Frontend Design for Marketing

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> Design principles for converting marketing websites.

Category: Frontend & UI/UX
Repo: nguyenphp-antigravity-marketing
Path: templates/.agent/skills/frontend-design/SKILL.md
Updated: 4/20/2026, 12:45:47 PM

AI Summary

> Design principles for converting marketing websites. It is useful for React and Next.js, CSS and design systems, UI components, accessibility, and frontend polish. Source: nguyenphp-antigravity-marketing (templates/.agent/skills/frontend-design/SKILL.md).

Frontend Design for Marketing

Design principles for converting marketing websites.


1. Landing Page Anatomy

Essential Sections

SectionPurpose
HeroHook, value prop, CTA
Social ProofTrust logos, numbers
ProblemPain point resonance
SolutionHow you help
FeaturesWhat you offer
TestimonialsSocial proof
PricingClear options
FAQObjection handling
Final CTALast push

2. Color Psychology

ColorAssociationUse For
BlueTrust, stabilityFinance, tech
GreenGrowth, healthWellness, eco
OrangeEnergy, actionCTAs
PurplePremium, creativeLuxury, SaaS
RedUrgency, passionSales, food
BlackLuxury, powerPremium

Color Application

RuleApplication
60-30-10Primary-Secondary-Accent
CTA contrastStand out from page
ConsistencySame meaning everywhere

3. Typography Best Practices

Font Pairing

TypeStyleExample
HeadlinesBold, distinctivePlayfair, Poppins
BodyClean, readableInter, Open Sans

Readability

FactorRecommendation
Line length50-75 characters
Line height1.5-1.7 for body
Paragraph3-4 sentences max

4. Visual Hierarchy

Attention Flow

1. Hero headline (largest)
2. Supporting image
3. Subheadline
4. CTA button
5. Secondary content

Creating Hierarchy

TechniqueEffect
SizeBigger = more important
ColorBrand color = emphasis
WhitespaceIsolation = attention
PositionTop-left gets seen first

5. Image Guidelines

Hero Images

DoDon't
Real photosGeneric stock
Show product in useEmpty product shots
People looking at CTAPeople looking away
High qualityLow resolution

Image Optimization

FormatUse
WebPPhotos, complex images
SVGIcons, illustrations
PNGTransparency needed

6. Form Design

Field Reduction

ApproachImpact
1 field (email only)Highest conversion
2-3 fieldsGood balance
4+ fieldsSignificant drop-off

Form UX

ElementBest Practice
LabelsAbove field
PlaceholdersExamples only
ErrorsInline, immediate
SubmitAction-oriented text

7. Mobile Considerations

Touch Targets

ElementMinimum Size
Buttons44x44px
Links44x44px tap area
Form fieldsFull width

Mobile Layout

DesktopMobile
Multi-columnSingle column
Hover effectsTap feedback
Fixed navHamburger

8. Page Speed

Impact on Conversion

Load TimeEffect
1 secondBaseline
3 seconds-7% conversions
5 seconds-20% conversions

Quick Wins

ActionImpact
Compress imagesHigh
Lazy loadingMedium
Minify CSS/JSMedium
CDNHigh

9. Trust Elements

Placement Strategy

ElementWhere
LogosBelow hero
Security badgesNear forms
TestimonialsBefore pricing
GuaranteesNear CTAs

10. A/B Testing Priorities

High Impact (Test First)

ElementWhy
HeadlinesBiggest attention grabber
CTAsDirect conversion impact
Hero imageFirst impression
Social proofTrust factor

Lower Impact

ElementWhy
Button colorsMinor effect
Font choicesSubtle impact
SpacingMinimal change

Remember: Beautiful design that doesn't convert is just art. Always optimize for action.

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