:root {
      --nord0: #2e3440;
      --nord1: #3b4252;
      --nord2: #434c5e;
      --nord3: #4c566a;
      --nord4: #d8dee9;
      --nord5: #e5e9f0;
      --nord6: #eceff4;
      --nord7: #8fbcbb;
      --nord8: #88c0d0;
      --nord9: #81a1c1;
      --nord10: #5e81ac;
      --nord11: #bf616a;
      --nord12: #d08770;
      --nord13: #ebcb8b;
      --nord14: #a3be8c;
      --bg: #1a1d24;
      --card: #242830;
      --card-hover: #2d323d;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: 'Outfit', sans-serif;
      background: var(--bg);
      color: var(--nord4);
      line-height: 1.7;
      overflow-x: hidden;
    }

    /* Subtle gradient mesh background */
    body::before {
      content: '';
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: 
        radial-gradient(ellipse 80% 50% at 20% 40%, rgba(136, 192, 208, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse 60% 40% at 80% 60%, rgba(129, 161, 193, 0.05) 0%, transparent 50%),
        radial-gradient(ellipse 50% 30% at 50% 80%, rgba(94, 129, 172, 0.04) 0%, transparent 50%);
      pointer-events: none;
      z-index: -1;
    }

    /* Navigation */
    nav {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      padding: 1.25rem 4rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: rgba(26, 29, 36, 0.85);
      backdrop-filter: blur(20px);
      border-bottom: 1px solid rgba(136, 192, 208, 0.08);
      z-index: 100;
    }

    .logo {
      font-size: 1.3rem;
      font-weight: 700;
      color: var(--nord13);
      letter-spacing: -0.5px;
      display: flex;
      align-items: center;
      gap: 0.5rem;
      text-decoration: none;
    }

    .logo-icon {
      font-size: 1.5rem;
    }

    .logo span {
      color: var(--nord4);
      font-weight: 400;
    }

    .nav-links {
      display: flex;
      gap: 2.5rem;
      list-style: none;
    }

    .nav-links a {
      color: var(--nord3);
      text-decoration: none;
      font-weight: 500;
      font-size: 0.95rem;
      transition: color 0.2s;
    }

    .nav-links a:hover {
      color: var(--nord8);
    }

    /* Menu Toggle */
    .menu-toggle {
      display: none;
      flex-direction: column;
      gap: 5px;
      background: none;
      border: none;
      cursor: pointer;
      padding: 5px;
    }

    .menu-toggle span {
      width: 24px;
      height: 2px;
      background: var(--nord4);
      transition: all 0.3s;
    }

    .menu-toggle.active span:nth-child(1) {
      transform: rotate(45deg) translate(5px, 5px);
    }

    .menu-toggle.active span:nth-child(2) {
      opacity: 0;
    }

    .menu-toggle.active span:nth-child(3) {
      transform: rotate(-45deg) translate(5px, -5px);
    }

    /* Hero Section */
    .hero {
      min-height: 100vh;
      display: grid;
      grid-template-columns: 1fr 1fr;
      align-items: center;
      gap: 4rem;
      padding: 8rem 4rem 4rem;
      max-width: 1400px;
      margin: 0 auto;
    }

    .hero-left {
      max-width: 550px;
    }

    .hero-name {
      font-size: clamp(3rem, 8vw, 5rem);
      font-weight: 800;
      letter-spacing: -2px;
      line-height: 1.1;
      margin-bottom: 0.5rem;
      background: linear-gradient(135deg, var(--nord6) 0%, var(--nord8) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }

    .hero-title {
      font-size: 1.4rem;
      color: var(--nord3);
      font-weight: 500;
      margin-bottom: 1.5rem;
      letter-spacing: 0.5px;
    }

    .hero-title span {
      color: var(--nord8);
    }

    /* Code block */
    .hero-right {
      position: relative;
    }

    .code-block {
      background: rgba(12, 12, 12, 0.95);
      border: 1px solid rgba(136, 192, 208, 0.3);
      border-radius: 8px;
      padding: 0;
      font-family: 'JetBrains Mono', monospace;
      font-size: 0.85rem;
      line-height: 1.6;
      position: relative;
      overflow: hidden;
      box-shadow: 0 0 40px rgba(0, 200, 255, 0.15);
    }

