/* ===================================
   Down to Earth Irrigation - Main Styles
   =================================== */

/* CSS Variables - Design System */
:root {
  /* Color Palette */
  --color-primary: #4A7C4E;
  --color-primary-dark: #3a6340;
  --color-primary-light: #5a9660;
  --color-secondary: #2B7A9B;
  --color-secondary-dark: #1f5c7a;
  --color-accent: #C89F6C;
  --color-accent-light: #d4b189;
  
  /* Neutral Colors */
  --color-bg-light: #F5F5F3;
  --color-bg-white: #FFFFFF;
  --color-text-dark: #333333;
  --color-text-medium: #666666;
  --color-text-light: #999999;
  --color-border: #E0E0E0;
  
  /* Typography */
  --font-base: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-size-base: 16px;
  --line-height-base: 1.6;
  
  /* Font Sizes */
  --font-size-h1: 2.5rem;
  --font-size-h2: 2rem;
  --font-size-h3: 1.5rem;
  --font-size-h4: 1.25rem;
  --font-size-body: 1rem;
  --font-size-small: 0.875rem;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  
  /* Container */
  --container-max-width: 1200px;
  --container-padding: 1rem;
  
  /* 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, 0.12);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.15);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
}

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

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

html {
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-base);
  line-height: var(--line-height-base);
  color: var(--color-text-dark);
  background-color: var(--color-bg-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

h1 {
  font-size: var(--font-size-h1);
}

h2 {
  font-size: var(--font-size-h2);
}

h3 {
  font-size: var(--font-size-h3);
}

h4 {
  font-size: var(--font-size-h4);
}

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

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

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

/* ===================================
   Layout Components
   =================================== */

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

.section {
  padding: var(--spacing-2xl) 0;
}

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

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

.header {
  background-color: var(--color-bg-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(--container-padding);
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

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

.nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
}

.nav-link {
  color: var(--color-text-dark);
  font-weight: 500;
  padding: var(--spacing-xs) 0;
  position: relative;
  transition: color var(--transition-fast);
}

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--color-primary);
}

.phone-cta {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-secondary);
  font-weight: 600;
  font-size: 1.1rem;
  white-space: nowrap;
}

.phone-cta:hover {
  color: var(--color-secondary-dark);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.hamburger {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.hamburger span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--color-text-dark);
  transition: all var(--transition-fast);
}

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

.hero {
  background: linear-gradient(135deg, rgba(74, 124, 78, 0.45) 0%, rgba(58, 99, 64, 0.45) 100%), 
              url('../images/bckgrnd.webp') repeat;
  background-size: auto;
  color: var(--color-bg-white);
  padding: var(--spacing-2xl) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="rgba(255,255,255,0.05)" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,133.3C672,139,768,181,864,186.7C960,192,1056,160,1152,133.3C1248,107,1344,85,1392,74.7L1440,64L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
  background-size: cover;
  opacity: 0.3;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
  backdrop-filter: blur(2px);
}

.hero-content h1,
.hero-content .hero-subtitle,
.hero-content .hero-features {
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
}

.hero h1 {
  color: var(--color-bg-white);
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
}

.hero-subtitle {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-lg);
  opacity: 0.95;
}

.hero-features {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
  flex-wrap: wrap;
}

.hero-feature {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 1.1rem;
}

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

.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-text-dark);
}

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

.btn-secondary {
  background-color: transparent;
  color: var(--color-bg-white);
  border: 2px solid var(--color-bg-white);
}

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

/* Secondary button on light backgrounds */
.section:not(.hero):not(.mission) .btn-secondary {
  background-color: var(--color-bg-white);
  color: var(--color-secondary);
  border: 2px solid var(--color-secondary);
}

.section:not(.hero):not(.mission) .btn-secondary:hover {
  background-color: var(--color-secondary);
  color: var(--color-bg-white);
}

.btn-lg {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1.1rem;
}

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

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

.service-card {
  background-color: var(--color-bg-white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.service-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-md);
  background-color: var(--color-primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--color-bg-white);
}

.service-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  margin: calc(-1 * var(--spacing-xl)) calc(-1 * var(--spacing-xl)) var(--spacing-md);
}

.service-card h3 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.service-card p {
  color: var(--color-text-medium);
  margin-bottom: var(--spacing-md);
}

