/* ============================================================
   Perovskite Solar Report — 共通スタイル
   テーマ: 琥珀（アンバー）× 深緑 / 結晶格子の幾何学パターン / 上品なミニマル
   ============================================================ */

:root {
  --green-deep: #12372a;
  --green-dark: #0d281f;
  --green-mid: #1e5540;
  --green-soft: #e7efe9;
  --amber: #c9862b;
  --amber-bright: #e0a33e;
  --amber-pale: #f6ead2;
  --ivory: #faf7f0;
  --paper: #ffffff;
  --ink: #26332c;
  --ink-soft: #5a685f;
  --line: #dfd9cb;
  --shadow: 0 10px 30px rgba(18, 55, 42, 0.10);
  --radius: 10px;
  --transition: all 0.25s ease;
  --font-serif: "Shippori Mincho", "Noto Serif JP", serif;
  --font-sans: "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif;
  --font-num: "Outfit", "Noto Sans JP", sans-serif;
  /* 結晶格子パターン（SVG data URI） */
  --lattice: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='72' height='124' viewBox='0 0 72 124'%3E%3Cg fill='none' stroke='%2312372a' stroke-opacity='0.07' stroke-width='1'%3E%3Cpath d='M36 2 70 21v38L36 78 2 59V21z'/%3E%3Cpath d='M36 64 70 83v38l-34 19-34-19V83z'/%3E%3Ccircle cx='36' cy='40' r='2.5' fill='%23c9862b' fill-opacity='0.12' stroke='none'/%3E%3C/g%3E%3C/svg%3E");
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 120px;
}

body {
  font-family: var(--font-sans);
  color: var(--ink);
  background-color: var(--ivory);
  background-image: var(--lattice);
  line-height: 1.9;
  font-size: 16px;
  overflow-wrap: break-word;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--green-mid);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--amber);
}

ul, ol {
  padding-left: 1.4em;
}

/* ---------- ヘッダー ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 247, 240, 0.96);
  backdrop-filter: saturate(1.2) blur(6px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.7rem 1.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--green-deep);
  flex-shrink: 0;
}

.brand:hover {
  color: var(--green-deep);
  opacity: 0.85;
}

.brand-mark {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--green-deep), var(--green-mid));
  color: var(--amber-bright);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
}

.brand-text {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.04em;
  line-height: 1.25;
  display: flex;
  flex-direction: column;
}

.brand-text small {
  font-family: var(--font-sans);
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--ink-soft);
  letter-spacing: 0.08em;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 0.2rem 0.35rem;
  align-items: center;
  flex-wrap: wrap;           /* 2行レイアウト対応 */
  max-width: 900px;          /* ナビゲーション全体の最大幅制限 */
  justify-content: center;   /* メニュー項目を中央配置 */
  padding-left: 0;
}

.nav-item a {
  font-weight: 500;
  color: var(--ink);
  padding: 0.4rem 0.8rem;
  border-radius: 8px;
  transition: var(--transition);
  font-size: 0.9rem;         /* 適切なフォントサイズ */
  white-space: nowrap;       /* 項目内の改行を防止 */
  display: inline-block;
}

.nav-item a:hover {
  background: var(--amber-pale);
  color: var(--green-deep);
}

.nav-item a.nav-current {
  background: var(--green-deep);
  color: var(--amber-pale);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--green-deep);
  border-radius: 8px;
  width: 44px;
  height: 40px;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  flex-shrink: 0;
}

.hamburger-line {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--green-deep);
  transition: var(--transition);
}

.nav-toggle.active .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active .hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- ヒーロー（トップ） ---------- */
.hero {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  /* 背景画像はぼかさず鮮明に表示する */
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(13, 40, 31, 0.28) 0%, rgba(13, 40, 31, 0.42) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 4.5rem 1.5rem;
  max-width: 900px;
}

