/* =========================================
   INSPIRE CONNECT GK — メインスタイルシート
   ========================================= */

/* ---------- リセット & 基本 ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --color-primary:    #003366;
  --color-primary-l:  #004080;
  --color-accent:     #0066CC;
  --color-accent-l:   #3399FF;
  --color-gold:       #C89B3C;
  --color-bg:         #ffffff;
  --color-bg-gray:    #f5f7fa;
  --color-bg-dark:    #f0f3f8;
  --color-text:       #333333;
  --color-text-sub:   #555555;
  --color-text-light: #888888;
  --color-border:     #e0e5ec;
  --color-footer-bg:  #0a1628;
  --font-base: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', 'Meiryo', sans-serif;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,.08);
  --shadow-md: 0 4px 20px rgba(0,0,0,.12);
  --shadow-lg: 0 8px 40px rgba(0,0,0,.16);
  --transition: .25s ease;
  --max-w: 1100px;
  --section-py: 80px;
}

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

body {
  font-family: var(--font-base);
  font-weight: 400;
  line-height: 1.8;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-accent-l); }
ul, ol { list-style: none; }

/* ---------- ユーティリティ ---------- */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.section { padding: var(--section-py) 0; }
.section--gray { background: var(--color-bg-gray); }
.section--dark { background: var(--color-bg-dark); }

.section-header { text-align: center; margin-bottom: 56px; }
.section-label {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.4;
}
.section-desc {
  margin-top: 16px;
  color: var(--color-text-sub);
  font-size: .95rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* ---------- ボタン ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-size: .95rem;
  font-weight: 700;
  font-family: var(--font-base);
  cursor: pointer;
  border: none;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  text-decoration: none;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-primary {
  background: var(--color-accent);
  color: #fff;
}
.btn-primary:hover { background: var(--color-primary); color: #fff; }
.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}
.btn-outline:hover { background: var(--color-primary); color: #fff; }
.btn-white {
  background: #fff;
  color: var(--color-primary);
}
.btn-white:hover { background: var(--color-bg-gray); color: var(--color-primary); }
.btn-lg { padding: 18px 44px; font-size: 1.05rem; }
.btn-sm { padding: 10px 20px; font-size: .85rem; }

/* ---------- ヘッダー ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: #fff;
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}
.header-logo img { height: 48px; width: auto; }
.header-logo span { /* テキストフォールバック */
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: .03em;
}

/* ナビ */
.site-nav { display: flex; align-items: center; gap: 4px; }
.site-nav a {
  padding: 8px 14px;
  font-size: .875rem;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  white-space: nowrap;
  transition: background var(--transition), color var(--transition);
}
.site-nav > a:hover, .site-nav > a.is-active,
.site-nav .nav-dropdown-trigger:hover, .site-nav .nav-dropdown-trigger.is-active {
  background: var(--color-bg-gray);
  color: var(--color-accent);
}
/* ドロップダウンメニュー内の a に .site-nav a スタイルが漏れるのを防ぐ */
.site-nav .nav-dropdown-menu a {
  padding: 0;
  white-space: normal;
  font-weight: 400;
  border-radius: 0;
  color: var(--color-text);
}
.site-nav .nav-dropdown-menu a:hover {
  background: none;
  color: var(--color-text);
}
.site-nav .btn-header {
  background: var(--color-accent);
  color: #fff;
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  font-size: .875rem;
  font-weight: 700;
}
.site-nav .btn-header:hover { background: var(--color-primary); }

/* ハンバーガー */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; }
.hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* モバイルメニュー */
.mobile-nav {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  background: #fff;
  border-top: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  z-index: 999;
  padding: 16px 0;
}
.mobile-nav.is-open { display: block; }
.mobile-nav a {
  display: block;
  padding: 14px 28px;
  font-size: .95rem;
  font-weight: 500;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
}
.mobile-nav a:last-child { border-bottom: none; }
.mobile-nav a:hover { background: var(--color-bg-gray); color: var(--color-accent); }