    @keyframes hologram-glow {
      0%, 100% { 
        box-shadow: 
          0 0 30px rgba(136, 192, 208, 0.15),
          0 0 60px rgba(136, 192, 208, 0.05),
          inset 0 0 30px rgba(136, 192, 208, 0.03);
      }
      50% { 
        box-shadow: 
          0 0 40px rgba(136, 192, 208, 0.25),
          0 0 80px rgba(136, 192, 208, 0.1),
          inset 0 0 40px rgba(136, 192, 208, 0.05);
      }
    }

    .code-block pre {
      margin: 0;
      padding: 1.25rem;
    }

    .code-block::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 100px;
      background: linear-gradient(180deg, rgba(136, 192, 208, 0.12) 0%, transparent 100%);
      pointer-events: none;
      border-radius: 8px 8px 0 0;
    }

    .code-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 1rem;
      position: relative;
      padding: 0.5rem 0.75rem;
      background: rgba(0, 0, 0, 0.3);
      border-radius: 6px 6px 0 0;
      font-family: 'JetBrains Mono', monospace;
      font-size: 0.75rem;
      color: var(--nord3);
      border-bottom: 1px solid rgba(136, 192, 208, 0.1);
    }

    .code-header::before {
      content: 'C:\\Users\\Mark\\Dev\\Tinkerer.cs';
    }

    .code-dots {
      display: flex;
      gap: 6px;
    }

    .code-dot {
      width: 10px;
      height: 10px;
      border-radius: 2px;
      background: var(--nord3);
    }

    .code-dot.red { background: #0f0; }
    .code-dot.yellow { background: #ff0; }
    .code-dot.green { background: #f00; }

    .code-keyword { color: #569cd6; }
    .code-type { color: #4ec9b0; }
    .code-string { color: #ce9178; }
    .code-comment { color: #6a9955; font-style: italic; }
    .code-property { color: #9cdcfe; }
    .code-method { color: #dcdcaa; }

    .hero-description {
      font-size: 1.15rem;
      color: var(--nord3);
      margin-bottom: 2.5rem;
    }

    .experience-pill {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      padding: 0.6rem 1.2rem;
      background: rgba(136, 192, 208, 0.1);
      border: 1px solid rgba(136, 192, 208, 0.15);
      border-radius: 50px;
      font-size: 0.9rem;
      color: var(--nord8);
      margin-bottom: 2rem;
    }

    .experience-pill::before {
      content: '●';
      font-size: 0.6rem;
      animation: pulse 2s infinite;
    }

    @keyframes pulse {
      0%, 100% { opacity: 1; }
      50% { opacity: 0.4; }
    }

    /* CTA Buttons */
    .cta-buttons {
      display: flex;
      gap: 1rem;
      justify-content: center;
      flex-wrap: wrap;
    }

    .btn {
      padding: 0.9rem 2rem;
      font-family: 'Outfit', sans-serif;
      font-size: 0.95rem;
      font-weight: 600;
      text-decoration: none;
      border-radius: 8px;
      transition: all 0.2s;
    }

    .btn-primary {
      background: var(--nord8);
      color: var(--bg);
    }

    .btn-primary:hover {
      background: var(--nord7);
      transform: translateY(-2px);
    }

    .btn-outline {
      background: transparent;
      color: var(--nord4);
      border: 1px solid var(--nord2);
    }

    .btn-outline:hover {
      border-color: var(--nord3);
      background: var(--card);
    }

    /* Scroll Indicator */
    .scroll-indicator {
      position: absolute;
      bottom: 2rem;
      left: 50%;
      transform: translateX(-50%);
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 0.5rem;
      color: var(--nord3);
      font-size: 0.75rem;
      text-transform: uppercase;
      letter-spacing: 2px;
    }

    .mouse {
      width: 24px;
      height: 40px;
      border: 2px solid var(--nord3);
      border-radius: 12px;
      position: relative;
    }

    .wheel {
      width: 4px;
      height: 8px;
      background: var(--nord8);
      border-radius: 2px;
      position: absolute;
      top: 8px;
      left: 50%;
      transform: translateX(-50%);
      animation: scroll-wheel 1.5s ease-in-out infinite;
    }

