/* ========== CSS Variables ========== */
    :root {
      --background: hsl(220, 20%, 6%);
      --foreground: hsl(180, 10%, 95%);
      --card: hsl(220, 18%, 10%);
      --card-foreground: hsl(180, 10%, 95%);
      --primary: hsl(175, 70%, 50%);
      --primary-foreground: hsl(220, 20%, 6%);
      --secondary: hsl(220, 15%, 15%);
      --secondary-foreground: hsl(180, 10%, 90%);
      --muted: hsl(220, 15%, 18%);
      --muted-foreground: hsl(215, 15%, 55%);
      --accent: hsl(175, 70%, 50%);
      --accent-foreground: hsl(220, 20%, 6%);
      --border: hsl(220, 15%, 20%);
      --ring: hsl(175, 70%, 50%);
      --radius: 0.5rem;
      
      --gradient-accent: linear-gradient(135deg, hsl(175, 70%, 50%) 0%, hsl(185, 75%, 45%) 100%);
      --gradient-hero: linear-gradient(90deg, hsla(220, 20%, 6%, 0.95) 0%, hsla(220, 20%, 6%, 0.7) 50%, transparent 100%);
      --shadow-glow: 0 0 30px hsla(175, 70%, 50%, 0.3);
      --shadow-card: 0 10px 40px hsla(220, 20%, 2%, 0.5);
      --shadow-elevated: 0 25px 60px hsla(220, 20%, 2%, 0.6);
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: 'Inter', sans-serif;
      background-color: var(--background);
      color: var(--foreground);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
    }

    h1, h2, h3, h4, h5, h6 {
      font-family: 'Montserrat', sans-serif;
      font-weight: 700;
    }

    a {
      text-decoration: none;
      color: inherit;
    }

    img {
      max-width: 100%;
      display: block;
    }

    button {
      font-family: inherit;
      cursor: pointer;
      border: none;
      background: none;
    }

    /* ========== Utilities ========== */
    .container {
      width: 100%;
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 1rem;
    }

    @media (min-width: 640px) { .container { padding: 0 1.5rem; } }
    @media (min-width: 1024px) { .container { padding: 0 2rem; } }

    .section-padding {
      padding: 5rem 0;
    }

    @media (min-width: 768px) { .section-padding { padding: 7rem 0; } }
    @media (min-width: 1024px) { .section-padding { padding: 6rem 0; } }

    .text-gradient {
      background: linear-gradient(135deg, hsl(175, 70%, 50%) 0%, hsl(185, 75%, 60%) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }

    .bg-glass {
      background: hsla(220, 20%, 6%, 0.8);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
    }

    .line-clamp-1 {
      display: -webkit-box;
      -webkit-line-clamp: 1;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .line-clamp-2 {
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .aspect-video {
      aspect-ratio: 16 / 9;
    }

    /* ========== Animations ========== */
    @keyframes fadeUp {
      from { opacity: 0; transform: translateY(30px); }
      to { opacity: 1; transform: translateY(0); }
    }

    @keyframes fadeIn {
      from { opacity: 0; }
      to { opacity: 1; }
    }

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

    .animate-fade-up {
      animation: fadeUp 0.6s ease-out forwards;
    }

    .animate-fade-in {
      animation: fadeIn 0.8s ease-out forwards;
    }

    .animate-slide-up {
      animation: slideUp 0.4s ease-out forwards;
    }

    /* ========== Components ========== */
    
    /* Button */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 0.5rem;
      padding: 0.75rem 1.5rem;
      border-radius: 9999px;
      font-weight: 600;
      font-size: 0.875rem;
      transition: all 0.3s ease;
    }

    .btn-cta {
      background: var(--gradient-accent);
      color: var(--primary-foreground);
      box-shadow: var(--shadow-glow);
    }

    .btn-cta:hover {
      transform: scale(1.05);
      box-shadow: 0 0 40px hsla(175, 70%, 50%, 0.5);
    }

