:root {
      --bg: #020b14;
      --bg-soft: #061522;
      --surface: rgba(8, 27, 43, 0.72);
      --surface-strong: #0a2134;
      --line: rgba(116, 211, 255, 0.17);
      --text: #f3f8fb;
      --muted: #9eb3c2;
      --primary: #00c8ff;
      --primary-2: #007cf0;
      --accent: #44f0ff;
      --success: #22d3a6;
      --shadow: 0 20px 70px rgba(0, 99, 177, 0.20);
      --radius: 22px;
      --container: 1180px;
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: "Cairo", system-ui, sans-serif;
      background:
        radial-gradient(circle at 82% 8%, rgba(0, 173, 255, .14), transparent 28%),
        radial-gradient(circle at 12% 35%, rgba(0, 120, 240, .10), transparent 32%),
        linear-gradient(180deg, #020a12 0%, #03111d 45%, #020a12 100%);
      color: var(--text);
      line-height: 1.8;
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      opacity: .28;
      background-image:
        linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
      background-size: 48px 48px;
      mask-image: linear-gradient(to bottom, black, transparent 85%);
      z-index: -1;
    }

    a { color: inherit; text-decoration: none; }
    img { max-width: 100%; display: block; }
    button, input, textarea { font: inherit; }
    section { scroll-margin-top: 90px; }

    .container { width: min(var(--container), calc(100% - 36px)); margin-inline: auto; }

    .section { padding: 105px 0; position: relative; }
    .section-head { max-width: 700px; margin: 0 auto 48px; text-align: center; }
    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--accent);
      font-weight: 700;
      font-size: .92rem;
      letter-spacing: .02em;
      margin-bottom: 12px;
    }
    .eyebrow::before, .eyebrow::after {
      content: "";
      width: 28px;
      height: 1px;
      background: linear-gradient(90deg, transparent, var(--accent));
    }
    .eyebrow::after { transform: scaleX(-1); }
    .section-title { margin: 0 0 14px; font-size: clamp(2rem, 4vw, 3.2rem); line-height: 1.25; }
    .section-subtitle { margin: 0; color: var(--muted); }

    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 50;
      transition: .3s ease;
      border-bottom: 1px solid transparent;
    }
    .site-header.scrolled {
      background: rgba(2, 11, 20, .82);
      backdrop-filter: blur(18px);
      border-color: var(--line);
      box-shadow: 0 12px 40px rgba(0,0,0,.25);
    }
    .nav {
      min-height: 82px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }
    .logo {
      display: inline-flex;
      align-items: center;
      gap: 11px;
      font-weight: 800;
      font-size: 1.42rem;
      letter-spacing: .03em;
    }
    .logo-mark {
      width: 45px;
      height: 45px;
      display: grid;
      place-items: center;
      border: 1px solid rgba(68,240,255,.35);
      border-radius: 14px;
      background: linear-gradient(145deg, rgba(0,200,255,.25), rgba(0,124,240,.08));
      box-shadow: 0 0 30px rgba(0,200,255,.2);
    }
    .logo-mark svg { width: 29px; }
    .logo b { color: var(--primary); }

    .nav-links { display: flex; align-items: center; gap: 28px; }
    .nav-links a { color: #c6d6e1; font-size: .95rem; position: relative; transition: .25s; }
    .nav-links a:hover, .nav-links a.active { color: white; }
    .nav-links a::after {
      content: "";
      position: absolute;
      right: 0;
      bottom: -9px;
      width: 0;
      height: 2px;
      border-radius: 2px;
      background: linear-gradient(90deg, var(--primary), var(--accent));
      transition: .25s;
    }
    .nav-links a:hover::after, .nav-links a.active::after { width: 100%; }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      min-height: 50px;
      padding: 0 22px;
      border-radius: 14px;
      border: 1px solid transparent;
      font-weight: 700;
      cursor: pointer;
      transition: transform .25s, box-shadow .25s, border-color .25s, background .25s;
    }
    .btn:hover { transform: translateY(-3px); }
    .btn-primary {
      color: #00121f;
      background: linear-gradient(135deg, var(--accent), var(--primary));
      box-shadow: 0 12px 35px rgba(0,200,255,.25);
    }
    .btn-primary:hover { box-shadow: 0 18px 45px rgba(0,200,255,.36); }
    .btn-secondary {
      color: white;
      background: rgba(255,255,255,.03);
      border-color: rgba(255,255,255,.16);
    }
    .btn-secondary:hover { border-color: rgba(68,240,255,.55); background: rgba(68,240,255,.07); }

    .menu-btn {
      display: none;
      width: 46px;
      height: 46px;
      border-radius: 13px;
      border: 1px solid var(--line);
      background: rgba(255,255,255,.04);
      color: white;
      cursor: pointer;
    }

