:root {
  /* Enhanced Modern Dark Theme Color Palette */
  --color-white: rgba(255, 255, 255, 1);
  --color-black: rgba(0, 0, 0, 1);
  
  /* Enhanced dark theme base colors with deeper richness */
  --color-dark-950: rgba(2, 6, 15, 1);        /* Ultra deep midnight */
  --color-dark-900: rgba(8, 12, 23, 1);       /* Deep black with blue undertone */
  --color-dark-800: rgba(15, 20, 35, 1);      /* Rich dark background */
  --color-dark-700: rgba(22, 28, 45, 1);      /* Premium card backgrounds */
  --color-dark-600: rgba(32, 40, 60, 1);      /* Elevated surfaces */
  --color-dark-500: rgba(48, 58, 80, 1);      /* Enhanced border color */
  --color-dark-400: rgba(70, 80, 100, 1);     /* Refined muted elements */
  
  /* Enhanced gray scale with better contrast */
  --color-gray-50: rgba(248, 250, 252, 1);    /* Pure white text */
  --color-gray-100: rgba(241, 245, 249, 1);   /* Primary text - enhanced */
  --color-gray-200: rgba(226, 232, 240, 1);   /* High contrast text - improved */
  --color-gray-300: rgba(203, 213, 225, 1);   /* Medium contrast text - refined */
  --color-gray-400: rgba(148, 163, 184, 1);   /* Secondary text - enhanced */
  --color-gray-500: rgba(100, 116, 139, 1);   /* Muted text - improved */
  --color-gray-600: rgba(71, 85, 105, 1);     /* Disabled text - refined */
  
  /* Vibrant modern accent colors - enhanced palette */
  --color-primary: rgba(56, 189, 248, 1);        /* Brilliant cyan blue */
  --color-primary-light: rgba(125, 211, 252, 1); /* Light cyan */
  --color-primary-dark: rgba(14, 165, 233, 1);   /* Deep cyan */
  
  --color-secondary: rgba(139, 92, 246, 1);      /* Rich purple */
  --color-secondary-light: rgba(167, 139, 250, 1); /* Light purple */
  --color-secondary-dark: rgba(109, 40, 217, 1);   /* Deep purple */
  
  --color-accent: rgba(236, 72, 153, 1);         /* Vibrant pink */
  --color-accent-light: rgba(244, 114, 182, 1);  /* Light pink */
  --color-accent-dark: rgba(190, 24, 93, 1);     /* Deep pink */
  
  --color-success: rgba(16, 185, 129, 1);        /* Modern green */
  --color-success-light: rgba(52, 211, 153, 1);  /* Light green */
  --color-success-dark: rgba(4, 120, 87, 1);     /* Deep green */
  
  --color-warning: rgba(245, 158, 11, 1);        /* Golden yellow */
  --color-warning-light: rgba(251, 191, 36, 1);  /* Light yellow */
  --color-warning-dark: rgba(180, 83, 9, 1);     /* Deep yellow */
  
  --color-danger: rgba(239, 68, 68, 1);          /* Modern red */
  --color-danger-light: rgba(248, 113, 113, 1);  /* Light red */
  --color-danger-dark: rgba(185, 28, 28, 1);     /* Deep red */
  
  /* Enhanced gradient combinations */
  --gradient-primary: linear-gradient(135deg, rgba(56, 189, 248, 1) 0%, rgba(139, 92, 246, 1) 100%);
  --gradient-secondary: linear-gradient(135deg, rgba(139, 92, 246, 1) 0%, rgba(236, 72, 153, 1) 100%);
  --gradient-tertiary: linear-gradient(135deg, rgba(16, 185, 129, 1) 0%, rgba(56, 189, 248, 1) 100%);
  --gradient-warm: linear-gradient(135deg, rgba(245, 158, 11, 1) 0%, rgba(239, 68, 68, 1) 100%);
  --gradient-cool: linear-gradient(135deg, rgba(56, 189, 248, 1) 0%, rgba(16, 185, 129, 1) 100%);
  --gradient-vibrant: linear-gradient(135deg, rgba(236, 72, 153, 1) 0%, rgba(139, 92, 246, 1) 50%, rgba(56, 189, 248, 1) 100%);
  
  /* RGB versions for enhanced opacity control */
  --color-primary-rgb: 56, 189, 248;
  --color-secondary-rgb: 139, 92, 246;
  --color-accent-rgb: 236, 72, 153;
  --color-success-rgb: 16, 185, 129;
  --color-warning-rgb: 245, 158, 11;
  --color-danger-rgb: 239, 68, 68;
  --color-gray-50-rgb: 248, 250, 252;
  --color-gray-100-rgb: 241, 245, 249;
  --color-dark-700-rgb: 22, 28, 45;
  --color-dark-800-rgb: 15, 20, 35;

  /* Enhanced background variations with improved tints */
  --color-bg-primary: rgba(56, 189, 248, 0.08);    /* Enhanced blue tint */
  --color-bg-secondary: rgba(139, 92, 246, 0.08);  /* Enhanced purple tint */
  --color-bg-accent: rgba(236, 72, 153, 0.08);     /* Enhanced pink tint */
  --color-bg-success: rgba(16, 185, 129, 0.08);    /* Enhanced green tint */
  --color-bg-warning: rgba(245, 158, 11, 0.08);    /* Enhanced orange tint */
  --color-bg-danger: rgba(239, 68, 68, 0.08);      /* Enhanced red tint */

  /* Semantic Color Tokens (Enhanced Dark Mode) */
  --color-background: var(--color-dark-900);
  --color-surface: var(--color-dark-800);
  --color-surface-elevated: var(--color-dark-700);
  --color-surface-hover: var(--color-dark-600);
  --color-text: var(--color-gray-100);
  --color-text-secondary: var(--color-gray-400);
  --color-text-muted: var(--color-gray-500);
  --color-border: var(--color-dark-500);
  --color-border-light: var(--color-dark-400);
  
  /* Updated color scheme for dark theme */
  --color-primary: var(--color-accent-primary);
  --color-primary-hover: var(--color-accent-primary-dark);
  --color-primary-active: var(--color-accent-primary-dark);
  --color-secondary: rgba(var(--color-accent-primary-rgb), 0.1);
  --color-secondary-hover: rgba(var(--color-accent-primary-rgb), 0.15);
  --color-secondary-active: rgba(var(--color-accent-primary-rgb), 0.2);
  
  --color-btn-primary-text: var(--color-white);
  --color-card-border: var(--color-border);
  --color-card-border-inner: var(--color-border-light);
  
  --color-error: var(--color-accent-danger);
  --color-success: var(--color-accent-tertiary);
  --color-warning: var(--color-accent-warning);
  --color-info: var(--color-accent-primary);
  --color-focus-ring: rgba(var(--color-accent-primary-rgb), 0.4);
  --color-select-caret: rgba(var(--color-gray-100-rgb), 0.8);

