/* update variables when header is on dark background*/
.on-dark-bg {
   --header-bg: var(--current-header-bg);
   --chevron-clr: white;
   --menu-item-clr: white;
   --menu-item-hover-bg: #172235;
   --menu-item-hover-clr: #bc92e6;
   --menu-toggle-clr: var(--menu-item-clr);
   --dropdown-content-border: solid 1px rgb(220 220 220 / 20%);
   --mobile-menu-bg: var(--header-bg);
 }

 .on-light-bg {
   --menu-item-clr: black;
   /* update variables when header is on light background*/
 }


 /* update variable when on dark or light background */
 .on-dark-bg,
 .on-light-bg {
   --overlay-header-bg-active: var(--current-header-bg);
   --dropdown-content-bg: var(--current-header-bg);
 }

 .on-video-section {
   /* update variables when header is on video section*/
   --menu-item-clr: white;
   --chevron-clr: white;
   --menu-item-hover-bg: rgb(0 0 0 / 30%);
   --menu-item-hover-clr: #bc92e6;
   --dropdown-content-bg: rgb(0 0 0 / 70%);
   --overlay-header-bg: rgb(0 0 0 / 25%);
   --overlay-header-bg-active: var(--dropdown-content-bg);
   --dropdown-content-border: solid 1px rgb(220 220 220 / 20%);
   --current-header-bg: rgb(0 0 0 / 14%) !important;
   --header-bg: rgb(0 0 0 / 70%);
   --menu-toggle-clr: white;
   --mobile-menu-bg: rgb(0 0 0 / 95%);
   --menu-cta-border: var(--dropdown-content-border)
 }


 .on-hero-section {
   /* update variables when header is on hero section*/
 }

 /* header bg blure when on video section */
 html:not(.dwc-mobile) .dwc-nest-header.on-video-section {
   backdrop-filter: blur(var(--overlay-header-blur));
 }

 /* overlay header border when on video section or dark background*/
 .dwc-nest-header:is(.on-dark-bg, .on-video-section)[data-overlay-header="true"] {
   border: 1px solid rgba(255, 255, 255, 0.2);
 }

 /* header bottom border when on dark background or video section*/
 .dwc-nest-header:is(.on-dark-bg, .on-video-section) {
   border-bottom: 1px solid rgba(255, 255, 255, 0.2);
 }


 /* logo color when on dark background*/
 .on-dark-bg .dwc-nest-menu__logo path {
   fill: white;
 }

 /* logo color when on light background*/
 .on-dark-bg .dwc-nest-menu__logo path {
   /*define svg fill when logo is on light background */
 }

 /* logo color when on video background*/
 .on-video-section .dwc-nest-menu__logo path {
   fill: white;
 }

/*custom */

.on-dark-bg .mega-menu-magic__menu-icon-large{
   background-color: var(--current-header-bg);
    fill: #bc92e6;
    color: #bc92e6;
}

.on-video-section .mega-menu-magic__menu-icon-large{
   background-color: var(--current-header-bg);
    fill: #bc92e6;
    color: #bc92e6;
}

.on-video-section .mega-menu-magic__dropdown-title,
.on-dark-bg .mega-menu-magic__dropdown-title{
    color: rgb(210 210 210);   
}
// Constants
const BREAKPOINT_DESKTOP = 0;
const DEBOUNCE_DELAY = 50;

// Configuration object for all header-related selectors
const HEADER_CONFIG = {
  // Main header element
  headerElement: '.dwc-nest-header',
  // Wrapper element selectors (can be classes, IDs, or data attributes)
  wrapperSelectors: [
    // '.dwc-nest-header__container'
  ],
  // Elements to monitor for header styling (can include any CSS selector)
  // Default monitors sections, but you can add footer, divs, or any element
  monitoredElements: 'section, [data-header-zone]',
  // Store original header background color
  originalHeaderBgColor: null
};

