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

body {
  font-family: 'Inter', sans-serif;
  color: #1a1a1a;
  line-height: 1.6;
  background: #ffffff;
}

h1, h2, h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  line-height: 1.2;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.nav {
  background: #ffffff;
  border-bottom: 1px solid #e5e7eb;
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
}

.logo {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 24px;
  font-weight: 700;
  color: #2563eb;
}

.nav-links {
  display: flex;
  gap: 32px;
}

.nav-links a {
  color: #6b7280;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: #2563eb;
}

.hero {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #ffffff;
  padding: 100px 0 80px;
  text-align: center;
}

.hero-content h1 {
  font-size: 56px;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 20px;
  opacity: 0.95;
  margin-bottom: 40px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-bottom: 60px;
}

.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.2s;
  border: none;
  cursor: pointer;
  font-size: 16px;
}

.btn-primary {
  background: #ffffff;
  color: #2563eb;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.btn-secondary {
  background: rgba(255,255,255,0.2);
  color: #ffffff;
  border: 2px solid #ffffff;
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.3);
}

.btn-outline {
  background: transparent;
  color: #2563eb;
  border: 2px solid #2563eb;
}

.btn-outline:hover {
  background: #2563eb;
  color: #ffffff;
}

.btn-small {
  padding: 10px 20px;
  font-size: 14px;
}

.hero-stats {
  display: flex;
  gap: 60px;
  justify-content: center;
}

.stat {
  text-align: center;
}

.stat-number {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 14px;
  opacity: 0.9;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.section-title {
  font-size: 40px;
  margin-bottom: 48px;
  text-align: center;
}

.features {
  padding: 100px 0;
  background: #f9fafb;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.feature-card {
  background: #ffffff;
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
  transition: transform 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.feature-icon {
  width: 60px;
  height: 60px;
  border-radius: 12px;
  margin-bottom: 24px;
}

.feature-card h3 {
  font-size: 24px;
  margin-bottom: 12px;
}

.feature-card p {
  color: #6b7280;
  line-height: 1.7;
}

.upcoming {
  padding: 100px 0;
}

.upcoming-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 48px;
}

.link-arrow {
  color: #2563eb;
  text-decoration: none;
  font-weight: 600;
  transition: transform 0.2s;
  display: inline-block;
}

.link-arrow:hover {
  transform: translateX(4px);
}

.event-preview-grid {
  display: grid;
  gap: 24px;
}

.event-preview-card {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  padding: 32px;
  display: flex;
  gap: 32px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.event-preview-card:hover {
  border-color: #2563eb;
  box-shadow: 0 4px 12px rgba(37,99,235,0.1);
}

.event-date {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #ffffff;
  padding: 16px;
  border-radius: 8px;
  text-align: center;
  min-width: 80px;
}

.date-month {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.date-day {
  font-size: 32px;
  font-weight: 700;
  margin-top: 4px;
}

.event-details h3 {
  font-size: 24px;
  margin-bottom: 8px;
}

.event-location {
  color: #6b7280;
  font-weight: 500;
  margin-bottom: 12px;
}

.event-description {
  color: #4b5563;
  line-height: 1.7;
}

.members {
  padding: 100px 0;
  background: #f9fafb;
}

.members-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 48px;
}

.member-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.member-card {
  background: #ffffff;
  padding: 32px;
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
  transition: transform 0.2s, box-shadow 0.2s;
}

.member-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.member-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 700;
  color: #ffffff;
}

.member-card h3 {
  font-size: 18px;
  margin-bottom: 4px;
}

.member-title {
  color: #6b7280;
  font-size: 14px;
  margin-bottom: 4px;
}

.member-location {
  color: #9ca3af;
  font-size: 14px;
  margin-bottom: 16px;
}

.member-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}

.tag {
  background: #eff6ff;
  color: #2563eb;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
}

.cta-section {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #ffffff;
  padding: 80px 0;
  text-align: center;
}

.cta-content h2 {
  font-size: 40px;
  margin-bottom: 16px;
}

.cta-content p {
  font-size: 18px;
  opacity: 0.95;
  margin-bottom: 32px;
}

.footer {
  background: #1f2937;
  color: #d1d5db;
  padding: 60px 0 20px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  margin-bottom: 40px;
}

.footer-brand .logo {
  color: #ffffff;
  margin-bottom: 12px;
}

.footer-brand p {
  max-width: 300px;
  line-height: 1.7;
}

.footer-links {
  display: flex;
  gap: 80px;
}

.footer-column h4 {
  color: #ffffff;
  margin-bottom: 16px;
  font-size: 16px;
}

