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

:root {
    /* Colores principales basados en análisis de referencia */
    --color-primary: #00a6d6;          /* Azul principal */
    --color-primary-dark: #0088b3;     /* Azul más oscuro */
    --color-accent: #40e0d0;           /* Aguamarina */
    --color-accent-light: #7fffd4;     /* Aguamarina claro */
    --color-success: #28a745;          /* Verde éxito */
    --color-white: #ffffff;
    --color-light: #f8f9fa;
    --color-gray-100: #f1f3f4;
    --color-gray-200: #e9ecef;
    --color-gray-300: #dee2e6;
    --color-gray-600: #6c757d;
    --color-gray-800: #343a40;
    --color-gray-900: #212529;
    
    /* Tipografía */
    --font-family: 'Poppins', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Espaciado */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Bordes */
    --border-radius-sm: 0.375rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    --border-radius-full: 9999px;
    
    /* Transiciones */
    --transition-fast: 0.15s ease-in-out;
    --transition-base: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

/* Estilos base */
html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-gray-800);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Header y Navegación */
.header {
    background: var(--color-white);
    box-shadow: var(--shadow-md);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition-base);
}

.navbar {
    padding: var(--spacing-md) 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-primary);
}

.logo i {
    font-size: var(--font-size-2xl);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-xl);
}

.nav-menu a {
    text-decoration: none;
    color: var(--color-gray-800);
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
}

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

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: var(--transition-fast);
}

.nav-menu a:hover::after {
    width: 100%;
}

.whatsapp-btn-header {
    background: var(--color-success);
    color: var(--color-white);
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-full);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-base);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.whatsapp-btn-header:hover {
    background: #1db954;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--color-gray-800);
    transition: var(--transition-fast);
}

/* WhatsApp Float Button */
.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: var(--color-success);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: var(--font-size-2xl);
    cursor: pointer;
    box-shadow: var(--shadow-xl);
    z-index: 999;
    transition: var(--transition-base);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    background: #1db954;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(40, 167, 69, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(40, 167, 69, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(40, 167, 69, 0);
    }
}

/* Hero Section */
.hero {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--color-light) 0%, var(--color-white) 100%);
    display: flex;
    align-items: center;
    padding: var(--spacing-3xl) 0;
    margin-top: 80px;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.hero-content h1 {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
    color: var(--color-gray-900);
}

.hero-content .highlight {
    color: var(--color-primary);
    position: relative;
}

.hero-content .highlight::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--color-accent);
    opacity: 0.7;
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.btn-primary {
    background: var(--color-success);
    color: var(--color-white);
    border: none;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--border-radius-full);
    font-weight: 600;
    font-size: var(--font-size-base);
    cursor: pointer;
    transition: var(--transition-base);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
}

.btn-primary:hover {
    background: #1db954;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--border-radius-full);
    font-weight: 600;
    font-size: var(--font-size-base);
    cursor: pointer;
    transition: var(--transition-base);
}

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

.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-primary);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

.hero-image {
    text-align: center;
}

.hero-image img {
    width: 100%;
    max-width: 500px;
    height: auto;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-xl);
    transform: rotate(2deg);
    transition: var(--transition-slow);
}

.hero-image img:hover {
    transform: rotate(0deg) scale(1.02);
}

/* Doctora Section */
.doctora-section {
    padding: var(--spacing-3xl) 0;
    background: var(--color-white);
}

.doctora-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.doctora-image {
    position: relative;
    text-align: center;
}

.doctora-image img {
    width: 100%;
    max-width: 400px;
    height: auto;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
}

.doctora-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.doctora-info h2 {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-sm);
}

.doctora-info h3 {
    font-size: var(--font-size-xl);
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
    font-weight: 500;
}

.doctora-info p {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.doctora-credentials {
    margin-bottom: var(--spacing-xl);
}

.credential {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    font-weight: 500;
}

.credential i {
    color: var(--color-primary);
    font-size: var(--font-size-lg);
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-header h2 {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-md);
}

.section-header p {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    max-width: 600px;
    margin: 0 auto;
}

/* Servicios Section */
.servicios-section {
    padding: var(--spacing-3xl) 0;
    background: var(--color-light);
}

.service-category {
    margin-bottom: var(--spacing-3xl);
}

.service-category h3 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.service-category h3 i {
    color: var(--color-primary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.service-card {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.service-card.featured {
    border: 2px solid var(--color-primary);
}

.featured-badge {
    position: absolute;
    top: 0;
    right: 30px;
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: 0 0 var(--border-radius-lg) var(--border-radius-lg);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.service-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-lg);
}

.service-card h4 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-md);
}

.service-card p {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.service-btn {
    background: var(--color-success);
    color: var(--color-white);
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-full);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-base);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    width: 100%;
    justify-content: center;
}

.service-btn:hover {
    background: #1db954;
    transform: translateY(-2px);
}

/* Ventajas Section */
.ventajas-section {
    padding: var(--spacing-3xl) 0;
    background: var(--color-white);
}

.ventajas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.ventaja-card {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--color-light);
    border-radius: var(--border-radius-lg);
    transition: var(--transition-base);
}

