/* ========================================
   VARIABLES DE COLOR - BASADAS EN LOGOTIPO MANU RUIZ
   ======================================== */
:root {
    /* Colores extraídos del logotipo */
    --color-primary: #4ECDC4;        /* Turquesa/Cyan del "MR" */
    --color-secondary: #FFC107;      /* Amarillo dorado de "manu" */
    --color-accent: #C77DBB;         /* Rosa/Magenta de "ruiz" */
    --color-green: #7CB342;          /* Verde de "DISEÑADOR DEL ALMA" */
    
    /* Variaciones de los colores principales */
    --color-primary-light: #80E5DE;  /* Turquesa claro */
    --color-primary-dark: #26A69A;   /* Turquesa oscuro */
    --color-secondary-light: #FFD54F; /* Amarillo claro */
    --color-secondary-dark: #FF8F00;  /* Amarillo oscuro */
    --color-accent-light: #E1BEE7;   /* Rosa claro */
    --color-accent-dark: #8E24AA;    /* Rosa oscuro */
    
    /* Colores neutros */
    --color-background: #FAFAFA;     /* Fondo principal muy claro */
    --color-background-alt: #F5F5F5; /* Fondo alternativo */
    --color-text: #333333;           /* Texto principal */
    --color-text-light: #666666;     /* Texto secundario */
    --color-light: #ffffff;          /* Blanco */
    --color-dark: #2C2C2C;           /* Solo para footer */
    
    /* Gradientes basados en colores del logo */
    --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    --gradient-secondary: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-light) 100%);
    --gradient-hero: linear-gradient(135deg, var(--color-background) 0%, var(--color-background-alt) 100%);
    --gradient-accent: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
    
    /* Sombras suaves */
    --shadow-light: 0 2px 10px rgba(78, 205, 196, 0.1);
    --shadow-medium: 0 4px 20px rgba(78, 205, 196, 0.15);
    --shadow-dark: 0 8px 30px rgba(78, 205, 196, 0.2);
    
    /* Transiciones */
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s ease-in-out;
}

/* ========================================
   ESTILOS GENERALES
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Lato', 'Open Sans', Arial, sans-serif;
    background: var(--color-background);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Tipografías */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Raleway', sans-serif;
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--color-text);
}

h1 { 
    font-size: 3.5rem; 
    color: var(--color-primary);
}
h2 { 
    font-size: 2.8rem; 
    color: var(--color-primary);
}
h3 { 
    font-size: 2.2rem; 
    color: var(--color-secondary-dark);
}
h4 { 
    font-size: 1.8rem; 
    color: var(--color-accent-dark);
}
h5 { 
    font-size: 1.4rem; 
}
h6 { 
    font-size: 1.2rem; 
}

p {
    margin-bottom: 1.2rem;
    font-size: 1.1rem;
    color: var(--color-text);
}

/* Enlaces */
a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

/* Contenedores */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 5rem 0;
}

/* ========================================
   HEADER Y NAVEGACIÓN FLOTANTE
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(78, 205, 196, 0.2);
    z-index: 1000;
    transition: var(--transition-smooth);
    padding: 1rem 0;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-medium);
    padding: 0.5rem 0;
}

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

.logo {
    display: flex;
    align-items: center;
    font-family: 'Raleway', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.logo img {
    height: 50px;
    width: auto;
    margin-right: 0.5rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: var(--color-text);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    transition: var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.nav-link:hover {
    background: var(--gradient-primary);
    color: white;
    text-decoration: none;
    transform: translateY(-2px);
}

.nav-link.active {
    background: var(--color-primary);
    color: white;
}

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

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-primary);
    transition: var(--transition-fast);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    background: var(--gradient-hero);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/PHOTO-2024-03-11-16-57-493.jpg') center/cover;
    opacity: 0.05;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text h1 {
    color: var(--color-primary);
    margin-bottom: 1.5rem;
    font-size: 4rem;
    opacity: 1;
    visibility: visible;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--color-secondary-dark);
    margin-bottom: 2rem;
    font-style: italic;
    opacity: 1;
    visibility: visible;
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    color: var(--color-text);
    opacity: 1;
    visibility: visible;
}

.cta-button {
    display: inline-block;
    background: var(--gradient-primary);
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    box-shadow: var(--shadow-medium);
    transition: var(--transition-smooth);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-dark);
    color: white;
    text-decoration: none;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.cta-button:hover::before {
    left: 100%;
}

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

.hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: var(--shadow-dark);
}

/* ========================================
   SECCIONES GENERALES
   ======================================== */
.section-title {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--color-primary);
    opacity: 1;
    visibility: visible;
}

.section-subtitle {
    text-align: center;
    font-size: 1.3rem;
    color: var(--color-secondary-dark);
    margin-bottom: 4rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    opacity: 1;
    visibility: visible;
}

/* Sección con fondo alternativo */
.section-alt {
    background: var(--color-background-alt);
}

