/* ==========================================================================
   NY PLUMBING — SPRINGFIELD GARDENS, QUEENS
   Production Stylesheet (Vanilla CSS, Mobile-First, Accessible)
   ========================================================================== */

:root {
  --primary-navy: #10263f;
  --primary-dark: #0a1829;
  --primary-light: #1c3c61;
  --accent-cyan: #0087a2;
  --accent-hover: #006a80;
  --accent-bright: #00b8d9;
  --accent-gold: #f59e0b;
  --text-main: #253447;
  --text-muted: #516275;
  --text-light: #718294;
  --bg-white: #ffffff;
  --bg-light: #f8fafc;
  --bg-alt: #f1f5f9;
  --bg-card: #ffffff;
  --border-subtle: #e2e8f0;
  --border-strong: #cbd5e1;
  --danger: #b91c1c;
  --danger-bg: #fef2f2;
  --warning-bg: #fffbeb;
  --warning-border: #f59e0b;

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --container-max: 1200px;
  --header-height: 76px;
  --mobile-bar-height: 64px;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  --shadow-sm: 0 1px 3px rgba(16, 38, 63, 0.08);
  --shadow-md: 0 4px 6px -1px rgba(16, 38, 63, 0.1), 0 2px 4px -1px rgba(16, 38, 63, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(16, 38, 63, 0.12), 0 4px 6px -2px rgba(16, 38, 63, 0.06);
  --shadow-xl: 0 20px 25px -5px rgba(16, 38, 63, 0.15);

  --transition: all 0.2s ease-in-out;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  color: var(--text-main);
  background-color: var(--bg-white);
  line-height: 1.65;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  padding-bottom: var(--mobile-bar-height);
}

@media (min-width: 1024px) {
  body {
    padding-bottom: 0;
  }
}

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

a {
  color: var(--accent-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: var(--transition);
}

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

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--accent-bright);
  outline-offset: 2px;
}

/* Accessibility Skip Link */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--accent-cyan);
  color: #fff;
  padding: 0.75rem 1.25rem;
  z-index: 9999;
  font-weight: 700;
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 1rem;
}

/* Header & Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--primary-navy);
  color: #fff;
  box-shadow: var(--shadow-md);
  height: var(--header-height);
}

.header-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.25rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

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

.brand-logo {
  font-size: 1.4rem;
  font-weight: 800;
  color: #fff;
  text-decoration: none;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.brand-logo span {
  color: var(--accent-bright);
}

.brand-subtext {
  font-size: 0.72rem;
  color: #cbd5e1;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-weight: 600;
}

/* Nav Menu */
.site-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: 1.5rem;
  align-items: center;
}

.nav-link {
  color: #f1f5f9;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  padding: 0.5rem 0.25rem;
  position: relative;
}

.nav-link:hover,
.nav-link[aria-current="page"] {
  color: var(--accent-bright);
}

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

.dropdown-trigger {
  background: none;
  border: none;
  color: #f1f5f9;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  padding: 0.5rem 0.25rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.dropdown-trigger::after {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-right: 2px solid #cbd5e1;
  border-bottom: 2px solid #cbd5e1;
  transform: rotate(45deg);
  transition: transform 0.2s ease;
  margin-top: -3px;
}

.nav-item-dropdown:hover .dropdown-trigger::after,
.nav-item-dropdown:focus-within .dropdown-trigger::after {
  transform: rotate(-135deg);
}

.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background-color: var(--primary-dark);
  min-width: 260px;
  padding: 0.75rem 0;
  list-style: none;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--primary-light);
  z-index: 1001;
}

.nav-item-dropdown:hover .dropdown-menu,
.nav-item-dropdown:focus-within .dropdown-menu,
.dropdown-menu.is-active {
  display: block;
}

.dropdown-menu li a {
  display: block;
  padding: 0.6rem 1.25rem;
  color: #e2e8f0;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
}

.dropdown-menu li a:hover,
.dropdown-menu li a:focus {
  background-color: var(--primary-light);
  color: var(--accent-bright);
}

/* Exactly 1 Header CTA Phone Button */
.header-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: var(--accent-cyan);
  color: #ffffff;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  box-shadow: 0 2px 4px rgba(0, 135, 162, 0.3);
  transition: var(--transition);
  white-space: nowrap;
}

.header-cta-btn:hover {
  background-color: var(--accent-hover);
  color: #ffffff;
  transform: translateY(-1px);
}

/* Mobile Nav Toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  width: 44px;
  height: 44px;
  position: relative;
  z-index: 1002;
}

.nav-toggle-icon,
.nav-toggle-icon::before,
.nav-toggle-icon::after {
  display: block;
  width: 24px;
  height: 2px;
  background-color: #fff;
  position: absolute;
  transition: var(--transition);
}

.nav-toggle-icon {
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.nav-toggle-icon::before {
  content: "";
  top: -8px;
  left: 0;
}

.nav-toggle-icon::after {
  content: "";
  top: 8px;
  left: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon {
  background-color: transparent;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon::before {
  transform: rotate(45deg);
  top: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon::after {
  transform: rotate(-45deg);
  top: 0;
}

