* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
  
  html {
    scroll-behavior: smooth;
  }
  
  body {
    font-family: Arial, sans-serif;
    background: #f8fafc;
    color: #0f172a;
    line-height: 1.6;
  }
  
  a {
    text-decoration: none;
    color: inherit;
  }
  
  .container {
    width: min(1120px, calc(100% - 40px));
    margin: 0 auto;
  }
  
  .site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(248, 250, 252, 0.88);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(226, 232, 240, 0.9);
  }
  
  .header-inner {
    min-height: 78px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
  }
  
  .logo {
    display: inline-flex;
    align-items: center;
    gap: 12px;
  }
  
  .logo-image {
    width: 42px;
    height: 42px;
    object-fit: contain;
    display: block;
  }
  
  .logo-text {
    font-size: 1.15rem;
    font-weight: 700;
    color: #0f172a;
    letter-spacing: 0.2px;
  }
  
  .nav {
    display: flex;
    align-items: center;
    gap: 10px;
  }
  
  .nav a {
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 0.95rem;
    font-weight: 500;
    color: #334155;
    transition: all 0.2s ease;
  }
  
  .nav a:hover {
    background: #eff6ff;
    color: #1d4ed8;
  }
  
  .nav-contact {
    background: #2563eb;
    color: #ffffff !important;
    box-shadow: 0 10px 22px rgba(37, 99, 235, 0.16);
  }
  
  .nav-contact:hover {
    background: #1d4ed8 !important;
    color: #ffffff !important;
  }
  
  .hero {
    position: relative;
    overflow: hidden;
    padding: 90px 0 70px;
    background: linear-gradient(180deg, #f8fafc 0%, #eef4ff 100%);
  }
  
  .hero-layout {
    display: grid;
    grid-template-columns: 0.95fr 1.05fr;
    align-items: center;
    gap: 40px;
    position: relative;
    z-index: 2;
  }
  
  .hero-content {
    max-width: 520px;
  }
  
  .hero-label,
  .section-label {
    display: inline-block;
    margin-bottom: 16px;
    padding: 8px 14px;
    border-radius: 999px;
    background: #dbeafe;
    color: #1d4ed8;
    font-size: 0.88rem;
    font-weight: 600;
  }
  
  .hero h1 {
    font-size: clamp(2.5rem, 5vw, 4.4rem);
    line-height: 1.02;
    margin-bottom: 18px;
    letter-spacing: -1.4px;
  }
  
  .hero-text {
    font-size: 1.05rem;
    color: #475569;
    margin-bottom: 28px;
    max-width: 420px;
  }
  
  .hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
  }
  
  .hero-media {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 420px;
  }
  
  .hero-image,
  .hero-video {
    width: 100%;
    max-width: 560px;
    display: block;
    object-fit: cover;
    border-radius: 28px;
    box-shadow: 0 24px 50px rgba(15, 23, 42, 0.10);
    position: relative;
    z-index: 2;
  }
  
  .hero-bg-shape {
    position: absolute;
    border-radius: 50%;
    z-index: 1;
    filter: blur(10px);
  }
  
  .hero-bg-shape-1 {
    width: 380px;
    height: 380px;
    top: -100px;
    right: -80px;
    background: rgba(59, 130, 246, 0.14);
  }
  
  .hero-bg-shape-2 {
    width: 260px;
    height: 260px;
    bottom: -70px;
    left: -60px;
    background: rgba(37, 99, 235, 0.10);
  }

  .hero-image {
    object-fit: contain;
  }
  
  @keyframes floatHero {
    0%, 100% {
      transform: translateY(0px);
    }
    50% {
      transform: translateY(-10px);
    }
  }
  
  @keyframes floatSmall {
    0%, 100% {
      transform: translateY(0px);
    }
    50% {
      transform: translateY(-6px);
    }
  }
  
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 155px;
    padding: 14px 24px;
    border-radius: 14px;
    font-weight: 600;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, color 0.2s ease;
  }
  
  .btn:hover {
    transform: translateY(-2px);
  }
  
  .btn-primary {
    background: #2563eb;
    color: #ffffff;
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.18);
  }
  