    .hero {
      min-height: 100vh;
      display: flex;
      align-items: center;
      padding: 130px 0 70px;
      position: relative;
    }
    .hero-grid {
      display: grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 70px;
      align-items: center;
    }
    .hero-copy h1 {
      margin: 0 0 22px;
      font-size: clamp(2.7rem, 6vw, 5.1rem);
      line-height: 1.18;
      letter-spacing: -.03em;
    }
    .hero-copy h1 span {
      display: block;
      color: transparent;
      background: linear-gradient(90deg, var(--accent), var(--primary-2));
      background-clip: text;
      -webkit-background-clip: text;
      filter: drop-shadow(0 8px 20px rgba(0,200,255,.18));
    }
    .hero-copy p { max-width: 650px; color: var(--muted); font-size: 1.08rem; margin: 0 0 32px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 13px; margin-bottom: 35px; }
    .hero-badges { display: flex; flex-wrap: wrap; gap: 18px; color: #b9cad6; font-size: .9rem; }
    .hero-badges span { display: inline-flex; align-items: center; gap: 8px; }
    .check {
      width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center;
      color: #00131d; background: var(--success); font-size: .72rem; font-weight: 900;
    }

    .hero-visual {
      position: relative;
      min-height: 580px;
      display: grid;
      place-items: center;
    }
    .hero-glow {
      position: absolute;
      width: 460px; height: 460px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(0,200,255,.25), rgba(0,124,240,.06) 48%, transparent 70%);
      filter: blur(12px);
      animation: pulse 5s ease-in-out infinite;
    }
    .hero-card {
      position: relative;
      width: min(100%, 540px);
      border-radius: 30px;
      overflow: hidden;
      border: 1px solid rgba(105,219,255,.24);
      background: rgba(4,17,28,.8);
      box-shadow: 0 30px 100px rgba(0,100,180,.28);
      transform: perspective(1000px) rotateY(-4deg) rotateX(2deg);
    }
    .hero-card img { width: 100%; aspect-ratio: 1.25 / 1; object-fit: cover; object-position:90% center; opacity: .88; }
    .hero-card::after {
      content: "";
      position: absolute; inset: 0;
      background: linear-gradient(180deg, transparent 42%, rgba(2,11,20,.95));
    }
    .floating-panel {
      position: absolute;
      z-index: 3;
      min-width: 185px;
      padding: 17px 18px;
      border-radius: 17px;
      border: 1px solid rgba(96,214,255,.22);
      background: rgba(4,20,33,.82);
      backdrop-filter: blur(15px);
      box-shadow: var(--shadow);
    }
    .floating-panel strong { display: block; font-size: 1.2rem; color: var(--accent); }
    .floating-panel small { color: var(--muted); }
    .panel-1 { top: 62px; left: -28px; animation: float 5s ease-in-out infinite; }
    .panel-2 { right: -24px; bottom: 86px; animation: float 6s ease-in-out infinite reverse; }

    .trust-strip {
      margin-top: 55px;
      display: grid;
      grid-template-columns: repeat(4,1fr);
      border: 1px solid var(--line);
      border-radius: 20px;
      background: rgba(7,25,40,.55);
      overflow: hidden;
    }
    .trust-item { padding: 23px; display: flex; gap: 13px; align-items: center; }
    .trust-item + .trust-item { border-right: 1px solid var(--line); }
    .icon-box {
      width: 46px; height: 46px; flex: 0 0 auto; display: grid; place-items: center;
      border-radius: 14px; color: var(--accent);
      background: rgba(0,200,255,.08); border: 1px solid rgba(0,200,255,.18);
    }
    .trust-item strong { display: block; font-size: .95rem; }
    .trust-item small { color: var(--muted); }

    .about-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 70px; align-items: center; }
    .about-image {
      position: relative;
      border-radius: 28px;
      padding: 10px;
      border: 1px solid var(--line);
      background: linear-gradient(145deg, rgba(0,200,255,.10), rgba(255,255,255,.02));
      box-shadow: var(--shadow);
    }
    .about-image img { border-radius: 21px; aspect-ratio: 16/11; object-fit: cover; }
    .about-copy h2 { margin: 10px 0 20px; font-size: clamp(2rem,4vw,3rem); line-height: 1.35; }
    .about-copy p { color: var(--muted); margin-bottom: 24px; }
    .about-list { display: grid; grid-template-columns: repeat(2,1fr); gap: 14px; margin: 28px 0 32px; }
    .about-list div { display: flex; align-items: center; gap: 10px; color: #d5e1e8; }

