/* ============================
   Authentication & 2FA Styles
   ============================ */

/* ============================
   Login Page Styles
   ============================ */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-main) 0%, var(--bg-gray-100) 100%);
    padding: 24px;
}

.login-container {
    width: 100%;
    max-width: 420px;
}

.login-card {
    background: var(--bg-white);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    padding: 40px;
    border: 1px solid var(--border-light);
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo {
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
}

.login-logo .logo-box {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-hover) 100%);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(25, 118, 210, 0.3);
}

.login-logo .logo-box span {
    color: white;
    font-size: var(--text-sm);
    font-weight: var(--font-bold);
    letter-spacing: 0.5px;
}

.login-header h1 {
    font-size: var(--text-2xl);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin: 0 0 8px 0;
}

.login-subtitle {
    font-size: var(--text-base);
    color: var(--text-secondary);
    margin: 0;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.login-form .form-group {
    margin-bottom: 0;
}

.login-form .form-floating {
    position: relative;
}

.login-form .form-control {
    border-radius: 10px;
    border: 1px solid var(--border-medium);
    padding: 16px 14px;
    font-size: var(--text-base);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.login-form .form-control:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.1);
    outline: none;
}

.login-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: -4px;
}

.login-options .form-check {
    margin: 0;
}

.login-options .form-check-label {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.forgot-password-link {
    font-size: var(--text-sm);
    color: var(--primary-blue);
    text-decoration: none;
    transition: color 0.2s ease;
}

.forgot-password-link:hover {
    color: var(--primary-blue-hover);
    text-decoration: underline;
}

.btn-login {
    width: 100%;
    padding: 14px 24px;
    font-size: var(--text-md);
    font-weight: var(--font-medium);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 8px;
}

.login-footer {
    text-align: center;
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--border-light);
}

.login-register-link {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.login-register-link a {
    color: var(--primary-blue);
    font-weight: var(--font-medium);
    text-decoration: none;
}

.login-register-link a:hover {
    text-decoration: underline;
}

.resend-link {
    font-size: var(--text-xs);
    color: var(--text-tertiary);
    text-decoration: none;
}

.resend-link:hover {
    color: var(--text-secondary);
    text-decoration: underline;
}

.login-external {
    margin-top: 24px;
}

.divider {
    display: flex;
    align-items: center;
    text-align: center;
    margin-bottom: 20px;
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid var(--border-light);
}

.divider span {
    padding: 0 16px;
    font-size: var(--text-sm);
    color: var(--text-tertiary);
}

/* ============================
   Auth Container (2FA Login Pages)
   ============================ */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-main) 0%, var(--bg-gray-100) 100%);
    padding: 24px;
}

.auth-card {
    background: var(--bg-white);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    padding: 40px;
    border: 1px solid var(--border-light);
    width: 100%;
    max-width: 420px;
}

.auth-card-header {
    text-align: center;
    margin-bottom: 28px;
}

.auth-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary-blue-light) 0%, #bbdefb 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    color: var(--primary-blue);
}

.auth-icon-warning {
    background: linear-gradient(135deg, #fff3e0 0%, #ffe0b2 100%);
    color: var(--warning-orange);
}

.auth-card-header h1 {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin: 0 0 8px 0;
}

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

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.auth-code-input {
    font-family: var(--font-mono);
    font-size: var(--text-xl) !important;
    text-align: center;
    letter-spacing: 4px;
}

.auth-notice {
    display: flex;
    gap: 12px;
    padding: 14px 16px;
    background: var(--bg-gray-50);
    border-radius: 10px;
    border: 1px solid var(--border-light);
    margin-bottom: 4px;
}

.auth-notice svg {
    flex-shrink: 0;
    color: var(--text-tertiary);
    margin-top: 2px;
}

.auth-notice p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin: 0;
    line-height: var(--leading-relaxed);
}

.btn-auth {
    width: 100%;
    padding: 14px 24px;
    font-size: var(--text-md);
    font-weight: var(--font-medium);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.form-hint {
    font-size: var(--text-xs);
    color: var(--text-tertiary);
    margin: 4px 0 0 0;
}

.auth-footer {
    text-align: center;
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--border-light);
}

.auth-alt-link {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
    margin: 0;
}

.auth-alt-link svg {
    color: var(--text-tertiary);
}

.auth-alt-link a {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: var(--font-medium);
}

.auth-alt-link a:hover {
    text-decoration: underline;
}

/* ============================
   2FA Dashboard
   ============================ */
.tfa-dashboard {
    max-width: 800px;
}

