* {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
      scroll-behavior: smooth;
    }
    
    body {
      font-family: 'Poppins', sans-serif;
      transition: background-color 0.5s ease, color 0.5s ease;
      overflow-x: hidden;
    }
    
    .montserrat {
      font-family: 'Montserrat', sans-serif;
    }
    
    html.dark body {
      background-color: #0f172a;
      color: #f8fafc;
    }
    
    html.light body {
      background-color: #f8fafc;
      color: #0f172a;
    }
    
    /* Gradient Text */
    .gradient-text {
      background-clip: text;
      -webkit-background-clip: text;
      color: transparent;
    }
    
    html.dark .gradient-text {
      background-image: linear-gradient(to right, #10b981, #34d399);
    }
    
    html.light .gradient-text {
      background-image: linear-gradient(to right, #059669, #10b981);
    }
    
    /* Gradient Background */
    html.dark .gradient-bg {
      background: linear-gradient(135deg, #059669, #10b981);
    }
    
    html.light .gradient-bg {
      background: linear-gradient(135deg, #10b981, #34d399);
    }
    
    /* Navbar Styles */
    .navbar {
      backdrop-filter: blur(10px);
      transition: all 0.5s ease;
    }
    
    html.dark .navbar {
      background-color: rgba(15, 23, 42, 0.8);
      border-bottom: 1px solid rgba(16, 185, 129, 0.1);
    }
    
    html.light .navbar {
      background-color: rgba(248, 250, 252, 0.8);
      border-bottom: 1px solid rgba(5, 150, 105, 0.1);
    }
    
    .nav-link {
      position: relative;
      transition: all 0.3s ease;
    }
    
    .nav-link::after {
      content: '';
      position: absolute;
      bottom: -4px;
      left: 0;
      width: 0;
      height: 2px;
      transition: width 0.3s ease;
    }
    
    html.dark .nav-link::after {
      background: linear-gradient(to right, #10b981, #34d399);
    }
    
    html.light .nav-link::after {
      background: linear-gradient(to right, #059669, #10b981);
    }
    
    .nav-link:hover::after,
    .nav-link.active::after {
      width: 100%;
    }
    
    /* Card Styles */
    .card {
      transition: all 0.4s ease;
      overflow: hidden;
    }
    
    html.dark .card {
      background: rgba(15, 23, 42, 0.5);
      border: 1px solid rgba(16, 185, 129, 0.1);
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    }
    
    html.light .card {
      background: rgba(255, 255, 255, 0.8);
      border: 1px solid rgba(5, 150, 105, 0.1);
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    }
    
    .card:hover {
      transform: translateY(-5px);
    }
    
    html.dark .card:hover {
      box-shadow: 0 10px 25px rgba(16, 185, 129, 0.2);
      border: 1px solid rgba(16, 185, 129, 0.2);
    }
    
    html.light .card:hover {
      box-shadow: 0 10px 25px rgba(5, 150, 105, 0.15);
      border: 1px solid rgba(5, 150, 105, 0.2);
    }
    
    /* Button Styles */
    .btn {
      position: relative;
      overflow: hidden;
      transition: all 0.4s ease;
      z-index: 1;
    }
    
    .btn::before {
      content: '';
      position: absolute;
      top: 0;
      left: -100%;
      width: 100%;
      height: 100%;
      background: rgba(255, 255, 255, 0.2);
      transition: all 0.6s ease;
      z-index: -1;
    }
    
    .btn:hover::before {
      left: 100%;
    }
    
    .btn:hover {
      transform: translateY(-3px);
    }
    
    html.dark .btn-primary {
      background: linear-gradient(135deg, #059669, #10b981);
      color: white;
    }
    
    html.light .btn-primary {
      background: linear-gradient(135deg, #10b981, #34d399);
      color: white;
    }
    
    html.dark .btn-outline {
      border: 1px solid #10b981;
      color: #f8fafc;
    }
    
    html.light .btn-outline {
      border: 1px solid #059669;
      color: #0f172a;
    }
    
    html.dark .btn-outline:hover {
      background: rgba(16, 185, 129, 0.1);
    }
    
    html.light .btn-outline:hover {
      background: rgba(5, 150, 105, 0.1);
    }
    
    /* Skill Pill Styles */
    html.dark .skill-pill {
      background: rgba(16, 185, 129, 0.1);
      border: 1px solid rgba(16, 185, 129, 0.2);
    }
    
    html.light .skill-pill {
      background: rgba(5, 150, 105, 0.1);
      border: 1px solid rgba(5, 150, 105, 0.2);
    }
    
