:root { /* Colors - Brand */ --color-primary: #0066CC; /* Blue - main brand */ --color-primary-dark: #004C99; /* Hover/active states */ --color-primary-light: #E6F2FF; /* Backgrounds/badges */ --color-secondary: #FF6B35; /* Orange - accent/CTA */ --color-secondary-dark: #E55A2B; --color-secondary-light: #FFF0EB; /* Neutrals */ --color-white: #FFFFFF; --color-black: #1A1A1A; --color-gray-50: #F9FAFB; --color-gray-100: #F3F4F6; --color-gray-200: #E5E7EB; --color-gray-300: #D1D5DB; --color-gray-400: #9CA3AF; --color-gray-500: #6B7280; --color-gray-600: #4B5563; --color-gray-700: #374151; --color-gray-800: #1F2937; --color-gray-900: #111827; /* Semantic colors */ --color-success: #10B981; --color-warning: #F59E0B; --color-error: #EF4444; --color-info: #3B82F6; /* Typography */ --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; --font-heading: 'Poppins', var(--font-primary); --font-size-xs: 0.75rem; /* 12px */ --font-size-sm: 0.875rem; /* 14px */ --font-size-base: 1rem; /* 16px */ --font-size-lg: 1.125rem; /* 18px */ --font-size-xl: 1.25rem; /* 20px */ --font-size-2xl: 1.5rem; /* 24px */ --font-size-3xl: 1.875rem; /* 30px */ --font-size-4xl: 2.25rem; /* 36px */ --font-size-5xl: 3rem; /* 48px */ --font-size-6xl: 3.75rem; /* 60px */ --font-weight-normal: 400; --font-weight-medium: 500; --font-weight-semibold: 600; --font-weight-bold: 700; --line-height-tight: 1.25; --line-height-normal: 1.5; --line-height-relaxed: 1.75; /* Spacing scale (8px base) */ --space-1: 0.25rem; /* 4px */ --space-2: 0.5rem; /* 8px */ --space-3: 0.75rem; /* 12px */ --space-4: 1rem; /* 16px */ --space-5: 1.25rem; /* 20px */ --space-6: 1.5rem; /* 24px */ --space-8: 2rem; /* 32px */ --space-10: 2.5rem; /* 40px */ --space-12: 3rem; /* 48px */ --space-16: 4rem; /* 64px */ --space-20: 5rem; /* 80px */ --space-24: 6rem; /* 96px */ --space-32: 8rem; /* 128px */ /* Border radius */ --radius-sm: 0.25rem; /* 4px */ --radius-md: 0.5rem; /* 8px */ --radius-lg: 0.75rem; /* 12px */ --radius-xl: 1rem; /* 16px */ --radius-2xl: 1.5rem; /* 24px */ --radius-full: 9999px; /* Shadows */ --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05); --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06); --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05); --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04); /* Container widths */ --container-sm: 640px; --container-md: 768px; --container-lg: 1024px; --container-xl: 1280px; --container-2xl: 1536px; /* Transitions */ --transition-fast: 150ms ease-in-out; --transition-base: 250ms ease-in-out; --transition-slow: 350ms ease-in-out; /* Z-index scale */ --z-dropdown: 1000; --z-sticky: 1020; --z-fixed: 1030; --z-modal-backdrop: 1040; --z-modal: 1050; --z-popover: 1060; --z-tooltip: 1070; }/* Container */ .container { width: 100%; max-width: var(--container-xl); margin-left: auto; margin-right: auto; padding-left: var(--space-4); padding-right: var(--space-4); } @media (min-width: 768px) { .container { padding-left: var(--space-6); padding-right: var(--space-6); } } @media (min-width: 1024px) { .container { padding-left: var(--space-8); padding-right: var(--space-8); } } .container-sm { max-width: var(--container-sm); } .container-md { max-width: var(--container-md); } .container-lg { max-width: var(--container-lg); } .container-2xl { max-width: var(--container-2xl); } /* Full-width sections */ .section { padding-top: var(--space-16); padding-bottom: var(--space-16); } @media (min-width: 768px) { .section { padding-top: var(--space-20); padding-bottom: var(--space-20); } } @media (min-width: 1024px) { .section { padding-top: var(--space-24); padding-bottom: var(--space-24); } } .section-sm { padding-top: var(--space-12); padding-bottom: var(--space-12); } .section-lg { padding-top: var(--space-24); padding-bottom: var(--space-24); } @media (min-width: 1024px) { .section-lg { padding-top: var(--space-32); padding-bottom: var(--space-32); } }/* Vertical rhythm - use on parent containers */ .stack-xs > * + * { margin-top: