/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Code Protection */
body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--background-color);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
    -webkit-tap-highlight-color: transparent;
}

/* Allow text selection only in input fields and textareas */
input, textarea, .quiz-question-text, .quiz-option-text, .cover-letter-output {
    -webkit-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    user-select: text;
}

/* Disable image dragging */
img {
    -webkit-user-drag: none;
    -khtml-user-drag: none;
    -moz-user-drag: none;
    -o-user-drag: none;
    user-drag: none;
    pointer-events: none;
}

:root {
    --primary-color: #154E9B;
    --secondary-color: #4784F1;
    --background-color: #FAFBFC;
    --surface-color: #FFFFFF;
    --text-primary: #1A1B1E;
    --text-secondary: #6B7280;
    --text-muted: #9CA3AF;
    --border-color: #E5E7EB;
    --success-color: #10B981;
    --warning-color: #F59E0B;
    --danger-color: #EF4444;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --radius-full: 9999px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.header {
    background: var(--surface-color);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
    gap: 24px;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-image {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.credits-display {
    display: flex;
    align-items: center;
    gap: 16px;
}

.credits-info {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-full);
    color: white;
    font-weight: 600;
    font-size: 14px;
}

.credits-info svg {
    width: 16px;
    height: 16px;
}

.buy-credits-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-weight: 500;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
}

.buy-credits-btn:hover {
    background: var(--secondary-color);
    color: white;
    border-color: var(--secondary-color);
    transform: translateY(-1px);
}

.buy-credits-btn svg {
    width: 16px;
    height: 16px;
}

.nav {
    display: flex;
    gap: 8px;
}

.nav-dropdown {
    position: relative;
}

.nav-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
}

.nav-btn:hover {
    background: rgba(71, 132, 241, 0.1);
    color: var(--secondary-color);
    transform: translateY(-1px);
}

.nav-btn.active {
    background: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-md);
}

.nav-btn svg {
    width: 18px;
    height: 18px;
}

.dropdown-toggle {
    position: relative;
}

.dropdown-icon {
    margin-left: auto;
    transition: transform 0.2s ease;
}

.nav-dropdown.open .dropdown-icon {
    transform: rotate(180deg);
}

.nav-submenu {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    z-index: 1000;
    min-width: 200px;
    margin-top: 2px;
    display: none;
}

/* Add invisible bridge between dropdown and submenu */
.nav-dropdown::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    height: 10px;
    z-index: 999;
}

/* Force CSS specificity for dropdown */
.nav-dropdown.open .nav-submenu {
    display: block !important;
    visibility: visible !important;
}

.nav-dropdown.open .nav-submenu {
    display: block;
}

.nav-subbtn {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.75rem 1rem;
    background: transparent;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.9rem;
    text-align: left;
    border-radius: 0;
}

.nav-subbtn:first-child {
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.nav-subbtn:last-child {
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.nav-subbtn:hover {
    background: #f8f9fa;
}

.nav-subbtn.active {
    background: var(--primary-color);
    color: white;
}

.nav-subbtn i {
    width: 16px;
    height: 16px;
}

/* Main Content */
.main {
    padding: 32px 0;
    min-height: calc(100vh - 80px);
}

.section {
    display: none;
    animation: fadeInUp 0.5s ease-out;
}

.section.active {
    display: block;
}

.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.section-header h2 {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.section-header p {
    font-size: 16px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Dashboard Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-bottom: 48px;
}

.stat-card {
    background: var(--surface-color);
    padding: 32px 24px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 20px;
    transition: var(--transition);
}

.stat-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.stat-icon svg {
    width: 28px;
    height: 28px;
}

.stat-content h3 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.stat-content p {
    color: var(--text-secondary);
    font-weight: 500;
}

/* Recent Activity */
.recent-activity h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.activity-list {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    padding: 24px;
}

/* Create Form */
.create-form {
    max-width: 600px;
    margin: 0 auto;
    background: var(--surface-color);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 14px;
    transition: var(--transition);
    background: var(--surface-color);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(71, 132, 241, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-actions {
    text-align: center;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 24px;
    border: none;
    border-radius: var(--radius-md);
    font-family: inherit;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    justify-content: center;
    min-width: 120px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--surface-color);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.btn-secondary:hover {
    border-color: var(--secondary-color);
    color: var(--secondary-color);
    transform: translateY(-1px);
}