/* Responsive Navigation Breakpoint */
@media (max-width: 1023px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--primary-dark);
    flex-direction: column;
    align-items: stretch;
    padding: 1.5rem;
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 999;
  }

  .site-nav.is-open {
    transform: translateX(0);
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
  }

  .nav-link,
  .dropdown-trigger {
    padding: 0.85rem 1rem;
    font-size: 1.1rem;
    border-radius: var(--radius-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .dropdown-menu {
    position: static;
    display: none;
    box-shadow: none;
    background-color: rgba(255, 255, 255, 0.05);
    margin: 0.5rem 0 0.5rem 1rem;
    border-radius: var(--radius-sm);
    border: none;
  }

  .dropdown-menu.is-active,
  .nav-item-dropdown:focus-within .dropdown-menu {
    display: block;
  }

  .dropdown-menu li a {
    padding: 0.75rem 1rem;
    font-size: 1rem;
  }

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

/* Page Layout Container */
.page-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
  width: 100%;
}

/* Breadcrumbs */
.breadcrumbs {
  margin-bottom: 1.5rem;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  gap: 0.5rem;
  align-items: center;
}

.breadcrumbs li:not(:last-child)::after {
  content: "/";
  margin-left: 0.5rem;
  color: var(--text-light);
}

.breadcrumbs a {
  color: var(--text-muted);
  text-decoration: none;
}

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

.breadcrumbs [aria-current="page"] {
  color: var(--primary-navy);
  font-weight: 600;
}

/* Hero Section */
.hero-section {
  background: linear-gradient(135deg, var(--primary-navy) 0%, var(--primary-light) 100%);
  color: #fff;
  padding: 3.5rem 1.25rem;
  border-radius: var(--radius-lg);
  margin-bottom: 3rem;
  box-shadow: var(--shadow-lg);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
  max-width: var(--container-max);
  margin: 0 auto;
}

@media (min-width: 900px) {
  .hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }
}

.hero-content h1 {
  font-size: clamp(2rem, 4vw, 2.85rem);
  line-height: 1.18;
  font-weight: 800;
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
  color: #ffffff;
}

.hero-content p {
  font-size: 1.12rem;
  line-height: 1.65;
  color: #e2e8f0;
  margin-bottom: 1.75rem;
}

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

.hero-image-frame {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 2px solid rgba(255, 255, 255, 0.15);
  background-color: var(--primary-dark);
}

.hero-image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 3 / 2;
  transition: transform 0.3s ease;
}

.hero-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(10, 24, 41, 0.88);
  backdrop-filter: blur(4px);
  color: #e2e8f0;
  font-size: 0.82rem;
  padding: 0.6rem 1rem;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Service Page Media Block */
.media-content-block {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.25rem;
  align-items: center;
  margin: 2.5rem 0;
}

@media (min-width: 860px) {
  .media-content-block {
    grid-template-columns: 1fr 1fr;
  }
}

.media-image-frame {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-strong);
  background-color: var(--bg-alt);
}

.media-image-frame img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* Action Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  background-color: var(--accent-cyan);
  color: #ffffff;
  padding: 0.85rem 1.65rem;
  font-size: 1.05rem;
  font-weight: 700;
  border-radius: var(--radius-md);
  text-decoration: none;
  box-shadow: 0 4px 6px rgba(0, 135, 162, 0.3);
  transition: var(--transition);
  min-height: 48px;
}

.btn-primary:hover {
  background-color: var(--accent-hover);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 6px 12px rgba(0, 135, 162, 0.4);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: transparent;
  color: #ffffff;
  border: 2px solid rgba(255, 255, 255, 0.4);
  padding: 0.8rem 1.5rem;
  font-size: 1.05rem;
  font-weight: 700;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: var(--transition);
  min-height: 48px;
}

.btn-secondary:hover {
  border-color: #ffffff;
  background-color: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}

/* Sections & Typography */
.content-section {
  margin-bottom: 3.5rem;
}

.content-section h2 {
  font-size: clamp(1.6rem, 3vw, 2.15rem);
  color: var(--primary-navy);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 1.25rem;
  letter-spacing: -0.01em;
  position: relative;
  padding-bottom: 0.5rem;
}

.content-section h2::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 4px;
  background-color: var(--accent-cyan);
  border-radius: 2px;
}

.content-section h3 {
  font-size: 1.3rem;
  color: var(--primary-navy);
  font-weight: 700;
  margin: 1.5rem 0 0.75rem;
  line-height: 1.35;
}

.content-section p {
  margin-bottom: 1.25rem;
  color: var(--text-main);
  font-size: 1.02rem;
  line-height: 1.7;
}

.lead-paragraph {
  font-size: 1.15rem;
  line-height: 1.75;
  color: var(--primary-navy);
  font-weight: 500;
  margin-bottom: 1.75rem;
}

/* Cards & Grids */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
  margin: 2rem 0;
}

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

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
  margin: 2rem 0;
}

@media (min-width: 640px) {
  .grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  }
}

