/* Modern Professional Portfolio Styles */

/* MOBILE-FIRST RESPONSIVE OVERRIDES */
html, body {
  overflow-x: hidden !important;
  width: 100% !important;
  max-width: 100% !important;
}

* {
  box-sizing: border-box !important;
}

/* Force responsive containers */
.profile-page,
.profile-page .wrapper,
.page-content,
.page-content > div,
.wrapper {
  width: 100% !important;
  max-width: 100% !important;
  overflow-x: hidden !important;
  margin: 0 !important;
  padding: 0 !important;
}

/* Bootstrap container override */
.container-fluid,
.container {
  width: 100% !important;
  max-width: 1200px !important;
  padding-left: 15px !important;
  padding-right: 15px !important;
  margin-left: auto !important;
  margin-right: auto !important;
}

@media (max-width: 768px) {
  .container {
    padding-left: 10px !important;
    padding-right: 10px !important;
  }
}

@media (max-width: 480px) {
  .container {
    padding-left: 8px !important;
    padding-right: 8px !important;
  }
}

:root {
  /* Color Palette */
  --primary-color: #059669;
  --primary-dark: #047857;
  --primary-light: #10b981;
  --secondary-color: #64748b;
  --accent-color: #0891b2;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --error-color: #ef4444;
  
  /* Neutral Colors */
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  
  /* Background Colors */
  --bg-primary: var(--white);
  --bg-secondary: var(--gray-50);
  --bg-card: var(--white);
  --text-primary: var(--gray-900);
  --text-secondary: var(--gray-600);
  --text-muted: var(--gray-500);
  --border-color: var(--gray-200);
  --shadow-color: rgba(0, 0, 0, 0.1);
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --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);
  
  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
}

/* Light Theme (Default) */
[data-theme="light"] {
  --primary-color: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #3b82f6;
  --secondary-color: #64748b;
  --accent-color: #0ea5e9;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --error-color: #ef4444;
  
  /* Light Neutral Colors */
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  
  /* Light Background Colors */
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-card: #ffffff;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --border-color: #e2e8f0;
  --shadow-color: rgba(0, 0, 0, 0.1);
}

/* Dark Theme */
[data-theme="dark"] {
  --primary-color: #10b981;
  --primary-dark: #059669;
  --primary-light: #34d399;
  --accent-color: #06b6d4;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --error-color: #ef4444;
  
  /* Dark Neutral Colors */
  --white: #0f172a;
  --gray-50: #1e293b;
  --gray-100: #334155;
  --gray-200: #475569;
  --gray-300: #64748b;
  --gray-400: #94a3b8;
  --gray-500: #cbd5e1;
  --gray-600: #e2e8f0;
  --gray-700: #f1f5f9;
  --gray-800: #f8fafc;
  --gray-900: #ffffff;
  
  /* Dark Background Colors */
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-card: #334155;
  --text-primary: #f8fafc;
  --text-secondary: #e2e8f0;
  --text-muted: #cbd5e1;
  --border-color: #475569;
  --shadow-color: rgba(0, 0, 0, 0.3);
}

/* Profile Page Responsive Fixes */
.profile-page {
  width: 100% !important;
  max-width: 100% !important;
  overflow-x: hidden !important;
  margin: 0 !important;
  padding: 0 !important;
}

.profile-page .wrapper {
  width: 100% !important;
  max-width: 100% !important;
  overflow-x: hidden !important;
  margin: 0 !important;
  padding: 0 !important;
}

.profile-page .page-header {
  min-height: 100vh;
  width: 100% !important;
  max-width: 100% !important;
}

.profile-page .profile-container {
  width: 100% !important;
  max-width: 100% !important;
  padding: 0 var(--spacing-md) !important;
}

.profile-page .photo-container {
  width: 180px;
  height: 180px;
  margin: 0 auto;
}

.profile-page .content {
  max-width: 100% !important;
  width: 100% !important;
  padding: 0 var(--spacing-md) !important;
  margin: 0 !important;
}

/* Override Bootstrap container issues */
.page-content {
  width: 100% !important;
  max-width: 100% !important;
  overflow-x: hidden !important;
  margin: 0 !important;
  padding: 0 !important;
}

.page-content > div {
  width: 100% !important;
  max-width: 100% !important;
  overflow-x: hidden !important;
  margin: 0 !important;
  padding: 0 !important;
}

/* Fix container responsiveness */
.container {
  width: 100% !important;
  max-width: 1200px !important;
  padding-left: var(--spacing-md) !important;
  padding-right: var(--spacing-md) !important;
  margin-left: auto !important;
  margin-right: auto !important;
}

/* Modern hero fixes */
.modern-hero {
  width: 100% !important;
  max-width: 100% !important;
  overflow-x: hidden !important;
  padding-left: 0 !important;
  padding-right: 0 !important;
}

.hero-content {
  width: 100% !important;
  max-width: 100% !important;
  padding-left: 15px !important;
  padding-right: 15px !important;
}

@media (max-width: 768px) {
  .modern-hero {
    padding-top: 100px !important;
  }
  
  .hero-content {
    padding-left: 10px !important;
    padding-right: 10px !important;
  }
}

@media (max-width: 480px) {
  .modern-hero {
    padding-top: 90px !important;
  }
  
  .hero-content {
    padding-left: 8px !important;
    padding-right: 8px !important;
  }
  
  .hero-title {
    font-size: 2rem !important;
  }
  
  .hero-description {
    font-size: 0.9rem !important;
    padding: 0 10px !important;
  }
}

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

body {
  font-family: var(--font-primary);
  font-weight: 400;
  font-size: 1.1rem;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Dark mode toggle */
.theme-toggle,
.nav-theme-toggle {
  background: var(--primary-color);
  border: none;
  border-radius: var(--radius-md);
  color: white;
  font-size: 1rem;
  cursor: pointer;
  padding: 8px 12px;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: 10px;
}

.theme-toggle:hover,
.nav-theme-toggle:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.theme-toggle:focus,
.nav-theme-toggle:focus {
  outline: none;
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.5);
}

.theme-toggle i {
  transition: transform 0.3s ease;
}

[data-theme="dark"] .theme-toggle .fa-sun-o,
[data-theme="dark"] .nav-theme-toggle .fa-sun-o {
  display: inline-block;
}

[data-theme="dark"] .theme-toggle .fa-moon-o,
[data-theme="dark"] .nav-theme-toggle .fa-moon-o {
  display: none;
}

[data-theme="light"] .theme-toggle .fa-sun-o,
[data-theme="light"] .nav-theme-toggle .fa-sun-o {
  display: none;
}

