/* ============================================================
   CrossField Inc. - style.css
   カラー: #1A2744(ネイビー) / #C9A84C(ゴールド) / #F7F7F5(オフホワイト)
          #333333(テキスト) / #777777(補助) / #E8E5E0(ボーダー)
   フォント: Cormorant Garamond / Noto Serif JP / Noto Sans JP
   ============================================================ */

/* ============================================================
   リセット・ベース
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.8;
  color: #333333;
  background-color: #FFFFFF;
  padding-top: 96px; /* 固定ヘッダー分の余白 */
}

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

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

ul, ol {
  list-style: none;
}

/* ============================================================
   共通レイアウト
   ============================================================ */
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 40px;
}

/* ============================================================
   共通セクションラベル・タイトル
   ============================================================ */
.section-label {
  display: block;
  font-family: 'Cormorant Garamond', serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: #C9A84C;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.section-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 32px;
  font-weight: 700;
  color: #1A2744;
  line-height: 1.5;
  margin-bottom: 48px;
}

/* section-title-wrap: タイトル+ボタンを横並びにする場合（Newsセクション等） */
.section-title-wrap {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 48px;
}

.section-title-wrap .section-title {
  margin-bottom: 0;
}

/* center修飾子: テキスト中央揃え */
.section-title-wrap.center {
  display: block;
  text-align: center;
}

/* ============================================================
   共通ボタン
   ============================================================ */
.btn-primary {
  display: inline-block;
  padding: 16px 40px;
  background-color: #C9A84C;
  color: #FFFFFF;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.05em;
  border: none;
  cursor: pointer;
  transition: opacity 0.2s ease;
}

.btn-primary:hover {
  opacity: 0.85;
}

.btn-outline {
  display: inline-block;
  padding: 10px 24px;
  border: 1px solid #1A2744;
  color: #1A2744;
  font-size: 14px;
  font-weight: 400;
  transition: background-color 0.2s ease, color 0.2s ease;
  white-space: nowrap;
}

.btn-outline:hover {
  background-color: #1A2744;
  color: #FFFFFF;
}

/* ============================================================
   ヘッダー
   ============================================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid #E8E5E0;
}

.header-inner {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 40px;
  height: 72px;
  display: flex;
  align-items: center;
  gap: 32px;
}

/* ロゴ */
.logo {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  margin-right: auto;
}

.logo-en {
  font-family: 'Cormorant Garamond', serif;
  font-size: 22px;
  font-weight: 700;
  color: #1A2744;
  letter-spacing: 0.05em;
}

.logo-ja {
  font-family: 'Noto Serif JP', serif;
  font-size: 10px;
  font-weight: 400;
  color: #777777;
  letter-spacing: 0.1em;
}

/* フッター内ロゴの色上書き */
.footer-logo .logo-en {
  color: #FFFFFF;
}

.footer-logo .logo-ja {
  color: rgba(255, 255, 255, 0.55);
}

/* ヘッダーナビ */
.header-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.header-nav a {
  font-family: 'Cormorant Garamond', serif;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: #333333;
  transition: color 0.2s ease;
}

.header-nav a:hover {
  color: #C9A84C;
}

/* ヘッダーCTAボタン */
.header-cta {
  display: inline-block;
  padding: 10px 22px;
  background-color: #1A2744;
  color: #FFFFFF;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.05em;
  transition: opacity 0.2s ease;
  white-space: nowrap;
}

.header-cta:hover {
  opacity: 0.8;
}

/* ハンバーガーメニュー（PC非表示） */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 20px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: #1A2744;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* ハンバーガーOPEN状態 */
.hamburger.active span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

/* ポートフォリオ注記（ヘッダー下部） */
.portfolio-notice-header {
  text-align: center;
  font-size: 11px;
  color: #777777;
  background-color: rgba(26, 39, 68, 0.06);
  padding: 4px 16px;
  line-height: 1.6;
}

/* ============================================================
   ヒーロー（TOPページ）
   ============================================================ */
.hero {
  position: relative;
  width: 100%;
  height: 100svh;
  min-height: 560px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  /* padding-topはbodyが担うため不要 */
  margin-top: -96px; /* ヘッダー分を引いてfull bleed */
}

#hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 0 24px;
  max-width: 800px;
}

