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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.7;
  color: #2c3e50;
  background-color: #f8f9ff;
  overflow-x: hidden;
}

/* Color Variables - Blue Focused */
:root {
  --primary-blue: #1565C0;
  --secondary-blue: #0D47A1;
  --accent-blue: #42A5F5;
  --light-blue: #E3F2FD;
  --very-light-blue: #F5FCFF;
  --dark-text: #2C3E50;
  --light-text: #6C757D;
  --success-color: #28A745;
  --warning-color: #FFC107;
  --error-color: #DC3545;
  --white: #FFFFFF;
  --gray-light: #F8F9FA;
  --gray-medium: #DEE2E6;
  --gray-dark: #6C757D;
}

/* Container - Full Width with Blue Accent */
.container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Header Styles - Blue Gradient */
.site-header {
  background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
  color: var(--white);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 80px;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.logo-img {
  height: 50px;
  width: auto;
  border-radius: 8px;
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.logo-text {
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.main-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  gap: 0;
  list-style: none;
}

.nav-link {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  font-weight: 500;
  padding: 1rem 1.5rem;
  display: block;
  transition: all 0.3s ease;
  border-bottom: 3px solid transparent;
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  background-color: rgba(255, 255, 255, 0.15);
  border-bottom-color: var(--accent-blue);
  color: var(--white);
}

.nav-link.disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 0.95rem;
}

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

.btn-primary:hover {
  background-color: #0B3D91;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(13, 71, 160, 0.4);
}

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

.btn-secondary:hover {
  background-color: #0E5A9E;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(21, 101, 192, 0.4);
}

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

.btn-accent:hover {
  background-color: #2196F3;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(66, 165, 245, 0.4);
}

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

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

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  align-items: center;
  cursor: pointer;
  padding: 0.5rem;
}

.hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 24px;
  height: 18px;
}

.hamburger span {
  background: var(--white);
  height: 3px;
  border-radius: 3px;
  transition: all 0.3s ease;
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 80px;
  left: 0;
  right: 0;
  background: var(--white);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  height: calc(100vh - 80px);
  display: none;
  flex-direction: column;
  z-index: 999;
}

.mobile-menu.active {
  display: flex;
}

.mobile-menu-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 2rem;
}

.mobile-menu-list {
  list-style: none;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.mobile-link {
  display: block;
  padding: 1rem 0;
  color: var(--dark-text);
  text-decoration: none;
  font-weight: 500;
  border-bottom: 1px solid var(--gray-light);
  transition: all 0.2s ease;
}

.mobile-link:hover {
  color: var(--primary-blue);
  padding-left: 1rem;
}

.mobile-link.disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Main Content */
.site-main {
  flex: 1;
  margin-top: 80px; /* Header height */
  min-height: calc(100vh - 80px - 80px); /* Viewport minus header and footer */
}

/* Section Styles */
.section-header {
  text-align: center;
  margin-bottom: 3rem;
  padding: 0 2rem;
}

.section-title {
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--primary-blue);
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 70px;
  height: 4px;
  background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
  border-radius: 2px;
}

.section-description {
  color: var(--light-text);
  font-size: 1.1rem;
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Hero Section - Blue Theme */
.hero-section {
  background: linear-gradient(135deg, #E3F2FD, #BBDEFB);
  padding: 8rem 0 6rem;
  position: relative;
  overflow: hidden;
}

.hero-content {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  color: var(--primary-blue);
  margin-bottom: 1.5rem;
  line-height: 1.2;
  text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.hero-subtitle {
  font-size: 1.3rem;
  color: var(--light-text);
  margin-bottom: 2.5rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.hero-image {
  max-width: 100%;
  height: auto;
  border-radius: 16px;
  box-shadow: 0 8px 25px rgba(0,0,0,0.1);
  margin-top: 2rem;
}

.btn-hero {
  background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
  color: var(--white);
  border: none;
  padding: 1.25rem 3rem;
  font-size: 1.2rem;
  font-weight: 700;
  border-radius: 16px;
  letter-spacing: 0.5px;
  transition: all 0.4s ease;
  box-shadow: 0 4px 15px rgba(21, 101, 192, 0.3);
}

