:root {
      --blue-900: #0B1D36;
      --blue-800: #122B4A;
      --blue-700: #1A3A63;
      --blue-600: #1E4D8C;
      --blue-500: #2563EB;
      --yellow-400: #FACC15;
      --yellow-500: #EAB308;
      --yellow-600: #CA8A04;
      --gray-50: #F8FAFC;
      --gray-100: #F1F5F9;
      --gray-200: #E2E8F0;
      --gray-300: #CBD5E1;
      --gray-600: #475569;
      --gray-700: #334155;
      --gray-800: #1E293B;
      --white: #FFFFFF;
      --radius: 16px;
      --shadow: 0 10px 40px -10px rgba(11, 29, 54, 0.18);
      --shadow-lg: 0 25px 50px -12px rgba(11, 29, 54, 0.25);
    }
    * { margin: 0; padding: 0; box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      font-family: 'Inter', system-ui, -apple-system, sans-serif;
      background: var(--gray-50);
      color: var(--gray-800);
      line-height: 1.6;
      overflow-x: hidden;
    }
    a { text-decoration: none; color: inherit; }
    img { max-width: 100%; display: block; }
    .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }

    /* HEADER */
    .header {
      position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
      background: rgba(11, 29, 54, 0.95);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      transition: all 0.3s ease;
    }
    .header.scrolled { box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2); }
    .nav {
      display: flex; align-items: center; justify-content: space-between; height: 72px;
    }
    .logo {
      display: flex; align-items: center; gap: 12px;
      color: var(--white); letter-spacing: -0.02em;
    }
    .logo-icon {
      width: 44px; height: 44px;
      background: linear-gradient(135deg, var(--yellow-400), var(--yellow-600));
      border-radius: 12px; display: flex; align-items: center; justify-content: center;
      font-size: 1.45rem; box-shadow: 0 4px 15px rgba(234, 179, 8, 0.4);
      flex-shrink: 0;
    }
    .logo-text {
      display: flex; flex-direction: column; line-height: 1.15;
    }
    .logo-main {
      font-weight: 800; font-size: 1.35rem; color: var(--white);
    }
    .logo-sub {
      font-weight: 600; font-size: 0.72rem; color: var(--yellow-400);
      letter-spacing: 0.04em; text-transform: uppercase;
    }
    .nav-links { display: flex; align-items: center; gap: 32px; list-style: none; }
    .nav-links a {
      color: rgba(255, 255, 255, 0.85); font-weight: 500; font-size: 0.95rem; transition: color 0.2s;
    }
    .nav-links a:hover { color: var(--yellow-400); }
    .nav-cta { display: flex; align-items: center; gap: 12px; }
    .btn {
      display: inline-flex; align-items: center; justify-content: center; gap: 8px;
      padding: 12px 24px; border-radius: 12px; font-weight: 600; font-size: 0.95rem;
      border: none; cursor: pointer; transition: all 0.25s ease;
    }
    .btn-yellow {
      background: linear-gradient(135deg, var(--yellow-400), var(--yellow-500));
      color: var(--blue-900); box-shadow: 0 4px 20px rgba(234, 179, 8, 0.35);
    }
    .btn-yellow:hover { transform: translateY(-2px); box-shadow: 0 8px 25px rgba(234, 179, 8, 0.45); }
    .btn-outline {
      background: transparent; color: var(--white); border: 2px solid rgba(255, 255, 255, 0.25);
    }
    .btn-outline:hover { border-color: var(--yellow-400); color: var(--yellow-400); }
    .btn-lg { padding: 16px 32px; font-size: 1.05rem; border-radius: 14px; }
    .phone-link {
      display: flex; align-items: center; gap: 8px; color: var(--yellow-400);
      font-weight: 700; font-size: 1rem;
    }
    .mobile-toggle {
      display: none; background: none; border: none; color: white; font-size: 1.5rem; cursor: pointer;
    }