.hero-accent {
  display: block;
  font-family: 'Cormorant Garamond', serif;
  font-size: 14px;
  font-style: italic;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: #C9A84C;
  margin-bottom: 20px;
  text-transform: uppercase;
}

.hero-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 48px;
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1.6;
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 16px;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.88);
  line-height: 1.9;
  margin-bottom: 40px;
}

.hero-cta {
  display: inline-block;
  padding: 18px 48px;
  background-color: #C9A84C;
  color: #FFFFFF;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.05em;
  transition: opacity 0.2s ease;
  margin-bottom: 32px;
}

.hero-cta:hover {
  opacity: 0.85;
}

/* ヒーロー内ポートフォリオ注記 */
.portfolio-notice {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.6;
}

/* ============================================================
   ページヒーロー（下層ページ共通）
   ============================================================ */
.page-hero {
  position: relative;
  width: 100%;
  height: 300px;
  background-color: #1A2744;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* smallクラス: news-detail 高さ200px */
.page-hero.small {
  height: 200px;
}

/* has-imageクラス: about.html 背景画像あり */
.page-hero.has-image {
  height: 300px;
}

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

.page-hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(26, 39, 68, 0.65);
}

.page-hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.page-hero-label {
  display: block;
  font-family: 'Cormorant Garamond', serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: #C9A84C;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.page-hero-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 36px;
  font-weight: 700;
  color: #FFFFFF;
  letter-spacing: 0.05em;
}

/* ============================================================
   ABOUTセクション（TOPページ）
   ============================================================ */
.about-section {
  padding: 96px 0;
  background-color: #F7F7F5;
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-text .section-title {
  margin-bottom: 24px;
}

.about-text p {
  font-size: 15px;
  line-height: 1.9;
  color: #333333;
  margin-bottom: 32px;
}

.about-link {
  display: inline-block;
  font-size: 14px;
  font-weight: 500;
  color: #1A2744;
  border-bottom: 1px solid #C9A84C;
  padding-bottom: 4px;
  transition: color 0.2s ease;
}

.about-link:hover {
  color: #C9A84C;
}

.about-image img {
  width: 100%;
  height: 420px;
  object-fit: cover;
}

/* ============================================================
   SERVICESセクション（TOPページ）2x2グリッド
   ============================================================ */
.services-section {
  padding: 96px 0;
  background-color: #FFFFFF;
}

.services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.service-card {
  background-color: #FFFFFF;
  border: 1px solid #E8E5E0;
  overflow: hidden;
  transition: box-shadow 0.2s ease;
}

.service-card:hover {
  box-shadow: 0 8px 32px rgba(26, 39, 68, 0.10);
}

.service-card-image {
  width: 100%;
  height: 240px;
  object-fit: cover;
}

.service-card-body {
  padding: 28px 28px 32px;
  border-top: 2px solid #C9A84C;
}

.service-card-label {
  display: inline-block;
  font-family: 'Cormorant Garamond', serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: #C9A84C;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.service-card-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 20px;
  font-weight: 700;
  color: #1A2744;
  line-height: 1.5;
  margin-bottom: 12px;
}

.service-card-text {
  font-size: 14px;
  color: #777777;
  line-height: 1.8;
}

/* ============================================================
   WHY USセクション（TOPページ）3列カード
   ============================================================ */
.whyus-section {
  padding: 96px 0;
  background-color: #F7F7F5;
}

.whyus-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.whyus-card {
  background-color: #FFFFFF;
  padding: 40px 32px;
  border-bottom: 3px solid #C9A84C;
}

.whyus-num {
  display: block;
  font-family: 'Cormorant Garamond', serif;
  font-size: 40px;
  font-weight: 700;
  color: #E8E5E0;
  line-height: 1;
  margin-bottom: 16px;
}

.whyus-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 18px;
  font-weight: 700;
  color: #1A2744;
  margin-bottom: 16px;
}

.whyus-text {
  font-size: 14px;
  color: #777777;
  line-height: 1.8;
}

/* ============================================================
   VOICEセクション（TOPページ）3列カード
   ============================================================ */
.voice-section {
  padding: 96px 0;
  background-color: #FFFFFF;
}

.voice-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.voice-card {
  background-color: #F7F7F5;
  padding: 36px 28px;
  border-left: 3px solid #C9A84C;
  position: relative;
}

