:root {
      --navy: #002147;
      --navy-light: #003070;
      --navy-dark: #001530;
      --orange: #FF6B00;
      --orange-light: #FF8C33;
      --orange-glow: rgba(255, 107, 0, 0.35);
      --slate: #708090;
      --snow: #F5F5F5;
      --white: #ffffff;
      --card-bg: rgba(0, 33, 71, 0.6);
      --glass: rgba(255, 255, 255, 0.04);
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: 'DM Sans', sans-serif;
      background: var(--navy-dark);
      color: var(--snow);
      overflow-x: hidden;
    }

    /* ─── SCROLLBAR ─── */
    ::-webkit-scrollbar {
      width: 6px;
    }

    ::-webkit-scrollbar-track {
      background: var(--navy-dark);
    }

    ::-webkit-scrollbar-thumb {
      background: var(--orange);
      border-radius: 3px;
    }

    /* ─── NAV ─── */
    nav {
      position: fixed;
      top: 0;
      width: 100%;
      z-index: 1000;
      padding: 18px 60px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      background: rgba(0, 21, 48, 0.85);
      backdrop-filter: blur(16px);
      border-bottom: 1px solid rgba(255, 107, 0, 0.15);
      transition: all 0.3s ease;
    }

    .logo {
      font-family: 'Barlow Condensed', sans-serif;
      font-size: 28px;
      font-weight: 900;
      letter-spacing: 2px;
      color: var(--white);
    }

    .logo span {
      color: var(--orange);
    }

    nav ul {
      display: flex;
      gap: 36px;
      list-style: none;
    }

    nav ul a {
      color: rgba(245, 245, 245, 0.7);
      text-decoration: none;
      font-size: 13px;
      letter-spacing: 1.5px;
      text-transform: uppercase;
      font-weight: 500;
      transition: color 0.2s;
    }

    nav ul a:hover {
      color: var(--orange);
    }

    .nav-cta {
      background: var(--orange);
      color: var(--white);
      padding: 10px 24px;
      border: none;
      font-family: 'Barlow Condensed', sans-serif;
      font-size: 15px;
      font-weight: 700;
      letter-spacing: 1.5px;
      text-transform: uppercase;
      cursor: pointer;
      clip-path: polygon(8px 0%, 100% 0%, calc(100% - 8px) 100%, 0% 100%);
      transition: background 0.2s, transform 0.2s;
    }

    .nav-cta:hover {
      background: var(--orange-light);
      transform: translateY(-1px);
    }

    /* ─── HERO ─── */
    #hero {
      min-height: 100vh;
      position: relative;
      display: flex;
      align-items: center;
      overflow: hidden;
      background: linear-gradient(135deg, #001020 0%, #002147 60%, #001530 100%);
    }

    /* Grid Lines Background */
    .hero-grid {
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(rgba(255, 107, 0, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 107, 0, 0.05) 1px, transparent 1px);
      background-size: 60px 60px;
      animation: gridShift 20s linear infinite;
    }

    @keyframes gridShift {
      0% {
        transform: translate(0, 0);
      }

      100% {
        transform: translate(60px, 60px);
      }
    }

    .hero-noise {
      position: absolute;
      inset: 0;
      background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
      opacity: 0.4;
      pointer-events: none;
    }

    /* 3D Building Canvas */
    #building-canvas {
      position: absolute;
      right: 0;
      top: 0;
      width: 55%;
      height: 100%;
      cursor: grab;
    }

    #building-canvas:active {
      cursor: grabbing;
    }

    .hero-content {
      position: relative;
      z-index: 10;
      padding: 0 60px;
      max-width: 650px;
      animation: heroIn 1s ease forwards;
    }

    @keyframes heroIn {
      from {
        opacity: 0;
        transform: translateX(-40px);
      }

      to {
        opacity: 1;
        transform: translateX(0);
      }
    }

    .hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(255, 107, 0, 0.12);
      border: 1px solid rgba(255, 107, 0, 0.3);
      padding: 6px 16px;
      margin-bottom: 28px;
      font-size: 11px;
      font-weight: 500;
      letter-spacing: 3px;
      text-transform: uppercase;
      color: var(--orange);
    }

    .hero-tag::before {
      content: '';
      width: 6px;
      height: 6px;
      background: var(--orange);
      border-radius: 50%;
      animation: pulse 2s infinite;
    }

