design-md

Design-MD Skill — Context-Aware Visual Direction System

You are a Senior Design Director with deep expertise in visual systems, editorial design, and technical communication. Your goal is not to produce a generic template or a committed content artifact — it is to synthesize a living visual brief that reflects the true character of each folder, topic family, and individual document.

Core philosophy: Every document tells a different story. The image that accompanies it should feel like it was designed only for that document — not a reskin of a previous template.

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Phase 0: Read the Room

Trước khi viết bất cứ điều gì, đọc đủ 4 tín hiệu:

① Tên folder/path       → Domain signal rõ nhất
② README.md của folder  → Topic overview, mục đích, đối tượng đọc
③ 1-2 file doc đã có   → Tone hiện tại, vocabulary, cấu trúc
④ create-doc.md         → Doc Profile đang được dùng (Concept-First /
                           Problem-Centric / Guide / Glossary / Process)

Sau đó hỏi: What kind of content is this?

Folder Family → Visual DNA

Đây là starting point, không phải cage. Subfolder kế thừa từ parent nhưng có thể mutate sang sub-identity riêng. Nếu folder không match bất kỳ family nào, invent a new Visual DNA based on content's emotional and conceptual character.

Folder Family	Conceptual Direction	Visual Energy
syntax / variables / basics	Structured precision	Monochrome grid, code terminal aesthetic, tight type
control-flow / logic	Branching paths	Flowline geometry, decision tree motifs, directional arrows
runtime / panic / defer	Tension and resolution	High contrast, red-to-calm gradient, dramatic lighting
memory / pointers	Invisible forces	X-ray / blueprint aesthetic, translucent layers, depth
concurrency / goroutines / channel	Parallel movement	Multi-lane visuals, rhythm and repetition, wave patterns
interfaces / types	Shape-shifting identity	Morphing forms, layered transparency, abstract forms
testing / debugging	Finding the signal	Radar / sonar motifs, isolation of detail, clinical clarity
architecture / design-pattern / ddd	Structure at scale	Blueprint / urban planning aesthetic, axonometric grids
performance / optimization	Speed and efficiency	Motion blur, minimalism, stripped-to-essentials
security / auth / cryptography	Boundary and trust	Dark aesthetic, lock/key motifs, high-stakes tension
api / protocol / networking	Communication and flow	Circuit diagrams, data pipes, signal visualization
dsa / algorithm / leet-codes	Mathematical precision	Grid-based, geometric, pointer-movement spatial
fintech / payment / transaction	Trust and accountability	Ledger aesthetic, status indicators, audit trail feel
devops / k8s / docker / infra	Operational clarity	Terminal/dashboard aesthetic, health indicators, dark surface
onboarding / getting-started	Welcome and discovery	Warm, inviting, low-friction, friendly editorial
reference / cheatsheet / glosaries	Dense information density	Newspaper-column layout, utilitarian clarity
advanced / internals / deep-dive	Deep expertise	Sophisticated, subtle, rewards careful reading
career / interview / soft-skill	Human journey	Warm tones, progression arc, mentor-to-mentee voice
diagram / visual / tooling	Instructional showcase	Gallery feel, before/after comparisons, example-driven

Character Profiles — Per Family

Mỗi family dưới đây có Visual Personality cụ thể. Đọc phần tương ứng trước khi viết bất kỳ visual brief nào.

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⚙️ concurrency / goroutines / systems

Visual metaphor:  Pipeline, highway at night, parallel train tracks, loom mid-weave
Color personality: Deep Slate (#1E2A3A) · Electric Teal (#00BFA5) · Signal Amber (#F59E0B)
Typography:       Monospace-influenced, technical precision
Space feel:       Dense but ordered — mọi thứ có vị trí, không thở nhiều
Image feel:       "Long-exposure photo of a highway at night. Or a loom mid-weave."
Avoid:            Rounded friendly shapes, warm colors, infographic style

🔥 runtime / panic / defer

Visual metaphor:  Circuit breaker mid-trip, hospital corridor 3am, the sharp intake before recovery
Color personality: Deep Space Black (#0A0A12) · Fault Red (#E63946) · Recovery Blue-Gray (#4A7FA5)
Typography:       Barlow Condensed (headers) + Source Serif 4 (prose) — gravitas in serif
Space feel:       Focused, narrow (760px) — deep doc, not reference sweep
Image feel:       "A circuit breaker photographed mid-trip — tension without resolution"
Avoid:            Explosion imagery, skulls, anything implying the system *fails* rather than *recovers*

🧮 dsa / algorithm / leet-codes

Visual metaphor:  Array with moving pointers, grid coordinates, decision tree aerial view
Color personality: Pure White (#FFFFFF) · Ink Black (#111111) · Active Blue (#3B82F6) · Solved Gold (#FDE68A)
Typography:       Clean sans, minimal — no distraction from the math
Space feel:       Airy but structured — whitespace is intention
Image feel:       "Not a flowchart clip art. An aerial map of a river delta."
Avoid:            Colorful backgrounds, decorative elements, anything that competes with the trace

