/* ===== متغیرهای CSS ===== */
:root {
    --primary-color: #0b20f5 !important;
    --primary-dark: #0067b8 !important;
    --secondary-color: #764ba2 !important;
    --accent-color: #f093fb !important;
    --success-color: #48bb78 !important;
    --error-color: #f56565 !important;
    --warning-color: #ed8936 !important;
    --info-color: #4299e1 !important;
    --bg-primary: #ffffff !important;
    --bg-secondary: #f7fafc !important;
    --bg-tertiary: #edf2f7 !important;
    --text-primary: #2d3748 !important;
    --text-secondary: #718096 !important;
    --text-muted: #a0aec0 !important;
    --border-color: #e2e8f0 !important;
    --border-hover: #cbd5e1 !important;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12) !important;
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.12) !important;
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.12) !important;
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15) !important;
    --border-radius: 16px !important;
    --border-radius-sm: 8px !important;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

/* ===== مودال اصلی ===== */
.auth-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
    backdrop-filter: blur(20px);
    z-index: 10001;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.auth-modal.show {
    display: flex;
    opacity: 1;
}

.auth-modal-content {
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    padding: 2rem;
    width: 90%;
    max-width: 480px;
    position: relative;
    transform: scale(0.95) translateY(20px);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-xl);
    max-height: 90vh;
    overflow-y: auto;
    border: 1px solid var(--border-color);
}

.auth-modal.show .auth-modal-content {
    transform: scale(1) translateY(0);
}


/* ===== دکمه بستن ===== */
.auth-close {
    position: absolute;
    top: 1rem;
    left: 1rem;
    width: 2.5rem;
    height: 2.5rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-secondary);
    font-size: 1.1rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
}

.auth-close:hover {
    background: var(--error-color);
    color: white;
    transform: scale(1.1);
    border-color: var(--error-color);
}

/* ===== هدر ===== */
.auth-header {
    text-align: center;
    margin: 2rem 0;
    gap: 10px;
    display: grid;
}

.auth-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    background-clip: text;
}

.auth-subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin: 0;
}

/* ===== فرم‌ها ===== */
.auth-form {
    display: none;
    animation: fadeSlideIn 0.5s ease-out;
}

.auth-form.active {
    display: block;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 400;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.form-input {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
    background: var(--bg-primary);
    color: var(--text-primary);
}

.form-input:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    transform: translateY(-1px);
}

.form-input:disabled {
    background: var(--bg-tertiary);
    color: var(--text-muted);
    cursor: not-allowed;
}

.form-input::placeholder {
    color: var(--text-muted);
}

/* ===== فیلد شماره موبایل ===== */
.phone-input-container {
    display: flex;
    align-items: center;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    background: var(--bg-primary);
    transition: var(--transition);
    overflow: hidden;
}

.phone-input-container:focus-within {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    transform: translateY(-1px);
}

.country-code {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem .5rem;
    background: var(--bg-secondary);
    border-left: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-weight: 400;
    font-size: 0.9rem;
    min-width: 70px;
    order: 1;
    flex-direction: row-reverse;
}

.phone-input {
    border: none !important;
    background: transparent !important;
    box-shadow: none !important;
    padding-right: 0 !important;
    direction: ltr;
    text-align: left;
}

.phone-input:focus {
    transform: none !important;
    box-shadow: none !important;
}

/* ===== اعتبارسنجی شماره موبایل ===== */
.phone-validation-msg {
    margin-top: 0.5rem;
    font-size: 0.85rem;
    transition: var(--transition);
    min-height: 1.2rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.phone-validation-msg.valid {
    color: var(--success-color);
}

.phone-validation-msg.invalid {
    color: var(--error-color);
}

/* ===== فیلد رمز عبور ===== */
.password-input-wrapper {
    position: relative;
}

.password-input-wrapper .form-input {
    padding-left: 3rem;
}

.password-toggle {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.5rem;
    transition: var(--transition);
    border-radius: var(--border-radius-sm);
}

