/* NAD+ Customer Dashboard Styles */
:root {
    --primary-color: #3498db;
    --primary-hover: #2980b9;
    --secondary-color: #2c3e50;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
    --light-bg: #f8f9fa;
    --card-bg: #ffffff;
    --border-color: #e1e5e9;
    --text-primary: #2c3e50;
    --text-secondary: #7f8c8d;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --shadow-hover: 0 4px 20px rgba(0,0,0,0.15);
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--light-bg);
    color: var(--text-primary);
    line-height: 1.6;
}

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--card-bg);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--border-color);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Authentication Error */
.auth-error {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--light-bg);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9998;
}

.error-content {
    text-align: center;
    padding: 40px;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    max-width: 400px;
}

.error-content i {
    font-size: 3rem;
    color: var(--warning-color);
    margin-bottom: 20px;
}

.error-content h2 {
    margin-bottom: 15px;
    color: var(--text-primary);
}

.error-content p {
    margin-bottom: 25px;
    color: var(--text-secondary);
}

/* Dashboard Container */
.dashboard-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header */
.dashboard-header {
    background: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 30px;
    max-width: 1400px;
    margin: 0 auto;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo {
    height: 40px;
    width: auto;
}

.logo-section h1 {
    font-size: 1.5rem;
    color: var(--primary-color);
    font-weight: 600;
}

.user-section {
    display: flex;
    align-items: center;
    gap: 20px;
}

.user-info {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    text-align: right;
}

.user-name {
    font-weight: 600;
    color: var(--text-primary);
}

.user-email {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.user-menu {
    position: relative;
}

.menu-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--primary-color);
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    transition: var(--transition);
}

.menu-btn:hover {
    background: var(--light-bg);
}

.user-menu-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    min-width: 180px;
    display: none;
    z-index: 1000;
}

.user-menu-dropdown.show {
    display: block;
}

.user-menu-dropdown a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    text-decoration: none;
    color: var(--text-primary);
    transition: var(--transition);
}

.user-menu-dropdown a:hover {
    background: var(--light-bg);
}

/* Main Content */
.dashboard-main {
    display: flex;
    flex: 1;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

/* Navigation */
.dashboard-nav {
    width: 260px;
    background: var(--card-bg);
    border-right: 1px solid var(--border-color);
    padding: 30px 0;
}

.nav-menu {
    list-style: none;
}

.nav-item {
    margin-bottom: 5px;
}

.nav-item a {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px 30px;
    text-decoration: none;
    color: var(--text-secondary);
    transition: var(--transition);
    border-right: 3px solid transparent;
}

.nav-item a:hover,
.nav-item.active a {
    color: var(--primary-color);
    background: var(--light-bg);
    border-right-color: var(--primary-color);
}

.nav-item i {
    width: 20px;
    text-align: center;
}

/* Content Area */
.dashboard-content {
    flex: 1;
    padding: 30px;
    overflow-y: auto;
}

.content-section {
    display: none;
}

.content-section.active {
    display: block !important;
}

.section-header {
    margin-bottom: 30px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 15px;
}

.section-header h2 {
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: 5px;
}

.section-description {
    color: var(--text-secondary);
    margin-bottom: 0;
}

.last-login {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 20px;
    transition: var(--transition);
}

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

.stat-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.stat-content {
    flex: 1;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary-color);
    line-height: 1;
    margin-bottom: 5px;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Quick Actions */
.quick-actions {
    display: flex;
    gap: 15px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.action-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
}

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

.action-btn.primary:hover {
    background: var(--primary-hover);
}

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

.action-btn.secondary:hover {
    background: var(--primary-color);
    color: white;
}

/* Dashboard Cards */
.dashboard-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
}

.card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.card-header {
    padding: 20px 25px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header h3 {
    margin: 0;
    color: var(--text-primary);
}

.card-content {
    padding: 25px;
}

.trend-period select {
    padding: 5px 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background: white;
    color: var(--text-primary);
}

