.elementor-32102 .elementor-element.elementor-element-35a4dade{--display:flex;--margin-top:0px;--margin-bottom:0px;--margin-left:0px;--margin-right:0px;--padding-top:60px;--padding-bottom:0px;--padding-left:10px;--padding-right:10px;overflow:visible;}.elementor-32102 .elementor-element.elementor-element-20cb50c0 > .elementor-widget-container{margin:0px 0px 0px 0px;padding:0px 0px 0px 0px;}body.elementor-page-32102:not(.elementor-motion-effects-element-type-background), body.elementor-page-32102 > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-color:var( --e-global-color-09b1073 );}body.elementor-page-32102{margin:0px 0px 0px 0px;padding:0px 0px 0px 0px;}/* Start custom CSS */:root {
    --color-bg: #ffffff;
    --color-text: #1a1a1a;
    --color-text-muted: #666666;
    --color-border: #e0e0e0;
    --color-primary: #0066FF;
    --color-primary-hover: #0052CC;
    --color-secondary: #f5f5f5;
    --color-accent: #00C9A7;
    --color-accent-light: #E6FAF6;
    --spacing-unit: 8px;
    --font-sans: 'Noto Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --max-width: 1200px;
    --border-radius: 12px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
}

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

body {
    font-family: var(--font-sans);
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    font-size: 16px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    margin-bottom: calc(var(--spacing-unit) * 2);
    font-weight: 600;
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: calc(var(--spacing-unit) * 3);
}

h2 {
    font-size: clamp(1.875rem, 4vw, 2.5rem);
    position: relative;
    padding-bottom: calc(var(--spacing-unit) * 2);
}

h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--color-primary);
}

h3 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
}

p {
    margin-bottom: calc(var(--spacing-unit) * 2);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--color-primary-hover);
}

/* Layout */
.sierra-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 calc(var(--spacing-unit) * 3);
}

.sierra-section {
    padding: calc(var(--spacing-unit) * 10) 0;
}

.sierra-section.hero {
    background: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%);
    padding: calc(var(--spacing-unit) * 15) 0 calc(var(--spacing-unit) * 12) 0;
    position: relative;
    overflow: hidden;
}

.sierra-section.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 102, 255, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(30px, -30px) rotate(120deg); }
    66% { transform: translate(-20px, 20px) rotate(240deg); }
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    background: linear-gradient(135deg, #1a1a1a 0%, #4a4a4a 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: calc(var(--spacing-unit) * 4);
}

.hero .lede {
    font-size: clamp(1.125rem, 2.5vw, 1.5rem);
    color: var(--color-text-muted);
    max-width: 700px;
    margin-bottom: calc(var(--spacing-unit) * 5);
    line-height: 1.6;
}

/* Breadcrumb */
.sierra-breadcrumb {
    display: flex;
    align-items: center;
    gap: calc(var(--spacing-unit) * 1);
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: calc(var(--spacing-unit) * 3);
    flex-wrap: wrap;
}

.sierra-breadcrumb a {
    color: var(--color-text-muted);
}

.sierra-breadcrumb a:hover {
    color: var(--color-primary);
}

/* Buttons */
.sierra-btn {
    display: inline-flex;
    align-items: center;
    gap: calc(var(--spacing-unit) * 1);
    padding: calc(var(--spacing-unit) * 2.5) calc(var(--spacing-unit) * 5);
    border-radius: calc(var(--border-radius) * 0.75);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 1rem;
    box-shadow: var(--shadow-sm);
}

.sierra-btn.primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, #0052CC 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.sierra-btn.primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.sierra-btn.primary:hover::before {
    left: 100%;
}

.sierra-btn.primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0, 102, 255, 0.3);
}

.sierra-btn.secondary {
    background: var(--color-secondary);
    color: var(--color-text);
}

