:root {
  color-scheme: light dark;
  --bg: #f6f7f9;
  --surface: #ffffff;
  --surface-2: #f0f2f5;
  --text: #1c2530;
  --text-dim: #5a6675;
  --border: #d9dee5;
  --accent: #0a6cbd;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.06);

  --lvl1: #4a8f3c;
  --lvl2: #c9820a;
  --lvl3: #d9541f;
  --lvl4: #b31b1b;

  --cat-all: #b31b1b;
  --cat-most: #d9541f;
  --cat-some: #c9820a;
  --cat-consider: #0a6cbd;
  --cat-routine: #4a8f3c;
  --cat-muted: #6b7280;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12151a;
    --surface: #1b1f26;
    --surface-2: #232833;
    --text: #e6e9ee;
    --text-dim: #9aa4b2;
    --border: #333b47;
    --accent: #4aa3e6;
    --shadow: none;

    --lvl1: #6fbf5c;
    --lvl2: #e0a53c;
    --lvl3: #ee7a4e;
    --lvl4: #ef5b5b;
    --cat-all: #ef5b5b;
    --cat-most: #ee7a4e;
    --cat-some: #e0a53c;
    --cat-consider: #4aa3e6;
    --cat-routine: #6fbf5c;
    --cat-muted: #9aa4b2;
  }
}

* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", system-ui, -apple-system, "Segoe UI", sans-serif;
  line-height: 1.65;
}
a {
  color: var(--accent);
}
main {
  max-width: 940px;
  margin: 0 auto;
  padding: 0 16px 40px;
}

/* ---------- header ---------- */
.site-header {
  max-width: 940px;
  margin: 0 auto;
  padding: 24px 16px 8px;
}
.site-header h1 {
  font-size: 1.5rem;
  margin: 0 0 4px;
}
.tagline {
  margin: 0 0 12px;
  color: var(--text-dim);
  font-size: 0.9rem;
}
.disclaimer {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 4px solid var(--lvl3);
  border-radius: 8px;
  padding: 12px 14px;
  font-size: 0.86rem;
  color: var(--text-dim);
  box-shadow: var(--shadow);
}
.disclaimer strong {
  display: block;
  color: var(--text);
  margin-bottom: 2px;
}

/* ---------- search ---------- */
.search-box {
  margin: 22px 0 8px;
}
.search-box label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
}
.kind-filter {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 12px 8px;
  margin: 0 0 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
  align-items: center;
}
.kind-filter legend {
  font-size: 0.78rem;
  color: var(--text-dim);
  padding: 0 4px;
}
.kind-filter label {
  display: inline-flex;
  font-weight: 400;
  font-size: 0.88rem;
  margin: 0;
  align-items: center;
  gap: 4px;
  cursor: pointer;
}
.kind-filter .cnt {
  color: var(--text-dim);
  font-size: 0.8rem;
}
.kind-tag {
  display: inline-block;
  font-size: 0.75rem;
  padding: 1px 8px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text-dim);
}
#dest-input {
  width: 100%;
  padding: 12px 14px;
  font-size: 1.05rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
}
#dest-input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}
.hint {
  color: var(--text-dim);
  font-size: 0.83rem;
  margin: 6px 2px 0;
}

/* ---------- result ---------- */
.result {
  margin-top: 18px;
}
.dest-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  border-bottom: 2px solid var(--border);
  padding-bottom: 10px;
  margin-bottom: 6px;
}
.dest-head h2 {
  font-size: 1.35rem;
  margin: 0;
}
.dest-head .en {
  color: var(--text-dim);
  font-weight: 400;
}
.dest-head .retrieved {
  margin-left: auto;
  font-size: 0.8rem;
  color: var(--text-dim);
}

.risk-note {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 0.84rem;
  color: var(--text-dim);
  margin: 12px 0 20px;
}

.card-section {
  margin: 26px 0;
}
.card-section > h3 {
  font-size: 1.1rem;
  margin: 0 0 10px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--border);
}

