:root {
      /* ── Paleta de Colores  ── */
      --cpe-navy-hero: #061C33;
      --cpe-navy-gradient: radial-gradient(at center center, #124E87 0%, #061C33 100%);
      --cpe-navy-mid: #0B2B4E;
      --cpe-navy-surface: #0E3560;

      --cpe-yellow: #FFD500;
      --cpe-yellow-hover: #EBBF00;
      --cpe-yellow-glow: rgba(255, 213, 0, 0.4);

      --cpe-blue-primary: #124E87;
      --cpe-blue-accent: #0284C7;
      --cpe-blue-light: #E0F2FE;
      --cpe-cyan: #38BDF8;

      --cpe-green: #10B981;
      --cpe-green-light: #ECFDF5;

      --cpe-bg-light: #F8FAFC;
      --cpe-card-bg: #FFFFFF;
      --cpe-border: #E2E8F0;
      --cpe-border-dark: rgba(255, 255, 255, 0.12);

      --cpe-text-dark: #0F172A;
      --cpe-text-muted: #64748B;
      --cpe-text-light: #F1F5F9;

      --shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.05);
      --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
      --shadow-lg: 0 20px 40px -15px rgba(6, 28, 51, 0.12);
      --shadow-yellow: 0 8px 25px rgba(255, 213, 0, 0.35);

      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 20px;
      --radius-pill: 9999px;

      --transition: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: 'Poppins', sans-serif;
      background-color: var(--cpe-bg-light);
      color: var(--cpe-text-dark);
      line-height: 1.6;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }

    /* Container */
    .container {
      width: 100%;
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 1.5rem;
    }

    /* Top Announcement Bar */
    .top-bar {
      background: #041426;
      color: #94A3B8;
      font-size: 0.8rem;
      padding: 0.45rem 1rem;
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 0.5rem;
    }

    .top-bar span {
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
    }

    .top-bar a {
      color: var(--cpe-yellow);
      text-decoration: none;
      font-weight: 600;
    }

    .top-bar a:hover {
      text-decoration: underline;
    }

    /* Sticky Navbar */
    header {
      position: sticky;
      top: 0;
      width: 100%;
      background: rgba(6, 28, 51, 0.96);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border-bottom: 1px solid var(--cpe-border-dark);
      z-index: 1000;
      transition: var(--transition);
    }

    .nav-container {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 0.85rem 0;
    }

    /* Brand Logo */
    .brand {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      text-decoration: none;
      color: #FFFFFF;
    }

    .brand-logo-img {
      height: 80px;
      width: auto;
      object-fit: contain;
    }

    .brand-text {
      display: flex;
      flex-direction: column;
    }

    .brand-title {
      font-size: 1.35rem;
      font-weight: 800;
      letter-spacing: -0.02em;
      color: #FFFFFF;
      line-height: 1.1;
    }

    .brand-title span {
      color: var(--cpe-yellow);
    }

    .brand-subtitle {
      font-size: 0.68rem;
      color: var(--cpe-cyan);
      font-weight: 600;
      letter-spacing: 0.08em;
      text-transform: uppercase;
    }

    /* Nav Links */
    .nav-links {
      display: flex;
      align-items: center;
      gap: 1.5rem;
      list-style: none;
    }

    .nav-link {
      color: #CBD5E1;
      text-decoration: none;
      font-size: 0.9rem;
      font-weight: 500;
      transition: var(--transition);
      position: relative;
      padding: 0.25rem 0;
    }

    .nav-link:hover {
      color: var(--cpe-yellow);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 0.75rem;
    }

    /* Buttons */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 0.5rem;
      font-family: inherit;
      font-size: 0.9rem;
      font-weight: 700;
      border-radius: var(--radius-md);
      padding: 0.65rem 1.4rem;
      cursor: pointer;
      text-decoration: none;
      transition: var(--transition);
      border: none;
      outline: none;
    }

    /* Yellow Button (Signature of cpesunat.com) */
    .btn-yellow {
      background-color: var(--cpe-yellow);
      color: #000000 !important;
      box-shadow: 0 4px 15px rgba(255, 213, 0, 0.3);
    }

    .btn-yellow:hover {
      background-color: var(--cpe-yellow-hover);
      transform: translateY(-2px);
      box-shadow: var(--shadow-yellow);
    }

    /* Ghost White Button */
    .btn-outline-white {
      background: transparent;
      color: #FFFFFF;
      border: 1px solid rgba(255, 255, 255, 0.25);
    }

