/* ===== CSS Variables ===== */
:root {
  /* Primary Colors */
  --primary-color: #3498db;
  --primary-dark: #2980b9;
  --primary-light: #5dade2;
  --primary-very-light: #d6eaf8;
  
  /* Secondary Colors */
  --secondary-color: #2c3e50;
  --secondary-light: #34495e;
  --secondary-very-light: #eef2f5;
  
  /* Monochromatic Colors */
  --dark: #1a1a2e;
  --medium-dark: #16213e;
  --medium: #0f3460;
  --medium-light: #e2e8f0;
  --light: #f5f7fa;
  
  /* Accent Colors */
  --accent-color: #1abc9c;
  --accent-dark: #16a085;
  --accent-light: #48dbbb;
  
  /* Utility Colors */
  --success-color: #2ecc71;
  --warning-color: #f39c12;
  --danger-color: #e74c3c;
  --info-color: #3498db;
  
  /* Text Colors */
  --text-dark: #2c3e50;
  --text-medium: #34495e;
  --text-light: #7f8c8d;
  --text-very-light: #bdc3c7;
  
  /* Background Colors */
  --bg-dark: #121212;
  --bg-medium: #1e1e1e;
  --bg-light: #f8f9fa;
  --bg-very-light: #ffffff;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  --gradient-secondary: linear-gradient(135deg, var(--secondary-color), var(--secondary-light));
  --gradient-accent: linear-gradient(135deg, var(--accent-color), var(--accent-dark));
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 12px 24px rgba(0, 0, 0, 0.15);
  
  /* Border Radius */
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 16px;
  --border-radius-xl: 24px;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Typography */
  --font-heading: 'Roboto', sans-serif;
  --font-body: 'Lato', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-xxl: 3rem;
  
  /* Layout */
  --container-padding: 1rem;
  --section-padding: 5rem 0;
  --card-padding: 1.5rem;
  
  /* Z-index */
  --z-negative: -1;
  --z-normal: 1;
  --z-tooltip: 10;
  --z-fixed: 100;
  --z-modal: 1000;
}

/* ===== Base Styles ===== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-body);
  color: var(--text-medium);
  line-height: 1.6;
  overflow-x: hidden;
  background-color: var(--bg-light);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--text-dark);
}

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

a:hover {
  color: var(--primary-dark);
  text-decoration: none;
}

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

section {
  padding: var(--section-padding);
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  position: relative;
}

.section-subtitle {
  font-size: 1.2rem;
  color: var(--text-light);
  max-width: 800px;
  margin: 0 auto 2rem auto;
}

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

.bg-dark {
  background-color: var(--bg-dark);
  color: white;
}

/* ===== Utility Classes ===== */
.text-center {
  text-align: center;
}

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

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

.mb-1 {
  margin-bottom: 0.5rem !important;
}

.mb-2 {
  margin-bottom: 1rem !important;
}

.mb-3 {
  margin-bottom: 1.5rem !important;
}

.mb-4 {
  margin-bottom: 2rem !important;
}

.mb-5 {
  margin-bottom: 3rem !important;
}

.mt-1 {
  margin-top: 0.5rem !important;
}

.mt-2 {
  margin-top: 1rem !important;
}

.mt-3 {
  margin-top: 1.5rem !important;
}

.mt-4 {
  margin-top: 2rem !important;
}

.mt-5 {
  margin-top: 3rem !important;
}

.text-white {
  color: #fff !important;
}

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

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

.fw-bold {
  font-weight: 700 !important;
}

.fw-normal {
  font-weight: 400 !important;
}

.fw-light {
  font-weight: 300 !important;
}

/* ===== Navbar ===== */
header {
  transition: background-color var(--transition-normal);
}

.navbar {
  padding: 1rem 0;
  transition: all var(--transition-normal);
}

.navbar-brand {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.5rem;
  color: white;
  letter-spacing: 1px;
}

.nav-link {
  font-weight: 500;
  padding: 0.5rem 1rem !important;
  position: relative;
  transition: all var(--transition-normal);
}

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

.nav-link:hover:after {
  width: 100%;
  opacity: 1;
}

.navbar-toggler {
  border: none;
  padding: 0.5rem;
}

.navbar-toggler:focus {
  box-shadow: none;
}

/* ===== Button Styles ===== */
.btn, 
button, 
input[type='submit'] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius-md);
  font-weight: 500;
  font-family: var(--font-body);
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: none;
  outline: none;
  line-height: 1.5;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--primary-color);
  color: #fff;
}

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

.btn-secondary {
  background-color: var(--secondary-color);
  color: #fff;
}

.btn-secondary:hover, 
.btn-secondary:focus {
  background-color: var(--secondary-light);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline-light {
  background-color: transparent;
  color: #fff;
  border: 2px solid #fff;
}

