CSS 866 lines
/* ==========================================================================
Flash Tutorial — visual system
--------------------------------------------------------------------------
Clean, Apple/Google-inspired: generous whitespace, a confident type scale,
soft tonal elevation instead of hairline-everywhere, white cards on a calm
grey app surface (light) / deep neutral surfaces (dark). One brand accent —
Flash amber — graded per surface so small text always clears ~4.5:1.
Syntax highlighting (Monaco) stays One Dark / One Light verbatim.
========================================================================== */
:root {
--font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
--font-display: 'Orbitron', var(--font-sans); /* wordmark only */
--font-mono: 'JetBrains Mono', 'Fira Code', monospace;
/* Softer, larger radii read calmer than tight corners */
--radius-s: 10px; /* small controls */
--radius-m: 14px; /* cards, callouts, code blocks */
--radius-l: 20px; /* large panels */
--radius-pill: 999px;
/* Spacing scale */
--space-1: 4px;
--space-2: 8px;
--space-3: 12px;
--space-4: 16px;
--space-5: 24px;
--space-6: 32px;
--space-7: 48px;
--transition-fast: 0.15s ease;
--transition-normal: 0.28s cubic-bezier(0.32, 0.72, 0, 1); /* Apple-style ease */
--header-h: 64px;
}
.dark-theme {
/* Surfaces — deep neutral, a touch warmer than pure black */
--bg-app: #17191e;
--bg-panel: #1f2229;
--bg-panel-hover: #262a32;
--bg-header: rgba(23, 25, 30, 0.72);
--bg-elevated: #21252b;
--border-color: #2b2f37;
--border-subtle: #23272e;
/* Text */
--ink: #f5f5f7; /* wordmark neutral */
--text-primary: #e6e8ec;
--text-secondary: #b3b8c2;
--text-muted: #7d828d;
/* Brand accent (amber) — matches the dark logo "lash" (#FBBF24) */
--accent: #fbbf24; /* text & icons on dark */
--accent-fill: #fbbf24; /* filled controls, wordmark "lash" */
--accent-fill-hover: #fcd34d;
--accent-ink: #1a1205; /* text on an amber fill */
--accent-glow: rgba(251, 191, 36, 0.14);
--accent-glow-strong: rgba(251, 191, 36, 0.22);
/* Semantic states */
--info: #61afef; --info-bg: rgba(97, 175, 239, 0.12);
--success: #98c379; --success-bg: rgba(152, 195, 121, 0.12);
--error: #e06c75; --error-bg: rgba(224, 108, 117, 0.12);
--warning: #d19a66; --warning-bg: rgba(209, 154, 102, 0.12);
/* Editor & terminal surfaces — One Dark verbatim to match Monaco */
--bg-editor: #282c34;
--bg-terminal: #16181d;
/* Soft elevation (subtle on dark; pairs with a faint border) */
--shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.30);
--shadow-md: 0 6px 20px rgba(0, 0, 0, 0.36);
--shadow-lg: 0 20px 48px rgba(0, 0, 0, 0.50);
}
.light-theme {
/* Surfaces — Apple-style calm grey app, white cards */
--bg-app: #f5f5f7;
--bg-panel: #ffffff;
--bg-panel-hover: #f0f0f3;
--bg-header: rgba(255, 255, 255, 0.75);
--bg-elevated: #ffffff;
--border-color: #e4e4ea;
--border-subtle: #ececf1;
/* Text */
--ink: #1d1d1f;
--text-primary: #1d1d1f;
--text-secondary: #515154;
--text-muted: #86868b;
/* Brand accent (amber, darkened for small text on light) */
--accent: #b45309;
--accent-fill: #f59e0b;
--accent-fill-hover: #d97706;
--accent-ink: #2a1d04;
--accent-glow: rgba(245, 158, 11, 0.12);
--accent-glow-strong: rgba(245, 158, 11, 0.18);
/* Semantic states */
--info: #2563eb; --info-bg: rgba(37, 99, 235, 0.08);
--success: #16a34a; --success-bg: rgba(22, 163, 74, 0.08);
--error: #dc2626; --error-bg: rgba(220, 38, 38, 0.08);
--warning: #c18401; --warning-bg: rgba(193, 132, 1, 0.10);
/* Editor & terminal surfaces — One Light verbatim to match Monaco */
--bg-editor: #fafafa;
--bg-terminal: #f5f5f7;
/* Soft elevation — layered, low-opacity (Apple/Google) */
--shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04), 0 1px 3px rgba(0, 0, 0, 0.06);
--shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06), 0 2px 6px rgba(0, 0, 0, 0.05);
--shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.10), 0 4px 12px rgba(0, 0, 0, 0.06);
}
/* ==========================================================================
Base Elements & Reset
========================================================================== */
* {
box-sizing: border-box;
margin: 0;
padding: 0;
}
html { -webkit-text-size-adjust: 100%; }
body {
font-family: var(--font-sans);
background-color: var(--bg-app);
color: var(--text-primary);
line-height: 1.6;
overflow: hidden;
height: 100vh;
height: 100dvh; /* mobile: track the real viewport when the URL bar collapses */
display: flex;
flex-direction: column;
-webkit-font-smoothing: antialiased;
text-rendering: optimizeLegibility;
transition: background-color var(--transition-normal), color var(--transition-normal);
}
a {
color: var(--accent);
text-decoration: none;
text-underline-offset: 2px;
transition: color var(--transition-fast);
}
a:hover {
color: var(--accent-fill-hover);
text-decoration: underline;
}
button {
cursor: pointer;
font-family: var(--font-sans);
border: none;
background: none;
color: inherit;
}
:focus-visible {
outline: 2px solid var(--accent-fill);
outline-offset: 2px;
border-radius: var(--radius-s);
}
::selection {
background-color: var(--accent-glow-strong);
color: var(--text-primary);
}
/* Thin, quiet scrollbars */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
background: var(--border-color);
border: 3px solid transparent;
background-clip: padding-box;
border-radius: var(--radius-pill);
}
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); background-clip: padding-box; }
/* ==========================================================================
Header — clean nav bar, frosted glass over the app surface
========================================================================== */
.app-header {
height: var(--header-h);
background-color: var(--bg-header);
-webkit-backdrop-filter: saturate(180%) blur(20px);
backdrop-filter: saturate(180%) blur(20px);
border-bottom: 1px solid var(--border-subtle);
display: flex;
justify-content: space-between;
align-items: center;
padding: 0 24px;
z-index: 30;
flex-shrink: 0;
transition: background-color var(--transition-normal), border-color var(--transition-normal);
}
.header-logo-section {
display: flex;
align-items: center;
gap: 14px;
}
/* Brand wordmark: bold neutral "F" + regular amber "lash" (Orbitron) */
.wordmark {
font-family: var(--font-display);
font-size: 19px;
font-weight: 400;
letter-spacing: 0.02em;
line-height: 1;
}
.wordmark-f { font-weight: 700; color: var(--ink); }
.wordmark-lash { color: var(--accent-fill); }
.sub-badge {
font-size: 11px;
font-weight: 600;
background-color: var(--accent-glow);
color: var(--accent);
padding: 4px 10px;
border-radius: var(--radius-pill);
text-transform: uppercase;
letter-spacing: 0.07em;
}
.header-actions {
display: flex;
align-items: center;
gap: 10px;
}
.github-btn {
display: flex;
align-items: center;
gap: 7px;
font-size: 13px;
font-weight: 500;
color: var(--text-primary);
background-color: var(--bg-panel);
border: 1px solid var(--border-color);
padding: 7px 15px;
border-radius: var(--radius-pill);
transition: background-color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.github-btn:hover {
background-color: var(--bg-panel-hover);
text-decoration: none;
color: var(--text-primary);
box-shadow: var(--shadow-sm);
}
.github-btn i { width: 15px; height: 15px; }
.theme-toggle-btn, .layout-toggle-btn, .sidebar-toggle-btn {
width: 36px;
height: 36px;
border-radius: var(--radius-s);
border: 1px solid transparent;
background-color: transparent;
color: var(--text-secondary);
display: flex;
align-items: center;
justify-content: center;
transition: background-color var(--transition-fast), color var(--transition-fast);
}
.theme-toggle-btn:hover, .layout-toggle-btn:hover, .sidebar-toggle-btn:hover {
background-color: var(--bg-panel-hover);