    .btn-outline-white:hover {
      background: rgba(255, 255, 255, 0.08);
      border-color: #FFFFFF;
      color: var(--cpe-yellow);
      transform: translateY(-2px);
    }

    .btn-superadmin-nav {
      display: none;
      background: rgba(255, 213, 0, 0.15);
      border: 1px solid rgba(255, 213, 0, 0.4);
      color: var(--cpe-yellow) !important;
      font-size: 0.82rem;
      padding: 0.5rem 1rem;
      border-radius: var(--radius-sm);
    }

    .btn-superadmin-nav:hover {
      background: rgba(255, 213, 0, 0.25);
    }

    /* Mobile Hamburger */
    .mobile-menu-btn {
      display: none;
      background: none;
      border: none;
      color: #FFFFFF;
      font-size: 1.6rem;
      cursor: pointer;
    }

    /* ── HERO SECTION (cpesunat.com style) ── */
    .hero-section {
      background: var(--cpe-navy-gradient);
      position: relative;
      color: #FFFFFF;
      padding: 4.5rem 0 5.5rem 0;
      overflow: hidden;
    }

    .hero-section::before {
      content: '';
      position: absolute;
      inset: 0;
      background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.025' fill-rule='evenodd'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/svg%3E");
      pointer-events: none;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 3.5rem;
      align-items: center;
      position: relative;
      z-index: 2;
    }

    /* Hero Left */
    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      background: rgba(18, 78, 135, 0.5);
      border: 1px solid rgba(56, 189, 248, 0.4);
      color: var(--cpe-cyan);
      padding: 0.4rem 1rem;
      border-radius: var(--radius-pill);
      font-size: 0.82rem;
      font-weight: 600;
      margin-bottom: 1.5rem;
      backdrop-filter: blur(8px);
    }

    .hero-badge-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--cpe-yellow);
      box-shadow: 0 0 10px var(--cpe-yellow);
      animation: pulse 2s infinite;
    }

    @keyframes pulse {

      0%,
      100% {
        opacity: 1;
        transform: scale(1);
      }

      50% {
        opacity: 0.5;
        transform: scale(0.85);
      }
    }

    .hero-title {
      font-size: 2.85rem;
      font-weight: 800;
      line-height: 1.18;
      color: #FFFFFF;
      margin-bottom: 1.25rem;
      letter-spacing: -0.02em;
    }

    .hero-title .highlight {
      color: var(--cpe-yellow);
      position: relative;
    }

    .hero-description {
      font-size: 1.05rem;
      line-height: 1.7;
      color: #CBD5E1;
      margin-bottom: 2rem;
      max-width: 580px;
    }

    .hero-ctas {
      display: flex;
      gap: 1rem;
      margin-bottom: 2.5rem;
      flex-wrap: wrap;
    }

    .hero-trust-bar {
      display: flex;
      align-items: center;
      gap: 1.75rem;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      padding-top: 1.75rem;
      flex-wrap: wrap;
    }

    .trust-item {
      display: flex;
      flex-direction: column;
    }

    .trust-item-val {
      font-size: 1.25rem;
      font-weight: 800;
      color: #FFFFFF;
      display: flex;
      align-items: center;
      gap: 0.35rem;
    }

    .trust-item-val span {
      color: var(--cpe-yellow);
    }

    .trust-item-lbl {
      font-size: 0.75rem;
      color: #94A3B8;
      font-weight: 500;
    }

    /* Hero Right - Simulator Card Mockup */
    .hero-mockup-card {
      background: rgba(11, 43, 78, 0.85);
      border: 1px solid rgba(56, 189, 248, 0.3);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.6), 0 0 40px rgba(18, 78, 135, 0.4);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      transform: perspective(1000px) rotateY(-2deg);
      transition: var(--transition);
    }

    .hero-mockup-card:hover {
      transform: perspective(1000px) rotateY(0deg) translateY(-4px);
    }

    .mockup-header {
      background: #041426;
      padding: 0.85rem 1.25rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

    .mockup-dots {
      display: flex;
      gap: 0.4rem;
    }

    .mockup-dot {
      width: 10px;
      height: 10px;
      border-radius: 50%;
    }

    .mockup-title {
      font-size: 0.78rem;
      color: #94A3B8;
      font-family: 'JetBrains Mono', monospace;
    }

    .mockup-body {
      padding: 1.5rem;
    }

    /* Invoice Demo Inside Mockup */
    .invoice-card {
      background: #FFFFFF;
      color: var(--cpe-text-dark);
      border-radius: var(--radius-md);
      padding: 1.5rem;
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    }

