/* Variables de Colores */
:root {
    --color-primary-blue: #007bff; /* Azul principal */
    --color-secondary-green: #38b448; /* Verde/Highlight */
    --color-text-dark: #333;
    --color-text-light: #666;
    --color-background-light: #f9f9f9;
    --color-white: #fff;
    --color-border-light: #eee;
    --color-red: #dc3545; /* Para íconos de problema */
    --color-shadow: rgba(0, 0, 0, 0.08);
    --font-family: 'Poppins', sans-serif;
}

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

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--color-text-dark);
    background-color: var(--color-white);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Tipografía */
h1, h2, h3 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 0.5em;
}

h1 {
    font-size: 3.2rem;
}

h2 {
    font-size: 2rem;
    text-align: center;
    margin-top: 0;
}

p {
    margin-bottom: 1em;
    color: var(--color-text-light);
}

.highlight-blue {
    color: var(--color-primary-blue);
}

.highlight-green {
    color: var(--color-secondary-green);
}

.bold {
    font-weight: 700;
    color: var(--color-text-dark);
}

/* Botones (CTAs) */
.btn {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.3s, opacity 0.3s;
    border: none;
    cursor: pointer;
    text-align: center;
}

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

.btn-primary:hover {
    background-color: #0056b3;
}

.btn-secondary {
    background-color: var(--color-white);
    color: var(--color-primary-blue);
    border: 2px solid var(--color-primary-blue);
    padding: 10px 23px;
}

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

.btn-schedule {
    padding: 8px 18px;
    font-size: 0.9rem;
}

.btn-large {
    padding: 15px 30px;
    font-size: 1.1rem;
}

.btn-white {
    background-color: var(--color-white);
    color: var(--color-primary-blue);
    border: none;
}

.btn-white:hover {
    opacity: 0.9;
}

.btn-project {
    background-color: var(--color-white);
    color: var(--color-text-dark);
    border: 1px solid var(--color-border-light);
    font-size: 0.9rem;
}

/* Header/Navbar */
.header {
    background-color: var(--color-white);
    padding: 15px 0;
    border-bottom: 1px solid var(--color-border-light);
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo {
    display: flex;
    align-items: center;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-primary-blue);
}

.logo-img {
    width: 30px; /* Tamaño del logo (diente) */
    margin-right: 8px;
}

.nav-links a {
    color: var(--color-text-light);
    text-decoration: none;
    margin-left: 25px;
    font-weight: 500;
    transition: color 0.2s;
}

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

/* Sección Principal (Hero) */
.hero {
    padding: 80px 0;
    background-color: var(--color-background-light);
}

.hero-content {
    display: flex;
    align-items: center;
    gap: 40px;
}

.hero-content .text-content {
    flex: 1;
    max-width: 50%;
}

.hero-content .visual-content {
    flex: 1;
    max-width: 50%;
    display: flex;
    justify-content: center;
}

.tag {
    color: var(--color-primary-blue);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 10px;
    background-color: #e0f0ff;
    display: inline-block;
    padding: 5px 15px;
    border-radius: 20px;
}

.hero-actions {
    margin: 30px 0;
    display: flex;
    gap: 15px;
}

/* Mockup Visual */
.mockup-frame {
    background-color: var(--color-white);
    border-radius: 12px;
    box-shadow: 0 10px 30px var(--color-shadow);
    position: relative;
    width: 100%;
    max-width: 500px;
    padding: 20px;
    overflow: hidden;
}

.mockup-img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    opacity:0.95; /* Para simular el contenido */
}

.appointment-card {
    position: absolute;
    top: 30px;
    right: 30px;
    background-color: #e6ffe6;
    color: var(--color-secondary-green);
    border: 1px solid var(--color-secondary-green);
    border-radius: 8px;
    padding: 10px 15px;
    text-align: center;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.appointment-tag {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 2px;
}

.appointment-text {
    font-size: 0.8rem;
    color: var(--color-text-dark);
}

.stats-footer {
    display: flex;
    justify-content: space-around;
    padding-top: 15px;
    border-top: 1px solid var(--color-border-light);
    margin-top: 15px;
}

.stat-item {
    text-align: center;
}

.stat-value {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-primary-blue);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--color-text-light);
    margin-top: -5px;
}

/* Logos de Confianza */
.hero-stats-small {
    margin-top: 20px;
    border-top: 1px solid var(--color-border-light);
    padding-top: 15px;
}

.confidence-logos img {
    height: 25px;
    margin-right: 15px;
    opacity: 0.7;
}

