/* ==========================================================
   KTAXwebソリューション 共通スタイルシート
   対象ページ:
     index.html                   トップページ
     service-remote-support.html  パソコン遠隔操作サポート
     service-backup.html          バックアップ環境構築
     service-network.html         ネットワーク構築相談
     service-security.html        セキュリティ対策
     service-maintenance.html     古くなったパソコンの改善
     service-buying.html          パソコン購入相談
   ========================================================== */

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

:root {
  --key:      #e89115;
  --key-dark: #c67a0e;
  --dark:     #0a0e1a;
  --dark2:    #111827;
  --gray-bg:  #f2f3f5;
  --gray-mid: #4a5568;
  --white:    #ffffff;
  --text:     #1a202c;
}

body {
  font-family: 'Noto Sans JP', sans-serif;
  color: var(--text);
  background: var(--white);
  overflow-x: hidden;
}

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

/* ----------------------------------------------------------
   2. ヘッダー
---------------------------------------------------------- */
header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  height: 64px;
  background: rgba(10, 14, 26, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(232, 145, 21, 0.2);
}

.logo {
  display: flex;
  align-items: center;
  gap: 4px;
  font-family: 'Oswald', sans-serif;
  font-size: 22px;
  letter-spacing: 1px;
}
.logo-ktax { color: var(--key); font-weight: 700; }
.logo-plus { color: var(--white); font-weight: 300; font-size: 20px; }
.logo-web  { color: var(--white); font-size: 13px; font-family: 'Rajdhani', sans-serif; letter-spacing: 2px; margin-left: 2px; }
.logo-sol  { color: var(--key);   font-size: 13px; font-family: 'Rajdhani', sans-serif; letter-spacing: 1px; }

nav { display: flex; gap: 32px; align-items: center; }

/* 通常のナビリンク */
nav a {
  color: rgba(255, 255, 255, 0.85);
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.5px;
  transition: color 0.2s;
  position: relative;
  padding-bottom: 2px;
}
nav a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--key);
  transition: width 0.25s;
}
nav a:hover { color: var(--key); }
nav a:hover::after { width: 100%; }

/* ------ ドロップダウン親アイテム ------ */
.nav-dropdown {
  position: relative;
}
.nav-dropdown > a {
  display: flex;
  align-items: center;
  gap: 5px;
  padding-bottom: 2px;
}
/* 下矢印アイコン */
.nav-dropdown > a::before {
  content: '▼';
  font-size: 7px;
  color: var(--key);
  order: 2;
  transition: transform 0.25s;
  margin-top: 1px;
}
.nav-dropdown:hover > a::before {
  transform: rotate(180deg);
}
/* アンダーライン（::after）は親リンクにも維持 */
.nav-dropdown > a::after {
  order: 3;
}

/* ------ ドロップダウンメニュー本体 ------ */
.dropdown-menu {
  position: absolute;
  top: calc(100% + 18px);
  left: 50%;
  transform: translateX(-50%);
  width: 250px;
  background: rgba(10, 14, 26, 0.97);
  border: 1px solid rgba(232, 145, 21, 0.25);
  border-top: 2px solid var(--key);
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(-8px);
  transition: opacity 0.22s ease, transform 0.22s ease, visibility 0.22s;
  z-index: 200;
}
/* 三角形（吹き出し） */
.dropdown-menu::before {
  content: '';
  position: absolute;
  top: -7px;
  left: 50%;
  transform: translateX(-50%);
  width: 0; height: 0;
  border-style: solid;
  border-width: 0 6px 6px 6px;
  border-color: transparent transparent var(--key) transparent;
}

/* ホバーで表示 */
.nav-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

/* ドロップダウン内の各リンク */
.dropdown-menu a {
  display: block;
  padding: 11px 18px;
  font-size: 14.5px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.8);
  letter-spacing: 0.3px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: background 0.15s, color 0.15s, padding-left 0.15s;
}
.dropdown-menu a:last-child { border-bottom: none; }
/* ::after アンダーライン不要なので上書き */
.dropdown-menu a::after { display: none; }
.dropdown-menu a::before {
  content: '›';
  color: var(--key);
  margin-right: 8px;
  font-size: 16px;
  font-weight: 700;
  transition: margin-right 0.15s;
}
.dropdown-menu a:hover {
  background: rgba(232, 145, 21, 0.1);
  color: var(--key);
  padding-left: 22px;
}

/* ----------------------------------------------------------
   3. ページヘッダー（下層ページ共通）
---------------------------------------------------------- */
.page-header {
  margin-top: 64px;
  background: var(--dark2);
  padding: 28px 80px;
  border-bottom: 2px solid rgba(232, 145, 21, 0.3);
  position: relative;
  overflow: hidden;
}
.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(90deg, transparent, transparent 39px, rgba(0, 180, 255, 0.03) 40px),
    repeating-linear-gradient(0deg,  transparent, transparent 39px, rgba(0, 180, 255, 0.03) 40px);
}
.page-header-inner { position: relative; z-index: 1; }
.page-header h1 {
  font-family: 'Rajdhani', sans-serif;
  font-size: 28px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 2px;
}

.breadcrumb {
  margin-top: 6px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.45);
  display: flex;
  align-items: center;
  gap: 8px;
}
.breadcrumb a   { color: rgba(255, 255, 255, 0.45); transition: color 0.2s; }
.breadcrumb a:hover { color: var(--key); }
.breadcrumb span { color: rgba(255, 255, 255, 0.25); }

/* ----------------------------------------------------------
   4. サービスヒーロー（下層ページ共通）
---------------------------------------------------------- */
.service-hero {
  background: var(--gray-bg);
  padding: 64px 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.service-hero::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, transparent, var(--key), transparent);
}
.service-hero .en-title {
  font-family: 'Oswald', sans-serif;
  font-size: 52px;
  font-weight: 700;
  color: var(--key);
  letter-spacing: 6px;
  display: block;
  animation: fadeUp 0.8s ease both;
}
.service-hero .ja-title {
  font-size: 16px;
  color: var(--gray-mid);
  letter-spacing: 4px;
  margin-top: 8px;
  display: block;
  animation: fadeUp 0.8s 0.1s ease both;
}