    /* HERO */
    .hero {
      position: relative; min-height: 100vh;
      background: linear-gradient(145deg, var(--blue-900) 0%, var(--blue-800) 45%, var(--blue-700) 100%);
      padding: 140px 0 80px; overflow: hidden; display: flex; align-items: center;
    }
    .hero::before {
      content: ''; position: absolute; top: -20%; right: -10%; width: 600px; height: 600px;
      background: radial-gradient(circle, rgba(250, 204, 21, 0.12) 0%, transparent 70%);
      border-radius: 50%; pointer-events: none;
    }
    .hero::after {
      content: ''; position: absolute; bottom: -15%; left: -5%; width: 400px; height: 400px;
      background: radial-gradient(circle, rgba(37, 99, 235, 0.2) 0%, transparent 70%);
      border-radius: 50%; pointer-events: none;
    }
    .hero-grid {
      display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 60px; align-items: center;
      position: relative; z-index: 2;
    }
    .hero-badge {
      display: inline-flex; align-items: center; gap: 8px;
      background: rgba(250, 204, 21, 0.15); border: 1px solid rgba(250, 204, 21, 0.3);
      color: var(--yellow-400); padding: 8px 16px; border-radius: 50px;
      font-size: 0.875rem; font-weight: 600; margin-bottom: 24px;
    }
    .hero-badge .dot {
      width: 8px; height: 8px; background: var(--yellow-400); border-radius: 50%;
      animation: pulse 1.5s infinite;
    }
    @keyframes pulse {
      0%, 100% { opacity: 1; transform: scale(1); }
      50% { opacity: 0.5; transform: scale(1.3); }
    }
    .hero h1 {
      font-size: clamp(2.4rem, 5vw, 3.6rem); font-weight: 800; color: var(--white);
      line-height: 1.15; letter-spacing: -0.03em; margin-bottom: 20px;
    }
    .hero h1 span { color: var(--yellow-400); }
    .hero-desc {
      font-size: 1.15rem; color: rgba(255, 255, 255, 0.8); max-width: 520px;
      margin-bottom: 36px; line-height: 1.7;
    }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 40px; }
    .hero-stats { display: flex; gap: 36px; flex-wrap: wrap; }
    .stat-value { font-size: 1.75rem; font-weight: 800; color: var(--yellow-400); line-height: 1; }
    .stat-label { font-size: 0.85rem; color: rgba(255, 255, 255, 0.65); margin-top: 4px; }
    .hero-card {
      background: rgba(255, 255, 255, 0.06); border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: 24px; padding: 32px; backdrop-filter: blur(10px); box-shadow: var(--shadow-lg);
    }
    .hero-card h3 { color: var(--white); font-size: 1.25rem; font-weight: 700; margin-bottom: 8px; }
    .hero-card p { color: rgba(255, 255, 255, 0.7); font-size: 0.95rem; margin-bottom: 24px; }
    .phone-big {
      display: flex; align-items: center; gap: 14px; background: var(--yellow-400);
      color: var(--blue-900); padding: 18px 24px; border-radius: 16px;
      font-weight: 800; font-size: 1.35rem; margin-bottom: 16px; transition: transform 0.2s;
    }
    .phone-big:hover { transform: scale(1.02); }
    .whatsapp-btn {
      display: flex; align-items: center; justify-content: center; gap: 10px;
      background: #25D366; color: white; padding: 14px 24px; border-radius: 14px;
      font-weight: 600; transition: all 0.2s;
    }
    .whatsapp-btn:hover { background: #1da851; transform: translateY(-2px); }

    /* SECTIONS */
    .section { padding: 100px 0; }
    .section-header { text-align: center; max-width: 640px; margin: 0 auto 60px; }
    .section-tag {
      display: inline-block; background: rgba(37, 99, 235, 0.1); color: var(--blue-500);
      font-weight: 600; font-size: 0.875rem; padding: 6px 14px; border-radius: 50px; margin-bottom: 16px;
    }
    .section-header h2 {
      font-size: clamp(1.8rem, 4vw, 2.5rem); font-weight: 800; color: var(--blue-900);
      letter-spacing: -0.02em; margin-bottom: 16px;
    }
    .section-header p { color: var(--gray-600); font-size: 1.1rem; }

