/**
 * AI in the Exam Room - Nursing Resources Styles
 * Version: 1.0.0
 */

/* ========================================
   CSS Variables
   ======================================== */
:root {
    --aiern-teal: #0D9488;
    --aiern-teal-dark: #0F766E;
    --aiern-teal-light: #14B8A6;
    --aiern-orange: #F59E0B;
    --aiern-orange-light: #FBBF24;
    --aiern-purple: #8B5CF6;
    --aiern-green: #10B981;
    --aiern-red: #EF4444;
    --aiern-charcoal: #1F2937;
    --aiern-gray-100: #F3F4F6;
    --aiern-gray-200: #E5E7EB;
    --aiern-gray-300: #D1D5DB;
    --aiern-gray-500: #6B7280;
    --aiern-gray-700: #374151;
    --aiern-white: #FFFFFF;
    
    --aiern-radius: 8px;
    --aiern-radius-lg: 12px;
    --aiern-shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
    --aiern-shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
}

/* ========================================
   Base Styles
   ======================================== */
.aiern-resources-page {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, sans-serif;
    color: var(--aiern-charcoal);
    line-height: 1.6;
}

.aiern-resources-page * {
    box-sizing: border-box;
}

/* ========================================
   Hero Section
   ======================================== */
.aiern-hero {
    background: linear-gradient(135deg, var(--aiern-teal) 0%, var(--aiern-charcoal) 100%);
    color: var(--aiern-white);
    padding: 80px 40px;
    text-align: center;
}

.aiern-hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.aiern-eyebrow {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    opacity: 0.9;
    margin-bottom: 16px;
}

.aiern-hero h1 {
    font-size: 42px;
    font-weight: 700;
    margin: 0 0 20px 0;
    line-height: 1.2;
}

.aiern-hero-subtitle {
    font-size: 20px;
    opacity: 0.95;
    margin: 0 0 12px 0;
}

.aiern-hero-note {
    font-size: 16px;
    opacity: 0.85;
    margin: 0;
}

/* ========================================
   Stats Section
   ======================================== */
.aiern-stats {
    background: var(--aiern-gray-100);
    padding: 40px;
}

.aiern-stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.aiern-stat {
    padding: 20px;
}

.aiern-stat-number {
    display: block;
    font-size: 48px;
    font-weight: 700;
    color: var(--aiern-teal);
    line-height: 1;
}

.aiern-stat-label {
    display: block;
    font-size: 14px;
    color: var(--aiern-gray-500);
    margin-top: 8px;
}

@media (max-width: 600px) {
    .aiern-stats-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

/* ========================================
   Category Sections
   ======================================== */
.aiern-category {
    padding: 60px 40px;
}

.aiern-category:nth-child(even) {
    background: var(--aiern-gray-100);
}

.aiern-category-header {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto 40px auto;
}

.aiern-category-icon {
    width: 48px;
    height: 48px;
    background: var(--aiern-teal);
    border-radius: var(--aiern-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--aiern-white);
    flex-shrink: 0;
}

.aiern-category-icon svg {
    width: 24px;
    height: 24px;
}

.aiern-category-info h2 {
    font-size: 28px;
    font-weight: 600;
    margin: 0 0 8px 0;
    color: var(--aiern-charcoal);
}

.aiern-category-info p {
    font-size: 16px;
    color: var(--aiern-gray-500);
    margin: 0;
}

/* ========================================
   Resource Cards Grid
   ======================================== */
.aiern-resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
    max-width: 1200px;
    margin: 0 auto;
}

.aiern-resource-card {
    background: var(--aiern-white);
    border: 1px solid var(--aiern-gray-200);
    border-radius: var(--aiern-radius-lg);
    padding: 24px;
    position: relative;
    transition: transform 0.2s, box-shadow 0.2s;
}

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

.aiern-resource-format {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--aiern-teal);
    background: rgba(13, 148, 136, 0.1);
    padding: 4px 10px;
    border-radius: 4px;
    margin-bottom: 12px;
}

.aiern-resource-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin: 0 0 8px 0;
    color: var(--aiern-charcoal);
}