.ventaja-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.ventaja-icon {
    width: 80px;
    height: 80px;
    background: var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    color: var(--color-white);
    font-size: var(--font-size-2xl);
}

.ventaja-card h4 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-md);
}

.ventaja-card p {
    color: var(--color-gray-600);
    line-height: 1.6;
}

/* Galería Section */
.galeria-section {
    padding: var(--spacing-3xl) 0;
    background: var(--color-light);
}

.galeria-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.galeria-item {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.galeria-item:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-xl);
}

.galeria-item img {
    width: 100%;
    height: 300px;
    object-fit: cover;
}

.galeria-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: var(--color-white);
    padding: var(--spacing-xl);
    transform: translateY(70%);
    transition: var(--transition-base);
}

.galeria-item:hover .galeria-overlay {
    transform: translateY(0);
}

.galeria-overlay h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

/* Testimonios Section */
.testimonios-section {
    padding: var(--spacing-3xl) 0;
    background: var(--color-white);
}

.testimonios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.testimonio-card {
    background: var(--color-light);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    text-align: center;
    position: relative;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.testimonio-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.testimonio-rating {
    margin-bottom: var(--spacing-lg);
}

.testimonio-rating i {
    color: #ffc107;
    font-size: var(--font-size-lg);
    margin: 0 2px;
}

.testimonio-card p {
    font-style: italic;
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

.testimonio-author strong {
    display: block;
    color: var(--color-gray-900);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.testimonio-author span {
    color: var(--color-primary);
    font-size: var(--font-size-sm);
}

/* Contacto Section */
.contacto-section {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
}

.contacto-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.contacto-info h2 {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
}

.contacto-info p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
    line-height: 1.7;
}

.contacto-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contacto-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.contacto-item i {
    font-size: var(--font-size-xl);
    margin-top: 2px;
    color: var(--color-accent);
}

.contacto-cta {
    text-align: center;
}

.btn-primary-large {
    background: var(--color-success);
    color: var(--color-white);
    border: none;
    padding: var(--spacing-lg) var(--spacing-2xl);
    border-radius: var(--border-radius-full);
    font-weight: 700;
    font-size: var(--font-size-xl);
    cursor: pointer;
    transition: var(--transition-base);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.btn-primary-large:hover {
    background: #1db954;
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.cta-subtitle {
    opacity: 0.8;
    font-size: var(--font-size-sm);
}

/* Footer */
.footer {
    background: var(--color-gray-900);
    color: var(--color-white);
    padding: var(--spacing-2xl) 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-accent);
}

.footer-logo i {
    font-size: var(--font-size-2xl);
}

.footer-text p {
    margin-bottom: var(--spacing-sm);
    opacity: 0.8;
}

.footer-social {
    display: flex;
    gap: var(--spacing-md);
}

.social-btn {
    width: 50px;
    height: 50px;
    background: var(--color-success);
    border: none;
    border-radius: 50%;
    color: var(--color-white);
    font-size: var(--font-size-xl);
    cursor: pointer;
    transition: var(--transition-base);
}

.social-btn:hover {
    background: #1db954;
    transform: scale(1.1);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-gray-600);
    opacity: 0.7;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-container,
    .doctora-content,
    .contacto-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
        text-align: center;
    }
    
    .hero-content h1 {
        font-size: var(--font-size-4xl);
    }
    
    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero {
        padding: var(--spacing-xl) 0;
    }
    
    .hero-content h1 {
        font-size: var(--font-size-3xl);
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-md);
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .services-grid,
    .ventajas-grid,
    .galeria-grid,
    .testimonios-grid {
        grid-template-columns: 1fr;
    }
    
    .section-header h2 {
        font-size: var(--font-size-3xl);
    }
    
    .doctora-info h2 {
        font-size: var(--font-size-3xl);
    }
    
    .contacto-info h2 {
        font-size: var(--font-size-3xl);
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-lg);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-content h1 {
        font-size: var(--font-size-2xl);
    }
    
    .btn-primary-large {
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: var(--font-size-base);
    }
    
    .service-card,
    .ventaja-card,
    .testimonio-card {
        padding: var(--spacing-lg);
    }
    
    .whatsapp-float {
        bottom: 15px;
        right: 15px;
        width: 50px;
        height: 50px;
        font-size: var(--font-size-xl);
    }
}

/* Animaciones adicionales */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.service-card,
.ventaja-card,
.testimonio-card {
    animation: fadeInUp 0.6s ease-out;
}

/* Estilos para elementos interactivos */
button:focus,
a:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Loading states */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

/* FAQ Section */
.faq-section {
    padding: var(--spacing-3xl) 0;
    background: var(--color-light);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: var(--spacing-xl);
}

.faq-item {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.faq-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.faq-item h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    line-height: 1.4;
}

.faq-item p {
    color: var(--color-gray-600);
    line-height: 1.7;
}

/* Accessibility improvements */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Additional responsive improvements for FAQ */
@media (max-width: 768px) {
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .faq-item {
        padding: var(--spacing-lg);
    }
}