:root {
      --av-primary: #2563eb;
      --av-primary-dark: #1d4ed8;
      --av-dark: #0b1220;
      --av-muted: #65758b;
      --av-soft: #f5f8fc;
      --av-border: #e4eaf2;
      --av-accent: #14b8a6;
      --av-white: #ffffff;
    }

    html {
      scroll-behavior: smooth
    }

    body {
      font-family: 'Inter', sans-serif;
      color: var(--av-dark);
      background: #fff;
      line-height: 1.65;
    }

    h1,
    h2,
    h3,
    h4,
    h5,
    .navbar-brand {
      font-family: 'Manrope', sans-serif;
      letter-spacing: -.03em;
    }

    section {
      scroll-margin-top: 80px
    }

    .section-padding {
      padding: 96px 0
    }

    .section-soft {
      background: var(--av-soft)
    }

    .text-muted-custom {
      color: var(--av-muted) !important
    }

    .section-label {
      display: inline-flex;
      align-items: center;
      gap: .5rem;
      color: var(--av-primary);
      font-size: .82rem;
      font-weight: 800;
      letter-spacing: .12em;
      text-transform: uppercase;
      margin-bottom: 1rem;
    }

    .section-label::before {
      content: "";
      width: 28px;
      height: 2px;
      background: var(--av-primary);
      display: inline-block;
    }

    .section-title {
      font-size: clamp(2rem, 4vw, 3rem);
      font-weight: 800;
      line-height: 1.15;
      margin-bottom: 1rem;
    }

    .section-copy {
      max-width: 720px;
      color: var(--av-muted);
      font-size: 1.06rem;
    }

    .navbar {
      background: rgba(255, 255, 255, .94);
      backdrop-filter: blur(14px);
      border-bottom: 1px solid rgba(228, 234, 242, .8);
      transition: .25s ease;
    }

    .navbar-brand {
      font-weight: 800;
      color: var(--av-dark);
      font-size: 1.4rem;
    }

    .brand-mark {
      width: 38px;
      height: 38px;
      border-radius: 11px;
      display: inline-grid;
      place-items: center;
      color: #fff;
      background: linear-gradient(135deg, var(--av-primary), var(--av-accent));
      box-shadow: 0 10px 26px rgba(37, 99, 235, .25);
      margin-right: .55rem;
    }

    .nav-link {
      color: #334155;
      font-weight: 600;
      margin: 0 .2rem;
    }

    .nav-link:hover,
    .nav-link.active {
      color: var(--av-primary)
    }

    .btn {
      border-radius: 12px;
      font-weight: 700;
      padding: .78rem 1.2rem;
    }

    .btn-primary {
      background: var(--av-primary);
      border-color: var(--av-primary);
      box-shadow: 0 10px 24px rgba(37, 99, 235, .22);
    }

    .btn-primary:hover {
      background: var(--av-primary-dark);
      border-color: var(--av-primary-dark);
      transform: translateY(-1px);
    }

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

    .hero {
      position: relative;
      overflow: hidden;
      padding: 145px 0 90px;
      background:
        radial-gradient(circle at 10% 20%, rgba(37, 99, 235, .13), transparent 34%),
        radial-gradient(circle at 88% 25%, rgba(20, 184, 166, .12), transparent 28%),
        linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
    }

    .hero::after {
      content: "";
      position: absolute;
      inset: auto -10% -45% auto;
      width: 620px;
      height: 620px;
      border-radius: 50%;
      background: rgba(37, 99, 235, .05);
      filter: blur(2px);
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: .6rem;
      padding: .5rem .85rem;
      border-radius: 999px;
      background: #fff;
      color: #1e3a8a;
      border: 1px solid #dbe7ff;
      box-shadow: 0 10px 30px rgba(15, 23, 42, .06);
      font-size: .88rem;
      font-weight: 700;
      margin-bottom: 1.25rem;
    }

    .hero h1 {
      font-size: clamp(2.6rem, 6vw, 5rem);
      line-height: 1.02;
      font-weight: 800;
      margin-bottom: 1.35rem;
    }