    .btn-xl {
      padding: 1rem 2rem;
      font-size: 1rem;
    }

    /* Card Hover */
    .card-hover {
      transition: all 0.5s ease-out;
    }

    .card-hover:hover {
      transform: translateY(-8px);
      box-shadow: var(--shadow-glow);
    }

    /* ========== Header ========== */
    .header {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 100;
      transition: all 0.3s ease;
    }

    .header.scrolled {
      background: hsla(220, 20%, 6%, 0.8);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 80px;
    }

    .logo img {
      height: 48px;
      width: auto;
    }

    .nav-desktop {
      display: none;
      list-style: none;
      gap: 2rem;
    }

    @media (min-width: 1024px) {
      .nav-desktop { display: flex; }
    }

    .nav-desktop a {
      color: hsla(180, 10%, 95%, 0.8);
      font-size: 0.875rem;
      font-weight: 500;
      letter-spacing: 0.025em;
      transition: color 0.3s ease;
    }

    .nav-desktop a:hover {
      color: var(--primary);
    }

    .header-cta {
      display: none;
    }

    @media (min-width: 1024px) {
      .header-cta { display: block; }
    }

    .mobile-menu-btn {
      display: flex;
      padding: 0.5rem;
      color: var(--foreground);
    }

    @media (min-width: 1024px) {
      .mobile-menu-btn { display: none; }
    }

    .mobile-menu {
      display: none;
      background: var(--card);
      border-top: 1px solid var(--border);
      padding: 1rem 0;
    }

    .mobile-menu.active {
      display: block;
    }

    .mobile-menu ul {
      list-style: none;
    }

    .mobile-menu a {
      display: block;
      padding: 0.75rem 1rem;
      color: hsla(180, 10%, 95%, 0.8);
      transition: all 0.3s ease;
    }

    .mobile-menu a:hover {
      color: var(--primary);
      background: var(--muted);
    }

    .mobile-menu .btn {
      width: 100%;
      margin: 0.5rem 1rem;
      width: calc(100% - 2rem);
    }

    /* ========== Hero Section ========== */
    .hero {
      position: relative;
      height: 100vh;
      min-height: 700px;
      overflow: hidden;
    }

    .hero-slides {
      position: absolute;
      inset: 0;
    }

    .hero-slide {
      position: absolute;
      inset: 0;
      opacity: 0;
      transition: opacity 1.2s ease-out, transform 1.2s ease-out;
      transform: scale(1.1);
    }

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

    .hero-slide img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .hero-overlay {
      position: absolute;
      inset: 0;
      background: var(--gradient-hero);
    }

    .hero-overlay-bottom {
      position: absolute;
      inset: 0;
      background: linear-gradient(to top, var(--background), transparent 50%);
    }

    .hero-content {
      position: relative;
      z-index: 10;
      height: 100%;
      display: flex;
      align-items: center;
    }

    .hero-text {
      max-width: 640px;
    }

    .hero-badge {
      display: inline-block;
      padding: 0.5rem 1rem;
      margin-bottom: 1.5rem;
      font-size: 0.75rem;
      font-weight: 500;
      letter-spacing: 0.1em;
      background: hsla(220, 15%, 18%, 0.5);
      backdrop-filter: blur(8px);
      border-radius: 9999px;
      color: var(--primary);
      border: 1px solid hsla(175, 70%, 50%, 0.2);
    }

    .hero-title {
      font-size: 2.25rem;
      line-height: 1.1;
      margin-bottom: 1.5rem;
    }

    @media (min-width: 768px) { .hero-title { font-size: 3rem; } }
    @media (min-width: 1024px) { .hero-title { font-size: 3.75rem; } }

    .hero-description {
      font-size: 1.125rem;
      color: var(--muted-foreground);
      margin-bottom: 2rem;
      max-width: 560px;
    }

    .hero-nav-btn {
      position: absolute;
      top: 50%;
      transform: translateY(-50%);
      z-index: 20;
      padding: 0.75rem;
      border-radius: 9999px;
      background: hsla(220, 15%, 18%, 0.3);
      backdrop-filter: blur(8px);
      border: 1px solid hsla(220, 15%, 20%, 0.5);
      color: var(--foreground);
      transition: all 0.3s ease;
    }