/* ---------- badges ---------- */
.badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  color: #fff;
  white-space: nowrap;
  vertical-align: middle;
}
.badge.lvl1 { background: var(--lvl1); }
.badge.lvl2 { background: var(--lvl2); }
.badge.lvl3 { background: var(--lvl3); }
.badge.lvl4 { background: var(--lvl4); }
.badge.lvl0 { background: var(--cat-muted); }

.badge.cat-all { background: var(--cat-all); }
.badge.cat-most { background: var(--cat-most); }
.badge.cat-some { background: var(--cat-some); }
.badge.cat-consider { background: var(--cat-consider); }
.badge.cat-routine { background: var(--cat-routine); }
.badge.cat-not_recommended,
.badge.cat-other { background: var(--cat-muted); }

/* ---------- vaccine list ---------- */
.vax-group {
  margin-bottom: 16px;
}
.vax-group > h4 {
  font-size: 0.92rem;
  margin: 0 0 8px;
  color: var(--text);
}
.vax-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  margin-bottom: 8px;
  box-shadow: var(--shadow);
}
.vax-item .vax-name {
  font-weight: 700;
}
.vax-item .vax-name .en {
  font-weight: 400;
  color: var(--text-dim);
  font-size: 0.9em;
}
.vax-item details {
  margin-top: 6px;
}
.vax-item summary {
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--accent);
}
.vax-item .rec-text,
.vax-item .guide-text {
  white-space: pre-wrap;
  font-size: 0.85rem;
  color: var(--text-dim);
  margin: 6px 0 0;
}
.vax-item .guide-text {
  border-top: 1px dashed var(--border);
  padding-top: 6px;
}

/* ---------- disease table ---------- */
.disease-group {
  margin-bottom: 14px;
}
.disease-group > h4 {
  font-size: 0.92rem;
  margin: 0 0 6px;
}
table.diseases {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}
table.diseases th,
table.diseases td {
  border: 1px solid var(--border);
  padding: 8px 10px;
  text-align: left;
  vertical-align: top;
}
table.diseases th {
  background: var(--surface-2);
  white-space: nowrap;
}
table.diseases td.name {
  font-weight: 600;
  white-space: nowrap;
}
table.diseases td .en {
  display: block;
  font-weight: 400;
  color: var(--text-dim);
  font-size: 0.9em;
}
.cell-list {
  margin: 0;
  padding-left: 1.1em;
}

/* ---------- notices ---------- */
.notice-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  margin-bottom: 8px;
  box-shadow: var(--shadow);
}
.notice-item .notice-title {
  font-weight: 600;
}
.notice-item .notice-title .badge {
  margin-right: 4px;
}
.notice-item .notice-meta {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-top: 2px;
}
.notice-item .notice-summary {
  font-size: 0.83rem;
  color: var(--text-dim);
  margin: 6px 0 0;
}
.empty {
  color: var(--text-dim);
  font-size: 0.88rem;
  padding: 4px 0;
}

/* ---------- global notices ---------- */
.global-notices {
  margin-top: 34px;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}
.global-notices h2 {
  font-size: 1.05rem;
  margin: 0 0 4px;
}
.count {
  color: var(--text-dim);
  font-weight: 400;
  font-size: 0.85rem;
  margin-left: 6px;
}

