:root {
      --bg: #fff4f4;
      --surface: rgba(255, 255, 255, 0.94);
      --surface-soft: #e5f3ff;
      --text: #10243e;
      --accent: #278CCC;
      --accent-soft: #6ed46f;
      --border: rgba(42, 128, 255, 0.16);
      --shadow: 0 24px 60px rgba(15, 38, 75, 0.12);
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
      background: radial-gradient(circle at top, rgb(76, 119, 168), transparent 30%),
        linear-gradient(180deg, #f8fbff 0%, #0a0c52 100%);
      color: var(--text);
      min-height: 100vh;
      line-height: 1.6;
      overflow-x: hidden;
    }

    .page-container {
      max-width: 1180px;
      margin: 0 auto;
      padding: 0 24px 48px;
    }

    main.page-container {
      padding-top: 0;
    }

    header {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      z-index: 50;
      background: rgba(255, 255, 255, 0.88);
      backdrop-filter: blur(16px);
      border-bottom: 1px solid rgba(42, 128, 255, 0.16);
      transition: transform 0.28s ease, box-shadow 0.28s ease;
    }

    header.hide {
      transform: translateY(-110%);
    }

    .nav-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      max-width: 1180px;
      margin: 0 auto;
      padding: 16px 0;
      gap: 20px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      flex: 0 0 auto;
      text-decoration: none;
    }

    .brand img {
      display: block;
      width: auto;
      height: 48px;
      max-width: 160px;
      object-fit: contain;
    }
    
    nav {
      display: flex;
      align-items: center;
      gap: 24px;
    }

    nav a {
      color: rgba(16, 36, 62, 0.78);
      text-decoration: none;
      font-weight: 500;
      transition: color 0.2s ease;
    }

    nav a:hover,
    nav a.active {
      color: var(--accent);
    }

    .burger {
      display: none;
      width: 42px;
      height: 42px;
      border: 1px solid rgba(42, 128, 255, 0.24);
      border-radius: 12px;
      background: rgba(255, 255, 255, 0.9);
      color: var(--text);
      cursor: pointer;
      align-items: center;
      justify-content: center;
      box-shadow: 0 8px 20px rgba(15, 38, 75, 0.08);
    }

    .mobile-menu {
      display: none;
      flex-direction: column;
      gap: 14px;
      margin-top: 12px;
      padding: 16px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
    }

    .mobile-menu a {
      color: var(--text);
      padding: 10px 12px;
      border-radius: 12px;
      transition: background 0.2s ease;
    }

    .mobile-menu a:hover {
      background: rgba(255, 255, 255, 0.05);
    }

    .hero {
      position: relative;
      top: 0;
      left: 0;
      right: 0;
      height: 100vh;
      display: flex;
      align-items: flex-end;
      justify-content: center;
      overflow: hidden;
      margin: 0;
      padding: 0;
      width: 100%;
      z-index: 1;
    }

    .hero-content {
      max-width: 740px;
      margin: 0 auto;
      text-align: center;
      position: relative;
      z-index: 10;
      padding-bottom: 80px;
      width: 90%;
    }

    .hero h1 {
      font-size: clamp(2.7rem, 5vw, 4.4rem);
      line-height: 1.02;
      letter-spacing: -0.04em;
      margin-bottom: 20px;
      color: rgba(255, 255, 255, 0.8);
      -webkit-text-stroke-width: 1px;
      -webkit-text-stroke-color: var(--accent);
      text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    }
    .hero p {
      color: rgba(16, 36, 62, 0.74);
      font-size: 1.06rem;
      margin-bottom: 28px;
      color: rgba(255, 255, 255, 0.8);
      text-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
    }

    .hero .cta-group {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 14px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      padding: 14px 24px;
      border-radius: 999px;
      text-decoration: none;
      font-weight: 600;
      transition: transform 0.2s ease, background 0.2s ease;
    }

    .btn-primary {
      background: var(--accent);
      color: #fff;
      box-shadow: 0 18px 30px rgba(42, 128, 255, 0.24);
    }

    .btn-secondary {
      border: 1px solid rgba(42, 128, 255, 0.22);
      color: var(--accent);
      background: rgba(42, 128, 255, 0.08);
    }

    .btn:hover {
      transform: translateY(-1px);
    }

    section {
      padding: 100px 0;
    }

    .section-header {
      display: flex;
      align-items: center;
      gap: 14px;
      margin-bottom: 18px;
    }

