/*
=================================================
  ESTILOS PARA A PÁGINA DE REGISTO (VERSÃO COMPACTA)
=================================================
*/

/* Estilos gerais do container e formulário (mantidos) */
.register-container {
    max-width: 550px;
}
.register-container form {
    display: flex;
    flex-direction: column;
    width: 100%;
}
.form-title {
    text-align: center;
    color: #333;
    font-size: 2rem;
    margin-bottom: 5px;
}
.subtitle {
    text-align: center;
    margin-bottom: 25px;
    color: #666;
}
.input-group {
    display: flex;
    flex-direction: column;
    margin-bottom: 15px;
    width: 100%;
}
.input-group label {
    margin-bottom: 6px;
    font-weight: bold;
    color: #444;
    text-align: left;
}
.input-group input[type="text"],
.input-group input[type="email"],
.input-group input[type="password"] {
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 1rem;
    width: 100%;
}
.input-row {
    display: flex;
    gap: 20px;
}
.input-row .input-group {
    flex: 1;
}

/* 
######################################################################
### ALTERAÇÕES AQUI: Compactando a seção de cursos como você sugeriu ###
######################################################################
*/

.course-selection {
    background-color: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 8px;
    /* ALTERADO: Menos espaçamento interno */
    padding: 15px; 
    margin: 15px 0;
}

.course-selection h3 {
    margin: 0 0 12px 0;
    text-align: center;
    color: #333;
    /* ALTERADO: Fonte do título ligeiramente menor */
    font-size: 1.3rem; 
}

.course-options {
    display: flex;
    flex-direction: column;
    /* ALTERADO: Menos espaço entre cada linha de curso */
    gap: 8px; 
}

/* Container de cada checkbox individual */
.course-checkbox {
    display: flex;
    align-items: center;
    cursor: pointer;
    /* ALTERADO: Fonte e ícones menores */
    font-size: 1rem; 
    user-select: none;
}

/* Esconde a checkbox original */
.course-checkbox input[type="checkbox"] {
    display: none;
}

/* Nossa nova checkbox customizada */
.course-checkbox .checkbox-custom {
    display: inline-block;
    /* ALTERADO: Caixa de verificação menor */
    width: 18px;
    height: 18px;
    border: 2px solid #aaa;
    border-radius: 3px;
    /* ALTERADO: Menos espaço entre a caixa e o texto */
    margin-right: 10px; 
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.course-checkbox .checkbox-label {
    color: #333;
}

/* Aparência da checkbox quando marcada */
.course-checkbox input:checked + .checkbox-custom {
    background-color: #005A9C;
    border-color: #005A9C;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='white' stroke-linecap='round' stroke-linejoin='round' stroke-width='2.5' d='M4 8l3 3 6-6'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: center;
}

.course-checkbox:hover .checkbox-custom {
    border-color: #005A9C;
}