    .hero-nav-btn:hover {
      background: var(--primary);
      color: var(--primary-foreground);
    }

    .hero-nav-btn.prev { left: 1rem; }
    .hero-nav-btn.next { right: 1rem; }

    .hero-dots {
      position: absolute;
      bottom: 2rem;
      left: 50%;
      transform: translateX(-50%);
      z-index: 20;
      display: flex;
      gap: 0.75rem;
    }

    .hero-dot {
      width: 12px;
      height: 12px;
      border-radius: 9999px;
      background: hsla(180, 10%, 95%, 0.3);
      transition: all 0.3s ease;
    }

    .hero-dot:hover {
      background: hsla(180, 10%, 95%, 0.5);
    }

    .hero-dot.active {
      width: 32px;
      background: var(--primary);
    }

    /* ========== About Section ========== */
    .about {
      background: var(--card);
      position: relative;
      overflow: hidden;
    }

    .about-bg {
      position: absolute;
      inset: 0;
      opacity: 0.05;
      pointer-events: none;
    }

    .about-bg-circle {
      position: absolute;
      width: 384px;
      height: 384px;
      background: var(--primary);
      border-radius: 9999px;
      filter: blur(80px);
    }

    .about-bg-circle.top { top: 0; right: 0; }
    .about-bg-circle.bottom { bottom: 0; left: 0; }

    .section-header {
      text-align: center;
      margin-bottom: 4rem;
    }

    .section-label {
      display: block;
      color: var(--primary);
      font-size: 0.875rem;
      font-weight: 500;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      margin-bottom: 1rem;
    }

    .section-title {
      font-size: 1.875rem;
      margin-bottom: 1rem;
    }

    @media (min-width: 768px) { .section-title { font-size: 2.25rem; } }
    @media (min-width: 1024px) { .section-title { font-size: 3rem; } }

    .section-description {
      color: var(--muted-foreground);
      max-width: 640px;
      margin: 0 auto;
    }

    .about-grid {
      display: grid;
      gap: 3rem;
    }

    @media (min-width: 1024px) {
      .about-grid {
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
        align-items: center;
      }
    }

    .about-text p {
      margin-bottom: 1.5rem;
      color: var(--muted-foreground);
      line-height: 1.7;
    }

    .about-text p:first-child {
      font-size: 1.125rem;
      color: hsla(180, 10%, 95%, 0.9);
    }

    .about-text strong {
      color: var(--foreground);
    }

    .about-tagline {
      padding-top: 1.5rem;
      border-top: 1px solid var(--border);
    }

    .about-tagline-title {
      font-size: 1.25rem;
      margin-bottom: 0.5rem;
    }

    .about-tagline-text {
      font-size: 0.875rem;
      color: var(--muted-foreground);
    }

    .about-features {
      display: flex;
      flex-wrap: wrap;
      gap: 1rem;
      padding-top: 1rem;
    }

    .about-feature {
      display: flex;
      align-items: center;
      gap: 0.5rem;
      padding: 0.5rem 1rem;
      background: var(--muted);
      border: 1px solid var(--border);
      border-radius: 9999px;
    }

    .about-feature svg {
      width: 16px;
      height: 16px;
      color: var(--primary);
    }

    .about-feature span {
      font-size: 0.875rem;
      font-weight: 500;
    }

    .about-video {
      position: relative;
    }

    .about-video-wrapper {
      position: relative;
      border-radius: 1rem;
      overflow: hidden;
      border: 1px solid hsla(220, 15%, 20%, 0.5);
      box-shadow: var(--shadow-elevated);
      background: var(--muted);
      aspect-ratio: 16 / 9;
    }

    .about-video-wrapper iframe {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
    }
	
	.about-video-wrapper video {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
    }

    .about-video-glow {
      position: absolute;
      width: 96px;
      height: 96px;
      background: hsla(175, 70%, 50%, 0.2);
      border-radius: 9999px;
      filter: blur(40px);
    }

    .about-video-glow.top { top: -16px; right: -16px; }
    .about-video-glow.bottom { bottom: -16px; left: -16px; width: 128px; height: 128px; opacity: 0.5; }

