/* ==========================================================================
   Daily Media Common Base Stylesheet (tk.st)
   Shared by: Retail Tech Daily Brief, Nitori Daily Brief

   Design: "Editorial Wire"
   毎朝3〜5分で読み切る業界ブリーフのための、罫線主体のエディトリアル・システム。
   影ではなくヘアライン、色ではなく余白と階層で情報を切り分ける。
   見出しは明朝、本文はゴシック、メタ情報は等幅の三層構成。Web フォントは読まず、端末のフォントで組む。

   テーマ色は <body data-daily-media> ごとに --primary 系トークンだけを上書きする（1-2）。
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. デザイントークン
   -------------------------------------------------------------------------- */
:root {
  /* 紙面の地色。青みではなく僅かに暖色寄りのニュートラルで、
     ティール／コバルトどちらのテーマ色とも喧嘩しない */
  --paper: #faf9f7;
  --surface: #ffffff;
  --surface-2: #f4f3f0;
  --surface-3: #ebeae6;

  --rule: #e6e4de;
  --rule-strong: #d5d2ca;
  --rule-faint: #f0eeea;

  --ink: #16181c;
  --ink-2: #4a4f57;
  --ink-3: #6a7079;
  --ink-4: #8b9099;

  /* テーマ色の既定値（Retail Tech のコバルト）。Nitori の値は 1-2。
     明るいテーマ色を小さな文字に使うと AA を割るため、文字用に暗い派生色 --primary-ink を持つ */
  --primary: #1a47d4;
  --primary-ink: #1a47d4;
  --primary-subtle: rgba(26, 71, 212, 0.06);
  --primary-border: rgba(26, 71, 212, 0.24);
  --primary-shadow: rgba(26, 71, 212, 0.38);

  /* 地域バッジはテーマ色と競合しないよう中立色＋暖色の対比で組む。
     多数派の「国内」を無彩色に、少数派の「海外」を暖色にして視線を拾わせる */
  --jp: #4a4f57;
  --jp-bg: rgba(74, 79, 87, 0.08);
  --global: #9a5216;
  --global-bg: rgba(154, 82, 22, 0.09);

  --radius-xs: 3px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-pill: 999px;

  --shadow-md: 0 10px 30px -18px rgba(22, 24, 28, 0.35);

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Hiragino Sans", "Noto Sans JP", sans-serif;
  --font-display: "Noto Serif JP", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;

  --gutter: 24px;
  --measure: 1080px;
}

/* 1-2. 媒体ごとのテーマ色。Retail Tech（シグナル・コバルト。白地で約 8:1 出るので文字色もブランド色のまま）は
   :root の既定値を使い、Nitori だけ上書きする */
[data-daily-media="nitoridaily"] {
  /* ニトリグリーン R0 G158 B150。白地の小さな文字でも AA（4.5:1）を満たすよう、文字色は暗いティール */
  --primary: #009e96;
  --primary-ink: #00736d;
  --primary-subtle: rgba(0, 158, 150, 0.07);
  --primary-border: rgba(0, 158, 150, 0.28);
  --primary-shadow: rgba(0, 158, 150, 0.4);
}

/* --------------------------------------------------------------------------
   2. リセットと土台
   -------------------------------------------------------------------------- */
/* display を指定した要素も hidden 属性で隠す（個々の要素に [hidden] を書かない） */
[hidden] {
  display: none !important;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 86px;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.8;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "palt" 1;
}

img,
svg {
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

::selection {
  background: var(--primary-ink);
  color: #fff;
}

:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: var(--radius-xs);
}

.container {
  width: 100%;
  max-width: var(--measure);
  margin: 0 auto;
  padding-inline: var(--gutter);
}

/* --------------------------------------------------------------------------
   3. 共通のマイクロタイポグラフィ
   -------------------------------------------------------------------------- */
.kw-scan {
  font-weight: 700;
  color: var(--ink);
  background: linear-gradient(transparent 62%, var(--primary-subtle) 62%);
  box-shadow: inset 0 -1px 0 var(--primary-border);
}

.text-link {
  color: var(--primary-ink);
  font-weight: 700;
  border-bottom: 1px solid var(--primary-border);
  transition: border-color 0.18s ease;
}

.text-link:hover {
  border-bottom-color: var(--primary);
}

/* --------------------------------------------------------------------------
   4. ヘッダー
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(250, 249, 247, 0.86);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--rule);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 62px;
  width: 100%;
  max-width: var(--measure);
  margin: 0 auto;
  padding-inline: var(--gutter);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  min-width: 0;
}

.brand-mark {
  display: flex;
  flex-shrink: 0;
  transition: transform 0.25s cubic-bezier(0.2, 0.8, 0.3, 1);
}

.brand:hover .brand-mark {
  transform: rotate(-4deg) scale(1.05);
}

.brand-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
  line-height: 1.25;
}

.brand-name {
  font-family: var(--font-sans);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--ink);
  white-space: nowrap;
}

.brand-tag {
  font-size: 11px;
  font-weight: 500;
  color: var(--ink-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.header-search {
  position: relative;
  display: flex;
  align-items: center;
  width: 230px;
  height: 44px;
  overflow: hidden;
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.header-search:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-subtle);
}

.header-search-label {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.header-search input {
  min-width: 0;
  width: 100%;
  height: 100%;
  padding: 0 4px 0 11px;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
  font: inherit;
  font-size: 12.5px;
}

.header-search input::placeholder {
  color: var(--ink-4);
}

.header-search-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 34px;
  height: 100%;
  border: 0;
  background: transparent;
  color: var(--ink-2);
  cursor: pointer;
  transition: color 0.18s ease, background-color 0.18s ease;
}

.header-search-submit:hover {
  color: var(--primary-ink);
  background: var(--primary-subtle);
}

.header-menu {
  position: relative;
}

.header-menu-button {
  padding: 0;
  font: inherit;
  cursor: pointer;
}

.header-menu-button[aria-expanded="true"] {
  color: var(--primary-ink);
  border-color: var(--primary-border);
  background: var(--primary-subtle);
}

.header-menu-panel {
  position: absolute;
  top: calc(100% + 9px);
  right: 0;
  width: 220px;
  padding: 6px;
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow-md);
}

