Files
cs249r_book/tinytorch/site/_static/custom.css
Vijay Janapa Reddi e0f910ae5b style(site): improve navbar responsiveness and version badge layout
- Responsive progressive disclosure: hide date at 1024px, icons-only at 768px
- Add 44px touch targets for mobile nav links
- Restyle version badge with separate number/date spans
- Add link-secondary class for visual hierarchy in navbar
2026-02-17 13:53:26 -05:00

1888 lines
43 KiB
CSS

/* ============================================
TinyTorch Design System - ML Systems Education
============================================
Aligns with MLSysBook brand tokens while maintaining
the distinctive amber/fire theme.
Brand reference: _brand/tokens.scss
- $tinytorch-accent: #D4740C (Amber - builder, warm)
- $brand-font-sans: Inter
- $brand-font-mono: JetBrains Mono
============================================ */
/* ============================================
Google Fonts - Matching MLSysBook Ecosystem
============================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');
/* ============================================
Base Typography - Ecosystem Standard Fonts
============================================ */
body,
.bd-content,
.bd-sidebar,
.bd-header {
font-family: var(--brand-font-sans);
}
pre,
code,
.highlight,
.codehilite {
font-family: var(--brand-font-mono);
}
/* ============================================
Visually Hidden (for screen readers/SEO)
============================================ */
.visually-hidden,
.visually-hidden > * {
position: absolute !important;
width: 1px !important;
height: 1px !important;
padding: 0 !important;
margin: -1px !important;
overflow: hidden !important;
clip: rect(0, 0, 0, 0) !important;
white-space: nowrap !important;
border: 0 !important;
}
/* Hide the h1 on intro page (used for browser tab title only) */
h1[id*="don"][id*="import"][id*="torch"],
section[id*="don"][id*="import"] > h1:first-child {
position: absolute !important;
width: 1px !important;
height: 1px !important;
padding: 0 !important;
margin: -1px !important;
overflow: hidden !important;
clip: rect(0, 0, 0, 0) !important;
white-space: nowrap !important;
border: 0 !important;
}
/* ============================================
Header Icons - Hide Download & Align
============================================ */
/* Hide download button completely */
.dropdown-download-buttons,
.dropdown.dropdown-download,
.btn.dropdown-toggle[aria-label*="download"],
button[aria-label*="Download"],
.header-article-item:has(.dropdown-download),
.download-button {
display: none !important;
}
/* Align header article icons properly */
.header-article-items {
display: flex !important;
align-items: center !important;
gap: 0.5rem !important;
}
.header-article-item {
display: flex !important;
align-items: center !important;
justify-content: center !important;
}
/* Make all header buttons same size and aligned */
.header-article-items button,
.header-article-items .btn {
display: flex !important;
align-items: center !important;
justify-content: center !important;
padding: 0.5rem !important;
min-width: 2.5rem !important;
min-height: 2.5rem !important;
}
/* Dropdown buttons container alignment */
.dropdown-buttons {
display: flex !important;
align-items: center !important;
gap: 0.25rem !important;
}
/* Hide intro page from sidebar navigation */
.bd-sidebar nav a[href="intro.html"],
.bd-sidebar nav a[href="./intro.html"],
.bd-sidebar nav a[href="../intro.html"],
.bd-links a[href="intro.html"],
nav.bd-links a[href="intro.html"],
.bd-toc-item a[href="intro.html"] {
display: none !important;
}
/* Hide any list item containing intro.html link */
.bd-sidebar nav li:has(a[href="intro.html"]),
.bd-links li:has(a[href="intro.html"]) {
display: none !important;
}
/* Textbook link in main content */
.bd-content p a[href*="mlsysbook.ai"],
.bd-content p a.textbook-link {
color: #64748b;
text-decoration: none;
border-bottom: 1px solid #cbd5e1;
transition: all 0.2s ease;
}
.bd-content p a[href*="mlsysbook.ai"]:hover,
.bd-content p a.textbook-link:hover {
color: #1e293b;
border-bottom-color: #1e293b;
}
/* Tier card hover effects */
.tier-card {
transition: transform 0.2s ease, box-shadow 0.2s ease !important;
cursor: pointer;
}
.tier-card:hover {
transform: translateY(-4px);
box-shadow: 0 8px 16px rgba(0,0,0,0.2) !important;
}
/* Color Variables - ML Systems Theme
Aligned with _brand/tokens.scss for ecosystem consistency */
:root {
/* ========================================
BRAND TOKENS (from _brand/tokens.scss)
======================================== */
--brand-crimson: #A51C30; /* Harvard crimson - textbook */
--brand-teal: #148F77; /* Kits accent */
--brand-purple: #7D3C98; /* Collabs accent */
--brand-amber: #D4740C; /* TinyTorch accent - PRIMARY */
--brand-dark: #1a1a1a;
--brand-light: #f8f9fa;
--brand-white: #ffffff;
/* Typography - Ecosystem Standard */
--brand-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
--brand-font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
