/* ==========================================================================
   NY PLUMBING — OAKLAND GARDENS, QUEENS HEATING & MECHANICAL DESIGN SYSTEM
   Visual Theme: Deep Furnace Navy (#081325) & Industrial Copper Ember (#d97706 / #ea580c)
   Anti-Footprinting Architecture: Custom okg- prefixed tokens and layout rules
   Phone-First Conversion: tel:+13152028009
   ========================================================================== */

:root {
  --okg-navy-950: #060d1a;
  --okg-navy-900: #0a172a;
  --okg-navy-850: #102138;
  --okg-navy-800: #162c4b;
  --okg-navy-700: #1e3a63;
  --okg-steel-600: #475569;
  --okg-steel-400: #94a3b8;
  --okg-steel-200: #cbd5e1;
  --okg-steel-100: #f1f5f9;
  --okg-steel-50: #f8fafc;
  --okg-white: #ffffff;

  --okg-ember-600: #c2410c;
  --okg-ember-500: #ea580c;
  --okg-ember-400: #f97316;
  --okg-gold-500: #d97706;
  --okg-gold-400: #f59e0b;
  --okg-ember-100: #ffedd5;
  --okg-ember-50: #fff7ed;

  --okg-danger-red: #dc2626;
  --okg-danger-bg: #fef2f2;

  --okg-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --okg-font-title: "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, sans-serif;

  --okg-radius-sm: 4px;
  --okg-radius-md: 8px;
  --okg-radius-lg: 14px;

  --okg-shadow-sm: 0 1px 3px rgba(10, 23, 42, 0.08);
  --okg-shadow-md: 0 4px 14px rgba(10, 23, 42, 0.12);
  --okg-shadow-lg: 0 12px 28px -6px rgba(10, 23, 42, 0.22);

  --okg-max-w: 1200px;
}

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

html {
  font-family: var(--okg-font);
  font-size: 16px;
  line-height: 1.65;
  color: var(--okg-navy-900);
  background-color: var(--okg-white);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  color: #1e293b;
  background-color: #ffffff;
}

a {
  color: var(--okg-navy-700);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.18s ease;
}

a:hover, a:focus-visible {
  color: var(--okg-ember-500);
}

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

/* Header & Navigation */
.okg-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--okg-navy-950);
  border-bottom: 2px solid var(--okg-ember-500);
  box-shadow: var(--okg-shadow-md);
}

.okg-nav-inner {
  max-width: var(--okg-max-w);
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.okg-brand {
  display: flex;
  flex-direction: column;
  text-decoration: none;
}

.okg-brand-title {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--okg-white);
  line-height: 1.15;
}

.okg-brand-sub {
  font-size: 0.74rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--okg-gold-400);
}

.okg-nav-links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 1.25rem;
}

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

.okg-nav-link {
  color: #e2e8f0;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.5rem 0.25rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: color 0.15s ease;
}

.okg-nav-link:hover,
.okg-nav-link:focus-visible,
.okg-nav-link[aria-current="page"] {
  color: var(--okg-gold-400);
}

/* Dropdown Menu */
.okg-dropdown-menu {
  position: absolute;
  top: 100%;
  left: -1rem;
  width: 290px;
  background-color: var(--okg-navy-900);
  border: 1px solid var(--okg-navy-700);
  border-radius: var(--okg-radius-md);
  box-shadow: var(--okg-shadow-lg);
  padding: 0.5rem 0;
  list-style: none;
  display: none;
  z-index: 1005;
}

.okg-dropdown:hover .okg-dropdown-menu,
.okg-dropdown:focus-within .okg-dropdown-menu,
.okg-dropdown.okg-active .okg-dropdown-menu {
  display: block;
}

.okg-dropdown-menu li a {
  display: block;
  padding: 0.55rem 1rem;
  color: #cbd5e1;
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.okg-dropdown-menu li a:hover,
.okg-dropdown-menu li a:focus-visible {
  background-color: var(--okg-navy-850);
  color: var(--okg-gold-400);
}

