/* Greensboro Plumbing Expert - High Performance Design System */
:root {
  --color-primary: #0F294A;
  --color-primary-light: #1E56A0;
  --color-primary-dark: #0A1B30;
  --color-accent: #E85C0D;
  --color-accent-hover: #C74900;
  --color-cyan: #00A8CC;
  --color-surface: #F8FAFC;
  --color-surface-alt: #EDF2F7;
  --color-card-bg: #FFFFFF;
  --color-text-main: #1E293B;
  --color-text-muted: #475569;
  --color-text-light: #64748B;
  --color-border: #E2E8F0;
  --color-border-dark: #CBD5E1;
  --color-success: #16A34A;
  --color-danger: #DC2626;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  --transition: all 0.2s ease-in-out;
  --container-width: 1240px;
}

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

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

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding-bottom: 0;
}

@media (max-width: 768px) {
  body {
    padding-bottom: calc(72px + env(safe-area-inset-bottom));
  }
}

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

a {
  color: var(--color-primary-light);
  text-decoration: none;
  transition: var(--transition);
}

a:hover, a:focus-visible {
  color: var(--color-accent);
  text-decoration: underline;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--color-primary);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 0.75rem;
}

h1 {
  font-size: clamp(2rem, 4vw + 1rem, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
}

h2 {
  font-size: clamp(1.5rem, 2.5vw + 0.5rem, 2rem);
  letter-spacing: -0.02em;
  margin-top: 1.5rem;
}

h3 {
  font-size: clamp(1.2rem, 1.8vw + 0.3rem, 1.4rem);
  margin-top: 1.25rem;
}

p {
  margin-bottom: 1.2rem;
  color: var(--color-text-main);
}

ul, ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}

li {
  margin-bottom: 0.5rem;
}

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

/* Skip link for accessibility */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--color-accent);
  color: #fff;
  padding: 0.75rem 1.25rem;
  z-index: 99999;
  border-radius: var(--radius-sm);
  font-weight: 700;
  transition: top 0.2s ease;
}

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

/* Announcement / Utility Bar */
.top-bar {
  background-color: var(--color-primary-dark);
  color: #E2E8F0;
  font-size: 0.85rem;
  padding: 0.45rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.top-bar-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 500;
}

.badge-status {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  color: #4ADE80;
  font-weight: 600;
}

.badge-status::before {
  content: ;
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #22C55E;
  box-shadow: 0 0 8px #22C55E;
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  white-space: nowrap;
}

.top-bar-right a {
  color: #F8FAFC;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 500;
}

.top-bar-right a:hover {
  color: #38BDF8;
  text-decoration: none;
}

/* Header & Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: #FFFFFF;
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 2px 8px rgba(15, 41, 74, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  height: 76px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  flex-shrink: 0;
}

.site-logo img {
  height: 44px;
  width: auto;
}

.nav-desktop {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.35rem;
  flex: 1;
}

.nav-desktop a {
  color: var(--color-primary);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.5rem 0.25rem;
  position: relative;
  text-decoration: none;
  white-space: nowrap;
  transition: var(--transition);
}

.nav-desktop a:hover,
.nav-desktop a.active {
  color: var(--color-primary-light);
}

.nav-desktop a.active::after {
  content: ;
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2.5px;
  background-color: var(--color-primary-light);
  border-radius: 2px;
}

.header-cta-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.btn-phone-header {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  color: var(--color-primary);
  font-size: 1rem;
  line-height: 1;
  padding: 0.65rem 1.15rem;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--color-primary-light);
  background: #F0F7FF;
  text-decoration: none;
  white-space: nowrap !important;
  flex-shrink: 0;
  transition: var(--transition);
}

.btn-phone-header:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary-light);
  color: #FFFFFF !important;
  text-decoration: none;
  box-shadow: 0 4px 12px rgba(30, 86, 160, 0.25);
  transform: translateY(-1px);
}

.btn-phone-header svg {
  color: var(--color-accent);
  transition: color 0.2s ease;
  flex-shrink: 0;
}

