:root {
    --primary-color: #0F172A; /* Deep Blue/Black */
    --accent-color: #3B82F6; /* Tech Blue */
    --gold-color: #D4AF37; /* Luxury/Authority */
    --text-color: #334155;
    --bg-light: #F8FAFC;
    --white: #FFFFFF;
    --max-width: 1200px;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--white);
}

h1, h2, h3, h4 {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Utilities */
.section {
    padding: var(--spacing-lg) 0;
}

.bg-light {
    background-color: var(--bg-light);
}

.btn-primary {
    display: inline-block;
    background-color: var(--accent-color);
    color: var(--white);
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(59, 130, 246, 0.3);
}

.btn-secondary {
    display: inline-block;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

/* Header */
.header {
    background: linear-gradient(rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.9)), url('https://images.unsplash.com/photo-1542314831-068cd1dbfeeb?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    color: var(--white);
    padding-bottom: 6rem;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 1.5rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--white);
}

.btn-nav {
    border: 1px solid rgba(255,255,255,0.3);
    padding: 0.5rem 1rem;
    border-radius: 4px;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--white);
    margin: 2px 0;
    transition: 0.4s;
}

/* Hamburger Animation */
.bar.active:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.bar.active:nth-child(2) {
    opacity: 0;
}

.bar.active:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* Hero */
.hero {
    text-align: center;
    margin-top: 4rem;
}

.badge {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    display: inline-block;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--white);
}

.hero-title .highlight {
    color: var(--accent-color);
}

.hero-dates {
    font-size: 1.2rem;
    font-weight: 300;
    margin-bottom: 1rem;
    color: var(--gold-color);
    letter-spacing: 2px;
}

.hero-subtitle {
    font-size: 1.5rem;
    font-family: 'Inter', sans-serif;
    font-weight: 300;
    margin-bottom: 2.5rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.price-tag {
    margin-top: 1rem;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--gold-color);
    display: block;
    animation: pulse-text 2s infinite ease-in-out;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

@keyframes pulse-text {
    0% {
        transform: scale(1);
        opacity: 0.9;
    }
    50% {
        transform: scale(1.05);
        opacity: 1;
        color: #fff;
    }
    100% {
        transform: scale(1);
        opacity: 0.9;
    }
}

/* Speaker Info */
.speaker-info {
    margin: 2rem 0;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    display: inline-block;
    backdrop-filter: blur(5px);
}

.speaker-info p {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.speaker-role {
    font-size: 0.9rem !important;
    color: var(--gold-color) !important;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Pricing Main Card */
.pricing-container-dual {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    max-width: 1200px;
    margin: 3rem auto;
    flex-wrap: wrap;
    align-items: center; /* Alineación vertical centrada */
}

.pricing-card-main {
    background: var(--white);
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    flex: 1;
    min-width: 280px;
    overflow: hidden;
    color: var(--text-color);
    position: relative;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s;
}

.remote-card {
    border-top: 5px solid #94A3B8;
}

.executive-card {
    border-top: 5px solid var(--accent-color);
}

.featured-scale {
    transform: scale(1.05);
    z-index: 2;
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.15);
}

.vip-card {
    border: 2px solid var(--gold-color);
    box-shadow: 0 20px 40px rgba(212, 175, 55, 0.15);
}

.vip-badge {
    position: absolute;
    top: 0;
    right: 0;
    background: var(--gold-color);
    color: var(--primary-color);
    font-weight: 800;
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
    border-bottom-left-radius: 10px;
}
/* ... rest of pricing styles ... */

/* Estilos para items deshabilitados en lista de precios */
.check-list-main li.disabled {
    color: #94A3B8;
    text-decoration: line-through;
    opacity: 0.7;
}

.check-list-main li.disabled i {
    color: #94A3B8 !important;
}

.pricing-header {
    background: var(--bg-light);
    color: var(--primary-color);
    padding: 2.5rem 2rem;
    text-align: center;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.vip-header {
    background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
    color: var(--white);
}

.vip-header h3 {
    color: var(--gold-color);
}

.pricing-header h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.price-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.5rem;
}

.old-price {
    font-size: 1.2rem;
    text-decoration: line-through;
    color: #94A3B8;
    margin-bottom: 0.25rem;
}

.current-price {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-color);
}

.vip-header .current-price {
    color: var(--white);
}

.price-note {
    font-size: 0.9rem;
    color: #EF4444;
    font-weight: 600;
}

.vip-header .price-note {
    color: var(--gold-color);
    font-weight: 400;
}

.pricing-body {
    padding: 2rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.check-list-main {
    text-align: left;
    margin-bottom: 2rem;
    font-size: 1rem;
    flex-grow: 1;
}

