/* ==========================================================================
   Longbill Heating Air Conditioning HVAC Services - Production Stylesheet
   Pure CSS3 - Zero External Dependencies - Optimized for Speed & Responsiveness
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Custom Properties / Design Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Brand Palette */
  --color-primary: #0284c7;        /* Cool Sky Blue */
  --color-primary-dark: #0369a1;   /* Deep Tech Blue */
  --color-primary-light: #e0f2fe;  /* Soft Blue Tint */
  --color-accent: #ea580c;         /* Warm Furnace Orange */
  --color-accent-hover: #c2410c;   /* Deep Orange */
  --color-accent-light: #ffedd5;   /* Soft Orange Tint */

  /* Neutral Spectrum */
  --color-bg: #ffffff;
  --color-surface: #f8fafc;
  --color-surface-subtle: #f1f5f9;
  --color-text-main: #0f172a;      /* Slate 900 */
  --color-text-muted: #475569;     /* Slate 600 */
  --color-text-light: #64748b;     /* Slate 500 */
  --color-border: #e2e8f0;         /* Slate 200 */
  --color-border-dark: #cbd5e1;    /* Slate 300 */
  --color-dark-bg: #0f172a;        /* Deep Navy */
  --color-dark-surface: #1e293b;   /* Slate 800 */
  --color-dark-border: #334155;    /* Slate 700 */

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
  --font-heading: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  /* Layout */
  --container-max: 1200px;
  --container-padding: 16px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-pill: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.07), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.03);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}

/* --------------------------------------------------------------------------
   2. Reset & Global Box Sizing
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  line-height: 1.6;
  font-family: var(--font-sans);
  color: var(--color-text-main);
  background-color: var(--color-bg);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  padding: 0;
  width: 100%;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
}

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

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

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}

ul, ol {
  list-style: none;
}

/* --------------------------------------------------------------------------
   3. Layout Utilities
   -------------------------------------------------------------------------- */
.container {
  width: min(var(--container-max), calc(100% - 32px));
  margin-left: auto;
  margin-right: auto;
}

.section {
  padding: 64px 0;
}

.section-alt {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section-dark {
  background-color: var(--color-dark-bg);
  color: #ffffff;
}

/* Section Header */
.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 48px auto;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 12px;
  border: 1px solid rgba(2, 132, 199, 0.2);
}

.section-badge.badge-accent {
  background-color: var(--color-accent-light);
  color: var(--color-accent-hover);
  border-color: rgba(234, 88, 12, 0.2);
}

.section-header h2 {
  font-size: clamp(1.75rem, 3vw, 2.375rem);
  font-weight: 800;
  line-height: 1.25;
  color: var(--color-text-main);
  margin-bottom: 14px;
  letter-spacing: -0.02em;
}

.section-dark .section-header h2 {
  color: #ffffff;
}

.section-header p {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.section-dark .section-header p {
  color: #94a3b8;
}

/* --------------------------------------------------------------------------
   4. Buttons & Interactive Controls
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
  text-align: center;
  min-height: 44px;
}

.btn-primary {
  background-color: var(--color-accent);
  color: #ffffff;
  border-color: var(--color-accent);
  box-shadow: 0 2px 4px rgba(234, 88, 12, 0.2);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

.btn-secondary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-1px);
}

.btn-outline {
  background-color: #ffffff;
  color: var(--color-text-main);
  border-color: var(--color-border-dark);
}

.btn-outline:hover {
  background-color: var(--color-surface);
  border-color: var(--color-text-muted);
}

.btn-phone {
  background-color: #10b981;
  color: #ffffff;
  border-color: #059669;
}

.btn-phone:hover {
  background-color: #059669;
}

.btn-lg {
  padding: 12px 24px;
  font-size: 1rem;
}

.btn-sm {
  padding: 6px 14px;
  font-size: 0.875rem;
  min-height: 36px;
}

/* --------------------------------------------------------------------------
   5. Top Information Bar
   -------------------------------------------------------------------------- */
.top-bar {
  background-color: var(--color-dark-bg);
  color: #e2e8f0;
  font-size: 0.8125rem;
  border-bottom: 1px solid var(--color-dark-border);
  padding: 8px 0;
}

.top-bar-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.top-bar-left, .top-bar-right {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.top-bar-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.top-bar-item svg {
  width: 14px;
  height: 14px;
  color: #38bdf8;
  flex-shrink: 0;
}

.top-bar-item a:hover {
  color: #38bdf8;
  text-decoration: underline;
}

.badge-24-7 {
  background-color: var(--color-accent);
  color: #ffffff;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  letter-spacing: 0.03em;
}

/* --------------------------------------------------------------------------
   6. Header & Navigation
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: #ffffff;
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 16px;
}

