:root {
  
  --color-white: #ffffff;
  --color-light-gray: #f8f9fa;
  --color-medium-gray: #e9ecef;
  --color-dark-gray: #6c757d;
  --color-primary-blue: #1e3a8a; 
  --color-accent-orange: #e76f51; 
  --color-wood: #d4a574; 
  --color-text-primary: #212529;
  --color-text-secondary: #6c757d;

  --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; 
  --font-family-accent: 'Playfair Display', Georgia, serif; 
  --font-size-h1: 3.5rem;
  --font-size-h2: 2.5rem;
  --font-size-h3: 2rem;
  --font-size-h4: 1.5rem;
  --font-size-h5: 1.25rem;
  --font-size-h6: 1.125rem;
  --font-size-body: 1rem;
  --font-size-small: 0.875rem;
  --line-height-body: 1.6;
  --line-height-heading: 1.2;

  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;

  --border-radius: 0.5rem;
  --border-radius-lg: 0.75rem;
  --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
  --shadow-md: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);

  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 72px 0 0;
  font-family: var(--font-family-primary);
  font-size: var(--font-size-body);
  line-height: var(--line-height-body);
  color: var(--color-text-primary);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  margin-top: 0;
  margin-bottom: calc(var(--spacing-md) / 2);
  font-family: var(--font-family-primary);
  font-weight: 600;
  line-height: var(--line-height-heading);
}

p {
  margin-top: 0;
  margin-bottom: var(--spacing-md);
}

a {
  color: var(--color-primary-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-accent-orange);
  text-decoration: underline;
}

img {
  max-width: 100%;
  height: auto;
}

ul, ol {
  padding-left: var(--spacing-lg);
}

li {
  margin-bottom: var(--spacing-xs);
}

h1 { font-size: var(--font-size-h1); }
h2 { font-size: var(--font-size-h2); }
h3 { font-size: var(--font-size-h3); }
h4 { font-size: var(--font-size-h4); }
h5 { font-size: var(--font-size-h5); }
h6 { font-size: var(--font-size-h6); }

.lead {
  font-size: 1.25rem;
  font-weight: 300;
}

.text-accent {
  font-family: var(--font-family-accent);
  font-style: italic;
}

.container-custom {
  max-width: 1200px;
  margin: 0 auto;
  padding-left: var(--spacing-md);
  padding-right: var(--spacing-md);
}

.section-padding {
  padding-top: var(--spacing-2xl);
  padding-bottom: var(--spacing-2xl);
}

@media (min-width: 768px) {
  .section-padding {
    padding-top: var(--spacing-3xl);
    padding-bottom: var(--spacing-3xl);
  }
}

.flex-center {
  display: flex;
  justify-content: center;
  align-items: center;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--border-radius);
  font-weight: 500;
  text-align: center;
  text-decoration: none;
  transition: all var(--transition-normal);
  border: 2px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background-color: var(--color-primary-blue);
  color: var(--color-white);
  border-color: var(--color-primary-blue);
}

.btn-primary:hover {
  background-color: #1b346c;
  border-color: #1b346c;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: var(--color-accent-orange);
  color: var(--color-white);
  border-color: var(--color-accent-orange);
}

.btn-secondary:hover {
  background-color: #cf6450;
  border-color: #cf6450;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary-blue);
  border-color: var(--color-primary-blue);
}

.btn-outline:hover {
  background-color: var(--color-primary-blue);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.card-custom {
  background-color: var(--color-white);
  border: 1px solid var(--color-medium-gray);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
  height: 100%;
}

.card-custom:hover {
  border-color: var(--color-primary-blue);
  box-shadow: var(--shadow-lg);
  transform: translateY(-5px);
}

.card-custom .card-img-top {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.card-custom .card-body {
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-custom .card-title {
  font-size: var(--font-size-h4);
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.card-custom .card-text {
  color: var(--color-text-secondary);
  flex-grow: 1;
}

.row[class*='g-'] > [class*='col-']:has([class*='card']) { 
  display: flex !important; 
  flex-direction: column !important; 
}
[class*='card'] { 
  flex: 1; 
  display: flex; 
  flex-direction: column; 
  height: 100%; 
}