  /* Common style patterns */
  --focus-ring: 0 0 0 3px var(--color-focus-ring);
  --focus-outline: 2px solid var(--color-primary);
  --status-bg-opacity: 0.15;
  --status-border-opacity: 0.25;
  --select-caret-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23134252' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  --select-caret-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f5f5f5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");

  /* RGB versions for opacity control */
  --color-success-rgb: 34, 197, 94;
  --color-error-rgb: 248, 113, 113;
  --color-warning-rgb: 251, 146, 60;
  --color-info-rgb: 96, 165, 250;

  /* Typography */
  --font-family-base: "FKGroteskNeue", "Geist", "Inter", -apple-system,
    BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-family-mono: "Berkeley Mono", ui-monospace, SFMono-Regular, Menlo,
    Monaco, Consolas, monospace;
  --font-size-xs: 11px;
  --font-size-sm: 12px;
  --font-size-base: 14px;
  --font-size-md: 14px;
  --font-size-lg: 16px;
  --font-size-xl: 18px;
  --font-size-2xl: 20px;
  --font-size-3xl: 24px;
  --font-size-4xl: 30px;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 550;
  --font-weight-bold: 600;
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.6;
  --letter-spacing-tight: -0.01em;

  /* Spacing */
  --space-0: 0;
  --space-1: 1px;
  --space-2: 2px;
  --space-4: 4px;
  --space-6: 6px;
  --space-8: 8px;
  --space-10: 10px;
  --space-12: 12px;
  --space-16: 16px;
  --space-20: 20px;
  --space-24: 24px;
  --space-32: 32px;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-base: 8px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.02);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.02);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.04),
    0 2px 4px -1px rgba(0, 0, 0, 0.02);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.04),
    0 4px 6px -2px rgba(0, 0, 0, 0.02);
  --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.15),
    inset 0 -1px 0 rgba(0, 0, 0, 0.03);

  /* Animation */
  --duration-fast: 150ms;
  --duration-normal: 250ms;
  --duration-standard: 300ms;
  --ease-standard: cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
/* Dark mode colors */
@media (prefers-color-scheme: dark) {
  :root {
    /* RGB versions for opacity control (Dark Mode) */
    --color-gray-400-rgb: 119, 124, 124;
    --color-teal-300-rgb: 50, 184, 198;
    --color-gray-300-rgb: 167, 169, 169;
    --color-gray-200-rgb: 245, 245, 245;

    /* Background color tokens (Dark Mode) */
    --color-bg-1: rgba(29, 78, 216, 0.15); /* Dark blue */
    --color-bg-2: rgba(180, 83, 9, 0.15); /* Dark yellow */
    --color-bg-3: rgba(21, 128, 61, 0.15); /* Dark green */
    --color-bg-4: rgba(185, 28, 28, 0.15); /* Dark red */
    --color-bg-5: rgba(107, 33, 168, 0.15); /* Dark purple */
    --color-bg-6: rgba(194, 65, 12, 0.15); /* Dark orange */
    --color-bg-7: rgba(190, 24, 93, 0.15); /* Dark pink */
    --color-bg-8: rgba(8, 145, 178, 0.15); /* Dark cyan */
    
    /* Semantic Color Tokens (Dark Mode) */
    --color-background: var(--color-charcoal-700);
    --color-surface: var(--color-charcoal-800);
    --color-text: var(--color-gray-200);
    --color-text-secondary: rgba(var(--color-gray-300-rgb), 0.7);
    --color-primary: var(--color-teal-300);
    --color-primary-hover: var(--color-teal-400);
    --color-primary-active: var(--color-teal-800);
    --color-secondary: rgba(var(--color-gray-400-rgb), 0.15);
    --color-secondary-hover: rgba(var(--color-gray-400-rgb), 0.25);
    --color-secondary-active: rgba(var(--color-gray-400-rgb), 0.3);
    --color-border: rgba(var(--color-gray-400-rgb), 0.3);
    --color-error: var(--color-red-400);
    --color-success: var(--color-teal-300);
    --color-warning: var(--color-orange-400);
    --color-info: var(--color-gray-300);
    --color-focus-ring: rgba(var(--color-teal-300-rgb), 0.4);
    --color-btn-primary-text: var(--color-slate-900);
    --color-card-border: rgba(var(--color-gray-400-rgb), 0.2);
    --color-card-border-inner: rgba(var(--color-gray-400-rgb), 0.15);
    --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.1),
      inset 0 -1px 0 rgba(0, 0, 0, 0.15);
    --button-border-secondary: rgba(var(--color-gray-400-rgb), 0.2);
    --color-border-secondary: rgba(var(--color-gray-400-rgb), 0.2);
    --color-select-caret: rgba(var(--color-gray-200-rgb), 0.8);

    /* Common style patterns - updated for dark mode */
    --focus-ring: 0 0 0 3px var(--color-focus-ring);
    --focus-outline: 2px solid var(--color-primary);
    --status-bg-opacity: 0.15;
    --status-border-opacity: 0.25;
    --select-caret-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23134252' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    --select-caret-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f5f5f5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");

    /* RGB versions for dark mode */
    --color-success-rgb: var(--color-teal-300-rgb);
    --color-error-rgb: var(--color-red-400-rgb);
    --color-warning-rgb: var(--color-orange-400-rgb);
    --color-info-rgb: var(--color-gray-300-rgb);
  }
}

/* Data attribute for manual theme switching */
[data-color-scheme="dark"] {
  /* RGB versions for opacity control (dark mode) */
  --color-gray-400-rgb: 119, 124, 124;
  --color-teal-300-rgb: 50, 184, 198;
  --color-gray-300-rgb: 167, 169, 169;
  --color-gray-200-rgb: 245, 245, 245;

  /* Colorful background palette - Dark Mode */
  --color-bg-1: rgba(29, 78, 216, 0.15); /* Dark blue */
  --color-bg-2: rgba(180, 83, 9, 0.15); /* Dark yellow */
  --color-bg-3: rgba(21, 128, 61, 0.15); /* Dark green */
  --color-bg-4: rgba(185, 28, 28, 0.15); /* Dark red */
  --color-bg-5: rgba(107, 33, 168, 0.15); /* Dark purple */
  --color-bg-6: rgba(194, 65, 12, 0.15); /* Dark orange */
  --color-bg-7: rgba(190, 24, 93, 0.15); /* Dark pink */
  --color-bg-8: rgba(8, 145, 178, 0.15); /* Dark cyan */
  
