/* ===== CSS Variables ===== */
    :root {
      --bg-primary: #0f0c1f;
      --bg-secondary: #19162b;
      --bg-card: rgba(255, 255, 255, 0.04);
      --text-primary: #f0edff;
      --text-secondary: #b8b0d9;
      --text-muted: #7b72a3;
      --accent-1: #b388ff;
      --accent-2: #7c4dff;
      --accent-3: #e040fb;
      --gradient-main: linear-gradient(145deg, #b388ff 0%, #7c4dff 45%, #e040fb 100%);
      --glow: 0 20px 60px rgba(124, 77, 255, 0.25);
      --border-subtle: 1px solid rgba(255, 255, 255, 0.06);
      --radius-xl: 32px;
      --radius-lg: 20px;
      --radius-md: 14px;
      --shadow-card: 0 25px 60px -20px rgba(0,0,0,0.6);
      --font-en: 'Space Grotesk', sans-serif;
      --font-ar: 'IBM Plex Sans Arabic', sans-serif;
      --transition: 0.45s cubic-bezier(0.23, 1, 0.32, 1);
    }

    /* ===== Reset & base ===== */
    * { margin: 0; padding: 0; box-sizing: border-box; }
    html { scroll-behavior: smooth; background: var(--bg-primary); }
    body {
      font-family: var(--font-ar);
      background: var(--bg-primary);
      color: var(--text-primary);
      line-height: 1.6;
      overflow-x: hidden;
      padding: 0 20px;
    }
    body.en { font-family: var(--font-en); }
    img { display: block; max-width: 100%; height: auto; }
    a { text-decoration: none; color: inherit; }
    ul { list-style: none; }
    .container {
      max-width: 1260px;
      margin: 0 auto;
      padding: 0 24px;
      width: 100%;
    }

    /* ===== Scrollbar ===== */
    ::-webkit-scrollbar { width: 8px; }
    ::-webkit-scrollbar-track { background: var(--bg-secondary); }
    ::-webkit-scrollbar-thumb { background: var(--accent-2); border-radius: 12px; }

    /* ===== RTL / LTR helpers ===== */
    [dir="ltr"] .flip-rtl { transform: scaleX(1); }
    [dir="rtl"] .flip-rtl { transform: scaleX(-1); }

    /* ===== Glass & grain ===== */
    .glass {
      background: rgba(255,255,255,0.03);
      backdrop-filter: blur(16px) saturate(1.2);
      -webkit-backdrop-filter: blur(16px) saturate(1.2);
      border: var(--border-subtle);
    }

    /* ===== Typography ===== */
    .section-tag {
      display: inline-block;
      font-size: 0.8rem;
      letter-spacing: 2px;
      text-transform: uppercase;
      color: var(--accent-1);
      background: rgba(179, 136, 255, 0.08);
      padding: 6px 18px;
      border-radius: 40px;
      font-weight: 600;
      margin-bottom: 16px;
      border: 1px solid rgba(179, 136, 255, 0.15);
    }
    h1, h2, h3, h4 {
      font-weight: 700;
      line-height: 1.2;
    }
    .heading-xl {
      font-size: clamp(3rem, 12vw, 5.8rem);
      letter-spacing: -0.02em;
      background: var(--gradient-main);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      display: inline-block;
    }
    .heading-lg {
      font-size: clamp(2.4rem, 6vw, 3.8rem);
      letter-spacing: -0.015em;
    }
    .heading-md {
      font-size: clamp(1.6rem, 3vw, 2.4rem);
    }
    .text-glow {
      text-shadow: 0 0 40px rgba(124, 77, 255, 0.2);
    }

    /* ===== Buttons ===== */
    .btn-primary {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      background: var(--gradient-main);
      border: none;
      padding: 16px 38px;
      border-radius: 60px;
      font-weight: 600;
      font-size: 1.05rem;
      color: #0f0c1f;
      cursor: pointer;
      transition: var(--transition);
      box-shadow: 0 8px 30px rgba(124, 77, 255, 0.3);
      letter-spacing: 0.3px;
      font-family: inherit;
      position: relative;
      overflow: hidden;
    }
    .btn-primary::after {
      content: '';
      position: absolute;
      inset: 0;
      background: rgba(255,255,255,0.2);
      transform: translateX(-100%);
      transition: 0.5s ease;
    }
    .btn-primary:hover::after { transform: translateX(0); }
    .btn-primary:hover { transform: translateY(-4px) scale(1.02); box-shadow: 0 16px 40px rgba(124, 77, 255, 0.45); }
    .btn-secondary {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      background: transparent;
      border: 1.5px solid rgba(255,255,255,0.15);
      padding: 14px 32px;
      border-radius: 60px;
      font-weight: 500;
      font-size: 1rem;
      color: var(--text-primary);
      cursor: pointer;
      transition: var(--transition);
      font-family: inherit;
      backdrop-filter: blur(8px);
    }
    .btn-secondary:hover { background: rgba(255,255,255,0.06); border-color: var(--accent-1); transform: translateY(-2px); }