.header-menu-panel a {
  display: flex;
  align-items: center;
  min-height: 40px;
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  color: var(--ink-2);
  font-size: 13px;
  font-weight: 700;
  transition: color 0.18s ease, background-color 0.18s ease;
}

.header-menu-panel a:hover,
.header-menu-panel a:focus-visible {
  color: var(--primary-ink);
  background: var(--primary-subtle);
}

.header-menu-panel .header-menu-media-link {
  margin-top: 4px;
  padding-top: 9px;
  border-top: 1px solid var(--rule);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--rule);
  background: var(--surface);
  color: var(--ink-2);
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.icon-btn:hover {
  color: var(--primary-ink);
  border-color: var(--primary-border);
  background: var(--primary-subtle);
}

/* --------------------------------------------------------------------------
   5. パンくず
   -------------------------------------------------------------------------- */
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 20px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--ink-3);
}

.breadcrumbs a {
  color: var(--ink-3);
  transition: color 0.18s ease;
}

.breadcrumbs a:hover {
  color: var(--primary-ink);
}

.breadcrumbs .sep {
  color: var(--ink-4);
}

.breadcrumbs strong {
  color: var(--ink);
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   6. バッジ類
   -------------------------------------------------------------------------- */
.engine-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--rule);
  background: var(--surface);
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--ink-2);
  white-space: nowrap;
}

.engine-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ink-3);
  flex-shrink: 0;
}

.engine-deepseek {
  border-color: rgba(37, 99, 235, 0.28);
  color: #1d4ed8;
  background: rgba(37, 99, 235, 0.05);
}

.engine-deepseek .engine-dot {
  background: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.14);
}

/* Claude のテラコッタ。小さな文字は読みやすい暗めの派生色にする。 */
.engine-anthropic {
  border-color: rgba(217, 119, 87, 0.3);
  color: #a14e36;
  background: rgba(217, 119, 87, 0.05);
}

.engine-anthropic .engine-dot {
  background: #d97757;
  box-shadow: 0 0 0 3px rgba(217, 119, 87, 0.14);
}

.engine-openai {
  border-color: rgba(13, 148, 136, 0.3);
  color: #0f766e;
  background: rgba(13, 148, 136, 0.05);
}

.engine-openai .engine-dot {
  background: #0d9488;
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.14);
}

.engine-fallback {
  border-color: rgba(180, 83, 9, 0.3);
  color: #b45309;
  background: rgba(180, 83, 9, 0.05);
}

.engine-fallback .engine-dot {
  background: #d97706;
  box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.14);
}

/* --------------------------------------------------------------------------
   7. セクション見出し（罫線と番号で区切る）
   -------------------------------------------------------------------------- */
.section-head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 14px;
  margin: 56px 0 22px;
}

/* 見出しは折り返させる。SNS セクションのように長い見出しがあるため、
   nowrap にすると狭い画面でページ全体が横スクロールしてしまう */
.section-title {
  flex: 0 1 auto;
  min-width: 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.55;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.section-rule {
  flex: 1 1 20px;
  min-width: 20px;
  height: 1px;
  background: var(--rule);
  transform: translateY(-4px);
}

.section-count {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink-3);
  white-space: nowrap;
}

/* --------------------------------------------------------------------------
   8. パネル（共通の囲み）
   -------------------------------------------------------------------------- */
.panel {
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: var(--radius-md);
  padding: 22px 24px;
}

.panel + .panel {
  margin-top: 16px;
}

.panel > .panel-title:first-child {
  margin-bottom: 15px;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px 16px;
  margin-bottom: 14px;
}

.panel-title {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.panel-title svg {
  color: var(--primary);
  flex-shrink: 0;
}

.panel-head-aside {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.panel-note {
  font-size: 11px;
  color: var(--ink-3);
}

/* --- Executive Summary --- */
.panel-exec {
  border-left: 2px solid var(--primary);
  border-radius: var(--radius-xs) var(--radius-md) var(--radius-md) var(--radius-xs);
  background: linear-gradient(180deg, var(--primary-subtle), transparent 120px), var(--surface);
}

.exec-list {
  list-style: none;
  counter-reset: exec;
  display: grid;
  gap: 12px;
}

.exec-list li {
  counter-increment: exec;
  position: relative;
  padding-left: 30px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink-2);
}

.exec-list li::before {
  content: counter(exec, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.28em;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--primary-ink);
}

/* --------------------------------------------------------------------------
   9. Issue マストヘッド
   -------------------------------------------------------------------------- */
.issue {
  padding-bottom: 24px;
}

.issue-masthead {
  padding: 30px 0 34px;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 30px;
}

.issue-kicker {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.kicker-tag {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #fff;
  background: var(--ink);
  padding: 4px 9px;
  border-radius: var(--radius-xs);
}

.kicker-date {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--ink-2);
}

.issue-title {
  font-family: var(--font-display);
  font-size: clamp(25px, 4.2vw, 38px);
  font-weight: 700;
  line-height: 1.42;
  letter-spacing: 0.005em;
  color: var(--ink);
  text-wrap: balance;
}

.issue-lede {
  margin-top: 16px;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--ink-2);
  /* 48em (=696px) は欧文向けの行長。和文だと本文幅を300px以上余らせたまま
     「リテールメディア|などの」のように語の途中で折れていた。行長はコンテナに
     委ね、折る位置と行の揃えだけ整える（auto-phrase は未対応ブラウザでは無視）。 */
  text-wrap: balance;
  word-break: auto-phrase;
}

.issue-stats {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--rule-faint);
}

.stat {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--ink-3);
}

.stat svg {
  color: var(--ink-4);
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   10. クイックインデックス
   -------------------------------------------------------------------------- */
.qi-list {
  list-style: none;
  border-top: 1px solid var(--rule-faint);
}

.qi-item {
  border-bottom: 1px solid var(--rule-faint);
}

.qi-link {
  display: grid;
  grid-template-columns: 30px 1fr 16px;
  align-items: baseline;
  gap: 12px;
  padding: 11px 6px 11px 0;
  transition: background-color 0.16s ease;
}

.qi-link:hover {
  background: var(--surface-2);
}

.qi-num {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--ink-3);
  transition: color 0.16s ease;
}

.qi-link:hover .qi-num {
  color: var(--primary-ink);
}

.qi-body {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 10px;
  min-width: 0;
}

