/* ===================================
   SIMS POOL UPGRADES - Main Stylesheet
   =================================== */

/* CSS Variables */
:root {
  /* Colors */
  --primary-blue: #0077BE;
  --sky-blue: #00A8E8;
  --white: #FFFFFF;
  --light-gray: #F5F5F5;
  --dark-gray: #333333;
  --coral: #FF6B35;
  --success-green: #4CAF50;
  --error-red: #E53935;
  
  /* Typography */
  --font-primary: 'Roboto', 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-headings: 'Montserrat', 'Roboto', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 4rem;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.2);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* ===================================
   Reset & Base Styles
   =================================== */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--dark-gray);
  background-color: var(--white);
  overflow-x: hidden;
}

/* ===================================
   Typography
   =================================== */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-headings);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
  color: var(--dark-gray);
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

h5 {
  font-size: 1.125rem;
}

h6 {
  font-size: 1rem;
}

p {
  margin-bottom: var(--spacing-sm);
}

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

a:hover {
  color: var(--sky-blue);
}

a:focus {
  outline: 2px solid var(--primary-blue);
  outline-offset: 2px;
}

/* ===================================
   Layout Utilities
   =================================== */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

.container-wide {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

.section {
  padding: var(--spacing-xl) 0;
}

.section-alt {
  background-color: var(--light-gray);
}

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

.header {
  background-color: var(--white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
  max-width: 1400px;
  margin: 0 auto;
}

.logo {
  font-family: var(--font-headings);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-blue);
  text-decoration: none;
}

.logo:hover {
  color: var(--sky-blue);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-md);
  align-items: center;
}

.nav-link {
  color: var(--dark-gray);
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-sm);
  transition: color var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary-blue);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.menu-toggle span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--dark-gray);
  margin: 5px 0;
  transition: var(--transition-fast);
}

/* ===================================
   Hero Section
   =================================== */

.hero {
  position: relative;
  min-height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--white);
  background: linear-gradient(135deg, var(--primary-blue), var(--sky-blue));
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url('../assets/pool-maintenance-tips.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.3;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  padding: var(--spacing-md);
}

.hero h1 {
  font-size: 3rem;
  color: var(--white);
  margin-bottom: var(--spacing-md);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-lg);
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

/* ===================================
   Buttons
   =================================== */

.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-normal);
  font-family: var(--font-primary);
}

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

.btn-primary:hover {
  background-color: #E55A25;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: var(--primary-blue);
  color: var(--white);
}

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

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

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

.btn:focus {
  outline: 2px solid var(--primary-blue);
  outline-offset: 2px;
}

/* ===================================
   Cards
   =================================== */

.card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--spacing-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-sm);
}

.card-title {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-xs);
  color: var(--primary-blue);
}

.card-text {
  color: var(--dark-gray);
  margin-bottom: var(--spacing-sm);
}

/* ===================================
   Grid Layouts
   =================================== */

.grid {
  display: grid;
  gap: var(--spacing-md);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* ===================================
   Forms
   =================================== */

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
  color: var(--dark-gray);
}

.form-label.required::after {
  content: ' *';
  color: var(--error-red);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.75rem;
  font-size: 1rem;
  font-family: var(--font-primary);
  border: 2px solid #DDD;
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary-blue);
}

.form-input.error,
.form-select.error,
.form-textarea.error {
  border-color: var(--error-red);
}

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

.form-error {
  color: var(--error-red);
  font-size: 0.875rem;
  margin-top: var(--spacing-xs);
  display: none;
}

.form-error.show {
  display: block;
}

.form-success {
  background-color: #E8F5E9;
  color: var(--success-green);
  padding: var(--spacing-sm);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
  display: none;
}

.form-success.show {
  display: block;
}

/* ===================================
   Services Section
   =================================== */

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.service-card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal);
}

.service-card:hover {
  transform: translateY(-8px);
}

.service-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.service-content {
  padding: var(--spacing-md);
}

.service-title {
  color: var(--primary-blue);
  margin-bottom: var(--spacing-sm);
}

.service-description {
  color: var(--dark-gray);
  margin-bottom: var(--spacing-md);
}

/* ===================================
   Contact Section
   =================================== */

.contact-info {
  background-color: var(--light-gray);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-lg);
}

.contact-item {
  display: flex;
  align-items: center;
  margin-bottom: var(--spacing-sm);
  gap: var(--spacing-sm);
}

.contact-icon {
  color: var(--primary-blue);
  font-size: 1.25rem;
}

.map-container {
  width: 100%;
  height: 400px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--spacing-lg);
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: none;
}

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

.footer {
  background-color: var(--dark-gray);
  color: var(--white);
  padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-section h3 {
  color: var(--white);
  margin-bottom: var(--spacing-sm);
  font-size: 1.25rem;
}

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

.footer-links li {
  margin-bottom: var(--spacing-xs);
}

.footer-links a {
  color: #CCC;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--white);
}

.footer-bottom {
  border-top: 1px solid #555;
  padding-top: var(--spacing-md);
  text-align: center;
  color: #AAA;
  font-size: 0.875rem;
}

/* ===================================
   Legal Pages
   =================================== */

.legal-content {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--spacing-lg) var(--spacing-md);
}

.legal-content h1 {
  color: var(--primary-blue);
  margin-bottom: var(--spacing-md);
}

.legal-content h2 {
  color: var(--primary-blue);
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
}

.legal-content h3 {
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-xs);
}

.legal-content p,
.legal-content ul,
.legal-content ol {
  margin-bottom: var(--spacing-sm);
}

.legal-content ul,
.legal-content ol {
  padding-left: var(--spacing-md);
}

.legal-content li {
  margin-bottom: var(--spacing-xs);
}

.effective-date {
  font-style: italic;
  color: #666;
  margin-bottom: var(--spacing-md);
}

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

.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }

.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }

.hidden {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ===================================
   Accessibility
   =================================== */

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--primary-blue);
  color: var(--white);
  padding: var(--spacing-xs) var(--spacing-sm);
  text-decoration: none;
  z-index: 100;
}

.skip-link:focus {
  top: 0;
}

/* Focus visible for keyboard navigation */
:focus-visible {
  outline: 2px solid var(--primary-blue);
  outline-offset: 2px;
}

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

@media print {
  .header,
  .footer,
  .cookie-banner,
  .btn {
    display: none;
  }
  
  body {
    color: #000;
    background: #fff;
  }
}