/* Global Variables and Color System */
:root {
  --color-navy: #0B2545;
  --color-cooling: #134074;
  --color-light-blue: #EEF4F8;
  --color-accent: #EE9B00;
  --color-accent-hover: #D08800;
  --color-text-dark: #1F2937;
  --color-text-light: #F9FAFB;
  --color-gray-medium: #4B5563;
  --color-white: #FFFFFF;
  --color-error: #EF4444;
  --color-success: #10B981;
  --font-sans: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --border-radius: 8px;
  --transition-speed: 0.3s;
  --max-width: 1200px;
}

/* Reset and Base Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text-dark);
  background-color: var(--color-white);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-cooling);
  text-decoration: none;
  transition: color var(--transition-speed);
}

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

p a, li a, label a {
  text-decoration: underline;
}

p a:hover, li a:hover, label a:hover {
  text-decoration: none;
}

/* Skip link for accessibility */
.skip-link {
  position: absolute;
  top: -100px;
  left: 0;
  background: var(--color-accent);
  color: var(--color-navy);
  padding: 10px 20px;
  z-index: 9999;
  font-weight: 700;
  transition: top var(--transition-speed);
}

.skip-link:focus {
  top: 0;
}

/* Accessible focus states */
button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

/* Typography */
h1, h2, h3, h4 {
  color: var(--color-navy);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 0.5em;
}

h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); margin-top: 1.5em; }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); margin-top: 1.25em; }

p, li {
  margin-bottom: 1.25em;
  color: #000000; /* Black body text on white bg */
}

/* Container */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* Section Common Styling */
.section {
  padding: 60px 0;
}

.section-bg-light {
  background-color: var(--color-light-blue);
}

.section-bg-dark {
  background-color: var(--color-navy);
  color: var(--color-text-light);
}

.section-bg-dark h2,
.section-bg-dark h3 {
  color: var(--color-white);
}

.section-bg-dark p,
.section-bg-dark li,
.hero p,
.hero li {
  color: #B3C5D7; /* Light blue on blue bg */
}

.text-center {
  text-align: center;
}

.section-header {
  max-width: 700px;
  margin: 0 auto 40px auto;
}

/* Buttons and Links */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--border-radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-speed);
  text-align: center;
  min-width: 160px;
  min-height: 48px; /* WCAG Target */
}

a.btn-primary,
button.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-navy);
}

a.btn-primary:hover,
button.btn-primary:hover {
  background-color: var(--color-accent-hover);
  color: var(--color-navy) !important;
  text-decoration: none;
}

a.btn-secondary,
button.btn-secondary {
  background-color: transparent;
  border-color: var(--color-cooling);
  color: var(--color-cooling);
}

a.btn-secondary:hover,
button.btn-secondary:hover {
  background-color: var(--color-cooling);
  color: var(--color-white) !important;
  text-decoration: none;
}

a.btn-light,
button.btn-light {
  background-color: var(--color-white);
  color: var(--color-navy);
}

a.btn-light:hover,
button.btn-light:hover {
  background-color: var(--color-light-blue);
  color: var(--color-navy) !important;
  text-decoration: none;
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin-top: 20px;
}

/* Header & Navigation */
.site-header {
  background-color: var(--color-white);
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo a {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-navy);
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-icon {
  color: var(--color-cooling);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 25px;
  align-items: center;
}

.nav-links a {
  font-weight: 600;
  color: var(--color-navy);
  font-size: 0.95rem;
  position: relative;
  padding: 5px 0;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-cooling);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-cooling);
  transition: width var(--transition-speed);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

/* Navigation Dropdown Menu styling */
.nav-item-dropdown {
  position: relative;
}

.nav-dropdown-toggle .arrow {
  font-size: 0.65rem;
  transition: transform var(--transition-speed);
}

.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--color-white);
  min-width: 240px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
  border-radius: var(--border-radius);
  border: 1px solid #ECEEF2;
  list-style: none;
  padding: 10px 0;
  z-index: 1100;
  margin-top: 10px;
}

.dropdown-menu::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%) rotate(45deg);
  width: 12px;
  height: 12px;
  background-color: var(--color-white);
  border-left: 1px solid #ECEEF2;
  border-top: 1px solid #ECEEF2;
}

.dropdown-menu li {
  margin-bottom: 0;
}

.dropdown-menu a {
  display: block;
  padding: 10px 20px;
  color: var(--color-navy);
  font-weight: 600;
  font-size: 0.9rem;
  transition: background-color var(--transition-speed), color var(--transition-speed);
}

.dropdown-menu a::after {
  display: none; /* Remove standard underline hover effect */
}

.dropdown-menu a:hover,
.dropdown-menu a.active {
  background-color: var(--color-light-blue);
  color: var(--color-cooling);
}