.rating {
    color: gold;
    font-size: 1rem;
}

/* --- Secciones Comunes --- */
section {
    padding: 80px 0;
}

.subtitle-tag {
    text-align: center;
    color: var(--color-primary-blue);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.section-description {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 40px auto;
}

/* Sección de Problemas Comunes */
.problems-section {
    background-color: var(--color-white);
}

.problems-section .subtitle-tag {
    color: var(--color-red);
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.problem-card {
    background-color: var(--color-background-light);
    padding: 25px;
    border-radius: 12px;
    text-align: center;
    transition: transform 0.3s;
}

.problem-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.problem-card h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.icon-circle {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.icon-red {
    background-color: rgba(255, 0, 0, 0.1);
    color: var(--color-red);
}

.solution-box {
    background-color: #e6ffe6;
    border: 1px solid var(--color-secondary-green);
    border-radius: 8px;
    padding: 15px 25px;
    max-width: 500px;
    margin: 0 auto;
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

.icon-lightbulb {
    color: var(--color-secondary-green);
    font-size: 1.2rem;
}

/* Sección Nuestra Solución */
.solution-section {
    background-color: var(--color-primary-blue);
    color: var(--color-white);
}

.solution-section h2, .solution-section p {
    text-align: left;
    color: var(--color-white);
}

.solution-section .highlight-blue {
    color: var(--color-white);
    border-bottom: 3px solid var(--color-secondary-green);
}

.solution-content {
    display: flex;
    gap: 40px;
    align-items: center;
}

.solution-text {
    flex: 1;
}

.solution-stats {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.stat-card {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 25px;
    border-radius: 12px;
    text-align: center;
}

.stat-value-large {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-white);
}

.stat-label-large {
    font-size: 1rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
}

.solution-features-grid {
    display: flex;
    gap: 40px;
    margin: 30px 0;
}

.solution-features-grid ul {
    list-style: none;
    padding: 0;
}

.solution-features-grid li {
    margin-bottom: 10px;
    font-weight: 500;
    font-size: 1rem;
    color: var(--color-white);
}

.check-icon {
    color: var(--color-secondary-green);
    margin-right: 8px;
    font-weight: 700;
}

.testimonial-short {
    border-left: 4px solid var(--color-secondary-green);
    padding-left: 15px;
    margin-top: 30px;
    font-style: italic;
    font-weight: 300;
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
}

.testimonial-short footer {
    font-style: normal;
    font-size: 0.9rem;
    margin-top: 5px;
    color: rgba(255, 255, 255, 0.7);
}


/* Sección de Planes */
.plans-section {
    background-color: var(--color-white);
}

.plans-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
    align-items: flex-start; /* Alinea las tarjetas por arriba */
}

.plan-card {
    background-color: var(--color-background-light);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    text-align: center;
    position: relative;
}

.popular-plan {
    background-color: var(--color-primary-blue);
    color: var(--color-white);
    transform: scale(1.05);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.popular-tag {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--color-secondary-green);
    color: var(--color-white);
    padding: 5px 15px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.8rem;
}

.plan-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 10px;
}

.plan-icon, .plan-icon-rocket {
    font-size: 1.5rem;
    color: var(--color-primary-blue);
}

.popular-plan .plan-icon-rocket {
    color: var(--color-white);
}

.plan-card h3 {
    margin: 0;
    color: inherit;
}

.plan-price {
    margin: 20px 0;
}

.plan-price strong {
    font-size: 2.5rem;
    font-weight: 700;
    display: block;
    color: inherit;
}

.plan-price p {
    margin-top: -5px;
    font-size: 0.9rem;
    color: inherit;
    opacity: 0.8;
}

.plan-description {
    margin-bottom: 20px;
    font-style: italic;
    color: inherit;
    opacity: 0.9;
}

.plan-features {
    list-style: none;
    text-align: left;
    margin-bottom: 30px;
    padding-left: 10%;
}

.plan-features li {
    margin-bottom: 8px;
    font-size: 0.95rem;
    color: inherit;
}

.check-icon-blue {
    color: var(--color-primary-blue);
    margin-right: 5px;
    font-weight: 700;
}

.check-icon-white {
    color: var(--color-white);
    margin-right: 5px;
    font-weight: 700;
}

.popular-plan .plan-description, .popular-plan .plan-features li, .popular-plan h3 {
    color: var(--color-white);
}

.custom-link-footer {
    text-align: center;
    margin-top: 30px;
    font-size: 0.9rem;
}

.custom-link-footer a {
    color: var(--color-primary-blue);
    font-weight: 600;
    text-decoration: none;
}