.sierra-btn.secondary:hover {
    background: #e5e5e5;
}

/* TL;DR Section */
.sierra-section.tldr {
    background: #f8f9fa;
    border-left: 4px solid var(--color-primary);
}

.tldr p {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: 0;
}

/* Table of Contents */
.sierra-toc {
    background: white;
    border: 2px solid var(--color-primary);
    border-radius: var(--border-radius);
    padding: calc(var(--spacing-unit) * 3);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.1);
}

.sierra-toc h2 {
    font-size: 1.25rem;
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.sierra-toc h2::after {
    background: var(--color-primary);
    width: 40px;
}

.sierra-toc ul {
    list-style: none;
}

.sierra-toc li {
    margin-bottom: calc(var(--spacing-unit) * 1.5);
}

.sierra-toc a {
    display: block;
    padding: calc(var(--spacing-unit) * 1) calc(var(--spacing-unit) * 2);
    border-radius: calc(var(--border-radius) / 2);
    transition: var(--transition);
}

.sierra-toc a:hover {
    background: var(--color-secondary);
}

@media (max-width: 768px) {
    .sierra-toc {
        position: sticky;
        top: calc(var(--spacing-unit) * 2);
    }
}

/* Grid Layouts */
.sierra-grid {
    display: grid;
    gap: calc(var(--spacing-unit) * 3);
    margin-top: calc(var(--spacing-unit) * 4);
}

.sierra-grid.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.sierra-grid.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.sierra-grid.grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

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

/* Cards */
.sierra-card {
    background: white;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: calc(var(--spacing-unit) * 4);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.sierra-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.sierra-card:hover::before {
    transform: scaleX(1);
}

.sierra-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-8px);
    border-color: var(--color-primary);
}

.sierra-card h3 {
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.sierra-card h3 a {
    color: var(--color-text);
}

.sierra-card h3 a:hover {
    color: var(--color-primary);
}

/* Entity Cards */
.entity-card {
    position: relative;
}

.entity-card::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 80px;
    height: 80px;
    background: radial-gradient(circle, rgba(0, 102, 255, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    opacity: 0;
    transition: var(--transition);
}

.entity-card:hover::after {
    opacity: 1;
}

.entity-card .entity-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: calc(var(--spacing-unit) * 2);
    margin-bottom: calc(var(--spacing-unit) * 3);
}

.entity-card .entity-header h3 {
    font-size: 1.375rem;
    margin-bottom: calc(var(--spacing-unit) * 1);
    transition: var(--transition);
}

.entity-card:hover .entity-header h3 {
    color: var(--color-primary);
}

.entity-card .entity-type {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.entity-card .entity-description {
    margin-bottom: calc(var(--spacing-unit) * 3);
}

.entity-card .entity-meta {
    margin-bottom: calc(var(--spacing-unit) * 3);
    font-size: 0.875rem;
}

.entity-card .entity-meta p {
    margin-bottom: calc(var(--spacing-unit) * 1);
}

.entity-card .provenance {
    margin-top: auto;
    padding-top: calc(var(--spacing-unit) * 2);
    border-top: 1px solid var(--color-border);
}

.entity-card .provenance-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--color-text-muted);
    margin-bottom: calc(var(--spacing-unit) * 1);
}

.entity-card .provenance-links {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: calc(var(--spacing-unit) * 2);
}

.entity-card .provenance-links li {
    font-size: 0.875rem;
}

/* Pillar Cards */
.pillar-card {
    border-left: none;
    background: linear-gradient(135deg, #ffffff 0%, #fafbfc 100%);
}

.pillar-card::before {
    height: 6px;
    background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-primary) 100%);
}

.pillar-card .card-content {
    position: relative;
    z-index: 1;
}

.pillar-card .pillar-description {
    color: var(--color-text-muted);
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.pillar-card .pillar-meta {
    display: flex;
    align-items: center;
    gap: calc(var(--spacing-unit) * 2);
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.pillar-card .reading-time {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.pillar-card .pillar-topics {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 1);
}