.password-toggle:hover {
    color: var(--text-primary);
    background: var(--bg-secondary);
}

/* ===== قدرت رمز عبور ===== */
.password-strength {
    margin-top: 0.5rem;
    opacity: 0;
    animation: fadeIn 0.3s ease forwards;
}

.password-strength-bar {
    height: 4px;
    background: var(--bg-tertiary);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 0.25rem;
}

.password-strength-fill {
    height: 100%;
    width: 0;
    transition: var(--transition);
    border-radius: 2px;
}

.password-strength-fill.weak {
    width: 33%;
    background: linear-gradient(90deg, var(--error-color), #ff8a80);
}

.password-strength-fill.medium {
    width: 66%;
    background: linear-gradient(90deg, var(--warning-color), #ffcc80);
}

.password-strength-fill.strong {
    width: 100%;
    background: linear-gradient(90deg, var(--success-color), #81c784);
}

.password-strength-text {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 400;
}

/* ===== تطابق رمز عبور ===== */
.password-match-msg {
    font-size: 0.85rem;
    margin-top: 0.5rem;
    font-weight: 400;
    opacity: 0;
    animation: fadeIn 0.3s ease forwards;
}

.password-match-msg.match {
    color: var(--success-color);
}

.password-match-msg.no-match {
    color: var(--error-color);
}

/* ===== دکمه‌ها ===== */
.btn {
    padding: 0.875rem 1.5rem;
    border: none;
    border-radius: var(--border-radius-sm);
    font-size: 1rem;
    font-weight: 400;
    cursor: pointer;
    transition: var(--transition);
    /* display: inline-flex; */
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    font-family: inherit;
    min-height: 100%;
    width: 100%;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--primary-dark);
    color: white;
    box-shadow: var(--primary-dark) !important;
}

.btn-primary:hover {
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.notification.success {
    background: linear-gradient(135deg, var(--success-color), #66bb6a);
    color: white;
}

.notification.error {
    background: linear-gradient(135deg, var(--error-color), #ef5350);
    color: white;
}

.notification.warning {
    background: linear-gradient(135deg, var(--warning-color), #ffa726);
    color: white;
}

.notification.info {
    background: linear-gradient(135deg, var(--info-color), #42a5f5);
    color: white;
}

.notification::before {
    font-weight: bold;
    font-size: 1.2rem;
}

.notification.success::before {
    content: '✓';
}

.notification.error::before {
    content: '✗';
}

.notification.warning::before {
    content: '⚠';
}

.notification.info::before {
    content: 'ℹ';
}

/* ===== ریسپانسیو ===== */
@media (max-width: 768px) {
    .auth-modal-content,
    .verification-modal-content {
        padding: 1.5rem;
        margin: 1rem;
        max-height: 95vh;
    }

    .form-row {
        flex-direction: column;
        gap: 0;
    }

    .actions {
        flex-direction: column;
    }

    .country-code {
        padding: 0.75rem;
        font-size: 0.85rem;
    }

    .verification-code-input {
        font-size: 1.2rem;
        letter-spacing: 0.3rem;
    }

    .notification {
        right: 1rem;
        left: 1rem;
        top: 1rem;
        max-width: none;
    }

    .auth-buttons {
        gap: 0.75rem;
    }

    .btn-large {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .auth-modal-content,
    .verification-modal-content {
        padding: 1rem;
    }

    .auth-close,
    .verification-close {
        top: 0.75rem;
        left: 0.75rem;
        width: 2rem;
        height: 2rem;
        font-size: 0.9rem;
    }

