:root {
      --bg: #02030a;
      --surface: rgba(10, 18, 40, 0.95);
      --surface-strong: rgba(8, 13, 28, 0.96);
      --primary: #1d4ed8;
      --primary-soft: #3b82f6;
      --accent: #22c55e;
      --accent-soft: #60a5fa;
      --violet: #8b5cf6;
      --light: #f8fafc;
      --text: #e2e8f0;
      --muted: #94a3b8;
      --border: rgba(255, 255, 255, 0.08);
      --shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    }

    * {
      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 left, rgba(29, 78, 216, 0.15), transparent 22%),
        radial-gradient(circle at bottom right, rgba(134, 239, 172, 0.12), transparent 18%),
        linear-gradient(180deg, #02030a 0%, #050815 100%);
      color: var(--text);
      min-height: 100vh;
      line-height: 1.6;
    }

    .page-wrap {
      position: relative;
      overflow-x: hidden;
    }

    body::before {
      content: '';
      position: fixed;
      inset: 0;
      pointer-events: none;
      background: radial-gradient(circle at 20% 10%, rgba(59, 130, 246, 0.18), transparent 16%),
        radial-gradient(circle at 85% 20%, rgba(139, 92, 246, 0.16), transparent 14%),
        radial-gradient(circle at 50% 90%, rgba(16, 185, 129, 0.1), transparent 12%);
      opacity: 0.8;
      z-index: -1;
    }

    .topbar {
      position: sticky;
      top: 0;
      z-index: 20;
      backdrop-filter: blur(16px);
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      background: rgba(2, 3, 10, 0.9);
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 24px 32px;
    }

    .logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-weight: 700;
      letter-spacing: 0.04em;
      color: var(--light);
    }

    .logo::before {
      content: '';
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--primary), var(--accent));
      box-shadow: 0 0 18px rgba(59, 130, 246, 0.6);
    }

    .nav-links {
      display: flex;
      gap: 24px;
      align-items: center;
      flex-wrap: wrap;
    }

    .nav-links a {
      color: var(--muted);
      text-decoration: none;
      font-size: 0.97rem;
      transition: color 0.25s ease, transform 0.25s ease;
    }

    .nav-links a:hover,
    .nav-links a.active {
      color: var(--light);
      transform: translateY(-1px);
    }

    .top-links {
      display: flex;
      gap: 18px;
      align-items: center;
      flex-wrap: wrap;
    }

    .button-primary,
    .button-secondary {
      border: 1px solid transparent;
      border-radius: 999px;
      padding: 12px 22px;
      font-weight: 600;
      cursor: pointer;
      transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      text-decoration: none;
    }

    .button-primary {
      background: linear-gradient(135deg, var(--primary), var(--accent-soft));
      color: #fff;
      box-shadow: 0 14px 35px rgba(29, 78, 216, 0.24);
    }

    .button-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 18px 45px rgba(29, 78, 216, 0.32);
    }

    .button-secondary {
      background: rgba(255, 255, 255, 0.06);
      color: var(--light);
      border-color: rgba(255, 255, 255, 0.12);
    }

    .button-secondary:hover {
      background: rgba(255, 255, 255, 0.1);
      transform: translateY(-2px);
    }

    .burger {
      display: none;
      width: 44px;
      height: 44px;
      border-radius: 14px;
      border: 1px solid rgba(255, 255, 255, 0.08);
      background: rgba(15, 23, 42, 0.9);
      position: relative;
      cursor: pointer;
      justify-content: center;
      align-items: center;
    }

    .burger span,
    .burger span::before,
    .burger span::after {
      content: '';
      display: block;
      width: 20px;
      height: 2px;
      background: var(--light);
      border-radius: 999px;
      transition: transform 0.3s ease, opacity 0.3s ease;
    }

    .burger span::before {
      transform: translateY(-6px);
    }

    .burger span::after {
      transform: translateY(6px);
    }

    .burger.active span {
      background: transparent;
    }

    .burger.active span::before {
      transform: rotate(45deg);
    }

    .burger.active span::after {
      transform: rotate(-45deg);
    }

    .mobile-menu {
      position: absolute;
      top: 100%;
      right: 32px;
      width: calc(100vw - 64px);
      max-width: 320px;
      background: rgba(7, 14, 30, 0.98);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: 22px;
      padding: 18px 20px;
      transform-origin: top right;
      transform: scale(0.95);
      opacity: 0;
      visibility: hidden;
      transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease;
    }

    .mobile-menu.open {
      opacity: 1;
      visibility: visible;
      transform: scale(1);
    }

