/* ========================================
   株式会社TopGear コーポレートサイト
   CSS スタイルシート
   和風モダンデザイン
======================================== */

/* ----------------------------------------
   CSS カスタムプロパティ（変数）
---------------------------------------- */
:root {
  /* カラーパレット */
  --color-base:        #F5F0E6;   /* ベース：生成り色 */
  --color-base-light:  #FAF7F2;   /* ベースより薄い */
  --color-base-dark:   #EDE5D4;   /* ベースより濃い */
  --color-accent:      #5C4033;   /* アクセント：深い茶色 */
  --color-accent-dark: #3E2A1E;   /* アクセント濃い */
  --color-accent-mid:  #7A5547;   /* アクセント中間 */
  --color-accent-light:#8B6555;   /* アクセント薄め */
  --color-text:        #333333;   /* メインテキスト：墨色 */
  --color-text-sub:    #5A5247;   /* サブテキスト */
  --color-white:       #FFFFFF;
  --color-border:      #C8B89A;   /* ボーダー色 */

  /* タイポグラフィ */
  --font-serif:  'Noto Serif JP', 'Yu Mincho', '游明朝', 'HGS明朝E', serif;
  --font-sans:   'Noto Sans JP', 'Hiragino Kaku Gothic ProN', 'Meiryo', sans-serif;

  /* スペーシング */
  --space-xs:   8px;
  --space-sm:   16px;
  --space-md:   32px;
  --space-lg:   64px;
  --space-xl:   100px;
  --space-xxl:  120px;

  /* コンテンツ幅 */
  --content-max: 1200px;

  /* トランジション */
  --transition: 0.3s ease;
  --transition-slow: 0.6s ease;

  /* ヘッダー高さ */
  --header-h: 80px;
}

/* ----------------------------------------
   リセット & ベーススタイル
---------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background-color: var(--color-base);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: opacity var(--transition);
}

a:hover {
  opacity: 0.75;
}

ul {
  list-style: none;
}

/* ----------------------------------------
   和紙テクスチャ背景パターン
---------------------------------------- */
/* SVGデータURIによる細かいグラデーションパターン（和紙風） */
.washi-texture {
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='4' height='4'%3E%3Crect width='4' height='4' fill='%23F5F0E6'/%3E%3Crect x='0' y='0' width='1' height='1' fill='%23EDE5D4' opacity='0.4'/%3E%3Crect x='2' y='2' width='1' height='1' fill='%23EDE5D4' opacity='0.4'/%3E%3C/svg%3E");
}

/* ----------------------------------------
   コンテナ
---------------------------------------- */
.container {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 40px;
}

/* ----------------------------------------
   セクション共通ヘッダー
---------------------------------------- */
.section-header {
  text-align: center;
  margin-bottom: 72px;
}

.section-label {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.3em;
  color: var(--color-accent-light);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: 0.1em;
  line-height: 1.4;
}

/* 見出し下の筆文字風ライン装飾 */
.title-deco {
  width: 48px;
  height: 2px;
  background: linear-gradient(90deg, transparent 0%, var(--color-accent) 30%, var(--color-accent) 70%, transparent 100%);
  margin: 16px auto 0;
  position: relative;
}

.title-deco::before,
.title-deco::after {
  content: '';
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 4px;
  background: var(--color-accent);
  border-radius: 50%;
}

.title-deco::before { left: -10px; }
.title-deco::after  { right: -10px; }

/* ライト版（CTA背景用） */
.section-header--light .section-label--light  { color: rgba(245,240,230,0.7); }
.section-header--light .section-title--light  { color: var(--color-white); }
.title-deco--light {
  background: linear-gradient(90deg, transparent 0%, rgba(245,240,230,0.8) 30%, rgba(245,240,230,0.8) 70%, transparent 100%);
}
.title-deco--light::before,
.title-deco--light::after {
  background: rgba(245,240,230,0.8);
}

/* ========================================
   1. ヘッダー
======================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(245, 240, 230, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition);
}

.site-header.scrolled {
  box-shadow: 0 2px 20px rgba(92, 64, 51, 0.12);
}

.header-inner {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 40px;
  height: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* ロゴ */
.logo-link {
  display: flex;
  align-items: baseline;
  gap: 4px;
  text-decoration: none;
}

.logo-ja {
  font-family: var(--font-serif);
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--color-accent);
  letter-spacing: 0.08em;
}

.logo-en {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-accent);
  letter-spacing: 0.04em;
}

