/* Header & Navigation */
.site-header {
  background-color: var(--bg-primary) !important;
  border-bottom: 1px solid var(--border) !important;
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  width: 100% !important;
  z-index: 1000 !important;
  box-shadow: var(--shadow-sm) !important;
}

/* Add top padding to body to account for fixed header */
body {
  padding-top: 70px; /* Adjust based on header height */
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) 0;
}

.brand {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  background: linear-gradient(135deg, #001122 0%, #003366 50%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: var(--font-size-xl);
  cursor: pointer;
  color: var(--text-primary);
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.nav ul {
  list-style: none;
  display: flex;
  gap: var(--spacing-xl);
  margin: 0;
  padding: 0;
}

.nav a {
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
  padding: var(--spacing-sm) 0;
  border-bottom: 2px solid transparent;
  transition: all var(--transition-fast);
}

.nav a:hover {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.nav a.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.user-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.auth-buttons {
  display: flex;
  gap: var(--spacing-sm);
}

/* Footer */
.site-footer {
  background-color: var(--bg-tertiary);
  border-top: 1px solid var(--border);
  padding: var(--spacing-sm) 0;
  margin-top: var(--spacing-2xl);
}

/* Contact page footer specific styling */
.page-contact .site-footer {
   background-color: var(--bg-tertiary);
  border-top: 1px solid var(--border);
  padding: var(--spacing-sm) 0;
  margin-top: var(--spacing-2xl);
}

.page-contact .site-footer h3,
.page-contact .site-footer p,
.page-contact .site-footer .footer-contact p {
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
}

.footer-content {
  display: flex;
  justify-content: center;
  gap: var(--spacing-2xl);
  margin-bottom: 0.25rem;
}

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

.footer-section h3 {
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
  font-size: var(--font-size-lg);
}

.footer-section p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--spacing-lg);
}

.footer-contact p {
  margin-bottom: var(--spacing-sm);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
}

.footer-contact i {
  margin-right: var(--spacing-sm);
  color: var(--primary);
  width: 16px;
}

.social-links {
  display: flex;
  gap: var(--spacing-md);
}

.social-links a {
  color: var(--text-secondary);
  font-size: var(--font-size-lg);
  transition: color var(--transition-fast);
}

.social-links a:hover {
  color: var(--primary);
}

.footer-bottom {
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--text-tertiary);
  font-size: var(--font-size-sm);
}

/* Hero Section */
.hero {
  padding: var(--spacing-2xl) 0;
  text-align: center;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
  border-radius: var(--radius-2xl);
}

.hero h1 {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.hero p {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto var(--spacing-xl);
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* Section styling */
.section {
  padding: var(--spacing-2xl) 0;
}

.section-title {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--spacing-lg);
  color: var(--text-primary);
}

.section-description {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-2xl);
}

/* Posts section */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  align-items: stretch;
}

.post-card {
  display: flex;
  flex-direction: column;
  min-height: 400px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  overflow: hidden;
}

.post-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.post-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.post-author {
  flex: 1;
}

.post-author-name {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  display: block;
  margin-bottom: var(--spacing-xs);
}

.post-date {
  font-size: var(--font-size-sm);
  color: var(--text-tertiary);
}

.post-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.post-content {
  flex: 1;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.post-actions {
  display: flex;
  gap: var(--spacing-sm);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--border);
}

.post-action {
  flex: 1;
}

.post-action .btn {
  width: 100%;
  justify-content: center;
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  margin-bottom: 80px;
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 40px;
  margin-bottom: 80px;
}

.service-card {
  background: white;
  padding: 20px 16px;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
  text-align: center;
  transition: all 0.3s ease;
  border: 2px solid transparent;
  min-height: 250px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.service-card:hover {
  border: 2px solid transparent;
  background: linear-gradient(white, white) padding-box, linear-gradient(135deg, #001122 0%, #003366 50%, #00ffff 100%) border-box;
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.service-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #001122 0%, #003366 50%, #00ffff 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  color: white;
  font-size: 2rem;
}

.service-card h3 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 16px;
  color: #1f2937;
}

.service-card p {
  color: #6b7280;
  line-height: 1.6;
}

/* Hero Section */
.hero-section {
  background: linear-gradient(135deg, #001122 0%, #003366 50%, #00ffff 100%);
  color: white;
  padding: 50px 0 70px;
  text-align: center;
  box-shadow: 0 0 50px rgba(0, 255, 255, 0.3);
}