.btn-danger {
    background: var(--danger-color);
    color: white;
}

.btn-danger:hover {
    background: #DC2626;
    transform: translateY(-1px);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

.btn svg {
    width: 18px;
    height: 18px;
}

/* Quiz Grid */
.quizzes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
}

.quiz-card {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.quiz-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.quiz-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.quiz-header {
    margin-bottom: 16px;
}

.quiz-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.quiz-meta {
    display: flex;
    gap: 16px;
    color: var(--text-secondary);
    font-size: 14px;
}

.quiz-description {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.quiz-progress {
    margin-bottom: 20px;
}

.quiz-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 0.5rem;
}

.quiz-timer {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-600);
    font-weight: 500;
    font-size: 0.9rem;
}

.quiz-timer.warning {
    color: var(--warning-600);
}

.quiz-timer.critical {
    color: var(--error-600);
    animation: pulse 1s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: var(--border-color);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 8px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    transition: width 0.3s ease;
    border-radius: 3px;
}

.progress-text {
    font-size: 12px;
    color: var(--text-secondary);
}

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

.quiz-actions .btn {
    flex: 1;
    font-size: 13px;
    padding: 10px 16px;
    min-width: auto;
}

/* Settings */
.settings-grid {
    display: grid;
    gap: 24px;
    max-width: 800px;
    margin: 0 auto;
}

.setting-card {
    background: var(--surface-color);
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.setting-card.danger {
    border-color: rgba(239, 68, 68, 0.3);
    background: rgba(239, 68, 68, 0.02);
}

.setting-header h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.setting-header p {
    color: var(--text-secondary);
    font-size: 14px;
}

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

/* Modals */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease-out;
}

.modal-content {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideUp 0.3s ease-out;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 32px;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-close {
    background: none;
    border: none;
    padding: 8px;
    cursor: pointer;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    transition: var(--transition);
}

.modal-close:hover {
    background: var(--border-color);
    color: var(--text-primary);
}

/* Modal Overlay for Dynamic Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease-out;
}

.modal-overlay .modal-content {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideUp 0.3s ease-out;
}

.modal-body {
    padding: 24px 32px;
}

.modal-actions {
    display: flex;
    gap: 12px;
    padding: 24px 32px;
    border-top: 1px solid var(--border-color);
    justify-content: flex-end;
}

.quiz-content {
    padding: 32px;
}

.question {
    margin-bottom: 24px;
}

.question h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    line-height: 1.4;
}

.question-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.option {
    display: flex;
    align-items: center;
    padding: 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    background: var(--surface-color);
}

.option:hover {
    border-color: var(--secondary-color);
    background: rgba(71, 132, 241, 0.05);
}

.option.selected {
    border-color: var(--secondary-color);
    background: rgba(71, 132, 241, 0.1);
    color: var(--secondary-color);
}

.option.correct {
    border-color: var(--success-color);
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
}

.option.incorrect {
    border-color: var(--danger-color);
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
}

.option input[type="radio"] {
    margin-right: 12px;
    accent-color: var(--secondary-color);
}

.text-answer {
    width: 100%;
    padding: 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 14px;
    transition: var(--transition);
    resize: vertical;
    min-height: 100px;
}

.text-answer:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(71, 132, 241, 0.1);
}

.feedback {
    margin-top: 16px;
    padding: 16px;
    border-radius: var(--radius-md);
    font-size: 14px;
    line-height: 1.5;
}

.feedback.correct {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: var(--success-color);
}

.feedback.incorrect {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--danger-color);
}

.quiz-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 32px;
    border-top: 1px solid var(--border-color);
}

/* Results Modal */
.results-content {
    padding: 40px 32px;
    text-align: center;
}

.score-circle {
    width: 120px;
    height: 120px;
    margin: 0 auto 32px;
    position: relative;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    animation: scaleIn 0.5s ease-out;
}

.score-display {
    color: white;
    text-align: center;
}

.score-display span {
    display: block;
    font-size: 24px;
    font-weight: 700;
}

.score-display small {
    font-size: 12px;
    opacity: 0.9;
}

.results-details {
    display: grid;
    gap: 16px;
    margin-bottom: 32px;
}

.result-stat {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

.stat-label {
    color: var(--text-secondary);
    font-weight: 500;
}

.results-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 64px 32px;
    color: var(--text-secondary);
}

