/* ========================================
   HotWaterHelpers - Modern Professional CSS
   Water Heater Repair Website Styling
   ======================================== */

/* CSS Custom Properties (Variables) */
:root {
  /* Primary Colors - Water/Blue Theme */
  --primary-blue: #1e3a8a;        /* Deep professional blue */
  --primary-blue-light: #3b82f6;  /* Lighter blue for accents */
  --primary-blue-dark: #1e40af;   /* Darker blue for hover states */
  
  /* Secondary Colors - Steel/Metal Theme */
  --steel-gray: #64748b;          /* Steel gray for secondary elements */
  --steel-gray-light: #94a3b8;    /* Light steel for backgrounds */
  --steel-gray-dark: #475569;     /* Dark steel for text */
  
  /* Accent Colors - Water Heater Theme */
  --accent-orange: #f97316;       /* Warm orange for CTAs and highlights */
  --accent-orange-light: #fb923c; /* Light orange for hover states */
  --accent-orange-dark: #ea580c;  /* Dark orange for active states */
  
  /* Success/Trust Colors */
  --success-green: #10b981;       /* Professional green for success states */
  --success-green-light: #34d399; /* Light green for backgrounds */
  
  /* Warning/Attention Colors */
  --warning-amber: #f59e0b;       /* Amber for warnings and ratings */
  --warning-amber-light: #fbbf24; /* Light amber for backgrounds */
  
  /* Neutral Colors */
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;
}

/* ========================================
   Base Styles & Typography
   ======================================== */

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: var(--gray-700);
  background-color: var(--white);
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--gray-800);
  margin-bottom: 1rem;
}

.display-1, .display-2, .display-3, .display-4, .display-5, .display-6 {
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--gray-900);
}

.lead {
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--gray-600);
  line-height: 1.6;
}

/* ========================================
   Navigation & Header
   ======================================== */

.navbar {
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%) !important;
  box-shadow: var(--shadow-md);
  border-bottom: 3px solid var(--accent-orange);
  padding: 1rem 0;
}

.navbar-brand {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--white) !important;
  text-decoration: none;
  transition: var(--transition);
}

.navbar-brand:hover {
  color: var(--accent-orange-light) !important;
  transform: translateY(-1px);
}

.navbar-brand .fas {
  color: var(--accent-orange) !important;
  margin-right: 0.5rem;
  font-size: 1.75rem;
}

.navbar-nav .nav-link {
  color: rgba(255, 255, 255, 0.9) !important;
  font-weight: 500;
  padding: 0.75rem 1rem !important;
  border-radius: var(--radius);
  transition: var(--transition);
  position: relative;
}

.navbar-nav .nav-link:hover {
  color: var(--white) !important;
  background-color: rgba(255, 255, 255, 0.1);
  transform: translateY(-1px);
}

.navbar-nav .nav-link .fas {
  margin-right: 0.5rem;
  font-size: 0.9rem;
}

/* ========================================
   Buttons & Interactive Elements
   ======================================== */

.btn {
  font-weight: 600;
  border-radius: var(--radius);
  padding: 0.75rem 1.5rem;
  transition: var(--transition);
  border: none;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: var(--transition-slow);
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%);
  color: var(--white);
  box-shadow: var(--shadow);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-blue-dark) 0%, var(--primary-blue) 100%);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

.btn-outline-primary:hover {
  background: var(--primary-blue);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-success {
  background: linear-gradient(135deg, var(--success-green) 0%, var(--success-green-light) 100%);
  color: var(--white);
  box-shadow: var(--shadow);
}

.btn-success:hover {
  background: linear-gradient(135deg, #059669 0%, var(--success-green) 100%);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-warning {
  background: linear-gradient(135deg, var(--warning-amber) 0%, var(--warning-amber-light) 100%);
  color: var(--white);
  box-shadow: var(--shadow);
}

.btn-warning:hover {
  background: linear-gradient(135deg, #d97706 0%, var(--warning-amber) 100%);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-info {
  background: linear-gradient(135deg, var(--primary-blue-light) 0%, #06b6d4 100%);
  color: var(--white);
  box-shadow: var(--shadow);
}

.btn-info:hover {
  background: linear-gradient(135deg, var(--primary-blue) 0%, #0891b2 100%);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.125rem;
  border-radius: var(--radius-lg);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  border-radius: var(--radius-sm);
}

/* ========================================
   Cards & Components
   ======================================== */

.card {
  border: none;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  transition: var(--transition);
  background: var(--white);
  overflow: hidden;
}

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

.card-header {
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%);
  color: var(--white);
  border: none;
  padding: 1.5rem;
  font-weight: 600;
}

.card-header.bg-warning {
  background: linear-gradient(135deg, var(--warning-amber) 0%, var(--warning-amber-light) 100%) !important;
  color: var(--gray-800) !important;
}

.card-header.bg-light {
  background: var(--gray-100) !important;
  color: var(--gray-800) !important;
  border-bottom: 1px solid var(--gray-200);
}

.card-body {
  padding: 1.5rem;
}

.card-footer {
  background: var(--gray-50);
  border-top: 1px solid var(--gray-200);
  padding: 1rem 1.5rem;
}