.aiern-resource-card p {
    font-size: 14px;
    color: var(--aiern-gray-500);
    margin: 0 0 16px 0;
    line-height: 1.5;
}

/* ========================================
   Download Button
   ======================================== */
.aiern-download-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--aiern-teal);
    color: var(--aiern-white);
    padding: 10px 20px;
    border-radius: var(--aiern-radius);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    transition: background 0.2s;
    border: none;
    cursor: pointer;
}

.aiern-download-btn:hover {
    background: var(--aiern-teal-dark);
    color: var(--aiern-white);
}

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

.aiern-download-btn-large {
    padding: 16px 32px;
    font-size: 18px;
}

/* ========================================
   Complete Download Section
   ======================================== */
.aiern-complete-download {
    background: var(--aiern-teal);
    color: var(--aiern-white);
    padding: 80px 40px;
    text-align: center;
}

.aiern-complete-content {
    max-width: 600px;
    margin: 0 auto;
}

.aiern-complete-content h2 {
    font-size: 32px;
    font-weight: 700;
    margin: 0 0 16px 0;
}

.aiern-complete-content > p {
    font-size: 18px;
    opacity: 0.95;
    margin: 0 0 24px 0;
}

.aiern-package-list {
    list-style: none;
    padding: 0;
    margin: 0 0 32px 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
}

.aiern-package-list li {
    background: rgba(255,255,255,0.15);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
}

.aiern-complete-download .aiern-download-btn {
    background: var(--aiern-white);
    color: var(--aiern-teal);
}

.aiern-complete-download .aiern-download-btn:hover {
    background: var(--aiern-gray-100);
}

.aiern-package-meta {
    font-size: 14px;
    opacity: 0.8;
    margin-top: 16px;
}

/* ========================================
   Share Section
   ======================================== */
.aiern-share {
    padding: 60px 40px;
    background: var(--aiern-white);
}

.aiern-share h2 {
    text-align: center;
    font-size: 28px;
    font-weight: 600;
    margin: 0 0 40px 0;
}

.aiern-share-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.aiern-share-item {
    text-align: center;
    padding: 30px;
    background: var(--aiern-gray-100);
    border-radius: var(--aiern-radius-lg);
}

.aiern-share-item h3 {
    font-size: 18px;
    font-weight: 600;
    margin: 0 0 8px 0;
}

.aiern-share-item p {
    font-size: 14px;
    color: var(--aiern-gray-500);
    margin: 0 0 16px 0;
}

.aiern-copy-btn,
.aiern-feedback-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--aiern-charcoal);
    color: var(--aiern-white);
    padding: 10px 20px;
    border-radius: var(--aiern-radius);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: background 0.2s;
}

.aiern-copy-btn:hover,
.aiern-feedback-btn:hover {
    background: var(--aiern-gray-700);
    color: var(--aiern-white);
}

.aiern-social-buttons {
    display: flex;
    justify-content: center;
    gap: 12px;
}

.aiern-social-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--aiern-charcoal);
    color: var(--aiern-white);
    border-radius: 50%;
    transition: background 0.2s;
}

.aiern-social-btn:hover {
    background: var(--aiern-teal);
    color: var(--aiern-white);
}

@media (max-width: 768px) {
    .aiern-share-grid {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   Return CTA
   ======================================== */
.aiern-return-cta {
    background: linear-gradient(135deg, var(--aiern-teal) 0%, var(--aiern-charcoal) 100%);
    color: var(--aiern-white);
    padding: 80px 40px;
    text-align: center;
}

.aiern-return-cta h2 {
    font-size: 32px;
    font-weight: 700;
    margin: 0 0 12px 0;
}

.aiern-return-cta p {
    font-size: 18px;
    opacity: 0.95;
    margin: 0 0 32px 0;
}

.aiern-cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.aiern-btn {
    display: inline-block;
    padding: 14px 28px;
    border-radius: var(--aiern-radius);
    font-size: 16px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s;
}

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

.aiern-btn-primary:hover {
    background: var(--aiern-gray-100);
    color: var(--aiern-teal);
}

