/* ============================================================
   3Dプリント住宅レポート 共通スタイル
   コンクリートグレー × セーフティイエロー / 積層レイヤーモチーフ
   ============================================================ */

:root {
  --ink: #1c1e20;
  --concrete-900: #26282a;
  --concrete-700: #43474a;
  --concrete-500: #74787c;
  --concrete-300: #b7babc;
  --concrete-150: #d9dbda;
  --concrete-100: #eef0ee;
  --paper: #f7f7f4;
  --yellow: #ffc400;
  --yellow-deep: #d99f00;
  --white: #ffffff;
  --font-display: 'Oswald', 'Noto Sans JP', sans-serif;
  --font-body: 'Noto Sans JP', sans-serif;
  --shadow-card: 0 2px 10px rgba(28, 30, 32, 0.12);
  --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(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.9;
  font-size: 16px;
  overflow-wrap: break-word;
}

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

a {
  color: var(--concrete-700);
  text-decoration: none;
}

a:hover {
  color: var(--yellow-deep);
}

ul, ol {
  list-style-position: outside;
}

/* ---------- 積層モチーフ 共通装飾 ---------- */

.hazard-line {
  height: 8px;
  background: repeating-linear-gradient(
    -45deg,
    var(--yellow) 0 14px,
    var(--ink) 14px 28px
  );
}

/* ---------- ヘッダー ---------- */

.site-header {
  background: var(--ink);
  border-bottom: 4px solid var(--yellow);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: 1180px;
  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: 0.7rem;
  color: var(--white);
}

.brand:hover {
  color: var(--yellow);
}

.brand-mark {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  background: repeating-linear-gradient(
    to top,
    var(--yellow) 0 6px,
    var(--concrete-700) 6px 8px
  );
  border: 2px solid var(--yellow);
}

.brand-text {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.2;
  display: flex;
  flex-direction: column;
}

.brand-text small {
  font-family: var(--font-body);
  font-size: 0.68rem;
  font-weight: 400;
  color: var(--concrete-300);
  letter-spacing: 0.08em;
}

.global-nav {
  display: flex;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 0.2rem 0.4rem;
  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 */
}

.nav-item a {
  font-weight: 500;
  color: var(--concrete-150);
  padding: 0.4rem 0.8rem;
  border-radius: 2px;
  transition: var(--transition);
  font-size: 0.9rem;
  white-space: nowrap;
  display: inline-block;
  border-bottom: 2px solid transparent;
}

.nav-item a:hover {
  color: var(--yellow);
  border-bottom-color: var(--yellow);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 46px;
  height: 42px;
  background: transparent;
  border: 2px solid var(--yellow);
  cursor: pointer;
  padding: 8px;
}

.hamburger-line {
  display: block;
  height: 3px;
  width: 100%;
  background: var(--yellow);
  transition: var(--transition);
}

.nav-toggle.active .hamburger-line:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

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

.nav-toggle.active .hamburger-line:nth-child(3) {
  transform: translateY(-9px) 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;
  left: 0;
  right: 0;
  bottom: 0;
  height: 10px;
  background: repeating-linear-gradient(
    -45deg,
    var(--yellow) 0 14px,
    var(--ink) 14px 28px
  );
}

.hero-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 4rem 1.2rem;
  width: 100%;
}

.hero-label {
  display: inline-block;
  background: var(--yellow);
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  padding: 0.25rem 0.9rem;
  margin-bottom: 1rem;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 4.6vw, 3.4rem);
  font-weight: 700;
  line-height: 1.35;
  color: #ffffff;
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.85), 0 6px 24px rgba(0, 0, 0, 0.7);
  letter-spacing: 0.03em;
}

.hero h1 .accent {
  color: var(--yellow);
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.9), 0 6px 24px rgba(0, 0, 0, 0.75);
}

.hero-lead {
  margin-top: 1.2rem;
  max-width: 640px;
  color: #ffffff;
  font-weight: 500;
  font-size: 1.02rem;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.9), 0 4px 16px rgba(0, 0, 0, 0.7);
}

