:root {
    /* SBGrid brand colors to match sbgrid.org */
    --md-primary-fg-color:        #871420;
    --md-primary-fg-color--light: #A51C30 ;
    --md-primary-fg-color--dark:  #73131c;
    --md-accent-fg-color:         #4c84c7;
    --md-accent-fg-color--light:  #6b9bd9;
    --md-accent-fg-color--dark:   #356bab;
    
    /* Additional SBGrid colors */
    --sbgrid-red: #9e1d2a;
    --sbgrid-blue: #4c84c7;
    --sbgrid-blue-dark: #356bab;
    --sbgrid-gray: #666;
    --sbgrid-gray-light: #999;
}

/* Typography improvements to match SBGrid.org */
.md-typeset {
    font-size: 0.8rem;
    line-height: 1.6;
}

/* Consistent heading styling for all levels */
.md-typeset h1,
.md-typeset h2,
.md-typeset h3,
.md-typeset h4,
.md-typeset h5,
.md-typeset h6 {
    font-weight: 600;
}

.md-typeset h1 {
    font-weight: bold;
    margin-bottom: 1rem;
}

.md-typeset h2 {
    padding-bottom: 0.3rem;
}

/* Light mode heading colors */
[data-md-color-scheme="default"] .md-typeset h1,
[data-md-color-scheme="default"] .md-typeset h2,
[data-md-color-scheme="default"] .md-typeset h3,
[data-md-color-scheme="default"] .md-typeset h4,
[data-md-color-scheme="default"] .md-typeset h5,
[data-md-color-scheme="default"] .md-typeset h6 {
    color: #1a202c;
}

/* Dark mode heading colors */
[data-md-color-scheme="slate"] .md-typeset h1,
[data-md-color-scheme="slate"] .md-typeset h2,
[data-md-color-scheme="slate"] .md-typeset h3,
[data-md-color-scheme="slate"] .md-typeset h4,
[data-md-color-scheme="slate"] .md-typeset h5,
[data-md-color-scheme="slate"] .md-typeset h6 {
    color: #f7fafc;
}

/* Link styling to match SBGrid brand */
.md-typeset a {
    color: var(--sbgrid-red);
    text-decoration: none;
}

.md-typeset a:hover {
    color: #73131c;
    text-decoration: underline;
}

/* Code blocks with theme-aware styling */
.md-typeset code {
    border-radius: 3px;
    padding: 0.2em 0.4em;
    font-size: 0.85em;
}

.md-typeset pre code {
    border-radius: 5px;
}

/* Light mode code blocks */
[data-md-color-scheme="default"] .md-typeset code {
    background-color: #f8f9fa;
    border: 1px solid #e9ecef;
    color: #24292e;
}

[data-md-color-scheme="default"] .md-typeset pre code {
    background-color: #f8f9fa;
    border: 1px solid #e9ecef;
    color: #24292e;
}

/* Dark mode code blocks */
[data-md-color-scheme="slate"] .md-typeset code {
    background-color: #2d3748;
    border: 1px solid #4a5568;
    color: #e2e8f0;
}

[data-md-color-scheme="slate"] .md-typeset pre code {
    background-color: #2d3748;
    border: 1px solid #4a5568;
    color: #e2e8f0;
}

/* Syntax highlighting improvements for dark mode */
[data-md-color-scheme="slate"] .md-typeset .highlight {
    background-color: #2d3748;
}

[data-md-color-scheme="slate"] .md-typeset .highlight pre {
    background-color: #2d3748;
    color: #e2e8f0;
}

/* Button styling to match SBGrid.org */
.md-button {
    background: linear-gradient(to bottom, var(--sbgrid-red), #73131c);
    color: white !important;
    border-radius: 4px;
    border: none;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.md-button:hover {
    background: linear-gradient(to bottom, #73131c, var(--sbgrid-red));
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

/* Admonition styling */
.md-typeset .admonition {
    border-left: 4px solid var(--sbgrid-red);
    border-radius: 4px;
}

.md-typeset .admonition.note {
    border-left-color: var(--sbgrid-red);
}

.md-typeset .admonition.warning {
    border-left-color: #f39c12;
}

.md-typeset .admonition.danger {
    border-left-color: var(--sbgrid-red);
}

/* Light mode admonitions */
[data-md-color-scheme="default"] .md-typeset .admonition {
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