/* Spacing - Ecosystem Standard */
--brand-radius-sm: 4px;
--brand-radius-md: 8px;
--brand-radius-lg: 12px;
--brand-spacing: 0.5rem;
/* Shadows - Ecosystem Standard */
--brand-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
--brand-shadow-md: 0 2px 8px rgba(0, 0, 0, 0.1);
--brand-shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.1);
/* ========================================
TINYTORCH-SPECIFIC COLORS
======================================== */
/* Primary Accent - Amber/Fire Theme */
--tt-accent: #D4740C; /* Brand amber */
--tt-accent-light: #f59e0b; /* Lighter amber */
--tt-accent-lighter: #fbbf24; /* Golden amber */
/* Fire Gradient (Tagline) */
--tt-fire-red: #E74C3C;
--tt-fire-orange: #E67E22;
--tt-fire-yellow: #F39C12;
/* Legacy blue (kept for timeline/diagrams) */
--tt-primary-blue: #1e3a8a;
--tt-primary-blue-light: #3b82f6;
--tt-primary-blue-lighter: #60a5fa;
/* Tier Colors - Learning Journey */
--tt-foundation-bg: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
--tt-foundation-border: #1976d2;
--tt-foundation-text: #0d47a1;
--tt-foundation-text-light: #1565c0;
--tt-architecture-bg: linear-gradient(135deg, #f3e5f5 0%, #e1bee7 100%);
--tt-architecture-border: #7b1fa2;
--tt-architecture-text: #4a148c;
--tt-architecture-text-light: #6a1b9a;
--tt-optimization-bg: linear-gradient(135deg, #fff3e0 0%, #ffe0b2 100%);
--tt-optimization-border: #f57c00;
--tt-optimization-text: #e65100;
--tt-optimization-text-light: #ef6c00;
--tt-olympics-bg: linear-gradient(135deg, #fce4ec 0%, #f8bbd0 100%);
--tt-olympics-border: #c2185b;
--tt-olympics-text: #880e4f;
--tt-olympics-text-light: #ad1457;
/* Semantic Colors */
--tt-text-primary: #1f2937;
--tt-text-secondary: #374151;
--tt-text-muted: #6b7280;
/* Spacing System (using brand tokens) */
--tt-space-xs: 0.5rem;
--tt-space-sm: 0.75rem;
--tt-space-md: 1rem;
--tt-space-lg: 1.5rem;
--tt-space-xl: 2rem;
--tt-space-2xl: 3rem;
/* Border Radius (using brand tokens) */
--tt-radius-sm: var(--brand-radius-sm);
--tt-radius-md: var(--brand-radius-md);
/* Shadows (using brand tokens) */
--tt-shadow-sm: var(--brand-shadow-sm);
--tt-shadow-md: var(--brand-shadow-md);
--tt-shadow-lg: var(--brand-shadow-lg);
}
/* ============================================
Mermaid Diagram Styling
============================================ */
/* Container styling */
pre.mermaid {
background: transparent !important;
border: none !important;
margin: 1.5rem auto !important;
text-align: center !important;
padding: 0 !important;
}
.mermaid {
font-family: var(--brand-font-sans) !important;
margin: 2rem 0 !important;
}
/* Flowchart nodes */
.mermaid .node rect,
.mermaid .node circle,
.mermaid .node ellipse,
.mermaid .node polygon {
stroke-width: 2px;
rx: 5px;
ry: 5px;
}
/* Labels */
.mermaid .label {
font-family: var(--brand-font-sans) !important;
font-size: 14px !important;
}
/* Edge labels */
.mermaid .edgeLabel {
background-color: white;
padding: 4px 8px;
border-radius: 4px;
font-size: 13px !important;
}
/* Sequence diagram */
.mermaid .actor {
stroke: #1976d2;
fill: #e3f2fd;
}
.mermaid .actor-line {
stroke: #1976d2;
}
.mermaid .messageLine0,
.mermaid .messageLine1 {
stroke: #666;
stroke-width: 2;
}
/* Note boxes */
.mermaid .note {
fill: #fff5e6;
stroke: #ff9800;
}
/* Class diagram */
.mermaid .classGroup rect {
fill: #e3f2fd;
stroke: #1976d2;
}
.mermaid .classLabel .box {
fill: #1976d2;
}
.mermaid .classLabel .label {
fill: white;
font-weight: 600;
}
/* Fix oversized navigation links at bottom of pages */
.prev-next-area .prev-next-info .prev-next-label {
font-size: 0.9rem !important;
font-weight: normal !important;
}
.prev-next-area .prev-next-info a {
font-size: 1rem !important;
font-weight: 500 !important;
line-height: 1.4 !important;
}
/* Ensure consistent navigation styling */
.prev-next-area {
border-top: 1px solid #dee2e6;
padding-top: 1rem;
margin-top: 2rem;
margin-bottom: 0;
}
.prev-next-area .prev-next-info {
max-width: none !important;
}
/* TinyTorch Top Bar - Fire-themed navigation */
.tinytorch-bar {
background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
color: #ffffff;
padding: 0;
position: fixed;
top: 0;
left: 0;
right: 0;
z-index: 9999;
font-family: var(--brand-font-sans);
transition: transform 0.3s ease;
height: 60px; /* Match Quarto navbar height */
border-bottom: 2px solid var(--tt-accent);
}
.tinytorch-bar.hidden {
transform: translateY(-100%);
}
.tinytorch-bar-content {
max-width: 100%;
height: 100%;
margin: 0;
padding: 0 1.25rem;
display: flex;
justify-content: space-between;
align-items: center;
}
.tinytorch-bar-left {
display: flex;
align-items: center;
gap: 1rem;
height: 100%;
}
.tinytorch-bar-brand {
display: flex;
align-items: center;
font-size: 1.2rem;
font-weight: 700;
color: #fbbf24 !important;
text-decoration: none !important;
letter-spacing: -0.01em;
text-shadow: 0 0 12px rgba(251, 191, 36, 0.3);
}
.tinytorch-bar-brand:hover {
color: #fde68a !important;
text-shadow: 0 0 16px rgba(251, 191, 36, 0.45);
}
.tinytorch-bar-brand .brand-fire {