color: var(--accent);
}
.theme-toggle-btn i, .layout-toggle-btn i, .sidebar-toggle-btn i { width: 18px; height: 18px; }
/* Drawer toggle exists only on narrow screens (see media queries) */
.sidebar-toggle-btn { display: none; flex-shrink: 0; }
/* Theme button shows only the icon for the current mode (auto/light/dark). */
.auto-icon, .light-icon, .dark-icon { display: none; }
.theme-toggle-btn[data-mode="auto"] .auto-icon { display: block; }
.theme-toggle-btn[data-mode="light"] .light-icon { display: block; }
.theme-toggle-btn[data-mode="dark"] .dark-icon { display: block; }
/* ==========================================================================
App Layout
========================================================================== */
.app-layout {
display: flex;
flex: 1;
overflow: hidden;
position: relative;
}
/* Sidebar Navigation */
.app-sidebar {
width: 280px;
background-color: var(--bg-app);
display: flex;
flex-direction: column;
flex-shrink: 0;
transition: background-color var(--transition-normal);
}
/* Dim layer behind the off-canvas drawer; activated on narrow screens */
.sidebar-backdrop {
display: none;
position: fixed;
top: var(--header-h);
left: 0; right: 0; bottom: 0;
background-color: rgba(0, 0, 0, 0.40);
-webkit-backdrop-filter: blur(2px);
backdrop-filter: blur(2px);
z-index: 40;
}
.sidebar-backdrop.visible { display: block; }
.sidebar-header { padding: 24px 28px 10px; }
.sidebar-header h3 {
font-size: 11px;
font-weight: 600;
text-transform: uppercase;
letter-spacing: 0.09em;
color: var(--text-muted);
}
.sidebar-nav {
flex: 1;
overflow-y: auto;
padding: 4px 16px 20px;
display: flex;
flex-direction: column;
gap: 2px;
}
.nav-item {
display: flex;
align-items: center;
padding: 10px 14px;
border-radius: var(--radius-s);
color: var(--text-secondary);
font-size: 14px;
font-weight: 500;
line-height: 1.3;
text-align: left;
transition: background-color var(--transition-fast), color var(--transition-fast);
}
.nav-item:hover {
background-color: var(--bg-panel-hover);
color: var(--text-primary);
}
.nav-item.active {
background-color: var(--accent-glow);
color: var(--accent);
font-weight: 600;
}
.nav-loading {
padding: 20px;
text-align: center;
color: var(--text-muted);
font-size: 13px;
}
/* Workspace Pane (Split Screen) */
.workspace-pane {
flex: 1;
display: grid;
grid-template-columns: 1fr 1fr;
gap: 0;
overflow: hidden;
padding: 16px 16px 16px 0;
transition: grid-template-columns var(--transition-normal);
}
/* Workspace Layout Modes */
.workspace-pane.reader-only { grid-template-columns: 1fr 0px; }
.workspace-pane.editor-only { grid-template-columns: 0px 1fr; }
/* ==========================================================================
Content Reader Panel (Left)
========================================================================== */
.content-panel {
display: flex;
flex-direction: column;
background-color: var(--bg-app);
overflow: hidden;
transition: background-color var(--transition-normal);
}
.content-body {
flex: 1;
overflow-y: auto;
padding: 56px 56px 64px;
font-size: 16px;
color: var(--text-primary);
scroll-behavior: smooth;
}
/* Comfortable reading measure. Plain block flow left-aligns by default (the
centring auto-margins are gone), and lets the panel scroll normally —
a flex column here squishes tall code blocks instead of stacking them. */
.content-body > * {
max-width: 820px;
}
/* Markdown rendering — hierarchy through type scale and space, no boxes */
.content-body h1, .content-body h2, .content-body h3 {
color: var(--text-primary);
font-weight: 700;
letter-spacing: -0.022em;
}
.content-body h1 { font-size: 36px; line-height: 1.1; margin: 0 0 12px; }
.content-body h2 { font-size: 25px; line-height: 1.2; margin: 56px 0 16px; }
.content-body h3 { font-size: 19px; line-height: 1.3; margin: 36px 0 12px; letter-spacing: -0.015em; }