.voice-card::before {
  content: '\201C';
  font-family: 'Cormorant Garamond', serif;
  font-size: 64px;
  color: #C9A84C;
  opacity: 0.3;
  position: absolute;
  top: 12px;
  left: 16px;
  line-height: 1;
}

.voice-text {
  font-size: 14px;
  line-height: 1.9;
  color: #333333;
  margin-bottom: 20px;
  padding-top: 16px;
}

.voice-attr {
  font-size: 12px;
  color: #777777;
  font-weight: 300;
}

/* ============================================================
   NEWSセクション（TOPページ）
   ============================================================ */
.news-section {
  padding: 96px 0;
  background-color: #F7F7F5;
}

/* お知らせリスト（TOP 3件） */
.news-list {
  border-top: 1px solid #E8E5E0;
}

.news-item {
  border-bottom: 1px solid #E8E5E0;
}

.news-item a {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px 8px;
  transition: background-color 0.15s ease;
}

.news-item a:hover {
  background-color: rgba(201, 168, 76, 0.05);
}

.news-item-date {
  font-family: 'Cormorant Garamond', serif;
  font-size: 14px;
  color: #777777;
  white-space: nowrap;
  min-width: 88px;
}

.news-item-title {
  font-size: 14px;
  color: #333333;
  flex: 1;
}

/* ============================================================
   カテゴリタグ（全ページ共通）
   ============================================================ */
.news-item-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  color: #FFFFFF;
  white-space: nowrap;
  min-width: 96px;
  text-align: center;
}

.tag-notice  { background-color: #777777; }
.tag-photo   { background-color: #1A2744; }
.tag-sales   { background-color: #2E6B4F; }
.tag-salon   { background-color: #8B5E6B; }
.tag-consult { background-color: #3A5A8C; }

/* ============================================================
   CTAセクション（TOPページ）
   ============================================================ */
.cta-section {
  padding: 96px 0;
  background-color: #1A2744;
  text-align: center;
}

.cta-section .section-label {
  color: rgba(255, 255, 255, 0.6);
}

.cta-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 32px;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 20px;
}

.cta-sub {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.80);
  line-height: 1.8;
  margin-bottom: 40px;
}

.cta-note {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.55);
  margin-top: 20px;
}

/* ============================================================
   フッター
   ============================================================ */
.footer {
  background-color: #1A2744;
  padding: 56px 0 0;
}

.footer-inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 40px;
  padding-bottom: 40px;
}

.footer-logo {
  display: flex;
  flex-direction: column;
}

.footer-logo .logo {
  margin-bottom: 20px;
}

.footer-address {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.8;
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-nav a {
  font-family: 'Cormorant Garamond', serif;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.75);
  transition: color 0.2s ease;
}

.footer-nav a:hover {
  color: #C9A84C;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 20px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.portfolio-notice-footer {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.45);
  text-align: center;
}

.copyright {
  font-family: 'Cormorant Garamond', serif;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.05em;
  text-align: center;
}

/* ============================================================
   会社概要ページ（about.html）
   ============================================================ */

/* 代表挨拶セクション */
.greeting-section {
  padding: 96px 0;
  background-color: #FFFFFF;
}

.greeting-inner {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 64px;
  align-items: flex-start;
}

.greeting-image img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  object-position: top center;
}

.greeting-text .section-title {
  margin-bottom: 24px;
}

.greeting-text p {
  font-size: 15px;
  line-height: 2;
  color: #333333;
  margin-bottom: 20px;
}

.greeting-sign {
  font-family: 'Noto Serif JP', serif;
  font-size: 15px;
  font-weight: 600;
  color: #1A2744;
  margin-top: 32px;
}

/* 企業理念セクション */
.philosophy-section {
  padding: 96px 0;
  background-color: #F7F7F5;
}

.philosophy-vision {
  text-align: center;
  padding: 48px 40px;
  background-color: #1A2744;
  margin-bottom: 56px;
}

.philosophy-vision-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 24px;
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1.6;
  margin-bottom: 32px;
}

.philosophy-mission-label {
  font-family: 'Cormorant Garamond', serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: #C9A84C;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.philosophy-mission {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.9;
}

/* バリューグリッド（3列） */
.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.value-card {
  background-color: #FFFFFF;
  padding: 36px 28px;
  border-top: 2px solid #C9A84C;
}

