/* ========================================
   RESET BÁSICO
   ======================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: #0f172a;
    color: #f1f5f9;
    line-height: 1.6;
}

/* ========================================
   CONTENEDOR PRINCIPAL
   ======================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ========================================
   NAVBAR FIJO
   ======================================== */
header {
    position: sticky;
    top: 0;
    background-color: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 15px 0;
    border-bottom: 1px solid #1e293b;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #3b82f6;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    color: #f1f5f9;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #3b82f6;
}

/* ========================================
   HERO SECTION
   ======================================== */
#hero {
    min-height: 80vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 100px 20px;
}

#hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    font-weight: 700;
}

#hero p {
    font-size: 1.25rem;
    color: #94a3b8;
    max-width: 600px;
    margin-bottom: 40px;
}

.hero-badge {
    display: inline-block;
    background: rgba(59, 130, 246, 0.1);
    color: #3b82f6;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 20px;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.hero-image {
    margin-top: 60px;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid #334155;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    max-width: 900px;
    width: 100%;
}

.hero-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* ========================================
   SECCIONES GENERALES
   ======================================== */
section {
    padding: 80px 0;
}

section h2 {
    font-size: 2rem;
    margin-bottom: 40px;
    text-align: center;
}

/* ========================================
   GRID CARACTERÍSTICAS
   ======================================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    background-color: #1e293b;
    padding: 40px;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.2);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: block;
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: #f1f5f9;
    margin-bottom: 0.75rem;
}

.feature-desc {
    font-size: 1rem;
    color: #94a3b8;
    line-height: 1.6;
}

/* Ajuste para el icono de la tarjeta popular si la hubiera */
.pricing-features {
    list-style: none;
    padding: 0;
    margin: 20px 0 30px 0;
    text-align: left;
}

.pricing-features li {
    color: #94a3b8;
    margin-bottom: 10px;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.pricing-features li::before {
    content: "✓";
    color: #10b981;
    font-weight: bold;
}

.btn-buy {
    display: block;
    width: 100%;
    background-color: #3b82f6;
    color: #fff;
    padding: 12px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    text-align: center;
    transition: all 0.3s ease;
    border: none;
}

.btn-buy:hover {
    background-color: #2563eb;
    transform: translateY(-2px);
}

Añade el siguiente bloque de código al archivo `css/style.css`, justo antes de la sección `/* Download Section */`:

/* Logo container in navbar */
.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-img {
    height: 32px;
    width: auto;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    color: #f1f5f9;
}

/* Footer styles */
.site-footer {
    background-color: #0a0f1c;
    padding: 60px 0 20px 0;
    border-top: 1px solid #1e293b;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.footer-brand {
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.footer-logo {
    height: 48px;
    width: auto;
}

.footer-brand-text strong {
    display: block;
    color: #f1f5f9;
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.footer-brand-text p {
    color: #94a3b8;
    font-size: 0.9rem;
    margin: 0;
}

.footer-links h4 {
    color: #f1f5f9;
    font-size: 1rem;
    margin-bottom: 15px;
    font-weight: 600;
}

.footer-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #3b82f6;
}

.footer-bottom {
    max-width: 1200px;
    margin: 40px auto 0 auto;
    padding: 20px 20px 0 20px;
    border-top: 1px solid #1e293b;
    text-align: center;
}

.footer-bottom p {
    color: #64748b;
    font-size: 0.85rem;
    margin: 0;
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .footer-brand {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .footer-links {
        text-align: center;
    }
}

Añade el siguiente bloque de código al archivo `css/style.css`, justo antes de la sección `/* Download Section */`:

/* FAQ Section */
#faq {
    padding: 80px 0;
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.faq-item {
    background-color: #1e293b;
    border: 1px solid #334155;
    border-radius: 8px;
    overflow: hidden;
    transition: border-color 0.3s ease;
}

.faq-item:hover {
    border-color: #3b82f6;
}

.faq-item summary {
    padding: 20px;
    font-size: 1.1rem;
    font-weight: 600;
    color: #f1f5f9;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Icono personalizado + / - */
.faq-item summary::after {
    content: '+';
    font-size: 1.5rem;
    color: #3b82f6;
    transition: transform 0.3s ease;
}

.faq-item[open] summary::after {
    content: '-';
    transform: rotate(180deg);
}

/* Ocultar el marker por defecto en navegadores Webkit */
.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item p {
    padding: 0 20px 20px 20px;
    color: #94a3b8;
    line-height: 1.6;
    margin: 0;
}

@media (max-width: 768px) {
    .faq-item summary { font-size: 1rem; padding: 15px; }
    .faq-item p { padding: 0 15px 15px 15px; }
}

/* ========================================
   SECCIÓN DOWNLOAD
   ======================================== */
.download-box {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.download-box h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.download-box p {
    font-size: 1.1rem;
    color: #94a3b8;
    margin-bottom: 2rem;
}

.download-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 15px 30px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.download-note {
    font-size: 0.9rem;
    color: #64748b;
}

