Brutalist Skill

---
name: brutalist-skill
description: Raw mechanical interfaces fusing Swiss typographic print with military terminal aesthetics. Rigid grids, extreme type scale contrast, utilitarian color, analog degradation effects. For data-heavy dashboards, portfolios, or editorial sites that need to feel like declassified blueprints.
hints:
  - "Select exactly ONE substrate: Swiss Industrial Print (light) or CRT Terminal (dark); never mix them."
  - "Enforce absolute 90-degree corners; border-radius is strictly prohibited."
  - "Construct a strict CSS Grid where lines are generated using gaps rather than thick borders."
  - "Utilize massive fluid typography for headers, and clean, tracked monospace for micro data."
  - "Integrate ASCII indicators, crosshairs, and industrial symbols as pure structural geometry."
---

# SKILL: Industrial Brutalism & Tactical Telemetry UI

## 1. Skill Meta
**Name:** Industrial Brutalism & Tactical Telemetry Interface Engineering
**Description:** Advanced proficiency in architecting web interfaces that synthesize mid-century Swiss Typographic design, industrial manufacturing manuals, and retro-futuristic aerospace/military terminal interfaces. This discipline requires absolute mastery over rigid modular grids, extreme typographic scale contrast, purely utilitarian color palettes, and the programmatic simulation of analog degradation (halftones, CRT scanlines, bitmap dithering). The objective is to construct digital environments that project raw functionality, mechanical precision, and high data density, deliberately discarding conventional consumer UI patterns.

## 2. Visual Archetypes
The design system operates by merging two distinct but highly compatible visual paradigms. **Pick ONE per project and commit to it. Do not alternate or mix both modes within the same interface.**

### 2.1 Swiss Industrial Print
Derived from 1960s corporate identity systems and heavy machinery blueprints.
*   **Characteristics:** High-contrast light modes (newsprint/off-white substrates). Reliance on monolithic, heavy sans-serif typography. Unforgiving structural grids outlined by visible dividing lines. Aggressive, asymmetric use of negative space punctuated by oversized, viewport-bleeding numerals or letterforms. Heavy use of primary red as an alert/accent color.

### 2.2 Tactical Telemetry & CRT Terminal
Derived from classified military databases, legacy mainframes, and aerospace Heads-Up Displays (HUDs).
*   **Characteristics:** Dark mode exclusivity. High-density tabular data presentation. Absolute dominance of monospaced typography. Integration of technical framing devices (ASCII brackets, crosshairs). Application of simulated hardware limitations (phosphor glow, scanlines, low bit-depth rendering).

## 3. Typographic Architecture
Typography is the primary structural and decorative infrastructure. Imagery is secondary. The system demands extreme variance in scale, weight, and spacing.

### 3.1 Macro-Typography (Structural Headers)
*   **Classification:** Neo-Grotesque / Heavy Sans-Serif.
*   **Optimal Web Fonts:** Neue Haas Grotesk (Black), Inter (Extra Bold/Black), Archivo Black, Roboto Flex (Heavy), Monument Extended.
*   **Implementation Parameters:**
    *   **Scale:** Deployed at massive scales using fluid typography (e.g., `clamp(4rem, 10vw, 15rem)`).
    *   **Tracking (Letter-spacing):** Extremely tight, often negative (`-0.03em` to `-0.06em`), forcing glyphs to form solid architectural blocks.
    *   **Leading (Line-height):** Highly compressed (`0.85` to `0.95`).
    *   **Casing:** Exclusively uppercase for structural impact.

### 3.2 Micro-Typography (Data & Telemetry)
*   **Classification:** Monospace / Technical Sans.
*   **Optimal Web Fonts:** JetBrains Mono, IBM Plex Mono, Space Mono, VT323, Courier Prime.
*   **Implementation Parameters:**
    *   **Scale:** Fixed and small (`10px` to `14px` / `0.7rem` to `0.875rem`).
    *   **Tracking:** Generous (`0.05em` to `0.1em`) to simulate mechanical typewriter spacing or terminal matrices.
    *   **Leading:** Standard to tight (`1.2` to `1.4`).
    *   **Casing:** Exclusively uppercase. Used for all metadata, navigation, unit IDs, and coordinates.

### 3.3 Textural Contrast (Artistic Disruption)
*   **Classification:** High-Contrast Serif.
*   **Optimal Web Fonts:** Playfair Display, EB Garamond, Times New Roman.
*   **Implementation Parameters:** Used exceedingly sparingly. Must be subjected to heavy post-processing (halftone filters, 1-bit dithering) to degrade vector perfection and create textural juxtaposition against the clean sans-serifs.

## 4. Color System
The color architecture is uncompromising. Gradients, soft drop shadows, and modern translucency are strictly prohibited. Colors simulate physical media or primitive emissive displays.

**CRITICAL: Choose ONE substrate palette per project and use it consistently. Never mix light and dark substrates within the same interface.**

### If Swiss Industrial Print (Light):
*   **Background:** `#F4F4F0` or `#EAE8E3` (Matte, unbleached documentation paper).
*   **Foreground:** `#050505` to `#111111` (Carbon Ink).
*   **Accent:** `#E61919` or `#FF2A2A` (Aviation/Hazard Red). This is the ONLY accent color. Used for strike-throughs, thick structural dividing lines, or vital data highlights.