.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-strong);
}

.card-title {
  font-size: 1.25rem;
  color: var(--primary-navy);
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.card p {
  color: var(--text-muted);
  font-size: 0.98rem;
  margin-bottom: 1rem;
  flex-grow: 1;
}

.card-link {
  font-weight: 700;
  color: var(--accent-cyan);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: auto;
}

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

/* Highlight / Alert Callouts */
.info-banner {
  background-color: var(--bg-alt);
  border-left: 4px solid var(--accent-cyan);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 1.5rem;
  margin: 2rem 0;
}

.info-banner p {
  margin-bottom: 0;
  font-size: 0.98rem;
}

.warning-banner {
  background-color: var(--warning-bg);
  border-left: 4px solid var(--warning-border);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 1.5rem;
  margin: 2rem 0;
}

.warning-banner h3 {
  color: #92400e;
  margin-top: 0;
}

.warning-banner p {
  color: #78350f;
  margin-bottom: 0;
}

.danger-banner {
  background-color: var(--danger-bg);
  border-left: 4px solid var(--danger);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 1.5rem;
  margin: 2rem 0;
}

.danger-banner h3 {
  color: var(--danger);
  margin-top: 0;
  font-size: 1.2rem;
}

.danger-banner p {
  color: #7f1d1d;
  margin-bottom: 0;
  font-size: 0.95rem;
}

/* Procedure Step List */
.step-list {
  list-style: none;
  counter-reset: step-counter;
  margin: 2rem 0;
}

.step-item {
  position: relative;
  display: flex;
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}

.step-number {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--primary-navy);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
}

.step-content h3 {
  margin-top: 0;
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.step-content p {
  margin-bottom: 0;
  color: var(--text-muted);
}

/* Visible FAQs */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin: 2rem 0;
}

.faq-item {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  background-color: var(--bg-light);
}

.faq-question {
  font-size: 1.18rem;
  color: var(--primary-navy);
  font-weight: 700;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.faq-question::before {
  content: "Q.";
  color: var(--accent-cyan);
  font-weight: 800;
}

.faq-answer {
  color: var(--text-main);
  line-height: 1.7;
}

.faq-answer p {
  margin-bottom: 0;
}

/* Mid-Page & Final CTA Panels */
.cta-panel {
  background: linear-gradient(135deg, var(--primary-navy) 0%, var(--primary-dark) 100%);
  color: #ffffff;
  padding: 3rem 2rem;
  border-radius: var(--radius-lg);
  text-align: center;
  margin: 3.5rem 0;
  box-shadow: var(--shadow-lg);
}

.cta-panel h2 {
  color: #ffffff;
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 800;
  margin-bottom: 1rem;
}

.cta-panel h2::after {
  display: none;
}

.cta-panel p {
  color: #cbd5e1;
  font-size: 1.1rem;
  max-width: 700px;
  margin: 0 auto 2rem;
}

/* Footer */
.site-footer {
  background-color: var(--primary-dark);
  color: #cbd5e1;
  padding: 4rem 1.25rem 2rem;
  margin-top: auto;
  border-top: 1px solid var(--primary-light);
}

.footer-container {
  max-width: var(--container-max);
  margin: 0 auto;
}

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

@media (min-width: 600px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

.footer-title {
  color: #ffffff;
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  letter-spacing: -0.01em;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-links a {
  color: #94a3b8;
  text-decoration: none;
  font-size: 0.92rem;
  transition: var(--transition);
}

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

.footer-contact-info p {
  margin-bottom: 0.65rem;
  font-size: 0.92rem;
  color: #94a3b8;
}

.footer-contact-info strong {
  color: #ffffff;
}

.footer-call-btn {
  display: inline-block;
  margin-top: 1rem;
  background-color: var(--accent-cyan);
  color: #ffffff;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.95rem;
  transition: var(--transition);
}

.footer-call-btn:hover {
  background-color: var(--accent-hover);
  color: #ffffff;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
  text-align: center;
  font-size: 0.85rem;
  color: #64748b;
}

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

.footer-bottom a {
  color: #94a3b8;
}

.footer-bottom a:hover {
  color: var(--accent-bright);
}

.footer-geo-coverage {
  background-color: rgba(255, 255, 255, 0.04);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  margin-bottom: 2rem;
  font-size: 0.9rem;
  color: #cbd5e1;
}

.footer-geo-coverage strong {
  color: #ffffff;
}

/* Sticky Mobile Call Bar */
.mobile-call-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--primary-dark);
  padding: 0.75rem 1rem calc(0.75rem + env(safe-area-inset-bottom, 0px));
  box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.25);
  z-index: 998;
  display: flex;
  justify-content: center;
  border-top: 1px solid var(--primary-light);
}

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

.mobile-call-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  width: 100%;
  max-width: 440px;
  background-color: var(--accent-cyan);
  color: #ffffff;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  font-weight: 800;
  font-size: 1.05rem;
  text-decoration: none;
  min-height: 48px;
  box-shadow: 0 2px 6px rgba(0, 135, 162, 0.4);
}

.mobile-call-btn:hover,
.mobile-call-btn:active {
  background-color: var(--accent-hover);
  color: #ffffff;
}

/* 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;
  }
}