    /* ===== Navbar ===== */
    .navbar {
      position: sticky;
      top: 16px;
      z-index: 999;
      margin: 16px auto 0;
      max-width: 1320px;
      border-radius: 80px;
      padding: 12px 28px;
      background: rgba(15, 12, 31, 0.7);
      backdrop-filter: blur(24px) saturate(1.4);
      -webkit-backdrop-filter: blur(24px) saturate(1.4);
      border: 1px solid rgba(255,255,255,0.05);
      display: flex;
      align-items: center;
      justify-content: space-between;
      transition: var(--transition);
    }
    .navbar.scrolled {
      background: rgba(15, 12, 31, 0.9);
      box-shadow: 0 20px 50px -10px rgba(0,0,0,0.6);
    }
    .logo {
      font-weight: 700;
      font-size: 1.6rem;
      letter-spacing: -1px;
      background: var(--gradient-main);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 32px;
    }
    .nav-links a {
      font-weight: 500;
      font-size: 0.95rem;
      color: var(--text-secondary);
      transition: var(--transition);
      position: relative;
    }
    .nav-links a::after {
      content: '';
      position: absolute;
      bottom: -4px;
      left: 0;
      width: 0;
      height: 2px;
      background: var(--gradient-main);
      transition: var(--transition);
    }
    .nav-links a:hover { color: #fff; }
    .nav-links a:hover::after { width: 100%; }
    .lang-toggle {
      display: flex;
      background: rgba(255,255,255,0.06);
      border-radius: 60px;
      padding: 4px;
      border: 1px solid rgba(255,255,255,0.06);
    }
    .lang-toggle button {
      background: transparent;
      border: none;
      padding: 6px 18px;
      border-radius: 40px;
      font-weight: 600;
      font-size: 0.85rem;
      color: var(--text-secondary);
      cursor: pointer;
      transition: var(--transition);
      font-family: inherit;
    }
    .lang-toggle button.active {
      background: var(--gradient-main);
      color: #0f0c1f;
      box-shadow: 0 4px 14px rgba(124, 77, 255, 0.3);
    }
    .menu-btn {
      display: none;
      flex-direction: column;
      gap: 5px;
      background: transparent;
      border: none;
      cursor: pointer;
      padding: 6px;
    }
    .menu-btn span {
      display: block;
      width: 28px;
      height: 2.5px;
      background: var(--text-primary);
      border-radius: 4px;
      transition: var(--transition);
    }
    .menu-btn.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
    .menu-btn.open span:nth-child(2) { opacity: 0; }
    .menu-btn.open span:nth-child(3) { transform: rotate(-45deg) translate(6px, -6px); }

    /* ===== Hero ===== */
    .hero {
      padding: 40px 0 80px;
      position: relative;
      overflow: hidden;
    }
    .hero-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 60px;
      align-items: center;
      min-height: 80vh;
    }
    .hero-content { position: relative; z-index: 2; }
    .hero-content .badge {
      display: inline-block;
      background: rgba(179, 136, 255, 0.1);
      border: 1px solid rgba(179, 136, 255, 0.15);
      border-radius: 60px;
      padding: 6px 20px;
      font-size: 0.8rem;
      color: var(--accent-1);
      margin-bottom: 24px;
      letter-spacing: 1px;
    }
    .hero-content h1 {
      font-size: clamp(2.8rem, 10vw, 4.8rem);
      line-height: 1.1;
      margin-bottom: 20px;
    }
    .hero-content h1 span { background: var(--gradient-main); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
    .hero-content p {
      font-size: 1.2rem;
      color: var(--text-secondary);
      max-width: 520px;
      margin-bottom: 40px;
    }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; }
    .hero-stats {
      display: flex;
      gap: 40px;
      margin-top: 40px;
      padding-top: 32px;
      border-top: 1px solid rgba(255,255,255,0.05);
    }
    .hero-stats div strong { font-size: 1.8rem; display: block; background: var(--gradient-main); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
    .hero-stats div span { color: var(--text-muted); font-size: 0.9rem; }