/* ---------- セクション共通 ---------- */

.section {
  padding: 3.5rem 0;
}

.section-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 1.2rem;
}

.section-dark {
  background: var(--concrete-900);
  color: var(--concrete-150);
}

.section-gray {
  background: var(--concrete-100);
}

.section-title {
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 0.4rem;
  position: relative;
  padding-left: 1rem;
  border-left: 10px solid var(--yellow);
}

.section-dark .section-title {
  color: var(--white);
}

.section-sub {
  color: var(--concrete-500);
  font-size: 0.92rem;
  margin-bottom: 2rem;
  padding-left: 1.3rem;
}

.section-dark .section-sub {
  color: var(--concrete-300);
}

/* ---------- 特徴カード（TOP概要） ---------- */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.4rem;
  margin-top: 2rem;
}

.feature-card {
  background: var(--white);
  border-top: 6px solid var(--yellow);
  box-shadow: var(--shadow-card);
  padding: 1.5rem;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin-bottom: 0.6rem;
  letter-spacing: 0.04em;
}

.feature-card p {
  font-size: 0.92rem;
  color: var(--concrete-700);
}

/* ---------- 最新ニュース ---------- */

.news-list {
  list-style: none;
  border-top: 2px solid var(--ink);
}

.news-item {
  border-bottom: 1px solid var(--concrete-150);
  padding: 1.1rem 0.4rem;
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 0.4rem 1.4rem;
  align-items: baseline;
}

.news-date {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--yellow-deep);
  font-size: 0.95rem;
  letter-spacing: 0.05em;
}

.news-item h3 {
  font-size: 1.02rem;
  font-weight: 700;
}

.news-item p {
  grid-column: 2;
  font-size: 0.9rem;
  color: var(--concrete-700);
}

/* ---------- ページカード ---------- */

.page-card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.3rem;
}

.page-card {
  background: var(--white);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  border-bottom: 4px solid var(--concrete-300);
}

.page-card:hover {
  transform: translateY(-4px);
  border-bottom-color: var(--yellow);
}

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

.page-card-body {
  padding: 1.1rem 1.2rem 1.3rem;
  flex: 1;
}

.page-card-num {
  font-family: var(--font-display);
  color: var(--yellow-deep);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
}

.page-card h3 {
  font-size: 1.02rem;
  margin: 0.3rem 0 0.5rem;
  color: var(--ink);
}

.page-card p {
  font-size: 0.85rem;
  color: var(--concrete-500);
}

/* ---------- ブログ最新（TOP） ---------- */

.top-blog-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.4rem;
}

.top-blog-card {
  display: grid;
  grid-template-columns: 220px 1fr;
  background: var(--white);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  border-left: 6px solid var(--yellow);
}

.top-blog-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.top-blog-body {
  padding: 1rem 1.2rem;
}

.top-blog-body time {
  font-family: var(--font-display);
  font-size: 0.8rem;
  color: var(--yellow-deep);
  font-weight: 600;
  letter-spacing: 0.08em;
}

.top-blog-body h3 {
  font-size: 1rem;
  margin: 0.3rem 0 0.4rem;
}

.top-blog-body p {
  font-size: 0.85rem;
  color: var(--concrete-500);
}

.btn-more {
  display: inline-block;
  margin-top: 2rem;
  background: var(--ink);
  color: var(--yellow);
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.1em;
  padding: 0.8rem 2.4rem;
  border: 2px solid var(--yellow);
  transition: var(--transition);
}

.btn-more:hover {
  background: var(--yellow);
  color: var(--ink);
}

/* ---------- パンくず ---------- */

.breadcrumb {
  max-width: 1180px;
  margin: 0 auto;
  padding: 1rem 1.2rem 0;
  font-size: 0.82rem;
  color: var(--concrete-500);
}

.breadcrumb a {
  color: var(--concrete-500);
  text-decoration: underline;
}

.breadcrumb a:hover {
  color: var(--yellow-deep);
}

/* ---------- 下層ページ 2カラム ---------- */

.page-layout {
  max-width: 1180px;
  margin: 0 auto;
  padding: 1.5rem 1.2rem 4rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 2.5rem;
  align-items: start;
}