/* ---------- changelog (新規更新) ---------- */
.changelog {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: 8px;
  padding: 14px 16px;
  margin: 22px 0 8px;
  box-shadow: var(--shadow);
}
.changelog .cl-head h2 {
  font-size: 1.15rem;
  margin: 0 0 4px;
}
.cl-date {
  font-size: 0.82rem;
  font-weight: 400;
  color: var(--text-dim);
  margin-left: 8px;
}
.cl-entry {
  border-top: 1px solid var(--border);
  padding-top: 12px;
  margin-top: 12px;
}
.cl-entry:first-child {
  border-top: 0;
  padding-top: 4px;
  margin-top: 4px;
}
.cl-entry-head {
  font-size: 1rem;
  margin: 0 0 4px;
  font-variant-numeric: tabular-nums;
}
.cl-badge-yes {
  background: var(--lvl3);
}
.cl-badge-no {
  background: var(--cat-muted);
}
.cl-summary {
  margin: 4px 0 8px;
  font-size: 0.9rem;
}
.changelog details {
  margin-top: 4px;
}
.changelog details > summary {
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--accent);
}
.cl-block {
  margin: 10px 0 4px;
  padding-left: 10px;
  border-left: 2px solid var(--border);
}
.cl-block > h4 {
  margin: 0 0 6px;
  font-size: 0.92rem;
}
.cl-item {
  margin-bottom: 10px;
}
.cl-item-ja,
.cl-change-ja {
  font-size: 0.87rem;
  font-weight: 600;
}
.cl-changes {
  margin: 0;
  padding-left: 1.1em;
}
.cl-changes > li {
  margin-bottom: 10px;
  font-size: 0.87rem;
}
.cl-en {
  display: block;
  font-size: 0.82rem;
  color: var(--text-dim);
  background: var(--surface-2);
  border-radius: 6px;
  padding: 6px 9px;
  margin: 4px 0 0;
  white-space: pre-wrap;
  border: 0;
  max-height: 16em;
  overflow: auto;
}
.cl-en-line {
  white-space: normal;
}
.cl-en-old {
  opacity: 0.75;
  text-decoration: line-through solid rgba(128, 128, 128, 0.35);
}
.cl-en-label {
  font-size: 0.76rem;
  color: var(--text-dim);
  margin-top: 4px;
}
.cl-link {
  display: inline-block;
  font-size: 0.8rem;
  margin-top: 4px;
}
.cl-more {
  margin-top: 12px;
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 12px;
  font-size: 0.83rem;
  cursor: pointer;
}
.cl-more:hover {
  border-color: var(--accent);
}

/* ---------- mode switch ---------- */
.mode-switch {
  display: flex;
  gap: 4px;
  margin: 16px 0 4px;
  border-bottom: 1px solid var(--border);
}
.mode-tab {
  appearance: none;
  background: transparent;
  border: 1px solid transparent;
  border-bottom: none;
  border-radius: 8px 8px 0 0;
  padding: 8px 14px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-dim);
  cursor: pointer;
}
.mode-tab.is-active {
  color: var(--text);
  background: var(--surface);
  border-color: var(--border);
  margin-bottom: -1px;
}

/* ---------- dx: symptom-based differential ---------- */
.dx-disclaimer {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 4px solid var(--lvl4);
  border-radius: 8px;
  padding: 12px 14px;
  font-size: 0.85rem;
  color: var(--text-dim);
  margin: 14px 0;
  box-shadow: var(--shadow);
}
.dx-disclaimer strong {
  color: var(--text);
}
.dx-inputs {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.dx-field {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
}
.dx-label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 8px;
}
.dx-label-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}
.dx-label-row .dx-label {
  margin: 0;
  flex: 1 1 auto;
}
.dx-label-row #dx-sym-filter {
  flex: 0 1 180px;
  padding: 5px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  font-size: 0.83rem;
}
.dx-mini-btn {
  appearance: none;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  border-radius: 6px;
  padding: 5px 10px;
  font-size: 0.8rem;
  cursor: pointer;
}
#dx-dest {
  width: 100%;
  padding: 10px 12px;
  font-size: 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
}
#dx-dest-clear {
  margin-top: 8px;
}
.dx-radios {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
}
.dx-radios label {
  font-size: 0.87rem;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  cursor: pointer;
}
.dx-checkgrid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 10px 16px;
}
.dx-group > h5 {
  margin: 4px 0 4px;
  font-size: 0.8rem;
  color: var(--text-dim);
  border-bottom: 1px dashed var(--border);
  padding-bottom: 2px;
}
.dx-chk {
  display: flex;
  gap: 6px;
  align-items: baseline;
  font-size: 0.85rem;
  padding: 2px 0;
  cursor: pointer;
}
.dx-chk .en {
  color: var(--text-dim);
  font-size: 0.85em;
}