.logo-wrapper {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-icon-box {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 50%, #ea580c 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  box-shadow: 0 2px 4px rgba(2, 132, 199, 0.25);
  flex-shrink: 0;
}

.logo-icon-box svg {
  width: 24px;
  height: 24px;
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-title {
  font-size: 1.0625rem;
  font-weight: 800;
  color: var(--color-text-main);
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.logo-tagline {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

/* Nav Menu */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-link {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text-muted);
  padding: 6px 4px;
  position: relative;
  transition: color var(--transition-fast);
}

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

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-fast);
}

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

/* Header CTAs */
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.header-phone-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--color-text-main);
  padding: 8px 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
}

.header-phone-btn svg {
  width: 16px;
  height: 16px;
  color: #10b981;
}

.header-phone-btn:hover {
  border-color: #10b981;
  color: #047857;
}

/* Hamburger button */
.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  padding: 8px;
  border-radius: var(--radius-md);
  cursor: pointer;
  color: var(--color-text-main);
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}

.menu-toggle svg {
  width: 22px;
  height: 22px;
}

/* Mobile Nav Drawer */
.mobile-nav-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(15, 23, 42, 0.6);
  z-index: 1050;
  backdrop-filter: blur(2px);
}

.mobile-nav-drawer {
  position: fixed;
  top: 0;
  right: -320px;
  width: min(320px, 85vw);
  height: 100vh;
  background-color: #ffffff;
  z-index: 1100;
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  box-shadow: -4px 0 20px rgba(0, 0, 0, 0.15);
  transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
}

.mobile-nav-drawer.open {
  right: 0;
}

.mobile-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--color-border);
}

.mobile-nav-close {
  background: none;
  border: none;
  padding: 6px;
  cursor: pointer;
  color: var(--color-text-muted);
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.mobile-nav-list a {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-text-main);
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  display: block;
}

.mobile-nav-list a:hover {
  background-color: var(--color-surface);
  color: var(--color-primary);
}

.mobile-nav-cta {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: auto;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
}

/* --------------------------------------------------------------------------
   7. Hero Section
   -------------------------------------------------------------------------- */
.hero-section {
  padding: 56px 0 64px 0;
  background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
  border-bottom: 1px solid var(--color-border);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.hero-content {
  max-width: 620px;
}

.hero-location-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  background-color: var(--color-primary-light);
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
  border: 1px solid rgba(2, 132, 199, 0.2);
}

.hero-location-tag svg {
  width: 16px;
  height: 16px;
  color: var(--color-primary);
}

.hero-h1 {
  font-size: clamp(2.125rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--color-text-main);
  margin-bottom: 18px;
  letter-spacing: -0.025em;
}

.hero-p {
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  margin-bottom: 28px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.hero-trust-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

.trust-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.trust-item-title {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-text-main);
  display: flex;
  align-items: center;
  gap: 5px;
}

.trust-item-title svg {
  width: 14px;
  height: 14px;
  color: var(--color-accent);
  flex-shrink: 0;
}

.trust-item-sub {
  font-size: 0.75rem;
  color: var(--color-text-light);
}

/* Hero Visual Box */
.hero-visual {
  position: relative;
}

.hero-card-frame {
  background-color: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  position: relative;
}

.hero-card-img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  background-color: #e2e8f0;
}

.hero-badge-overlay {
  position: absolute;
  bottom: 16px;
  left: 16px;
  right: 16px;
  background: rgba(15, 23, 42, 0.92);
  color: #ffffff;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.hero-badge-left {
  display: flex;
  flex-direction: column;
}

.hero-badge-title {
  font-size: 0.875rem;
  font-weight: 700;
  color: #ffffff;
}

.hero-badge-subtitle {
  font-size: 0.75rem;
  color: #94a3b8;
}

.hero-badge-phone {
  background-color: var(--color-accent);
  color: #ffffff;
  font-size: 0.8125rem;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

/* --------------------------------------------------------------------------
   8. Services Section
   -------------------------------------------------------------------------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  position: relative;
  box-shadow: var(--shadow-sm);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-dark);
}

.service-icon-box {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  border: 1px solid rgba(2, 132, 199, 0.15);
}

.service-icon-box svg {
  width: 28px;
  height: 28px;
}

.service-card.card-accent .service-icon-box {
  background-color: var(--color-accent-light);
  color: var(--color-accent);
  border-color: rgba(234, 88, 12, 0.2);
}

.service-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 10px;
  line-height: 1.3;
}

.service-card p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.55;
  margin-bottom: 18px;
  flex-grow: 1;
}

