/* ==========================================================================
   NY PLUMBING — OYSTER BAY, NASSAU COUNTY, NY
   Production Stylesheet | Distinct Structural Layout & Brand Palette
   ========================================================================== */

:root {
  --ob-navy-dark: #0a192f;
  --ob-navy-mid: #112240;
  --ob-navy-light: #233554;
  --ob-slate: #495670;
  --ob-slate-light: #8892b0;
  --ob-slate-lightest: #ccd6f6;
  --ob-white: #ffffff;
  
  --ob-accent: #f59e0b;           /* Amber / Flame Gold */
  --ob-accent-hover: #d97706;
  --ob-accent-deep: #b45309;
  --ob-accent-soft: #fffbeb;
  --ob-accent-border: #fde68a;
  
  --ob-cyan: #0284c7;             /* Industrial Hydronic Blue */
  --ob-cyan-light: #e0f2fe;
  
  --ob-bg-main: #f8fafc;
  --ob-bg-card: #ffffff;
  --ob-border: #e2e8f0;
  --ob-border-subtle: #edf2f7;
  
  --ob-font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  
  --ob-radius-sm: 6px;
  --ob-radius-md: 10px;
  --ob-radius-lg: 16px;
  --ob-radius-full: 9999px;
  
  --ob-shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --ob-shadow-md: 0 4px 10px rgba(0,0,0,0.08);
  --ob-shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
  
  --ob-container: 1200px;
  --ob-header-height: 78px;
}

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

html {
  font-family: var(--ob-font-base);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ob-navy-dark);
  background-color: #ffffff;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding-bottom: 70px;
}

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

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

a {
  color: var(--ob-cyan);
  text-decoration: none;
  transition: color 0.15s ease;
}

a:hover, a:focus {
  color: #0369a1;
  text-decoration: underline;
}

p {
  margin-bottom: 1.25rem;
  color: #334155;
}

p:last-child {
  margin-bottom: 0;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--ob-navy-dark);
  font-weight: 800;
  line-height: 1.22;
  margin-bottom: 1rem;
}

h1 { font-size: clamp(2rem, 4.2vw, 2.85rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.15rem); margin-top: 1.75rem; letter-spacing: -0.02em; }
h3 { font-size: clamp(1.25rem, 2.4vw, 1.45rem); margin-top: 1.35rem; }
h4 { font-size: 1.125rem; }

ul, ol {
  margin-bottom: 1.35rem;
  padding-left: 1.6rem;
  color: #334155;
}

li {
  margin-bottom: 0.5rem;
}

.ob-container {
  width: 100%;
  max-width: var(--ob-container);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

/* ==========================================================================
   Icon Architecture
   ========================================================================== */
.ob-icon {
  display: inline-block;
  width: 1.25rem;
  height: 1.25rem;
  stroke-width: 2;
  stroke: currentColor;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  vertical-align: middle;
  flex-shrink: 0;
}

.ob-icon-sm { width: 1rem; height: 1rem; }
.ob-icon-md { width: 1.5rem; height: 1.5rem; }
.ob-icon-lg { width: 2rem; height: 2rem; }
.ob-icon-xl { width: 2.75rem; height: 2.75rem; }

.ob-icon-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.25rem;
  height: 3.25rem;
  border-radius: var(--ob-radius-md);
  background-color: var(--ob-cyan-light);
  color: var(--ob-cyan);
  margin-bottom: 1.15rem;
  border: 1px solid #bae6fd;
}

.ob-icon-badge-amber {
  background-color: var(--ob-accent-soft);
  color: var(--ob-accent-deep);
  border-color: var(--ob-accent-border);
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.ob-site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--ob-border);
  box-shadow: var(--ob-shadow-sm);
}

.ob-header-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--ob-header-height);
}

.ob-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--ob-navy-dark);
}

.ob-brand-emblem {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--ob-navy-dark) 0%, var(--ob-cyan) 100%);
  color: #ffffff;
  border-radius: var(--ob-radius-md);
  box-shadow: var(--ob-shadow-sm);
}

.ob-brand-text {
  display: flex;
  flex-direction: column;
}

.ob-brand-title {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--ob-navy-dark);
  line-height: 1.1;
}

