/* CSS Variables */
:root {
  /* Color Palette - Neutral Modern */
  --primary-color: #2c3e50;
  --secondary-color: #34495e;
  --accent-color: #3498db;
  --warning-color: #f39c12;
  --success-color: #27ae60;
  --danger-color: #e74c3c;
  --light-color: #ecf0f1;
  --dark-color: #2c3e50;
  --text-dark: #2c3e50;
  --text-light: #7f8c8d;
  --text-muted: #95a5a6;
  --white: #ffffff;
  --gray-100: #f8f9fa;
  --gray-200: #e9ecef;
  --gray-300: #dee2e6;
  --gray-400: #ced4da;
  --gray-500: #adb5bd;
  --gray-600: #6c757d;
  --gray-700: #495057;
  --gray-800: #343a40;
  --gray-900: #212529;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
  --gradient-secondary: linear-gradient(135deg, #34495e 0%, #2c3e50 100%);
  --gradient-accent: linear-gradient(135deg, #f39c12 0%, #e67e22 100%);
  --gradient-overlay: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.3));
  
  /* Typography */
  --font-primary: 'Raleway', sans-serif;
  --font-secondary: 'Open Sans', sans-serif;
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 600;
  --font-weight-bold: 700;
  
  /* Spacing */
  --section-padding: 80px 0;
  --container-padding: 20px;
  --card-padding: 30px;
  --button-padding: 12px 30px;
  
  /* Border Radius */
  --border-radius-sm: 4px;
  --border-radius: 8px;
  --border-radius-lg: 12px;
  --border-radius-xl: 20px;
  --border-radius-pill: 50px;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
  --shadow: 0 4px 6px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 25px rgba(0,0,0,0.15);
  --shadow-xl: 0 20px 40px rgba(0,0,0,0.2);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  --transition-bounce: 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

html {
  overflow-x: hidden;
}

body {
  font-family: var(--font-secondary);
  font-weight: var(--font-weight-normal);
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--white);
  overflow-x: hidden;
}

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

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
  margin-bottom: 1rem;
  color: var(--text-dark);
}

.lead {
  font-size: 1.25rem;
  font-weight: var(--font-weight-light);
  color: var(--text-light);
}

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

/* Links */
a {
  color: var(--accent-color);
  text-decoration: none;
  transition: var(--transition-fast);
}

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

/* Buttons */
.btn {
  display: inline-block;
  padding: var(--button-padding);
  font-family: var(--font-primary);
  font-weight: var(--font-weight-medium);
  text-align: center;
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition-bounce);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.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-normal);
  z-index: -1;
}

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

.btn-primary {
  background: var(--gradient-primary);
  color: var(--white);
  border-color: var(--accent-color);
}

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

.btn-secondary {
  background: var(--gradient-secondary);
  color: var(--white);
  border-color: var(--secondary-color);
}

.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--white);
}

.btn-warning {
  background: var(--gradient-accent);
  color: var(--white);
  border-color: var(--warning-color);
}

.btn-warning:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--white);
}

.btn-outline-light {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}

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

.btn-outline-primary {
  background: transparent;
  color: var(--accent-color);
  border-color: var(--accent-color);
}

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

.btn-lg {
  padding: 15px 40px;
  font-size: 1.1rem;
}

.btn-sm {
  padding: 8px 20px;
  font-size: 0.9rem;
}

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

/* Cards */
.card {
  background: var(--white);
  border: none;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow);
  transition: var(--transition-bounce);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.card:hover {
  transform: translateY(-10px) rotate(1deg);
  box-shadow: var(--shadow-xl);
}

.card-image {
  width: 100%;
  height: 250px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-normal);
}

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

.card-content {
  padding: var(--card-padding);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.card-body {
  padding: var(--card-padding);
}

/* Header */
.navbar {
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.95) !important;
  box-shadow: var(--shadow);
  transition: var(--transition-normal);
}

.navbar-brand {
  font-family: var(--font-primary);
  font-weight: var(--font-weight-bold);
  font-size: 1.5rem;
  color: var(--primary-color) !important;
}

.navbar-nav .nav-link {
  font-family: var(--font-primary);
  font-weight: var(--font-weight-medium);
  color: var(--text-dark) !important;
  margin: 0 10px;
  padding: 10px 15px !important;
  border-radius: var(--border-radius);
  transition: var(--transition-fast);
  position: relative;
}

.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--accent-color);
  transition: var(--transition-fast);
  transform: translateX(-50%);
}

.navbar-nav .nav-link:hover::after {
  width: 80%;
}

.navbar-nav .nav-link:hover {
  color: var(--accent-color) !important;
  background: rgba(52, 152, 219, 0.1);
}