.dx-result {
  margin-top: 22px;
}
.dx-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  margin-bottom: 12px;
  box-shadow: var(--shadow);
}
.dx-card-head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
}
.dx-card-head h3 {
  font-size: 1.1rem;
  margin: 0;
}
.dx-rank {
  font-weight: 800;
  color: var(--accent);
  font-size: 0.95rem;
}
.dx-scorebar {
  height: 6px;
  background: var(--surface-2);
  border-radius: 999px;
  overflow: hidden;
  margin: 8px 0 10px;
}
.dx-scorebar > span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--cat-consider), var(--cat-most));
}
.dx-why {
  font-size: 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.dx-why b {
  color: var(--text-dim);
  font-weight: 600;
}
.dx-chip {
  display: inline-block;
  font-size: 0.76rem;
  padding: 1px 7px;
  border-radius: 999px;
  margin: 2px 3px 0 0;
}
.dx-chip-sym {
  background: rgba(74, 143, 60, 0.16);
  color: var(--cat-routine);
}
.dx-chip-lab {
  background: rgba(10, 108, 189, 0.16);
  color: var(--cat-consider);
}
.dx-chip-against {
  background: var(--surface-2);
  color: var(--text-dim);
  text-decoration: line-through;
}
.dx-card details {
  margin-top: 8px;
}
.dx-card summary {
  cursor: pointer;
  font-size: 0.83rem;
  color: var(--accent);
}
.dx-card details p {
  font-size: 0.84rem;
  margin: 6px 0 0;
}
.dx-tx {
  margin-top: 8px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-left: 3px solid var(--cat-routine);
  border-radius: 6px;
  background: var(--surface-2);
}
.dx-tx p {
  margin: 0;
}

.dx-mnm {
  margin-top: 20px;
  border: 1px solid var(--lvl3);
  border-radius: 10px;
  padding: 12px 14px;
  background: var(--surface);
}
.dx-mnm > h3 {
  margin: 0 0 8px;
  font-size: 1rem;
}
.dx-mnm-item {
  border-top: 1px solid var(--border);
  padding-top: 8px;
  margin-top: 8px;
  font-size: 0.85rem;
}
.dx-mnm-item:first-of-type {
  border-top: 0;
  margin-top: 0;
  padding-top: 0;
}
.dx-mnm-item .en {
  color: var(--text-dim);
}

/* ---------- source sections (THP / FORTH) ---------- */
.src-section {
  margin: 14px 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}
.src-section > summary {
  cursor: pointer;
  padding: 10px 12px;
  font-size: 0.95rem;
}
.src-section[open] > summary {
  border-bottom: 1px solid var(--border);
}
.src-body {
  padding: 10px 14px;
  font-size: 0.86rem;
}
.src-thp > summary {
  border-left: 4px solid #1d70b8;
}
.src-forth > summary {
  border-left: 4px solid #b3272d;
}
.src-meta {
  color: var(--text-dim);
  font-size: 0.8rem;
  margin: 0 0 8px;
}
.src-attr {
  margin-top: 12px;
  padding-top: 8px;
  border-top: 1px dashed var(--border);
  font-size: 0.74rem;
  color: var(--text-dim);
  word-break: break-all;
}
.thp-tier {
  margin: 10px 0;
}
.thp-tier > h4 {
  margin: 0 0 6px;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 3px;
}
.thp-dis {
  margin: 6px 0;
}
.thp-dis > b {
  font-size: 0.88rem;
}