  /* Semantic Color Tokens (Dark Mode) */
  --color-background: var(--color-charcoal-700);
  --color-surface: var(--color-charcoal-800);
  --color-text: var(--color-gray-200);
  --color-text-secondary: rgba(var(--color-gray-300-rgb), 0.7);
  --color-primary: var(--color-teal-300);
  --color-primary-hover: var(--color-teal-400);
  --color-primary-active: var(--color-teal-800);
  --color-secondary: rgba(var(--color-gray-400-rgb), 0.15);
  --color-secondary-hover: rgba(var(--color-gray-400-rgb), 0.25);
  --color-secondary-active: rgba(var(--color-gray-400-rgb), 0.3);
  --color-border: rgba(var(--color-gray-400-rgb), 0.3);
  --color-error: var(--color-red-400);
  --color-success: var(--color-teal-300);
  --color-warning: var(--color-orange-400);
  --color-info: var(--color-gray-300);
  --color-focus-ring: rgba(var(--color-teal-300-rgb), 0.4);
  --color-btn-primary-text: var(--color-slate-900);
  --color-card-border: rgba(var(--color-gray-400-rgb), 0.15);
  --color-card-border-inner: rgba(var(--color-gray-400-rgb), 0.15);
  --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.1),
    inset 0 -1px 0 rgba(0, 0, 0, 0.15);
  --color-border-secondary: rgba(var(--color-gray-400-rgb), 0.2);
  --color-select-caret: rgba(var(--color-gray-200-rgb), 0.8);

  /* Common style patterns - updated for dark mode */
  --focus-ring: 0 0 0 3px var(--color-focus-ring);
  --focus-outline: 2px solid var(--color-primary);
  --status-bg-opacity: 0.15;
  --status-border-opacity: 0.25;
  --select-caret-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23134252' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  --select-caret-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f5f5f5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");

  /* RGB versions for dark mode */
  --color-success-rgb: var(--color-teal-300-rgb);
  --color-error-rgb: var(--color-red-400-rgb);
  --color-warning-rgb: var(--color-orange-400-rgb);
  --color-info-rgb: var(--color-gray-300-rgb);
}

[data-color-scheme="light"] {
  /* RGB versions for opacity control (light mode) */
  --color-brown-600-rgb: 94, 82, 64;
  --color-teal-500-rgb: 33, 128, 141;
  --color-slate-900-rgb: 19, 52, 59;
  
  /* Semantic Color Tokens (Light Mode) */
  --color-background: var(--color-cream-50);
  --color-surface: var(--color-cream-100);
  --color-text: var(--color-slate-900);
  --color-text-secondary: var(--color-slate-500);
  --color-primary: var(--color-teal-500);
  --color-primary-hover: var(--color-teal-600);
  --color-primary-active: var(--color-teal-700);
  --color-secondary: rgba(var(--color-brown-600-rgb), 0.12);
  --color-secondary-hover: rgba(var(--color-brown-600-rgb), 0.2);
  --color-secondary-active: rgba(var(--color-brown-600-rgb), 0.25);
  --color-border: rgba(var(--color-brown-600-rgb), 0.2);
  --color-btn-primary-text: var(--color-cream-50);
  --color-card-border: rgba(var(--color-brown-600-rgb), 0.12);
  --color-card-border-inner: rgba(var(--color-brown-600-rgb), 0.12);
  --color-error: var(--color-red-500);
  --color-success: var(--color-teal-500);
  --color-warning: var(--color-orange-500);
  --color-info: var(--color-slate-500);
  --color-focus-ring: rgba(var(--color-teal-500-rgb), 0.4);

  /* RGB versions for light mode */
  --color-success-rgb: var(--color-teal-500-rgb);
  --color-error-rgb: var(--color-red-500-rgb);
  --color-warning-rgb: var(--color-orange-500-rgb);
  --color-info-rgb: var(--color-slate-500-rgb);
}

/* Base styles */
html {
  font-size: var(--font-size-base);
  font-family: var(--font-family-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
  box-sizing: border-box;
}

/* Enhanced base styles with smooth animations */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

*,
*::before,
*::after {
  box-sizing: inherit;
}

html {
  scroll-behavior: smooth;
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  background: var(--color-background);
  color: var(--color-text);
  font-family: var(--font-family-primary);
  line-height: var(--line-height-normal);
  overflow-x: hidden;
  
  /* Enhanced background with rich gradient and subtle color hints */
  background: 
    radial-gradient(circle at 20% 80%, rgba(var(--color-primary-rgb), 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(var(--color-secondary-rgb), 0.06) 0%, transparent 50%),
    radial-gradient(circle at 40% 40%, rgba(var(--color-accent-rgb), 0.04) 0%, transparent 50%),
    linear-gradient(135deg, var(--color-dark-950) 0%, var(--color-dark-900) 50%, var(--color-dark-800) 100%);
  background-attachment: fixed;
  
  /* Smooth transitions for all interactions */
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Enhanced scrollbar styling */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-dark-800);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-secondary));
  border-radius: 4px;
  transition: background 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(135deg, var(--color-accent-primary-dark), var(--color-accent-secondary));
}

*,
*::before,
*::after {
  box-sizing: inherit;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
  color: var(--color-text);
  letter-spacing: var(--letter-spacing-tight);
}

h1 {
  font-size: var(--font-size-4xl);
}
h2 {
  font-size: var(--font-size-3xl);
}
h3 {
  font-size: var(--font-size-2xl);
}
h4 {
  font-size: var(--font-size-xl);
}
h5 {
  font-size: var(--font-size-lg);
}
h6 {
  font-size: var(--font-size-md);
}

p {
  margin: 0 0 var(--space-16) 0;
}

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

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

code,
pre {
  font-family: var(--font-family-mono);
  font-size: calc(var(--font-size-base) * 0.95);
  background-color: var(--color-secondary);
  border-radius: var(--radius-sm);
}

code {
  padding: var(--space-1) var(--space-4);
}

pre {
  padding: var(--space-16);
  margin: var(--space-16) 0;
  overflow: auto;
  border: 1px solid var(--color-border);
}

pre code {
  background: none;
  padding: 0;
}

/* Modern Enhanced Buttons with Animations */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  cursor: pointer;
  border: none;
  text-decoration: none;
  position: relative;
  overflow: hidden;
  font-family: inherit;
  
  /* Enhanced transitions with cubic bezier easing */
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  transform: translateY(0) scale(1);
  
  /* Subtle shadow for depth */
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1), 
              0 2px 4px rgba(0, 0, 0, 0.1);
}

.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;
  z-index: 1;
}

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

.btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.4);
}

.btn:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15), 
              0 4px 10px rgba(0, 0, 0, 0.1);
}

.btn:active {
  transform: translateY(0) scale(0.98);
  transition: all 0.1s ease;
}

/* Primary Button - Enhanced Gradient Magic */
.btn--primary {
  background: var(--gradient-vibrant);
  color: var(--color-white);
  border: 2px solid transparent;
  position: relative;
  z-index: 1;
}

.btn--primary::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-primary);
  border-radius: inherit;
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: -1;
}