/* ---------- ヒーロー（トップ） ---------- */
.hero {
  position: relative;
  overflow: hidden;
  background: var(--color-primary);
  min-height: 580px;
  display: flex;
  align-items: center;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: url('../img/cover.jpg') center/cover no-repeat;
  opacity: .45;
}
.hero-content {
  position: relative;
  z-index: 1;
  color: #fff;
  max-width: 640px;
}
.hero-eyebrow {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: rgba(255,255,255,.8);
  margin-bottom: 16px;
}
.hero-title {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 20px;
}
.hero-title em {
  font-style: normal;
  color: #78bce8;
}
.hero-desc {
  font-size: 1rem;
  line-height: 1.9;
  color: rgba(255,255,255,.9);
  margin-bottom: 36px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* ---------- ページヒーロー（内部ページ） ---------- */
.page-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-l) 60%, #0a4080 100%);
  padding: 56px 0;
  color: #fff;
}
.page-hero-eyebrow {
  font-size: .75rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: rgba(255,255,255,.7);
  margin-bottom: 8px;
}
.page-hero-title {
  font-size: clamp(1.6rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.3;
}
.page-hero-desc {
  margin-top: 12px;
  font-size: .95rem;
  color: rgba(255,255,255,.85);
  max-width: 580px;
}

/* パンくず */
.breadcrumb {
  padding: 14px 0;
  background: var(--color-bg-gray);
  border-bottom: 1px solid var(--color-border);
}
.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  font-size: .8rem;
  color: var(--color-text-light);
}
.breadcrumb li + li::before { content: '›'; margin-right: 4px; }
.breadcrumb a { color: var(--color-accent); }
.breadcrumb a:hover { text-decoration: underline; }

/* ---------- サービスカード ---------- */
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.service-card {
  background: #fff;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  border: 1px solid var(--color-border);
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.service-card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background: var(--color-bg-dark);
}
.service-card-body { padding: 28px 24px; }
.service-card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 16px;
  color: #fff;
}
.service-card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 10px;
}
.service-card-desc {
  font-size: .875rem;
  color: var(--color-text-sub);
  line-height: 1.75;
  margin-bottom: 20px;
}
.service-card-link {
  font-size: .875rem;
  font-weight: 700;
  color: var(--color-accent);
  display: flex;
  align-items: center;
  gap: 6px;
}
.service-card-link::after { content: '→'; }
.service-card-link:hover { color: var(--color-primary); }

/* ---------- フィーチャーリスト ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}
.feature-item {
  display: flex;
  gap: 20px;
  background: #fff;
  padding: 28px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}
.feature-icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: #fff;
}
.feature-body {}
.feature-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
}
.feature-desc { font-size: .875rem; color: var(--color-text-sub); line-height: 1.75; }

/* ---------- チェックリスト ---------- */
.check-list { display: grid; gap: 10px; }
.check-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: .9rem;
  color: var(--color-text-sub);
  line-height: 1.6;
}
.check-list li::before {
  content: '✓';
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #fff;
  font-size: .7rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
}

/* ---------- サービス詳細セクション ---------- */
.service-detail { padding: 60px 0; border-bottom: 1px solid var(--color-border); }
.service-detail:last-of-type { border-bottom: none; }
.service-detail-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}
.service-detail-inner.reverse { direction: rtl; }
.service-detail-inner.reverse > * { direction: ltr; }
.service-detail-num {
  font-size: 4rem;
  font-weight: 700;
  color: var(--color-border);
  line-height: 1;
  margin-bottom: 8px;
}
.service-detail-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
}
.service-detail-subtitle {
  font-size: .9rem;
  color: var(--color-accent);
  font-weight: 700;
  margin-bottom: 16px;
}
.service-detail-text {
  font-size: .9rem;
  color: var(--color-text-sub);
  line-height: 1.85;
  margin-bottom: 20px;
}

