* { margin: 0; padding: 0; box-sizing: border-box; }
    body {
      font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
      background: linear-gradient(180deg, #020617 0%, #0f0f23 100%);
      color: #e5e7eb;
      line-height: 1.6;
      overflow-x: hidden;
    }
    a { color: inherit; text-decoration: none; }

    /* HEADER PRO */
    header {
      position: sticky;
      top: 0;
      z-index: 100;
      backdrop-filter: blur(25px);
      background: rgba(15,23,42,0.95);
      border-bottom: 1px solid rgba(99,102,241,0.3);
      box-shadow: 0 8px 32px rgba(15,23,42,0.6);
    }
    .container {
      max-width: 1280px;
      margin: 0 auto;
      padding: 1rem 1.5rem;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1.5rem;
    }
    .logo {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      font-weight: 800;
    }
    .logo-mark {
      width: 42px;
      height: 42px;
      border-radius: 14px;
      background: conic-gradient(from 0deg, #6366f1, #a855f7, #ec4899, #6366f1);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.2rem;
      color: #ffffff;
      box-shadow: 0 0 30px rgba(99,102,241,0.6);
      position: relative;
    }
    .logo-mark::after {
      content: 'RT';
      position: absolute;
      font-size: 0.55rem;
      font-weight: 900;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
    }
    .logo-text-main { 
      font-size: 1.1rem; 
      font-weight: 800;
      background: linear-gradient(135deg, #6366f1, #a855f7);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .logo-text-sub { 
      font-size: 0.75rem; 
      color: #9ca3af;
      font-weight: 500;
    }

    nav ul {
      display: flex;
      list-style: none;
      gap: 2rem;
      font-size: 0.95rem;
      font-weight: 500;
    }
    nav a {
      position: relative;
      padding: 0.5rem 0;
      color: #e5e7eb;
      transition: all 0.3s ease;
    }
    nav a::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: 0;
      width: 0;
      height: 2px;
      border-radius: 999px;
      background: linear-gradient(90deg, #6366f1, #a855f7);
      transition: width 0.3s ease;
    }
    nav a:hover {
      color: #ffffff;
    }
    nav a:hover::after { width: 100%; }

    .btn-wa {
      display: inline-flex;
      align-items: center;
      gap: 0.6rem;
      padding: 0.75rem 1.5rem;
      border-radius: 50px;
      background: linear-gradient(135deg, #22c55e, #16a34a);
      color: #ecfdf5;
      font-size: 0.9rem;
      font-weight: 600;
      border: none;
      cursor: pointer;
      box-shadow: 0 12px 30px rgba(34,197,94,0.4);
      transition: all 0.3s ease;
    }
    .btn-wa:hover { 
      transform: translateY(-2px);
      box-shadow: 0 18px 40px rgba(34,197,94,0.5);
    }

    /* HERO SECTION */
    .hero {
      min-height: 100vh;
      display: flex;
      align-items: center;
      background: radial-gradient(ellipse at top, rgba(99,102,241,0.3) 0%, transparent 50%),
                  radial-gradient(ellipse at bottom right, rgba(168,85,247,0.2) 0%, transparent 50%);
      position: relative;
    }
    .hero::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><radialGradient id="a" cx="50%" cy="50%"><stop offset="0%" stop-color="%236366f1" stop-opacity="0.1"/><stop offset="100%" stop-color="%23a855f7" stop-opacity="0"/></radialGradient></defs><circle cx="20" cy="20" r="3" fill="url(%23a)"><animate attributeName="r" values="3;5;3" dur="3s" repeatCount="indefinite"/></circle><circle cx="80" cy="80" r="2" fill="url(%23a)"><animate attributeName="r" values="2;4;2" dur="4s" repeatCount="indefinite"/></circle></svg>');
      animation: float 20s infinite linear;
    }
    @keyframes float {
      0%, 100% { transform: translateY(0px) rotate(0deg); }
      33% { transform: translateY(-20px) rotate(120deg); }
      66% { transform: translateY(-10px) rotate(240deg); }
    }