/* グローバルナビ */
.nav-list {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-link {
  font-family: var(--font-serif);
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--color-text);
  letter-spacing: 0.08em;
  position: relative;
  padding-bottom: 4px;
  transition: color var(--transition);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-accent);
  transition: width var(--transition);
}

.nav-link:hover {
  opacity: 1;
  color: var(--color-accent);
}

.nav-link:hover::after {
  width: 100%;
}

/* お問い合わせリンク（強調） */
.contact-nav {
  background: var(--color-accent);
  color: var(--color-white) !important;
  padding: 8px 20px;
  border-radius: 4px;
  letter-spacing: 0.05em;
  transition: background var(--transition), opacity var(--transition);
}

.contact-nav::after { display: none; }

.contact-nav:hover {
  background: var(--color-accent-dark);
  opacity: 1;
}

/* ハンバーガーボタン（モバイル） */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 1001;
}

.hamburger-line {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--color-accent);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
  transform-origin: center;
}

.hamburger.is-open .hamburger-line:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
.hamburger.is-open .hamburger-line:nth-child(2) {
  opacity: 0;
}
.hamburger.is-open .hamburger-line:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* ========================================
   2. ヒーローセクション
======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background-color: var(--color-base-dark);
}

/* 右側画像エリア（画面幅70%) */
.hero-image-area {
  position: absolute;
  top: 0;
  left: 0;
  width: 70%;
  height: 100%;
  overflow: hidden;
}

.hero-bg-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
}

/* 左から右へのグラデーションオーバーレイ */
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(270deg, rgba(245, 240, 230, 1) 0%, rgba(245, 240, 230, 0.97) 20%, rgba(245, 240, 230, 0.85) 35%, rgba(245, 240, 230, 0.4) 50%, rgba(245, 240, 230, 0) 60% );
  z-index: 1;
}

/* テキストコンテンツ */
.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 40px;
  padding-top: var(--header-h);
}

.hero-text-wrapper {
  max-width: 560px;
margin-left:auto;
}

.hero-sub {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  color: var(--color-accent-light);
  margin-bottom: 20px;
  padding-left: 2px;
}

.hero-catch {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3.2vw, 2.8rem);
  font-weight: 500;
  color: var(--color-accent-dark);
  line-height: 1.65;
  letter-spacing: 0.06em;
  margin-bottom: 28px;
  /* 筆で引いたような下線装飾 */
  position: relative;
}

.hero-desc {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--color-text-sub);
  line-height: 1.9;
  margin-bottom: 40px;
}

/* ヒーローCTAボタン */
.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  border-radius: 4px;
  font-family: var(--font-serif);
  font-size: 0.875rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
  cursor: pointer;
  border: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-white);
  box-shadow: 0 4px 16px rgba(92, 64, 51, 0.25);
}

.btn-primary:hover {
  background: var(--color-accent-dark);
  box-shadow: 0 6px 20px rgba(92, 64, 51, 0.35);
  transform: translateY(-2px);
  opacity: 1;
}

.btn-secondary {
  background: transparent;
  color: var(--color-accent);
  border: 1.5px solid var(--color-accent);
}

.btn-secondary:hover {
  background: var(--color-accent);
  color: var(--color-white);
  opacity: 1;
  transform: translateY(-2px);
}

/* スクロールインジケーター */
.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.scroll-text {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  color: var(--color-accent-light);
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(180deg, var(--color-accent-light) 0%, transparent 100%);
  animation: scrollDown 1.8s ease-in-out infinite;
}

@keyframes scrollDown {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  51%  { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ========================================
   3. 代表挨拶
======================================== */
.greeting {
  padding-top: var(--space-xxl);
  padding-bottom: var(--space-xl);
  background-color: var(--color-base);
  position: relative;
}

/* 和紙テクスチャの薄い背景パターン */
.greeting::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(92,64,51,0.06) 1px, transparent 0);
  background-size: 24px 24px;
  pointer-events: none;
}

.greeting-body {
  max-width: 700px;
  margin: 0 auto;
}

.greeting-text-area {
  position: relative;
  padding: 48px 52px;
  background: var(--color-white);
  border-radius: 4px;
  /* 茶色のオフセット枠線（和風装飾） */
  box-shadow:
    8px 8px 0 0 var(--color-accent-light),
    0 4px 24px rgba(92, 64, 51, 0.08);
}

/* 左上の角飾り */
.greeting-text-area::before {
  content: '';
  position: absolute;
  top: 12px;
  left: 12px;
  width: 24px;
  height: 24px;
  border-top: 2px solid var(--color-accent);
  border-left: 2px solid var(--color-accent);
  border-radius: 2px 0 0 0;
}