    .invoice-top {
      display: flex;
      justify-content: space-between;
      align-items: flex-start;
      border-bottom: 2px dashed #E2E8F0;
      padding-bottom: 1rem;
      margin-bottom: 1rem;
    }

    .invoice-badge-siat {
      background: #ECFDF5;
      color: #059669;
      font-size: 0.72rem;
      font-weight: 700;
      padding: 0.25rem 0.6rem;
      border-radius: 6px;
      display: inline-flex;
      align-items: center;
      gap: 0.3rem;
      border: 1px solid rgba(16, 185, 129, 0.3);
    }

    .invoice-cuf-box {
      background: #F8FAFC;
      border: 1px solid #E2E8F0;
      border-radius: 6px;
      padding: 0.5rem;
      font-family: 'JetBrains Mono', monospace;
      font-size: 0.68rem;
      color: #475569;
      word-break: break-all;
      margin-bottom: 1rem;
    }

    .invoice-items {
      width: 100%;
      border-collapse: collapse;
      font-size: 0.8rem;
      margin-bottom: 1rem;
    }

    .invoice-items th {
      text-align: left;
      color: #64748B;
      font-weight: 600;
      padding: 0.3rem 0;
      border-bottom: 1px solid #E2E8F0;
      font-size: 0.75rem;
    }

    .invoice-items td {
      padding: 0.45rem 0;
      border-bottom: 1px solid #F1F5F9;
    }

    .invoice-total-row {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 1.1rem;
      font-weight: 800;
      color: #0F172A;
      padding-top: 0.5rem;
    }

    .invoice-total-row span {
      color: var(--cpe-blue-primary);
    }

    /* ── INFINITE MODULES MARQUEE (Signature of cpesunat.com) ── */
    .marquee-section {
      background: #041426;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      padding: 2.5rem 0;
      overflow: hidden;
      position: relative;
    }

    .marquee-header {
      text-align: center;
      margin-bottom: 1.75rem;
    }

    .marquee-header h3 {
      color: #FFFFFF;
      font-size: 1.1rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.08em;
    }

    .marquee-header h3 span {
      color: var(--cpe-yellow);
    }

    .marquee-container {
      display: flex;
      width: max-content;
      animation: marqueeScroll 35s linear infinite;
      gap: 1.25rem;
    }

    .marquee-container:hover {
      animation-play-state: paused;
    }

    @keyframes marqueeScroll {
      from {
        transform: translateX(0);
      }

      to {
        transform: translateX(-50%);
      }
    }

    .module-card {
      background: rgba(11, 43, 78, 0.6);
      border: 1px solid rgba(56, 189, 248, 0.2);
      border-radius: var(--radius-md);
      padding: 1.25rem 1.5rem;
      display: flex;
      align-items: center;
      gap: 1rem;
      min-width: 250px;
      color: #FFFFFF;
      transition: var(--transition);
    }

    .module-card:hover {
      background: rgba(18, 78, 135, 0.7);
      border-color: var(--cpe-yellow);
      transform: translateY(-3px);
    }

    .module-icon {
      width: 44px;
      height: 44px;
      border-radius: 10px;
      background: rgba(255, 213, 0, 0.12);
      border: 1px solid rgba(255, 213, 0, 0.3);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.35rem;
      color: var(--cpe-yellow);
      flex-shrink: 0;
    }

    .module-text h4 {
      font-size: 0.95rem;
      font-weight: 700;
      color: #FFFFFF;
      margin-bottom: 0.2rem;
    }

    .module-text p {
      font-size: 0.75rem;
      color: #94A3B8;
      line-height: 1.3;
    }

    /* ── VALUE PROPOSITION / FEATURES ── */
    .section-padding {
      padding: 5rem 0;
    }

    .section-header {
      text-align: center;
      max-width: 750px;
      margin: 0 auto 3.5rem auto;
    }

    .section-badge {
      display: inline-block;
      background: var(--cpe-blue-light);
      color: var(--cpe-blue-primary);
      padding: 0.35rem 0.9rem;
      border-radius: var(--radius-pill);
      font-size: 0.8rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      margin-bottom: 0.75rem;
    }

    .section-title {
      font-size: 2.25rem;
      font-weight: 800;
      color: var(--cpe-text-dark);
      line-height: 1.25;
      margin-bottom: 0.85rem;
      letter-spacing: -0.02em;
    }

    .section-title span {
      color: var(--cpe-blue-primary);
    }

    .section-subtitle {
      font-size: 1.05rem;
      color: var(--cpe-text-muted);
      line-height: 1.6;
    }