    .hero-visual {
      position: relative;
      display: flex;
      justify-content: center;
      align-items: center;
    }
    .hero-visual .orb {
      width: 420px;
      height: 420px;
      border-radius: 50%;
      background: radial-gradient(circle at 30% 30%, #b388ff, #7c4dff, #0f0c1f 80%);
      filter: blur(80px);
      opacity: 0.5;
      position: absolute;
      z-index: 0;
      animation: pulseOrb 8s ease-in-out infinite alternate;
    }
    @keyframes pulseOrb { 0% { transform: scale(1); opacity: 0.4; } 100% { transform: scale(1.3); opacity: 0.7; } }
    .hero-visual .card-glow {
      position: relative;
      z-index: 2;
      background: rgba(255,255,255,0.02);
      backdrop-filter: blur(20px);
      border: 1px solid rgba(255,255,255,0.06);
      border-radius: 40px;
      padding: 30px 25px;
      width: 100%;
      max-width: 480px;
      box-shadow: var(--shadow-card), 0 0 80px rgba(124,77,255,0.1);
      transform: perspective(800px) rotateY(-3deg) rotateX(4deg);
      transition: var(--transition);
    }
    .hero-visual .card-glow:hover { transform: perspective(800px) rotateY(0deg) rotateX(0deg); }
    .hero-visual .card-glow .row { display: flex; gap: 16px; margin-bottom: 20px; align-items: center; }
    .hero-visual .card-glow .row .icon {
      width: 44px; height: 44px; border-radius: 16px;
      background: var(--gradient-main);
      display: flex; align-items: center; justify-content: center;
      font-size: 1.4rem;
    }
    .hero-visual .card-glow .row h4 { font-size: 1.1rem; }
    .hero-visual .card-glow .row p { color: var(--text-secondary); font-size: 0.9rem; }
    .hero-visual .card-glow .chart {
      width: 100%;
      height: 70px;
      background: rgba(255,255,255,0.03);
      border-radius: 20px;
      margin-top: 12px;
      display: flex;
      align-items: flex-end;
      gap: 8px;
      padding: 8px 12px;
    }
    .hero-visual .card-glow .chart .bar {
      flex: 1;
      background: var(--gradient-main);
      border-radius: 10px 10px 4px 4px;
      height: calc(30% + 10% * var(--i, 1));
      opacity: 0.8;
      transition: 0.4s;
    }

    /* ===== Sections common ===== */
    section { padding: 90px 0; position: relative; }
    .section-label {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 12px;
    }
    .section-label .line {
      width: 40px;
      height: 2px;
      background: var(--gradient-main);
    }

    /* ===== Services ===== */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }
    .service-card {
      background: var(--bg-card);
      border: var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 36px 28px;
      transition: var(--transition);
      backdrop-filter: blur(6px);
      position: relative;
      overflow: hidden;
    }
    .service-card::before {
      content: '';
      position: absolute;
      top: 0; left: 0; right: 0; bottom: 0;
      background: var(--gradient-main);
      opacity: 0;
      transition: var(--transition);
      z-index: 0;
      border-radius: var(--radius-lg);
    }
    .service-card:hover::before { opacity: 0.05; }
    .service-card * { position: relative; z-index: 1; }
    .service-card .icon {
      font-size: 2.6rem;
      margin-bottom: 20px;
      display: inline-block;
    }
    .service-card h3 { font-size: 1.3rem; margin-bottom: 10px; }
    .service-card p { color: var(--text-secondary); font-size: 0.95rem; }

    /* ===== About ===== */
    .about-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 60px;
      align-items: center;
    }
    .about-visual {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }
    .about-visual .box {
      background: var(--bg-card);
      border: var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 30px 20px;
      text-align: center;
      backdrop-filter: blur(4px);
    }
    .about-visual .box strong { font-size: 2.4rem; background: var(--gradient-main); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
    .about-visual .box span { color: var(--text-secondary); font-size: 0.9rem; display: block; margin-top: 4px; }

    /* ===== Testimonials ===== */
    .testimonial-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }
    .testimonial {
      background: var(--bg-card);
      border: var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 30px 28px;
      backdrop-filter: blur(6px);
    }
    .testimonial .stars { color: #ffd54f; letter-spacing: 2px; margin-bottom: 12px; }
    .testimonial p { font-size: 1rem; color: var(--text-secondary); margin-bottom: 20px; }
    .testimonial .author { display: flex; align-items: center; gap: 14px; }
    .testimonial .author .avatar {
      width: 48px; height: 48px;
      border-radius: 50%;
      background: var(--gradient-main);
      display: flex; align-items: center; justify-content: center;
      font-weight: 700;
      color: #0f0c1f;
    }
    .testimonial .author h4 { font-size: 1rem; }
    .testimonial .author span { font-size: 0.8rem; color: var(--text-muted); }

