:root {
  --paper: #f7f1e6;
  --paper-2: #fbf7ee;
  --ink: #2b2320;
  --ink-soft: #6b5d52;
  --line: #e3d8c5;
  --red: #b5432f;
  --red-deep: #8a2f1e;
  --gold: #c9781e;
  --card: #fffdf8;
  --shadow: 0 6px 20px rgba(80, 50, 20, 0.10);
  --radius: 16px;
  --maxw: 960px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #1c1815;
    --paper-2: #221d19;
    --ink: #efe6d8;
    --ink-soft: #b3a493;
    --line: #3a322b;
    --red: #e0654e;
    --red-deep: #c0492f;
    --gold: #e0994a;
    --card: #262019;
    --shadow: 0 6px 22px rgba(0, 0, 0, 0.4);
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
h1, h2 { font-family: "Songti SC", "STSong", "SimSun", serif; font-weight: 700; letter-spacing: 0.02em; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }

/* 封面 */
.cover {
  background:
    radial-gradient(120% 80% at 50% -10%, rgba(201, 120, 30, 0.14), transparent 60%),
    linear-gradient(180deg, var(--paper-2), var(--paper));
  border-bottom: 1px solid var(--line);
  padding: 40px 20px 30px;
  text-align: center;
}
.cover-inner { max-width: var(--maxw); margin: 0 auto; }
.seal {
  display: inline-flex; align-items: center; justify-content: center;
  width: 58px; height: 58px; margin-bottom: 14px;
  border: 2px solid var(--red); border-radius: 10px;
  color: var(--red); font-family: "Songti SC", serif; font-weight: 700; font-size: 22px;
  transform: rotate(-4deg);
  box-shadow: inset 0 0 0 3px rgba(181, 67, 47, 0.12);
}
.cover-title { font-size: clamp(30px, 8vw, 46px); margin: 0 0 6px; color: var(--red-deep); }
.cover-sub { margin: 0 0 12px; color: var(--gold); font-size: 15px; letter-spacing: 0.14em; }
.cover-intro { max-width: 560px; margin: 0 auto 18px; color: var(--ink-soft); font-size: 15px; }
.cover-stats { color: var(--ink-soft); font-size: 13px; margin-bottom: 18px; }

.btn-pair {
  border: none; border-radius: 999px; padding: 11px 22px;
  background: linear-gradient(135deg, var(--red), var(--red-deep));
  color: #fff; font-size: 15px; font-weight: 600;
  box-shadow: 0 4px 14px rgba(181, 67, 47, 0.35);
}
.btn-pair:active { transform: translateY(1px); }

/* 工具栏 */
.toolbar {
  position: sticky; top: 0; z-index: 30;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line);
  padding: 10px 14px;
}
.catnav {
  display: flex; gap: 8px; overflow-x: auto; margin-bottom: 9px; padding-bottom: 2px;
  scrollbar-width: none; -webkit-overflow-scrolling: touch;
}
.catnav::-webkit-scrollbar { display: none; }
.navchip {
  flex: none; border: 1px solid var(--line); background: var(--card); color: var(--ink-soft);
  border-radius: 999px; padding: 7px 15px; font-size: 14px; white-space: nowrap;
}
.navchip.on { color: #fff; border-color: var(--red); background: var(--red); font-weight: 600; }
.tools { display: flex; gap: 8px; }
.search {
  flex: 1; min-width: 0; border: 1px solid var(--line); background: var(--card); color: var(--ink);
  border-radius: 999px; padding: 9px 16px; font-size: 15px; outline: none;
}
.search:focus { border-color: var(--red); }
.filter-toggle {
  border: 1px solid var(--line); background: var(--card); color: var(--ink);
  border-radius: 999px; padding: 9px 16px; font-size: 14px; white-space: nowrap;
  display: inline-flex; align-items: center; gap: 6px;
}
.filter-toggle.on { border-color: var(--red); color: var(--red); }
.badge {
  background: var(--red); color: #fff; border-radius: 999px; font-size: 11px;
  min-width: 18px; height: 18px; padding: 0 5px; display: inline-flex; align-items: center; justify-content: center;
}

/* 筛选面板 */
.facets { margin-top: 10px; display: grid; gap: 12px; max-width: var(--maxw); }
.facet-dim { }
.facet-label { font-size: 13px; color: var(--ink-soft); margin-bottom: 6px; font-weight: 600; }
.chips { display: flex; flex-wrap: wrap; gap: 7px; }
.chip {
  border: 1px solid var(--line); background: var(--card); color: var(--ink-soft);
  border-radius: 999px; padding: 5px 13px; font-size: 13px;
}
.chip.on { color: #fff; border-color: transparent; font-weight: 600; }

/* 结果栏 */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 14px 14px 40px; }
.result-bar { display: flex; justify-content: space-between; align-items: center; color: var(--ink-soft); font-size: 13px; margin: 6px 2px 12px; }
.link-clear { background: none; border: none; color: var(--red); font-size: 13px; }

/* 画廊 */
.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
@media (min-width: 620px) { .grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 900px) { .grid { grid-template-columns: repeat(4, 1fr); } }