    .hero h1 span {
      background: linear-gradient(90deg, var(--av-primary), var(--av-accent));
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
    }

    .hero p {
      font-size: 1.12rem;
      color: var(--av-muted);
      max-width: 650px;
      margin-bottom: 1.8rem;
    }

    .hero-visual {
      position: relative;
      z-index: 2;
      min-height: 470px;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .visual-frame {
      width: 100%;
      max-width: 590px;
      aspect-ratio: 1.12/1;
      border-radius: 30px;
      overflow: hidden;
      border: 1px solid rgba(219, 231, 255, .9);
      background: #eef4ff;
      box-shadow: 0 28px 70px rgba(15, 23, 42, .16);
    }

    .visual-frame img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .visual-placeholder {
      height: 100%;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      text-align: center;
      padding: 2rem;
      color: #405170;
      background:
        linear-gradient(135deg, rgba(37, 99, 235, .08), rgba(20, 184, 166, .08)),
        repeating-linear-gradient(45deg, transparent, transparent 18px, rgba(255, 255, 255, .45) 18px, rgba(255, 255, 255, .45) 36px);
    }

    .visual-placeholder i {
      font-size: 4rem;
      color: var(--av-primary)
    }

    .floating-card {
      position: absolute;
      background: #fff;
      border: 1px solid var(--av-border);
      border-radius: 18px;
      padding: .9rem 1rem;
      box-shadow: 0 18px 45px rgba(15, 23, 42, .12);
      min-width: 190px;
    }

    .floating-card.one {
      left: -12px;
      bottom: 55px
    }

    .floating-card.two {
      right: -5px;
      top: 62px
    }

    .icon-circle {
      width: 44px;
      height: 44px;
      border-radius: 12px;
      display: grid;
      place-items: center;
      background: #eaf1ff;
      color: var(--av-primary);
      font-size: 1.25rem;
      flex: none;
    }

    .trust-strip {
      border-top: 1px solid var(--av-border);
      border-bottom: 1px solid var(--av-border);
      background: #fff;
    }

    .trust-item {
      display: flex;
      align-items: center;
      gap: .75rem;
      justify-content: center;
      padding: 1.15rem;
      font-weight: 700;
      color: #334155;
    }

    .trust-item i {
      color: var(--av-primary)
    }

    .service-card,
    .solution-card,
    .work-card,
    .why-card,
    .process-card {
      height: 100%;
      background: #fff;
      border: 1px solid var(--av-border);
      border-radius: 20px;
      transition: .25s ease;
    }

    .service-card {
      padding: 1.6rem
    }

    .service-card:hover,
    .solution-card:hover,
    .work-card:hover,
    .why-card:hover {
      transform: translateY(-6px);
      box-shadow: 0 20px 48px rgba(15, 23, 42, .09);
      border-color: #cfdbec;
    }

    .service-icon {
      width: 54px;
      height: 54px;
      border-radius: 16px;
      display: grid;
      place-items: center;
      background: linear-gradient(135deg, #edf3ff, #e8fffb);
      color: var(--av-primary);
      font-size: 1.5rem;
      margin-bottom: 1.15rem;
    }

    .service-card h3 {
      font-size: 1.18rem;
      font-weight: 800
    }

    .service-card p {
      color: var(--av-muted);
      margin-bottom: 0
    }

    .solution-card {
      padding: 1.3rem;
      display: flex;
      align-items: center;
      gap: 1rem;
    }

    .solution-card i {
      font-size: 1.35rem;
      color: var(--av-primary);
      flex: none;
    }

    .work-card {
      overflow: hidden
    }

    .work-image {
      aspect-ratio: 16/10;
      background: #edf3ff;
      overflow: hidden;
      border-bottom: 1px solid var(--av-border);
    }

    .work-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform .4s ease;
    }

    .work-card:hover .work-image img {
      transform: scale(1.035)
    }

    .work-placeholder {
      height: 100%;
      display: grid;
      place-items: center;
      text-align: center;
      color: #64748b;
      padding: 1rem;
      background: linear-gradient(135deg, #edf3ff, #f4fffd);
    }

