@font-face {
    font-family: 'YunjunKim';
    src: url('YunjunKim%20Final22.otf') format('opentype');
    font-weight: normal;
    font-style: normal;
  }
  
  body {
    margin: 0;
    padding: 0;
    background: #f4f1ea;
    font-family: 'YunjunKim', serif;
    overflow-x: hidden;
    cursor: url('bookmark-small.png') 4 4, auto;
  }
  
  .page-title {
    text-align: center;
    margin-top: 40px;
    margin-bottom: 60px;
  }
  
  .page-title h1 {
    font-size: 8rem;
    line-height: 1.1;
    margin: 0;
    color: #e07a5f;
    letter-spacing: -0.03em;
    cursor: url('bookmark-small.png') 4 4, auto;
  }
  
  .page-title span {
    display: inline-block;
    transition: transform 0.2s ease-in-out;
  }
  .page-title span:hover {
    transform: translateY(-15px);
  }
  
  .title-divider {
    border: none;
    border-top: 1px solid #999;
    margin: 3rem 0;
  }
  
  .main-container {
    max-width: 100vw;
    box-sizing: border-box;
    padding: 0 60px;
    background-color: #f4f1ea;
    color: #2b2b2b;
  }
  
  .divider {
    border: none;
    border-top: 1px solid #999;
    margin: 3rem 0;
  }
  
  .hero {
    text-align: center;
    margin-bottom: 2rem;
  }
  
  .hero .subtitle {
    font-size: 1.4rem;
    margin-top: 1rem;
    line-height: 1.6;
  }
  
  .interactive {
    text-align: center;
    margin: 4rem 0;
  }
  
  .bookshelf {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }
  
  .shelf {
    display: flex;
    justify-content: center;
    flex-wrap: nowrap;
    margin: 10px 0;
  }
  
  .book {
    width: 80px;
    height: 180px;
    background-color: #ccc;
    margin: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 58px;
    color: white;
    transition: transform 0.3s ease, background-color 0.3s ease;
  }
  
  .book:nth-child(odd) {
    background-color: #e07a5f;
  }
  .book:nth-child(even) {
    background-color: #3d405b;
  }
  .book:hover {
    transform: scale(1.1);
    background-color: #f2cc8f;
    color: #2b2b2b;
  }
  
  .hover-instruction {
    margin-top: 1rem;
    opacity: 0;
    height: 0;
    overflow: hidden;
    transition: opacity 0.4s ease, height 0.4s ease;
  }
  
  .hover-instruction span {
    display: block;
    font-style: normal;         /* ✅ 일반체 */
    font-size: 2.5rem;          /* ✅ 폰트 키움 */
    text-align: center;
    line-height: 1.4;
  }
  
  .example {
    text-align: center;
    margin: 4rem 0 2rem;
  }
  
  .view-example-wrapper {
    display: inline-block;
    width: 100%;
  }
  .view-example-text {
    font-size: 1.5rem;
    font-weight: bold;
    color: #3d405b;
    cursor: pointer;
    margin-bottom: 1rem;
    transition: color 0.3s ease;
  }
  .view-example-wrapper:hover .view-example-text {
    color: #e07a5f;
  }
  .example-images {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: nowrap;
    overflow: hidden;
    max-height: 0;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.5s ease;
  }
  .view-example-wrapper:hover .example-images {
    max-height: 1000px;
    opacity: 1;
    transform: translateY(0);
  }
  .example-images img {
    width: 30%;
    height: auto;
    border: 1px solid #999;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease;
  }
  .example-images img:hover {
    transform: scale(1.04);
  }
  
  /* Use Case */
  .use-case {
    display: flex;
    gap: 40px;
    margin: 4rem 0;
    flex-wrap: wrap;
    align-items: flex-start;
    position: relative;
  }
  .use-case::before {
    content: "";
    width: 1px;
    background-color: #999;
    height: 100%;
    position: absolute;
    left: 50%;
    top: 0;
    transform: translateX(-50%);
  }
  .text-block,
  .headline-block {
    flex: 1;
    min-width: 250px;
  }
  .text-block em,
  .headline-block h2 {
    font-weight: bold;
  }
  .text-block em,
  .hero p em,
  .interactive p em,
  .headline-block h2 {
    font-style: normal;
    font-weight: normal;
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    display: block;
  }
  
  footer {
    text-align: left;
    font-size: 1rem;
    margin-top: 4rem;
    opacity: 0.7;
  }
  
  .glyph-set {
    margin-top: 3rem;
    text-align: center;
  }
  .glyphs {
    font-size: 5.5rem;
    line-height: 6.5rem;
    font-family: 'YunjunKim', serif;
    word-break: break-word;
  }

.glyphs span {
  display: inline-block;
  transition: color 0.3s ease;
}

.glyphs span:hover {
  color: #e07a5f;
  cursor: pointer;
}



  .download-section {
    text-align: center;
    margin: 4rem 0;
  }
  
  .download-button {
    display: inline-block;
    background-color: #e07a5f;
    color: white;
    font-family: 'YunjunKim', serif;
    font-size: 1.8rem;         /* ✅ 폰트 크기 크게 */
    padding: 1rem 2.5rem;      /* ✅ 버튼 내부 여백 늘리기 */
    border-radius: 16px;       /* ✅ 모서리 둥글기 조절 */
    text-decoration: none;
    box-shadow: 0 6px 14px rgba(0,0,0,0.1);
    transition: background-color 0.3s ease, transform 0.3s ease;
  }
  
  .download-button:hover {
    background-color: #d1644c;
    transform: translateY(-4px); /* hover 반응도 강조 */
  }

.announcement-bar {
  width: 100%;
  background-color: #3d405b;
  color: #fff1c1;
  overflow: hidden;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9999;
  height: 40px;
  display: flex;
  align-items: center;
}

.announcement-bar p {
  white-space: nowrap;
  display: inline-block;
  padding-left: 100%;
  animation: scroll-left 15s linear infinite;
  font-family: 'YunjunKim', serif;
  font-size: 1rem;
  letter-spacing: 0.05em;
}

/* ✨ 애니메이션 정의 */
@keyframes scroll-left {
  0% {
    transform: translateX(0%);
  }
  100% {
    transform: translateX(-100%);
  }
}

/* ✨ 바 전체 아래 컨텐츠가 가려지지 않게 margin 추가 */
body {
  padding-top: 40px; /* .announcement-bar 높이만큼 밀기 */
}