.btn-phone-header:hover svg {
  color: #FFFFFF;
}

@media (max-width: 1100px) {
  .nav-desktop {
    gap: 0.85rem;
  }
  .nav-desktop a {
    font-size: 0.88rem;
    padding: 0.4rem 0.2rem;
  }
  .btn-phone-header {
    font-size: 0.925rem;
    padding: 0.55rem 0.95rem;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  font-weight: 700;
  font-size: 1rem;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition);
  text-align: center;
  line-height: 1;
}

.btn-primary {
  background-color: var(--color-accent);
  color: #FFFFFF !important;
  box-shadow: 0 4px 12px rgba(232, 92, 13, 0.3);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(232, 92, 13, 0.4);
  text-decoration: none;
}

.btn-secondary {
  background-color: var(--color-primary);
  color: #FFFFFF !important;
}

.btn-secondary:hover {
  background-color: var(--color-primary-light);
  transform: translateY(-1px);
  text-decoration: none;
}

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

.btn-outline:hover {
  background-color: var(--color-primary);
  color: #FFFFFF !important;
  text-decoration: none;
}

.btn-phone-lg {
  background-color: #0F294A;
  color: #FFFFFF !important;
  font-size: 1.15rem;
  padding: 1rem 1.8rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.btn-phone-lg:hover {
  background-color: #1E56A0;
  text-decoration: none;
}

/* Hamburger button */
.btn-hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 10px;
  cursor: pointer;
  z-index: 1002;
}

.btn-hamburger span {
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: 2px;
  transition: var(--transition);
}

.btn-hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.btn-hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.btn-hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Navigation Overlay */
.mobile-nav-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 85%;
  max-width: 360px;
  height: 100vh;
  background: #FFFFFF;
  box-shadow: -4px 0 20px rgba(0, 0, 0, 0.15);
  z-index: 1001;
  padding: 5.5rem 1.5rem 2rem 1.5rem;
  overflow-y: auto;
  transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

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

.mobile-nav-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(15, 41, 74, 0.6);
  backdrop-filter: blur(2px);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.mobile-nav-backdrop.is-open {
  opacity: 1;
  visibility: visible;
}

.mobile-menu-links {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.mobile-menu-links a {
  display: block;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-primary);
  padding: 0.75rem 0.5rem;
  border-bottom: 1px solid var(--color-surface-alt);
  text-decoration: none;
}

.mobile-menu-links a:hover,
.mobile-menu-links a:focus {
  color: var(--color-accent);
  background-color: var(--color-surface);
}

.mobile-menu-footer {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 2px solid var(--color-surface-alt);
}

/* Mobile Sticky Conversion Bar */
.mobile-sticky-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #FFFFFF;
  padding: 0.65rem 1rem;
  padding-bottom: calc(0.65rem + env(safe-area-inset-bottom));
  box-shadow: 0 -4px 15px rgba(0, 0, 0, 0.12);
  z-index: 999;
  gap: 0.75rem;
  align-items: center;
}

.mobile-sticky-bar .btn {
  flex: 1;
  padding: 0.75rem 0.5rem;
  font-size: 0.95rem;
  white-space: nowrap;
}

/* Breadcrumbs */
.breadcrumb-nav {
  padding: 0.85rem 0;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  font-size: 0.875rem;
}

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

.breadcrumb-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text-light);
}

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

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

.breadcrumb-separator {
  color: var(--color-border-dark);
}

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

/* Hero Section */
.hero {
  position: relative;
  background: linear-gradient(135deg, #0A1B30 0%, #0F294A 60%, #153E6B 100%);
  color: #FFFFFF;
  padding: 3.5rem 0;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  color: #38BDF8;
  margin-bottom: 1rem;
}

.hero h1 {
  color: #FFFFFF;
  margin-bottom: 1.25rem;
}

.hero-lead {
  font-size: 1.15rem;
  line-height: 1.6;
  color: #CBD5E1;
  margin-bottom: 1.75rem;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.hero-trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: #E2E8F0;
  font-weight: 500;
}

.hero-image-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 3px solid rgba(255, 255, 255, 0.15);
}

.hero-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Trust Bar / Modules */
.trust-bar {
  background-color: #FFFFFF;
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--color-border);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.trust-card {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem;
  border-radius: var(--radius-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.trust-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: #EBF4FF;
  color: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.trust-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.2rem;
}

