/* =============================================
   COMPONENTES REUTILIZABLES
   ============================================= */

/* Tarjetas de clase */
.class-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    border: 3px solid transparent;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.class-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
}

.class-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-light);
}

.class-card.locked {
    opacity: 0.7;
    cursor: not-allowed;
}

.class-card.locked:hover {
    transform: none;
    border-color: transparent;
}

.class-card.completed::before {
    background: linear-gradient(90deg, var(--color-success), var(--color-secondary));
}

.class-card.completed {
    border-color: var(--color-success-light);
}

.card-week {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--color-secondary);
    color: var(--text-white);
    font-family: var(--font-display);
    font-size: 0.9rem;
    padding: 0.35rem 0.85rem;
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
}

.card-title {
    font-family: var(--font-display);
    font-size: 1.35rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.card-description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.5;
}

.card-topics {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.topic-tag {
    background: #F0F0F0;
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.3rem 0.7rem;
    border-radius: var(--radius-sm);
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 2px dashed #E8E8E8;
}

.card-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 0.9rem;
}

.card-status.available {
    color: var(--color-success);
}

.card-status.locked {
    color: var(--text-light);
}

.card-status.completed {
    color: var(--color-success);
}

.status-icon {
    font-size: 1.25rem;
}

.card-btn {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--text-white);
    border: none;
    padding: 0.6rem 1.25rem;
    border-radius: var(--radius-md);
    font-family: var(--font-main);
    font-weight: 700;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition-fast);
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
}

.card-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 16px rgba(255, 107, 53, 0.4);
}

.card-btn:disabled {
    background: #CCCCCC;
    cursor: not-allowed;
    box-shadow: none;
}

.card-btn:disabled:hover {
    transform: none;
}

/* Botones generales */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.85rem 1.75rem;
    border-radius: var(--radius-md);
    font-family: var(--font-main);
    font-weight: 700;
    font-size: 1rem;
    border: none;
    cursor: pointer;
    transition: var(--transition-fast);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--text-white);
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255, 107, 53, 0.4);
}

.btn-secondary {
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
    color: var(--text-white);
    box-shadow: 0 4px 12px rgba(0, 180, 216, 0.3);
}

.btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 180, 216, 0.4);
}

.btn-success {
    background: linear-gradient(135deg, var(--color-success) 0%, #20A89A 100%);
    color: var(--text-white);
    box-shadow: 0 4px 12px rgba(46, 196, 182, 0.3);
}

.btn-success:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(46, 196, 182, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border: 3px solid var(--color-primary);
}

.btn-outline:hover {
    background: var(--color-primary);
    color: var(--text-white);
}

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1.15rem;
    border-radius: var(--radius-lg);
}

.btn-icon {
    font-size: 1.25em;
}

/* Sección de clase individual */
.class-section {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 2rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-md);
    border: 3px solid transparent;
    transition: var(--transition-normal);
}

.class-section:hover {
    border-color: var(--color-primary-light);
}

.section-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 3px dashed #E8E8E8;
}

.section-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
    border-radius: var(--radius-md);
    font-size: 1.75rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-weight: 600;
}

/* Tarjetas de navegación de sección */
.section-nav-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.section-nav-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-md);
    border: 3px solid #E8E8E8;
    transition: var(--transition-normal);
    cursor: pointer;
    text-decoration: none;
}

.section-nav-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.section-nav-card.teoria {
    border-color: var(--color-secondary-light);
}

.section-nav-card.teoria:hover {
    border-color: var(--color-secondary);
}

.section-nav-card.practica {
    border-color: var(--color-primary-light);
}

.section-nav-card.practica:hover {
    border-color: var(--color-primary);
}

.section-nav-card.quiz {
    border-color: var(--color-accent-light);
}

.section-nav-card.quiz:hover {
    border-color: var(--color-accent);
}

.nav-card-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.nav-card-title {
    font-family: var(--font-display);
    font-size: 1.35rem;
    margin-bottom: 0.5rem;
}

.nav-card-description {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.breadcrumb a {
    color: var(--color-primary);
    font-weight: 600;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.breadcrumb-separator {
    color: var(--text-light);
}

/* Alertas y mensajes */
.alert {
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.alert-success {
    background: rgba(46, 196, 182, 0.15);
    border: 2px solid var(--color-success);
    color: var(--color-success);
}

.alert-warning {
    background: rgba(255, 183, 3, 0.15);
    border: 2px solid var(--color-warning);
    color: #B38600;
}

.alert-error {
    background: rgba(230, 57, 70, 0.15);
    border: 2px solid var(--color-error);
    color: var(--color-error);
}

.alert-info {
    background: rgba(0, 180, 216, 0.15);
    border: 2px solid var(--color-secondary);
    color: var(--color-secondary-dark);
}

.alert-icon {
    font-size: 1.5rem;
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.25rem 0.65rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.badge-success {
    background: var(--color-success);
    color: var(--text-white);
}

.badge-warning {
    background: var(--color-warning);
    color: var(--text-primary);
}

.badge-locked {
    background: var(--text-light);
    color: var(--text-white);
}

.badge-new {
    background: var(--color-accent);
    color: var(--text-white);
}

/* Tooltip de mascota */
.mascot-tooltip {
    position: fixed;
    bottom: 100px;
    right: 30px;
    max-width: 280px;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 1rem 1.25rem;
    box-shadow: var(--shadow-lg);
    border: 3px solid var(--color-secondary);
    z-index: 1000;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition-normal);
}

.mascot-tooltip.visible {
    opacity: 1;
    transform: translateY(0);
}

.mascot-tooltip::after {
    content: '';
    position: absolute;
    bottom: -12px;
    right: 40px;
    border-left: 12px solid transparent;
    border-right: 12px solid transparent;
    border-top: 12px solid var(--color-secondary);
}

.tooltip-text {
    font-size: 0.95rem;
    color: var(--text-primary);
    line-height: 1.5;
    font-weight: 600;
}

.tooltip-close {
    position: absolute;
    top: 8px;
    right: 10px;
    background: none;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    color: var(--text-light);
    transition: var(--transition-fast);
}

.tooltip-close:hover {
    color: var(--text-secondary);
}

/* Loader */
.loader {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem;
}

.loader-spinner {
    width: 60px;
    height: 60px;
    border: 5px solid #E8E8E8;
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.loader-text {
    margin-top: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
}

/* Estrellas de puntuación */
.stars-container {
    display: flex;
    gap: 0.5rem;
}

.star {
    font-size: 2rem;
    color: #E0E0E0;
    transition: var(--transition-fast);
}

.star.filled {
    color: var(--color-warning);
    animation: starPop 0.3s ease;
}

@keyframes starPop {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.3);
    }
}

/* Responsive para componentes */
@media (max-width: 768px) {
    .class-card {
        padding: 1.25rem;
    }

    .section-nav-grid {
        grid-template-columns: 1fr;
    }

    .class-section {
        padding: 1.5rem;
    }

    .section-header {
        flex-direction: column;
        text-align: center;
    }

    .mascot-tooltip {
        right: 15px;
        left: 15px;
        max-width: none;
    }
}