/* ==========================================================================
   NY PLUMBING — CAMBRIA HEIGHTS, QUEENS
   Master Stylesheet & Responsive Design System
   Visual Identity: Deep Midnight Royal Navy & Radiant Flame Amber / Warm Ochre
   ========================================================================== */

:root {
  /* Color Palette */
  --ch-navy-dark: #0b1329;       /* Deep Midnight Base */
  --ch-navy-mid: #162244;        /* Rich Royal Navy */
  --ch-navy-light: #20315d;      /* Slate Blue Accent */
  --ch-amber: #e67e22;           /* Radiant Flame Amber / Primary CTA */
  --ch-amber-hover: #d35400;     /* Deepened Ochre Hover */
  --ch-amber-light: #fef5e7;     /* Soft Amber Tint */
  --ch-amber-glow: rgba(230, 126, 34, 0.28);

  --ch-text-dark: #1f2937;       /* Charcoal Slate Body Copy */
  --ch-text-muted: #4b5563;      /* Secondary Readable Text */
  --ch-text-light: #f9fafb;      /* Light Headings on Dark */
  --ch-text-dim: #9ca3af;        /* Meta and Footnote Text */

  --ch-bg-body: #ffffff;         /* Pure Background */
  --ch-bg-alt: #f8fafc;          /* Off-White Section Tint */
  --ch-bg-card: #ffffff;         /* Solid White Card */
  --ch-bg-dark: #0b1329;         /* Dark Section Container */

  --ch-border: #e5e7eb;          /* Clean Border */
  --ch-border-dark: #2a3a60;     /* Dark Border Separator */
  --ch-border-accent: #f39c12;   /* Highlight Border */

  --ch-alert-red: #dc2626;       /* Safety Warning Red */
  --ch-alert-bg: #fef2f2;        /* Safety Warning Background */
  --ch-success-green: #16a34a;   /* Operational Green */

  /* Typography */
  --ch-font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --ch-font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Sizing & Spacing */
  --ch-max-width: 1200px;
  --ch-radius-sm: 6px;
  --ch-radius-md: 10px;
  --ch-radius-lg: 16px;
  --ch-radius-full: 9999px;

  /* Shadows */
  --ch-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --ch-shadow-md: 0 4px 8px -2px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.04);
  --ch-shadow-lg: 0 12px 20px -4px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --ch-shadow-xl: 0 20px 28px -6px rgba(0, 0, 0, 0.16);
}

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

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

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  padding-bottom: 60px; /* Offset for sticky mobile call bar */
}

@media (min-width: 769px) {
  body {
    padding-bottom: 0;
  }
}

/* Accessibility Focus States */
:focus-visible {
  outline: 3px solid var(--ch-amber);
  outline-offset: 3px;
}

/* Typography Defaults */
h1, h2, h3, h4, h5, h6 {
  color: var(--ch-navy-dark);
  line-height: 1.25;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

h1 {
  font-size: 2.15rem;
  letter-spacing: -0.025em;
}

@media (min-width: 768px) {
  h1 {
    font-size: 2.85rem;
  }
}

h2 {
  font-size: 1.85rem;
  letter-spacing: -0.02em;
  margin-top: 2rem;
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.35rem;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

p {
  margin-bottom: 1rem;
  color: var(--ch-text-dark);
}

p.ch-lead {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--ch-text-muted);
}

ul, ol {
  margin-bottom: 1rem;
  padding-left: 1.75rem;
}

li {
  margin-bottom: 0.4rem;
  color: var(--ch-text-dark);
}

a {
  color: var(--ch-amber-hover);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.15s ease;
}

a:hover {
  color: var(--ch-amber);
}

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

/* Layout Containers */
.ch-container {
  width: 100%;
  max-width: var(--ch-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

.ch-section {
  padding-top: 3.25rem;
  padding-bottom: 3.25rem;
}

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

.ch-section-dark {
  background-color: var(--ch-navy-dark);
  color: var(--ch-text-light);
  border-top: 1px solid var(--ch-border-dark);
}

