/* --- CSS STYLES --- */

/* 1. VARIABLES & GLOBAL STYLES */
:root {
    --bg-color: #0F0F12;
    --card-bg: #1A1A1F;
    --text-color: #EAEAEA;
    --text-muted: #A0A0A0;
    --accent-color: #00E676; 
    --accent-hover: #00c767;
    --border-color: #2D2D33;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.7;
}

/* 2. UTILITY & LAYOUT */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 80px 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    max-width: 650px;
    margin: 0 auto 50px auto;
    font-size: 1.1rem;
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    background-color: var(--accent-color);
    color: #0F0F12;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none; /* Añadido para botones */
    cursor: pointer; /* Añadido para botones */
}

.btn:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-color);
}

.btn-secondary:hover {
    background-color: var(--card-bg);
    border-color: var(--accent-color);
}

/* 3. HEADER & NAVIGATION */
header {
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 100;
    background-color: rgba(15, 15, 18, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-color);
    text-decoration: none;
    display: flex; 
    align-items: center; 
    gap: 10px; 
}

.logo svg { 
    height: 28px;
    width: auto;
}

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

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 400;
    transition: color 0.3s ease;
}

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

.menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-color);
}

/* 4. HERO SECTION & FORM */
#hero {
    padding-top: 150px;
    text-align: center;
    min-height: 80vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

#hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    max-width: 800px;
    margin: 0 auto 20px auto;
}

#hero h1 span {
    color: var(--accent-color);
}

#hero h3 {
    font-size: 1.2rem;
    font-weight: 300;
    max-width: 700px;
    margin: 0 auto: 40px auto;
    color: var(--text-muted);
}

.email-form-container {
    display: flex;
    justify-content: center;
    gap: 10px;
    max-width: 550px;
    margin: 40px auto 0 auto;
}

.email-form-container input[type="email"] {
    flex-grow: 1;
    padding: 15px 20px;
    font-size: 1rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background-color: var(--card-bg);
    color: var(--text-color);
    font-family: 'Poppins', sans-serif;
    outline: none;
    transition: border-color 0.3s ease;
}

.email-form-container input[type="email"]::placeholder {
    color: var(--text-muted);
}

.email-form-container input[type="email"]:focus {
    border-color: var(--accent-color);
}

.email-form-container .btn {
    padding: 15px 30px;
    font-size: 1rem;
    white-space: nowrap; /* Evita que el texto del botón se rompa */
}

/* 5. CARD-BASED SECTIONS */
.cards-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.card {
    background-color: var(--card-bg);
    padding: 30px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
}

.card .icon {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: 15px;
}

.card h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* 6. BENEFITS SECTION */
#beneficios {
    background-color: var(--card-bg);
}
.benefits-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: 40px;
}
.benefit-header {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    padding: 10px 20px;
    font-weight: 600;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-color);
}
.benefit-row {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    background-color: var(--bg-color);
    padding: 20px;
    border-radius: 8px;
    align-items: center;
    border: 1px solid var(--border-color);
}
.benefit-row .benefit-title {
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 15px;
}
.benefit-row .benefit-title i {
    color: var(--accent-color);
    font-size: 1.2rem;
}
.benefit-row .benefit-impact {
    color: var(--text-muted);
}

/* 7. DIFFERENTIATOR SECTION */
#diferenciador {
    text-align: center;
    background: linear-gradient(rgba(15, 15, 18, 0.95), rgba(15, 15, 18, 0.95)), url('https://images.unsplash.com/photo-1557682250-33bd709cbe85?q=80&w=2070&auto=format&fit=crop') no-repeat center center/cover;
}
#diferenciador h2 {
    color: var(--accent-color);
    font-size: 1.2rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}
#diferenciador p {
    font-size: 1.8rem;
    line-height: 1.4;
    max-width: 800px;
    margin: 20px auto 30px auto;
    font-weight: 600;
}

/* 8. FOOTER */
footer {
    padding: 40px 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-muted);
}

footer .logo {
    justify-content: center;
    margin-bottom: 15px;
}

footer p { font-size: 0.9rem; }

/* 9. ANIMATIONS */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* 10. RESPONSIVE DESIGN */
@media (max-width: 768px) {
    .section-title { font-size: 2rem; }
    #hero h1 { font-size: 2.5rem; }
    .menu-toggle { display: block; }
    .nav-links {
        position: fixed;
        top: 70px;
        right: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--bg-color);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 40px;
        transition: right 0.3s ease-in-out;
    }
    .nav-links.active { right: 0; }
    
    .benefits-grid, .benefit-header, .benefit-row {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    .benefit-header {
        display: none; 
    }
    .benefit-row .benefit-impact {
        margin-top: 10px;
        padding-left: 37px; 
    }
    #diferenciador p { font-size: 1.3rem; }

    .email-form-container {
        flex-direction: column;
    }
}

/* ... todos tus estilos anteriores ... */

/* 8. FOOTER - Modificación */
footer {
    padding: 40px 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-muted);
}

footer .logo {
    justify-content: center;
    margin-bottom: 15px;
}

footer p { 
    font-size: 0.9rem;
    margin-bottom: 15px; /* Añadido para espaciar */
}

/* NUEVO: Estilos para enlaces del footer */
.footer-links {
    display: flex;
    justify-content: center;
    gap: 15px;
    font-size: 0.9rem;
}
.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s ease;
}
.footer-links a:hover {
    color: var(--accent-color);
}


/* ... tus estilos de ANIMATIONS y RESPONSIVE ... */


/* 11. NUEVO: ESTILOS PARA MODALES */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 15, 18, 0.9);
    display: none; /* Oculto por defecto */
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.modal-content {
    background-color: var(--card-bg);
    padding: 30px 40px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    width: 90%;
    max-width: 800px;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    transform: scale(0.95);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal-content {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--text-muted);
    cursor: pointer;
    line-height: 1;
    transition: color 0.3s ease, transform 0.3s ease;
}

.modal-close:hover {
    color: var(--text-color);
    transform: rotate(90deg);
}

.modal-content h2 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--accent-color);
}

.modal-content h4 {
    font-size: 1.1rem;
    margin-top: 25px;
    margin-bottom: 8px;
}

.modal-content p, .modal-content li {
    color: var(--text-muted);
    line-height: 1.8;
    font-size: 0.95rem;
}

.modal-content ul {
    list-style-position: inside;
    padding-left: 10px;
}