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

:root {
  --primary-color: #4f46e5;
  --primary-dark: #4338ca;
  --accent-color: #14b8a6;
  --accent-dark: #0f766e;
  --text-primary: #1f2937;
  --text-secondary: #6b7280;
  --bg-light: #f9fafb;
  --bg-white: #ffffff;
  --border-color: #e5e7eb;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-white);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header Styles */
.header {
  background-color: var(--bg-white);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.logo img {
  display: block;
  height: auto;
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.mobile-menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--text-primary);
  transition: all 0.3s ease;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-link {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  transition: color 0.3s ease;
  padding: 0.5rem 0;
}

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

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
  color: var(--bg-white);
  padding: 5rem 0;
  text-align: center;
}

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

.hero-icon {
  margin-bottom: 2rem;
  filter: brightness(0) invert(1);
}

.hero-title {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  opacity: 0.95;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Page Hero */
.page-hero {
  background-color: var(--bg-light);
  padding: 4rem 0;
  text-align: center;
  border-bottom: 1px solid var(--border-color);
}

.page-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.page-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 0.5rem;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  text-align: center;
}

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

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

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

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

.btn-large {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

.btn-full {
  width: 100%;
}

/* Sections */
.section {
  padding: 4rem 0;
}

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

.section-title {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 3rem;
  color: var(--text-primary);
}

.section-text {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 1rem;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

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

/* Grids */
.services-grid,
.courses-grid,
.features-grid,
.values-grid,
.areas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

/* Service Cards */
.service-card {
  background-color: var(--bg-white);
  padding: 2rem;
  border-radius: 0.75rem;
  box-shadow: var(--shadow-md);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  text-align: center;
}

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

.service-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.service-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.service-description {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Course Cards */
.course-card {
  background-color: var(--bg-white);
  padding: 1.5rem;
  border-radius: 0.75rem;
  box-shadow: var(--shadow-md);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.course-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.course-description {
  color: var(--text-secondary);
  margin-bottom: 1rem;
  line-height: 1.6;
}

.course-meta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.course-duration,
.course-level {
  font-size: 0.875rem;
  padding: 0.25rem 0.75rem;
  border-radius: 0.25rem;
  background-color: var(--bg-light);
  color: var(--text-secondary);
  font-weight: 500;
}

/* Detailed Course Cards */
.course-card-detailed {
  background-color: var(--bg-white);
  padding: 2rem;
  border-radius: 0.75rem;
  box-shadow: var(--shadow-md);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.course-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
  gap: 1rem;
}

.course-badge {
  font-size: 0.75rem;
  padding: 0.375rem 0.75rem;
  border-radius: 0.25rem;
  background-color: var(--primary-color);
  color: var(--bg-white);
  font-weight: 600;
  white-space: nowrap;
}

.course-badge-intermediate {
  background-color: var(--accent-color);
}

.course-details {
  display: flex;
  gap: 1.5rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
}

.course-detail-item {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.course-detail-item strong {
  color: var(--text-primary);
}

/* Features */
.feature {
  text-align: center;
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.feature-text {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Values */
.value-card {
  background-color: var(--bg-white);
  padding: 1.5rem;
  border-radius: 0.75rem;
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--primary-color);
}

.value-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.value-text {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Service Details */
.service-detail {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  margin-bottom: 2rem;
}

.service-detail-icon {
  font-size: 4rem;
  flex-shrink: 0;
}

.service-detail-content {
  flex: 1;
}

.service-detail-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.service-detail-text {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.service-detail-list {
  list-style: none;
  padding-left: 0;
}

.service-detail-list li {
  padding-left: 1.5rem;
  margin-bottom: 0.5rem;
  position: relative;
  color: var(--text-secondary);
}

.service-detail-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent-color);
  font-weight: bold;
}

/* Areas Grid */
.area-card {
  background-color: var(--bg-white);
  padding: 1.5rem;
  border-radius: 0.75rem;
  box-shadow: var(--shadow-sm);
}

.area-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.area-text {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Leadership */
.leadership-section {
  max-width: 800px;
  margin: 0 auto;
}

.leader-card {
  background-color: var(--bg-white);
  padding: 2rem;
  border-radius: 0.75rem;
  box-shadow: var(--shadow-md);
}