    .about-video-badge {
      position: absolute;
      bottom: -24px;
      left: -24px;
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 0.75rem;
      padding: 1rem;
      box-shadow: var(--shadow-card);
      display: flex;
      align-items: center;
      gap: 0.75rem;
    }

    .about-video-badge-icon {
      width: 48px;
      height: 48px;
      border-radius: 9999px;
      background: var(--gradient-accent);
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .about-video-badge-icon svg {
      width: 20px;
      height: 20px;
      color: var(--primary-foreground);
      margin-left: 2px;
    }

    .about-video-badge-text p:first-child {
      font-size: 0.875rem;
      font-weight: 600;
      margin-bottom: 0;
    }

    .about-video-badge-text p:last-child {
      font-size: 0.75rem;
      color: var(--muted-foreground);
      margin-bottom: 0;
    }

    /* ========== Services Section ========== */
    .services {
      background: var(--background);
      position: relative;
    }

    .services-bg {
      position: absolute;
      inset: 0;
      overflow: hidden;
      pointer-events: none;
    }

    .services-bg-circle {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      width: 800px;
      height: 800px;
      background: hsla(175, 70%, 50%, 0.05);
      border-radius: 9999px;
      filter: blur(80px);
    }

    .services-grid {
      display: grid;
      gap: 1.5rem;
    }

    @media (min-width: 768px) {
      .services-grid { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
    }

    @media (min-width: 1024px) {
      .services-grid { grid-template-columns: repeat(3, 1fr); gap: 2rem; }
    }

    .service-card {
      position: relative;
      border-radius: 1rem;
      overflow: hidden;
      background: var(--card);
      border: 1px solid var(--border);
    }

    .service-card-image {
      position: relative;
      height: 192px;
      overflow: hidden;
    }

    .service-card-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.7s ease;
    }

    .service-card:hover .service-card-image img {
      transform: scale(1.1);
    }

    .service-card-image-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(to top, var(--card), hsla(220, 18%, 10%, 0.5), transparent);
    }

    .service-card-icon {
      position: absolute;
      bottom: 1rem;
      left: 1rem;
      width: 48px;
      height: 48px;
      border-radius: 0.75rem;
      background: var(--gradient-accent);
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: var(--shadow-glow);
    }

    .service-card-icon svg {
      width: 24px;
      height: 24px;
      color: var(--primary-foreground);
    }

    .service-card-content {
      padding: 1.5rem;
    }

    .service-card-title {
      font-size: 1.25rem;
      margin-bottom: 0.75rem;
      transition: color 0.3s ease;
    }

    .service-card:hover .service-card-title {
      color: var(--primary);
    }

    .service-card-description {
      font-size: 0.875rem;
      color: var(--muted-foreground);
      line-height: 1.6;
    }

    .service-card-hover {
      position: absolute;
      inset: 0;
      opacity: 0;
      transition: opacity 0.5s ease;
      pointer-events: none;
      background: linear-gradient(to bottom right, hsla(175, 70%, 50%, 0.1), transparent);
    }

    .service-card:hover .service-card-hover {
      opacity: 1;
    }

    /* ========== Portfolio Section ========== */
    .portfolio {
      background: var(--card);
      position: relative;
      overflow: hidden;
    }

    .portfolio-lines {
      position: absolute;
      left: 0;
      right: 0;
      height: 1px;
      background: linear-gradient(to right, transparent, hsla(175, 70%, 50%, 0.3), transparent);
    }

    .portfolio-lines.top { top: 0; }
    .portfolio-lines.bottom { bottom: 0; }

    .portfolio-grid {
      display: grid;
      gap: 1rem;
      margin-bottom: 3rem;
    }

    @media (min-width: 640px) {
      .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
    }

    @media (min-width: 1024px) {
      .portfolio-grid { grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
    }

    .portfolio-card {
      position: relative;
      border-radius: 0.75rem;
      overflow: hidden;
      background: var(--background);
      border: 1px solid var(--border);
      cursor: pointer;
    }