    .auth-title {
        font-size: 1.5rem;
    }

    .verification-icon {
        width: 60px;
        height: 60px;
    }

    .verification-icon i {
        font-size: 2rem;
    }

    .verification-status h3 {
        font-size: 1.2rem;
    }

    .btn {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
    }

    .upload-guidelines {
        padding: 1rem;
    }

    .upload-guidelines li {
        font-size: 0.85rem;
    }
}

/* ===== اسکرول سفارشی ===== */
.auth-modal-content::-webkit-scrollbar,
.verification-modal-content::-webkit-scrollbar {
    width: 6px;
}

.auth-modal-content::-webkit-scrollbar-track,
.verification-modal-content::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
}

.auth-modal-content::-webkit-scrollbar-thumb,
.verification-modal-content::-webkit-scrollbar-thumb {
    background: var(--border-hover);
    border-radius: 3px;
}

.auth-modal-content::-webkit-scrollbar-thumb:hover,
.verification-modal-content::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

/* ===== فوکوس کیبورد ===== */
.using-keyboard .btn:focus,
.using-keyboard .form-input:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* ===== حالت تاریک (اختیاری) ===== */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #1a202c;
        --bg-secondary: #2d3748;
        --bg-tertiary: #4a5568;
        --text-primary: #f7fafc;
        --text-secondary: #e2e8f0;
        --text-muted: #a0aec0;
        --border-color: #4a5568;
        --border-hover: #718096;
    }
}


.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: var(--bg-tertiary);
    transform: translateY(-1px);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 400;
}

.btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none !important;
    background: #fff !important;
    border: 1px solid #ddd !important;
    color: #000000 !important;
}

.btn:disabled::before {
    display: none;
}

/* ===== دکمه‌های اصلی ===== */
.auth-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.divider {
    position: relative;
    text-align: center;
    margin: 0.5rem 0;
}

.divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--border-color);
}

.divider span {
    background: var(--bg-primary);
    padding: 0 1rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
    z-index: 1;
    position: relative;
}

/* ===== اکشن‌ها ===== */
.actions {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.actions .btn {
    flex: 1;
}

/* ===== فراموشی رمز عبور ===== */
.forgot-password {
    text-align: center;
    margin-top: 1.5rem;
}

.forgot-password a {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
}

.forgot-password a:hover {
    background: rgba(102, 126, 234, 0.1);
    transform: translateY(-1px);
}

/* ===== اطلاعات تایید ===== */
.verification-info {
    text-align: center;
    padding: 1.5rem;
    position: relative;
}


.verification-info .verification-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    background: linear-gradient(135deg, var(--info-color), var(--primary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.verification-info h3 {
    margin: 0 0 0.5rem;
    color: var(--text-primary);
    font-size: 1.2rem;
}

.verification-info p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ===== فیلد کد تایید ===== */
.verification-code-input {
    font-size: 1.5rem;
    letter-spacing: 0.5rem;
    text-align: center;
    font-weight: 700;
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    direction: ltr;
}

.verification-code-input:focus {
    letter-spacing: 0.6rem;
    transform: translateY(-2px) scale(1.02);
}

/* ===== ارسال مجدد ===== */
.resend-section {
    text-align: center;
    margin-top: 1.5rem;
}

.resend-section p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.resend-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 400;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    background: rgba(102, 126, 234, 0.1);
    border: 1px solid rgba(102, 126, 234, 0.2);
}

.resend-link:hover {
    background: rgba(102, 126, 234, 0.2);
    transform: translateY(-1px);
}

.resend-link:disabled,
.resend-link[style*="pointer-events: none"] {
    color: var(--text-muted);
    cursor: not-allowed;
    background: rgba(156, 163, 175, 0.1);
    border-color: rgba(156, 163, 175, 0.2);
    transform: none;
}

/* ===== فرم دو ستونه ===== */
.form-row {
    display: flex;
    gap: 1rem;
}

.form-row .form-group {
    flex: 1;
}

/* ===== مودال احراز هویت ===== */
.verification-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    backdrop-filter: blur(20px);
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
    z-index: 10002;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.4s ease;
}
.verification-modal.show {
    display: flex;
    opacity: 1;
}