/* Single Header Phone CTA */
.okg-header-phone {
  background: linear-gradient(135deg, var(--okg-gold-500) 0%, var(--okg-ember-500) 100%);
  color: #ffffff !important;
  font-weight: 800 !important;
  text-decoration: none !important;
  padding: 0.6rem 1.15rem;
  border-radius: var(--okg-radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  box-shadow: 0 2px 10px rgba(234, 88, 12, 0.4);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.okg-header-phone:hover,
.okg-header-phone:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(234, 88, 12, 0.55);
}

/* Hamburger Button */
.okg-menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid #334155;
  color: #ffffff;
  padding: 0.5rem 0.65rem;
  border-radius: var(--okg-radius-sm);
  cursor: pointer;
  font-size: 1.25rem;
}

/* Hero Section */
.okg-hero {
  background: linear-gradient(135deg, var(--okg-navy-950) 0%, var(--okg-navy-900) 65%, var(--okg-navy-850) 100%);
  color: var(--okg-white);
  padding: 3.5rem 1.25rem 3.25rem;
  border-bottom: 1px solid #1e293b;
}

.okg-hero-container {
  max-width: var(--okg-max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2.5rem;
  align-items: center;
}

.okg-hero-single {
  max-width: 900px;
  margin: 0 auto;
  text-align: left;
}

.okg-badge {
  display: inline-block;
  background-color: rgba(234, 88, 12, 0.18);
  border: 1px solid var(--okg-ember-500);
  color: var(--okg-gold-400);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  margin-bottom: 1rem;
}

.okg-hero h1 {
  font-size: clamp(2rem, 3.8vw, 2.85rem);
  font-weight: 800;
  line-height: 1.18;
  margin-bottom: 1.25rem;
  color: #ffffff;
  letter-spacing: -0.025em;
}

.okg-hero p.okg-hero-sub {
  font-size: 1.12rem;
  line-height: 1.65;
  color: #cbd5e1;
  margin-bottom: 2rem;
  max-width: 680px;
}

.okg-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

.okg-btn-call {
  background: linear-gradient(135deg, var(--okg-gold-500) 0%, var(--okg-ember-500) 100%);
  color: #ffffff !important;
  font-weight: 800;
  text-decoration: none !important;
  font-size: 1.1rem;
  padding: 0.85rem 1.65rem;
  border-radius: var(--okg-radius-md);
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  box-shadow: 0 4px 15px rgba(234, 88, 12, 0.45);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.okg-btn-call:hover,
.okg-btn-call:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(234, 88, 12, 0.6);
}

.okg-btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #ffffff !important;
  font-weight: 600;
  text-decoration: none !important;
  font-size: 1rem;
  padding: 0.85rem 1.4rem;
  border-radius: var(--okg-radius-md);
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.okg-btn-secondary:hover,
.okg-btn-secondary:focus-visible {
  background: rgba(255, 255, 255, 0.16);
  border-color: #ffffff;
}

.okg-hero-image-wrap {
  position: relative;
  border-radius: var(--okg-radius-lg);
  overflow: hidden;
  box-shadow: var(--okg-shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.okg-hero-image-wrap img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  display: block;
}

/* Breadcrumbs */
.okg-breadcrumb-bar {
  background-color: var(--okg-steel-100);
  border-bottom: 1px solid var(--okg-steel-200);
  padding: 0.75rem 1.25rem;
}

.okg-breadcrumb-container {
  max-width: var(--okg-max-w);
  margin: 0 auto;
}

.okg-breadcrumbs {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  font-size: 0.88rem;
  color: var(--okg-steel-600);
}

.okg-breadcrumbs li+li::before {
  content: "/";
  margin-right: 0.5rem;
  color: #94a3b8;
}

.okg-breadcrumbs a {
  color: var(--okg-navy-700);
  text-decoration: none;
  font-weight: 600;
}

.okg-breadcrumbs a:hover {
  text-decoration: underline;
}

/* Main Content Area */
.okg-main-container {
  max-width: var(--okg-max-w);
  margin: 0 auto;
  padding: 3rem 1.25rem 4rem;
}

.okg-content-section {
  margin-bottom: 3rem;
}

.okg-content-section h2 {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--okg-navy-950);
  line-height: 1.25;
  margin-bottom: 1rem;
  letter-spacing: -0.015em;
  border-left: 4px solid var(--okg-ember-500);
  padding-left: 0.85rem;
}