    .portfolio-card-image {
      position: relative;
      aspect-ratio: 16 / 9;
      overflow: hidden;
    }

    .portfolio-card-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.7s ease;
    }

    .portfolio-card:hover .portfolio-card-image img {
      transform: scale(1.1);
    }

    .portfolio-card-overlay {
      position: absolute;
      inset: 0;
      background: hsla(220, 20%, 6%, 0.6);
      opacity: 0;
      transition: opacity 0.3s ease;
      display: flex;
      align-items: center;
      justify-content: center;
    }

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

    .portfolio-card-play {
      width: 48px;
      height: 48px;
      border-radius: 9999px;
      background: var(--gradient-accent);
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: var(--shadow-glow);
      transform: scale(0);
      transition: transform 0.3s ease;
    }

    .portfolio-card:hover .portfolio-card-play {
      transform: scale(1);
    }

    .portfolio-card-play svg {
      width: 20px;
      height: 20px;
      color: var(--primary-foreground);
      margin-left: 2px;
    }

    .portfolio-card-play-small {
      position: absolute;
      bottom: 0.75rem;
      right: 0.75rem;
      width: 32px;
      height: 32px;
      border-radius: 9999px;
      background: hsla(220, 20%, 6%, 0.8);
      backdrop-filter: blur(8px);
      border: 1px solid var(--border);
      display: flex;
      align-items: center;
      justify-content: center;
      transition: opacity 0.3s ease;
    }

    .portfolio-card:hover .portfolio-card-play-small {
      opacity: 0;
    }

    .portfolio-card-play-small svg {
      width: 12px;
      height: 12px;
      color: var(--primary);
      margin-left: 1px;
    }

    .portfolio-card-content {
      padding: 1rem;
    }

    .portfolio-card-title {
      font-size: 0.875rem;
      font-weight: 600;
      margin-bottom: 0.25rem;
      transition: color 0.3s ease;
    }

    .portfolio-card:hover .portfolio-card-title {
      color: var(--primary);
    }

    .portfolio-card-description {
      font-size: 0.75rem;
      color: var(--muted-foreground);
    }

    .portfolio-pagination {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 1rem;
    }

    .portfolio-nav-btn {
      padding: 0.5rem;
      border-radius: 9999px;
      background: var(--muted);
      border: 1px solid var(--border);
      color: var(--foreground);
      transition: all 0.3s ease;
    }

    .portfolio-nav-btn:hover:not(:disabled) {
      background: var(--primary);
      color: var(--primary-foreground);
    }

    .portfolio-nav-btn:disabled {
      opacity: 0.3;
      cursor: not-allowed;
    }

    .portfolio-nav-btn svg {
      width: 20px;
      height: 20px;
    }

    .portfolio-dots {
      display: flex;
      gap: 0.5rem;
    }

    .portfolio-dot {
      width: 12px;
      height: 12px;
      border-radius: 9999px;
      background: var(--muted);
      transition: all 0.3s ease;
    }

    .portfolio-dot:hover {
      background: var(--muted-foreground);
    }

    .portfolio-dot.active {
      width: 32px;
      background: var(--primary);
    }

    /* Video Modal */
    .modal {
      position: fixed;
      inset: 0;
      z-index: 200;
      display: none;
      align-items: center;
      justify-content: center;
      padding: 1rem;
      background: hsla(220, 20%, 6%, 0.95);
      backdrop-filter: blur(8px);
    }

    .modal.active {
      display: flex;
    }

    .modal-content {
      position: relative;
      width: 100%;
      max-width: 896px;
      aspect-ratio: 16 / 9;
      border-radius: 1rem;
      overflow: hidden;
      background: var(--card);
      border: 1px solid var(--border);
      box-shadow: var(--shadow-elevated);
    }

    .modal-content iframe {
      width: 100%;
      height: 100%;
    }

    .modal-close {
      position: absolute;
      top: 1rem;
      right: 1rem;
      padding: 0.5rem;
      border-radius: 9999px;
      background: hsla(220, 20%, 6%, 0.8);
      backdrop-filter: blur(8px);
      border: 1px solid var(--border);
      color: var(--foreground);
      transition: all 0.3s ease;
    }