.tfa-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 28px;
}

.tfa-header-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-blue-light) 0%, #bbdefb 100%);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-blue);
}

.tfa-header-content h3 {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin: 0 0 4px 0;
}

.tfa-subtitle {
    font-size: var(--text-base);
    color: var(--text-secondary);
    margin: 0;
}

.tfa-status-card {
    padding: 24px;
    border-radius: 12px;
    margin-bottom: 24px;
}

.tfa-status-card.tfa-enabled {
    background: linear-gradient(135deg, var(--success-green-light) 0%, #c8e6c9 100%);
    border: 1px solid var(--success-green);
}

.tfa-status-card.tfa-disabled {
    background: var(--bg-gray-50);
    border: 1px solid var(--border-medium);
}

.tfa-status-indicator {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.tfa-status-card.tfa-enabled .tfa-status-indicator {
    color: var(--success-green);
}

.tfa-status-card.tfa-disabled .tfa-status-indicator {
    color: var(--text-tertiary);
}

.tfa-status-indicator span {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
}

.tfa-status-description {
    font-size: var(--text-base);
    color: var(--text-secondary);
    margin: 0;
}

.tfa-alert {
    display: flex;
    gap: 14px;
    padding: 16px 20px;
    border-radius: 10px;
    margin-bottom: 20px;
}

.tfa-alert-danger {
    background: #ffebee;
    border: 1px solid var(--error-red);
}

.tfa-alert-danger svg {
    color: var(--error-red);
    flex-shrink: 0;
}

.tfa-alert-warning {
    background: #fff8e1;
    border: 1px solid var(--warning-orange);
}

.tfa-alert-warning svg {
    color: var(--warning-orange);
    flex-shrink: 0;
}

.tfa-alert-content strong {
    display: block;
    font-size: var(--text-base);
    margin-bottom: 4px;
}

.tfa-alert-content p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin: 0;
}

.tfa-alert-content a {
    color: var(--primary-blue);
}

.tfa-info-card {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 18px;
    background: var(--primary-blue-light);
    border-radius: 10px;
    margin-bottom: 24px;
    color: var(--primary-blue);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
}

.tfa-actions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
}

.tfa-action-card {
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.tfa-action-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--border-medium);
}

.tfa-action-icon {
    width: 44px;
    height: 44px;
    background: var(--primary-blue-light);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-blue);
}

.tfa-action-icon-warning {
    background: #fff3e0;
    color: var(--warning-orange);
}

.tfa-action-icon-danger {
    background: #ffebee;
    color: var(--error-red);
}

.tfa-action-content h4 {
    font-size: var(--text-md);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin: 0 0 4px 0;
}

.tfa-action-content p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin: 0;
}

.tfa-action-card .btn {
    align-self: flex-start;
    margin-top: auto;
}

.tfa-setup-section {
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: 28px;
    text-align: center;
}

.tfa-setup-section h4 {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin: 0 0 8px 0;
}

.tfa-setup-section p {
    font-size: var(--text-base);
    color: var(--text-secondary);
    margin: 0 0 20px 0;
}

/* ============================
   2FA Action Pages
   ============================ */
.tfa-action-page {
    max-width: 600px;
}

.tfa-action-header {
    text-align: center;
    margin-bottom: 28px;
}

.tfa-action-header-icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.tfa-icon-primary {
    background: linear-gradient(135deg, var(--primary-blue-light) 0%, #bbdefb 100%);
    color: var(--primary-blue);
}

.tfa-icon-warning {
    background: linear-gradient(135deg, #fff3e0 0%, #ffe0b2 100%);
    color: var(--warning-orange);
}

.tfa-icon-danger {
    background: linear-gradient(135deg, #ffebee 0%, #ffcdd2 100%);
    color: var(--error-red);
}

.tfa-action-header h3 {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin: 0 0 8px 0;
}

.tfa-action-subtitle {
    font-size: var(--text-base);
    color: var(--text-secondary);
    margin: 0;
}

.tfa-warning-card {
    display: flex;
    gap: 16px;
    padding: 20px;
    background: #fff8e1;
    border: 1px solid var(--warning-orange);
    border-radius: 12px;
    margin-bottom: 24px;
}

.tfa-warning-card.tfa-warning-severe {
    background: #ffebee;
    border-color: var(--error-red);
}