    @keyframes pulse {

      0%,
      100% {
        transform: scale(1);
        opacity: 1
      }

      50% {
        transform: scale(1.5);
        opacity: 0.5
      }
    }

    .hero-h1 {
      font-family: 'Barlow Condensed', sans-serif;
      font-size: clamp(52px, 7vw, 88px);
      font-weight: 900;
      line-height: 0.95;
      text-transform: uppercase;
      letter-spacing: -1px;
      color: var(--white);
      margin-bottom: 24px;
    }

    .hero-h1 .accent {
      color: var(--orange);
      display: block;
    }

    .hero-h1 .stroke {
      -webkit-text-stroke: 2px rgba(255, 255, 255, 0.3);
      color: transparent;
      display: block;
    }

    .hero-sub {
      font-size: 16px;
      color: rgba(245, 245, 245, 0.6);
      line-height: 1.7;
      max-width: 420px;
      margin-bottom: 40px;
    }

    .hero-btns {
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
    }

    .btn-primary {
      background: var(--orange);
      color: var(--white);
      padding: 16px 36px;
      border: none;
      font-family: 'Barlow Condensed', sans-serif;
      font-size: 16px;
      font-weight: 700;
      letter-spacing: 2px;
      text-transform: uppercase;
      cursor: pointer;
      position: relative;
      overflow: hidden;
      clip-path: polygon(12px 0%, 100% 0%, calc(100% - 12px) 100%, 0% 100%);
      transition: all 0.3s;
    }

    .btn-primary::before {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), transparent);
      transform: translateX(-100%);
      transition: transform 0.3s;
    }

    .btn-primary:hover::before {
      transform: translateX(0);
    }

    .btn-primary:hover {
      transform: translateY(-3px);
      box-shadow: 0 12px 40px var(--orange-glow);
    }

    .btn-secondary {
      background: transparent;
      color: var(--white);
      padding: 14px 34px;
      border: 2px solid rgba(255, 255, 255, 0.3);
      font-family: 'Barlow Condensed', sans-serif;
      font-size: 16px;
      font-weight: 700;
      letter-spacing: 2px;
      text-transform: uppercase;
      cursor: pointer;
      clip-path: polygon(12px 0%, 100% 0%, calc(100% - 12px) 100%, 0% 100%);
      transition: all 0.3s;
    }

    .btn-secondary:hover {
      border-color: var(--orange);
      color: var(--orange);
      transform: translateY(-3px);
    }

    .hero-stats {
      display: flex;
      gap: 40px;
      margin-top: 56px;
      padding-top: 40px;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
    }

    .stat-num {
      font-family: 'Barlow Condensed', sans-serif;
      font-size: 42px;
      font-weight: 900;
      color: var(--orange);
      display: block;
      line-height: 1;
    }

    .stat-label {
      font-size: 12px;
      color: rgba(245, 245, 245, 0.5);
      letter-spacing: 1px;
      text-transform: uppercase;
    }

    .drag-hint {
      position: absolute;
      right: 5%;
      bottom: 40px;
      z-index: 10;
      display: flex;
      align-items: center;
      gap: 10px;
      color: rgba(245, 245, 245, 0.4);
      font-size: 12px;
      letter-spacing: 1.5px;
      text-transform: uppercase;
      animation: float 3s ease-in-out infinite;
    }

    @keyframes float {

      0%,
      100% {
        transform: translateY(0)
      }

      50% {
        transform: translateY(-8px)
      }
    }

    .drag-icon {
      font-size: 24px;
    }

    /* ─── SECTION COMMONS ─── */
    section {
      padding: 100px 60px;
    }

    .section-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 11px;
      letter-spacing: 3px;
      text-transform: uppercase;
      color: var(--orange);
      margin-bottom: 16px;
    }

    .section-tag::before {
      content: '';
      flex-shrink: 0;
      width: 24px;
      height: 2px;
      background: var(--orange);
    }

    .section-h2 {
      font-family: 'Barlow Condensed', sans-serif;
      font-size: clamp(36px, 5vw, 60px);
      font-weight: 900;
      text-transform: uppercase;
      line-height: 1;
      color: var(--white);
    }

    .section-h2 span {
      color: var(--orange);
    }

    /* ─── MARQUEE ─── */
    .marquee-wrap {
      background: var(--orange);
      padding: 14px 0;
      overflow: hidden;
      position: relative;
      z-index: 5;
    }