.btn-hero:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 25px rgba(21, 101, 192, 0.4);
}

/* Stats Section */
.stats-section {
  background: var(--white);
  padding: 5rem 0;
  border-top: 1px solid var(--gray-light);
  border-bottom: 1px solid var(--gray-light);
}

.stats-content {
  display: flex;
  justify-content: center;
  gap: 2.5rem;
  flex-wrap: wrap;
}

.stat-item {
  text-align: center;
  padding: 2rem;
  background: var(--light-blue);
  border-radius: 16px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  min-width: 180px;
  border: 1px solid var(--gray-light);
}

.stat-number {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--primary-blue);
  display: block;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 1.1rem;
  color: var(--light-text);
  font-weight: 600;
}

.stat-indicator {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1.5rem 2rem;
  background: var(--light-blue);
  border-radius: 16px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.stat-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.stat-success {
  background-color: var(--success-color);
}

.stat-warning {
  background-color: var(--warning-color);
}

.stat-error {
  background-color: var(--error-color);
}

.stat-text {
  font-size: 1rem;
  font-weight: 500;
}

/* Features Section */
.features-section {
  background: var(--very-light-blue);
  padding: 6rem 0;
  border-top: 1px solid var(--gray-light);
  border-bottom: 1px solid var(--gray-light);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2.5rem;
  margin-top: 2rem;
}

.feature-card {
  background: var(--white);
  border-radius: 16px;
  padding: 2.5rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.4s ease;
  border: 1px solid var(--gray-medium);
  height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
  border-color: var(--gray-light);
}

.feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
  border-radius: 50%;
  margin: 0 auto 2rem;
}

.feature-icon i {
  font-size: 2rem;
  color: var(--white);
}

.feature-title {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--primary-blue);
  margin-bottom: 1rem;
  flex-grow: 1;
}

.feature-text {
  color: var(--light-text);
  line-height: 1.7;
  flex-grow: 1;
}

/* Image Section */
.image-section {
  background: var(--white);
  padding: 6rem 0;
  border-top: 1px solid var(--gray-light);
  border-bottom: 1px solid var(--gray-light);
}

.image-container {
  text-align: center;
  max-width: 1000px;
  margin: 0 auto;
}

.image-featured {
  width: 100%;
  max-width: 700px;
  height: auto;
  border-radius: 16px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
  border: 2px solid var(--light-blue);
}

/* Info Section */
.info-section {
  background: linear-gradient(135deg, #E3F2FD, #FFFFFF);
  padding: 6rem 0;
  border-top: 1px solid var(--gray-light);
  border-bottom: 1px solid var(--gray-light);
}

.info-container {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.info-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-blue);
  margin-bottom: 2rem;
}

.info-text {
  font-size: 1.1rem;
  color: var(--light-text);
  line-height: 1.8;
  text-align: left;
  display: inline-block;
  max-width: 700px;
  margin: 0 auto 2rem;
}

/* Forms */
.form-section {
  background: var(--white);
  padding: 4rem 0;
  border-top: 1px solid var(--gray-light);
  border-bottom: 1px solid var(--gray-light);
}

.form-title {
  text-align: center;
  font-size: 2rem;
  font-weight: 600;
  color: var(--primary-blue);
  margin-bottom: 2rem;
}

.form-group {
  margin-bottom: 1.75rem;
}

.form-label {
  display: block;
  margin-bottom: 0.75rem;
  font-weight: 600;
  color: var(--dark-text);
  font-size: 1rem;
}

.form-control {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 2px solid var(--gray-light);
  border-radius: 10px;
  font-size: 1rem;
  background: var(--white);
  transition: all 0.3s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(21, 101, 192, 0.25);
}

.form-control::placeholder {
  color: var(--light-text);
  opacity: 0.7;
}

/* Buttons Group */
.btn-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}

/* Tables */
.table-container {
  background: var(--white);
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  margin: 2rem 0;
}

.table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}

.table th,
.table td {
  padding: 1.25rem 1.5rem;
  text-align: left;
  border-bottom: 1px solid var(--gray-light);
}

.table th {
  background-color: var(--light-blue);
  font-weight: 600;
  color: var(--primary-blue);
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 0.5px;
}

