:root {
  color-scheme: light;
  --ink: #1d252c;
  --muted: #5d6870;
  --line: #bcc6cd;
  --heavy: #768894;
  --paper: #f7f8f8;
  --panel: #ffffff;
  --pale: #eef3f5;
  --accent: #155b75;
  --warn: #7d4a23;
}

* { box-sizing: border-box; }
html { font-size: 16px; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Meiryo", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  line-height: 1.55;
}
a { color: #084d75; text-decoration: underline; }
button, input { font: inherit; }
.skip { background: #fff; border-bottom: 1px solid var(--line); padding: 4px 12px; font-size: 13px; }
.site-head { background: var(--panel); border-bottom: 3px solid var(--heavy); }
.utility {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  align-items: center;
  padding: 7px clamp(12px, 3vw, 30px);
  background: #e9eef1;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}
.utility button, .sub-head button {
  border: 1px solid var(--heavy);
  background: #fff;
  padding: 3px 8px;
  border-radius: 0;
}
.brand-row {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) minmax(280px, 430px);
  gap: 18px;
  align-items: end;
  padding: 18px clamp(12px, 3vw, 30px) 16px;
}
.system-id { margin: 0 0 4px; color: var(--muted); font-size: 13px; }
h1 { margin: 0; font-size: 32px; line-height: 1.2; letter-spacing: 0; }
.search-box { border: 1px solid var(--line); background: var(--pale); padding: 10px; }
.search-box label { display: block; font-weight: 700; margin-bottom: 4px; }
.search-line { display: flex; gap: 6px; }
.search-line input { min-width: 0; flex: 1; padding: 7px; border: 1px solid var(--heavy); border-radius: 0; background: #fff; }
.search-line button, .plain-btn {
  border: 1px solid #0e4a63;
  background: #155b75;
  color: #fff;
  border-radius: 0;
  padding: 7px 12px;
  font-weight: 700;
}
.category-nav {
  display: flex;
  flex-wrap: wrap;
  border-top: 1px solid var(--line);
  padding: 0 clamp(12px, 3vw, 30px);
  background: #fdfefe;
}
.category-nav a {
  padding: 10px 16px;
  border-right: 1px solid var(--line);
  font-size: 14px;
  font-weight: 700;
}
.layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr) 280px;
  gap: 14px;
  padding: 16px clamp(12px, 3vw, 30px) 28px;
  align-items: start;
}
.filters, .notices, .record, .sub-page {
  background: var(--panel);
  border: 1px solid var(--line);
}
.filters, .notices { padding: 12px; font-size: 14px; }
.filters h2, .notices h2 { margin: 0 0 12px; font-size: 20px; border-bottom: 2px solid var(--heavy); padding-bottom: 5px; }
.filters section { border-bottom: 1px solid var(--line); padding: 8px 0; }
.filters h3 { margin: 0 0 7px; font-size: 15px; }
.filters label { display: block; margin: 5px 0; }
.year-row { display: grid; grid-template-columns: 1fr auto 1fr; gap: 6px; align-items: center; }
.year-row input { width: 100%; padding: 5px; border: 1px solid var(--line); }
.record { padding: 14px; min-width: 0; }
.breadcrumb, .result-count { font-size: 13px; color: var(--muted); margin: 0 0 8px; }
.alert {
  border: 1px solid #c89a5d;
  background: #fff8e9;
  color: var(--warn);
  padding: 8px 10px;
  margin-bottom: 10px;
  font-weight: 700;
}
.record h2 { margin: 8px 0 14px; font-size: 27px; line-height: 1.25; letter-spacing: 0; }
.record-grid {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}
.cover {
  min-height: 192px;
  border: 1px solid var(--line);
  background: #f5f0e7;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 10px;
  font-weight: 700;
}
.cover img { width: 96px; height: auto; display: block; }
.metadata-table { margin: 0; border-top: 1px solid var(--line); }
.metadata-table div {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  border-bottom: 1px solid var(--line);
}
.metadata-table dt { background: var(--pale); padding: 8px; font-weight: 700; }
.metadata-table dd { margin: 0; padding: 8px; min-width: 0; overflow-wrap: anywhere; }
.actions, .holding, .services, .vote-panel { margin-top: 16px; border-top: 2px solid var(--heavy); padding-top: 10px; }
.actions h3, .holding h3, .services h3, .vote-panel h3 { margin: 0 0 8px; font-size: 20px; }
.actions ul { margin: 0; padding-left: 20px; }
table { width: 100%; border-collapse: collapse; font-size: 14px; background: #fff; }
th, td { border: 1px solid var(--line); padding: 8px; vertical-align: top; text-align: left; }
th { background: var(--pale); }
.service-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border: 1px solid var(--line); }
.service-grid a { padding: 10px; border-right: 1px solid var(--line); background: #fbfdfe; font-weight: 700; }
.service-grid a:last-child { border-right: 0; }
.vote-panel {
  background: #eef3f5;
  border: 1px solid var(--line);
  padding: 12px;
}
[data-spamogaki-vote] button {
  border: 1px solid #0e4a63;
  background: #155b75;
  color: #fff;
  padding: 8px 12px;
  border-radius: 0;
  font-weight: 700;
}
.notices ul { list-style: none; padding: 0; margin: 0; }
.notices li { border-bottom: 1px solid var(--line); padding: 8px 0; }
.notices time { display: block; color: var(--muted); font-size: 12px; }
.footer {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  justify-content: space-between;
  padding: 16px clamp(12px, 3vw, 30px);
  border-top: 1px solid var(--line);
  background: #e9eef1;
  font-size: 13px;
}
.footer p { margin: 0; }
.sub-head {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  padding: 10px clamp(12px, 3vw, 30px);
  border-bottom: 2px solid var(--heavy);
  background: #e9eef1;
}
.sub-page {
  margin: 18px clamp(12px, 3vw, 30px) 32px;
  padding: 16px;
  max-width: 980px;
}
.sub-page h1 { margin-bottom: 12px; }
.qa { border-top: 1px solid var(--line); padding: 10px 0; }
.qa h2 { font-size: 19px; margin: 0 0 4px; }
.qa p { margin: 0; }
[hidden] { display: none !important; }

@media (max-width: 980px) {
  .brand-row, .layout { grid-template-columns: 1fr; }
  .filters { order: 2; }
  .record { order: 1; }
  .notices { order: 3; }
}

@media (max-width: 620px) {
  h1 { font-size: 25px; }
  .record h2 { font-size: 22px; }
  .record-grid, .metadata-table div { grid-template-columns: 1fr; }
  .cover { min-height: 150px; }
  .service-grid { grid-template-columns: 1fr; }
  .service-grid a { border-right: 0; border-bottom: 1px solid var(--line); }
  .search-line { flex-direction: column; }
  .category-nav a { flex: 1 1 50%; border-bottom: 1px solid var(--line); }
}