/* State Cards */
.state-card {
  transition: var(--transition);
  border: 2px solid transparent;
}

.state-card:hover {
  border-color: var(--primary-blue-light);
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

/* ========================================
   Statistics & Stats Cards
   ======================================== */

.summary-stats-section .card {
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%);
  color: var(--white);
  border: none;
  position: relative;
  overflow: hidden;
}

.summary-stats-section .card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 100px;
  height: 100px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  transform: translate(30px, -30px);
}

.summary-stats-section .card.bg-dark {
  background: linear-gradient(135deg, var(--gray-800) 0%, var(--gray-700) 100%) !important;
}

.summary-stats-section .display-4 {
  font-size: 3rem;
  font-weight: 800;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.summary-stats-section .fas {
  color: var(--accent-orange-light);
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

/* ========================================
   Sections & Layout
   ======================================== */

section {
  position: relative;
}

.bg-light {
  background: linear-gradient(135deg, var(--gray-50) 0%, var(--gray-100) 100%) !important;
}

/* Section Headers */
section h2 {
  position: relative;
  margin-bottom: 3rem;
}

section h2::after {
  content: '';
  position: absolute;
  bottom: -0.75rem;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: linear-gradient(135deg, var(--accent-orange) 0%, var(--accent-orange-light) 100%);
  border-radius: 2px;
}

/* ========================================
   Badges & Tags
   ======================================== */

.badge {
  font-weight: 600;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius);
  font-size: 0.875rem;
}

.bg-primary {
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%) !important;
}

.bg-success {
  background: linear-gradient(135deg, var(--success-green) 0%, var(--success-green-light) 100%) !important;
}

.bg-warning {
  background: linear-gradient(135deg, var(--warning-amber) 0%, var(--warning-amber-light) 100%) !important;
  color: var(--gray-800) !important;
}

.bg-secondary {
  background: linear-gradient(135deg, var(--steel-gray) 0%, var(--steel-gray-light) 100%) !important;
}

/* ========================================
   Alerts & Notifications
   ======================================== */

.alert {
  border: none;
  border-radius: var(--radius-lg);
  padding: 1rem 1.5rem;
  font-weight: 500;
  box-shadow: var(--shadow);
}

.alert-success {
  background: linear-gradient(135deg, var(--success-green-light) 0%, #d1fae5 100%);
  color: #065f46;
  border-left: 4px solid var(--success-green);
}

.alert-danger {
  background: linear-gradient(135deg, #fecaca 0%, #fee2e2 100%);
  color: #991b1b;
  border-left: 4px solid #dc2626;
}

.alert-warning {
  background: linear-gradient(135deg, var(--warning-amber-light) 0%, #fef3c7 100%);
  color: #92400e;
  border-left: 4px solid var(--warning-amber);
}

.alert-info {
  background: linear-gradient(135deg, #dbeafe 0%, #e0f2fe 100%);
  color: #1e40af;
  border-left: 4px solid var(--primary-blue-light);
}

/* ========================================
   Forms & Inputs
   ======================================== */

.form-control, .form-select {
  border: 2px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  font-size: 1rem;
  transition: var(--transition);
  background-color: var(--white);
}

.form-control:focus, .form-select:focus {
  border-color: var(--primary-blue-light);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
  outline: none;
}

.form-label {
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 0.5rem;
}

.input-group-text {
  background: var(--gray-100);
  border: 2px solid var(--gray-200);
  color: var(--gray-600);
  font-weight: 500;
}

/* ========================================
   Icons & Visual Elements
   ======================================== */

.fas, .far, .fab {
  transition: var(--transition);
}

.text-primary {
  color: var(--primary-blue) !important;
}

.text-success {
  color: var(--success-green) !important;
}

.text-warning {
  color: var(--warning-amber) !important;
}

.text-info {
  color: var(--primary-blue-light) !important;
}

.text-danger {
  color: #dc2626 !important;
}

/* ========================================
   Footer
   ======================================== */

footer {
  background: linear-gradient(135deg, var(--gray-800) 0%, var(--gray-900) 100%) !important;
  color: var(--gray-300);
  border-top: 3px solid var(--accent-orange);
}

footer a {
  color: var(--gray-300);
  text-decoration: none;
  transition: var(--transition);
}

footer a:hover {
  color: var(--accent-orange-light);
  transform: translateY(-1px);
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 768px) {
  .display-4 {
    font-size: 2.5rem;
  }
  
  .summary-stats-section .display-4 {
    font-size: 2.5rem;
  }
  
  .btn-lg {
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
  }
  
  .card-body {
    padding: 1rem;
  }
  
  .navbar-brand {
    font-size: 1.25rem;
  }
}

@media (max-width: 576px) {
  .display-4 {
    font-size: 2rem;
  }
  
  .summary-stats-section .display-4 {
    font-size: 2rem;
  }
  
  section h2 {
    font-size: 1.75rem;
  }
  
  .lead {
    font-size: 1.125rem;
  }
}

/* ========================================
   Utility Classes
   ======================================== */