/* Hero Section */
.hero-section {
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--white);
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-overlay);
  z-index: 1;
}

.hero-section .container {
  position: relative;
  z-index: 2;
}

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

.hero-section p {
  color: var(--white);
  text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
  margin-bottom: 2rem;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.scroll-arrow {
  width: 30px;
  height: 30px;
  border: 2px solid var(--white);
  border-radius: 50%;
  position: relative;
  animation: bounce 2s infinite;
}

.scroll-arrow::after {
  content: '';
  position: absolute;
  top: 8px;
  left: 8px;
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--white);
  border-bottom: 2px solid var(--white);
  transform: rotate(45deg);
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-10px);
  }
  60% {
    transform: translateY(-5px);
  }
}

/* Statistics Section */
.stat-widget {
  padding: 2rem;
  text-align: center;
  border-radius: var(--border-radius-lg);
  transition: var(--transition-bounce);
}

.stat-widget:hover {
  transform: translateY(-5px);
  background: var(--white);
  box-shadow: var(--shadow-lg);
}

.stat-widget h3 {
  color: var(--accent-color);
  margin-bottom: 0.5rem;
}

/* Sections */
section {
  padding: var(--section-padding);
  position: relative;
}

.bg-light {
  background: var(--gray-100) !important;
}

/* Service Cards */
.service-card {
  height: 100%;
  transition: var(--transition-bounce);
  border: none;
  border-radius: var(--border-radius-xl);
  overflow: hidden;
}

.service-card:hover {
  transform: translateY(-15px) rotate(-2deg);
  box-shadow: var(--shadow-xl);
}

.service-card .card-image {
  height: 200px;
  overflow: hidden;
}

.service-card .card-image img {
  transition: var(--transition-slow);
}

.service-card:hover .card-image img {
  transform: scale(1.2);
}

/* Timeline */
.timeline {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--gradient-primary);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  margin: 3rem 0;
  display: flex;
  align-items: center;
}

.timeline-item:nth-child(odd) {
  flex-direction: row;
}

.timeline-item:nth-child(even) {
  flex-direction: row-reverse;
}

.timeline-marker {
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: var(--font-weight-bold);
  font-size: 1.2rem;
  position: relative;
  z-index: 2;
  margin: 0 2rem;
  flex-shrink: 0;
}

.timeline-content {
  background: var(--white);
  padding: 2rem;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow);
  max-width: 400px;
  position: relative;
  transition: var(--transition-bounce);
}

.timeline-content:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.timeline-content::before {
  content: '';
  position: absolute;
  top: 50%;
  width: 0;
  height: 0;
  border: 15px solid transparent;
  transform: translateY(-50%);
}

.timeline-item:nth-child(odd) .timeline-content::before {
  left: -30px;
  border-right-color: var(--white);
}

.timeline-item:nth-child(even) .timeline-content::before {
  right: -30px;
  border-left-color: var(--white);
}

/* Testimonials */
.testimonial-card {
  height: 100%;
  border: none;
  border-radius: var(--border-radius-xl);
  transition: var(--transition-bounce);
  text-align: center;
}

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

.testimonial-card .card-image img {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border: 4px solid var(--accent-color);
  margin: 0 auto;
}

.rating {
  color: var(--warning-color);
  font-size: 1.2rem;
  margin-top: 1rem;
}

/* Forms */
.form-control {
  border: 2px solid var(--gray-300);
  border-radius: var(--border-radius);
  padding: 12px 15px;
  font-size: 1rem;
  transition: var(--transition-fast);
  background: var(--white);
}

.form-control:focus {
  border-color: var(--accent-color);
  box-shadow: 0 0 0 0.2rem rgba(52, 152, 219, 0.25);
  outline: none;
}

.form-label {
  font-weight: var(--font-weight-medium);
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.form-select {
  border: 2px solid var(--gray-300);
  border-radius: var(--border-radius);
  padding: 12px 15px;
  font-size: 1rem;
  transition: var(--transition-fast);
  background: var(--white);
}

.form-select:focus {
  border-color: var(--accent-color);
  box-shadow: 0 0 0 0.2rem rgba(52, 152, 219, 0.25);
  outline: none;
}

.form-check-input {
  margin-top: 0.25rem;
}

.form-check-label {
  margin-left: 0.5rem;
}

.invalid-feedback {
  display: block;
  color: var(--danger-color);
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

/* Footer */
footer {
  background: var(--gradient-secondary) !important;
  color: var(--white);
  padding: 3rem 0 1rem;
}

footer h5, footer h6 {
  color: var(--white);
  margin-bottom: 1rem;
}

footer a {
  color: var(--gray-300);
  text-decoration: none;
  transition: var(--transition-fast);
  display: inline-block;
  margin-bottom: 0.5rem;
}