// Unified section type configuration
// Add new data attributes here - they will be automatically mapped to header classes
const SECTION_TYPES = {
  'data-hero': 'on-hero-section',
  'data-video': 'on-video-section',
  'data-custom': 'on-custom-section',
  'data-sticky': 'on-media-section'
  // Add new: 'data-feature': 'on-feature-section'
};

// Configuration for excluded sections
const EXCLUSION_CONFIG = {
  // Data attribute that identifies sections to exclude from header styling
  sectionAttribute: 'data-exclude-header'
};

// Text color classes
const TEXT_CLASSES = {
  light: 'on-dark-bg',
  dark: 'on-light-bg'
};

// Generate classes to remove dynamically from SECTION_TYPES and text classes
const ALL_CLASSES_TO_REMOVE = [
  // Add all header classes from section types
  ...Object.values(SECTION_TYPES),
  // Add text color classes
  TEXT_CLASSES.light,
  TEXT_CLASSES.dark
];

// Performance optimization: Cache DOM elements and computed values
const CACHE = {
  headerElement: null,
  wrapperElement: null,
  sections: [],
  sectionsData: new Map(),
  colorCache: new Map(),
  tempColorElement: null,
  lastKnownSection: null,
  isUpdating: false,
  pendingColorUpdate: false
};

// Initialize cache
function initializeCache() {
  // Cache header elements
  CACHE.headerElement = document.querySelector(HEADER_CONFIG.headerElement);
  
  // Try each wrapper selector until one is found
  for (const selector of HEADER_CONFIG.wrapperSelectors) {
    CACHE.wrapperElement = document.querySelector(selector);
    if (CACHE.wrapperElement) break;
  }
  
  // Cache sections and their positions
  CACHE.sections = Array.from(document.querySelectorAll(HEADER_CONFIG.monitoredElements));
  
  // Create reusable element for color calculations
  CACHE.tempColorElement = document.createElement('div');
  CACHE.tempColorElement.style.position = 'absolute';
  CACHE.tempColorElement.style.visibility = 'hidden';
  CACHE.tempColorElement.style.pointerEvents = 'none';
  document.body.appendChild(CACHE.tempColorElement);
  
  // Cache section metadata
  updateSectionsCache();
}

// Update sections cache (call when DOM changes)
function updateSectionsCache() {
  CACHE.sections = Array.from(document.querySelectorAll(HEADER_CONFIG.monitoredElements));
  CACHE.sectionsData.clear();
  
  CACHE.sections.forEach((section, index) => {
    const sectionData = {
      index,
      isExcluded: section.hasAttribute(EXCLUSION_CONFIG.sectionAttribute)
    };
    
    // Dynamically check for all section types defined in SECTION_TYPES
    Object.keys(SECTION_TYPES).forEach(attribute => {
      sectionData[attribute] = section.hasAttribute(attribute);
    });
    
    CACHE.sectionsData.set(section, sectionData);
  });
}

// Function to remove all section classes from :root only
function removeAllSectionClasses() {
  const rootElement = document.documentElement;
  
  // Remove classes from :root only
  rootElement.classList.remove(...ALL_CLASSES_TO_REMOVE);
}

// Function to update the CSS variable on :root
function updateRootBackgroundVariable(color) {
  document.documentElement.style.setProperty('--current-header-bg', color);
}

// Function to apply classes to :root only
function applyClassesToRoot(headerClass, textClass) {
  const rootElement = document.documentElement;
  
  // Apply header class to :root only
  if (headerClass) {
    rootElement.classList.add(headerClass);
  }
  
  // Apply text class to :root only
  if (textClass) {
    rootElement.classList.add(textClass);
  }
}

// Optimized color conversion using cached temp element
function getRGBValues(color) {
  const cacheKey = color;
  if (CACHE.colorCache.has(cacheKey)) {
    return CACHE.colorCache.get(cacheKey);
  }
  
  CACHE.tempColorElement.style.color = color;
  const computedColor = window.getComputedStyle(CACHE.tempColorElement).color;
  
  // Extract RGB values
  const match = computedColor.match(/rgba?\((\d+),\s*(\d+),\s*(\d+)/);
  const result = match ? {
    r: parseInt(match[1]),
    g: parseInt(match[2]),
    b: parseInt(match[3])
  } : { r: 255, g: 255, b: 255 };
  