    .hero-inner {
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 1.5rem;
      display: grid;
      grid-template-columns: 1.2fr 1fr;
      gap: 4rem;
      position: relative;
      z-index: 2;
    }

    .hero-kicker {
      font-size: 0.85rem;
      text-transform: uppercase;
      letter-spacing: 0.15em;
      color: #a5b4fc;
      display: inline-flex;
      align-items: center;
      gap: 0.6rem;
      margin-bottom: 1rem;
      font-weight: 600;
    }
    .hero-kicker span.dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: linear-gradient(135deg, #22c55e, #16a34a);
      box-shadow: 0 0 0 3px rgba(34,197,94,0.4);
      animation: pulse 2s infinite;
    }
    @keyframes pulse {
      0%, 100% { transform: scale(1); opacity: 1; }
      50% { transform: scale(1.2); opacity: 0.7; }
    }

    .hero-title {
      font-size: clamp(2.8rem, 5vw, 4rem);
      font-weight: 900;
      line-height: 1.1;
      margin-bottom: 1.5rem;
      letter-spacing: -0.02em;
      background: linear-gradient(135deg, #ffffff 0%, #e5e7eb 50%, #a5b4fc 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-title span.accent {
      background: linear-gradient(135deg, #f97316, #fde68a, #f59e0b);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-sub {
      font-size: 1.1rem;
      color: #cbd5f5;
      max-width: 550px;
      margin-bottom: 2rem;
      font-weight: 400;
    }

    .hero-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 0.8rem;
      margin-bottom: 2.5rem;
    }
    .hero-badge {
      padding: 0.5rem 1rem;
      border-radius: 50px;
      border: 1px solid rgba(148,163,184,0.3);
      background: rgba(15,23,42,0.8);
      backdrop-filter: blur(10px);
      color: #e5e7eb;
      font-size: 0.85rem;
      font-weight: 500;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 1rem;
      align-items: center;
    }
    .btn-primary, .btn-ghost {
      padding: 1rem 2rem;
      border-radius: 50px;
      font-size: 0.95rem;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 0.7rem;
      cursor: pointer;
      transition: all 0.3s ease;
      text-decoration: none;
    }
    .btn-primary {
      background: linear-gradient(135deg, #6366f1, #a855f7);
      color: #ffffff;
      box-shadow: 0 16px 40px rgba(99,102,241,0.5);
      border: none;
    }
    .btn-primary:hover {
      transform: translateY(-3px);
      box-shadow: 0 24px 50px rgba(99,102,241,0.6);
    }
    .btn-ghost {
      border: 2px dashed rgba(148,163,184,0.5);
      background: rgba(15,23,42,0.9);
      color: #e5e7eb;
    }
    .btn-ghost:hover {
      border-color: rgba(99,102,241,0.7);
      background: rgba(99,102,241,0.1);
      transform: translateY(-2px);
    }

    /* SERVICES CARDS PRO */
    .section {
      max-width: 1280px;
      margin: 0 auto;
      padding: 5rem 1.5rem;
    }
    .section-title {
      font-size: 2.5rem;
      font-weight: 800;
      margin-bottom: 1rem;
      background: linear-gradient(135deg, #ffffff, #a5b4fc);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .section-sub {
      font-size: 1.15rem;
      color: #9ca3af;
      max-width: 600px;
      margin-bottom: 3rem;
    }

    .services-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
      gap: 2rem;
    }
    .service-card {
      background: rgba(15,23,42,0.9);
      backdrop-filter: blur(20px);
      border: 1px solid rgba(99,102,241,0.3);
      border-radius: 24px;
      padding: 2.5rem 2rem;
      position: relative;
      overflow: hidden;
      transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .service-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: -100%;
      width: 100%;
      height: 100%;
      background: linear-gradient(90deg, transparent, rgba(99,102,241,0.1), transparent);
      transition: left 0.6s;
    }
    .service-card:hover {
      transform: translateY(-12px);
      box-shadow: 0 40px 80px rgba(15,23,42,0.8);
      border-color: rgba(99,102,241,0.6);
    }
    .service-card:hover::before {
      left: 100%;
    }

