/* 
  NJ Leak Detection - Union City
  Primary Colors: Water Blue & White with a bright accent for CTA 
*/

:root {
  --color-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-text-main: #1e293b;
  --color-text-muted: #64748b;
  --color-primary: #0284c7; /* Water Blue */
  --color-primary-dark: #0369a1;
  --color-primary-light: #e0f2fe;
  --color-accent: #f59e0b; /* Bright accent for CTA */
  --color-accent-hover: #d97706;
  --color-border: #e2e8f0;
  
  --font-main: 'Inter', system-ui, -apple-system, sans-serif;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-8: 4rem;
  --space-12: 6rem;
  
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}

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

html {
  font-family: var(--font-main);
  color: var(--color-text-main);
  background-color: var(--color-bg);
  line-height: 1.6;
  scroll-behavior: smooth;
}

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

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--color-primary-dark);
}

h1, h2, h3, h4 {
  color: var(--color-text-main);
  line-height: 1.2;
  margin-bottom: var(--space-4);
  font-weight: 700;
}

h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.25rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }

p {
  margin-bottom: var(--space-4);
  color: var(--color-text-main);
}

.text-muted {
  color: var(--color-text-muted);
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.section {
  padding: var(--space-12) 0;
}

.section-bg-light {
  background-color: var(--color-surface);
}

.section-bg-primary {
  background-color: var(--color-primary);
  color: white;
}
.section-bg-primary h2, .section-bg-primary p {
  color: white;
}

.grid {
  display: grid;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
}

/* Header & Nav */
.site-header {
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo a {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.main-nav {
  display: none;
}

.main-nav ul {
  list-style: none;
  display: flex;
  gap: var(--space-6);
  align-items: center;
}

.main-nav a {
  color: var(--color-text-main);
  font-weight: 500;
}

.main-nav a:hover {
  color: var(--color-primary);
}

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

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--color-surface);
  box-shadow: var(--shadow-lg);
  border-radius: var(--radius-md);
  min-width: 280px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.2s ease;
  padding: var(--space-2) 0;
  z-index: 101;
}

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

.dropdown-menu li {
  display: block;
}

.dropdown-menu a {
  padding: var(--space-2) var(--space-4);
  display: block;
  font-weight: 400;
}

.dropdown-menu a:hover {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: block;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-text-main);
  cursor: pointer;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  text-align: center;
  transition: all 0.2s ease;
  gap: var(--space-2);
}

.btn-primary {
  background-color: var(--color-primary);
  color: white;
}
.btn-primary:hover {
  background-color: var(--color-primary-dark);
  color: white;
}

.btn-accent {
  background-color: var(--color-accent);
  color: white;
  box-shadow: var(--shadow-md);
}
.btn-accent:hover {
  background-color: var(--color-accent-hover);
  color: white;
  box-shadow: var(--shadow-lg);
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

/* Hero Section */
.hero {
  background-color: var(--color-primary-light);
  padding: var(--space-12) 0;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  bottom: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: linear-gradient(135deg, transparent, rgba(2, 132, 199, 0.05));
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero h1 {
  color: var(--color-text-main);
  margin-bottom: var(--space-4);
}

.hero p {
  font-size: 1.25rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

/* Service Cards */
.card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--space-6);
  border: 1px solid var(--color-border);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card-icon {
  width: 48px;
  height: 48px;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
}

/* FAQs */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
}
.faq-item h3 {
  margin-bottom: var(--space-2);
  font-size: 1.125rem;
}

/* Breadcrumbs */
.breadcrumbs {
  padding: var(--space-4) 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  font-size: 0.875rem;
}
.breadcrumbs ul {
  list-style: none;
  display: flex;
  gap: var(--space-2);
  align-items: center;
  flex-wrap: wrap;
}
.breadcrumbs li:not(:last-child)::after {
  content: "→";
  margin-left: var(--space-2);
  color: var(--color-text-muted);
}
.breadcrumbs a {
  color: var(--color-text-muted);
}
.breadcrumbs a:hover {
  color: var(--color-primary);
}
.breadcrumbs span {
  color: var(--color-text-main);
  font-weight: 500;
}

/* Mobile Nav Overlay */
.mobile-nav-overlay {
  position: fixed;
  top: 80px;
  left: 0;
  width: 100%;
  height: calc(100vh - 80px);
  background: var(--color-surface);
  z-index: 99;
  display: none;
  padding: var(--space-4);
  overflow-y: auto;
}
.mobile-nav-overlay.active {
  display: block;
}
.mobile-nav-overlay ul {
  list-style: none;
}
.mobile-nav-overlay > ul > li {
  border-bottom: 1px solid var(--color-border);
}
.mobile-nav-overlay a {
  display: block;
  padding: var(--space-4) 0;
  font-size: 1.125rem;
  color: var(--color-text-main);
  font-weight: 500;
}
.mobile-nav-overlay .dropdown-menu {
  position: static;
  opacity: 1;
  visibility: visible;
  box-shadow: none;
  transform: none;
  padding: 0 0 var(--space-4) var(--space-4);
  background: transparent;
  min-width: auto;
  border-top: none;
}

/* Sticky Mobile CTA */
.sticky-mobile-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: var(--color-surface);
  padding: var(--space-2) var(--space-4);
  box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
  z-index: 100;
}
.sticky-mobile-cta .btn {
  width: 100%;
}
@media (max-width: 767px) {
  .sticky-mobile-cta {
    display: block;
  }
  body {
    padding-bottom: 70px;
  }
}

/* Content Formatting */
.content-area h2 {
  margin-top: var(--space-8);
}
.content-area ul {
  margin-bottom: var(--space-4);
  padding-left: var(--space-6);
}
.content-area li {
  margin-bottom: var(--space-2);
}

/* CTA Section */
.cta-section {
  text-align: center;
  padding: var(--space-8) var(--space-4);
  background: var(--color-primary-light);
  border-radius: var(--radius-lg);
  margin: var(--space-12) 0;
}

/* Footer */
.site-footer {
  background: var(--color-text-main);
  color: #f1f5f9;
  padding: var(--space-12) 0 var(--space-6);
  margin-top: auto;
}
.site-footer h3 {
  color: white;
  margin-bottom: var(--space-4);
  font-size: 1.25rem;
}
.site-footer a {
  color: #cbd5e1;
}
.site-footer a:hover {
  color: white;
}
.site-footer ul {
  list-style: none;
}
.site-footer li {
  margin-bottom: var(--space-2);
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  text-align: center;
  font-size: 0.875rem;
  color: #94a3b8;
}
@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}