.value-card-label {
  font-family: 'Noto Serif JP', serif;
  font-size: 18px;
  font-weight: 700;
  color: #1A2744;
  margin-bottom: 16px;
}

.value-card-text {
  font-size: 14px;
  color: #777777;
  line-height: 1.8;
}

/* 会社概要テーブルセクション */
.company-info-section {
  padding: 96px 0;
  background-color: #FFFFFF;
}

.company-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}

.company-table th,
.company-table td {
  padding: 20px 24px;
  border-bottom: 1px solid #E8E5E0;
  text-align: left;
  vertical-align: top;
  line-height: 1.7;
}

.company-table th {
  width: 180px;
  font-weight: 600;
  color: #1A2744;
  font-family: 'Noto Serif JP', serif;
  background-color: #F7F7F5;
  white-space: nowrap;
}

.company-table td {
  color: #333333;
}

/* 沿革セクション */
.history-section {
  padding: 96px 0;
  background-color: #F7F7F5;
}

/* タイムライン */
.timeline {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
}

/* 縦線 */
.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 130px;
  width: 1px;
  background-color: #C9A84C;
}

.timeline-item {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 0 48px;
  padding: 24px 0;
  position: relative;
}

/* ドット */
.timeline-item::before {
  content: '';
  position: absolute;
  left: 124px;
  top: 30px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background-color: #C9A84C;
  border: 2px solid #F7F7F5;
}

.timeline-year {
  font-family: 'Cormorant Garamond', serif;
  font-size: 14px;
  font-weight: 600;
  color: #1A2744;
  letter-spacing: 0.05em;
  padding-top: 2px;
  text-align: right;
  padding-right: 0;
}

.timeline-desc {
  font-size: 15px;
  color: #333333;
  line-height: 1.8;
  padding-left: 16px;
}

/* ============================================================
   お知らせ一覧ページ（news.html）
   ============================================================ */
.news-list-section {
  padding: 80px 0 96px;
  background-color: #FFFFFF;
}

/* 全件リスト */
.news-list-all {
  border-top: 1px solid #E8E5E0;
}

.news-list-item {
  border-bottom: 1px solid #E8E5E0;
}

.news-list-item a {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 22px 8px;
  transition: background-color 0.15s ease;
}

.news-list-item a:hover {
  background-color: rgba(201, 168, 76, 0.05);
}

/* ============================================================
   お知らせ詳細ページ（news-detail.html）
   ============================================================ */

/* パンくずリスト */
.breadcrumb {
  background-color: #F7F7F5;
  border-bottom: 1px solid #E8E5E0;
}

.breadcrumb-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
  padding: 14px 0;
  font-size: 12px;
  color: #777777;
}

.breadcrumb-list li {
  display: flex;
  align-items: center;
}

.breadcrumb-list a {
  color: #1A2744;
  transition: color 0.2s ease;
}

.breadcrumb-list a:hover {
  color: #C9A84C;
}

.breadcrumb-list .sep {
  color: #AAAAAA;
  margin: 0 4px;
}

.breadcrumb-list .current {
  color: #777777;
}

/* 記事詳細セクション */
.news-detail-section {
  padding: 64px 0 96px;
  background-color: #FFFFFF;
}

.news-detail-inner {
  max-width: 800px;
  margin: 0 auto;
}

.news-detail-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.news-detail-date {
  font-family: 'Cormorant Garamond', serif;
  font-size: 14px;
  color: #777777;
  letter-spacing: 0.05em;
}

.news-detail-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 28px;
  font-weight: 700;
  color: #1A2744;
  line-height: 1.6;
  margin-bottom: 40px;
  padding-bottom: 32px;
  border-bottom: 1px solid #E8E5E0;
}

.news-detail-body {
  font-size: 15px;
  line-height: 2;
  color: #333333;
}

.news-detail-body p {
  margin-bottom: 24px;
}

.news-detail-body ul {
  list-style: disc;
  padding-left: 28px;
  margin-bottom: 24px;
}

.news-detail-body li {
  margin-bottom: 8px;
  line-height: 1.8;
}

.back-link-wrap {
  margin-top: 56px;
  padding-top: 32px;
  border-top: 1px solid #E8E5E0;
}

.back-link {
  display: inline-block;
  font-size: 14px;
  font-weight: 500;
  color: #1A2744;
  border-bottom: 1px solid #C9A84C;
  padding-bottom: 4px;
  transition: color 0.2s ease;
}