/* ----------------------------------------------------------
   5. アニメーション
---------------------------------------------------------- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50%       { transform: scale(1.15); opacity: 0.7; }
}
@keyframes scrollAnim {
  0%, 100% { transform: scaleX(1); }
  50%       { transform: scaleX(0.5); transform-origin: left; }
}

/* ----------------------------------------------------------
   6. セクション共通
---------------------------------------------------------- */
section { padding: 80px 80px; }

.section-title {
  text-align: center;
  margin-bottom: 48px;
}
/* トップページ用（spanタグ） */
.section-title .en {
  font-family: 'Oswald', sans-serif;
  font-size: 48px;
  font-weight: 700;
  color: var(--key);
  letter-spacing: 6px;
  display: block;
}
.section-title .ja {
  font-size: 15px;
  color: var(--gray-mid);
  letter-spacing: 4px;
  margin-top: 6px;
  display: block;
}
/* 下層ページ用（h2タグ） */
.section-title h2 {
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 900;
  color: var(--text);
  margin-bottom: 12px;
}
.section-title p {
  font-size: 16px;
  color: var(--gray-mid);
  line-height: 1.8;
}

/* ----------------------------------------------------------
   7. トラブル・課題セクション（下層ページ共通）
---------------------------------------------------------- */
.trouble { background: var(--white); }

.trouble-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.trouble-text h2 {
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 900;
  line-height: 1.55;
  margin-bottom: 24px;
  color: var(--text);
}
.trouble-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}
.trouble-keyword {
  background: rgba(232, 145, 21, 0.1);
  border: 1px solid var(--key);
  color: var(--key);
  font-size: 15px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 2px;
}
.trouble-text p {
  font-size: 16px;
  line-height: 1.9;
  color: var(--gray-mid);
}
.trouble-illust {
  display: flex;
  align-items: center;
  justify-content: center;
}
.trouble-illust img { width: 100%; max-width: 380px; }

/* ----------------------------------------------------------
   8. フィーチャーセクション（下層ページ共通）
---------------------------------------------------------- */
.feature { background: var(--gray-bg); }

.feature-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.feature-illust {
  display: flex;
  align-items: center;
  justify-content: center;
}
.feature-illust img { width: 100%; max-width: 340px; }

.feature-text h2 {
  font-size: clamp(20px, 2.5vw, 28px);
  font-weight: 900;
  line-height: 1.6;
  margin-bottom: 20px;
  color: var(--text);
}
.feature-text h2 span { color: var(--key); }
.feature-text p {
  font-size: 16px;
  line-height: 1.9;
  color: var(--gray-mid);
}

/* ----------------------------------------------------------
   9. 導入フロー（下層ページ共通）
---------------------------------------------------------- */
.flow { background: var(--gray-bg); }

.flow-steps {
  display: flex;
  align-items: flex-start;
  max-width: 1000px;
  margin: 0 auto;
}
.flow-step {
  flex: 1;
  text-align: center;
  position: relative;
  padding: 0 12px;
}
.flow-step:not(:last-child)::after {
  content: '→';
  position: absolute;
  right: -12px;
  top: 28px;
  font-size: 24px;
  color: var(--key);
  font-weight: 700;
}
.flow-num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--key);
  color: var(--dark);
  font-family: 'Oswald', sans-serif;
  font-size: 22px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
}
.flow-step h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.flow-step p  { font-size: 16px; color: var(--gray-mid); line-height: 1.7; }

/* ----------------------------------------------------------
   10. CONTACT セクション
---------------------------------------------------------- */
.contact {
  background: #2d3748;
  padding: 64px 80px;
}
.contact-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}
.contact-left .en {
  font-family: 'Oswald', sans-serif;
  font-size: 52px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 4px;
  display: block;
  line-height: 1;
}
.contact-left .ja {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 4px;
  display: block;
  margin-top: 8px;
}
.contact-right {
  display: flex;
  align-items: center;
  gap: 20px;
}
.contact-text {
  color: rgba(255, 255, 255, 0.8);
  font-size: 16px;
  letter-spacing: 0.5px;
}
.contact-btn {
  width: 48px;
  height: 48px;
  border: 2px solid var(--key);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--key);
  font-size: 20px;
  transition: all 0.2s;
  cursor: pointer;
  flex-shrink: 0;
}
.contact-btn:hover {
  background: var(--key);
  color: var(--dark);
}

/* ----------------------------------------------------------
   11. フッター
---------------------------------------------------------- */
footer {
  background: #1a202c;
  padding: 40px 80px;
  border-top: 1px solid rgba(232, 145, 21, 0.2);
}
.footer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 24px;
}
.footer-logo {
  font-family: 'Oswald', sans-serif;
  font-size: 20px;
}
.footer-logo .ktax { color: var(--key); font-weight: 700; }
.footer-logo .rest { color: rgba(255, 255, 255, 0.7); }
.footer-logo .sol  { color: var(--key); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.copyright {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.35);
  letter-spacing: 0.5px;
}
.footer-links { display: flex; gap: 24px; }
.footer-links a {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.45);
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--key); }

/* ----------------------------------------------------------
   12. トップページ専用：ヒーロー
---------------------------------------------------------- */
.hero {
  position: relative;
  height: 100vh;
  min-height: 560px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--dark);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(10, 14, 26, 0.97) 40%, rgba(232, 145, 21, 0.08) 100%),
    repeating-linear-gradient(0deg,  transparent, transparent 39px, rgba(0, 180, 255, 0.04) 40px),
    repeating-linear-gradient(90deg, transparent, transparent 39px, rgba(0, 180, 255, 0.04) 40px);
  background-color: #050a12;
}
.circuit-lines {
  position: absolute;
  inset: 0;
  overflow: hidden;
  opacity: 0.18;
}
.circuit-lines svg { width: 100%; height: 100%; }