.ch-section-dark h2,
.ch-section-dark h3,
.ch-section-dark h4 {
  color: #ffffff;
}

.ch-section-dark p {
  color: #d1d5db;
}

/* Header & Top Bar */
.ch-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(11, 19, 41, 0.98);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: var(--ch-shadow-md);
}

.ch-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

/* Brand Logo */
.ch-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: #ffffff;
}

.ch-brand-badge {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--ch-amber) 0%, #b45309 100%);
  border-radius: var(--ch-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  flex-shrink: 0;
  box-shadow: 0 2px 10px rgba(230, 126, 34, 0.35);
}

.ch-brand-info {
  display: flex;
  flex-direction: column;
}

.ch-brand-title {
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #ffffff;
  line-height: 1.1;
}

.ch-brand-sub {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ch-amber);
}

/* Desktop Navigation */
.ch-nav {
  display: none;
}

@media (min-width: 1024px) {
  .ch-nav {
    display: flex;
    align-items: center;
    gap: 1.5rem;
  }

  .ch-nav-list {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
  }

  .ch-nav-item {
    position: relative;
  }

  .ch-nav-link {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 0.5rem 0.85rem;
    color: #e5e7eb;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--ch-radius-sm);
    transition: all 0.15s ease;
  }

  .ch-nav-link:hover,
  .ch-nav-link[aria-current="page"] {
    color: #ffffff;
    background-color: rgba(255, 255, 255, 0.08);
  }

  /* Desktop Dropdown Menu */
  .ch-has-dropdown:hover .ch-dropdown,
  .ch-has-dropdown:focus-within .ch-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
  }

  .ch-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 290px;
    background-color: var(--ch-navy-mid);
    border: 1px solid var(--ch-border-dark);
    border-radius: var(--ch-radius-md);
    padding: 0.5rem;
    box-shadow: var(--ch-shadow-xl);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.18s ease;
    list-style: none;
    z-index: 1010;
  }

  .ch-dropdown li {
    margin: 0;
  }

  .ch-dropdown-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.55rem 0.85rem;
    color: #cbd5e1;
    font-size: 0.885rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: var(--ch-radius-sm);
    transition: all 0.15s ease;
  }

  .ch-dropdown-link:hover,
  .ch-dropdown-link[aria-current="page"] {
    color: #ffffff;
    background-color: rgba(230, 126, 34, 0.18);
    padding-left: 1rem;
  }

  .ch-dropdown-icon {
    width: 17px;
    height: 17px;
    color: var(--ch-amber);
    flex-shrink: 0;
  }
}

/* Header Call Action (Single Call Button Rule) */
.ch-header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.ch-btn-header-call {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--ch-amber);
  color: #ffffff !important;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.65rem 1.25rem;
  border-radius: var(--ch-radius-full);
  text-decoration: none;
  box-shadow: 0 2px 10px rgba(230, 126, 34, 0.35);
  transition: all 0.18s ease;
  white-space: nowrap;
}

.ch-btn-header-call:hover {
  background-color: var(--ch-amber-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(230, 126, 34, 0.45);
}

.ch-btn-header-call svg {
  width: 18px;
  height: 18px;
  stroke-width: 2.3;
}

/* Mobile Menu Toggle Button */
.ch-menu-toggle,
.ch-mobile-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--ch-radius-sm);
  color: #ffffff;
  cursor: pointer;
}

.ch-mobile-toggle .ch-icon-close {
  display: none;
}

.ch-mobile-toggle[aria-expanded="true"] .ch-icon-menu {
  display: none;
}

.ch-mobile-toggle[aria-expanded="true"] .ch-icon-close {
  display: block;
}

@media (min-width: 1024px) {
  .ch-menu-toggle,
  .ch-mobile-toggle {
    display: none;
  }
}