/* Buttons */
.btn-primary, .btn-secondary, .btn-link {
    padding: 10px 20px;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    transition: var(--transition);
    font-weight: 500;
}

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

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

.btn-secondary {
    background: white;
    color: var(--primary-color);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--light-bg);
}

.btn-link {
    background: none;
    color: var(--primary-color);
    padding: 5px 10px;
    text-decoration: underline;
}

.btn-link:hover {
    color: var(--primary-hover);
}

/* Recent Tests List */
.recent-tests-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.recent-test-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 15px;
    background: var(--light-bg);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-color);
}

.recent-test-item .test-actions {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
}

.recent-test-item .test-actions .btn-sm {
    padding: 4px 8px;
    font-size: 0.75rem;
    min-width: auto;
}

.test-info h4 {
    margin: 0 0 5px 0;
    color: var(--text-primary);
    font-size: 1rem;
}

.test-info p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.test-status {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: bold;
    text-transform: uppercase;
}

.status-pending {
    background: #fff3cd;
    color: #856404;
}

.status-activated {
    background: #d1ecf1;
    color: #0c5460;
}

.status-completed {
    background: #d4edda;
    color: #155724;
}

/* Filters Bar */
.filters-bar {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
    align-items: center;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.filter-group label {
    font-weight: 500;
    color: var(--text-primary);
}

.filter-group select,
.filter-group input {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: white;
    color: var(--text-primary);
}

/* Tests List */
.tests-list {
    display: grid;
    gap: 15px;
}

.test-item {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.test-item:hover {
    box-shadow: var(--shadow);
}

.test-details h4 {
    margin: 0 0 5px 0;
    color: var(--text-primary);
}

.test-details p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.test-actions {
    display: flex;
    gap: 10px;
}

/* Help Cards */
.help-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.help-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 25px;
    text-align: center;
    transition: var(--transition);
}

.help-card:hover {
    box-shadow: var(--shadow);
}

.help-card i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.help-card h3 {
    margin: 0 0 10px 0;
    color: var(--text-primary);
}

.help-card p {
    margin: 0 0 15px 0;
    color: var(--text-secondary);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .dashboard-main {
        flex-direction: column;
    }
    
    .dashboard-nav {
        width: 100%;
        order: 2;
        padding: 15px 0;
    }
    
    .nav-menu {
        display: flex;
        overflow-x: auto;
        gap: 10px;
        padding: 0 20px;
    }
    
    .nav-item {
        margin-bottom: 0;
        white-space: nowrap;
    }
    
    .nav-item a {
        padding: 10px 15px;
        border-right: none;
        border-bottom: 3px solid transparent;
    }
    
    .nav-item a:hover,
    .nav-item.active a {
        border-right: none;
        border-bottom-color: var(--primary-color);
    }
    
    .dashboard-content {
        order: 1;
        padding: 20px;
    }
}

@media (max-width: 768px) {
    .header-content {
        padding: 15px 20px;
        flex-direction: column;
        gap: 15px;
        align-items: stretch;
    }
    
    .user-section {
        justify-content: space-between;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .stat-card {
        padding: 20px;
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .quick-actions {
        flex-direction: column;
    }
    
    .action-btn {
        justify-content: center;
        width: 100%;
    }
    
    .dashboard-cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .section-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filters-bar {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-group {
        flex-direction: column;
        align-items: stretch;
    }
}

@media (max-width: 480px) {
    .dashboard-content {
        padding: 15px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .card-header,
    .card-content {
        padding: 15px;
    }
    
    .test-item {
        flex-direction: column;
        align-items: stretch;
        gap: 15px;
    }
    
    .test-actions {
        justify-content: center;
    }
}

/* Empty States */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 20px;
    opacity: 0.5;
}

.empty-state h3 {
    margin-bottom: 10px;
    color: var(--text-primary);
}

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

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

.content-section.active {
    animation: fadeIn 0.3s ease-out;
}

/* Results Styles */
.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.test-result-detail {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--border-color);
}