.hero::before {
  content: '';
  position: absolute;
  top: 20%; right: 15%;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(0, 140, 255, 0.12) 0%, transparent 70%);
  border-radius: 50%;
  animation: pulse 4s ease-in-out infinite;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: 10%; right: 30%;
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(232, 145, 21, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  animation: pulse 5s ease-in-out infinite reverse;
}
.hero-content {
  position: relative;
  z-index: 2;
  padding: 64px 80px 0;
  animation: fadeUp 1s ease both;
}
.hero-tag {
  display: inline-block;
  background: var(--key);
  color: var(--dark);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 3px;
  padding: 4px 12px;
  margin-bottom: 24px;
  font-family: 'Rajdhani', sans-serif;
}
.hero h1 {
  font-size: clamp(36px, 5vw, 58px);
  font-weight: 900;
  color: var(--white);
  line-height: 1.35;
  letter-spacing: -0.5px;
  margin-bottom: 20px;
}
.hero h1 span { color: var(--key); }
.hero-sub {
  font-family: 'Rajdhani', sans-serif;
  font-size: 18px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 2px;
  margin-bottom: 40px;
}
.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--key);
  color: var(--dark);
  font-size: 16px;
  font-weight: 700;
  padding: 14px 32px;
  letter-spacing: 1px;
  transition: all 0.25s;
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 100%, 0 100%);
}
.hero-cta:hover { background: var(--key-dark); transform: translateX(4px); }
.hero-cta .arrow { font-size: 18px; }

.hero-scroll {
  position: absolute;
  bottom: 32px; left: 80px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255, 255, 255, 0.35);
  font-family: 'Rajdhani', sans-serif;
  font-size: 14px;
  letter-spacing: 3px;
  z-index: 2;
}
.scroll-line {
  width: 40px; height: 1px;
  background: var(--key);
  animation: scrollAnim 1.5s ease-in-out infinite;
}

/* ----------------------------------------------------------
   13. トップページ専用：NEWS バー
---------------------------------------------------------- */
.news-bar {
  background: var(--white);
  border-bottom: 1px solid #e5e7eb;
  padding: 0 80px;
}
.news-inner {
  display: flex;
  align-items: stretch;
  max-width: 960px;
  margin: 0 auto;
}
.news-label {
  background: var(--key);
  color: var(--dark);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  padding: 0 20px;
  display: flex;
  align-items: center;
  min-width: 80px;
  justify-content: center;
  font-family: 'Rajdhani', sans-serif;
}
.news-items {
  padding: 20px 32px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.news-item {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 15.5px;
}
.news-date {
  color: var(--key);
  font-family: 'Rajdhani', sans-serif;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1px;
  white-space: nowrap;
}
.news-text { color: var(--gray-mid); }

/* ----------------------------------------------------------
   14. トップページ専用：SERVICE グリッド
---------------------------------------------------------- */
.service { background: var(--gray-bg); }

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  max-width: 1100px;
  margin: 0 auto;
}
.service-card {
  background: var(--white);
  padding: 28px 20px 20px;
  text-align: center;
  position: relative;
  transition: transform 0.25s, box-shadow 0.25s;
  cursor: pointer;
  overflow: hidden;
}
.service-card::after {
  content: '';
  position: absolute;
  bottom: 0; right: 0;
  width: 0; height: 0;
  border-style: solid;
  border-width: 0 0 28px 28px;
  border-color: transparent transparent var(--key) transparent;
  transition: border-width 0.2s;
}
.service-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1); }
.service-card:hover::after { border-width: 0 0 36px 36px; }
.service-card.wide {
  grid-column: span 2;
  display: flex;
  align-items: center;
  gap: 24px;
  text-align: left;
  padding: 24px 32px;
}
.service-icon {
  width: 100px; height: 100px;
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.service-card.wide .service-icon { margin: 0; flex-shrink: 0; }
.service-icon svg { width: 60px; height: 60px; }
.service-icon img { width: 100%; height: 100%; }
.service-name { font-size: 17px; font-weight: 700; color: var(--text); margin-bottom: 4px; }
.service-name::after {
  content: ' ››';
  font-size: 20px;
  font-weight: 700;
  flex-shrink: 0;
  opacity: 0.6;
  transition: opacity 0.2s, transform 0.2s;
	bottom: 42px;
  left: 20px;
	background: none;
}
.service-en   { font-family: 'Rajdhani', sans-serif; font-size: 12px; color: var(--key); letter-spacing: 1px; }

/* ----------------------------------------------------------
   15. トップページ専用：STRENGTH セクション
---------------------------------------------------------- */
.strength {
  background: var(--key);
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.strength::before {
  content: '';
  position: absolute;
  top: -50%; right: -10%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 60%);
  border-radius: 50%;
}
.strength .section-title .en { color: var(--white); }
.strength .section-title .ja { color: rgba(255, 255, 255, 0.7); }

.strength-catch {
  text-align: center;
  font-size: clamp(17px, 2.5vw, 22px);
  font-weight: 700;
  line-height: 1.7;
  margin-bottom: 56px;
  position: relative;
  z-index: 1;
}
.strength-catch span { color: var(--dark); font-weight: 900; }

.strength-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 960px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.strength-card {
  background: #fff;
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 32px 24px;
  text-align: center;
  transition: background 0.2s, transform 0.2s;
}
.strength-card:hover { background: rgba(255, 255, 255, 0.2); transform: translateY(-4px); }
.strength-card-illust {
  width:250px; /*height: 90px;*/
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.strength-card-illust img{ width: 100%;}
.strength-card-title { font-size: 17px; font-weight: 700; color: #000; }

/* ----------------------------------------------------------
   16. 下層ページ専用：サポートカードグリッド（遠隔操作）
---------------------------------------------------------- */
.support-content { background: var(--white); }

.support-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  max-width: 1100px;
  margin: 40px auto 0;
}
.support-card {
  background: var(--gray-bg);
  padding: 28px 20px;
  position: relative;
  transition: transform 0.25s, box-shadow 0.25s;
}
.support-card::after {
  content: '';
  position: absolute;
  bottom: 0; right: 0;
  width: 0; height: 0;
  border-style: solid;
  border-width: 0 0 24px 24px;
  border-color: transparent transparent var(--key) transparent;
}
.support-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08); }
.support-card-icon { width: 100px; height: 100px; margin-bottom: 16px; margin: 0 auto; }
.support-card-icon svg { width: 64px; height: 52px; }
.support-card-icon img { width: inherit; height: inherit; }
.support-card h3 { font-size: 16px; font-weight: 700; color: var(--text); margin-bottom: 12px; line-height: 1.5; text-align: center;  }
.support-card p  { font-size: 15px; line-height: 1.8; color: var(--gray-mid); }

