/* Estilos específicos para a Biblioteca da Karen */

/* Timeline da História da Karen */
.timeline {
    position: relative;
    padding-left: 30px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, #007bff, #28a745, #ffc107, #17a2b8);
}

.timeline-item {
    position: relative;
    margin-bottom: 30px;
    padding-left: 30px;
}

.timeline-marker {
    position: absolute;
    left: -22px;
    top: 5px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 3px solid white;
    box-shadow: 0 0 0 3px rgba(0,0,0,0.1);
}

.timeline-content {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    border-left: 4px solid #007bff;
}

.timeline-item:nth-child(2) .timeline-content {
    border-left-color: #28a745;
}

.timeline-item:nth-child(3) .timeline-content {
    border-left-color: #ffc107;
}

.timeline-item:nth-child(4) .timeline-content {
    border-left-color: #17a2b8;
}

/* Cards da Biblioteca */
.library-card {
    border: none;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    overflow: hidden;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
}

.library-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.library-card .card-header {
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
    color: white;
    border: none;
    padding: 15px 20px;
    position: relative;
}

.library-card .card-header .karen-photo {
    position: absolute;
    top: -25px;
    right: 15px;
    z-index: 10;
}

.library-card .card-body {
    padding: 20px;
}

.library-card .card-title {
    color: #2c3e50;
    font-weight: 600;
    margin-bottom: 10px;
    line-height: 1.3;
}

.library-card .card-text {
    color: #6c757d;
    line-height: 1.5;
    margin-bottom: 15px;
}

/* Badges personalizados */
.library-card .badge {
    font-size: 0.75rem;
    padding: 5px 10px;
    border-radius: 20px;
    font-weight: 500;
}

.library-card .badge.bg-info {
    background: linear-gradient(135deg, #17a2b8, #138496) !important;
}

.library-card .badge.bg-warning {
    background: linear-gradient(135deg, #ffc107, #e0a800) !important;
    color: #212529 !important;
}

.library-card .badge.bg-light {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef) !important;
    color: #495057 !important;
}

/* Botões personalizados */
.library-card .btn-primary {
    background: linear-gradient(135deg, #007bff, #0056b3);
    border: none;
    border-radius: 25px;
    padding: 8px 20px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.library-card .btn-primary:hover {
    background: linear-gradient(135deg, #0056b3, #004085);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,123,255,0.3);
}

/* Filtros melhorados */
.card .form-select {
    border-radius: 25px;
    border: 2px solid #e9ecef;
    transition: all 0.3s ease;
}

.card .form-select:focus {
    border-color: #007bff;
    box-shadow: 0 0 0 0.2rem rgba(0,123,255,0.25);
}

.card .btn-outline-secondary {
    border-radius: 25px;
    border: 2px solid #6c757d;
    transition: all 0.3s ease;
}

.card .btn-outline-secondary:hover {
    background: #6c757d;
    border-color: #6c757d;
    transform: translateY(-2px);
}

/* Animações suaves */
.link-item {
    animation: fadeInUp 0.6s ease forwards;
    opacity: 0;
    transform: translateY(30px);
}

.link-item:nth-child(1) { animation-delay: 0.1s; }
.link-item:nth-child(2) { animation-delay: 0.2s; }
.link-item:nth-child(3) { animation-delay: 0.3s; }
.link-item:nth-child(4) { animation-delay: 0.4s; }
.link-item:nth-child(5) { animation-delay: 0.5s; }
.link-item:nth-child(6) { animation-delay: 0.6s; }

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsividade */
@media (max-width: 768px) {
    .timeline {
        padding-left: 20px;
    }
    
    .timeline::before {
        left: 10px;
    }
    
    .timeline-marker {
        left: -17px;
        width: 10px;
        height: 10px;
    }
    
    .timeline-item {
        padding-left: 25px;
    }
    
    .library-card .card-header .karen-photo {
        position: static;
        margin-top: 10px;
        text-align: center;
    }
    
    .library-card .card-header .karen-photo img {
        width: 40px;
        height: 40px;
    }
}

/* Efeitos especiais para destaque */
.library-card[data-featured="true"] {
    border: 2px solid #ffc107;
    background: linear-gradient(135deg, #fff9e6 0%, #ffffff 100%);
}

.library-card[data-featured="true"] .card-header {
    background: linear-gradient(135deg, #ffc107 0%, #e0a800 100%);
    color: #212529;
}

/* Estatísticas visuais */
.stats-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-radius: 15px;
    padding: 30px 20px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.stats-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.stats-card h3 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #007bff;
    margin-bottom: 10px;
}

.stats-card p {
    color: #6c757d;
    font-weight: 500;
    margin: 0;
}