    .features-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
    }

    .feature-box {
      background: var(--cpe-card-bg);
      border: 1px solid var(--cpe-border);
      border-radius: var(--radius-lg);
      padding: 2.25rem;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      position: relative;
      overflow: hidden;
    }

    .feature-box::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 4px;
      background: linear-gradient(90deg, var(--cpe-blue-primary), var(--cpe-yellow));
      opacity: 0;
      transition: var(--transition);
    }

    .feature-box:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-lg);
      border-color: rgba(18, 78, 135, 0.25);
    }

    .feature-box:hover::before {
      opacity: 1;
    }

    .feature-icon-wrapper {
      width: 56px;
      height: 56px;
      border-radius: 14px;
      background: var(--cpe-blue-light);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.6rem;
      color: var(--cpe-blue-primary);
      margin-bottom: 1.5rem;
      transition: var(--transition);
    }

    .feature-box:hover .feature-icon-wrapper {
      background: var(--cpe-yellow);
      color: #000000;
      transform: scale(1.08);
    }

    .feature-box h3 {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--cpe-text-dark);
      margin-bottom: 0.65rem;
    }

    .feature-box p {
      font-size: 0.92rem;
      color: var(--cpe-text-muted);
      line-height: 1.6;
    }

    /* ── DEVELOPER EXPERIENCE / CODE PLAYGROUND ── */
    .dev-section {
      background: #041426;
      color: #FFFFFF;
      padding: 5rem 0;
    }

    .dev-grid {
      display: grid;
      grid-template-columns: 1fr 1.15fr;
      gap: 3.5rem;
      align-items: center;
    }

    .dev-bullets {
      display: flex;
      flex-direction: column;
      gap: 1.1rem;
      margin-top: 1.75rem;
    }

    .dev-bullet {
      display: flex;
      align-items: flex-start;
      gap: 0.75rem;
      font-size: 0.95rem;
      color: #CBD5E1;
    }

    .dev-bullet-icon {
      color: var(--cpe-yellow);
      font-size: 1.1rem;
      flex-shrink: 0;
    }

    /* Code Terminal Box */
    .code-terminal {
      background: #061C33;
      border: 1px solid rgba(56, 189, 248, 0.25);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    }

    .code-tabs {
      display: flex;
      background: #020C17;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      padding: 0.4rem 0.75rem 0 0.75rem;
      gap: 0.35rem;
      overflow-x: auto;
    }

    .code-tab-btn {
      background: transparent;
      border: none;
      color: #94A3B8;
      padding: 0.5rem 1rem;
      font-size: 0.82rem;
      font-weight: 600;
      cursor: pointer;
      border-radius: 6px 6px 0 0;
      transition: var(--transition);
      font-family: 'JetBrains Mono', monospace;
    }

    .code-tab-btn.active {
      background: #061C33;
      color: var(--cpe-yellow);
      border-top: 2px solid var(--cpe-yellow);
    }

    .code-content {
      padding: 1.5rem;
      font-family: 'JetBrains Mono', monospace;
      font-size: 0.82rem;
      line-height: 1.65;
      overflow-x: auto;
      color: #E2E8F0;
    }

    .code-kw {
      color: #F43F5E;
    }

    .code-str {
      color: #34D399;
    }

    .code-num {
      color: #F59E0B;
    }

    .code-prop {
      color: #38BDF8;
    }

    .code-comm {
      color: #64748B;
      font-style: italic;
    }

    /* ── PRICING SECTION (Clean with Dynamic hooks - 4 Planes) ── */
    .pricing-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.25rem;
      align-items: stretch;
      margin-top: 2rem;
    }

    @media (max-width: 1200px) {
      .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
      }
    }

    .pricing-card {
      background: var(--cpe-card-bg);
      border: 1px solid var(--cpe-border);
      border-radius: var(--radius-lg);
      padding: 2.2rem 1.4rem;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      box-shadow: var(--shadow-sm);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
      position: relative;
    }

    .pricing-card:hover {
      box-shadow: 0 12px 28px rgba(15, 23, 42, 0.08);
      transform: translateY(-4px);
    }