.page-content {
  min-width: 0;
}

.page-content .page-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.2vw, 2.2rem);
  font-weight: 700;
  line-height: 1.4;
  padding: 0.4rem 0 0.6rem 1.1rem;
  border-left: 12px solid var(--yellow);
  border-bottom: 3px solid var(--ink);
  margin-bottom: 0.8rem;
}

.page-lead {
  color: var(--concrete-700);
  font-size: 0.98rem;
  margin-bottom: 1.5rem;
}

.eyecatch {
  margin-bottom: 2rem;
  position: relative;
}

.eyecatch img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}

.eyecatch::after {
  content: '';
  display: block;
  height: 8px;
  background: repeating-linear-gradient(
    -45deg,
    var(--yellow) 0 14px,
    var(--ink) 14px 28px
  );
}

.page-content h2 {
  font-family: var(--font-display);
  font-size: 1.42rem;
  font-weight: 700;
  margin: 2.8rem 0 1.1rem;
  padding: 0.5rem 0.9rem;
  background: var(--ink);
  color: var(--white);
  border-left: 10px solid var(--yellow);
  letter-spacing: 0.04em;
}

.page-content h3 {
  font-size: 1.08rem;
  font-weight: 700;
  margin: 1.8rem 0 0.8rem;
  padding-bottom: 0.3rem;
  border-bottom: 3px double var(--concrete-300);
}

.page-content h3::before {
  content: '▍';
  color: var(--yellow);
  margin-right: 0.3rem;
}

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

.page-content ul,
.page-content ol {
  margin: 0 0 1.2rem 1.5rem;
}

.page-content li {
  margin-bottom: 0.4rem;
}

.page-content strong {
  background: linear-gradient(transparent 68%, rgba(255, 196, 0, 0.55) 68%);
  padding: 0 0.1rem;
}

/* ---------- 図表: 比較表 ---------- */

.table-wrap {
  overflow-x: auto;
  margin: 1.5rem 0;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  min-width: 560px;
  background: var(--white);
}

.data-table caption {
  caption-side: top;
  text-align: left;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--concrete-700);
  padding-bottom: 0.5rem;
}

.data-table th,
.data-table td {
  border: 1px solid var(--concrete-300);
  padding: 0.6rem 0.8rem;
  text-align: left;
  vertical-align: top;
}

.data-table thead th {
  background: var(--ink);
  color: var(--white);
  font-weight: 600;
  white-space: nowrap;
}

.data-table tbody th {
  background: var(--concrete-100);
  white-space: nowrap;
}

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

/* ---------- 図表: 統計バー ---------- */

.chart-box {
  background: var(--white);
  border: 1px solid var(--concrete-300);
  border-top: 6px solid var(--yellow);
  padding: 1.4rem 1.5rem 1.2rem;
  margin: 1.5rem 0;
}

.chart-title {
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 1.1rem;
}

.chart-title::before {
  content: '';
  display: inline-block;
  width: 12px;
  height: 12px;
  background: repeating-linear-gradient(to top, var(--yellow) 0 3px, var(--ink) 3px 5px);
  margin-right: 0.5rem;
}

.bar-row {
  display: grid;
  grid-template-columns: 130px 1fr 90px;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 0.7rem;
  font-size: 0.85rem;
}

.bar-label {
  font-weight: 600;
  text-align: right;
  line-height: 1.4;
}

.bar-track {
  background: var(--concrete-100);
  height: 22px;
  position: relative;
}

.bar-fill {
  height: 100%;
  background: repeating-linear-gradient(
    to right,
    var(--concrete-700) 0 10px,
    var(--concrete-500) 10px 12px
  );
}

.bar-fill.accent {
  background: repeating-linear-gradient(
    to right,
    var(--yellow) 0 10px,
    var(--yellow-deep) 10px 12px
  );
}

