/* --- Variables de Diseño y Paleta de Colores --- */
:root {
    --primary-dark: #0f172a;       /* Azul oscuro profundo */
    --text-main: #1e293b;          /* Azul grisáceo para textos principales */
    --text-muted: #64748b;         /* Texto secundario/explicativo */
    --accent-blue: #2563eb;        /* Azul brillante de botones */
    --accent-light: #38bdf8;       /* Celeste brillante para interacciones */
    --bg-badge: #e0f2fe;           /* Fondo celeste claro */
    --bg-light: #ffffff;           /* Fondo blanco puro */
    --border-color: #cbd5e1;       /* Gris claro para bordes */
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.02);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 10px 10px -5px rgba(0, 0, 0, 0.03);
}

/* --- Estilos Generales --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
    background-color: #f8fafc;
    color: var(--text-main);
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* --- Cabecera / Navbar --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 4rem;             /* Restauramos el padding amplio original */
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid #f1f5f9;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.02);
}

.logo {
    font-size: 1.5rem;               /* Tamaño de fuente más grande y prominente */
    font-weight: 800;
    color: var(--primary-dark);
    text-decoration: none;
    line-height: 1;
    cursor: pointer;
}

.logo:hover {
    color: var(--primary-dark);
}

/* Espacio superior para que la barra blanca no tape el contenido */
.main-wrapper {
    margin-top: 100px;                /* Ajustado para el nuevo grosor de la barra */
}
/* --- Sección Hero de Pago --- */
.payment-hero {
    max-width: 800px;
    margin: 0 auto 3rem auto;
    text-align: center;
}

.pwa-badge {
    display: inline-block;
    background-color: var(--bg-badge);
    color: #0369a1;
    font-weight: 600;
    font-size: 0.85rem;
    padding: 0.5rem 1.2rem;
    border-radius: 50px;
    margin-bottom: 1rem;
}

.hero-title {
    font-size: 2.3rem;
    font-weight: 800;
    color: var(--primary-dark);
    margin-bottom: 1rem;
}

.hero-description {
    color: var(--text-muted);
    font-size: 1.05rem;
    max-width: 600px;
    margin: 0 auto;
}

/* --- GRID AJUSTADO A EXACTAMENTE 2 COLUMNAS --- */
.payment-cards-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
    max-width: 950px;
    margin: 0 auto 4rem auto;
    align-items: stretch;
}

/* Estilo base de las tarjetas */
.plan-card, .payment-card {
    background-color: var(--bg-light);
    border: 1px solid #e2e8f0;
    padding: 2.5rem 2.2rem;
    border-radius: 20px;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1), box-shadow 0.3s ease, border-color 0.3s ease;
}

.plan-card:hover, .payment-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-blue);
}

/* Modificación para la tarjeta de precio */
.plan-card {
    border: 2px solid var(--accent-blue);
    position: relative;
    overflow: hidden;
}

.plan-card::before {
    content: "POPULAR";
    position: absolute;
    top: 15px;
    right: -35px;
    background-color: var(--accent-blue);
    color: #ffffff;
    font-size: 0.65rem;
    font-weight: 800;
    padding: 0.25rem 2.5rem;
    transform: rotate(45deg);
    letter-spacing: 0.05em;
}

/* Contenido de la tarjeta de precio */
.card-title-area {
    margin-bottom: 1.5rem;
}

.plan-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary-dark);
}

.price-value {
    font-size: 2.6rem;
    font-weight: 800;
    color: var(--primary-dark);
    margin: 1rem 0;
}

.price-value span {
    font-size: 1rem;
    color: var(--text-muted);
    font-weight: 600;
}

.plan-features-list {
    list-style: none;
    text-align: left;
    margin-bottom: 1.5rem;
}

.plan-features-list li {
    font-size: 0.95rem;
    color: var(--text-main);
    font-weight: 600;
    margin-bottom: 0.6rem;
}

/* Estilo para la Tarjeta Amarilla */
.payment-card-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.payment-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
}

.icon-yellow { 
    background-color: #fdcb04; 
    color: #000000; 
}

.payment-card h4 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-dark);
}

/* Detalles de Pago */
.payment-details {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    background-color: #f8fafc;
    padding: 1.2rem;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    font-size: 0.95rem;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.detail-label {
    color: var(--text-muted);
    font-weight: 600;
}

.detail-value {
    color: var(--primary-dark);
    font-weight: 700;
}

/* Etiquetas inferiores simétricas */
.card-footer-tag {
    margin-top: 2rem;
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.card-footer-tag.highlight {
    color: var(--accent-blue);
}

/* --- Sección de Activación --- */
.activation-box {
    max-width: 700px;
    margin: 0 auto 2rem auto;
    background-color: #eff6ff;
    border: 1px dashed var(--accent-blue);
    padding: 2.5rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.activation-icon {
    font-size: 2rem;
    color: var(--accent-blue);
    margin-bottom: 1rem;
}

.activation-box h3 {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--primary-dark);
    margin-bottom: 0.75rem;
}

.activation-box p {
    color: var(--text-main);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

/* Badge estilizado para mostrar el correo de manera pasiva */
.email-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--bg-light);
    border: 1px solid #cbd5e1;
    padding: 0.6rem 1.5rem;
    border-radius: 50px;
    font-weight: 700;
    color: var(--accent-blue);
    box-shadow: var(--shadow-sm);
    cursor: default;          /* Sin puntero de botón */
    user-select: all;         /* Facilita seleccionar/copiar el texto */
}

/* --- Footer --- */
.footer {
    background-color: #0c1524; 
    color: #a0aec0;
    text-align: center;
    padding: 2.2rem 1.5rem;
    font-size: 0.85rem;
    border-top: 1px solid #1a2638;
    margin-top: auto;
}

/* --- Responsividad --- */
@media (max-width: 768px) {
    .navbar {
        position: relative;
        flex-direction: column;
        gap: 1rem;
        padding: 1rem;
    }
    .main-wrapper {
        margin-top: 0;
    }
    .payment-cards-grid {
        grid-template-columns: 1fr;
        padding: 0 1rem;
    }
}