    /* ── TIER 1: BÁSICO (Sky / Ocean Blue) ── */
    .pricing-card.card-tier-basico {
      background: linear-gradient(180deg, #E0F2FE 0%, #F0F9FF 35%, #FFFFFF 100%);
      border: 2px solid #7DD3FC;
      border-top: 6px solid #0284C7;
      box-shadow: 0 10px 25px -4px rgba(2, 132, 199, 0.15);
    }
    .pricing-card.card-tier-basico .plan-name {
      color: #0369A1;
    }
    .pricing-card.card-tier-basico .plan-currency {
      color: #0284C7;
    }
    .pricing-card.card-tier-basico .plan-amount {
      color: #0C4A6E;
    }
    .pricing-card.card-tier-basico .feature-check {
      color: #0284C7;
    }
    .pricing-card.card-tier-basico .btn-plan-action {
      border: none;
      color: #FFFFFF;
      background: #0284C7;
      font-weight: 700;
      box-shadow: 0 4px 14px rgba(2, 132, 199, 0.3);
    }
    .pricing-card.card-tier-basico .btn-plan-action:hover {
      background: #0369A1;
      color: #FFFFFF;
      box-shadow: 0 6px 18px rgba(2, 132, 199, 0.45);
      transform: translateY(-2px);
    }

    /* ── TIER 2: ESTÁNDAR (Emerald / Fresh Green) ── */
    .pricing-card.card-tier-estandar {
      background: linear-gradient(180deg, #DCFCE7 0%, #F0FDF4 35%, #FFFFFF 100%);
      border: 2px solid #6EE7B7;
      border-top: 6px solid #059669;
      box-shadow: 0 10px 25px -4px rgba(5, 150, 105, 0.15);
    }
    .pricing-card.card-tier-estandar .plan-name {
      color: #047857;
    }
    .pricing-card.card-tier-estandar .plan-currency {
      color: #059669;
    }
    .pricing-card.card-tier-estandar .plan-amount {
      color: #064E3B;
    }
    .pricing-card.card-tier-estandar .feature-check {
      color: #059669;
    }
    .pricing-card.card-tier-estandar .btn-plan-action {
      border: none;
      color: #FFFFFF;
      background: #059669;
      font-weight: 700;
      box-shadow: 0 4px 14px rgba(5, 150, 105, 0.3);
    }
    .pricing-card.card-tier-estandar .btn-plan-action:hover {
      background: #047857;
      color: #FFFFFF;
      box-shadow: 0 6px 18px rgba(5, 150, 105, 0.45);
      transform: translateY(-2px);
    }

    /* ── TIER 3: PROFESIONAL (Royal Indigo / Violet) ── */
    .pricing-card.card-tier-profesional {
      background: linear-gradient(180deg, #E0E7FF 0%, #EEF2FF 35%, #FFFFFF 100%);
      border: 2px solid #A5B4FC;
      border-top: 6px solid #4F46E5;
      box-shadow: 0 10px 25px -4px rgba(79, 70, 229, 0.15);
    }
    .pricing-card.card-tier-profesional .plan-name {
      color: #3730A3;
    }
    .pricing-card.card-tier-profesional .plan-currency {
      color: #4F46E5;
    }
    .pricing-card.card-tier-profesional .plan-amount {
      color: #1E1B4B;
    }
    .pricing-card.card-tier-profesional .feature-check {
      color: #4F46E5;
    }
    .pricing-card.card-tier-profesional .btn-plan-action {
      border: none;
      color: #FFFFFF;
      background: #4F46E5;
      font-weight: 700;
      box-shadow: 0 4px 14px rgba(79, 70, 229, 0.3);
    }
    .pricing-card.card-tier-profesional .btn-plan-action:hover {
      background: #4338CA;
      color: #FFFFFF;
      box-shadow: 0 6px 18px rgba(79, 70, 229, 0.45);
      transform: translateY(-2px);
    }

    /* ── TIER 4: EMPRESARIAL (Purple / Sapphire Corporate) ── */
    .pricing-card.card-tier-empresarial {
      background: linear-gradient(180deg, #F3E8FF 0%, #FAF5FF 35%, #FFFFFF 100%);
      border: 2px solid #D8B4FE;
      border-top: 6px solid #7C3AED;
      box-shadow: 0 10px 25px -4px rgba(124, 58, 237, 0.15);
    }
    .pricing-card.card-tier-empresarial .plan-name {
      color: #6B21A8;
    }
    .pricing-card.card-tier-empresarial .plan-currency {
      color: #7C3AED;
    }
    .pricing-card.card-tier-empresarial .plan-amount {
      color: #3B0764;
    }
    .pricing-card.card-tier-empresarial .feature-check {
      color: #7C3AED;
    }
    .pricing-card.card-tier-empresarial .btn-plan-action {
      border: none;
      color: #FFFFFF;
      background: #7C3AED;
      font-weight: 700;
      box-shadow: 0 4px 14px rgba(124, 58, 237, 0.3);
    }
    .pricing-card.card-tier-empresarial .btn-plan-action:hover {
      background: #6D28D9;
      color: #FFFFFF;
      box-shadow: 0 6px 18px rgba(124, 58, 237, 0.45);
      transform: translateY(-2px);
    }