.pillar-card .pillar-topics li {
    font-size: 0.875rem;
    padding-left: calc(var(--spacing-unit) * 2);
    position: relative;
}

.pillar-card .pillar-topics li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--color-primary);
}

/* Case Cards */
.case-card {
    border-top: 3px solid var(--color-accent);
}

.case-card:hover {
    border-top-color: var(--color-primary);
}

.case-card .case-summary {
    color: var(--color-text-muted);
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.case-card .case-meta {
    display: flex;
    align-items: center;
    gap: calc(var(--spacing-unit) * 2);
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.case-card .case-outcome {
    font-weight: 600;
    color: var(--color-accent);
    font-size: 0.875rem;
}

.case-card .case-link {
    margin-top: auto;
    font-weight: 500;
}

/* Related Cards */
.related-card {
    text-decoration: none;
    color: var(--color-text);
    background: white;
}

.related-card:hover h3 {
    color: var(--color-primary);
}

.related-card h3 {
    font-size: 1.125rem;
    margin-bottom: calc(var(--spacing-unit) * 1);
}

.related-card p {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.related-card .card-tag {
    display: inline-flex;
    align-items: center;
    font-size: 0.75rem;
    color: var(--color-accent);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Badge */
.sierra-badge {
    display: inline-flex;
    align-items: center;
    padding: calc(var(--spacing-unit) * 1) calc(var(--spacing-unit) * 2);
    background: linear-gradient(135deg, var(--color-accent-light) 0%, rgba(0, 201, 167, 0.1) 100%);
    border-radius: calc(var(--border-radius) / 2);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-accent);
    border: 1px solid rgba(0, 201, 167, 0.2);
}

/* Section Intro */
.section-intro {
    font-size: clamp(1.125rem, 2.5vw, 1.375rem);
    color: var(--color-text-muted);
    max-width: 800px;
    margin: 0 auto calc(var(--spacing-unit) * 6);
    line-height: 1.7;
    text-align: center;
}

/* Evidence Box */
.evidence-box {
    background: white;
    border: none;
    border-radius: var(--border-radius);
    padding: calc(var(--spacing-unit) * 5);
    margin-bottom: calc(var(--spacing-unit) * 4);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.evidence-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 6px;
    height: 100%;
    background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-accent) 100%);
}

.section-accent .evidence-box {
    background: white;
    box-shadow: var(--shadow-md);
}

.evidence-box h3 {
    color: var(--color-primary);
    margin-bottom: calc(var(--spacing-unit) * 3);
}

.evidence-list {
    list-style: none;
}

.evidence-item {
    margin-bottom: calc(var(--spacing-unit) * 3);
    padding-bottom: calc(var(--spacing-unit) * 3);
    border-bottom: 1px solid var(--color-border);
}

.evidence-item:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.evidence-stat {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: calc(var(--spacing-unit) * 1);
}

.evidence-source {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    font-style: italic;
}

.evidence-source a {
    font-weight: 500;
}

/* Citation Hooks */
.citation-hooks {
    background: white;
    border-radius: var(--border-radius);
    padding: calc(var(--spacing-unit) * 5);
    box-shadow: var(--shadow-md);
}

.section-accent .citation-hooks {
    background: white;
    box-shadow: var(--shadow-md);
}

.citation-hooks h3 {
    margin-bottom: calc(var(--spacing-unit) * 3);
}

.hooks-list {
    list-style: none;
}

.hook-item {
    font-size: 1.0625rem;
    padding: calc(var(--spacing-unit) * 3);
    background: linear-gradient(135deg, #fafbfc 0%, #f8f9fa 100%);
    border-left: 4px solid var(--color-accent);
    border-radius: calc(var(--border-radius) / 2);
    margin-bottom: calc(var(--spacing-unit) * 3);
    font-style: italic;
    transition: var(--transition);
    line-height: 1.7;
}