.qi-tags {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  flex-shrink: 0;
}

.qi-badge {
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 2px 6px;
  border-radius: var(--radius-xs);
}

.qi-badge.badge-jp {
  color: var(--jp);
  background: var(--jp-bg);
}

.qi-badge.badge-global {
  color: var(--global);
  background: var(--global-bg);
}

.qi-cat {
  font-size: 11px;
  font-weight: 500;
  color: var(--ink-3);
  white-space: nowrap;
}

.qi-title {
  flex: 1 1 320px;
  min-width: 0;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--ink-2);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color 0.16s ease;
}

.qi-link:hover .qi-title {
  color: var(--primary-ink);
}

.qi-icon {
  color: var(--ink-4);
  align-self: center;
  transition: transform 0.16s ease, color 0.16s ease;
}

.qi-link:hover .qi-icon {
  color: var(--primary-ink);
  transform: translateY(2px);
}

.qi-sns-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 11px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--primary-border);
  background: var(--primary-subtle);
  font-size: 11.5px;
  font-weight: 700;
  color: var(--primary-ink);
  transition: background-color 0.18s ease;
}

.qi-sns-link:hover {
  background: var(--primary-ink);
  color: #fff;
  border-color: var(--primary);
}

.qi-sns-link svg {
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   11. フィルターバー
   -------------------------------------------------------------------------- */
.filter-wrapper {
  position: sticky;
  top: 62px;
  z-index: 40;
  background: rgba(250, 249, 247, 0.94);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-block: 1px solid var(--rule);
  margin-bottom: 4px;
  padding: 10px 0 11px;
}

.filter-bar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 9px;
}

.filter-label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.filter-label svg {
  color: var(--ink-4);
}

.filter-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.filter-status {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--ink-3);
}

.filter-status strong {
  color: var(--ink);
  font-weight: 700;
}

.filter-reset-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  border: 1px solid var(--rule-strong);
  background: var(--surface);
  color: var(--ink-2);
  font-family: var(--font-sans);
  font-size: 11.5px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.filter-reset-btn:hover {
  color: var(--primary-ink);
  border-color: var(--primary-border);
  background: var(--primary-subtle);
}

/* 表示モードトグル */
.view-mode-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0;
  border: 0;
  background: transparent;
  font-family: var(--font-sans);
  cursor: pointer;
  user-select: none;
  font-size: 11.5px;
  font-weight: 700;
  color: var(--ink-3);
  transition: color 0.18s ease;
}

.view-mode-toggle:hover,
.view-mode-toggle[aria-pressed="true"] {
  color: var(--ink);
}

.toggle-track {
  position: relative;
  width: 32px;
  height: 18px;
  border-radius: var(--radius-pill);
  background: var(--surface-3);
  border: 1px solid var(--rule-strong);
  transition: background-color 0.2s ease, border-color 0.2s ease;
  flex-shrink: 0;
}

.toggle-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--surface);
  box-shadow: 0 1px 2px rgba(22, 24, 28, 0.25);
  transition: transform 0.2s cubic-bezier(0.2, 0.8, 0.3, 1);
}

.view-mode-toggle[aria-pressed="true"] .toggle-track {
  background: var(--primary);
  border-color: var(--primary);
}

.view-mode-toggle[aria-pressed="true"] .toggle-thumb {
  transform: translateX(14px);
}

/* チップ */
.filter-chips-scroll {
  display: flex;
  align-items: center;
  gap: 7px;
  overflow-x: auto;
  scrollbar-width: none;
  padding-bottom: 2px;
  scroll-padding-inline: 24px;
}

.filter-chips-scroll::-webkit-scrollbar {
  display: none;
}

.filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
  border: 1px solid var(--rule-strong);
  background: var(--surface);
  color: var(--ink-2);
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.16s ease, border-color 0.16s ease, background-color 0.16s ease;
}

.filter-chip:hover {
  border-color: var(--primary-border);
  color: var(--primary-ink);
}

.filter-chip.active {
  background: var(--ink);
  border-color: var(--ink);
  color: #fff;
}

.chip-count {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  color: var(--ink-3);
}

.filter-chip.active .chip-count {
  color: rgba(255, 255, 255, 0.7);
}

.chip-divider {
  width: 1px;
  height: 16px;
  background: var(--rule);
  flex-shrink: 0;
  margin-inline: 2px;
}

.filter-chip-watch {
  border-color: var(--primary-border);
  color: var(--primary-ink);
}

.watch-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
  padding: 9px 14px;
  border: 1px solid var(--primary-border);
  border-radius: var(--radius-sm);
  background: var(--primary-subtle);
  color: var(--primary-ink);
  font-size: 12px;
}

.watch-banner button {
  border: 1px solid var(--primary-border);
  border-radius: var(--radius-pill);
  background: var(--surface);
  color: var(--primary-ink);
  font-family: var(--font-sans);
  font-size: 11.5px;
  font-weight: 700;
  padding: 4px 12px;
  cursor: pointer;
}

.watch-banner button:hover {
  background: var(--surface-2);
  border-color: var(--ink-3);
}

/* --------------------------------------------------------------------------
   12. ニュースカード
   -------------------------------------------------------------------------- */
.articles-list {
  display: flex;
  flex-direction: column;
}

.news-card {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 0 8px;
  padding: 30px 0;
  border-bottom: 1px solid var(--rule);
  scroll-margin-top: 158px;
}

.news-card:first-child {
  padding-top: 26px;
}

.card-index {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--ink-3);
  padding-top: 3px;
  position: sticky;
  top: 154px;
  align-self: start;
}

.card-index::after {
  content: "";
  display: block;
  width: 18px;
  height: 1px;
  background: var(--rule-strong);
  margin-top: 9px;
}

.card-main {
  min-width: 0;
}

.card-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px;
  margin-bottom: 11px;
}

.region-badge,
.category-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 3px 8px;
  border-radius: var(--radius-xs);
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: filter 0.16s ease, border-color 0.16s ease;
}

.region-badge.badge-jp {
  color: var(--jp);
  background: var(--jp-bg);
}

.region-badge.badge-global {
  color: var(--global);
  background: var(--global-bg);
}

.category-badge {
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.01em;
  color: var(--ink-2);
  background: var(--surface-2);
  border-color: var(--rule);
}