.empty-state svg {
    width: 48px;
    height: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state p {
    font-size: 16px;
    margin-bottom: 20px;
}

/* Loading */
.loading-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.9);
    z-index: 2000;
    backdrop-filter: blur(4px);
}

.loading-overlay.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.loading-spinner {
    text-align: center;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-color);
    border-left-color: var(--secondary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 16px;
}

.loading-spinner p {
    color: var(--text-secondary);
    font-weight: 500;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 80px;
    right: 24px;
    z-index: 1500;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.toast {
    background: var(--surface-color);
    padding: 16px 20px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 300px;
    animation: slideInRight 0.3s ease-out;
}

.toast.success {
    border-left: 4px solid var(--success-color);
}

.toast.error {
    border-left: 4px solid var(--danger-color);
}

.toast.warning {
    border-left: 4px solid var(--warning-color);
}

.toast-icon {
    color: var(--success-color);
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 2px;
}

.toast-message {
    font-size: 13px;
    color: var(--text-secondary);
}

/* Insufficient Credits Modal */
.insufficient-credits-content {
    text-align: center;
    padding: 20px 0;
}

.credits-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: white;
}

.credits-icon svg {
    width: 28px;
    height: 28px;
}

.credits-features {
    margin-top: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 12px;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 14px;
}

.feature svg {
    width: 16px;
    height: 16px;
    color: var(--success-color);
}

/* Feedback Styles */
.feedback {
    margin-top: 16px;
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 14px;
    animation: fadeInUp 0.3s ease-out;
}

.feedback.correct {
    background-color: #f0f9f0;
    border: 1px solid #4ade80;
    color: #166534;
}

.feedback.incorrect {
    background-color: #fef2f2;
    border: 1px solid #f87171;
    color: #991b1b;
}

.feedback-correct {
    color: #166534;
    font-weight: 600;
}

.feedback-incorrect {
    color: #dc2626;
    font-weight: 600;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* Cover Letter Section */
.cover-letter-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

.cover-letter-form {
    background: white;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    padding: 2rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 0.9rem;
    line-height: 1.5;
    resize: vertical;
    transition: border-color 0.2s ease;
}

.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.cover-letter-output {
    background: white;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    padding: 2rem;
}

.output-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.output-actions {
    display: flex;
    gap: 0.75rem;
}

.cover-letter-content {
    background: #f8f9fa;
    border-radius: var(--radius-md);
    padding: 1.5rem;
    line-height: 1.6;
    white-space: pre-wrap;
    font-family: Georgia, serif;
    color: var(--text-primary);
}

/* Resume Tailoring Styles */
.resume-tailor-container {
    max-width: 1200px;
    margin: 0 auto;
}

.resume-tailor-form {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
}

.resume-output {
    background: white;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    padding: 2rem;
}

.resume-content {
    background: #f8f9fa;
    border-radius: var(--radius-md);
    padding: 1.5rem;
    line-height: 1.6;
    white-space: pre-wrap;
    font-family: Arial, sans-serif;
    color: var(--text-primary);
    min-height: 400px;
}

@media (max-width: 768px) {
    .cover-letter-container,
    .resume-tailor-container {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
    
    .header-content {
        flex-direction: column;
        gap: 16px;
        padding: 16px 0;
    }
    
    .nav {
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .nav-btn {
        flex: 1;
        min-width: 120px;
        justify-content: center;
    }
    
    .section-header h2 {
        font-size: 28px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .create-form {
        padding: 24px;
    }
    
    .modal-content {
        margin: 16px;
        width: calc(100% - 32px);
    }
    
    .modal-header,
    .quiz-content,
    .quiz-actions {
        padding-left: 20px;
        padding-right: 20px;
    }
    
    .quiz-actions {
        flex-direction: column;
        gap: 12px;
    }
    
    .results-actions {
        flex-direction: column;
    }
    
    .setting-card {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }
    
    .toast-container {
        left: 16px;
        right: 16px;
    }
    
    .toast {
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .quizzes-grid {
        grid-template-columns: 1fr;
    }
    
    .quiz-actions .btn {
        font-size: 12px;
        padding: 8px 12px;
    }
    
    .nav-btn {
        font-size: 13px;
        padding: 10px 12px;
    }
    
    .nav-btn svg {
        width: 16px;
        height: 16px;
    }
}

/* Performance Insights */
.performance-insights {
    background: linear-gradient(135deg, rgba(71, 132, 241, 0.05) 0%, rgba(21, 78, 155, 0.05) 100%);
    border: 1px solid rgba(71, 132, 241, 0.2);
    border-radius: var(--radius-lg);
    padding: 32px;
    margin-bottom: 32px;
    box-shadow: var(--shadow-sm);
}