.hook-item:hover {
    transform: translateX(8px);
    border-left-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.hook-item:last-child {
    margin-bottom: 0;
}

/* FAQ */
.faq-list {
    max-width: 900px;
}

.faq-item {
    background: white;
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    padding: calc(var(--spacing-unit) * 4);
    margin-bottom: calc(var(--spacing-unit) * 3);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.faq-item:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
}

.faq-question {
    font-size: 1.1875rem;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: calc(var(--spacing-unit) * 2);
    background: none;
    border: none;
    font-family: var(--font-sans);
    font-size: 1.125rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    color: var(--color-text);
    padding: 0;
}

.faq-question:hover {
    color: var(--color-primary);
}

.faq-icon {
    flex-shrink: 0;
    transition: var(--transition);
}

.faq-question[aria-expanded="true"] .faq-icon {
    transform: rotate(180deg);
}

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

.faq-answer p {
    padding-top: calc(var(--spacing-unit) * 2);
    color: var(--color-text-muted);
    line-height: 1.8;
    margin-bottom: 0;
}

/* Author Section */
.author-card {
    background: white;
    border-radius: var(--border-radius);
    padding: calc(var(--spacing-unit) * 5);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.author-card::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(0, 102, 255, 0.05) 0%, transparent 70%);
    border-radius: 50%;
}

.section-gray .author-card {
    background: white;
    border: 1px solid var(--color-border);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.author-info {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: calc(var(--spacing-unit) * 3);
    align-items: start;
    margin-bottom: calc(var(--spacing-unit) * 3);
}

.sierra-portrait {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    background: white;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    border: 4px solid white;
}

.author-bio h3 {
    margin-bottom: calc(var(--spacing-unit) * 0.5);
}

.author-title {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.author-bio p:last-child {
    margin-bottom: 0;
}

.editor-meta {
    padding-top: calc(var(--spacing-unit) * 3);
    border-top: 1px solid var(--color-border);
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.editor-meta p {
    margin-bottom: calc(var(--spacing-unit) * 1);
}

.editor-meta p:last-child {
    margin-bottom: 0;
}

@media (max-width: 768px) {
    .author-info {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .sierra-portrait {
        margin: 0 auto;
    }
}

/* CTAs */
.cta-group {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: calc(var(--spacing-unit) * 4);
    align-items: start;
}

.section-primary .cta-group {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: calc(var(--spacing-unit) * 4);
    align-items: start;
}

.cta-primary {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0.05) 100%);
    backdrop-filter: blur(20px);
    border: 2px solid rgba(255, 255, 255, 0.3);
    padding: calc(var(--spacing-unit) * 6);
    border-radius: var(--border-radius);
    position: relative;
    overflow: hidden;
}

.cta-primary::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, transparent 70%);
    border-radius: 50%;
}

.cta-primary h2 {
    color: white;
    text-align: left;
    padding-bottom: calc(var(--spacing-unit) * 2);
}

.cta-primary h2::after {
    left: 0;
    transform: none;
}

.cta-primary p {
    opacity: 0.9;
    margin-bottom: calc(var(--spacing-unit) * 3);
}

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

.cta-primary .sierra-btn:hover {
    background: #f8f9fa;
    transform: translateY(-2px);
}

.cta-secondary h3 {
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.cta-secondary {
    background: rgba(255, 255, 255, 0.05);
    padding: calc(var(--spacing-unit) * 3);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.cta-links {
    list-style: none;
}

.cta-links li {
    margin-bottom: calc(var(--spacing-unit) * 1.5);
}

.cta-links a {
    display: block;
    padding: calc(var(--spacing-unit) * 1) 0;
    font-weight: 500;
}