    .skill-pill {
      transition: all 0.3s ease;
    }
    
    .skill-pill:hover {
      transform: translateY(-2px);
    }
    
    html.dark .skill-pill:hover {
      background: rgba(16, 185, 129, 0.2);
      border: 1px solid rgba(16, 185, 129, 0.3);
    }
    
    html.light .skill-pill:hover {
      background: rgba(5, 150, 105, 0.2);
      border: 1px solid rgba(5, 150, 105, 0.3);
    }
    
    /* Icon Circle Styles */
    .icon-circle {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 50px;
      height: 50px;
      border-radius: 50%;
      transition: all 0.3s ease;
    }
    
    html.dark .icon-circle {
      background: rgba(16, 185, 129, 0.1);
      color: #10b981;
    }
    
    html.light .icon-circle {
      background: rgba(5, 150, 105, 0.1);
      color: #059669;
    }
    
    .icon-circle:hover {
      transform: scale(1.1);
    }
    
    html.dark .icon-circle:hover {
      background: rgba(16, 185, 129, 0.2);
    }
    
    html.light .icon-circle:hover {
      background: rgba(5, 150, 105, 0.2);
    }
    
    /* Timeline Styles */
    .timeline-item {
      position: relative;
      padding-left: 30px;
      margin-bottom: 30px;
    }
    
    .timeline-item::before {
      content: '';
      position: absolute;
      left: 0;
      top: 0;
      height: 100%;
      width: 2px;
    }
    
    html.dark .timeline-item::before {
      background: linear-gradient(to bottom, #10b981, rgba(16, 185, 129, 0.2));
    }
    
    html.light .timeline-item::before {
      background: linear-gradient(to bottom, #059669, rgba(5, 150, 105, 0.2));
    }
    
    .timeline-item::after {
      content: '';
      position: absolute;
      left: -4px;
      top: 8px;
      height: 10px;
      width: 10px;
      border-radius: 50%;
    }
    
    html.dark .timeline-item::after {
      background: #10b981;
      box-shadow: 0 0 10px #10b981;
    }
    
    html.light .timeline-item::after {
      background: #059669;
      box-shadow: 0 0 10px #059669;
    }
    
    /* Progress Bar Styles */
    .progress-bar {
      height: 6px;
      border-radius: 3px;
      overflow: hidden;
    }
    
    html.dark .progress-bar {
      background: rgba(255, 255, 255, 0.1);
    }
    
    html.light .progress-bar {
      background: rgba(0, 0, 0, 0.1);
    }
    
    .progress-fill {
      height: 100%;
      border-radius: 3px;
      transition: width 1.5s cubic-bezier(0.165, 0.84, 0.44, 1);
    }
    
    html.dark .progress-fill {
      background: linear-gradient(90deg, #10b981, #34d399);
    }
    
    html.light .progress-fill {
      background: linear-gradient(90deg, #059669, #10b981);
    }
    
    /* Animation Classes */
    .fade-in {
      opacity: 0;
      transform: translateY(30px);
      transition: opacity 0.8s ease, transform 0.8s ease;
    }
    
    .fade-in.visible {
      opacity: 1;
      transform: translateY(0);
    }
    
    .slide-in-left {
      opacity: 0;
      transform: translateX(-50px);
      transition: opacity 0.8s ease, transform 0.8s ease;
    }
    
    .slide-in-left.visible {
      opacity: 1;
      transform: translateX(0);
    }
    
    .slide-in-right {
      opacity: 0;
      transform: translateX(50px);
      transition: opacity 0.8s ease, transform 0.8s ease;
    }
    
    .slide-in-right.visible {
      opacity: 1;
      transform: translateX(0);
    }
    
    .scale-in {
      opacity: 0;
      transform: scale(0.8);
      transition: opacity 0.8s ease, transform 0.8s ease;
    }
    
    .scale-in.visible {
      opacity: 1;
      transform: scale(1);
    }
    
    /* Staggered Animation Delay */
    .delay-100 { transition-delay: 0.1s; }
    .delay-200 { transition-delay: 0.2s; }
    .delay-300 { transition-delay: 0.3s; }
    .delay-400 { transition-delay: 0.4s; }
    .delay-500 { transition-delay: 0.5s; }
    
    /* Floating Animation */
    .floating {
      animation: floating 3s ease-in-out infinite;
    }
    
    @keyframes floating {
      0%, 100% { transform: translateY(0); }
      50% { transform: translateY(-15px); }
    }
    
    /* Pulse Animation */
    .pulse {
      animation: pulse 2s ease-in-out infinite;
    }
    
