/* === VARIABLES Y ESTILOS GLOBALES === */
:root {
    --green: #17b654;
    --blue: #2a7dfa;
    --dark-text: #212529;
    --body-text: #495057;
    --navbar-height: 70px;
}

/* Base y tipografía */
html, body {
    overflow-x: hidden;
}
body {
    font-family: 'Poppins', sans-serif;
    color: var(--body-text);
    background-color: #ffffff;
    padding-top: var(--navbar-height);
}
h1, h3, h4, h5, h6 {
    color: var(--dark-text);
    font-weight: 700;
}
h3{
    color: var(--dark-text);
    font-weight: 700;
}
.full-width-image {
    width: 100%;
    height: auto;
}

/* === HEADER EVOLUCIONADO: PROFESIONAL Y DINÁMICO === */
.navbar {
    height: var(--navbar-height);
    /* Transición suave para todos los cambios */
    transition: background-color 0.4s ease-out, box-shadow 0.4s ease-out;
}

/* Estado del navbar al hacer scroll: sólido y con sombra (ahora el estado por defecto) */
.navbar.navbar-scrolled {
    background: linear-gradient(90deg, var(--green), var(--blue));
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

/* Estado inicial del navbar en la página de inicio: transparente */
.navbar.navbar-transparent {
    background-color: transparent;
    box-shadow: none;
}
.navbar-brand img {
    max-height: 45px;
    transition: transform 0.3s ease;
    /* Sombra sutil para que el logo resalte sobre cualquier fondo */
    filter: drop-shadow(1px 1px 2px rgba(0,0,0,0.7));
}
.navbar-brand img:hover {
    transform: scale(1.05);
}
.navbar-dark .navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    transition: color 0.2s ease-in-out;
    position: relative;
    padding: 0.5rem 0; /* Espaciado interno para el subrayado */
    margin: 0 1rem;
}
.navbar-dark .navbar-nav .nav-link:hover {
    color: #ffffff;
}

/* Animación de subrayado elegante para los enlaces del menú */
.navbar-dark .navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    background-color: #ffffff;
    transition: width 0.3s cubic-bezier(0.68, -0.55, 0.27, 1.55);
}
.navbar-dark .navbar-nav .nav-link:hover::after {
    width: 100%;
}
.navbar-dark .navbar-toggler {
    border-color: rgba(255, 255, 255, 0.5);
}

/* Estilo para la foto de perfil en el header */
.profile-picture-mini {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    object-fit: cover;
    margin-right: 8px;
    border: 2px solid rgba(255,255,255,0.5);
    transition: transform 0.3s ease;
}
.dropdown-toggle:hover .profile-picture-mini {
    transform: scale(1.1);
}


/* === BOTONES PERSONALIZADOS === */
.btn-cta {
    background-color: var(--green);
    border-color: var(--green);
    color: #fff;
    font-weight: 700;
    padding: 0.75rem 1.5rem;
    transition: all 0.3s ease;
}
.btn-cta:hover {
    background-color: #149c4a;
    border-color: #149c4a;
    color: #fff;
    transform: scale(1.02);
}
.btn-login {
    background-color: #acc1ff;
    border: 2px solid #0046a8;
    color: #0046a8;
    font-weight: 700;
    padding: 0.5rem 1.25rem;
    transition: all 0.3s ease;
}
.btn-login:hover {
    background-color: #5a9fff;
    color: white;
}

/* === MENÚ HAMBURGUESA PROFESIONAL EN MÓVILES === */
@media (max-width: 991.98px) {
    .navbar-collapse {
        /* Efecto "cristal esmerilado" muy moderno */
        background: rgba(14, 45, 99, 0.25);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        margin-top: 10px;
        padding: 1.5rem;
        border-radius: 12px;
        border: 1px solid rgba(255, 255, 255, 0.18);
        box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    }
    .navbar-nav .nav-item { width: 100%; }
    .navbar-nav .nav-item + .nav-item { margin-top: 0.5rem; }
    .navbar-dark .navbar-nav .nav-link {
        margin: 0;
        padding: 0.5rem 0.25rem;
        display: block; /* Asegura que el subrayado funcione bien */
    }
    .navbar-dark .navbar-nav .nav-link:hover::after {
        width: 50px; /* Un subrayado más corto y centrado en móvil */
    }
    .nav-item.dropdown { margin-top: 1rem; }
}


