/* RUN OBJECT Culture Objects — 公开商品页
 * 复用 legal.css 的变量/header/footer/container
 * 扩展商品网格与详情排版，保持档案馆风格而非电商感
 */
:root {
  --bg: #f7f6f3;
  --ink: #111;
  --line: #d8d6d0;
  --muted: #6b6b6b;
  --paper: #fff;
  --shot-bg: #ecebe6;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
.container { max-width: 720px; margin: 0 auto; padding: 0 24px; }

/* Header */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0 16px;
  border-bottom: 1px solid var(--line);
}
header .logo { height: 32px; width: auto; display: block; }
header .nav-link {
  font-size: 10px;
  letter-spacing: 1.5px;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
}
header .nav-link:hover { color: var(--ink); border-bottom-color: var(--ink); }

/* ── 列表页 ──────────────────────────────────────────── */

.co-intro { padding: 48px 0 32px; }
.co-intro .eyebrow {
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--muted);
  margin-bottom: 14px;
}
.co-intro h1 {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 8px;
}
.co-intro .sub {
  font-size: 13px;
  color: var(--muted);
  max-width: 460px;
  line-height: 1.6;
}

/* 生命周期分组标题 */
.co-group-label {
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--muted);
  padding: 28px 0 16px;
  border-top: 1px solid var(--line);
}
.co-group-label:first-of-type { border-top: none; }

/* 商品网格：两列，留白克制 */
.co-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}
.co-card {
  padding: 20px 16px 32px;
  border-right: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
  transition: background 0.15s;
}
.co-card:nth-child(2n) { border-right: none; }
.co-card:hover { background: rgba(0, 0, 0, 0.015); }

.co-card-shot {
  background: var(--shot-bg);
  min-height: 280px;
  display: grid;
  place-items: center;
  overflow: hidden;
  margin-bottom: 16px;
  position: relative;
}
.co-card-shot::after {
  content: "RUN OBJECT";
  position: absolute;
  right: 10px;
  bottom: 8px;
  color: #b8b6af;
  font-size: 9px;
  letter-spacing: 2px;
  pointer-events: none;
}
.co-card-shot img {
  width: min(88%, 300px);
  height: 260px;
  object-fit: contain;
  filter: drop-shadow(10px 14px 10px rgba(0, 0, 0, .12));
}
.co-card-shot .placeholder {
  color: #b8b6af;
  font-size: 10px;
  letter-spacing: 2px;
}

.co-card-id {
  font-size: 10px;
  letter-spacing: 2.5px;
  color: var(--muted);
  margin-bottom: 6px;
}
.co-card-title {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}
.co-card-lifecycle {
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--muted);
  margin-bottom: 10px;
}
.co-card-expression {
  font-size: 12px;
  color: var(--ink);
  line-height: 1.5;
  letter-spacing: 0.2px;
}

/* 空状态 */
.co-empty {
  text-align: center;
  padding: 80px 0;
  color: var(--muted);
}
.co-empty .label {
  font-size: 11px;
  letter-spacing: 2px;
  margin-bottom: 8px;
}
.co-empty .hint {
  font-size: 13px;
  line-height: 1.6;
}

/* ── 详情页 ──────────────────────────────────────────── */

.co-detail { padding: 40px 0 24px; }
.co-detail-back {
  font-size: 10px;
  letter-spacing: 1.5px;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 2px;
  display: inline-block;
  margin-bottom: 28px;
}
.co-detail-back:hover { color: var(--ink); border-bottom-color: var(--ink); }

.co-detail-shot {
  background: var(--shot-bg);
  min-height: 480px;
  display: grid;
  place-items: center;
  overflow: hidden;
  margin-bottom: 32px;
  position: relative;
}
.co-detail-shot::after {
  content: "RUN OBJECT";
  position: absolute;
  right: 14px;
  bottom: 12px;
  color: #b8b6af;
  font-size: 10px;
  letter-spacing: 2px;
  pointer-events: none;
}
.co-detail-shot img {
  width: min(80%, 440px);
  height: 440px;
  object-fit: contain;
  filter: drop-shadow(16px 20px 14px rgba(0, 0, 0, .14));
}

.co-detail-id {
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--muted);
  margin-bottom: 12px;
}
.co-detail-title {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 1px;
  line-height: 1.15;
  margin-bottom: 16px;
}
.co-detail-lifecycle {
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--muted);
  margin-bottom: 24px;
}
.co-detail-expression {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.3px;
  margin-bottom: 20px;
  line-height: 1.4;
}
.co-detail-observation {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 28px;
  max-width: 480px;
}
.co-detail-audience {
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--muted);
  margin-bottom: 28px;
}
.co-detail-audience .k {
  font-size: 10px;
  letter-spacing: 2px;
  margin-bottom: 4px;
}

.co-detail-price {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 24px;
}

.co-detail-buy {
  display: inline-block;
  padding: 14px 36px;
  border: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  font-size: 13px;
  letter-spacing: 2px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
}
.co-detail-buy:hover {
  background: var(--ink);
  color: var(--paper);
}

/* ── /objects 分流入口 ──────────────────────────────── */

.obj-split {
  padding: 40px 0 48px;
}
.obj-split-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.obj-split-col {
  padding: 36px 24px;
  text-decoration: none;
  color: inherit;
  border-right: 1px solid var(--line);
  transition: background 0.15s;
}
.obj-split-col:last-child { border-right: none; }
.obj-split-col:hover { background: rgba(0, 0, 0, 0.015); }
.obj-split-col .eyebrow {
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--muted);
  margin-bottom: 12px;
}
.obj-split-col .title {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 8px;
}
.obj-split-col .desc {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 18px;
}
.obj-split-col .link {
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--ink);
  border-bottom: 1px solid var(--ink);
  padding-bottom: 2px;
}

/* Footer */
footer {
  padding: 32px 0;
  border-top: 1px solid var(--line);
  text-align: center;
}
footer .logo.footer-logo { height: 32px; width: auto; margin: 0 auto 16px; }
footer .footer-name { font-size: 12px; letter-spacing: 3px; }
footer .footer-slogan {
  margin-top: 10px;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 1.5px;
}
footer .footer-links {
  display: flex;
  justify-content: center;
  gap: 18px;
  margin: 28px 0 16px;
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 1px;
}
footer .footer-links a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
}
footer .footer-links a:hover { color: var(--ink); border-bottom-color: var(--ink); }
footer .footer-links a.active { color: var(--ink); border-bottom-color: var(--ink); }
footer .copyright { font-size: 10px; color: var(--muted); letter-spacing: 1px; }

/* 响应式 */
@media (max-width: 600px) {
  .co-grid { grid-template-columns: 1fr; }
  .co-card { border-right: none; border-bottom: 1px solid var(--line); }
  .co-card:last-child { border-bottom: none; }
  .co-card-shot { min-height: 240px; }
  .co-card-shot img { height: 220px; }
  .co-detail-shot { min-height: 360px; }
  .co-detail-shot img { height: 340px; }
  .co-detail-title { font-size: 22px; }
  .obj-split-row { grid-template-columns: 1fr; }
  .obj-split-col { border-right: none; border-bottom: 1px solid var(--line); }
  .obj-split-col:last-child { border-bottom: none; }
}