.region-badge:hover,
.category-badge:hover {
  filter: brightness(0.96);
  border-color: var(--primary-border);
}

.source-tag {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.03em;
  color: var(--ink-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 45%;
}

.card-title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.6;
  letter-spacing: 0.005em;
  color: var(--ink);
}

.card-title a {
  display: inline;
  background-image: linear-gradient(var(--primary), var(--primary));
  background-size: 0 1px;
  background-position: 0 100%;
  background-repeat: no-repeat;
  transition: background-size 0.3s cubic-bezier(0.2, 0.8, 0.3, 1), color 0.2s ease;
}

.card-title a:hover {
  color: var(--primary-ink);
  background-size: 100% 1px;
}

.external-icon {
  color: var(--ink-4);
  vertical-align: 1px;
  margin-left: 3px;
}

.card-title a:hover .external-icon {
  color: var(--primary-ink);
}

.original-title {
  margin-top: 7px;
  font-family: var(--font-sans);
  font-size: 12.5px;
  font-style: italic;
  line-height: 1.6;
  color: var(--ink-3);
}

.card-summary {
  margin-top: 12px;
}

.card-summary p {
  font-size: 14.5px;
  line-height: 1.92;
  color: var(--ink-2);
}

/* --- Why it matters --- */
.why-it-matters {
  margin-top: 18px;
  padding: 15px 17px;
  border: 1px solid var(--rule);
  border-left: 2px solid var(--primary);
  border-radius: var(--radius-xs) var(--radius-sm) var(--radius-sm) var(--radius-xs);
  background: var(--primary-subtle);
}

.wim-header {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 10px;
  color: var(--primary-ink);
}

.wim-header strong {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.wim-header svg {
  flex-shrink: 0;
}

.wim-takeaway {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.takeaway-badge {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: #fff;
  background: var(--primary-ink);
  padding: 2px 7px;
  border-radius: var(--radius-xs);
}

.takeaway-text {
  font-size: 14.5px;
  font-weight: 700;
  line-height: 1.8;
  color: var(--ink);
}

.wim-detail {
  margin-top: 11px;
  padding-top: 11px;
  border-top: 1px dashed var(--primary-border);
  font-size: 13.5px;
  line-height: 1.88;
  color: var(--ink-2);
}

/* --- カードフッター --- */
.card-footer {
  margin-top: 16px;
}

.card-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.share-copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--rule-strong);
  background: var(--surface);
  color: var(--ink-2);
  font-family: var(--font-sans);
  font-size: 11.5px;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.share-copy-btn:hover {
  color: var(--primary-ink);
  border-color: var(--primary-border);
  background: var(--primary-subtle);
}

.share-copy-btn.copied {
  color: #fff;
  background: var(--primary-ink);
  border-color: var(--primary);
}

.source-link {
  margin-left: auto;
  font-size: 12px;
  font-weight: 700;
  color: var(--primary-ink);
  border-bottom: 1px solid transparent;
  transition: border-color 0.18s ease;
}

.source-link:hover {
  border-bottom-color: var(--primary);
}

.source-link.is-missing {
  color: var(--ink-3);
  font-weight: 500;
  cursor: not-allowed;
}

.source-link.is-missing:hover {
  border-bottom-color: transparent;
}

/* --- フィルター結果 --- */
.news-card.is-hidden {
  display: none;
}

.no-results-msg {
  padding: 44px 24px;
  text-align: center;
  border: 1px dashed var(--rule-strong);
  border-radius: var(--radius-md);
  color: var(--ink-3);
  font-size: 13.5px;
  margin-top: 24px;
}

/* --- 3行コンパクト表示 --- */
.articles-list.compact-view .news-card {
  padding: 16px 0;
}

.articles-list.compact-view .card-index {
  position: static;
  padding-top: 1px;
}

.articles-list.compact-view .card-index::after {
  display: none;
}

.articles-list.compact-view .card-title {
  font-size: 16px;
  line-height: 1.65;
}

.articles-list.compact-view .original-title,
.articles-list.compact-view .card-summary,
.articles-list.compact-view .wim-detail,
.articles-list.compact-view .card-footer,
.articles-list.compact-view .wim-header,
.articles-list.compact-view .source-tag {
  display: none;
}

.articles-list.compact-view .why-it-matters {
  margin-top: 10px;
  padding: 9px 12px;
  background: transparent;
  border: none;
  border-left: 2px solid var(--primary-border);
  border-radius: 0;
}

.articles-list.compact-view .takeaway-badge {
  display: none;
}

.articles-list.compact-view .takeaway-text {
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-2);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* --------------------------------------------------------------------------
   13. SNS リアル反響セクション
   -------------------------------------------------------------------------- */
.sns-section {
  margin-top: 12px;
  scroll-margin-top: 90px;
}

.sns-intro {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin-bottom: 18px;
}

.sns-badges {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  flex-wrap: wrap;
}

.sns-badge-x,
.sns-badge-tiktok {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #fff;
  background: var(--ink);
}

.sns-badge-tiktok {
  background: #0f0f13;
  box-shadow: inset 0 0 0 1px rgba(37, 244, 238, 0.35);
}

.sns-badge-count {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  padding: 1px 5px;
  border-radius: var(--radius-xs);
  background: rgba(255, 255, 255, 0.18);
}

.sns-sub {
  flex: 1 1 260px;
  font-size: 11.5px;
  line-height: 1.7;
  color: var(--ink-3);
}

.sns-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 14px;
}

.sns-card {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--rule);
  border-top: 2px solid var(--ink);
  border-radius: var(--radius-xs) var(--radius-xs) var(--radius-md) var(--radius-md);
  padding: 15px 16px 13px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.sns-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.sns-card[data-platform="tiktok"] {
  border-top-color: #25f4ee;
}

.sns-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
  padding-bottom: 11px;
  border-bottom: 1px solid var(--rule-faint);
}

.sns-card-author {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 500;
  color: var(--ink);
  transition: color 0.18s ease;
}

.sns-card-author > span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sns-card-author:hover {
  color: var(--primary-ink);
}

.sns-card-date {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-3);
  margin-left: 2px;
  flex-shrink: 0;
}

.sns-card-stats {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  color: var(--ink-3);
  white-space: nowrap;
}