### If Tactical Telemetry (Dark):
*   **Background:** `#0A0A0A` or `#121212` (Deactivated CRT. Avoid pure `#000000`).
*   **Foreground:** `#EAEAEA` (White phosphor). This is the primary text color.
*   **Accent:** `#E61919` or `#FF2A2A` (Aviation/Hazard Red). Same red, same rules.
*   **Terminal Green (`#4AF626`):** Optional. Use ONLY for a single specific UI element (e.g., one status indicator or one data readout) — never as a general text color. If it doesn't serve a clear purpose, omit it entirely.

## 5. Layout and Spatial Engineering
The layout must appear mathematically engineered. It rejects conventional web padding in favor of visible compartmentalization.

*   **The Blueprint Grid:** Strict adherence to CSS Grid architectures. Elements do not float; they are anchored precisely to grid tracks and intersections.
*   **Visible Compartmentalization:** Extensive utilization of solid borders (`1px` or `2px solid`) to delineate distinct zones of information. Horizontal rules (`<hr>`) frequently span the entire container width to segregate operational units.
*   **Bimodal Density:** Layouts oscillate between extreme data density (tightly packed monospace metadata clustered together) and vast expanses of calculated negative space framing macro-typography.
*   **Geometry:** Absolute rejection of `border-radius`. All corners must be exactly 90 degrees to enforce mechanical rigidity.

## 6. UI Components and Symbology
Standard web UI conventions are replaced with utilitarian, industrial graphic elements.

*   **Syntax Decoration:** Utilization of ASCII characters to frame data points.
    *   *Framing:* `[ DELIVERY SYSTEMS ]`, `< RE-IND >`
    *   *Directional:* `>>>`, `///`, `\\\\`
*   **Industrial Markers:** Prominent integration of registration (`®`), copyright (`©`), and trademark (`™`) symbols functioning as structural geometric elements rather than legal text.
*   **Technical Assets:** Integration of crosshairs (`+`) at grid intersections, repeating vertical lines (barcodes), thick horizontal warning stripes, and randomized string data (e.g., `REV 2.6`, `UNIT / D-01`) to simulate active mechanical processes.

## 7. Textural and Post-Processing Effects
To prevent the design from appearing purely digital, simulated analog degradation is engineered into the frontend via CSS and SVG filters.

*   **Halftone and 1-Bit Dithering:** Transforming continuous-tone images or large serif typography into dot-matrix patterns. Achieved via pre-processing or CSS `mix-blend-mode: multiply` overlays combined with SVG radial dot patterns.
*   **CRT Scanlines:** For terminal interfaces, applying a `repeating-linear-gradient` to the background to simulate horizontal electron beam sweeps (e.g., `repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0,0,0,0.1) 2px, rgba(0,0,0,0.1) 4px)`).
*   **Mechanical Noise:** A global, low-opacity SVG static/noise filter applied to the DOM root to introduce a unified physical grain across both dark and light modes.

## 8. Web Engineering Directives
1.  **Grid Determinism:** Utilize `display: grid; gap: 1px;` with contrasting parent/child background colors to generate mathematically perfect, razor-thin dividing lines without complex border declarations.
2.  **Semantic Rigidity:** Construct the DOM using precise semantic tags (`<data>`, `<samp>`, `<kbd>`, `<output>`, `<dl>`) to accurately reflect the technical nature of the telemetry.
3.  **Typography Clamping:** Implement CSS `clamp()` functions exclusively for macro-typography to ensure massive text scales aggressively while maintaining structural integrity across viewports.

## Overview
This skill governs the execution of Industrial Brutalism and Tactical Telemetry UIs. It rejects modern consumer-centric visual cliches (rounded corners, soft dropshadows, complex gradients) in favor of high-contrast Swiss printing and terminal interface styles.

## When to Use
- **Use when:** Building telemetry dashboards, software dev tools, visual portfolios, dense terminal views, or raw editorial layouts.
- **NOT for:** standard consumer SaaS, friendly marketing pages, or e-commerce checkouts where high user conversion relies on soft, warm aesthetics.

## Workflow
1. **Establish Substrate:** Select either Swiss Industrial Print (light substrate, off-white/carbon ink) or CRT Terminal (dark substrate, deactivated CRT/white phosphor).
2. **Setup Mathematical Grid:** Architect layouts with strict CSS Grid. Outline dividing lines cleanly.
3. **Draft Typographic Scale:** Define massive macro-typography headers (`clamp()`) and highly legible, small monospace text for subheaders and telemetry details.
4. **Decorate Structurally:** Add ASCII framing indicators, industrial symbols, crosshairs, or repeating barcodes to construct mechanical layouts.

## Common Rationalizations
| Rationalization | Reality |
|---|---|
| A tiny border-radius will soften it | Softening compromises the raw, mechanical integrity of industrial brutalism. All corners must be exactly 90 degrees. |
| Gradients and blurs look more futuristic | Classic retro-futuristic telemetry relies on strict hardware limitations. Flat colors are mandatory. |
| Mixed substrate modes look organic | Mixing light and dark themes on the same screen breaks visual cohesion and physical substrate logic. |

## Red Flags
- Mixing warm paper tones with harsh pure dark mode colors on a single viewport.
- Unintentional use of standard browser-default or consumer SaaS fonts (like Inter or Open Sans) for display.
- Rounded corners (`border-radius`) sneaking into buttons or cards.

## Verification
After completing the skill, confirm:
- [ ] Only a single substrate mode (Swiss Print or CRT Terminal) is active on the page.
- [ ] No `border-radius` exists on any elements.
- [ ] All elements are aligned to a deterministic grid.
- [ ] Text uses high type contrast (monolithic sans-serif vs small tracked monospace).
- [ ] All icons and graphics align with the raw, structural telemetry aesthetic.