[data-theme="light"] .theme-toggle .fa-moon-o,
[data-theme="light"] .nav-theme-toggle .fa-moon-o {
  display: inline-block;
}

/* Navigation specific theme toggle styles */
.navbar-nav .nav-item .nav-theme-toggle {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  margin: 0 var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: 0.9rem;
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: auto;
}

.navbar-nav .nav-item .nav-theme-toggle:hover {
  background: var(--bg-secondary);
  color: var(--primary-color);
  border: none;
  transform: none;
}

.modern-nav.navbar-transparent .navbar-nav .nav-item .nav-theme-toggle {
  color: rgba(255, 255, 255, 0.9);
}

.modern-nav.navbar-transparent .navbar-nav .nav-item .nav-theme-toggle:hover {
  color: white;
  background-color: rgba(255, 255, 255, 0.1);
}

/* AI Assistant Variants (Desktop Only) */
.ai-bot-container {
  position: fixed;
  bottom: 120px;
  right: 30px;
  z-index: 998;
  display: none;
}

@media (min-width: 1024px) {
  .ai-bot-container {
    display: block;
  }
}

/* Hide all variants by default, show only selected one */
.ai-variant-1, .ai-variant-2, .ai-variant-3, .ai-variant-4 {
  display: none !important;
}

.ai-variant-active {
  display: block !important;
}

/* Variant 1: Neural Network Bot */
.ai-neural-bot {
  width: 80px;
  height: 80px;
  cursor: pointer;
  animation: neuralPulse 3s ease-in-out infinite;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.ai-neural-bot:hover {
  transform: scale(1.1);
  animation-duration: 1.5s;
}

.neural-core {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #0f3460, #16537e, #1e6091);
  border-radius: 15px;
  border: 2px solid #00d4ff;
  position: relative;
  box-shadow: 
    0 8px 25px rgba(0, 212, 255, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  overflow: hidden;
}

.neural-display {
  width: 100%;
  height: 100%;
  position: relative;
  padding: 8px;
}

.neural-nodes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 8px;
}

.node {
  width: 8px;
  height: 8px;
  background: #00ff88;
  border-radius: 50%;
  box-shadow: 0 0 8px #00ff88;
  animation: nodeFlicker 2s ease-in-out infinite;
}

.node:nth-child(2) { animation-delay: 0.5s; }
.node:nth-child(3) { animation-delay: 1s; }
.node:nth-child(4) { animation-delay: 1.5s; }

.neural-connections {
  position: absolute;
  top: 12px;
  left: 12px;
  right: 12px;
  bottom: 12px;
}

.connection {
  position: absolute;
  height: 1px;
  background: linear-gradient(90deg, transparent, #00d4ff, transparent);
  animation: dataFlow 3s ease-in-out infinite;
}

.connection:nth-child(1) {
  width: 30px;
  top: 8px;
  left: 8px;
  transform: rotate(45deg);
}

.connection:nth-child(2) {
  width: 25px;
  bottom: 8px;
  right: 8px;
  transform: rotate(-45deg);
  animation-delay: 1s;
}

.connection:nth-child(3) {
  width: 35px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation-delay: 2s;
}

/* Variant 2: Circuit Board Bot */
.ai-circuit-bot {
  width: 75px;
  height: 75px;
  cursor: pointer;
  animation: circuitHum 4s ease-in-out infinite;
  transition: transform 0.3s ease;
}

.ai-circuit-bot:hover {
  transform: scale(1.1);
}

.circuit-board {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #1a1a2e, #16213e, #0f3460);
  border-radius: 10px;
  border: 1px solid #00ff88;
  position: relative;
  box-shadow: 0 6px 20px rgba(0, 255, 136, 0.3);
  overflow: hidden;
}

.circuit-paths {
  position: absolute;
  width: 100%;
  height: 100%;
}

.path {
  position: absolute;
  background: #00d4ff;
  opacity: 0.7;
  animation: circuitFlow 2s ease-in-out infinite;
}

.path.horizontal {
  width: 40px;
  height: 2px;
  top: 20px;
  left: 10px;
}

.path.vertical {
  width: 2px;
  height: 35px;
  top: 15px;
  right: 15px;
  animation-delay: 0.7s;
}

.path.diagonal {
  width: 30px;
  height: 2px;
  bottom: 15px;
  left: 15px;
  transform: rotate(45deg);
  animation-delay: 1.4s;
}

.circuit-chips {
  position: absolute;
  width: 100%;
  height: 100%;
}

.chip {
  position: absolute;
  background: #2d3436;
  border: 1px solid #00ff88;
}

.chip.main {
  width: 20px;
  height: 12px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border-radius: 2px;
}

.chip.small {
  width: 8px;
  height: 6px;
  border-radius: 1px;
}

.chip.small:nth-child(2) {
  top: 10px;
  left: 10px;
}

.chip.small:nth-child(3) {
  bottom: 10px;
  right: 10px;
}

.circuit-leds {
  position: absolute;
  width: 100%;
  height: 100%;
}

.led {
  width: 4px;
  height: 4px;
  background: #00ff88;
  border-radius: 50%;
  position: absolute;
  box-shadow: 0 0 6px #00ff88;
  animation: ledBlink 1.5s ease-in-out infinite;
}

.led:nth-child(1) {
  top: 12px;
  right: 20px;
}

.led:nth-child(2) {
  bottom: 12px;
  left: 20px;
  animation-delay: 0.5s;
}

.led:nth-child(3) {
  top: 35px;
  left: 8px;
  animation-delay: 1s;
}

/* Variant 3: Holographic AI */
.ai-holo-bot {
  width: 80px;
  height: 85px;
  cursor: pointer;
  animation: holoFloat 3.5s ease-in-out infinite;
  transition: transform 0.3s ease;
}

.ai-holo-bot:hover {
  transform: scale(1.1);
}

.holo-projector {
  width: 100%;
  height: 100%;
  position: relative;
}

.holo-base {
  width: 60px;
  height: 20px;
  background: linear-gradient(135deg, #2d3436, #636e72);
  border-radius: 10px;
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  border: 1px solid #00d4ff;
  box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.holo-display {
  width: 55px;
  height: 55px;
  position: absolute;
  top: 5px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(0, 255, 136, 0.1));
  border: 1px solid rgba(0, 212, 255, 0.5);
  border-radius: 50%;
  backdrop-filter: blur(5px);
  overflow: hidden;
}

