/* public/assets/css/style.css */

:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --success-color: #27ae60;
    --danger-color: #e74c3c;
    --warning-color: #f39c12;
}

/* ============================================
   ESTILOS GENERALES
   ============================================ */
body {
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f8f9fa;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

/* ============================================
   TARJETAS DE CURSOS
   ============================================ */
.course-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.07);
    border: none;
}

.course-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.12);
}

.course-card .card-img-top {
    height: 200px;
    object-fit: cover;
    background-color: #2c3e50;
}

.course-card .card-title {
    font-weight: 600;
    font-size: 1.1rem;
    min-height: 48px;
}

.course-card .price-tag {
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--secondary-color);
}

/* ============================================
   BADGES
   ============================================ */
.badge-category {
    background-color: var(--secondary-color);
    color: white;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
}

/* ============================================
   DASHBOARD (ADMIN)
   ============================================ */
.stat-card {
    background: white;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.07);
    transition: transform 0.2s;
    border: 1px solid #e9ecef;
}

.stat-card:hover {
    transform: scale(1.02);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.stat-card .stat-icon {
    font-size: 2.5rem;
    color: var(--secondary-color);
}

.stat-card .stat-number {
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-color);
}

/* ============================================
   FORMULARIOS
   ============================================ */
.form-control:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 0.2rem rgba(52, 152, 219, 0.15);
}

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

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

/* ============================================
   PROGRESO DEL CURSO
   ============================================ */
.progress-bar {
    transition: width 0.6s ease;
}

/* ============================================
   LECCIONES
   ============================================ */
.lesson-item {
    padding: 10px 12px;
    border-left: 4px solid transparent;
    transition: background-color 0.2s;
    cursor: pointer;
}

.lesson-item:hover {
    background-color: #f8f9fa;
}

.lesson-item.completed {
    border-left-color: var(--success-color);
    background-color: #f0fff4;
}

.lesson-item.locked {
    opacity: 0.6;
    cursor: not-allowed;
}

.lesson-item .btn-outline-success:hover {
    background-color: var(--success-color);
    color: white;
}

/* ============================================
   COMPROBANTES
   ============================================ */
.receipt-preview {
    max-width: 200px;
    max-height: 200px;
    object-fit: cover;
    border-radius: 8px;
    border: 1px solid #dee2e6;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    .course-card .card-img-top {
        height: 150px;
    }
    
    .stat-card .stat-number {
        font-size: 1.5rem;
    }
    
    .display-4 {
        font-size: 2rem;
    }
}

/* ============================================
   ANIMACIONES
   ============================================ */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.5s ease forwards;
}

/* ============================================
   PERFIL DE USUARIO
   ============================================ */
.profile-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--secondary-color);
}

/* ============================================
   TABLAS
   ============================================ */
.table-hover tbody tr:hover {
    background-color: rgba(52, 152, 219, 0.04);
}

/* ============================================
   FOOTER
   ============================================ */
footer a {
    text-decoration: none;
    transition: color 0.2s;
}

footer a:hover {
    color: white !important;
}

.social-links a {
    transition: transform 0.2s;
    display: inline-block;
}

.social-links a:hover {
    transform: scale(1.1);
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.3rem;
}

.navbar .nav-link {
    font-weight: 500;
}

.navbar .nav-link.active {
    color: #fff !important;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

/* ============================================
   SIDEBAR DEL CURSO
   ============================================ */
.accordion-button:not(.collapsed) {
    background-color: #e7f3ff;
    color: var(--secondary-color);
}

.accordion-button:focus {
    box-shadow: none;
    border-color: rgba(52, 152, 219, 0.25);
}

/* ============================================
   CARDS
   ============================================ */
.card {
    border-radius: 12px;
    border: 1px solid #e9ecef;
}

.card-header {
    border-radius: 12px 12px 0 0 !important;
}
/* Estilos para el contenido del curso */
.course-sidebar {
    background-color: #f8f9fa;
    min-height: 100vh;
    max-height: 100vh;
    overflow-y: auto;
}

.course-sidebar .accordion-button {
    padding: 0.5rem 0.75rem;
    font-size: 0.9rem;
}

.course-sidebar .accordion-button:not(.collapsed) {
    background-color: #e7f3ff;
    color: #0d6efd;
}

.course-sidebar .accordion-body {
    padding: 0;
}

.course-sidebar .lesson-item {
    cursor: pointer;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
}

.course-sidebar .lesson-item:hover {
    background-color: #e9ecef;
}

.course-sidebar .lesson-item.active {
    background-color: #cfe2ff;
    border-left-color: #0d6efd;
}

.course-sidebar .lesson-item.completed {
    background-color: #d1e7dd;
    border-left-color: #198754;
}

.course-sidebar .lesson-item a {
    display: block;
    padding: 4px 0;
}

.course-sidebar .lesson-item a:hover {
    color: #0d6efd !important;
}

/* Reproductor de video */
.video-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* Contenido principal del curso */
.course-content-main {
    padding: 1.5rem;
    background-color: #ffffff;
    min-height: 100vh;
}

.course-content-main .card {
    border-radius: 12px;
    overflow: hidden;
}

.course-content-main .card-header {
    border-radius: 12px 12px 0 0;
}

/* Responsive */
@media (max-width: 768px) {
    .course-sidebar {
        min-height: auto;
        max-height: 400px;
        overflow-y: auto;
    }
    
    .course-content-main {
        padding: 1rem;
    }
}