/* 右下の角飾り */
.greeting-text-area::after {
  content: '';
  position: absolute;
  bottom: 12px;
  right: 12px;
  width: 24px;
  height: 24px;
  border-bottom: 2px solid var(--color-accent);
  border-right: 2px solid var(--color-accent);
  border-radius: 0 0 2px 0;
}

.greeting-text {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  line-height: 2.0;
  color: var(--color-text);
  margin-bottom: 24px;
  text-align: left;
}

.greeting-text:last-of-type {
  margin-bottom: 32px;
}

.greeting-signature {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-accent);
  text-align: right;
  letter-spacing: 0.1em;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
}

/* ========================================
   4. 事業内容
======================================== */
.services {
  padding: 100px 0;
  background-color: var(--color-base-light);
  position: relative;
  overflow: hidden;
}

/* 背景の和紙風縦縞パターン */
.services::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 39px,
    rgba(92, 64, 51, 0.04) 39px,
    rgba(92, 64, 51, 0.04) 40px
  );
  pointer-events: none;
}

/* サービスアイテム共通 */
.service-item {
  display: flex;
  align-items: center;
  gap: 64px;
  margin-bottom: 0;
  position: relative;
  z-index: 1;
}

/* 通常（左:画像 / 右:テキスト） */
.service-item--normal {
  flex-direction: row;
}

/* 逆転（右:画像 / 左:テキスト） */
.service-item--reverse {
  flex-direction: row-reverse;
}

/* 画像ラップ（オフセット枠線付き） */
.service-image-wrap {
  flex: 0 0 46%;
  position: relative;
}

/* 茶色のオフセット枠線 */
.service-image-deco {
  position: absolute;
  top: 10px;
  left: 10px;
  width: 100%;
  height: 100%;
  border: 2px solid var(--color-accent-light);
  border-radius: 4px;
  z-index: 0;
}

.service-item--reverse .service-image-deco {
  left: auto;
  right: 10px;
}

.service-image {
  position: relative;
  z-index: 1;
  width: 100%;
  aspect-ratio: 540 / 380;
  object-fit: cover;
  border-radius: 4px;
  box-shadow: 0 8px 32px rgba(92, 64, 51, 0.15);
  transition: transform var(--transition-slow), box-shadow var(--transition-slow);
}

.service-item:hover .service-image {
  transform: translate(-4px, -4px);
  box-shadow: 0 12px 40px rgba(92, 64, 51, 0.22);
}

/* テキスト */
.service-text {
  flex: 1;
  min-width: 0;
}

.service-number {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  color: var(--color-accent-light);
  margin-bottom: 8px;
}

.service-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--color-accent);
  line-height: 1.5;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}

.service-title-deco {
  width: 32px;
  height: 2px;
  background: var(--color-accent);
  margin-bottom: 20px;
  border-radius: 1px;
}

.service-desc {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--color-text);
  margin-bottom: 20px;
}

.service-points {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-points li {
  font-family: var(--font-sans);
  font-size: 0.825rem;
  color: var(--color-text-sub);
  padding-left: 20px;
  position: relative;
  line-height: 1.6;
}

.service-points li::before {
  content: '▪';
  position: absolute;
  left: 0;
  color: var(--color-accent-light);
  font-size: 0.75rem;
  top: 2px;
}

/* 区切り装飾 */
.service-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 52px 0;
  position: relative;
  z-index: 1;
}

.service-divider::before,
.service-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
  max-width: 360px;
}

.divider-kamon {
  font-family: var(--font-serif);
  font-size: 0.9rem;
  color: var(--color-border);
  letter-spacing: 0;
}

/* ========================================
   5. 会社概要
======================================== */
.company {
  padding: 100px 0;
  background-color: var(--color-white);
  position: relative;
}

/* 上下の和風ボーダーライン */
.company::before,
.company::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  height: 4px;
  background: repeating-linear-gradient(
    90deg,
    var(--color-border) 0,
    var(--color-border) 12px,
    transparent 12px,
    transparent 20px
  );
}
.company::before { top: 0; }
.company::after  { bottom: 0; }

.company-table-wrap {
  max-width: 800px;
  margin: 0 auto;
  border-radius: 4px;
  overflow: hidden;
  box-shadow:
    0 4px 24px rgba(92, 64, 51, 0.1),
    0 0 0 1px var(--color-border);
}