.section-primary .cta-secondary h3 {
    color: white;
}

.section-primary .cta-links a {
    color: rgba(255, 255, 255, 0.9);
}

.section-primary .cta-links a:hover {
    color: white;
}

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

/* Glossary */
.glossary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: calc(var(--spacing-unit) * 3);
    margin-top: calc(var(--spacing-unit) * 4);
}

.glossary-item {
    background: white;
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: calc(var(--spacing-unit) * 4);
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    position: relative;
}

.glossary-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-accent) 100%);
    transition: height 0.3s ease;
}

.glossary-item:hover::before {
    height: 100%;
}

.glossary-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
    border-color: var(--color-primary);
}

.glossary-item h3 {
    font-size: 1.125rem;
    margin-bottom: calc(var(--spacing-unit) * 1);
}

.glossary-item h3 a {
    color: var(--color-text);
}

.glossary-item h3 a:hover {
    color: var(--color-primary);
}

.glossary-item p {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: 0;
}

/* Footer */
.sierra-footer {
    background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
    color: white;
    padding: calc(var(--spacing-unit) * 8) 0;
    margin-top: 0;
    position: relative;
}

.sierra-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: calc(var(--spacing-unit) * 3);
    flex-wrap: wrap;
}

.footer-links {
    display: flex;
    gap: calc(var(--spacing-unit) * 3);
    flex-wrap: wrap;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
}

.footer-links a:hover {
    color: white;
}

.footer-meta {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

@media (max-width: 768px) {
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

/* Accessibility */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Performance optimizations */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ... existing code ... */

/* Entity Details Page */
.entity-card-large {
    background: white;
    border: 2px solid var(--color-primary);
    border-radius: var(--border-radius);
    padding: calc(var(--spacing-unit) * 4);
}

.entity-header-large {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: calc(var(--spacing-unit) * 4);
    flex-wrap: wrap;
    gap: calc(var(--spacing-unit) * 2);
}

.entity-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: calc(var(--spacing-unit) * 4);
    margin-bottom: calc(var(--spacing-unit) * 4);
    padding-bottom: calc(var(--spacing-unit) * 4);
    border-bottom: 1px solid var(--color-border);
}

.entity-property h3 {
    font-size: 0.875rem;
    text-transform: uppercase;
    color: var(--color-text-muted);
    font-weight: 600;
    margin-bottom: calc(var(--spacing-unit) * 1);
}

.entity-property p {
    font-size: 1rem;
    margin-bottom: 0;
}

.entity-property ul {
    list-style: none;
}

.entity-property li {
    margin-bottom: calc(var(--spacing-unit) * 0.5);
}

.key-facts h3 {
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.key-facts ul {
    list-style: none;
}

.key-facts li {
    padding: calc(var(--spacing-unit) * 1.5) 0;
    border-bottom: 1px solid var(--color-border);
}

.key-facts li:last-child {
    border-bottom: none;
}

.key-facts strong {
    color: var(--color-primary);
    margin-right: calc(var(--spacing-unit) * 1);
}

/* Comparison Table */
.comparison-table {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
}

thead {
    background: var(--color-secondary);
}

th, td {
    padding: calc(var(--spacing-unit) * 2);
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

th {
    font-weight: 600;
    color: var(--color-text);
}

td {
    color: var(--color-text-muted);
}

tbody tr:last-child td {
    border-bottom: none;
}

tbody tr:hover {
    background: #fafafa;
}

@media (max-width: 768px) {
    table {
        font-size: 0.875rem;
    }
    
    th, td {
        padding: calc(var(--spacing-unit) * 1);
    }
}

/* ... existing code ... */

/* ... existing code ... */

/* Process Steps */
.process-steps {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 4);
    margin-top: calc(var(--spacing-unit) * 4);
}

.process-step {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: calc(var(--spacing-unit) * 3);
    align-items: start;
}

.step-number {
    width: 64px;
    height: 64px;
    background: var(--color-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content h3 {
    margin-top: 0;
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.step-content p {
    color: var(--color-text-muted);
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.step-actions {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: calc(var(--spacing-unit) * 1);
}

