:root {
  --color-primary: #2575fc;
  --color-primary-dark: #333;
  --color-accent: #2575fc;
  --color-accent-hover: #333;
  --color-white: #fff;
  --color-gray-50: #fff; /* slightly off white */
  --color-gray-100: #ccc;
  --color-gray-200: #ccc;
  --color-gray-600: #333;
  --color-gray-800: #000;
  --color-gray-900: #000;

  --font-family: 'Inter', system-ui, -apple-system, sans-serif;
  
  --spacing-xs: 0.35rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2.5rem;
  --spacing-xl: 4.5rem;
  
  --border-radius: 4px; /* Slightly sharper corners for a more serious UK corporate look */
  --shadow-sm: 0 1px 2px 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-glow: 0 0 15px rgba(208, 12, 39, 0.4); /* Red Glow */
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-family);
  color: var(--color-gray-800);
  background-color: var(--color-white);
  line-height: 1.6;
}

a {
  text-decoration: none;
  color: var(--color-primary);
  transition: color 0.2s;
}

a:hover {
  color: var(--color-accent);
}

ul {
  list-style: none;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
  color: var(--color-gray-900);
  line-height: 1.25;
  margin-bottom: var(--spacing-sm);
  font-weight: 700;
  letter-spacing: -0.02em;
}

h1 { font-size: 2.75rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; font-weight: 600; letter-spacing: -0.01em; }
p { margin-bottom: var(--spacing-sm); color: var(--color-gray-600); }

/* Containers */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.75rem;
  font-weight: 600;
  text-align: center;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.3s ease;
  border: none;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  z-index: 1;
}
.btn::before {
  content: '';
  position: absolute;
  top: 0; left: -100%; width: 200%; height: 100%;
  background: linear-gradient(115deg, transparent 20%, rgba(255,255,255,0.3) 50%, transparent 80%);
  transition: left 0.5s ease;
  z-index: -1;
}
.btn:hover::before {
  left: 100%;
}
.btn:active {
  transform: scale(0.96);
}

.btn-primary {
  background: linear-gradient(90deg, var(--color-primary), #004d99);
  color: var(--color-white);
  border: 1px solid transparent;
}

.btn-primary:hover {
  box-shadow: 0 10px 20px rgba(0, 40, 85, 0.3), 0 4px 8px rgba(0, 40, 85, 0.2);
  transform: translateY(-3px);
}

.btn-secondary {
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-dark));
  color: var(--color-white);
}

.btn-secondary:hover {
  box-shadow: 0 10px 20px rgba(15, 76, 117, 0.3), 0 4px 8px rgba(15, 76, 117, 0.2);
  transform: translateY(-3px);
}

/* Header */
.main-header {
  background-color: var(--color-white);
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
  width: 100%;
}

/* Center main content text */
.content-section-centered h1,
.content-section-centered h2,
.content-section-centered h3,
.content-section-centered p {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

/* Custom Offer Form Styling */
.offer-form-styled {
  background-color: #79C1E1; /* Light blue matching screenshot */
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
}

.offer-form-styled label {
  color: #333;
  font-weight: 600;
}

.offer-form-styled input, 
.offer-form-styled select, 
.offer-form-styled textarea {
  background-color: white;
  border: 1px solid #ccc;
  border-radius: 4px;
  padding: 0.75rem;
  width: 100%;
}

/* Tier 1: Top Bar */
.top-bar-tier {
  background-color: var(--color-gray-200);
  border-bottom: 1px solid var(--color-gray-200);
  padding: 0.3rem 0;
  font-size: 0.8rem;
  color: var(--color-gray-600);
}

.top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-bar-left {
  display: flex;
  gap: 1.5rem;
}

.top-bar-right .sales-text {
  color: var(--color-primary-dark);
  font-weight: 700;
  font-size: 0.85rem;
}

/* Tier 2: Logo Bar */
.logo-bar-tier {
  background-color: var(--color-white);
  padding: 0.5rem 0;
}

.logo-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-block {
  display: flex;
  align-items: center;
  gap: 1rem;
  text-decoration: none;
}