.ob-brand-geo {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ob-cyan);
}

/* Desktop Nav */
.ob-nav {
  display: none;
}

@media (min-width: 1024px) {
  .ob-nav {
    display: flex;
    align-items: center;
    gap: 1.75rem;
  }
}

.ob-nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
}

.ob-nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--ob-navy-light);
  text-decoration: none;
  padding: 0.5rem 0.2rem;
  transition: color 0.15s ease;
}

.ob-nav-link:hover, .ob-nav-link:focus, .ob-nav-link.active {
  color: var(--ob-cyan);
  text-decoration: none;
}

/* Dropdown */
.ob-dropdown {
  position: relative;
}

.ob-dropdown-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--ob-navy-light);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.5rem 0.2rem;
}

.ob-dropdown-btn:hover, .ob-dropdown-btn:focus {
  color: var(--ob-cyan);
}

.ob-dropdown-list {
  position: absolute;
  top: 100%;
  left: 0;
  width: 290px;
  background-color: #ffffff;
  border: 1px solid var(--ob-border);
  border-radius: var(--ob-radius-md);
  box-shadow: var(--ob-shadow-lg);
  padding: 0.6rem;
  list-style: none;
  margin: 0.5rem 0 0 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 120;
}

.ob-dropdown:hover .ob-dropdown-list,
.ob-dropdown:focus-within .ob-dropdown-list,
.ob-dropdown-list.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.ob-dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.65rem 0.85rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--ob-navy-dark);
  border-radius: var(--ob-radius-sm);
  text-decoration: none;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.ob-dropdown-item:hover, .ob-dropdown-item:focus {
  background-color: var(--ob-bg-main);
  color: var(--ob-cyan);
  text-decoration: none;
}

.ob-dropdown-item .ob-icon {
  color: var(--ob-cyan);
}

/* Header Call Button */
.ob-btn-call-head {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--ob-accent);
  color: var(--ob-navy-dark) !important;
  font-weight: 800;
  font-size: 0.95rem;
  padding: 0.65rem 1.25rem;
  border-radius: var(--ob-radius-full);
  text-decoration: none;
  box-shadow: 0 2px 6px rgba(245, 158, 11, 0.3);
  transition: all 0.2s ease;
  white-space: nowrap;
}

.ob-btn-call-head:hover, .ob-btn-call-head:focus {
  background-color: var(--ob-accent-hover);
  color: #ffffff !important;
  transform: translateY(-1px);
  text-decoration: none;
}

/* Mobile Toggle */
.ob-menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--ob-bg-main);
  border: 1px solid var(--ob-border);
  border-radius: var(--ob-radius-md);
  color: var(--ob-navy-dark);
  cursor: pointer;
  padding: 0;
}

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

/* Mobile Drawer */
.ob-mobile-drawer {
  position: fixed;
  top: var(--ob-header-height);
  left: 0;
  width: 100%;
  height: calc(100vh - var(--ob-header-height));
  background-color: #ffffff;
  overflow-y: auto;
  padding: 1.5rem;
  z-index: 99;
  display: none;
  flex-direction: column;
  border-top: 1px solid var(--ob-border);
}

.ob-mobile-drawer.open {
  display: flex;
}

.ob-mobile-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem 0;
}

.ob-mobile-item {
  border-bottom: 1px solid var(--ob-border);
}

.ob-mobile-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0.5rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ob-navy-dark);
  text-decoration: none;
}

.ob-mobile-sub {
  list-style: none;
  padding: 0 0 0.75rem 1rem;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.ob-mobile-sublink {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  color: #475569;
  text-decoration: none;
  padding: 0.35rem 0;
}

/* ==========================================================================
   Buttons & CTAs
   ========================================================================== */
.ob-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  font-weight: 800;
  font-size: 1rem;
  padding: 0.85rem 1.65rem;
  border-radius: var(--ob-radius-md);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  line-height: 1.25;
}

.ob-btn-primary {
  background-color: var(--ob-accent);
  color: var(--ob-navy-dark) !important;
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.35);
}

.ob-btn-primary:hover, .ob-btn-primary:focus {
  background-color: var(--ob-accent-hover);
  color: #ffffff !important;
  transform: translateY(-2px);
  text-decoration: none;
}

.ob-btn-navy {
  background-color: var(--ob-navy-dark);
  color: #ffffff !important;
}

