/* ============================================================
   スマート林業・林業テック最前線 styles.css
   深緑×ブラウン / 木目テクスチャ / セリフ体見出し / 年輪・等高線モチーフ
   ============================================================ */

:root {
  --green-deep: #1d3a2a;
  --green-darker: #12291d;
  --green-mid: #2e5741;
  --green-soft: #4a7a5e;
  --brown-deep: #4a3626;
  --brown-mid: #6b4e37;
  --brown-soft: #8a6a4f;
  --wood-amber: #c89b5f;
  --wood-amber-light: #e0bd8a;
  --paper: #f6f1e7;
  --paper-dark: #ece4d4;
  --ink: #2b2620;
  --ink-soft: #5a5248;
  --line: #d8cdb8;
  --serif: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --sans: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  --shadow: 0 4px 18px rgba(29, 58, 42, 0.14);
  --transition: all 0.25s ease;
}

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

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

body {
  font-family: var(--sans);
  color: var(--ink);
  line-height: 1.9;
  background-color: var(--paper);
  /* 木目テクスチャ風の縦グレイン */
  background-image:
    repeating-linear-gradient(
      90deg,
      rgba(107, 78, 55, 0.035) 0px,
      rgba(107, 78, 55, 0) 3px,
      rgba(107, 78, 55, 0.02) 7px,
      rgba(107, 78, 55, 0) 13px
    );
  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(--wood-amber);
}

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

.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ============ ヘッダー ============ */
.site-header {
  background:
    linear-gradient(rgba(18, 41, 29, 0.97), rgba(29, 58, 42, 0.97)),
    repeating-linear-gradient(90deg, rgba(200, 155, 95, 0.06) 0 2px, transparent 2px 9px);
  color: #f4ecdd;
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 3px solid var(--wood-amber);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
}

.header-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0.7rem 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: #f8f2e4;
}

.brand:hover {
  color: var(--wood-amber-light);
}

/* 年輪モチーフのロゴマーク */
.brand-ring {
  width: 44px;
  height: 44px;
  min-width: 44px;
  border-radius: 50%;
  background:
    repeating-radial-gradient(
      circle at 46% 54%,
      var(--wood-amber) 0 2px,
      var(--brown-deep) 2px 6px,
      var(--wood-amber-light) 6px 7px,
      var(--brown-mid) 7px 12px,
      var(--wood-amber) 12px 13px,
      var(--brown-deep) 13px 19px,
      var(--wood-amber-light) 19px 20px,
      var(--brown-mid) 20px 26px
    );
  border: 2px solid var(--wood-amber);
  box-shadow: 0 0 0 3px rgba(200, 155, 95, 0.25);
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.3;
}

.brand-title {
  font-family: var(--serif);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.brand-sub {
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  color: var(--wood-amber-light);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 0.25rem 0.3rem;
  align-items: center;
  flex-wrap: wrap;
  max-width: 760px;
  justify-content: flex-end;
  padding-left: 0;
}

.nav-item a {
  font-weight: 500;
  color: #ece3d0;
  padding: 0.32rem 0.62rem;
  border-radius: 6px;
  transition: var(--transition);
  font-size: 0.86rem;
  white-space: nowrap;
  display: block;
}

.nav-item a:hover,
.nav-item a.active {
  background: rgba(200, 155, 95, 0.2);
  color: var(--wood-amber-light);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 2px solid var(--wood-amber);
  border-radius: 8px;
  width: 46px;
  height: 42px;
  cursor: pointer;
  position: relative;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: #f4ecdd;
  transition: var(--transition);
}

.nav-toggle.open span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.open span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* ============ ヒーロー（TOP） ============ */
.hero {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  background-image: url("images/hero-main.jpg");
  background-size: cover;
  background-position: center;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(18, 41, 29, 0.25) 0%, rgba(18, 41, 29, 0.05) 45%, rgba(18, 41, 29, 0.55) 100%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 1160px;
  margin: 0 auto;
  padding: 90px 20px;
  color: #ffffff;
}

.hero h1 {
  font-family: var(--serif);
  font-size: clamp(1.9rem, 4.6vw, 3.3rem);
  font-weight: 800;
  letter-spacing: 0.08em;
  line-height: 1.45;
  color: #fdf8ec;
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.85), 0 6px 22px rgba(0, 0, 0, 0.7), 0 0 3px rgba(0, 0, 0, 0.9);
}

