/* --- Variables y Reset Básico --- */
:root { --color-background: #11100F; --color-surface-dark: #1F1E1D; --color-surface-light: #f8f9fa; --color-text-light: #FFFFFF; --color-text-dark: #1F1E1D; --color-text-secondary: #A19F9D; --color-primary: #87CEFA; --color-primary-variant: #76c3f8; --color-secondary: #8FBC8F; --color-border: #444; --color-input-bg: #fff; --color-input-border: #ccc; --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; --border-radius-card: 16px; --border-radius-modal: 16px; }
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--font-family); background-color: var(--color-background); color: var(--color-text-light); line-height: 1.6; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
.container { width: 90%; max-width: 1100px; margin: 0 auto; }
h1, h2, h3, h4 { font-weight: 700; letter-spacing: -0.5px; }
h1 { font-size: clamp(2.5rem, 6vw, 4rem); line-height: 1.1; color: #fff; }
h2 { font-size: clamp(2rem, 5vw, 2.5rem); margin-bottom: 1rem; text-align: center; }
h3 { font-size: 1.5rem; margin-bottom: 1rem; }
p { color: var(--color-text-secondary); max-width: 65ch; }
.section-description { font-size: 1.1rem; max-width: 700px; margin: 0 auto 3rem auto; text-align: center; }
a { color: var(--color-primary); text-decoration: none; font-weight: 500; }
a:hover { text-decoration: underline; }

/* --- Barra de Navegación --- */
.top-app-bar { background-color: rgba(248, 249, 250, 0.9); backdrop-filter: blur(8px); padding: 1rem 0; position: sticky; top: 0; z-index: 1000; }
.top-app-bar .container { display: flex; justify-content: space-between; align-items: center; }
.logo img { height: 35px; }
.desktop-nav { display: none; }
#menu-button .material-icons { color: var(--color-text-dark); }
.mobile-menu { display: none; flex-direction: column; background-color: var(--color-surface-light); padding: 1rem 0; position: absolute; top: 100%; left: 0; width: 100%; box-shadow: 0 4px 6px rgba(0,0,0,0.1); }
.mobile-menu.active { display: flex; }
.mobile-menu a { padding: 1rem 5%; text-align: center; color: var(--color-text-dark); font-weight: 500; }

/* --- Botones --- */
.filled-button, .outline-button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 24px; border-radius: 99px; font-size: 1rem; font-weight: 700; cursor: pointer; transition: all 0.2s ease; text-align: center; width: 100%; max-width: 280px; }
.filled-button { border: none; background-color: var(--color-primary); color: var(--color-text-dark); box-shadow: 0 1px 2px rgba(0,0,0,0.15); }
.filled-button:hover { background-color: var(--color-primary-variant); box-shadow: 0 2px 6px rgba(0,0,0,0.2); text-decoration: none !important; color: var(--color-text-dark); }
.filled-button:disabled { background-color: #ccc !important; color: #888 !important; cursor: not-allowed; box-shadow: none; border: 1px solid #ccc; }
.outline-button { border: 1px solid var(--color-border); background-color: transparent; color: var(--color-text-light); }
.outline-button:hover { background-color: rgba(255, 255, 255, 0.1); border-color: var(--color-text-light); text-decoration: none !important; }
.icon-button { background: none; border: none; cursor: pointer; padding: 8px; border-radius: 50%; display: flex; }
.full-width { max-width: none; }

/* --- Secciones --- */
.banner { text-align: center; padding: 6rem 0; background: linear-gradient(135deg, #1e2a3a, #11100F); }
.banner-content { max-width: 900px; margin: auto; }
.banner p { margin: 1.5rem auto 2.5rem auto; font-size: 1.2rem; }
.benefits, .plans, .cta-section { padding: 5rem 0; border-bottom: 1px solid var(--color-border); }
.cta-section { text-align: center; }
.cta-section p { max-width: 600px; margin: 1rem auto 2rem auto; font-size: 1.1rem; }
.benefits-grid { display: grid; gap: 2rem; }
.card { background-color: var(--color-surface-dark); border: 1px solid var(--color-border); border-radius: var(--border-radius-card); padding: 2.5rem 2rem; transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease; }
.card:hover { transform: translateY(-8px); box-shadow: 0 10px 30px -10px rgba(0,0,0,0.3); border-color: var(--color-primary); }
.card .material-icons { font-size: 2.5rem; color: var(--color-primary); margin-bottom: 1.5rem; }

