/* --- Variables CSS y Reset --- */
:root {
        --color-primario: #1E2A38;
        --color-secundario: #8b5cf6;
        --color-secundario-hover: #7c3aed;
        --color-fondo: #F5F0E6;
        --color-blanco: #ffffff;
        --color-gris-claro: #F5F0E6;
    --color-gris-medio: #9ca3af;
    --color-texto: #1E2A38;
    --color-borde: #E8E0D0;
    --color-accent: #06b6d4;
    --color-accent-hover: #0891b2;
    --color-suave: #F5F0E6;
    
    --fuente-principal: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    --fuente-titulos: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    
    --sombra-suave: 0 2px 20px rgba(0, 0, 0, 0.08);
    --sombra-hover: 0 8px 30px rgba(0, 0, 0, 0.12);
    --sombra-fuerte: 0 4px 20px rgba(0, 0, 0, 0.15);
    
    --transicion: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transicion-rapida: all 0.2s ease;
    
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --border-radius-lg: 16px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--fuente-principal);
    background-color: var(--color-fondo);
    color: var(--color-texto);
    line-height: 1.7;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Tipografía Mejorada --- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--fuente-titulos);
    font-weight: 600;
    line-height: 1.3;
    margin: 0 0 1rem 0;
    color: var(--color-primario);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
}

h2 {
    font-size: clamp(2rem, 4vw, 2.5rem);
    text-align: center;
    margin-bottom: 3rem;
    margin-top: 2rem; /* Espacio superior adicional */
    position: relative;
}

h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--color-secundario), var(--color-secundario-hover));
    border-radius: 2px;
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-secundario);
}

p {
    margin: 0 0 1.5rem 0;
    font-size: 1.1rem;
}

section {
    padding: 5rem 0;
    position: relative;
    scroll-margin-top: 350px; /* Espacio para el menú sticky */
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

/* --- Menú Flotante (Sticky Navigation) --- */
.sticky-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--color-fondo);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-borde);
    z-index: 1000;
    transform: translateY(-100%);
    transition: var(--transicion);
    box-shadow: var(--sombra-suave);
}

.sticky-nav.visible {
    transform: translateY(0);
}

.sticky-nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 24px;
}

.sticky-nav .logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-secundario);
    text-decoration: none;
    display: flex;
    align-items: center;
}

.logo-img {
    height: 40px;
    width: auto;
    transition: var(--transicion);
}

.logo-img:hover {
    transform: scale(1.05);
}

.sticky-nav .nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.sticky-nav .nav-links a {
    color: var(--color-texto);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    transition: var(--transicion);
    position: relative;
}

.sticky-nav .nav-links a:hover,
.sticky-nav .nav-links a.active {
    color: var(--color-secundario);
    background: rgba(102, 126, 234, 0.1);
}

.sticky-nav .nav-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--color-secundario);
    transition: width 0.3s ease;
}

.sticky-nav .nav-links a:hover::after,
.sticky-nav .nav-links a.active::after {
    width: 80%;
}

/* Botón de volver al inicio */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--color-secundario);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: var(--sombra-hover);
    transition: var(--transicion);
    z-index: 999;
    opacity: 0;
    transform: translateY(20px);
    visibility: hidden;
}

.back-to-top.visible {
    opacity: 1;
    transform: translateY(0);
    visibility: visible;
}

.back-to-top:hover {
    background: var(--color-secundario-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

/* Ajustar el contenido principal para el menú sticky */
body {
    padding-top: 0;
}

/* Responsive para el menú sticky */
@media (max-width: 768px) {
    .sticky-nav .container {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem 16px;
    }

    .sticky-nav .nav-links {
        gap: 1rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    .sticky-nav .nav-links a {
        font-size: 0.9rem;
        padding: 0.4rem 0.8rem;
    }

    .logo-img {
        height: 35px;
    }

    .hero-logo-img {
        height: 220px;
        width: 220px;
        max-width: 220px;
    }
    
    .professional-photo {
        height: 160px;
        width: 160px;
    }
    
    .professional-photo-section {
        margin: 2rem 0;
    }

    .back-to-top {
        bottom: 1rem;
        right: 1rem;
        width: 45px;
        height: 45px;
        font-size: 1.1rem;
    }
}

/* --- Encabezado Principal (Hero) --- */
.hero {
    background: var(--color-fondo);
    color: var(--color-texto);
    padding: 8rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid var(--color-borde);
    scroll-margin-top: 350px; /* Espacio para el menú sticky */
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="75" cy="75" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="50" cy="10" r="0.5" fill="rgba(255,255,255,0.05)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.hero .container {
    position: relative;
    z-index: 2;
}

.hero-logo {
    margin-bottom: 2rem;
    display: flex;
    justify-content: center;
    animation: fadeIn 1s ease-out;
}

.hero-logo-img {
    height: 300px;
    width: 300px;
    max-width: 300px;
    transition: var(--transicion);
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}


.hero-logo-img:hover {
    transform: scale(1.05);
    filter: drop-shadow(0 6px 12px rgba(0, 0, 0, 0.15));
}

.professional-photo-section {
    display: flex;
    justify-content: center;
    margin: 2.5rem 0;
    animation: fadeIn 1.2s ease-out 0.3s both;
}

.professional-photo {
    height: 200px;
    width: 200px;
    border-radius: 50%;
    object-fit: cover;
    object-position: center;
    transition: var(--transicion);
    filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.15));
    border: 4px solid var(--color-blanco);
    box-shadow: var(--sombra-fuerte);
}