/* ----------------------------------------------------------
   17. 下層ページ専用：料金セクション（遠隔操作）
---------------------------------------------------------- */
.price {
  background: var(--key);
  padding: 56px 80px;
  position: relative;
  overflow: hidden;
}
.price::before {
  content: '';
  position: absolute;
  top: -40%; right: -5%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 60%);
  border-radius: 50%;
}
.price-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 60px;
  position: relative;
  z-index: 1;
}
.price-label .en {
  font-family: 'Oswald', sans-serif;
  font-size: 52px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 4px;
  display: block;
  line-height: 1;
}
.price-label .ja {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 3px;
  display: block;
  margin-top: 6px;
}
.price-divider {
  width: 2px; height: 80px;
  background: rgba(255, 255, 255, 0.3);
  flex-shrink: 0;
}
.price-items { display: flex; flex-direction: column; gap: 14px; }
.price-row   { display: flex; align-items: center; gap: 16px; }
.price-type  { font-size: 14px; color: rgba(255, 255, 255, 0.8); font-weight: 500; min-width: 70px; }
.price-amount { font-family: 'Oswald', sans-serif; font-size: 26px; font-weight: 700; color: var(--white); letter-spacing: 1px; }
.price-note   { font-size: 13px; color: rgba(255, 255, 255, 0.7); }
.price-badge  {
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.4);
  color: var(--white);
  font-size: 12px;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 20px;
}

/* ----------------------------------------------------------
   18. 下層ページ専用：比較カード（バックアップ）
---------------------------------------------------------- */
.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
}
.compare-card {
  border: 2px solid #e5e7eb;
  padding: 32px 28px;
  position: relative;
  transition: border-color 0.2s, transform 0.2s;
}
.compare-card:hover { border-color: var(--key); transform: translateY(-4px); }
.compare-card.recommended { border-color: var(--key); }
.compare-badge {
  position: absolute;
  top: -14px; left: 50%;
  transform: translateX(-50%);
  background: var(--key);
  color: var(--dark);
  font-size: 12px;
  font-weight: 700;
  padding: 3px 16px;
  letter-spacing: 1px;
  font-family: 'Rajdhani', sans-serif;
  white-space: nowrap;
}
.compare-icon { width: 100%; height: auto; margin-bottom: 16px; }
.compare-icon svg { width: 56px; height: 56px; }
.compare-icon img { width: 100px; height: 100px; }
.compare-card h3  { font-size: 18px; font-weight: 700; margin-bottom: 16px; }
.compare-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.compare-list li { font-size: 15.5px; color: var(--gray-mid); display: flex; align-items: flex-start; gap: 8px; line-height: 1.5; }
.compare-list li::before { content: '✓'; color: var(--key); font-weight: 700; flex-shrink: 0; margin-top: 1px; }

/* ----------------------------------------------------------
   19. 下層ページ専用：サービスメニューグリッド（ネットワーク）
---------------------------------------------------------- */
.menu-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 1000px;
  margin: 0 auto;
}
.menu-card {
  background: var(--gray-bg);
  padding: 32px 24px;
  position: relative;
  transition: transform 0.25s, box-shadow 0.25s;
  overflow: hidden;
}
.menu-card::after {
  content: '';
  position: absolute;
  bottom: 0; right: 0;
  width: 0; height: 0;
  border-style: solid;
  border-width: 0 0 28px 28px;
  border-color: transparent transparent var(--key) transparent;
}
.menu-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08); }
.menu-card-num { font-family: 'Oswald', sans-serif; font-size: 36px; font-weight: 700; color: rgba(232, 145, 21, 0.2); line-height: 1; margin-bottom: 12px; }
.menu-card h3  { font-size: 16px; font-weight: 700; margin-bottom: 10px; color: var(--text); }
.menu-card p   { font-size: 15px; line-height: 1.8; color: var(--gray-mid); }

/* ----------------------------------------------------------
   20. 下層ページ専用：脅威カード（セキュリティ）
---------------------------------------------------------- */
.threat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  max-width: 1100px;
  margin: 0 auto;
}
.threat-card {
  background: var(--white);
  padding: 28px 20px;
  text-align: center;
  position: relative;
  border-top: 3px solid var(--key);
  transition: transform 0.25s, box-shadow 0.25s;
}
.threat-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08); }
.threat-icon { font-size: 36px; margin-bottom: 14px; display: block; }
.threat-card h3 { font-size: 15px; font-weight: 700; margin-bottom: 10px; }
.threat-card p  { font-size: 15px; line-height: 1.8; color: var(--gray-mid); }

/* 対策メニューカード */
.measures-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 1000px;
  margin: 0 auto;
}
.measure-card {
  border: 2px solid #e5e7eb;
  padding: 32px 24px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.2s, transform 0.2s;
}
.measure-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px; height: 100%;
  background: var(--key);
}
.measure-card:hover { border-color: var(--key); transform: translateY(-4px); }
.measure-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 12px; padding-left: 12px; }
.measure-card p  { font-size: 15px; line-height: 1.8; color: var(--gray-mid); padding-left: 12px; }

/* ----------------------------------------------------------
   21. 下層ページ専用：チェックリスト（PC改善）
---------------------------------------------------------- */
.checklist-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  max-width: 800px;
  margin: 0 auto;
}
.check-item {
  background: var(--white);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 15px;
  font-weight: 500;
  transition: transform 0.2s;
  cursor: default;
}
.check-item:hover { transform: translateX(4px); }
.check-box {
  width: 24px; height: 24px;
  border: 2px solid var(--key);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.check-box.checked { background: var(--key); }
.check-box.checked::after { content: '✓'; color: var(--dark); font-size: 15px; font-weight: 700; }

