/* Variables de Diseño */
:root {
    --primary: #F97316;    /* Naranja Principal */
    --primary-dark: #EA580C;
    --secondary: #14B8A6;  /* Turquesa Principal */
    --secondary-dark: #0F766E;
    --dark: #1F2937;       /* Gris Oscuro / Texto Principal */
    --gray: #6B7280;       /* Gris Medio / Texto Secundario */
    --light: #F0F2F5;      /* Gris un poco más profundo para contraste */
    --white: #FFFFFF;
    --glass: rgba(255, 255, 255, 0.95);
    --transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --border-radius: 20px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    color: var(--dark);
    line-height: 1.6;
    background-color: var(--white);
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

img {
    max-width: 100%;
    height: auto;
}

a {
    transition: var(--transition);
    text-decoration: none;
}

/* Clases de Visibilidad Utility */
.mobile-only {
    display: none !important;
}

.desktop-only {
    display: inline-block !important;
}

@media (max-width: 768px) {
    .mobile-only { display: inline-block !important; }
    .desktop-only { display: none !important; }
}

/* Botones */
.btn-primary {
    background-color: var(--primary);
    color: var(--white);
    padding: 12px 24px;
    border-radius: 50px;
    font-weight: 600;
    display: inline-block;
    border: none;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-cta {
    padding: 18px 40px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.1rem;
    display: inline-block;
    margin: 10px;
    text-align: center;
}

.btn-orange {
    background-color: var(--primary);
    color: var(--white);
    box-shadow: 0 4px 14px 0 rgba(249, 115, 22, 0.39);
}

.btn-orange:hover {
    background-color: var(--primary-dark);
    transform: scale(1.02);
}

/* Header */
.main-header {
    height: 90px;
    display: flex;
    align-items: center;
    position: fixed;
    top: 0;
    width: 100%;
    background-color: var(--glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    height: 100%;
}

.logo {
    flex-shrink: 0;
}

.logo img {
    height: 60px;
    width: auto;
    border-radius: 12px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 25px;
}

.nav-links a {
    color: var(--dark);
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
}

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

/* Hero Section */
.hero {
    height: 100vh;
    min-height: 600px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-align: center;
}

.hero-video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0,0,0,0.4), rgba(0,0,0,0.6));
}

.hero-content {
    max-width: 900px;
    padding: 0 20px;
}

.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 24px;
    text-shadow: 0 4px 15px rgba(0,0,0,0.4);
}

.hero-content .tagline {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--secondary);
    text-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 35px;
    opacity: 0.95;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.scarcity-hero {
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    display: inline-block;
    padding: 10px 25px;
    border-radius: 50px;
    font-weight: 600;
    margin-top: 30px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Sections Global */
section {
    padding: 100px 0;
}

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

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title span {
    color: var(--primary);
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 2px;
    font-weight: 800;
    display: block;
    margin-bottom: 15px;
}

.section-title h2 {
    font-size: 2.8rem;
    margin-bottom: 15px;
    color: var(--secondary-dark);
}

.section-title h2::after {
    content: '';
    display: block;
    width: 50px;
    height: 4px;
    background: var(--primary);
    margin: 15px auto 0;
    border-radius: 10px;
}

/* Differentiators Grid */
.diff-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.diff-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    text-align: center;
    border-top: 4px solid var(--secondary);
}

.diff-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.diff-icon {
    width: 70px;
    height: 70px;
    background: var(--light);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
    color: var(--secondary);
}

/* How it Works */
.how-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.step-card {
    text-align: center;
}

/* What's Included */
.included-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.included-list {
    list-style: none;
}

.included-list li {
    margin-bottom: 15px;
    background: var(--white);
    padding: 15px 20px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 15px;
    font-weight: 600;
    box-shadow: var(--shadow-sm);
}

.included-list i {
    color: var(--secondary);
    font-size: 1.2rem;
}

.safe-alert {
    margin-top: 25px;
    padding: 20px;
    background: #FFFBEB;
    border-left: 4px solid var(--primary);
    border-radius: 8px;
    color: #92400E;
    font-weight: 600;
}

/* Testimonials */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: var(--white);
    padding: 35px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    position: relative;
    border-top: 4px solid var(--secondary);
}

.stars {
    color: #fbbf24;
    margin-bottom: 15px;
    font-size: 0.9rem;
}

.testimonial-card blockquote {
    font-size: 1.05rem;
    margin-bottom: 20px;
    color: var(--dark);
    line-height: 1.5;
}

.client-meta strong {
    display: block;
    font-size: 1rem;
}

.client-meta span {
    font-size: 0.85rem;
    color: var(--gray);
}

.source-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 1.1rem;
    opacity: 0.8;
}

.source-google { color: #4285F4; }
.source-facebook { color: #1877F2; }

/* Clarification */
.clarification {
    background: var(--dark);
    color: var(--white);
    text-align: center;
}

.clarification-box {
    max-width: 700px;
    margin: 40px auto 0;
    padding: 30px;
    border: 1px dashed rgba(255,255,255,0.2);
    border-radius: var(--border-radius);
}

/* Final CTA */
.final-cta {
    background: linear-gradient(135deg, var(--secondary-dark) 0%, var(--secondary) 100%);
    color: var(--white);
    text-align: center;
}

.scarcity-line {
    font-weight: 700;
    margin-bottom: 25px;
    display: block;
    color: #FDE68A;
}

/* Footer */
.main-footer {
    background-color: #0F172A;
    color: var(--white);
    padding: 80px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-logo {
    height: 70px;
    margin-bottom: 20px;
    border-radius: 12px;
}

.footer-h4 {
    color: var(--secondary);
    margin-bottom: 25px;
}

.footer-contact p {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 45px;
    height: 45px;
    background: rgba(255,255,255,0.05);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--white);
}

.social-links a:hover {
    background: var(--primary);
    transform: translateY(-3px);
}

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25d366;
    color: var(--white);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 5px 15px rgba(37, 211, 102, 0.4);
    z-index: 2000;
}

/* Media Queries */
@media (max-width: 1024px) {
    .hero-content h1 { font-size: 2.8rem; }
    .how-grid { gap: 20px; }
}

@media (max-width: 768px) {
    section { padding: 60px 0; }
    .main-header { height: 75px; background: var(--white); }
    .logo img { height: 45px; }
    .nav-links { display: none !important; }
    .hero-content h1 { font-size: 2rem; }
    .hero-content p { font-size: 1rem; }
    .section-title h2 { font-size: 1.8rem; }
    .how-grid { grid-template-columns: 1fr; }
    .included-grid { grid-template-columns: 1fr; gap: 30px; }
    .footer-grid { grid-template-columns: 1fr; gap: 40px; text-align: center; }
    .footer-info, .footer-contact, .footer-social { align-items: center; }
    .social-links { justify-content: center; }
    .btn-cta { width: 100%; margin: 10px 0; }
    .diff-card:nth-child(even), .testimonial-card:nth-child(even) { border-top-color: var(--primary); }
}

/* Animations AOS Standard */
[data-aos] {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.7s ease-out;
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translateY(0);
}