.step-actions li {
    padding: calc(var(--spacing-unit) * 1) calc(var(--spacing-unit) * 2);
    background: var(--color-secondary);
    border-radius: calc(var(--border-radius) / 2);
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    .process-step {
        grid-template-columns: 1fr;
        gap: calc(var(--spacing-unit) * 2);
    }
    
    .step-number {
        width: 48px;
        height: 48px;
        font-size: 1.25rem;
    }
    
    .step-actions {
        grid-template-columns: 1fr;
    }
}

/* Mistake Cards */
.mistake-card h3 {
    font-size: 1.125rem;
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.mistake-description {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
    margin-bottom: calc(var(--spacing-unit) * 2);
    padding-bottom: calc(var(--spacing-unit) * 2);
    border-bottom: 1px solid var(--color-border);
}

.mistake-card h4 {
    font-size: 1rem;
    color: var(--color-accent);
    margin-bottom: calc(var(--spacing-unit) * 1.5);
}

.mistake-card ul {
    list-style: none;
}

.mistake-card ul li {
    padding-left: calc(var(--spacing-unit) * 3);
    margin-bottom: calc(var(--spacing-unit) * 1);
    position: relative;
}

.mistake-card ul li::before {
    content: "•";
    position: absolute;
    left: calc(var(--spacing-unit) * 1);
    color: var(--color-accent);
    font-weight: 700;
}

/* ... existing code ... */

/* ... existing code ... */

/* Definition Section */
.definition-content {
    max-width: 900px;
    font-size: 1.0625rem;
    line-height: 1.8;
}

.definition-list {
    margin: calc(var(--spacing-unit) * 3) 0;
    padding-left: calc(var(--spacing-unit) * 3);
}

.definition-list li {
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.definition-list strong {
    color: var(--color-primary);
}

/* Usage Example */
.example-box {
    background: white;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: calc(var(--spacing-unit) * 4);
}

.example-box h3 {
    margin-bottom: calc(var(--spacing-unit) * 3);
}

.example-item {
    background: #f8f9fa;
    padding: calc(var(--spacing-unit) * 3);
    border-radius: var(--border-radius);
}

.example-item h4 {
    margin-bottom: calc(var(--spacing-unit) * 2);
    font-size: 1rem;
}

.example-item p {
    margin-bottom: calc(var(--spacing-unit) * 2);
    color: var(--color-text-muted);
}

.example-code {
    display: block;
    background: #1a1a1a;
    color: #f8f9fa;
    padding: calc(var(--spacing-unit) * 2);
    border-radius: calc(var(--border-radius) / 2);
    font-family: 'Monaco', 'Courier New', monospace;
    font-size: 0.875rem;
    line-height: 1.6;
    overflow-x: auto;
    white-space: pre;
}

/* Source List */
.source-list {
    list-style: none;
    max-width: 600px;
}

.source-list li {
    padding: calc(var(--spacing-unit) * 2) 0;
    border-bottom: 1px solid var(--color-border);
}

.source-list li:last-child {
    border-bottom: none;
}

.source-list a {
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: calc(var(--spacing-unit) * 1);
}

.source-list a::after {
    content: "→";
    opacity: 0;
    transform: translateX(-4px);
    transition: var(--transition);
}

.source-list a:hover::after {
    opacity: 1;
    transform: translateX(0);
}

/* Section variants with color and spacing */
.section-white {
    background: #ffffff;
}

.section-gray {
    background: linear-gradient(180deg, #fafbfc 0%, #f8f9fa 100%);
    position: relative;
}

.section-gray::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.section-accent {
    background: linear-gradient(135deg, #EBF5FF 0%, #F0F9FF 100%);
    position: relative;
    overflow: hidden;
}

.section-accent::before {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 102, 255, 0.06) 0%, transparent 70%);
    border-radius: 50%;
}