.doc-link {
    color: #3b82f6;
    text-decoration: underline;
}

/* ========================================
   ANIMACIONES
   ======================================== */
.animate-in {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.6s ease-out;
}

.animate-in:not(.animate-in) {
    opacity: 0;
    transform: translateY(30px);
}

.visible {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

/* ========================================
   BOTONES CTA
   ======================================== */
.btn-primary {
    display: inline-block;
    background-color: #3b82f6;
    color: #fff;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background-color: #2563eb;
    transform: scale(1.05);
}

.btn-secondary {
    display: inline-block;
    background: transparent;
    color: #f1f5f9;
    padding: 15px 30px;
    border-radius: 8px;
    border: 1px solid #334155;
    font-weight: 600;
    margin-left: 15px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background-color: #1e293b;
    border-color: #94a3b8;
}

/* ========================================
   GRID PRECIOS
   ======================================== */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.pricing-card {
    background-color: #1e293b;
    padding: 40px;
    border-radius: 12px;
    text-align: center;
    border: 1px solid #334155;
    transition: all 0.3s ease;
}

.pricing-card:hover {
    border-color: #3b82f6;
}

.pricing-popular {
    border-color: #3b82f6;
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.2);
    position: relative;
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background-color: #3b82f6;
    color: #fff;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.pricing-amount {
    font-size: 2.5rem;
    font-weight: 700;
    color: #3b82f6;
    margin: 20px 0;
}

/* ========================================
   FOOTER
   ======================================== */
footer {
    background-color: #1e293b;
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid #334155;
}

footer p {
    color: #94a3b8;
}

/* ========================================
   HERO SPECIFIC CLASSES
   ======================================== */
.hero-title {
    font-size: 3rem;
    font-weight: 700;
    color: #f1f5f9;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #94a3b8;
    max-width: 600px;
    margin: 0 auto 2rem auto;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
}

/* Asegurar que el botón secundario tenga margen cero en móvil si es necesario */
@media (max-width: 768px) {
    .hero-title { font-size: 2rem; }
    .hero-subtitle { font-size: 1rem; }
    .hero-buttons { flex-direction: column; width: 100%; }
    .btn-primary, .btn-secondary { width: 100%; text-align: center; margin-left: 0; }
}


/* Navbar scrolled state */
header.scrolled {
    background-color: rgba(15, 23, 42, 0.98);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    padding: 10px 0;
    transition: all 0.3s ease;
}

/* Fade-in animation for cards */
.feature-card, .pricing-card {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.feature-card.visible, .pricing-card.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered delay for grid items (optional but nice) */
.feature-card:nth-child(2), .pricing-card:nth-child(2) { transition-delay: 0.1s; }
.feature-card:nth-child(3), .pricing-card:nth-child(3) { transition-delay: 0.2s; }

/* ========================================
   MEDIA QUERIES RESPONSIVE
   ======================================== */

/* FAQ styles */
#faq {
    padding: 4rem 0;
}

#faq h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2rem;
    text-align: center;
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 1rem;
    border: 1px solid #334155;
    border-radius: 8px;
    overflow: hidden;
    background-color: #1e293b;
}

.faq-item summary {
    padding: 1.25rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    user-select: none;
    list-style: none;
    color: #f8fafc;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::before {
    content: "+";
    display: inline-block;
    width: 1.25rem;
    height: 1.25rem;
    line-height: 1.25rem;
    text-align: center;
    background-color: #334155;
    color: #f8fafc;
    border-radius: 50%;
    font-weight: bold;
    transition: transform 0.2s ease, background-color 0.2s ease;
}

.faq-item[open] summary::before {
    content: "−";
    background-color: #3b82f6;
    transform: rotate(0deg);
}

.faq-item[open] summary {
    border-bottom: 1px solid #334155;
}

.faq-item p {
    padding: 1.25rem;
    margin: 0;
    color: #cbd5e1;
    line-height: 1.6;
}

@media (max-width: 768px) {
    #faq h2 {
        font-size: 1.5rem;
    }
}

/* Navbar logo styles */
.logo-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-img {
    height: 40px;
    width: auto;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: #3b82f6;
    text-decoration: none;
}

/* Footer styles */
.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 2rem;
    padding: 3rem 0;
    border-top: 1px solid #334155;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.footer-logo {
    height: 50px;
    width: auto;
}

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

.footer-brand-text strong {
    font-size: 1.25rem;
    color: #f8fafc;
}

.footer-brand-text p {
    font-size: 0.875rem;
    color: #94a3b8;
}

.footer-links h4 {
    font-size: 0.875rem;
    color: #f1f5f9;
    margin-bottom: 0.75rem;
}

.footer-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: #3b82f6;
}

.footer-bottom {
    text-align: center;
    padding: 1.5rem 0;
    border-top: 1px solid #334155;
    color: #64748b;
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}
@media (max-width: 768px) {
    #hero h1 {
        font-size: 2rem;
    }

    #hero p {
        font-size: 1rem;
    }

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

    nav {
        flex-direction: column;
        gap: 15px;
    }

    .nav-links {
        gap: 15px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .logo {
        font-size: 1.25rem;
    }
}