/* Restaurando o Cinza Escuro Suave (Dark Mode Original) */
body {
    font-family: 'Segoe UI', Arial, sans-serif;
    background-color: #121212;
    color: #e0e0e0;
    margin: 0;
    padding: 20px;
}
.container {
    max-width: 950px;
    margin: 0 auto;
}
h2, h3, h4 {
    text-align: center;
    color: #ffffff;
    margin-top: 0;
}
.subtitle {
    text-align: center;
    font-size: 13px;
    color: #aaaaaa;
    margin-bottom: 20px;
}

/* Cartões em Cinza Grafite */
.card {
    background: #1e1e1e;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.5);
    border: 1px solid #333333;
    margin-bottom: 25px;
}
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}
.form-group {
    display: flex;
    flex-direction: column;
}
.full-width {
    grid-column: 1 / -1;
}
label {
    margin-bottom: 5px;
    font-weight: 600;
    font-size: 14px;
    color: #cccccc;
}

/* Inputs com contraste suave */
input[type="text"], input[type="password"], input[type="email"], select, textarea {
    width: 100%;
    padding: 8px 12px;
    background-color: #2b2b2b;
    color: #ffffff;
    border: 1px solid #444444;
    border-radius: 6px;
    box-sizing: border-box;
    font-size: 14px;
}
input:focus, select:focus, textarea:focus {
    border-color: #25D366;
    outline: none;
}
::placeholder {
    color: #777777;
}

.button-center {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 15px;
    flex-wrap: wrap;
}

/* Botões Coloridos Originais */
button, .btn-info {
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: bold;
    color: white;
    font-size: 14px;
    transition: filter 0.2s;
}
.btn-primary { background-color: #25D366; color: #000; }
.btn-success { background-color: #198754; }
.btn-warning { background-color: #ffc107; color: #000; }
.btn-info { background-color: #0dcaf0; color: #000; }
.btn-secondary { background-color: #444444; }
.btn-delete { background-color: #dc3545; }

/* Grelha de Botões Rápidos (4 por linha) */
.quick-buttons-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin-bottom: 15px;
}
.btn-quick { 
    background-color: #333333; 
    border: 1px solid #444444;
    color: #ffffff;
    padding: 12px;
}
.btn-quick:hover { background-color: #444444; border-color: #25D366; }

.template-box { 
    background: #252525; 
    border: 1px solid #333333; 
    padding: 20px; 
    border-radius: 8px; 
    margin-top: 20px; 
}

/* Tabela com estilo original */
table { width: 100%; border-collapse: collapse; margin-top: 15px; min-width: 600px; font-size: 14px; }
table, th, td { border: 1px solid #444444; }
th, td { padding: 12px 15px; text-align: left; }
th { background-color: #2c2c2c; color: #e0e0e0; }
tr:nth-child(even) { background-color: #242424; }
hr { border: 0; height: 1px; background: #444444; margin: 25px 0; }

@media (max-width: 900px) { .quick-buttons-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .quick-buttons-grid { grid-template-columns: 1fr; } .form-grid { grid-template-columns: 1fr; } }