.shadow-custom {
  box-shadow: var(--shadow-lg);
}

.rounded-custom {
  border-radius: var(--radius-lg);
}

.border-custom {
  border: 2px solid var(--gray-200);
}

.bg-gradient-primary {
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%);
}

.bg-gradient-secondary {
  background: linear-gradient(135deg, var(--steel-gray) 0%, var(--steel-gray-light) 100%);
}

.bg-gradient-accent {
  background: linear-gradient(135deg, var(--accent-orange) 0%, var(--accent-orange-light) 100%);
}

/* ========================================
   Animation & Transitions
   ======================================== */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.animate-fade-in-up {
  animation: fadeInUp 0.6s ease-out;
}

.animate-fade-in {
  animation: fadeIn 0.4s ease-out;
}

/* ========================================
   Additional Component Enhancements
   ======================================== */

/* City Cards Enhancement */
.city-card {
  transition: var(--transition);
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
}

.city-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(135deg, var(--accent-orange) 0%, var(--accent-orange-light) 100%);
  transform: scaleX(0);
  transition: var(--transition);
}

.city-card:hover::before {
  transform: scaleX(1);
}

.city-card:hover {
  border-color: var(--primary-blue-light);
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

/* Info Items Styling */
.info-item {
  display: flex;
  align-items: center;
  margin-bottom: 0.75rem;
  padding: 0.5rem;
  background: var(--gray-50);
  border-radius: var(--radius);
  transition: var(--transition);
}

.info-item:hover {
  background: var(--gray-100);
  transform: translateX(4px);
}

.info-item i {
  margin-right: 0.75rem;
  font-size: 1.1rem;
  width: 20px;
  text-align: center;
}

/* Hours Grid Styling */
.hours-grid-compact {
  display: grid;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.hours-item-compact {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem;
  background: var(--gray-50);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
}

.day-name {
  font-weight: 600;
  color: var(--gray-700);
}

.hours-time {
  color: var(--gray-600);
  font-family: 'Courier New', monospace;
}

/* Tags and Badges Enhancement */
.tags-inline-compact {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  margin-top: 0.5rem;
}

.tag-group-inline-compact {
  margin-bottom: 0.5rem;
}

.compact-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.compact-badge {
  background: var(--gray-200);
  color: var(--gray-700);
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 500;
}

.more-badge {
  background: var(--accent-orange-light);
  color: var(--white);
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.75rem;
  margin-top: 0.75rem;
}

.feature-badge {
  display: flex;
  align-items: center;
  padding: 0.75rem;
  background: var(--gray-50);
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
}

.feature-badge:hover {
  background: var(--gray-100);
  transform: translateY(-2px);
}

.feature-badge i {
  margin-right: 0.5rem;
  font-size: 1rem;
}

/* Location List Navigation */
.location-list-container {
  max-height: 400px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--primary-blue-light) var(--gray-200);
}

.location-list-container::-webkit-scrollbar {
  width: 6px;
}

.location-list-container::-webkit-scrollbar-track {
  background: var(--gray-200);
  border-radius: 3px;
}

.location-list-container::-webkit-scrollbar-thumb {
  background: var(--primary-blue-light);
  border-radius: 3px;
}

.location-list-item {
  transition: var(--transition);
  border-bottom: 1px solid var(--gray-200);
}

.location-list-item:hover {
  background: var(--gray-50);
}

.location-nav-link {
  transition: var(--transition);
}

.location-nav-link:hover {
  text-decoration: none;
}

/* Image Container */
.images-container-compact {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 0.75rem;
  margin-top: 0.75rem;
}

.image-item-compact {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  aspect-ratio: 1;
}

.location-image-compact {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
  cursor: pointer;
}

.location-image-compact:hover {
  transform: scale(1.05);
}

/* Section Titles */
.section-title {
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  font-size: 1rem;
}

.section-title i {
  margin-right: 0.5rem;
  font-size: 1.1rem;
}

/* Breadcrumb Enhancement */
.breadcrumb {
  background: var(--gray-100);
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
}

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

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

.breadcrumb-item.active {
  color: var(--gray-600);
  font-weight: 500;
}

/* Accordion Enhancement */
.accordion-item {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius) !important;
  margin-bottom: 0.5rem;
  overflow: hidden;
}

.accordion-button {
  background: var(--gray-50);
  border: none;
  font-weight: 600;
  color: var(--gray-800);
  padding: 1rem 1.5rem;
}

.accordion-button:not(.collapsed) {
  background: var(--primary-blue-light);
  color: var(--white);
  box-shadow: none;
}

.accordion-button:focus {
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
  border: none;
}

.accordion-body {
  background: var(--white);
  padding: 1.5rem;
  color: var(--gray-700);
  line-height: 1.6;
}

/* ========================================
   Print Styles
   ======================================== */

@media print {
  .navbar, .btn, footer {
    display: none !important;
  }
  
  .card {
    box-shadow: none;
    border: 1px solid var(--gray-300);
  }
  
  body {
    color: var(--gray-900);
    background: var(--white);
  }
}