    .section-header span {
      display: inline-flex;
      width: 42px;
      height: 42px;
      align-items: center;
      justify-content: center;
      border-radius: 12px;
      background: rgba(42, 128, 255, 0.14);
      color: var(--accent);
      font-weight: 700;
    }

    .section-header h2 {
      font-size: 2rem;
      letter-spacing: -0.04em;
      color: rgba(255, 255, 255, 0.8);
    }

    .section-text {
      max-width: 760px;
      color: rgba(255, 255, 255, 1.0);
      margin-bottom: 36px;
    }

    .grid {
      display: grid;
      gap: 24px;
    }

    .cards {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 24px;
    }

    .card {
      background: rgba(255, 255, 255, 0.92);
      border: 1px solid rgba(42, 128, 255, 0.12);
      border-radius: 28px;
      padding: 28px;
      box-shadow: var(--shadow);
      transition: transform 0.2s ease, border-color 0.2s ease;
    }

    .card:hover {
      transform: translateY(-6px);
      border-color: rgba(42, 128, 255, 0.28);
    }

    .card h3 {
      margin-bottom: 16px;
      font-size: 1.2rem;
      color: var(--text);
    }

    .card p {
      color: rgba(16, 36, 62, 0.75);
      line-height: 1.75;
    }

    .reference {
      display: flex;
      flex-wrap: wrap;
      gap: 20px;
    }

    .reference-item {
      flex: 1 1 260px;
      background: rgba(255, 255, 255, 0.92);
      border: 1px solid rgba(42, 128, 255, 0.12);
      border-radius: 24px;
      padding: 24px;
      box-shadow: var(--shadow);
    }

    .reference-item h4 {
      margin-bottom: 10px;
      font-size: 1.1rem;
    }

    .reference-item p {
      color: rgba(16, 36, 62, 0.75);
      line-height: 1.7;
    }

    .contact-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: 28px;
      align-items: start;
    }

    .contact-card {
      width: 100%;
      background: rgba(255, 255, 255, 0.92);
      border: 1px solid rgba(42, 128, 255, 0.12);
      border-radius: 28px;
      padding: 28px;
      box-shadow: var(--shadow);
    }

    .contact-card h3 {
      margin-bottom: 14px;
      font-size: 1.5rem;
    }

    .contact-list {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      justify-content: center;
      gap: 14px;
      margin-top: 18px;
    }

    .contact-item {
      display: flex;
      gap: 12px;
      align-items: center;
      justify-content: flex-start;
      width: 100%;
      min-width: 0;
      padding: 12px 14px;
      border-radius: 18px;
      background: rgba(255, 255, 255, 0.92);
      border: 1px solid rgba(42, 128, 255, 0.12);
      text-decoration: none;
      cursor: pointer;
      transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
    }

    .contact-item:hover {
      transform: translateY(-2px);
      background: rgba(42, 128, 255, 0.08);
      border-color: rgba(42, 128, 255, 0.28);
    }

    .contact-item span {
      display: inline-flex;
      width: 44px;
      height: 44px;
      align-items: center;
      justify-content: center;
      border-radius: 14px;
      background: rgba(110, 212, 111, 0.14);
      color: #1d5427;
      font-size: 1.1rem;
    }

    .contact-item strong {
      display: block;
      font-size: 0.98rem;
      color: var(--text);
    }

    .contact-item small {
      color: rgba(16, 36, 62, 0.6);
    }

    .contact-item div {
      color: inherit;
    }

    .contact-form {
      display: grid;
      gap: 18px;
    }

    .input-group {
      display: grid;
      gap: 8px;
    }

    .input-group label {
      font-size: 0.95rem;
      color: rgba(16, 36, 62, 0.7);
    }

    .input-group input,
    .input-group textarea {
      width: 100%;
      padding: 14px 16px;
      border-radius: 16px;
      border: 1px solid rgba(42, 128, 255, 0.18);
      background: rgba(255, 255, 255, 0.96);
      color: var(--text);
      font: inherit;
      resize: vertical;
    }

    .input-group textarea {
      min-height: 160px;
    }

    .form-actions {
      display: flex;
      justify-content: flex-end;
    }

    .form-message {
      margin-top: 10px;
      font-size: 0.98rem;
      line-height: 1.5;
      color: rgba(16, 36, 62, 0.8);
    }

    .form-message.success {
      color: #1d7a2b;
    }

    .form-message.error {
      color: #c33a3a;
    }

    .footer {
      margin-top: 16px;
      text-align: center;
      color: rgba(255, 255, 255, 0.8);
      font-size: 0.92rem;
    }