.company-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-sans);
}

.company-table th,
.company-table td {
  padding: 20px 28px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.9rem;
  line-height: 1.7;
  vertical-align: middle;
}

.company-table tr:last-child th,
.company-table tr:last-child td {
  border-bottom: none;
}

.company-table th {
  background-color: var(--color-base);
  font-family: var(--font-serif);
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: 0.05em;
  width: 180px;
  white-space: nowrap;
  border-right: 1px solid var(--color-border);
}

.company-table td {
  background-color: var(--color-white);
  color: var(--color-text);
}

.table-link {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition);
}

.table-link:hover {
  color: var(--color-accent-dark);
  opacity: 1;
}

/* ========================================
   6. お問い合わせ（CTA）
======================================== */
.contact {
  padding: 120px 0;
  position: relative;
  overflow: hidden;
}

/* 背景：アクセントカラー濃い茶色 + 和紙テクスチャ */
.contact-bg {
  position: absolute;
  inset: 0;
  background-color: var(--color-accent);
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60'%3E%3Cpath d='M30 0 L60 30 L30 60 L0 30 Z' fill='none' stroke='rgba(255,255,255,0.04)' stroke-width='1'/%3E%3Ccircle cx='30' cy='30' r='15' fill='none' stroke='rgba(255,255,255,0.03)' stroke-width='1'/%3E%3C/svg%3E"),
    radial-gradient(ellipse at 20% 50%, rgba(255,255,255,0.04) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 50%, rgba(0,0,0,0.15) 0%, transparent 60%);
  z-index: 0;
}

.contact-inner {
  position: relative;
  z-index: 1;
  text-align: center;
}

.contact-lead {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 500;
  color: var(--color-white);
  letter-spacing: 0.1em;
  margin-bottom: 20px;
  line-height: 1.6;
}

.contact-sub {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  color: rgba(245, 240, 230, 0.85);
  line-height: 1.9;
  margin-bottom: 48px;
}

/* CTAボタン */
.contact-buttons {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.contact-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 18px 36px;
  border-radius: 4px;
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
  min-width: 260px;
  justify-content: center;
  cursor: pointer;
}

.contact-btn--tel {
  background: var(--color-white);
  color: var(--color-accent);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.contact-btn--tel:hover {
  background: var(--color-base);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.3);
  transform: translateY(-3px);
  opacity: 1;
}

.contact-btn--mail {
  background: transparent;
  color: var(--color-white);
  border: 1.5px solid rgba(245, 240, 230, 0.7);
}

.contact-btn--mail:hover {
  background: rgba(245, 240, 230, 0.12);
  border-color: var(--color-white);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.2);
  transform: translateY(-3px);
  opacity: 1;
}

.contact-btn i {
  font-size: 1.1rem;
}

.contact-hours {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  color: rgba(245, 240, 230, 0.65);
  letter-spacing: 0.08em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

/* ========================================
   7. フッター
======================================== */
.site-footer {
  padding: 40px 0;
  background-color: var(--color-accent-dark);
  position: relative;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light), var(--color-accent));
}

.footer-inner {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 40px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.footer-logo {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 400;
  color: rgba(245, 240, 230, 0.9);
  letter-spacing: 0.1em;
}

.footer-copy {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: rgba(245, 240, 230, 0.5);
  letter-spacing: 0.05em;
}

/* ========================================
   ナビオーバーレイ（モバイル）
======================================== */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(62, 42, 30, 0.5);
  z-index: 998;
  opacity: 0;
  transition: opacity var(--transition);
  backdrop-filter: blur(2px);
}

.nav-overlay.is-active {
  display: block;
  opacity: 1;
}

/* ========================================
   スクロールアニメーション
======================================== */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========================================
   レスポンシブ：タブレット（〜1024px）
======================================== */
@media (max-width: 1024px) {
  :root {
    --content-max: 100%;
  }

  .container {
    padding: 0 32px;
  }

  .header-inner {
    padding: 0 32px;
  }

  .nav-list {
    gap: 24px;
  }

  .service-item {
    gap: 40px;
  }

  .service-image-wrap {
    flex: 0 0 44%;
  }
}

/* ========================================
   レスポンシブ：モバイル（〜768px）
======================================== */
@media (max-width: 768px) {
  :root {
    --header-h: 64px;
    --space-xl:  72px;
    --space-xxl: 96px;
  }