/* Before / After */
.ba-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
  align-items: center;
}
.ba-card { padding: 32px 28px; }
.ba-card.before { background: #fef2f2; border: 2px solid #fecaca; }
.ba-card.after  { background: #f0fdf4; border: 2px solid #bbf7d0; }
.ba-label { font-family: 'Rajdhani', sans-serif; font-size: 15px; font-weight: 700; letter-spacing: 3px; margin-bottom: 16px; display: block; }
.ba-card.before .ba-label { color: #ef4444; }
.ba-card.after  .ba-label { color: #22c55e; }
.ba-card h3 { font-size: 18px; font-weight: 900; margin-bottom: 16px; }
.ba-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.ba-list li { font-size: 15.5px; display: flex; align-items: flex-start; gap: 8px; line-height: 1.5; color: var(--gray-mid); }
.ba-card.before .ba-list li::before { content: '✕'; color: #ef4444; font-weight: 700; flex-shrink: 0; }
.ba-card.after  .ba-list li::before { content: '✓'; color: #22c55e; font-weight: 700; flex-shrink: 0; }
.ba-arrow { font-size: 40px; color: var(--key); text-align: center; font-weight: 700; }

/* 改善オプションカード */
.options-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 1000px;
  margin: 0 auto;
}
.option-card {
  background: var(--white);
  padding: 32px 24px;
  position: relative;
  overflow: hidden;
  transition: transform 0.25s, box-shadow 0.25s;
}
.option-card::after {
  content: '';
  position: absolute;
  bottom: 0; right: 0;
  width: 0; height: 0;
  border-style: solid;
  border-width: 0 0 28px 28px;
  border-color: transparent transparent var(--key) transparent;
}
.option-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08); }
.option-num  { font-family: 'Oswald', sans-serif; font-size: 15px; color: var(--key); letter-spacing: 2px; margin-bottom: 8px; font-weight: 700; }
.option-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 12px; }
.option-card p  { font-size: 15px; line-height: 1.8; color: var(--gray-mid); }

/* ----------------------------------------------------------
   22. 下層ページ専用：用途別カード（PC購入）
---------------------------------------------------------- */
.usage-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 1000px;
  margin: 0 auto;
}
.usage-card {
  background: var(--white);
  padding: 32px 24px;
  position: relative;
  overflow: hidden;
  border-bottom: 3px solid transparent;
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}
.usage-card:hover { border-bottom-color: var(--key); transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08); }
.usage-card img {
  display: block;
  margin-bottom: 16px;
}
.usage-emoji { font-size: 40px; display: block; margin-bottom: 16px; }
.usage-tag {
  display: inline-block;
  background: rgba(232, 145, 21, 0.1);
  color: var(--key);
  font-size: 13px;
  font-weight: 700;
  padding: 2px 10px;
  letter-spacing: 1px;
  margin-bottom: 12px;
  font-family: 'Rajdhani', sans-serif;
}
.usage-card h3   { font-size: 17px; font-weight: 700; margin-bottom: 12px; }
.usage-card .spec { font-size: 15px; color: var(--gray-mid); line-height: 1.9; }
.usage-card .spec strong { color: var(--key); font-weight: 700; }

/* ポイントリスト */
.points-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: 800px;
  margin: 0 auto;
}
.point-item {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  padding: 28px;
  background: var(--gray-bg);
  transition: transform 0.2s;
}
.point-item:hover { transform: translateX(6px); }
.point-num { font-family: 'Oswald', sans-serif; font-size: 40px; font-weight: 700; color: var(--key); opacity: 0.4; line-height: 1; flex-shrink: 0; width: 56px; }
.point-body h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.point-body p  { font-size: 15.5px; line-height: 1.8; color: var(--gray-mid); }

/* ----------------------------------------------------------
   23. バーガーメニュー（SP専用）
---------------------------------------------------------- */

/* バーガーボタン：PCでは非表示 */
.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 310;
  flex-shrink: 0;
}
.burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease, width 0.3s ease;
  transform-origin: center;
}

/* ✕ 形に変化 */
.burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; width: 0; }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* モバイルナビオーバーレイ */
.sp-nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  z-index: 290;
  opacity: 0;
  transition: opacity 0.3s;
}
.sp-nav-overlay.open {
  display: block;
  opacity: 1;
}

/* SPナビ本体（右からスライドイン） */
.sp-nav {
  position: fixed;
  top: 0; right: 0;
  width: min(320px, 88vw);
  height: 100dvh;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-left: 3px solid var(--key);
  z-index: 300;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
  padding: 0 0 40px;
  display: flex;
  flex-direction: column;
}
.sp-nav.open { transform: translateX(0); }

/* SPナビ内ロゴ */
.sp-nav-logo {
  display: block;
  font-family: 'Oswald', sans-serif;
  font-size: 18px;
  padding: 20px 24px;
  background: var(--dark);
  border-bottom: 2px solid var(--key);
  flex-shrink: 0;
	width: 100%;
}
.sp-nav-logo .ktax { color: var(--key); font-weight: 700; }
.sp-nav-logo .rest { color: rgba(255,255,255,0.75); }
.sp-nav-logo .sol  { color: var(--key); }

/* SPナビ通常リンク */
.sp-nav a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 17px 28px 17px 48px;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  border-bottom: 1px solid rgba(0, 0, 0, 0.07);
  transition: color 0.2s, background 0.2s, padding-left 0.2s;
	width: 100%;
}
.sp-nav a::after {
  content: '›';
  font-size: 20px;
  color: var(--key);
  font-weight: 700;
  flex-shrink: 0;
  opacity: 0.6;
  transition: opacity 0.2s, transform 0.2s;
	bottom: 42px;
  left: 20px;
	background: none;
}
.sp-nav a:hover {
  /*color: var(--key);
  background: rgba(232, 145, 21, 0.06);
  padding-left: 28px;*/
	background: none;
}
.sp-nav a:hover::after { opacity: 1; transform: translateX(3px); }
.naviList ul{padding-left: 30px;  background: rgba(232, 145, 21, 0.06);}
.naviList li{ list-style: none;}
/* SPナビ「サービス」アコーディオン */
.sp-nav-service-btn {
  width: 100%;
  background: none;
  border: none;
  border-bottom: 1px solid rgba(0, 0, 0, 0.07);
  padding: 0px 24px 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  cursor: pointer;
  transition: color 0.2s, background 0.2s;
}
.sp-nav-service-btn:hover {
  color: var(--key);
  background: rgba(232, 145, 21, 0.06);
}
.sp-nav-service-btn .sp-arrow {
  font-size: 14px;
  color: var(--key);
  font-weight: 700;
  transition: transform 0.3s;
  line-height: 1;
}
.sp-nav-service-btn.open .sp-arrow { transform: rotate(45deg); }