/* source badge on notice items */
.src-badge {
  color: #fff;
}
.src-badge-cdc {
  background: #0a6cbd;
}
.src-badge-thp {
  background: #1d70b8;
}
.src-badge-forth {
  background: #b3272d;
}

/* changelog per-source block */
.cl-src-block {
  margin: 12px 0 4px;
}
.cl-src-head {
  margin: 0 0 6px;
  font-size: 0.95rem;
  padding: 3px 8px;
  background: var(--surface-2);
  border-radius: 6px;
}

/* ---------- mode③: 診療リファレンス ---------- */
.ref-subtabs {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin: 14px 0 12px;
  border-bottom: 1px solid var(--border);
}
.ref-subtab {
  appearance: none;
  background: transparent;
  border: 1px solid transparent;
  border-bottom: none;
  border-radius: 8px 8px 0 0;
  padding: 6px 12px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-dim);
  cursor: pointer;
}
.ref-subtab.is-active {
  color: var(--text);
  background: var(--surface);
  border-color: var(--border);
  margin-bottom: -1px;
}
.ref-h2 {
  font-size: 1.2rem;
  margin: 6px 0 6px;
}
.ref-h3 {
  font-size: 1rem;
  margin: 18px 0 8px;
  padding-bottom: 3px;
  border-bottom: 1px solid var(--border);
}
.ref-panel h4 {
  font-size: 0.9rem;
  margin: 14px 0 6px;
}
.ref-lead {
  font-size: 0.86rem;
  color: var(--text-dim);
  margin: 0 0 14px;
}
.ref-disc {
  margin: 18px 0 8px;
  padding: 10px 12px;
  font-size: 0.8rem;
  color: var(--text-dim);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-left: 4px solid var(--lvl3);
  border-radius: 8px;
}
.ref-disc b {
  color: var(--lvl3);
}
.ref-dest-row {
  display: flex;
  gap: 8px;
  align-items: center;
}
.ref-dest-input,
.ref-date,
.ref-filter-input {
  flex: 1 1 auto;
  padding: 9px 12px;
  font-size: 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
}
.ref-date {
  flex: 0 0 auto;
}
.ref-country-box:not(:empty) {
  margin: 12px 0;
  padding: 12px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.ref-country-box .rec-text {
  white-space: pre-wrap;
  font-size: 0.84rem;
  color: var(--text-dim);
  margin: 6px 0;
}
.ref-thp-mal {
  margin-top: 10px;
  border-top: 1px dashed var(--border);
  padding-top: 8px;
}

/* --- ③ schedule --- */
.sched-pick:not(:empty) {
  margin: 14px 0;
  padding: 12px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.sched-pick-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  margin-bottom: 8px;
}
.sched-pick-head .dx-label {
  margin: 0;
  flex: 1 1 auto;
}
.sched-pick-btns {
  display: inline-flex;
  gap: 6px;
}
.sched-pick-group {
  margin: 8px 0;
}
.sched-pick-gradelabel {
  margin-bottom: 4px;
}
.sched-pick-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 4px 14px;
  padding-left: 4px;
}
.sched-accel-row {
  margin-top: 10px;
}
.sched-dates {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  align-items: flex-start;
}
.sched-date-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.sched-date-field .dx-label {
  margin: 0;
}
.sched-visit-hint {
  margin: 0;
}
.sched-dates .sched-accel-row {
  flex-basis: 100%;
  margin-top: 2px;
}
.sched-out {
  margin-top: 14px;
}
.sched-summary {
  font-size: 0.83rem;
  margin: 0 0 10px;
  padding: 6px 10px;
  background: var(--surface-2);
  border-radius: 6px;
}

/* 迅速化スケジュールの説明 */
.sched-accel-box {
  flex-basis: 100%;
}
.sched-accel-box .hint {
  margin: 4px 0 0;
}
.sched-accel-list {
  margin-top: 6px;
  font-size: 0.8rem;
}
.sched-accel-list > summary {
  cursor: pointer;
  color: var(--accent);
}
.sched-accel-list ul {
  margin: 6px 0 0;
  padding-left: 1.2em;
}
.sched-accel-list li {
  margin-bottom: 6px;
}
.sched-accel-list li .hint {
  margin: 2px 0 0;
}