    @media (max-width: 980px) {
      .cards {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

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

    @media (max-width: 720px) {
      .nav-inner {
        flex-wrap: wrap;
        justify-content: space-between;
        padding: 16px 24px;
      }

      nav {
        display: none;
      }

      .burger {
        display: inline-flex;
      }

      .mobile-menu {
        display: none;
      }

      .mobile-menu.open {
        display: flex;
      }

      .hero {
        height: 100svh;
        min-height: 560px;
        padding: 0;
        margin: 0;
        align-items: center;
      }

      .hero-content {
        padding: 96px 18px 32px;
        width: 95%;
      }

      .hero h1 {
        font-size: clamp(2rem, 5vw, 3rem);
        margin-bottom: 12px;
      }

      .hero p {
        font-size: 0.95rem;
        margin-bottom: 16px;
      }

      .hero .cta-group {
        gap: 10px;
      }

      .btn {
        padding: 12px 18px;
        font-size: 0.9rem;
      }

      .carousel-controls {
        bottom: -10px;
      }

      .carousel-prev,
      .carousel-next {
        width: 36px;
        height: 36px;
      }

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

      .carousel-controls {
        bottom: 16px;
      }

      .section-header h2 {
        font-size: 1.75rem;
      }

      .contact-card,
      .reference-item,
      .card {
        padding: 22px;
      }
    }

    /* Carousel Styles */
    .carousel-wrapper {
      margin-bottom:22px;
      position: relative;
      width: 100%;
      height: 100%;
      min-height: 360px;
      overflow: hidden;
      border-radius: 28px;
      background: linear-gradient(135deg, rgba(39, 140, 204, 0.05), rgba(110, 212, 111, 0.05));
    }

    .hero .carousel-wrapper {
      position: absolute;
      inset: 0;
      min-height: auto;
      height: 100%;
      border-radius: 0;
      background: transparent;
      z-index: 1;
    }

    .hero .hero-content {
      position: relative;
      z-index: 10;
    }

    .carousel {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
      z-index: 1;
    }

    .carousel-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: opacity 0.5s ease;
      position: absolute;
      opacity: 0;
    }

    .carousel-image:first-child {
      opacity: 1;
      position: relative;
    }

    .carousel-controls {
      position: absolute;
      bottom: 40px;
      left: 50%;
      transform: translateX(-50%);
      display: flex;
      gap: 12px;
      z-index: 20;
    }

    .carousel-prev,
    .carousel-next {
      width: 44px;
      height: 44px;
      border: none;
      border-radius: 12px;
      background: rgba(255, 255, 255, 0.92);
      color: var(--accent);
      font-size: 1.2rem;
      cursor: pointer;
      transition: transform 0.2s ease, background 0.2s ease;
      box-shadow: 0 8px 20px rgba(15, 38, 75, 0.12);
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .carousel-prev:hover,
    .carousel-next:hover {
      transform: scale(1.1);
      background: var(--accent);
      color: white;
    }

    /* Tagline Grid Styles */
    .tagline-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 20px;
      margin-bottom: 48px;
    }

    .tagline-card {
      background: rgba(255, 255, 255, 0.92);
      border: 1px solid rgba(42, 128, 255, 0.12);
      border-radius: 20px;
      padding: 24px;
      box-shadow: var(--shadow);
      transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
      display: flex;
      align-items: center;
      justify-content: center;
      min-height: 140px;
      text-align: center;
    }

    .tagline-card:hover {
      transform: translateY(-4px);
      border-color: var(--accent);
      background: rgba(39, 140, 204, 0.05);
    }

    .tagline-card p {
      font-size: 1.05rem;
      font-weight: 600;
      color: var(--text);
      line-height: 1.6;
    }

    /* Subsection Title */
    .subsection-title {
      font-size: 1.5rem;
      margin-top: 48px;
      margin-bottom: 12px;
      color: rgba(255, 255, 255, 0.8);
      font-weight: 700;
      letter-spacing: -0.02em;
    }

    @media (max-width: 720px) {
      .carousel {
        height: 280px;
      }

      .hero .carousel {
        height: 100%;
      }

      .hero .carousel-wrapper {
        min-height: 100%;
      }

      .tagline-grid {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        gap: 14px;
      }

      .tagline-card {
        padding: 18px;
        min-height: 120px;
      }

      .tagline-card p {
        font-size: 0.95rem;
      }

      .subsection-title {
        font-size: 1.3rem;
        margin-top: 36px;
      }
    }
    .input-group{
      margin-bottom:22px;
    }