.trust-desc {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 0;
}

/* Main Content Layout */
.page-layout {
  padding: 3rem 0;
}

.layout-sidebar-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 2.5rem;
  align-items: start;
}

.main-content {
  min-width: 0;
}

.prose {
  font-size: 1.05rem;
  line-height: 1.75;
  color: #334155;
}

.prose h2 {
  color: var(--color-primary);
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-surface-alt);
  margin-top: 2.25rem;
  margin-bottom: 1rem;
}

.prose h3 {
  color: var(--color-primary-light);
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
}

.prose p {
  margin-bottom: 1.35rem;
}

.prose ul, .prose ol {
  margin-bottom: 1.5rem;
  padding-left: 1.75rem;
}

.prose li {
  margin-bottom: 0.65rem;
}

.prose strong {
  color: var(--color-primary);
}

/* Alert Boxes */
.callout-box {
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-md);
  margin: 1.75rem 0;
  border-left: 4px solid;
}

.callout-emergency {
  background-color: #FEF2F2;
  border-color: var(--color-danger);
}

.callout-emergency h4 {
  color: var(--color-danger);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.callout-tip {
  background-color: #F0FDF4;
  border-color: var(--color-success);
}

.callout-tip h4 {
  color: var(--color-success);
  margin-bottom: 0.5rem;
}

.callout-info {
  background-color: #F0F9FF;
  border-color: var(--color-cyan);
}

.callout-info h4 {
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

/* Sidebar */
.sidebar {
  position: sticky;
  top: 96px;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.sidebar-card {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.sidebar-cta-card {
  background: linear-gradient(135deg, #0F294A 0%, #1E56A0 100%);
  color: #FFFFFF;
  border: none;
}

.sidebar-cta-card h3,
.sidebar-cta-card h4 {
  color: #FFFFFF;
  margin-bottom: 0.75rem;
}

.sidebar-cta-card p {
  color: #E2E8F0;
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
}

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

.sidebar-links li {
  border-bottom: 1px solid var(--color-surface-alt);
  padding: 0.65rem 0;
}

.sidebar-links li:last-child {
  border-bottom: none;
}

.sidebar-links a {
  color: var(--color-text-main);
  font-weight: 500;
  font-size: 0.925rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-decoration: none;
}

.sidebar-links a:hover {
  color: var(--color-primary-light);
  transform: translateX(3px);
}

/* Cards & Grids */
.grid-services {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

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

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

.service-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.service-card p {
  font-size: 0.925rem;
  color: var(--color-text-muted);
  flex-grow: 1;
  margin-bottom: 1rem;
}

.service-card a.card-link {
  font-weight: 700;
  color: var(--color-primary-light);
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.service-card a.card-link:hover {
  color: var(--color-accent);
}

/* Process Section */
.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.process-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  position: relative;
}

.process-step-num {
  font-size: 2rem;
  font-weight: 900;
  color: #CBD5E1;
  line-height: 1;
  margin-bottom: 0.75rem;
}

.process-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

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

/* FAQ Section */
.faq-section {
  margin: 2.5rem 0;
}

.faq-group {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

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

details.faq-item[open] {
  background: #FFFFFF;
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-sm);
}

summary.faq-question {
  padding: 1.15rem 1.5rem;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-primary);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  outline: none;
}

summary.faq-question::-webkit-details-marker {
  display: none;
}

summary.faq-question::after {
  content: "+";
  font-size: 1.35rem;
  color: var(--color-primary-light);
  font-weight: 400;
  transition: transform 0.2s ease;
}

details[open] summary.faq-question::after {
  content: "−";
  transform: rotate(180deg);
}

summary.faq-question:focus-visible {
  outline: 2px solid var(--color-primary-light);
  outline-offset: -2px;
}

.faq-answer {
  padding: 0 1.5rem 1.25rem 1.5rem;
  color: var(--color-text-muted);
  font-size: 0.975rem;
  line-height: 1.65;
}

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

/* Contact Form Section */
.contact-section {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  margin: 2rem 0;
}