/* Dark mode admonitions */
[data-md-color-scheme="slate"] .md-typeset .admonition {
    box-shadow: 0 2px 4px rgba(0,0,0,0.3);
    background-color: #374151;
}

/* Navigation refinements */
.md-header {
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.md-tabs {
    background: linear-gradient(to right, var(--md-primary-fg-color--light), var(--md-primary-fg-color));
}

/* Footer styling */
.md-footer {
    background-color: var(--sbgrid-gray);
    color: white !important;
}

/* Table styling */
.md-typeset table {
    border-collapse: collapse;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.md-typeset table th {
    background-color: var(--sbgrid-red);
    color: white !important;
    font-weight: 600;
}

.join-btn {
  border: 1.5px solid #4c84c7 !important; /* SBGrid Blue */
  color: #4c84c7 !important;
  border-radius: 20px !important;       /* Rounded ends look more modern */
  padding: 0.5em 1.5em !important;
  font-weight: 600;
  transition: all 0.3s;
}

.join-btn:hover {
  background-color: #4c84c7 !important;
  color: white !important;
  text-decoration: none !important;
}

/* Light mode tables */
[data-md-color-scheme="default"] .md-typeset table tr:nth-child(even) {
    background-color: #f8f9fa;
}

/* Dark mode tables */
[data-md-color-scheme="slate"] .md-typeset table tr:nth-child(even) {
    background-color: #374151;
}

[data-md-color-scheme="slate"] .md-typeset table {
    box-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

/* --- BioGrids-inspired Modern Components (SBGrid Branded) --- */

.md-typeset .md-button--full {
    display: block;
    margin: 0.5rem 0;
    text-align: center;
}

.button-stack {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

/* Hero Section (SBGrid Red) */
.sbgrid-hero {
    background: linear-gradient(135deg, var(--md-primary-fg-color) 0%, var(--md-primary-fg-color--dark) 100%);
    color: white !important;
    padding: 1.25rem 2rem;
    border-radius: 12px;
    margin: 1rem 0;
    text-align: center;
    box-shadow: 0 5px 15px rgba(135, 20, 32, 0.15);
}

.sbgrid-hero h1 {
    color: white !important;
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.sbgrid-hero p {
    color: rgba(255, 255, 255, 0.9) !important;
    font-size: 0.95rem;
    max-width: 700px;
    margin: 0.5rem auto;
}

.sbgrid-hero .md-button {
    margin: 0.5rem;
    padding: 0.6rem 1.5rem;
    font-weight: 600;
    font-size: 0.85rem;
    background: white;
    color: var(--md-primary-fg-color--dark);
}

.sbgrid-hero .md-button:hover {
    background: #f0f0f0;
    color: var(--md-primary-fg-color);
}

/* Enhanced Grid Cards (SBGrid Blue) */
.md-typeset .grid.cards > ul > li {
    border: 1px solid #eaeaea;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.03);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: #ffffff;
    padding: 0.8rem;
}

.md-typeset .grid.cards > ul > li:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.08);
    border-color: var(--md-primary-fg-color);
}

/* Card Title Bar */
.md-typeset .grid.cards > ul > li > p:first-child {
    margin: -0.8rem -0.8rem 0.8rem -0.8rem;
    padding: 0.8rem;
    background: #fffcfc;
    border-bottom: 1px solid #f0f0f0;
    border-radius: 8px 8px 0 0;
    color: var(--md-primary-fg-color--dark);
    font-weight: 700;
}

/* Screenshot Styling */
.md-typeset img:not(.sbgrid-logo) {
    border: 1px solid #eee;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    margin: 1rem 0;
    transition: transform 0.2s ease;
}

/* Modern Admonitions */
.md-typeset .admonition,
.md-typeset details {
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.03);
    border-left-width: 0.3rem;
}

.md-typeset .admonition-title,
.md-typeset summary {
    border-top-left-radius: 8px;
    border-top-right-radius: 8px;
    font-weight: 700;
}

/* Force white text for links styled as buttons */
.md-typeset .md-button,
.md-typeset .md-button--primary {
    color: white !important;
}

.sbgrid-hero .md-button {
    color: var(--md-primary-fg-color--dark) !important;
}

.sbgrid-hero .md-button:hover {
    color: var(--md-primary-fg-color) !important;
}