.hero-lead {
  margin-top: 1.2rem;
  font-size: clamp(0.98rem, 1.8vw, 1.18rem);
  font-weight: 600;
  max-width: 640px;
  color: #fbf5e6;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.9), 0 3px 14px rgba(0, 0, 0, 0.75);
}

.hero-badges {
  margin-top: 1.6rem;
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.hero-badges span {
  background: rgba(18, 41, 29, 0.72);
  border: 1px solid var(--wood-amber);
  color: #f6edda;
  padding: 0.3rem 0.9rem;
  border-radius: 999px;
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8);
}

/* ============ 下層ページヒーロー ============ */
.page-hero {
  position: relative;
  min-height: 300px;
  display: flex;
  align-items: flex-end;
  background-size: cover;
  background-position: center;
}

.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(18, 41, 29, 0.15) 30%, rgba(18, 41, 29, 0.72) 100%);
}

.page-hero-inner {
  position: relative;
  z-index: 2;
  max-width: 1160px;
  margin: 0 auto;
  padding: 70px 20px 34px;
  width: 100%;
}

.page-hero .page-category {
  display: inline-block;
  background: var(--wood-amber);
  color: var(--green-darker);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  padding: 0.2rem 0.85rem;
  border-radius: 3px;
  margin-bottom: 0.8rem;
}

.page-hero h1 {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 3.4vw, 2.4rem);
  font-weight: 800;
  letter-spacing: 0.07em;
  line-height: 1.5;
  color: #fdf8ec;
  text-shadow: 0 2px 5px rgba(0, 0, 0, 0.85), 0 5px 18px rgba(0, 0, 0, 0.7);
}

.breadcrumb {
  font-size: 0.8rem;
  margin-top: 0.7rem;
  color: #e8ddc6;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.9);
}

.breadcrumb a {
  color: var(--wood-amber-light);
  text-decoration: underline;
}

/* ============ セクション共通 ============ */
.section {
  padding: 3.4rem 0;
}

.section-alt {
  background:
    linear-gradient(rgba(236, 228, 212, 0.82), rgba(236, 228, 212, 0.82)),
    repeating-radial-gradient(circle at 110% -20%, transparent 0 34px, rgba(107, 78, 55, 0.09) 34px 35px);
}

.section-title {
  font-family: var(--serif);
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  font-weight: 800;
  color: var(--green-deep);
  letter-spacing: 0.08em;
  margin-bottom: 1.6rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* 年輪モチーフの見出しアクセント */
.section-title::before {
  content: "";
  width: 26px;
  height: 26px;
  min-width: 26px;
  border-radius: 50%;
  background:
    repeating-radial-gradient(
      circle at 45% 55%,
      var(--wood-amber) 0 1.5px,
      var(--brown-mid) 1.5px 4.5px,
      var(--wood-amber-light) 4.5px 5.5px,
      var(--brown-deep) 5.5px 9px,
      var(--wood-amber) 9px 10px,
      var(--brown-mid) 10px 14px
    );
  border: 1.5px solid var(--brown-deep);
}

/* ============ TOP: 概要・統計 ============ */
.intro-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 2.4rem;
  align-items: start;
}

.intro-text p {
  margin-bottom: 1.1rem;
}

.stat-panel {
  background: #fffdf8;
  border: 1px solid var(--line);
  border-top: 4px solid var(--green-mid);
  border-radius: 10px;
  padding: 1.5rem 1.6rem;
  box-shadow: var(--shadow);
}

.stat-panel h3 {
  font-family: var(--serif);
  color: var(--brown-deep);
  font-size: 1.05rem;
  margin-bottom: 1.1rem;
  letter-spacing: 0.06em;
}

.stat-row {
  margin-bottom: 1.05rem;
}

.stat-row .stat-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
  color: var(--ink-soft);
}

.stat-row .stat-label strong {
  color: var(--green-deep);
  font-size: 0.95rem;
}

.stat-bar {
  height: 12px;
  background: var(--paper-dark);
  border-radius: 999px;
  overflow: hidden;
}

.stat-bar-fill {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--green-mid), var(--green-soft));
}

.stat-bar-fill.amber {
  background: linear-gradient(90deg, var(--brown-mid), var(--wood-amber));
}

.stat-note {
  font-size: 0.75rem;
  color: var(--ink-soft);
  margin-top: 0.8rem;
}