.holo-grid {
  position: absolute;
  width: 100%;
  height: 100%;
}

.grid-line {
  position: absolute;
  background: rgba(0, 212, 255, 0.4);
  animation: gridScan 3s ease-in-out infinite;
}

.grid-line:nth-child(1) {
  width: 100%;
  height: 1px;
  top: 25%;
}

.grid-line:nth-child(2) {
  width: 100%;
  height: 1px;
  top: 50%;
  animation-delay: 0.5s;
}

.grid-line:nth-child(3) {
  width: 1px;
  height: 100%;
  left: 25%;
  animation-delay: 1s;
}

.grid-line:nth-child(4) {
  width: 1px;
  height: 100%;
  left: 75%;
  animation-delay: 1.5s;
}

.holo-data {
  position: absolute;
  width: 100%;
  height: 100%;
}

.data-stream {
  width: 2px;
  height: 15px;
  background: linear-gradient(to top, transparent, #00ff88, transparent);
  position: absolute;
  animation: dataStream 2s ease-in-out infinite;
}

.data-stream:nth-child(1) {
  left: 30%;
  top: 20%;
}

.data-stream:nth-child(2) {
  right: 30%;
  bottom: 20%;
  animation-delay: 0.7s;
}

.data-stream:nth-child(3) {
  left: 50%;
  top: 45%;
  animation-delay: 1.4s;
}

/* Variant 4: Quantum Computing AI */
.ai-quantum-bot {
  width: 80px;
  height: 80px;
  cursor: pointer;
  animation: quantumSpin 6s linear infinite;
  transition: transform 0.3s ease;
}

.ai-quantum-bot:hover {
  transform: scale(1.1);
  animation-duration: 3s;
}

.quantum-core {
  width: 100%;
  height: 100%;
  position: relative;
}

.quantum-rings {
  position: absolute;
  width: 100%;
  height: 100%;
}

.ring {
  position: absolute;
  border: 2px solid;
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.ring.outer {
  width: 75px;
  height: 75px;
  border-color: rgba(162, 155, 254, 0.6);
  animation: ringRotate 4s linear infinite;
}

.ring.middle {
  width: 55px;
  height: 55px;
  border-color: rgba(108, 92, 231, 0.7);
  animation: ringRotate 3s linear infinite reverse;
}

.ring.inner {
  width: 35px;
  height: 35px;
  border-color: rgba(253, 121, 168, 0.8);
  animation: ringRotate 2s linear infinite;
}

.quantum-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 20px;
  height: 20px;
}

.qubit {
  width: 12px;
  height: 12px;
  background: radial-gradient(circle, #a29bfe, #6c5ce7);
  border-radius: 50%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 15px #a29bfe;
  animation: qubitPulse 2s ease-in-out infinite;
}

.quantum-field {
  position: absolute;
  width: 20px;
  height: 20px;
}

.field-particle {
  width: 3px;
  height: 3px;
  background: #74b9ff;
  border-radius: 50%;
  position: absolute;
  animation: particleOrbit 3s linear infinite;
}

.field-particle:nth-child(1) {
  top: 0;
  left: 50%;
  transform: translateX(-50%);
}

.field-particle:nth-child(2) {
  top: 50%;
  right: 0;
  transform: translateY(-50%);
  animation-delay: 1s;
}

.field-particle:nth-child(3) {
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  animation-delay: 2s;
}

/* Tooltip Base Styles */
.ai-tooltip {
  position: absolute;
  bottom: 90px;
  right: -10px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 16px;
  padding: 0;
  max-width: 280px;
  min-width: 220px;
  box-shadow: 
    0 20px 40px rgba(0, 0, 0, 0.1),
    0 1px 3px rgba(0, 0, 0, 0.05);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px) scale(0.95);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.ai-tooltip.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.ai-tooltip::after {
  content: '';
  position: absolute;
  bottom: -8px;
  right: 25px;
  width: 16px;
  height: 16px;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-top: none;
  border-left: none;
  transform: rotate(45deg);
  backdrop-filter: blur(20px);
}

.tooltip-content {
  padding: 16px 20px;
  position: relative;
  z-index: 1;
}

.tooltip-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.ai-icon {
  font-size: 16px;
}

.ai-status {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--primary-color);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.ai-tooltip p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-primary);
  line-height: 1.5;
  font-weight: 500;
}

/* Dark theme tooltips */
[data-theme="dark"] .ai-tooltip {
  background: rgba(51, 65, 85, 0.95);
  border-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .ai-tooltip::after {
  background: rgba(51, 65, 85, 0.95);
  border-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .tooltip-header {
  border-bottom-color: rgba(255, 255, 255, 0.1);
}

/* Click Effects for Tech Variants */
.ai-neural-bot.clicked {
  transform: scale(0.95);
  filter: brightness(1.2);
}

.ai-circuit-bot.clicked {
  transform: scale(0.95);
  filter: hue-rotate(90deg);
}

.ai-holo-bot.clicked {
  transform: scale(0.95);
  filter: brightness(1.3) saturate(1.5);
}

.ai-quantum-bot.clicked {
  transform: scale(0.95) rotate(180deg);
  filter: brightness(1.2);
}

/* Tech Animations */
@keyframes neuralPulse {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-6px); }
}

@keyframes nodeFlicker {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.3; transform: scale(0.8); }
}

@keyframes dataFlow {
  0% { opacity: 0; transform: scaleX(0); }
  50% { opacity: 1; transform: scaleX(1); }
  100% { opacity: 0; transform: scaleX(0); }
}

@keyframes circuitHum {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-4px); }
}

@keyframes circuitFlow {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; box-shadow: 0 0 8px currentColor; }
}

@keyframes ledBlink {
  0%, 70%, 100% { opacity: 1; }
  85% { opacity: 0.3; }
}

@keyframes holoFloat {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}

@keyframes gridScan {
  0%, 100% { opacity: 0.2; }
  50% { opacity: 0.8; box-shadow: 0 0 5px currentColor; }
}

@keyframes dataStream {
  0%, 100% { opacity: 0; transform: scaleY(0); }
  50% { opacity: 1; transform: scaleY(1); }
}

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

@keyframes ringRotate {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes qubitPulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); }
  50% { transform: translate(-50%, -50%) scale(1.2); }
}

@keyframes particleOrbit {
  0% { transform: rotate(0deg) translateX(8px) rotate(0deg); }
  100% { transform: rotate(360deg) translateX(8px) rotate(-360deg); }
}

/* Legacy animations for compatibility */
@keyframes botHover {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-8px) rotate(2deg); }
}