/* Sección con gradiente de acento */
.section-accent {
    background: linear-gradient(135deg, var(--color-accent-light) 0%, var(--color-background) 100%);
}

/* ========================================
   CARDS Y COMPONENTES
   ======================================== */
.card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--shadow-light);
    transition: var(--transition-smooth);
    border: 1px solid rgba(78, 205, 196, 0.1);
    transform-style: preserve-3d;
}

.card:hover {
    transform: translateY(-8px) rotateX(2deg);
    box-shadow: var(--shadow-medium);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: white;
    font-size: 1.5rem;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background: var(--color-dark);
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h5 {
    color: var(--color-primary-light);
    margin-bottom: 1rem;
}

.footer-section a {
    color: #ccc;
    transition: var(--transition-fast);
}

.footer-section a:hover {
    color: var(--color-primary-light);
    transform: translateX(5px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(78, 205, 196, 0.2);
    color: #ccc;
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-medium);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-smooth);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-text h1 {
        font-size: 2.5rem;
    }
    
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.8rem; }
    
    .container {
        padding: 0 1rem;
    }
    
    .section {
        padding: 3rem 0;
    }
    
    .logo img {
        height: 40px;
    }
}

@media (max-width: 480px) {
    .hero-text h1 {
        font-size: 2rem;
    }
    
    .section {
        padding: 2rem 0;
    }
    
    .container {
        padding: 0 0.5rem;
    }
    
    .logo img {
        height: 35px;
    }
}

/* ========================================
   MEJORAS EN ACCESIBILIDAD Y RENDIMIENTO
   ======================================== */

/* Focus visible para navegación por teclado */
.nav-link:focus-visible,
.cta-button:focus-visible,
button:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Optimización de imágenes */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Reducir movimiento para usuarios sensibles */
@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;
    }
}

/* Mejoras en formularios */
input:focus,
textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(78, 205, 196, 0.1);
    transform: scale(1.02);
}

/* Animaciones de entrada para elementos */
.fade-in-up {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.6s ease-out;
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Asegurar que el texto sea siempre visible */
.hero-text,
.section-title,
.section-subtitle,
p,
h1, h2, h3, h4, h5, h6 {
    opacity: 1 !important;
    visibility: visible !important;
}


/* ========================================
   ESTILOS ADICIONALES PARA TESTIMONIOS Y COMPONENTES
   ======================================== */

/* Estilos para testimonios */
.testimonials-container {
    position: relative;
    min-height: 500px;
    overflow: hidden;
}

.testimonial {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
}

.testimonial.active {
    opacity: 1 !important;
    visibility: visible !important;
}

.testimonial-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-btn {
    background: var(--gradient-primary);
    color: white;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.testimonial-btn:hover {
    background: var(--color-primary-dark);
    transform: scale(1.1);
}

.testimonial-indicators {
    display: flex;
    gap: 0.5rem;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid var(--color-primary);
    background: transparent;
    cursor: pointer;
    transition: var(--transition-fast);
}

.indicator.active {
    background: var(--color-primary);
}

/* Estilos para modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    display: none;
    transition: var(--transition-smooth);
}

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

.modal-content {
    background: white;
    border-radius: 15px;
    max-width: 90vw;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    padding: 2rem;
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--color-text);
}

/* Notificaciones */
.notification {
    position: fixed;
    top: 100px;
    right: 2rem;
    background: var(--gradient-primary);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow-medium);
    transform: translateX(100%);
    transition: var(--transition-smooth);
    z-index: 1500;
}

.notification.show {
    transform: translateX(0);
}

.notification.error {
    background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
}

.notification.success {
    background: linear-gradient(135deg, #27ae60 0%, #229954 100%);
}

/* Animaciones */
.animate-in {
    animation: fadeInUp 0.6s ease-out;
}

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

/* Responsive adicional */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    #sobre-manu > .container > div {
        grid-template-columns: 1fr !important;
        gap: 2rem !important;
    }
    
    #contacto > .container > div {
        grid-template-columns: 1fr !important;
        gap: 2rem !important;
    }
    
    .testimonial-controls {
        flex-direction: column;
        gap: 1rem;
    }
}

/* Corrección para elementos que desaparecen */
.hero-text h1,
.hero-subtitle,
.hero-description,
.section-title,
.section-subtitle,
.card h4,
.card p,
h1, h2, h3, h4, h5, h6,
p, span, div {
    opacity: 1 ;
    visibility: visible ;
    color: inherit ;
}

/* Asegurar contraste en secciones con acento */
.section-accent .section-title {
    color: var(--color-primary-dark) !important;
}

.section-accent .section-subtitle {
    color: var(--color-secondary-dark) !important;
}

.section-accent h3,
.section-accent h4,
.section-accent h5 {
    color: var(--color-text) !important;
}

.section-alt .section-title {
    color: var(--color-primary) !important;
}

.section-alt .section-subtitle {
    color: var(--color-secondary-dark) !important;
}