.result-header h2 {
    margin: 0;
    color: var(--text-primary);
}

.result-main {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 40px;
    margin-bottom: 30px;
}

.score-display {
    display: flex;
    justify-content: center;
    align-items: center;
}

.score-circle {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: white;
    box-shadow: 0 10px 30px rgba(52, 152, 219, 0.3);
}

.score-value {
    font-size: 3rem;
    font-weight: bold;
    line-height: 1;
}

.score-label {
    font-size: 0.875rem;
    margin-top: 5px;
    opacity: 0.9;
}

.result-info {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.info-row {
    display: flex;
    justify-content: space-between;
    padding: 12px;
    background: var(--light-bg);
    border-radius: 6px;
}

.info-label {
    font-weight: 600;
    color: var(--text-secondary);
}

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

.result-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

/* Supplements Section */
.supplements-section {
    margin: 30px 0;
    padding: 25px;
    background: var(--light-bg);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.supplements-section h3 {
    margin: 0 0 20px 0;
    color: var(--text-primary);
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.supplements-section h3 i {
    color: var(--primary-color);
}

.supplements-content {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.supplement-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 12px;
}

.supplement-item {
    background: var(--card-bg);
    padding: 12px 16px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.supplement-name {
    font-weight: 600;
    color: var(--text-primary);
}

.supplement-dose {
    color: var(--primary-color);
    font-size: 0.875rem;
}

.supplement-frequency {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.supplement-other,
.supplement-conditions {
    padding: 12px;
    background: var(--card-bg);
    border-radius: 6px;
    border: 1px solid var(--border-color);
}

.supplement-other strong,
.supplement-conditions strong {
    color: var(--text-primary);
    margin-right: 8px;
}

@media (max-width: 768px) {
    .result-main {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .result-actions {
        flex-direction: column;
    }
}

/* Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    padding: 20px;
}

.modal-content {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
}

.modal-header {
    padding: 25px 30px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    margin: 0;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 5px;
    border-radius: 50%;
    transition: var(--transition);
}

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

.modal-body {
    padding: 30px;
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    padding: 20px 30px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 15px;
}

/* FAQ Specific Styles */
.faq-section {
    margin-bottom: 35px;
}

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

.faq-section h3 {
    color: var(--primary-color);
    margin: 0 0 20px 0;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    gap: 10px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--border-color);
}

.faq-item {
    margin-bottom: 15px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.faq-question {
    padding: 15px 20px;
    background: var(--light-bg);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.faq-question:hover {
    background: #f0f4f8;
}

.faq-question h4 {
    margin: 0;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 600;
}

.faq-question i {
    color: var(--primary-color);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 20px;
    max-height: 500px;
}

.faq-answer p {
    margin: 0 0 10px 0;
    color: var(--text-secondary);
    line-height: 1.6;
}

.faq-answer p:last-child {
    margin-bottom: 0;
}

.faq-answer ul {
    margin: 10px 0;
    padding-left: 20px;
}

.faq-answer li {
    margin-bottom: 5px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.faq-answer li strong {
    color: var(--text-primary);
}

.faq-callout {
    background: var(--light-bg);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--primary-color);
    padding: 20px;
    margin: 20px 0;
    border-radius: 4px;
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.faq-callout i {
    color: var(--primary-color);
    margin-top: 2px;
    font-size: 1.2rem;
}

.faq-callout div {
    flex: 1;
}

.faq-callout p {
    margin: 0 0 10px 0;
    color: var(--text-primary);
}

.faq-callout p:last-child {
    margin-bottom: 0;
}

/* User Guide Specific Styles */
.guide-section {
    margin-bottom: 35px;
}

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

.guide-section h3 {
    color: var(--primary-color);
    margin: 0 0 15px 0;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    gap: 10px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--border-color);
}

.guide-section h4 {
    color: var(--text-primary);
    margin: 20px 0 10px 0;
    font-size: 1.1rem;
}

