body {
    margin: 0;
    font-family: "Segoe UI", sans-serif;
    background: #7e0000;
    color: #4D1A24;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.caixa :where(h2, label, input, button, a, div, p, ul, li) {
    font-family: inherit;
}

.caixa {
    background: #fff;
    padding: 32px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    max-width: 400px;
    width: 100%;
    display: flex;
    flex-direction: column;
}

.caixa h2 {
    text-align: center;
    color: #7e0000;
    margin-top: 0;
}

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

.caixa label {
    margin-bottom: 6px;
    font-weight: 600;
}

.caixa input {
    padding: 10px;
    margin-bottom: 16px;
    border: 1px solid #C69C6D;
    border-radius: 8px;
}

.input-container {
    position: relative;
    display: flex;
    align-items: center;
}

.input-container input {
    flex: 1;
    padding-right: 40px;
}

.input-container i {
    position: absolute;
    right: 12px;
    top: 12px;
    cursor: pointer;
    color: #666;
}

.criterios-senha {
    list-style: none;
    padding: 0;
    margin: -8px 0 16px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    font-size: 13px;
}

.criterios-senha li {
    display: flex;
    align-items: center;
    gap: 6px;
    color: #a70000;
}

.criterios-senha li::before {
    content: "\2715";
    font-weight: bold;
}

.criterios-senha li.atendido {
    color: #0f7a1f;
}

.criterios-senha li.atendido::before {
    content: "\2713";
}

.caixa button {
    padding: 12px;
    border: none;
    border-radius: 8px;
    background: #7e0000;
    color: #fff;
    font-weight: 700;
    cursor: pointer;
}

.caixa button:hover {
    background: #a00000;
}

.mensagem {
    background: #fff3cd;
    border: 1px solid #ffe69c;
    color: #664d03;
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 16px;
    text-align: center;
}

.voltar {
    text-align: center;
    margin-top: 14px;
    color: #7e0000;
    text-decoration: none;
}