.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow); position: relative;
  display: flex; flex-direction: column; cursor: pointer;
  transition: transform 0.12s ease;
}
.card:active { transform: scale(0.985); }
.card-imgwrap { position: relative; width: 100%; background: var(--paper-2); overflow: hidden; }
.card-imgwrap img { width: 100%; height: 100%; object-fit: cover; }
.card-fav {
  position: absolute; top: 8px; right: 8px; z-index: 2;
  width: 34px; height: 34px; border-radius: 50%; border: none;
  background: rgba(0, 0, 0, 0.32); color: #fff; font-size: 17px; line-height: 34px; text-align: center;
  backdrop-filter: blur(4px);
}
.card-fav.on { color: #ff6b6b; }
.card-badge {
  position: absolute; top: 8px; left: 8px; z-index: 2;
  background: var(--gold); color: #fff; font-size: 11px; font-weight: 600;
  padding: 2px 8px; border-radius: 999px;
}
.card-body { padding: 9px 11px 11px; }
.card-name { font-size: 15px; font-weight: 600; margin: 0 0 5px; }
.card-tags { display: flex; flex-wrap: wrap; gap: 5px; }
.mini-tag { font-size: 11px; color: var(--ink-soft); background: var(--paper-2); border: 1px solid var(--line); border-radius: 6px; padding: 1px 6px; }

.empty { text-align: center; color: var(--ink-soft); padding: 60px 20px; }
.empty small { color: var(--ink-soft); opacity: 0.8; }

.foot { text-align: center; color: var(--ink-soft); font-size: 12px; padding: 26px 20px 40px; border-top: 1px solid var(--line); }

/* 弹层通用 */
.modal { position: fixed; inset: 0; z-index: 100; display: flex; align-items: flex-end; justify-content: center; }
@media (min-width: 620px) { .modal { align-items: center; } }
.modal-backdrop { position: absolute; inset: 0; background: rgba(20, 12, 6, 0.55); backdrop-filter: blur(2px); }
.modal-card {
  position: relative; background: var(--card); width: 100%; max-width: 560px;
  max-height: 92vh; overflow-y: auto; border-radius: 20px 20px 0 0;
  box-shadow: 0 -8px 40px rgba(0, 0, 0, 0.3);
  animation: slideup 0.22s ease;
}
@media (min-width: 620px) { .modal-card { border-radius: 20px; animation: pop 0.18s ease; } }
@keyframes slideup { from { transform: translateY(30px); opacity: 0.6; } to { transform: none; opacity: 1; } }
@keyframes pop { from { transform: scale(0.96); opacity: 0.6; } to { transform: none; opacity: 1; } }
.modal-close {
  position: absolute; top: 12px; right: 12px; z-index: 5;
  width: 34px; height: 34px; border-radius: 50%; border: none;
  background: rgba(0, 0, 0, 0.35); color: #fff; font-size: 15px;
}

/* 详情相册 */
.carousel { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch; scrollbar-width: none; align-items: center; background: var(--paper-2); }
.carousel::-webkit-scrollbar { display: none; }
/* 尊重每张照片的原始比例，完整显示、不裁剪 */
.carousel img { flex: 0 0 100%; scroll-snap-align: center; width: 100%; height: auto; max-height: 82vh; object-fit: contain; display: block; }
.dots { display: flex; justify-content: center; gap: 6px; padding: 8px 0 2px; }
.dot { width: 6px; height: 6px; border-radius: 50%; background: var(--line); }
.dot.on { background: var(--red); width: 18px; border-radius: 3px; }
.dots:only-child, .dots.hide { display: none; }

.detail-body { padding: 6px 18px 24px; }
.detail-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.detail-head h2 { font-size: 24px; margin: 8px 0; color: var(--red-deep); }
.heart { border: 1px solid var(--line); background: var(--card); color: var(--ink-soft); border-radius: 999px; width: 40px; height: 40px; font-size: 20px; flex: none; }
.heart.on { color: #ff5a5a; border-color: #ff5a5a; }
.detail-tags { display: flex; flex-wrap: wrap; gap: 7px; margin: 6px 0 14px; }
.detail-desc { color: var(--ink-soft); margin: 0 0 14px; }
.detail-meta { color: var(--ink-soft); font-size: 13px; }
.detail-meta b { color: var(--ink); font-weight: 600; }

/* 配一桌 */
.pair-card { padding: 20px 18px 24px; }
.pair-title { font-size: 22px; color: var(--red-deep); margin: 4px 0 14px; }
.pair-people { display: flex; gap: 8px; margin-bottom: 16px; }
.pair-people button { flex: 1; border: 1px solid var(--line); background: var(--card); color: var(--ink); border-radius: 10px; padding: 8px; font-size: 14px; }
.pair-people button.on { background: var(--red); border-color: var(--red); color: #fff; font-weight: 600; }
.pair-list { display: grid; gap: 10px; margin-bottom: 16px; }
.pair-item { display: flex; align-items: center; gap: 10px; }
.pair-item img { width: 52px; height: 52px; border-radius: 10px; object-fit: cover; flex: none; background: var(--paper-2); }
.pair-item .pn { font-weight: 600; font-size: 15px; }
.pair-item .pt { font-size: 12px; color: var(--ink-soft); }
.pair-reroll { display: block; margin: 0 auto; }