.logo-block img {
  height: 50px;
  width: auto;
}

.logo-tagline {
  color: var(--color-primary-dark);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  border-left: 2px solid var(--color-gray-200);
  padding-left: 1rem;
}

/* Search Bar */
.header-search-container {
  flex: 1;
  max-width: 600px;
  margin: 0 2rem;
  position: relative;
}

.header-search-form {
  display: flex;
  align-items: center;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: 50px;
  padding: 0.25rem;
  padding-left: 1.25rem;
  box-shadow: inset 0 1px 3px rgba(0,0,0,0.05);
}

.header-search-input {
  flex: 1;
  border: none;
  outline: none;
  padding: 0.5rem;
  font-size: 0.95rem;
  background: transparent;
}

.header-search-btn {
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: 50px;
  padding: 0.6rem 1.5rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s;
}

.header-search-btn:hover {
  background-color: var(--color-primary-dark);
}

.search-icon-wrapper {
  color: var(--color-gray-600);
  display: flex;
  align-items: center;
  font-size: 1.1rem;
}

/* Tier 3: Nav Bar */
.nav-bar-tier {
  background-color: var(--color-white);
  border-top: 1px solid var(--color-gray-200);
  border-bottom: 2px solid var(--color-primary);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.nav-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  color: var(--color-primary-dark);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  transition: color 0.3s, background-color 0.3s;
  padding: 0.8rem 1rem;
  position: relative;
}

.nav-links a:hover, .nav-links a.active {
  color: var(--color-primary);
  background-color: var(--color-gray-100);
}

/* We don't need the floating pill wave or button styles anymore, standard primary button is fine */
.header-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Mobile Menu Button */
.hamburger-menu {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  margin-left: 0;
}

.hamburger-menu .bar {
  display: block;
  width: 25px;
  height: 3px;
  margin: 5px auto;
  transition: all 0.3s ease-in-out;
  background-color: var(--color-primary);
}

/* Responsive Nav & Top Bar */
@media (max-width: 992px) {
  .top-bar-inner {
    flex-direction: column;
    text-align: center;
    gap: 0.5rem;
  }
  
  .top-bar-left {
    flex-direction: column;
    gap: 0.5rem;
  }
  
  .logo-bar-inner {
    flex-direction: column;
    justify-content: center;
    gap: 1rem;
    padding: 1rem 0;
  }
  
  .logo-block {
    width: auto;
    border-bottom: none;
    flex-direction: column;
    text-align: center;
  }

  .logo-tagline {
    border-left: none;
    padding-left: 0;
    margin-top: 0.5rem;
  }

  .header-search-container {
    margin: 1rem 0 0 0;
    width: 100%;
    max-width: 100%;
  }
  
  .hamburger-menu {
    display: block;
  }
  
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: white;
    flex-direction: column;
    padding: 1rem 0;
    gap: 1rem;
    border-radius: 0 0 10px 10px;
    box-shadow: 0 10px 15px rgba(0,0,0,0.1);
  }
  
  .nav-links.mobile-open {
    display: flex;
  }
}



/* Disclaimer Popup */
.disclaimer-tab {
  position: fixed;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  background-color: var(--color-accent);
  color: var(--color-white);
  padding: 10px;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  cursor: pointer;
  z-index: 999;
  font-weight: bold;
  border-radius: 4px 0 0 4px;
  box-shadow: -2px 0 5px rgba(0,0,0,0.2);
}

.disclaimer-panel {
  position: fixed;
  right: -100%;
  top: 0;
  width: 400px;
  max-width: 100%;
  height: 100vh;
  background: var(--color-white);
  box-shadow: -5px 0 15px rgba(0,0,0,0.1);
  z-index: 1000;
  transition: right 0.3s ease;
  display: flex;
  flex-direction: column;
}

.disclaimer-panel.open {
  right: 0;
}

.disclaimer-panel-header {
  padding: var(--spacing-md);
  background: var(--color-primary);
  color: white;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.close-disclaimer {
  background: transparent;
  border: none;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
}

.disclaimer-panel-body {
  padding: var(--spacing-lg);
  overflow-y: auto;
  flex: 1;
}

/* Footer */
.main-footer {
  background-color: var(--color-gray-900);
  color: var(--color-white);
  padding: var(--spacing-xl) 0 var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-col h4 {
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