.hero-section h2 {
  font-size: 2rem;
  font-weight: 500;
  margin-bottom: 2rem;
  line-height: 1.1;
  text-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.hero-section p {
  font-size: 1rem;
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.6;
  opacity: 0.95;
  font-weight: 300;
  color: white;
}

/* Mission Section */
.mission-section {
  text-align: center;
  margin-bottom: 80px;
  padding: 60px 0;
  background: white;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.mission-section h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 2rem;
  color: #1f2937;
}

.mission-section p {
  font-size: 1rem;
  line-height: 1.7;
  max-width: 800px;
  margin: 0 auto;
  color: #6b7280;
}

/* Platform Features */
.platform-features {
  margin-bottom: 80px;
}

.platform-features h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 3rem;
  color: #1f2937;
  text-align: center;
}

.platform-features p {
  color: #1f2937;
  line-height: 1.6;
  margin-bottom: 32px;
  text-align: center;
  font-size: 1rem;
}

.features-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  max-width: 800px;
  margin: 0 auto;
}

/* CTA Section */
.cta-section {
  background: linear-gradient(135deg, #001122 0%, #003366 50%, #00ffff 100%);
  color: white;
  padding: 60px 40px;
  border-radius: 16px;
  text-align: center;
  box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.cta-section h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.cta-section p {
  font-size: 0.9rem;
  margin-bottom: 2.5rem;
  opacity: 0.9;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
  color: white;
}

/* Contact form */
.contact-form {
  max-width: 600px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.form-status {
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  margin-top: var(--spacing-lg);
  display: none;
}

.form-status.show {
  display: block;
}

/* Auth modal */
.auth-section {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
  backdrop-filter: blur(4px);
}

.auth-section.active {
  opacity: 1;
  pointer-events: all;
}

.auth-container {
  max-width: 100%;
  width: 100%;
}

.auth-panel {
  background-color: var(--bg-primary);
  padding: var(--spacing-2xl);
  border-radius: var(--radius-xl);
  max-width: 450px;
  margin: 0 auto;
  position: relative;
  box-shadow: var(--shadow-xl);
  transform: scale(0.95);
  transition: transform var(--transition-base);
}

.auth-section.active .auth-panel {
  transform: scale(1);
}

.auth-panel h2 {
  margin-bottom: var(--spacing-lg);
  text-align: center;
}

.auth-toggle {
  text-align: center;
  margin-top: var(--spacing-lg);
  color: var(--text-secondary);
}

.close-btn {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  background: none;
  border: none;
  font-size: var(--font-size-xl);
  cursor: pointer;
  color: var(--text-tertiary);
  transition: color var(--transition-fast);
}

.close-btn:hover {
  color: var(--text-primary);
}

/* Responsive */
@media (max-width: 1024px) {
  .posts-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  body {
    padding-top: 30px;
  }

  .header-container {
    padding: calc(var(--spacing-xl) + 10px) 0;
  }

  .nav-toggle {
    display: block;
  }

  .nav {
    flex-direction: column;
    gap: 0;
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border);
    padding: var(--spacing-lg) var(--spacing-md);
    width: 100%;
  }

  .nav.open {
    display: flex;
  }

  .nav ul {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .hero h1 {
    font-size: var(--font-size-3xl);
  }

  .hero p {
    font-size: var(--font-size-base);
  }

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

  .hero-buttons .btn {
    width: 100%;
  }

  /* Home page specific responsive styles */
  .hero-section h1 {
    font-size: 2.5rem;
  }

  .hero-section p {
    font-size: 0.9rem;
  }

  .hero-stats {
    flex-direction: row;
    gap: 0.5rem;
    justify-content: space-around;
  }

  .services-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .about-content {
    flex-direction: column;
    text-align: center;
  }

  .about-image {
    margin-left: 0;
    margin-top: 2rem;
  }

  .about-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
  }

  .cta-section {
    padding: 40px 20px;
  }

  .cta-section h2 {
    font-size: 1.25rem;
  }

  .cta-section p {
    font-size: 0.85rem;
  }

  .cta-buttons {
    flex-direction: column;
    gap: 1rem;
  }

  .posts-grid {
    grid-template-columns: 1fr;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

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

  .footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-left: 0;
    margin-right: 0;
    margin-bottom: 0;
  }

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

  .footer-bottom {
    text-align: center;
  }

  /* Home page footer responsive */
  .footer-content {
    margin-left: 0;
    margin-right: 0;
    gap: 20px;
  }
}