.btn--primary:hover::after {
  opacity: 1;
}

.btn--primary:hover {
  box-shadow: 0 8px 32px rgba(var(--color-primary-rgb), 0.3), 
              0 4px 16px rgba(var(--color-secondary-rgb), 0.2);
}
}

.btn--primary::after {
  content: '';
  position: absolute;
  inset: 0;
  padding: 2px;
  background: var(--gradient-primary);
  border-radius: 12px;
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  z-index: -1;
}

.btn--primary:hover {
  background: linear-gradient(135deg, rgba(59, 130, 246, 1) 0%, rgba(147, 51, 234, 1) 100%);
  box-shadow: 0 8px 32px rgba(96, 165, 250, 0.4);
}

/* Secondary Button - Elegant Outline */
.btn--secondary {
  background: rgba(96, 165, 250, 0.1);
  color: var(--color-accent-primary);
  border: 2px solid var(--color-accent-primary);
  -webkit-backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.btn--secondary:hover {
  background: var(--color-accent-primary);
  color: var(--color-white);
  border-color: var(--color-accent-primary);
  box-shadow: 0 8px 32px rgba(96, 165, 250, 0.3);
}

/* Outline Button */
.btn--outline {
  background: transparent;
  color: var(--color-text);
  border: 2px solid var(--color-border);
}

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border: 2px solid var(--color-border);
}

.btn--outline:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-accent-primary);
  color: var(--color-accent-primary);
}

.btn--sm {
  padding: var(--space-4) var(--space-12);
  font-size: var(--font-size-sm);
  border-radius: var(--radius-sm);
}

.btn--lg {
  padding: var(--space-10) var(--space-20);
  font-size: var(--font-size-lg);
  border-radius: var(--radius-md);
}

.btn--full-width {
  width: 100%;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Form elements */
.form-control {
  display: block;
  width: 100%;
  padding: var(--space-8) var(--space-12);
  font-size: var(--font-size-md);
  line-height: 1.5;
  color: var(--color-text);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-base);
  transition: border-color var(--duration-fast) var(--ease-standard),
    box-shadow var(--duration-fast) var(--ease-standard);
}

textarea.form-control {
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
}

select.form-control {
  padding: var(--space-8) var(--space-12);
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background-image: var(--select-caret-light);
  background-repeat: no-repeat;
  background-position: right var(--space-12) center;
  background-size: 16px;
  padding-right: var(--space-32);
}

/* Add a dark mode specific caret */
@media (prefers-color-scheme: dark) {
  select.form-control {
    background-image: var(--select-caret-dark);
  }
}

/* Also handle data-color-scheme */
[data-color-scheme="dark"] select.form-control {
  background-image: var(--select-caret-dark);
}

[data-color-scheme="light"] select.form-control {
  background-image: var(--select-caret-light);
}

.form-control:focus {
  border-color: var(--color-primary);
  outline: var(--focus-outline);
}

.form-label {
  display: block;
  margin-bottom: var(--space-8);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
}

.form-group {
  margin-bottom: var(--space-16);
}

/* Enhanced Card Component with Modern Dark Theme */
.card {
  background: var(--color-surface-elevated);
  border-radius: 16px;
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
  
  /* Enhanced shadow system with color variables */
  box-shadow: 0 4px 6px rgba(var(--color-dark-rgb), 0.15), 
              0 1px 3px rgba(var(--color-dark-rgb), 0.1);
  
  /* Smooth transitions */
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  transform: translateY(0) scale(1);
  
  /* Subtle gradient overlay */
  background: linear-gradient(135deg, 
    var(--color-surface-elevated) 0%, 
    rgba(var(--color-primary-rgb), 0.02) 100%);
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 20px 25px rgba(var(--color-primary-rgb), 0.25), 
              0 10px 10px rgba(var(--color-dark-rgb), 0.15);
  border-color: var(--color-primary);
  
  /* Enhanced gradient on hover */
  background: linear-gradient(135deg, 
    var(--color-surface-elevated) 0%, 
    rgba(var(--color-primary-rgb), 0.05) 100%);
}

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

.card__body {
  padding: 24px;
  position: relative;
  z-index: 1;
}

.card__header,
.card__footer {
  padding: 20px 24px;
  border-bottom: 1px solid var(--color-border);
  position: relative;
}

.card__footer {
  border-top: 1px solid var(--color-border);
  border-bottom: none;
}

/* Status indicators - simplified with CSS variables */
.status {
  display: inline-flex;
  align-items: center;
  padding: var(--space-6) var(--space-12);
  border-radius: var(--radius-full);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
}

.status--success {
  background-color: rgba(
    var(--color-success-rgb, 33, 128, 141),
    var(--status-bg-opacity)
  );
  color: var(--color-success);
  border: 1px solid
    rgba(var(--color-success-rgb, 33, 128, 141), var(--status-border-opacity));
}

.status--error {
  background-color: rgba(
    var(--color-error-rgb, 192, 21, 47),
    var(--status-bg-opacity)
  );
  color: var(--color-error);
  border: 1px solid
    rgba(var(--color-error-rgb, 192, 21, 47), var(--status-border-opacity));
}

.status--warning {
  background-color: rgba(
    var(--color-warning-rgb, 168, 75, 47),
    var(--status-bg-opacity)
  );
  color: var(--color-warning);
  border: 1px solid
    rgba(var(--color-warning-rgb, 168, 75, 47), var(--status-border-opacity));
}

.status--info {
  background-color: rgba(
    var(--color-info-rgb, 98, 108, 113),
    var(--status-bg-opacity)
  );
  color: var(--color-info);
  border: 1px solid
    rgba(var(--color-info-rgb, 98, 108, 113), var(--status-border-opacity));
}

/* Container layout */
.container {
  width: 100%;
  margin-right: auto;
  margin-left: auto;
  padding-right: var(--space-16);
  padding-left: var(--space-16);
}

@media (min-width: 640px) {
  .container {
    max-width: var(--container-sm);
  }
}
@media (min-width: 768px) {
  .container {
    max-width: var(--container-md);
  }
}
@media (min-width: 1024px) {
  .container {
    max-width: var(--container-lg);
  }
}
@media (min-width: 1280px) {
  .container {
    max-width: var(--container-xl);
  }
}

/* Utility classes */
.flex {
  display: flex;
}
.flex-col {
  flex-direction: column;
}
.items-center {
  align-items: center;
}
.justify-center {
  justify-content: center;
}
.justify-between {
  justify-content: space-between;
}
.gap-4 {
  gap: var(--space-4);
}
.gap-8 {
  gap: var(--space-8);
}
.gap-16 {
  gap: var(--space-16);
}

.m-0 {
  margin: 0;
}
.mt-8 {
  margin-top: var(--space-8);
}
.mb-8 {
  margin-bottom: var(--space-8);
}
.mx-8 {
  margin-left: var(--space-8);
  margin-right: var(--space-8);
}
.my-8 {
  margin-top: var(--space-8);
  margin-bottom: var(--space-8);
}