@keyframes dotBlink {
  0%, 50%, 100% { opacity: 1; transform: scale(1); }
  25%, 75% { opacity: 0.3; transform: scale(0.8); }
}

@keyframes waveHeight {
  0%, 100% { transform: scaleY(1); }
  50% { transform: scaleY(1.5); }
}

@keyframes orbFloat {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-12px); }
}

@keyframes orbGlow {
  0% { box-shadow: 0 0 30px #00d4ff, inset 0 0 15px rgba(255, 255, 255, 0.3); }
  100% { box-shadow: 0 0 45px #00d4ff, inset 0 0 25px rgba(255, 255, 255, 0.4); }
}

@keyframes ringPulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.4; }
  50% { transform: translate(-50%, -50%) scale(1.2); opacity: 0.1; }
}

@keyframes mascotBounce {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-6px); }
}

@keyframes mascotBlink {
  0%, 90%, 100% { transform: scaleY(1); }
  95% { transform: scaleY(0.1); }
}

@keyframes mascotTalk {
  0%, 100% { transform: scaleY(1); }
  50% { transform: scaleY(0.7); }
}

@keyframes armWave {
  0%, 100% { transform: rotate(0deg); }
  50% { transform: rotate(20deg); }
}

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

@keyframes coreFloat {
  0%, 100% { transform: translate(-50%, -50%) rotate(45deg) scale(1); }
  50% { transform: translate(-50%, -50%) rotate(45deg) scale(1.1); }
}

@keyframes triFloat {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-5px); }
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: var(--primary-color);
  border: none;
  border-radius: 50%;
  color: white;
  font-size: 1.2rem;
  cursor: pointer;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.back-to-top:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.5);
}

.back-to-top i {
  transition: transform 0.2s ease;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.875rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.125rem; }

/* Modern Navigation */
.modern-nav {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition-normal);
  padding: var(--spacing-sm) 0;
}

/* Initial state - navbar starts hidden */
.modern-nav.navbar-transparent {
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.modern-nav:not(.navbar-transparent) {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
  transition: all 0.3s ease;
}

/* Remove dark theme transparent styles since navbar is hidden when transparent */

.modern-nav.scrolled {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  box-shadow: 0 4px 6px -1px var(--shadow-color), 0 2px 4px -1px var(--shadow-color);
}

.navbar .navbar-brand.modern-brand {
  font-family: var(--font-heading) !important;
  font-size: 2rem !important;
  font-weight: 700 !important;
  color: var(--text-primary) !important;
  text-decoration: none !important;
  text-transform: none !important;
}

.modern-nav-menu .nav-link {
  font-weight: 500;
  color: var(--text-secondary);
  margin: 0 var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
}

.modern-nav-menu .nav-link:hover {
  color: var(--primary-color);
  background-color: var(--bg-secondary);
}

.modern-nav-menu .nav-item {
  display: flex;
  align-items: center;
}

.modern-nav.navbar-transparent .modern-nav-menu .nav-link {
  color: rgba(255, 255, 255, 0.9);
}

.modern-nav.navbar-transparent .modern-nav-menu .nav-link:hover {
  color: white;
  background-color: rgba(255, 255, 255, 0.1);
}

/* Brand name is always visible when navbar is shown */
.modern-nav .modern-brand {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
  transition: all 0.3s ease;
}

/* Modern Hero Section */
.modern-hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
  overflow: hidden;
  padding-top: 80px; /* Account for fixed navbar */
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"><g fill="none" fill-rule="evenodd"><g fill="%23ffffff" fill-opacity="0.05"><circle cx="30" cy="30" r="2"/></g></svg>');
  opacity: 0.3;
}

.hero-content {
  text-align: center;
  color: white;
  z-index: 2;
  position: relative;
}

.profile-image-modern {
  margin-bottom: var(--spacing-lg);
}

.profile-image-modern img {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  border: 4px solid rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow-xl);
  transition: var(--transition-normal);
}

.profile-image-modern img:hover {
  transform: scale(1.05);
  border-color: rgba(255, 255, 255, 0.4);
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  color: white;
}

.hero-subtitle {
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: var(--spacing-md);
  color: rgba(255, 255, 255, 0.9);
}

.hero-description {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-xl);
  color: rgba(255, 255, 255, 0.8);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* Modern Buttons */
.btn-modern {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-lg);
  text-decoration: none;
  transition: var(--transition-normal);
  border: 2px solid transparent;
  cursor: pointer;
}

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

.btn-modern.btn-primary:hover {
  background-color: var(--gray-100);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-modern.btn-secondary {
  background-color: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn-modern.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: var(--white);
  transform: translateY(-2px);
}

/* Social Links Modern */
.social-section {
  padding: var(--spacing-xl) 0;
  background: rgba(255, 255, 255, 0.1);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  width: 100% !important;
  overflow-x: hidden !important;
}

.social-links-modern {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  padding: 0 var(--spacing-md);
  width: 100%;
  max-width: 100%;
}

.social-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(255, 255, 255, 0.1);
  color: white;
  text-decoration: none;
  border-radius: var(--radius-lg);
  transition: var(--transition-normal);
  backdrop-filter: blur(10px);
  min-width: 120px;
  justify-content: center;
  font-size: 0.9rem;
}

.social-link i {
  font-size: 1.25rem;
  flex-shrink: 0;
}

.social-link span {
  font-weight: 500;
  white-space: nowrap;
}

.social-link:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
  color: white;
  text-decoration: none;
}

/* Modern Sections */
.modern-section {
  padding: var(--spacing-3xl) 0;
  background-color: var(--bg-primary);
}

.modern-section:nth-child(even) {
  background-color: var(--bg-secondary);
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  color: var(--gray-900);
}

.section-subtitle {
  font-size: 1.25rem;
  color: var(--gray-600);
  margin: 0;
}

/* Modern Cards */
.modern-card {
  background: var(--bg-card);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-2xl);
  box-shadow: 0 10px 15px -3px var(--shadow-color), 0 4px 6px -2px var(--shadow-color);
  border: 1px solid var(--border-color);
}

/* About Section */
.about-content {
  padding-right: var(--spacing-lg);
}

.about-title {
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
}

.about-text {
  font-size: 1.125rem;
  line-height: 1.7;
  margin-bottom: var(--spacing-xl);
  color: var(--gray-600);
}

.about-highlights {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.highlight-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
}

.highlight-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.highlight-icon i {
  font-size: 1.5rem;
  color: white;
}

.highlight-content h4 {
  margin: 0 0 var(--spacing-xs) 0;
  font-size: 1.125rem;
  color: var(--gray-900);
}