    .modal-close:hover {
      background: var(--primary);
      color: var(--primary-foreground);
    }

    .modal-close svg {
      width: 20px;
      height: 20px;
    }

    /* ========== Contact Section ========== */
    .contact {
      background: var(--background);
      position: relative;
    }

    .contact-bg {
      position: absolute;
      inset: 0;
      pointer-events: none;
    }

    .contact-bg-circle {
      position: absolute;
      width: 384px;
      height: 384px;
      border-radius: 9999px;
      filter: blur(80px);
    }

    .contact-bg-circle.top { top: 25%; right: 0; background: hsla(175, 70%, 50%, 0.1); }
    .contact-bg-circle.bottom { bottom: 25%; left: 0; background: hsla(175, 70%, 50%, 0.05); }

    .contact-grid {
      display: grid;
      gap: 3rem;
    }

    @media (min-width: 1024px) {
      .contact-grid { grid-template-columns: 1fr 1fr; gap: 4rem; }
    }

    .contact-info h3 {
      font-size: 1.5rem;
      margin-bottom: 1.5rem;
    }

    .contact-info > p {
      color: var(--muted-foreground);
      line-height: 1.7;
      margin-bottom: 2rem;
    }

    .contact-cards {
      display: flex;
      flex-direction: column;
      gap: 1rem;
    }

    .contact-card {
      display: flex;
      align-items: center;
      gap: 1rem;
      padding: 1rem;
      border-radius: 0.75rem;
      background: var(--card);
      border: 1px solid var(--border);
      transition: border-color 0.3s ease;
    }

    .contact-card:hover {
      border-color: hsla(175, 70%, 50%, 0.5);
    }

    .contact-card-icon {
      width: 48px;
      height: 48px;
      border-radius: 0.75rem;
      background: var(--gradient-accent);
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: var(--shadow-glow);
      transition: transform 0.3s ease;
    }

    .contact-card:hover .contact-card-icon {
      transform: scale(1.1);
    }

    .contact-card-icon svg {
      width: 20px;
      height: 20px;
      color: var(--primary-foreground);
    }

    .contact-card-text p:first-child {
      font-size: 0.875rem;
      color: var(--muted-foreground);
    }

    .contact-card-text p:last-child {
      font-weight: 500;
    }

    .contact-form-wrapper {
      padding: 2rem;
      border-radius: 1rem;
      background: var(--card);
      border: 1px solid var(--border);
      box-shadow: var(--shadow-card);
    }

    .contact-form {
      display: flex;
      flex-direction: column;
      gap: 1.5rem;
    }

    .form-row {
      display: grid;
      gap: 1rem;
    }

    @media (min-width: 640px) {
      .form-row { grid-template-columns: 1fr 1fr; }
    }

    .form-group label {
      display: block;
      font-size: 0.875rem;
      font-weight: 500;
      margin-bottom: 0.5rem;
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
      width: 100%;
      padding: 0.75rem 1rem;
      border-radius: 0.5rem;
      background: var(--muted);
      border: 1px solid var(--border);
      color: var(--foreground);
      font-family: inherit;
      font-size: 1rem;
      transition: all 0.3s ease;
    }

    .form-group input::placeholder,
    .form-group textarea::placeholder {
      color: var(--muted-foreground);
    }

    .form-group input:focus,
    .form-group select:focus,
    .form-group textarea:focus {
      outline: none;
      border-color: var(--primary);
      box-shadow: 0 0 0 2px hsla(175, 70%, 50%, 0.2);
    }

    .form-group textarea {
      resize: none;
      min-height: 100px;
    }

    .form-group select {
      cursor: pointer;
      appearance: none;
      background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6,9 12,15 18,9'%3E%3C/polyline%3E%3C/svg%3E");
      background-repeat: no-repeat;
      background-position: right 0.75rem center;
      background-size: 16px;
      padding-right: 2.5rem;
    }