.service-features-list {
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-features-list li {
  font-size: 0.875rem;
  color: var(--color-text-main);
  display: flex;
  align-items: center;
  gap: 8px;
}

.service-features-list li svg {
  width: 14px;
  height: 14px;
  color: #10b981;
  flex-shrink: 0;
}

.service-card-cta {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding-top: 12px;
  border-top: 1px solid var(--color-border);
}

.service-card-cta:hover {
  color: var(--color-primary-dark);
}

.service-card-cta svg {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-fast);
}

.service-card:hover .service-card-cta svg {
  transform: translateX(4px);
}

/* --------------------------------------------------------------------------
   9. Why Choose Us Section
   -------------------------------------------------------------------------- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.why-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.why-icon-box {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background-color: var(--color-surface);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
}

.why-icon-box svg {
  width: 22px;
  height: 22px;
}

.why-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text-main);
}

.why-card p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* --------------------------------------------------------------------------
   10. Service Areas Section
   -------------------------------------------------------------------------- */
.areas-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}

.areas-info-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}

.areas-info-card h3 {
  font-size: 1.375rem;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--color-text-main);
}

.areas-info-card p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  margin-bottom: 24px;
  line-height: 1.6;
}

.hubs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}

.hub-box {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px;
}

.hub-title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-text-main);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 6px;
}

.hub-title svg {
  width: 16px;
  height: 16px;
  color: var(--color-accent);
}

.hub-text {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.4;
}

.neighborhoods-title {
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-light);
  margin-bottom: 12px;
}

.neighborhoods-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.area-pill {
  background-color: var(--color-surface-subtle);
  border: 1px solid var(--color-border);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-main);
  padding: 5px 12px;
  border-radius: var(--radius-pill);
}

/* Service Map Card */
.areas-map-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  box-shadow: var(--shadow-sm);
}

.map-svg-container {
  width: 100%;
  height: 260px;
  background-color: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.dispatch-stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  text-align: center;
}

.stat-box {
  background-color: var(--color-surface);
  padding: 12px 8px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.stat-value {
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--color-primary-dark);
}

.stat-label {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   11. Our Process Section
   -------------------------------------------------------------------------- */
.process-timeline {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  position: relative;
}

.process-step-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  position: relative;
}

.step-number {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--color-primary);
  color: #ffffff;
  font-weight: 800;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 4px rgba(2, 132, 199, 0.2);
}

.step-card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text-main);
  line-height: 1.3;
}

.step-card-text {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   12. FAQ Section
   -------------------------------------------------------------------------- */
.faq-container {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item:hover {
  border-color: var(--color-border-dark);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 18px 20px;
  text-align: left;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-text-main);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.faq-icon {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
  flex-shrink: 0;
  transition: transform var(--transition-normal);
}

.faq-item.open .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  background-color: var(--color-surface);
}

.faq-answer-inner {
  padding: 0 20px 18px 20px;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   13. Contact & Quote Section
   -------------------------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 40px;
  align-items: start;
}

.contact-info-col {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-info-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
}

.contact-info-card h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-text-main);
  margin-bottom: 12px;
}

.contact-info-card p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-method-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.contact-icon-box {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-icon-box svg {
  width: 20px;
  height: 20px;
}

.contact-method-details {
  display: flex;
  flex-direction: column;
}

.contact-method-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-light);
}

.contact-method-value {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text-main);
}

.contact-method-value a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

/* Quote Form Container */
.quote-form-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-md);
}

.quote-form-header {
  margin-bottom: 20px;
}

.quote-form-header h3 {
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--color-text-main);
  margin-bottom: 6px;
}

.quote-form-header p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* Backend Form Connection Notice */
.form-backend-notice {
  background-color: #eff6ff;
  border: 1px dashed #93c5fd;
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  font-size: 0.8125rem;
  color: #1e40af;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.form-backend-notice svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.quote-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-main);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-dark);
  background-color: #ffffff;
  color: var(--color-text-main);
  font-size: 0.9375rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.15);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

.form-status-msg {
  display: none;
  padding: 12px;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  margin-top: 8px;
}

.form-status-msg.success {
  display: block;
  background-color: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

.form-status-msg.error {
  display: block;
  background-color: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

/* --------------------------------------------------------------------------
   14. Final Call To Action Banner
   -------------------------------------------------------------------------- */
.cta-banner {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: 48px 36px;
  border: 1px solid var(--color-dark-border);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.cta-banner-text {
  max-width: 600px;
}

.cta-banner-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: rgba(234, 88, 12, 0.2);
  color: #fb923c;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  margin-bottom: 12px;
  border: 1px solid rgba(234, 88, 12, 0.3);
}