.ob-btn-navy:hover, .ob-btn-navy:focus {
  background-color: var(--ob-navy-mid);
  text-decoration: none;
}

.ob-btn-outline {
  background-color: transparent;
  color: var(--ob-navy-dark);
  border: 2px solid var(--ob-border);
}

.ob-btn-outline:hover, .ob-btn-outline:focus {
  border-color: var(--ob-cyan);
  color: var(--ob-cyan);
  text-decoration: none;
}

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

/* ==========================================================================
   Hero Section
   ========================================================================== */
.ob-hero {
  position: relative;
  background: linear-gradient(180deg, #f1f5f9 0%, #ffffff 100%);
  padding: 3.25rem 0 4rem;
  border-bottom: 1px solid var(--ob-border);
}

.ob-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}

@media (min-width: 992px) {
  .ob-hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 3.5rem;
  }
}

.ob-pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--ob-accent-soft);
  color: var(--ob-accent-deep);
  border: 1px solid var(--ob-accent-border);
  padding: 0.35rem 0.85rem;
  border-radius: var(--ob-radius-full);
  font-size: 0.825rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 1.25rem;
}

.ob-hero-lead {
  font-size: 1.125rem;
  line-height: 1.7;
  color: #334155;
  margin-bottom: 1.75rem;
}

.ob-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  margin-bottom: 2rem;
}

.ob-hero-facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--ob-border);
}

.ob-fact-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #64748b;
  font-weight: 700;
}

.ob-fact-val {
  font-size: 1rem;
  font-weight: 800;
  color: var(--ob-navy-dark);
}

.ob-hero-media {
  position: relative;
}

.ob-hero-frame {
  border-radius: var(--ob-radius-lg);
  overflow: hidden;
  box-shadow: var(--ob-shadow-lg);
  border: 1px solid var(--ob-border);
  background-color: #e2e8f0;
}

.ob-hero-frame img {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

.ob-hero-float {
  position: absolute;
  bottom: -1.25rem;
  right: 1.25rem;
  background-color: #ffffff;
  padding: 1rem 1.25rem;
  border-radius: var(--ob-radius-md);
  box-shadow: var(--ob-shadow-lg);
  border: 1px solid var(--ob-border);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  max-width: 290px;
}

/* ==========================================================================
   Breadcrumbs & Inner Page Headers
   ========================================================================== */
.ob-breadcrumb-bar {
  padding: 0.9rem 0;
  background-color: var(--ob-bg-main);
  border-bottom: 1px solid var(--ob-border);
}

.ob-breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
  font-size: 0.85rem;
  margin: 0;
  padding: 0;
}

.ob-breadcrumbs a {
  color: #475569;
  text-decoration: none;
}

.ob-breadcrumbs a:hover {
  color: var(--ob-cyan);
  text-decoration: underline;
}

.ob-breadcrumbs .sep {
  color: #94a3b8;
}

.ob-breadcrumbs .curr {
  color: var(--ob-navy-dark);
  font-weight: 700;
}

.ob-page-intro-sec {
  padding: 3rem 0;
  background: linear-gradient(180deg, var(--ob-bg-main) 0%, #ffffff 100%);
  border-bottom: 1px solid var(--ob-border);
}

.ob-page-intro-wrap {
  max-width: 860px;
}

.ob-page-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ob-cyan);
  background-color: var(--ob-cyan-light);
  border: 1px solid #bae6fd;
  padding: 0.3rem 0.75rem;
  border-radius: var(--ob-radius-full);
  margin-bottom: 1rem;
}

/* ==========================================================================
   Sections & Layout
   ========================================================================== */
.ob-sec {
  padding: 3.5rem 0;
}

.ob-sec-alt {
  background-color: var(--ob-bg-main);
  border-top: 1px solid var(--ob-border);
  border-bottom: 1px solid var(--ob-border);
}

.ob-sec-head {
  margin-bottom: 2.25rem;
}

.ob-sec-head.text-center {
  text-align: center;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.ob-kicker {
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ob-cyan);
  margin-bottom: 0.45rem;
  display: block;
}

.ob-layout-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

@media (min-width: 992px) {
  .ob-layout-sidebar {
    grid-template-columns: 2fr 1fr;
    gap: 3.5rem;
  }
}