.aiern-btn-secondary {
    background: transparent;
    color: var(--aiern-white);
    border: 2px solid rgba(255,255,255,0.5);
}

.aiern-btn-secondary:hover {
    background: rgba(255,255,255,0.1);
    color: var(--aiern-white);
    border-color: rgba(255,255,255,0.8);
}

/* ========================================
   Module Navigation
   ======================================== */
.aiern-module-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background: var(--aiern-gray-100);
    border-radius: var(--aiern-radius);
    margin: 40px 0;
}

.aiern-nav-prev,
.aiern-nav-next {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--aiern-charcoal);
    font-size: 14px;
    transition: color 0.2s;
}

.aiern-nav-prev:hover,
.aiern-nav-next:hover {
    color: var(--aiern-teal);
}

.aiern-nav-prev span,
.aiern-nav-next span {
    display: flex;
    flex-direction: column;
}

.aiern-nav-prev span small,
.aiern-nav-next span small {
    font-size: 12px;
    color: var(--aiern-gray-500);
}

.aiern-nav-home {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--aiern-gray-500);
    font-size: 14px;
    transition: color 0.2s;
}

.aiern-nav-home:hover {
    color: var(--aiern-teal);
}

.aiern-nav-placeholder {
    width: 100px;
}

/* ========================================
   Inline Resource Card (for modules)
   ======================================== */
.aiern-resource-card-inline {
    display: inline-block;
    max-width: 350px;
    margin: 20px 0;
}

.aiern-resource-card-inline h4 {
    font-size: 16px;
    margin: 0 0 8px 0;
}

/* ========================================
   Responsive Adjustments
   ======================================== */
@media (max-width: 768px) {
    .aiern-hero {
        padding: 60px 20px;
    }
    
    .aiern-hero h1 {
        font-size: 32px;
    }
    
    .aiern-hero-subtitle {
        font-size: 18px;
    }
    
    .aiern-category {
        padding: 40px 20px;
    }
    
    .aiern-category-header {
        flex-direction: column;
        text-align: center;
        align-items: center;
    }
    
    .aiern-resources-grid {
        grid-template-columns: 1fr;
    }
    
    .aiern-complete-download {
        padding: 60px 20px;
    }
    
    .aiern-return-cta {
        padding: 60px 20px;
    }
    
    .aiern-module-nav {
        flex-direction: column;
        gap: 20px;
    }
    
    .aiern-nav-placeholder {
        display: none;
    }
}

/* ========================================
   Print Styles
   ======================================== */
@media print {
    .aiern-download-btn,
    .aiern-copy-btn,
    .aiern-feedback-btn,
    .aiern-social-buttons,
    .aiern-module-nav {
        display: none !important;
    }
    
    .aiern-hero,
    .aiern-complete-download,
    .aiern-return-cta {
        background: var(--aiern-gray-100) !important;
        color: var(--aiern-charcoal) !important;
    }
}

/* ========================================
   LANDING PAGE STYLES
   ======================================== */

/* Landing Hero */
.aiern-landing-hero {
    background: linear-gradient(135deg, var(--aiern-charcoal) 0%, #0F172A 50%, var(--aiern-teal-dark) 100%);
    color: var(--aiern-white);
    padding: 100px 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.aiern-landing-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%230D9488' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.aiern-landing-hero-content {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.aiern-landing-page .aiern-eyebrow {
    color: var(--aiern-teal-light);
}

.aiern-landing-hero h1 {
    font-size: 56px;
    font-weight: 800;
    margin: 0 0 16px 0;
    line-height: 1.1;
}

.aiern-landing-hero-subtitle {
    font-size: 26px;
    font-weight: 500;
    margin: 0 0 24px 0;
    opacity: 0.95;
}

.aiern-landing-hero-desc {
    font-size: 18px;
    opacity: 0.9;
    margin: 0 0 32px 0;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.aiern-landing-hero-cta {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.aiern-hero-meta {
    font-size: 14px;
    opacity: 0.7;
}

.aiern-btn-large {
    padding: 18px 36px;
    font-size: 18px;
    font-weight: 600;
}