.okg-content-section h3 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--okg-navy-900);
  margin-top: 1.65rem;
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.okg-content-section p {
  font-size: 1.05rem;
  color: #334155;
  margin-bottom: 1.25rem;
  line-height: 1.75;
}

.okg-content-section ul,
.okg-content-section ol {
  margin: 1rem 0 1.5rem 1.65rem;
  color: #334155;
  font-size: 1.02rem;
  line-height: 1.75;
}

.okg-content-section li {
  margin-bottom: 0.6rem;
}

/* Callout Box */
.okg-callout-strip {
  background: linear-gradient(135deg, var(--okg-navy-900) 0%, var(--okg-navy-850) 100%);
  color: var(--okg-white);
  border-radius: var(--okg-radius-md);
  padding: 2.25rem 2rem;
  margin: 3rem 0;
  border-left: 6px solid var(--okg-ember-500);
  box-shadow: var(--okg-shadow-md);
}

.okg-callout-strip h3 {
  font-size: 1.45rem;
  color: #ffffff;
  margin-bottom: 0.75rem;
  margin-top: 0;
}

.okg-callout-strip p {
  color: #cbd5e1;
  font-size: 1.02rem;
  margin-bottom: 1.5rem;
}

.okg-callout-strip .okg-btn-call {
  font-size: 1.05rem;
  padding: 0.75rem 1.4rem;
}

/* Emergency Alert Box */
.okg-alert-box {
  background-color: var(--okg-danger-bg);
  border: 1px solid #fecaca;
  border-left: 5px solid var(--okg-danger-red);
  border-radius: var(--okg-radius-sm);
  padding: 1.25rem 1.5rem;
  margin: 1.75rem 0;
}

.okg-alert-box strong {
  color: var(--okg-danger-red);
  font-size: 1.05rem;
  display: block;
  margin-bottom: 0.35rem;
}

.okg-alert-box p {
  color: #7f1d1d;
  font-size: 0.98rem;
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

/* Service Grid on Homepage */
.okg-services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  margin: 2.25rem 0;
}

.okg-service-card {
  background-color: var(--okg-steel-50);
  border: 1px solid var(--okg-steel-200);
  border-radius: var(--okg-radius-md);
  padding: 1.65rem 1.5rem;
  display: flex;
  flex-direction: column;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.okg-service-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--okg-shadow-md);
  border-color: var(--okg-ember-500);
  background-color: var(--okg-white);
}

.okg-service-card h3 {
  font-size: 1.22rem;
  color: var(--okg-navy-950);
  margin-top: 0;
  margin-bottom: 0.75rem;
}

.okg-service-card p {
  font-size: 0.98rem;
  color: var(--okg-steel-600);
  margin-bottom: 1.25rem;
  flex-grow: 1;
  line-height: 1.6;
}

.okg-card-link {
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--okg-navy-800);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.okg-card-link:hover {
  color: var(--okg-ember-600);
  text-decoration: underline;
}

/* In-Content Page Image */
.okg-page-image-frame {
  margin: 2rem 0;
  border-radius: var(--okg-radius-lg);
  overflow: hidden;
  box-shadow: var(--okg-shadow-md);
  border: 1px solid var(--okg-steel-200);
}

.okg-page-image-frame img {
  width: 100%;
  max-height: 440px;
  object-fit: cover;
  display: block;
}

.okg-image-caption {
  padding: 0.65rem 1rem;
  background-color: var(--okg-steel-50);
  font-size: 0.88rem;
  color: var(--okg-steel-600);
  border-top: 1px solid var(--okg-steel-200);
}

/* FAQ Accordion / Blocks */
.okg-faq-section {
  margin: 3.5rem 0 2rem;
  background-color: var(--okg-steel-50);
  border: 1px solid var(--okg-steel-200);
  border-radius: var(--okg-radius-lg);
  padding: 2.5rem 2rem;
}

.okg-faq-section h2 {
  border-left: none;
  padding-left: 0;
  text-align: left;
  margin-bottom: 1.75rem;
}

.okg-faq-item {
  background-color: var(--okg-white);
  border: 1px solid var(--okg-steel-200);
  border-radius: var(--okg-radius-md);
  margin-bottom: 1rem;
  overflow: hidden;
}

.okg-faq-question {
  padding: 1.15rem 1.4rem;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--okg-navy-950);
  cursor: pointer;
  background-color: var(--okg-white);
  border: none;
  width: 100%;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color 0.15s ease;
}