/* Mobile Drawer */
.ch-mobile-drawer {
  position: fixed;
  top: 76px;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(11, 19, 41, 0.98);
  backdrop-filter: blur(16px);
  z-index: 999;
  padding: 1.5rem;
  overflow-y: auto;
  display: none;
  flex-direction: column;
  gap: 1rem;
  border-top: 1px solid var(--ch-border-dark);
}

.ch-mobile-drawer.is-active {
  display: flex;
}

.ch-mobile-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.ch-mobile-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  color: #f3f4f6;
  font-size: 1.05rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--ch-radius-sm);
  background-color: rgba(255, 255, 255, 0.04);
}

.ch-mobile-link:hover,
.ch-mobile-link[aria-current="page"] {
  background-color: rgba(230, 126, 34, 0.16);
  color: #ffffff;
}

.ch-mobile-submenu {
  list-style: none;
  padding-left: 1rem;
  margin-top: 0.35rem;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.ch-mobile-sublink {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  color: #cbd5e1;
  font-size: 0.925rem;
  text-decoration: none;
  border-radius: var(--ch-radius-sm);
}

.ch-mobile-sublink:hover {
  color: var(--ch-amber);
  background-color: rgba(255, 255, 255, 0.05);
}

/* Hero Section — Cambria Heights Centered & Asymmetric Split Variation */
.ch-hero {
  position: relative;
  background: linear-gradient(175deg, #0b1329 0%, #162244 100%);
  color: #ffffff;
  padding-top: 2.75rem;
  padding-bottom: 3.5rem;
  border-bottom: 3px solid var(--ch-amber);
  overflow: hidden;
}

.ch-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 992px) {
  .ch-hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }
}

.ch-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: rgba(230, 126, 34, 0.18);
  border: 1px solid var(--ch-amber);
  color: #fcd34d;
  padding: 0.35rem 0.9rem;
  border-radius: var(--ch-radius-full);
  font-size: 0.825rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.ch-hero-title {
  color: #ffffff;
  margin-bottom: 1rem;
  line-height: 1.15;
}

.ch-hero-lead {
  font-size: 1.125rem;
  line-height: 1.7;
  color: #cbd5e1;
  margin-bottom: 1.75rem;
}

.ch-hero-cta-wrap {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: flex-start;
}

@media (min-width: 520px) {
  .ch-hero-cta-wrap {
    flex-direction: row;
    align-items: center;
  }
}

/* Primary Call to Action Button */
.ch-btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  background: linear-gradient(135deg, var(--ch-amber) 0%, #d35400 100%);
  color: #ffffff !important;
  font-size: 1.125rem;
  font-weight: 700;
  padding: 0.95rem 1.95rem;
  border-radius: var(--ch-radius-full);
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(230, 126, 34, 0.45);
  transition: all 0.2s ease;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.ch-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(230, 126, 34, 0.55);
  filter: brightness(1.06);
}

.ch-btn-primary svg {
  width: 22px;
  height: 22px;
}

.ch-hero-subtext {
  font-size: 0.875rem;
  color: #9ca3af;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* Visual Image Frame (Rule: border-radius, subtle borders, soft shadows, eager loading) */
.ch-media-box {
  position: relative;
  border-radius: var(--ch-radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: var(--ch-shadow-xl);
  background-color: var(--ch-navy-mid);
}

.ch-media-box img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.ch-media-box:hover img {
  transform: scale(1.02);
}

.ch-media-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(11, 19, 41, 0.95));
  padding: 1rem 1.25rem;
  color: #e5e7eb;
  font-size: 0.875rem;
  font-weight: 500;
}

/* Quick Diagnostic Highlights Bar */
.ch-stats-bar {
  background-color: var(--ch-navy-mid);
  border-bottom: 1px solid var(--ch-border-dark);
  padding: 1rem 0;
  color: #ffffff;
}

.ch-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1rem;
}

.ch-stat-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.4rem 0.75rem;
}

.ch-stat-icon {
  width: 28px;
  height: 28px;
  color: var(--ch-amber);
  flex-shrink: 0;
}