.content-body p { margin: 0 0 18px; color: var(--text-secondary); line-height: 1.75; }
.content-body ul, .content-body ol { margin: 0 0 20px; padding-left: 22px; color: var(--text-secondary); }
.content-body li { margin-bottom: 8px; line-height: 1.7; }
.content-body li::marker { color: var(--text-muted); }
.content-body strong { color: var(--text-primary); font-weight: 600; }
.content-body hr { border: none; border-top: 1px solid var(--border-subtle); margin: 40px 0; }
/* Plain blockquotes */
.content-body blockquote {
margin: 24px 0;
padding: 14px 22px;
border-left: 3px solid var(--accent-fill);
background-color: var(--bg-panel);
border-radius: var(--radius-m);
box-shadow: var(--shadow-sm);
}
.content-body blockquote p { margin-bottom: 0; color: var(--text-primary); font-weight: 500; }
/* Callout alerts (GitHub semantics: note=blue, tip=green, warning=amber) */
.callout {
margin: 24px 0;
padding: 16px 20px;
border-radius: var(--radius-m);
border: 1px solid var(--border-subtle);
border-left: 3px solid var(--info);
background-color: var(--bg-panel);
box-shadow: var(--shadow-sm);
}
.callout-title {
font-weight: 600;
font-size: 12px;
text-transform: uppercase;
letter-spacing: 0.08em;
margin-bottom: 8px;
display: flex;
align-items: center;
gap: 8px;
}
.callout p { margin-bottom: 0; }
.callout-note { border-left-color: var(--info); }
.callout-note .callout-title { color: var(--info); }
.callout-tip { border-left-color: var(--success); }
.callout-tip .callout-title { color: var(--success); }
.callout-warning { border-left-color: var(--warning); }
.callout-warning .callout-title { color: var(--warning); }
/* Code & tables */
.content-body pre {
background-color: var(--bg-panel);
border: 1px solid var(--border-subtle);
border-radius: var(--radius-m);
padding: 18px 20px;
margin: 24px 0;
overflow-x: auto;
box-shadow: var(--shadow-sm);
}
.content-body code {
font-family: var(--font-mono);
font-size: 13.5px;
background-color: var(--bg-panel-hover);
border: 1px solid var(--border-subtle);
padding: 1px 6px;
border-radius: 6px;
color: var(--text-primary);
}
.content-body pre code {
background-color: transparent;
border: none;
padding: 0;
border-radius: 0;
font-size: 13.5px;
line-height: 1.6;
}
.content-body table {
width: 100%;
border-collapse: collapse;
margin: 24px 0;
font-size: 14px;
}
.content-body th, .content-body td {
text-align: left;
padding: 10px 14px;
border-bottom: 1px solid var(--border-subtle);
}
.content-body th { color: var(--text-primary); font-weight: 600; }
.content-body td { color: var(--text-secondary); }
/* Runnable example cards */
.example-card {
background-color: var(--bg-panel);
border: 1px solid var(--border-subtle);
border-radius: var(--radius-m);
margin: 28px 0;
overflow: hidden;
box-shadow: var(--shadow-sm);
transition: box-shadow var(--transition-fast);
}
.example-card:hover { box-shadow: var(--shadow-md); }
.example-header {
padding: 12px 18px;
border-bottom: 1px solid var(--border-subtle);
display: flex;
justify-content: space-between;
align-items: center;
}
.example-title {
font-size: 12px;
font-weight: 600;
text-transform: uppercase;
letter-spacing: 0.06em;
color: var(--text-muted);
}
.example-card pre {
border: none;
border-radius: 0;
margin: 0;
max-width: none;
box-shadow: none;
background-color: transparent;
}
.load-example-btn {
font-size: 12px;
font-weight: 600;
background-color: var(--accent-glow);
color: var(--accent);
padding: 5px 13px;
border-radius: var(--radius-pill);
display: flex;
align-items: center;
gap: 5px;
transition: background-color var(--transition-fast), color var(--transition-fast);
}
.load-example-btn:hover {
background-color: var(--accent-fill);
color: var(--accent-ink);
}
/* Loading state */
.content-loading {
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
width: 100%;
max-width: none;
min-height: 60vh;
color: var(--text-secondary);
gap: 16px;
}
.spinner {
width: 32px;
height: 32px;