    @keyframes scroll-wheel {
      0%, 100% { opacity: 1; top: 8px; }
      50% { opacity: 0.3; top: 16px; }
    }

    /* Back to Top */
    .back-to-top {
      position: fixed;
      bottom: 2rem;
      right: 2rem;
      opacity: 0;
      visibility: hidden;
      transition: all 0.3s;
      z-index: 50;
    }

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

    .back-to-top a {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 48px;
      height: 48px;
      background: var(--card);
      border: 1px solid var(--nord2);
      border-radius: 12px;
      color: var(--nord8);
      font-size: 1.2rem;
      text-decoration: none;
      transition: all 0.2s;
    }

    .back-to-top a:hover {
      background: var(--card-hover);
      border-color: var(--nord8);
      transform: translateY(-3px);
    }

    /* Sections */
    section {
      padding: 3rem 2rem;
      max-width: 1400px;
      margin: 0 auto;
    }

    .section-title {
      font-size: 0.85rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 3px;
      color: var(--nord3);
      margin-bottom: 3rem;
      display: flex;
      align-items: center;
      gap: 1rem;
    }

    .section-title::after {
      content: '';
      flex: 1;
      height: 1px;
      background: linear-gradient(90deg, var(--nord2), transparent);
    }

    /* Skills */
    .skills-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
      gap: 1rem;
    }

    .skill-card {
      background: var(--card);
      border: 1px solid transparent;
      padding: 1.5rem;
      border-radius: 12px;
      transition: all 0.2s;
    }

    .skill-card:hover {
      background: var(--card-hover);
      border-color: var(--nord2);
    }

    .skill-name {
      font-weight: 600;
      font-size: 1rem;
      color: var(--nord5);
    }

    .skill-level {
      font-size: 0.8rem;
      color: var(--nord3);
      margin-top: 0.25rem;
    }

    /* Projects */
    .projects-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
      gap: 1.5rem;
    }

    .project-card {
      background: var(--card);
      border: 1px solid var(--nord1);
      border-radius: 16px;
      padding: 2rem;
      transition: all 0.25s;
    }

    .project-card:hover {
      background: var(--card-hover);
      border-color: var(--nord8);
      transform: translateY(-4px);
    }

    .project-link {
      text-decoration: none;
      color: inherit;
      display: block;
    }

    .project-header {
      display: flex;
      justify-content: space-between;
      align-items: flex-start;
      margin-bottom: 1rem;
    }

    .project-title {
      font-size: 1.25rem;
      font-weight: 600;
      color: var(--nord6);
    }

    .project-icon {
      width: 40px;
      height: 40px;
      background: rgba(136, 192, 208, 0.1);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--nord8);
      font-size: 1.2rem;
    }

    .project-description {
      color: var(--nord4);
      font-size: 0.95rem;
      margin-bottom: 1.25rem;
      line-height: 1.6;
    }

    .project-tech {
      display: flex;
      gap: 0.5rem;
      flex-wrap: wrap;
    }

    .tech-tag {
      padding: 0.35rem 0.75rem;
      background: var(--nord0);
      border-radius: 6px;
      font-size: 0.75rem;
      color: var(--nord8);
      font-family: 'JetBrains Mono', monospace;
    }

    .wip-tag {
      padding: 0.35rem 0.75rem;
      background: rgba(235, 194, 80, 0.15);
      border-radius: 6px;
      font-size: 0.75rem;
      color: #ebc250;
      font-family: 'JetBrains Mono', monospace;
      font-weight: 600;
    }

    /* Contact */
    .contact-card {
      background: var(--card);
      border: 1px solid var(--nord1);
      border-radius: 20px;
      padding: 3rem;
      text-align: center;
    }

    .contact-title {
      font-size: 1.75rem;
      font-weight: 600;
      color: var(--nord5);
      margin-bottom: 0.75rem;
    }

    .contact-subtitle {
      color: var(--nord3);
      margin-bottom: 2rem;
    }

    .contact-email {
      display: inline-flex;
      align-items: center;
      gap: 0.75rem;
      padding: 1rem 2rem;
      background: var(--nord0);
      border-radius: 10px;
      color: var(--nord8);
      text-decoration: none;
      font-weight: 500;
      transition: all 0.2s;
    }