font-size: 1.1rem;
}
.tinytorch-bar-badge {
font-size: 0.75rem;
font-weight: 600;
color: #fbbf24;
background: rgba(251, 191, 36, 0.12);
padding: 0.3rem 0.75rem;
border-radius: 4px;
border: 1px solid rgba(251, 191, 36, 0.25);
text-transform: uppercase;
letter-spacing: 0.02em;
}
.tinytorch-bar-version {
font-size: 0.75rem;
font-weight: 500;
color: #9ca3af;
background: rgba(156, 163, 175, 0.1);
padding: 0.3rem 0.75rem;
border-radius: 4px;
border: 1px solid rgba(156, 163, 175, 0.2);
text-decoration: none;
font-family: 'SF Mono', 'Fira Code', 'Fira Mono', 'Roboto Mono', monospace;
letter-spacing: 0.01em;
transition: all 0.15s ease;
}
.tinytorch-bar-version:hover {
color: #e5e7eb;
background: rgba(156, 163, 175, 0.18);
border-color: rgba(156, 163, 175, 0.35);
}
.tinytorch-bar-links {
display: flex;
align-items: center;
gap: 0.25rem;
height: 100%;
}
.tinytorch-bar-links a {
display: flex;
align-items: center;
gap: 0.5rem;
color: #e5e7eb;
text-decoration: none;
font-size: 0.9rem;
font-weight: 500;
padding: 0.6rem 1rem;
border-radius: 6px;
transition: all 0.15s ease;
background: transparent;
border: none;
}
.tinytorch-bar-links a:hover {
background: rgba(249, 115, 22, 0.15);
color: #ffffff;
}
.tinytorch-bar-links .link-icon {
font-size: 1rem;
}
.tinytorch-bar-links .link-text {
font-size: 0.9rem;
}
/* Download link - same as other links, no special styling */
.tinytorch-bar-links a.download-link {
background: transparent;
border: none;
}
.tinytorch-bar-links a.download-link:hover {
background: rgba(249, 115, 22, 0.15);
border: none;
}
/* Subscribe link - same as others, no special treatment */
.tinytorch-bar-links a.subscribe-trigger {
background: transparent;
}
.tinytorch-bar-links a.subscribe-trigger:hover {
background: rgba(249, 115, 22, 0.15);
}
/* ── Responsive: progressive disclosure across breakpoints ── */
/* Tablet landscape / small desktop — drop date from version, shrink link padding */
@media (max-width: 1024px) {
.tinytorch-bar-version .version-date {
display: none;
}
.tinytorch-bar-links a {
padding: 0.5rem 0.7rem;
}
}
/* Tablet portrait — icons only, shrink badge, ensure 44px touch targets */
@media (max-width: 768px) {
.tinytorch-bar-links .link-text {
display: none;
}
.tinytorch-bar-links a {
min-width: 44px;
min-height: 44px;
display: flex;
align-items: center;
justify-content: center;
padding: 0;
}
.tinytorch-bar-links .link-icon {
font-size: 1.15rem;
}
.tinytorch-bar-badge {
font-size: 0.65rem;
padding: 0.2rem 0.5rem;
}
.tinytorch-bar-left {
gap: 0.5rem;
}
.tinytorch-bar-content {
padding: 0 0.75rem;
}
.tinytorch-bar {
height: 48px;
}
.tinytorch-bar-links {
gap: 0;
}
}
/* Phone — hide badge, hide secondary links, keep compact version */
@media (max-width: 600px) {
.tinytorch-bar-badge {
display: none;
}
.tinytorch-bar-links a.link-secondary {
display: none;
}
.tinytorch-bar-version {
font-size: 0.7rem;
padding: 0.2rem 0.5rem;
}
.tinytorch-bar {
height: 44px;
}
.tinytorch-bar-brand {
font-size: 1.05rem;
}
}
/* Small phone — hide version too, brand + 3 primary icons */
@media (max-width: 420px) {
.tinytorch-bar-version {
display: none;
}
.tinytorch-bar-brand {
font-size: 1rem;
}
.tinytorch-bar-brand .brand-fire {
font-size: 0.9rem;
}
}
/* ============================================
Dark Mode - TinyTorch Bar
============================================ */
/* Light mode: bar stays dark (already dark by default) */
/* Dark mode: slightly adjust for better contrast */
html[data-theme="dark"] .tinytorch-bar {
background: linear-gradient(135deg, #0f172a 0%, #020617 100%);
border-bottom-color: #ea580c;
}
html[data-theme="dark"] .tinytorch-bar-links a {
color: #d1d5db;
}
html[data-theme="dark"] .tinytorch-bar-links a:hover {
background: rgba(249, 115, 22, 0.2);
color: #ffffff;
}
html[data-theme="dark"] .tinytorch-bar-links a.download-link {
background: rgba(249, 115, 22, 0.15);
border-color: rgba(249, 115, 22, 0.4);
}
html[data-theme="dark"] .tinytorch-bar-links a.download-link:hover {
background: rgba(249, 115, 22, 0.3);
border-color: rgba(249, 115, 22, 0.6);
}
html[data-theme="dark"] .tinytorch-bar-badge {
background: rgba(251, 191, 36, 0.15);
border-color: rgba(251, 191, 36, 0.3);
}
/* Push down Jupyter Book header to make room for TinyTorch bar */
header.bd-header {
margin-top: 3.5rem !important;
}
@media (max-width: 768px) {
header.bd-header {
margin-top: 2.75rem !important;
}
}
@media (max-width: 600px) {
header.bd-header {
margin-top: 2.5rem !important;
}
}
/* When announcement bar is present, add extra space */
body.has-announcement header.bd-header {
margin-top: 6rem !important;
}
body.has-announcement .tinytorch-bar {
top: 2.5rem !important;
}
@media (max-width: 768px) {
body.has-announcement header.bd-header {
margin-top: 5rem !important;
}
body.has-announcement .tinytorch-bar {
top: 2.25rem !important;
}
}
@media (max-width: 600px) {
body.has-announcement header.bd-header {
margin-top: 4.5rem !important;
}
body.has-announcement .tinytorch-bar {
top: 2rem !important;