/* ---------- お客様の声 ---------- */
.voice-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.voice-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--color-accent);
  border: 1px solid var(--color-border);
  border-left-width: 4px;
}
.voice-text {
  font-size: .9rem;
  line-height: 1.85;
  color: var(--color-text);
  margin-bottom: 16px;
  position: relative;
}
.voice-text::before {
  content: '"';
  font-size: 3rem;
  color: var(--color-accent);
  line-height: 1;
  font-family: Georgia, serif;
  display: block;
  margin-bottom: -8px;
}
.voice-author {
  font-size: .8rem;
  color: var(--color-text-light);
  font-weight: 500;
}
.voice-note { font-size: .72rem; color: var(--color-text-light); margin-top: 8px; }

/* ---------- FAQ アコーディオン ---------- */
.faq-list { display: grid; gap: 12px; }
.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #fff;
}
.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 20px 24px;
  text-align: left;
  font-size: .95rem;
  font-weight: 700;
  color: var(--color-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-family: var(--font-base);
  transition: background var(--transition);
}
.faq-question:hover { background: var(--color-bg-gray); }
.faq-question-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-bg-gray);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .75rem;
  color: var(--color-accent);
  font-weight: 700;
  transition: transform var(--transition), background var(--transition);
}
.faq-question.is-open .faq-question-icon { transform: rotate(45deg); background: var(--color-accent); color: #fff; }
.faq-question::before { content: 'Q'; font-size: .75rem; color: var(--color-accent); font-weight: 700; margin-right: 4px; }
.faq-answer {
  display: none;
  padding: 0 24px 20px;
  font-size: .9rem;
  line-height: 1.85;
  color: var(--color-text-sub);
  border-top: 1px solid var(--color-border);
}
.faq-answer.is-open { display: block; }
.faq-answer-inner { padding-top: 16px; }
.faq-answer-inner::before { content: 'A　'; color: var(--color-primary); font-weight: 700; }

/* ---------- テーブル ---------- */
.data-table { width: 100%; border-collapse: collapse; font-size: .9rem; }
.data-table th, .data-table td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}
.data-table th {
  background: var(--color-bg-gray);
  font-weight: 700;
  color: var(--color-primary);
  white-space: nowrap;
  width: 200px;
}
.data-table tr:last-child th, .data-table tr:last-child td { border-bottom: none; }

/* ---------- CTA セクション ---------- */
.cta-section {
  background: linear-gradient(135deg, rgba(0,51,102,.88) 0%, rgba(10,64,128,.88) 100%), url('../img/cta-1.jpg') center/cover no-repeat;
  color: #fff;
  text-align: center;
  padding: 80px 0;
}
.cta-section .section-label { color: rgba(255,255,255,.7); }
.cta-section .section-title { color: #fff; }
.cta-section .section-desc { color: rgba(255,255,255,.85); }
.cta-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; margin-top: 36px; }

/* ---------- フォーム ---------- */
.form-wrap { max-width: 680px; margin: 0 auto; }
.form-group { margin-bottom: 28px; }
.form-label {
  display: block;
  font-size: .875rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 8px;
}
.form-required {
  display: inline-block;
  font-size: .7rem;
  background: #e53935;
  color: #fff;
  padding: 2px 6px;
  border-radius: 3px;
  margin-left: 6px;
  vertical-align: middle;
}
.form-optional {
  display: inline-block;
  font-size: .7rem;
  background: var(--color-text-light);
  color: #fff;
  padding: 2px 6px;
  border-radius: 3px;
  margin-left: 6px;
  vertical-align: middle;
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: .95rem;
  font-family: var(--font-base);
  color: var(--color-text);
  background: #fff;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(0,102,204,.15);
}
.form-textarea { resize: vertical; min-height: 140px; }
.form-note { font-size: .8rem; color: var(--color-text-light); margin-top: 6px; }

.form-agree {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: .875rem;
  color: var(--color-text-sub);
}
.form-agree input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  flex-shrink: 0;
  accent-color: var(--color-accent);
}