/* 推奨度バッジ（表・一覧・タイムライン共通） */
.badge.sched-cat {
  white-space: normal;
  font-size: 0.68rem;
  line-height: 1.3;
}
.sched-table-wrap {
  overflow-x: auto;
}
.sched-tl-callout .sched-cat {
  display: inline-block;
  margin-left: 4px;
  font-size: 0.62rem;
  white-space: nowrap;
}
.sched-warn {
  border: 1px solid var(--lvl3);
  border-left: 4px solid var(--lvl3);
  border-radius: 8px;
  padding: 10px 12px;
  margin-bottom: 12px;
  font-size: 0.85rem;
  background: var(--surface);
}
.sched-warn ul {
  margin: 6px 0 0;
  padding-left: 1.2em;
}
.sched-warn li {
  margin-bottom: 4px;
}
table.sched-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 0.85rem;
}
table.sched-table th:nth-child(2),
table.sched-table td:nth-child(2) {
  min-width: 96px;
}
table.sched-table th,
table.sched-table td {
  border: 1px solid var(--border);
  padding: 7px 9px;
  text-align: left;
  vertical-align: top;
}
table.sched-table th {
  background: var(--surface-2);
}
.sched-date-c {
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}
.sched-row.st-tight {
  background: rgba(201, 130, 10, 0.12);
}
.sched-row.st-after,
.sched-row.st-past {
  color: var(--text-dim);
  background: var(--surface-2);
}
.sched-badge {
  margin-left: 6px;
}
.sched-tag {
  display: inline-block;
  font-size: 0.7rem;
  padding: 0 6px;
  margin-left: 6px;
  border: 1px solid var(--accent);
  border-radius: 999px;
  color: var(--accent);
}
.sched-lead {
  margin: 12px 0 0;
  padding-left: 1.2em;
  font-size: 0.83rem;
  color: var(--text-dim);
}
.sched-lead li {
  margin-bottom: 6px;
}