.hero-kicker {
  display: inline-block;
  font-family: var(--font-num);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: #ffe9bd;
  background: rgba(18, 55, 42, 0.65);
  border: 1px solid rgba(224, 163, 62, 0.7);
  padding: 0.35rem 1.1rem;
  margin-bottom: 1.4rem;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 4.6vw, 3.1rem);
  font-weight: 800;
  line-height: 1.4;
  color: #fff8ea;
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.85), 0 6px 22px rgba(0, 0, 0, 0.65);
  letter-spacing: 0.05em;
}

.hero p {
  margin-top: 1.3rem;
  font-size: clamp(0.95rem, 2vw, 1.12rem);
  color: #fdf6e6;
  font-weight: 500;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.9), 0 3px 12px rgba(0, 0, 0, 0.7);
}

/* ---------- 共通レイアウト ---------- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.2rem;
}

.section {
  padding: 3.5rem 0;
}

.section-head {
  text-align: center;
  margin-bottom: 2.4rem;
}

.section-head .en {
  font-family: var(--font-num);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--amber);
}

.section-head h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  color: var(--green-deep);
  margin-top: 0.4rem;
  letter-spacing: 0.06em;
}

.section-head h2::after {
  content: "";
  display: block;
  width: 54px;
  height: 3px;
  margin: 0.8rem auto 0;
  background: linear-gradient(90deg, var(--amber), var(--green-mid));
}

/* ---------- 数値ストリップ ---------- */
.stat-strip {
  background: var(--green-deep);
  background-image: var(--lattice);
  color: var(--ivory);
  padding: 2.4rem 0;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.4rem;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.2rem;
}

.stat-item {
  text-align: center;
  border-top: 2px solid rgba(224, 163, 62, 0.6);
  padding-top: 1rem;
}

.stat-value {
  font-family: var(--font-num);
  font-size: clamp(1.6rem, 3.4vw, 2.3rem);
  font-weight: 700;
  color: var(--amber-bright);
  line-height: 1.2;
}

.stat-value small {
  font-size: 0.55em;
  font-weight: 600;
}

.stat-label {
  font-size: 0.82rem;
  color: #d8e4dc;
  margin-top: 0.35rem;
}

/* ---------- ニュースリスト ---------- */
.news-list {
  list-style: none;
  max-width: 900px;
  margin: 0 auto;
  padding-left: 0;
}

.news-list li {
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 4px solid var(--amber);
  border-radius: var(--radius);
  padding: 1.2rem 1.5rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow);
}

.news-date {
  font-family: var(--font-num);
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--amber);
  letter-spacing: 0.05em;
  display: inline-block;
  margin-bottom: 0.2rem;
}

.news-list h3 {
  font-size: 1.02rem;
  color: var(--green-deep);
  line-height: 1.6;
  margin-bottom: 0.35rem;
}

.news-list p {
  font-size: 0.92rem;
  color: var(--ink-soft);
}

/* ---------- カードグリッド ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.3rem;
}

.report-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.report-card:hover {
  transform: translateY(-4px);
  border-color: var(--amber);
}

.report-card img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.report-card .card-body {
  padding: 1.1rem 1.2rem 1.3rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.report-card .card-no {
  font-family: var(--font-num);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  color: var(--amber);
}

.report-card h3 {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--green-deep);
  margin: 0.3rem 0 0.5rem;
  line-height: 1.5;
}

.report-card p {
  font-size: 0.85rem;
  color: var(--ink-soft);
  flex-grow: 1;
}

.report-card .card-more {
  margin-top: 0.8rem;
  font-size: 0.83rem;
  font-weight: 600;
  color: var(--green-mid);
}

.report-card:hover .card-more {
  color: var(--amber);
}

/* ---------- 概要ブロック ---------- */
.about-block {
  max-width: 900px;
  margin: 0 auto;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2.2rem 2.4rem;
  box-shadow: var(--shadow);
}