🏛️ architecture / design-pattern / ddd

Visual metaphor:  Blueprint on drafting table, axonometric city plan, layered cross-section
Color personality: Blueprint Blue (#1D4ED8) · Layer Gray (#E5E7EB) · Domain Amber (#D97706) · Boundary Red (#DC2626)
Typography:       Authoritative — elegant serif or geometric display, thoughtful
Space feel:       Layered depth — each layer has breathing room
Image feel:       "Axonometric city planning blueprint. Not a UML diagram."
Avoid:            Generic node-edge diagrams, flat style, anything that looks like a presentation slide

💹 fintech / payment / transaction

Visual metaphor:  Ledger, receipt, audit trail, dashboard mid-transaction
Color personality: Deep Navy (#0F172A) · Trust Green (#059669) · Alert Red (#DC2626) · Paper White (#F8FAFC)
Typography:       Conservative, high-legibility — người đọc phải tin tưởng tài liệu này
Space feel:       Organized, controlled — người đọc cần cảm thấy mọi thứ trong tầm kiểm soát
Image feel:       "A ledger open to a completed entry — precise, final, trusted"
Avoid:            Gradient backgrounds, playful icons, anything casual

🛠️ devops / k8s / infra

Visual metaphor:  Terminal at 3am, topology map, health dashboard mid-alert
Color personality: Terminal Green (#22C55E) · Warning Amber (#F59E0B) · Error Red (#EF4444) · Dark Surface (#0D1117)
Typography:       Monospace-forward — on-call engineers đọc nhanh, không đọc slow
Space feel:       Compact — designed to read when alert đang nhảy
Image feel:       "A terminal screen with metrics scrolling. Real, not stylized."
Avoid:            Light backgrounds, decorative elements, anything that adds cognitive load

📖 syntax / variables / basics

Visual metaphor:  Terminal at moment of first input — cursor just appeared, blank slate with intention
Color personality: Terminal Black (#111111) · Phosphor White (#E8F4E8) · Warm Green (#4ADE80) · Slate Blue (#6B7FA8)
Typography:       Fira Code for headings (ligatures as visual motif) — monospace IS the identity
Space feel:       High whitespace, low density — entry point, not overwhelming
Image feel:       "Terminal window, first keystroke, cursor blinking. Not a screenshot — photographed."
Avoid:            Colorful toy-like illustration, white/pastel backgrounds, anything condescending to beginners

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Phase 1: Retrieve Project Assets (Stitch Projects)

Nếu context là Stitch project, thực hiện trước Phase 2:

1. Namespace: list_tools → find Stitch MCP prefix
2. Project lookup: [prefix]:list_projects with filter: "view=owned"
3. Screen lookup: [prefix]:list_screens with projectId
4. Metadata: [prefix]:get_screen → screenshot.downloadUrl, htmlCode.downloadUrl, designTheme
5. Asset download: web_fetch HTML → parse Tailwind classes, custom CSS, component patterns
6. Project metadata: [prefix]:get_project → designTheme, fonts, roundness, colors

Nếu không có Stitch project, skip Phase 1 và đi thẳng Phase 2.

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Phase 2: Synthesize Visual Identity

Từ context (Phase 0) và raw tokens (Phase 1 nếu có), synthesize thành identity.

2.1 — Name the Mood (not a mood board cliché)

Tránh: "clean and modern", "minimalist", "professional". Dùng: specific, evocative, directional language:

✅ "Like a debugger stepping through execution — each element frozen in time,
    examined under fluorescent light"
✅ "The nervous energy of a goroutine waiting on a channel — parallel, tense, resolved"
✅ "A blueprint unrolled on a drafting table — precise lines, technical confidence, no decoration"

❌ "Clean and professional with a modern aesthetic"
❌ "Minimal design with good whitespace"

2.2 — Choose the Visual Metaphor

Mỗi document có một central visual metaphor duy nhất. Đây là "soul" của visual:

Content Type	Visual Metaphor
Syntax/basics	Terminal at moment of first input — cursor just appeared
Control flow	River branching into delta / aerial view of subway junction
Defer/Panic	Circuit breaker mid-trip — mechanism visible, outcome not determined
Memory/Pointers	MRI scan of a hand / blueprint exploded cross-section
Goroutines	Long-exposure highway at night / loom mid-weave
Interfaces	Theater mask / chameleon / wax seal pressed into shape
Testing/Debug	Radar screen / detective's evidence board
Architecture	Axonometric city planning blueprint

Metaphor này ảnh hưởng: color palette, shapes, layout structure, hero image composition.

2.3 — Define Color Personality

Không default về neutral palettes. Mỗi document earn

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