.ch-stat-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.2;
}

.ch-stat-desc {
  font-size: 0.785rem;
  color: #9ca3af;
  line-height: 1.3;
}

/* Content Grids */
.ch-grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 768px) {
  .ch-grid-2 {
    grid-template-columns: 1fr 1fr;
  }
}

.ch-grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .ch-grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .ch-grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Cards */
.ch-card {
  background-color: var(--ch-bg-card);
  border: 1px solid var(--ch-border);
  border-radius: var(--ch-radius-md);
  padding: 1.5rem;
  box-shadow: var(--ch-shadow-sm);
  transition: all 0.18s ease;
  display: flex;
  flex-direction: column;
}

.ch-card:hover {
  border-color: var(--ch-amber);
  box-shadow: var(--ch-shadow-md);
  transform: translateY(-2px);
}

.ch-card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.ch-card-icon {
  width: 42px;
  height: 42px;
  background-color: var(--ch-bg-alt);
  border: 1px solid var(--ch-border);
  border-radius: var(--ch-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ch-amber);
  flex-shrink: 0;
}

.ch-card h3 {
  margin: 0;
  font-size: 1.2rem;
}

.ch-card p {
  color: var(--ch-text-muted);
  font-size: 0.95rem;
  margin-bottom: 0.75rem;
  flex-grow: 1;
}

.ch-card-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--ch-amber-hover);
  margin-top: auto;
  text-decoration: none;
}

.ch-card-link:hover {
  color: var(--ch-amber);
  gap: 8px;
}

/* Technical Comparison Table */
.ch-table-wrap {
  overflow-x: auto;
  margin: 1.5rem 0;
  border-radius: var(--ch-radius-md);
  border: 1px solid var(--ch-border);
  background-color: #ffffff;
  box-shadow: var(--ch-shadow-sm);
}

.ch-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9375rem;
}

.ch-table th,
.ch-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--ch-border);
}

.ch-table th {
  background-color: var(--ch-bg-alt);
  font-weight: 700;
  color: var(--ch-navy-dark);
  border-bottom: 2px solid var(--ch-border);
}

.ch-table tr:last-child td {
  border-bottom: none;
}

.ch-table tr:hover td {
  background-color: #f9fafb;
}

/* Diagnostic Steps Sequence */
.ch-process-grid {
  list-style: none;
  padding: 0;
  margin: 2rem 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .ch-process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .ch-process-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.ch-process-box {
  background-color: var(--ch-bg-card);
  border: 1px solid var(--ch-border);
  border-radius: var(--ch-radius-md);
  padding: 1.5rem;
  box-shadow: var(--ch-shadow-sm);
  display: flex;
  flex-direction: column;
}

.ch-process-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background: var(--ch-navy-dark);
  color: #ffffff;
  font-weight: 800;
  font-size: 1rem;
  border-radius: 50%;
  margin-bottom: 1rem;
}

.ch-process-box h4 {
  font-size: 1.1rem;
  margin-bottom: 0.4rem;
}

.ch-process-box p {
  font-size: 0.9rem;
  color: var(--ch-text-muted);
  margin-bottom: 0;
}

/* Safety & Urgent Warning Notice */
.ch-safety-alert {
  background-color: var(--ch-alert-bg);
  border-left: 4px solid var(--ch-alert-red);
  border-radius: var(--ch-radius-sm);
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
}

.ch-safety-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--ch-alert-red);
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 0.4rem;
}

.ch-safety-alert p {
  color: #991b1b;
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* Mid-Page Callout Banner */
.ch-cta-strip {
  background: linear-gradient(135deg, var(--ch-navy-dark) 0%, #162244 100%);
  border: 1px solid var(--ch-border-dark);
  border-radius: var(--ch-radius-lg);
  padding: 2.5rem 1.5rem;
  color: #ffffff;
  text-align: center;
  margin: 3rem 0;
  box-shadow: var(--ch-shadow-lg);
}