.sns-stat-likes,
.sns-stat-rt,
.sns-stat-views,
.sns-stat-comments {
  display: inline-flex;
  align-items: center;
  gap: 3px;
}

.sns-card-body {
  flex: 1;
  margin: 13px 0;
  font-size: 13.5px;
  line-height: 1.88;
  color: var(--ink-2);
  white-space: pre-line;
  overflow-wrap: anywhere;
  display: -webkit-box;
  -webkit-line-clamp: 9;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.sns-card-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  align-self: flex-end;
  font-size: 11.5px;
  font-weight: 700;
  color: var(--primary-ink);
  border-bottom: 1px solid transparent;
  transition: border-color 0.18s ease;
}

.sns-card-link:hover {
  border-bottom-color: var(--primary);
}

.sns-card-link .external-icon {
  color: currentColor;
}

/* --------------------------------------------------------------------------
   14. 前号・次号ナビ
   -------------------------------------------------------------------------- */
.issue-nav {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 12px;
  margin-top: 44px;
  padding-top: 22px;
  border-top: 1px solid var(--rule);
}

.issue-nav a,
.issue-nav .nav-disabled {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--ink-2);
  transition: color 0.18s ease;
}

.issue-nav a:hover {
  color: var(--primary-ink);
}

.issue-nav .nav-next {
  text-align: right;
}

.issue-nav .nav-disabled {
  color: var(--ink-3);
}

.issue-nav .nav-archive {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 12px;
  padding: 7px 16px;
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius-pill);
  background: var(--surface);
}

.issue-nav .nav-archive:hover {
  border-color: var(--primary-border);
  background: var(--primary-subtle);
}

/* --------------------------------------------------------------------------
   15. ポータル：マストヘッド
   -------------------------------------------------------------------------- */
.masthead {
  position: relative;
  padding: 56px 0 46px;
  border-bottom: 1px solid var(--rule);
  text-align: center;
  overflow: hidden;
}

.masthead::before {
  content: "";
  position: absolute;
  inset: -60% 20% auto;
  height: 300px;
  background: radial-gradient(ellipse at center, var(--primary-subtle), transparent 68%);
  pointer-events: none;
}

.masthead-inner {
  position: relative;
}

.masthead-title {
  font-family: var(--font-sans);
  font-size: clamp(34px, 6.4vw, 58px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.masthead-rule {
  width: 44px;
  height: 2px;
  background: var(--primary);
  margin: 20px auto 0;
}

.masthead-desc {
  max-width: 44em;
  margin: 20px auto 0;
  font-size: 14.5px;
  line-height: 1.95;
  color: var(--ink-2);
}

.meta-pills {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 7px;
  margin-top: 26px;
}

.meta-pill-item {
  display: inline-flex;
  align-items: center;
  padding: 5px 13px;
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius-pill);
  background: var(--surface);
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-2);
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease, transform 0.18s ease;
}

.meta-pill-item:hover {
  color: var(--primary-ink);
  border-color: var(--primary-border);
  background: var(--primary-subtle);
  transform: translateY(-1px);
}

/* --------------------------------------------------------------------------
   16. ポータル：最新号
   -------------------------------------------------------------------------- */
.featured {
  position: relative;
  margin-top: 38px;
  padding: 28px 30px 30px;
  background: var(--surface);
  border: 1px solid var(--rule);
  border-top: 2px solid var(--primary);
  border-radius: var(--radius-xs) var(--radius-xs) var(--radius-lg) var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.featured-head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--rule-faint);
}

.featured-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #fff;
  background: var(--ink);
  padding: 4px 9px;
  border-radius: var(--radius-xs);
}

.featured-date {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--ink-2);
}

.featured-head .engine-badge {
  margin-left: auto;
}

.featured-title {
  margin-top: 18px;
  font-family: var(--font-display);
  font-size: clamp(21px, 3.2vw, 28px);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.005em;
  text-wrap: balance;
}

.featured-title a {
  background-image: linear-gradient(var(--primary), var(--primary));
  background-size: 0 1px;
  background-position: 0 100%;
  background-repeat: no-repeat;
  transition: background-size 0.3s cubic-bezier(0.2, 0.8, 0.3, 1), color 0.2s ease;
}

.featured-title a:hover {
  color: var(--primary-ink);
  background-size: 100% 1px;
}

.featured-highlights {
  list-style: none;
  counter-reset: fh;
  display: grid;
  gap: 11px;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--rule-faint);
}

.featured-highlights li {
  counter-increment: fh;
  position: relative;
  padding-left: 30px;
  font-size: 14px;
  line-height: 1.88;
  color: var(--ink-2);
}

.featured-highlights li::before {
  content: counter(fh, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.28em;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  color: var(--primary-ink);
}

.featured-btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-top: 26px;
  padding: 11px 22px;
  border-radius: var(--radius-pill);
  background: var(--ink);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  transition: background-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.featured-btn svg {
  transition: transform 0.2s cubic-bezier(0.2, 0.8, 0.3, 1);
}

.featured-btn:hover {
  background: var(--primary-ink);
  transform: translateY(-1px);
  box-shadow: 0 10px 24px -12px var(--primary-shadow);
}

.featured-btn:hover svg {
  transform: translateX(3px);
}

/* --------------------------------------------------------------------------
   17. ポータル：アーカイブ一覧
   -------------------------------------------------------------------------- */
.archive-list {
  list-style: none;
  border-top: 1px solid var(--rule);
}

.archive-item {
  border-bottom: 1px solid var(--rule);
}

.archive-row {
  display: grid;
  grid-template-columns: 86px 1fr auto;
  gap: 6px 20px;
  align-items: start;
  padding: 20px 8px 20px 0;
  transition: background-color 0.18s ease;
}

.archive-row:hover {
  background: var(--surface-2);
}

.archive-date {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding-top: 2px;
}

.archive-day {
  font-family: var(--font-sans);
  font-size: 25px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--ink);
  transition: color 0.18s ease;
}

.archive-row:hover .archive-day {
  color: var(--primary-ink);
}

.archive-ym {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  color: var(--ink-3);
  margin-top: 5px;
}

.archive-body {
  min-width: 0;
}

.archive-title {
  display: block;
  font-family: var(--font-display);
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.65;
  color: var(--ink);
}