    .mobile-menu a {
      display: block;
      padding: 14px 0;
      color: var(--light);
      text-decoration: none;
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    }

    .mobile-menu a:last-child {
      border-bottom: none;
    }

    .hero {
      padding: 100px 32px 70px;
      display: grid;
      grid-template-columns: 1.2fr 1fr;
      align-items: center;
      gap: 48px;
      position: relative;
    }

    .hero::before {
      content: '';
      position: absolute;
      inset: -60px 0 0;
      background: radial-gradient(circle at 20% 0%, rgba(59, 130, 246, 0.16), transparent 25%),
        radial-gradient(circle at 90% 10%, rgba(139, 92, 246, 0.14), transparent 18%);
      z-index: -1;
    }

    .hero-text {
      max-width: 700px;
      animation: fadeInUp 1s ease both;
    }

    .hero-pretitle {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      color: var(--accent);
      text-transform: uppercase;
      letter-spacing: 0.18em;
      font-size: 0.78rem;
      margin-bottom: 18px;
    }

    .hero-heading {
      font-size: clamp(3rem, 5vw, 4.5rem);
      line-height: 0.98;
      letter-spacing: -0.04em;
      margin-bottom: 24px;
      color: #f8fbff;
    }

    .hero-description {
      max-width: 640px;
      color: var(--muted);
      font-size: 1.03rem;
      margin-bottom: 32px;
    }

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

    .hero-visual {
      background: linear-gradient(180deg, rgba(9, 20, 47, 0.9), rgba(4, 5, 12, 0.97));
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: 32px;
      box-shadow: var(--shadow);
      padding: 30px;
      overflow: hidden;
      position: relative;
      min-height: 420px;
      animation: fadeInRight 1.1s ease both;
    }

    .visual-glow {
      position: absolute;
      inset: 0;
      pointer-events: none;
      background: radial-gradient(circle at top left, rgba(59, 130, 246, 0.2), transparent 18%),
        radial-gradient(circle at bottom right, rgba(34, 197, 94, 0.16), transparent 16%);
    }

    .code-card {
      position: absolute;
      inset: 28px 30px auto auto;
      width: 120px;
      height: 160px;
      border-radius: 24px;
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.08);
      box-shadow: 0 18px 45px rgba(0, 0, 0, 0.25);
      padding: 18px;
      backdrop-filter: blur(10px);
      overflow: hidden;
    }

    .code-card span {
      display: block;
      margin-bottom: 12px;
      height: 6px;
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.12);
    }

    .code-lines {
      position: absolute;
      left: 32px;
      top: 64px;
      width: 56px;
      height: 6px;
      background: rgba(56, 189, 248, 0.95);
      border-radius: 999px;
      box-shadow: 0 0 12px rgba(56, 189, 248, 0.45);
    }

    .hero-decor {
      position: absolute;
      bottom: -28px;
      right: -34px;
      width: 240px;
      height: 240px;
      background: radial-gradient(circle, rgba(96, 165, 250, 0.14), transparent 58%);
      border-radius: 50%;
      filter: blur(5px);
    }

    .hero-frame {
      position: relative;
      border-radius: 32px;
      overflow: hidden;
      height: 100%;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .hero-frame .screen {
      width: 100%;
      max-width: 420px;
      min-height: 320px;
      border-radius: 28px;
      background: linear-gradient(150deg, rgba(14, 33, 71, 0.98), rgba(7, 14, 30, 0.98));
      border: 1px solid rgba(255, 255, 255, 0.08);
      padding: 24px;
      display: grid;
      gap: 18px;
      box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.35);
    }

    .screen-top {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .screen-top span {
      width: 12px;
      height: 12px;
      border-radius: 50%;
      background: rgba(255, 255, 255, 0.35);
    }

    .screen-code {
      background: rgba(255, 255, 255, 0.05);
      border-radius: 22px;
      padding: 20px;
      display: grid;
      gap: 14px;
    }

    .screen-line {
      height: 12px;
      border-radius: 999px;
      background: linear-gradient(90deg, rgba(59, 130, 246, 0.92), rgba(56, 189, 248, 0.55));
    }

    .screen-line.short {
      width: 42%;
    }

    .screen-line.medium {
      width: 82%;
    }

    .screen-line.long {
      width: 96%;
    }

    .section {
      padding: 90px 32px;
      max-width: 1200px;
      margin: 0 auto;
    }

    .section-head {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 20px;
      margin-bottom: 40px;
    }

