---
name: apple-ui-design-system
description: >-
  World-class Apple Cupertino UI/UX Design System for Web and Flutter.
  Use whenever building high-end, luxury, Apple-grade user interfaces with SF Pro/SF Arabic typography,
  glassmorphism, bento grids, fluid micro-interactions, and Cupertino dark aesthetics.
---

# Apple Cupertino Luxury UI/UX Design System (Web & Mobile)

This skill equips the agent with Apple's official human interface guidelines (HIG) and Cupertino web design standards (`apple.com` and iOS 18 / macOS Sequoia aesthetic).

---

## 1. Typography Standards (Apple San Francisco Arabic & Latin)

### Web Font Stack
```css
@import url('https://fonts.googleapis.com/css2?family=Alexandria:wght@300;400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
  --font-apple: -apple-system, BlinkMacSystemFont, "SF Pro AR", "SF Pro Display", "SF Pro Text", "SF Arabic", "Geeza Pro", "Alexandria", system-ui, sans-serif;
}

* {
  font-family: var(--font-apple);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Apple Tracking & Typography Scale */
h1 { font-size: clamp(34px, 5vw, 58px); font-weight: 800; letter-spacing: -0.025em; line-height: 1.15; }
h2 { font-size: clamp(26px, 3.5vw, 42px); font-weight: 800; letter-spacing: -0.02em; line-height: 1.25; }
h3 { font-size: clamp(18px, 2.5vw, 24px); font-weight: 700; letter-spacing: -0.015em; line-height: 1.35; }
p  { font-size: 15px; font-weight: 400; letter-spacing: -0.01em; line-height: 1.7; color: #86868B; }
```

---

## 2. Apple Dark Mode Palette & Materials

```css
:root {
  /* Surfaces */
  --apple-black: #000000;
  --apple-space-gray: #0B0F17;
  --apple-card: rgba(22, 22, 23, 0.8);
  --apple-card-hover: rgba(30, 30, 32, 0.95);
  
  /* Borders & Glass */
  --apple-border: rgba(255, 255, 255, 0.08);
  --apple-border-focus: rgba(255, 255, 255, 0.25);
  --apple-blur: blur(24px) saturate(180%);
  
  /* Text */
  --apple-text-white: #F5F5F7;
  --apple-text-silver: #A1A1A6;
  --apple-text-muted: #6E6E73;
  
  /* Accent Colors */
  --apple-blue: #0071E3;
  --apple-blue-hover: #0077ED;
  --apple-gold: #F59E0B;
  --apple-cyan: #00F5D4;
}
```

---

## 3. Apple Bento Grid & Interactive Cards

```css
.apple-bento-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}

.apple-card {
  background: var(--apple-card);
  border: 1px solid var(--apple-border);
  border-radius: 28px;
  padding: 36px;
  backdrop-filter: var(--apple-blur);
  -webkit-backdrop-filter: var(--apple-blur);
  transition: transform 0.3s cubic-bezier(0.25, 1, 0.5, 1), border-color 0.3s ease, box-shadow 0.3s ease;
}

.apple-card:hover {
  transform: translateY(-4px);
  border-color: var(--apple-border-focus);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
}
```

---

## 4. Apple Pill Buttons & Micro-Interactions

```css
.apple-btn-primary {
  background: #0071E3;
  color: #FFFFFF;
  font-weight: 600;
  font-size: 14px;
  padding: 12px 26px;
  border-radius: 980px;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.apple-btn-primary:hover {
  background: #0077ED;
  transform: scale(1.02);
  box-shadow: 0 4px 20px rgba(0, 113, 227, 0.4);
}

.apple-btn-ghost {
  background: rgba(255, 255, 255, 0.06);
  color: #F5F5F7;
  border: 1px solid rgba(255, 255, 255, 0.15);
  font-weight: 600;
  font-size: 14px;
  padding: 12px 24px;
  border-radius: 980px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.apple-btn-ghost:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.3);
  transform: scale(1.02);
}
```