.btn-outline-light:hover, 
.btn-outline-light:focus {
  background-color: #fff;
  color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.1rem;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

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

.btn-outline-dark:hover, 
.btn-outline-dark:focus {
  background-color: var(--text-dark);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ===== Hero Section ===== */
.hero-section {
  position: relative;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  color: white;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6));
  z-index: var(--z-negative);
}

.hero-section .display-3 {
  font-weight: 700;
  margin-bottom: 1.5rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-section .lead {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
}

/* ===== Services Section ===== */
.card {
  display: flex;
  flex-direction: column;
  align-items: center;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  box-shadow: var(--shadow-md);
  margin-bottom: 1.5rem;
  height: 100%;
  background-color: #fff;
}

.card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

.card-image {
  position: relative;
  width: 100%;
  overflow: hidden;
  text-align: center;
}

.card-image img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  transition: transform var(--transition-slow);
  margin: 0 auto;
}

.card:hover .card-image img {
  transform: scale(1.05);
}

.card-content {
  flex: 1;
  padding: 1.5rem;
  text-align: center;
}

.card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.card p {
  color: var(--text-medium);
  margin-bottom: 1.5rem;
}

/* ===== Process Timeline ===== */
.process-timeline {
  position: relative;
  padding: 2rem 0;
}

.process-timeline:before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background-color: var(--primary-light);
  border-radius: 5px;
}

.process-item {
  position: relative;
  padding: 0 0 2rem 3rem;
  transition: transform var(--transition-normal);
}

.process-item:hover {
  transform: translateX(10px);
}

.process-number {
  position: absolute;
  top: 0;
  left: -1.5rem;
  width: 3rem;
  height: 3rem;
  background-color: var(--primary-color);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.2rem;
  z-index: 2;
  box-shadow: var(--shadow-md);
}

.process-item h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--primary-color);
}

/* ===== Case Studies ===== */
.case-study-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: #fff;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.case-study-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

.case-study-card .card-image {
  width: 100%;
  height: 300px;
  overflow: hidden;
  text-align: center;
}

.case-study-card .card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
  margin: 0 auto;
}

.case-study-card:hover .card-image img {
  transform: scale(1.05);
}

.case-study-card .card-content {
  padding: 1.5rem;
  text-align: center;
}

.case-study-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--primary-color);
}

/* ===== Community Section ===== */
.community-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: #fff;
  border-radius: var(--border-radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  height: 100%;
}

.community-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

.community-card img {
  height: 120px;
  width: auto;
  object-fit: contain;
  margin-bottom: 1.5rem;
  transition: transform var(--transition-normal);
  margin: 0 auto 1.5rem;
}

.community-card:hover img {
  transform: scale(1.1);
}

.community-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.community-card p {
  margin-bottom: 1.5rem;
}

/* ===== Innovation Section ===== */
.innovation-section .row {
  margin-bottom: 3rem;
}

.innovation-section img {
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition-normal);
}

.innovation-section img:hover {
  transform: scale(1.03);
}

.innovation-section h3 {
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  color: var(--primary-color);
}

/* ===== Accolades Section ===== */
.accolade-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: #fff;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  height: 100%;
}

.accolade-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

.accolade-card img {
  width: 150px;
  height: 150px;
  object-fit: contain;
  margin-bottom: 1.5rem;
  transition: transform var(--transition-normal);
  margin: 0 auto 1.5rem;
}

.accolade-card:hover img {
  transform: scale(1.1);
}

.accolade-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--primary-color);
}

/* ===== Testimonials ===== */
.testimonial-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: #fff;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  padding: 2rem;
  max-width: 800px;
  margin: 0 auto;
}

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

.testimonial-content img {
  width: 100px;
  height: 100px;
  object-fit: cover;
  border-radius: 50%;
  box-shadow: var(--shadow-md);
  margin: 0 auto 1.5rem;
}

.testimonial-content h4 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--primary-color);
}

.testimonial-content p.text-muted {
  font-style: italic;
  margin-bottom: 1.5rem;
}

.rating {
  color: var(--warning-color);
  font-size: 1.5rem;
  margin-top: 1rem;
}

.carousel-indicators {
  bottom: -40px;
}

.carousel-indicators button {
  background-color: var(--primary-color);
  width: 12px;
  height: 12px;
  border-radius: 50%;
  opacity: 0.5;
  transition: opacity var(--transition-normal);
}

.carousel-indicators button.active {
  opacity: 1;
}

.carousel-control-prev, 
.carousel-control-next {
  width: 40px;
  height: 40px;
  background-color: var(--primary-color);
  border-radius: 50%;
  top: 50%;
  transform: translateY(-50%);
  opacity: 0.7;
}