    /* SERVICES */
    .services-grid {
      display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px;
    }
    .service-card {
      background: var(--white); border-radius: var(--radius); padding: 32px 28px;
      box-shadow: var(--shadow); border: 1px solid var(--gray-100);
      transition: all 0.3s ease; position: relative; overflow: hidden;
    }
    .service-card::before {
      content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 4px;
      background: linear-gradient(90deg, var(--blue-500), var(--yellow-400));
      opacity: 0; transition: opacity 0.3s;
    }
    .service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
    .service-card:hover::before { opacity: 1; }
    .service-icon {
      width: 56px; height: 56px;
      background: linear-gradient(135deg, rgba(37, 99, 235, 0.12), rgba(250, 204, 21, 0.15));
      border-radius: 14px; display: flex; align-items: center; justify-content: center;
      font-size: 1.6rem; margin-bottom: 20px;
    }
    .service-card h3 { font-size: 1.2rem; font-weight: 700; color: var(--blue-900); margin-bottom: 10px; }
    .service-card p { color: var(--gray-600); font-size: 0.95rem; line-height: 1.65; }

    /* HOW IT WORKS */
    .how { background: var(--blue-900); position: relative; overflow: hidden; }
    .how .section-header h2 { color: var(--white); }
    .how .section-header p { color: rgba(255, 255, 255, 0.7); }
    .how .section-tag { background: rgba(250, 204, 21, 0.15); color: var(--yellow-400); }
    .steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; position: relative; }
    .step { text-align: center; position: relative; z-index: 2; }
    .step-number {
      width: 64px; height: 64px;
      background: linear-gradient(135deg, var(--yellow-400), var(--yellow-600));
      color: var(--blue-900); font-weight: 800; font-size: 1.4rem; border-radius: 50%;
      display: flex; align-items: center; justify-content: center; margin: 0 auto 20px;
      box-shadow: 0 8px 25px rgba(234, 179, 8, 0.35);
    }
    .step h3 { color: var(--white); font-size: 1.15rem; font-weight: 700; margin-bottom: 10px; }
    .step p { color: rgba(255, 255, 255, 0.7); font-size: 0.95rem; line-height: 1.6; }

    /* FEATURES */
    .features-grid {
      display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 28px;
    }
    .feature {
      display: flex; gap: 18px; background: var(--white); padding: 28px;
      border-radius: var(--radius); box-shadow: var(--shadow); border: 1px solid var(--gray-100);
    }
    .feature-icon {
      width: 52px; height: 52px; min-width: 52px;
      background: linear-gradient(135deg, var(--blue-600), var(--blue-500));
      border-radius: 14px; display: flex; align-items: center; justify-content: center;
      font-size: 1.4rem; color: white;
    }
    .feature h3 { font-size: 1.1rem; font-weight: 700; color: var(--blue-900); margin-bottom: 6px; }
    .feature p { color: var(--gray-600); font-size: 0.925rem; }

    /* CTA */
    .cta-banner {
      background: linear-gradient(135deg, var(--blue-800), var(--blue-600));
      border-radius: 24px; padding: 56px 48px;
      display: flex; align-items: center; justify-content: space-between; gap: 32px;
      flex-wrap: wrap; box-shadow: var(--shadow-lg); position: relative; overflow: hidden;
    }
    .cta-banner::before {
      content: ''; position: absolute; right: -50px; top: -50px; width: 200px; height: 200px;
      background: rgba(250, 204, 21, 0.15); border-radius: 50%;
    }
    .cta-content h2 { color: var(--white); font-size: 1.9rem; font-weight: 800; margin-bottom: 10px; }
    .cta-content p { color: rgba(255, 255, 255, 0.8); font-size: 1.05rem; }
    .cta-actions { display: flex; gap: 14px; flex-wrap: wrap; }