.table tr:hover {
  background-color: var(--gray-light);
}

.table tr:nth-child(even) {
  background-color: var(--very-light-blue);
}

/* Footer Styles */
.site-footer {
  background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
  color: var(--white);
  padding: 4rem 0 2rem;
  margin-top: 4rem;
}

.footer-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2.5rem;
  margin-bottom: 2rem;
}

.footer-column h4 {
  color: var(--white);
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  position: relative;
  display: inline-block;
}

.footer-column h4::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 40px;
  height: 3px;
  background: var(--accent-blue);
  border-radius: 2px;
}

.footer-text {
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.7;
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
}

.footer-contact p {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  margin-bottom: 0.75rem;
  color: rgba(255, 255, 255, 0.9);
}

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

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

.footer-list a {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  font-size: 0.95rem;
  transition: all 0.3s ease;
  display: block;
}

.footer-list a:hover {
  color: var(--white);
  text-decoration: underline;
}

.footer-social {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  color: var(--white);
  text-decoration: none;
  font-size: 1.2rem;
  transition: all 0.3s ease;
}

.social-link:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-3px);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: 2rem;
}

.footer-copyright {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9rem;
}

/* Modal Styles */
.modal {
  max-width: 500px;
  width: 90%;
  border-radius: 12px;
  overflow: hidden;
}

.modal-header {
  background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
  color: var(--white);
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--gray-light);
}

.modal-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin: 0;
}

.modal-content {
  padding: 2rem;
}

.input-field {
  position: relative;
  margin-top: 1.5rem;
}

.input-field input {
  width: 100%;
  height: 3.5rem;
  border: 1px solid var(--gray-light);
  border-radius: 8px;
  padding: 0 1rem;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.input-field input:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(21, 101, 192, 0.25);
}

.input-field label {
  position: absolute;
  top: 1rem;
  left: 1rem;
  color: var(--light-text);
  font-size: 1rem;
  pointer-events: none;
  transition: all 0.3s ease;
}

.input-field input:focus + label,
.input-field input:not(:focus):valid + label {
  top: -0.5rem;
  left: 0;
  font-size: 0.85rem;
  color: var(--primary-blue);
  background-color: var(--white);
  padding: 0 0.5rem;
}

/* Responsive Design */
@media (max-width: 1200px) {
  .container {
    padding: 0 1.5rem;
  }
  
  .hero-title {
    font-size: 2.6rem;
  }
  
  .features-grid {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  }
}

@media (max-width: 992px) {
  .container {
    padding: 0 1rem;
  }
  
  .hero-title {
    font-size: 2.2rem;
  }
  
  .hero-subtitle {
    font-size: 1.1rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .footer-container {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }
}

@media (max-width: 768px) {
  .main-nav {
    display: none;
  }
  
  .mobile-toggle {
    display: flex;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-subtitle {
    font-size: 1rem;
  }
  
  .stats-content {
    gap: 1.5rem;
  }
  
  .stat-item {
    min-width: 150px;
  }
  
  .section-title {
    font-size: 1.8rem;
  }
  
  .footer-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-column {
    margin-bottom: 2rem;
  }
  
  .footer-column h4::after {
    left: 50%;
    transform: translateX(-50%);
  }
  
  .footer-social {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .site-header {
    height: 70px;
  }
  
  .header-container {
    height: 70px;
  }
  
  .logo-img {
    height: 40px;
  }
  
  .logo-text {
    font-size: 1.4rem;
  }
  
  .site-main {
    margin-top: 70px;
    min-height: calc(100vh - 70px - 80px);
  }
  
  .mobile-menu {
    top: 70px;
    height: calc(100vh - 70px);
  }
  
  .hero-title {
    font-size: 1.8rem;
  }
  
  .hero-subtitle {
    font-size: 0.9rem;
  }
  
  .btn-hero {
    padding: 1rem 2rem;
    font-size: 1rem;
  }
  
  .section-title {
    font-size: 1.6rem;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .feature-card {
    padding: 1.5rem;
  }
  
  .form-section {
    padding: 3rem 0;
  }
  
  .info-section {
    padding: 4rem 0;
  }
  
  .stats-section {
    padding: 3rem 0;
  }
  
  .footer-contact p {
    justify-content: center;
  }
}