.footer-col a {
  color: var(--color-gray-200);
  display: block;
  margin-bottom: var(--spacing-sm);
}

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

.footer-disclaimer-text {
  font-size: 0.875rem;
  color: var(--color-gray-200);
  border-top: 1px solid var(--color-gray-600);
  padding-top: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.footer-disclaimer-text p, .main-footer p {
  color: var(--color-gray-200);
}

/* Utility */
.text-center { text-align: center; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-8 { margin-top: var(--spacing-xl); }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-8 { margin-bottom: var(--spacing-xl); }

.offer-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

@media (max-width: 768px) {
  .offer-form-row {
    grid-template-columns: 1fr;
  }
}

/* Brand Pages Utilities */
.brand-container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.purple-circle-bg {
  position: relative;
  z-index: 1;
}

.purple-circle-bg::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 400px;
  height: 400px;
  background-color: var(--color-primary);
  border-radius: 50%;
  opacity: 0.1;
  z-index: -1;
  filter: blur(40px);
}

@media (max-width: 768px) {
  .purple-circle-bg::before {
    width: 250px;
    height: 250px;
  }
}

.purple-check-list {
  list-style: none;
  padding: 0;
  margin-left: 1rem;
}

.purple-check-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
  color: var(--color-gray-800);
}

.purple-check-list li::before {
  content: '\2713'; /* Unicode checkmark */
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-primary);
  font-weight: bold;
}

.contact-card {
  background-color: var(--color-white);
  border-left: 4px solid var(--color-primary);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
  border-radius: var(--border-radius);
  margin: var(--spacing-md) 0;
}

/* Structural Optimization for Handheld Devices */
@media (max-width: 900px) {
  /* Typography Scaling */
  h1 { font-size: 2.15rem; }
  h2 { font-size: 1.85rem; }
  h3 { font-size: 1.35rem; }
  p { font-size: 0.95rem; }

  /* Spacing and Padding Adjustments */
  .contact-card {
    padding: var(--spacing-md);
  }
  .main-footer {
    padding: var(--spacing-lg) 0 var(--spacing-sm);
  }
  .footer-grid {
    gap: var(--spacing-md);
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  /* Typography */
  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.5rem; }
  
  /* Make header and logo look good */
  .logo-block {
    padding: 0.5rem;
  }
  .logo-block img { 
    max-width: 140px; 
  }
  .logo-tagline { 
    text-align: center;
    font-size: 0.6rem;
  }
  
  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  /* Structural elements */
  .offer-form-row {
    grid-template-columns: 1fr;
  }
  .categories-grid { 
    gap: var(--spacing-sm);
  }
}

@media (max-width: 480px) {
  .logo-block img {
    max-width: 120px;
  }
  .top-bar {
    font-size: 0.85rem;
    padding: 0.5rem;
  }
  .disclaimer-panel {
    width: 100%;
    right: -100%;
  }
  .btn {
    width: 100%;
    padding: 0.8rem 1rem;
  }
}

/* --- Advanced Animations --- */

/* Scroll Animation Utilities */
.animate-on-scroll {
  opacity: 0;
  visibility: hidden;
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: opacity, transform;
}

.animate-on-scroll.is-visible {
  opacity: 1;
  visibility: visible;
}

/* Slide Up */
.slide-up {
  transform: translateY(40px);
}
.slide-up.is-visible {
  transform: translateY(0);
}

/* Fade In */
.fade-in {
  /* Just opacity, handled by base class */
}

/* Zoom In */
.zoom-in {
  transform: scale(0.95);
}
.zoom-in.is-visible {
  transform: scale(1);
}

/* Staggered Delays for Grids */
.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }
.delay-500 { transition-delay: 500ms; }

/* Global Input Focus Animation */
input[type="text"], input[type="email"], input[type="tel"], textarea, select {
  transition: border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1), transform 0.3s ease;
}
input[type="text"]:focus, input[type="email"]:focus, input[type="tel"]:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--color-primary) !important;
  box-shadow: 0 0 0 4px rgba(15, 76, 117, 0.2) !important;
  transform: translateY(-2px);
}