/* Additional responsive overrides for inline styles */
@media (max-width: 768px) {
  /* Hero section responsive */
  .hero-section {
    padding: 80px 0 80px !important;
  }

  .hero-section h1 {
    font-size: 2.5rem !important;
    margin-bottom: 20px !important;
    margin-top: 100px !important;
  }

  .hero-section h5 {
    font-size: clamp(1.2rem, 3vw, 2rem) !important;
    margin-bottom: 24px !important;
    margin-top: 20px !important;
  }

  .hero-section p {
    font-size: 0.9rem !important;
    margin-bottom: 32px !important;
    max-width: 90% !important;
  }

  .hero-stats {
    flex-direction: column !important;
    gap: 15px !important;
  }

  .stat-item {
    text-align: center !important;
  }

  /* Services section responsive */
  .services-grid {
    grid-template-columns: 1fr !important;
    gap: 30px !important;
  }

  .service-card {
    padding: 16px 12px !important;
    min-height: auto !important;
  }

  .service-card h3 {
    font-size: 1rem !important;
    margin-bottom: 12px !important;
  }

  /* About section responsive */
  .about-content {
    flex-direction: column !important;
  }

  .about-text, .about-image {
    width: 100% !important;
  }

  .about-stats {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
  }

  /* CTA section responsive */
  .cta-section {
    padding: 40px 20px !important;
    margin: 0 auto !important;
  }

  .cta-section h2 {
    font-size: 1.2rem !important;
    margin-bottom: 16px !important;
  }

  .cta-section p {
    font-size: 0.8rem !important;
    margin-bottom: 30px !important;
  }

  .cta-buttons {
    flex-direction: column !important;
    gap: 15px !important;
  }

  .cta-buttons .btn {
    padding: 14px 20px !important;
    font-size: 13px !important;
  }

  /* Contact form responsive */
  .contact-form {
    grid-template-columns: 1fr !important;
    gap: 20px !important;
  }

  .contact-form .form-group textarea {
    min-height: 100px !important;
  }

  /* Footer responsive */
  .footer-content {
    grid-template-columns: 1fr !important;
    gap: 30px !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
  }

  .footer-section h4 {
    font-size: 0.9rem !important;
  }

  .footer-section ul {
    margin-left: 0 !important;
    margin-right: 0 !important;
  }

  /* Services page footer specific */
  .footer-section:nth-child(2) div {
    margin-left: 0 !important;
    margin-right: 0 !important;
    grid-template-columns: 1fr !important;
  }

  /* Services page specific */
  .platform-features h2 {
    font-size: 1.3rem !important;
  }

  .features-cards {
    max-width: 100% !important;
  }

  .feature-item-card {
    padding: 30px 20px !important;
  }

  /* Mission section responsive */
  .mission-section {
    padding: 40px 0 !important;
  }

  .mission-section h2 {
    font-size: 1.3rem !important;
    margin-bottom: 16px !important;
  }

  .mission-section p {
    font-size: 0.9rem !important;
  }

  /* Features cards responsive */
  .features-cards {
    grid-template-columns: 1fr !important;
    gap: 20px !important;
  }

  /* Auth modal responsive */
  .auth-panel {
    padding: var(--spacing-xl) !important;
    max-width: 90% !important;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-sm);
  }

  h1 {
    font-size: var(--font-size-2xl);
  }

  h2 {
    font-size: var(--font-size-xl);
  }

  .btn {
    padding: 0.5rem 1rem;
    font-size: var(--font-size-sm);
  }

  .section {
    padding: var(--spacing-xl) 0;
  }

  /* Footer responsive for very small screens */
  .footer-content {
    gap: var(--spacing-md);
    padding: 0 10px;
    margin-left: 0;
    margin-right: 0;
    margin-bottom: 0;
  }

  .footer-section {
    text-align: center;
    padding: 10px 0;
  }

  .footer-section h4 {
    font-size: var(--font-size-base);
    margin-bottom: 8px;
  }

  .footer-section p {
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
  }

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

  .footer-section li {
    margin-bottom: var(--spacing-xs);
  }

  .footer-section a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    display: block;
    padding: 4px 0;
  }

  .footer-bottom {
    padding-top: var(--spacing-md);
    font-size: var(--font-size-xs);
    padding: 10px;
    text-align: center;
  }