var(--space-2); } .stack-sm > * + * { margin-top: var(--space-4); } .stack-md > * + * { margin-top: var(--space-6); } .stack-lg > * + * { margin-top: var(--space-8); } .stack-xl > * + * { margin-top: var(--space-12); } .stack-2xl > * + * { margin-top: var(--space-16); } /* Responsive stacks */ @media (min-width: 768px) { .stack-md@md > * + * { margin-top: var(--space-6); } .stack-lg@md > * + * { margin-top: var(--space-8); } .stack-xl@md > * + * { margin-top: var(--space-12); } } @media (min-width: 1024px) { .stack-lg@lg > * + * { margin-top: var(--space-8); } .stack-xl@lg > * + * { margin-top: var(--space-12); } .stack-2xl@lg > * + * { margin-top: var(--space-16); } }/* Horizontal rhythm - use on parent flex containers */ .cluster { display: flex; flex-wrap: wrap; gap: var(--space-4); align-items: center; } .cluster-xs { gap: var(--space-2); } .cluster-sm { gap: var(--space-3); } .cluster-md { gap: var(--space-6); } .cluster-lg { gap: var(--space-8); } .cluster-xl { gap: var(--space-12); } /* Alignment variants */ .cluster-start { justify-content: flex-start; } .cluster-center { justify-content: center; } .cluster-end { justify-content: flex-end; } .cluster-between { justify-content: space-between; } /* Auto-fit grid */ .grid { display: grid; gap: var(--space-6); } .grid-2 { grid-template-columns: repeat(2, 1fr); } .grid-3 { grid-template-columns: repeat(3, 1fr); } .grid-4 { grid-template-columns: repeat(4, 1fr); } /* Responsive grids */ @media (max-width: 767px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } } @media (min-width: 768px) and (max-width: 1023px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } } /* Auto-fit (responsive without breakpoints) */ .grid-auto { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); } .grid-auto-sm { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); } .grid-auto-lg { grid-template-columns: repeat(auto-fit, minmax(350px, 1fr)); } /* Gap variants */ .grid-gap-sm { gap: var(--space-4); } .grid-gap-md { gap: var(--space-6); } .grid-gap-lg { gap: var(--space-8); } .grid-gap-xl { gap: var(--space-12); } /* Headings */ .h1, .h2, .h3, .h4, .h5, .h6 { font-family: var(--font-heading); font-weight: var(--font-weight-bold); line-height: var(--line-height-tight); color: var(--color-gray-900); margin: 0; } .h1 { font-size: var(--font-size-3xl); } .h2 { font-size: var(--font-size-2xl); } .h3 { font-size: var(--font-size-xl); } .h4 { font-size: var(--font-size-lg); } .h5 { font-size: var(--font-size-base); } .h6 { font-size: var(--font-size-sm); font-weight: var(--font-weight-semibold); } @media (min-width: 768px) { .h1 { font-size: var(--font-size-4xl); } .h2 { font-size: var(--font-size-3xl); } .h3 { font-size: var(--font-size-2xl); } } @media (min-width: 1024px) { .h1 { font-size: var(--font-size-5xl); } .h2 { font-size: var(--font-size-4xl); } .h3 { font-size: var(--font-size-3xl); } } /* Display headings (hero) */ .display-1 { font-family: var(--font-heading); font-size: var(--font-size-4xl); font-weight: var(--font-weight-bold); line-height: var(--line-height-tight); color: var(--color-gray-900); } @media (min-width: 768px) { .display-1 { font-size: var(--font-size-5xl); } } @media (min-width: 1024px) { .display-1 { font-size: var(--font-size-6xl); } } /* Body text */ .text-base { font-size: var(--font-size-base); line-height: var(--line-height-normal); } .text-sm { font-size: var(--font-size-sm); line-height: var(--line-height-normal); } .text-lg { font-size: var(--font-size-lg); line-height: var(--line-height-relaxed); } .text-xl { font-size: var(--font-size-xl); line-height: var(--line-height-relaxed); } /* Lead paragraph */ .lead { font-size: var(--font-size-lg); line-height: var(--line-height-relaxed); color: var(--color-gray-600); } @media (min-width: 768px) { .lead { font-size: var(--font-size-xl); } } /* Text colors */ .text-primary { color: var(--color-primary); } .text-secondary { color: var(--color-secondary); } .text-white { color: var(--color-white); } .text-gray-600 { color: var(--color-gray-600); } .text-gray-700 { color: var(--color-gray-700); } .text-gray-900 { color: var(--color-gray-900); } /* Font weights */ .font-normal { font-weight: var(--font-weight-normal); } .font-medium { font-weight: var(--font-weight-medium); } .font-semibold { font-weight: var(--font-weight-semibold); } .font-bold { font-weight: var(--font-weight-bold); } /* Text alignment */ .text-left { text-align: left; } .text-center { text-align: center; } .text-right { text-align: right; } @media (min-width: 768px) { .text-left@md { text-align: left; } .text-center@md { text-align: center; } } /* Base button */ .btn { display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2); padding: var(--space-3) var(--space-6); font-family: var(--font-primary); font-size: var(--font-size-base); font-weight: var(--font-weight-semibold); line-height: 1.5; text-align: center; text-decoration: none; white-space: nowrap; border: 2px solid transparent; border-radius: var(--radius-md); cursor: pointer; transition: all var(--transition-base); user-select: none; } .btn:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; } /* Primary button */ .btn-primary { background-color: var(--color-primary); color: var(--color-white); border-color: var(--color-primary); } .btn-primary:hover { background-color: var(--color-primary-dark); border-color: var(--color-primary-dark); transform: translateY(-1px); box-shadow: var(--shadow-md); } .btn-primary:active { transform: translateY(0); } /* Secondary button */ .btn-secondary { background-color: var(--color-secondary); color: var(--color-white); border-color: var(--color-secondary); } .btn-secondary:hover { background-color: var(--color-secondary-dark); border-color: var(--color-secondary-dark); transform: translateY(-1px); box-shadow: var(--shadow-md); } /* Outline button */ .btn-outline { background-color: transparent; color: var(--color-primary); border-color: var(--color-primary); } .btn-outline:hover { background-color: var(--color-primary); color: var(--color-white); } /* Ghost button */ .btn-ghost { background-color: transparent; color: var(--color-gray-700); border-color: transparent; } .btn-ghost:hover { background-color: var(--color-gray-100); } /* White button (for dark backgrounds) */ .btn-white { background-color: var(--color-white); color: var(--color-primary); border-color: var(--color-white); } .btn-white:hover { background-color: var(--color-gray-100); border-color: var(--color-gray-100); } /* Button sizes */ .btn-sm { padding: var(--space-2) var(--space-4); font-size: var(--font-size-sm); } .btn-lg { padding: var(--space-4) var(--space-8); font-size: var(--font-size-lg); } .btn-xl { padding: var(--space-5) var(--space-10); font-size: var(--font-size-xl); } /* Full width button */ .btn-block { display: flex; width: 100%; } /* Icon buttons */ .btn-icon { padding: var(--space-3); aspect-ratio: 1; } .btn-icon-sm { padding: var(--space-2); } .btn-icon-lg { padding: var(--space-4); } /* Base card */ .card { background-color: var(--color-white); border-radius: var(--radius-lg); box-shadow: var(--shadow-md); overflow: hidden; transition: all var(--transition-base); } .card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); } .card-body { padding: var(--space-6); } .card-body-sm { padding: var(--space-4); } .card-body-lg { padding: var(--space-8); } /* Service card (for your HVAC services) */ .service-card { background-color: var(--color-white); border-radius: var(--radius-lg); padding: var(--space-8); box-shadow: var(--shadow-md); text-align: center; transition: all var(--transition-base); } .service-card:hover { box-shadow: var(--shadow-xl); transform: translateY(-4px); } .service-card__icon { width: 64px; height: 64px; margin: 0 auto var(--space-4); display: flex; align-items: center; justify-content: center; background-color: var(--color-primary-light); color: var(--color-primary); border-radius: var(--radius-xl); font-size: var(--font-size-3xl); } .service-card__title { font-size: var(--font-size-xl); font-weight: var(--font-weight-bold); margin-bottom: var(--space-3); color: var(--color-gray-900); } .service-card__description { color: var(--color-gray-600); margin-bottom: var(--space-6); } /* Testimonial card */ .testimonial-card { background-color: var(--color-white); border-radius: var(--radius-lg); padding: var(--space-6); box-shadow: var(--shadow-md); border-left: 4px solid var(--color-primary); } .testimonial-card__quote { font-size: var(--font-size-lg); line-height: var(--line-height-relaxed); color: var(--color-gray-700); margin-bottom: var(--space-4); font-style: italic; } .testimonial-card__author { font-weight: var(--font-weight-semibold); color: var(--color-gray-900); } .testimonial-card__role { font-size: var(--font-size-sm); color: var(--color-gray-600); } /* Badge */ .badge { display: inline-flex; align-items: center; gap: var(--space-1); padding: var(--space-1) var(--space-3); font-size: var(--font-size-sm); font-weight: var(--font-weight-semibold); line-height: 1; border-radius: var(--radius-full); } .badge-primary { background-color: var(--color-primary-light); color: var(--color-primary-dark); } .badge-secondary { background-color: var(--color-secondary-light); color: var(--color-secondary-dark); } .badge-success { background-color: #D1FAE5; color: #065F46; } .badge-warning { background-color: #FEF3C7; color: #92400E; } .badge-error { background-color: #FEE2E2; color: #991B1B; } /* Trust badge (for license, reviews, etc.) */ .trust-badge { display: inline-flex; align-items: center; gap: var(--space-2); padding: var(--space-2) var(--space-4); background-color: var(--color-gray-100); border-radius: var(--radius-md); font-size: var(--font-size-sm); font-weight: var(--font-weight-medium); color: var(--color-gray-700); } .trust-badge__icon { color: var(--color-primary); } /* Form group */ .form-group { margin-bottom: var(--space-6); } /* Label */ .form-label { display: block; margin-bottom: var(--space-2); font-size: var(--font-size-sm); font-weight: var(--font-weight-medium); color: var(--color-gray-700); } /* Input */ .form-input, .form-select, .form-textarea { display: block; width: 100%; padding: var(--space-3) var(--space-4); font-family: var(--font-primary); font-size: var(--font-size-base); line-height: 1.5; color: var(--color-gray-900); background-color: var(--color-white); border: 2px solid var(--color-gray-300); border-radius: var(--radius-md); transition: all var(--transition-base); } .form-input:focus, .form-select:focus, .form-textarea:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px var(--color-primary-light); } .form-input::placeholder { color: var(--color-gray-400); } /* Textarea */ .form-textarea { min-height: 120px; resize: vertical; } /* Checkbox & Radio */ .form-check { display: flex; align-items: center; gap: var(--space-2); } .form-check-input { width: 18px; height: 18px; cursor: pointer; } .form-check-label { font-size: var(--font-size-sm); color: var(--color-gray-700); cursor: pointer; } /* Error state */ .form-input.error, .form-select.error, .form-textarea.error { border-color: var(--color-error); } .form-error { display: block; margin-top: var(--space-2); font-size: var(--font-size-sm); color: var(--color-error); } /* Hero */ .hero { position: relative; padding-top: var(--space-20); padding-bottom: var(--space-20); background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%); color: var(--color-white); } @media (min-width: 1024px) { .hero { padding-top: var(--space-32); padding-bottom: var(--space-32); } } .hero__content { max-width: 800px; } .hero__title { font-size: var(--font-size-4xl); font-weight: var(--font-weight-bold); line-height: var(--line-height-tight); margin-bottom: var(--space-6); } @media (min-width: 768px) { .hero__title { font-size: var(--font-size-5xl); } } @media (min-width: 1024px) { .hero__title { font-size: var(--font-size-6xl); } } .hero__subtitle { font-size: var(--font-size-lg); line-height: var(--line-height-relaxed); margin-bottom: var(--space-8); opacity: 