  .btn-primary:hover {
    background: #1d4ed8;
  }
  
  .btn-secondary {
    background: #ffffff;
    color: #0f172a;
    border: 1px solid #cbd5e1;
  }
  
  .btn-secondary:hover {
    border-color: #94a3b8;
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.06);
  }
  
  .section {
    padding: 88px 0;
  }
  
  .section-heading h2,
  .contact-box h2 {
    font-size: clamp(1.9rem, 4vw, 2.8rem);
    line-height: 1.15;
    margin-bottom: 16px;
  }
  
  .section-subtext {
    max-width: 760px;
    margin: 0 auto;
    color: #64748b;
    font-size: 1.02rem;
  }
  
  .centered {
    text-align: center;
    margin-bottom: 50px;
  }
  
  .about-layout {
    display: grid;
    grid-template-columns: 0.75fr 1.25fr;
    gap: 42px;
    align-items: center;
  }
  

  .about-content h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.12;
    margin-bottom: 20px;
    max-width: 760px;
  }
  
  .about-text {
    font-size: 1.03rem;
    color: #475569;
    max-width: 720px;
  }
  

  .about-text + .about-text {
    margin-top: 16px;
  }

  .about-photo-wrap {
    display: flex;
    justify-content: center;
    align-items: center;
  }
  
  .about-photo-card {
    width: 100%;
    max-width: 320px;
    background: linear-gradient(180deg, #f8fbff 0%, #eef4ff 100%);
    border: 1px solid #dbe7f3;
    border-radius: 24px;
    padding: 12px;
    box-shadow: 0 16px 36px rgba(15, 23, 42, 0.07);
  }
  
  .about-photo {
    width: 100%;
    max-height: 420px;
    display: block;
    border-radius: 18px;
    object-fit: cover;
  }
  
  .services {
    background: #ffffff;
  }
  
  .services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
  }
  
  .service-card {
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
    border: 1px solid #e2e8f0;
    border-radius: 24px;
    padding: 30px 26px;
    box-shadow: 0 14px 34px rgba(15, 23, 42, 0.05);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  }
  
  .service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 42px rgba(15, 23, 42, 0.08);
    border-color: #cbd5e1;
  }
  
  .service-icon {
    width: 46px;
    height: 46px;
    border-radius: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    background: #dbeafe;
    color: #1d4ed8;
    font-size: 0.95rem;
    font-weight: 700;
  }
  
  .service-card h3 {
    font-size: 1.2rem;
    margin-bottom: 14px;
    color: #0f172a;
  }
  
  .service-card p {
    font-size: 0.98rem;
    color: #475569;
  }
  
  .stack {
    overflow: hidden;
    background: #f8fafc;
  }
  
  .stack-slider {
    position: relative;
    overflow: hidden;
    padding: 14px 0;
  }
  
  .stack-track {
    display: flex;
    width: max-content;
    gap: 18px;
    animation: scrollStack 26s linear infinite;
  }

  .stack-track:hover {
    animation-play-state: paused;
  }
  
  .stack-item {
    min-width: 190px;
    padding: 20px 22px;
    background: #ffffff;
    border: 1px solid #dbe3ee;
    border-radius: 20px;
    display: flex;
    align-items: center;
    gap: 14px;
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.05);
  }
  
  .stack-item i {
    font-size: 1.7rem;
    color: #2563eb;
    flex-shrink: 0;
  }
  
  .stack-item span {
    font-size: 1rem;
    font-weight: 600;
    color: #1e293b;
  }
  
  @keyframes scrollStack {
    0% {
      transform: translateX(0);
    }
    100% {
      transform: translateX(-50%);
    }
  }
  
  .contact {
    background: #ffffff;
  }
  
  .contact-layout {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 34px;
    align-items: start;
  }
  
  .contact-info h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.12;
    margin-bottom: 18px;
  }
  
  .contact-info p {
    color: #475569;
    font-size: 1.02rem;
    margin-bottom: 20px;
    max-width: 520px;
  }
  
  .contact-link {
    display: inline-block;
    font-size: 1.05rem;
    font-weight: 700;
    color: #2563eb;
    word-break: break-word;
  }
  