    /* ── PLAN RECOMENDADO / POPULAR (Vibrant Solar Amber-Gold Override) ── */
    .pricing-card.is-recommended,
    .pricing-card.popular {
      background: linear-gradient(180deg, #FEF3C7 0%, #FFFBEB 35%, #FFFFFF 100%) !important;
      border: 2.5px solid #F59E0B !important;
      border-top: 8px solid #D97706 !important;
      box-shadow: 0 22px 48px -6px rgba(245, 158, 11, 0.45), 0 0 0 2px #F59E0B !important;
      transform: scale(1.04) translateY(-6px);
      z-index: 3;
    }

    .pricing-card.is-recommended:hover,
    .pricing-card.popular:hover {
      transform: scale(1.05) translateY(-8px);
      box-shadow: 0 25px 50px -8px rgba(245, 158, 11, 0.5), 0 0 0 1px #F59E0B !important;
    }

    .pricing-card.is-recommended .plan-name,
    .pricing-card.popular .plan-name {
      color: #92400E !important;
    }

    .pricing-card.is-recommended .plan-currency,
    .pricing-card.popular .plan-currency {
      color: #D97706 !important;
    }

    .pricing-card.is-recommended .plan-amount,
    .pricing-card.popular .plan-amount {
      color: #78350F !important;
    }

    .pricing-card.is-recommended .feature-check,
    .pricing-card.popular .feature-check {
      color: #D97706 !important;
    }

    .popular-tag {
      position: absolute;
      top: -14px;
      left: 50%;
      transform: translateX(-50%);
      background: linear-gradient(135deg, #FFD500 0%, #F59E0B 100%) !important;
      color: #000000 !important;
      font-size: 0.75rem;
      font-weight: 900;
      padding: 0.35rem 1.25rem;
      border-radius: var(--radius-pill);
      text-transform: uppercase;
      letter-spacing: 0.07em;
      box-shadow: 0 4px 14px rgba(245, 158, 11, 0.55);
      border: 1px solid rgba(255, 255, 255, 0.65);
      white-space: nowrap;
      display: inline-flex;
      align-items: center;
      gap: 0.35rem;
    }

    .pricing-card.is-recommended .btn-plan-action,
    .pricing-card.popular .btn-plan-action {
      background: linear-gradient(135deg, #FFD500 0%, #F59E0B 100%) !important;
      color: #000000 !important;
      border: 2px solid #D97706 !important;
      box-shadow: 0 6px 18px rgba(245, 158, 11, 0.4) !important;
      font-weight: 800 !important;
    }

    .pricing-card.is-recommended .btn-plan-action:hover,
    .pricing-card.popular .btn-plan-action:hover {
      background: #FFD500 !important;
      color: #000000 !important;
      box-shadow: 0 8px 22px rgba(245, 158, 11, 0.55) !important;
      transform: translateY(-2px);
    }

    .plan-header {
      margin-bottom: 1.5rem;
      text-align: center;
    }

    .plan-name {
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--cpe-text-dark);
      margin-bottom: 0.5rem;
    }

    .plan-price-wrap {
      display: flex;
      align-items: baseline;
      justify-content: center;
      gap: 0.35rem;
      margin: 1.25rem 0;
    }

    .plan-currency {
      font-size: 1.4rem;
      font-weight: 700;
      color: var(--cpe-blue-primary);
    }

    .plan-amount {
      font-size: 3.25rem;
      font-weight: 900;
      color: var(--cpe-text-dark);
      letter-spacing: -0.03em;
    }

    .plan-period {
      font-size: 0.9rem;
      color: var(--cpe-text-muted);
      font-weight: 500;
    }

    .plan-features {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 0.9rem;
      margin: 1.5rem 0 2.25rem 0;
      flex-grow: 1;
    }

    .plan-feature-item {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      font-size: 0.92rem;
      color: #334155;
    }

    .feature-check {
      color: var(--cpe-green);
      font-weight: 800;
      font-size: 1.1rem;
    }

    .feature-cross {
      color: #CBD5E1;
      font-size: 1.1rem;
    }

    .plan-feature-item.disabled {
      color: #94A3B8;
      text-decoration: line-through;
    }

    /* ── TESTIMONIALS SECTION ── */
    .testimonials-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
    }

    .testimonial-card {
      background: var(--cpe-card-bg);
      border: 1px solid var(--cpe-border);
      border-radius: var(--radius-lg);
      padding: 2rem;
      box-shadow: var(--shadow-sm);
    }