.section-primary {
    background: linear-gradient(135deg, #0066FF 0%, #0052CC 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.section-primary::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.section-primary h2,
.section-primary h3,
.section-primary p,
.section-primary .section-intro {
    color: white;
}

.section-primary .cta-secondary h3 {
    color: white;
}

.section-primary .cta-links a {
    color: rgba(255, 255, 255, 0.9);
}

.section-primary .cta-links a:hover {
    color: white;
}

/* Enhanced section spacing */
.sierra-section {
    padding: calc(var(--spacing-unit) * 10) 0;
}

.sierra-section.hero {
    padding: calc(var(--spacing-unit) * 12) 0 calc(var(--spacing-unit) * 10) 0;
}

@media (max-width: 768px) {
    .sierra-section {
        padding: calc(var(--spacing-unit) * 7) 0;
    }
}

/* Section intro enhancement */
.section-intro {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    max-width: 800px;
    margin-bottom: calc(var(--spacing-unit) * 4);
    line-height: 1.7;
}

/* Enhanced h2 styling for better hierarchy */
h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    position: relative;
    padding-bottom: calc(var(--spacing-unit) * 3);
    margin-bottom: calc(var(--spacing-unit) * 3);
    text-align: center;
}

h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 100%);
    border-radius: 2px;
}

.section-primary h2::after {
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.8) 0%, rgba(255, 255, 255, 0.4) 100%);
}

/* Evidence section enhancements */
.section-accent .evidence-box {
    background: white;
    border: none;
    box-shadow: var(--shadow-md);
}

.section-accent .citation-hooks {
    background: white;
    box-shadow: var(--shadow-md);
}

/* Card enhancements for better visual hierarchy */
.sierra-card {
    background: white;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: calc(var(--spacing-unit) * 3);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-sm);
}

.sierra-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-6px);
    border-color: var(--color-primary);
}

/* Entity card visual improvements */
.entity-card {
    position: relative;
}

.entity-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--color-primary);
    border-radius: var(--border-radius) 0 0 var(--border-radius);
    opacity: 0;
    transition: var(--transition);
}

.entity-card:hover::before {
    opacity: 1;
}

/* Pillar card enhancements */
.pillar-card {
    border-left: 4px solid var(--color-accent);
}

.pillar-card:hover {
    border-left-color: var(--color-primary);
}

/* Case card enhancements */
.case-card {
    border-top: 3px solid var(--color-accent);
}

.case-card:hover {
    border-top-color: var(--color-primary);
}

/* TOC enhancement */
.sierra-toc {
    background: white;
    border: 2px solid var(--color-primary);
    border-radius: var(--border-radius);
    padding: calc(var(--spacing-unit) * 3);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.1);
}

.sierra-toc h2::after {
    background: var(--color-primary);
    width: 40px;
}

/* CTA group in primary section */
.section-primary .cta-group {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: calc(var(--spacing-unit) * 4);
    align-items: start;
}

.section-primary .cta-primary {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: calc(var(--spacing-unit) * 5);
    border-radius: var(--border-radius);
}

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

.section-primary .cta-primary .sierra-btn:hover {
    background: #f8f9fa;
    transform: translateY(-2px);
}

.section-primary .cta-secondary {
    background: rgba(255, 255, 255, 0.05);
    padding: calc(var(--spacing-unit) * 3);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

@media (max-width: 768px) {
    .section-primary .cta-group {
        grid-template-columns: 1fr;
    }
}

/* Glossary grid enhancement */
.glossary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: calc(var(--spacing-unit) * 3);
    margin-top: calc(var(--spacing-unit) * 4);
}

.glossary-item {
    background: white;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: calc(var(--spacing-unit) * 3);
    transition: var(--transition);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.glossary-item:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
    border-color: var(--color-primary);
}