.guide-section p {
    margin: 0 0 15px 0;
    color: var(--text-secondary);
    line-height: 1.6;
}

.guide-section ul {
    margin: 0 0 15px 0;
    padding-left: 20px;
}

.guide-section li {
    margin-bottom: 8px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.guide-section li strong {
    color: var(--text-primary);
}

.guide-callout {
    background: var(--light-bg);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--primary-color);
    padding: 15px;
    margin: 15px 0;
    border-radius: 4px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.guide-callout i {
    color: var(--primary-color);
    margin-top: 2px;
}

.guide-callout p {
    margin: 0;
    color: var(--text-primary);
}

/* Markdown Content Styling */
.modal-body h1 {
    color: var(--primary-color);
    margin: 0 0 20px 0;
    font-size: 1.5rem;
    text-align: center;
}

.modal-body h2 {
    color: var(--primary-color);
    margin: 30px 0 15px 0;
    font-size: 1.25rem;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 10px;
}

.modal-body p {
    margin: 0 0 15px 0;
    color: var(--text-secondary);
    line-height: 1.6;
}

.modal-body ul {
    margin: 0 0 15px 0;
    padding-left: 20px;
}

.modal-body li {
    margin-bottom: 5px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.modal-body strong {
    color: var(--text-primary);
}

.modal-body em {
    font-style: italic;
    color: var(--primary-color);
}

/* Responsive Modal */
@media (max-width: 768px) {
    .modal-overlay {
        padding: 10px;
    }
    
    .modal-content {
        max-height: 95vh;
    }
    
    .modal-header,
    .modal-body,
    .modal-footer {
        padding: 20px;
    }
    
    .modal-header h2 {
        font-size: 1.25rem;
    }
    
    .guide-section h3,
    .faq-section h3 {
        font-size: 1.1rem;
    }
}

/* Supplement Status Indicators */
.supplement-status {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 8px;
    font-size: 12px;
    font-weight: 500;
    padding: 4px 8px;
    border-radius: 4px;
    width: fit-content;
}

.supplement-status.incomplete {
    background-color: rgba(243, 156, 18, 0.1);
    color: #e67e22;
    border: 1px solid rgba(243, 156, 18, 0.2);
}

.supplement-status.complete {
    background-color: rgba(39, 174, 96, 0.1);
    color: #27ae60;
    border: 1px solid rgba(39, 174, 96, 0.2);
}

.supplement-status i {
    font-size: 11px;
}

/* Test Item Enhancements */
.test-item {
    position: relative;
    padding: 16px;
    margin-bottom: 15px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.test-item:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
}

.test-details h4 {
    color: var(--text-primary);
    margin-bottom: 8px;
    font-weight: 600;
}

.test-details p {
    color: var(--text-secondary);
    font-size: 13px;
    margin: 2px 0;
}

.test-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 12px;
    flex-wrap: wrap;
}

.test-status {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.test-status.status-activated {
    background-color: rgba(52, 152, 219, 0.1);
    color: #3498db;
    border: 1px solid rgba(52, 152, 219, 0.2);
}

.test-status.status-completed {
    background-color: rgba(39, 174, 96, 0.1);
    color: #27ae60;
    border: 1px solid rgba(39, 174, 96, 0.2);
}

.test-status.status-pending {
    background-color: rgba(149, 165, 166, 0.1);
    color: #95a5a6;
    border: 1px solid rgba(149, 165, 166, 0.2);
}

/* Button Styles for Test Actions */
.test-actions .btn-primary,
.test-actions .btn-secondary,
.test-actions .btn-link {
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.test-actions .btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.test-actions .btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
}

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

.test-actions .btn-secondary:hover {
    background-color: #5a6268;
    transform: translateY(-1px);
}

.test-actions .btn-link {
    background-color: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.test-actions .btn-link:hover {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

/* Utilities */
.text-center { text-align: center; }
.mb-20 { margin-bottom: 20px; }
.mt-20 { margin-top: 20px; }
.hidden { display: none !important; }
.visible { display: block !important; }