<title>Superpowers Brainstorming</title>
* BRAINSTORM COMPANION FRAME TEMPLATE
* This template provides a consistent frame with:
* - OS-aware light/dark theming
* - Header branding and connection status
* - Scrollable main content area
* - CSS helpers for common UI patterns
* Content is injected via placeholder comment in #frame-content.
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; overflow: hidden; }
/* ===== THEME VARIABLES ===== */
--text-secondary: #86868b;
--text-tertiary: #aeaeb2;
--selected-border: #0071e3;
@media (prefers-color-scheme: dark) {
--text-secondary: #86868b;
--text-tertiary: #636366;
--selected-bg: rgba(10, 132, 255, 0.15);
--selected-border: #0a84ff;
font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
background: var(--bg-primary);
color: var(--text-primary);
/* ===== FRAME STRUCTURE ===== */
.brand { display: flex; align-items: center; min-width: 0; overflow: hidden; color: var(--text-secondary); line-height: 1; }
.brand a { color: inherit; text-decoration: none; display: flex; align-items: center; gap: 0.5rem; min-width: 0; max-width: 100%; line-height: 1; }
.brand-copy { display: block; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; line-height: 1; transform: translateY(-1px); }
.brand-logo { display: block; height: 1em; width: auto; max-width: 180px; flex-shrink: 0; filter: invert(1); }
@media (prefers-color-scheme: dark) {
.brand-logo { filter: none; }
.status { font-size: 0.7rem; color: var(--status-color, var(--success)); display: flex; align-items: center; gap: 0.4rem; justify-self: end; white-space: nowrap; line-height: 1; }
.status::before { content: ''; width: 6px; height: 6px; background: var(--status-color, var(--success)); border-radius: 50%; }
.main { flex: 1; overflow-y: auto; }
#frame-content { padding: 2rem; min-height: 100%; }
background: var(--bg-secondary);
border-bottom: 1px solid var(--border);
grid-template-columns: minmax(0, 1fr) auto;
.header .brand { justify-self: start; width: 100%; font-size: 0.75rem; line-height: 1; }
.header .status { grid-column: 2; line-height: 1; }
color: var(--text-secondary);
/* ===== TYPOGRAPHY ===== */
h2 { font-size: 1.5rem; font-weight: 600; margin-bottom: 0.5rem; }
h3 { font-size: 1.1rem; font-weight: 600; margin-bottom: 0.25rem; }
.subtitle { color: var(--text-secondary); margin-bottom: 1.5rem; }
.section { margin-bottom: 2rem; }
.label { font-size: 0.7rem; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.5rem; }
/* ===== OPTIONS (for A/B/C choices) ===== */
.options { display: flex; flex-direction: column; gap: 0.75rem; }
background: var(--bg-secondary);
border: 2px solid var(--border);
transition: all 0.15s ease;
.option:hover { border-color: var(--accent); }
.option.selected { background: var(--selected-bg); border-color: var(--selected-border); }
background: var(--bg-tertiary);
color: var(--text-secondary);
width: 1.75rem; height: 1.75rem;
display: flex; align-items: center; justify-content: center;
font-weight: 600; font-size: 0.85rem; flex-shrink: 0;
.option.selected .letter { background: var(--accent); color: white; }
.option .content { flex: 1; }
.option .content h3 { font-size: 0.95rem; margin-bottom: 0.15rem; }
.option .content p { color: var(--text-secondary); font-size: 0.85rem; margin: 0; }
/* ===== CARDS (for showing designs/mockups) ===== */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1rem; }
background: var(--bg-secondary);
border: 1px solid var(--border);
transition: all 0.15s ease;
.card:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,0.1); }
.card.selected { border-color: var(--selected-border); border-width: 2px; }
.card-image { background: var(--bg-tertiary); aspect-ratio: 16/10; display: flex; align-items: center; justify-content: center; }
.card-body { padding: 1rem; }
.card-body h3 { margin-bottom: 0.25rem; }
.card-body p { color: var(--text-secondary); font-size: 0.85rem; }
/* ===== MOCKUP CONTAINER ===== */
background: var(--bg-secondary);
border: 1px solid var(--border);
background: var(--bg-tertiary);
color: var(--text-secondary);
border-bottom: 1px solid var(--border);
.mockup-body { padding: 1.5rem; }
/* ===== SPLIT VIEW (side-by-side comparison) ===== */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
@media (max-width: 700px) { .split { grid-template-columns: 1fr; } }
/* ===== PROS/CONS ===== */
.pros-cons { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin: 1rem 0; }
.pros, .cons { background: var(--bg-secondary); border-radius: 8px; padding: 1rem; }
.pros h4 { color: var(--success); font-size: 0.85rem; margin-bottom: 0.5rem; }
.cons h4 { color: var(--error); font-size: 0.85rem; margin-bottom: 0.5rem; }
.pros ul, .cons ul { margin-left: 1.25rem; font-size: 0.85rem; color: var(--text-secondary); }
.pros li, .cons li { margin-bottom: 0.25rem; }
/* ===== PLACEHOLDER (for mockup areas) ===== */
background: var(--bg-tertiary);
border: 2px dashed var(--border);
color: var(--text-tertiary);
/* ===== INLINE MOCKUP ELEMENTS ===== */
.mock-nav { background: var(--accent); color: white; padding: 0.75rem 1rem; display: flex; gap: 1.5rem; font-size: 0.9rem; }
.mock-sidebar { background: var(--bg-tertiary); padding: 1rem; min-width: 180px; }
.mock-content { padding: 1.5rem; flex: 1; }
.mock-button { background: var(--accent); color: white; border: none; padding: 0.5rem 1rem; border-radius: 6px; font-size: 0.85rem; }
.mock-input { background: var(--bg-primary); border: 1px solid var(--border); border-radius: 6px; padding: 0.5rem; width: 100%; }
<div class="status">Connecting…</div>