.form-submit { text-align: center; margin-top: 36px; }
.form-submit .btn { min-width: 200px; }

/* エラー・成功メッセージ */
.form-message {
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  margin-bottom: 24px;
  display: none;
}
.form-message.success { background: #e8f5e9; border: 1px solid #81c784; color: #2e7d32; display: block; }
.form-message.error { background: #ffebee; border: 1px solid #ef9a9a; color: #c62828; display: block; }

/* ---------- 会社概要ページ ---------- */
.company-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.company-intro-text h2 {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.4;
  margin-bottom: 20px;
}
.company-intro-text p {
  font-size: .9rem;
  color: var(--color-text-sub);
  line-height: 1.9;
  margin-bottom: 16px;
}
.company-intro-img img {
  width: 100%;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

/* ---------- フッター ---------- */
.site-footer {
  background: var(--color-footer-bg);
  color: rgba(255,255,255,.75);
}
.footer-main {
  padding: 56px 0 40px;
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 40px;
}
.footer-brand {}
.footer-logo img { height: 40px; margin-bottom: 16px; }
.footer-logo-text {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
}
.footer-brand-desc { font-size: .8rem; line-height: 1.8; color: rgba(255,255,255,.6); }
.footer-heading {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.5);
  margin-bottom: 16px;
}
.footer-links { display: grid; gap: 10px; }
.footer-links a {
  font-size: .85rem;
  color: rgba(255,255,255,.7);
  transition: color var(--transition);
}
.footer-links a:hover { color: #fff; }
.footer-contact-info { display: grid; gap: 10px; }
.footer-contact-info p { font-size: .82rem; color: rgba(255,255,255,.7); line-height: 1.6; }
.footer-contact-info strong { color: rgba(255,255,255,.9); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom-copy { font-size: .78rem; color: rgba(255,255,255,.45); }
.footer-bottom-links { display: flex; gap: 20px; }
.footer-bottom-links a { font-size: .78rem; color: rgba(255,255,255,.45); }
.footer-bottom-links a:hover { color: rgba(255,255,255,.8); }

/* ---------- プロセスステップ ---------- */
.steps { display: grid; gap: 0; counter-reset: step; }
.step {
  display: flex;
  gap: 28px;
  padding: 32px 0;
  border-bottom: 1px solid var(--color-border);
  counter-increment: step;
}
.step:last-child { border-bottom: none; }
.step-num {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 700;
}
.step-body {}
.step-title { font-size: 1rem; font-weight: 700; color: var(--color-primary); margin-bottom: 8px; }
.step-text { font-size: .875rem; color: var(--color-text-sub); line-height: 1.8; }


/* ---------- ハイライトボックス ---------- */
.highlight-box {
  background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
  color: #fff;
  border-radius: var(--radius-md);
  padding: 32px 36px;
  text-align: center;
}
.highlight-box-title { font-size: 1.1rem; font-weight: 700; margin-bottom: 12px; }
.highlight-box-text { font-size: .9rem; line-height: 1.8; color: rgba(255,255,255,.9); }

/* ---------- エリアテーブル ---------- */
.area-table { width: 100%; border-collapse: collapse; }
.area-table th, .area-table td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
  font-size: .9rem;
  text-align: left;
  vertical-align: top;
}
.area-table th {
  background: var(--color-primary);
  color: #fff;
  font-weight: 700;
}
.area-table tr:last-child td { border-bottom: none; }
.area-table tr:nth-child(even) td { background: var(--color-bg-gray); }
.area-table td strong { color: var(--color-primary); font-weight: 700; }

/* ---------- 特徴カード4つ ---------- */
.points-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.point-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 28px 20px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: transform var(--transition), box-shadow var(--transition);
}
.point-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.point-icon { font-size: 2.5rem; margin-bottom: 16px; }
.point-num {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--color-accent);
  margin-bottom: 8px;
}
.point-title { font-size: 1rem; font-weight: 700; color: var(--color-primary); margin-bottom: 10px; }
.point-text { font-size: .82rem; color: var(--color-text-sub); line-height: 1.7; }

