/* css/notebooks.css */
:root {
    --nb-primary: #2d9cdb;
    --nb-secondary: #0b5e8a;
    --nb-accent: #f2994a;
    --nb-light: #f8f9fa;
}

.nb-gradient {
    background: linear-gradient(135deg, #0b5e8a 0%, #2d9cdb 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.nb-gradient::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></svg>') repeat;
    opacity: 0.3;
}

.nb-card {
    border: none;
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    height: 100%;
    border-bottom: 4px solid var(--nb-primary);
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.nb-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(45,156,219,0.15);
}

.nb-icon {
    font-size: 2.5rem;
    color: var(--nb-primary);
    margin-bottom: 15px;
}

.spec-badge {
    background-color: #e9ecef;
    color: #495057;
    font-weight: 500;
    padding: 5px 10px;
    border-radius: 20px;
    display: inline-block;
    margin: 2px;
    font-size: 0.8rem;
}

.table-nb th {
    background-color: var(--nb-primary);
    color: white;
    font-weight: 600;
    text-align: center;
    vertical-align: middle;
}

.table-nb td {
    vertical-align: middle;
    text-align: center;
}

.nb-feature-list {
    list-style: none;
    padding-left: 0;
}

.nb-feature-list li {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.nb-feature-list i {
    color: var(--nb-primary);
    margin-right: 10px;
    font-size: 1.1rem;
}

.requisitos-card {
    background-color: var(--nb-light);
    border-radius: 15px;
    padding: 25px;
    height: 100%;
    border-left: 5px solid var(--nb-primary);
}