.tfa-warning-icon {
    flex-shrink: 0;
    color: var(--warning-orange);
}

.tfa-warning-severe .tfa-warning-icon {
    color: var(--error-red);
}

.tfa-warning-content h4 {
    font-size: var(--text-md);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin: 0 0 12px 0;
}

.tfa-warning-content ul {
    margin: 0;
    padding-left: 20px;
}

.tfa-warning-content li {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: 6px;
    line-height: var(--leading-relaxed);
}

.tfa-warning-content li:last-child {
    margin-bottom: 0;
}

.tfa-warning-content a {
    color: var(--primary-blue);
}

.tfa-info-section {
    margin-bottom: 24px;
}

.tfa-info-item {
    display: flex;
    gap: 14px;
    padding: 16px 18px;
    background: var(--bg-gray-50);
    border-radius: 10px;
    border: 1px solid var(--border-light);
}

.tfa-info-item svg {
    flex-shrink: 0;
    color: var(--primary-blue);
    margin-top: 2px;
}

.tfa-info-item strong {
    display: block;
    font-size: var(--text-base);
    color: var(--text-primary);
    margin-bottom: 4px;
}

.tfa-info-item p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin: 0;
    line-height: var(--leading-relaxed);
}

.tfa-action-buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.tfa-action-buttons form {
    display: contents;
}

/* ============================
   Enable Authenticator Page
   ============================ */
.auth-setup-container {
    max-width: 600px;
}

.auth-setup-header {
    text-align: center;
    margin-bottom: 32px;
}

.auth-setup-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, var(--primary-blue-light) 0%, #bbdefb 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    color: var(--primary-blue);
}

.auth-setup-header h3 {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin: 0 0 8px 0;
}

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

.auth-setup-steps {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.auth-step {
    display: flex;
    gap: 20px;
}

.step-number {
    width: 36px;
    height: 36px;
    background: var(--primary-blue);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-md);
    font-weight: var(--font-semibold);
    flex-shrink: 0;
}

.step-content {
    flex: 1;
}

.step-content h4 {
    font-size: var(--text-md);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin: 0 0 8px 0;
}

.step-content > p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin: 0 0 16px 0;
}

.app-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.app-option {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: var(--bg-gray-50);
    border-radius: 8px;
    border: 1px solid var(--border-light);
}

.app-option strong {
    font-size: var(--text-sm);
    color: var(--text-primary);
}

.app-stores {
    display: flex;
    gap: 12px;
}

.store-link {
    font-size: var(--text-sm);
    color: var(--primary-blue);
    text-decoration: none;
}

.store-link:hover {
    text-decoration: underline;
}

.qr-code-container {
    display: flex;
    justify-content: center;
    padding: 24px;
    background: white;
    border: 2px solid var(--border-light);
    border-radius: 12px;
    margin-bottom: 20px;
}

.qr-code-image {
    width: 200px;
    height: 200px;
    image-rendering: pixelated;
}

.manual-entry {
    text-align: center;
}

.manual-entry-label {
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    margin-bottom: 8px !important;
}

.secret-key-box {
    display: inline-block;
    padding: 12px 20px;
    background: var(--bg-gray-100);
    border-radius: 8px;
    margin-bottom: 8px;
}

.secret-key {
    font-family: var(--font-mono);
    font-size: var(--text-lg);
    color: var(--text-primary);
    letter-spacing: 2px;
}

.manual-entry-hint {
    font-size: var(--text-xs);
    color: var(--text-tertiary);
    margin: 0 !important;
}

.verification-input-group {
    margin-bottom: 16px;
}

.verification-input {
    font-family: var(--font-mono);
    font-size: var(--text-xl) !important;
    text-align: center;
    letter-spacing: 4px;
}

.btn-verify {
    width: 100%;
    padding: 14px 24px;
    font-size: var(--text-md);
    font-weight: var(--font-medium);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

/* ============================
   Recovery Codes Display
   ============================ */
.recovery-codes-container {
    max-width: 600px;
}

.recovery-codes-header {
    text-align: center;
    margin-bottom: 24px;
}

.recovery-codes-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, var(--success-green-light) 0%, #a5d6a7 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    color: var(--success-green);
}

.recovery-codes-header h3 {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin: 0 0 8px 0;
}

.recovery-codes-subtitle {
    font-size: var(--text-base);
    color: var(--text-secondary);
    margin: 0;
}

.recovery-codes-warning {
    display: flex;
    gap: 14px;
    padding: 16px 20px;
    background: #fff8e1;
    border: 1px solid var(--warning-orange);
    border-radius: 10px;
    margin-bottom: 24px;
}