/* サービスサブメニュー */
.sp-nav-sub {
  max-height: 0;
  overflow: hidden;
  background: rgba(232, 145, 21, 0.05);
  border-bottom: 1px solid rgba(0, 0, 0, 0.07);
  transition: max-height 0.35s ease;
	width: 100%;
}
.sp-nav-sub.open { max-height: 500px; }
.sp-nav-sub a {
  padding: 14px 24px 14px 40px;
  font-size: 15.5px;
  font-weight: 500;
  color: var(--gray-mid);
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
  justify-content: flex-start;
  gap: 0;
}
.sp-nav-sub a::before {
  content: '›';
  color: var(--key);
  margin-right: 10px;
  font-size: 17px;
  font-weight: 700;
  flex-shrink: 0;
}
/* サブメニューの::afterは非表示 */
.sp-nav-sub a::after { display: none; }
.sp-nav-sub a:hover {
  color: var(--key);
  padding-left: 46px;
  background: rgba(232, 145, 21, 0.08);
}

/* SPナビ お問い合わせボタン */
.sp-nav-cta {
  margin: 20px 20px 0;
}
.sp-nav-cta a {
  display: flex !important;
  align-items: center;
  justify-content: center;
  background: var(--key) !important;
  color: var(--dark) !important;
  font-weight: 700 !important;
  text-align: center;
  padding: 15px 24px !important;
  border-bottom: none !important;
  transition: background 0.2s !important;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 100%, 0 100%);
  font-size: 15px !important;
}
.sp-nav-cta a::after { display: none !important; }
.sp-nav-cta a:hover {
  background: var(--key-dark) !important;
  padding-left: 24px !important;
  color: var(--dark) !important;
}
/* SPナビ 閉じるボタン */
.sp-nav-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  background: rgba(232, 145, 21, 0.12);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: background 0.2s, transform 0.2s;
  flex-shrink: 0;
}
.sp-nav-close:hover {
  transform: rotate(90deg);
}
.sp-nav-close::before,
.sp-nav-close::after {
  content: '';
  position: absolute;
  width: 14px;
  height: 2px;
  background: var(--key);
  border-radius: 2px;
  transition: background 0.2s;
}
.sp-nav-close:hover::before,
.sp-nav-close:hover::after {
}
.sp-nav-close::before { transform: rotate(45deg); }
.sp-nav-close::after  { transform: rotate(-45deg); }
/* ----------------------------------------------------------
   24. レスポンシブ
---------------------------------------------------------- */
@media (max-width: 900px) {
  /* ヘッダー */
  header { padding: 0 20px; }

  /* PCナビを非表示 → バーガーを表示 */
  header nav { display: none; }
  .burger     { display: flex; }

  /* ページヘッダー・ヒーロー */
  .page-header { padding: 20px 24px; }
  .service-hero { padding: 48px 24px; }
  .hero-content { padding: 64px 32px 0; }
  .hero-scroll  { left: 32px; }

  /* セクション全般 */
  section { padding: 56px 24px; }
  .news-bar { padding: 0 20px; }

  /* 2カラム → 1カラム */
  .trouble-inner,
  .feature-inner { grid-template-columns: 1fr; gap: 32px; }

  /* グリッド折り返し */
  .service-grid        { grid-template-columns: repeat(2, 1fr); }
  .service-card.wide   { grid-column: span 2; }
  .support-grid        { grid-template-columns: repeat(2, 1fr); }
  .threat-grid         { grid-template-columns: repeat(2, 1fr); }
  .compare-grid        { grid-template-columns: 1fr; }
  .menu-grid           { grid-template-columns: 1fr; }
  .measures-grid       { grid-template-columns: 1fr; }
  .checklist-grid      { grid-template-columns: 1fr; }
  .options-grid        { grid-template-columns: 1fr; }
  .usage-grid          { grid-template-columns: 1fr; }
  .strength-cards      { grid-template-columns: 1fr; }

  /* Before/After */
  .ba-grid { grid-template-columns: 1fr; }
  .ba-arrow { transform: rotate(90deg); }

  /* フロー */
  .flow-steps { flex-direction: column; gap: 32px;align-items: center; }
  .flow-step:not(:last-child)::after {
    content: '↓';
    right: auto;
    top: auto;
    position: relative;
    display: block;
    margin-top: 8px;
  }

  /* 料金 */
  .price { padding: 48px 24px; }
  .price-inner { flex-direction: column; gap: 24px; }
  .price-divider { width: 80px; height: 2px; }

  /* コンタクト */
  .contact { padding: 48px 24px; }
  .contact-inner { flex-direction: column; text-align: center; }

  /* フッター */
  footer { padding: 32px 24px; }
  .footer-top    { flex-direction: column; gap: 16px; }
  .footer-bottom { flex-direction: column; gap: 12px; }
}
/* ===== 会社案内ページ固有スタイル ===== */

    /* ---- 企業理念 ---- */
    .philosophy {
      background: var(--dark2);
      padding: 88px 80px;
      text-align: center;
      position: relative;
      overflow: hidden;
    }
    .philosophy::before {
      content: '';
      position: absolute;
      inset: 0;
      background:
        repeating-linear-gradient(90deg, transparent, transparent 39px, rgba(0,180,255,0.03) 40px),
        repeating-linear-gradient(0deg,  transparent, transparent 39px, rgba(0,180,255,0.03) 40px);
    }
    .philosophy::after {
      content: '';
      position: absolute;
      top: -30%; right: -10%;
      width: 600px; height: 600px;
      background: radial-gradient(circle, rgba(232,145,21,0.07) 0%, transparent 60%);
      border-radius: 50%;
    }
    .philosophy-inner { position: relative; z-index: 1; max-width: 760px; margin: 0 auto; }
    .philosophy-tag {
      display: inline-block;
      background: var(--key);
      color: var(--dark);
      font-family: 'Rajdhani', sans-serif;
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 3px;
      padding: 4px 14px;
      margin-bottom: 28px;
    }
    .philosophy h2 {
      font-size: clamp(22px, 3.5vw, 34px);
      font-weight: 900;
      color: var(--white);
      line-height: 1.7;
      margin-bottom: 28px;
    }
    .philosophy h2 span { color: var(--key); }
    .philosophy p {
      font-size: 16px;
      line-height: 2;
      color: rgba(255,255,255,0.65);
    }