/* --- Planes --- */
.tabs { display: flex; justify-content: center; margin-bottom: 3rem; border-bottom: 1px solid var(--color-border); }
.tab-link { flex-grow: 1; max-width: 250px; padding: 1rem; cursor: pointer; border: none; background: none; font-size: 1rem; font-weight: 500; color: var(--color-text-secondary); position: relative; border-bottom: 3px solid transparent; transition: color 0.3s ease; }
.tab-link.active { color: var(--color-primary); border-bottom-color: var(--color-primary); font-weight: 700; }
.plan-grid { display: grid; gap: 2rem; align-items: stretch; }
.plan-card { display: flex; flex-direction: column; text-align: center; height: 100%; background: var(--color-surface-dark); border-radius: var(--border-radius-card); padding: 2.5rem; border: 1px solid var(--color-border); }
.plan-card ul { flex-grow: 1; list-style: none; padding: 0; margin: 1rem 0 2rem 0; text-align: left; }
.plan-card ul li { margin-bottom: 0.75rem; padding-left: 25px; position: relative; }
.plan-card ul li::before { content: '✔'; color: var(--color-secondary); position: absolute; left: 0; }
.plan-card .price { font-size: 2.5rem; font-weight: 800; color: var(--color-primary); }
.plan-card .price span { font-size: 1rem; font-weight: 400; color: var(--color-text-secondary); }
.plan-card .features-intro { font-weight: 500; color: var(--color-text-secondary); margin: 1rem 0 0.5rem; text-align: left; font-style: italic; }
.plan-actions { display: flex; flex-direction: column; gap: 1rem; margin-top: auto; padding-top: 1rem; align-items: center; }

/* --- Footer --- */
footer { background-color: #000; padding: 4rem 0 2rem 0; }
.footer-grid { display: grid; gap: 2rem; }
.footer-column h4 { color: var(--color-text-light); }
.footer-column ul { list-style: none; padding: 0; }
.footer-column ul li { margin-bottom: 0.75rem; }
.contact-list li { display: flex; align-items: center; gap: 10px; }
.contact-list a, .contact-list span { color: var(--color-text-secondary); font-weight: 400; }
.contact-list a:hover { color: var(--color-primary); }
.copyright { text-align: center; border-top: 1px solid var(--color-border); padding-top: 2rem; }
.copyright p { max-width: none; }

/* Estilos para los iconos de redes sociales en el footer */
.social-icons {
    display: flex;
    gap: 15px; /* Espacio entre los iconos */
    margin-top: 1rem;
}

.social-icons a {
    color: var(--color-text-secondary); /* Color por defecto */
    transition: color 0.3s ease;
}

.social-icons a:hover {
    color: var(--color-primary); /* Color al pasar el ratón */
    text-decoration: none; /* Quita el subrayado al pasar el ratón */
}

.social-icons svg {
    width: 28px; /* Tamaño del icono SVG */
    height: 28px;
    vertical-align: middle; /* Alineación vertical */
}


/* --- Modal Optimizado con Iframe --- */
.modal { display: none; position: fixed; z-index: 2000; left: 0; top: 0; width: 100%; height: 100%; background-color: rgba(10, 10, 10, 0.8); backdrop-filter: blur(5px); align-items: center; justify-content: center; padding: 1rem; }
.modal-content {
    position: relative;
    background-color: var(--color-surface-light);
    border-radius: var(--border-radius-modal);
    width: 100%;
    max-width: 500px;
    height: auto; /* Altura flexible */
    max-height: 90vh; /* Límite para no exceder la pantalla */
    animation: slide-down 0.5s cubic-bezier(0.165, 0.84, 0.44, 1);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    display: flex;
    flex-direction: column;
    overflow-y: auto; /* Permitir scroll vertical si es necesario */
}
.close-button { position: absolute; top: 12px; right: 12px; z-index: 10; color: #888; background-color: rgba(255, 255, 255, 0.8); }
.close-button:hover { color: #000; }
.modal-content iframe {
    width: 100%;
    height: 100%;
    border: none;
    min-height: 550px; /* Asegura una altura mínima para que el iframe se renderice bien */
}