.carousel-control-prev {
  left: -50px;
}

.carousel-control-next {
  right: -50px;
}

.carousel-control-prev:hover, 
.carousel-control-next:hover {
  opacity: 1;
}

/* ===== FAQ Section ===== */
.accordion {
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.accordion-item {
  border: none;
  background-color: #fff;
  margin-bottom: 1rem;
}

.accordion-header {
  background-color: #fff;
}

.accordion-button {
  font-weight: 600;
  font-size: 1.1rem;
  padding: 1.5rem;
  background-color: #fff;
  color: var(--text-dark);
  box-shadow: none;
  border-radius: var(--border-radius-md) !important;
}

.accordion-button:not(.collapsed) {
  background-color: var(--primary-very-light);
  color: var(--primary-color);
}

.accordion-button:focus {
  box-shadow: none;
  border-color: var(--primary-light);
}

.accordion-button::after {
  transition: transform var(--transition-normal);
}

.accordion-body {
  padding: 1.5rem;
  background-color: #fff;
}

/* ===== Contact Section ===== */
.contact-info, 
.contact-form-container {
  background-color: #fff;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
}

.contact-info h3, 
.contact-form-container h3 {
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  color: var(--primary-color);
}

.contact-info p, 
.contact-info ul {
  margin-bottom: 1.5rem;
}

.form-control {
  padding: 0.75rem 1rem;
  font-size: 1rem;
  border-radius: var(--border-radius-md);
  border: 1px solid var(--medium-light);
  background-color: var(--light);
  transition: all var(--transition-normal);
}

.form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.25rem rgba(52, 152, 219, 0.25);
}

.form-label {
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.form-check-input {
  width: 1rem;
  height: 1rem;
  margin-right: 0.5rem;
}

.map-container {
  border-radius: var(--border-radius-md);
  overflow: hidden;
  height: 300px;
}

.map-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ===== Footer ===== */
.footer {
  background-color: var(--secondary-color);
  color: white;
  padding: 4rem 0 2rem;
}

.footer h3 {
  color: white;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 0.75rem;
}

.footer h3:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 3px;
  background-color: var(--primary-color);
  border-radius: 3px;
}

.footer p {
  margin-bottom: 1.5rem;
}

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

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: var(--text-very-light);
  transition: color var(--transition-normal), transform var(--transition-normal);
  display: inline-block;
}

.footer-links a:hover {
  color: white;
  transform: translateX(5px);
}

.footer hr {
  background-color: rgba(255, 255, 255, 0.1);
  margin: 2rem 0;
}

/* ===== Responsive Styles ===== */
@media (max-width: 1200px) {
  .carousel-control-prev {
    left: -20px;
  }
  
  .carousel-control-next {
    right: -20px;
  }
}

@media (max-width: 992px) {
  .section-title {
    font-size: 2.2rem;
  }
  
  .hero-section .display-3 {
    font-size: 2.5rem;
  }
  
  .hero-section .lead {
    font-size: 1.1rem;
  }
  
  .process-timeline:before {
    left: 1.5rem;
  }
  
  .carousel-control-prev, 
  .carousel-control-next {
    display: none;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 4rem 0;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .hero-section .display-3 {
    font-size: 2.2rem;
  }
  
  .process-item {
    padding-left: 4rem;
  }
  
  .process-number {
    left: 0;
  }
}

@media (max-width: 576px) {
  :root {
    --section-padding: 3rem 0;
  }
  
  .section-title {
    font-size: 1.8rem;
  }
  
  .hero-section .display-3 {
    font-size: 2rem;
  }
  
  .hero-section .lead {
    font-size: 1rem;
  }
}

/* ===== Special Pages ===== */
.privacy-page, 
.terms-page {
  padding-top: 100px;
}

.success-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
}

.success-page h1 {
  font-size: 3rem;
  margin-bottom: 1.5rem;
  color: var(--primary-color);
}

.success-page p {
  font-size: 1.2rem;
  max-width: 600px;
  margin: 0 auto 2rem;
}

/* ===== Animations ===== */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.animated-fade-in {
  animation: fadeIn 1s ease forwards;
}

.animated-slide-in {
  animation: slideIn 1s ease forwards;
}

/* ===== Parallax Effect ===== */
.parallax-bg {
  background-attachment: fixed;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

/* ===== Read More Links ===== */
.read-more-link {
  display: inline-flex;
  align-items: center;
  color: var(--primary-color);
  font-weight: 600;
  transition: transform var(--transition-normal), color var(--transition-normal);
}

.read-more-link:after {
  content: "→";
  margin-left: 0.5rem;
  transition: transform var(--transition-normal);
}

.read-more-link:hover {
  color: var(--primary-dark);
  transform: translateX(5px);
}

.read-more-link:hover:after {
  transform: translateX(3px);
}