.verification-modal-content {
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    padding: 2rem;
    width: 90%;
    max-width: 650px;
    position: relative;
    transform: scale(0.9) translateY(30px);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-xl);
    max-height: 90vh;
    overflow-y: auto;
    border: 1px solid var(--border-color);
}

.verification-modal.show .verification-modal-content {
    transform: scale(1) translateY(0);
}

.verification-close {
    position: absolute;
    top: 1rem;
    left: 1rem;
    width: 2.5rem;
    height: 2.5rem;
    background: var(--error-color);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.1rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
    box-shadow: var(--shadow-md);
}

.verification-close:hover {
    transform: scale(1.1) rotate(90deg);
    box-shadow: var(--shadow-lg);
}

/* ===== وضعیت‌های احراز هویت ===== */
.verification-status {
    text-align: center;
    border-radius: var(--border-radius);
    position: relative;
    overflow: hidden;
}

.verification-status::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.8s ease;
}

.verification-status:hover::before {
    left: 100%;
}

.verification-status.info {
    color: var(--text-primary);
}

.verification-status.warning {
    color: var(--text-primary);
    padding: 20px;
    border: 2px solid var(--warning-color);
}

.verification-status.success {
    color: var(--text-primary);
    padding: 20px;
    border: 2px solid var(--success-color);
}

.verification-status.error {
    color: var(--text-primary);
    padding: 20px;
    border: 2px solid var(--error-color);
}

.verification-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--bg-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
}

.verification-status.info .verification-icon {
    border: 3px solid var(--info-color);
}

.verification-status.warning .verification-icon {
    border: 3px solid var(--warning-color);
}

.verification-status.success .verification-icon {
    border: 3px solid var(--success-color);
}

.verification-status.error .verification-icon {
    border: 3px solid var(--error-color);
}

.verification-icon i {
    font-size: 2.5rem;
}

.verification-status.info .verification-icon i {
    color: var(--info-color);
}

.verification-status.warning .verification-icon i {
    color: var(--warning-color);
}

.verification-status.success .verification-icon i {
    color: var(--success-color);
}

.verification-status.error .verification-icon i {
    color: var(--error-color);
}

.verification-status h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.verification-status p {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

/* ===== یادداشت ادمین ===== */
.admin-notes {
    background: #dddddd2b;
    padding: 1rem;
    border-radius: var(--border-radius-sm);
    margin-top: 1rem;
    /* border: 1px solid var(--border-color); */
    text-align: right;
}

.admin-notes strong {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

/* ===== فرم آپلود ===== */
.verification-upload-form {
    margin-top: 2rem;
}

.upload-guidelines {
    margin-bottom: 1rem;
}

.upload-guidelines h4 {
    color: var(--primary-color);
    font-size: 1.1rem;
    font-weight: 400;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.upload-guidelines ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.upload-guidelines li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.upload-guidelines li i {
    color: var(--success-color);
    font-size: 1rem;
    order: -1;
}

.form-input[type="file"] {
    padding: 1.5rem;
    border: 3px dashed var(--border-color);
    border-radius: var(--border-radius-sm);
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    cursor: pointer;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.form-input[type="file"]:hover {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-secondary));
    transform: translateY(-2px);
}

.form-input[type="file"]:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

/* ===== پیش‌نمایش فایل ===== */
.file-preview {
    margin-top: 1rem;
}

.image-preview {
    background: var(--bg-primary);
    border-radius: var(--border-radius-sm);
    padding: 1rem;
    border: 1px solid var(--border-color);
    text-align: center;
}

.image-preview img {
    max-width: 100%;
    max-height: 200px;
    border-radius: var(--border-radius-sm);
    box-shadow: var(--shadow-md);
    margin-bottom: 1rem;
}

.file-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-secondary);
    padding: 0.75rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.file-info span:first-child {
    font-weight: 400;
    color: var(--text-primary);
}