    .contact-form .btn {
      width: 100%;
    }

    /* ========== Footer ========== */
    .footer {
      background: var(--card);
      border-top: 1px solid var(--border);
      padding: 3rem 0;
    }

    .footer-inner {
      display: grid;
      gap: 2rem;
      align-items: center;
    }

    @media (min-width: 768px) {
      .footer-inner { grid-template-columns: 1fr 1fr 1fr; }
    }

    .footer-logo {
      display: flex;
      justify-content: center;
    }

    @media (min-width: 768px) {
      .footer-logo { justify-content: flex-start; }
    }

    .footer-logo img {
      height: 64px;
      width: auto;
    }

    .footer-social {
      display: flex;
      justify-content: center;
      gap: 1rem;
    }

    .footer-social a {
      width: 40px;
      height: 40px;
      border-radius: 9999px;
      background: var(--muted);
      border: 1px solid var(--border);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--muted-foreground);
      transition: all 0.3s ease;
    }

    .footer-social a:hover {
      background: var(--primary);
      color: var(--primary-foreground);
      border-color: var(--primary);
    }

    .footer-social svg {
      width: 20px;
      height: 20px;
    }

    .footer-copyright {
      text-align: center;
      font-size: 0.875rem;
      color: var(--muted-foreground);
    }

    @media (min-width: 768px) {
      .footer-copyright { text-align: right; }
    }

    /* ========== WhatsApp CTA (contact section) ========== */
    .whatsapp-cta-wrapper {
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .whatsapp-cta-box {
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      text-align: center;
      gap: 1.5rem;
      padding: 3rem 2rem;
      width: 100%;
      border-radius: 1.5rem;
      background: var(--card);
      border: 1px solid var(--border);
      box-shadow: var(--shadow-card);
      transition: all 0.4s ease;
    }

    .whatsapp-cta-box:hover {
      border-color: #25D366;
      box-shadow: 0 0 50px rgba(37, 211, 102, 0.2);
      transform: translateY(-6px);
    }

    .whatsapp-cta-icon svg {
      width: 72px;
      height: 72px;
      fill: #25D366;
      filter: drop-shadow(0 0 16px rgba(37, 211, 102, 0.5));
      transition: transform 0.4s ease;
    }

    .whatsapp-cta-box:hover .whatsapp-cta-icon svg {
      transform: scale(1.1);
    }

    .whatsapp-cta-title {
      font-size: 1.375rem;
      color: var(--foreground);
    }

    .whatsapp-cta-text {
      color: var(--muted-foreground);
      max-width: 340px;
      line-height: 1.7;
    }

    .whatsapp-cta-btn {
      display: inline-flex;
      align-items: center;
      gap: 0.625rem;
      padding: 1rem 2rem;
      background: #25D366;
      color: #fff;
      font-weight: 700;
      font-size: 1rem;
      border-radius: 9999px;
      transition: background 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
      box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    }

    .whatsapp-cta-box:hover .whatsapp-cta-btn {
      background: #128C7E;
      transform: scale(1.05);
      box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
    }

    /* ========== WhatsApp Floating Button ========== */
    @keyframes pulse-wa {
      0%   { transform: scale(1); opacity: 0.6; }
      70%  { transform: scale(1.6); opacity: 0; }
      100% { transform: scale(1.6); opacity: 0; }
    }

    .whatsapp-float {
      position: fixed;
      bottom: 2rem;
      right: 2rem;
      z-index: 999;
      width: 52px;
      height: 52px;
      background: #25D366;
      border-radius: 9999px;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5);
      transition: background 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
    }

    .whatsapp-float::before {
      content: '';
      position: absolute;
      inset: 0;
      background: #25D366;
      border-radius: 9999px;
      animation: pulse-wa 2.4s infinite;
    }

    .whatsapp-float:hover {
      background: #128C7E;
      transform: scale(1.1);
      box-shadow: 0 6px 30px rgba(37, 211, 102, 0.7);
    }

    .whatsapp-float:hover::before {
      animation: none;
    }

    .whatsapp-float svg {
      position: relative;
      z-index: 1;
      width: 28px;
      height: 28px;
      fill: #fff;
    }