border: 3px solid var(--border-color);
border-top-color: var(--accent-fill);
border-radius: 50%;
animation: spin 1s infinite linear;
}
/* Chapter prev/next */
.content-nav-buttons {
padding: 16px 40px;
display: flex;
justify-content: space-between;
gap: 12px;
}
.nav-btn {
display: flex;
align-items: center;
gap: 7px;
font-size: 14px;
font-weight: 500;
color: var(--text-primary);
background-color: var(--bg-panel);
border: 1px solid var(--border-color);
padding: 9px 18px;
border-radius: var(--radius-pill);
transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast);
}
.nav-btn:hover:not(:disabled) {
background-color: var(--bg-panel);
border-color: var(--accent-fill);
color: var(--accent);
box-shadow: var(--shadow-sm);
}
.nav-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.nav-btn i { width: 16px; height: 16px; }
/* ==========================================================================
Playground Panel (Right) — a floating card
========================================================================== */
.playground-panel {
display: flex;
flex-direction: column;
overflow: hidden;
background-color: var(--bg-panel);
border: 1px solid var(--border-subtle);
border-radius: var(--radius-l);
box-shadow: var(--shadow-md);
}
.playground-header {
height: 52px;
background-color: var(--bg-panel);
border-bottom: 1px solid var(--border-subtle);
display: flex;
justify-content: space-between;
align-items: center;
padding: 0 14px;
flex-shrink: 0;
}
.tab-selectors {
display: flex;
gap: 4px;
align-items: center;
background-color: var(--bg-app);
padding: 4px;
border-radius: var(--radius-pill);
}
.tab-btn {
padding: 6px 14px;
font-size: 13px;
font-weight: 500;
color: var(--text-secondary);
border-radius: var(--radius-pill);
display: flex;
align-items: center;
gap: 6px;
transition: color var(--transition-fast), background-color var(--transition-fast), box-shadow var(--transition-fast);
}
.tab-btn:hover { color: var(--text-primary); }
.tab-btn.active {
color: var(--accent);
background-color: var(--bg-panel);
box-shadow: var(--shadow-sm);
font-weight: 600;
}
.tab-btn i { width: 14px; height: 14px; }
.playground-actions { display: flex; align-items: center; }
.action-btn {
display: flex;
align-items: center;
gap: 6px;
font-size: 13px;
font-weight: 600;
padding: 8px 18px;
border-radius: var(--radius-pill);
transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}
.action-btn:active { transform: scale(0.97); }
.action-btn.primary {
background-color: var(--accent-fill);
color: var(--accent-ink);
box-shadow: var(--shadow-sm);
}
.action-btn.primary:hover {
background-color: var(--accent-fill-hover);
box-shadow: var(--shadow-md);
}
.action-btn i { width: 14px; height: 14px; }
.playground-body {
flex: 1;
overflow: hidden;
position: relative;
}
.tab-content {
display: none;
width: 100%;
height: 100%;
overflow: hidden;
}
.tab-content.active { display: block; }
#editor-container, #output-container {
width: 100%;
height: 100%;
background-color: var(--bg-editor);
}
/* ==========================================================================
Terminal Drawer
========================================================================== */
.playground-terminal {
height: 168px;
background-color: var(--bg-terminal);
border-top: 1px solid var(--border-subtle);
display: flex;
flex-direction: column;
overflow: hidden;
flex-shrink: 0;
transition: height var(--transition-normal);
}
.terminal-header {
height: 40px;
flex-shrink: 0;
padding: 0 16px;
background-color: var(--bg-terminal);
display: flex;
justify-content: space-between;
align-items: center;
user-select: none;
cursor: pointer; /* tap to collapse/expand the drawer */
}
.playground-terminal.collapsed { height: 40px; }
/* Collapse chevron in the terminal header */
.terminal-chevron {
width: 16px;
height: 16px;
color: var(--text-muted);
transition: transform var(--transition-fast);