.recovery-codes-warning svg {
    flex-shrink: 0;
    color: var(--warning-orange);
}

.recovery-codes-warning strong {
    display: block;
    font-size: var(--text-base);
    color: var(--text-primary);
    margin-bottom: 4px;
}

.recovery-codes-warning p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin: 0;
    line-height: var(--leading-relaxed);
}

.recovery-codes-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 24px;
}

.recovery-code-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--bg-gray-50);
    border: 1px solid var(--border-light);
    border-radius: 8px;
}

.recovery-code-number {
    width: 24px;
    height: 24px;
    background: var(--bg-gray-200);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    color: var(--text-tertiary);
}

.recovery-code {
    font-family: var(--font-mono);
    font-size: var(--text-md);
    color: var(--text-primary);
    letter-spacing: 1px;
}

.recovery-codes-tips {
    padding: 20px;
    background: var(--bg-gray-50);
    border-radius: 10px;
    margin-bottom: 24px;
}

.recovery-codes-tips h4 {
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin: 0 0 12px 0;
}

.recovery-codes-tips ul {
    margin: 0;
    padding-left: 20px;
}

.recovery-codes-tips li {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.recovery-codes-tips li:last-child {
    margin-bottom: 0;
}

.recovery-codes-actions {
    text-align: center;
}

.recovery-codes-actions .btn {
    padding: 14px 28px;
}

/* ============================
   Common Button Styles
   ============================ */
.btn-icon {
    flex-shrink: 0;
}

.btn-outline-primary {
    border-color: var(--primary-blue);
    color: var(--primary-blue);
}

.btn-outline-primary:hover {
    background: var(--primary-blue);
    color: white;
}

.btn-outline-secondary {
    border-color: var(--border-medium);
    color: var(--text-secondary);
}

.btn-outline-secondary:hover {
    background: var(--bg-gray-100);
    color: var(--text-primary);
}

.btn-outline-warning {
    border-color: var(--warning-orange);
    color: var(--warning-orange);
}

.btn-outline-warning:hover {
    background: var(--warning-orange);
    color: white;
}

.btn-outline-danger {
    border-color: var(--error-red);
    color: var(--error-red);
}

.btn-outline-danger:hover {
    background: var(--error-red);
    color: white;
}

.btn-warning {
    background: var(--warning-orange);
    border-color: var(--warning-orange);
    color: white;
}

.btn-warning:hover {
    background: #f57c00;
    border-color: #f57c00;
}

/* ============================
   Dark Mode Overrides
   ============================ */
[data-theme="dark"] .login-card,
[data-theme="dark"] .auth-card {
    background: var(--bg-white);
    border-color: var(--border-light);
}

[data-theme="dark"] .login-logo .logo-box {
    box-shadow: 0 4px 12px rgba(66, 165, 245, 0.3);
}

[data-theme="dark"] .auth-icon,
[data-theme="dark"] .tfa-header-icon,
[data-theme="dark"] .auth-setup-icon,
[data-theme="dark"] .tfa-action-header-icon.tfa-icon-primary {
    background: linear-gradient(135deg, var(--primary-blue-light) 0%, #1e3a5f 100%);
}

[data-theme="dark"] .tfa-status-card.tfa-enabled {
    background: linear-gradient(135deg, var(--success-green-light) 0%, #1b5e20 50%);
    border-color: var(--success-green);
}

[data-theme="dark"] .tfa-alert-danger {
    background: rgba(244, 67, 54, 0.15);
}

[data-theme="dark"] .tfa-alert-warning {
    background: rgba(255, 152, 0, 0.15);
}

[data-theme="dark"] .recovery-codes-warning,
[data-theme="dark"] .tfa-warning-card {
    background: rgba(255, 152, 0, 0.15);
}

[data-theme="dark"] .tfa-warning-card.tfa-warning-severe {
    background: rgba(244, 67, 54, 0.15);
}

[data-theme="dark"] .app-option,
[data-theme="dark"] .recovery-code-item,
[data-theme="dark"] .tfa-info-item,
[data-theme="dark"] .auth-notice,
[data-theme="dark"] .recovery-codes-tips {
    background: var(--bg-gray-100);
}

[data-theme="dark"] .qr-code-container {
    background: white;
}

[data-theme="dark"] .secret-key-box {
    background: var(--bg-gray-100);
}

/* ============================
   Responsive Design
   ============================ */
@media (max-width: 640px) {
    .login-card,
    .auth-card {
        padding: 28px 20px;
    }