.archive-desc {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-top: 7px;
  font-size: 13px;
  line-height: 1.82;
  color: var(--ink-3);
}

.archive-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 5px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  color: var(--ink-3);
  white-space: nowrap;
}

.archive-count {
  padding: 2px 8px;
  border: 1px solid var(--rule);
  border-radius: var(--radius-pill);
  background: var(--surface);
}

/* --------------------------------------------------------------------------
   18. FAQ
   -------------------------------------------------------------------------- */
.faq-accordion {
  border-top: 1px solid var(--rule);
}

.faq-item {
  border-bottom: 1px solid var(--rule);
}

.faq-question {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 4px 18px 0;
  cursor: pointer;
  list-style: none;
  transition: color 0.18s ease;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question:hover {
  color: var(--primary-ink);
}

.faq-q-badge {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--primary-border);
  background: var(--primary-subtle);
  color: var(--primary-ink);
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 700;
}

.faq-q-text {
  flex: 1;
  font-size: 14.5px;
  font-weight: 700;
  line-height: 1.7;
}

.faq-toggle-icon {
  position: relative;
  flex-shrink: 0;
  width: 14px;
  height: 14px;
}

.faq-toggle-icon::before,
.faq-toggle-icon::after {
  content: "";
  position: absolute;
  background: var(--ink-3);
  transition: transform 0.24s cubic-bezier(0.2, 0.8, 0.3, 1), opacity 0.24s ease;
}

.faq-toggle-icon::before {
  top: 6.5px;
  left: 0;
  width: 14px;
  height: 1.5px;
}

.faq-toggle-icon::after {
  left: 6.5px;
  top: 0;
  width: 1.5px;
  height: 14px;
}

.faq-item[open] .faq-toggle-icon::after {
  transform: rotate(90deg);
  opacity: 0;
}

.faq-item[open] .faq-q-badge {
  background: var(--primary-ink);
  color: #fff;
  border-color: var(--primary);
}

.faq-answer {
  padding: 0 4px 22px 34px;
  font-size: 14px;
  line-height: 1.95;
  color: var(--ink-2);
}

.faq-answer a {
  color: var(--primary-ink);
  font-weight: 700;
  border-bottom: 1px solid var(--primary-border);
}

/* --------------------------------------------------------------------------
   19. キュレーター
   -------------------------------------------------------------------------- */
.curator {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  margin-top: 56px;
  padding: 24px;
  border: 1px solid var(--rule);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.curator-avatar {
  flex-shrink: 0;
  width: 46px;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--ink);
  color: #fff;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.curator-info h2 {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 6px;
}

.curator-info p {
  font-size: 13px;
  line-height: 1.85;
  color: var(--ink-2);
}

/* --------------------------------------------------------------------------
   20. フッター
   -------------------------------------------------------------------------- */
.site-footer {
  margin-top: 72px;
  padding: 32px 0 40px;
  border-top: 1px solid var(--rule);
  background: var(--surface);
}

.footer-layout {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 20px;
}

.footer-left {
  justify-self: start;
}

.footer-center {
  text-align: center;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px 18px;
  margin-bottom: 10px;
}

.footer-links a {
  font-size: 12.5px;
  font-weight: 500;
  color: var(--ink-2);
  transition: color 0.18s ease;
}

.footer-links a:hover {
  color: var(--primary-ink);
}

/* アイコンだけのリンクなので、隣のテキストリンクと高さを揃える */
.footer-x-link {
  display: inline-flex;
  align-items: center;
}

.footer-x-link svg {
  width: 13px;
  height: 13px;
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  color: var(--ink-3);
}

.footer-right-spacer {
  justify-self: end;
}

/* 寄付ボタン (buy-me-oil.js) ツールチップ位置の補正 */
#donation-button-container .donation-widget-tooltip {
  left: 0;
  right: auto;
}

#donation-button-container .donation-widget-tooltip::after {
  left: 20px;
  right: auto;
}

/* --------------------------------------------------------------------------
   21. 読了プログレス / トップへ戻る
   -------------------------------------------------------------------------- */
.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0;
  z-index: 100;
  background: var(--primary);
  transition: width 0.1s linear;
}

.btn-top {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 90;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--rule-strong);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--ink-2);
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.24s ease, transform 0.24s ease, visibility 0.24s ease, color 0.18s ease, border-color 0.18s ease;
}

.btn-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.btn-top:hover {
  color: var(--primary-ink);
  border-color: var(--primary-border);
}

/* --------------------------------------------------------------------------
   22. レスポンシブ
   -------------------------------------------------------------------------- */
@media (max-width: 900px) {
  .archive-row {
    grid-template-columns: 72px 1fr;
  }

  .archive-meta {
    grid-column: 2;
    padding-top: 0;
    margin-top: 4px;
  }
}

@media (max-width: 720px) {
  :root {
    --gutter: 18px;
  }

  html {
    scroll-padding-top: 74px;
  }

  /* iOS 系ブラウザは 16px 未満のフォーム要素へフォーカスすると自動拡大し、
     ソフトキーボード入力中にビューポート位置を補正する。 */
  .header-search input {
    font-size: 16px;
  }

  .brand-tag {
    display: none;
  }

  .header-inner {
    gap: 10px;
  }

  .header-actions {
    gap: 4px;
  }

  .header-search {
    width: clamp(92px, 25vw, 150px);
  }

  .section-head {
    margin: 42px 0 18px;
  }

  .panel {
    padding: 18px 16px;
  }

  .issue-masthead {
    padding: 24px 0 26px;
    margin-bottom: 24px;
  }

  .issue-title {
    line-height: 1.5;
  }

  .filter-wrapper {
    top: 62px;
  }

  .filter-chips-scroll {
    margin-inline: calc(var(--gutter) * -1);
    padding-inline: var(--gutter);
  }

  .news-card {
    grid-template-columns: 1fr;
    gap: 0;
    padding: 24px 0;
  }

  .card-index {
    position: static;
    margin-bottom: 10px;
  }

  .card-index::after {
    display: inline-block;
    width: 22px;
    vertical-align: middle;
    margin: 0 0 0 8px;
  }

  .card-title {
    font-size: 17.5px;
  }

  .source-tag {
    margin-left: 0;
    max-width: 100%;
  }

  .card-actions .source-link {
    margin-left: 0;
    width: 100%;
    order: 3;
    padding-top: 4px;
  }