}
.playground-terminal.collapsed .terminal-chevron { transform: rotate(180deg); }
.terminal-title {
font-size: 12px;
font-weight: 600;
color: var(--text-secondary);
display: flex;
align-items: center;
gap: 7px;
}
.terminal-title i { width: 14px; height: 14px; }
.terminal-controls {
display: flex;
align-items: center;
gap: 12px;
}
.status-indicator {
font-size: 11px;
font-weight: 600;
padding: 3px 10px;
border-radius: var(--radius-pill);
letter-spacing: 0.02em;
}
.status-indicator.idle { background-color: var(--bg-panel-hover); color: var(--text-secondary); }
.status-indicator.transpiling { background-color: var(--accent-glow); color: var(--accent); }
.status-indicator.success { background-color: var(--success-bg); color: var(--success); }
.status-indicator.error { background-color: var(--error-bg); color: var(--error); }
.control-btn {
color: var(--text-muted);
display: flex;
align-items: center;
justify-content: center;
transition: color var(--transition-fast);
}
.control-btn:hover { color: var(--error); }
.control-btn i { width: 15px; height: 15px; }
.terminal-output {
flex: 1;
padding: 14px 16px;
overflow-y: auto;
font-family: var(--font-mono);
font-size: 12.5px;
color: var(--text-secondary);
white-space: pre-wrap;
line-height: 1.55;
}
.terminal-output.log-error { color: var(--error); }
.terminal-output.log-success { color: var(--success); }
.terminal-output.log-warning { color: var(--warning); }
/* ==========================================================================
Animations — functional only, nothing decorative
========================================================================== */
@keyframes spin {
from { transform: rotate(0deg); }
to { transform: rotate(360deg); }
}
@media (prefers-reduced-motion: reduce) {
*, *::before, *::after {
animation-duration: 0.01ms !important;
animation-iteration-count: 1 !important;
transition-duration: 0.01ms !important;
scroll-behavior: auto !important;
}
}
/* ==========================================================================
Responsive (Medium Screens)
--------------------------------------------------------------------------
≤992px: the chapters sidebar becomes an off-canvas drawer (hamburger in
the header), and the reader/playground panes stack vertically. The app
keeps its fixed-viewport layout — 100dvh on <body> handles mobile URL bars.
========================================================================== */
@media (max-width: 992px) {
.sidebar-toggle-btn { display: flex; }
.app-sidebar {
position: fixed;
top: var(--header-h);
bottom: 0;
left: 0;
width: 300px;
max-width: 85vw;
z-index: 50;
background-color: var(--bg-panel);
border-right: 1px solid var(--border-subtle);
box-shadow: var(--shadow-lg);
transform: translateX(-110%);
transition: transform var(--transition-normal);
}
.app-sidebar.open { transform: translateX(0); }
.workspace-pane {
grid-template-columns: 1fr;
grid-template-rows: 1fr 1fr;
gap: 12px;
padding: 12px;
}
.workspace-pane.reader-only {
grid-template-columns: 1fr;
grid-template-rows: 1fr 0px;
}
.workspace-pane.editor-only {
grid-template-columns: 1fr;
grid-template-rows: 0px 1fr;
}
}
@media (max-width: 600px) {
body { --header-h: 56px; }
.app-header { padding: 0 14px; height: 56px; }
.header-actions { gap: 4px; }
.github-label { display: none; } /* icon-only GitHub button saves header width */
.github-btn { padding: 7px 10px; }
.content-body { padding: 32px 20px 44px; font-size: 15px; }
.content-body h1 { font-size: 29px; }
.content-body h2 { font-size: 22px; margin-top: 40px; }
.content-nav-buttons { padding: 12px 20px; }
.workspace-pane { padding: 10px; gap: 10px; }
.playground-header { padding: 0 10px; height: 48px; }
.tab-btn { padding: 6px 11px; }
.action-btn { padding: 7px 13px; }
/* Smaller default drawer; users can collapse it by tapping its header */
.playground-terminal { height: 140px; }
}