    .section-title {
      font-size: clamp(2rem, 3.2vw, 2.8rem);
      margin-bottom: 10px;
      color: #f8fbff;
    }

    .section-subtitle {
      color: var(--muted);
      max-width: 700px;
      font-size: 1rem;
    }

    .glass-card {
      background: rgba(15, 23, 42, 0.92);
      border: 1px solid rgba(255, 255, 255, 0.08);
      backdrop-filter: blur(18px);
      border-radius: 28px;
      box-shadow: var(--shadow);
      padding: 32px;
      transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
    }

    .glass-card:hover {
      transform: translateY(-8px);
      border-color: rgba(59, 130, 246, 0.24);
      box-shadow: 0 28px 70px rgba(0, 0, 0, 0.45);
    }

    .about-grid {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 32px;
      align-items: start;
    }

    .about-text p {
      max-width: 680px;
      color: var(--muted);
      margin-bottom: 20px;
    }

    .info-list {
      display: grid;
      gap: 16px;
      margin-top: 24px;
    }

    .info-item {
      display: flex;
      align-items: center;
      gap: 14px;
      padding: 18px 20px;
      background: rgba(255, 255, 255, 0.04);
      border-radius: 18px;
      border: 1px solid rgba(255, 255, 255, 0.08);
      transition: transform 0.25s ease, border-color 0.25s ease;
    }

    .info-item:hover {
      transform: translateY(-4px);
      border-color: rgba(34, 197, 94, 0.35);
    }

    .info-icon {
      width: 44px;
      height: 44px;
      border-radius: 16px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: rgba(34, 197, 94, 0.14);
      color: var(--accent);
      flex-shrink: 0;
    }

    .info-item strong {
      color: var(--light);
      display: block;
      margin-bottom: 4px;
    }

    .reason-grid,
    .project-grid,
    .review-grid {
      display: grid;
      gap: 24px;
    }

    .reason-grid {
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    }

    .reason-card,
    .project-card,
    .review-card {
      background: rgba(9, 17, 34, 0.95);
      border-radius: 28px;
      border: 1px solid rgba(255, 255, 255, 0.08);
      padding: 28px;
      box-shadow: var(--shadow);
      transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
    }

    .reason-card:hover,
    .project-card:hover,
    .review-card:hover {
      transform: translateY(-10px);
      border-color: rgba(59, 130, 246, 0.2);
      box-shadow: 0 26px 55px rgba(0, 0, 0, 0.35);
    }

    .reason-card h3,
    .project-card h3,
    .review-card h3 {
      margin-bottom: 16px;
      color: #f8fbff;
      font-size: 1.2rem;
    }

    .reason-card p,
    .project-card p,
    .review-card p {
      color: var(--muted);
      line-height: 1.8;
      margin-bottom: 18px;
    }

    .reason-card .reason-icon {
      width: 48px;
      height: 48px;
      border-radius: 18px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 18px;
      background: rgba(59, 130, 246, 0.14);
      color: var(--primary);
    }

    .project-image {
      width: 100%;
      min-height: 200px;
      border-radius: 24px;
      background: linear-gradient(135deg, rgba(29, 78, 216, 0.9), rgba(15, 23, 42, 0.9));
      display: grid;
      place-items: center;
      color: rgba(255, 255, 255, 0.35);
      font-size: 1.05rem;
      margin-bottom: 20px;
      overflow: hidden;
      position: relative;
    }

    .project-image {
    overflow: hidden;
    border-radius: 24px;
}

    .project-image::after {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(15, 23, 42, 0.05), rgba(0, 0, 0, 0.3));
    }

    .project-card button {
      border: none;
      background: linear-gradient(135deg, var(--violet), var(--primary));
      color: #fff;
      padding: 12px 18px;
      border-radius: 999px;
      cursor: pointer;
      transition: transform 0.25s ease, box-shadow 0.25s ease;
    }

    .project-card button:hover {
      transform: translateY(-2px);
      box-shadow: 0 18px 28px rgba(59, 130, 246, 0.28);
    }

.project-image {
    width: 100%;
    height: 180px;
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(15, 23, 42, 0.6);
    overflow: hidden;
    padding: 10px;
}

.project-image img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    display: block;
    transition: transform 0.3s ease;
    border-radius: 24px;
}

.project-card:hover .project-image img {
    transform: scale(1.05);
}

.project-card a {
    display: inline-block;
    margin-top: 10px;
    text-decoration: none;
    color: white;
    background: linear-gradient(135deg, var(--violet), var(--primary));
    padding: 10px 16px;
    border-radius: 999px;
    transition: 0.3s;
}