    .services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
    .service-card {
      min-height: 285px;
      padding: 28px;
      border-radius: var(--radius);
      border: 1px solid var(--line);
      background: linear-gradient(145deg, rgba(10,34,53,.78), rgba(4,17,28,.72));
      position: relative;
      overflow: hidden;
      transition: .3s;
    }
    .service-card::before {
      content: "";
      position: absolute; top: -80px; left: -80px; width: 170px; height: 170px;
      border-radius: 50%; background: rgba(0,200,255,.10); filter: blur(15px);
    }
    .service-card:hover { transform: translateY(-8px); border-color: rgba(68,240,255,.4); box-shadow: var(--shadow); }
    .service-icon { width: 58px; height: 58px; border-radius: 17px; display: grid; place-items: center; margin-bottom: 24px; background: rgba(0,200,255,.09); color: var(--accent); border: 1px solid rgba(0,200,255,.18); }
    .service-card h3 { margin: 0 0 12px; font-size: 1.18rem; }
    .service-card p { color: var(--muted); margin: 0 0 20px; font-size: .94rem; }
    .text-link { color: var(--primary); font-weight: 700; font-size: .92rem; }

    .why-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 18px; }
    .why-card { text-align: center; padding: 30px 20px; border: 1px solid var(--line); border-radius: 20px; background: rgba(7,25,40,.56); }
    .why-card .icon-box { margin: 0 auto 18px; width: 58px; height: 58px; }
    .why-card h3 { margin: 0 0 10px; }
    .why-card p { color: var(--muted); margin: 0; font-size: .91rem; }

    .stats {
      padding: 38px;
      border: 1px solid var(--line);
      border-radius: 25px;
      background: linear-gradient(100deg, rgba(0,124,240,.10), rgba(7,25,40,.85), rgba(0,200,255,.08));
      display: grid;
      grid-template-columns: repeat(4,1fr);
      gap: 12px;
      box-shadow: var(--shadow);
    }
    .stat { text-align: center; position: relative; }
    .stat + .stat::after { content: ""; position: absolute; top: 15%; bottom: 15%; right: 0; width: 1px; background: var(--line); }
    .stat strong { display: block; font-size: 2.35rem; color: var(--accent); line-height: 1.1; }
    .stat span { color: var(--muted); }

    .portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
    .project-card { border-radius: 22px; overflow: hidden; border: 1px solid var(--line); background: rgba(7,25,40,.72); transition: .3s; }
    .project-card:hover { transform: translateY(-7px); box-shadow: var(--shadow); }
    .project-preview { height: 220px; padding: 25px; background: radial-gradient(circle at 30% 30%, rgba(0,200,255,.18), transparent 40%), #061523; }
    .mock-window { height: 100%; border-radius: 14px; border: 1px solid rgba(122,222,255,.2); background: #07111d; padding: 13px; box-shadow: 0 18px 35px rgba(0,0,0,.3); }
    .mock-dots { display: flex; gap: 5px; margin-bottom: 14px; }
    .mock-dots i { width: 7px; height: 7px; border-radius: 50%; background: #284256; }
    .mock-layout { display: grid; grid-template-columns: 30% 1fr; gap: 10px; height: calc(100% - 20px); }
    .mock-side, .mock-main { border-radius: 8px; background: #0b2235; }
    .mock-main { padding: 10px; }
    .mock-bars { height: 44%; display: flex; gap: 6px; align-items: end; }
    .mock-bars span { width: 12%; border-radius: 4px 4px 0 0; background: linear-gradient(var(--accent), var(--primary-2)); }
    .mock-lines { margin-top: 12px; display: grid; gap: 7px; }
    .mock-lines span { height: 6px; border-radius: 4px; background: #18364b; }
    .project-body { padding: 24px; }
    .tag { display: inline-block; padding: 5px 11px; border-radius: 99px; color: var(--accent); background: rgba(0,200,255,.08); font-size: .78rem; margin-bottom: 10px; }
    .project-body h3 { margin: 0 0 10px; }
    .project-body p { margin: 0; color: var(--muted); font-size: .92rem; }

    .process { display: grid; grid-template-columns: repeat(5,1fr); gap: 15px; position: relative; }
    .process::before { content: ""; position: absolute; right: 10%; left: 10%; top: 35px; border-top: 1px dashed rgba(68,240,255,.38); }
    .step { position: relative; text-align: center; padding: 0 10px; }
    .step-num { width: 70px; height: 70px; margin: 0 auto 18px; border-radius: 50%; display: grid; place-items: center; color: var(--accent); font-weight: 800; background: #071a2a; border: 1px solid rgba(68,240,255,.35); box-shadow: 0 0 25px rgba(0,200,255,.12); position: relative; z-index: 2; }
    .step h3 { margin: 0 0 8px; font-size: 1rem; }
    .step p { color: var(--muted); font-size: .82rem; margin: 0; }