.footer-column a {
  display: block;
  color: #d1d5db;
  text-decoration: none;
  margin-bottom: 12px;
  transition: color 0.2s;
}

.footer-column a:hover {
  color: #ffffff;
}

.footer-bottom {
  border-top: 1px solid #374151;
  padding-top: 20px;
  text-align: center;
  color: #9ca3af;
}

.page-header {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #ffffff;
  padding: 80px 0 60px;
  text-align: center;
}

.page-header h1 {
  font-size: 48px;
  margin-bottom: 16px;
}

.page-subtitle {
  font-size: 18px;
  opacity: 0.95;
  max-width: 600px;
  margin: 0 auto;
}

.filters-section {
  padding: 40px 0;
  background: #f9fafb;
  border-bottom: 1px solid #e5e7eb;
}

.filters {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.filter-btn {
  background: #ffffff;
  border: 2px solid #e5e7eb;
  padding: 10px 24px;
  border-radius: 8px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  color: #6b7280;
}

.filter-btn:hover,
.filter-btn.active {
  border-color: #2563eb;
  color: #2563eb;
  background: #eff6ff;
}

.events-list {
  padding: 60px 0 100px;
}

.event-card {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  padding: 32px;
  margin-bottom: 24px;
  display: flex;
  gap: 32px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.event-card:hover {
  border-color: #2563eb;
  box-shadow: 0 4px 12px rgba(37,99,235,0.1);
}

.event-card-date {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #ffffff;
  padding: 20px;
  border-radius: 8px;
  text-align: center;
  min-width: 100px;
}

.date-year {
  font-size: 14px;
  margin-top: 4px;
  opacity: 0.9;
}

.event-card-content {
  flex: 1;
}

.event-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.event-card-header h3 {
  font-size: 26px;
}

.region-badge {
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.region-badge.northeast {
  background: #dbeafe;
  color: #1e40af;
}

.region-badge.southeast {
  background: #fce7f3;
  color: #be185d;
}

.region-badge.midwest {
  background: #fef3c7;
  color: #92400e;
}

.region-badge.southwest {
  background: #fed7aa;
  color: #9a3412;
}

.region-badge.west {
  background: #d1fae5;
  color: #065f46;
}

.event-card-location {
  color: #6b7280;
  font-weight: 500;
  margin-bottom: 12px;
}

.event-card-description {
  color: #4b5563;
  line-height: 1.7;
  margin-bottom: 20px;
}

.event-card-meta {
  display: flex;
  gap: 24px;
  margin-bottom: 20px;
}

.meta-item {
  color: #6b7280;
  font-size: 14px;
}

.directory-filters {
  padding: 40px 0;
  background: #f9fafb;
  border-bottom: 1px solid #e5e7eb;
}

.search-bar {
  margin-bottom: 24px;
}

.search-input {
  width: 100%;
  padding: 14px 20px;
  border: 2px solid #e5e7eb;
  border-radius: 8px;
  font-size: 16px;
  transition: border-color 0.2s;
}

.search-input:focus {
  outline: none;
  border-color: #2563eb;
}

.filter-select {
  padding: 10px 20px;
  border: 2px solid #e5e7eb;
  border-radius: 8px;
  background: #ffffff;
  font-weight: 500;
  cursor: pointer;
  transition: border-color 0.2s;
}

.filter-select:focus {
  outline: none;
  border-color: #2563eb;
}

.directory-grid {
  padding: 60px 0 100px;
}

.directory-member-card {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  padding: 32px;
  margin-bottom: 24px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.directory-member-card:hover {
  border-color: #2563eb;
  box-shadow: 0 4px 12px rgba(37,99,235,0.1);
}

.directory-member-header {
  display: flex;
  gap: 20px;
  margin-bottom: 20px;
}

.member-info h3 {
  font-size: 22px;
  margin-bottom: 4px;
}

.member-company {
  color: #6b7280;
  font-size: 14px;
}

.member-details {
  margin-bottom: 20px;
}

.member-bio {
  color: #4b5563;
  line-height: 1.7;
  margin-bottom: 16px;
}

.member-stats {
  display: flex;
  gap: 32px;
  margin-bottom: 20px;
}

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

.stat-small .stat-number {
  font-size: 28px;
  font-weight: 700;
  color: #2563eb;
}

.stat-small .stat-label {
  font-size: 12px;
  color: #6b7280;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 36px;
  }
  .feature-grid {
    grid-template-columns: 1fr;
  }
  .member-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero-stats {
    flex-direction: column;
    gap: 32px;
  }
  .event-preview-card,
  .event-card {
    flex-direction: column;
  }
  .footer-content {
    flex-direction: column;
    gap: 40px;
  }
}