/* Estilos do Hub (Menu Inicial) */
.hub-body {
    background: linear-gradient(135deg, #e0f7fa 0%, #b2ebf2 100%);
    display: block;
    padding: 40px 20px;
}

.hub-container {
    max-width: 800px;
    margin: 0 auto;
}

.hub-header {
    text-align: center;
    margin-bottom: 40px;
}

.aviso-prototipo {
    display: inline-block;
    margin-top: 12px;
    padding: 8px 16px;
    background: #fff3cd;
    border: 2px solid #ffc107;
    border-radius: 12px;
    color: #7a5b00;
    font-size: 13px;
    font-weight: 700;
    max-width: 480px;
}

.hub-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto;
    border-radius: 50%;
    background: #2196F3;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    box-shadow: inset 0 -4px 0 rgba(0,0,0,0.15);
}

.hub-header h1 {
    font-size: 36px;
    color: #1565C0;
    margin: 15px 0 5px 0;
}

.hub-header p {
    color: #555;
    font-size: 18px;
}

.modules-grid {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.module-card {
    display: flex;
    background: white;
    border-radius: 20px;
    padding: 20px;
    text-decoration: none;
    color: inherit;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    border: 3px solid transparent;
    transition: all 0.2s;
    align-items: center;
}

.module-card:hover:not(.locked) {
    transform: translateX(10px);
    border-color: #2196F3;
    box-shadow: 0 8px 20px rgba(33,150,243,0.15);
}

.module-icon {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 40px;
    margin-right: 20px;
    flex-shrink: 0;
    box-shadow: inset 0 -4px 0 rgba(0,0,0,0.1);
}

.module-content {
    flex-grow: 1;
}

.module-content h3 {
    margin: 0 0 5px 0;
    font-family: cursive;
    color: #333;
}

.module-content p {
    margin: 0 0 15px 0;
    color: #666;
}

.progress-bar {
    width: 100%;
    height: 10px;
    background: #eeeeee;
    border-radius: 5px;
    overflow: hidden;
}

.progress {
    height: 100%;
    background: #4CAF50;
    border-radius: 5px;
}

.module-card.locked {
    opacity: 0.6;
    cursor: not-allowed;
    background: #f5f5f5;
}