.about-block p {
  margin-bottom: 1.1rem;
}

.about-block p:last-child {
  margin-bottom: 0;
}

/* ---------- 下層ページ ---------- */
.page-hero {
  position: relative;
  min-height: 300px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.page-hero img.page-hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(13, 40, 31, 0.15) 30%, rgba(13, 40, 31, 0.72) 100%);
}

.page-hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 3.2rem 1.2rem 1.8rem;
}

.page-hero-content .page-no {
  font-family: var(--font-num);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.3em;
  color: var(--amber-bright);
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.9);
}

.page-hero-content h1 {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3.6vw, 2.3rem);
  color: #fff8ea;
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.85), 0 5px 18px rgba(0, 0, 0, 0.6);
  letter-spacing: 0.05em;
  line-height: 1.45;
}

.breadcrumb {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.9rem 1.2rem 0;
  font-size: 0.82rem;
  color: var(--ink-soft);
}

.page-layout {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.6rem 1.2rem 3.5rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 2.4rem;
  align-items: start;
}

.article-content {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2.4rem 2.6rem 2.8rem;
  box-shadow: var(--shadow);
  min-width: 0;
}

.article-content .lead {
  font-size: 1.02rem;
  color: var(--ink);
  border-left: 3px solid var(--amber);
  background: var(--amber-pale);
  padding: 1rem 1.3rem;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin-bottom: 2rem;
}

.article-content h2 {
  font-family: var(--font-serif);
  font-size: 1.42rem;
  color: var(--green-deep);
  letter-spacing: 0.04em;
  line-height: 1.5;
  margin: 2.6rem 0 1.1rem;
  padding-bottom: 0.55rem;
  border-bottom: 2px solid var(--green-soft);
  position: relative;
}

.article-content h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 72px;
  height: 2px;
  background: var(--amber);
}

.article-content h2:first-of-type {
  margin-top: 0;
}

.article-content h3 {
  font-size: 1.08rem;
  color: var(--green-mid);
  margin: 1.8rem 0 0.7rem;
  padding-left: 0.7rem;
  border-left: 3px solid var(--amber);
}

.article-content p {
  margin-bottom: 1.15rem;
}

.article-content ul,
.article-content ol {
  margin: 0 0 1.15rem 0;
}

.article-content li {
  margin-bottom: 0.35rem;
}

/* ---------- 図表 ---------- */
.data-table-wrap {
  overflow-x: auto;
  margin: 1.4rem 0 1.8rem;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  min-width: 560px;
  background: var(--paper);
}

.data-table caption {
  caption-side: top;
  text-align: left;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--amber);
  padding-bottom: 0.4rem;
  letter-spacing: 0.05em;
}

.data-table th,
.data-table td {
  border: 1px solid var(--line);
  padding: 0.65rem 0.8rem;
  text-align: left;
  vertical-align: top;
}

.data-table thead th {
  background: var(--green-deep);
  color: var(--ivory);
  font-weight: 600;
  letter-spacing: 0.03em;
}

.data-table tbody th {
  background: var(--green-soft);
  color: var(--green-deep);
  font-weight: 600;
  white-space: nowrap;
}

.data-table tbody tr:nth-child(even) td {
  background: #fdfbf6;
}

/* 統計バー */
.stat-bars {
  margin: 1.4rem 0 1.8rem;
  padding: 1.4rem 1.5rem;
  background: #fdfbf6;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.stat-bars .chart-title {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--amber);
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.bar-row {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr) 90px;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 0.7rem;
  font-size: 0.85rem;
}

.bar-row .bar-label {
  color: var(--ink);
  font-weight: 500;
  text-align: right;
}

.bar-track {
  background: var(--green-soft);
  border-radius: 4px;
  height: 18px;
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--green-mid), var(--amber-bright));
  border-radius: 4px;
}

.bar-row .bar-value {
  font-family: var(--font-num);
  font-weight: 600;
  color: var(--green-deep);
  white-space: nowrap;
}