.file-info span:last-child {
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 12px;
    font-size: 0.75rem;
}

/* ===== بخش پشتیبانی ===== */
.support-contact {
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    border-radius: var(--border-radius);
    padding: 2rem;
    text-align: center;
    border: 1px solid var(--border-color);
    margin-top: 2rem;
}

.support-contact h4 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.support-contact p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.support-contact .btn {
    margin: 0.5rem;
    min-width: 140px;
}

/* ===== اکشن‌های تایید ===== */
.verification-actions {
    text-align: center;
    margin-top: 2rem;
}

/* ===== انیمیشن‌ها ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeSlideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

/* ===== حالت لودینگ ===== */
.btn:disabled::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 1.5s infinite;
}

/* ===== نوتیفیکیشن ===== */
.notification {
    position: fixed;
    top: 2rem;
    right: 2rem;
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius-sm);
    font-weight: 400;
    z-index: 10003;
    animation: slideInRight 0.3s ease;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    max-width: 400px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    font-family: inherit;
    line-height: 1.4;
}

.notification.success {
    background: linear-gradient(135deg, var(--success-color), #66bb6a);
    color: white;
    border-color: rgba(255, 255, 255, 0.3);
}

.notification.error {
    background: linear-gradient(135deg, var(--error-color), #ef5350);
    color: white;
    border-color: rgba(255, 255, 255, 0.3);
}

.notification.warning {
    background: linear-gradient(135deg, var(--warning-color), #ffa726);
    color: white;
    border-color: rgba(255, 255, 255, 0.3);
}

.notification.info {
    background: linear-gradient(135deg, var(--info-color), #42a5f5);
    color: white;
    border-color: rgba(255, 255, 255, 0.3);
}

.notification::before {
    content: '';
    font-weight: bold;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.notification.success::before {
    content: '✓';
    color: rgba(255, 255, 255, 0.9);
}

.notification.error::before {
    content: '✗';
    color: rgba(255, 255, 255, 0.9);
}

.notification.warning::before {
    content: '⚠';
    color: rgba(255, 255, 255, 0.9);
}

.notification.info::before {
    content: 'ℹ';
    color: rgba(255, 255, 255, 0.9);
}

/* انیمیشن بسته شدن نوتیفیکیشن */
.notification.hide {
    animation: slideOutRight 0.3s ease forwards;
}

@keyframes slideOutRight {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(100%);
    }
}

/* ===== ریسپانسیو ===== */
@media (max-width: 768px) {
    .auth-modal-content,
    .verification-modal-content {
        padding: 1.5rem;
        margin: 1rem;
        max-height: 95vh;
        border-radius: var(--border-radius-sm);
    }

    .auth-title {
        font-size: 1.5rem;
    }

    .auth-subtitle {
        font-size: 0.9rem;
    }

    .form-row {
        flex-direction: column;
        gap: 0;
    }

    .actions {
        flex-direction: column;
        gap: 0.75rem;
    }

    .country-code {
        padding: 0.75rem;
        font-size: 0.85rem;
        min-width: 65px;
    }

    .verification-code-input {
        font-size: 1.2rem;
        letter-spacing: 0.3rem;
    }

    .notification {
        right: 1rem;
        left: 1rem;
        top: 1rem;
        max-width: none;
        padding: 0.875rem 1rem;
        font-size: 0.9rem;
    }

    .auth-buttons {
        gap: 0.75rem;
    }

    .btn-large {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }

    .verification-info {
        padding: 1.25rem;
    }

    .verification-info .verification-icon {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }

    .verification-info h3 {
        font-size: 1.1rem;
    }

    .verification-info p {
        font-size: 0.85rem;
    }

    .resend-section {
        margin-top: 1rem;
    }

    .resend-section p {
        font-size: 0.85rem;
    }

    .resend-link {
        padding: 0.5rem 0.75rem;
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .auth-modal-content,
    .verification-modal-content {
        padding: 1rem;
        margin: 0.5rem;
        border-radius: var(--border-radius-sm);
    }