/* Show dropdown on hover (Desktop only) */
@media (min-width: 769px) {
  .nav-item-dropdown:hover .dropdown-menu {
    display: block;
  }
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 15px;
}

.phone-link {
  font-weight: 700;
  color: var(--color-cooling);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
  z-index: 1001;
}

.menu-toggle span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--color-navy);
  margin-bottom: 5px;
  transition: all var(--transition-speed);
}

.menu-toggle span:last-child {
  margin-bottom: 0;
}

/* Hero Section */
.hero {
  padding: 80px 0;
  background: linear-gradient(135deg, rgba(11, 37, 69, 0.94) 0%, rgba(19, 64, 116, 0.88) 100%), url('/assets/images/hero-bg.webp');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background: radial-gradient(circle at 80% 20%, rgba(238, 155, 0, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.hero-content {
  max-width: 550px;
}

.hero-tagline {
  color: var(--color-accent);
  text-transform: uppercase;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 2px;
  margin-bottom: 10px;
}

.hero h1 {
  color: var(--color-white);
  margin-bottom: 20px;
}

.hero p {
  color: #B3C5D7;
  font-size: 1.15rem;
  margin-bottom: 30px;
}

.hero-visual {
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius);
  padding: 40px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
}

.hero-badge-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 35px;
}

.hero-badge {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 15px;
  border-radius: var(--border-radius);
  text-align: center;
}

.hero-badge-num {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-accent);
  display: block;
}

.hero-badge-txt {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.hero-lead-form {
  background: var(--color-white);
  padding: 25px;
  border-radius: var(--border-radius);
  color: var(--color-text-dark);
}

.hero-lead-form h2 {
  font-size: 1.25rem;
  margin-bottom: 15px;
  text-align: center;
}

/* Service Cards / Process Grid */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 40px;
}

.card {
  background-color: var(--color-white);
  border-radius: var(--border-radius);
  padding: 30px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.04);
  border: 1px solid #ECEEF2;
  transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

.card-icon {
  font-size: 2rem;
  color: var(--color-cooling);
  margin-bottom: 20px;
  display: inline-block;
}

.card h3 {
  margin-bottom: 12px;
}

/* Process Section */
.process-step {
  position: relative;
  padding-left: 50px;
  margin-bottom: 30px;
}

.process-step::before {
  content: attr(data-step);
  position: absolute;
  left: 0;
  top: 0;
  width: 36px;
  height: 36px;
  background-color: var(--color-cooling);
  color: var(--color-white);
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

/* Form Styles */
.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 6px;
  color: var(--color-navy);
}

.form-control {
  width: 100%;
  padding: 12px;
  border: 1px solid #D1D5DB;
  border-radius: var(--border-radius);
  font-family: var(--font-sans);
  font-size: 1rem;
  background-color: var(--color-white);
  color: var(--color-text-dark);
}

.form-control:focus {
  border-color: var(--color-cooling);
  outline: none;
  box-shadow: 0 0 0 3px rgba(19, 64, 116, 0.15);
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.form-checkbox input {
  margin-top: 4px;
}

.form-checkbox label {
  font-size: 0.85rem;
  font-weight: normal;
  color: var(--color-gray-medium);
  cursor: pointer;
}

/* Breadcrumb styling */
.breadcrumb-nav {
  padding: 15px 0;
  background-color: var(--color-light-blue);
  border-bottom: 1px solid #E2E8F0;
}

.breadcrumb-list {
  display: flex;
  list-style: none;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 600;
}

.breadcrumb-list li:not(:last-child)::after {
  content: '/';
  margin-left: 10px;
  color: var(--color-gray-medium);
}

.breadcrumb-list a {
  color: var(--color-cooling);
}

.breadcrumb-list span {
  color: var(--color-gray-medium);
}

/* Location Hub styles */
.search-filter-wrapper {
  margin-bottom: 40px;
}

.search-input {
  max-width: 500px;
  margin: 0 auto;
  position: relative;
}

.search-input input {
  padding-left: 45px;
  height: 50px;
  border-radius: 25px;
}

.search-icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-gray-medium);
}

.regions-wrapper {
  margin-bottom: 45px;
}

.region-title {
  border-bottom: 2px solid var(--color-cooling);
  padding-bottom: 8px;
  margin-bottom: 20px;
}

.city-links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 15px;
}

.city-link-card {
  background: var(--color-white);
  border: 1px solid #E5E7EB;
  border-radius: var(--border-radius);
  padding: 12px 20px;
  font-weight: 600;
  text-align: center;
  transition: all var(--transition-speed);
}

.city-link-card:hover {
  background-color: var(--color-cooling);
  color: var(--color-white);
  border-color: var(--color-cooling);
}