    @keyframes pulse {
      0%, 100% { transform: scale(1); }
      50% { transform: scale(1.05); }
    }
    
    /* Rotate Animation */
    .rotate-slow {
      animation: rotate 15s linear infinite;
    }
    
    @keyframes rotate {
      from { transform: rotate(0deg); }
      to { transform: rotate(360deg); }
    }
    
    /* Typing Cursor Animation */
    .cursor {
      display: inline-block;
      width: 3px;
      height: 1em;
      margin-left: 2px;
      background-color: currentColor;
      animation: blink 1s infinite;
    }
    
    @keyframes blink {
      0%, 100% { opacity: 1; }
      50% { opacity: 0; }
    }
    
    /* Theme Toggle Styles */
    .theme-toggle {
      position: relative;
      width: 60px;
      height: 30px;
      border-radius: 15px;
      cursor: pointer;
      transition: all 0.3s ease;
    }
    
    html.dark .theme-toggle {
      background: #1e293b;
      border: 1px solid #334155;
    }
    
    html.light .theme-toggle {
      background: #e2e8f0;
      border: 1px solid #cbd5e0;
    }
    
    .toggle-circle {
      position: absolute;
      top: 2px;
      width: 24px;
      height: 24px;
      border-radius: 50%;
      transition: all 0.3s ease;
    }
    
    html.dark .toggle-circle {
      left: 2px;
      background: #10b981;
    }
    
    html.light .toggle-circle {
      left: 32px;
      background: #059669;
    }
    
    .toggle-icon {
      position: absolute;
      top: 50%;
      transform: translateY(-50%);
      font-size: 14px;
    }
    
    html.dark .moon-icon {
      right: 8px;
      color: #f8fafc;
    }
    
    html.dark .sun-icon {
      left: 8px;
      color: #f8fafc;
      opacity: 0.5;
    }
    
    html.light .moon-icon {
      right: 8px;
      color: #0f172a;
      opacity: 0.5;
    }
    
    html.light .sun-icon {
      left: 8px;
      color: #0f172a;
    }
    
    /* Mobile Menu Styles */
    .mobile-menu {
      transform: translateX(-100%);
      transition: transform 0.5s cubic-bezier(0.77, 0, 0.175, 1);
    }
    
    .mobile-menu.open {
      transform: translateX(0);
    }
    
    /* Background Shapes */
    .bg-shape {
      position: absolute;
      border-radius: 50%;
      filter: blur(70px);
      z-index: -1;
      opacity: 0.5;
    }
    
    html.dark .bg-shape {
      background: rgba(16, 185, 129, 0.15);
    }
    
    html.light .bg-shape {
      background: rgba(5, 150, 105, 0.1);
    }
    
    /* Project Card Hover Effect */
    .project-card {
      position: relative;
      overflow: hidden;
    }
    
    .project-overlay {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(0, 0, 0, 0.7);
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      opacity: 0;
      transition: all 0.4s ease;
    }
    
    .project-card:hover .project-overlay {
      opacity: 1;
    }
    
    /* Hexagon Grid */
    .hexagon-container {
      display: inline-block;
      width: 100%;
      position: relative;
      text-align: center;
      margin-bottom: 30px;
    }
    
    .hexagon-wrapper {
      display: inline-block;
      width: 100%;
      position: relative;
      padding-bottom: 115%;
    }
    
    .hexagon {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
      transition: all 0.4s ease;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      padding: 15%;
    }
    
    .hexagon:hover {
      transform: translateY(-10px);
    }
    
    html.dark .hexagon.color-1 {
      background: linear-gradient(135deg, #1e3a8a, #3b82f6);
    }
    
    html.dark .hexagon.color-2 {
      background: linear-gradient(135deg, #0f766e, #14b8a6);
    }
    
    html.dark .hexagon.color-3 {
      background: linear-gradient(135deg, #4338ca, #6366f1);
    }
    
    html.dark .hexagon.color-4 {
      background: linear-gradient(135deg, #7e22ce, #a855f7);
    }
    
    html.dark .hexagon.color-5 {
      background: linear-gradient(135deg, #be185d, #ec4899);
    }
    
    html.dark .hexagon.color-6 {
      background: linear-gradient(135deg, #b45309, #f59e0b);
    }
    
    html.light .hexagon.color-1 {
      background: linear-gradient(135deg, #3b82f6, #93c5fd);
    }
    
    html.light .hexagon.color-2 {
      background: linear-gradient(135deg, #14b8a6, #5eead4);
    }
    
    html.light .hexagon.color-3 {
      background: linear-gradient(135deg, #6366f1, #a5b4fc);
    }
    
    html.light .hexagon.color-4 {
      background: linear-gradient(135deg, #a855f7, #d8b4fe);
    }
    
    html.light .hexagon.color-5 {
      background: linear-gradient(135deg, #ec4899, #fbcfe8);
    }
    
    html.light .hexagon.color-6 {
      background: linear-gradient(135deg, #f59e0b, #fcd34d);
    }
    