}
}
/* Hide icon links from sidebar completely - only show in top navbar */
.bd-sidebar .icon-links,
.bd-sidebar .navbar-icon-links,
.bd-sidebar-primary .icon-links,
.bd-sidebar-primary .navbar-icon-links,
.bd-sidebar-primary .pst-navbar-icon,
.bd-sidebar-primary a.pst-navbar-icon,
.bd-sidebar-primary li.nav-item:has(.pst-navbar-icon),
.sidebar-primary-items__end .icon-links,
.sidebar-primary-items__end .navbar-icon-links,
.sidebar-primary-items__end .nav-item,
.sidebar-primary-items__end .pst-navbar-icon,
a.nav-link.pst-navbar-icon:not(.bd-header *) {
display: none !important;
}
/* Navbar icon links - keep on one line with proper spacing */
.navbar-icon-links {
display: flex !important;
flex-wrap: nowrap !important;
gap: 0.5rem !important;
align-items: center !important;
}
.navbar-icon-links a,
.navbar-icon-links a.btn,
.navbar-icon-links a[href*="pdf"],
.navbar-icon-links a[href*="download"] {
padding: 0.4rem 0.6rem !important;
font-size: 0.85rem !important;
display: flex !important;
align-items: center !important;
gap: 0.3rem !important;
border-radius: 6px !important;
transition: background-color 0.2s ease !important;
background: transparent !important;
background-color: transparent !important;
border: none !important;
border-color: transparent !important;
box-shadow: none !important;
white-space: nowrap !important;
}
.navbar-icon-links a:hover {
background-color: rgba(255, 130, 70, 0.15) !important;
}
.navbar-icon-links a i,
.navbar-icon-links a svg {
font-size: 1rem !important;
}
/* Increase overall navbar height for breathing room - match MLSysBook */
.bd-header .navbar-header-items {
min-height: 60px !important;
padding: 0.75rem 0 !important;
}
/* ============================================
Logo/Brand Text Styling - Fire Theme
============================================ */
/* Sidebar and header brand text - golden amber */
.navbar-brand-box .site-logo,
.navbar-brand .site-logo,
.sidebar-brand-text,
.navbar-brand-text,
a.navbar-brand,
.bd-header .navbar-brand,
.bd-sidebar .navbar-brand,
.sidebar-brand-container a,
.navbar-header-items__start a.navbar-brand {
color: #fbbf24 !important; /* Golden amber - fire theme */
text-decoration: none !important;
font-weight: 600 !important;
letter-spacing: -0.01em !important;
transition: color 0.2s ease !important;
}
.navbar-brand-box .site-logo:hover,
.navbar-brand .site-logo:hover,
a.navbar-brand:hover,
.bd-header .navbar-brand:hover,
.sidebar-brand-container a:hover {
color: #fcd34d !important; /* Lighter amber on hover */
text-decoration: none !important;
}
/* Dark mode - same golden amber tones */
html[data-theme="dark"] .navbar-brand-box .site-logo,
html[data-theme="dark"] .navbar-brand .site-logo,
html[data-theme="dark"] a.navbar-brand,
html[data-theme="dark"] .bd-header .navbar-brand,
html[data-theme="dark"] .sidebar-brand-container a {
color: #fbbf24 !important;
}
html[data-theme="dark"] .navbar-brand-box .site-logo:hover,
html[data-theme="dark"] .navbar-brand .site-logo:hover,
html[data-theme="dark"] a.navbar-brand:hover,
html[data-theme="dark"] .bd-header .navbar-brand:hover,
html[data-theme="dark"] .sidebar-brand-container a:hover {
color: #fcd34d !important;
}
/* Responsive navbar icons - hide text on smaller screens */
@media (max-width: 1200px) {
.navbar-icon-links a span,
.navbar-icon-links a .link-text {
display: none !important;
}
.navbar-icon-links a {
padding: 0.4rem !important;
}
.navbar-icon-links {
gap: 0.25rem !important;
}
}
@media (max-width: 768px) {
.navbar-icon-links {
gap: 0.15rem !important;
}
.navbar-icon-links a {
padding: 0.3rem !important;
}
.navbar-icon-links a i,
.navbar-icon-links a svg {
font-size: 0.9rem !important;
}
}
/* Add spacing to main content area */
.bd-container {
padding-top: 0.5rem !important;
}
/* ============================================
Interactive Timeline - ML History Journey
============================================ */
.ml-timeline-container {
position: relative;
max-width: 900px;
margin: 2rem auto;
padding: 1rem 0;
}
.ml-timeline-line {
position: absolute;
left: 50%;
top: 0;
bottom: 0;
width: 3px;
background: linear-gradient(180deg,
#E74C3C 0%, /* Perceptron - Red */
#E67E22 20%, /* XOR - Orange */
#F39C12 40%, /* MLP - Yellow */
#3b82f6 60%, /* CNN - Blue */
#7b1fa2 80%, /* Transformer - Purple */
#c2185b 100% /* Olympics - Pink */
);
transform: translateX(-50%);
box-shadow: 0 0 8px rgba(0,0,0,0.1);
}
.ml-timeline-item {
position: relative;
margin-bottom: 2.5rem;
opacity: 0;
animation: fadeInUp 0.6s ease forwards;
}
.ml-timeline-item:nth-child(1) { animation-delay: 0.1s; }
.ml-timeline-item:nth-child(2) { animation-delay: 0.2s; }
.ml-timeline-item:nth-child(3) { animation-delay: 0.3s; }
.ml-timeline-item:nth-child(4) { animation-delay: 0.4s; }
.ml-timeline-item:nth-child(5) { animation-delay: 0.5s; }
.ml-timeline-item:nth-child(6) { animation-delay: 0.6s; }
@keyframes fadeInUp {
from {
opacity: 0;
transform: translateY(20px);
}
to {
opacity: 1;
transform: translateY(0);
}
}