.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-group-full {
  grid-column: span 2;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary);
}

.form-control {
  width: 100%;
  padding: 0.8rem 1rem;
  font-size: 1rem;
  font-family: inherit;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #FFFFFF;
  color: var(--color-text-main);
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary-light);
  box-shadow: 0 0 0 3px rgba(30, 86, 160, 0.15);
}

.form-control.is-invalid {
  border-color: var(--color-danger);
}

.form-error-feedback {
  color: var(--color-danger);
  font-size: 0.8rem;
  font-weight: 500;
  display: none;
}

.is-invalid + .form-error-feedback {
  display: block;
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

.form-privacy-note {
  font-size: 0.825rem;
  color: var(--color-text-light);
  margin-top: 0.5rem;
}

/* Form Success & Error Alerts */
.form-success-banner {
  display: none;
  padding: 1.5rem;
  background-color: #DCFCE7;
  border: 1.5px solid #86EFAC;
  border-radius: var(--radius-md);
  color: #166534;
  margin-bottom: 1.5rem;
}

/* Mandatory Section 16 & 118 Error Modal */
.error-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(15, 27, 44, 0.75);
  backdrop-filter: blur(4px);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.error-modal-backdrop.is-open {
  display: flex;
}

.error-modal {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  max-width: 500px;
  width: 100%;
  padding: 2.25rem 2rem;
  box-shadow: var(--shadow-xl);
  text-align: center;
  position: relative;
  animation: modalFadeIn 0.25s ease-out;
}

@keyframes modalFadeIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.error-modal-icon {
  width: 60px;
  height: 60px;
  background-color: #FEE2E2;
  color: #DC2626;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.error-modal-message {
  font-size: 1.15rem;
  line-height: 1.55;
  color: var(--color-text-main);
  margin-bottom: 1.75rem;
}

.error-modal-phone {
  display: block;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
}

.error-modal-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.error-modal-actions .btn-call {
  background-color: var(--color-accent);
  color: #FFFFFF !important;
  font-size: 1.1rem;
  padding: 0.95rem;
  border-radius: var(--radius-md);
  font-weight: 700;
  text-decoration: none;
  display: inline-block;
  box-shadow: 0 4px 12px rgba(232, 92, 13, 0.35);
}

.error-modal-actions .btn-close {
  background-color: var(--color-surface);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  padding: 0.75rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
}

.error-modal-actions .btn-close:hover {
  background-color: var(--color-surface-alt);
  color: var(--color-text-main);
}

/* Footer */
.site-footer {
  background-color: var(--color-primary-dark);
  color: #94A3B8;
  padding: 4rem 0 2rem 0;
  margin-top: auto;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: 1.1rem;
  margin-bottom: 1.25rem;
  font-weight: 700;
}

.footer-col p {
  color: #94A3B8;
  font-size: 0.925rem;
  line-height: 1.6;
}

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

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

.footer-links a {
  color: #CBD5E1;
  font-size: 0.925rem;
  text-decoration: none;
}

.footer-links a:hover {
  color: #38BDF8;
  text-decoration: underline;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
  font-size: 0.925rem;
  color: #CBD5E1;
}

.footer-contact-item svg {
  flex-shrink: 0;
  margin-top: 0.2rem;
  color: #38BDF8;
}

.footer-contact-item a {
  color: #FFFFFF;
  font-weight: 600;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
}

.footer-bottom-links {
  display: flex;
  gap: 1.25rem;
}

.footer-bottom-links a {
  color: #94A3B8;
}

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

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

/* Responsive Breakpoints */
@media (max-width: 992px) {
  .layout-sidebar-grid {
    grid-template-columns: 1fr;
  }
  .sidebar {
    position: static;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .hero-image-wrap {
    max-height: 400px;
  }
}

@media (max-width: 768px) {
  .nav-desktop, .btn-phone-header {
    display: none;
  }
  .btn-hamburger {
    display: flex;
  }
  .mobile-sticky-bar {
    display: flex;
  }
  .top-bar-left {
    font-size: 0.8rem;
  }
  .contact-form {
    grid-template-columns: 1fr;
  }
  .form-group-full {
    grid-column: span 1;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}