.ch-cta-strip h3 {
  color: #ffffff;
  font-size: 1.85rem;
  margin-bottom: 0.75rem;
}

.ch-cta-strip p {
  color: #cbd5e1;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
  font-size: 1.05rem;
  margin-bottom: 1.75rem;
}

/* FAQ Accordion / Grid */
.ch-faq-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin: 2rem 0;
}

.ch-faq-card {
  background-color: var(--ch-bg-card);
  border: 1px solid var(--ch-border);
  border-radius: var(--ch-radius-md);
  padding: 1.5rem;
  box-shadow: var(--ch-shadow-sm);
}

.ch-faq-q {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--ch-navy-dark);
  margin-bottom: 0.5rem;
}

.ch-faq-icon {
  width: 22px;
  height: 22px;
  color: var(--ch-amber);
  margin-top: 2px;
  flex-shrink: 0;
}

.ch-faq-a {
  color: var(--ch-text-muted);
  font-size: 0.975rem;
  padding-left: calc(22px + 0.75rem);
  margin-bottom: 0;
}

/* Breadcrumbs */
.ch-breadcrumbs {
  background-color: var(--ch-bg-alt);
  border-bottom: 1px solid var(--ch-border);
  padding: 0.75rem 0;
  font-size: 0.875rem;
}

.ch-breadcrumb-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  padding: 0;
  margin: 0;
}

.ch-breadcrumb-item {
  display: inline-flex;
  align-items: center;
  color: var(--ch-text-dim);
  margin: 0;
}

.ch-breadcrumb-item a {
  color: var(--ch-text-muted);
  text-decoration: none;
}

.ch-breadcrumb-item a:hover {
  color: var(--ch-amber);
  text-decoration: underline;
}

.ch-breadcrumb-sep {
  margin-left: 0.4rem;
  color: var(--ch-text-dim);
}

.ch-breadcrumb-current {
  color: var(--ch-navy-dark);
  font-weight: 600;
}

/* Footer (Distinctive Contrast, Parent Network Anchor, Privacy Anchor) */
.ch-footer {
  background-color: var(--ch-navy-dark);
  color: #9ca3af;
  border-top: 3px solid var(--ch-amber);
  padding-top: 3.25rem;
  padding-bottom: 2rem;
  font-size: 0.9rem;
}

.ch-footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 2.5rem;
}

@media (min-width: 640px) {
  .ch-footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .ch-footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
  }
}

.ch-footer-col h4 {
  color: #ffffff;
  font-size: 1.05rem;
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}

.ch-footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.ch-footer-links a {
  color: #d1d5db;
  text-decoration: none;
  transition: color 0.15s ease;
}

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

.ch-footer-contact p {
  color: #d1d5db;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.ch-footer-contact a {
  color: #ffffff;
  font-weight: 700;
  text-decoration: none;
}

.ch-footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: center;
  justify-content: space-between;
  text-align: center;
}

@media (min-width: 768px) {
  .ch-footer-bottom {
    flex-direction: row;
    text-align: left;
  }
}

.ch-footer-bottom p {
  margin: 0;
  font-size: 0.85rem;
  color: #6b7280;
}

.ch-footer-bottom a {
  color: #9ca3af;
}

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

/* Sticky Mobile Call Bar */
.ch-mobile-callbar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: rgba(11, 19, 41, 0.98);
  border-top: 2px solid var(--ch-amber);
  padding: 0.65rem 1rem;
  z-index: 1000;
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.25);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

@media (min-width: 769px) {
  .ch-mobile-callbar {
    display: none;
  }
}

.ch-callbar-info {
  display: flex;
  flex-direction: column;
}

.ch-callbar-label {
  font-size: 0.725rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #9ca3af;
  font-weight: 700;
}

.ch-callbar-val {
  font-size: 0.925rem;
  font-weight: 800;
  color: #ffffff;
}

.ch-callbar-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: var(--ch-amber);
  color: #ffffff !important;
  font-size: 0.9rem;
  font-weight: 700;
  padding: 0.55rem 1rem;
  border-radius: var(--ch-radius-full);
  text-decoration: none;
  white-space: nowrap;
}