    .auth-close,
    .verification-close {
        top: 0.75rem;
        left: 0.75rem;
        width: 2rem;
        height: 2rem;
        font-size: 0.9rem;
    }

    .auth-title {
        font-size: 1.4rem;
    }

    .auth-subtitle {
        font-size: 0.85rem;
    }

    .form-input {
        padding: 0.75rem;
        font-size: 0.95rem;
    }

    .country-code {
        padding: 0.75rem 0.5rem;
        font-size: 0.8rem;
        min-width: 55px;
    }

    .verification-icon {
        width: 60px;
        height: 60px;
    }

    .verification-icon i {
        font-size: 2rem;
    }

    .verification-status h3 {
        font-size: 1.2rem;
    }

    .verification-status p {
        font-size: 0.9rem;
    }

    .btn {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
        min-height: 44px;
    }

    .btn-large {
        padding: 0.875rem 1.25rem;
        font-size: 0.95rem;
    }

    .upload-guidelines {
        padding: 1rem;
    }

    .upload-guidelines h4 {
        font-size: 1rem;
    }

    .upload-guidelines li {
        font-size: 0.8rem;
        padding: 0.3rem 0;
    }

    .support-contact {
        padding: 1.5rem;
    }

    .support-contact h4 {
        font-size: 1.1rem;
    }

    .support-contact p {
        font-size: 0.9rem;
    }

    .support-contact .btn {
        display: block;
        width: 100%;
        margin: 0.5rem 0;
    }

    .notification {
        padding: 0.75rem;
        font-size: 0.85rem;
        border-radius: var(--border-radius-sm);
    }

    .notification::before {
        font-size: 1rem;
    }

    .divider {
        margin: 0.75rem 0;
    }

    .divider span {
        font-size: 0.85rem;
    }

    .forgot-password a {
        font-size: 0.85rem;
        padding: 0.4rem 0.75rem;
    }

    .password-toggle {
        left: 0.75rem;
        padding: 0.4rem;
    }

    .verification-code-input {
        font-size: 1.1rem;
        letter-spacing: 0.2rem;
        padding: 0.75rem;
    }
}

/* ===== اسکرول سفارشی ===== */
.auth-modal-content::-webkit-scrollbar,
.verification-modal-content::-webkit-scrollbar {
    width: 6px;
}

.auth-modal-content::-webkit-scrollbar-track,
.verification-modal-content::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: 3px;
}

.auth-modal-content::-webkit-scrollbar-thumb,
.verification-modal-content::-webkit-scrollbar-thumb {
    background: var(--border-hover);
    border-radius: 3px;
    transition: var(--transition);
}

.auth-modal-content::-webkit-scrollbar-thumb:hover,
.verification-modal-content::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

/* Firefox scrollbar */
.auth-modal-content,
.verification-modal-content {
    scrollbar-width: thin;
    scrollbar-color: var(--border-hover) var(--bg-tertiary);
}

/* ===== فوکوس کیبورد ===== */
.using-keyboard .btn:focus,
.using-keyboard .form-input:focus,
.using-keyboard .resend-link:focus,
.using-keyboard .password-toggle:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.using-keyboard .auth-close:focus,
.using-keyboard .verification-close:focus {
    outline: 2px solid var(--error-color);
    outline-offset: 2px;
}

/* ===== حالت‌های خاص ===== */
/* حالت Loading */
.form-input.loading {
    background: linear-gradient(90deg, var(--bg-secondary), var(--bg-tertiary), var(--bg-secondary));
    background-size: 200% 100%;
    animation: loading-shimmer 1.5s infinite;
}

@keyframes loading-shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

/* حالت Error */
.form-input.error {
    border-color: var(--error-color);
    background: rgba(245, 101, 101, 0.05);
    animation: shake 0.3s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-3px); }
    75% { transform: translateX(3px); }
}

