:root {
    --promo-purple: #6200ea;
    --promo-purple-hover: #4e00ba;
    --bg-light: #f4f7fe;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-light);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Ajuste del contenedor para pantallas pequeñas (scroll si es necesario) */
.register-container {
    width: 100%;
    padding: 20px;
    display: flex;
    justify-content: center;
}

.register-card {
    background: white;
    max-width: 500px; /* Un poco más ancho que el login */
    width: 100%;
    border: none;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.08);
    padding: 40px 35px;
}

/* Estilos reutilizados del Login */
.brand-logo-container {
    width: 80px;
    height: 80px;
    background: var(--promo-purple);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 20px auto;
    box-shadow: 0 5px 15px rgba(98, 0, 234, 0.3);
}
.brand-logo-icon { font-size: 2rem; color: white; }

.btn-google {
    background: #fff; border: 1px solid #000000; color: #000000;
    font-weight: 500; padding: 10px; border-radius: 10px;
    display: flex; align-items: center; justify-content: center; transition: 0.3s;
}
.btn-google:hover { background-color: #676767; border-color: #333333; color: #fff;}
.google-icon { width: 18px; margin-right: 10px; }

.btn-facebook {
    background: white; border: 1px solid #dee2e6; color: #333;
    font-weight: 500; padding: 10px; border-radius: 10px;
    display: flex; align-items: center; justify-content: center; transition: 0.3s;
}
.btn-facebook:hover { background-color: #676767; border-color: #cdd4da; }
.facebook-icon { width: 18px; margin-right: 10px; }

.btn-apple {
    background: #fff; border: 1px solid #000000; color: #000000;
    font-weight: 500; padding: 10px; border-radius: 10px;
    display: flex; align-items: center; justify-content: center; transition: 0.3s;
}
.btn-apple:hover { background-color: #676767; border-color: #333333; color: #fff;}
.apple-icon { width: 18px; margin-right: 10px; }

.separator {
    display: flex; align-items: center; text-align: center;
    color: #adb5bd; margin: 20px 0; font-size: 0.85rem; font-weight: 500;
}
.separator::before, .separator::after { content: ''; flex: 1; border-bottom: 1px solid #e9ecef; }
.separator:not(:empty)::before { margin-right: .75em; }
.separator:not(:empty)::after { margin-left: .75em; }

/* Inputs */
.input-group-text {
    background: white; border-right: none; color: #adb5bd;
    border-top-left-radius: 10px; border-bottom-left-radius: 10px;
}
.form-control-reg {
    border-left: none; padding: 12px;
    border-top-right-radius: 10px; border-bottom-right-radius: 10px;
}
.form-control-reg:focus { box-shadow: none; border-color: #dee2e6; }

.input-group:focus-within .input-group-text,
.input-group:focus-within .form-control-reg {
    border-color: var(--promo-purple);
    color: var(--promo-purple);
}

/* Checkbox personalizado color púrpura */
.form-check-input:checked {
    background-color: var(--promo-purple);
    border-color: var(--promo-purple);
}
.form-check-input:focus {
    box-shadow: 0 0 0 0.25rem rgba(98, 0, 234, 0.25);
    border-color: var(--promo-purple);
}

.btn-promo-reg {
    background-color: var(--promo-purple); color: white;
    border: none; padding: 12px; border-radius: 10px;
    font-weight: 600; width: 100%; transition: 0.3s;
}
.btn-promo-reg:hover {
    background-color: var(--promo-purple-hover);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(98, 0, 234, 0.25);
}

.login-link { color: var(--promo-purple); text-decoration: none; font-weight: 600; }
.login-link:hover { text-decoration: underline; }