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

html,
body {
  height: 100%;
  width: 100%;
  background-color: #13bfe3;
  color: #043c4f;
  font-family: "Apple SD Gothic Neo", "Noto Sans KR", "Nanum Gothic", sans-serif;
  overflow-y: auto;
  scrollbar-width: thin; /* Firefox */
  scrollbar-color: #cfd9dd transparent;
}

html::-webkit-scrollbar,
body::-webkit-scrollbar {
  width: 10px;
}

html::-webkit-scrollbar-track,
body::-webkit-scrollbar-track {
  background: transparent;
}

html::-webkit-scrollbar-thumb,
body::-webkit-scrollbar-thumb {
  background-color: rgba(207, 217, 221, 0.85);
  border-radius: 999px;
  border: 2px solid transparent;
  background-clip: padding-box;
}

img {
  display: block;
  max-width: 100%;
}

body {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 48px 0 64px;
  overflow-y: inherit;
}

.content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
  width: 100%;
  text-align: left;
}

.main_image {
  width: 80%;
  max-width: 1080px;
  border-radius: 12px;
  box-shadow: none;
  object-fit: cover;
}

.notice {
  width: min(720px, 86%);
  margin: 0;
  padding: 32px 36px;
  line-height: 1.8;
  background: rgba(255, 255, 255, 0.94);
  border-radius: 24px;
  box-shadow: 0 18px 36px rgba(9, 84, 108, 0.16);
}

.notice__badge {
  font-size: 1.2rem;
  font-weight: 700;
  color: #024457;
  letter-spacing: 0.02em;
  margin-bottom: 8px;
}

.notice h1 {
  font-size: 1.9rem;
  font-weight: 700;
  margin-bottom: 28px;
  color: #022e3e;
}

.notice ol {
  margin-left: 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.notice ol li {
  padding-left: 10px;
  font-size: 1.08rem;
}

.notice strong {
  font-weight: 700;
  color: #022e3e;
}

.notice a {
  color: #005a74;
  text-decoration: underline;
  text-decoration-color: rgba(0, 90, 116, 0.45);
  text-decoration-thickness: 2px;
}

.notice__date,
.notice__sign {
  margin-top: 30px;
  font-weight: 700;
  font-size: 1.05rem;
  color: #024457;
}

.notice__sign {
  margin-top: 10px;
}

@media (max-width: 600px) {
  body {
    padding: 32px 0 48px;
    overflow-y: auto;
  }

  .notice {
    width: calc(100% - 32px);
    padding: 28px 24px;
  }

  .notice h1 {
    font-size: 1.6rem;
  }

  .notice ol li {
    font-size: 1rem;
  }
}