/* === ESTILOS DE SECCIÓN === */
.section-padding {
    padding: 80px 0;
}
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
}
.section-subtitle {
    font-size: 1.1rem;
    color: var(--body-text);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* === PARALLAX MÁS AMPLIO Y LEGIBLE === */
.parallax-section {
    background-attachment: fixed;
    background-position: center;
    background-size: cover;
    min-height: 65vh; /* Aumentado para ser más amplio */
}
.parallax-section-1 { background-image: url('./IMG/gatito.jpg'); }
.parallax-section-2 { background-image: url('./IMG/gatoqrilustrativo.PNG'); }

.parallax-content {
    background-color: rgba(0, 0, 0, 0.6); /* Overlay más oscuro para mejor contraste */
    padding: 3rem 4rem; /* Más padding */
    border-radius: 10px;
    max-width: 800px;
    color: #fff; /* TEXTO BLANCO */
    text-shadow: 1px 1px 3px rgba(0,0,0,0.5); /* Sombra para resaltar texto */
}

/* === ESTILOS RESTANTES (cómo funciona, footer, etc.) === */
.step-img-enhanced {
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 3px solid var(--green);
    padding: 5px;
    background-color: #fff;
}
.step-img-enhanced:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(42, 125, 250, 0.2);
}
.step-number {
    display: inline-block;
    background-color: var(--green);
    color: #fff;
    border-radius: 50%;
    width: 35px;
    height: 35px;
    line-height: 35px;
    text-align: center;
    margin-right: 15px;
}
.footer-section {
    background-color: var(--dark-text);
}
.footer-logo { max-width: 90px; }
.social-media .social-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    color: #fff;
    font-size: 1rem;
    margin: 0 10px;
    text-decoration: none;
    transition: all 0.3s ease;
}
.social-media .social-icon:hover {
    background-color: var(--blue);
    border-color: var(--blue);
    transform: scale(1.1);
}
.footer-divider {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    max-width: 500px;
    margin: 1.5rem auto;
}
.btn-back-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 45px;
    height: 45px;
    background-color: var(--blue);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
    transition: all 0.3s ease;
}
.btn-back-to-top.visible {
    opacity: 1;
    visibility: visible;
}
.btn-back-to-top:hover {
    background-color: #2368dc;
}

@keyframes pulso-qr {
    0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(23, 182, 84, 0.7); }
    70% { transform: scale(1.05); box-shadow: 0 0 0 15px rgba(23, 182, 84, 0); }
    100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(23, 182, 84, 0); }
}
.pulso-qr {
    animation: pulso-qr 2s infinite;
}
/* === INPUT FILE PERSONALIZADO === */
input[type="file"].form-control {
    display: block;
    width: 100%;
    padding: 0.6rem 1rem;
    font-size: 0.95rem;
    border: 1px solid #ced4da;
    border-radius: 10px; /* Bordes suaves, no círculo deformado */
    background-color: #fff;
    cursor: pointer;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

input[type="file"].form-control:hover {
    border-color: var(--blue);
    box-shadow: 0 0 8px rgba(42, 125, 250, 0.2);
}

input[type="file"].form-control::file-selector-button {
    padding: 0.5rem 1rem;
    margin-right: 12px;
    border: none;
    border-radius: 8px;
    background: linear-gradient(90deg, var(--green), var(--blue));
    color: #fff;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

input[type="file"].form-control::file-selector-button:hover {
    transform: scale(1.05);
    background: linear-gradient(90deg, #149c4a, #2368dc);
}
/* === INPUT FILE CON ESTILO UNIFICADO === */
input[type="file"].form-control {
    display: block;
    width: 100%;
    padding: 0.6rem 1rem;
    font-size: 1rem;
    color: var(--body-text);
    background-color: #fff;
    border: 1px solid #ced4da;
    border-radius: 8px;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

/* Hover/focus igual que los otros inputs */
input[type="file"].form-control:focus,
input[type="file"].form-control:hover {
    border-color: var(--blue);
    box-shadow: 0 0 6px rgba(42, 125, 250, 0.25);
    outline: none;
}

/* Botón "Seleccionar archivo" integrado al estilo */
input[type="file"].form-control::file-selector-button {
    padding: 0.45rem 1rem;
    margin-right: 12px;
    border: none;
    border-radius: 6px;
    background-color: var(--blue);
    color: #fff;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

input[type="file"].form-control::file-selector-button:hover {
    background-color: #2368dc;
    transform: scale(1.05);
}