/* NurseBot Section */
.aiern-nursebot-section {
    background: var(--aiern-gray-100);
    padding: 60px 40px;
}

.aiern-nursebot-card {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    gap: 24px;
    align-items: flex-start;
    background: var(--aiern-white);
    padding: 32px;
    border-radius: var(--aiern-radius-lg);
    box-shadow: var(--aiern-shadow);
    border-left: 4px solid var(--aiern-teal);
}

.aiern-nursebot-avatar {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--aiern-teal) 0%, var(--aiern-teal-dark) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    flex-shrink: 0;
}

.aiern-nursebot-content {
    flex: 1;
}

.aiern-nursebot-name {
    font-weight: 600;
    color: var(--aiern-teal);
    margin-bottom: 8px;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.aiern-nursebot-content p {
    font-size: 16px;
    line-height: 1.7;
    color: var(--aiern-gray-700);
    margin: 0;
    font-style: italic;
}

.aiern-nursebot-closing {
    background: linear-gradient(135deg, var(--aiern-teal) 0%, var(--aiern-teal-dark) 100%);
}

.aiern-nursebot-closing .aiern-nursebot-card {
    background: rgba(255,255,255,0.95);
}

/* Problem Section */
.aiern-problem-section {
    padding: 80px 40px;
    background: var(--aiern-white);
}

.aiern-problem-content {
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

.aiern-problem-content h2 {
    font-size: 36px;
    font-weight: 700;
    margin: 0 0 48px 0;
}

.aiern-problem-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.aiern-problem-stat {
    padding: 30px 20px;
    background: var(--aiern-gray-100);
    border-radius: var(--aiern-radius-lg);
}

.aiern-problem-number {
    display: block;
    font-size: 48px;
    font-weight: 800;
    color: var(--aiern-teal);
    line-height: 1;
    margin-bottom: 12px;
}

.aiern-problem-label {
    display: block;
    font-size: 14px;
    color: var(--aiern-gray-500);
    line-height: 1.4;
}

/* Benner Section */
.aiern-benner-section {
    padding: 80px 40px;
    background: var(--aiern-charcoal);
    color: var(--aiern-white);
}

.aiern-benner-content {
    max-width: 1100px;
    margin: 0 auto;
    text-align: center;
}

.aiern-benner-content h2 {
    font-size: 32px;
    font-weight: 700;
    margin: 0 0 16px 0;
}

.aiern-benner-intro {
    font-size: 18px;
    opacity: 0.9;
    margin: 0 0 48px 0;
}

.aiern-benner-stages {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 32px;
}

.aiern-benner-stage {
    background: rgba(255,255,255,0.1);
    padding: 24px 20px;
    border-radius: var(--aiern-radius);
    width: 180px;
    text-align: center;
    position: relative;
}

.aiern-stage-num {
    display: block;
    font-size: 32px;
    font-weight: 800;
    opacity: 0.3;
    margin-bottom: 8px;
}

.aiern-benner-stage h4 {
    font-size: 16px;
    font-weight: 600;
    margin: 0 0 8px 0;
}

.aiern-benner-stage p {
    font-size: 13px;
    opacity: 0.8;
    margin: 0 0 12px 0;
}

.aiern-ai-badge,
.aiern-human-badge {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.aiern-ai-badge {
    background: var(--aiern-teal);
    color: var(--aiern-white);
}

.aiern-ai-stuck {
    background: var(--aiern-orange);
    animation: pulse 2s infinite;
}

.aiern-human-badge {
    background: rgba(255,255,255,0.2);
    color: var(--aiern-white);
}

.aiern-stage-stuck {
    border: 2px solid var(--aiern-orange);
}

.aiern-benner-conclusion {
    font-size: 18px;
    font-style: italic;
    opacity: 0.9;
    margin: 0;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* Modules Section */
.aiern-modules-section {
    padding: 80px 40px;
    background: var(--aiern-gray-100);
}

.aiern-modules-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 48px auto;
}

.aiern-modules-header h2 {
    font-size: 36px;
    font-weight: 700;
    margin: 0 0 16px 0;
}

.aiern-modules-header p {
    font-size: 18px;
    color: var(--aiern-gray-500);
    margin: 0;
}