.highlight-content p {
  margin: 0;
  color: var(--gray-600);
}

/* Contact Info Modern */
.contact-info-modern {
  padding-left: var(--spacing-lg);
}

.info-title {
  margin-bottom: var(--spacing-xl);
  color: var(--gray-900);
}

.info-grid {
  display: grid;
  gap: var(--spacing-lg);
}

.info-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  transition: var(--transition-fast);
}

.info-item:hover {
  background: var(--gray-100);
  transform: translateX(4px);
}

.info-icon {
  width: 50px;
  height: 50px;
  background: var(--primary-color);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.info-icon i {
  font-size: 1.25rem;
  color: white;
}

.info-content {
  display: flex;
  flex-direction: column;
}

.info-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.info-value {
  font-size: 1rem;
  font-weight: 500;
  color: var(--gray-900);
}

.info-link {
  font-size: 1rem;
  font-weight: 500;
  color: var(--primary-color);
  text-decoration: none;
}

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

/* Skills Section */
.skills-section {
  background: var(--gray-50);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.skill-category {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  box-shadow: 0 4px 6px -1px var(--shadow-color), 0 2px 4px -1px var(--shadow-color);
  border: 1px solid var(--border-color);
}

.category-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-md);
  border-bottom: 2px solid var(--gray-100);
}

.category-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.category-icon i {
  font-size: 1.5rem;
  color: white;
}

.category-title {
  margin: 0;
  color: var(--gray-900);
  font-size: 1.25rem;
}

.skills-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.skill-item {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.skill-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.skill-name {
  font-weight: 600;
  color: var(--gray-900);
}

.skill-level {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--primary-color);
  background: var(--primary-color);
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.skill-bar {
  height: 8px;
  background: var(--gray-200);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.skill-progress {
  height: 100%;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  border-radius: var(--radius-sm);
  transition: width 2s ease-in-out;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-sm);
}

.tool-item {
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--gray-100);
  border-radius: var(--radius-md);
  text-align: center;
  font-weight: 500;
  color: var(--gray-700);
  transition: var(--transition-fast);
}

.tool-item:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

/* Responsive Design */
@media (max-width: 768px) {
  /* Override sidebar collapse styles for proper mobile dropdown */
  .sidebar-collapse .navbar-collapse {
    position: relative !important;
    display: none !important;
    top: auto !important;
    height: auto !important;
    width: 100% !important;
    right: auto !important;
    z-index: 1000 !important;
    visibility: visible !important;
    background-color: var(--bg-card) !important;
    overflow-y: visible !important;
    border: 1px solid var(--border-color) !important;
    border-radius: var(--radius-md) !important;
    margin-top: 10px !important;
    padding: var(--spacing-sm) !important;
    box-shadow: var(--shadow-lg) !important;
    text-align: center !important;
    max-height: none !important;
    transform: none !important;
    transition: none !important;
  }
  
  .sidebar-collapse .navbar-collapse.show {
    display: block !important;
  }
  
  .sidebar-collapse [class*="navbar-expand-"] .navbar-collapse {
    width: 100% !important;
  }
  
  /* Mobile Navigation Fixes */
  .navbar-collapse,
  .navbar-collapse.show,
  .navbar-collapse.collapsing {
    background-color: var(--bg-card) !important;
    background: var(--bg-card) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: var(--radius-md) !important;
    margin-top: 10px !important;
    padding: var(--spacing-sm) !important;
    box-shadow: var(--shadow-lg) !important;
    position: relative !important;
    z-index: 1000 !important;
  }
  
  .modern-nav .navbar-collapse,
  .modern-nav .navbar-collapse.show,
  .modern-nav .navbar-collapse.collapsing,
  .sidebar-collapse .modern-nav .navbar-collapse,
  .sidebar-collapse .modern-nav .navbar-collapse.show,
  .sidebar-collapse .modern-nav .navbar-collapse.collapsing {
    background-color: var(--bg-card) !important;
    background: var(--bg-card) !important;
    position: relative !important;
    width: 100% !important;
    height: auto !important;
    top: auto !important;
    right: auto !important;
    transform: none !important;
  }
  
  .modern-nav.navbar-transparent .navbar-collapse,
  .modern-nav.navbar-transparent .navbar-collapse.show,
  .modern-nav.navbar-transparent .navbar-collapse.collapsing,
  .sidebar-collapse .modern-nav.navbar-transparent .navbar-collapse,
  .sidebar-collapse .modern-nav.navbar-transparent .navbar-collapse.show,
  .sidebar-collapse .modern-nav.navbar-transparent .navbar-collapse.collapsing {
    background-color: var(--bg-card) !important;
    background: var(--bg-card) !important;
    backdrop-filter: blur(10px) !important;
  }
  
  [data-theme="dark"] .navbar-collapse,
  [data-theme="dark"] .navbar-collapse.show,
  [data-theme="dark"] .navbar-collapse.collapsing {
    background-color: var(--bg-card) !important;
    background: var(--bg-card) !important;
  }
  
  /* Additional mobile menu styling */
  .modern-nav-menu {
    background: transparent !important;
    flex-direction: column;
    gap: 5px;
  }
  
  .modern-nav-menu .nav-item {
    width: 100%;
    background: transparent !important;
  }
  
  .modern-nav-menu .nav-link,
  .navbar-nav .nav-item .nav-theme-toggle {
    width: 100%;
    text-align: center;
    margin: 0;
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
  }
  
  .navbar-nav .nav-item .nav-theme-toggle {
    justify-content: center;
    margin-top: 5px;
  }

  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-subtitle {
    font-size: 1.25rem;
  }
  
  .hero-description {
    font-size: 1rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .btn-modern {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }
  
  .about-content,
  .contact-info-modern {
    padding: 0;
    margin-bottom: var(--spacing-xl);
  }
  
  .social-links-modern {
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    padding: 0 var(--spacing-md);
    flex-wrap: wrap;
  }
  
  .social-link {
    width: auto;
    min-width: 60px;
    padding: var(--spacing-md);
    border-radius: 50%;
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .social-link span {
    display: none;
  }
  
  .social-link i {
    font-size: 1.4rem;
  }
  
  .social-section {
    padding: var(--spacing-lg) 0;
    margin: 0;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .section-subtitle {
    font-size: 1.125rem;
  }
  
  .modern-card {
    padding: var(--spacing-lg);
  }
  
  .skills-grid {
    grid-template-columns: 1fr;
  }
  
  .portfolio-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .info-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .hero-content {
    text-align: center;
    padding-top: var(--spacing-lg);
  }
  
