/* news-watch: restrained editorial UI inspired by the design principles of DADS.
   This is a project-specific stylesheet, not an official Digital Agency theme. */
:root {
  color-scheme: light;
  --bg: #ffffff;
  --surface: #ffffff;
  --text: #20252b;
  --muted: #4d5862;
  --border: #8b949e;
  --subtle-border: #c6cdd3;
  --accent: #004b8d;
  --band: #f4f6f8;
  --error: #b42318;
}
@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --bg: #16191d;
    --surface: #16191d;
    --text: #f0f2f4;
    --muted: #c2c8ce;
    --border: #909aa4;
    --subtle-border: #68727c;
    --accent: #a2d1ff;
    --band: #242b32;
    --error: #ff9e95;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.65 system-ui, -apple-system, "Hiragino Sans", "Yu Gothic UI", "Noto Sans JP", sans-serif;
  overflow-wrap: anywhere;
}
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.site-header {
  background: var(--bg);
  border-bottom: 1px solid var(--subtle-border);
  padding: 24px 0;
}
.site-header h1 {
  margin: 0;
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.45;
}
.lead { margin: 4px 0 20px; color: var(--muted); font-size: 1rem; text-wrap: balance; }
/* 操作エリア。flex-wrap任せにせず、画面幅ごとに行構成を固定する（高さはすべて44px）。
   〜719px: タブ（全幅）→ 月 → 並び順 → 検索欄（それぞれ1行）
   720〜1099px: 1行目にタブ、2行目に表示中のタブの操作（日刊は 月｜並び順｜検索欄）
   1100px〜: すべて横1行（検索欄が残りの幅を使う） */
.controls { display: grid; grid-template-columns: minmax(0, 1fr); align-items: center; gap: 12px 24px; }
.control-set {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  justify-items: start;
  align-items: center;
  gap: 12px 16px;
  min-width: 0;
}
.control-set[hidden] { display: none; }
.control-set > * { max-width: 100%; } /* 長い選択肢（週の期間など）でも狭い画面からはみ出さない */
.search-box { display: flex; gap: 8px; justify-self: stretch; min-width: 0; }
.search-box input {
  flex: 1;
  min-width: 0;
  min-height: 44px;
  padding: 7px 12px;
  font: inherit;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 2px;
}
.search-box input::placeholder { color: var(--muted); opacity: 1; }
.search-box button, .more {
  font: inherit;
  min-height: 44px;
  padding: 0 16px;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 2px;
  cursor: pointer;
}
.search-box button:disabled { color: var(--muted); cursor: default; }
.search-box button:not(:disabled):hover, .more:hover { background: var(--band); }
.search-summary { margin: 12px 0 20px; color: var(--muted); font-size: .94rem; }
.search-empty { margin: 0; padding: 16px 0; }
.more { display: block; margin: 24px auto 0; }
.more[hidden] { display: none; }
.mode-switch { display: flex; border: 1px solid var(--border); border-radius: 2px; }
.mode-switch button {
  font: inherit;
  min-height: 42px; /* 枠線1px×2と合わせて、他の操作と同じ44pxにそろえる */
  min-width: 80px;
  padding: 0 20px;
  border: 0;
  border-radius: 0;
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}
.mode-switch button + button { border-left: 1px solid var(--border); }
.mode-switch button:hover { background: var(--band); }
.mode-switch button[aria-pressed="true"] { background: var(--text); color: var(--bg); font-weight: 650; }
.order-picker { display: flex; align-items: center; gap: 8px; color: var(--text); }
select {
  font: inherit;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 2px;
  min-height: 44px;
  padding: 7px 36px 7px 12px;
  max-width: 100%;
}
main.wrap { padding-top: 32px; padding-bottom: 72px; }
#status { color: var(--muted); padding: 16px 0; }
#status.error { color: var(--error); }
.month-head {
  display: flex; align-items: baseline; flex-wrap: wrap;
  gap: 8px 16px; padding-bottom: 12px;
  border-bottom: 2px solid var(--text);
}
.month-head h2 { margin: 0; font-size: 1.35rem; line-height: 1.45; }
.count { color: var(--muted); font-size: .875rem; font-weight: 400; }
.day {
  margin-top: 0;
  padding: 0 0 16px;
  border-bottom: 1px solid var(--subtle-border);
}
.day-summary {
  display: flex; align-items: center; gap: 12px;
  min-height: 52px;
  padding: 12px 4px;
  cursor: pointer;
  list-style: none;
  font-size: 1.075rem;
  font-weight: 650;
  border-radius: 0;
}
.day-summary::-webkit-details-marker { display: none; }
.day-summary::before {
  content: "";
  width: 7px; height: 7px; flex: none;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(-45deg);
  transition: transform .12s;
