/* =================================
   1. CONFIGURAÇÕES GLOBAIS E VARIÁVEIS
================================= */
:root {
    --bg-gradient-start: #141927;
    --bg-gradient-end: #200b5e;
    --container-bg: #1a1a24;
    --header-gradient-start: #394b7b;
    --header-gradient-end: #3b15ab;
    --text-primary: #e0e0e0;
    --text-secondary: #b9c3da;
    --border-color: #3d405c;
    --input-bg: #0f1422;
    --accent-color: #7a2ff8;
    --accent-hover: #6425d1;
    --error-color: #e53e3e;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    font-family: Arial, sans-serif;
    color: var(--text-primary);
}


/* =================================
   2. LAYOUT PRINCIPAL
================================= */
.wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background: linear-gradient(180deg, var(--bg-gradient-start), var(--bg-gradient-end));
}

main {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px 20px; /* Espaçamento vertical e lateral */
}

.container {
    background-color: var(--container-bg);
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    overflow: hidden;
    
    /* ✅ Largura flexível para responsividade */
    width: 100%;
    max-width: 900px;
}


/* =================================
   3. FORMULÁRIO DE REGISTRO
================================= */
.form-header {
    background: linear-gradient(135deg, var(--header-gradient-start), var(--header-gradient-end));
    text-align: center;
    padding: 20px;
}

.logo-barber {
    width: 100px;
}

.form {
    padding: 30px;
    display: grid;
    /* Duas colunas em telas grandes */
    grid-template-columns: 1fr 1fr;
    gap: 25px;
}

.form-content {
    display: flex;
    flex-direction: column;
}

.form-content label {
    margin-bottom: 8px;
    font-size: 14px;
    color: var(--text-secondary);
}

.form-content input {
    width: 100%;
    padding: 12px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background-color: var(--input-bg);
    color: var(--text-primary);
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-content input:focus {
    outline: none;
    border-color: var(--accent-color);
}

.erro {
    color: var(--error-color);
    font-size: 13px;
    margin-top: 5px;
}

/* --- Seção de Gênero --- */
.form-genero {
    grid-column: span 2; /* Ocupa as duas colunas */
    background-color: rgba(0, 0, 0, 0.1);
    padding: 20px;
    border-radius: 10px;
}

.form-genero h3 {
    text-align: center;
    margin-bottom: 20px;
    color: var(--text-secondary);
    font-size: 16px;
}

.input-box {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.input-box label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

/* --- Botões --- */
.btn-box {
    grid-column: span 2; /* Ocupa as duas colunas */
    display: flex;
    gap: 20px;
    margin-top: 20px;
}

.btn-box button {
    flex: 1;
    padding: 12px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: bold;
    color: #fff;
    cursor: pointer;
    transition: background-color 0.3s, transform 0.2s;
}

.btn-box button:hover {
    transform: translateY(-2px);
}

.btn-box button[type="submit"] {
    background-color: var(--accent-color);
}

.btn-box button[type="submit"]:hover {
    background-color: var(--accent-hover);
}

.btn-box button.limpar {
    background-color: #4a4a61;
    color: var(--text-secondary);
}

.btn-box button.limpar:hover {
    background-color: #5f5f7c;
}

/* --- Link de Login --- */
.login {
    grid-column: span 2; /* Ocupa as duas colunas */
    text-align: center;
    margin-top: 15px;
}

.login a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

.login a:hover {
    color: var(--accent-color);
    text-decoration: underline;
}


/* =================================
   4. RESPONSIVIDADE PARA CELULAR
================================= */
@media (max-width: 768px) {
    main {
        padding: 20px 15px; /* Menos padding em telas pequenas */
    }
    
    .container {
        max-width: 100%; /* Ocupa a largura total disponível */
    }
    
    /* ✅ Transforma o formulário em uma única coluna */
    .form {
        grid-template-columns: 1fr;
        padding: 20px;
        gap: 20px;
    }
    
    /* Garante que os itens que ocupavam 2 colunas continuem ocupando o espaço total */
    .form-genero, .btn-box, .login {
        grid-column: span 1;
    }

    .input-box {
        gap: 20px; /* Reduz o espaçamento entre as opções de gênero */
    }
}


/* =================================
   5. FOOTER
================================= */
.footer {
    background-color: #0d0f1a;
    text-align: center;
    padding: 1.5rem 0;
    border-top: 1px solid var(--border-color);
    color: #fff;
    margin-top: auto; /* Garante que o footer fique no final */
}