  .modern-hero {
    padding-top: 100px; /* Increased padding on mobile for navbar */
    min-height: calc(100vh - 100px);
  }
  
  .profile-image-modern {
    margin-top: var(--spacing-md);
  }
  
  /* Profile page tablet fixes */
  .profile-page {
    width: 100%;
    overflow-x: hidden;
  }
  
  .profile-page .wrapper {
    width: 100%;
    overflow-x: hidden;
  }
  
  .profile-page .content {
    max-width: 100%;
    padding: 0 var(--spacing-md);
  }
  
  .experience-card {
    padding: var(--spacing-lg);
  }
  
  .tech-tags {
    gap: var(--spacing-xs);
  }
  
  .tech-tag {
    font-size: 0.75rem;
    padding: 4px 8px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }
  
  .profile-image-modern img {
    width: 140px;
    height: 140px;
  }
  
  .modern-hero {
    padding-top: 90px;
    min-height: calc(100vh - 90px);
  }
  
  .hero-content {
    padding-top: var(--spacing-md);
  }
  
  /* Profile page mobile fixes */
  .profile-page {
    width: 100vw;
    overflow-x: hidden;
  }
  
  .profile-page .wrapper {
    width: 100%;
    overflow-x: hidden;
    padding: 0;
  }
  
  .profile-page .page-header {
    min-height: 100vh;
    width: 100%;
    overflow: hidden;
  }
  
  .profile-page .photo-container {
    width: 140px;
    height: 140px;
  }
  
  .profile-page .content {
    max-width: 100%;
    padding: 0 var(--spacing-sm);
    margin: 0;
  }
  
  .section-title {
    font-size: 1.75rem;
  }
  
  .modern-card {
    padding: var(--spacing-md);
    margin: var(--spacing-sm) 0;
  }
  
  .tools-grid {
    grid-template-columns: 1fr;
  }
  
  .container {
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
  }
  
  .hero-buttons {
    padding: 0 var(--spacing-md);
    gap: var(--spacing-sm);
  }
  
  .btn-modern {
    padding: 12px 20px;
    font-size: 0.9rem;
  }
  
  .portfolio-image {
    height: 200px;
  }
  
  .back-to-top {
    bottom: 15px;
    right: 15px;
    width: 40px;
    height: 40px;
  }
  
  .nav-theme-toggle {
    padding: 4px 8px;
  }
  
  .social-links-modern {
    padding: 0 var(--spacing-md);
    flex-direction: row;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin: 0 auto;
    max-width: 300px;
  }
  
  .social-link {
    width: 50px;
    height: 50px;
    min-width: 50px;
    padding: 0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0;
  }
  
  .social-link span {
    display: none;
  }
  
  .social-link i {
    font-size: 1.2rem;
  }
  
  .social-section {
    padding: var(--spacing-md) 0;
  }
  
  .contact-form-container,
  .contact-info-section {
    padding: 0;
  }
  
  .form-input,
  .form-textarea {
    font-size: 16px; /* Prevents zoom on iOS */
  }
}

/* Portfolio Section */
.portfolio-tabs {
  margin-bottom: var(--spacing-2xl);
  display: flex;
  justify-content: center;
  padding: var(--spacing-md) 0;
}

.portfolio-nav-wrapper {
  display: flex;
  justify-content: center;
  width: 100%;
}

.portfolio-nav-container {
  display: flex;
  background: linear-gradient(135deg, var(--bg-card), var(--bg-secondary));
  border-radius: 50px;
  padding: 8px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  border: 1px solid var(--border-color);
  gap: 4px;
}

.portfolio-tab-btn {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: 12px 24px;
  border-radius: 40px;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-secondary);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  white-space: nowrap;
  min-width: 150px;
  justify-content: center;
}

.portfolio-tab-btn:hover {
  color: var(--primary-color);
  background: rgba(37, 99, 235, 0.1);
}

.portfolio-tab-btn.active {
  background: var(--primary-color);
  color: white;
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.3);
}

.portfolio-tab-btn span {
  font-size: 0.85rem;
  font-weight: 600;
}

.portfolio-tab-btn i {
  font-size: 1.1rem;
}
.portfolio-tab i {
  font-size: 1rem;
  flex-shrink: 0;
}

.portfolio-content {
  margin-top: var(--spacing-xl);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
}

.portfolio-item {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease-out;
}

.portfolio-item.aos-animate {
  opacity: 1;
  transform: translateY(0);
}

.portfolio-card {
  background: var(--bg-card);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: 0 10px 15px -3px var(--shadow-color), 0 4px 6px -2px var(--shadow-color);
  border: 1px solid var(--border-color);
  transition: var(--transition-normal);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.portfolio-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.portfolio-image {
  position: relative;
  height: 250px;
  overflow: hidden;
}

.portfolio-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.portfolio-card:hover .portfolio-image img {
  transform: scale(1.1);
}

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  opacity: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-normal);
}

.portfolio-card:hover .portfolio-overlay {
  opacity: 0.9;
}

.portfolio-actions {
  display: flex;
  gap: var(--spacing-md);
}

.portfolio-link {
  width: 60px;
  height: 60px;
  background: rgba(255, 255, 255, 0.2);
  border: 2px solid white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  text-decoration: none;
  transition: var(--transition-fast);
  backdrop-filter: blur(10px);
}

.portfolio-link:hover {
  background: white;
  color: var(--primary-color);
  transform: scale(1.1);
  text-decoration: none;
}

.portfolio-link i {
  font-size: 1.25rem;
}

.portfolio-content {
  padding: var(--spacing-xl);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.portfolio-header {
  margin-bottom: var(--spacing-md);
}

.portfolio-title {
  margin: 0 0 var(--spacing-sm) 0;
  color: var(--gray-900);
  font-size: 1.5rem;
}

.portfolio-tags {
  display: flex;
  gap: var(--spacing-xs);
  flex-wrap: wrap;
}

.tag {
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--primary-color);
  color: white;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.portfolio-description {
  color: var(--gray-600);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
  flex: 1;
}

.portfolio-features ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.portfolio-features li {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xs);
  color: var(--gray-600);
}

.portfolio-features i {
  color: var(--success-color);
  font-size: 0.875rem;
}

.blog-stats {
  display: flex;
  justify-content: space-around;
  padding: var(--spacing-md) 0;
  border-top: 1px solid var(--gray-200);
  margin-top: var(--spacing-md);
}

.stat-item {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--gray-600);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Experience Section */
.experience-section {
  background: var(--bg-secondary);
}