    /* CONTACT */
    .contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
    .contact-info { display: flex; flex-direction: column; gap: 24px; }
    .contact-item { display: flex; gap: 16px; align-items: flex-start; }
    .contact-icon {
      width: 48px; height: 48px; min-width: 48px;
      background: linear-gradient(135deg, rgba(37, 99, 235, 0.12), rgba(250, 204, 21, 0.15));
      border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 1.3rem;
    }
    .contact-item h4 { font-weight: 700; color: var(--blue-900); margin-bottom: 4px; }
    .contact-item p, .contact-item a { color: var(--gray-600); font-size: 0.95rem; }
    .contact-item a:hover { color: var(--blue-500); }
    .contact-form {
      background: var(--white); padding: 36px; border-radius: var(--radius);
      box-shadow: var(--shadow); border: 1px solid var(--gray-100);
    }
    .contact-form h3 { font-size: 1.3rem; font-weight: 700; color: var(--blue-900); margin-bottom: 24px; }
    .form-group { margin-bottom: 18px; }
    .form-group label {
      display: block; font-weight: 500; font-size: 0.9rem; color: var(--gray-700); margin-bottom: 6px;
    }
    .form-group input, .form-group textarea, .form-group select {
      width: 100%; padding: 13px 16px; border: 1.5px solid var(--gray-200);
      border-radius: 12px; font-family: inherit; font-size: 0.95rem;
      transition: border-color 0.2s; background: var(--gray-50);
    }
    .form-group input:focus, .form-group textarea:focus, .form-group select:focus {
      outline: none; border-color: var(--blue-500); background: white;
    }
    .form-group textarea { resize: vertical; min-height: 110px; }

    /* FOOTER */
    .footer {
      background: var(--blue-900); color: rgba(255, 255, 255, 0.75); padding: 60px 0 30px;
    }
    .footer-grid {
      display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 48px;
    }
    .footer-brand .logo { margin-bottom: 16px; }
    .footer-brand p { font-size: 0.95rem; line-height: 1.7; max-width: 280px; }
    .footer h4 { color: var(--white); font-weight: 700; margin-bottom: 18px; font-size: 1.05rem; }
    .footer ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
    .footer ul a { color: rgba(255, 255, 255, 0.7); font-size: 0.95rem; transition: color 0.2s; }
    .footer ul a:hover { color: var(--yellow-400); }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.1); padding-top: 24px;
      display: flex; justify-content: space-between; align-items: center;
      flex-wrap: wrap; gap: 12px; font-size: 0.875rem;
    }

    /* FLOAT */
    .float-call {
      position: fixed; bottom: 28px; right: 28px; z-index: 999;
      display: flex; flex-direction: column; gap: 12px; align-items: flex-end;
    }
    .float-btn {
      width: 60px; height: 60px; border-radius: 50%;
      display: flex; align-items: center; justify-content: center; font-size: 1.5rem;
      box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25); transition: transform 0.2s; color: white;
    }
    .float-btn:hover { transform: scale(1.08); }
    .float-phone { background: linear-gradient(135deg, var(--yellow-400), var(--yellow-600)); color: var(--blue-900); }
    .float-wa { background: #25D366; }

    /* RESPONSIVE */
    @media (max-width: 992px) {
      .hero-grid { grid-template-columns: 1fr; gap: 40px; }
      .hero-card { max-width: 420px; }
      .steps { grid-template-columns: repeat(2, 1fr); gap: 32px; }
      .contact-grid { grid-template-columns: 1fr; }
      .footer-grid { grid-template-columns: 1fr 1fr; }
    }
    @media (max-width: 768px) {
      .nav-links {
        display: none; position: absolute; top: 72px; left: 0; right: 0;
        background: var(--blue-900); flex-direction: column; padding: 24px; gap: 16px;
        border-bottom: 1px solid rgba(255,255,255,0.1);
      }
      .nav-links.active { display: flex; }
      .mobile-toggle { display: block; }
      .nav-cta .phone-link { display: none; }
      .hero { padding: 120px 0 60px; min-height: auto; }
      .hero-actions { flex-direction: column; }
      .hero-actions .btn { width: 100%; }
      .steps { grid-template-columns: 1fr; }
      .cta-banner { padding: 40px 28px; flex-direction: column; text-align: center; }
      .cta-actions { width: 100%; justify-content: center; }
      .footer-grid { grid-template-columns: 1fr; gap: 32px; }
      .float-call { bottom: 20px; right: 20px; }
    }