/* ==========================================================================
   INNER PAGE COMPONENTS & UNIVERSAL HELPERS
   ========================================================================== */

/* Universal Button Styles */
.ch-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: inherit;
  font-weight: 700;
  border-radius: var(--ch-radius-full);
  text-decoration: none;
  transition: all 0.2s ease;
  cursor: pointer;
  border: none;
  line-height: 1.2;
}

.ch-btn-call {
  background: linear-gradient(135deg, var(--ch-amber) 0%, #d35400 100%);
  color: #ffffff !important;
  box-shadow: 0 4px 14px rgba(230, 126, 34, 0.4);
  padding: 0.75rem 1.4rem;
  font-size: 0.975rem;
}

.ch-btn-call:hover {
  background: linear-gradient(135deg, var(--ch-amber-hover) 0%, #b84300 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(230, 126, 34, 0.5);
  color: #ffffff !important;
}

.ch-btn-outline {
  background-color: transparent;
  color: var(--ch-navy-dark) !important;
  border: 2px solid var(--ch-navy-mid);
  padding: 0.7rem 1.35rem;
  font-size: 0.95rem;
}

.ch-btn-outline:hover {
  background-color: var(--ch-navy-mid);
  color: #ffffff !important;
}

.ch-btn-lg {
  padding: 0.95rem 1.95rem;
  font-size: 1.125rem;
}

.ch-btn-block {
  display: flex;
  width: 100%;
}

.ch-header-cta {
  display: none;
}

@media (min-width: 1024px) {
  .ch-header-cta {
    display: flex;
    align-items: center;
  }
}

/* Icons */
.ch-icon {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.ch-icon-sm {
  width: 16px;
  height: 16px;
}

.ch-icon-md {
  width: 28px;
  height: 28px;
}

.ch-icon-lg {
  width: 38px;
  height: 38px;
}

/* Breadcrumbs */
.ch-breadcrumb-nav {
  background-color: #f1f3f7;
  border-bottom: 1px solid #e2e6ec;
  padding: 0.65rem 0;
  font-size: 0.875rem;
}

.ch-breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.ch-breadcrumb-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #6b7280;
}

.ch-breadcrumb-item + .ch-breadcrumb-item::before {
  content: "/";
  color: #9ca3af;
  margin-right: 0.25rem;
}

.ch-breadcrumb-item a {
  color: var(--ch-navy-mid);
  text-decoration: none;
  font-weight: 500;
}

.ch-breadcrumb-item a:hover {
  color: var(--ch-amber);
  text-decoration: underline;
}

.ch-breadcrumb-item[aria-current="page"] {
  color: var(--ch-navy-dark);
  font-weight: 700;
}

/* Page Header / Hero for Inner Pages */
.ch-page-header {
  background: linear-gradient(135deg, var(--ch-navy-dark) 0%, #162244 100%);
  color: #ffffff;
  padding: 3rem 0 3.5rem;
  position: relative;
  overflow: hidden;
  border-bottom: 3px solid var(--ch-amber);
}

.ch-page-header::after {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(230, 126, 34, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.ch-page-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--ch-amber);
  padding: 0.35rem 0.85rem;
  border-radius: var(--ch-radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.ch-page-header h1 {
  font-size: 2.25rem;
  line-height: 1.2;
  color: #ffffff;
  margin-bottom: 1rem;
  font-weight: 800;
}

@media (min-width: 768px) {
  .ch-page-header h1 {
    font-size: 2.75rem;
  }
}

.ch-page-lead {
  font-size: 1.15rem;
  line-height: 1.6;
  color: #d1d5db;
  max-width: 820px;
  margin-bottom: 1.75rem;
}