/* ============ TOP: ニュース ============ */
.news-list {
  list-style: none;
  padding-left: 0;
  border-top: 1px solid var(--line);
}

.news-list li {
  display: flex;
  gap: 1.2rem;
  padding: 1.05rem 0.4rem;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}

.news-date {
  font-family: var(--serif);
  color: var(--brown-mid);
  font-weight: 700;
  font-size: 0.88rem;
  white-space: nowrap;
  min-width: 7.2em;
}

.news-tag {
  background: var(--green-deep);
  color: #f2ead8;
  font-size: 0.7rem;
  padding: 0.12rem 0.6rem;
  border-radius: 3px;
  white-space: nowrap;
  letter-spacing: 0.08em;
}

.news-body strong {
  color: var(--green-deep);
}

/* ============ TOP: ページカード ============ */
.page-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(255px, 1fr));
  gap: 1.4rem;
}

.page-card {
  background: #fffdf8;
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.page-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 26px rgba(29, 58, 42, 0.22);
}

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

.page-card-body {
  padding: 1.05rem 1.15rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
}

.page-card-num {
  font-family: var(--serif);
  color: var(--wood-amber);
  font-weight: 800;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
}

.page-card h3 {
  font-family: var(--serif);
  font-size: 1.06rem;
  color: var(--green-deep);
  letter-spacing: 0.04em;
  line-height: 1.55;
}

.page-card p {
  font-size: 0.84rem;
  color: var(--ink-soft);
  line-height: 1.7;
}

.page-card .card-more {
  margin-top: auto;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--brown-mid);
  letter-spacing: 0.1em;
}

/* ============ 2カラムレイアウト（下層） ============ */
.layout-2col {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 2.4rem;
  max-width: 1160px;
  margin: 0 auto;
  padding: 2.6rem 20px 3.6rem;
  align-items: start;
}

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

.article-main .lead {
  font-size: 1.02rem;
  background: linear-gradient(180deg, #fffdf8, var(--paper));
  border-left: 4px solid var(--wood-amber);
  padding: 1.1rem 1.3rem;
  margin-bottom: 2.2rem;
  border-radius: 0 8px 8px 0;
  box-shadow: var(--shadow);
}

.article-main h2 {
  font-family: var(--serif);
  font-size: clamp(1.25rem, 2.6vw, 1.55rem);
  color: var(--green-deep);
  letter-spacing: 0.06em;
  line-height: 1.6;
  margin: 2.8rem 0 1.2rem;
  padding: 0.55rem 0.9rem 0.55rem 1.05rem;
  border-left: 6px solid var(--green-mid);
  border-bottom: 2px solid var(--wood-amber);
  background: linear-gradient(90deg, rgba(46, 87, 65, 0.08), transparent 70%);
}

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

.article-main h3 {
  font-family: var(--serif);
  font-size: 1.12rem;
  color: var(--brown-deep);
  margin: 1.9rem 0 0.8rem;
  padding-left: 0.8rem;
  border-left: 4px solid var(--wood-amber);
  letter-spacing: 0.05em;
}

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

.article-main ul,
.article-main ol {
  margin: 0 0 1.3rem 0;
  padding-left: 1.6em;
}

.article-main li {
  margin-bottom: 0.4rem;
}

/* ============ 図表・データ表現 ============ */
.chart-box {
  background: #fffdf8;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1.4rem 1.5rem 1.2rem;
  margin: 1.6rem 0 2rem;
  box-shadow: var(--shadow);
}

.chart-box .chart-title {
  font-family: var(--serif);
  font-weight: 700;
  color: var(--green-deep);
  font-size: 1rem;
  margin-bottom: 1.1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--wood-amber);
  letter-spacing: 0.05em;
}

.chart-box .chart-note {
  font-size: 0.74rem;
  color: var(--ink-soft);
  margin-top: 0.9rem;
  margin-bottom: 0;
}

.hbar-row {
  display: grid;
  grid-template-columns: 9.5em minmax(0, 1fr) 4.5em;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 0.65rem;
  font-size: 0.85rem;
}

.hbar-row .hbar-label {
  font-weight: 600;
  color: var(--ink-soft);
  text-align: right;
  line-height: 1.4;
}

.hbar-track {
  background: var(--paper-dark);
  border-radius: 4px;
  height: 20px;
  overflow: hidden;
}