/* حالت Success */
.form-input.success {
    border-color: var(--success-color);
    background: rgba(72, 187, 120, 0.05);
}

/* حالت Focus برای accessibility */


/* ===== انیمیشن‌های بهتر ===== */
.auth-modal-content,
.verification-modal-content {
    animation: modalFadeIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* ===== حالت تاریک (Dark Mode) ===== */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #1a202c;
        --bg-secondary: #2d3748;
        --bg-tertiary: #4a5568;
        --text-primary: #f7fafc;
        --text-secondary: #e2e8f0;
        --text-muted: #a0aec0;
        --border-color: #4a5568;
        --border-hover: #718096;
    }

    .auth-modal {
        background: linear-gradient(135deg, rgba(26, 32, 44, 0.9), rgba(45, 55, 72, 0.9));
    }

    .verification-modal {
        background: rgba(0, 0, 0, 0.95);
    }

    .verification-info {
        background: linear-gradient(135deg, #2d3748, #4a5568);
        border-color: var(--info-color);
    }

    .upload-guidelines {
        background: linear-gradient(135deg, #2d3748, #4a5568);
        border-color: var(--border-color);
    }

    .support-contact {
        background: linear-gradient(135deg, #2d3748, #4a5568);
        border-color: var(--border-color);
    }

    .notification {
        backdrop-filter: blur(20px);
        border-color: rgba(255, 255, 255, 0.1);
    }
}

/* ===== حالت کم‌حرکت (Reduced Motion) ===== */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .auth-modal-content,
    .verification-modal-content {
        animation: none;
    }

    .notification {
        animation: none;
    }

    .btn::before {
        transition: none;
    }

    .verification-status::before {
        transition: none;
    }
}

/* ===== حالت پرینت ===== */
@media print {
    .auth-modal,
    .verification-modal,
    .notification {
        display: none !important;
    }
}

/* ===== بهبود کیفیت متن ===== */
.auth-modal-content,
.verification-modal-content {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

/* ===== پشتیبانی از RTL ===== */
[dir="rtl"] .country-code {
    border-left: none;
    border-right: 1px solid var(--border-color);
}

[dir="rtl"] .phone-input {
    direction: rtl;
    text-align: left;
}

[dir="rtl"] .password-toggle {
    left: 1rem;
}

[dir="rtl"] .notification {
    right: auto;
    left: 2rem;
    animation: slideInLeft 0.3s ease;
}

[dir="rtl"] .notification.hide {
    animation: slideOutLeft 0.3s ease forwards;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideOutLeft {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(-100%);
    }
}

/* ===== بهبود Performance ===== */
.auth-modal,
.verification-modal {
    will-change: opacity;
}

.auth-modal-content,
.verification-modal-content {
    will-change: transform;
}

.btn {
    will-change: transform;
}

.form-input {
    will-change: border-color, box-shadow;
}

/* ===== نهایی ===== */
.auth-modal *,
.verification-modal * {
    box-sizing: border-box;
}

.auth-modal,
.verification-modal {
    font-feature-settings: "kern" 1, "liga" 1, "calt" 1;
}

.verification-code-2fa {
    font-size: 2rem;
    text-align: center;
    letter-spacing: 0.5rem;
    font-family: monospace;
    padding: 1rem;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
}

.verification-code-2fa:focus {
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.backup-code-link {
    text-align: center;
    margin: 1rem 0;
}

.backup-code-link a {
    color: #3b82f6;
    text-decoration: none;
    font-size: 0.875rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.2s ease;
}

.backup-code-link a:hover {
    color: #2563eb;
    text-decoration: underline;
}

#backupCodeGroup {
    margin-top: 1rem;
}

#backupCode {
    font-family: monospace;
    letter-spacing: 0.1rem;
}

/* انیمیشن برای نمایش فیلد کد پشتیبان */
#backupCodeGroup {
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}