.aiern-modules-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    max-width: 1100px;
    margin: 0 auto;
}

.aiern-module-card {
    background: var(--aiern-white);
    border: 1px solid var(--aiern-gray-200);
    border-radius: var(--aiern-radius-lg);
    padding: 28px;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
    position: relative;
}

.aiern-module-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--aiern-shadow-lg);
    border-color: var(--aiern-teal);
}

.aiern-module-number {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 36px;
    height: 36px;
    background: var(--aiern-teal);
    color: var(--aiern-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
}

.aiern-module-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin: 0 0 8px 0;
    padding-right: 50px;
    color: var(--aiern-charcoal);
}

.aiern-module-card p {
    font-size: 15px;
    color: var(--aiern-gray-500);
    margin: 0 0 16px 0;
    flex: 1;
    line-height: 1.5;
}

.aiern-module-meta {
    display: flex;
    gap: 16px;
    font-size: 13px;
    color: var(--aiern-gray-500);
}

.aiern-module-time {
    display: flex;
    align-items: center;
    gap: 6px;
}

.aiern-module-time svg {
    width: 14px;
    height: 14px;
}

.aiern-module-theory {
    background: rgba(13, 148, 136, 0.1);
    color: var(--aiern-teal);
    padding: 2px 10px;
    border-radius: 12px;
    font-weight: 500;
}

/* Theory Section */
.aiern-theory-section {
    padding: 80px 40px;
    background: var(--aiern-white);
}

.aiern-theory-content {
    max-width: 1100px;
    margin: 0 auto;
    text-align: center;
}

.aiern-theory-content h2 {
    font-size: 36px;
    font-weight: 700;
    margin: 0 0 16px 0;
}

.aiern-theory-intro {
    font-size: 18px;
    color: var(--aiern-gray-500);
    margin: 0 0 48px 0;
}

.aiern-theory-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.aiern-theory-card {
    background: var(--aiern-gray-100);
    padding: 28px;
    border-radius: var(--aiern-radius-lg);
    text-align: left;
}

.aiern-theory-card h4 {
    font-size: 18px;
    font-weight: 600;
    margin: 0 0 4px 0;
    color: var(--aiern-charcoal);
}

.aiern-theory-name {
    font-size: 14px;
    color: var(--aiern-teal);
    font-weight: 500;
    margin: 0 0 12px 0;
}

.aiern-theory-relevance {
    font-size: 14px;
    color: var(--aiern-gray-500);
    margin: 0;
    line-height: 1.5;
}

/* Specialty Section */
.aiern-specialty-section {
    padding: 60px 40px;
    background: var(--aiern-teal);
    color: var(--aiern-white);
    text-align: center;
}

.aiern-specialty-content {
    max-width: 900px;
    margin: 0 auto;
}

.aiern-specialty-content h2 {
    font-size: 32px;
    font-weight: 700;
    margin: 0 0 12px 0;
}

.aiern-specialty-content > p {
    font-size: 18px;
    opacity: 0.9;
    margin: 0 0 32px 0;
}

.aiern-specialty-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
}

.aiern-specialty-tag {
    background: rgba(255,255,255,0.2);
    padding: 10px 20px;
    border-radius: 25px;
    font-size: 14px;
    font-weight: 500;
}

/* Outcomes Section */
.aiern-outcomes-section {
    padding: 80px 40px;
    background: var(--aiern-gray-100);
}

.aiern-outcomes-content {
    max-width: 1100px;
    margin: 0 auto;
}

.aiern-outcomes-content h2 {
    text-align: center;
    font-size: 32px;
    font-weight: 700;
    margin: 0 0 48px 0;
}

.aiern-outcomes-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.aiern-outcome {
    background: var(--aiern-white);
    padding: 32px;
    border-radius: var(--aiern-radius-lg);
    display: flex;
    gap: 20px;
}

.aiern-outcome-icon {
    width: 48px;
    height: 48px;
    background: var(--aiern-teal);
    border-radius: var(--aiern-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--aiern-white);
    flex-shrink: 0;
}