.okg-faq-question:hover {
  background-color: var(--okg-steel-50);
}

.okg-faq-answer {
  padding: 0 1.4rem 1.25rem;
  color: #334155;
  font-size: 1rem;
  line-height: 1.7;
}

/* Neighborhood / Service Area Cards */
.okg-area-card {
  background: var(--okg-white);
  border: 1px solid var(--okg-steel-200);
  border-radius: var(--okg-radius-md);
  padding: 1.75rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--okg-shadow-sm);
}

.okg-area-card h3 {
  color: var(--okg-navy-900);
  font-size: 1.3rem;
  margin-top: 0;
  margin-bottom: 0.75rem;
  border-bottom: 2px solid var(--okg-ember-100);
  padding-bottom: 0.4rem;
}

/* Footer */
.okg-footer {
  margin-top: auto;
  background-color: var(--okg-navy-950);
  color: #94a3b8;
  border-top: 3px solid var(--okg-ember-500);
  padding: 3.5rem 1.25rem 2rem;
  font-size: 0.92rem;
}

.okg-footer-grid {
  max-width: var(--okg-max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.okg-footer-col h4 {
  color: var(--okg-white);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

.okg-footer-links li {
  margin-bottom: 0.55rem;
}

.okg-footer-links a {
  color: #cbd5e1;
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.15s ease;
}

.okg-footer-links a:hover {
  color: var(--okg-gold-400);
  text-decoration: underline;
}

.okg-footer-phone-cta {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid #334155;
  border-radius: var(--okg-radius-md);
  padding: 1.25rem;
}

.okg-footer-phone-cta strong {
  color: #ffffff;
  display: block;
  font-size: 1rem;
  margin-bottom: 0.4rem;
}

.okg-footer-phone-link {
  color: var(--okg-gold-400) !important;
  font-size: 1.3rem;
  font-weight: 800;
  text-decoration: none !important;
  display: block;
  margin-bottom: 0.5rem;
}

.okg-footer-bottom {
  max-width: var(--okg-max-w);
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid #1e293b;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  font-size: 0.85rem;
  color: #64748b;
}

.okg-footer-service-area-line {
  color: #cbd5e1;
  font-weight: 600;
  font-size: 0.95rem;
  border-bottom: 1px solid #1e293b;
  padding-bottom: 0.75rem;
}

.okg-footer-legal-notice {
  line-height: 1.6;
}

.okg-footer-copy {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.okg-footer-copy a {
  color: var(--okg-steel-200);
  text-decoration: underline;
}

.okg-footer-copy a:hover {
  color: var(--okg-gold-400);
}

/* Mobile Sticky Call Bar */
.okg-mobile-callbar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--okg-navy-950);
  border-top: 2px solid var(--okg-ember-500);
  padding: 0.75rem 1rem;
  z-index: 999;
  box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.35);
}

.okg-mobile-callbar-link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  background: linear-gradient(135deg, var(--okg-gold-500) 0%, var(--okg-ember-500) 100%);
  color: #ffffff !important;
  font-weight: 800;
  font-size: 1.05rem;
  text-decoration: none !important;
  padding: 0.75rem 1rem;
  border-radius: var(--okg-radius-md);
  min-height: 48px;
}

/* Responsive Styles */
@media (max-width: 992px) {
  .okg-hero-container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .okg-footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 840px) {
  .okg-menu-toggle {
    display: block;
  }

  .okg-nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--okg-navy-950);
    flex-direction: column;
    align-items: stretch;
    padding: 1.25rem 1.5rem;
    gap: 0.75rem;
    border-bottom: 2px solid var(--okg-ember-500);
    display: none;
  }

  .okg-nav-links.okg-menu-open {
    display: flex;
  }

  .okg-dropdown-menu {
    position: static;
    width: 100%;
    box-shadow: none;
    border: none;
    background-color: var(--okg-navy-900);
    margin-top: 0.5rem;
    padding-left: 0.75rem;
  }

  .okg-header-phone {
    display: none;
  }

  .okg-mobile-callbar {
    display: block;
  }

  body {
    padding-bottom: 68px;
  }
  
  .okg-footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@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;
  }
}