/* Academic Premium Theme - Reference Screenshot Matching */
@import url('https://fonts.googleapis.com/css2?family=Crimson+Text:ital,wght@0,400;0,600;0,700;1,400&family=Inter:wght@400;500;600;700&display=swap');

:root {
    --navy-blue: #1a365d;
    --light-navy: #2c5282;
    --text-color: #1a1a1a;
    --bg-color: #ffffff;
    --border-color: #e5e7eb;
    --sidebar-width: 220px;
    --content-padding: 3rem;
}

/* === Global Styling === */
body {
    font-family: 'Crimson Text', Georgia, serif;
    color: var(--text-color);
    background-color: var(--bg-color) !important;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    font-size: 1rem;
}

/* === Top Banner (Navy Blue) === */
.quarto-title-banner {
    background: linear-gradient(135deg, var(--navy-blue) 0%, var(--light-navy) 100%) !important;
    color: white !important;
    padding: 2.5rem 0 2rem 0;
    width: 100%;
    margin-bottom: 0;
    position: fixed !important;
    top: 0;
    left: 0;
    border-bottom: none;
    text-align: left !important;
    z-index: 300;
    overflow: hidden;
    /* Clip the decorative elements */
}

/* Decorative Lattice Removed */

/* Decorative Formula (Thermodynamics) */
/* Decorative Formula Removed */

/* Override Bootstrap containers */
.container-fluid,
.container {
    max-width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
    width: 100% !important;
}

/* Title Block Layout */
.quarto-title-banner .quarto-title {
    margin-left: 0 !important;
    padding-left: var(--content-padding) !important;
    padding-right: var(--content-padding) !important;
    max-width: none !important;
    width: 100% !important;
    text-align: left !important;
}

.quarto-title-banner h1.title {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    font-size: 1.8rem !important;
    color: white !important;
    margin: 0;
    line-height: 1.2;
    letter-spacing: -0.02em;
    text-align: left !important;
    width: 100% !important;
    text-wrap: balance;
    /* Distributes text evenly across lines */
}

.quarto-title-banner h1.title a {
    color: white !important;
    text-decoration: none !important;
}

.quarto-title-banner h1.title a:hover {
    color: rgba(255, 255, 255, 0.8) !important;
    text-decoration: none !important;
}

.quarto-title-meta {
    margin-top: 1rem;
    color: rgba(255, 255, 255, 0.9) !important;
    font-family: 'Inter', sans-serif;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    justify-content: flex-start !important;
    font-size: 0.85rem;
}

/* Hide metadata labels/headings */
.quarto-title-meta-heading {
    display: none !important;
}

.quarto-title-meta-contents {
    font-size: 0.85rem !important;
    color: rgba(255, 255, 255, 0.85) !important;
}

.quarto-title-meta-contents p {
    margin: 0;
    color: rgba(255, 255, 255, 0.85) !important;
}

/* === Sidebar (Fixed Width, Clean Style) === */
#quarto-sidebar {
    position: fixed !important;
    top: 0;
    left: 0;
    width: var(--sidebar-width) !important;
    height: 100vh !important;
    background-color: #fafafa !important;
    border-right: 1px solid var(--border-color);
    padding: 1rem 1rem;
    overflow-y: hidden;
    z-index: 100;
}

/* Shift sidebar context down when banner is present */
@media (min-width: 992px) {
    #quarto-sidebar {
        padding-top: 6.5rem;
    }
}

.sidebar-title {
    display: none !important;
}

/* Sidebar section headers (Article, Experiments) */
.sidebar-item-section .sidebar-item-text {
    font-family: 'Inter', sans-serif;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #374151 !important;
    margin-bottom: 0.25rem;
}

/* Style sidebar items without links to match section headers */
.sidebar-item:not(.sidebar-item-section) .sidebar-item-text:not(.sidebar-link) {
    font-family: 'Inter', sans-serif;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #374151 !important;
    margin-bottom: 0.25rem;
    display: block;
    padding: 0;
}

.sidebar-item {
    font-family: 'Inter', sans-serif;
    font-size: 0.75rem;
    margin-bottom: 0.05rem;
}

.sidebar-link {
    color: #4b5563 !important;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    display: block;
    transition: all 0.2s ease;
    font-size: 0.72rem;
}

.sidebar-link:hover {
    color: var(--navy-blue) !important;
    background-color: #e5e7eb !important;
    text-decoration: none;
}

.sidebar-item.active .sidebar-link {
    color: var(--navy-blue) !important;
    background-color: #dbeafe !important;
    font-weight: 500;
}

/* Force sidebar items to stay on one line */
.sidebar-section-item,
.sidebar-item-text,
.sidebar-link,
.sidebar-item-toggle {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    flex-wrap: wrap !important;
    white-space: normal !important;
    gap: 0.2rem;
}

.sidebar-section-item>*,
.sidebar-link>*,
.sidebar-item-text>* {
    display: inline !important;
}

/* Indentation for nested items */
.sidebar-item .sidebar-item {
    padding-left: 0.5rem;
    font-size: 0.7rem;
}