    .service-chip {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      padding: 0.4rem 1rem;
      border-radius: 50px;
      background: rgba(99,102,241,0.2);
      border: 1px solid rgba(99,102,241,0.4);
      font-size: 0.8rem;
      font-weight: 600;
      color: #a5b4fc;
      margin-bottom: 1.5rem;
    }

    .service-title {
      font-size: 1.6rem;
      font-weight: 800;
      margin-bottom: 1rem;
      color: #ffffff;
    }
    .service-price {
      font-size: 2rem;
      font-weight: 900;
      background: linear-gradient(135deg, #22c55e, #16a34a);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      margin-bottom: 1rem;
    }
    .service-desc {
      color: #cbd5f5;
      font-size: 1.05rem;
      margin-bottom: 1.5rem;
      line-height: 1.7;
    }
    .service-features {
      display: grid;
      gap: 0.8rem;
      margin-bottom: 2rem;
    }
    .service-feature {
      display: flex;
      align-items: center;
      gap: 0.8rem;
      font-size: 0.95rem;
    }
    .service-feature-icon {
      width: 28px;
      height: 28px;
      border-radius: 8px;
      background: linear-gradient(135deg, #22c55e, #16a34a);
      display: flex;
      align-items: center;
      justify-content: center;
      color: white;
      font-size: 0.8rem;
      font-weight: 700;
    }

    .service-cta {
      width: 100%;
      padding: 1.2rem;
      border-radius: 16px;
      border: none;
      background: linear-gradient(135deg, #22c55e, #16a34a);
      color: white;
      font-size: 1rem;
      font-weight: 700;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 0.7rem;
      transition: all 0.3s ease;
    }
    .service-cta:hover {
      transform: translateY(-2px);
      box-shadow: 0 20px 40px rgba(34,197,94,0.4);
    }

    /* CTA FINAL */
    .cta-section {
      text-align: center;
      padding: 6rem 1.5rem;
      background: rgba(15,23,42,0.8);
      border-radius: 32px;
      margin: 4rem 1.5rem;
      border: 1px solid rgba(99,102,241,0.3);
    }
    .cta-title {
      font-size: 3rem;
      font-weight: 900;
      margin-bottom: 1.5rem;
      background: linear-gradient(135deg, #ffffff, #a5b4fc);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    /* FOOTER */
    footer {
      padding: 3rem 1.5rem 2rem;
      text-align: center;
      color: #9ca3af;
      border-top: 1px solid rgba(99,102,241,0.3);
    }

    /* MODAL PRO */
    .modal {
      display: none;
      position: fixed;
      inset: 0;
      background: rgba(15,23,42,0.95);
      backdrop-filter: blur(25px);
      z-index: 200;
      align-items: center;
      justify-content: center;
      padding: 2rem;
    }
    .modal-content {
      max-width: 520px;
      width: 100%;
      background: rgba(15,23,42,0.98);
      backdrop-filter: blur(30px);
      border: 1px solid rgba(99,102,241,0.4);
      border-radius: 24px;
      padding: 2.5rem;
      box-shadow: 0 50px 100px rgba(15,23,42,0.9);
    }
    .form-group {
      margin-bottom: 1.5rem;
    }
    .form-group label {
      display: block;
      margin-bottom: 0.5rem;
      font-weight: 600;
      color: #e5e7eb;
      font-size: 0.9rem;
    }
    .form-group input, .form-group select, .form-group textarea {
      width: 100%;
      padding: 1rem 1.2rem;
      border: 2px solid rgba(51,65,85,0.8);
      border-radius: 16px;
      background: rgba(15,23,42,0.9);
      color: #e5e7eb;
      font-size: 1rem;
      transition: all 0.3s ease;
    }
    .form-group input:focus, .form-group select:focus, .form-group textarea:focus {
      outline: none;
      border-color: #6366f1;
      box-shadow: 0 0 0 4px rgba(99,102,241,0.2);
    }

    /* RESPONSIVE */
    @media (max-width: 1024px) {
      .hero-inner { grid-template-columns: 1fr; gap: 3rem; text-align: center; }
      nav ul { display: none; }
      .services-grid { grid-template-columns: 1fr; }
    }