.project-card a:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(59, 130, 246, 0.3);
}

.butonprojects {
    text-align: center;
    margin-top: 30px;
}

.butonprojects button {
    padding: 12px 30px;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    background: #1e315e;
    color: white;
    transition: 0.3s;
    text-decoration: none;
}

.butonprojects button:hover {
    background: #1d4ed8;
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(29, 78, 216, 0.3);
   
}

    .review-card .review-meta {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 16px;
    }

    .review-card .review-meta strong {
      color: var(--light);
    }

    .stars {
      display: inline-flex;
      gap: 4px;
      color: #facc15;
    }

    .contact-grid {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 32px;
      align-items: start;
    }

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

    .contact-form label {
      display: grid;
      gap: 8px;
      color: var(--muted);
      font-size: 0.95rem;
    }

    .contact-form input,
    .contact-form textarea {
      width: 100%;
      border-radius: 18px;
      border: 1px solid rgba(255, 255, 255, 0.08);
      background: rgba(255, 255, 255, 0.04);
      color: var(--light);
      padding: 16px 18px;
      outline: none;
      transition: border-color 0.25s ease, box-shadow 0.25s ease;
    }

    .contact-form input:focus,
    .contact-form textarea:focus {
      border-color: rgba(59, 130, 246, 0.45);
      box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.08);
    }

    .contact-form textarea {
      min-height: 180px;
      resize: vertical;
    }

    .send-button {
      border: none;
      background: linear-gradient(135deg, var(--primary), var(--accent));
      color: #fff;
      padding: 15px 24px;
      border-radius: 999px;
      font-weight: 700;
      cursor: pointer;
      position: relative;
      overflow: hidden;
      transition: transform 0.25s ease, box-shadow 0.25s ease;
    }

    .send-button:hover {
      transform: translateY(-2px);
      box-shadow: 0 18px 35px rgba(29, 78, 216, 0.25);
    }

    .send-button.loading::after {
      content: '';
      position: absolute;
      inset: 8px 16px;
      border-radius: 999px;
      border: 2px solid rgba(255, 255, 255, 0.18);
      border-top-color: rgba(255, 255, 255, 0.78);
      animation: loader 1s linear infinite;
    }

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

    .contact-card {
      padding: 24px;
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: 28px;
      box-shadow: var(--shadow);
    }

    .contact-card h4 {
      margin-bottom: 18px;
      color: var(--light);
    }

    .contact-card p,
    .contact-card a {
      color: var(--muted);
      margin-bottom: 12px;
      display: block;
      text-decoration: none;
    }

    .footer {
      padding: 42px 32px 60px;
      background: linear-gradient(180deg, rgba(2, 3, 10, 0.98), rgba(3, 5, 15, 0.98));
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      margin-top: 40px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 0.6fr;
      gap: 24px;
      max-width: 1200px;
      margin: 0 auto;
      align-items: start;
    }

    .footer .footer-nav {
      display: flex;
      flex-wrap: wrap;
      gap: 18px;
      margin-top: 16px;
    }

    .footer a {
      color: var(--muted);
      text-decoration: none;
      transition: color 0.25s ease;
    }

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

    .social-links {
      display: flex;
      gap: 18px;
      margin-top: 18px;
    }

    .social-links a {
      width: 44px;
      height: 44px;
      border-radius: 14px;
      display: grid;
      place-items: center;
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.08);
      color: var(--light);
    }

    @media (max-width: 1024px) {
      .hero,
      .about-grid,
      .contact-grid,
      .footer-grid {
        grid-template-columns: 1fr;
      }

      .topbar {
        padding: 18px 22px;
      }

      .nav-links,
      .top-links {
        display: none;
      }

      .burger {
        display: inline-flex;
      }

      .mobile-menu {
        right: 22px;
        width: calc(100vw - 44px);
      }
    }

    @media (max-width: 720px) {
      .hero {
        padding-top: 80px;
      }

      .hero-visual,
      .hero-frame {
        min-height: 320px;
      }

      .section {
        padding: 72px 20px;
      }

      .hero {
        gap: 32px;
      }
    }

    @keyframes fadeInUp {
      from {
        opacity: 0;
        transform: translateY(28px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    @keyframes fadeInRight {
      from {
        opacity: 0;
        transform: translateX(40px);
      }
      to {
        opacity: 1;
        transform: translateX(0);
      }
    }

    @keyframes loader {
      to {
        transform: rotate(360deg);
      }
    }