    /* ---- 会社概要テーブル ---- */
    .overview { background: var(--white); }
    .overview-inner {
      max-width: 860px;
      margin: 0 auto;
    }
    .overview-table {
      width: 100%;
      border-collapse: collapse;
    }
    .overview-table tr {
      border-bottom: 1px solid #f0f0f0;
      transition: background 0.15s;
    }
    .overview-table tr:first-child { border-top: 2px solid var(--key); }
    .overview-table tr:hover { background: rgba(232,145,21,0.03); }
    .overview-table th {
      width: 180px;
      padding: 20px 24px;
      text-align: left;
      font-size: 15px;
      font-weight: 700;
      color: var(--text);
      vertical-align: top;
      white-space: nowrap;
      position: relative;
    }
    .overview-table th::before {
      content: '';
      position: absolute;
      left: 0; top: 50%; transform: translateY(-50%);
      width: 3px; height: 60%;
      background: var(--key);
      border-radius: 2px;
    }
    .overview-table td {
      padding: 20px 24px;
      font-size: 15.5px;
      color: var(--gray-mid);
      line-height: 1.8;
    }
    .overview-table td a {
      color: var(--key);
      text-decoration: underline;
    }
    .map-wrap {
      width: 100%;
      aspect-ratio: 16/6;
      background: var(--gray-bg);
      border: 2px solid #e5e7eb;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--gray-mid);
      font-size: 15px;
      margin-top: 8px;
    }
    .map-placeholder {
      position: relative;
    width: 100%;
    padding-top: 56.25%;
    /* 16:9のアスペクト比 */
    height: 0;
    }
.map-placeholder iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}
    .map-placeholder .map-icon { font-size: 36px; display: block; margin-bottom: 8px; }
    .map-placeholder p { font-size: 15px; color: var(--gray-mid); }
.map {
    position: relative;
    width: 100%;
    padding-top: 56.25%;
    /* 16:9のアスペクト比 */
    height: 0;
}



    /* ---- 沿革タイムライン ---- */
    .history { background: var(--gray-bg); }
    .history-inner {
      max-width: 760px;
      margin: 0 auto;
    }
    .timeline {
      position: relative;
      padding-left: 40px;
    }
    .timeline::before {
      content: '';
      position: absolute;
      left: 12px; top: 0; bottom: 0;
      width: 2px;
      background: linear-gradient(to bottom, var(--key), rgba(232,145,21,0.15));
    }
    .timeline-item {
      position: relative;
      margin-bottom: 32px;
    }
    .timeline-item:last-child { margin-bottom: 0; }
    .timeline-dot {
      position: absolute;
      left: -34px;
      top: 4px;
      width: 14px; height: 14px;
      border-radius: 50%;
      background: var(--white);
      border: 3px solid var(--key);
      transition: background 0.2s;
    }
    .timeline-item:hover .timeline-dot { background: var(--key); }
    .timeline-year {
      font-family: 'Oswald', sans-serif;
      font-size: 15px;
      font-weight: 700;
      color: var(--key);
      letter-spacing: 2px;
      display: block;
      margin-bottom: 4px;
    }
    .timeline-text {
      font-size: 15px;
      color: var(--text);
      font-weight: 500;
      line-height: 1.6;
    }
    .timeline-sub {
      font-size: 15px;
      color: var(--gray-mid);
      margin-top: 4px;
      line-height: 1.6;
    }

    /* ---- スタッフ紹介 ---- */
    .staff { background: var(--white); }
    .staff-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      max-width: 1000px;
      margin: 0 auto;
    }
    .staff-card {
      text-align: center;
      transition: transform 0.25s;
    }
    .staff-card:hover { transform: translateY(-4px); }
    .staff-avatar {
      width: 110px; height: 110px;
      border-radius: 50%;
      background: var(--gray-bg);
      margin: 0 auto 16px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 48px;
      border: 3px solid rgba(232,145,21,0.3);
      transition: border-color 0.2s;
    }
    .staff-card:hover .staff-avatar { border-color: var(--key); }
    .staff-role {
      font-family: 'Rajdhani', sans-serif;
      font-size: 13px;
      font-weight: 700;
      letter-spacing: 3px;
      color: var(--key);
      display: block;
      margin-bottom: 6px;
    }
    .staff-name {
      font-size: 17px;
      font-weight: 900;
      color: var(--text);
      margin-bottom: 12px;
    }
    .staff-bio {
      font-size: 15px;
      line-height: 1.8;
      color: var(--gray-mid);
      text-align: left;
    }

    /* ---- 数字で見る当社 ---- */
    .numbers { background: var(--key); padding: 72px 80px; position: relative; overflow: hidden; }
    .numbers::before {
      content: '';
      position: absolute;
      top: -40%; right: -8%;
      width: 500px; height: 500px;
      background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 60%);
      border-radius: 50%;
    }
    .numbers .section-title .en { color: var(--white); }
    .numbers .section-title .ja { color: rgba(255,255,255,0.7); }
    .numbers-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 2px;
      max-width: 1000px;
      margin: 0 auto;
      background: rgba(255,255,255,0.15);
      position: relative; z-index: 1;
    }
    .number-item {
      background: rgba(255,255,255,0.08);
      padding: 32px 20px;
      text-align: center;
      transition: background 0.2s;
    }
    .number-item:hover { background: rgba(255,255,255,0.18); }
    .number-val {
      font-family: 'Oswald', sans-serif;
      font-size: 52px;
      font-weight: 700;
      color: var(--white);
      line-height: 1;
      display: block;
    }
    .number-unit {
      font-family: 'Oswald', sans-serif;
      font-size: 20px;
      color: var(--white);
    }
    .number-label {
      font-size: 15px;
      color: rgba(255,255,255,0.75);
      margin-top: 10px;
      display: block;
    }

