* { margin: 0; padding: 0; box-sizing: border-box; }
  body {
    font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    background: #f7f0e2;
    color: #2e2b26;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
  }
  a { text-decoration: none; color: inherit; }

  /* ---------- Hero ---------- */
  .hero {
    background:
      radial-gradient(1.6px 1.6px at 12% 22%, rgba(255,244,214,.9) 50%, transparent 51%),
      radial-gradient(1.4px 1.4px at 34% 64%, rgba(255,244,214,.7) 50%, transparent 51%),
      radial-gradient(2px 2px at 55% 18%, rgba(255,244,214,.8) 50%, transparent 51%),
      radial-gradient(1.4px 1.4px at 72% 70%, rgba(255,244,214,.7) 50%, transparent 51%),
      radial-gradient(1.8px 1.8px at 88% 30%, rgba(255,244,214,.85) 50%, transparent 51%),
      radial-gradient(1.3px 1.3px at 24% 84%, rgba(255,244,214,.6) 50%, transparent 51%),
      radial-gradient(1.6px 1.6px at 64% 42%, rgba(255,244,214,.65) 50%, transparent 51%),
      radial-gradient(1.5px 1.5px at 93% 82%, rgba(255,244,214,.7) 50%, transparent 51%),
      linear-gradient(135deg, #1d3452 0%, #29466e 100%);
    color: #f7efdd;
    text-align: center;
    padding: 52px 24px 44px;
    border-bottom: 5px solid #d9a441;
    position: relative;
    overflow: hidden;
  }
  .hero .badge {
    display: inline-block;
    font-size: 12px; letter-spacing: 4px;
    color: #d9a441;
    border: 1px solid rgba(217,164,65,.65);
    border-radius: 999px;
    padding: 4px 16px;
    margin-bottom: 18px;
    text-transform: uppercase;
  }
  .hero h1 {
    font-family: Georgia, "Songti SC", serif;
    font-size: 40px; letter-spacing: 3px; color: #fff7e6;
  }
  .hero .en {
    display: block;
    font-style: italic; font-weight: normal;
    font-size: 18px; color: #cfd9ea;
    letter-spacing: 2px; margin-top: 10px;
  }
  .hero p.desc { margin: 16px auto 0; max-width: 560px; font-size: 14px; color: #aebdd4; }
  .hero p.desc b { color: #f3d488; }

  /* ---------- Room ---------- */
  .room {
    flex: 1;
    max-width: 1080px;
    margin: 0 auto;
    width: 100%;
    padding: 56px 26px 30px;
  }
  .room-label {
    text-align: center;
    font-size: 12px; letter-spacing: 6px; color: #a08c68;
    margin-bottom: 34px;
  }
  .room-label::before, .room-label::after { content: " — "; color: #d9c48e; }

  /* shelf */
  .shelf {
    position: relative;
    padding: 6px 14px 0;
  }
  .books {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    gap: 40px;
    padding-bottom: 2px;
  }
  .book { width: 236px; }
  /* 封面框高度统一、底边对齐：竖版（小王子）与方形（Peak）都能立在同一条书架上 */
  .book .cover-wrap {
    position: relative;
    height: 300px;
    display: flex; align-items: flex-end; justify-content: center;
  }
  .book .frame { position: relative; display: block; max-width: 100%; line-height: 0; }
  .book .frame img {
    display: block;
    max-width: 100%; max-height: 300px;
    width: auto; height: auto;
    border-radius: 4px;
    box-shadow: 0 22px 44px rgba(30,30,60,.30), 0 0 0 1px rgba(29,52,82,.10);
    transition: transform .25s ease, box-shadow .25s ease;
    background: #fff;
  }
  a.book.live:hover .cover-wrap img {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 30px 54px rgba(30,30,60,.38);
  }
  .book .open-hint {
    position: absolute; inset: 0;
    display: flex; align-items: center; justify-content: center;
    background: rgba(20,32,52,.0);
    border-radius: 4px;
    opacity: 0;
    transition: all .25s ease;
    font-size: 14px; letter-spacing: 2px;
    color: #fff7e6;
  }
  a.book.live:hover .open-hint {
    opacity: 1;
    background: rgba(20,32,52,.35);
  }
  .book .open-hint span {
    background: #1d3452; border: 1px solid #d9a441;
    padding: 6px 18px; border-radius: 999px;
    box-shadow: 0 6px 18px rgba(0,0,0,.25);
  }
  .book .label {
    text-align: center;
    padding: 12px 0 6px;
  }
  .book .label .cn {
    display: block;
    font-family: Georgia, "Songti SC", serif;
    font-size: 19px; color: #1d3452; font-weight: 700; letter-spacing: 2px;
  }
  .book .label .en {
    display: block;
    font-size: 12.5px; font-style: italic; color: #9a8f7c; letter-spacing: .5px;
    margin-top: 2px;
  }
  /* ghost books */
  .book.ghost { opacity: .9; }
  .ghost .cover-wrap {
    border: 2px dashed #cdbd9d;
    border-radius: 4px;
    height: 300px;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    color: #b7a888;
    background: linear-gradient(160deg, rgba(255,255,255,.4), rgba(255,255,255,0));
  }
  .ghost .cover-wrap .big { font-size: 15px; letter-spacing: 3px; }
  .ghost .cover-wrap .sm { font-size: 11px; letter-spacing: 2px; margin-top: 6px; font-style: italic; }
  .ghost .label .cn { color: #b7a888; font-weight: 400; font-size: 15px; letter-spacing: 2px; }
  .ghost .label .en { color: #c9bda6; }

  /* plank */
  .plank {
    height: 20px;
    margin: 10px -6px 0;
    border-radius: 4px 4px 10px 10px;
    background: linear-gradient(180deg, #b98a52, #96662f 55%, #7c4f22);
    box-shadow: 0 14px 22px rgba(90,60,25,.22), inset 0 2px 0 rgba(255,255,255,.25);
    position: relative;
  }
  .plank::before, .plank::after {
    content: ""; position: absolute; top: 22px;
    width: 10px; height: 44px;
    background: linear-gradient(90deg, #8a5a26, #6d4418);
    border-radius: 0 0 3px 3px;
  }
  .plank::before { left: 24px; }
  .plank::after { right: 24px; }

  .hint {
    text-align: center;
    font-size: 13px; color: #8d8069;
    margin-top: 40px;
    letter-spacing: 1px;
  }
  .hint b { color: #1d3452; }
  .hint .dot { color: #d9a441; }

  /* ---------- Footer ---------- */
  footer {
    background: #1d3452;
    color: #93a5c2;
    text-align: center;
    font-size: 12.5px;
    padding: 24px 20px;
    letter-spacing: 1px;
    border-top: 4px solid #d9a441;
    margin-top: 30px;
  }
  footer .star { color: #d9a441; letter-spacing: 6px; font-size: 13px; margin-bottom: 6px; }

  @media (max-width: 720px) {
    .hero h1 { font-size: 30px; }
    .books { gap: 22px; }
    .book { width: 176px; }
    .ghost .cover-wrap { height: 226px; }
    .plank::before, .plank::after { display: none; }
  }
.books{flex-wrap:wrap}.empty-cover{display:flex;align-items:center;justify-content:center;width:190px;height:270px;background:linear-gradient(145deg,#29466e,#182d48);border-radius:5px;color:#e9c46a;font:15px Georgia,serif;box-shadow:0 16px 30px #1d345244}