  /* --- コンテナ --- */
  .container {
    padding: 0 20px;
  }

  /* --- ヘッダー --- */
  .header-inner {
    padding: 0 20px;
  }

  .hamburger {
    display: flex;
  }

  /* モバイルナビ */
  .global-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: min(300px, 80vw);
    height: 100%;
    background: rgba(245, 240, 230, 0.98);
    backdrop-filter: blur(12px);
    z-index: 999;
    transition: right 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    padding: calc(var(--header-h) + 24px) 0 40px;
    overflow-y: auto;
    box-shadow: -4px 0 24px rgba(92, 64, 51, 0.15);
  }

  .global-nav.is-open {
    right: 0;
  }

  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 0 32px;
  }

  .nav-item {
    width: 100%;
    border-bottom: 1px solid var(--color-border);
  }

  .nav-link {
    display: block;
    padding: 18px 0;
    font-size: 1rem;
  }

  .nav-link::after { display: none; }

  .contact-nav {
    margin-top: 20px;
    padding: 14px 0;
    text-align: center;
    border-radius: 4px;
  }

  /* --- ヒーロー --- */
  .hero {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-image-area {
    width: 100%;
    height: 50%;
    top: 50%;
    right: 0;
    position:static;
    padding-top:65px;
  }

  .hero-overlay {
    /* background: linear-gradient(
      180deg,
      rgba(245, 240, 230, 0.98) 0%,
      rgba(245, 240, 230, 0.95) 40%,
      rgba(245, 240, 230, 0.7)  60%,
      rgba(245, 240, 230, 0.3)  80%,
      rgba(245, 240, 230, 0)   100%
    );*/
    background: none;
  }

  .hero-content {
    /*padding: 0 20px;
    padding-top: calc(var(--header-h) + 48px);*/
    padding:30px 20px 60px;
  }

  .hero-text-wrapper {
    max-width: 100%;
  }

  .hero-catch {
    font-size: clamp(1.6rem, 7vw, 2.2rem);
  }

  .hero-desc .br-pc {
    display: none;
  }

  .hero-cta {
    flex-direction: column;
    gap: 12px;
  }

  .btn {
    width: 100%;
    max-width: 320px;
    padding: 14px 24px;
  }

  .scroll-indicator {
    display: none;
  }

  /* --- セクションヘッダー --- */
  .section-header {
    margin-bottom: 48px;
  }

  .section-title {
    font-size: 1.6rem;
  }

  /* --- 代表挨拶 --- */
  .greeting {
    padding-top: var(--space-xxl);
    padding-bottom: 72px;
  }

  .greeting-text-area {
    padding: 32px 24px;
    box-shadow:
      6px 6px 0 0 var(--color-accent-light),
      0 4px 16px rgba(92, 64, 51, 0.08);
  }

  .greeting-text {
    font-size: 0.9rem;
  }

  /* --- 事業内容 --- */
  .services {
    padding: 72px 0;
  }

  .service-item {
    flex-direction: column !important;
    gap: 32px;
  }

  .service-image-wrap {
    flex: none;
    width: 100%;
  }

  .service-image-deco {
    top: 8px;
    left: 8px;
  }

  .service-item--reverse .service-image-deco {
    right: 8px;
    left: auto;
  }

  .service-text {
    width: 100%;
  }

  .service-title {
    font-size: 1.25rem;
  }

  .service-divider {
    padding: 36px 0;
  }

  /* --- 会社概要 --- */
  .company {
    padding: 72px 0;
  }

  .company-table th,
  .company-table td {
    padding: 16px 16px;
    font-size: 0.85rem;
  }

  .company-table th {
    width: 120px;
    white-space: normal;
  }

  /* --- お問い合わせ --- */
  .contact {
    padding: 80px 0;
  }

  .contact-buttons {
    flex-direction: column;
    align-items: center;
    gap: 16px;
  }

  .contact-btn {
    width: 100%;
    max-width: 340px;
    min-width: unset;
    padding: 16px 24px;
  }

  .contact-sub .br-pc {
    display: none;
  }

  /* --- フッター --- */
  .footer-inner {
    padding: 0 20px;
  }
}

/* ========================================
   レスポンシブ：小型モバイル（〜480px）
======================================== */
@media (max-width: 480px) {
  .section-title {
    font-size: 1.4rem;
  }

  .company-table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .company-table th {
    min-width: 100px;
  }

  .hero-catch {
    font-size: clamp(1.4rem, 8vw, 1.8rem);
  }
}

/* ========================================
   アクセシビリティ：フォーカス表示
======================================== */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ========================================
   プリントメディア
======================================== */
@media print {
  .site-header,
  .scroll-indicator,
  .hamburger {
    display: none;
  }

  body {
    padding-top: 0;
  }
}