/* FAQ Accordion Styles */
.faq-accordion {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid #ECEEF2;
  margin-bottom: 15px;
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-navy);
  padding: 20px 0;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-speed) ease-out;
}

.faq-answer-inner {
  padding-bottom: 20px;
  color: var(--color-gray-medium);
}

.faq-icon {
  transition: transform var(--transition-speed);
  font-size: 1.25rem;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-item.active .faq-answer {
  max-height: 500px; /* arbitrary height to slide down */
}

/* Footer Section */
.site-footer {
  background-color: var(--color-navy);
  color: #B3C5D7;
  padding: 60px 0 20px 0;
  border-top: 5px solid var(--color-accent);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand h3 {
  color: var(--color-white);
  margin-bottom: 15px;
}

.footer-brand p {
  color: #B3C5D7;
  font-size: 0.95rem;
}

.footer-title {
  color: var(--color-white);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: #B3C5D7;
  font-size: 0.95rem;
}

.footer-links a:hover {
  color: var(--color-white);
  text-decoration: underline;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 0.85rem;
}

.footer-bottom p {
  margin-bottom: 0;
  color: var(--color-white);
}

/* Sticky Mobile Call Bar */
.sticky-mobile-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60px;
  background-color: var(--color-navy);
  border-top: 3px solid var(--color-accent);
  z-index: 999;
  box-shadow: 0 -2px 10px rgba(0,0,0,0.15);
}

.sticky-call-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-weight: 700;
  height: 100%;
  font-size: 1.1rem;
  gap: 10px;
}

.sticky-call-btn:hover {
  color: var(--color-accent);
}

/* Media Queries */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-content {
    max-width: 100%;
    text-align: center;
  }
  .hero .btn-group {
    justify-content: center;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  body {
    padding-bottom: 60px; /* Space for sticky bar */
  }

  .site-header {
    height: 70px;
  }

  .header-container {
    height: 70px;
  }

  .main-nav {
    display: none; /* JS will toggle active class */
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-white);
    flex-direction: column;
    padding: 40px 20px;
    gap: 30px;
    z-index: 998;
    overflow-y: auto;
  }

  .main-nav.active {
    display: flex;
  }

  .nav-links {
    flex-direction: column;
    align-items: center;
    gap: 20px;
  }

  .nav-links a {
    font-size: 1.25rem;
  }

  .header-cta {
    display: none; /* Moved into mobile nav or handled by sticky bar */
  }

  .menu-toggle {
    display: block;
  }

  /* Hamburger transform when menu is active */
  .menu-toggle.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  .menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  .menu-toggle.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .sticky-mobile-bar {
    display: block;
  }

  /* Mobile Dropdown styles */
  .dropdown-menu {
    position: static;
    display: none;
    transform: none;
    box-shadow: none;
    border: none;
    background-color: rgba(0, 0, 0, 0.02);
    padding: 10px 0 0 0;
    min-width: auto;
    width: 100%;
    text-align: center;
    border-radius: var(--border-radius);
  }

  .dropdown-menu::before {
    display: none;
  }

  .nav-item-dropdown.active .dropdown-menu {
    display: block;
  }

  .dropdown-menu a {
    font-size: 1.1rem;
    padding: 8px 15px;
  }
}

/* Keyboard accessibility focus-within */
.nav-item-dropdown:focus-within .dropdown-menu {
  display: block;
}

/* Localized variation CSS tweaks */
.housing-type-list,
.climate-notes-list {
  list-style-type: none;
}

.housing-type-list li,
.climate-notes-list li {
  position: relative;
  padding-left: 25px;
  margin-bottom: 12px;
  color: var(--color-gray-medium);
}

.housing-type-list li::before,
.climate-notes-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-cooling);
  font-weight: bold;
}

/* Service Page Content Styling */
.service-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 20px 0;
}

.service-content h2 {
  font-size: 1.75rem;
  color: var(--color-navy);
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

.service-content h3 {
  font-size: 1.35rem;
  color: var(--color-navy);
  margin-top: 1.75rem;
  margin-bottom: 0.75rem;
}

.service-content p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--color-text-dark);
  margin-bottom: 1.5rem;
}

.service-content ul,
.service-content ol {
  margin-bottom: 1.5rem;
  padding-left: 20px;
}

.service-content li {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--color-text-dark);
  margin-bottom: 8px;
}

.service-content a {
  color: var(--color-cooling);
  text-decoration: underline;
  font-weight: 600;
}

.service-content a:hover {
  color: var(--color-navy);
  text-decoration: none;
}

.service-content strong {
  color: var(--color-navy);
  font-weight: 700;
}

.service-content hr {
  border: 0;
  border-top: 1px solid #ECEEF2;
  margin: 40px 0;
}