.chart-note {
  font-size: 0.75rem;
  color: var(--ink-soft);
  margin-top: 0.6rem;
  margin-bottom: 0;
}

/* タイムライン */
.timeline {
  list-style: none;
  margin: 1.4rem 0 1.8rem;
  padding-left: 0;
  border-left: 2px solid var(--amber);
}

.timeline li {
  position: relative;
  padding: 0 0 1.3rem 1.6rem;
  margin-bottom: 0;
}

.timeline li::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 0.45em;
  width: 12px;
  height: 12px;
  background: var(--ivory);
  border: 3px solid var(--amber);
  transform: rotate(45deg);
}

.timeline .tl-year {
  font-family: var(--font-num);
  font-weight: 700;
  color: var(--amber);
  letter-spacing: 0.05em;
  display: block;
  font-size: 0.9rem;
}

.timeline .tl-body {
  font-size: 0.93rem;
}

/* ---------- 本文内広告 ---------- */
.inline-ad {
  margin: 1.8rem 0;
  padding: 1rem;
  text-align: center;
  background: #fdfbf6;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.inline-ad img {
  display: inline-block;
  max-width: 100%;
  height: auto;
}

.ad-label {
  display: block;
  font-size: 0.68rem;
  color: var(--ink-soft);
  letter-spacing: 0.2em;
  margin-bottom: 0.4rem;
  text-align: center;
}

.amazon-banner {
  margin: 0 auto;
}

.amazon-banner a {
  display: block;
  background: linear-gradient(135deg, var(--green-deep), var(--green-mid));
  color: var(--amber-pale);
  padding: 0.9rem 1rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9rem;
  text-align: center;
}

.amazon-banner a:hover {
  opacity: 0.88;
}

/* ---------- サイドバー ---------- */
.sidebar {
  min-width: 0;
}

.sidebar-widget {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.2rem 1.3rem;
  margin-bottom: 1.4rem;
  box-shadow: var(--shadow);
}

.sidebar-widget.sidebar-ad {
  text-align: center;
  overflow: hidden;
}

.sidebar-widget.sidebar-ad img {
  display: inline-block;
  max-width: 100%;
  height: auto;
}

.widget-title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1rem;
  color: var(--green-deep);
  letter-spacing: 0.08em;
  padding-bottom: 0.5rem;
  margin-bottom: 0.8rem;
  border-bottom: 2px solid var(--amber);
}

.toc-list,
.related-list {
  list-style: none;
  padding-left: 0;
}

.toc-list li,
.related-list li {
  border-bottom: 1px dotted var(--line);
}

.toc-list li:last-child,
.related-list li:last-child {
  border-bottom: none;
}

.toc-list a,
.related-list a {
  display: block;
  padding: 0.55rem 0.2rem;
  font-size: 0.88rem;
  color: var(--ink);
  line-height: 1.55;
}

.toc-list a::before {
  content: "◆ ";
  color: var(--amber);
  font-size: 0.7em;
}

.toc-list a:hover,
.related-list a:hover {
  color: var(--amber);
}

/* ---------- ブログ導線ボタン ---------- */
.btn-line {
  display: inline-block;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--green-deep);
  border: 2px solid var(--green-deep);
  padding: 0.75rem 2.4rem;
  border-radius: 999px;
  letter-spacing: 0.08em;
  transition: var(--transition);
}

.btn-line:hover {
  background: var(--green-deep);
  color: var(--amber-pale);
}

/* ---------- フッター ---------- */
.site-footer {
  background: var(--green-dark);
  background-image: var(--lattice);
  color: #cfdcd4;
  margin-top: 2rem;
  padding: 3rem 0 1.6rem;
  font-size: 0.88rem;
}

.footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.2rem 2rem;
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1.2fr;
  gap: 2rem;
}

.footer-heading {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--amber-bright);
  letter-spacing: 0.08em;
  margin-bottom: 0.8rem;
}