  .qi-link {
    grid-template-columns: 26px 1fr 14px;
    gap: 10px;
  }

  .qi-title {
    flex-basis: 100%;
    white-space: normal;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
  }

  .sns-grid {
    grid-template-columns: 1fr;
  }

  .masthead {
    padding: 40px 0 34px;
  }

  .featured {
    padding: 22px 18px 24px;
  }

  .archive-row {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 18px 0;
  }

  .archive-date {
    flex-direction: row;
    align-items: baseline;
    gap: 8px;
    padding-top: 0;
  }

  .archive-day {
    font-size: 18px;
  }

  .archive-ym {
    margin-top: 0;
  }

  .archive-meta {
    grid-column: auto;
  }

  .faq-answer {
    padding-left: 4px;
  }

  .issue-nav {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }

  .issue-nav .nav-archive {
    order: 3;
    grid-column: 1 / -1;
    justify-self: center;
  }

  .footer-layout {
    grid-template-columns: 1fr;
    justify-items: center;
    gap: 18px;
  }

  .footer-left {
    justify-self: center;
  }

  .footer-right-spacer {
    display: none;
  }

  .curator {
    margin-top: 40px;
    padding: 18px;
    gap: 14px;
  }

  .btn-top {
    right: 16px;
    bottom: 16px;
    width: 38px;
    height: 38px;
  }
}

@media (max-width: 380px) {
  .brand-text {
    display: none;
  }

  .header-search {
    width: min(46vw, 140px);
  }
}

/* --------------------------------------------------------------------------
   23. モーション低減
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .sns-card:hover,
  .featured-btn:hover,
  .meta-pill-item:hover,
  .brand:hover .brand-mark {
    transform: none;
  }
}

/* --------------------------------------------------------------------------
   24. 印刷
   -------------------------------------------------------------------------- */
@media print {
  .site-header,
  .filter-wrapper,
  .btn-top,
  .reading-progress,
  .issue-nav,
  .card-actions,
  .site-footer {
    display: none !important;
  }

  body {
    background: #fff;
  }

  .news-card {
    break-inside: avoid;
  }
}

/* --------------------------------------------------------------------------
   追加機能：出典、共有、横断検索、テーマウォッチ
   -------------------------------------------------------------------------- */
.source-details {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px;
  margin: -4px 0 9px;
  color: var(--ink-3);
  font-family: var(--font-mono);
  font-size: 10px;
}

.source-kind {
  padding: 2px 7px;
  border: 1px solid var(--rule);
  border-radius: var(--radius-pill);
  background: var(--surface-2);
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 14px;
}

.topic-tag-wrap {
  display: inline-flex;
  overflow: hidden;
  border: 1px solid var(--rule);
  border-radius: var(--radius-pill);
  background: var(--surface);
}

.topic-tag {
  padding: 3px 5px 3px 9px;
  color: var(--ink-2);
  font-size: 10.5px;
}

.topic-watch-btn {
  border: 0;
  border-left: 1px solid var(--rule);
  padding: 2px 7px 3px 5px;
  background: transparent;
  color: var(--ink-3);
  cursor: pointer;
}

.topic-watch-btn[aria-pressed="true"] {
  color: var(--primary-ink);
}

.product-search-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: 12px;
  color: var(--primary-ink);
  font-size: 12px;
  font-weight: 700;
}

.native-share-btn,
.subscribe-actions button,
.subscribe-actions a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius-pill);
  background: var(--surface);
  color: var(--ink-2);
  padding: 6px 11px;
  font-family: var(--font-sans);
  font-size: 11.5px;
  font-weight: 700;
  cursor: pointer;
}

.native-share-btn:hover,
.subscribe-actions button:hover,
.subscribe-actions a:hover {
  border-color: var(--primary-border);
  background: var(--primary-subtle);
  color: var(--primary-ink);
}

.correction-link {
  color: var(--ink-3);
  font-size: 10.5px;
  text-decoration: underline;
  text-decoration-color: var(--rule-strong);
  text-underline-offset: 3px;
}

.daily-status {
  margin: 28px 0 34px;
  padding: 20px 22px;
  border: 1px solid var(--primary-border);
  border-left: 3px solid var(--primary);
  border-radius: var(--radius-md);
  background: var(--primary-subtle);
}

.daily-status-label,
.subscribe-kicker {
  color: var(--primary-ink);
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.daily-status h2 {
  margin-top: 5px;
  font-family: var(--font-display);
  font-size: 18px;
}

.daily-status p {
  margin-top: 7px;
  color: var(--ink-2);
  font-size: 13.5px;
  line-height: 1.85;
}

.content-lane-nav {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin: 18px 0;
}

.content-lane-nav a {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 12px;
  border: 1px solid var(--rule);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  color: var(--ink-2);
  font-size: 12px;
  font-weight: 700;
}

.content-lane-nav strong {
  color: var(--primary-ink);
  font-family: var(--font-mono);
}

.content-lane {
  scroll-margin-top: 90px;
}

.content-lane + .content-lane {
  margin-top: 30px;
}

.content-lane.is-empty {
  display: none;
}

.content-lane-title {
  padding: 10px 0;
  border-bottom: 2px solid var(--ink);
  font-family: var(--font-display);
  font-size: 16px;
}

.buzz-metrics {
  margin: 42px 0 28px;
}

.buzz-metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 10px;
}

.buzz-metric {
  padding: 15px;
  border: 1px solid var(--rule);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
}

.buzz-metric-label,
.buzz-delta,
.buzz-captured {
  display: block;
  color: var(--ink-3);
  font-family: var(--font-mono);
  font-size: 10px;
}

.buzz-metric strong {
  display: inline-block;
  margin: 7px 5px 0 0;
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 24px;
}

.buzz-delta {
  margin-top: 5px;
  color: var(--primary-ink);
}

.buzz-captured {
  margin-top: 8px;
}

.subscribe-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin: 32px 0 48px;
  padding: 20px 22px;
  border: 1px solid var(--primary-border);
  border-radius: var(--radius-md);
  background: var(--primary-subtle);
}

.subscribe-panel h2 {
  margin-top: 3px;
  font-family: var(--font-display);
  font-size: 18px;
}