  // Cache the result
  CACHE.colorCache.set(cacheKey, result);
  return result;
}

// Function to check if a background color is transparent or empty
function isBackgroundTransparent(color) {
  if (!color) return true;
  
  const transparentValues = [
    'transparent',
    'rgba(0, 0, 0, 0)',
    'rgba(0,0,0,0)',
    'initial',
    'inherit',
    ''
  ];
  
  return transparentValues.includes(color.toLowerCase().replace(/\s/g, ''));
}

// Function to determine if a color is dark or light
function isColorDark(color) {
  if (color === 'transparent' || color === 'rgba(0, 0, 0, 0)') {
    return false;
  }
  
  const rgb = getRGBValues(color);
  const luminance = (0.299 * rgb.r + 0.587 * rgb.g + 0.114 * rgb.b) / 255;
  return luminance < 0.5;
}

// Optimized section detection using cached data
function getCurrentSection() {
  if (!CACHE.headerElement || CACHE.sections.length === 0) return null;
  
  const headerHeight = CACHE.headerElement.offsetHeight;
  
  // Quick check if we're still in the same section
  if (CACHE.lastKnownSection) {
    const rect = CACHE.lastKnownSection.getBoundingClientRect();
    if (rect.top <= headerHeight && rect.bottom > headerHeight) {
      return CACHE.lastKnownSection;
    }
  }
  
  // Binary search would be ideal here, but simple loop is sufficient for most cases
  for (const section of CACHE.sections) {
    const rect = section.getBoundingClientRect();
    if (rect.top <= headerHeight && rect.bottom > headerHeight) {
      CACHE.lastKnownSection = section;
      return section;
    }
  }
  
  const firstSection = CACHE.sections[0] || null;
  CACHE.lastKnownSection = firstSection;
  return firstSection;
}

// Function to get computed background color with caching
function getComputedBackgroundColor(element) {
  const cacheKey = element;
  if (CACHE.colorCache.has(cacheKey)) {
    return CACHE.colorCache.get(cacheKey);
  }
  
  const bgColor = window.getComputedStyle(element).backgroundColor;
  CACHE.colorCache.set(cacheKey, bgColor);
  return bgColor;
}

// Function to initialize original header background color
function initializeOriginalHeaderBgColor() {
  if (CACHE.headerElement) {
    HEADER_CONFIG.originalHeaderBgColor = window.getComputedStyle(CACHE.headerElement).backgroundColor;
  }
}

// Function to determine header style configuration based on section
function determineHeaderConfig(section) {
  if (!section) return null;
  
  const sectionData = CACHE.sectionsData.get(section);
  if (!sectionData) return null;
  
  // If section is excluded, return null to skip styling
  if (sectionData.isExcluded) {
    return null;
  }
  
  // Dynamically check for any section type defined in SECTION_TYPES
  for (const [attribute, headerClass] of Object.entries(SECTION_TYPES)) {
    if (sectionData[attribute]) {
      return {
        backgroundColor: null,
        headerClass: headerClass,
        needsWhiteText: null,
        isSpecialSection: true
      };
    }
  }
  
  // Get the actual background color of the section
  const sectionBgColor = getComputedBackgroundColor(section);
  
  if (isBackgroundTransparent(sectionBgColor)) {
    return {
      backgroundColor: HEADER_CONFIG.originalHeaderBgColor || 'rgb(255, 255, 255)',
      headerClass: null,
      needsWhiteText: isColorDark(HEADER_CONFIG.originalHeaderBgColor || 'rgb(255, 255, 255)'),
      isSpecialSection: false
    };
  }
  
  const needsWhiteText = isColorDark(sectionBgColor);
  
  return {
    backgroundColor: sectionBgColor,
    headerClass: null,
    needsWhiteText: needsWhiteText,
    isSpecialSection: false
  };
}