/* ---------- 実績・数字バナー ---------- */
.stats-bar {
  background: linear-gradient(90deg, var(--color-primary) 0%, #005599 100%);
  padding: 40px 0;
}
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.stat-item { text-align: center; color: #fff; padding: 0 20px; border-right: 1px solid rgba(255,255,255,.15); }
.stat-item:last-child { border-right: none; }
.stat-num { font-size: 2.5rem; font-weight: 700; line-height: 1; margin-bottom: 6px; }
.stat-num span { font-size: 1rem; }
.stat-label { font-size: .8rem; color: rgba(255,255,255,.75); }

/* ---------- レスポンシブ ---------- */
@media (max-width: 1024px) {
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .points-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-item { padding: 20px; border-right: none; border-bottom: 1px solid rgba(255,255,255,.15); }
  .stat-item:nth-child(even) { border-left: 1px solid rgba(255,255,255,.15); }
}

@media (max-width: 768px) {
  :root { --section-py: 56px; }
  .hamburger { display: flex; }
  .site-nav { display: none; }
  .header-inner { height: 64px; }
  .mobile-nav { top: 64px; }
  .hero { min-height: 420px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; max-width: 320px; }
  .service-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .voice-grid { grid-template-columns: 1fr; }
  .service-detail-inner { grid-template-columns: 1fr; gap: 24px; }
  .service-detail-inner.reverse { direction: ltr; }
  .company-intro { grid-template-columns: 1fr; gap: 32px; }
  .footer-main { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .cta-actions { flex-direction: column; align-items: center; }
  .cta-actions .btn { width: 100%; max-width: 320px; }
  .points-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .points-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .stat-item { border-right: none; border-left: none !important; }
}

/* ---------- ドロップダウンナビ ---------- */

/* ヘッダーのcontainerを基準ブロックにしてdropdownをheader直下に配置 */
.site-header .container { position: relative; }
/* nav-dropdown を flex アイテムとして正しく機能させる */
.nav-dropdown {
  position: static;
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.nav-dropdown-trigger {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 8px 14px;
  font-size: .875rem;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  white-space: nowrap;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition), color var(--transition);
}
.nav-dropdown-trigger::after {
  content: '▾';
  font-size: .6rem;
  color: var(--color-text-light);
  transition: transform var(--transition);
}
.nav-dropdown:hover .nav-dropdown-trigger,
.nav-dropdown.is-open .nav-dropdown-trigger {
  background: var(--color-bg-gray);
  color: var(--color-accent);
}
.nav-dropdown.is-open .nav-dropdown-trigger::after { transform: rotate(180deg); }

.nav-dropdown-menu {
  position: absolute;
  top: 100%;          /* .site-header .container の高さ分 = ヘッダー直下 */
  right: 0;           /* ナビがある右端に揃える */
  left: auto;
  transform: translateY(4px);
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 16px;
  display: flex;
  gap: 12px;
  z-index: 300;
  min-width: 480px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity .2s ease, visibility .2s ease, transform .2s ease;
}
.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown.is-open .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.nav-dropdown-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--color-border);
  text-decoration: none;
  color: var(--color-text);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.nav-dropdown-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
  color: var(--color-text);
}
.nav-dropdown-item img {
  width: 100%;
  height: 88px;
  object-fit: cover;
  display: block;
}
.nav-dropdown-item span {
  display: block;
  padding: 10px 12px;
  font-size: .82rem;
  font-weight: 700;
  color: var(--color-primary);
  text-align: center;
}

/* モバイル：サービスのサブ項目 */
.mobile-nav .nav-sub-item {
  padding-left: 48px;
  font-size: .875rem;
  color: var(--color-text-sub);
  background: var(--color-bg-dark);
  border-bottom: 1px solid var(--color-border);
}
.mobile-nav .nav-sub-item::before { content: '└ '; color: var(--color-text-light); }