.back-link:hover {
  color: #C9A84C;
}

/* ============================================================
   お問い合わせページ（contact.html）
   ============================================================ */
.contact-section {
  padding: 80px 0 96px;
  background-color: #FFFFFF;
}

.contact-inner {
  max-width: 640px;
  margin: 0 auto;
}

.contact-sub {
  font-size: 14px;
  color: #777777;
  line-height: 1.9;
  text-align: center;
  margin-bottom: 48px;
}

/* フォーム */
.contact-form {
  width: 100%;
}

.form-group {
  margin-bottom: 28px;
}

.form-group label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 500;
  color: #1A2744;
  margin-bottom: 10px;
}

/* 必須バッジ */
.required {
  display: inline-block;
  font-size: 10px;
  font-weight: 500;
  color: #FFFFFF;
  background-color: #1A2744;
  padding: 2px 6px;
  line-height: 1.4;
}

/* 任意バッジ */
.optional {
  display: inline-block;
  font-size: 10px;
  font-weight: 400;
  color: #777777;
  background-color: #F7F7F5;
  border: 1px solid #E8E5E0;
  padding: 2px 6px;
  line-height: 1.4;
}

/* テキスト入力・セレクト共通 */
.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group select {
  display: block;
  width: 100%;
  padding: 14px 16px;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px;
  color: #333333;
  background-color: #FFFFFF;
  border: 1px solid #E8E5E0;
  outline: none;
  appearance: none;
  -webkit-appearance: none;
  transition: border-color 0.2s ease;
}

.form-group input[type="text"]:focus,
.form-group input[type="email"]:focus,
.form-group input[type="tel"]:focus,
.form-group select:focus {
  border-color: #1A2744;
}

/* セレクトボックスの矢印 */
.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23333' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
  cursor: pointer;
}

/* テキストエリア */
.form-group textarea {
  display: block;
  width: 100%;
  padding: 14px 16px;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px;
  color: #333333;
  background-color: #FFFFFF;
  border: 1px solid #E8E5E0;
  outline: none;
  resize: vertical;
  min-height: 180px;
  transition: border-color 0.2s ease;
}

.form-group textarea:focus {
  border-color: #1A2744;
}

/* フォーム注記 */
.form-note {
  display: block;
  font-size: 12px;
  color: #777777;
  margin-top: 6px;
}

/* 送信エリア */
.form-submit {
  margin-top: 16px;
}

/* 送信ボタン */
.btn-submit {
  display: block;
  width: 100%;
  padding: 18px 24px;
  background-color: #1A2744;
  color: #FFFFFF;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.1em;
  border: none;
  cursor: pointer;
  transition: opacity 0.2s ease;
}

.btn-submit:hover {
  opacity: 0.8;
}

/* ============================================================
   レスポンシブ: タブレット（768px以下）
   ============================================================ */
@media (max-width: 768px) {
  /* コンテナ */
  .container {
    padding: 0 24px;
  }

  /* body padding-top */
  body {
    padding-top: 80px;
  }

  /* ヘッダー */
  .header-inner {
    padding: 0 24px;
    height: 64px;
  }

  /* ナビをドロップダウンに切り替え */
  .header-nav {
    display: flex;
    position: fixed;
    top: 64px;
    left: 0;
    width: 100%;
    background-color: #FFFFFF;
    flex-direction: column;
    align-items: center;
    gap: 0;
    padding: 16px 0 32px;
    border-top: 1px solid #E8E5E0;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
    pointer-events: none;
  }

  .header-nav.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
  }

  .header-nav a {
    padding: 16px 24px;
    width: 100%;
    text-align: center;
    font-size: 17px;
  }

  /* ヘッダーCTAを非表示 */
  .header-cta {
    display: none;
  }

  /* ハンバーガーを表示 */
  .hamburger {
    display: flex;
  }

  /* ヒーロー */
  .hero {
    margin-top: -80px;
  }

  .hero-title {
    font-size: 34px;
  }

  .hero-sub {
    font-size: 14px;
  }

  /* セクションタイトル */
  .section-title {
    font-size: 26px;
  }

  /* ABOUTセクション */
  .about-section {
    padding: 72px 0;
  }

  .about-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  /* SERVICESセクション: 2列→1列 */
  .services-section {
    padding: 72px 0;
  }

