**Status**: Production Ready ✅ **Last Updated**: 2026-01-14 **Tailwind Compatibility**: v3.x and v4.x **Source**: Production projects, shadcn/ui patterns * * * ```
// Section Container <section className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-16 sm:py-24"> {/* content */} </section> // Card Base <div className="bg-card text-card-foreground rounded-lg border border-border p-6"> {/* content */} </div> // Button Primary <button className="bg-primary text-primary-foreground px-4 py-2 rounded-md hover:bg-primary/90 transition-colors"> Click me </button> // Responsive Grid <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-6"> {/* items */} </div>
gap-2 p-2 space-y-2gap-4 p-4 space-y-4gap-6 p-6 space-y-6gap-8 p-8 space-y-8py-16 sm:py-24text-basesm:sm:text-lgmd:md:grid-cols-2lg:lg:px-8xl:xl:max-w-7xl2xl:2xl:text-6xl// Mobile: 1 column, Tablet: 2 columns, Desktop: 3 columns <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-6">
<div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8"> {/* content */} </div>
max-w-4xl - Narrow content (blog posts)max-w-5xl - Medium contentmax-w-6xl - Wide contentmax-w-7xl - Full width (default)<section className="py-16 sm:py-24"> <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8"> {/* content */} </div> </section>
<div className="bg-card text-card-foreground rounded-lg border border-border p-6"> <h3 className="text-lg font-semibold mb-2">Card Title</h3> <p className="text-muted-foreground">Card description goes here.</p> </div> `### Feature Card with Icon` <div className="bg-card text-card-foreground rounded-lg border border-border p-6 hover:shadow-lg transition-shadow"> <div className="h-12 w-12 rounded-lg bg-primary/10 flex items-center justify-center mb-4"> {/* Icon */} </div> <h3 className="text-lg font-semibold mb-2">Feature Title</h3> <p className="text-muted-foreground">Feature description.</p> </div> `### Pricing Card` <div className="bg-card text-card-foreground rounded-lg border-2 border-border p-8 relative"> <div className="text-sm font-semibold text-primary mb-2">Pro Plan</div> <div className="text-4xl font-bold mb-1">$29<span className="text-lg text-muted-foreground">/mo</span></div> <p className="text-muted-foreground mb-6">For growing teams</p> <button className="w-full bg-primary text-primary-foreground py-2 rounded-md hover:bg-primary/90"> Get Started </button> </div>
references/card-patterns.md for more variants.<div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-6"> {items.map(item => <Card key={item.id} {...item} />)} </div> `### Auto-Fit Grid (Dynamic Columns)` <div className="grid grid-cols-[repeat(auto-fit,minmax(280px,1fr))] gap-6"> {/* Automatically adjusts columns based on available space */} </div> `### Masonry-Style Grid` <div className="columns-1 md:columns-2 lg:columns-3 gap-6 space-y-6"> {items.map(item => ( <div key={item.id} className="break-inside-avoid"> <Card {...item} /> </div> ))} </div>
// Primary <button className="bg-primary text-primary-foreground px-4 py-2 rounded-md hover:bg-primary/90 transition-colors"> Primary </button> // Secondary <button className="bg-secondary text-secondary-foreground px-4 py-2 rounded-md hover:bg-secondary/80"> Secondary </button> // Outline <button className="border border-border bg-transparent px-4 py-2 rounded-md hover:bg-accent"> Outline </button> // Ghost <button className="bg-transparent px-4 py-2 rounded-md hover:bg-accent hover:text-accent-foreground"> Ghost </button> // Destructive <button className="bg-destructive text-destructive-foreground px-4 py-2 rounded-md hover:bg-destructive/90"> Delete </button>
