/* Estilos Personalizados para Plataformas Tecnológicas */

:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #e74c3c;
    --light-color: #ecf0f1;
    --dark-color: #2c3e50;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    color: #333;
    line-height: 1.6;
}

.navbar {
    background-color: var(--primary-color) !important;
    padding: 1rem 0;
}

.navbar-brand {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
}

.navbar-nav .nav-link {
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: color 0.3s;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--secondary-color) !important;
}

.hero-section {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    padding: 5rem 0;
    color: white;
    margin-top: -1px;
}

.hero-section h1 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.hero-section .lead {
    font-size: 1.25rem;
    margin-bottom: 2rem;
}

.hero-image {
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

section {
    padding: 5rem 0;
}

.section-title {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    color: var(--primary-color);
    position: relative;
    padding-bottom: 15px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--secondary-color);
}

.card {
    transition: transform 0.3s, box-shadow 0.3s;
    border-radius: 10px;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1) !important;
}

.card-header {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    border-bottom: none;
}

.info-icon {
    font-size: 3rem;
    color: var(--secondary-color);
}

.resource-icon {
    font-size: 4rem;
}

.docente-img {
    width: 200px;
    height: 200px;
    background-color: #f8f9fa;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 5px solid var(--secondary-color);
}

footer {
    background-color: var(--primary-color) !important;
}

footer h5 {
    font-family: 'Poppins', sans-serif;
    margin-bottom: 1.5rem;
}

footer a {
    transition: color 0.3s;
}

footer a:hover {
    color: var(--secondary-color) !important;
}

.social-icons a {
    font-size: 1.5rem;
    transition: transform 0.3s;
}

.social-icons a:hover {
    transform: scale(1.2);
}

@media (max-width: 768px) {
    .hero-section {
        padding: 3rem 0;
        text-align: center;
    }
    
    .hero-section h1 {
        font-size: 2.5rem;
    }
    
    section {
        padding: 3rem 0;
    }
    
    .docente-img {
        width: 150px;
        height: 150px;
    }
}

.fade-in {
    animation: fadeIn 1s ease-in;
}

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

.btn-primary {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    padding: 0.75rem 2rem;
    font-weight: 600;
}

.btn-primary:hover {
    background-color: #2980b9;
    border-color: #2980b9;
}

.btn-outline-primary {
    color: var(--secondary-color);
    border-color: var(--secondary-color);
}

.btn-outline-primary:hover {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
}

.list-group-item {
    border: none;
    padding-left: 0;
}

.modal-content {
    border-radius: 15px;
    overflow: hidden;
}

.modal-header {
    font-family: 'Poppins', sans-serif;
}