.p-0 {
  padding: 0;
}
.py-8 {
  padding-top: var(--space-8);
  padding-bottom: var(--space-8);
}
.px-8 {
  padding-left: var(--space-8);
  padding-right: var(--space-8);
}
.py-16 {
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}
.px-16 {
  padding-left: var(--space-16);
  padding-right: var(--space-16);
}

.block {
  display: block;
}
.hidden {
  display: none;
}

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

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

/* Dark mode specifics */
[data-color-scheme="dark"] .btn--outline {
  border: 1px solid var(--color-border-secondary);
}

@font-face {
  font-family: 'FKGroteskNeue';
  src: url('https://r2cdn.perplexity.ai/fonts/FKGroteskNeue.woff2')
    format('woff2');
}

/* END PERPLEXITY DESIGN SYSTEM */
/* Custom styles for Altamash Faraz Portfolio */

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-background);
  color: var(--color-text);
  font-family: var(--font-family-base);
  line-height: var(--line-height-normal);
  overflow-x: hidden;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(15, 23, 42, 0.85);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(56, 189, 248, 0.2);
  z-index: 1000;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Enhanced shadow with glow */
  box-shadow: 
    0 4px 20px rgba(0, 0, 0, 0.3),
    0 0 0 1px rgba(56, 189, 248, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.navbar.scrolled {
  background: rgba(15, 23, 42, 0.95);
  border-bottom-color: rgba(56, 189, 248, 0.3);
  box-shadow: 
    0 8px 32px rgba(0, 0, 0, 0.4),
    0 0 0 1px rgba(56, 189, 248, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.nav-container {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--space-24);
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 75px;
}

.nav-logo .logo-text {
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  
  /* Modern gradient logo with animation */
  background: linear-gradient(135deg, #38bdf8 0%, #8b5cf6 50%, #ec4899 100%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
  animation: gradientShift 3s ease-in-out infinite;
  position: relative;
}

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

.nav-logo .logo-text::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(135deg, #38bdf8 0%, #8b5cf6 100%);
  border-radius: 1px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.nav-logo:hover .logo-text::after {
  opacity: 1;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--space-32);
  align-items: center;
}

.nav-link {
  color: #e2e8f0;
  text-decoration: none;
  font-weight: 500;
  font-size: 0.875rem;
  letter-spacing: 0.025em;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  padding: 8px 16px;
  border-radius: 8px;
  overflow: hidden;
}

.nav-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
  border-radius: 8px;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(135deg, #38bdf8 0%, #8b5cf6 100%);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 1px;
  transform: translateX(-50%);
}

.nav-link:hover {
  color: #ffffff;
  transform: translateY(-1px);
}

.nav-link:hover::before {
  opacity: 1;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 80%;
}

.nav-link.active {
  color: #38bdf8;
  background: rgba(56, 189, 248, 0.1);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 5px;
  padding: 8px;
  border-radius: 6px;
  transition: background-color 0.3s ease;
}

.nav-hamburger:hover {
  background: rgba(56, 189, 248, 0.1);
}

.nav-hamburger .bar {
  width: 28px;
  height: 3px;
  background: linear-gradient(135deg, #38bdf8 0%, #8b5cf6 100%);
  border-radius: 1.5px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  transform-origin: center;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: 
    radial-gradient(circle at 30% 30%, rgba(56, 189, 248, 0.15) 0%, transparent 60%),
    radial-gradient(circle at 70% 70%, rgba(139, 92, 246, 0.1) 0%, transparent 60%),
    linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(30, 41, 59, 0.95) 100%);
  padding: var(--space-32) var(--space-16);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    linear-gradient(45deg, transparent 49%, rgba(56, 189, 248, 0.03) 50%, transparent 51%),
    linear-gradient(-45deg, transparent 49%, rgba(139, 92, 246, 0.03) 50%, transparent 51%);
  background-size: 100px 100px;
  animation: backgroundShift 20s linear infinite;
}

@keyframes backgroundShift {
  0% { transform: translate(0, 0); }
  100% { transform: translate(100px, 100px); }
}

.hero-content {
  max-width: var(--container-lg);
  text-align: center;
  animation: fadeInUp 1s var(--ease-standard);
  position: relative;
  z-index: 1;
}

.hero-name {
  font-size: clamp(3.5rem, 9vw, 7rem);
  font-weight: 700;
  margin-bottom: var(--space-8);
  letter-spacing: -0.02em;
  line-height: 1.1;
  
  /* Enhanced gradient text effect */
  background: linear-gradient(135deg, #e2e8f0 0%, #cbd5e1 25%, #94a3b8 75%, #64748b 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
  
  /* Cool animations */
  animation: fadeInUp 1.5s ease-out, textGlow 3s ease-in-out infinite alternate;
  transform-origin: center;
  
  /* Hover effect */
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: default;
  
  /* Subtle glow effect */
  filter: drop-shadow(0 0 20px rgba(56, 189, 248, 0.2));
}

.hero-name:hover {
  animation: textPulse 0.8s ease-in-out, textGlow 3s ease-in-out infinite alternate;
  transform: scale(1.05);
  filter: drop-shadow(0 0 30px rgba(56, 189, 248, 0.4));
}

.hero-title {
  font-size: clamp(1rem, 3vw, 1.5rem);
  font-weight: 500;
  margin-bottom: var(--space-24);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  
  /* Accent color for subtitle */
  background: linear-gradient(135deg, rgba(56, 189, 248, 1) 0%, rgba(139, 92, 246, 1) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
}

.hero-tagline {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  max-width: 700px;
  margin: 0 auto var(--space-32) auto;
  line-height: 1.6;
}

.hero-buttons {
  display: flex;
  gap: var(--space-16);
  justify-content: center;
  margin-bottom: var(--space-32);
  flex-wrap: wrap;
}

.hero-social {
  display: flex;
  gap: var(--space-16);
  justify-content: center;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background: var(--color-secondary);
  border-radius: var(--radius-full);
  color: var(--color-text);
  font-size: var(--font-size-xl);
  text-decoration: none;
  transition: all var(--duration-normal) var(--ease-standard);
  border: 1px solid var(--color-border);
}

.social-link:hover {
  background: var(--color-primary);
  color: var(--color-btn-primary-text);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.scroll-indicator {
  position: absolute;
  bottom: var(--space-32);
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s infinite;
}

.scroll-arrow {
  width: 24px;
  height: 24px;
  border-right: 2px solid var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
  transform: rotate(45deg);
}

/* Section Styles */
section {
  padding: 120px var(--space-16) 80px;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-32);
}

.section-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--space-16);
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* About Section */
.about {
  background: var(--color-bg-1);
}