.hbar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--green-deep), var(--green-soft));
  border-radius: 4px 3px 3px 4px;
}

.hbar-fill.amber {
  background: linear-gradient(90deg, var(--brown-deep), var(--wood-amber));
}

.hbar-fill.soft {
  background: linear-gradient(90deg, var(--green-soft), #7aa98c);
}

.hbar-value {
  font-family: var(--serif);
  font-weight: 700;
  color: var(--green-deep);
  font-size: 0.86rem;
  white-space: nowrap;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.87rem;
  margin: 0;
}

.data-table th,
.data-table td {
  border: 1px solid var(--line);
  padding: 0.6rem 0.75rem;
  text-align: left;
  vertical-align: top;
}

.data-table thead th {
  background: var(--green-deep);
  color: #f2ead8;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.data-table tbody tr:nth-child(even) {
  background: rgba(200, 155, 95, 0.07);
}

.data-table tbody th {
  background: rgba(46, 87, 65, 0.1);
  color: var(--green-deep);
  white-space: nowrap;
}

.table-scroll {
  overflow-x: auto;
}

/* タイムライン（年輪の中心線モチーフ） */
.timeline {
  list-style: none;
  padding-left: 0;
  position: relative;
  margin: 0;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 6px;
  bottom: 6px;
  width: 3px;
  background: linear-gradient(180deg, var(--wood-amber), var(--brown-mid));
  border-radius: 2px;
}

.timeline li {
  position: relative;
  padding: 0 0 1.25rem 2.1rem;
  margin: 0;
}

.timeline li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.5em;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--wood-amber) 0 3px, var(--green-deep) 3px 7px);
  border: 2px solid var(--wood-amber);
}

.timeline .tl-year {
  font-family: var(--serif);
  font-weight: 800;
  color: var(--brown-deep);
  display: block;
  font-size: 0.95rem;
}

/* ============ サイドバー ============ */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  position: sticky;
  top: 120px;
}

.side-block {
  background: #fffdf8;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1.15rem 1.2rem;
  box-shadow: var(--shadow);
}

.side-block-title {
  font-family: var(--serif);
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--green-deep);
  letter-spacing: 0.1em;
  padding-bottom: 0.5rem;
  margin-bottom: 0.8rem;
  border-bottom: 2px solid var(--wood-amber);
}

.side-banner {
  text-align: center;
  overflow: hidden;
}

.side-banner img {
  margin: 0 auto;
  max-width: 100%;
  height: auto;
}

.toc-list {
  list-style: none;
  padding-left: 0;
  font-size: 0.88rem;
}

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

.toc-list a {
  display: block;
  padding: 0.55rem 0.2rem 0.55rem 1.3rem;
  position: relative;
  color: var(--ink);
}

.toc-list a::before {
  content: "";
  position: absolute;
  left: 0.15rem;
  top: 50%;
  transform: translateY(-50%);
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: 2px solid var(--wood-amber);
  background: radial-gradient(circle, var(--brown-mid) 0 2px, transparent 2px);
}

.toc-list a:hover {
  color: var(--wood-amber);
  background: rgba(200, 155, 95, 0.08);
}

.related-list {
  list-style: none;
  padding-left: 0;
  font-size: 0.87rem;
}

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

.related-list a {
  display: block;
  padding: 0.55rem 0.2rem;
  color: var(--green-mid);
}

.related-list a::before {
  content: "▸ ";
  color: var(--wood-amber);
}

/* 本文内バナー */
.inline-banner {
  margin: 1.8rem 0;
  padding: 1rem;
  background: #fffdf8;
  border: 1px dashed var(--line);
  border-radius: 8px;
  text-align: center;
  overflow-x: auto;
}

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

.amazon-banner {
  margin: 0.4rem auto;
}

.amazon-banner a {
  display: block;
  background: linear-gradient(135deg, var(--green-deep), var(--green-mid));
  color: #f6edda;
  border: 1px solid var(--wood-amber);
  border-radius: 8px;
  padding: 0.85rem 1rem;
  font-weight: 700;
  font-size: 0.9rem;
  transition: var(--transition);
}

.amazon-banner a:hover {
  background: linear-gradient(135deg, var(--brown-deep), var(--brown-mid));
  color: #fff;
}

/* ============ ページ送り ============ */
.page-nav {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 3rem;
  flex-wrap: wrap;
}