.leader-name {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
  color: var(--text-primary);
}

.leader-title {
  font-size: 1.125rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
  font-weight: 600;
}

.leader-bio {
  color: var(--text-secondary);
  line-height: 1.8;
}

/* Contact Layout */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 3rem;
}

.contact-info-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.contact-info-text {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 2rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.contact-detail {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.contact-detail-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.contact-detail-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
  color: var(--text-primary);
}

.contact-detail-link {
  color: var(--primary-color);
  text-decoration: none;
}

.contact-detail-link:hover {
  text-decoration: underline;
}

.contact-detail-text {
  color: var(--text-secondary);
  line-height: 1.6;
}

.contact-hours {
  padding: 1.5rem;
  background-color: var(--bg-light);
  border-radius: 0.5rem;
}

.contact-hours-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.contact-hours-text {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Contact Form */
.contact-form-container {
  background-color: var(--bg-white);
  padding: 2rem;
  border-radius: 0.75rem;
  box-shadow: var(--shadow-md);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-label {
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.required {
  color: #ef4444;
}

.form-input,
.form-textarea {
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  font-size: 1rem;
  font-family: inherit;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-textarea {
  resize: vertical;
}

/* Map Placeholder */
.map-placeholder {
  background-color: var(--bg-light);
  border: 2px dashed var(--border-color);
  border-radius: 0.75rem;
  padding: 4rem 2rem;
  text-align: center;
}

.map-placeholder-text {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.map-placeholder-subtext {
  color: var(--text-secondary);
}

/* Legal Content */
.legal-content {
  max-width: 900px;
  margin: 0 auto;
}

.legal-content h2 {
  font-size: 1.75rem;
  font-weight: 700;
  margin-top: 2rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.legal-content h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.legal-content p {
  margin-bottom: 1rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

.legal-content ul {
  margin-bottom: 1rem;
  padding-left: 2rem;
}

.legal-content li {
  margin-bottom: 0.5rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

.legal-content a {
  color: var(--primary-color);
  text-decoration: none;
}

.legal-content a:hover {
  text-decoration: underline;
}

/* Error Page */
.error-section {
  padding: 6rem 0;
  text-align: center;
}

.error-content {
  max-width: 600px;
  margin: 0 auto;
}

.error-icon {
  margin-bottom: 2rem;
  opacity: 0.5;
}

.error-title {
  font-size: 6rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.error-subtitle {
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.error-text {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

/* CTA Section */
.cta-section {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
  color: var(--bg-white);
  padding: 4rem 0;
  text-align: center;
}

.cta-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.cta-text {
  font-size: 1.125rem;
  margin-bottom: 2rem;
  opacity: 0.95;
}

/* Footer */
.footer {
  background-color: var(--text-primary);
  color: var(--bg-white);
  padding: 3rem 0 1rem;
}

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

.footer-logo {
  margin-bottom: 1rem;
  filter: brightness(0) invert(1);
}

.footer-mission {
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
  font-size: 0.875rem;
}

.footer-heading {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

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

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

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

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

.footer-contact li {
  margin-bottom: 0.75rem;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
}

.footer-contact a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

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

.footer-bottom p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 768px) {
  .mobile-menu-toggle {
    display: flex;
  }

  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--bg-white);
    border-top: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }

  .nav.active {
    max-height: 400px;
  }

  .nav-list {
    flex-direction: column;
    gap: 0;
    padding: 1rem 0;
  }

  .nav-link {
    display: block;
    padding: 0.75rem 1.5rem;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .page-title {
    font-size: 2rem;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .contact-layout {
    grid-template-columns: 1fr;
  }

  .service-detail {
    flex-direction: column;
    text-align: center;
  }

  .service-detail-icon {
    font-size: 3rem;
  }

  .services-grid,
  .courses-grid,
  .features-grid,
  .values-grid,
  .areas-grid {
    grid-template-columns: 1fr;
  }

  .course-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .course-details {
    flex-direction: column;
    gap: 0.5rem;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 3rem 0;
  }

  .hero-title {
    font-size: 1.75rem;
  }

  .hero-cta {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .error-title {
    font-size: 4rem;
  }

  .error-subtitle {
    font-size: 1.5rem;
  }
}