.check-list-main li {
    margin-bottom: 1rem;
    display: flex;
    align-items: flex-start;
}

.check-list-main li i {
    color: var(--accent-color);
    margin-right: 0.75rem;
    margin-top: 4px;
    width: 20px;
}

.vip-card .check-list-main li i {
    color: var(--gold-color);
}

.btn-full {
    display: block;
    width: 100%;
    padding: 1rem;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    text-transform: uppercase;
    transition: all 0.3s;
    text-align: center;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--accent-color);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--gold-color);
    color: var(--primary-color);
}

.btn-gold {
    background: linear-gradient(45deg, #D4AF37, #FCD34D);
    color: var(--primary-color);
}

.btn-gold:hover {
    box-shadow: 0 10px 20px rgba(212, 175, 55, 0.4);
    transform: translateY(-2px);
}

/* Upsells Accordion */
.upsells-container {
    max-width: 800px;
    margin: 2rem auto 0;
}

.accordion-btn {
    background: rgba(255,255,255,0.1);
    color: var(--white);
    border: 1px solid rgba(255,255,255,0.2);
    width: 100%;
    padding: 1rem;
    text-align: left;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.accordion-btn:hover {
    background: rgba(255,255,255,0.2);
}

.accordion-btn i {
    transition: transform 0.3s;
}

.accordion-btn.active i {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease-out;
    background: transparent;
}

.pricing-grid {
    margin-top: 2rem;
}

/* Guarantee Box */
.guarantee-box {
    background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
    color: var(--white);
    padding: 3rem;
    border-radius: 16px;
    text-align: center;
    border: 1px solid var(--gold-color);
    box-shadow: 0 20px 50px rgba(212, 175, 55, 0.15);
    max-width: 900px;
    margin: 0 auto;
}

.guarantee-icon {
    font-size: 3rem;
    color: var(--gold-color);
    margin-bottom: 1.5rem;
}

.guarantee-box h2 {
    color: var(--white);
    margin-bottom: 1.5rem;
    font-size: 2rem;
}

.guarantee-text {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.guarantee-points ul {
    list-style: none;
    margin: 1.5rem 0;
    text-align: left;
    display: inline-block;
}

.guarantee-points ul li {
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
}

.guarantee-points ul li i {
    color: #EF4444;
    margin-right: 0.75rem;
}

.refund-text {
    font-size: 1.25rem;
    color: var(--gold-color);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 1.5rem;
}

/* Preparation Grid */
.preparation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.prep-item {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    transition: transform 0.3s;
}

.prep-item:hover {
    transform: translateY(-5px);
}

.prep-icon {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
    background: rgba(59, 130, 246, 0.1);
    width: 60px;
    height: 60px;
    line-height: 60px;
    border-radius: 50%;
    margin-left: auto;
    margin-right: auto;
}

/* Audience Section */
.audience-grid {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-top: 2rem;
}

.audience-card {
    background: var(--white);
    padding: 2rem 1.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    text-align: center;
    flex: 1 1 200px;
    max-width: 250px;
    transition: transform 0.3s, border-color 0.3s;
    border: 1px solid rgba(0,0,0,0.05);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.audience-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
    box-shadow: 0 10px 15px rgba(59, 130, 246, 0.1);
}

.audience-icon {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
    background: rgba(59, 130, 246, 0.1);
    width: 70px;
    height: 70px;
    line-height: 70px;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.audience-card:hover .audience-icon {
    background: var(--accent-color);
    color: var(--white);
}

.audience-card h4 {
    font-size: 1.1rem;
    color: var(--primary-color);
    font-weight: 600;
}

/* Section Header */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h3 {
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    text-transform: uppercase;
    color: var(--accent-color);
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

.section-header h2 {
    font-size: 2.5rem;
}

/* Grid System */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

/* Cards */
.card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    transition: transform 0.3s;
    border: 1px solid rgba(0,0,0,0.05);
}

.card:hover {
    transform: translateY(-5px);
}

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

.card h4 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

/* Topics List */
.topics-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 1rem;
}

.topics-list li {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    display: flex;
    align-items: center;
    font-weight: 500;
}

.topics-list li::before {
    content: none; /* Removed the dot */
}

.topics-list li i {
    color: var(--accent-color);
    font-size: 1.5rem;
    margin-right: 1.5rem; /* Increased margin */
    min-width: 30px;
    text-align: center;
}