/* --- ③ schedule: 横型カレンダー --- */
.sched-tl-wrap {
  margin: 4px 0 16px;
}
.sched-tl {
  overflow-x: auto;
  overflow-y: hidden;
  padding: 6px 0 2px;
}
.sched-tl-track {
  position: relative;
  min-width: 640px;
  margin: 0 14px;
}
.sched-tl-axis {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 44px;
  height: 2px;
  background: var(--border);
}
.sched-tl-preblock {
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 34px;
  background: repeating-linear-gradient(
    -45deg,
    var(--surface-2),
    var(--surface-2) 5px,
    transparent 5px,
    transparent 10px
  );
  border-right: 1px dashed var(--text-dim);
  opacity: 0.8;
}
.sched-tl-visit > span {
  color: var(--text-dim);
}
.sched-tl-visit::before {
  background: var(--text-dim);
}
.sched-tl-month {
  position: absolute;
  top: 4px;
  bottom: 34px;
  width: 0;
  border-left: 1px dashed var(--border);
  opacity: 0.7;
}
.sched-tl-month > span {
  position: absolute;
  bottom: -18px;
  left: 3px;
  font-size: 0.68rem;
  color: var(--text-dim);
  white-space: nowrap;
}
.sched-tl-end {
  position: absolute;
  bottom: 4px;
  transform: translateX(-50%);
  text-align: center;
  font-size: 0.72rem;
  line-height: 1.25;
}
.sched-tl-end > span {
  display: block;
  font-weight: 700;
}
.sched-tl-end > small {
  color: var(--text-dim);
  font-variant-numeric: tabular-nums;
}
.sched-tl-end::before {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 100%;
  width: 2px;
  height: 8px;
  background: var(--text-dim);
  transform: translateX(-50%);
}
.sched-tl-today {
  transform: translateX(0);
  text-align: left;
}
.sched-tl-today::before {
  left: 1px;
  transform: none;
}
.sched-tl-dep {
  transform: translateX(-100%);
  text-align: right;
}
.sched-tl-dep > span {
  color: var(--accent);
}
.sched-tl-dep::before {
  left: auto;
  right: 1px;
  transform: none;
  background: var(--accent);
}
.sched-tl-marker {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 0;
}
.sched-tl-dot {
  position: absolute;
  left: 0;
  bottom: 45px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--cat-consider);
  border: 2px solid var(--surface);
  transform: translate(-50%, 50%);
}
.sched-tl-marker.st-tight .sched-tl-dot {
  background: var(--lvl2);
}
.sched-tl-stem {
  position: absolute;
  left: 0;
  bottom: 46px;
  width: 2px;
  background: var(--border);
  height: calc(var(--lane) * 40px + 10px);
  transform: translateX(-50%);
}
.sched-tl-callout {
  position: absolute;
  left: 0;
  bottom: calc(56px + var(--lane) * 40px);
  transform: translateX(-50%);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 3px 8px;
  font-size: 0.72rem;
  line-height: 1.35;
  white-space: nowrap;
  box-shadow: var(--shadow);
}
.sched-tl-callout > b {
  display: block;
  font-variant-numeric: tabular-nums;
  color: var(--text-dim);
  font-size: 0.68rem;
}
.sched-tl-marker.st-tight .sched-tl-callout {
  border-color: var(--lvl2);
}
.sched-tl-marker.edge-l .sched-tl-callout {
  transform: translateX(-6px);
}
.sched-tl-marker.edge-r .sched-tl-callout {
  transform: translateX(calc(-100% + 6px));
}
.sched-tl-callout .sched-badge {
  margin-left: 4px;
}
.sched-tl-after {
  margin: 6px 14px 0;
  font-size: 0.78rem;
  color: var(--text-dim);
}
.sched-tl-legend {
  display: flex;
  gap: 14px;
  margin: 8px 14px 0;
  font-size: 0.72rem;
  color: var(--text-dim);
}
.sched-tl-legend .lg::before {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-right: 4px;
  vertical-align: -1px;
}
.sched-tl-legend .lg-ok::before {
  background: var(--cat-consider);
}
.sched-tl-legend .lg-tight::before {
  background: var(--lvl2);
}
.sched-tl-legend .lg-live::before {
  background: var(--lvl3);
}

/* --- ④ malaria drug cards --- */
.ref-drugs {
  margin-top: 8px;
}
.drug-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 12px;
  margin-bottom: 8px;
}
.drug-card > summary {
  cursor: pointer;
  font-size: 0.92rem;
}
.drug-brand {
  color: var(--text-dim);
  font-weight: 400;
  font-size: 0.85em;
}
.drug-cost {
  float: right;
  font-size: 0.72rem;
  padding: 1px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text-dim);
}
.drug-cost.cost-high {
  border-color: var(--lvl3);
  color: var(--lvl3);
}
.drug-cost.cost-low {
  border-color: var(--lvl1);
  color: var(--lvl1);
}
dl.drug-dl {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 4px 12px;
  margin: 8px 0 2px;
  font-size: 0.83rem;
}
dl.drug-dl dt {
  font-weight: 700;
  color: var(--text-dim);
}
dl.drug-dl dd {
  margin: 0;
}

/* --- ⑤ entry requirements --- */
.ref-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  align-items: center;
  margin-bottom: 12px;
}
.entry-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.entry-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 12px;
}
.entry-card > summary {
  cursor: pointer;
  font-size: 0.9rem;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: baseline;
}
.entry-card > summary .badge {
  margin-left: 4px;
}
.badge.yf-required_from_risk {
  background: var(--lvl2);
}
.badge.yf-not_required {
  background: var(--cat-muted);
}
.badge.yf-unknown {
  background: var(--cat-consider);
}
.badge.entry-extra {
  background: var(--lvl3);
}
.entry-body {
  margin-top: 8px;
  font-size: 0.84rem;
}
.entry-body h4 {
  margin: 10px 0 4px;
}