.performance-insights h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.performance-insights h3 i {
    color: var(--secondary-color);
}

.insights-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.current-level, .performance-trend {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.level-label, .trend-label {
    font-weight: 500;
    color: var(--text-secondary);
    min-width: 140px;
}

.level-badge {
    background: var(--secondary-color);
    color: white;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 14px;
    font-weight: 500;
}

.level-badge.beginner {
    background: #10b981;
}

.level-badge.intermediate {
    background: var(--secondary-color);
}

.level-badge.advanced {
    background: #f59e0b;
}

.level-badge.expert {
    background: #ef4444;
}

.trend-value {
    font-weight: 500;
    color: var(--text-primary);
}

.recommendations {
    background: rgba(255, 255, 255, 0.5);
    border-radius: var(--radius-md);
    padding: 16px;
    border-left: 4px solid var(--secondary-color);
}

.recommendations p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.5;
}

/* Share Modal Styles */
.share-content {
    text-align: center;
}

.quiz-info {
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 8px;
}

.quiz-info h4 {
    margin: 0 0 0.5rem 0;
    color: #2d3748;
}

.quiz-info p {
    margin: 0;
    color: #718096;
    font-size: 0.9rem;
}

.share-link-container {
    margin-bottom: 1rem;
}

.share-link-container label {
    display: block;
    text-align: left;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #2d3748;
}

.share-link-input {
    display: flex;
    gap: 0.5rem;
}

.share-link-input input {
    flex: 1;
    padding: 0.75rem;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    font-family: monospace;
    font-size: 0.9rem;
    background: #f7fafc;
}

.share-note {
    font-size: 0.85rem;
    color: #718096;
    margin: 0;
    text-align: left;
}

/* Analytics Styles */
.analytics-overview {
    margin-bottom: 2rem;
}

.analytics-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.analytics-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.analytics-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.analytics-card .card-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.analytics-card .card-content h3 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 0.25rem 0;
}

.analytics-card .card-content p {
    color: var(--text-secondary);
    margin: 0;
    font-size: 0.9rem;
}

.analytics-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.analytics-section {
    background: white;
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.analytics-section h3 {
    margin: 0 0 1.5rem 0;
    color: var(--text-primary);
    font-size: 1.2rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.chart-container {
    position: relative;
    height: 400px;
    margin-bottom: 1rem;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.chart-controls {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
}

.chart-period-btn {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.chart-period-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.category-breakdown,
.difficulty-progress {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.category-item,
.difficulty-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: var(--radius-md);
    border-left: 4px solid var(--primary-color);
}

.category-info,
.difficulty-info {
    flex: 1;
}

.category-name,
.difficulty-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.category-stats,
.difficulty-stats {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.accuracy-badge,
.score-badge {
    background: var(--success-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
}

.accuracy-badge.low {
    background: var(--danger-color);
}

.accuracy-badge.medium {
    background: var(--warning-color);
}

.improvements-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.improvement-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--success-color);
}

.improvement-icon {
    width: 40px;
    height: 40px;
    background: var(--success-color);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.improvement-content {
    flex: 1;
}

.improvement-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.improvement-details {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.empty-analytics {
    text-align: center;
    padding: 2rem;
    color: var(--text-secondary);
}

.empty-analytics i {
    font-size: 2rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.chart-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-secondary);
}

.chart-placeholder i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.3;
}

/* Responsive Analytics */
@media (max-width: 768px) {
    .analytics-cards {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 1rem;
    }
    
    .analytics-card {
        padding: 1rem;
    }
    
    .analytics-card .card-content h3 {
        font-size: 1.5rem;
    }
    
    .chart-container {
        height: 300px;
        padding: 0.5rem;
    }
    
    .chart-controls {
        flex-wrap: wrap;
    }
    
    /* Mobile navigation adjustments */
    .nav-submenu {
        left: -50px;
        right: -50px;
        min-width: 250px;
    }
    
    .nav-btn {
        padding: 10px 12px;
        font-size: 13px;
    }
    
    .nav-subbtn {
        padding: 12px 16px;
        font-size: 14px;
    }
}