.aiern-outcome-icon svg {
    width: 24px;
    height: 24px;
}

.aiern-outcome h4 {
    font-size: 18px;
    font-weight: 600;
    margin: 0 0 8px 0;
}

.aiern-outcome p {
    font-size: 15px;
    color: var(--aiern-gray-500);
    margin: 0;
    line-height: 1.5;
}

/* Different Section */
.aiern-different-section {
    padding: 80px 40px;
    background: var(--aiern-white);
}

.aiern-different-content {
    max-width: 1100px;
    margin: 0 auto;
}

.aiern-different-content h2 {
    text-align: center;
    font-size: 32px;
    font-weight: 700;
    margin: 0 0 48px 0;
}

.aiern-different-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.aiern-different-item {
    padding: 28px;
    border: 1px solid var(--aiern-gray-200);
    border-radius: var(--aiern-radius-lg);
}

.aiern-different-item h4 {
    font-size: 18px;
    font-weight: 600;
    margin: 0 0 8px 0;
    color: var(--aiern-teal);
}

.aiern-different-item p {
    font-size: 15px;
    color: var(--aiern-gray-500);
    margin: 0;
    line-height: 1.5;
}

/* Resources Preview */
.aiern-resources-preview {
    padding: 80px 40px;
    background: var(--aiern-charcoal);
    color: var(--aiern-white);
    text-align: center;
}

.aiern-resources-preview-content {
    max-width: 900px;
    margin: 0 auto;
}

.aiern-resources-preview-content h2 {
    font-size: 32px;
    font-weight: 700;
    margin: 0 0 12px 0;
}

.aiern-resources-preview-content > p {
    font-size: 18px;
    opacity: 0.9;
    margin: 0 0 40px 0;
}

.aiern-resources-preview-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.aiern-resource-preview-item {
    background: rgba(255,255,255,0.1);
    padding: 24px;
    border-radius: var(--aiern-radius);
}

.aiern-resource-count {
    display: block;
    font-size: 36px;
    font-weight: 700;
    color: var(--aiern-teal-light);
    margin-bottom: 8px;
}

.aiern-resource-type {
    display: block;
    font-size: 14px;
    opacity: 0.9;
}

.aiern-resources-preview .aiern-btn-secondary {
    border-color: rgba(255,255,255,0.3);
}

/* Final CTA */
.aiern-final-cta {
    padding: 100px 40px;
    background: linear-gradient(135deg, var(--aiern-teal) 0%, var(--aiern-charcoal) 100%);
    color: var(--aiern-white);
    text-align: center;
}

.aiern-final-cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.aiern-final-cta h2 {
    font-size: 42px;
    font-weight: 700;
    margin: 0 0 24px 0;
    line-height: 1.2;
}

.aiern-final-cta p {
    font-size: 18px;
    opacity: 0.95;
    margin: 0 0 16px 0;
}

.aiern-final-cta .aiern-btn {
    margin-top: 24px;
}

/* Landing Page Responsive */
@media (max-width: 1024px) {
    .aiern-modules-grid {
        grid-template-columns: 1fr;
    }
    
    .aiern-theory-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .aiern-problem-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .aiern-resources-preview-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .aiern-landing-hero {
        padding: 60px 20px;
    }
    
    .aiern-landing-hero h1 {
        font-size: 36px;
    }
    
    .aiern-landing-hero-subtitle {
        font-size: 20px;
    }
    
    .aiern-nursebot-card {
        flex-direction: column;
        text-align: center;
    }
    
    .aiern-benner-stages {
        flex-direction: column;
        align-items: center;
    }
    
    .aiern-benner-stage {
        width: 100%;
        max-width: 300px;
    }
    
    .aiern-theory-grid {
        grid-template-columns: 1fr;
    }
    
    .aiern-problem-grid {
        grid-template-columns: 1fr;
    }
    
    .aiern-outcomes-grid {
        grid-template-columns: 1fr;
    }
    
    .aiern-different-grid {
        grid-template-columns: 1fr;
    }
    
    .aiern-resources-preview-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .aiern-final-cta h2 {
        font-size: 28px;
    }
}