.about-content {
  max-width: var(--container-md);
  margin: 0 auto;
}

.about-text p {
  font-size: var(--font-size-lg);
  line-height: 1.7;
  margin-bottom: var(--space-24);
  color: var(--color-text-secondary);
}

.about-highlights {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-24);
  margin-top: var(--space-32);
}

.highlight-item {
  display: flex;
  align-items: center;
  gap: var(--space-16);
  padding: var(--space-20);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-card-border);
}

.highlight-item i {
  font-size: var(--font-size-2xl);
  color: var(--color-primary);
}

.highlight-item span {
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
}

/* Experience Section */
.experience-timeline {
  max-width: var(--container-md);
  margin: 0 auto;
  position: relative;
}

.experience-timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  margin-bottom: var(--space-32);
  display: flex;
  justify-content: flex-end;
}

.timeline-item:nth-child(even) {
  justify-content: flex-start;
}

.timeline-dot {
  position: absolute;
  left: 50%;
  top: 20px;
  width: 16px;
  height: 16px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  transform: translateX(-50%);
  border: 4px solid var(--color-background);
  z-index: 2;
}

.timeline-content {
  width: calc(50% - 40px);
  background: var(--color-surface);
  padding: var(--space-24);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-card-border);
  box-shadow: var(--shadow-sm);
}

.timeline-header {
  margin-bottom: var(--space-16);
}

.timeline-header h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--space-8);
}

.timeline-company {
  font-weight: var(--font-weight-medium);
  color: var(--color-primary);
  display: block;
  margin-bottom: var(--space-4);
}

.timeline-duration {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-right: var(--space-16);
}

.timeline-type {
  font-size: var(--font-size-sm);
  background: var(--color-secondary);
  color: var(--color-text);
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-sm);
}

.timeline-content p {
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-16);
}

.timeline-achievements {
  list-style: none;
  padding: 0;
  margin: 0;
}

.timeline-achievements li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 8px;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  line-height: 1.5;
}

.timeline-achievements li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-primary);
  font-weight: var(--font-weight-bold);
}

.timeline-achievements li:last-child {
  margin-bottom: 0;
}

/* Projects Section */
.projects {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.8) 0%, rgba(30, 41, 59, 0.8) 100%);
  position: relative;
  overflow: hidden;
}

.projects::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 25% 25%, rgba(56, 189, 248, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 75% 75%, rgba(139, 92, 246, 0.05) 0%, transparent 50%);
  pointer-events: none;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-32);
  max-width: var(--container-xl);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.project-card {
  background: rgba(30, 41, 59, 0.4);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-radius: 16px;
  border: 1px solid rgba(56, 189, 248, 0.1);
  padding: var(--space-24);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, rgba(56, 189, 248, 1) 0%, rgba(139, 92, 246, 1) 100%);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.project-card:hover {
  transform: translateY(-8px) scale(1.02);
  border-color: rgba(56, 189, 248, 0.3);
  box-shadow: 
    0 20px 40px rgba(0, 0, 0, 0.3),
    0 0 0 1px rgba(56, 189, 248, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.project-card:hover::before {
  transform: scaleX(1);
}

.project-card:hover::after {
  opacity: 1;
}

.project-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-16);
}

.project-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
}

.project-links {
  display: flex;
  gap: var(--space-8);
}

.project-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--color-secondary);
  border-radius: var(--radius-base);
  color: var(--color-text);
  text-decoration: none;
  transition: all var(--duration-fast) var(--ease-standard);
}

.project-link:hover {
  background: var(--color-primary);
  color: var(--color-btn-primary-text);
}

.project-description {
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-20);
}

.project-image {
  margin-bottom: var(--space-20);
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-bg-1), var(--color-bg-3));
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-card-border);
}

.project-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  color: var(--color-btn-primary-text);
  font-size: 24px;
  transition: all var(--duration-normal) var(--ease-standard);
}

.project-card:hover .project-placeholder {
  transform: scale(1.1) rotate(5deg);
}

.project-stats {
  display: flex;
  gap: var(--space-20);
  margin: var(--space-16) 0;
  padding: var(--space-16) 0;
  border-top: 1px solid var(--color-card-border);
  border-bottom: 1px solid var(--color-card-border);
}

.stat {
  text-align: center;
  flex: 1;
}

.stat-number {
  display: block;
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: 4px;
}

.stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-medium);
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8);
}

.tech-tag {
  background: var(--color-bg-3);
  color: var(--color-text);
  padding: var(--space-6) var(--space-12);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  border: 1px solid var(--color-border);
}

/* Skills Section */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-24);
  max-width: var(--container-xl);
  margin: 0 auto;
}

.skill-category {
  background: var(--color-surface);
  padding: var(--space-24);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-card-border);
}

.skill-category-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--space-16);
  text-align: center;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8);
  justify-content: center;
}

.skill-tag {
  background: var(--color-bg-4);
  color: var(--color-text);
  padding: var(--space-8) var(--space-16);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  border: 1px solid var(--color-border);
  transition: all var(--duration-fast) var(--ease-standard);
}

.skill-tag:hover {
  background: var(--color-primary);
  color: var(--color-btn-primary-text);
  transform: translateY(-2px);
}

/* Resume Section */
.resume-section {
  background: var(--color-bg-6);
}

.resume-content {
  max-width: 800px;
  margin: 0 auto;
}

.resume-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-32);
  border: 1px solid var(--color-card-border);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: all var(--duration-standard) var(--ease-standard);
}

.resume-card:hover {
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
  transform: translateY(-5px);
}

.resume-header {
  display: flex;
  align-items: center;
  gap: var(--space-20);
  margin-bottom: var(--space-24);
}

.resume-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-hover));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-btn-primary-text);
  font-size: var(--font-size-2xl);
}

.resume-info h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--space-8);
}

.resume-info p {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-12);
  line-height: var(--line-height-relaxed);
}

.resume-meta {
  display: flex;
  gap: var(--space-16);
  flex-wrap: wrap;
}

.resume-meta span {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.resume-meta i {
  color: var(--color-primary);
}

.resume-highlights {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-16);
  margin-bottom: var(--space-24);
  padding: var(--space-20);
  background: var(--color-bg-1);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-primary);
}

.highlight {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

.highlight i {
  color: var(--color-primary);
  font-size: var(--font-size-md);
}

.resume-actions {
  display: flex;
  gap: var(--space-16);
  justify-content: center;
  margin-bottom: var(--space-20);
}

.resume-actions .btn {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  padding: var(--space-12) var(--space-24);
  min-width: 140px;
  justify-content: center;
}

.resume-note {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  padding: var(--space-12);
  background: var(--color-bg-3);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-success);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.resume-note i {
  color: var(--color-success);
}

@media (max-width: 768px) {
  .resume-header {
    flex-direction: column;
    text-align: center;
  }
  