/* FAQ enhancement */
.faq-list {
    max-width: 900px;
}

.faq-item {
    background: white;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: calc(var(--spacing-unit) * 3);
    margin-bottom: calc(var(--spacing-unit) * 2);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

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

/* Author section in gray variant */
.section-gray .author-card {
    background: white;
    border: 1px solid var(--color-border);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

/* Image-Text Layout */
.image-text-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: calc(var(--spacing-unit) * 6);
    align-items: center;
    margin: calc(var(--spacing-unit) * 6) 0;
    padding: calc(var(--spacing-unit) * 4);
    background: white;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.image-text-layout.reverse {
    grid-template-columns: 1fr 1fr;
}

.image-text-layout.reverse .layout-image {
    order: 2;
}

.image-text-layout.reverse .layout-content {
    order: 1;
}

.layout-image {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.layout-image img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.layout-image:hover img {
    transform: scale(1.02);
}

.layout-content h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: calc(var(--spacing-unit) * 3);
}

.layout-content p {
    color: var(--color-text-muted);
    line-height: 1.8;
    margin-bottom: calc(var(--spacing-unit) * 3);
}

.feature-list {
    list-style: none;
    margin: calc(var(--spacing-unit) * 3) 0;
}

.feature-list li {
    padding: calc(var(--spacing-unit) * 2) 0 calc(var(--spacing-unit) * 2) calc(var(--spacing-unit) * 4);
    position: relative;
    border-bottom: 1px solid var(--color-border);
    font-size: 1.0625rem;
}

.feature-list li:last-child {
    border-bottom: none;
}

.feature-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: 700;
    font-size: 1.25rem;
}

.research-list {
    list-style: none;
    margin: calc(var(--spacing-unit) * 3) 0;
}

.research-list li {
    padding: calc(var(--spacing-unit) * 3);
    background: #f8f9fa;
    border-radius: var(--border-radius);
    margin-bottom: calc(var(--spacing-unit) * 2);
    border-left: 4px solid var(--color-primary);
}

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

.research-list strong {
    display: block;
    color: var(--color-text);
    font-size: 1.0625rem;
    margin-bottom: calc(var(--spacing-unit) * 1);
}

.research-list p {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
    margin-bottom: calc(var(--spacing-unit) * 1);
}

.research-list cite {
    font-size: 0.875rem;
    font-style: normal;
}

.research-list cite a {
    font-weight: 500;
}

.cta-buttons {
    display: flex;
    gap: calc(var(--spacing-unit) * 2);
    margin-top: calc(var(--spacing-unit) * 3);
}

@media (max-width: 768px) {
    .image-text-layout,
    .image-text-layout.reverse {
        grid-template-columns: 1fr;
        gap: calc(var(--spacing-unit) * 3);
        padding: calc(var(--spacing-unit) * 3);
    }
    
    .image-text-layout.reverse .layout-image,
    .image-text-layout.reverse .layout-content {
        order: unset;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .sierra-btn {
        text-align: center;
    }
}

/* ...existing code... */

/* Animations */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.sierra-card {
    animation: slideInUp 0.6s ease-out;
}

.sierra-card:nth-child(1) { animation-delay: 0.1s; }
.sierra-card:nth-child(2) { animation-delay: 0.2s; }
.sierra-card:nth-child(3) { animation-delay: 0.3s; }
.sierra-card:nth-child(4) { animation-delay: 0.4s; }
.sierra-card:nth-child(5) { animation-delay: 0.5s; }
.sierra-card:nth-child(6) { animation-delay: 0.6s; }

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .image-text-layout,
    .image-text-layout.reverse {
        grid-template-columns: 1fr;
        gap: calc(var(--spacing-unit) * 4);
    }
    
    .image-text-layout.reverse .layout-image,
    .image-text-layout.reverse .layout-content {
        order: unset;
    }
    
    h2 {
        font-size: 1.875rem;
    }
    
    h2::after {
        width: 60px;
    }
}/* End custom CSS */