/* استایل‌های اختصاصی اعتبارسنجی ثبت‌نام کوتاه؛ پیشوند short-register مانع تداخل با صفحات دیگر می‌شود. */
.short-register-password-strength {
    margin-top: 8px;
    padding: 9px 10px;
    border: 1px solid #e5ebf2;
    border-radius: 9px;
    background: #f8fafc;
}

.short-register-password-strength__header {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    color: #64748b;
    font-size: 11px;
}

.short-register-password-strength__header strong { color: #64748b; }

.short-register-password-strength__bar {
    height: 5px;
    margin: 7px 0 5px;
    overflow: hidden;
    border-radius: 8px;
    background: #e2e8f0;
}

.short-register-password-strength__bar span {
    display: block;
    width: 0;
    height: 100%;
    border-radius: inherit;
    transition: width .25s ease, background-color .25s ease;
}

.short-register-password-strength[data-strength="weak"] .short-register-password-strength__bar span { width: 33%; background: #ef4444; }
.short-register-password-strength[data-strength="medium"] .short-register-password-strength__bar span { width: 66%; background: #f59e0b; }
.short-register-password-strength[data-strength="strong"] .short-register-password-strength__bar span { width: 100%; background: #16a34a; }
.short-register-password-strength[data-strength="weak"] strong { color: #dc2626; }
.short-register-password-strength[data-strength="medium"] strong { color: #d97706; }
.short-register-password-strength[data-strength="strong"] strong { color: #15803d; }

.short-register-password-strength small,
.short-register-password-match {
    display: block;
    color: #64748b;
    font-size: 11px;
    line-height: 1.8;
}

.short-register-password-match.is-valid { color: #15803d; }
.short-register-password-match.is-invalid { color: #dc2626; }

.short-register-field-error {
    display: block;
    margin-top: 4px;
    color: #dc2626;
    font-size: 11px;
}

.short-register-input-invalid {
    border-color: #ef4444 !important;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, .1) !important;
}

@media (max-width: 576px) {
    .short-register-password-strength__header { font-size: 10px; }
}