    .auth-step {
        flex-direction: column;
        gap: 12px;
    }

    .step-number {
        width: 28px;
        height: 28px;
        font-size: var(--text-sm);
    }

    .recovery-codes-grid {
        grid-template-columns: 1fr;
    }

    .tfa-actions-grid {
        grid-template-columns: 1fr;
    }

    .tfa-action-buttons {
        flex-direction: column;
    }

    .tfa-action-buttons .btn {
        width: 100%;
    }

    .qr-code-image {
        width: 160px;
        height: 160px;
    }
}

/* ============================
   Account Header
   ============================ */
.account-header {
    background: var(--bg-white);
    border-bottom: 1px solid var(--border-light);
    padding: 0 24px;
    height: 64px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.account-header-content {
    max-width: 1200px;
    margin: 0 auto;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.account-header-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.account-logo-box {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-hover) 100%);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(25, 118, 210, 0.25);
}

.account-logo-box span {
    color: white;
    font-size: 10px;
    font-weight: var(--font-bold);
    letter-spacing: 0.5px;
}

.account-brand-text {
    font-size: var(--text-md);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
}

.account-back-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 8px;
    text-decoration: none;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--text-secondary);
    transition: all 0.15s ease;
}

.account-back-link:hover {
    background: var(--bg-gray-100);
    color: var(--text-primary);
}

.account-back-link svg {
    color: var(--text-tertiary);
}

.account-main {
    flex: 1;
    padding: 0;
}

/* ============================
   Account Management Layout
   ============================ */
.manage-account-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 32px 24px;
}

.manage-account-header {
    margin-bottom: 32px;
}

.manage-header-content {
    display: flex;
    align-items: center;
    gap: 16px;
}

.manage-header-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-blue-light) 0%, #bbdefb 100%);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-blue);
}

.manage-header-content h1 {
    font-size: var(--text-2xl);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin: 0 0 4px 0;
}

.manage-subtitle {
    font-size: var(--text-base);
    color: var(--text-secondary);
    margin: 0;
}

.manage-account-content {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 32px;
}

.manage-sidebar {
    position: sticky;
    top: 96px;
    align-self: start;
}

.manage-main {
    min-width: 0;
}

/* ============================
   Manage Navigation
   ============================ */
.manage-nav {
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: 16px;
}

.manage-nav-section {
    margin-bottom: 20px;
}

.manage-nav-section:last-child {
    margin-bottom: 0;
}

.manage-nav-heading {
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 0 0 8px 8px;
}

.manage-nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.manage-nav-list li {
    margin-bottom: 2px;
}

.manage-nav-list li:last-child {
    margin-bottom: 0;
}

.manage-nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 8px;
    text-decoration: none;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--text-secondary);
    transition: all 0.15s ease;
}

.manage-nav-link:hover {
    background: var(--bg-gray-100);
    color: var(--text-primary);
}

.manage-nav-link.active {
    background: var(--primary-blue-light);
    color: var(--primary-blue);
}

.manage-nav-link svg {
    flex-shrink: 0;
    color: currentColor;
    opacity: 0.7;
}

.manage-nav-link.active svg {
    opacity: 1;
}

/* ============================
   Dark Mode - Account Layout
   ============================ */
[data-theme="dark"] .account-header {
    background: var(--bg-white);
    border-color: var(--border-light);
}

[data-theme="dark"] .account-logo-box {
    box-shadow: 0 2px 8px rgba(66, 165, 245, 0.3);
}

[data-theme="dark"] .manage-nav {
    background: var(--bg-white);
    border-color: var(--border-light);
}

[data-theme="dark"] .manage-header-icon {
    background: linear-gradient(135deg, var(--primary-blue-light) 0%, #1e3a5f 100%);
}

/* ============================
   Responsive - Account Layout
   ============================ */
@media (max-width: 768px) {
    .account-brand-text {
        display: none;
    }

    .manage-account-content {
        grid-template-columns: 1fr;
    }

    .manage-sidebar {
        position: static;
    }

    .manage-nav {
        display: flex;
        gap: 8px;
        padding: 12px;
        overflow-x: auto;
    }

    .manage-nav-section {
        margin-bottom: 0;
        flex-shrink: 0;
    }

    .manage-nav-heading {
        display: none;
    }

    .manage-nav-list {
        display: flex;
        gap: 4px;
    }

    .manage-nav-list li {
        margin-bottom: 0;
    }

    .manage-nav-link {
        white-space: nowrap;
        padding: 8px 12px;
    }

    .manage-nav-link svg {
        display: none;
    }
}

/* ============================
   Profile Page
   ============================ */
.profile-page {
    max-width: 600px;
}

