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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: 'Poppins', sans-serif;
      line-height: 1.6;
      color: #333;
      -webkit-font-smoothing: antialiased;
    }

    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
    }

    /* Header & Navigation */
    header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid #F5F0FA;
    }

    .header-container {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 1.2rem 0;
    }

    .logo {
      display: flex;
      align-items: center;
      gap: 0.5rem;
      font-size: 1.4rem;
      font-weight: 800;
      color: #333;
      text-decoration: none;
    }

    .logo-icon {
      width: 32px;
      height: 32px;
      background: linear-gradient(135deg, #8B5CF6 0%, #A78BFA 100%);
      border-radius: 6px;
      border: 1px solid #D4AF37;
      display: flex;
      align-items: center;
      justify-content: center;
      color: white;
      font-weight: 700;
      font-family: 'Georgia', serif;
      font-style: italic;
      letter-spacing: -0.5px;
    }

    nav ul {
      display: flex;
      list-style: none;
      gap: 2rem;
      align-items: center;
    }

    nav a {
      color: #555;
      text-decoration: none;
      font-size: 0.95rem;
      font-weight: 500;
      display: inline-block;
      padding: 0.5rem 1rem;
      border-radius: 999px;
      border: 2px solid transparent;
      transition: all 0.35s ease;
    }

    nav a:not(.cta-btn):hover {
      color: #6D28D9;
      background: linear-gradient(white, white) padding-box,
                  linear-gradient(135deg, #8B5CF6, #D4AF37, #A78BFA) border-box;
      box-shadow: 0 4px 16px rgba(139, 92, 246, 0.35), 0 0 0 4px rgba(212, 175, 55, 0.12);
      transform: translateY(-1px);
    }

    .cta-btn {
      background: #8B5CF6;
      color: white !important;
      padding: 0.6rem 1.4rem;
      border-radius: 6px;
      transition: background 0.3s ease;
    }

    .cta-btn:hover {
      background: #6D28D9;
    }

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

    .menu-toggle span {
      width: 25px;
      height: 3px;
      background: #333;
      border-radius: 2px;
      transition: all 0.3s ease;
    }

    @media (max-width: 768px) {
      nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 2rem;
        gap: 1rem;
      }

      nav.active {
        display: flex;
      }

      nav ul {
        flex-direction: column;
        gap: 1rem;
      }

      .menu-toggle {
        display: flex;
      }
    }

    /* Hero Section */
    .hero {
      background: linear-gradient(135deg, #2D1B4E 0%, #4C2A6B 100%);
      color: white;
      padding: 80px 0 120px;
      position: relative;
      overflow: hidden;
    }

    .hero-wave {
      position: absolute;
      bottom: -1px;
      left: 0;
      width: 100%;
      height: 90px;
      overflow: hidden;
      line-height: 0;
    }

    .hero-wave svg {
      position: absolute;
      top: 0;
      left: 0;
      width: 200%;
      height: 100%;
      animation: nexaWaveFlow 14s linear infinite;
    }

    @keyframes nexaWaveFlow {
      from { transform: translateX(0); }
      to { transform: translateX(-50%); }
    }

    .hero-content {
      position: relative;
      z-index: 1;
      text-align: center;
    }

    .hero-content h1 {
      font-size: 2.8rem;
      line-height: 1.3;
      margin-bottom: 1.5rem;
      font-weight: 800;
    }

    .hero-content p {
      font-size: 1.1rem;
      line-height: 1.8;
      margin-bottom: 2rem;
      opacity: 0.9;
      max-width: 700px;
      margin-left: auto;
      margin-right: auto;
    }

    /* Portfolio Section */
    .portfolio-section {
      padding: 80px 0;
      background: white;
    }

    .portfolio-header {
      text-align: center;
      margin-bottom: 3rem;
    }

    .portfolio-header h2 {
      font-size: 2.2rem;
      font-weight: 800;
      color: #333;
      margin-bottom: 1rem;
    }

    .portfolio-header p {
      font-size: 1.05rem;
      color: #777;
      max-width: 600px;
      margin: 0 auto;
    }