// Function to apply styles (background color to header, classes to :root only)
function applyHeaderStyles(config) {
  if (!CACHE.headerElement || !config) return;
  
  const elementsToStyle = [CACHE.headerElement, CACHE.wrapperElement].filter(Boolean);
  
  // Use requestAnimationFrame for smooth visual updates
  requestAnimationFrame(() => {
    // First, remove all section classes and text classes from :root only
    removeAllSectionClasses();
    
    // Update the root CSS variable with background color
    if (config.backgroundColor !== null) {
      const appliedBgColor = config.backgroundColor || '';
      updateRootBackgroundVariable(appliedBgColor);
    } else {
      updateRootBackgroundVariable('');
    }
    
    // Determine text class to apply
    const textClass = config.needsWhiteText !== null 
      ? (config.needsWhiteText ? TEXT_CLASSES.light : TEXT_CLASSES.dark)
      : null;
    
    // Apply classes to :root only
    applyClassesToRoot(config.headerClass, textClass);
    
    // Handle background color on header elements only
    elementsToStyle.forEach(element => {
      if (config.backgroundColor !== null) {
        const appliedBgColor = config.backgroundColor || '';
        element.style.backgroundColor = appliedBgColor;
      } else {
        element.style.backgroundColor = '';
      }
    });
    
    // For special sections, allow CSS to apply first, then get computed background color
    if (config.isSpecialSection && config.headerClass) {
      // Use setTimeout(0) to ensure CSS has been applied, but batch multiple calls
      if (!CACHE.pendingColorUpdate) {
        CACHE.pendingColorUpdate = true;
        setTimeout(() => {
          // Process all elements that need color updates in this batch
          elementsToStyle.forEach(el => {
            // Check if element has any of the section classes (though they're not applied anymore)
            const hasSectionClass = Object.values(SECTION_TYPES).some(className => 
              el.classList.contains(className)
            );
            
            if (hasSectionClass) {
              const computedBgColor = getComputedBackgroundColor(el);
              updateRootBackgroundVariable(computedBgColor);
            }
          });
          CACHE.pendingColorUpdate = false;
        }, 50);
      }
    }
    
    CACHE.isUpdating = false;
  });
}

// Throttled update function using requestAnimationFrame
function updateHeaderStyles() {
  // Prevent multiple updates in the same frame
  if (CACHE.isUpdating) return;
  
  // Apply only on screens larger than the breakpoint
  if (window.innerWidth <= BREAKPOINT_DESKTOP) {
    return;
  }
  
  CACHE.isUpdating = true;
  
  const currentSection = getCurrentSection();
  if (!currentSection) {
    CACHE.isUpdating = false;
    return;
  }
  
  const headerConfig = determineHeaderConfig(currentSection);
  if (!headerConfig) {
    CACHE.isUpdating = false;
    return;
  }
  
  applyHeaderStyles(headerConfig);
}

// Debounce function for resize events (less frequent)
function debounce(func, wait) {
  let timeout;
  return function executedFunction(...args) {
    const later = () => {
      clearTimeout(timeout);
      func(...args);
    };
    clearTimeout(timeout);
    timeout = setTimeout(later, wait);
  };
}

// RAF-based throttle for scroll events
let rafId = null;
function throttleWithRAF(func) {
  return function(...args) {
    if (rafId) return;
    
    rafId = requestAnimationFrame(() => {
      func.apply(this, args);
      rafId = null;
    });
  };
}

// Initialize everything
function initialize() {
  initializeCache();
  initializeOriginalHeaderBgColor();
  updateHeaderStyles();
}

// Cleanup function
function cleanup() {
  if (CACHE.tempColorElement && CACHE.tempColorElement.parentNode) {
    CACHE.tempColorElement.parentNode.removeChild(CACHE.tempColorElement);
  }
  if (rafId) {
    cancelAnimationFrame(rafId);
  }
}

// Initialize on page load
if (document.readyState === 'loading') {
  document.addEventListener('DOMContentLoaded', initialize);
} else {
  initialize();
}

