.landing-body {
  padding: 0;
  background: linear-gradient(135deg, #E07A5F 0%, #9D4EDD 100%);
}

.landing-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(224, 122, 95, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  padding: 15px 30px;
}

.nav-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-emoji {
  font-size: 1.8rem;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: white;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 25px;
}

.nav-link {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-link:hover {
  color: white;
}

.nav-btn-secondary {
  color: white;
  text-decoration: none;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 20px;
  transition: background 0.2s;
}

.nav-btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
}

.nav-btn-primary {
  background: white;
  color: #E07A5F;
  text-decoration: none;
  font-weight: 600;
  padding: 10px 24px;
  border-radius: 25px;
  transition: transform 0.2s, box-shadow 0.2s;
}

.nav-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
}

.mobile-menu-btn span {
  width: 24px;
  height: 2px;
  background: white;
  border-radius: 2px;
  transition: 0.2s;
}

.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 15px;
  padding: 20px 0;
  background: rgba(157, 78, 221, 0.98);
  margin-top: 15px;
  border-radius: 12px;
}

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

.mobile-link {
  color: white;
  text-decoration: none;
  font-weight: 500;
  padding: 10px 20px;
}

.mobile-btn-primary {
  background: white;
  color: #E07A5F;
  text-decoration: none;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: 25px;
  text-align: center;
  margin: 10px 20px;
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 30px 80px;
  gap: 60px;
  max-width: 1200px;
  margin: 0 auto;
}

.hero-content {
  flex: 1;
  max-width: 550px;
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  color: white;
  line-height: 1.15;
  margin-bottom: 20px;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
  font-size: 1.25rem;
  color: white;
  line-height: 1.6;
  margin-bottom: 30px;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
}

.hero-cta {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.cta-primary {
  background: white;
  color: #E07A5F;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.1rem;
  padding: 16px 36px;
  border-radius: 30px;
  transition: transform 0.2s, box-shadow 0.2s;
  display: inline-block;
}

.cta-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.25);
}

.cta-primary.large {
  padding: 18px 45px;
  font-size: 1.2rem;
}

.cta-secondary {
  background: rgba(255, 255, 255, 0.15);
  color: white;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  padding: 16px 36px;
  border-radius: 30px;
  border: 2px solid white;
  transition: background 0.2s, transform 0.2s;
}

.cta-secondary:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

.hero-note {
  color: rgba(255, 255, 255, 0.95);
  font-size: 0.9rem;
  font-weight: 500;
}

.hero-visual {
  flex: 1;
  max-width: 450px;
}

.demo-card {
  background: white;
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
  overflow: hidden;
  animation: float 6s ease-in-out infinite;
}

.demo-video-wrapper {
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
  overflow: hidden;
  animation: float 6s ease-in-out infinite;
  background: white;
}

.demo-video {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 16px;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.demo-header {
  background: #f5f5f5;
  padding: 12px 15px;
  display: flex;
  gap: 8px;
}

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

.demo-dot.red { background: #ff5f56; }
.demo-dot.yellow { background: #ffbd2e; }
.demo-dot.green { background: #27ca40; }

.demo-content {
  padding: 25px;
}

.demo-input {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #f8f9fa;
  padding: 12px 15px;
  border-radius: 8px;
  margin-bottom: 15px;
}

.demo-icon {
  font-size: 1.2rem;
}

.demo-url {
  color: #666;
  font-size: 0.9rem;
}

.demo-arrow {
  text-align: center;
  font-size: 1.5rem;
  color: #E07A5F;
  margin: 10px 0;
}

.demo-notes {
  background: linear-gradient(135deg, #fef5f8 0%, #fff 100%);
  border: 1px solid #f0d0da;
  border-radius: 8px;
  padding: 15px;
}

.demo-note-header {
  font-weight: 700;
  color: #E07A5F;
  margin-bottom: 10px;
}

.demo-note-item {
  color: #333;
  font-size: 0.9rem;
  padding: 5px 0;
}

/* Animated Demo Styles */
.animated-demo {
  animation: none;
}

.animated-demo .demo-content {
  position: relative;
  min-height: 200px;
}

.demo-step {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  padding: 25px;
  opacity: 0;
  animation-fill-mode: forwards;
}

.step-1 {
  animation: showStep1 9s infinite;
}

.step-2 {
  animation: showStep2 9s infinite;
}

.step-3 {
  animation: showStep3 9s infinite;
}

@keyframes showStep1 {
  0% { opacity: 1; }
  30% { opacity: 1; }
  35%, 100% { opacity: 0; }
}

@keyframes showStep2 {
  0%, 32% { opacity: 0; }
  37%, 60% { opacity: 1; }
  65%, 100% { opacity: 0; }
}

@keyframes showStep3 {
  0%, 62% { opacity: 0; }
  67%, 95% { opacity: 1; }
  100% { opacity: 0; }
}

.typing-url::after {
  content: "youtube.com/watch?v=lecture...";
  animation: typing 2s steps(30) infinite;
  overflow: hidden;
  white-space: nowrap;
  display: inline-block;
  width: 0;
  animation-delay: 0.8s;
  animation-fill-mode: forwards;
}

@keyframes typing {
  0% { width: 0; }
  100% { width: 200px; }
}

.cursor {
  animation: blink 0.7s infinite;
  color: #E07A5F;
  font-weight: bold;
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

.demo-processing {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
  padding: 30px 0;
  color: #666;
  font-size: 0.95rem;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid #f0d0da;
  border-top-color: #E07A5F;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

.fade-in-notes .demo-note-header,
.fade-in-notes .demo-note-item {
  animation: fadeInUp 0.5s ease-out forwards;
  opacity: 0;
}