.footer-about {
  line-height: 1.8;
  color: #b8c9bf;
}

.footer-grid ul {
  list-style: none;
  padding-left: 0;
}

.footer-grid li {
  margin-bottom: 0.45rem;
}

.footer-grid a {
  color: #cfdcd4;
}

.footer-grid a:hover {
  color: var(--amber-bright);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 1rem;
  padding: 1.4rem 1.2rem 0;
  border-top: 1px solid rgba(224, 163, 62, 0.25);
}

.footer-links a {
  color: #cfdcd4;
  text-decoration: none;
  padding: 0.3rem 0.9rem;
  border-radius: 4px;
  transition: opacity 0.3s ease;
}

.footer-links a:hover {
  opacity: 0.7;
  color: var(--amber-bright);
}

.copyright {
  text-align: center;
  font-family: var(--font-num);
  font-size: 0.78rem;
  color: #93a89c;
  letter-spacing: 0.1em;
}

/* ---------- パートナー募集 ---------- */
.btn {
  display: inline-block;
  font-weight: 600;
  font-size: 0.92rem;
  padding: 0.7rem 1.9rem;
  border-radius: 999px;
  letter-spacing: 0.06em;
  text-align: center;
  transition: var(--transition);
}

.btn-primary {
  background: linear-gradient(135deg, var(--green-deep), var(--green-mid));
  color: var(--amber-pale);
  border: 2px solid var(--green-deep);
}

.btn-primary:hover {
  background: var(--green-mid);
  color: #fff8ea;
  opacity: 0.95;
}

.btn-secondary {
  background: transparent;
  color: var(--green-deep);
  border: 2px solid var(--green-deep);
}

.btn-secondary:hover {
  background: var(--green-deep);
  color: var(--amber-pale);
}

.partner-badge {
  display: inline-block;
  padding: 0.3rem 0.95rem;
  border-radius: 999px;
  background: var(--amber-pale);
  border: 1px solid rgba(201, 134, 43, 0.45);
  color: var(--green-deep);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  margin-bottom: 0.7rem;
}

.partner-inline-section {
  padding: 0 0 3.5rem;
}

.partner-inline-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 4px solid var(--amber);
  border-radius: var(--radius);
  padding: 1.8rem 2rem;
  box-shadow: var(--shadow);
}

.partner-inline-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--green-deep);
  letter-spacing: 0.04em;
  line-height: 1.6;
  margin-bottom: 0.4rem;
}

.partner-inline-description,
.partner-note {
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.partner-inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  justify-content: flex-end;
  flex-shrink: 0;
}

.partner-page-hero {
  background: var(--green-deep);
  background-image: var(--lattice);
  color: var(--ivory);
  padding: 3.4rem 0 2.8rem;
  text-align: center;
}

.partner-page-eyebrow {
  display: inline-block;
  font-family: var(--font-num);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  color: #ffe9bd;
  background: rgba(18, 55, 42, 0.65);
  border: 1px solid rgba(224, 163, 62, 0.7);
  padding: 0.35rem 1.1rem;
  margin-bottom: 1.3rem;
}

.partner-page-title {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3.8vw, 2.3rem);
  font-weight: 800;
  color: #fff8ea;
  letter-spacing: 0.05em;
  line-height: 1.5;
}

.partner-page-lead {
  max-width: 820px;
  margin: 1.2rem auto 0;
  font-size: 0.95rem;
  color: #d8e4dc;
  text-align: left;
}

.partner-page-content {
  padding: 2rem 0 3.5rem;
}

.partner-page-grid {
  display: grid;
  gap: 1.6rem;
  max-width: 900px;
  margin: 0 auto;
}

.partner-content-block {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2rem 2.2rem;
  box-shadow: var(--shadow);
}

.partner-content-block h2 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--green-deep);
  letter-spacing: 0.04em;
  line-height: 1.5;
  margin-bottom: 1rem;
  padding-bottom: 0.55rem;
  border-bottom: 2px solid var(--green-soft);
  position: relative;
}