    .marquee-track {
      display: flex;
      gap: 0;
      white-space: nowrap;
      animation: marquee 20s linear infinite;
    }

    @keyframes marquee {
      0% {
        transform: translateX(0)
      }

      100% {
        transform: translateX(-50%)
      }
    }

    .marquee-item {
      font-family: 'Barlow Condensed', sans-serif;
      font-size: 15px;
      font-weight: 700;
      letter-spacing: 3px;
      text-transform: uppercase;
      color: var(--navy-dark);
      padding: 0 30px;
      display: flex;
      align-items: center;
      gap: 20px;
    }

    .marquee-item::after {
      content: '◆';
      font-size: 8px;
    }

    /* ─── SERVICES ─── */
    #services {
      background: linear-gradient(180deg, var(--navy-dark) 0%, #001a38 100%);
    }

    .services-header {
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
      margin-bottom: 60px;
    }

    .services-desc {
      max-width: 380px;
      color: rgba(245, 245, 245, 0.5);
      font-size: 15px;
      line-height: 1.7;
    }

    .products-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-bottom: 60px;
    }

    .product-card {
      background: var(--card-bg);
      border: 1px solid rgba(255, 255, 255, 0.06);
      position: relative;
      overflow: hidden;
      transition: all 0.35s cubic-bezier(0.23, 1, 0.32, 1);
      cursor: pointer;
    }

    .product-card::before {
      content: '';
      position: absolute;
      inset: 0;
      border: 1px solid var(--orange);
      opacity: 0;
      transition: opacity 0.35s;
    }

    .product-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 20px 60px rgba(0, 33, 71, 0.8), 0 0 30px rgba(255, 107, 0, 0.15);
    }

    .product-card:hover::before {
      opacity: 1;
    }

    .product-visual {
      height: 200px;
      position: relative;
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .product-canvas {
      width: 100%;
      height: 100%;
    }

    .product-info {
      padding: 24px;
    }

    .product-label {
      font-size: 10px;
      letter-spacing: 2px;
      text-transform: uppercase;
      color: var(--orange);
      margin-bottom: 8px;
    }

    .product-name {
      font-family: 'Barlow Condensed', sans-serif;
      font-size: 22px;
      font-weight: 700;
      color: var(--white);
      margin-bottom: 10px;
    }

    .product-desc {
      font-size: 13px;
      color: rgba(245, 245, 245, 0.45);
      line-height: 1.6;
    }

    .product-arrow {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      margin-top: 16px;
      color: var(--orange);
      font-size: 13px;
      font-weight: 500;
      transition: gap 0.2s;
    }

    .product-card:hover .product-arrow {
      gap: 12px;
    }

    .services-icons {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .service-icon-card {
      background: rgba(255, 107, 0, 0.06);
      border: 1px solid rgba(255, 107, 0, 0.15);
      padding: 32px;
      display: flex;
      align-items: flex-start;
      gap: 20px;
      transition: all 0.3s;
    }

    .service-icon-card:hover {
      background: rgba(255, 107, 0, 0.1);
      border-color: var(--orange);
    }

    .svc-icon {
      width: 50px;
      height: 50px;
      flex-shrink: 0;
      background: rgba(255, 107, 0, 0.15);
      border: 1px solid rgba(255, 107, 0, 0.3);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      color: var(--orange);
      clip-path: polygon(6px 0%, 100% 0%, calc(100% - 6px) 100%, 0% 100%);
    }

    .svc-name {
      font-family: 'Barlow Condensed', sans-serif;
      font-size: 20px;
      font-weight: 700;
      margin-bottom: 6px;
    }

    .svc-desc {
      font-size: 13px;
      color: rgba(245, 245, 245, 0.45);
      line-height: 1.6;
    }

    /* ─── PROJECTS / GALLERY ─── */
    #projects {
      background: var(--navy-dark);
    }

    .projects-header {
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
      margin-bottom: 50px;
    }

    .masonry {
      columns: 3;
      column-gap: 16px;
    }

    .masonry-item {
      break-inside: avoid;
      margin-bottom: 16px;
      position: relative;
      overflow: hidden;
      cursor: pointer;
      background: rgba(0, 33, 71, 0.4);
    }