/* Upsells */
.upsell-card {
    text-align: center;
    position: relative;
    overflow: hidden;
    color: var(--primary-color);
}

.upsell-card h4 {
    color: var(--primary-color);
}

.upsell-card .check-list li {
    color: var(--text-color);
}

.upsell-card.featured {
    border: 2px solid var(--accent-color);
    transform: scale(1.05);
}

.upsell-card.featured:hover {
    transform: scale(1.08);
}

.addon-badge {
    position: absolute;
    top: 1rem;
    right: -2rem;
    background: var(--accent-color);
    color: var(--white);
    padding: 0.25rem 2rem;
    transform: rotate(45deg);
    font-size: 0.8rem;
    font-weight: 600;
}

.upsell-desc {
    color: #64748B;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.check-list {
    text-align: left;
    margin-bottom: 2rem;
}

.check-list li {
    margin-bottom: 0.75rem;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.9rem;
}

.check-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

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

.faq-item {
    margin-bottom: 1rem;
    border-bottom: 1px solid rgba(0,0,0,0.1);
}

.faq-question {
    width: 100%;
    text-align: left;
    padding: 1.5rem 0;
    background: none;
    border: none;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--primary-color);
}

.faq-question::after {
    content: "+";
    font-size: 1.5rem;
    transition: transform 0.3s;
}

.faq-question.active::after {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.faq-answer p {
    padding-bottom: 1.5rem;
    color: #64748B;
}

/* CTA Section */
.cta-section {
    background: var(--primary-color);
    color: var(--white);
    text-align: center;
    padding: 5rem 1.5rem;
}

.cta-section h2 {
    color: var(--white);
    margin-bottom: 1rem;
}

.registration-box {
    background: rgba(255,255,255,0.1);
    padding: 3rem;
    border-radius: 12px;
    max-width: 600px;
    margin: 3rem auto 0;
    backdrop-filter: blur(10px);
}

.final-price {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--gold-color);
}

.btn-large {
    font-size: 1.2rem;
    padding: 1.25rem 3rem;
    width: 100%;
}

.scarcity-text {
    margin-top: 1rem;
    font-size: 0.9rem;
    color: #F87171;
    font-weight: 600;
}

/* Footer */
.footer {
    background-color: #020617;
    color: #94A3B8;
    padding: 3rem 0;
    font-size: 0.9rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-logo {
    color: var(--white);
    font-weight: 700;
    font-size: 1.2rem;
}

.socials {
    display: flex;
    gap: 1rem;
}

.socials a {
    color: var(--white);
    opacity: 0.7;
    transition: opacity 0.3s;
}

.socials a:hover {
    opacity: 1;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        height: 100vh;
        width: 70%;
        background-color: var(--primary-color);
        flex-direction: column;
        justify-content: center;
        transition: right 0.3s ease;
        z-index: 100;
        box-shadow: -5px 0 15px rgba(0,0,0,0.1);
    }
    
    .nav-links.active {
        right: 0;
    }

    .menu-toggle {
        display: flex;
        z-index: 101;
    }

    .topics-list {
        grid-template-columns: 1fr;
    }
    
    .upsell-card.featured {
        transform: none;
    }
    
    .upsell-card.featured:hover {
        transform: none;
    }
}

/* Countdown Timer */
.countdown-container {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 1rem;
    border-radius: 8px;
    min-width: 80px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.countdown-item span:first-child {
    font-size: 2rem;
    font-weight: 700;
    color: var(--gold-color);
    line-height: 1;
}

.countdown-item .label {
    font-size: 0.8rem;
    color: var(--white);
    text-transform: uppercase;
    margin-top: 0.5rem;
    letter-spacing: 1px;
}

@media (max-width: 768px) {
    .countdown-container {
        gap: 0.5rem;
    }

    .countdown-item {
        min-width: 60px;
        padding: 0.5rem;
    }

    .countdown-item span:first-child {
        font-size: 1.5rem;
    }
    
    .countdown-item .label {
        font-size: 0.7rem;
    }
}

/* WhatsApp Floating Button */
.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 40px;
    right: 40px;
    background-color: #25d366;
    color: #FFF;
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    box-shadow: 2px 2px 3px #999;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
    text-decoration: none;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    background-color: #20ba5a;
    color: #FFF;
}

@media (max-width: 768px) {
    .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
        font-size: 25px;
    }
}