/* 1nevitable.com — 手写样式，不引任何外部资源 */

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: #f6f5f2;
  color: #3a3a38;
  font: 15px/1.6 system-ui, -apple-system, "Segoe UI", Roboto,
        "Helvetica Neue", "PingFang SC", "Hiragino Sans GB",
        "Microsoft YaHei", sans-serif;
}

.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 18px;
}

/* 首图 */
.hero {
  margin: 0 0 14px;
}
.hero img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, .06);
}

/* 照片墙：保留原始比例、瀑布流排列 */
.wall {
  columns: 3;
  column-gap: 14px;
}
.wall img {
  display: block;
  width: 100%;
  height: auto;
  margin: 0 0 14px;
  border-radius: 12px;
  break-inside: avoid;
  box-shadow: 0 1px 3px rgba(0, 0, 0, .06);
}

/* 页脚 */
.foot {
  padding: 10px 0 34px;
  text-align: center;
  color: #a5a29c;
  font-size: 12px;
  letter-spacing: .04em;
}

/* 404 */
.nf {
  margin: 18vh 0 0;
  text-align: center;
  font-size: 44px;
  color: #c9c5be;
  letter-spacing: .1em;
}
.nf-sub {
  margin: 6px 0 0;
  text-align: center;
}
.nf-sub a {
  color: #7f9c94;
  text-decoration: none;
  border-bottom: 1px solid #cfdcd8;
}

/* 窄屏 */
@media (max-width: 760px) {
  .wall { columns: 2; }
}
@media (max-width: 460px) {
  .wrap { padding: 10px; }
  .wall { column-gap: 8px; }
  .wall img { margin-bottom: 8px; border-radius: 9px; }
  .hero img { border-radius: 9px; }
}