* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-gradient-start: #1e3a8a;
    --bg-gradient-end: #1e40af;
    --text-color: #111827;
    --bg-color: #ffffff;
    --card-bg: #f9fafb;
    --border-color: #e5e7eb;
    --shadow: rgba(0, 0, 0, 0.08);
    --accent-color: #1e40af;
    --accent-hover: #1e3a8a;
    --secondary-color: #64748b;
    --success-color: #059669;
    --error-color: #dc2626;
}

body.dark-mode {
    --bg-gradient-start: #0f172a;
    --bg-gradient-end: #1e293b;
    --text-color: #f1f5f9;
    --bg-color: #0f172a;
    --card-bg: #1e293b;
    --border-color: #334155;
    --shadow: rgba(0, 0, 0, 0.5);
    --accent-color: #3b82f6;
    --accent-hover: #2563eb;
    --secondary-color: #94a3b8;
    --success-color: #10b981;
    --error-color: #ef4444;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
    min-height: 100vh;
    padding: 20px;
    transition: all 0.3s ease;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    background: var(--bg-color);
    border-radius: 16px;
    box-shadow: 0 20px 60px var(--shadow);
    overflow: hidden;
    transition: background 0.3s ease;
}

header {
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--bg-gradient-end) 100%);
    color: white;
    padding: 40px 40px 30px;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

header h1 {
    margin: 0;
    font-size: 2.5em;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.theme-toggle {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: white;
    font-size: 24px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: rotate(20deg);
}

nav {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.nav-btn {
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    border-radius: 4px;
    cursor: pointer;
    font-size: 15px;
    font-weight: 500;
    transition: all 0.2s ease;
    letter-spacing: 0.025em;
}

.nav-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.3);
}

.nav-btn.active {
    background: white;
    color: var(--accent-color);
    border-color: white;
    font-weight: 600;
}

main {
    padding: 48px;
    min-height: 450px;
}

.page {
    display: none;
    animation: fadeIn 0.4s ease;
}

.page.active {
    display: block;
}

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

.page h2 {
    color: var(--text-color);
    margin-bottom: 24px;
    font-size: 1.875rem;
    font-weight: 600;
    letter-spacing: -0.025em;
}

.auth-section {
    margin-bottom: 32px;
    padding: 32px;
    background: var(--card-bg);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

body.dark-mode .auth-section {
    background: var(--card-bg);
    border-color: var(--border-color);
}

body.dark-mode .auth-section p {
    color: var(--text-color);
}

.info-card {
    background: var(--card-bg);
    padding: 32px;
    border-radius: 12px;
    margin-bottom: 24px;
    border: 1px solid var(--border-color);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.info-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.info-card h3 {
    color: var(--accent-color);
    margin-bottom: 16px;
    font-size: 1.5em;
    font-weight: 600;
}

.info-card ul {
    margin-left: 24px;
    margin-top: 16px;
}

.info-card li {
    margin-bottom: 12px;
    line-height: 1.7;
}

.tip-box {
    background: #dbeafe;
    border-left: 3px solid var(--accent-color);
    padding: 16px 20px;
    margin: 20px 0;
    border-radius: 4px;
    font-size: 0.9375rem;
}

body.dark-mode .tip-box {
    background: rgba(59, 130, 246, 0.1);
    border-left-color: var(--accent-color);
}

.user-welcome {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

body.dark-mode .user-welcome .welcome-text {
    color: #e2e8f0;
}

body.dark-mode .user-welcome p {
    color: #e2e8f0;
}

.user-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    font-weight: bold;
    animation: slideIn 0.5s ease;
}

.welcome-text {
    font-size: 1.1em;
    margin: 0;
    color: var(--text-color);
}

.token-expiry {
    font-size: 0.9em;
    color: #6c757d;
    margin: 5px 0 0 0;
}

body.dark-mode .token-expiry {
    color: #94a3b8;
}

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

.token-card {
    background: var(--card-bg);
    padding: 24px;
    border-radius: 8px;
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
    transition: all 0.2s ease;
}

.token-card:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

body.dark-mode .token-card {
    background: var(--card-bg);
    border-color: var(--border-color);
}

.token-card h3 {
    margin-top: 0;
    color: var(--text-color);
    display: flex;
    font-weight: 600;
    font-size: 1.125rem;
}
    align-items: center;
    gap: 10px;
    font-weight: 600;
}

.token-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.copy-btn {
    background: var(--accent-color);
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.3s ease;
}

.copy-btn:hover {
    background: #764ba2;
    transform: translateY(-2px);
}

.token-value {
    background: #2d3748;
    color: #68d391;
    padding: 15px;
    border-radius: 6px;
    font-family: 'Courier New', monospace;
    font-size: 12px;
    word-break: break-all;
    margin-bottom: 15px;
    max-height: 150px;
    overflow-y: auto;
}

.token-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-top: 15px;
}

.token-info-item {
    padding: 10px;
    background: rgba(102, 126, 234, 0.1);
    border-radius: 4px;
}