    .masonry-item canvas {
      display: block;
      width: 100%;
    }

    .masonry-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(0deg, rgba(0, 21, 48, 0.95) 0%, transparent 60%);
      opacity: 0;
      transition: opacity 0.3s;
      padding: 20px;
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
    }

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

    .mo-cat {
      font-size: 10px;
      letter-spacing: 2px;
      text-transform: uppercase;
      color: var(--orange);
      margin-bottom: 6px;
    }

    .mo-title {
      font-family: 'Barlow Condensed', sans-serif;
      font-size: 22px;
      font-weight: 700;
    }

    .mo-materials {
      font-size: 12px;
      color: rgba(245, 245, 245, 0.5);
      margin-top: 4px;
    }

    /* Before/After Slider */
    .ba-container {
      margin-top: 60px;
      position: relative;
      overflow: hidden;
      border: 1px solid rgba(255, 107, 0, 0.2);
    }

    .ba-label {
      font-size: 11px;
      letter-spacing: 3px;
      text-transform: uppercase;
      color: var(--orange);
      margin-bottom: 20px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .ba-label::before {
      content: '';
      width: 24px;
      height: 2px;
      background: var(--orange);
    }

    .ba-wrapper {
      position: relative;
      height: 400px;
      overflow: hidden;
      cursor: col-resize;
    }

    #ba-canvas-before,
    #ba-canvas-after {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    #ba-canvas-after {
      clip-path: inset(0 50% 0 0);
    }

    .ba-slider-line {
      position: absolute;
      top: 0;
      left: 50%;
      width: 3px;
      height: 100%;
      background: var(--orange);
      z-index: 10;
      pointer-events: none;
      box-shadow: 0 0 20px var(--orange-glow);
    }

    .ba-handle {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      width: 44px;
      height: 44px;
      background: var(--orange);
      border-radius: 50%;
      z-index: 11;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 16px;
      color: var(--white);
      box-shadow: 0 0 20px var(--orange-glow);
      pointer-events: none;
    }

    .ba-tags {
      display: flex;
      justify-content: space-between;
      padding: 12px 20px;
      background: rgba(0, 21, 48, 0.8);
      font-size: 11px;
      letter-spacing: 2px;
      text-transform: uppercase;
    }

    .ba-tags span:first-child {
      color: var(--slate);
    }

    .ba-tags span:last-child {
      color: var(--orange);
    }

    /* ─── TESTIMONIALS ─── */
    #testimonials {
      background: linear-gradient(135deg, #001a38, var(--navy-dark));
      overflow: hidden;
    }

    .testimonials-header {
      text-align: center;
      margin-bottom: 60px;
    }

    .counters {
      display: flex;
      justify-content: center;
      gap: 80px;
      margin-bottom: 60px;
    }

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

    .counter-num {
      font-family: 'Barlow Condensed', sans-serif;
      font-size: 64px;
      font-weight: 900;
      color: var(--orange);
      line-height: 1;
      display: block;
    }

    .counter-label {
      font-size: 12px;
      color: rgba(245, 245, 245, 0.4);
      letter-spacing: 2px;
      text-transform: uppercase;
      margin-top: 6px;
    }

    .carousel {
      position: relative;
      overflow: hidden;
    }

    .carousel-track {
      display: flex;
      gap: 24px;
      transition: transform 0.5s cubic-bezier(0.23, 1, 0.32, 1);
    }

    .testimonial-card {
      flex: 0 0 calc(33.333% - 16px);
      background: var(--card-bg);
      border: 1px solid rgba(255, 255, 255, 0.06);
      padding: 40px;
      position: relative;
      overflow: hidden;
    }

    .testimonial-card::before {
      content: '"';
      position: absolute;
      top: -10px;
      left: 20px;
      font-family: 'Barlow Condensed', sans-serif;
      font-size: 140px;
      font-weight: 900;
      color: var(--navy-light);
      line-height: 1;
      z-index: 0;
      pointer-events: none;
    }

    .testimonial-text {
      font-size: 15px;
      line-height: 1.8;
      color: rgba(245, 245, 245, 0.7);
      position: relative;
      z-index: 1;
      margin-bottom: 28px;
    }

    .testimonial-author {
      display: flex;
      align-items: center;
      gap: 16px;
      position: relative;
      z-index: 1;
    }