    /* ===== FAQ ===== */
    .faq-list {
      max-width: 800px;
      margin: 40px auto 0;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .faq-item {
      background: var(--bg-card);
      border: var(--border-subtle);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: var(--transition);
    }
    .faq-item button {
      width: 100%;
      background: transparent;
      border: none;
      padding: 22px 28px;
      font-size: 1.05rem;
      font-weight: 600;
      color: var(--text-primary);
      text-align: right;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-family: inherit;
    }
    .faq-item button .icon { transition: var(--transition); font-size: 1.3rem; }
    .faq-item.open button .icon { transform: rotate(180deg); }
    .faq-item .answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.4s ease, padding 0.4s ease;
      padding: 0 28px;
      color: var(--text-secondary);
    }
    .faq-item.open .answer { max-height: 200px; padding: 0 28px 22px; }

    /* ===== CTA ===== */
    .cta-section {
      background: var(--bg-secondary);
      border-radius: var(--radius-xl);
      padding: 70px 40px;
      text-align: center;
      border: var(--border-subtle);
      position: relative;
      overflow: hidden;
    }
    .cta-section .glow-bg {
      position: absolute;
      width: 400px; height: 400px;
      border-radius: 50%;
      background: radial-gradient(circle, #7c4dff, transparent 70%);
      filter: blur(100px);
      opacity: 0.15;
      top: -100px; right: -100px;
    }
    .cta-section h2 { font-size: clamp(2.2rem, 4vw, 3.2rem); margin-bottom: 16px; }
    .cta-section p { color: var(--text-secondary); max-width: 580px; margin: 0 auto 30px; }

    /* ===== Footer ===== */
    footer {
      padding: 50px 0 30px;
      border-top: var(--border-subtle);
      margin-top: 20px;
      display: flex;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 30px;
    }
    footer .copy { color: var(--text-muted); font-size: 0.9rem; }

    /* ===== RTL overrides for layout ===== */
    [dir="rtl"] .hero-grid { direction: rtl; }
    [dir="ltr"] .hero-grid { direction: ltr; }
    [dir="rtl"] .service-card { text-align: right; }
    [dir="ltr"] .service-card { text-align: left; }
    [dir="rtl"] .testimonial .author { flex-direction: row-reverse; }
    [dir="ltr"] .testimonial .author { flex-direction: row; }

    /* ===== Responsive ===== */
    @media (max-width: 1024px) {
      .hero-grid { grid-template-columns: 1fr; text-align: center; }
      .hero-content p { margin-left: auto; margin-right: auto; }
      .hero-actions { justify-content: center; }
      .hero-stats { justify-content: center; }
      .about-grid { grid-template-columns: 1fr; text-align: center; }
      .about-visual { max-width: 420px; margin: 0 auto; }
    }
    @media (max-width: 768px) {
      body { padding: 0 12px; }
      .navbar { padding: 10px 16px; border-radius: 40px; top: 8px; }
      .nav-links { display: none; flex-direction: column; position: absolute; top: 70px; left: 10px; right: 10px; background: rgba(15,12,31,0.95); backdrop-filter: blur(30px); border-radius: 30px; padding: 24px; gap: 20px; border: var(--border-subtle); }
      .nav-links.open { display: flex; }
      .menu-btn { display: flex; }
      .hero { padding: 20px 0 40px; }
      .hero-visual .card-glow { transform: none; }
      .hero-visual .orb { width: 240px; height: 240px; }
      .hero-stats { flex-wrap: wrap; gap: 20px; }
      .cta-section { padding: 40px 20px; }
      .services-grid { grid-template-columns: 1fr; }
      .testimonial-grid { grid-template-columns: 1fr; }
      .about-visual { grid-template-columns: 1fr 1fr; }
    }
    @media (max-width: 480px) {
      .about-visual { grid-template-columns: 1fr; }
      .hero-content h1 { font-size: 2.5rem; }
      .btn-primary, .btn-secondary { width: 100%; justify-content: center; }
      .hero-actions { flex-direction: column; width: 100%; }
      footer { flex-direction: column; align-items: center; text-align: center; }
    }

    /* ===== Reveal animations ===== */
    .reveal {
      opacity: 0;
      transform: translateY(40px);
      transition: opacity 0.7s ease, transform 0.7s ease;
    }
    .reveal.visible {
      opacity: 1;
      transform: translateY(0);
    }
    .js .reveal { opacity: 0; transform: translateY(40px); }
    .js .reveal.visible { opacity: 1; transform: translateY(0); }

    /* ===== reduced motion ===== */
    @media (prefers-reduced-motion: reduce) {
      .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
      .hero-visual .orb { animation: none; }
      * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
    }