/* --- Estilos del formulario anterior (se pueden eliminar si no se usan en otro lugar) --- */
.modal-body { padding: 2.5rem; overflow-y: auto; text-align: center; color: var(--color-text-dark); }
.modal-body h3 { font-size: 1.75rem; color: var(--color-text-dark); }
.modal-body p { color: #555; margin-bottom: 2rem; }
.modal-body form { text-align: left; }
.form-group { margin-bottom: 1.5rem; }
.form-group label { display: block; margin-bottom: 0.5rem; font-weight: 500; color: #333; }
.form-group input, .form-group select { width: 100%; padding: 12px; border: 1px solid var(--color-input-border); background-color: var(--color-input-bg); color: var(--color-text-dark); border-radius: 8px; font-size: 1rem; }
.form-group input::placeholder { color: #999; }
.form-group input:focus, .form-group select:focus { border-color: var(--color-primary); outline: none; box-shadow: 0 0 0 2px rgba(135, 206, 250, 0.5); }
.modal .legal-text { font-size: 0.8rem; color: #666; }
.modal .legal-text a { color: var(--color-primary-variant); }

/* --- Snackbar & FAB --- */
.snackbar { visibility: hidden; position: fixed; bottom: 20px; left: 20px; background-color: #fff; color: #333; padding: 14px; border-radius: 8px; display: flex; align-items: center; justify-content: space-between; gap: 1rem; z-index: 3000; box-shadow: 0 4px 12px rgba(0,0,0,0.15); opacity: 0; transform: translateY(120%); transition: all 0.3s ease; max-width: calc(100% - 40px); }
.snackbar.show { visibility: visible; opacity: 1; transform: translateY(0); }
.snackbar-text { margin: 0; text-align: left; font-size: 0.875rem; line-height: 1.4; }
.snackbar-text a { color: var(--color-primary-variant); font-weight: 700; }
#close-snackbar-btn .material-icons { color: #555; }

.fab { position: fixed; bottom: 20px; right: 20px; z-index: 1000; width: 60px; height: 60px; background-color: #25D366; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 12px rgba(0,0,0,0.3); transition: transform 0.2s ease-in-out; color: #fff; }
.fab:hover { transform: scale(1.05); text-decoration: none; }
.fab svg { width: 32px; height: 32px; }
.fab svg path { fill: currentColor; }

/* --- Media Queries (Responsive) --- */
@media (min-width: 600px) { .plan-actions { flex-direction: column; } .plan-card { padding: 2rem; } }
@media (min-width: 768px) {
    .desktop-nav { display: flex; gap: 0.5rem; align-items: center; }
    .desktop-nav a { color: var(--color-text-dark); font-weight: 500; padding: 8px 16px; border-radius: 99px; transition: background-color 0.3s ease; }
    .desktop-nav a:hover { background-color: rgba(0,0,0,0.05); text-decoration: none; }
    #menu-button { display: none; }
    .benefits-grid { grid-template-columns: repeat(3, 1fr); }
    /* Ajuste para la cuadrícula del footer en pantallas más grandes */
    .footer-grid { grid-template-columns: repeat(4, 1fr); }
    /* Añadido para ayudar a que las columnas se ajusten mejor */
    .footer-grid .footer-column {
        min-width: 0; /* Permite que las columnas se encojan más si es necesario */
    }
    .snackbar { max-width: 450px; }
}
@media (min-width: 992px) { .plan-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .banner, .benefits, .plans, .cta-section { padding: 6rem 0; } }
@keyframes slide-down { from { opacity: 0; transform: translateY(-20px); } to { opacity: 1; transform: translateY(0); } }