    .contact-wrap { display: grid; grid-template-columns: .95fr 1.05fr; gap: 35px; align-items: stretch; }
    .contact-info, .contact-form { border-radius: 25px; border: 1px solid var(--line); background: rgba(7,25,40,.72); padding: 38px; }
    .contact-info h2 { margin: 8px 0 16px; font-size: 2.4rem; }
    .contact-info p { color: var(--muted); }
    .contact-list { display: grid; gap: 17px; margin: 30px 0; }
    .contact-item { display: flex; align-items: center; gap: 13px; }
    .contact-item .icon-box { width: 42px; height: 42px; }
    .socials { display: flex; gap: 10px; }
    .socials a { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 12px; background: rgba(255,255,255,.04); border: 1px solid var(--line); color: #cde9f4; transition: .25s; }
    .socials a:hover { color: #00131d; background: var(--accent); transform: translateY(-3px); }
    .form-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 14px; }
    .field { display: grid; gap: 7px; }
    .field.full { grid-column: 1 / -1; }
    label { color: #ccdae3; font-size: .9rem; }
    input, textarea {
      width: 100%; color: white; outline: none; border: 1px solid var(--line); border-radius: 13px; background: rgba(1,10,18,.55); padding: 14px 15px; transition: .25s;
    }
    input:focus, textarea:focus { border-color: rgba(68,240,255,.55); box-shadow: 0 0 0 3px rgba(0,200,255,.07); }
    textarea { min-height: 145px; resize: vertical; }
    .form-message { margin: 12px 0 0; color: var(--success); min-height: 25px; font-size: .9rem; }

    footer { border-top: 1px solid var(--line); padding: 55px 0 25px; background: rgba(1,8,14,.66); }
    .footer-grid { display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 40px; }
    .footer-brand p { max-width: 460px; color: var(--muted); }
    .footer-col h4 { margin: 0 0 16px; }
    .footer-col a { display: block; width: fit-content; color: var(--muted); margin: 8px 0; transition: .2s; }
    .footer-col a:hover { color: var(--accent); transform: translateX(-4px); }
    .copyright { margin-top: 35px; padding-top: 20px; border-top: 1px solid var(--line); text-align: center; color: #6f8796; font-size: .85rem; }

    .reveal { opacity: 0; transform: translateY(28px); transition: .7s ease; }
    .reveal.visible { opacity: 1; transform: none; }

    @keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-13px); } }
    @keyframes pulse { 0%,100% { transform: scale(.95); opacity: .85; } 50% { transform: scale(1.05); opacity: 1; } }

    @media (max-width: 980px) {
      .nav-links { position: fixed; top: 82px; right: 18px; left: 18px; display: grid; gap: 0; padding: 12px; background: rgba(3,15,25,.97); border: 1px solid var(--line); border-radius: 18px; transform: translateY(-15px); opacity: 0; pointer-events: none; transition: .25s; }
      .nav-links.open { transform: none; opacity: 1; pointer-events: auto; }
      .nav-links a { padding: 13px 12px; }
      .nav-links a::after { display: none; }
      .nav > .btn { display: none; }
      .menu-btn { display: grid; place-items: center; }
      .hero-grid, .about-grid, .contact-wrap { grid-template-columns: 1fr; }
      .hero-copy { text-align: center; }
      .hero-copy p { margin-inline: auto; }
      .hero-actions, .hero-badges { justify-content: center; }
      .hero-visual { min-height: 500px; }
      .services-grid, .portfolio-grid { grid-template-columns: repeat(2,1fr); }
      .why-grid, .trust-strip { grid-template-columns: repeat(2,1fr); }
      .trust-item + .trust-item { border-right: 0; }
      .trust-item:nth-child(even) { border-right: 1px solid var(--line); }
      .process { grid-template-columns: repeat(3,1fr); row-gap: 35px; }
      .process::before { display: none; }
    }

    @media (max-width: 650px) {
      .section { padding: 78px 0; }
      .hero { padding-top: 115px; }
      .hero-copy h1 { font-size: 2.65rem; }
      .hero-visual { min-height: 380px; }
      .hero-card { transform: none; }
      .floating-panel { min-width: 150px; padding: 12px; }
      .panel-1 { left: -5px; top: 30px; }
      .panel-2 { right: -5px; bottom: 35px; }
      .trust-strip, .services-grid, .why-grid, .portfolio-grid, .stats, .process, .footer-grid, .form-grid, .about-list { grid-template-columns: 1fr; }
      .trust-item:nth-child(even), .trust-item + .trust-item { border-right: 0; border-top: 1px solid var(--line); }
      .stat + .stat::after { display: none; }
      .stat + .stat { padding-top: 20px; border-top: 1px solid var(--line); }
      .contact-info, .contact-form { padding: 25px; }
      .field.full { grid-column: auto; }
      .about-grid { gap: 40px; }
    }