.cta-banner h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 10px;
}

.cta-banner p {
  font-size: 1.0625rem;
  color: #cbd5e1;
  line-height: 1.55;
}

.cta-banner-buttons {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

/* --------------------------------------------------------------------------
   15. Social Media Icons Section (Clearly Marked)
   -------------------------------------------------------------------------- */
/* ==========================================================================
   SOCIAL MEDIA ICONS SECTION
   ========================================================================== */
.social-icons-wrapper {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.social-link {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background-color: var(--color-dark-surface);
  border: 1px solid var(--color-dark-border);
  color: #94a3b8;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.social-link svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.social-link:hover {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
  transform: translateY(-2px);
}

/* --------------------------------------------------------------------------
   16. Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-dark-bg);
  color: #94a3b8;
  padding: 64px 0 24px 0;
  border-top: 1px solid var(--color-dark-border);
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr 0.9fr 1.2fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-logo-text {
  font-size: 1.125rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.2;
}

.footer-about {
  font-size: 0.875rem;
  line-height: 1.6;
  color: #94a3b8;
}

.footer-col h4 {
  font-size: 1rem;
  font-weight: 700;
  color: #ffffff;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 4px;
}

.footer-links-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links-list a {
  font-size: 0.875rem;
  color: #cbd5e1;
  transition: color var(--transition-fast);
}

.footer-links-list a:hover {
  color: #38bdf8;
  padding-left: 2px;
}

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.875rem;
  color: #cbd5e1;
}

.footer-contact-item svg {
  width: 16px;
  height: 16px;
  color: #38bdf8;
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-contact-item a:hover {
  color: #38bdf8;
  text-decoration: underline;
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--color-dark-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.8125rem;
}

.footer-bottom-links {
  display: flex;
  gap: 16px;
}

.footer-bottom-links a:hover {
  color: #ffffff;
}

/* --------------------------------------------------------------------------
   17. Sticky Floating Mobile Call Bar
   -------------------------------------------------------------------------- */
.mobile-call-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: #ffffff;
  padding: 10px 16px;
  box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.1);
  z-index: 999;
  border-top: 1px solid var(--color-border);
}

.mobile-call-bar-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  max-width: 480px;
  margin: 0 auto;
}

/* --------------------------------------------------------------------------
   18. Responsive Breakpoints & Fine-Tuning
   -------------------------------------------------------------------------- */

/* Large Desktop (1440px - 1920px) */
@media (min-width: 1440px) {
  :root {
    --container-max: 1280px;
  }
  .section {
    padding: 80px 0;
  }
}

/* Desktop & Laptop (1200px - 1366px) */
@media (max-width: 1200px) {
  .nav-menu {
    gap: 14px;
  }
  .nav-link {
    font-size: 0.875rem;
  }
  .services-grid {
    gap: 18px;
  }
  .footer-top-grid {
    grid-template-columns: 1.2fr 1fr 1fr 1.2fr;
    gap: 30px;
  }
}

/* Tablet Landscape & Small Desktop (1024px) */
@media (max-width: 1024px) {
  .nav-menu, .header-phone-btn {
    display: none;
  }
  .menu-toggle {
    display: flex;
  }
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .hero-content {
    max-width: 100%;
  }
  .hero-card-img {
    height: 320px;
  }
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-timeline {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
  .process-step-card:last-child {
    grid-column: span 2;
  }
  .areas-wrapper {
    grid-template-columns: 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .footer-top-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }
}

/* Tablet Portrait (768px) */
@media (max-width: 768px) {
  .top-bar-left {
    display: none;
  }
  .top-bar-content {
    justify-content: center;
  }
  .section {
    padding: 48px 0;
  }
  .hero-trust-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
  .why-grid {
    grid-template-columns: 1fr;
  }
  .hubs-grid {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .cta-banner {
    padding: 32px 20px;
    text-align: center;
    justify-content: center;
  }
  .cta-banner-text {
    text-align: center;
  }
  .cta-banner-buttons {
    justify-content: center;
    width: 100%;
  }
  .mobile-call-bar {
    display: block;
  }
  body {
    padding-bottom: 64px; /* clearance for sticky call bar */
  }
}

/* Mobile Devices (375px - 480px) */
@media (max-width: 480px) {
  .header-actions .btn-primary {
    display: none;
  }
  .services-grid {
    grid-template-columns: 1fr;
  }
  .process-timeline {
    grid-template-columns: 1fr;
  }
  .process-step-card:last-child {
    grid-column: auto;
  }
  .hero-actions {
    flex-direction: column;
    width: 100%;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .hero-trust-row {
    grid-template-columns: 1fr 1fr;
  }
  .footer-top-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 12px;
  }
  .footer-bottom-links {
    justify-content: center;
  }
}