    .hexagon-icon {
      font-size: 2rem;
      margin-bottom: 10px;
      color: rgba(255, 255, 255, 0.9);
    }
    
    .hexagon-text {
      font-size: 0.9rem;
      font-weight: 500;
      color: rgba(255, 255, 255, 0.9);
      text-align: center;
      line-height: 1.2;
    }
    
    @media (max-width: 640px) {
      .hexagon-icon {
        font-size: 1.5rem;
        margin-bottom: 5px;
      }
      
      .hexagon-text {
        font-size: 0.8rem;
      }
      
      .hexagon {
        padding: 10%;
      }
    }
    
    /* Contact Form Styles */
    .input-field {
      transition: all 0.3s ease;
    }
    
    html.dark .input-field {
      background: rgba(15, 23, 42, 0.8);
      border: 1px solid rgba(16, 185, 129, 0.2);
      color: #f8fafc;
    }
    
    html.light .input-field {
      background: rgba(248, 250, 252, 0.8);
      border: 1px solid rgba(5, 150, 105, 0.2);
      color: #0f172a;
    }
    
    html.dark .input-field:focus {
      border-color: #10b981;
      box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.2);
    }
    
    html.light .input-field:focus {
      border-color: #059669;
      box-shadow: 0 0 0 2px rgba(5, 150, 105, 0.2);
    }
    
    /* Social Icons */
    .social-icon {
      transition: all 0.3s ease;
    }
    
    html.dark .social-icon {
      background: rgba(16, 185, 129, 0.1);
      color: #10b981;
    }
    
    html.light .social-icon {
      background: rgba(5, 150, 105, 0.1);
      color: #059669;
    }
    
    .social-icon:hover {
      transform: translateY(-5px);
    }
    
    html.dark .social-icon:hover {
      background: rgba(16, 185, 129, 0.2);
    }
    
    html.light .social-icon:hover {
      background: rgba(5, 150, 105, 0.2);
    }
    
    /* Scroll Progress Bar */
    .scroll-progress {
      position: fixed;
      top: 0;
      left: 0;
      height: 3px;
      z-index: 1000;
      transition: width 0.1s ease;
    }
    
    html.dark .scroll-progress {
      background: linear-gradient(to right, #10b981, #34d399);
    }
    
    html.light .scroll-progress {
      background: linear-gradient(to right, #059669, #10b981);
    }
    
    /* Scroll To Top Button */
    .scroll-top {
      position: fixed;
      bottom: 30px;
      right: 30px;
      width: 50px;
      height: 50px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      opacity: 0;
      transform: translateY(20px);
      transition: all 0.3s ease;
      z-index: 100;
    }
    
    .scroll-top.visible {
      opacity: 1;
      transform: translateY(0);
    }
    
    html.dark .scroll-top {
      background: #10b981;
      color: white;
      box-shadow: 0 0 15px rgba(16, 185, 129, 0.5);
    }
    
    html.light .scroll-top {
      background: #059669;
      color: white;
      box-shadow: 0 0 15px rgba(5, 150, 105, 0.5);
    }
    
    .scroll-top:hover {
      transform: translateY(-5px);
    }
    
    /* Section Styles */
    .section {
      position: relative;
      padding: 100px 0;
      overflow: hidden;
    }
    
    .section-title {
      position: relative;
      display: inline-block;
      margin-bottom: 50px;
    }
    
    .section-title::after {
      content: '';
      position: absolute;
      bottom: -10px;
      left: 0;
      width: 80px;
      height: 4px;
      border-radius: 2px;
    }
    
    html.dark .section-title::after {
      background: linear-gradient(to right, #10b981, #34d399);
    }
    
    html.light .section-title::after {
      background: linear-gradient(to right, #059669, #10b981);
    }
    
    /* Contact Icon Styles */
    .contact-icon-circle {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 48px;
      height: 48px;
      border-radius: 50%;
      transition: all 0.3s ease;
    }
    
    .contact-icon {
      font-size: 20px;
    }
    
    /* Responsive Styles */
    @media (max-width: 768px) {
      .section {
        padding: 70px 0;
      }
      
      .section-title {
        margin-bottom: 30px;
      }
    }