.page-nav a {
  flex: 1;
  min-width: 220px;
  background: #fffdf8;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.9rem 1.1rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--green-deep);
  box-shadow: var(--shadow);
}

.page-nav a:hover {
  border-color: var(--wood-amber);
  color: var(--brown-mid);
}

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

/* ============ フッター ============ */
.site-footer {
  margin-top: 0;
  color: #e9dfc9;
  background:
    linear-gradient(rgba(18, 41, 29, 0.96), rgba(30, 24, 17, 0.97)),
    repeating-radial-gradient(circle at 85% 140%, transparent 0 26px, rgba(200, 155, 95, 0.14) 26px 27.5px);
  border-top: 4px solid var(--wood-amber);
  padding: 2.8rem 0 1.6rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 2.2rem;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 20px 2rem;
}

.footer-brand .brand-title {
  font-size: 1.15rem;
}

.footer-brand p {
  font-size: 0.82rem;
  margin-top: 0.8rem;
  color: #cfc3a8;
  line-height: 1.8;
}

.footer-col h4 {
  font-family: var(--serif);
  color: var(--wood-amber-light);
  font-size: 0.92rem;
  letter-spacing: 0.12em;
  margin-bottom: 0.9rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid rgba(200, 155, 95, 0.4);
}

.footer-col ul {
  list-style: none;
  padding-left: 0;
  font-size: 0.83rem;
}

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

.footer-col a {
  color: #e0d5ba;
}

.footer-col a:hover {
  color: var(--wood-amber-light);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.4rem;
  justify-content: center;
  padding: 1.2rem 20px 0.8rem;
  border-top: 1px solid rgba(200, 155, 95, 0.3);
  max-width: 1160px;
  margin: 0 auto;
}

.footer-links a {
  color: #d9cdaf;
  font-size: 0.82rem;
  padding: 0.3rem 0.4rem;
}

.footer-links a:hover {
  color: var(--wood-amber-light);
}

.copyright {
  text-align: center;
  font-size: 0.76rem;
  color: #a89a7c;
  padding: 0.6rem 20px 0;
}

/* ============ レスポンシブ ============ */
@media (max-width: 960px) {
  .layout-2col {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
  }

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

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

@media (max-width: 860px) {
  html {
    scroll-padding-top: 84px;
  }

  .nav-toggle {
    display: flex;
  }

  .header-inner {
    flex-wrap: nowrap;
  }

  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--green-darker);
    flex-direction: column;
    align-items: stretch;
    max-width: none;
    padding: 0.6rem 0 1rem;
    gap: 0;
    border-bottom: 3px solid var(--wood-amber);
    box-shadow: 0 14px 24px rgba(0, 0, 0, 0.35);
  }

  .nav-menu.open {
    display: flex;
  }

  .nav-item a {
    padding: 0.85rem 1.6rem;
    font-size: 0.95rem;
    border-radius: 0;
    border-bottom: 1px solid rgba(200, 155, 95, 0.15);
  }

  .hero {
    min-height: 420px;
  }

  .hero-inner {
    padding: 64px 20px;
  }

  .news-list li {
    flex-direction: column;
    gap: 0.25rem;
  }

  .hbar-row {
    grid-template-columns: 6.6em minmax(0, 1fr) 4em;
    font-size: 0.78rem;
  }
}

@media (max-width: 560px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-links {
    flex-direction: column;
    align-items: center;
    gap: 0.3rem;
  }

  .brand-title {
    font-size: 1.05rem;
  }

  .brand-sub {
    display: none;
  }
}

/* ============ パートナー募集（partner.html / partner-rules.html / 募集カード） ============ */
.partner-page-hero {
  background:
    linear-gradient(rgba(18, 41, 29, 0.96), rgba(29, 58, 42, 0.94)),
    repeating-linear-gradient(90deg, rgba(200, 155, 95, 0.06) 0 2px, transparent 2px 9px);
  color: #f4ecdd;
  border-bottom: 3px solid var(--wood-amber);
  padding: 3.6rem 0 2.6rem;
}

.partner-page-eyebrow {
  display: inline-block;
  background: var(--wood-amber);
  color: var(--green-darker);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  padding: 0.2rem 0.85rem;
  border-radius: 3px;
  margin-bottom: 0.9rem;
}

.partner-page-title {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 3.4vw, 2.3rem);
  font-weight: 800;
  letter-spacing: 0.07em;
  line-height: 1.5;
  color: #fdf8ec;
}

