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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background-color: #ffffff;
  color: #000;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 30px 20px;
}

header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 40px;
  padding-bottom: 20px;
  border-bottom: 1px solid #e0e0e0;
}

.header-logo {
  width: 50px;
  height: 50px;
  object-fit: contain;
}

header h1 {
  font-size: 2rem;
  color: #000;
  font-weight: 600;
}

main {
  min-height: 60vh;
}

footer {
  margin-top: 40px;
  padding: 30px 0;
  text-align: center;
  border-top: 1px solid #ddd;
  color: #999;
  font-size: 0.9rem;
}

footer p {
  margin: 0;
}

.mirrors-link {
  color: #000;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

.mirrors-link:hover {
  color: #333;
  text-decoration: underline;
}

.showcase-section {
  margin-bottom: 30px;
}

.showcase {
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 25px;
  text-align: center;
}

.showcase h2 {
  font-size: 1.5rem;
  margin-bottom: 20px;
  color: #000;
  font-weight: 600;
}

.showcase-video {
  margin-bottom: 20px;
  border-radius: 6px;
  overflow: hidden;
}

.showcase-video iframe {
  border-radius: 6px;
}

.discord-btn {
  display: inline-block;
  padding: 12px 30px;
  background-color: #000;
  color: white;
  text-decoration: none;
  border-radius: 6px;
  font-weight: 600;
  transition: background-color 0.2s;
  letter-spacing: 0.5px;
}

.discord-btn:hover {
  background-color: #333;
}

.links-list {
  display: flex;
  flex-direction: column;
  gap: 1px;
  border: 1px solid #ddd;
  border-radius: 6px;
  overflow: hidden;
  background: #fff;
}

.link-item {
  background: #fff;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid #ddd;
  transition: background-color 0.15s;
}

.link-item:last-child {
  border-bottom: none;
}

.link-item:hover {
  background-color: #fff;
}

.link-item-image {
  width: 50px;
  height: 50px;
  min-width: 50px;
  border-radius: 8px;
  object-fit: cover;
  flex-shrink: 0;
}

.link-item-content {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
}

.link-number {
  color: #999;
  font-weight: 500;
  min-width: 30px;
  font-size: 0.9rem;
}

.link-title {
  flex: 1;
  text-decoration: none;
  color: #000;
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.15s;
  min-height: 44px;
  display: flex;
  align-items: center;
}

.link-title:hover {
  color: #333;
  text-decoration: underline;
}

.link-item-description {
  font-size: 0.85rem;
  color: #999;
  margin-top: 4px;
}

/* Tablet */
@media (max-width: 768px) {
  .container {
    padding: 20px 15px;
  }

  header {
    gap: 15px;
    margin-bottom: 30px;
    padding-bottom: 15px;
  }

  .header-logo {
    width: 40px;
    height: 40px;
  }

  header h1 {
    font-size: 1.5rem;
  }

  .link-item {
    padding: 14px 15px;
    gap: 10px;
  }

  .link-number {
    min-width: 30px;
  }

  .link-title {
    font-size: 0.95rem;
  }
}

/* Mobile */
@media (max-width: 640px) {
  .container {
    padding: 15px 12px;
    max-width: 100%;
  }

  header {
    gap: 12px;
    margin-bottom: 25px;
    padding-bottom: 12px;
  }

  .header-logo {
    width: 35px;
    height: 35px;
    min-width: 35px;
  }

  header h1 {
    font-size: 1.3rem;
  }

  .links-list {
    border-radius: 4px;
  }

  .link-item {
    padding: 12px;
    gap: 8px;
    border-radius: 4px;
  }

  .link-number {
    min-width: 24px;
    font-size: 0.9rem;
  }

  .link-title {
    font-size: 0.9rem;
    min-height: 44px;
    display: flex;
    align-items: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 12px 10px;
  }

  header {
    gap: 10px;
    margin-bottom: 20px;
  }

  .header-logo {
    width: 30px;
    height: 30px;
  }

  header h1 {
    font-size: 1.2rem;
  }

  .link-item {
    padding: 10px;
    gap: 6px;
  }

  .link-number {
    min-width: 20px;
    font-size: 0.85rem;
  }

  .link-title {
    font-size: 0.85rem;
  }
}