.profile-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.profile-header-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-blue-light) 0%, #bbdefb 100%);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-blue);
}

.profile-header h3 {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin: 0 0 4px 0;
}

.profile-subtitle {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin: 0;
}

.profile-card {
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: 24px;
}

.profile-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.profile-card .form-group {
    margin-bottom: 20px;
}

.profile-card .form-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--text-primary);
    margin-bottom: 6px;
}

.profile-card .form-control {
    width: 100%;
    padding: 10px 14px;
    font-size: var(--text-base);
    border: 1px solid var(--border-medium);
    border-radius: 8px;
    background: var(--bg-white);
    color: var(--text-primary);
    transition: all 0.15s ease;
}

.profile-card .form-control:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.1);
}

.profile-card .form-control:disabled {
    background: var(--bg-gray-100);
    color: var(--text-tertiary);
    cursor: not-allowed;
}

.profile-card .form-text {
    font-size: var(--text-xs);
    color: var(--text-tertiary);
    margin-top: 4px;
}

.profile-actions {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--border-light);
}

.profile-actions .btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    background: var(--primary-blue);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.profile-actions .btn-primary:hover {
    background: var(--primary-blue-hover);
}

.profile-actions .btn-icon {
    flex-shrink: 0;
}

/* Dark mode - Profile */
[data-theme="dark"] .profile-header-icon {
    background: linear-gradient(135deg, var(--primary-blue-light) 0%, #1e3a5f 100%);
}

[data-theme="dark"] .profile-card {
    background: var(--bg-white);
    border-color: var(--border-light);
}

[data-theme="dark"] .profile-card .form-control {
    background: var(--bg-gray-100);
    border-color: var(--border-medium);
    color: var(--text-primary);
}

[data-theme="dark"] .profile-card .form-control:disabled {
    background: var(--bg-gray-200);
}

/* Responsive - Profile */
@media (max-width: 640px) {
    .profile-form-row {
        grid-template-columns: 1fr;
    }
}

/* ============================
   Personal Data Page
   ============================ */
.personal-data-page {
    max-width: 600px;
}

.personal-data-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.personal-data-header-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-blue-light) 0%, #bbdefb 100%);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-blue);
}

.personal-data-header h3 {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin: 0 0 4px 0;
}

.personal-data-subtitle {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin: 0;
}

.personal-data-card {
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: 24px;
}

.personal-data-description {
    font-size: var(--text-base);
    color: var(--text-secondary);
    margin: 0 0 16px 0;
    line-height: 1.6;
}

.personal-data-warning {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 12px 16px;
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: 8px;
    margin: 0 0 24px 0;
    font-size: var(--text-sm);
    color: #991b1b;
}

.personal-data-warning svg {
    flex-shrink: 0;
    margin-top: 2px;
    color: #dc2626;
}

.personal-data-warning strong {
    font-weight: var(--font-medium);
}

.personal-data-actions {
    display: flex;
    gap: 12px;
}

.personal-data-form {
    flex: 1;
}

.personal-data-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 12px 20px;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.15s ease;
    text-decoration: none;
}

.personal-data-btn.btn-primary {
    background: var(--primary-blue);
    color: white;
}

.personal-data-btn.btn-primary:hover {
    background: var(--primary-blue-hover);
}

.personal-data-btn.btn-danger {
    flex: 1;
    background: #dc2626;
    color: white;
}

.personal-data-btn.btn-danger:hover {
    background: #b91c1c;
}

.personal-data-btn svg {
    flex-shrink: 0;
}

/* Dark mode - Personal Data */
[data-theme="dark"] .personal-data-header-icon {
    background: linear-gradient(135deg, var(--primary-blue-light) 0%, #1e3a5f 100%);
}

[data-theme="dark"] .personal-data-card {
    background: var(--bg-white);
    border-color: var(--border-light);
}

[data-theme="dark"] .personal-data-warning {
    background: rgba(220, 38, 38, 0.1);
    border-color: rgba(220, 38, 38, 0.3);
    color: #fca5a5;
}

[data-theme="dark"] .personal-data-warning svg {
    color: #f87171;
}

/* Responsive - Personal Data */
@media (max-width: 480px) {
    .personal-data-actions {
        flex-direction: column;
    }

    .personal-data-btn.btn-danger {
        flex: none;
    }
}