.partner-page-lead {
  max-width: 860px;
  margin-top: 0.9rem;
  color: #e8ddc6;
  font-size: 0.95rem;
}

.partner-page-hero .breadcrumb {
  text-shadow: none;
}

.partner-page-content {
  padding: 3rem 0 3.8rem;
}

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

.partner-content-block {
  background: #fffdf8;
  border: 1px solid var(--line);
  border-top: 4px solid var(--green-mid);
  border-radius: 10px;
  padding: 1.7rem 1.8rem;
  box-shadow: var(--shadow);
}

.partner-content-block h2 {
  font-family: var(--serif);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--green-deep);
  letter-spacing: 0.06em;
  margin-bottom: 0.9rem;
}

.partner-content-block h3 {
  font-family: var(--serif);
  font-size: 1.05rem;
  color: var(--brown-deep);
  letter-spacing: 0.05em;
  margin: 1.4rem 0 0.6rem;
}

.partner-content-block p + p,
.partner-content-block ul,
.partner-content-block ol {
  margin-top: 0.7rem;
}

.partner-content-block li + li {
  margin-top: 0.35rem;
}

.partner-note {
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-top: 1rem;
}

.partner-highlight-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.9rem;
  margin-top: 1.2rem;
}

.partner-highlight-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 1.1rem 1.2rem;
}

.partner-highlight-card h3 {
  margin: 0 0 0.4rem;
  color: var(--green-deep);
}

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

.partner-cta-box {
  background:
    linear-gradient(rgba(18, 41, 29, 0.96), rgba(29, 58, 42, 0.94)),
    repeating-linear-gradient(90deg, rgba(200, 155, 95, 0.06) 0 2px, transparent 2px 9px);
  border-top-color: var(--wood-amber);
  color: #f0e8d6;
}

.partner-cta-box h2 {
  color: #fdf8ec;
}

.partner-cta-box p,
.partner-cta-box .partner-note {
  color: #e8ddc6;
}

.partner-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.2rem;
}

.partner-btn {
  display: inline-block;
  padding: 0.65rem 1.5rem;
  border-radius: 6px;
  font-weight: 700;
  font-size: 0.92rem;
  letter-spacing: 0.05em;
  transition: var(--transition);
}

.partner-btn-primary {
  background: var(--wood-amber);
  color: var(--green-darker);
  border: 1px solid var(--wood-amber);
}

.partner-btn-primary:hover {
  background: var(--wood-amber-light);
  color: var(--green-darker);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.partner-btn-secondary {
  background: transparent;
  color: var(--green-mid);
  border: 1px solid var(--green-mid);
}

.partner-btn-secondary:hover {
  background: rgba(46, 87, 65, 0.08);
  color: var(--green-deep);
  transform: translateY(-2px);
}

.partner-cta-box .partner-btn-secondary {
  color: #f0e8d6;
  border-color: rgba(244, 236, 221, 0.5);
}

.partner-cta-box .partner-btn-secondary:hover {
  background: rgba(244, 236, 221, 0.12);
  color: #fdf8ec;
}

/* 募集カード（TOP・記事内） */
.partner-inline-section {
  padding: 0 0 3.4rem;
}

.article-main .partner-inline-section {
  padding: 1.8rem 0;
}

.article-main .partner-inline-section .container {
  padding: 0;
}

.partner-inline-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.8rem;
  background: #fffdf8;
  border: 1px solid var(--line);
  border-left: 5px solid var(--wood-amber);
  border-radius: 10px;
  padding: 1.6rem 1.8rem;
  box-shadow: var(--shadow);
}

.partner-badge {
  display: inline-block;
  background: var(--wood-amber);
  color: var(--green-darker);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  padding: 0.18rem 0.75rem;
  border-radius: 3px;
  margin-bottom: 0.6rem;
}

.partner-inline-title {
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--green-deep);
  letter-spacing: 0.05em;
  margin-bottom: 0.4rem;
}

.partner-inline-description {
  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;
}

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

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

@media (max-width: 560px) {
  .partner-content-block,
  .partner-inline-card {
    padding: 1.2rem 1.1rem;
  }

  .partner-page-hero {
    padding: 2.6rem 0 2rem;
  }

  .partner-cta-actions .partner-btn,
  .partner-inline-actions .partner-btn {
    width: 100%;
    text-align: center;
  }
}

/* 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; }
}