.ml-timeline-item.left .ml-timeline-content {
margin-right: 55%;
text-align: right;
}
.ml-timeline-item.right .ml-timeline-content {
margin-left: 55%;
text-align: left;
}
.ml-timeline-content {
background: white;
padding: 1rem 1.25rem;
border-radius: 0.5rem;
box-shadow: 0 2px 8px rgba(0,0,0,0.08);
cursor: pointer;
transition: all 0.3s ease;
border: 2px solid transparent;
position: relative;
}
.ml-timeline-content:hover {
transform: scale(1.03);
box-shadow: 0 4px 16px rgba(0,0,0,0.12);
border-color: currentColor;
}
.ml-timeline-dot {
position: absolute;
left: 50%;
top: 1rem;
width: 20px;
height: 20px;
border-radius: 50%;
background: white;
border: 3px solid;
transform: translateX(-50%);
z-index: 10;
box-shadow: 0 0 0 3px rgba(255,255,255,0.5);
transition: all 0.3s ease;
}
.ml-timeline-item:hover .ml-timeline-dot {
transform: translateX(-50%) scale(1.2);
box-shadow: 0 0 0 6px rgba(255,255,255,0.8);
}
.ml-timeline-year {
font-size: 1.25rem;
font-weight: 700;
margin: 0 0 0.25rem 0;
background: linear-gradient(135deg, currentColor, currentColor);
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
}
.ml-timeline-title {
font-size: 1rem;
font-weight: 600;
margin: 0.25rem 0;
color: #1f2937;
}
.ml-timeline-desc {
font-size: 0.875rem;
color: #6b7280;
margin: 0.25rem 0 0.5rem 0;
line-height: 1.4;
}
.ml-timeline-tech {
font-family: var(--brand-font-mono);
font-size: 0.75rem;
background: #f3f4f6;
padding: 0.4rem 0.5rem;
border-radius: var(--brand-radius-sm);
margin: 0.5rem 0 0 0;
color: #374151;
white-space: pre-line;
}
.ml-timeline-popup {
position: fixed;
top: 0;
left: 0;
right: 0;
bottom: 0;
background: rgba(0,0,0,0.6);
display: none;
align-items: center;
justify-content: center;
z-index: 10000;
padding: 2rem;
animation: fadeIn 0.3s ease;
}
.ml-timeline-popup.active {
display: flex;
}
@keyframes fadeIn {
from { opacity: 0; }
to { opacity: 1; }
}
.ml-timeline-popup-content {
background: white;
border-radius: 1rem;
max-width: 700px;
width: 100%;
max-height: 85vh;
overflow-y: auto;
padding: 2.5rem;
position: relative;
box-shadow: 0 20px 60px rgba(0,0,0,0.3);
animation: slideUp 0.3s ease;
}
@keyframes slideUp {
from {
opacity: 0;
transform: translateY(50px);
}
to {
opacity: 1;
transform: translateY(0);
}
}
.ml-timeline-popup-close {
position: absolute;
top: 1rem;
right: 1rem;
background: #f3f4f6;
border: none;
width: 36px;
height: 36px;
border-radius: 50%;
cursor: pointer;
font-size: 1.5rem;
color: #6b7280;
display: flex;
align-items: center;
justify-content: center;
transition: all 0.2s ease;
}
.ml-timeline-popup-close:hover {
background: #e5e7eb;
color: #1f2937;
transform: rotate(90deg);
}
.ml-timeline-popup h3 {
margin: 0 0 1rem 0;
font-size: 1.8rem;
font-weight: 700;
}
.ml-timeline-popup-year {
display: inline-block;
background: linear-gradient(135deg, currentColor, currentColor);
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
font-size: 2rem;
font-weight: 800;
margin-right: 1rem;
}
.ml-timeline-popup-subtitle {
font-size: 1.1rem;
color: #6b7280;
margin: 0.5rem 0 1.5rem 0;
font-style: italic;
}
.ml-timeline-popup-section {
margin: 1.5rem 0;
}
.ml-timeline-popup-section h4 {
font-size: 1rem;
font-weight: 600;
color: #1f2937;
margin: 0 0 0.75rem 0;
text-transform: uppercase;
letter-spacing: 0.5px;
}
.ml-timeline-popup-section p,
.ml-timeline-popup-section ul {
font-size: 0.95rem;
color: #374151;
line-height: 1.7;
margin: 0.5rem 0;
}
.ml-timeline-popup-section ul {
padding-left: 1.5rem;
}
.ml-timeline-popup-section li {
margin: 0.375rem 0;
}
.ml-timeline-popup-code {
background: #f9fafb;
border: 1px solid #e5e7eb;
border-radius: var(--brand-radius-md);
padding: 1rem;
font-family: var(--brand-font-mono);
font-size: 0.85rem;
color: #1f2937;
margin: 1rem 0;
white-space: pre-line;
line-height: 1.6;
}
.ml-timeline-popup-metrics {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 1rem;
margin: 1rem 0;
}
.ml-timeline-popup-metric {
background: #f9fafb;
border-left: 3px solid currentColor;
padding: 0.75rem 1rem;
border-radius: 0.375rem;
}
.ml-timeline-popup-metric-label {
font-size: 0.75rem;
text-transform: uppercase;
letter-spacing: 0.5px;
color: #6b7280;
font-weight: 600;
margin-bottom: 0.25rem;
}
.ml-timeline-popup-metric-value {
font-size: 1.1rem;
font-weight: 700;
color: #1f2937;
}
/* Color variants for each milestone */
.ml-timeline-item.perceptron .ml-timeline-dot { border-color: #E74C3C; }
.ml-timeline-item.perceptron .ml-timeline-year { color: #E74C3C; }
.ml-timeline-item.perceptron .ml-timeline-content:hover { border-color: #E74C3C; }
.ml-timeline-item.perceptron .ml-timeline-popup-year { color: #E74C3C; }
.ml-timeline-item.xor .ml-timeline-dot { border-color: #E67E22; }
.ml-timeline-item.xor .ml-timeline-year { color: #E67E22; }
.ml-timeline-item.xor .ml-timeline-content:hover { border-color: #E67E22; }
.ml-timeline-item.xor .ml-timeline-popup-year { color: #E67E22; }
.ml-timeline-item.mlp .ml-timeline-dot { border-color: #F39C12; }
.ml-timeline-item.mlp .ml-timeline-year { color: #F39C12; }