0.95; } @media (min-width: 768px) { .hero__subtitle { font-size: var(--font-size-xl); } } .hero__cta { display: flex; flex-wrap: wrap; gap: var(--space-4); } /* Header */ .site-header { position: sticky; top: 0; z-index: var(--z-sticky); background-color: var(--color-white); box-shadow: var(--shadow-sm); } .site-header__inner { display: flex; align-items: center; justify-content: space-between; padding-top: var(--space-4); padding-bottom: var(--space-4); } .site-header__logo img { height: 48px; width: auto; } .site-header__nav { display: none; } @media (min-width: 1024px) { .site-header__nav { display: flex; align-items: center; gap: var(--space-8); } } .site-header__nav-link { font-size: var(--font-size-base); font-weight: var(--font-weight-medium); color: var(--color-gray-700); text-decoration: none; transition: color var(--transition-base); } .site-header__nav-link:hover { color: var(--color-primary); } .site-header__cta { display: flex; align-items: center; gap: var(--space-3); } /* Phone link (tap-to-call) */ .phone-link { display: inline-flex; align-items: center; gap: var(--space-2); font-size: var(--font-size-lg); font-weight: var(--font-weight-bold); color: var(--color-primary); text-decoration: none; transition: color var(--transition-base); } .phone-link:hover { color: var(--color-primary-dark); } @media (max-width: 767px) { .phone-link__text { display: none; } } /* Footer */ .site-footer { background-color: var(--color-gray-900); color: var(--color-gray-300); padding-top: var(--space-16); padding-bottom: var(--space-8); } .site-footer a { color: var(--color-gray-300); text-decoration: none; transition: color var(--transition-base); } .site-footer a:hover { color: var(--color-white); } .site-footer__title { font-size: var(--font-size-lg); font-weight: var(--font-weight-semibold); color: var(--color-white); margin-bottom: var(--space-4); } .site-footer__bottom { margin-top: var(--space-12); padding-top: var(--space-8); border-top: 1px solid var(--color-gray-700); text-align: center; font-size: var(--font-size-sm); } /* Display */ .block { display: block; } .inline-block { display: inline-block; } .flex { display: flex; } .inline-flex { display: inline-flex; } .grid { display: grid; } .hidden { display: none; } /* Flex utilities */ .flex-col { flex-direction: column; } .flex-wrap { flex-wrap: wrap; } .items-start { align-items: flex-start; } .items-center { align-items: center; } .items-end { align-items: flex-end; } .justify-start { justify-content: flex-start; } .justify-center { justify-content: center; } .justify-end { justify-content: flex-end; } .justify-between { justify-content: space-between; } /* Spacing utilities */ .m-0 { margin: 0; } .mt-auto { margin-top: auto; } .mb-0 { margin-bottom: 0; } /* Background colors */ .bg-white { background-color: var(--color-white); } .bg-gray-50 { background-color: var(--color-gray-50); } .bg-gray-100 { background-color: var(--color-gray-100); } .bg-primary { background-color: var(--color-primary); } .bg-primary-light { background-color: var(--color-primary-light); } .bg-secondary { background-color: var(--color-secondary); } /* Border radius */ .rounded-sm { border-radius: var(--radius-sm); } .rounded-md { border-radius: var(--radius-md); } .rounded-lg { border-radius: var(--radius-lg); } .rounded-xl { border-radius: var(--radius-xl); } .rounded-full { border-radius: var(--radius-full); } /* Shadows */ .shadow-sm { box-shadow: var(--shadow-sm); } .shadow-md { box-shadow: var(--shadow-md); } .shadow-lg { box-shadow: var(--shadow-lg); } .shadow-xl { box-shadow: var(--shadow-xl); } /* Width */ .w-full { width: 100%; } .max-w-full { max-width: 100%; } /* Responsive visibility */ @media (max-width: 767px) { .hidden-mobile { display: none !important; } } @media (min-width: 768px) { .hidden-tablet { display: none !important; } } @media (min-width: 1024px) { .hidden-desktop { display: none !important; } } @media (max-width: 1023px) { .visible-desktop { display: none !important; } }