.token-info-item strong {
    display: block;
    color: #667eea;
    margin-bottom: 5px;
}

.claims-viewer {
    background: #2d3748;
    color: #e2e8f0;
    padding: 15px;
    border-radius: 6px;
    font-family: 'Courier New', monospace;
    font-size: 12px;
    max-height: 400px;
    overflow-y: auto;
}

body.dark-mode .claims-viewer {
    background: #1e293b;
    color: #e2e8f0;
}

.claims-viewer pre {
    margin: 0;
    white-space: pre-wrap;
    word-wrap: break-word;
    color: #e2e8f0;
}

.user-info-display p {
    color: var(--text-color);
}

.edit-mode {
    display: none;
}

.edit-mode.active {
    display: block;
}

.view-mode.hidden {
    display: none;
}

.profile-actions {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    font-weight: bold;
    margin-bottom: 5px;
    color: var(--text-color);
}

.form-group input {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background: var(--bg-color);
    color: var(--text-color);
    font-size: 14px;
}

.form-group input:focus {
    outline: none;
    border-color: #667eea;
}

.mfa-device-card {
    background: var(--card-bg);
    padding: 15px;
    border-radius: 6px;
    margin-bottom: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid var(--border-color);
}

.device-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.device-icon {
    font-size: 32px;
}

.device-info strong {
    color: var(--text-color);
    display: block;
}

.device-info p {
    margin: 5px 0 0 0;
    font-size: 0.9em;
    color: #6c757d;
}

body.dark-mode .device-info p {
    color: #94a3b8;
}

.remove-device-btn {
    flex-shrink: 0;
}

.refresh-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 25px;
    border-radius: 8px;
    color: white;
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    transform: translateX(400px);
    transition: transform 0.3s ease;
    z-index: 1000;
}

.refresh-notification.show {
    transform: translateX(0);
}

.refresh-notification.info {
    background: #2196F3;
}

.refresh-notification.success {
    background: #4CAF50;
}

.refresh-notification.error {
    background: #f44336;
}

.token-status-bar {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 15px;
    background: var(--card-bg);
    border-radius: 8px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

body.dark-mode .token-status-bar {
    background: #374151;
}

.status-item {
    display: flex;
    flex-direction: column;
    gap: 5px;
    color: var(--text-color);
}

.status-item strong {
    color: #667eea;
    font-size: 12px;
}

body.dark-mode .status-item strong {
    color: #64b5f6;
}

.primary-btn, .secondary-btn {
    padding: 12px 30px;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.primary-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.primary-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.secondary-btn {
    background: #6c757d;
    color: white;
}

.secondary-btn:hover {
    background: #5a6268;
    transform: translateY(-2px);
}

.notice {
    color: #6c757d;
    font-style: italic;
}

#username {
    font-weight: bold;
    color: #667eea;
}

details {
    margin-top: 15px;
    padding: 10px;
    background: white;
    border-radius: 6px;
}

details summary {
    cursor: pointer;
    font-weight: 500;
    color: #667eea;
    padding: 5px;
}

body.dark-mode details summary {
    color: #64b5f6;
}

details summary:hover {
    color: #764ba2;
}

body.dark-mode details summary:hover {
    color: #90caf9;
}

details pre {
    margin-top: 10px;
    padding: 15px;
    background: #f8f9fa;
    border-left: 3px solid #667eea;
    overflow-x: auto;
    font-size: 12px;
    border-radius: 4px;
    color: #333;
}

body.dark-mode details pre {
    background: #1e293b;
    color: #e2e8f0;
    border-left-color: #64b5f6;
}

footer {
    background: var(--card-bg);
    padding: 20px;
    text-align: center;
    color: #6c757d;
    border-top: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.footer-link {
    color: #6c757d;
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: var(--accent-color);
    text-decoration: underline;
}

body.dark-mode .footer-link {
    color: #94a3b8;
}

body.dark-mode .footer-link:hover {
    color: var(--accent-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    body {
        padding: 10px;
    }

    header {
        padding: 20px;
    }

    header h1 {
        font-size: 1.5em;
    }

    main {
        padding: 20px;
    }

    .page h2 {
        font-size: 1.5em;
    }
}

/* Step-Up Authentication Styles */
.step-up-container {
    max-width: 600px;
    margin: 0 auto;
}

.step-up-card {
    background: var(--card-bg);
    padding: 32px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    text-align: center;
}

.step-up-card h4 {
    margin-top: 0;
    color: var(--text-color);
    font-size: 1.25rem;
    font-weight: 600;
}

.step-up-card p {
    color: var(--secondary-color);
    line-height: 1.6;
}

.success-box {
    animation: slideIn 0.3s ease;
}

.error-box {
    animation: slideIn 0.3s ease;
}

body.dark-mode .success-box {
    background: rgba(16, 185, 129, 0.1) !important;
}

body.dark-mode .error-box {
    background: rgba(239, 68, 68, 0.1) !important;
}