.row.g-4 > [class*='col-'] img, .row[class*='g-'] > [class*='col-'] img { 
  height: auto !important; 
  width: 100% !important; 
  max-width: 100% !important; 
  object-fit: cover !important; 
}

.value-added-grid .value-icon {
  width: 80px !important;
  height: 80px !important;
  object-fit: contain !important;
  display: inline-block;
  margin: 0 auto var(--spacing-sm);
}

.value-added-grid .value-icon[data-tippy-content] {
  cursor: pointer;
}

.form-control-custom {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--color-medium-gray);
  border-radius: var(--border-radius);
  font-size: var(--font-size-body);
  transition: border-color var(--transition-fast);
}

.form-control-custom:focus {
  border-color: var(--color-primary-blue);
  box-shadow: 0 0 0 0.2rem rgba(30, 58, 138, 0.25);
  outline: none;
}

.form-label {
  font-weight: 500;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-xs);
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

.navbar-custom {
  background-color: var(--color-white);
  box-shadow: var(--shadow-sm);
  padding: var(--spacing-sm) 0;
}

.navbar-brand {
  font-size: var(--font-size-h4);
  font-weight: 700;
  color: var(--color-primary-blue);
}

.navbar-nav .nav-link {
  color: var(--color-text-primary);
  padding: var(--spacing-sm) var(--spacing-md);
  transition: color var(--transition-fast);
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: var(--color-primary-blue);
}

.navbar-toggler {
  border: 1px solid var(--color-medium-gray);
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.2rem rgba(30, 58, 138, 0.25);
}

.footer-custom {
  background-color: var(--color-dark-gray);
  color: var(--color-white);
  padding: var(--spacing-xl) 0;
}

.footer-custom a {
  color: var(--color-light-gray);
}

.footer-custom a:hover {
  color: var(--color-accent-orange);
}

.hero {
  background: linear-gradient(rgba(0,0,0,0.4), rgba(0,0,0,0.4)), url('path-to-hero-image.jpg') center/cover;
  color: var(--color-white);
  padding: var(--spacing-3xl) 0;
  text-align: center;
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, var(--font-size-h1));
  margin-bottom: var(--spacing-md);
}

.hero .lead {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-lg);
}

.swiper {
  width: 100%;
  height: 100%;
}

.swiper-slide {
  text-align: center;
  font-size: var(--font-size-body);
  background: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
}

.swiper-pagination-bullet-active {
  background: var(--color-primary-blue);
}

.before-after-container {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.before-after-slider {
  height: 400px;
  background-size: cover;
  background-position: center;
  position: relative;
}

.hotspot {
  position: absolute;
  width: 20px;
  height: 20px;
  background: var(--color-accent-orange);
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid var(--color-white);
  transition: transform var(--transition-fast);
}

.hotspot:hover {
  transform: scale(1.2);
}

.testimonial-card {
  background: var(--color-light-gray);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.testimonial-card .quote {
  font-style: italic;
  font-size: 1.1rem;
  margin-bottom: var(--spacing-md);
}

.testimonial-card .author {
  font-weight: 500;
  color: var(--color-primary-blue);
}

@media (max-width: 575.98px) {
  :root {
    --font-size-h1: 2.5rem;
    --font-size-h2: 2rem;
    --font-size-h3: 1.75rem;
  }
  
  .container-custom {
    padding-left: var(--spacing-sm);
    padding-right: var(--spacing-sm);
  }
  
  .btn {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-small);
  }
  
  .hero {
    padding: var(--spacing-2xl) 0;
  }
}

@media (max-width: 991.98px) {
  body {
    padding-top: 64px;
  }
}

@media (min-width: 768px) {
  .navbar-custom {
    padding: var(--spacing-md) 0;
  }
  
  .card-custom .card-body {
    padding: var(--spacing-xl);
  }
}

@media (min-width: 1024px) {
  .hero h1 {
    font-size: var(--font-size-h1);
  }
  
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

* {
  transition: all var(--transition-normal);
}

.btn:focus,
.form-control-custom:focus,
.nav-link:focus,
.hotspot:focus {
  outline: 2px solid var(--color-primary-blue);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media print {
  .btn,
  .navbar-toggler,
  .hotspot {
    display: none;
  }
  
  .card-custom {
    box-shadow: none;
    border: 1px solid #000;
  }
}