Benefits of a Duct System Analysis

Although the kitchen is often referred to as the heart of the home, you could say that the true heart is your HVAC system. Central heating and cooling helps to ensure the comfort of your home and family, while the ductwork acts as a circulatory system—delivering and returning conditioned air as needed. Regardless of how well maintained or efficient your HVAC equipment may be, unresolved issues with your duct system may prevent you from enjoying all the benefits it has to offer. A duct system analysis can help detect these issues so you can get them resolved, and restore balance and comfort to your Spring or The Woodlands home.

What Is a Duct System Analysis?

Underlying issues in your duct system can lead to a number of problems relating to the comfort and safety of your family. A duct system analysis is designed to uncover these issues and provide you with a thorough analysis prior to completing any repairs. Once the technician has examined your duct network, they will present you with their findings and provide recommendations for any work that needs to be done.

For a duct system analysis, a trained technician will:

  • Perform an air balance analysis, to achieve even temperatures throughout the home
  • Detect and seal leaks
  • Inspect duct system design
  • Perform duct system replacement (if necessary)

Signs You May Need Duct Repair or Replacement

Pay close attention to watch for these signs, which may be telling you that you need duct repair:

  • Increased cost of energy. If your energy bills continue to rise, you may be losing valuable conditioned air through leaks in your ductwork. As this air is lost your HVAC system must work even harder to achieve the desired temperature, using more fuel than necessary.
  • Strange noises. As conditioned air flows through your ducts, they expand and contract with the changes in temperature. While the odd popping noise is normal, a loud rattling or continuous vibration are both signs that your ducts may be loose or damaged and may require repair.
  • Hot or cold spots. Faulty or poorly designed ductwork can cause different areas in your home to reach different temperatures, resulting in a lack of comfort.
  • Poor air quality. Leaky ductwork not only allows conditioned air to escape, but contaminated air to enter. Dust, debris, and pollutants can enter from unconditioned areas such as your attic or crawlspace, and be distributed throughout your living space.

The Benefits of a Duct System Analysis

A duct system analysis provides you with a professional assessment of the condition of your ductwork. This invaluable service has a number of important benefits, including:

  • Cost savings. Reduce the cost of energy in your home as all your conditioned air reaches your living space, and heating and cooling equipment runs at optimal performance.
  • Increased comfort. Experience even temperatures throughout your home, and increased airflow.
  • Improved health. Those who suffer from allergies or asthma will benefit from the enhanced air quality.
  • Prolonged lifespan of HVAC equipment. Clean, well maintained ducts circulate clean air through your home, preventing undue wear and tear on system components due to dust or other particulates.

Schedule a Duct System Analysis in Spring or The Woodlands, Texas

The skilled professionals at Quality Comfort Air have been providing top quality services to homeowners in the North Houston area for over 20 years. Call us today at 832-663-5373 to schedule a duct system analysis for your home, or contact us online and let us know how we can help!

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