/* Hero Section */
      .hero {
        position: relative;
        height: 40vh;
        overflow: hidden;
      }
      .hero-cst {
         height: 40vh;
      }
      .hero-image {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-size: cover;
        background-position: center;
        transition: opacity 0.8s ease, transform 0.8s ease;
      }

      .hero-image.interior {
        background-image: url("https://images.unsplash.com/photo-1618221195710-dd6b41faaea6?w=1600&q=80");
      }

      .hero-image.realestate {
        background-image: url("https://images.unsplash.com/photo-1600596542815-ffad4c1539a9?w=1600&q=80");
        opacity: 0;
      }

      .hero-image.active {
        opacity: 1;
        transform: scale(1);
      }

      .hero-image:not(.active) {
        opacity: 0;
        transform: scale(1.1);
      }

      .hero-overlay {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: linear-gradient(
          to bottom,
          rgba(0, 0, 0, 0.3),
          rgb(49 49 49)
        );
      }

      .hero-content {
        position: absolute;
        bottom: 15%;
        left: 50%;
        transform: translateX(-50%);
        text-align: center;
        z-index: 10;
      }

      .hero-content h1 {
        font-weight: 800;
        color: #fff;
        font-size: 3.5rem;
        letter-spacing: 8px;
        margin-bottom: 1rem;
        text-transform: uppercase;
      }

      .hero-content p {
        font-size: 1.1rem;
        color: #aaa;
        letter-spacing: 3px;
      }

      /* Category Tabs */
      .category-tabs {
        display: flex;
        justify-content: center;
        gap: 1rem;
        padding: 2rem;
        /* background: #0a0a0a; */
        position: sticky;
        top: 60px;
        z-index: 50;
      }

      .tab-btn {
        padding: 0.8rem 2.5rem;
        border: 1px solid #333;
        background: transparent;
        color: #888;
        font-size: 0.9rem;
        letter-spacing: 2px;
        cursor: pointer;
        transition: all 0.3s;
        text-transform: uppercase;
      }

      .tab-btn:hover {
        border-color: #666;
        color: #fff;
      }

      .tab-btn.active {
        background: #fff;
        color: #000;
        border-color: #fff;
      }

      /* Pinterest Grid */
      .portfolio-section {
        padding: 0 1rem 4rem;
        max-width: 1600px;
        margin: 0 auto;
      }

      .masonry-grid {
        column-count: 4;
        column-gap: 1rem;
      }

      .grid-item {
        break-inside: avoid;
        margin-bottom: 1rem;
        position: relative;
        border-radius: 16px;
        overflow: hidden;
        cursor: pointer;
        display: none;
      }

      .grid-item.show {
        display: block;
        animation: fadeIn 0.5s ease forwards;
      }

      @keyframes fadeIn {
        from {
          opacity: 0;
          transform: translateY(20px);
        }
        to {
          opacity: 1;
          transform: translateY(0);
        }
      }

      .grid-item img {
        width: 100%;
        display: block;
        transition: transform 0.5s ease;
      }

      .grid-item:hover img {
        transform: scale(1.05);
      }

      /* Overlay that slides up */
      .item-overlay {
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        height: 100%;
        background: linear-gradient(
          to top,
          rgba(0, 0, 0, 0.9) 0%,
          rgba(0, 0, 0, 0.5) 50%,
          transparent 100%
        );
        display: flex;
        flex-direction: column;
        justify-content: flex-end;
        padding: 1.5rem;
        transform: translateY(100%);
        transition: transform 0.4s ease;
      }

      .grid-item:hover .item-overlay,
      .grid-item.touched .item-overlay {
        transform: translateY(0);
      }

      .item-title {
        color: #fff;
        font-size: 1.1rem;
        font-weight: 600;
        margin-bottom: 0.5rem;
        transform: translateY(20px);
        opacity: 0;
        transition: all 0.3s ease 0.1s;
      }

      .item-category {
        font-size: 0.75rem;
        color: #888;
        letter-spacing: 2px;
        text-transform: uppercase;
        margin-bottom: 1rem;
        transform: translateY(20px);
        opacity: 0;
        transition: all 0.3s ease 0.15s;
      }

      .item-buttons {
        display: flex;
        gap: 0.75rem;
        transform: translateY(20px);
        opacity: 0;
        transition: all 0.3s ease 0.2s;
      }

      .grid-item:hover .item-title,
      .grid-item:hover .item-category,
      .grid-item:hover .item-buttons,
      .grid-item.touched .item-title,
      .grid-item.touched .item-category,
      .grid-item.touched .item-buttons {
        transform: translateY(0);
        opacity: 1;
      }

      .btn {
        padding: 0.6rem 1.2rem;
        border: none;
        border-radius: 24px;
        font-size: 0.8rem;
        cursor: pointer;
        transition: all 0.3s;
        text-decoration: none;
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
      }

      .btn-primary {
        background: #fff;
        color: #000;
      }

      .btn-primary:hover {
        background: #ddd;
        transform: scale(1.05);
      }

      .btn-secondary {
        background: rgba(255, 255, 255, 0.15);
        color: #fff;
        backdrop-filter: blur(5px);
      }

      .btn-secondary:hover {
        background: rgba(255, 255, 255, 0.25);
      }

      /* Mobile Styles */
      @media (max-width: 1200px) {
        .masonry-grid {
          column-count: 3;
        }
      }

      @media (max-width: 900px) {
        .masonry-grid {
          column-count: 2;
        }

        .hero-content h1 {
          font-size: 2.5rem;
          letter-spacing: 4px;
        }
      }

      @media (max-width: 600px) {
        header {
          padding: 1rem;
        }

        /* nav {
          display: none;
        } */

        .hero {
          height: 50vh;
        }

        .hero-content h1 {
          font-size: 1.8rem;
          letter-spacing: 3px;
        }

        .hero-content p {
          font-size: 0.9rem;
        }

        .category-tabs {
          padding: 1rem;
          gap: 0.5rem;
        }

        .tab-btn {
          padding: 0.7rem 1.5rem;
          font-size: 0.75rem;
        }

        .masonry-grid {
          column-count: 2;
          column-gap: 0.5rem;
        }

        .grid-item {
          margin-bottom: 0.5rem;
          border-radius: 12px;
        }

        .item-overlay {
          padding: 1rem;
        }

        .item-title {
          font-size: 0.9rem;
        }

        .btn {
          padding: 0.5rem 1rem;
          font-size: 0.7rem;
        }
      }