/* Sección de Proyectos Anteriores (NUEVA) */
.projects-section {
    background-color: var(--color-background-light);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.project-card {
    background-color: var(--color-white);
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    text-align: center;
    padding-bottom: 20px;
}

.project-img-placeholder {
    width: 100%;
    height: 200px;
    background-color: #e0f0ff;
    object-fit: cover;
    display: block;
    margin-bottom: 15px;
}

.project-card h3 {
    color: var(--color-primary-blue);
    margin-top: 0;
}

.project-card p {
    padding: 0 20px;
    font-size: 0.9rem;
}

/* Sección de Testimonios */
.testimonials-section {
    background-color: var(--color-white);
}

.testimonial-carousel {
    display: flex;
    justify-content: center;
    margin-bottom: 40px;
}

.testimonial-card {
    background-color: var(--color-background-light);
    border-radius: 15px;
    padding: 40px;
    max-width: 700px;
    box-shadow: 0 8px 20px var(--color-shadow);
    text-align: left;
    margin: 0 20px;
}

.quote-icon {
    font-size: 3rem;
    color: var(--color-primary-blue);
    line-height: 1;
    font-weight: 700;
    opacity: 0.2;
}

.rating-stars {
    color: gold;
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.testimonial-card p {
    font-size: 1.2rem;
    font-style: italic;
    color: var(--color-text-dark);
    line-height: 1.5;
    margin-bottom: 20px;
}

.result-tag {
    display: inline-block;
    background-color: #e6ffe6;
    color: var(--color-secondary-green);
    font-weight: 600;
    font-size: 0.8rem;
    padding: 5px 10px;
    border-radius: 20px;
    margin-bottom: 15px;
}

.client-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.client-initial {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--color-primary-blue);
    color: var(--color-white);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 600;
}

.client-details p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--color-text-dark);
}

.client-details strong {
    font-size: 1rem;
    color: var(--color-text-dark);
}

.client-logos-footer {
    text-align: center;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid var(--color-border-light);
}

.client-logos-footer span {
    color: var(--color-text-light);
    font-size: 0.9rem;
    margin: 0 10px;
}

/* Sección FAQ */
.faq-section {
    background-color: var(--color-background-light);
}

.faq-list {
    max-width: 800px;
    margin: 40px auto;
}

.faq-item {
    background-color: var(--color-white);
    border: 1px solid var(--color-border-light);
    border-radius: 10px;
    margin-bottom: 15px;
    overflow: hidden;
}

.faq-question {
    width: 100%;
    background: none;
    border: none;
    text-align: left;
    padding: 20px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--color-text-dark);
    transition: background-color 0.2s;
}

.faq-item.open .faq-question {
    background-color: #f0f8ff;
    color: var(--color-primary-blue);
}

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out, padding 0.4s ease-out;
}

.faq-item.open .faq-answer {
    max-height: 500px; /* Suficiente para expandir */
    padding: 10px 20px 20px 20px;
}

.faq-answer p {
    margin-bottom: 0;
}

.arrow {
    font-size: 1.2rem;
    transition: transform 0.3s;
    color: var(--color-text-light);
}

.faq-item.open .arrow {
    transform: rotate(180deg);
    color: var(--color-primary-blue);
}

.whatsapp-cta {
    text-align: center;
    margin-top: 30px;
}

.whatsapp-cta a {
    color: var(--color-primary-blue);
    font-weight: 600;
    text-decoration: none;
    border-bottom: 2px solid var(--color-primary-blue);
    padding-bottom: 2px;
}

/* Footer */
.footer {
    background-color: #001f3f; /* Azul Oscuro para contraste */
    color: var(--color-white);
    padding: 40px 0 20px 0;
    text-align: center;
}

.footer-content {
    margin-bottom: 20px;
}

.footer-content p {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--color-white);
}

.footer-info {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    font-size: 0.8rem;
}

.footer-info p, .footer-info a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
}

.footer-info a:hover {
    color: var(--color-white);
}

/* -------------------- */
/* Media Queries (Responsivo) */
/* -------------------- */
.footer { /* O la clase/ID de tu sección de contacto */
    background-color: #004AAD; /* Azul profundo, profesional y de confianza (similar a marcas de salud) */
    color: #FFFFFF; /* Texto blanco para alto contraste */
    padding: 60px 20px;
    text-align: center;
}

/* --- 2. ENCABEZADOS Y TEXTOS PERSUASIVOS --- */

/* Título principal del formulario - Hazlo impactante y claro. */
.contact-form h2 {
    font-size: 32px;
    font-weight: 700;
    color: #FFFFFF;
    margin-bottom: 10px;
}