  .resume-actions {
    flex-direction: column;
    align-items: center;
  }
  
  .resume-highlights {
    grid-template-columns: 1fr;
  }
  
  .resume-meta {
    justify-content: center;
  }
}

/* Backup download link styling */
.backup-download-link {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  transition: all var(--duration-fast) var(--ease-standard);
}

.backup-download-link:hover {
  text-decoration: underline;
  color: var(--color-primary-hover);
}

/* Education Section */
.education {
  background: var(--color-bg-5);
}

.education-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-24);
  max-width: var(--container-xl);
  margin: 0 auto var(--space-32) auto;
}

.education-card {
  background: var(--color-surface);
  padding: var(--space-24);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-card-border);
  transition: all var(--duration-normal) var(--ease-standard);
}

.education-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.education-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-16);
  flex-wrap: wrap;
  gap: var(--space-8);
}

.education-header h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  flex: 1;
}

.education-duration {
  background: var(--color-secondary);
  color: var(--color-text);
  padding: var(--space-4) var(--space-12);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

.education-details p {
  margin-bottom: var(--space-8);
  color: var(--color-text-secondary);
}

.education-institution {
  font-weight: var(--font-weight-medium);
  color: var(--color-text) !important;
}

.education-performance {
  font-weight: var(--font-weight-medium);
  color: var(--color-primary) !important;
}

/* Certifications */
.certifications {
  margin-top: var(--space-32);
  padding-top: var(--space-32);
  border-top: 1px solid var(--color-border);
}

.certifications-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  text-align: center;
  margin-bottom: var(--space-24);
  color: var(--color-text);
}

.certifications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-20);
}

.certification-card {
  background: var(--color-surface);
  padding: var(--space-20);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-card-border);
  text-align: center;
  transition: all var(--duration-normal) var(--ease-standard);
}

.certification-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.certification-card i {
  font-size: var(--font-size-3xl);
  color: var(--color-primary);
  margin-bottom: var(--space-16);
}

.certification-card h4 {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--space-8);
}

.certification-card p {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

/* Contact Section */
.contact {
  background: var(--color-bg-6);
}

.contact-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-32);
  max-width: var(--container-md);
  margin: 0 auto;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-16);
  background: var(--color-surface);
  padding: var(--space-20);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-card-border);
}

.contact-item i {
  font-size: var(--font-size-2xl);
  color: var(--color-primary);
  min-width: 40px;
}

.contact-item h4 {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.contact-item a {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-standard);
}

.contact-item a:hover {
  color: var(--color-primary);
}

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

.contact-social h4 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--space-20);
}

.social-links {
  display: flex;
  gap: var(--space-16);
  justify-content: center;
  flex-wrap: wrap;
}

.social-link-large {
  display: flex;
  align-items: center;
  gap: var(--space-12);
  background: var(--color-surface);
  padding: var(--space-16) var(--space-20);
  border-radius: var(--radius-lg);
  color: var(--color-text);
  text-decoration: none;
  border: 1px solid var(--color-card-border);
  transition: all var(--duration-normal) var(--ease-standard);
}

.social-link-large:hover {
  background: var(--color-primary);
  color: var(--color-btn-primary-text);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.social-link-large i {
  font-size: var(--font-size-xl);
}

/* Footer */
.footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--space-32) var(--space-16);
  text-align: center;
}

.footer-content p {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-8);
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: var(--space-32);
  right: var(--space-32);
  width: 50px;
  height: 50px;
  background: var(--color-primary);
  color: var(--color-btn-primary-text);
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all var(--duration-normal) var(--ease-standard);
  z-index: 999;
  box-shadow: var(--shadow-lg);
}

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

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

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  40% {
    transform: translateX(-50%) translateY(-10px);
  }
  60% {
    transform: translateX(-50%) translateY(-5px);
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    left: -100%;
    top: 70px;
    flex-direction: column;
    background: rgba(31, 33, 33, 0.98);
    width: 100%;
    text-align: center;
    transition: 0.3s;
    box-shadow: var(--shadow-lg);
    padding: var(--space-32) 0;
    gap: var(--space-20);
  }

  .nav-menu.active {
    left: 0;
  }

  .nav-hamburger {
    display: flex;
  }

  .nav-hamburger.active .bar:nth-child(2) {
    opacity: 0;
  }

  .nav-hamburger.active .bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .nav-hamburger.active .bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .hero-buttons .btn {
    width: 100%;
    max-width: 250px;
  }

  .timeline-item {
    justify-content: center;
  }

  .timeline-item:nth-child(even) {
    justify-content: center;
  }

  .timeline-content {
    width: calc(100% - 40px);
  }

  .experience-timeline::before {
    left: 20px;
  }

  .timeline-dot {
    left: 20px;
  }

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

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

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

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

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

  .social-links {
    flex-direction: column;
  }

  .social-link-large {
    justify-content: center;
  }

  section {
    padding: 80px var(--space-16) 60px;
  }

  .hero {
    padding: var(--space-24) var(--space-16);
  }

  .back-to-top {
    bottom: var(--space-20);
    right: var(--space-20);
    width: 45px;
    height: 45px;
  }
}

@media (max-width: 480px) {
  .nav-container {
    padding: 0 var(--space-12);
  }

  .hero {
    padding: var(--space-20) var(--space-12);
  }

  .hero-name {
    font-size: 3.5rem;
  }

  .hero-title {
    font-size: 1.1rem;
  }

  .hero-tagline {
    font-size: var(--font-size-base);
  }

  .section-title {
    font-size: var(--font-size-3xl);
  }

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

  .project-card {
    padding: var(--space-20);
  }

  .education-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .social-links {
    gap: var(--space-12);
  }
}

/* Focus styles for accessibility */
.btn:focus-visible,
.nav-link:focus-visible,
.social-link:focus-visible,
.social-link-large:focus-visible,
.project-link:focus-visible {
  outline: var(--focus-outline);
  outline-offset: 2px;
}

/* Smooth scroll padding for fixed navbar */
html {
  scroll-padding-top: 70px;
}

/* Notification System */
.notification {
  position: fixed;
  top: 20px;
  right: 20px;
  background: var(--color-surface);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-md);
  padding: var(--space-16);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  z-index: 10000;
  opacity: 0;
  transform: translateX(400px);
  transition: all var(--duration-normal) var(--ease-standard);
  max-width: 300px;
}

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

.notification--success {
  border-left: 4px solid var(--color-success);
}

.notification--info {
  border-left: 4px solid var(--color-info);
}

.notification-content {
  display: flex;
  align-items: center;
  gap: var(--space-12);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

.notification-content i {
  color: var(--color-success);
  font-size: var(--font-size-lg);
}

.notification--info .notification-content i {
  color: var(--color-info);
}

@media (max-width: 768px) {
  .notification {
    right: 10px;
    left: 10px;
    max-width: none;
  }
}