.ob-prose {
  line-height: 1.72;
}

.ob-prose h2 {
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  color: var(--ob-navy-dark);
  border-bottom: 2px solid #e2e8f0;
  padding-bottom: 0.5rem;
}

.ob-prose h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-top: 1.75rem;
  margin-bottom: 0.75rem;
  color: var(--ob-navy-mid);
}

.ob-prose p {
  margin-bottom: 1.3rem;
  font-size: 1.025rem;
}

/* Service Page Media Framing */
.ob-media-card {
  margin: 2rem 0 2.5rem;
  border-radius: var(--ob-radius-lg);
  overflow: hidden;
  box-shadow: var(--ob-shadow-md);
  border: 1px solid var(--ob-border);
  background-color: #f1f5f9;
}

.ob-media-card img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.ob-media-caption {
  padding: 0.75rem 1.25rem;
  font-size: 0.85rem;
  color: #64748b;
  background-color: #ffffff;
  border-top: 1px solid var(--ob-border);
}

/* ==========================================================================
   Cards & Grids
   ========================================================================== */
.ob-grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

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

@media (min-width: 992px) {
  .ob-grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.ob-grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

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

.ob-card {
  background-color: var(--ob-bg-card);
  border: 1px solid var(--ob-border);
  border-radius: var(--ob-radius-lg);
  padding: 1.75rem;
  box-shadow: var(--ob-shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.ob-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--ob-shadow-md);
  border-color: #93c5fd;
}

.ob-card-title {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
  color: var(--ob-navy-dark);
}

.ob-card-body {
  font-size: 0.95rem;
  line-height: 1.62;
  color: #475569;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.ob-card-action {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--ob-cyan);
  text-decoration: none;
}

.ob-card-action:hover {
  color: var(--ob-navy-dark);
  text-decoration: underline;
}

/* Diagnostic Timeline */
.ob-timeline-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin: 2rem 0;
}

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

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

.ob-timeline-box {
  background: #ffffff;
  border: 1px solid var(--ob-border);
  border-radius: var(--ob-radius-md);
  padding: 1.5rem;
  box-shadow: var(--ob-shadow-sm);
}

.ob-timeline-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--ob-radius-full);
  background-color: var(--ob-navy-dark);
  color: var(--ob-accent);
  font-weight: 800;
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

/* Callout Strips */
.ob-cta-strip {
  background: linear-gradient(135deg, var(--ob-navy-dark) 0%, var(--ob-navy-mid) 100%);
  color: #ffffff;
  border-radius: var(--ob-radius-lg);
  padding: 2.25rem 2rem;
  margin: 3rem 0;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  align-items: center;
  text-align: center;
  box-shadow: var(--ob-shadow-md);
}

@media (min-width: 768px) {
  .ob-cta-strip {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
    padding: 2.5rem 3rem;
  }
}

.ob-cta-strip-text h3 {
  color: #ffffff;
  font-size: 1.5rem;
  margin-top: 0;
  margin-bottom: 0.5rem;
}

.ob-cta-strip-text p {
  color: var(--ob-slate-lightest);
  font-size: 1rem;
  margin-bottom: 0;
}

/* Alert Boxes */
.ob-alert {
  padding: 1.5rem;
  border-radius: var(--ob-radius-md);
  margin: 2rem 0;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.ob-alert-danger {
  background-color: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
}

.ob-alert-warning {
  background-color: #fffbeb;
  border: 1px solid #fef3c7;
  color: #92400e;
}

.ob-alert h4 {
  margin-bottom: 0.35rem;
  color: inherit;
}

.ob-alert p {
  color: inherit;
  font-size: 0.925rem;
  line-height: 1.55;
  margin-bottom: 0;
}

/* Tables */
.ob-table-wrap {
  overflow-x: auto;
  margin: 2rem 0;
  border: 1px solid var(--ob-border);
  border-radius: var(--ob-radius-md);
  background-color: #ffffff;
}

.ob-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.925rem;
}

.ob-table th, .ob-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--ob-border);
}

.ob-table th {
  background-color: var(--ob-bg-main);
  color: var(--ob-navy-dark);
  font-weight: 800;
}

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

/* FAQs */
.ob-faq-stack {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.5rem;
}