.bar-value {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--concrete-700);
  font-size: 0.88rem;
  white-space: nowrap;
}

.chart-note {
  font-size: 0.76rem;
  color: var(--concrete-500);
  margin-top: 0.8rem;
}

/* ---------- 図表: タイムライン ---------- */

.timeline {
  list-style: none;
  margin: 1.5rem 0;
  padding-left: 0.4rem;
  border-left: 4px solid var(--yellow);
}

.timeline li {
  position: relative;
  padding: 0 0 1.3rem 1.4rem;
}

.timeline li::before {
  content: '';
  position: absolute;
  left: -0.75rem;
  top: 0.5rem;
  width: 14px;
  height: 14px;
  background: var(--ink);
  border: 3px solid var(--yellow);
}

.timeline-year {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--yellow-deep);
  letter-spacing: 0.06em;
  display: block;
  font-size: 0.95rem;
}

.timeline p {
  font-size: 0.9rem;
  margin-bottom: 0;
}

/* ---------- 図表: フロー ---------- */

.flow-steps {
  list-style: none;
  counter-reset: flow;
  margin: 1.5rem 0;
}

.flow-steps li {
  counter-increment: flow;
  background: var(--white);
  border: 1px solid var(--concrete-300);
  border-left: 8px solid var(--yellow);
  padding: 0.9rem 1.1rem 0.9rem 3.4rem;
  margin-bottom: 0.9rem;
  position: relative;
  font-size: 0.92rem;
}

.flow-steps li::before {
  content: counter(flow, decimal-leading-zero);
  position: absolute;
  left: 0.8rem;
  top: 0.75rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--concrete-300);
}

.flow-steps li strong {
  display: block;
  background: none;
  padding: 0;
}

/* ---------- 本文内バナー ---------- */

.inline-ad {
  margin: 1.8rem 0;
  padding: 1rem;
  background: var(--concrete-100);
  border: 1px dashed var(--concrete-300);
  text-align: center;
  overflow-x: auto;
}

.inline-ad .ad-label,
.sidebar-ad .ad-label {
  display: block;
  font-size: 0.68rem;
  color: var(--concrete-500);
  letter-spacing: 0.2em;
  margin-bottom: 0.4rem;
  text-align: left;
}

/* ---------- サイドバー ---------- */

.sidebar {
  min-width: 0;
}

.sidebar-widget {
  background: var(--white);
  border: 1px solid var(--concrete-300);
  padding: 1.1rem 1.2rem;
  margin-bottom: 1.5rem;
}

.sidebar-ad {
  text-align: center;
}

.widget-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.08em;
  padding: 0.3rem 0.7rem;
  margin: -1.1rem -1.2rem 1rem;
  background: var(--ink);
  color: var(--yellow);
  border-bottom: 3px solid var(--yellow);
}

.toc-list {
  list-style: none;
  margin: 0;
}

.toc-list li {
  border-bottom: 1px dashed var(--concrete-150);
}

.toc-list a {
  display: block;
  padding: 0.55rem 0.2rem 0.55rem 1.2rem;
  font-size: 0.88rem;
  position: relative;
}

.toc-list a::before {
  content: '';
  position: absolute;
  left: 0.2rem;
  top: 1.05rem;
  width: 10px;
  height: 4px;
  background: var(--yellow);
}

.toc-list a:hover {
  background: var(--concrete-100);
}

.related-list {
  list-style: none;
  margin: 0;
}

.related-list li {
  border-bottom: 1px dashed var(--concrete-150);
}

.related-list a {
  display: block;
  padding: 0.55rem 0.2rem;
  font-size: 0.88rem;
}

.related-list a::before {
  content: '≫ ';
  color: var(--yellow-deep);
}

.related-list a:hover {
  color: var(--yellow-deep);
}

.amazon-banner a {
  display: block;
  background: var(--ink);
  color: var(--yellow);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 1rem 0.8rem;
  border: 2px solid var(--yellow);
  transition: var(--transition);
}