.ml-timeline-item.mlp .ml-timeline-content:hover { border-color: #F39C12; }
.ml-timeline-item.mlp .ml-timeline-popup-year { color: #F39C12; }
.ml-timeline-item.cnn .ml-timeline-dot { border-color: #3b82f6; }
.ml-timeline-item.cnn .ml-timeline-year { color: #3b82f6; }
.ml-timeline-item.cnn .ml-timeline-content:hover { border-color: #3b82f6; }
.ml-timeline-item.cnn .ml-timeline-popup-year { color: #3b82f6; }
.ml-timeline-item.transformer .ml-timeline-dot { border-color: #7b1fa2; }
.ml-timeline-item.transformer .ml-timeline-year { color: #7b1fa2; }
.ml-timeline-item.transformer .ml-timeline-content:hover { border-color: #7b1fa2; }
.ml-timeline-item.transformer .ml-timeline-popup-year { color: #7b1fa2; }
.ml-timeline-item.olympics .ml-timeline-dot { border-color: #c2185b; }
.ml-timeline-item.olympics .ml-timeline-year { color: #c2185b; }
.ml-timeline-item.olympics .ml-timeline-content:hover { border-color: #c2185b; }
.ml-timeline-item.olympics .ml-timeline-popup-year { color: #c2185b; }
/* Responsive design */
@media (max-width: 768px) {
.ml-timeline-line {
left: 30px;
}
.ml-timeline-dot {
left: 30px;
}
.ml-timeline-item.left .ml-timeline-content,
.ml-timeline-item.right .ml-timeline-content {
margin-left: 60px;
margin-right: 0;
text-align: left;
}
.ml-timeline-popup-content {
padding: 1.5rem;
margin: 1rem;
}
.ml-timeline-popup-metrics {
grid-template-columns: 1fr;
}
}
/* ============================================
Dark Mode Support
============================================ */
html[data-theme="dark"] {
/* Dark mode background and text colors */
--pst-color-background: #1a1a1a;
--pst-color-on-background: #e0e0e0;
--pst-color-surface: #242424;
--pst-color-on-surface: #e0e0e0;
/* Sidebar colors */
--pst-color-sidebar-bg: #1f1f1f;
--pst-color-sidebar-text: #e0e0e0;
--pst-color-sidebar-link: #90caf9;
--pst-color-sidebar-link-hover: #64b5f6;
/* Code block colors */
--pst-color-code-bg: #2d2d2d;
--pst-color-code-text: #e0e0e0;
}
/* Dark mode - Logo treatment */
html[data-theme="dark"] .sidebar-brand-container img,
html[data-theme="dark"] .navbar-brand img,
html[data-theme="dark"] img.logo {
background: #ffffff;
border-radius: 8px;
padding: 8px;
box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}
/* Dark mode - Main content area */
html[data-theme="dark"] body {
background-color: #1a1a1a;
color: #e0e0e0;
}
html[data-theme="dark"] .bd-main {
background-color: #1a1a1a;
}
html[data-theme="dark"] .bd-container {
background-color: #1a1a1a;
}
html[data-theme="dark"] .bd-content {
background-color: #1a1a1a;
color: #e0e0e0;
}
/* Dark mode - Sidebar */
html[data-theme="dark"] .bd-sidebar {
background-color: #1f1f1f !important;
color: #e0e0e0;
}
html[data-theme="dark"] .bd-sidebar .nav-link {
color: #b0b0b0 !important;
}
html[data-theme="dark"] .bd-sidebar .nav-link:hover {
color: #90caf9 !important;
background-color: #2a2a2a !important;
}
html[data-theme="dark"] .bd-sidebar .nav-link.active {
color: #64b5f6 !important;
background-color: #2d2d2d !important;
border-left-color: #64b5f6 !important;
}
html[data-theme="dark"] .bd-sidebar .caption {
color: #90caf9 !important;
}
/* Dark mode - Headers */
html[data-theme="dark"] .bd-header {
background-color: #1f1f1f !important;
color: #e0e0e0;
}
html[data-theme="dark"] h1,
html[data-theme="dark"] h2,
html[data-theme="dark"] h3,
html[data-theme="dark"] h4,
html[data-theme="dark"] h5,
html[data-theme="dark"] h6 {
color: #f0f0f0;
}
/* Dark mode - Links */
html[data-theme="dark"] a {
color: #90caf9;
}
html[data-theme="dark"] a:hover {
color: #64b5f6;
}
/* Dark mode - Code blocks */
html[data-theme="dark"] pre,
html[data-theme="dark"] code {
background-color: #2d2d2d !important;
color: #e0e0e0 !important;
}
html[data-theme="dark"] .highlight {
background-color: #2d2d2d !important;
}
/* Dark mode - Timeline */
html[data-theme="dark"] .ml-timeline-content {
background-color: #2a2a2a;
color: #e0e0e0;
box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}
html[data-theme="dark"] .ml-timeline-content:hover {
box-shadow: 0 4px 16px rgba(0,0,0,0.4);
}
html[data-theme="dark"] .ml-timeline-title {
color: #f0f0f0;
}
html[data-theme="dark"] .ml-timeline-desc {
color: #b0b0b0;
}
html[data-theme="dark"] .ml-timeline-tech {
background: #333333;
color: #e0e0e0;
}
html[data-theme="dark"] .ml-timeline-dot {
background: #1a1a1a;
}
html[data-theme="dark"] .ml-timeline-popup {
background: rgba(0,0,0,0.8);
}
html[data-theme="dark"] .ml-timeline-popup-content {
background-color: #2a2a2a;
color: #e0e0e0;
}
html[data-theme="dark"] .ml-timeline-popup h3,
html[data-theme="dark"] .ml-timeline-popup h4 {
color: #f0f0f0;
}
html[data-theme="dark"] .ml-timeline-popup-subtitle {
color: #b0b0b0;
}
html[data-theme="dark"] .ml-timeline-popup-section p,
html[data-theme="dark"] .ml-timeline-popup-section ul {
color: #d0d0d0;
}
html[data-theme="dark"] .ml-timeline-popup-code {
background: #333333;
border-color: #444444;
color: #e0e0e0;
}
html[data-theme="dark"] .ml-timeline-popup-metric {