.ch-page-lead strong {
  color: #ffffff;
}

/* Page Layout with Sidebar */
.ch-page-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  padding-top: 2.5rem;
  padding-bottom: 4rem;
}

@media (min-width: 1024px) {
  .ch-page-layout {
    grid-template-columns: minmax(0, 2fr) minmax(300px, 1fr);
  }
}

.ch-page-main {
  min-width: 0;
}

/* Featured Media / Image Framing */
.ch-page-featured-media {
  margin-bottom: 2.5rem;
  border-radius: var(--ch-radius-md);
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(11, 19, 41, 0.12);
  border: 1px solid #e5e7eb;
  background-color: #ffffff;
}

.ch-page-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  max-height: 480px;
}

.ch-image-caption {
  padding: 0.75rem 1.25rem;
  font-size: 0.875rem;
  color: #6b7280;
  background-color: #f9fafb;
  border-top: 1px solid #f3f4f6;
  margin: 0;
  font-style: italic;
}

/* Content Blocks */
.ch-content-block {
  margin-bottom: 2.5rem;
}

.ch-content-block h2 {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--ch-navy-dark);
  margin-top: 0;
  margin-bottom: 1rem;
  line-height: 1.25;
  border-bottom: 2px solid #eef1f6;
  padding-bottom: 0.5rem;
}

.ch-content-block h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--ch-navy-mid);
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
}

.ch-content-block p {
  margin-bottom: 1.25rem;
  line-height: 1.7;
  color: #374151;
  font-size: 1.05rem;
}

.ch-content-block a {
  color: var(--ch-navy-mid);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: var(--ch-amber);
  text-underline-offset: 3px;
}

.ch-content-block a:hover {
  color: var(--ch-amber);
}

/* Lists */
.ch-check-list,
.ch-bullet-list {
  list-style: none;
  padding: 0;
  margin: 1.25rem 0;
}

.ch-check-list li {
  position: relative;
  padding-left: 1.75rem;
  margin-bottom: 0.85rem;
  line-height: 1.6;
  color: #374151;
}

.ch-check-list li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--ch-amber);
  font-weight: 900;
  font-size: 1.15rem;
}

.ch-bullet-list li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.5rem;
  color: #4b5563;
  line-height: 1.5;
}

.ch-bullet-list li::before {
  content: "\2022";
  position: absolute;
  left: 0;
  color: var(--ch-amber);
  font-size: 1.2rem;
}

/* Callout Strip */
.ch-callout {
  display: flex;
  gap: 1.25rem;
  background-color: #f8fafc;
  border: 1px solid #e2e8f0;
  border-left: 5px solid var(--ch-amber);
  border-radius: var(--ch-radius-sm);
  padding: 1.25rem 1.5rem;
  margin: 2rem 0;
}

.ch-callout-icon {
  color: var(--ch-amber);
  flex-shrink: 0;
  margin-top: 0.2rem;
}

.ch-callout h3 {
  margin-top: 0;
  margin-bottom: 0.5rem;
  font-size: 1.2rem;
  color: var(--ch-navy-dark);
}

.ch-callout p {
  margin: 0;
  font-size: 0.975rem;
  line-height: 1.6;
  color: #475569;
}

/* Step-by-Step Diagnostics */
.ch-steps {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin: 1.75rem 0;
}

.ch-step {
  display: flex;
  gap: 1.25rem;
  background-color: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: var(--ch-radius-md);
  padding: 1.25rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.ch-step-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--ch-navy-mid) 0%, var(--ch-navy-dark) 100%);
  color: #ffffff;
  font-weight: 800;
  font-size: 1.15rem;
  border-radius: 50%;
  flex-shrink: 0;
}

.ch-step-body h4 {
  margin: 0 0 0.35rem;
  font-size: 1.15rem;
  color: var(--ch-navy-dark);
  font-weight: 700;
}

.ch-step-body p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.55;
  color: #4b5563;
}