.experience-timeline {
  max-width: 1000px;
  margin: 0 auto;
  position: relative;
  padding: var(--spacing-lg) 0;
}

.experience-timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: calc(100% - 4rem);
  top: 2rem;
  background: linear-gradient(to bottom, var(--primary-color), var(--accent-color));
  border-radius: var(--radius-sm);
  z-index: 1;
}

.experience-item {
  margin-bottom: var(--spacing-3xl);
  position: relative;
}

.experience-item::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 2rem;
  transform: translateX(-50%);
  width: 24px;
  height: 24px;
  background: var(--primary-color);
  border: 4px solid var(--bg-primary);
  border-radius: 50%;
  box-shadow: 0 4px 6px -1px var(--shadow-color), 0 2px 4px -1px var(--shadow-color);
  z-index: 2;
}

.experience-card {
  background: var(--bg-card);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-2xl);
  box-shadow: 0 10px 15px -3px var(--shadow-color), 0 4px 6px -2px var(--shadow-color);
  border: 1px solid var(--border-color);
  position: relative;
  width: calc(50% - 40px);
  margin-left: calc(50% + 40px);
  word-wrap: break-word;
  overflow-wrap: break-word;
  hyphens: auto;
}

.experience-item:nth-child(even) .experience-card {
  margin-left: 0;
  margin-right: calc(50% + 40px);
  word-wrap: break-word;
  overflow-wrap: break-word;
  hyphens: auto;
}

.experience-card::before {
  content: '';
  position: absolute;
  top: 2rem;
  left: -20px;
  width: 0;
  height: 0;
  border-top: 20px solid transparent;
  border-bottom: 20px solid transparent;
  border-right: 20px solid var(--bg-card);
}

.experience-item:nth-child(even) .experience-card::before {
  left: auto;
  right: -20px;
  border-right: none;
  border-left: 20px solid var(--bg-card);
}

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

.experience-period {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.period-badge {
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  color: white;
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  font-weight: 600;
  display: inline-block;
}

.duration {
  font-size: 0.75rem;
  color: var(--gray-500);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.company-logo {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.company-initial {
  font-size: 1.5rem;
  font-weight: 700;
  color: white;
}

.experience-title-section {
  margin-bottom: var(--spacing-lg);
}

.job-title {
  margin: 0 0 var(--spacing-xs) 0;
  color: var(--gray-900);
  font-size: 1.5rem;
}

.company-name {
  margin: 0 0 var(--spacing-sm) 0;
  color: var(--primary-color);
  font-size: 1.25rem;
  font-weight: 600;
}

.company-description {
  color: var(--gray-600);
  font-style: italic;
  line-height: 1.5;
  word-wrap: break-word;
  overflow-wrap: break-word;
  hyphens: auto;
}

.experience-details {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.key-achievements h5,
.tech-stack h5 {
  margin: 0 0 var(--spacing-md) 0;
  color: var(--gray-900);
  font-size: 1.125rem;
  font-weight: 600;
}

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

.achievement-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
  color: var(--gray-600);
  line-height: 1.5;
}

.achievement-list i {
  color: var(--success-color);
  margin-top: 2px;
  flex-shrink: 0;
}

.project-highlights {
  display: grid;
  gap: var(--spacing-md);
}

.project-item {
  padding: var(--spacing-md);
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--primary-color);
  word-wrap: break-word;
  overflow-wrap: break-word;
  hyphens: auto;
  overflow: hidden;
}

.project-item h6 {
  margin: 0 0 var(--spacing-xs) 0;
  color: var(--gray-900);
  font-size: 1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.project-item h6 i {
  color: var(--primary-color);
}

.project-item p {
  margin: 0;
  color: var(--gray-600);
  font-size: 0.875rem;
  line-height: 1.5;
  word-wrap: break-word;
  overflow-wrap: break-word;
  hyphens: auto;
}

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.tech-tag {
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--gray-100);
  color: var(--gray-700);
  border-radius: var(--radius-md);
  font-size: 0.75rem;
  font-weight: 600;
  border: 1px solid var(--gray-200);
  transition: var(--transition-fast);
}

.tech-tag:hover {
  background: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

/* Contact Section */
.contact-section {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
  position: relative;
  overflow: hidden;
}

.contact-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="40" height="40" viewBox="0 0 40 40" xmlns="http://www.w3.org/2000/svg"><g fill="none" fill-rule="evenodd"><g fill="%23ffffff" fill-opacity="0.03"><circle cx="20" cy="20" r="1"/></g></svg>');
  opacity: 0.5;
}

.contact-section .section-header {
  position: relative;
  z-index: 2;
}

.contact-section .section-title,
.contact-section .section-subtitle {
  color: white;
}

.contact-wrapper {
  position: relative;
  z-index: 2;
}

.contact-form-container .modern-card {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  box-shadow: 0 10px 15px -3px var(--shadow-color), 0 4px 6px -2px var(--shadow-color);
}

.contact-form-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.contact-form-header h3 {
  margin: 0 0 var(--spacing-sm) 0;
  color: var(--text-primary);
  font-size: 1.5rem;
}

.contact-form-header p {
  margin: 0;
  color: var(--text-secondary);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.form-group {
  display: flex;
  flex-direction: column;
}

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon {
  position: absolute;
  left: var(--spacing-md);
  color: var(--text-muted);
  z-index: 1;
  font-size: 1.125rem;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) calc(var(--spacing-md) * 2.5);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  font-size: 1rem;
  font-family: var(--font-primary);
  background: var(--bg-primary);
  color: var(--text-primary);
  transition: var(--transition-fast);
}

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

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.textarea-wrapper .input-icon {
  top: var(--spacing-md);
  align-self: flex-start;
}

.form-submit {
  align-self: stretch;
  justify-content: center;
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1.125rem;
  font-weight: 600;
}

.contact-info-card {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-2xl);
  color: var(--text-primary);
  box-shadow: 0 10px 15px -3px var(--shadow-color), 0 4px 6px -2px var(--shadow-color);
}

.contact-info-title {
  margin: 0 0 var(--spacing-sm) 0;
  color: var(--text-primary);
  font-size: 1.5rem;
}

.contact-info-description {
  margin: 0 0 var(--spacing-xl) 0;
  color: var(--text-secondary);
  line-height: 1.6;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.contact-method {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: var(--transition-fast);
}

.contact-method:hover {
  background: var(--bg-card);
  transform: translateX(4px);
  box-shadow: 0 4px 6px -1px var(--shadow-color);
}