/* Subtítulo persuasivo - Justifica la acción. */
.contact-form p:first-of-type {
    font-size: 18px;
    color: #F0F8FF; /* Un blanco suave para diferenciarlo del título */
    margin-bottom: 30px;
    font-weight: 300;
}

/* --- 3. DISEÑO DE CAMPOS (Reducción de Fricción) --- */

.form-group {
    margin-bottom: 20px;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600; /* Hace que las etiquetas sean visibles */
    font-size: 14px;
    color: #E6E6FA; /* Blanco muy claro */
}

/* Estilo de Inputs y Select - Limpieza y Espacio. */
.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form input[type="url"],
.contact-form select {
    width: 100%;
    padding: 12px;
    border: 2px solid #57A0EE; /* Borde azul claro para indicar interactividad */
    border-radius: 8px; /* Bordes suaves para un look moderno */
    background-color: #FFFFFF; /* Fondo blanco (símbolo de limpieza dental) */
    color: #333333; /* Texto oscuro para máxima legibilidad */
    font-size: 16px;
    transition: border-color 0.3s;
}

.contact-form input:focus,
.contact-form select:focus {
    border-color: #38c172; /* Verde o color de marca, al enfocar, para feedback visual */
    outline: none;
    box-shadow: 0 0 5px rgba(56, 193, 114, 0.5);
}

/* --- 4. BOTONES (Foco en la Conversión) --- */
/* Contenedor principal del formulario para centrarlo y darle ancho máximo */
.contact-form {
    max-width: 500px; /* Limita el ancho en escritorio */
    margin: 0 auto;
    padding: 20px;
    box-sizing: border-box; /* Asegura que padding no afecte el ancho total */
}

/* Estilos de las etiquetas (Labels) */
.form-group label {
    display: block; /* Ocupa todo el ancho para que el input quede debajo */
    margin-bottom: 5px;
    font-weight: 600; 
    font-size: 14px;
    color: #E6E6FA; /* Mismo color que establecimos, buen contraste */
    text-align: left; /* Alineación a la izquierda (clave UX) */
}

/* Estilo de Inputs y Select (Corrección de ancho y contraste) */
.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form input[type="url"],
.contact-form select {
    width: 100%; /* ¡Importante! Hace que ocupen todo el ancho disponible */
    padding: 12px;
    border: 2px solid #57A0EE; 
    border-radius: 8px; 
    background-color: #FFFFFF; /* Fondo blanco para alto contraste */
    color: #333333; /* Texto oscuro */
    font-size: 16px;
    box-sizing: border-box; /* Crucial para que el padding se incluya en el ancho */
}

/* Espaciado del botón "Agendar una llamada hoy" que está fuera del <form> */
.footer .btn-primary.btn-large {
    margin-top: 30px; /* Aumenta el espacio entre el formulario y el botón Calendly */
    /* Asegúrate de que el CSS que ya tienes para este botón sea correcto (width: 100% y display: block) */
}
/* Teléfonos y Tabletas (Menos de 768px) */
@media (max-width: 768px) {
    
    .navbar .nav-links {
        display: none; /* Ocultar enlaces de navegación */
    }

    .hero {
        padding: 50px 0;
    }
    
    .hero-content {
        flex-direction: column;
        text-align: center;
    }

    .hero-content .text-content,
    .hero-content .visual-content {
        max-width: 100%;
        text-align: center;
    }
    
    h1 {
        font-size: 2.5rem;
    }

    .hero-actions {
        flex-direction: column;
        gap: 10px;
    }

    .btn-large {
        width: 100%;
    }
    
    .mockup-frame {
        max-width: 350px;
        margin-top: 30px;
    }
    
    .problems-grid {
        grid-template-columns: 1fr;
    }

    .solution-content {
        flex-direction: column;
        text-align: center;
    }
    
    .solution-text h2, .solution-text p {
        text-align: center;
    }

    .solution-features-grid {
        flex-direction: column;
        gap: 20px;
        align-items: center;
    }

    .solution-features-grid ul {
        text-align: left;
    }
    
    .solution-stats {
        grid-template-columns: 1fr;
        margin-top: 30px;
    }

    .plans-grid {
        grid-template-columns: 1fr;
    }
    
    .popular-plan {
        transform: scale(1);
    }

    .plans-section .plan-features {
        padding-left: 15%;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonial-card {
        padding: 30px;
    }

    .client-logos-footer span {
        display: block;
        margin: 5px 0;
    }
}