.subscribe-panel p {
  margin-top: 4px;
  color: var(--ink-2);
  font-size: 12.5px;
}

.subscribe-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.trend-section,
.archive-search {
  margin: 46px 0;
}

.trend-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
}

/* ピルそのものは記事タグの .topic-tag-wrap をそのまま使う。件数の分だけ間隔を足す。 */
.trend-list .topic-tag {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.trend-list .topic-tag:hover {
  color: var(--primary-ink);
}

/* 検索と解除を一つのピルに収める。記事タグの .topic-tag-wrap と同じ作り。 */
.watch-topic-item {
  display: inline-flex;
  overflow: hidden;
  border: 1px solid var(--rule);
  border-radius: var(--radius-pill);
  background: var(--surface);
}

.watch-topic-search {
  border: 0;
  padding: 7px 9px 7px 12px;
  background: transparent;
  color: var(--ink-2);
  font-family: var(--font-sans);
  font-size: 11.5px;
  cursor: pointer;
}

.watch-topic-search:hover {
  color: var(--primary-ink);
}

.watch-topic-remove {
  border: 0;
  border-left: 1px solid var(--rule);
  padding: 4px 11px 5px;
  background: transparent;
  color: var(--ink-3);
  font-size: 13px;
  line-height: 1;
  cursor: pointer;
}

.watch-topic-remove:hover {
  background: var(--surface-2);
  color: var(--ink);
}

.trend-list strong {
  color: var(--primary-ink);
  font-family: var(--font-mono);
  font-size: 10px;
}

.watch-panel {
  margin-top: 16px;
  padding: 14px 16px;
  border: 1px dashed var(--rule-strong);
  border-radius: var(--radius-sm);
}

.watch-panel h3 {
  margin-bottom: 8px;
  font-size: 12px;
}

.watch-topics {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.watch-empty {
  color: var(--ink-3);
  font-size: 11.5px;
}

.watch-feed {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--rule);
}

.watch-feed-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.watch-feed-status {
  color: var(--ink-2);
  font-family: var(--font-mono);
  font-size: 11px;
}

.watch-feed-seen {
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius-pill);
  background: var(--surface);
  color: var(--ink-2);
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 700;
  padding: 3px 11px;
  cursor: pointer;
}

.watch-feed-seen:hover {
  border-color: var(--primary-border);
  color: var(--primary-ink);
}

.watch-feed-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  list-style: none;
}

.watch-feed-item a {
  color: var(--ink);
  font-size: 12.5px;
  font-weight: 700;
  line-height: 1.5;
}

.watch-feed-item a:hover {
  color: var(--primary-ink);
}

.watch-feed-item.is-new a {
  color: var(--primary-ink);
}

.watch-feed-new {
  display: inline-block;
  margin-right: 6px;
  padding: 1px 6px;
  border-radius: var(--radius-pill);
  background: var(--primary-ink);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  vertical-align: 1px;
}

.watch-feed-meta {
  margin-top: 3px;
  color: var(--ink-3);
  font-family: var(--font-mono);
  font-size: 10px;
}

.archive-info-button {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 44px; min-height: 44px; border: 0; border-radius: var(--radius-sm);
  background: transparent; color: var(--primary-ink); cursor: pointer; font-size: 20px;
}
.archive-search button:focus-visible, .archive-search a:focus-visible,
.archive-search input:focus-visible, .archive-search select:focus-visible {
  outline: 2px solid var(--primary-ink); outline-offset: 2px;
}
.archive-empty {
  padding: 24px;
  color: var(--ink-3);
  text-align: center;
}

.articles-list.compact-view .source-details,
.articles-list.compact-view .card-tags,
.articles-list.compact-view .product-search-link {
  display: none;
}

@media (max-width: 720px) {
  .subscribe-panel {
    align-items: flex-start;
    flex-direction: column;
  }
  .content-lane-nav {
    grid-template-columns: 1fr;
  }
  .source-link,
  .correction-link {
    margin-left: 0;
  }
}
/* 日刊検索はヘッダーの一本。候補はoverflowのあるフォームの外に重ねる。 */
/* 欄は動かさず、直後の候補の枠（display:contents）を .header-actions を基準に重ねる。 */
.header-actions{position:relative;--border:var(--rule);--accent:var(--primary)}
.header-actions .st-search-control-external{color:var(--ink)}
.header-search .st-search-input{padding:0 44px 0 12px}
.header-search .st-search-submit{min-width:44px;height:44px;width:44px}
.header-search .st-search-clear{right:44px;height:44px;width:44px;background:var(--surface)}
.header-actions .st-search-suggestions{color:var(--ink);background:var(--surface);border-color:var(--rule-strong);box-shadow:var(--shadow-md);min-width:360px;left:auto;right:0}
.header-actions .st-search-notice{font-size:11px}.header-actions .st-search-list{font-family:var(--font-sans);font-size:14px}
.daily-header-search-runtime{position:absolute}.daily-header-search-runtime .st-search-results{display:none}
.st-search{--border:var(--rule);--accent:var(--primary);color:var(--ink)}
.st-search-privacy-details{background:var(--surface);color:var(--ink);border-color:var(--rule)}
.archive-search-hint{background:transparent;border:0;font:inherit;color:var(--ink-3);cursor:pointer;text-align:left;min-height:44px}
.st-search-local>.st-search-list>.st-search-result{border-color:var(--rule)}
.st-search-local .archive-row{grid-template-columns:110px 1fr;padding:18px 0}
.st-search-local .archive-date{font:12px var(--font-mono);color:var(--ink-3)}
.st-search-filters select{border-color:var(--rule-strong);background:var(--surface)}
@media(max-width:720px){
 .header-actions:has(.header-search.is-focused){width:100%}
 .header-inner:has(.header-search.is-focused)>.brand,.header-actions:has(.header-search.is-focused)>:not(.header-search):not(.st-search-control){display:none}
 .header-actions .header-search.is-focused{width:100%}
 .header-actions .st-search-suggestions{left:calc(-1 * var(--gutter));right:calc(-1 * var(--gutter));min-width:0;width:auto}
 .header-search:not(.is-focused) .st-search-clear{display:none}
 .st-search-local .archive-row{grid-template-columns:90px 1fr;gap:12px}
}