body {
    margin: 0;
    padding: 0;
    background: #f1f3f6;
    font-family: 'Segoe UI', Tahoma, sans-serif;
    color: #333;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.conteudo-principal {
    flex: 1;
}

.link-voltar {
    display: inline-flex;
    align-items: center;
    margin: 20px;
    color: #1e40af;
    font-weight: bold;
    text-decoration: none;
    transition: all 0.3s ease;
}

.link-voltar:hover {
    text-decoration: underline;
    transform: translateX(-3px);
}

.link-voltar i {
    margin-right: 5px;
}

.container {
    width: 95%;
    max-width: 900px;
    margin: 20px auto 40px;
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0px 3px 10px rgba(0,0,0,0.12);
}

.titulo-principal {
    font-size: 32px;
    color: #02416D;
    text-align: center;
    margin-bottom: 10px;
    font-weight: bold;
}

.subtitulo {
    text-align: center;
    font-size: 17px;
    color: #444;
    margin-bottom: 30px;
    line-height: 1.5;
}

.cartao {
    background: #f9fafb;
    border: 1px solid #cbd5e1;
    padding: 25px;
    border-radius: 10px;
    margin-bottom: 25px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cartao:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.cartao h2 {
    color: #02416D;
    margin-bottom: 15px;
    font-size: 1.5rem;
    border-left: 4px solid #CDD071;
    padding-left: 10px;
}

.cartao p {
    color: #333;
    line-height: 1.6;
    margin-bottom: 10px;
}

.cartao ul {
    margin-left: 20px;
    color: #333;
}

.cartao li {
    margin-bottom: 8px;
    line-height: 1.5;
}

.preview-calendario {
    background: white;
    border: 2px solid #CDD071;
    border-radius: 10px;
    padding: 15px;
    margin-top: 20px;
    text-align: center;
}

.preview-calendario h3 {
    color: #02416D;
    margin-bottom: 15px;
}

.evento-lista {
    list-style: none;
    padding: 0;
}

.evento-lista li {
    background: #f1f5f9;
    margin: 8px 0;
    padding: 10px;
    border-radius: 6px;
    border-left: 4px solid #02416D;
}

.cartao.destaque-azul {
    background: linear-gradient(135deg, #f0f7ff 0%, #e6f2ff 100%);
    border: 2px solid #02416D;
    border-left: 6px solid #02416D;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(2, 65, 109, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(2, 65, 109, 0); }
    100% { box-shadow: 0 0 0 0 rgba(2, 65, 109, 0); }
}

.link-sistema {
    margin-top: 25px;
    text-align: center;
    padding: 15px;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 10px;
}

.botao-acesso {
    display: inline-block;
    background: linear-gradient(135deg, #02416D, #0268A6);
    color: white;
    padding: 16px 32px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.2rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 6px 20px rgba(2, 65, 109, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 15px;
    position: relative;
    overflow: hidden;
}

.botao-acesso::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: 0.5s;
}

.botao-acesso:hover::before {
    left: 100%;
}

.botao-acesso:hover {
    background: linear-gradient(135deg, #0268A6, #02416D);
    transform: translateY(-4px);
    box-shadow: 0 10px 25px rgba(2, 65, 109, 0.4);
}

.info-link {
    font-size: 0.95rem;
    color: #6b7280;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 15px;
    flex-wrap: wrap;
}

.info-link code {
    background: rgba(2, 65, 109, 0.1);
    padding: 5px 10px;
    border-radius: 6px;
    font-family: 'Courier New', monospace;
    color: #02416D;
    font-weight: 600;
    border: 1px solid rgba(2, 65, 109, 0.2);
}

.botao-acesso i {
    font-size: 1.3rem;
    background: rgba(255, 255, 255, 0.2);
    padding: 10px;
    border-radius: 50%;
}

@media (max-width: 768px) {
    .container {
        padding: 20px;
        margin: 10px auto 20px;
    }
    
    .titulo-principal {
        font-size: 28px;
    }
    
    .cartao {
        padding: 20px;
    }
    
    .botao-acesso {
        padding: 14px 24px;
        font-size: 1.1rem;
        flex-direction: column;
        text-align: center;
        gap: 8px;
    }
    
    .info-link {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 15px;
        margin: 10px auto 15px;
    }
    
    .titulo-principal {
        font-size: 24px;
    }
    
    .subtitulo {
        font-size: 15px;
    }
    
    .cartao {
        padding: 15px;
    }
    
    .botao-acesso {
        padding: 12px 18px;
        font-size: 1rem;
    }
    
    .cartao.destaque-azul {
        padding: 15px;
    }
}

.destaque {
    color: #02416D;
    font-weight: bold;
    background: rgba(2, 65, 109, 0.1);
    padding: 2px 6px;
    border-radius: 4px;
}

.cartao h2 i {
    margin-right: 10px;
    color: #02416D; 
}

@media (prefers-reduced-motion: reduce) {
    .cartao.destaque-azul {
        animation: none;
    }
    
    .botao-acesso::before {
        display: none;
    }
    
    .botao-acesso:hover {
        transform: translateY(-2px);
    }
}