Horizontal Overflow Fix - Visual Demonstration

❌ Before Fix

OVERFLOW

This element extends beyond viewport

Content extends past the edge →

← Horizontal Scrollbar →

Viewport Width: 375px

Content Width: 412px

Overflow: 37px ❌

@mixin full-bleed {
  width: 100vw;  ❌
  margin-left: -50vw;  ❌
  // Includes scrollbar width
  // = 375px + 17px = 392px
}

✅ After Fix

NO OVERFLOW

This element fits perfectly

Content stays within bounds ✓

Viewport Width: 375px

Content Width: 375px

Overflow: 0px ✓

@mixin full-bleed {
  width: 100%;  ✓
  max-width: 100%;  ✓
  margin-left: -50%;  ✓
  overflow-x: hidden;  ✓
  // Container-relative
  // = 375px (exact)
}

Key Fixes Applied

Replaced 100vw with 100% in full-bleed mixin
Added universal box-sizing: border-box reset
Added max-width: 100% to html and body elements
Changed navigation drawer from right: -100% to transform: translateX(100%)
Added overflow-x: hidden to html, body, and critical elements

Genesis Theme - Horizontal Overflow Fix

Version 1.0.0 | 2026-02-04