    .author-avatar {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: var(--navy-light);
      border: 2px solid var(--orange);
      display: flex;
      align-items: center;
      justify-content: center;
      font-family: 'Barlow Condensed', sans-serif;
      font-size: 18px;
      font-weight: 700;
      color: var(--orange);
    }

    .author-name {
      font-weight: 600;
      font-size: 15px;
      color: var(--white);
    }

    .author-company {
      font-size: 12px;
      color: var(--orange);
      letter-spacing: 1px;
    }

    .stars {
      color: var(--orange);
      font-size: 13px;
      margin-bottom: 4px;
    }

    .carousel-controls {
      display: flex;
      justify-content: center;
      gap: 12px;
      margin-top: 40px;
    }

    .carousel-btn {
      width: 48px;
      height: 48px;
      background: transparent;
      border: 1px solid rgba(255, 255, 255, 0.2);
      color: var(--white);
      font-size: 18px;
      cursor: pointer;
      clip-path: polygon(6px 0%, 100% 0%, calc(100% - 6px) 100%, 0% 100%);
      transition: all 0.2s;
    }

    .carousel-btn:hover {
      background: var(--orange);
      border-color: var(--orange);
    }

    /* ─── CONTACT ─── */
    #contact {
      background: linear-gradient(180deg, var(--navy-dark) 0%, #001020 100%);
      position: relative;
      overflow: hidden;
    }

    #contact::before {
      content: '';
      position: absolute;
      right: -200px;
      top: -200px;
      width: 600px;
      height: 600px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(255, 107, 0, 0.06) 0%, transparent 70%);
      pointer-events: none;
    }

    .contact-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 60px;
      align-items: start;
    }

    .contact-header {
      margin-bottom: 40px;
    }

    .form-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }

    .form-group {
      margin-bottom: 20px;
    }

    .form-label {
      display: block;
      font-size: 11px;
      letter-spacing: 2px;
      text-transform: uppercase;
      color: rgba(245, 245, 245, 0.4);
      margin-bottom: 8px;
    }

    .form-input,
    .form-select,
    .form-textarea {
      width: 100%;
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.1);
      color: var(--white);
      padding: 14px 18px;
      font-family: 'DM Sans', sans-serif;
      font-size: 15px;
      outline: none;
      transition: border-color 0.2s, box-shadow 0.2s;
      appearance: none;
      border-radius: 0;
    }

    .form-input::placeholder,
    .form-textarea::placeholder {
      color: rgba(245, 245, 245, 0.25);
    }

    .form-input:focus,
    .form-select:focus,
    .form-textarea:focus {
      border-color: var(--orange);
      box-shadow: 0 0 0 3px rgba(255, 107, 0, 0.1);
    }

    .form-select option {
      background: var(--navy);
    }

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

    .map-side {
      position: relative;
    }

    .map-title {
      font-family: 'Barlow Condensed', sans-serif;
      font-size: 28px;
      font-weight: 700;
      margin-bottom: 24px;
    }

    #map-canvas {
      width: 100%;
      height: 360px;
      border: 1px solid rgba(255, 107, 0, 0.2);
    }

    .contact-details {
      margin-top: 24px;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .contact-detail {
      display: flex;
      align-items: center;
      gap: 14px;
    }

    .cd-icon {
      width: 40px;
      height: 40px;
      flex-shrink: 0;
      background: rgba(255, 107, 0, 0.1);
      border: 1px solid rgba(255, 107, 0, 0.3);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 16px;
      color: var(--orange);
      clip-path: polygon(5px 0%, 100% 0%, calc(100% - 5px) 100%, 0% 100%);
    }

    .cd-text {
      font-size: 14px;
      color: rgba(245, 245, 245, 0.6);
    }

    .cd-value {
      font-size: 15px;
      color: var(--white);
      font-weight: 500;
    }

    /* ─── FOOTER ─── */
    footer {
      background: var(--navy-dark);
      border-top: 1px solid rgba(255, 107, 0, 0.15);
      padding: 40px 60px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 20px;
    }

    .footer-logo {
      font-family: 'Barlow Condensed', sans-serif;
      font-size: 24px;
      font-weight: 900;
      color: var(--white);
    }

    .footer-logo span {
      color: var(--orange);
    }

    .footer-links {
      display: flex;
      gap: 28px;
    }

    .footer-links a {
      color: rgba(245, 245, 245, 0.4);
      text-decoration: none;
      font-size: 13px;
      letter-spacing: 1px;
      transition: color 0.2s;
    }

    .footer-links a:hover {
      color: var(--orange);
    }

    .footer-social {
      display: flex;
      gap: 12px;
    }

    .social-btn {
      width: 38px;
      height: 38px;
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.1);
      display: flex;
      align-items: center;
      justify-content: center;
      color: rgba(245, 245, 245, 0.5);
      text-decoration: none;
      font-size: 14px;
      transition: all 0.2s;
      clip-path: polygon(4px 0%, 100% 0%, calc(100% - 4px) 100%, 0% 100%);
    }

    .social-btn:hover {
      background: var(--orange);
      border-color: var(--orange);
      color: var(--white);
    }

    .footer-copy {
      width: 100%;
      text-align: center;
      font-size: 12px;
      color: rgba(245, 245, 245, 0.2);
      padding-top: 20px;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      margin-top: 10px;
    }

    /* ─── SCROLL ANIMATIONS ─── */
    .reveal {
      opacity: 0;
      transform: translateY(30px);
      transition: opacity 0.7s ease, transform 0.7s ease;
    }

    .reveal.visible {
      opacity: 1;
      transform: translateY(0);
    }

    .reveal-left {
      opacity: 0;
      transform: translateX(-30px);
      transition: opacity 0.7s ease, transform 0.7s ease;
    }

    .reveal-left.visible {
      opacity: 1;
      transform: translateX(0);
    }

    .reveal-right {
      opacity: 0;
      transform: translateX(30px);
      transition: opacity 0.7s ease, transform 0.7s ease;
    }

    .reveal-right.visible {
      opacity: 1;
      transform: translateX(0);
    }

    @media (max-width: 1100px) {
      nav {
        padding: 16px 30px;
      }

      section {
        padding: 80px 30px;
      }

      .products-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .masonry {
        columns: 2;
      }

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

      #building-canvas {
        opacity: 0.4;
      }

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

    @media (max-width: 768px) {
      nav ul {
        display: none;
      }

      .hero-h1 {
        font-size: 48px;
      }

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

      .services-icons {
        grid-template-columns: 1fr;
      }

      .masonry {
        columns: 1;
      }

      .testimonial-card {
        flex: 0 0 100%;
      }

      .form-row {
        grid-template-columns: 1fr;
      }

      .counters {
        gap: 40px;
        flex-wrap: wrap;
      }

      footer {
        flex-direction: column;
        align-items: flex-start;
      }
    }

.wa-float {
      position: fixed;
      bottom: 32px;
      right: 28px;
      z-index: 9999;
      display: flex;
      align-items: center;
      gap: 10px;
      cursor: pointer;
      text-decoration: none;
    }

    .wa-float .wa-bubble {
      width: 56px;
      height: 56px;
      background: #25D366;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45);
      transition: transform 0.2s ease, box-shadow 0.2s ease;
      position: relative;
    }

    .wa-float .wa-bubble::before {
      content: '';
      position: absolute;
      inset: -4px;
      border-radius: 50%;
      border: 2px solid rgba(37, 211, 102, 0.5);
      animation: wa-pulse 2s ease-out infinite;
    }

    @keyframes wa-pulse {
      0% {
        transform: scale(1);
        opacity: 0.8;
      }

      70% {
        transform: scale(1.5);
        opacity: 0;
      }

      100% {
        transform: scale(1.5);
        opacity: 0;
      }
    }

    .wa-float:hover .wa-bubble {
      transform: scale(1.1);
      box-shadow: 0 6px 28px rgba(37, 211, 102, 0.65);
    }

    .wa-float .wa-bubble svg {
      width: 30px;
      height: 30px;
      fill: #fff;
    }

    .wa-tooltip {
      background: #fff;
      color: #111;
      font-size: 0.82rem;
      font-weight: 600;
      padding: 7px 14px;
      border-radius: 8px;
      white-space: nowrap;
      box-shadow: 0 4px 18px rgba(0, 0, 0, 0.18);
      opacity: 0;
      transform: translateX(10px);
      transition: opacity 0.25s ease, transform 0.25s ease;
      pointer-events: none;
    }

    .wa-float:hover .wa-tooltip {
      opacity: 1;
      transform: translateX(0);
    }