/* Global Styles */
.container {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Helvetica Neue', sans-serif;
  margin: 0;
  padding: 0;
  background-color: #ffffff;
  color: #1d1d1f;
  line-height: 1.47059;
  letter-spacing: -0.022em;
}
.introductionContent {
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
}

.introSummary {
  font-size: 1.1em;
  line-height: 1.6;
  margin-bottom: 20px;
}
.introDetails {
  background-color: #f5f5f5;
  border-radius: 8px;
  padding: 10px;
  margin-top: 15px;
}
.introDetails summary {
  cursor: pointer;
  color: #27ae60;
  font-weight: bold;
  padding: 10px;
}
.introDetails summary:hover {
  color: #219653;
}
.introExpanded {
  padding: 15px;
  font-size: 1em;
  line-height: 1.5;
}
.introExpanded p {
  margin-bottom: 15px;
}



.btn {
  display: inline-block;
  padding: 12px 22px;
  background-color: #0071e3;
  color: #fff;
  text-decoration: none;
  border-radius: 980px;
  margin-top: 0.8em;
  font-size: 17px;
  line-height: 1.17648;
  font-weight: 400;
  letter-spacing: -0.022em;
  transition: all 0.3s ease;
}
.btn:hover {
  background-color: #0077ED;
  transform: scale(1.02);
}
.main {
  padding: 0;
  margin: 0 auto;
  overflow-x: hidden;
}
.section {
  padding: 80px 0;
  text-align: center;
  background-color: #fff;
}

.section h2 {
  font-size: 40px;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: #1d1d1f;
  margin-bottom: 20px;
}

.section p {
  font-size: 21px;
  line-height: 1.381002381;
  font-weight: 400;
  letter-spacing: .011em;
  color: #1d1d1f;
  margin-bottom: 40px;
}

.founderSection {
  background-color: #fafafa;
  overflow: hidden;
}

.founderContent {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  gap: 60px;
}

.founderText {
  flex: 1;
  text-align: left;
  opacity: 0;
  transform: translateX(-30px);
  animation: slideIn 1s ease forwards;
}

.founderImage {
  flex: 1;
  opacity: 0;
  transform: translateX(30px);
  animation: slideIn 1s ease forwards 0.3s;
}

.founderImage img {
  width: 100%;
  height: auto;
  border-radius: 8px;
}

@keyframes slideIn {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@media (max-width: 768px) {
  .founderContent {
    flex-direction: column-reverse;
    gap: 30px;
  }

  .founderText,
  .founderImage {
    text-align: center;
  }
}

.btn {
  display: inline-block;
  background: linear-gradient(93.42deg, #007AFF 0%, #0055FF 100%);
  border-radius: 980px;
  padding: 12px 24px;
  font-size: 17px;
  line-height: 1.47059;
  font-weight: 400;
  letter-spacing: -0.022em;
  color: #fff;
  text-decoration: none;
  transition: all 0.3s ease;
  margin-top: 0.8em;
}

.btn:hover {
  background: linear-gradient(93.42deg, #0066FF 0%, #0044FF 100%);
  transform: scale(1.02);
}
.main {
  padding: 0;
  margin: 0 auto;
  overflow-x: hidden;
}
.section {
  margin: 0;
  padding: 100px 0;
  text-align: center;
}
.section:nth-child(even) {
  background-color: #fbfbfd;
}
.section h2 {
  color: #1d1d1f;
  font-size: 48px;
  line-height: 1.08349;
  font-weight: 600;
  letter-spacing: -0.003em;
  margin-bottom: 0.4em;
}
.videoContainer {
  position: relative;
  width: 100%;
  max-width: 960px;
  margin: 2rem auto;
  padding: 0 1rem;
  aspect-ratio: 16/9;
  background-color: #000;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}
.videoContainer video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (max-width: 768px) {
  .videoContainer {
    margin: 1.5rem auto;
    border-radius: 6px;
  }
}
.videoContainer iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.novelsGrid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  max-width: 1200px;
  margin: 40px auto;
  padding: 0 20px;
}
.novelItem {
  background-color: #fff;
  padding: 40px;
  border-radius: 20px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  text-align: left;
  transition: transform 0.3s ease;
}
.novelItem:hover {
  transform: translateY(-5px);
}
.novelItem h3 {
  color: #1d1d1f;
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 16px;
  letter-spacing: -0.003em;
}

.membership {
  background-color: #fbfbfd;
  padding: 120px 20px;
  text-align: center;
}
.membership h2 {
  margin-bottom: 20px;
}
.membership p {
  font-size: 21px;
  line-height: 1.381;
  font-weight: 400;
  letter-spacing: .011em;
  color: #86868b;
  max-width: 800px;
  margin: 0 auto 40px;
}
.membership .btn {
  background-color: #0071e3;
  font-size: 20px;
  padding: 18px 31px;
}
.membership .btn:hover {
  background-color: #0077ED;
}
.footer {
  background-color: #f5f5f7;
  color: #86868b;
  padding: 40px 0;
  text-align: center;
  font-size: 12px;
  line-height: 1.33337;
  font-weight: 400;
  letter-spacing: -0.01em;
  border-top: 1px solid #d2d2d7;
}
.footer ul {
  list-style: none;
  padding: 0;
  margin: 15px 0;
  display: flex;
  justify-content: center;
  gap: 30px;
}
.footer ul li {
  display: inline;
}
.footer ul li a {
  color: #515154;
  text-decoration: none;
  transition: color 0.3s ease;
}
.footer ul li a:hover {
  color: #000;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo h1 {
  margin: 0;
  font-size: 1.5em;
  color: #000;
}
.logo img {
  border-radius: 50%;
  transition: transform 0.3s ease;
}
