/* --- Estilos Gerais e Mobile-First --- */
:root {
    --primary-color: #007bff;
    --success-color: #28a745;
    --error-color: #dc3545;
    --light-gray: #f4f4f9;
    --dark-gray: #333;
    --medium-gray: #6c757d;
    --disabled-color: #ccc;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--light-gray);
    color: var(--dark-gray);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.container {
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
    text-align: center;
}

h1 {
    font-size: 1.8em;
    margin-bottom: 10px;
    color: var(--dark-gray);
}

p {
    color: var(--medium-gray);
    line-height: 1.6;
    margin-bottom: 25px;
}

/* --- Estilos de Formulário --- */
.form-group {
    position: relative;
    margin-bottom: 20px;
}

.form-input {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1em;
    transition: border-color 0.3s;
}

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

.toggle-password {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
    color: var(--medium-gray);
}

.btn {
    width: 100%;
    padding: 15px;
    border: none;
    border-radius: 5px;
    background-color: var(--primary-color);
    color: white;
    font-size: 1em;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s;
}

.btn:hover:not(:disabled) {
    background-color: #0056b3;
}

.btn:disabled {
    background-color: var(--disabled-color);
    cursor: not-allowed;
}

/* --- Tela de Confirmação --- */
#confirmation-container {
    display: none; /* Inicia oculto */
}

#confirmation-container .icon {
    font-size: 3em;
    margin-bottom: 15px;
}

#user-email-display {
    color: var(--primary-color);
    font-weight: bold;
    word-break: break-all;
}

.link-back {
    display: block;
    margin-top: 20px;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

/* --- Requisitos de Senha --- */
#password-requirements {
    text-align: left;
    margin-top: 15px;
    font-size: 0.9em;
    color: var(--medium-gray);
}

#password-requirements p {
    margin-bottom: 5px;
    transition: color 0.3s;
}

.requirement.valid {
    color: var(--success-color);
    font-weight: 500;
}

.requirement.invalid {
    color: var(--medium-gray);
}

/* --- Mensagens de Feedback --- */
.feedback-message {
    margin-top: 15px;
    font-weight: 500;
    font-size: 0.9em;
}

.feedback-message.success {
    color: var(--success-color);
}

.feedback-message.error {
    color: var(--error-color);
}