/* Mid-Page Call-To-Action Card */
.ch-cta-card {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  background: linear-gradient(135deg, var(--ch-navy-dark) 0%, #162244 100%);
  border-radius: var(--ch-radius-md);
  padding: 2rem;
  color: #ffffff;
  margin: 2.5rem 0;
  box-shadow: 0 8px 24px rgba(11, 19, 41, 0.2);
}

.ch-cta-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  background-color: rgba(230, 126, 34, 0.2);
  border: 2px solid var(--ch-amber);
  border-radius: 50%;
  color: var(--ch-amber);
  flex-shrink: 0;
}

.ch-cta-content h3 {
  margin-top: 0;
  margin-bottom: 0.5rem;
  font-size: 1.45rem;
  color: #ffffff;
}

.ch-cta-content p {
  color: #d1d5db;
  font-size: 1rem;
  line-height: 1.55;
  margin-bottom: 1.25rem;
}

@media (max-width: 640px) {
  .ch-cta-card {
    flex-direction: column;
    text-align: center;
  }
}

/* FAQ List */
.ch-faq-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin: 1.5rem 0;
}

.ch-faq-item {
  background-color: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: var(--ch-radius-md);
  padding: 1.25rem 1.5rem;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.03);
}

.ch-faq-q {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--ch-navy-dark);
  margin-top: 0;
  margin-bottom: 0.5rem;
}

.ch-faq-a {
  margin: 0;
  font-size: 0.975rem;
  line-height: 1.6;
  color: #4b5563;
}

/* Grids & Cards */
.ch-grid {
  display: grid;
  gap: 1.5rem;
}

.ch-grid-2 {
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .ch-grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

.ch-card {
  background-color: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: var(--ch-radius-md);
  padding: 1.5rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.ch-card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.ch-card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: #f0f4ff;
  color: var(--ch-navy-mid);
  border-radius: var(--ch-radius-sm);
  flex-shrink: 0;
}

.ch-card h3 {
  margin: 0;
  font-size: 1.15rem;
  color: var(--ch-navy-dark);
}

.ch-card h3 a {
  color: var(--ch-navy-dark);
  text-decoration: none;
}

.ch-card h3 a:hover {
  color: var(--ch-amber);
}

.ch-card p {
  font-size: 0.95rem;
  line-height: 1.55;
  color: #4b5563;
  margin-bottom: 1rem;
}

.ch-link-more {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--ch-amber);
  font-weight: 700;
  font-size: 0.925rem;
  text-decoration: none;
}

.ch-link-more:hover {
  text-decoration: underline;
}

/* Sidebar Components */
.ch-page-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.ch-sidebar-card {
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: var(--ch-radius-md);
  padding: 1.5rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
}

.ch-sidebar-card h3 {
  margin-top: 0;
  margin-bottom: 0.75rem;
  font-size: 1.25rem;
  color: var(--ch-navy-dark);
  border-bottom: 2px solid #f1f5f9;
  padding-bottom: 0.5rem;
}

.ch-sidebar-card p {
  font-size: 0.95rem;
  color: #4b5563;
  line-height: 1.55;
  margin-bottom: 1rem;
}

.ch-sidebar-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.ch-sidebar-links li {
  margin-bottom: 0.65rem;
}

.ch-sidebar-links a {
  color: #374151;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: color 0.15s ease;
}

.ch-sidebar-links a:hover,
.ch-sidebar-links a.ch-active {
  color: var(--ch-amber);
  padding-left: 0.25rem;
}

/* Mobile Sticky Quick Call Bar */
.ch-mobile-call-bar {
  display: block;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--ch-navy-dark);
  padding: 0.65rem 1rem;
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.25);
  z-index: 990;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

@media (min-width: 1024px) {
  .ch-mobile-call-bar {
    display: none;
  }
}

/* Print Styles */
@media print {
  .ch-header,
  .ch-mobile-callbar,
  .ch-footer,
  .ch-btn-primary,
  .ch-cta-strip {
    display: none !important;
  }

  body {
    padding: 0;
    color: #000;
    background: #fff;
  }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}