    .testimonial-stars {
      color: #F59E0B;
      font-size: 1.1rem;
      margin-bottom: 1rem;
    }

    .testimonial-quote {
      font-size: 0.92rem;
      color: #334155;
      font-style: italic;
      line-height: 1.6;
      margin-bottom: 1.5rem;
    }

    .testimonial-author {
      display: flex;
      align-items: center;
      gap: 0.85rem;
    }

    .author-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--cpe-blue-light);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: var(--cpe-blue-primary);
    }

    .author-info h5 {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--cpe-text-dark);
    }

    .author-info span {
      font-size: 0.75rem;
      color: var(--cpe-text-muted);
    }

    /* ── FAQ SECTION (Interactive Accordion) ── */
    .faq-wrapper {
      max-width: 800px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 1rem;
    }

    .faq-item {
      background: var(--cpe-card-bg);
      border: 1px solid var(--cpe-border);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: var(--transition);
    }

    .faq-question {
      padding: 1.25rem 1.5rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      font-weight: 700;
      font-size: 1rem;
      color: var(--cpe-text-dark);
      user-select: none;
    }

    .faq-question:hover {
      color: var(--cpe-blue-primary);
    }

    .faq-toggle-icon {
      font-size: 1.25rem;
      color: var(--cpe-blue-primary);
      transition: transform 0.3s ease;
    }

    .faq-item.active .faq-toggle-icon {
      transform: rotate(45deg);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease-out;
      padding: 0 1.5rem;
      font-size: 0.92rem;
      color: var(--cpe-text-muted);
      line-height: 1.65;
    }

    .faq-item.active .faq-answer {
      max-height: 300px;
      padding-bottom: 1.25rem;
    }

    /* ── FINAL CTA BANNER (cpesunat.com style) ── */
    .cta-banner {
      background: var(--cpe-navy-gradient);
      color: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 4rem 2rem;
      text-align: center;
      margin: 3rem 0;
      position: relative;
      overflow: hidden;
      box-shadow: 0 25px 50px -15px rgba(6, 28, 51, 0.4);
    }

    .cta-banner h2 {
      font-size: 2.35rem;
      font-weight: 800;
      margin-bottom: 1rem;
      letter-spacing: -0.02em;
    }

    .cta-banner h2 span {
      color: var(--cpe-yellow);
    }

    .cta-banner p {
      font-size: 1.1rem;
      color: #CBD5E1;
      max-width: 640px;
      margin: 0 auto 2.25rem auto;
    }

    /* ── FOOTER ── */
    footer {
      background: #041426;
      color: #94A3B8;
      padding: 4.5rem 0 2rem 0;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      font-size: 0.88rem;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1fr;
      gap: 3rem;
      margin-bottom: 3.5rem;
    }

    .footer-brand p {
      margin-top: 0.85rem;
      color: #64748B;
      line-height: 1.6;
      max-width: 320px;
    }

    .footer-col h4 {
      color: #FFFFFF;
      font-size: 1rem;
      font-weight: 700;
      margin-bottom: 1.25rem;
      text-transform: uppercase;
      letter-spacing: 0.05em;
    }

    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 0.7rem;
    }

    .footer-links a {
      color: #94A3B8;
      text-decoration: none;
      transition: var(--transition);
    }

    .footer-links a:hover {
      color: var(--cpe-yellow);
      padding-left: 4px;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 2rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 1rem;
      font-size: 0.8rem;
    }

    /* ── FLOATING WHATSAPP BUTTON (Signature of cpesunat.com) ── */
    .floating-whatsapp {
      position: fixed;
      bottom: 25px;
      right: 25px;
      z-index: 9999;
      display: flex;
      align-items: center;
      gap: 0.75rem;
      text-decoration: none;
    }

    .whatsapp-btn {
      width: 60px;
      height: 60px;
      background: #25D366;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 8px 25px rgba(37, 211, 102, 0.45);
      color: #FFFFFF;
      font-size: 2rem;
      transition: var(--transition);
      animation: whatsappPulse 2.5s infinite;
    }

    .whatsapp-btn:hover {
      transform: scale(1.1) rotate(6deg);
    }

    @keyframes whatsappPulse {
      0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6);
      }

      70% {
        box-shadow: 0 0 0 16px rgba(37, 211, 102, 0);
      }

      100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
      }
    }

    .whatsapp-tooltip {
      background: #FFFFFF;
      color: #0F172A;
      font-size: 0.82rem;
      font-weight: 700;
      padding: 0.5rem 1rem;
      border-radius: var(--radius-pill);
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
      white-space: nowrap;
      pointer-events: none;
      animation: tooltipFade 4s infinite alternate;
    }