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

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

footer .list-unstyled li {
  margin-bottom: 0.5rem;
}

/* Success Page */
.success-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  color: var(--white);
  text-align: center;
  padding-top: 100px;
}

.success-content {
  max-width: 600px;
  padding: 2rem;
}

.success-content h1 {
  color: var(--white);
  margin-bottom: 2rem;
}

.success-content p {
  color: var(--white);
  margin-bottom: 2rem;
}

/* Page Content */
.page-content {
  padding-top: 100px;
  min-height: 100vh;
}

.page-content h1 {
  color: var(--text-dark);
  margin-bottom: 2rem;
}

.page-content h2 {
  color: var(--text-dark);
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.page-content p {
  color: var(--text-dark);
  margin-bottom: 1rem;
}

.page-content ul {
  color: var(--text-dark);
  margin-bottom: 1rem;
  padding-left: 2rem;
}

.page-content li {
  margin-bottom: 0.5rem;
}

/* Responsive Design */
@media (max-width: 768px) {
  :root {
    --section-padding: 60px 0;
  }
  
  h1 { font-size: 2.5rem; }
  h2 { font-size: 2rem; }
  h3 { font-size: 1.5rem; }
  
  .timeline::before {
    left: 30px;
  }
  
  .timeline-item {
    flex-direction: row !important;
    margin-left: 60px;
  }
  
  .timeline-item:nth-child(even) {
    flex-direction: row !important;
  }
  
  .timeline-marker {
    position: absolute;
    left: -60px;
    margin: 0;
  }
  
  .timeline-content {
    max-width: none;
    margin-left: 2rem;
  }
  
  .timeline-content::before {
    left: -30px !important;
    border-right-color: var(--white) !important;
    border-left-color: transparent !important;
  }
  
  .hero-section {
    background-attachment: scroll;
  }
  
  .btn-lg {
    padding: 12px 30px;
    font-size: 1rem;
  }
}

@media (max-width: 576px) {
  .hero-section h1 {
    font-size: 2rem;
  }
  
  .hero-section .lead {
    font-size: 1.1rem;
  }
  
  .card-padding {
    padding: 1.5rem;
  }
  
  .timeline-item {
    margin-left: 40px;
  }
  
  .timeline-marker {
    left: -40px;
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
  
  .timeline-content {
    margin-left: 1rem;
  }
}

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

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

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

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mb-5 { margin-bottom: 3rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 3rem; }

.p-0 { padding: 0; }
.p-1 { padding: 0.25rem; }
.p-2 { padding: 0.5rem; }
.p-3 { padding: 1rem; }
.p-4 { padding: 1.5rem; }
.p-5 { padding: 3rem; }

.fw-light { font-weight: var(--font-weight-light); }
.fw-normal { font-weight: var(--font-weight-normal); }
.fw-medium { font-weight: var(--font-weight-medium); }
.fw-bold { font-weight: var(--font-weight-bold); }

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

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

/* Animation Classes */
.animate-fade-in {
  animation: fadeIn 0.6s ease-in-out;
}

.animate-slide-up {
  animation: slideUp 0.6s ease-out;
}

.animate-bounce-in {
  animation: bounceIn 0.8s ease-out;
}

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

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

@keyframes bounceIn {
  0% {
    transform: scale(0.3);
    opacity: 0;
  }
  50% {
    transform: scale(1.05);
    opacity: 0.8;
  }
  70% {
    transform: scale(0.9);
    opacity: 0.9;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

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

/* Glassmorphism Effect */
.glass {
  background: rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(10px);
  border-radius: var(--border-radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

/* Skewed Grid Elements */
.skewed-grid {
  transform: skew(-2deg);
  transition: var(--transition-bounce);
}

.skewed-grid:hover {
  transform: skew(0deg) scale(1.02);
}

.skewed-content {
  transform: skew(2deg);
}

/* Loading Animation */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid var(--gray-300);
  border-radius: 50%;
  border-top-color: var(--accent-color);
  animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

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

/* Focus States */
.btn:focus,
.form-control:focus,
.form-select:focus {
  outline: 2px solid var(--accent-color);
  outline-offset: 2px;
}

/* Print Styles */
@media print {
  .navbar,
  .hero-scroll-indicator,
  .btn,
  footer {
    display: none !important;
  }
  
  body {
    font-size: 12pt;
    line-height: 1.4;
  }
  
  h1, h2, h3, h4, h5, h6 {
    page-break-after: avoid;
  }
}