/* === Main Content === */
#quarto-content {
    margin-left: 0 !important;
    background-color: white !important;
    display: block !important;
    width: 100% !important;
    padding: 0 !important;
}

main.content {
    margin-left: var(--sidebar-width) !important;
    max-width: none !important;
    width: auto !important;
    padding-left: var(--content-padding) !important;
    padding-right: var(--content-padding) !important;
    padding-top: 6.5rem !important;
    /* Offset for fixed title banner */
    padding-bottom: 4rem !important;
}

main.content h2:first-of-type,
main.content .level2:first-of-type h2 {
    margin-top: 0 !important;
}

/* Force standard columns to behave */
.page-columns .content,
.page-columns .page-full {
    grid-template-columns: 1fr !important;
    display: block !important;
}

/* Inner Layout Fixes */
.column-body,
.column-page,
.column-screen {
    width: 100% !important;
    max-width: 100% !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
}

/* Ensure all content children expand full width */
.level2,
.level3,
p,
ul,
ol,
figure,
.cell {
    max-width: 100% !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
}

/* Hide breadcrumbs and code tools */
.quarto-title-breadcrumbs,
.breadcrumb,
.quarto-code-tools,
#quarto-code-tools-menu {
    display: none !important;
}

/* === Typography & Components === */

/* Abstract Box - Academic Journal Style */
div.abstract {
    background-color: #ffffff;
    border: none;
    border-left: none;
    padding: 0 0 1.5rem 0;
    padding: 0 0 1.5rem 0;
    margin: 8rem 0 3rem 0 !important;
    /* Added large top margin to push abstract down from fixed banner */
    font-style: normal;
    border-radius: 0;
    width: 100% !important;
    box-sizing: border-box;
}

div.abstract .abstract-title {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    font-style: normal;
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
    color: #111827 !important;
    display: block !important;
    width: 100%;
    text-align: center !important;
    letter-spacing: 0;
    text-transform: none;
}

div.abstract p {
    font-size: 1.1rem;
    line-height: 1.65;
    text-align: center;
    color: #374151;
    font-style: italic;
}

/* Headings - Compact Academic Style */
h2 {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
    margin-top: 2.5rem !important;
    margin-bottom: 1.25rem;
    letter-spacing: -0.01em;
    color: #111827;
    border-bottom: none;
    padding-bottom: 0;
    text-align: left !important;
    scroll-margin-top: 8rem;
    /* Start content below fixed header */
}

h3 {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 1.25rem;
    margin-top: 1.75rem;
    margin-bottom: 0.85rem;
    color: #1f2937;
    text-align: left !important;
    scroll-margin-top: 8rem;
}

/* Fix for fixed header obscuring anchor targets */
section.level2,
section.level3,
section.level4,
section.level5 {
    scroll-margin-top: 8rem;
}

/* Body text - Compact */
p {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 1rem;
    text-align: justify;
}

/* Lists */
ul,
ol {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 1.25rem;
    padding-left: 1.5rem;
    margin-top: 0;
}

li {
    margin-bottom: 0.35rem;
}

/* Tables - Clean Academic Style */
table {
    width: 100%;
    margin: 1.5rem 0;
    border-collapse: collapse;
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
}

th {
    border-top: 2px solid #1a1a1a;
    border-bottom: 1px solid #1a1a1a;
    padding: 8px 12px;
    text-align: left;
    background-color: transparent;
    font-weight: 600;
    font-size: 0.9rem;
}

td {
    padding: 6px 12px;
    border-bottom: 1px solid #e5e7eb;
    font-size: 0.9rem;
}

tr:last-child td {
    border-bottom: 2px solid #1a1a1a;
}

/* Caption for tables */
caption {
    font-size: 0.8rem;
    font-style: italic;
    margin-top: 0.5rem;
    color: #4b5563;
}

/* Hyperlinks */
a {
    color: var(--navy-blue);
    text-decoration: none;
    border-bottom: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--light-navy);
    text-decoration: underline;
}

/* Images/Figures - Compact */
figure {
    margin: 1.5rem 0;
}

figure img {
    max-width: 100%;
    height: auto;
}

figcaption {
    font-size: 0.8rem;
    font-style: italic;
    color: #4b5563;
    margin-top: 0.5rem;
    text-align: center;
}

/* Footnotes */
.footnote-ref {
    font-size: 0.75rem;
    vertical-align: super;
}

.footnotes {
    font-size: 0.9rem;
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

/* Blockquotes */
blockquote {
    font-size: 1.05rem;
    font-style: italic;
    border-left: 3px solid var(--navy-blue);
    padding-left: 1rem;
    margin: 1rem 0;
    color: #4b5563;
}

/* Math display equations */
.MathJax {
    font-size: 0.95rem !important;
}

/* Code blocks if any */
pre {
    font-size: 0.8rem;
    background-color: #f8fafc;
    padding: 1rem;
    border-radius: 4px;
    overflow-x: auto;
}

code {
    font-size: 0.85rem;
    background-color: #f1f5f9;
    padding: 0.1rem 0.3rem;
    border-radius: 3px;
}

/* Section separators (horizontal rules) */
hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 2rem 0;
}

/* References section */
h2#references {
    font-size: 1.2rem;
}

.references {
    font-size: 0.85rem;
}

/* Responsive adjustments */
@media (max-width: 991px) {
    #quarto-sidebar {
        position: relative !important;
        width: 100% !important;
        height: auto !important;
        padding-top: 1rem;
    }

    main.content {
        margin-left: 0 !important;
        padding: 1.5rem !important;
    }

    .quarto-title-banner h1.title {
        font-size: 1.5rem !important;
    }
}