  .services-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  /* WHY US: 3列→1列 */
  .whyus-section {
    padding: 72px 0;
  }

  .whyus-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  /* VOICE: 3列→1列 */
  .voice-section {
    padding: 72px 0;
  }

  .voice-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  /* NEWSセクション */
  .news-section {
    padding: 72px 0;
  }

  .news-item a {
    flex-wrap: wrap;
    gap: 8px;
  }

  /* CTAセクション */
  .cta-section {
    padding: 72px 0;
  }

  .cta-title {
    font-size: 26px;
  }

  /* フッター */
  .footer-inner {
    flex-direction: column;
    gap: 32px;
  }

  .footer-nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 12px 24px;
  }

  /* ページヒーロー */
  .page-hero {
    height: 240px;
  }

  .page-hero.small {
    height: 180px;
  }

  .page-hero-title {
    font-size: 28px;
  }

  /* 代表挨拶 */
  .greeting-section {
    padding: 72px 0;
  }

  .greeting-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .greeting-image img {
    height: 320px;
  }

  /* 企業理念 */
  .philosophy-section {
    padding: 72px 0;
  }

  .value-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  /* 会社概要テーブル */
  .company-info-section {
    padding: 72px 0;
  }

  .company-table th {
    width: 120px;
    font-size: 13px;
  }

  /* タイムライン */
  .history-section {
    padding: 72px 0;
  }

  .timeline::before {
    left: 110px;
  }

  .timeline-item {
    grid-template-columns: 92px 1fr;
    gap: 0 40px;
  }

  .timeline-item::before {
    left: 104px;
  }

  /* ニュース一覧 */
  .news-list-section {
    padding: 56px 0 72px;
  }

  .news-list-item a {
    flex-wrap: wrap;
    gap: 8px;
  }

  /* お問い合わせ */
  .contact-section {
    padding: 56px 0 72px;
  }

  /* パンくずリスト */
  .breadcrumb-list {
    font-size: 11px;
  }

  /* 詳細記事 */
  .news-detail-section {
    padding: 48px 0 72px;
  }

  .news-detail-title {
    font-size: 22px;
  }
}

/* ============================================================
   レスポンシブ: スマートフォン（480px以下）
   ============================================================ */
@media (max-width: 480px) {
  /* コンテナ */
  .container {
    padding: 0 16px;
  }

  /* ヒーロー */
  .hero-title {
    font-size: 26px;
  }

  .hero-sub {
    font-size: 13px;
  }

  .hero-cta {
    display: block;
    width: 100%;
    text-align: center;
    padding: 16px 24px;
  }

  /* セクション共通: 余白縮小 */
  .about-section,
  .services-section,
  .whyus-section,
  .voice-section,
  .news-section,
  .greeting-section,
  .philosophy-section,
  .company-info-section,
  .history-section,
  .news-list-section,
  .contact-section {
    padding: 56px 0;
  }

  .cta-section {
    padding: 56px 0;
  }

  /* セクションタイトル */
  .section-title {
    font-size: 22px;
    margin-bottom: 32px;
  }

  /* CTAボタン全幅 */
  .btn-primary {
    display: block;
    width: 100%;
    text-align: center;
  }

  .cta-title {
    font-size: 22px;
  }

  /* ページヒーロー */
  .page-hero {
    height: 200px;
  }

  .page-hero.small {
    height: 160px;
  }

  .page-hero-title {
    font-size: 24px;
  }

  /* 会社概要テーブルをブロック表示 */
  .company-table,
  .company-table tbody,
  .company-table tr,
  .company-table th,
  .company-table td {
    display: block;
    width: 100%;
  }

  .company-table th {
    padding: 16px 16px 4px;
    background-color: #F7F7F5;
    border-bottom: none;
  }

  .company-table td {
    padding: 4px 16px 16px;
  }

  /* タイムライン */
  .timeline::before {
    left: 84px;
  }

  .timeline-item {
    grid-template-columns: 68px 1fr;
    gap: 0 32px;
  }

  .timeline-item::before {
    left: 78px;
  }

  .timeline-year {
    font-size: 12px;
  }

  /* ニュースリストタグ */
  .news-item-tag {
    min-width: 80px;
    font-size: 10px;
  }

  /* 詳細記事 */
  .news-detail-title {
    font-size: 20px;
  }
}