    .contact-email:hover {
      background: var(--nord1);
    }

    .contact-form {
      display: flex;
      flex-direction: column;
      gap: 1rem;
      max-width: 400px;
      margin: 0 auto;
    }

    .contact-form input,
    .contact-form textarea {
      padding: 1rem;
      background: var(--nord0);
      border: 1px solid var(--nord1);
      border-radius: 8px;
      color: var(--nord4);
      font-family: 'Outfit', sans-serif;
      font-size: 1rem;
      transition: border-color 0.2s;
    }

    .contact-form input:focus,
    .contact-form textarea:focus {
      outline: none;
      border-color: var(--nord8);
    }

    .contact-form input::placeholder,
    .contact-form textarea::placeholder {
      color: var(--nord3);
    }

    .contact-form textarea {
      resize: vertical;
      min-height: 100px;
    }

    .contact-form button {
      align-self: flex-start;
    }

    /* Footer */
    footer {
      text-align: center;
      padding: 3rem 2rem;
      color: var(--nord3);
      font-size: 0.9rem;
    }

    /* Scroll animations */
    .fade-in {
      opacity: 0;
      transform: translateY(25px);
      transition: all 0.5s ease-out;
    }

    .fade-in.visible {
      opacity: 1;
      transform: translateY(0);
    }

    /* Mobile */
    @media (max-width: 768px) {
      nav {
        padding: 1rem 1.5rem;
      }

      .menu-toggle {
        display: flex;
        z-index: 101;
      }

      .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background: var(--card);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        transition: right 0.3s;
        border-left: 1px solid var(--nord1);
      }

      .nav-links.active {
        right: 0;
      }

      .nav-links a {
        font-size: 1.2rem;
      }

      .hero {
        grid-template-columns: 1fr;
        gap: 3rem;
        padding: 6rem 1.5rem 3rem;
        text-align: center;
      }

      .hero-left {
        max-width: 100%;
      }

      .hero-right {
        order: 1;
      }

      .scroll-indicator {
        display: none;
      }

      .code-block {
        max-width: 400px;
        margin: 0 auto;
        font-size: 0.75rem;
      }

      section {
        padding: 5rem 1.5rem;
      }

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

      .contact-card {
        padding: 2rem;
      }
    }

    /* Project Page Styles */
    .project-nav {
      padding: 1.5rem 2rem;
      background: var(--card);
      border-bottom: 1px solid var(--nord1);
    }

    .project-nav a {
      color: var(--nord8);
      text-decoration: none;
      font-weight: 500;
      transition: color 0.2s;
    }

    .project-nav a:hover {
      color: var(--nord6);
    }

    .project-page {
      max-width: 1400px;
      margin: 0 auto;
      padding: 3rem 2rem;
    }

    .project-header-section {
      text-align: center;
      margin-bottom: 3rem;
      margin-top: 2rem;
    }

    .project-icon-large {
      font-size: 3rem;
      display: block;
      margin-bottom: 1rem;
    }

    .project-header-section h1 {
      font-size: 2.5rem;
      color: var(--nord6);
      margin-bottom: 0.5rem;
    }

    .project-subtitle {
      color: var(--nord3);
      font-size: 1.2rem;
      margin-bottom: 1.5rem;
    }

    .project-section {
      margin-bottom: 1.5rem;
    }

    .project-section h2 {
      color: var(--nord8);
      font-size: 1.5rem;
      margin-bottom: 1rem;
      padding-bottom: 0.5rem;
      border-bottom: 1px solid var(--nord1);
    }

    .project-section p {
      color: var(--nord4);
      line-height: 1.7;
      margin-bottom: 1rem;
    }

    .project-section ul {
      color: var(--nord4);
      margin-left: 1.5rem;
      line-height: 1.8;
    }

    .feature {
      margin-bottom: 2rem;
    }

    .feature h3 {
      color: var(--nord6);
      font-size: 1.1rem;
      margin-bottom: 0.5rem;
    }

    .feature p {
      margin-bottom: 1rem;
    }

    .project-section pre {
      border-radius: 8px;
      overflow: hidden;
      margin: 1rem 0;
    }

    .project-section code {
      font-size: 0.85rem;
      line-height: 1.5;
    }