.amazon-banner a:hover {
  background: var(--yellow);
  color: var(--ink);
}

/* ---------- ページ送り ---------- */

.page-nav {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 3rem;
  flex-wrap: wrap;
}

.page-nav a {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.7rem 1.2rem;
  border: 2px solid var(--ink);
  background: var(--white);
  transition: var(--transition);
}

.page-nav a:hover {
  background: var(--yellow);
  border-color: var(--yellow);
  color: var(--ink);
}

/* ---------- フッター ---------- */

.site-footer {
  background: var(--ink);
  color: var(--concrete-300);
  border-top: 8px solid var(--yellow);
  padding: 3rem 0 1.5rem;
  font-size: 0.88rem;
}

.footer-grid {
  max-width: 1180px;
  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-display);
  color: var(--yellow);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  margin-bottom: 0.8rem;
  padding-bottom: 0.3rem;
  border-bottom: 1px solid var(--concrete-700);
}

.footer-about {
  font-size: 0.82rem;
  line-height: 1.8;
}

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

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

.footer-grid a {
  color: var(--concrete-300);
  font-size: 0.84rem;
}

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

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 1rem;
  padding: 1.2rem 1.2rem 0;
  border-top: 1px solid var(--concrete-700);
}

.footer-links a {
  color: var(--concrete-300);
  text-decoration: none;
  padding: 0.3rem 0.8rem;
  transition: opacity 0.3s ease;
}

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

.copyright {
  text-align: center;
  font-size: 0.78rem;
  color: var(--concrete-500);
}

/* ---------- レスポンシブ ---------- */

@media (max-width: 1024px) {
  .page-card-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-layout {
    grid-template-columns: minmax(0, 1fr) 290px;
    gap: 1.8rem;
  }
}

@media (max-width: 900px) {
  .nav-toggle {
    display: flex;
  }

  .global-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--concrete-900);
    border-bottom: 4px solid var(--yellow);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.4);
  }

  .global-nav.open {
    display: block;
  }

  .nav-menu {
    flex-direction: column;
    align-items: stretch;
    max-width: none;
    padding: 0.8rem 1rem 1.2rem;
    gap: 0;
  }

  .nav-item a {
    display: block;
    padding: 0.8rem 0.6rem;
    border-bottom: 1px solid var(--concrete-700);
    font-size: 0.95rem;
  }
}

@media (max-width: 768px) {
  body {
    font-size: 15px;
  }

  .hero {
    min-height: 420px;
  }

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

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

  .top-blog-grid {
    grid-template-columns: 1fr;
  }

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

  .top-blog-card img {
    aspect-ratio: 16 / 9;
  }

  .page-layout {
    grid-template-columns: 1fr;
  }

  .news-item {
    grid-template-columns: 1fr;
    gap: 0.2rem;
  }

  .news-item p {
    grid-column: 1;
  }

  .bar-row {
    grid-template-columns: 92px 1fr 70px;
    gap: 0.5rem;
    font-size: 0.78rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 1.6rem;
  }

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

/* ---------- パートナー募集 ---------- */
.partner-inline-section {
  padding: 2.2rem 0 0.6rem;
}

main > .partner-inline-section {
  max-width: 1180px;
  margin: 0 auto;
  padding: 2rem 1.2rem 1rem;
}

.partner-inline-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.6rem;
  background: var(--white);
  border: 1px solid var(--concrete-150);
  border-top: 4px solid var(--yellow);
  border-radius: 6px;
  padding: 1.8rem 2rem;
  box-shadow: var(--shadow-card);
}

.partner-badge {
  display: inline-block;
  padding: 0.3rem 0.85rem;
  background: var(--ink);
  color: var(--yellow);
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  margin-bottom: 0.7rem;
}

.partner-inline-title {
  font-size: 1.25rem;
  color: var(--ink);
  margin: 0 0 0.6rem;
}

.partner-inline-description {
  color: var(--concrete-700);
  font-size: 0.95rem;
  margin: 0;
  line-height: 1.8;
}