// Create optimized event handlers
const throttledUpdateHeaderStyles = throttleWithRAF(updateHeaderStyles);
const debouncedUpdateHeaderStyles = debounce(() => {
  updateSectionsCache(); // Refresh cache on resize
  updateHeaderStyles();
}, DEBOUNCE_DELAY);

// Add event listeners with passive option for better performance
window.addEventListener('scroll', throttledUpdateHeaderStyles, { passive: true });
window.addEventListener('resize', debouncedUpdateHeaderStyles, { passive: true });

// Cleanup on page unload
window.addEventListener('beforeunload', cleanup);

Residential & Multifamily

Active residents & vibrant communities

Advantage Sport & Fitness provides multifamily fitness solutions designed to help developers, property owners, and management teams create amenities that attract residents, support wellness, and increase long-term property appeal. From apartment fitness centers and resident wellness spaces to functional training zones and recovery areas, we design fitness amenities that align with modern resident expectations and lifestyle trends. Our team helps maximize available space with the right mix of cardio equipment, strength training, connected fitness, and flexible workout areas. The result is a high-value amenity that supports resident satisfaction, community engagement, and stronger occupancy potential.

Our Residential & Multifamily Clients

Advantage is proud to partner with multifamily developers, property owners, and management teams to bring high-performing fitness amenities to life. Each project is shaped around the property’s unique goals, resident needs, available space, and long-term value, creating fitness environments that feel intentional, durable, and aligned with the community they serve.

Breland Home logo
Northwood Ravin logo
Wood Partners logo

Residential & Multifamily Showcases

Commercial gym flooring mix
Luxury gym set up
Luxury gym set up
GeerHouse Apartments
The Hartby fitness equipment
Fitness Studio equipment
Thomas County Central High School branded weight lifting equipment

Our Approach

Envision. Design. Plan. Outfit.

Advantage is the key to unlocking a full range of resources. From concept development and delivery to post-installation service, we support you in creating, maintaining, and securing the future of your fitness spaces.Since 1987.

Our in-depth facility and design services allow us to bring your multifamily fitness amenity vision to life. Once we learn more about your property goals, resident demographics, available space, and community needs, our team will use 2D and 3D design tools to determine what types of fitness equipment will best serve your residents. These tools also help us maximize your fitness center’s usage and flow, ensuring residents have a comfortable, engaging, and efficient workout experience right where they live.Once your apartment fitness center or residential fitness amenity is ready for equipment, we’ll deliver your order to ensure your products arrive undamaged and in peak condition. During delivery, our assembly and installation professionals will place, test, and ensure all products are fully operational based on strict industry standards. By turning to us for delivery and installation services, you’ll know your fitness equipment is safely installed and ready to support a high-quality resident experience.We believe in building strong relationships, and we do so by providing preventative maintenance and repairs long after we’ve installed equipment. Since our factory-certified service technicians provide onsite equipment maintenance during and after your warranty term, we’ll help maximize the lifespan and performance of your multifamily fitness equipment. Proper maintenance can also help lower unnecessary energy costs, reduce downtime for residents, and lower the risk of needing to replace equipment early.

Benefits

Redefining Multifamily Living, one fitness amenity at a time.

In an increasingly amenity-focused housing market, the right fitness offering is key to retaining current residents and appealing to prospects.

Recent Testimonials

Ford Field & River Club

"A great experience because of their strong communication"

Ryan Good,
Director of Recreation and Wellness
See Case Study
Mohonk Mountain House

"Our partner for decades, responding quickly to our needs"

Barbara Stirewalt,
Vice President & General Manager
See Case Study
Regent Partners

"Great intel on trends, delivered on time, always communicative"

Andrew Allman,
Principal - Development Services
See Case Study

Ready to start your next project?

As the largest and most experienced gym equipment provider on the east coast, our team will pull out all the stops to provide the top-of-the-line fitness solutions you are looking for. Contact us to start a conversation.

Residential & Multifamily FAQs

A team of experts here to help.

Installing a fitness facility is a complex project. As you look for a fitness provider, they should be able to answer a few common questions to show their competency. Review the main questions you should ask a fitness provider and our answers to them here.