    .work-body {
      padding: 1.5rem
    }

    .work-tag {
      display: inline-block;
      font-size: .78rem;
      font-weight: 800;
      color: var(--av-primary);
      background: #edf3ff;
      border-radius: 999px;
      padding: .32rem .7rem;
      margin-bottom: .85rem;
    }

    .work-body h3 {
      font-size: 1.35rem;
      font-weight: 800
    }

    .work-body p {
      color: var(--av-muted)
    }

    .feature-list {
      padding: 0;
      margin: 0 0 1.2rem;
      list-style: none;
    }

    .feature-list li {
      display: flex;
      gap: .55rem;
      margin: .42rem 0;
      color: #475569;
      font-size: .95rem;
    }

    .feature-list i {
      color: var(--av-accent)
    }

    .process-card {
      padding: 1.55rem;
      position: relative;
      overflow: hidden;
    }

    .process-number {
      font-family: 'Manrope', sans-serif;
      font-size: 3.4rem;
      font-weight: 800;
      color: #e7eef9;
      position: absolute;
      right: 18px;
      top: 6px;
    }

    .process-card h3 {
      font-size: 1.15rem;
      font-weight: 800;
      position: relative
    }

    .process-card p {
      color: var(--av-muted);
      margin: 0;
      position: relative
    }

    .why-card {
      padding: 1.5rem
    }

    .why-card h3 {
      font-size: 1.12rem;
      font-weight: 800
    }

    .why-card p {
      color: var(--av-muted);
      margin: 0
    }

    .cta-box {
      border-radius: 28px;
      padding: clamp(2rem, 5vw, 4.2rem);
      color: #fff;
      background:
        radial-gradient(circle at 85% 20%, rgba(20, 184, 166, .28), transparent 35%),
        linear-gradient(135deg, #0b1220, #172554 75%);
      box-shadow: 0 28px 70px rgba(15, 23, 42, .2);
    }

    .cta-box h2 {
      font-size: clamp(2rem, 4vw, 3.1rem);
      font-weight: 800
    }

    .cta-box p {
      color: #cbd5e1;
      max-width: 720px
    }

    .contact-card {
      background: #fff;
      border: 1px solid var(--av-border);
      border-radius: 22px;
      padding: 1.6rem;
      height: 100%;
    }

    .contact-item {
      display: flex;
      gap: 1rem;
      align-items: flex-start;
      margin-bottom: 1.35rem;
    }

    .form-control,
    .form-select {
      min-height: 50px;
      border-radius: 12px;
      border-color: #dce4ef;
    }

    textarea.form-control {
      min-height: 135px
    }

    .form-control:focus,
    .form-select:focus {
      border-color: #9db9ff;
      box-shadow: 0 0 0 .25rem rgba(37, 99, 235, .11);
    }

    footer {
      background: #08101d;
      color: #cbd5e1;
      padding: 34px 0;
    }

    footer a {
      color: #dbeafe;
      text-decoration: none
    }

    footer a:hover {
      color: #fff
    }

    .back-to-top {
      position: fixed;
      right: 18px;
      bottom: 18px;
      width: 46px;
      height: 46px;
      border-radius: 50%;
      border: 0;
      background: var(--av-primary);
      color: #fff;
      display: none;
      place-items: center;
      z-index: 999;
      box-shadow: 0 12px 28px rgba(37, 99, 235, .28);
    }

    @media (max-width:991.98px) {
      .hero {
        padding-top: 115px
      }

      .hero-visual {
        margin-top: 2.5rem;
        min-height: auto
      }

      .floating-card.one {
        left: 8px
      }

      .floating-card.two {
        right: 8px
      }

      .section-padding {
        padding: 76px 0
      }
    }

    @media (max-width:575.98px) {
      .hero {
        padding-bottom: 65px
      }

      .floating-card {
        display: none
      }

      .visual-frame {
        border-radius: 22px
      }

      .section-padding {
        padding: 62px 0
      }

      .cta-box {
        border-radius: 22px
      }
    }