.professional-photo:hover {
    transform: scale(1.05);
    filter: drop-shadow(0 12px 24px rgba(0, 0, 0, 0.2));
}

.hero h1 {
    color: var(--color-texto);
    margin-bottom: 1.5rem;
    text-shadow: none;
}

.hero p {
    font-size: 1.25rem;
    max-width: 900px;
    margin: 0 auto 2.5rem auto;
    opacity: 0.95;
    line-height: 1.8;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.cta-buttons a {
    display: inline-flex;
    align-items: center;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--color-secundario), var(--color-secundario-hover));
    color: var(--color-blanco);
    text-decoration: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 1.1rem;
    transition: var(--transicion);
    box-shadow: var(--sombra-suave);
    position: relative;
    overflow: hidden;
}

.cta-buttons a::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-buttons a:hover {
    transform: translateY(-2px);
    box-shadow: var(--sombra-hover);
}

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

.cta-buttons a:active {
    transform: translateY(0);
}

/* --- Estructura de Tarjetas para Servicios --- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.card {
    background: var(--color-blanco);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    box-shadow: var(--sombra-suave);
    transition: var(--transicion);
    border: 1px solid var(--color-borde);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-secundario), var(--color-secundario-hover));
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--sombra-hover);
    border-color: var(--color-secundario);
}

.card h3 {
    margin-top: 0;
    margin-bottom: 1rem;
    font-size: 1.4rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.card p {
    margin-bottom: 0;
    color: var(--color-gris-medio);
    line-height: 1.7;
}

.section-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem auto;
    font-size: 1.2rem;
    color: var(--color-gris-medio);
    line-height: 1.8;
}

/* --- Ajustes para evitar superposición con menú sticky --- */
#servicios-juridicos {
    padding-top: 35rem !important; /* Espacio extra para el menú sticky y logo grande */
    margin-top: 10rem; /* Margen adicional */
}

#consultoria {
    padding-top: 8rem !important; /* Espacio extra para el menú sticky */
    margin-top: 2rem; /* Margen adicional */
}

/* Título específico de servicios jurídicos */
#servicios-juridicos h2 {
    margin-top: 12rem !important; /* Espacio extra para el título */
    padding-top: 6rem; /* Padding adicional */
}

/* Párrafo de descripción de servicios jurídicos */
#servicios-juridicos .section-intro {
    margin-top: 2rem !important; /* Espacio extra para el párrafo */
    padding-top: 1.5rem; /* Padding adicional */
}

/* --- Responsive Design --- */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
    
    .hero {
        padding: 4rem 0;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons a {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .card {
        padding: 1.5rem;
    }
    
    section {
        padding: 3rem 0;
    }
    
    h2 {
        font-size: 2rem;
        margin-bottom: 2rem;
    }
    
    /* Ajustes para móviles */
    #servicios-juridicos {
        padding-top: 28rem !important;
        margin-top: 8rem;
    }
    
    #consultoria {
        padding-top: 6rem !important;
        margin-top: 1rem;
    }
    
    /* Título específico de servicios jurídicos en móvil */
    #servicios-juridicos h2 {
        margin-top: 10rem !important;
        padding-top: 5rem;
    }
    
    /* Párrafo de descripción en móvil */
    #servicios-juridicos .section-intro {
        margin-top: 1.5rem !important;
        padding-top: 1rem;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .card {
        padding: 1.25rem;
    }
    
    .card h3 {
        font-size: 1.25rem;
    }
    
    .logo-img {
        height: 30px;
    }
    
    .hero-logo-img {
        height: 180px;
        width: 180px;
        max-width: 180px;
    }
    
    .professional-photo {
        height: 140px;
        width: 140px;
    }
    
    .professional-photo-section {
        margin: 1.5rem 0;
    }
    
    .hero-logo {
        margin-bottom: 1.5rem;
    }
}

/* --- Pie de página (Contacto) --- */
footer {
    background: linear-gradient(135deg, var(--color-gris-claro) 0%, var(--color-suave) 100%);
    color: var(--color-texto);
    text-align: center;
    padding: 4rem 0 2rem 0;
    position: relative;
    border-top: 1px solid var(--color-borde);
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-secundario), transparent);
}

footer h2 {
    color: var(--color-texto);
    margin-bottom: 1.5rem;
}

footer p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: var(--color-gris-medio);
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.contact-info a {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-texto);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 500;
    padding: 0.75rem 1.5rem;
    border: 2px solid var(--color-borde);
    border-radius: var(--border-radius);
    transition: var(--transicion);
    background: var(--color-blanco);
}

.contact-info a:hover {
    background: var(--color-secundario);
    border-color: var(--color-secundario);
    color: var(--color-blanco);
    transform: translateY(-2px);
    box-shadow: var(--sombra-suave);
}

.copyright {
    margin-top: 2rem;
    font-size: 0.9rem;
    opacity: 0.7;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.5rem;
}


/* --- Utilidades --- */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* --- Estados de carga y animaciones --- */
.loading {
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transicion);
}

.loaded {
    opacity: 1;
    transform: translateY(0);
}

/* --- Mejoras de accesibilidad --- */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* --- Modo oscuro (preferencias del sistema) --- */
@media (prefers-color-scheme: dark) {
    :root {
        --color-fondo: #F5F0E6;
        --color-blanco: #ffffff;
        --color-texto: #1E2A38;
        --color-gris-claro: #F5F0E6;
        --color-gris-medio: #64748b;
        --color-borde: #E8E0D0;
        --color-primario: #1E2A38;
        --color-suave: #F5F0E6;
    }
}