background: #333333;
}
html[data-theme="dark"] .ml-timeline-popup-metric-label {
color: #b0b0b0;
}
html[data-theme="dark"] .ml-timeline-popup-metric-value {
color: #f0f0f0;
}
/* ============================================
Hero Carousel - Compact User Journey Design
============================================ */
.hero-carousel-compact {
position: relative;
max-width: 1100px;
margin: 2.5rem auto 3rem auto;
padding: 0 2rem;
}
.carousel-track {
position: relative;
width: 100%;
height: 450px;
overflow: visible;
}
.carousel-item {
position: absolute;
top: 0;
left: 0;
width: 100%;
display: none;
opacity: 0;
transition: opacity 0.4s ease-in-out;
z-index: 1;
}
.carousel-item.active {
display: flex;
flex-direction: column;
opacity: 1;
gap: 1.5rem;
align-items: center;
justify-content: flex-start;
}
.gif-preview {
width: 100%;
height: auto;
background: #1e1e1e;
border: 1px solid #2d2d2d;
border-radius: 8px;
display: flex;
align-items: center;
justify-content: center;
box-shadow: 0 4px 12px rgba(0,0,0,0.3);
transition: transform 0.3s ease;
position: relative;
overflow: hidden;
}
.gif-preview:hover {
transform: scale(1.002);
box-shadow: 0 6px 16px rgba(0,0,0,0.4);
}
.gif-preview img {
width: 100%;
height: auto;
object-fit: cover;
display: block;
border-radius: 6px;
}
.preview-fallback {
font-size: 6rem;
opacity: 0.5;
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
z-index: 1;
}
.gif-preview img:not([src=""]) + .preview-fallback,
.gif-preview img[src]:not([src=""]) + .preview-fallback {
display: none;
}
.preview-icon {
font-size: 6rem;
opacity: 0.5;
}
.carousel-text {
text-align: center;
width: 100%;
margin-top: 1rem;
padding: 0 1rem;
}
.carousel-text h4 {
font-size: 1.5rem;
color: #1e293b;
margin: 0 0 0.5rem 0;
font-weight: 600;
line-height: 1.3;
}
.carousel-text p {
font-size: 0.95rem;
color: #64748b;
margin: 0;
line-height: 1.6;
font-family: var(--brand-font-mono);
}
.carousel-nav {
position: absolute;
top: 405px;
left: 50%;
transform: translateX(-50%);
display: flex;
align-items: center;
justify-content: center;
gap: 1rem;
z-index: 100;
}
.nav-arrow {
background: #e2e8f0;
border: none;
width: 32px;
height: 32px;
border-radius: 50%;
font-size: 1.1rem;
color: #475569;
cursor: pointer;
display: flex;
align-items: center;
justify-content: center;
transition: all 0.2s ease;
box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}
.nav-arrow:hover {
background: #1e3a8a;
color: white;
transform: scale(1.1);
}
.carousel-indicators {
display: none;
}
.indicator {
display: none;
}
.indicator:hover {
display: none;
}
.indicator.active {
display: none;
}
/* Dark mode support */
html[data-theme="dark"] .gif-preview {
background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
border-color: #475569;
}
html[data-theme="dark"] .carousel-text h4 {
color: #f1f5f9;
}
html[data-theme="dark"] .carousel-text p {
color: #cbd5e1;
}
html[data-theme="dark"] .nav-arrow {
background: #334155;
color: #cbd5e1;
}
html[data-theme="dark"] .nav-arrow:hover {
background: #3b82f6;
color: white;
}
html[data-theme="dark"] .indicator {
background: #475569;
}
html[data-theme="dark"] .indicator:hover {
background: #64748b;
}
html[data-theme="dark"] .indicator.active {
background: #3b82f6;
}
/* Comparison grid responsive wrapping - stack on tablets and smaller */
@media (max-width: 1024px) {
.comparison-grid {
grid-template-columns: 1fr !important;
gap: 2rem !important;
}
}
/* Responsive design */
@media (max-width: 768px) {
/* Make logo visible and prominent on mobile */
.navbar-brand {
display: flex !important;
align-items: center;
padding: 0.5rem 0;
}
.navbar-brand img {
max-height: 50px !important;
width: auto;
}
/* Ensure main content headings are visible above carousel */
.bd-content h1 {
font-size: 2rem !important;
margin-top: 1rem !important;
line-height: 1.2 !important;
}
.bd-content h2 {
font-size: 1.5rem !important;
margin: 1rem 0 !important;
}
.bd-content > p {
font-size: 1rem !important;
margin-bottom: 1.5rem !important;
}
/* Stack comparison grid vertically on mobile - tighter spacing */
.comparison-grid {
grid-template-columns: 1fr !important;
gap: 1.5rem !important;
margin: 2rem 0 1.5rem 0 !important;
}
/* Carousel adjustments */
.hero-carousel-compact {
padding: 0 1rem;
margin: 1.5rem auto 2rem auto;
}
.gif-preview {
height: auto;
border-radius: 6px;
}
.gif-preview img {
border-radius: 4px;
}
.carousel-track {
height: 350px;
overflow: visible;
}
.carousel-nav {
top: 330px;
}
.nav-arrow {
width: 40px;
height: 40px;
font-size: 1.2rem;
}
.carousel-item.active {
gap: 1rem;
}
}
html[data-theme="dark"] .ml-timeline-popup-close {
background: #333333;
color: #b0b0b0;
}
html[data-theme="dark"] .ml-timeline-popup-close:hover {
background: #444444;
color: #f0f0f0;
}
/* Dark mode - Tier cards */
html[data-theme="dark"] .bd-content > div[style*="grid"] > div[style*="background"] {
filter: brightness(0.7);
}
/* Dark mode - Table styling */
html[data-theme="dark"] table {
background-color: #2a2a2a;
}
html[data-theme="dark"] th {