  .footer-bottom p {
    font-size: 0.7rem;
    line-height: 1.3;
  }

  /* Hero section responsive overrides */
  .hero-section {
    padding: 1 0 70px !important;
    margin-top: 0 !important;
  }

  main {
    margin-top: 0 !important;
  }

  .hero-section h1 {
    font-size: 2rem !important;
    margin-bottom: 0px !important;
    margin-top: 20px !important;
  }

  .hero-section h5 {
    font-size: 1.5rem !important;
    margin-bottom: 24px !important;
  }

  .hero-section p {
    font-size: 0.9rem !important;
    margin-bottom: 32px !important;
  }

  .hero-stats {
    flex-direction: row !important;
    gap: 0.5rem !important;
    justify-content: space-around !important;
    margin-bottom: 2rem !important;
    flex-wrap: nowrap !important;
  }

  .stat-item {
    text-align: center !important;
    flex: 1 !important;
  }

  .stat-number {
    font-size: 1.8rem !important;
  }

  .stat-label {
    font-size: 14px !important;
  }

  /* Services section responsive */
  .services-grid {
    grid-template-columns: 1fr !important;
    gap: 1rem !important;
  }

  .service-card {
    padding: 20px 16px !important;
  }

  .service-card h3 {
    font-size: 1.1rem !important;
    margin-bottom: 12px !important;
  }

  /* About section responsive */
  .about-content {
    flex-direction: column !important;
    text-align: center !important;
  }

  .about-image {
    margin-left: 0 !important;
    margin-top: 2rem !important;
  }

  .about-stats {
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 1rem !important;
  }

  /* CTA section responsive */
  .cta-section {
    padding: 40px 20px !important;
  }

  .cta-section h2 {
    font-size: 1.25rem !important;
  }

  .cta-section p {
    font-size: 0.85rem !important;
  }

  .cta-buttons {
    flex-direction: column !important;
    gap: 1rem !important;
  }

  /* Footer responsive overrides */
  .footer-content {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: var(--spacing-lg) !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
    margin-bottom: 0 !important;
  }

  .footer-section {
    text-align: center !important;
  }

  /* Contact page responsive overrides */
  .features-grid {
    grid-template-columns: 1fr !important;
    gap: 2rem !important;
  }

  .feature-card {
    padding: 20px !important;
  }

  .feature-card h3 {
    font-size: 1.1rem !important;
    margin-bottom: 12px !important;
  }

  .contact-form {
    grid-template-columns: 1fr !important;
  }

  .feature-item-card {
    padding: 20px !important;
  }

  .submit-btn {
    width: 100% !important;
    padding: 12px 24px !important;
    font-size: 0.9rem !important;
  }

  .cta-section {
    padding: 40px 20px !important;
  }

  .cta-section h2 {
    font-size: 1.25rem !important;
  }

  .cta-section p {
    font-size: 0.85rem !important;
  }

  .cta-buttons {
    flex-direction: column !important;
    gap: 1rem !important;
  }

  /* About page responsive overrides */
  .features-grid {
    grid-template-columns: 1fr !important;
    gap: 2rem !important;
  }

  .features-cards {
    grid-template-columns: 1fr !important;
    gap: 2rem !important;
  }

  .feature-item-card {
    padding: 20px !important;
    flex-direction: column !important;
    text-align: center !important;
    gap: 16px !important;
  }

  .feature-check {
    align-self: center !important;
  }

  .cta-buttons {
    flex-direction: column !important;
    gap: 1rem !important;
  }

  /* Services page responsive overrides */
  .footer-content {
    grid-template-columns: 1fr !important;
    gap: 2rem !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
  }

  .footer-section h4 {
    font-size: 1rem !important;
  }

  .footer-section ul {
    padding: 0 !important;
    list-style: none !important;
  }

  .footer-section li {
    margin-bottom: 8px !important;
  }

  .footer-section a {
    color: #64748b !important;
    text-decoration: none !important;
    font-size: 0.9rem !important;
  }

  .footer-section div[style*="grid-template-columns"] {
    grid-template-columns: 1fr !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
    gap: 1rem !important;
  }

  .footer-section h4 {
    font-size: 1rem !important;
  }

  .footer-section ul {
    padding: 0 !important;
    list-style: none !important;
  }

  .footer-section li {
    margin-bottom: 8px !important;
  }

  .footer-section a {
    color: #64748b !important;
    text-decoration: none !important;
    font-size: 0.9rem !important;
  }
}