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

.partner-btn {
  display: inline-block;
  padding: 0.7rem 1.4rem;
  font-weight: 700;
  font-size: 0.92rem;
  text-decoration: none;
  transition: var(--transition);
  white-space: nowrap;
}

.partner-btn-primary {
  background: var(--ink);
  color: var(--yellow);
}

.partner-btn-primary:hover {
  background: var(--concrete-700);
}

.partner-btn-secondary {
  background: var(--white);
  color: var(--ink);
  border: 1px solid var(--concrete-500);
}

.partner-btn-secondary:hover {
  background: var(--concrete-100);
}

.partner-page-hero {
  background: linear-gradient(135deg, var(--ink) 0%, var(--concrete-700) 100%);
  color: var(--white);
  padding: 3.2rem 1.2rem 2.8rem;
  border-bottom: 4px solid var(--yellow);
}

.partner-page-hero-inner {
  max-width: 1180px;
  margin: 0 auto;
}

.partner-page-eyebrow {
  display: inline-block;
  padding: 0.3rem 0.85rem;
  background: var(--yellow);
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  margin-bottom: 1rem;
}

.partner-page-title {
  font-size: clamp(1.5rem, 3.4vw, 2.2rem);
  line-height: 1.35;
  margin: 0 0 1rem;
  color: var(--white);
}

.partner-page-lead {
  max-width: 860px;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.9;
  margin: 0;
}

.partner-page-content {
  max-width: 980px;
  margin: 0 auto;
  padding: 2.6rem 1.2rem 3.5rem;
}

.partner-page-grid {
  display: grid;
  gap: 1.5rem;
}

.partner-content-block {
  background: var(--white);
  border: 1px solid var(--concrete-150);
  border-radius: 6px;
  padding: 1.8rem 2rem;
  box-shadow: var(--shadow-card);
}

.partner-content-block h2 {
  font-size: 1.3rem;
  color: var(--ink);
  margin: 0 0 0.9rem;
  padding-left: 0.8rem;
  border-left: 4px solid var(--yellow);
}

.partner-content-block h3 {
  font-size: 1.08rem;
  color: var(--ink);
  margin: 1.4rem 0 0.6rem;
}

.partner-content-block p {
  color: var(--concrete-700);
  line-height: 1.9;
}

.partner-content-block ul,
.partner-content-block ol {
  margin: 0.6rem 0 0;
  padding-left: 1.35rem;
  color: var(--concrete-700);
  line-height: 1.9;
}

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

.partner-content-block a {
  color: var(--concrete-900);
}

.partner-highlight-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 1.4rem;
}

.partner-highlight-card {
  background: var(--concrete-100);
  border: 1px solid var(--concrete-150);
  border-radius: 6px;
  padding: 1.2rem 1.4rem;
}

.partner-highlight-card h3 {
  margin: 0 0 0.5rem;
  color: var(--ink);
}

.partner-highlight-card p {
  font-size: 0.92rem;
  margin: 0;
}

.partner-note {
  font-size: 0.88rem;
  color: var(--concrete-700);
  margin-top: 1.2rem;
}

.partner-cta-box {
  background: linear-gradient(135deg, var(--ink) 0%, var(--concrete-900) 100%);
  border: none;
  border-top: 4px solid var(--yellow);
  color: var(--white);
}

.partner-cta-box h2 {
  color: var(--white);
  border-left-color: var(--yellow);
}

.partner-cta-box p,
.partner-cta-box .partner-note {
  color: rgba(255, 255, 255, 0.92);
}

.partner-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.3rem;
}

.partner-cta-box .partner-btn-primary {
  background: var(--yellow);
  color: var(--ink);
}

.partner-cta-box .partner-btn-primary:hover {
  background: var(--yellow-deep);
}

.partner-cta-box .partner-btn-secondary {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.7);
}

.partner-cta-box .partner-btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
}

@media (max-width: 760px) {
  .partner-inline-card {
    flex-direction: column;
    align-items: flex-start;
    padding: 1.4rem 1.3rem;
  }

  .partner-content-block {
    padding: 1.4rem 1.3rem;
  }
}

/* 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; }
}