background-color: #333333;
color: #f0f0f0;
}
html[data-theme="dark"] td {
background-color: #2a2a2a;
color: #e0e0e0;
border-color: #444444;
}
html[data-theme="dark"] tr:hover {
background-color: #333333;
}
/* Dark mode - Mermaid diagrams */
html[data-theme="dark"] .mermaid table {
background-color: #2a2a2a;
}
html[data-theme="dark"] .mermaid th {
background: linear-gradient(135deg, #cc5800 0%, #cc7700 50%, #dd8826 100%) !important;
}
html[data-theme="dark"] .mermaid td {
background-color: #2a2a2a !important;
border-color: #555555 !important;
}
/* Dark mode - Admonitions and boxes */
html[data-theme="dark"] .admonition {
background-color: #2a2a2a;
border-left-color: #64b5f6;
}
html[data-theme="dark"] .admonition-title {
background-color: #333333;
color: #f0f0f0;
}
/* Dark mode - Navigation footer */
html[data-theme="dark"] .prev-next-area {
border-top-color: #444444;
}
html[data-theme="dark"] .prev-next-info a {
color: #90caf9;
}
html[data-theme="dark"] .prev-next-info a:hover {
color: #64b5f6;
}
/* ==========================================================================
Footer Styling - Clean default Jupyter Book footer
========================================================================== */
/* Tighten footer spacing */
.bd-footer,
footer.bd-footer {
padding-top: 0.5rem !important;
padding-bottom: 0.5rem !important;
margin-top: 0 !important;
font-size: 0.875rem;
}
/* ==========================================================================
Version Badge - Footer version display
========================================================================== */
.tinytorch-version-badge {
text-align: center;
margin-top: 0.5rem;
padding-top: 0.5rem;
border-top: 1px solid rgba(0, 0, 0, 0.1);
}
.tinytorch-version-badge a {
display: inline-flex;
align-items: center;
gap: 0.25rem;
text-decoration: none;
color: #6b7280;
font-size: 0.8rem;
font-family: var(--brand-font-mono);
padding: 0.25rem 0.5rem;
border-radius: 4px;
transition: all 0.2s ease;
}
.tinytorch-version-badge a:hover {
background: rgba(212, 116, 12, 0.1);
color: var(--tt-accent);
}
.tinytorch-version-badge .version-label {
background: linear-gradient(135deg, var(--tt-accent), var(--tt-accent-light));
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
font-weight: 600;
}
html[data-theme="dark"] .tinytorch-version-badge {
border-top-color: rgba(255, 255, 255, 0.1);
}
html[data-theme="dark"] .tinytorch-version-badge a {
color: #9ca3af;
}
html[data-theme="dark"] .tinytorch-version-badge a:hover {
background: rgba(245, 158, 11, 0.15);
color: var(--tt-accent-light);
}
/* ==========================================================================
Announcement Bar - Top of page notifications
========================================================================== */
.tinytorch-announcement-bar {
position: fixed;
top: 0;
left: 0;
right: 0;
z-index: 10000;
background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
color: #ffffff;
padding: 0.6rem 1rem;
font-size: 0.875rem;
border-bottom: 2px solid var(--tt-accent);
animation: slideDown 0.3s ease-out forwards;
}
@keyframes slideDown {
from {
transform: translateY(-100%);
opacity: 0;
}
to {
transform: translateY(0);
opacity: 1;
}
}
.tinytorch-announcement-bar.dismissed {
animation: slideUp 0.3s ease-out forwards;
}
@keyframes slideUp {
from {
transform: translateY(0);
opacity: 1;
}
to {
transform: translateY(-100%);
opacity: 0;
}
}
.announcement-content {
max-width: 1200px;
margin: 0 auto;
display: flex;
flex-direction: column;
gap: 0.25rem;
padding-right: 2rem;
}
.announcement-item {
display: flex;
align-items: center;
justify-content: center;
gap: 0.5rem;
flex-wrap: wrap;
}
.announcement-icon {
font-size: 1rem;
}
.announcement-text {
color: #e5e7eb;
}
.announcement-link {
color: var(--tt-accent-light);
text-decoration: none;
font-weight: 600;
margin-left: 0.5rem;
transition: color 0.2s ease;
}
.announcement-link:hover {
color: var(--tt-accent-lighter);
text-decoration: underline;
}
.announcement-dismiss {
position: absolute;
right: 1rem;
top: 50%;
transform: translateY(-50%);
background: transparent;
border: none;
color: #9ca3af;
font-size: 1.25rem;
cursor: pointer;
padding: 0.25rem;
line-height: 1;
transition: color 0.2s ease;
}
.announcement-dismiss:hover {
color: #ffffff;
}
/* Push down TinyTorch bar when announcement is visible */
.tinytorch-announcement-bar.visible ~ .tinytorch-bar,
body:has(.tinytorch-announcement-bar.visible) .tinytorch-bar {
margin-top: 2.5rem;
}
/* Adjust header when announcement is visible */
body:has(.tinytorch-announcement-bar.visible) header.bd-header {
margin-top: 6rem !important;
}
/* Dark mode */
html[data-theme="dark"] .tinytorch-announcement-bar {
background: linear-gradient(135deg, #0f172a 0%, #020617 100%);
}
/* Responsive */
@media (max-width: 768px) {
.tinytorch-announcement-bar {
padding: 0.5rem 0.75rem;
font-size: 0.8rem;
}
.announcement-item {
text-align: center;
}
.announcement-link {
display: block;
margin-left: 0;
margin-top: 0.25rem;
}
}