px-3 py-1.5 text-smpx-4 py-2px-6 py-3 text-lgreferences/button-patterns.md for full reference.<div className="space-y-2"> <label htmlFor="email" className="text-sm font-medium"> Email </label> <input id="email" type="email" className="w-full px-3 py-2 bg-background border border-border rounded-md focus:outline-none focus:ring-2 focus:ring-primary" placeholder="you@example.com" /> </div> `### Select Dropdown` <select className="w-full px-3 py-2 bg-background border border-border rounded-md focus:outline-none focus:ring-2 focus:ring-primary"> <option>Option 1</option> <option>Option 2</option> </select> `### Checkbox` <div className="flex items-center space-x-2"> <input id="terms" type="checkbox" className="h-4 w-4 rounded border-border text-primary focus:ring-2 focus:ring-primary" /> <label htmlFor="terms" className="text-sm"> I agree to the terms </label> </div> `### Error State` <div className="space-y-2"> <label htmlFor="password" className="text-sm font-medium"> Password </label> <input id="password" type="password" className="w-full px-3 py-2 bg-background border border-destructive rounded-md focus:outline-none focus:ring-2 focus:ring-destructive" /> <p className="text-sm text-destructive">Password must be at least 8 characters</p> </div>
references/form-patterns.md for complete patterns.<h1 className="text-4xl sm:text-5xl lg:text-6xl font-bold"> Page Title </h1> <h2 className="text-3xl sm:text-4xl font-bold"> Section Title </h2> <h3 className="text-2xl sm:text-3xl font-semibold"> Subsection </h3> <h4 className="text-xl font-semibold"> Card Title </h4> `### Body Text` <p className="text-base text-muted-foreground"> Regular paragraph text. </p> <p className="text-lg text-muted-foreground leading-relaxed"> Larger body text with comfortable line height. </p> <p className="text-sm text-muted-foreground"> Small supporting text or captions. </p> `### Lists` <ul className="space-y-2 text-muted-foreground"> <li className="flex items-start"> <CheckIcon className="h-5 w-5 text-primary mr-2 mt-0.5" /> <span>Feature one</span> </li> <li className="flex items-start"> <CheckIcon className="h-5 w-5 text-primary mr-2 mt-0.5" /> <span>Feature two</span> </li> </ul>
references/typography-patterns.md for complete guide.<header className="sticky top-0 z-50 w-full border-b border-border bg-background/95 backdrop-blur"> <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8"> <div className="flex h-16 items-center justify-between"> <div className="flex items-center gap-8"> {/* Logo */} <a href="/" className="font-bold text-xl">Brand</a> {/* Desktop Nav */} <nav className="hidden md:flex gap-6"> <a href="#" className="text-sm hover:text-primary transition-colors">Features</a> <a href="#" className="text-sm hover:text-primary transition-colors">Pricing</a> <a href="#" className="text-sm hover:text-primary transition-colors">About</a> </nav> </div> {/* CTA */} <button className="bg-primary text-primary-foreground px-4 py-2 rounded-md text-sm"> Sign Up </button> </div> </div> </header> `### Footer` <footer className="border-t border-border bg-muted/50"> <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-12"> <div className="grid grid-cols-2 md:grid-cols-4 gap-8"> <div> <h4 className="font-semibold mb-4">Product</h4> <ul className="space-y-2 text-sm text-muted-foreground"> <li><a href="#" className="hover:text-primary">Features</a></li> <li><a href="#" className="hover:text-primary">Pricing</a></li> </ul> </div> {/* More columns */} </div> </div> </footer>
references/navigation-patterns.md for mobile menus and dropdowns.bg-backgroundtext-foregroundbg-cardtext-muted-foregroundborder-borderbg-primarybg-blue-500 - always use semantic tokens.references/dark-mode-patterns.md for theme toggle implementation.<section className="py-16 sm:py-24"> <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8"> <h2 className="text-3xl sm:text-4xl font-bold text-center mb-12"> Section Title </h2> <div className="grid grid-cols-1 md:grid-cols-3 gap-6"> {/* content */} </div> </div> </section> `### Centered Content` <div className="flex flex-col items-center justify-center text-center"> <h1 className="text-4xl font-bold mb-4">Centered Title</h1> <p className="text-muted-foreground max-w-2xl">Centered description</p> </div> `### Hover Effects` // Lift on hover <div className="transition-transform hover:scale-105"> // Shadow on hover <div className="transition-shadow hover:shadow-lg"> // Color change on hover <button className="transition-colors hover:bg-primary/90">
bg-card, text-foreground)base → sm: → md:)transition-* classes for smooth interactionsbg-blue-500 breaks themes)text-base not text-[16px])templates/components/:references/ directory: