@font-face {
    font-family: 'Jibaek-120g-vert';
    src: url('Jibaek-120g-vert.otf') format('opentype');
  }


body {
    margin: 0;
    background: #f3e3e8;
    font-family: "Jibaek-120g-vert", sans-serif;
    overflow-y: hidden;
  }

  .container {
    display: flex;
    flex-wrap: nowrap;
    border-left: 1px solid #999;
    border-bottom: 1px solid #999;
    height: 100vh;
    overflow-x: scroll;
    overflow-y: hidden;
    cursor: grab;
  }

  .container.dragging {
    cursor: grabbing;
  }

  .container::-webkit-scrollbar {
  height: 10px;
  }

  .container::-webkit-scrollbar-track {
    background: transparent;
    border-top: 1px solid #999;
  }

  .container::-webkit-scrollbar-thumb {
    background: #999;
    border-radius: 0;
  }

  .column {
    width: 60px;
    height: 100%;
    flex: 0 0 auto;
    border-right: 1px solid #999;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 1;
    transition: transform 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
    transform-origin: center bottom;
    overflow: visible;
  }

  .column hr {
    position: absolute;
    top: 130px;
    left: 0;
    width: 100%;
    border: none;
    border-top: 1px solid #999;
    margin: 0;
    padding: 0;
  }

  .column:hover {
    background: #ffffff;
    transform: translateY(2px) rotateX(4deg) scale(1.02);
    box-shadow: 0px 18px 22px rgba(0,0,0,0.20);
    z-index: 20;
  }

  .column:hover .author {
    opacity: 1;
    transform: translateX(-50%) translateY(-5px);
  }

  .page {
    writing-mode: vertical-rl;
    text-orientation: upright;
    font-size: 18px;
    margin-bottom: 64px;
    margin-top: 2.4vh;
    letter-spacing: 2px;
    white-space: nowrap;
  }

  .dot {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    position: absolute;
    top: 90px;
    left: 50%;
    transform: translateX(-50%);
  }

  .title {
    position: absolute;
    top: 158px;
    left: 50%;
    transform: translateX(-50%);
    writing-mode: vertical-rl;
    text-orientation: upright;
    font-size: 20px;
    line-height: 1.8;
    letter-spacing: 0.2em;
    height: 45vh;
    margin: 0;
    display: flex;
    align-items: flex-start;
  }

  .title-spacer {
    height: 620px;
    width: 100%;
  }

  .author {
    position: absolute;
    top: 60vh;
    left: 50%;
    transform: translateX(-50%);
    writing-mode: vertical-rl;
    text-orientation: upright;
    font-size: 17px;
    line-height: 1.6;
    letter-spacing: 0.15em;
    color: #bcbcbc;
    opacity: 0;
    transition: opacity 0.3s ease, transform 0.3s ease;
    pointer-events: none;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 0;
  }

  .author-image {
    position: absolute;
    top: 59.2%;
    left: 100%;
    margin-left: 15px;
    width: 125px;
    height: auto;
    opacity: 0;
    z-index: 999;
    pointer-events: none;
  }

  .column:hover .author-image {
    opacity: 1;
  }

  .genre {
    writing-mode: vertical-rl;
    text-orientation: upright;
    font-size: 18px;
    height: 100px;
    display: flex;
    letter-spacing: 0.1em;
    margin-top: 100px;
    position: relative;
  }

  .genre-normal {
    opacity: 1;
    visibility: visible;
    color: palevioletred;
  }

  .genre-hover {
    position: absolute;
    writing-mode: horizontal-tb;
    opacity: 0;
    visibility: hidden;
    color: #bcbcbc;
  }

  .column:hover .genre-normal {
    opacity: 0;
    visibility: hidden;
  }

  .column:hover .genre-hover {
    opacity: 1;
    visibility: visible;
  }