/* =========================================
   VARIABLES: LOOK DARK & GREEN (ESTILO INDUSTRIAL)
   ========================================= */
:root {
    --negro-fondo: #121212;   /* Fondo profundo principal */
    --negro-card: #1E1E1E;    /* Fondo de tarjetas y secciones */
    --verde-acento: #2ECC71;  /* Verde vibrante para interacción */
    --blanco-puro: #FFFFFF;   /* Texto principal */
    --gris-suave: #B0B0B0;    /* Texto secundario y etiquetas */
}

/* Animación de entrada suave al cambiar de pestaña */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* =========================================
   CONFIGURACIÓN BASE Y STICKY FOOTER
   ========================================= */
* {
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    color: var(--blanco-puro);
    background-color: var(--negro-fondo);
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.container, main {
    flex: 1;
    padding: 60px 10%;
    animation: fadeIn 0.8s ease-out;
}

/* =========================================
   NAVEGACIÓN INTERACTIVA
   ========================================= */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 10%;
    background: #000000;
    border-bottom: 2px solid var(--verde-acento);
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 25px;
    margin: 0;
    padding: 0;
}

nav a {
    text-decoration: none;
    color: var(--blanco-puro);
    font-weight: 500;
    position: relative;
    transition: color 0.3s ease;
}

nav a:hover {
    color: var(--verde-acento);
}

nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--verde-acento);
    transition: width 0.3s ease;
}

nav a:hover::after {
    width: 100%;
}

.logo img {
    max-height: 50px;
    transition: transform 0.3s ease;
}

/* =========================================
   BOTÓN HAMBURGUESA (Oculto en PC)
   ========================================= */
.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
    z-index: 1001;
}

.menu-toggle .bar {
    width: 25px;
    height: 3px;
    background-color: var(--blanco-puro);
    transition: all 0.3s ease-in-out;
    border-radius: 3px;
}

/* =========================================
   TARJETAS Y GRID
   ========================================= */
.grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
    margin-top: 30px;
}

.card {
    background: var(--negro-card);
    border: 1px solid #333;
    padding: 25px;
    border-radius: 12px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    cursor: pointer;
    width: calc(33.33% - 30px);
    min-width: 280px;
}

.card:hover {
    transform: translateY(-10px);
    border-color: var(--verde-acento);
    box-shadow: 0 10px 20px rgba(46, 204, 113, 0.2);
}

.foto-perfil {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--verde-acento);
    margin-bottom: 15px;
}

.card-links {
    margin-top: 20px;
    display: flex;
    justify-content: center;
    gap: 20px;
}

.card-links a {
    color: var(--blanco-puro);
    font-size: 1.4rem;
    transition: all 0.3s ease;
}

.card-links a:hover {
    color: var(--verde-acento);
    transform: scale(1.2);
}

/* =========================================
   CONTACTO (REDISEÑO AMPLIO)
   ========================================= */
.contacto-wrapper {
    display: grid;
    /* Le damos más espacio a la columna del formulario (derecha) */
    grid-template-columns: 1fr 1.5fr; 
    gap: 60px;
    align-items: stretch;
    background: var(--negro-card);
    padding: 50px; 
    border-radius: 20px;
    border: 1px solid #333;
    width: 100%; 
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4); 
}

.contacto-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contacto-info .info-item {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 30px;
}

.contacto-info .info-item i {
    font-size: 1.8rem;
    color: var(--verde-acento);
}

.contacto-info .info-item span {
    display: block;
    font-weight: bold;
    font-size: 1rem;
    color: var(--verde-acento);
}

.contacto-info .info-socials {
    margin-top: 40px;
    display: flex;
    gap: 25px;
}

.contacto-info .info-socials a {
    color: var(--blanco-puro);
    font-size: 1.8rem;
    transition: 0.3s;
}

.contacto-info .info-socials a:hover { 
    color: var(--verde-acento); 
    transform: translateY(-3px);
}

.input-group {
    text-align: left;
    margin-bottom: 25px;
}

.input-group label {
    display: block;
    margin-bottom: 10px;
    font-size: 1rem;
    color: var(--gris-suave);
}

/* CORRECCIÓN: Evita que el formulario de contacto se encoja al 33% */
.contacto-form-container .card,
#form-contacto {
    width: 100%;
    cursor: default; 
}

/* =========================================
   BOTONES Y FORMULARIOS (MÁS GRANDES)
   ========================================= */
.btn {
    background: var(--verde-acento);
    padding: 16px 30px;
    border-radius: 8px;
    text-decoration: none;
    color: #000;
    font-size: 1.1rem;
    font-weight: bold;
    display: inline-block;
    border: none;
    transition: all 0.3s ease;
    text-align: center;
}

.btn:hover {
    background-color: var(--blanco-puro);
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(46, 204, 113, 0.4);
}

input, textarea {
    width: 100%;
    padding: 16px;
    background: #252525;
    color: white;
    border: 1px solid #444;
    border-radius: 8px;
    font-family: inherit;
    font-size: 1.1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

input:focus, textarea:focus {
    outline: none;
    border-color: var(--verde-acento);
    box-shadow: 0 0 10px rgba(46, 204, 113, 0.2);
}

/* =========================================
   FOOTER
   ========================================= */
.footer {
    background-color: #000000;
    padding: 20px 10% 10px;
    margin-top: auto;
    border-top: 1px solid var(--verde-acento);
}

.footer-mini-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.footer-links a, .footer-social a {
    text-decoration: none;
    color: var(--gris-suave);
    margin-left: 15px;
    font-size: 0.8rem;
    transition: color 0.3s ease;
}

.footer-links a:hover, .footer-social a:hover { color: var(--verde-acento); }

.footer-copyright {
    text-align: center;
    font-size: 0.7rem;
    color: #555;
    margin-top: 15px;
    border-top: 1px solid #222;
    padding-top: 10px;
}

/* =========================================
   RESPONSIVO PARA MÓVILES (Menú Hamburguesa)
   ========================================= */
@media (max-width: 768px) {
    .container, main {
        padding: 30px 5%;
    }

    /* Mantiene el Navbar horizontal para el logo y botón */
    nav {
        flex-direction: row;
        justify-content: space-between;
        padding: 15px 5%;
    }

    /* Mostrar el botón de hamburguesa */
    .menu-toggle {
        display: flex; 
    }

    /* Ocultar y estilizar los enlaces del menú por defecto */
    nav ul.nav-links,
    nav ul { 
        position: absolute;
        top: 100%;
        left: -100%; /* Escondido a la izquierda de la pantalla */
        width: 100%;
        flex-direction: column;
        background-color: #000000;
        border-bottom: 2px solid var(--verde-acento);
        text-align: center;
        transition: left 0.4s ease; /* Animación de deslizamiento suave */
        padding: 20px 0;
        gap: 25px;
        z-index: 1000;
    }

    /* Clase que se activa con JavaScript al hacer clic */
    nav ul.nav-links.active,
    nav ul.active {
        left: 0; /* Trae el menú al centro de la pantalla */
    }

    /* Animación del botón: de tres rayitas a una "X" verde */
    .menu-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
        background-color: var(--verde-acento);
    }
    .menu-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }
    .menu-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
        background-color: var(--verde-acento);
    }

    /* Otros ajustes móviles de tu sitio */
    .contacto-wrapper {
        grid-template-columns: 1fr;
        padding: 20px;
        gap: 30px;
    }
    .footer-mini-content {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    .card {
        width: 100%; /* Las tarjetas toman todo el ancho en móviles */
    }
}