    /* Responsive */
    @media (max-width: 992px) {
      .hero-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
        text-align: center;
      }

      .hero-description {
        margin-left: auto;
        margin-right: auto;
      }

      .hero-ctas {
        justify-content: center;
      }

      .hero-trust-bar {
        justify-content: center;
      }

      .hero-mockup-card {
        transform: none;
        max-width: 520px;
        margin: 0 auto;
      }

      .features-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 440px;
        margin-left: auto;
        margin-right: auto;
      }

      .pricing-card.popular {
        transform: none;
      }

      .dev-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
      }

      .testimonials-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
      }

      .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
      }
    }

    @media (max-width: 768px) {
      .top-bar {
        display: none;
      }

      .nav-links {
        display: none;
      }

      .mobile-menu-btn {
        display: block;
      }

      .hero-title {
        font-size: 2.15rem;
      }

      .features-grid {
        grid-template-columns: 1fr;
      }

      .footer-grid {
        grid-template-columns: 1fr;
      }

      .whatsapp-tooltip {
        display: none;
      }
    }

/* ── MODALES LEGALES (Términos de Servicio y Política de Privacidad) ── */
.legal-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(6, 28, 51, 0.78);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 99999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.legal-modal-backdrop.active {
  display: flex;
  opacity: 1;
}

.legal-modal-card {
  background: #ffffff;
  border-radius: 20px;
  width: 100%;
  max-width: 860px;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(6, 28, 51, 0.4), 0 0 0 1px rgba(226, 232, 240, 0.8);
  transform: translateY(20px) scale(0.97);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.legal-modal-backdrop.active .legal-modal-card {
  transform: translateY(0) scale(1);
}

.legal-modal-header {
  padding: 1.4rem 2rem;
  background: linear-gradient(135deg, #061C33 0%, #0B2B4E 100%);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 3px solid var(--cpe-yellow);
  flex-shrink: 0;
}

.legal-modal-title-wrapper {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.legal-modal-icon {
  width: 44px;
  height: 44px;
  background: rgba(255, 213, 0, 0.15);
  border: 1px solid rgba(255, 213, 0, 0.35);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--cpe-yellow);
}

.legal-modal-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: #ffffff;
  margin: 0;
  line-height: 1.25;
}

.legal-modal-subtitle {
  font-size: 0.78rem;
  color: #94A3B8;
  margin-top: 0.2rem;
}

.legal-modal-close {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #CBD5E1;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.legal-modal-close:hover {
  background: #EF4444;
  border-color: #EF4444;
  color: #ffffff;
  transform: rotate(90deg);
}

.legal-modal-body {
  padding: 2rem 2.25rem;
  overflow-y: auto;
  font-size: 0.92rem;
  color: #334155;
  line-height: 1.7;
}

.legal-modal-body h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #061C33;
  margin: 1.5rem 0 0.5rem 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.legal-modal-body h3:first-child {
  margin-top: 0;
}

.legal-modal-body p {
  margin-bottom: 0.9rem;
  text-align: justify;
}

.legal-modal-body ul {
  margin: 0.5rem 0 1rem 1.5rem;
}

.legal-modal-body li {
  margin-bottom: 0.4rem;
}

.legal-notice-box {
  background: #FEF3C7;
  border-left: 4px solid #D97706;
  padding: 1rem 1.25rem;
  border-radius: 8px;
  font-size: 0.86rem;
  color: #92400E;
  margin: 1.25rem 0;
  line-height: 1.55;
}

.legal-highlight-box {
  background: #EFF6FF;
  border-left: 4px solid #0284C7;
  padding: 1rem 1.25rem;
  border-radius: 8px;
  font-size: 0.86rem;
  color: #0369A1;
  margin: 1.25rem 0;
  line-height: 1.55;
}

.legal-modal-footer {
  padding: 1.15rem 2rem;
  background: #F8FAFC;
  border-top: 1px solid var(--cpe-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.legal-modal-footer-info {
  font-size: 0.78rem;
  color: #64748B;
}

.legal-btn-accept {
  background: linear-gradient(135deg, #124E87 0%, #061C33 100%);
  color: #ffffff;
  border: none;
  padding: 0.65rem 1.6rem;
  border-radius: 10px;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 12px rgba(6, 28, 51, 0.15);
}

.legal-btn-accept:hover {
  background: #0284C7;
  box-shadow: 0 4px 15px rgba(2, 132, 199, 0.35);
  transform: translateY(-1px);
}