/* --- ⑥ post-return & ⑦ special populations --- */
.pr-common,
.pr-vhf,
.pr-notify {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  margin: 14px 0;
}
.pr-vhf {
  border-left: 4px solid var(--lvl4);
}
.pr-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin: 14px 0 0;
}
.pr-nav-btn {
  appearance: none;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text-dim);
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
}
.pr-nav-btn.is-active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.pr-content {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 0 8px 8px 8px;
  padding: 12px 14px;
  margin-bottom: 8px;
}
ol.pr-ol {
  margin: 6px 0;
  padding-left: 1.3em;
  font-size: 0.85rem;
}
ol.pr-ol > li {
  margin-bottom: 6px;
}
h4.pr-red {
  color: var(--lvl4);
}
.pr-red-list {
  margin: 6px 0;
  padding-left: 1.2em;
  font-size: 0.85rem;
}
.pr-red-list > li {
  margin-bottom: 4px;
}
.pr-dx-item {
  border-top: 1px solid var(--border);
  padding: 6px 0;
  font-size: 0.85rem;
}
.pr-dx-item:first-child {
  border-top: 0;
}
.pr-dx-item .en {
  color: var(--text-dim);
}
.pr-notify-row {
  font-size: 0.82rem;
  margin: 6px 0;
  padding-left: 8px;
  border-left: 2px solid var(--border);
}
.sp-summary {
  font-size: 0.86rem;
  font-weight: 600;
}
.sp-sect {
  border-top: 1px solid var(--border);
  padding-top: 8px;
  margin-top: 10px;
  font-size: 0.85rem;
}
.sp-sect p {
  margin: 4px 0;
}
.sp-sect ul {
  margin: 4px 0;
  padding-left: 1.2em;
}
.badge.sp-live {
  background: var(--lvl3);
}

/* --- ⑧ packing --- */
.pack-add:not(:empty) {
  margin: 12px 0;
}
.pack-rule,
.pack-cat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 14px;
  margin-bottom: 8px;
}
.pack-rule {
  border-left: 4px solid var(--cat-most);
}
.pack-rule ul,
.pack-cat ul {
  margin: 4px 0;
  padding-left: 1.2em;
  font-size: 0.84rem;
}
.pack-rule li,
.pack-cat li {
  margin-bottom: 3px;
}

/* ---------- 英語原文の Google 翻訳（ワンボタン） ---------- */
.tr-hint {
  max-width: 940px;
  margin: 8px auto 0;
  padding: 0 16px;
  font-size: 0.76rem;
  color: var(--text-dim);
}
button.tr-btn {
  appearance: none;
  display: inline-block;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--accent);
  border-radius: 999px;
  padding: 1px 10px;
  font-size: 0.74rem;
  font-weight: 600;
  cursor: pointer;
  margin: 4px 0 2px;
}
button.tr-btn:hover {
  border-color: var(--accent);
}
button.tr-btn.tr-on {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
button.tr-btn:disabled {
  opacity: 0.6;
  cursor: default;
}
.tr-out {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 6px;
  padding: 6px 10px;
  margin: 2px 0 10px;
  font-size: 0.85rem;
}
.tr-out-label {
  display: block;
  font-size: 0.7rem;
  color: var(--text-dim);
  margin-bottom: 3px;
}
.tr-out-body {
  white-space: pre-wrap;
}

/* ---------- footer ---------- */
.site-footer {
  max-width: 940px;
  margin: 0 auto;
  padding: 20px 16px 40px;
  font-size: 0.8rem;
  color: var(--text-dim);
  border-top: 1px solid var(--border);
}
.warn {
  color: var(--lvl3);
}