/* ========================================
   Enhanced Animations and Utility Classes
   ======================================== */

/* Fade in animation */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

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

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

@keyframes bounce {
  0%, 20%, 53%, 80%, 100% {
    transform: translate3d(0, 0, 0);
  }
  40%, 43% {
    transform: translate3d(0, -10px, 0);
  }
  70% {
    transform: translate3d(0, -5px, 0);
  }
  90% {
    transform: translate3d(0, -2px, 0);
  }
}

@keyframes glow {
  0%, 100% {
    box-shadow: 0 0 5px rgba(96, 165, 250, 0.5);
  }
  50% {
    box-shadow: 0 0 20px rgba(96, 165, 250, 0.8), 0 0 30px rgba(139, 92, 246, 0.4);
  }
}

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

/* Animation utility classes */
.animate-fade-in-up {
  animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.animate-fade-in-left {
  animation: fadeInLeft 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.animate-fade-in-right {
  animation: fadeInRight 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

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

.animate-bounce {
  animation: bounce 2s infinite;
}

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

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

/* Staggered animation delays */
.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.animate-delay-4 { animation-delay: 0.4s; }
.animate-delay-5 { animation-delay: 0.5s; }

/* Initially hidden for animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-on-scroll.animate-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Enhanced hover effects */
.hover-lift:hover {
  transform: translateY(-5px);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-glow:hover {
  box-shadow: 0 0 20px rgba(96, 165, 250, 0.4);
  transition: box-shadow 0.3s ease;
}

.hover-scale:hover {
  transform: scale(1.05);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Gradient text effect */
.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Glass morphism effect */
.glass-effect {
  background: rgba(255, 255, 255, 0.05);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Loading spinner */
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Cool name animations */
@keyframes textGlow {
  0% {
    filter: drop-shadow(0 0 20px rgba(56, 189, 248, 0.2));
  }
  100% {
    filter: drop-shadow(0 0 30px rgba(56, 189, 248, 0.4)) drop-shadow(0 0 60px rgba(56, 189, 248, 0.1));
  }
}

@keyframes textPulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.02);
  }
}

@keyframes fadeInUp {
  0% {
    opacity: 0;
    transform: translateY(30px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(96, 165, 250, 0.3);
  border-top-color: var(--color-accent-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

/* ========================================
   Certificates Section Styles
   ======================================== */

.certificates {
  padding: 80px 0;
  background: var(--color-surface);
  position: relative;
}

.certificates::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 70%, var(--color-bg-2) 0%, transparent 50%),
              radial-gradient(circle at 80% 20%, var(--color-bg-1) 0%, transparent 50%);
  opacity: 0.3;
  z-index: 0;
}

.certificates .container {
  position: relative;
  z-index: 1;
}

/* Clean and Simple Certificates Section */
.certificates {
  padding: var(--space-80) 0;
  background: var(--color-surface);
  position: relative;
}

.certificates-grid {
  display: grid;
  grid-template-columns: 1fr;
  max-width: 800px;
  margin: 0 auto;
  gap: 40px;
  margin-top: 50px;
}

.certificate-card {
  background: var(--color-surface-elevated);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.certificate-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
  border-color: var(--color-accent-primary);
}

.certificate-image {
  position: relative;
  height: 200px;
  overflow: hidden;
  background: white;
}

.certificate-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.certificate-card:hover .certificate-image img {
  transform: scale(1.02);
}

.certificate-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.certificate-card:hover .certificate-overlay {
  opacity: 1;
}

.certificate-actions {
  display: flex;
  gap: 15px;
}

.cert-view-btn,
.cert-verify-btn {
  padding: 8px 16px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 500;
  font-size: 14px;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 6px;
}

.cert-view-btn {
  background: var(--color-accent-primary);
  color: white;
  border: 2px solid var(--color-accent-primary);
}

.cert-view-btn:hover {
  background: var(--color-accent-primary-dark);
}

.cert-verify-btn {
  background: transparent;
  color: white;
  border: 2px solid white;
}

.cert-verify-btn:hover {
  background: white;
  color: var(--color-accent-primary);
}

.certificate-content {
  padding: 24px;
}

.certificate-badge {
  background: var(--gradient-primary);
  color: white;
  padding: 4px 12px;
  border-radius: 16px;
  font-size: 12px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 12px;
}

.certificate-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 8px;
  line-height: 1.3;
}

.certificate-issuer {
  color: var(--color-accent-primary);
  font-weight: 600;
  font-size: 16px;
  margin-bottom: 6px;
}

.certificate-date {
  color: var(--color-text-secondary);
  font-size: 14px;
  font-weight: 500;
  display: block;
  margin-bottom: 12px;
}

.certificate-description {
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
  font-size: 15px;
}

.certificate-skills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.certificate-skills .skill-tag {
  background: rgba(96, 165, 250, 0.1);
  color: var(--color-accent-primary);
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
  border: 1px solid rgba(96, 165, 250, 0.2);
}

.certificates-note {
  margin-top: 40px;
  text-align: center;
  padding: 16px;
  background: rgba(96, 165, 250, 0.05);
  border-radius: 8px;
  border: 1px solid rgba(96, 165, 250, 0.1);
}

.certificates-note p {
  color: var(--color-text-secondary);
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 14px;
}

.certificates-note i {
  color: var(--color-accent-tertiary);
  font-size: 16px;
}

.certificates-note {
  margin-top: 50px;
}

.credibility-section {
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.05), rgba(96, 165, 250, 0.05));
  border-radius: 16px;
  padding: 30px;
  border: 2px solid rgba(34, 197, 94, 0.2);
  position: relative;
  overflow: hidden;
}

.credibility-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent-tertiary), var(--color-accent-primary));
}

.credibility-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 15px;
}

.credibility-header i {
  color: var(--color-accent-tertiary);
  font-size: 24px;
}

.credibility-header h4 {
  color: var(--color-text);
  font-size: 20px;
  font-weight: 700;
  margin: 0;
}

.credibility-section p {
  color: var(--color-text-secondary);
  font-size: 16px;
  line-height: 1.6;
  margin-bottom: 20px;
}

.verification-methods {
  display: flex;
  justify-content: space-around;
  gap: 20px;
  margin-top: 20px;
}

.verification-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
  flex: 1;
}

.verification-item i {
  font-size: 24px;
  color: var(--color-accent-primary);
  margin-bottom: 5px;
}

.verification-item span {
  color: var(--color-text);
  font-size: 14px;
  font-weight: 600;
}

/* Responsive Design */
@media (max-width: 768px) {
  .certificates-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  
  .certificate-actions {
    flex-direction: column;
    gap: 10px;
  }
  
  .cert-view-btn,
  .cert-verify-btn {
    justify-content: center;
  }
  
  .certificates-note p {
    flex-direction: column;
    gap: 8px;
  }
}