    .filter-buttons {
      display: flex;
      justify-content: center;
      gap: 1rem;
      margin-bottom: 3rem;
      flex-wrap: wrap;
    }

    .filter-btn {
      padding: 0.7rem 1.5rem;
      border: 2px solid #E5DCF0;
      background: white;
      border-radius: 6px;
      cursor: pointer;
      font-weight: 600;
      font-size: 0.95rem;
      color: #555;
      transition: all 0.3s ease;
      font-family: 'Poppins', sans-serif;
    }

    .filter-btn:hover,
    .filter-btn.active {
      border-color: #8B5CF6;
      background: #8B5CF6;
      color: white;
    }

    .portfolio-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
      gap: 2rem;
      margin-bottom: 3rem;
    }

    .portfolio-item {
      border-radius: 12px;
      overflow: hidden;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
      transition: all 0.3s ease;
      cursor: pointer;
    }

    .portfolio-item:hover {
      transform: translateY(-8px);
      box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
    }

    .portfolio-image {
      width: 100%;
      height: 250px;
      background: linear-gradient(135deg, #8B5CF6 0%, #A78BFA 100%);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 3rem;
      position: relative;
      overflow: hidden;
    }

    .portfolio-overlay {
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: rgba(0, 0, 0, 0.6);
      display: flex;
      align-items: center;
      justify-content: center;
      opacity: 0;
      transition: opacity 0.3s ease;
    }

    .portfolio-item:hover .portfolio-overlay {
      opacity: 1;
    }

    .overlay-text {
      color: white;
      text-align: center;
    }

    .overlay-text p {
      margin: 0;
      font-size: 0.9rem;
      font-weight: 600;
    }

    .portfolio-info {
      padding: 1.5rem;
    }

    .portfolio-info h3 {
      font-size: 1.2rem;
      font-weight: 700;
      color: #333;
      margin-bottom: 0.5rem;
    }

    .portfolio-category {
      display: inline-block;
      background: #F3E8FF;
      color: #8B5CF6;
      padding: 0.3rem 0.8rem;
      border-radius: 4px;
      font-size: 0.75rem;
      font-weight: 600;
      margin-bottom: 0.8rem;
    }

    .portfolio-info p {
      font-size: 0.9rem;
      color: #777;
      margin: 0;
      line-height: 1.5;
    }

    /* Footer */
    footer {
      background: #2D1B4E;
      color: white;
      padding: 3rem 0 1.5rem;
    }

    .footer-content {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      gap: 2rem;
      margin-bottom: 2rem;
      padding-bottom: 2rem;
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .footer-section h3 {
      font-size: 1.1rem;
      margin-bottom: 1rem;
      font-weight: 700;
    }

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

    .footer-section ul li {
      margin-bottom: 0.8rem;
    }

    .footer-section a {
      color: rgba(255, 255, 255, 0.7);
      text-decoration: none;
      transition: color 0.3s ease;
    }

    .footer-section a:hover {
      color: #8B5CF6;
    }

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 1rem;
    }

    .footer-bottom p {
      margin: 0;
      font-size: 0.9rem;
      opacity: 0.7;
    }

    .social-links {
      display: flex;
      gap: 1rem;
    }

    .social-links a {
      width: 40px;
      height: 40px;
      background: #8B5CF6;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: white;
      transition: background 0.3s ease;
    }

    .social-links a:hover {
      background: #6D28D9;
    }

    /* Scroll to top */
    .scroll-to-top {
      position: fixed;
      bottom: 2rem;
      right: 2rem;
      width: 45px;
      height: 45px;
      background: #8B5CF6;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: white;
      font-size: 1.2rem;
      cursor: pointer;
      opacity: 0;
      visibility: hidden;
      transition: all 0.3s ease;
      z-index: 50;
    }

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

    .scroll-to-top:hover {
      background: #6D28D9;
      transform: translateY(-3px);
    }

    @media (max-width: 768px) {
      .hero-content h1 {
        font-size: 2rem;
      }

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

      .scroll-to-top {
        bottom: 1.5rem;
        right: 1.5rem;
      }
    }

    .hidden {
      display: none !important;
    }