}
.day[open] > .day-summary::before { transform: rotate(45deg); }
.day-summary:hover { background: var(--band); }
.day-title { min-width: 0; }
.theme { margin: 10px 0 24px; }
.theme-title {
  margin: 0 0 12px;
  padding-left: 10px;
  border-left: 3px solid var(--text);
  color: var(--text);
  font-size: 1rem;
  line-height: 1.5;
  font-weight: 650;
}
.theme-title .count { margin-left: 12px; }
.theme-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 360px), 1fr));
  gap: 16px;
}
.card {
  display: flex; flex-direction: column;
  height: 100%; min-width: 0;
  background: var(--surface);
  border: 1px solid var(--subtle-border);
  border-radius: 2px;
  padding: 16px;
}
.card:hover { border-color: var(--border); }
.card-title {
  margin: 0 0 10px;
  font-size: 1.035rem;
  line-height: 1.55;
  font-weight: 650;
}
.card-title a { color: var(--text); text-decoration: underline; text-underline-offset: 3px; }
.card-title a:hover { color: var(--accent); }
.meta {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: .875rem;
  line-height: 1.5;
}
.desc {
  margin: 0 0 12px;
  font-size: .94rem;
  line-height: 1.65;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  overflow: hidden;
}
.card-bottom { margin-top: auto; padding-top: 4px; }
.open {
  display: inline-block;
  color: var(--accent);
  font-size: .925rem;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.open:hover { text-decoration-thickness: 2px; }
.foot {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: .875rem;
  line-height: 1.45;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.latest {
  flex: none;
  color: var(--accent);
  font-size: .875rem;
  font-weight: 650;
  line-height: 1.5;
}
/* 週刊: 1カラムの読み物。行長を抑える */
.weekly { max-width: 42rem; }
.weekly-head { padding-bottom: 12px; border-bottom: 2px solid var(--text); }
.weekly-kicker { margin: 0 0 4px; color: var(--muted); font-size: .875rem; }
.weekly-head h2 { margin: 0; font-size: 1.35rem; line-height: 1.45; }
.weekly-period { margin: 4px 0 0; color: var(--muted); font-size: .94rem; }
.weekly p { line-height: 1.85; }
.weekly-section { margin-top: 40px; }
.weekly-section > h3 {
  margin: 0 0 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--subtle-border);
  font-size: 1.2rem;
  line-height: 1.5;
}
.weekly-section > p { margin: 0 0 1em; }
.topic { margin: 0 0 40px; }
.topic-title {
  margin: 0 0 12px;
  padding-left: 10px;
  border-left: 3px solid var(--text);
  font-size: 1.075rem;
  line-height: 1.55;
  font-weight: 650;
}
.topic > p { margin: 0 0 1em; }
.implication { margin: 16px 0; padding: 12px 16px; background: var(--band); }
.implication p { margin: 0 0 .5em; }
.implication p:last-child { margin-bottom: 0; }
.implication-label, .sources-label { font-size: .875rem; font-weight: 650; }
.implication .implication-label { margin-bottom: 4px; line-height: 1.5; }
.sources { margin-top: 16px; }
.sources .sources-label { margin: 0 0 4px; color: var(--muted); line-height: 1.5; }
.sources ul { margin: 0; padding-left: 1.25em; }
.sources li { margin: 0 0 6px; font-size: .925rem; line-height: 1.6; }
.sources a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.sources a:hover { text-decoration-thickness: 2px; }
.weekly-notes {
  margin-top: 40px;
  padding-top: 16px;
  border-top: 1px solid var(--subtle-border);
  color: var(--muted);
  font-size: .875rem;
}
.weekly-notes p { margin: 0 0 4px; line-height: 1.6; }
.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}
a:focus-visible, select:focus-visible, button:focus-visible, input:focus-visible, .day-summary:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}
@media (max-width: 480px) {
  .wrap { padding: 0 16px; }
  main.wrap { padding-top: 24px; }
  .site-header { padding: 20px 0; }
  .controls { gap: 8px 12px; }
  .card { padding: 14px; }
  .weekly-section { margin-top: 32px; }
  .implication { padding: 12px; }
}
@media (max-width: 719px) {
  .mode-switch button { flex: 1; } /* タブは全幅で均等割り */
}
@media (min-width: 720px) {
  .mode-switch { justify-self: start; }
  #daily-controls { grid-template-columns: auto auto minmax(260px, 1fr); }
}
@media (min-width: 1100px) {
  .controls { grid-template-columns: auto minmax(0, 1fr); }
}
@media (prefers-reduced-motion: reduce) {
  .day-summary::before { transition: none; }
}