.service-card ul {
  text-align: left;
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-lg);
}

.service-card li {
  margin-bottom: var(--spacing-xs);
  color: var(--color-text-medium);
}

/* ===================================
   Mission Section
   =================================== */

.mission {
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
  color: var(--color-bg-white);
  text-align: center;
}

.mission h2 {
  color: var(--color-bg-white);
}

.mission-content {
  max-width: 800px;
  margin: 0 auto;
}

.trust-indicators {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.trust-item {
  padding: var(--spacing-md);
}

.trust-item-number {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

.trust-item-text {
  font-size: 1.1rem;
}

/* ===================================
   Service Areas
   =================================== */

.service-areas-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
  list-style: none;
  margin-top: var(--spacing-lg);
}

.service-area-item {
  background-color: var(--color-bg-white);
  padding: var(--spacing-md);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  font-weight: 500;
}

/* ===================================
   Carousel
   =================================== */

.carousel {
  position: relative;
  max-width: 1000px;
  margin: var(--spacing-xl) auto;
  overflow: hidden;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.carousel-track {
  display: flex;
  transition: transform var(--transition-base);
}

.carousel-slide {
  min-width: 100%;
  position: relative;
}

.carousel-slide img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  object-position: center;
}

.carousel-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
  color: var(--color-bg-white);
  padding: var(--spacing-lg);
}

.carousel-caption h3,
.carousel-caption p {
  color: white;
  text-shadow: 
    2px 2px 4px rgba(0,0,0,0.9),
    -2px -2px 4px rgba(0,0,0,0.9),
    2px -2px 4px rgba(0,0,0,0.9),
    -2px 2px 4px rgba(0,0,0,0.9),
    0 0 10px rgba(0,0,0,0.7);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

.carousel-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background-color: rgba(255, 255, 255, 0.9);
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  transition: all var(--transition-fast);
}

.carousel-nav:hover {
  background-color: var(--color-bg-white);
  transform: translateY(-50%) scale(1.1);
}

.carousel-prev {
  left: var(--spacing-md);
}

.carousel-next {
  right: var(--spacing-md);
}

.carousel-dots {
  display: flex;
  justify-content: center;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-md);
}

.carousel-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--color-border);
  border: none;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.carousel-dot.active {
  background-color: var(--color-primary);
}

/* ===================================
   Contact Form
   =================================== */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-lg);
}

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

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

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--spacing-sm);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color var(--transition-fast);
}

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

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

.form-error {
  color: #d32f2f;
  font-size: var(--font-size-small);
  margin-top: var(--spacing-xs);
  display: none;
}

.form-input.error,
.form-textarea.error,
.form-select.error {
  border-color: #d32f2f;
}

.form-input.error + .form-error,
.form-textarea.error + .form-error,
.form-select.error + .form-error {
  display: block;
}

.contact-info {
  background-color: var(--color-bg-light);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
}

.contact-info-item {
  display: flex;
  align-items: start;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.contact-info-icon {
  font-size: 1.5rem;
  color: var(--color-primary);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-bg-white);
  border-radius: 50%;
  flex-shrink: 0;
}

/* ===================================
   Map
   =================================== */

.map-container {
  margin-top: var(--spacing-lg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

#map {
  width: 100%;
  height: 450px;
}

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

.footer {
  background-color: var(--color-text-dark);
  color: var(--color-bg-light);
  padding: var(--spacing-xl) 0 var(--spacing-md);
}

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

.footer-section h4 {
  color: var(--color-bg-white);
  margin-bottom: var(--spacing-md);
}

.footer-section p,
.footer-section a {
  color: var(--color-text-light);
  margin-bottom: var(--spacing-xs);
}

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

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

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

.social-links {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.social-link {
  width: 40px;
  height: 40px;
  background-color: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-bg-white);
  font-size: 1.2rem;
  transition: all var(--transition-fast);
}

.social-link:hover {
  background-color: var(--color-primary-light);
  transform: translateY(-3px);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-md);
  text-align: center;
  color: var(--color-text-light);
  font-size: var(--font-size-small);
}

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

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

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }

.hidden {
  display: none !important;
}

.fade-in {
  opacity: 0;
  animation: fadeIn 0.6s ease forwards;
}

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

/* ===================================
   Skip to Content (Accessibility)
   =================================== */

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

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