  .contact-link:hover {
    color: #1d4ed8;
  }
  
  .contact-form-wrap {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 26px;
    padding: 28px;
    box-shadow: 0 16px 36px rgba(15, 23, 42, 0.05);
  }
  
  .contact-form {
    display: grid;
    gap: 18px;
  }
  
  .form-group {
    display: grid;
    gap: 8px;
  }
  
  .form-group label {
    font-size: 0.92rem;
    font-weight: 600;
    color: #334155;
  }
  
  .form-group input,
  .form-group textarea {
    width: 100%;
    border: 1px solid #cbd5e1;
    border-radius: 14px;
    padding: 14px 16px;
    font: inherit;
    background: #ffffff;
    color: #0f172a;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
  }
  
  .form-group input:focus,
  .form-group textarea:focus {
    border-color: #60a5fa;
    box-shadow: 0 0 0 4px rgba(96, 165, 250, 0.15);
  }
  
  .form-group textarea {
    resize: vertical;
    min-height: 150px;
  }
  
  .contact-submit {
    width: fit-content;
  }
  
  .site-footer {
    background: #ffffff;
    border-top: 1px solid #e2e8f0;
    padding-top: 34px;
  }
  
  .footer-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 28px;
    padding-bottom: 24px;
  }
  
  .footer-legal strong {
    display: inline-block;
    margin-bottom: 10px;
    font-size: 1rem;
    color: #0f172a;
  }
  
  .footer-legal p {
    color: #64748b;
    font-size: 0.94rem;
    line-height: 1.7;
  }
  
  .footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
    text-align: right;
  }
  
  .footer-links a {
    color: #334155;
    font-size: 0.95rem;
    transition: color 0.2s ease;
  }
  
  .footer-links a:hover {
    color: #2563eb;
  }
  
  .footer-bottom {
    padding: 18px 0 28px;
    border-top: 1px solid #e2e8f0;
  }
  
  .footer-bottom p {
    color: #94a3b8;
    font-size: 0.9rem;
  }
  
  @media (max-width: 960px) {
    .footer-top {
      flex-direction: column;
      gap: 18px;
    }
  
    .footer-links {
      text-align: left;
    }
  }
  
  @media (max-width: 960px) {
    .services-grid,
    .footer-inner {
      grid-template-columns: 1fr;
      display: grid;
    }

    .about-layout {
      grid-template-columns: 1fr;
    }
    
    .about-content {
      text-align: center;
    }
    
    .about-text {
      margin-left: auto;
      margin-right: auto;
    }
    
    .about-photo-card {
      max-width: 280px;
    }

    .contact-layout {
      grid-template-columns: 1fr;
    }
    
    .contact-submit {
      width: 100%;
    }
  
    .footer-inner {
      gap: 18px;
    }
  
    .footer-links {
      text-align: left;
    }
  }
  
  @media (max-width: 760px) {
    .header-inner {
      flex-direction: column;
      justify-content: center;
      padding: 16px 0;
    }
  
    .nav {
      flex-wrap: wrap;
      justify-content: center;
      gap: 14px 18px;
    }
  
    .hero {
      padding: 90px 0 70px;
    }
  
    .section {
      padding: 72px 0;
    }
  
    .stack-item {
      min-width: 150px;
      padding: 16px 18px;
    }
  }
  
  @media (max-width: 520px) {
    .container {
      width: min(1120px, calc(100% - 24px));
    }
  
    .hero h1 {
      line-height: 1.14;
    }
  
    .btn {
      width: 100%;
    }
  
    .hero-actions {
      flex-direction: column;
    }
  }

  @media (max-width: 960px) {
    .hero-layout {
      grid-template-columns: 1fr;
      gap: 30px;
    }
  
    .hero-content {
      max-width: 100%;
      text-align: center;
      margin: 0 auto;
    }
  
    .hero-text {
      max-width: 100%;
      margin-left: auto;
      margin-right: auto;
    }
  
    .hero-actions {
      justify-content: center;
    }
  
    .hero-media {
      min-height: auto;
    }
  }