.raffle-detail {
    display: flex;
    justify-content: center;
    max-width: 1000px;
    margin: auto;
    padding: 2rem 1rem;
}

/* Fondo centrado */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 75vh;
    font-family: 'Inter', sans-serif;
}

/* Caja principal */
.login-form {
    padding: 2rem 2.5rem;
    border-radius: 1rem;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
    width: 100%;
    max-width: 360px;
    text-align: center;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.02));
    border: 1px solid rgba(255, 255, 255, 0.03);
}

/* Encabezado */
.login-form h2 {
    margin-bottom: 0.5rem;
    font-size: 1.8rem;
    color: white;
}

.login-form .subtitle {
    margin-bottom: 1.5rem;
    color: var(--muted);
    font-size: 0.9rem;
}

/* Campos */
.input-group {
    margin-bottom: 1rem;
}

.input-group input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 0.5rem;
    font-size: 1rem;
    outline: none;
    transition: border-color 0.2s;
}

.input-group input:focus {
    border-color: #007bff;
}

/* Botón */
.btn {
    width: 100%;
    background: #007bff;
    color: #fff;
    padding: 0.8rem;
    border: none;
    border-radius: 0.5rem;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.3s;
}

.btn:hover {
    background: #0056b3;
}

/* Alerta */
.alert {
    background: #ffe4e1;
    color: #b33;
    padding: 0.6rem;
    border-radius: 0.4rem;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

/* Texto pequeño */
.small {
    margin-top: 1.5rem;
    font-size: 0.9rem;
    color: #555;
}

.small a {
    color: #007bff;
    text-decoration: none;
}

.small a:hover {
    text-decoration: underline;
}

.error-messages {
    margin-top: 15px;
    color: #d9534f;
    font-size: 14px;
}