.method-icon {
  width: 50px;
  height: 50px;
  background: var(--primary-color);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.method-icon i {
  font-size: 1.25rem;
  color: white;
}

.method-content h4 {
  margin: 0 0 var(--spacing-xs) 0;
  color: var(--text-primary);
  font-size: 1.125rem;
}

.method-content p,
.method-content a {
  margin: 0;
  color: var(--text-secondary);
  text-decoration: none;
}

.method-content a:hover {
  color: white;
  text-decoration: underline;
}

.contact-social {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: var(--spacing-lg);
}

.contact-social h4 {
  margin: 0 0 var(--spacing-md) 0;
  color: white;
  font-size: 1.125rem;
}

.social-links {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.social-icon {
  width: 50px;
  height: 50px;
  background: rgba(255, 255, 255, 0.2);
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  text-decoration: none;
  transition: var(--transition-fast);
}

.social-icon:hover {
  background: white;
  color: var(--primary-color);
  border-color: white;
  transform: translateY(-2px);
  text-decoration: none;
}

.social-icon i {
  font-size: 1.25rem;
}

/* Modern Footer */
.modern-footer {
  background: var(--gray-900);
  color: white;
  padding: var(--spacing-3xl) 0 var(--spacing-lg) 0;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

.footer-section h3,
.footer-section h4 {
  color: white;
  margin-bottom: var(--spacing-md);
}

.footer-name {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

.footer-tagline {
  color: var(--accent-color);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.footer-description {
  color: var(--gray-400);
  line-height: 1.6;
  margin: 0;
}

.footer-title {
  font-size: 1.125rem;
  font-weight: 600;
}

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

.footer-links li {
  margin-bottom: var(--spacing-sm);
}

.footer-links a {
  color: var(--gray-400);
  text-decoration: none;
  transition: var(--transition-fast);
}

.footer-links a:hover {
  color: var(--accent-color);
  text-decoration: none;
}

.footer-social {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-social-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--gray-400);
  text-decoration: none;
  padding: var(--spacing-xs) 0;
  transition: var(--transition-fast);
}

.footer-social-link:hover {
  color: var(--accent-color);
  text-decoration: none;
}

.footer-social-link i {
  width: 20px;
  text-align: center;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--gray-700);
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.footer-copyright p,
.footer-built p {
  margin: 0;
  color: var(--gray-500);
  font-size: 0.875rem;
}

.footer-built i {
  color: var(--error-color);
  margin: 0 var(--spacing-xs);
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .contact-wrapper .row {
    flex-direction: column-reverse;
  }
  
  .contact-info-card {
    margin-bottom: var(--spacing-xl);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    text-align: center;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .social-links {
    justify-content: center;
  }
  
  .footer-social {
    align-items: center;
  }
}

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

.animate-fadeInUp {
  animation: fadeInUp 0.6s ease-out;
}

.animate-fadeInScale {
  animation: fadeInScale 0.6s ease-out;
}

/* Loading States */
.skill-progress {
  position: relative;
  overflow: hidden;
}

.skill-progress::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% {
    left: -100%;
  }
  100% {
    left: 100%;
  }
}

/* Interactive hover effects and animations */
.skill-category,
.experience-card,
.portfolio-card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.skill-category:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 25px -5px var(--shadow-color), 0 10px 10px -5px var(--shadow-color);
}

.experience-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 25px -5px var(--shadow-color), 0 10px 10px -5px var(--shadow-color);
}

/* Floating animation for theme toggle */
@keyframes float {
  0%, 100% { transform: translateY(-50%) translateX(0px); }
  50% { transform: translateY(-50%) translateX(-3px); }
}

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

/* Gradient text effect */
.gradient-text {
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Glowing effect for interactive elements */
.glow-on-hover {
  transition: all 0.3s ease;
}

.glow-on-hover:hover {
  box-shadow: 0 0 20px var(--primary-color);
}

/* Pulsing effect for important buttons */
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 var(--primary-color); }
  70% { box-shadow: 0 0 0 10px rgba(37, 99, 235, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 99, 235, 0); }
}

.btn-modern.btn-primary {
  animation: pulse 2s infinite;
}

/* Typewriter cursor effect */
.hero-subtitle::after {
  content: '|';
  display: inline-block;
  animation: blink 1s infinite;
  margin-left: 2px;
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

/* Mobile Responsive Timeline Fix */
@media (max-width: 768px) {
  .experience-timeline::before {
    left: 30px;
    transform: none;
  }
  
  .experience-item::before {
    left: 30px;
    transform: none;
  }
  
  .experience-card {
    margin-left: 70px;
    margin-right: 0;
    width: calc(100% - 70px);
    word-wrap: break-word;
    overflow-wrap: break-word;
    overflow: hidden;
  }
  
  .experience-item:nth-child(even) .experience-card {
    margin-left: 70px;
    margin-right: 0;
    width: calc(100% - 70px);
    word-wrap: break-word;
    overflow-wrap: break-word;
    overflow: hidden;
  }
  
  .experience-card::before {
    left: -20px;
    right: auto;
    border-right: 20px solid var(--bg-card);
    border-left: none;
  }
  
  .experience-item:nth-child(even) .experience-card::before {
    left: -20px;
    right: auto;
    border-right: 20px solid var(--bg-card);
    border-left: none;
  }
  
  .experience-header {
    flex-direction: column;
    gap: var(--spacing-md);
  }
  
  .company-logo {
    align-self: flex-start;
  }
  
  .nav-theme-toggle {
    padding: 6px 10px;
    margin-left: var(--spacing-xs);
  }
  
  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 45px;
    height: 45px;
  }
  
  .back-to-top i {
    font-size: 1rem;
  }
  
  .portfolio-nav-container {
    flex-direction: column;
    gap: 8px;
    width: 100%;
    max-width: 280px;
    margin: 0 auto;
    padding: 12px;
  }
  
  .portfolio-tab-btn {
    min-width: auto;
    width: 100%;
    justify-content: center;
  }
}

/* Extra small screens */
@media (max-width: 320px) {
  .portfolio-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .container {
    padding-left: var(--spacing-sm);
    padding-right: var(--spacing-sm);
  }
  
  .modern-card {
    padding: var(--spacing-sm);
  }
  
  .portfolio-nav-container {
    padding: 8px;
  }
  
  .portfolio-tab-btn {
    padding: 8px 16px;
    font-size: 0.8rem;
  }
  
  .hero-title {
    font-size: 1.75rem;
  }
  
  .section-title {
    font-size: 1.5rem;
  }
}