.partner-content-block h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 72px;
  height: 2px;
  background: var(--amber);
}

.partner-content-block h3 {
  font-size: 1.05rem;
  color: var(--green-mid);
  margin: 1.6rem 0 0.7rem;
  padding-left: 0.7rem;
  border-left: 3px solid var(--amber);
}

.partner-content-block p + p,
.partner-content-block ul,
.partner-content-block ol {
  margin-top: 0.9rem;
}

.partner-content-block li + li {
  margin-top: 0.4rem;
}

.partner-highlight-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-top: 1.4rem;
}

.partner-highlight-card {
  background: var(--ivory);
  border: 1px solid var(--line);
  border-top: 3px solid var(--amber);
  border-radius: var(--radius);
  padding: 1.3rem 1.4rem;
}

.partner-highlight-card h3 {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--green-deep);
  margin: 0 0 0.5rem;
  padding-left: 0;
  border-left: none;
}

.partner-highlight-card p {
  font-size: 0.88rem;
  color: var(--ink-soft);
}

.partner-cta-box {
  background: var(--green-deep);
  background-image: var(--lattice);
  border-color: var(--green-dark);
  color: #d8e4dc;
}

.partner-cta-box h2 {
  color: #fff8ea;
  border-bottom-color: rgba(224, 163, 62, 0.4);
}

.partner-cta-box p,
.partner-cta-box .partner-note {
  color: #d8e4dc;
}

.partner-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.4rem;
}

.partner-cta-box .btn-primary {
  background: linear-gradient(135deg, var(--amber), var(--amber-bright));
  color: var(--green-dark);
  border-color: var(--amber-bright);
}

.partner-cta-box .btn-primary:hover {
  background: var(--amber-bright);
  color: var(--green-dark);
}

.partner-cta-box .btn-secondary {
  color: var(--amber-pale);
  border-color: rgba(224, 163, 62, 0.7);
}

.partner-cta-box .btn-secondary:hover {
  background: rgba(224, 163, 62, 0.18);
  color: #fff8ea;
}

@media (max-width: 860px) {
  .partner-inline-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .partner-inline-actions {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  .partner-content-block {
    padding: 1.5rem 1.3rem;
  }

  .partner-inline-card {
    padding: 1.4rem 1.3rem;
  }
}

/* ---------- レスポンシブ ---------- */
@media (max-width: 1024px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stat-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-layout {
    grid-template-columns: minmax(0, 1fr) 270px;
    gap: 1.6rem;
  }
}

@media (max-width: 860px) {
  .page-layout {
    grid-template-columns: 1fr;
  }

  .article-content {
    padding: 1.7rem 1.4rem 2rem;
  }

  .nav-toggle {
    display: flex;
  }

  .global-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--ivory);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }

  .global-nav.open {
    max-height: 640px;
    overflow-y: auto;
  }

  .nav-menu {
    flex-direction: column;
    align-items: stretch;
    max-width: none;
    gap: 0;
    padding: 0.6rem 0;
  }

  .nav-item a {
    display: block;
    padding: 0.8rem 1.5rem;
    border-radius: 0;
    white-space: normal;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 15px;
  }

  .hero {
    min-height: 420px;
  }

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

  .stat-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 1.4rem;
  }

  .footer-links {
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
  }

  .about-block {
    padding: 1.5rem 1.3rem;
  }

  .bar-row {
    grid-template-columns: 84px minmax(0, 1fr) 74px;
    font-size: 0.78rem;
  }
}

/* Mobile content-width baseline. Blog-specific rules live in blog/blog.css. */
@media (max-width: 768px) {
  .page-content, .two-col-layout { padding-inline: 16px; }
  .two-col-layout, .blog-main { min-width: 0; }
  .sidebar { position: static; order: 2; }
}