.ob-faq-card {
  background-color: #ffffff;
  border: 1px solid var(--ob-border);
  border-radius: var(--ob-radius-md);
  padding: 1.35rem 1.5rem;
  box-shadow: var(--ob-shadow-sm);
}

.ob-faq-q {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--ob-navy-dark);
  margin-bottom: 0.65rem;
}

.ob-faq-q .ob-icon {
  color: var(--ob-cyan);
  margin-top: 0.15rem;
}

.ob-faq-a {
  padding-left: 2rem;
  font-size: 0.95rem;
  line-height: 1.65;
  color: #475569;
}

/* ==========================================================================
   Sidebar & Widgets
   ========================================================================== */
.ob-sidebar {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.ob-widget {
  background: #ffffff;
  border: 1px solid var(--ob-border);
  border-radius: var(--ob-radius-md);
  padding: 1.5rem;
  box-shadow: var(--ob-shadow-sm);
}

.ob-widget-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--ob-navy-dark);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--ob-border);
}

.ob-widget-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.ob-widget-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0.65rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ob-navy-dark);
  border-radius: var(--ob-radius-sm);
  text-decoration: none;
  transition: background-color 0.15s ease;
}

.ob-widget-link:hover, .ob-widget-link.active {
  background-color: var(--ob-bg-main);
  color: var(--ob-cyan);
  text-decoration: none;
}

.ob-call-box {
  background: linear-gradient(135deg, var(--ob-navy-dark) 0%, var(--ob-navy-mid) 100%);
  color: #ffffff;
  border-radius: var(--ob-radius-md);
  padding: 1.75rem 1.5rem;
  text-align: center;
}

.ob-call-box h4 {
  color: #ffffff;
  margin-bottom: 0.5rem;
}

.ob-call-box p {
  color: var(--ob-slate-lightest);
  font-size: 0.875rem;
  margin-bottom: 1.25rem;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.ob-footer {
  background-color: var(--ob-navy-dark);
  color: var(--ob-slate-light);
  padding: 4rem 0 2rem;
  margin-top: auto;
  border-top: 1px solid #1e293b;
}

.ob-footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

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

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

.ob-footer-col h4 {
  color: #ffffff;
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 1.25rem;
}

.ob-footer-desc {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--ob-slate-lightest);
  margin-bottom: 1.25rem;
}

.ob-footer-contact {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.925rem;
  color: #e2e8f0;
  margin-bottom: 0.75rem;
}

.ob-footer-contact a {
  color: var(--ob-accent);
  font-weight: 800;
  text-decoration: none;
}

.ob-footer-contact a:hover {
  text-decoration: underline;
}

.ob-footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.ob-footer-links a {
  font-size: 0.9rem;
  color: var(--ob-slate-light);
  text-decoration: none;
  transition: color 0.15s ease;
}

.ob-footer-links a:hover {
  color: #ffffff;
  text-decoration: underline;
}

.ob-footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid #1e293b;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  font-size: 0.85rem;
  color: #64748b;
}

@media (min-width: 768px) {
  .ob-footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.ob-footer-bottom a {
  color: var(--ob-slate-light);
  text-decoration: underline;
}

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

.ob-attribution {
  font-size: 0.85rem;
  color: var(--ob-slate-light);
}

.ob-attribution a {
  color: var(--ob-slate-lightest);
  font-weight: 700;
  text-decoration: underline;
}

/* ==========================================================================
   Sticky Mobile Call Bar
   ========================================================================== */
.ob-sticky-call-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: var(--ob-navy-dark);
  border-top: 1px solid #1e293b;
  padding: 0.75rem 1rem calc(0.75rem + env(safe-area-inset-bottom));
  z-index: 90;
  box-shadow: 0 -4px 10px rgba(0, 0, 0, 0.2);
}

@media (min-width: 769px) {
  .ob-sticky-call-bar {
    display: none;
  }
}

.ob-sticky-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  width: 100%;
  background-color: var(--ob-accent);
  color: var(--ob-navy-dark) !important;
  font-weight: 800;
  font-size: 1rem;
  padding: 0.75rem;
  border-radius: var(--ob-radius-md);
  text-decoration: none;
  box-shadow: 0 2px 6px rgba(245, 158, 11, 0.35);
}