:root {
  --bg: #f5f7fa;
  --card: #ffffff;
  --ink: #1a2733;
  --muted: #5c6b7a;
  --line: #e2e8f0;
  --brand: #0f6e8c;
  --brand-dark: #0a5468;
  --self: #e8492c;
  --self-bg: #fff2ee;
  --low: #1a8f5a;
  --low-bg: #e7f6ee;
  --high: #b0480a;
  --shadow: 0 1px 3px rgba(16, 42, 67, .08), 0 4px 16px rgba(16, 42, 67, .06);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", system-ui, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-text-size-adjust: 100%;
}

.wrap { width: min(1040px, 92vw); margin-inline: auto; }

/* Header */
.site-header {
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-dark) 100%);
  color: #fff;
  padding: 28px 0 24px;
}
.brand-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.site-header h1 { margin: 0 0 6px; font-size: clamp(1.35rem, 4vw, 2rem); letter-spacing: .02em; }
.header-nav a { color: #fff; text-decoration: none; font-size: .85rem; border: 1px solid rgba(255,255,255,.5); padding: 6px 12px; border-radius: 999px; white-space: nowrap; }
.header-nav a:hover { background: rgba(255,255,255,.15); }
.tagline { margin: 0 0 10px; opacity: .95; font-size: .95rem; }
.updated { margin: 0; font-size: .82rem; opacity: .85; }

/* Controls */
.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: end;
  background: var(--card);
  border-radius: 12px;
  box-shadow: var(--shadow);
  padding: 16px;
  margin: -18px auto 22px;
  position: relative;
}
.control { display: flex; flex-direction: column; gap: 5px; }
.control label { font-size: .8rem; font-weight: 600; color: var(--muted); }
.control select {
  font-size: 1rem;
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  min-width: 210px;
  color: var(--ink);
}
.control.checkbox { flex-direction: row; align-items: center; }
.control.checkbox label { font-size: .9rem; color: var(--ink); font-weight: 500; display: flex; align-items: center; gap: 6px; cursor: pointer; }

/* Vaccine meta */
.vaccine-meta {
  background: var(--card);
  border-left: 4px solid var(--brand);
  border-radius: 8px;
  padding: 12px 16px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
  font-size: .9rem;
}
.vaccine-meta .vm-name { font-weight: 700; font-size: 1.05rem; }
.vaccine-meta .vm-chips { margin-top: 6px; display: flex; flex-wrap: wrap; gap: 8px; }
.chip { font-size: .78rem; background: #eef4f7; color: var(--brand-dark); padding: 3px 10px; border-radius: 999px; }
.chip.range { background: var(--low-bg); color: var(--low); font-weight: 700; }

/* Tables */
.table-section, .overview { margin-bottom: 30px; }
.table-scroll { overflow-x: auto; border-radius: 12px; box-shadow: var(--shadow); background: var(--card); }
table { border-collapse: collapse; width: 100%; font-size: .92rem; }
thead th {
  background: #f0f4f7;
  color: var(--muted);
  text-align: left;
  padding: 11px 12px;
  font-size: .8rem;
  font-weight: 700;
  white-space: nowrap;
  border-bottom: 2px solid var(--line);
}
tbody td { padding: 11px 12px; border-bottom: 1px solid var(--line); vertical-align: middle; }
tbody tr:last-child td { border-bottom: none; }
.price-col { text-align: right; font-variant-numeric: tabular-nums; }
.rank-col { text-align: center; width: 38px; color: var(--muted); }
.sortable { cursor: pointer; user-select: none; }
.sortable .arrow { font-size: .7rem; }

.price { font-weight: 700; font-size: 1.02rem; white-space: nowrap; }
.badge { display: inline-block; font-size: .68rem; font-weight: 700; padding: 2px 7px; border-radius: 999px; margin-left: 6px; vertical-align: middle; }
.badge.low { background: var(--low-bg); color: var(--low); }

/* 運営院の中立的な開示タグ（優遇ではない） */
.op-tag {
  display: inline-block;
  font-size: .66rem;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 999px;
  margin-left: 6px;
  vertical-align: middle;
  background: #eef1f4;
  color: var(--muted);
  border: 1px solid var(--line);
  cursor: help;
}

tr.is-low .price { color: var(--low); }

.legend { color: var(--muted); font-size: .8rem; margin: 12px 2px 0; line-height: 1.9; }
.legend .badge, .legend .op-tag { margin-left: 0; margin-right: 2px; }
.legend a { color: var(--brand); }

.clinic-name a { color: var(--brand-dark); text-decoration: none; font-weight: 600; }
.clinic-name a:hover { text-decoration: underline; }
.src-link { color: var(--brand); font-size: .82rem; text-decoration: none; }
.src-link:hover { text-decoration: underline; }
.note-cell { color: var(--muted); font-size: .82rem; }

.empty { text-align: center; color: var(--muted); padding: 24px; }
.hint { color: var(--muted); font-size: .85rem; margin: 2px 0 12px; }
.overview h2 { font-size: 1.15rem; margin: 0 0 4px; }
.ov-name { font-weight: 600; cursor: pointer; color: var(--brand-dark); }
.ov-name:hover { text-decoration: underline; }
.dash { color: #b9c4cf; }

/* 開示ブロック */
.disclosure { margin: 0; padding: 12px 14px; background: rgba(255,255,255,.05); border-left: 3px solid #7fc9e0; border-radius: 6px; font-size: .82rem; line-height: 1.7; }
.disclosure a { color: #7fc9e0; }

/* Footer */
.site-footer { background: #0e1c26; color: #cdd8e0; padding: 26px 0 34px; font-size: .85rem; }
.site-footer h3 { color: #fff; font-size: 1rem; margin: 0 0 10px; }
.site-footer ul { margin: 0 0 14px; padding-left: 1.2em; }
.site-footer li { margin-bottom: 6px; }
.site-footer a { color: #7fc9e0; }
.run-by { margin: 0; }

/* About page */
.about { padding-top: 24px; }
.doc { background: var(--card); border-radius: 12px; box-shadow: var(--shadow); padding: 24px 26px; margin-bottom: 30px; }
.doc h2 { font-size: 1.1rem; color: var(--brand-dark); margin: 22px 0 8px; padding-bottom: 6px; border-bottom: 1px solid var(--line); }
.doc h2:first-child { margin-top: 0; }
.doc p { margin: 8px 0; }
.doc ul { margin: 8px 0; padding-left: 1.25em; }
.doc li { margin-bottom: 6px; }
.doc .back { margin-top: 24px; }
.doc .todo { color: var(--high); background: #fff6ec; padding: 1px 6px; border-radius: 4px; font-size: .9em; }
.doc .back a, .doc a { color: var(--brand); }

@media (max-width: 560px) {
  .control select { min-width: 0; width: 100%; }
  .control { flex: 1 1 100%; }
  thead th, tbody td { padding: 9px 8px; }
  table { font-size: .86rem; }
}