.fade-in-notes .demo-note-header {
  animation-delay: 0.1s;
}

.fade-in-notes .demo-note-item:nth-child(2) {
  animation-delay: 0.3s;
}

.fade-in-notes .demo-note-item:nth-child(3) {
  animation-delay: 0.5s;
}

.fade-in-notes .demo-note-item:nth-child(4) {
  animation-delay: 0.7s;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.section-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 30px;
}

.section-title-landing {
  font-size: 2.5rem;
  font-weight: 700;
  color: white;
  text-align: center;
  margin-bottom: 15px;
}

.section-subtitle {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.8);
  text-align: center;
  margin-bottom: 50px;
}

.how-it-works {
  padding: 100px 0;
  background: rgba(0, 0, 0, 0.1);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.step-card {
  background: white;
  border-radius: 16px;
  padding: 35px 25px;
  text-align: center;
  position: relative;
  transition: transform 0.3s;
}

.step-card:hover {
  transform: translateY(-8px);
}

.step-number {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 35px;
  height: 35px;
  background: #E07A5F;
  color: white;
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.step-icon {
  font-size: 3rem;
  margin: 20px 0;
}

.step-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #333;
  margin-bottom: 10px;
}

.step-desc {
  color: #666;
  line-height: 1.5;
}

.benefits {
  padding: 100px 0;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 25px;
}

.benefit-card {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 16px;
  padding: 30px;
  transition: background 0.3s, transform 0.3s;
}

.benefit-card:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-5px);
}

.benefit-icon {
  font-size: 2.5rem;
  margin-bottom: 15px;
}

.benefit-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: white;
  margin-bottom: 10px;
}

.benefit-desc {
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.5;
}

.pricing-section {
  padding: 100px 0;
  background: rgba(0, 0, 0, 0.1);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
  margin-bottom: 30px;
}

.pricing-card {
  background: white;
  border-radius: 16px;
  padding: 35px 25px;
  text-align: center;
  position: relative;
  transition: transform 0.3s;
}

.pricing-card:hover {
  transform: translateY(-8px);
}

.pricing-card.featured {
  border: 3px solid #E07A5F;
  transform: scale(1.05);
}

.pricing-card.featured:hover {
  transform: scale(1.05) translateY(-8px);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: #E07A5F;
  color: white;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 5px 15px;
  border-radius: 20px;
  text-transform: uppercase;
}

.pricing-tier {
  font-size: 1.1rem;
  font-weight: 600;
  color: #666;
  margin-bottom: 10px;
}

.pricing-price {
  font-size: 2.5rem;
  font-weight: 800;
  color: #E07A5F;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
}

.pricing-period-inline {
  font-size: 1rem;
  font-weight: 500;
  color: #888;
}

.pricing-period-alt {
  color: #888;
  font-size: 0.9rem;
  margin-bottom: 20px;
}

.pricing-period {
  color: #888;
  font-size: 0.9rem;
  margin-bottom: 25px;
}

.pricing-features {
  list-style: none;
  text-align: left;
  margin-bottom: 25px;
}

.pricing-features li {
  padding: 8px 0;
  color: #444;
  font-size: 0.95rem;
  position: relative;
  padding-left: 25px;
}

.pricing-features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #27ca40;
  font-weight: 700;
}

.pricing-btn {
  display: block;
  width: 100%;
  padding: 14px;
  background: #f5f5f5;
  color: #333;
  text-decoration: none;
  font-weight: 600;
  border-radius: 25px;
  transition: background 0.2s;
}

.pricing-btn:hover {
  background: #e8e8e8;
}

.pricing-btn.featured-btn {
  background: #E07A5F;
  color: white;
}

.pricing-btn.featured-btn:hover {
  background: #b3114b;
}

.pricing-details-link {
  display: block;
  text-align: center;
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  font-weight: 500;
}

.pricing-details-link:hover {
  color: white;
  text-decoration: underline;
}

.testimonial {
  padding: 80px 0;
}

.testimonial-card {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 20px;
  padding: 40px;
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.testimonial-quote {
  font-size: 1.35rem;
  color: white;
  line-height: 1.6;
  font-style: italic;
  margin-bottom: 25px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
}

.testimonial-avatar {
  width: 50px;
  height: 50px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

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

.testimonial-name {
  display: block;
  color: white;
  font-weight: 600;
}

.testimonial-school {
  display: block;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
}

.final-cta {
  padding: 100px 0;
  text-align: center;
  background: rgba(0, 0, 0, 0.15);
}

.final-cta-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: white;
  margin-bottom: 15px;
}

.final-cta-subtitle {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 35px;
}

.final-cta-note {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
  margin-top: 20px;
}

.landing-footer {
  background: rgba(0, 0, 0, 0.2);
  padding: 50px 30px;
  text-align: center;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: white;
  margin-bottom: 5px;
}

.footer-tagline {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  margin-bottom: 20px;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 25px;
  margin-bottom: 25px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  font-weight: 500;
}

.footer-links a:hover {
  color: white;
}

.footer-copyright {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.85rem;
}

@media (max-width: 900px) {
  .hero {
    flex-direction: column;
    padding: 100px 20px 60px;
    text-align: center;
  }

  .hero-title {
    font-size: 2.2rem;
  }

  .hero-cta {
    justify-content: center;
  }

  .hero-visual {
    max-width: 100%;
  }

  .steps-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .pricing-card.featured {
    transform: none;
  }

  .pricing-card.featured:hover {
    transform: translateY(-8px);
  }

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

  .nav-links {
    display: none;
  }

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

  .section-title-landing {
    font-size: 2rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.8rem;
  }

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

  .cta-primary,
  .cta-secondary {
    width: 100%;
    text-align: center;
  }

  .landing-nav {
    padding: 12px 15px;
  }
}