    @media (max-width: 900px) {
      .philosophy { padding: 64px 24px; }
      .overview   { }
      .overview-table th { width: 120px; padding: 16px 12px; font-size: 12px; }
      .overview-table td { padding: 16px 12px; font-size: 13px; }
      .staff-grid  { grid-template-columns: 1fr 1fr; }
      .numbers     { padding: 56px 24px; }
      .numbers-grid { grid-template-columns: repeat(2, 1fr); }
      .history { }
    }
    @media (max-width: 600px) {
      .staff-grid { grid-template-columns: 1fr; }
      .overview-table th,
      .overview-table td { display: block; width: 100%; }
      .overview-table th { padding-bottom: 4px; }
      .overview-table td { padding-top: 4px; }
    }
/* ===== 利用規約・個人情報保護方針 共通スタイル ===== */
    .legal-section { background: var(--white); }

    .legal-wrap {
      max-width: 800px;
      margin: 0 auto;
      display: grid;
      grid-template-columns: 200px 1fr;
      gap: 48px;
      align-items: start;
    }

    /* 目次サイドバー */
    .legal-toc {
      position: sticky;
      top: 84px;
    }
    .legal-toc-title {
      font-family: 'Rajdhani', sans-serif;
      font-size: 13px;
      font-weight: 700;
      letter-spacing: 3px;
      color: var(--key);
      display: block;
      margin-bottom: 12px;
      padding-bottom: 8px;
      border-bottom: 2px solid var(--key);
    }
    .legal-toc ol {
      list-style: none;
      counter-reset: toc;
    }
    .legal-toc li {
      counter-increment: toc;
      border-bottom: 1px solid #f0f0f0;
    }
    .legal-toc a {
      display: flex;
      align-items: baseline;
      gap: 8px;
      padding: 9px 0;
      font-size: 13px;
      color: var(--gray-mid);
      transition: color 0.2s, padding-left 0.2s;
      line-height: 1.4;
    }
    .legal-toc a::before {
      content: counter(toc, decimal-leading-zero);
      font-family: 'Rajdhani', sans-serif;
      font-size: 13px;
      font-weight: 700;
      color: var(--key);
      flex-shrink: 0;
    }
    .legal-toc a:hover { color: var(--key); padding-left: 4px; }

    /* 本文 */
    .legal-body {}

    .legal-updated {
      font-size: 13px;
      color: var(--gray-mid);
      margin-bottom: 32px;
      padding: 10px 14px;
      background: var(--gray-bg);
      border-left: 3px solid var(--key);
    }

    .legal-intro {
      font-size: 15px;
      line-height: 1.9;
      color: var(--gray-mid);
      margin-bottom: 40px;
    }

    .legal-article {
      margin-bottom: 40px;
      scroll-margin-top: 84px;
    }
    .legal-article-title {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 17px;
      font-weight: 900;
      color: var(--text);
      margin-bottom: 14px;
      padding-bottom: 10px;
      border-bottom: 2px solid var(--gray-bg);
    }
    .legal-article-num {
      font-family: 'Oswald', sans-serif;
      font-size: 15px;
      font-weight: 700;
      color: var(--key);
      background: rgba(232, 145, 21, 0.1);
      padding: 2px 10px;
      border-radius: 2px;
      white-space: nowrap;
    }
    .legal-article p {
      font-size: 15.5px;
      line-height: 1.9;
      color: var(--gray-mid);
      margin-bottom: 12px;
    }
    .legal-article ol,
    .legal-article ul {
      padding-left: 0;
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .legal-article ol { counter-reset: item; }
    .legal-article ol li {
      counter-increment: item;
      display: flex;
      gap: 10px;
      font-size: 15.5px;
      line-height: 1.8;
      color: var(--gray-mid);
    }
    .legal-article ol li::before {
      content: counter(item) '.';
      color: var(--key);
      font-weight: 700;
      font-family: 'Rajdhani', sans-serif;
      flex-shrink: 0;
      min-width: 18px;
    }
    .legal-article ul li {
      display: flex;
      gap: 10px;
      font-size: 15.5px;
      line-height: 1.8;
      color: var(--gray-mid);
    }
    .legal-article ul li::before {
      content: '›';
      color: var(--key);
      font-weight: 700;
      font-size: 16px;
      flex-shrink: 0;
    }

    @media (max-width: 900px) {
      .legal-wrap { grid-template-columns: 1fr; gap: 32px; }
      .legal-toc  { position: static; }
    }
/* terms.htmlと共通スタイルのため再定義 */
    .legal-section { background: var(--white); }
    .legal-wrap {
      max-width: 800px; margin: 0 auto;
      display: grid; grid-template-columns: 200px 1fr; gap: 48px; align-items: start;
    }
    .legal-toc { position: sticky; top: 84px; }
    .legal-toc-title { font-family: 'Rajdhani', sans-serif; font-size: 12px; font-weight: 700; letter-spacing: 3px; color: var(--key); display: block; margin-bottom: 12px; padding-bottom: 8px; border-bottom: 2px solid var(--key); }
    .legal-toc ol { list-style: none; counter-reset: toc; }
    .legal-toc li { counter-increment: toc; border-bottom: 1px solid #f0f0f0; }
    .legal-toc a { display: flex; align-items: baseline; gap: 8px; padding: 9px 0; font-size: 13px; color: var(--gray-mid); transition: color 0.2s, padding-left 0.2s; line-height: 1.4; }
    .legal-toc a::before { content: counter(toc, decimal-leading-zero); font-family: 'Rajdhani', sans-serif; font-size: 12px; font-weight: 700; color: var(--key); flex-shrink: 0; }
    .legal-toc a:hover { color: var(--key); padding-left: 4px; }
    .legal-updated { font-size: 13px; color: var(--gray-mid); margin-bottom: 32px; padding: 10px 14px; background: var(--gray-bg); border-left: 3px solid var(--key); }
    .legal-intro { font-size: 15px; line-height: 1.9; color: var(--gray-mid); margin-bottom: 40px; }
    .legal-article { margin-bottom: 40px; scroll-margin-top: 84px; }
    .legal-article-title { display: flex; align-items: center; gap: 12px; font-size: 17px; font-weight: 900; color: var(--text); margin-bottom: 14px; padding-bottom: 10px; border-bottom: 2px solid var(--gray-bg); }
    .legal-article-num { font-family: 'Oswald', sans-serif; font-size: 15px; font-weight: 700; color: var(--key); background: rgba(232,145,21,0.1); padding: 2px 10px; border-radius: 2px; white-space: nowrap; }
    .legal-article p { font-size: 15.5px; line-height: 1.9; color: var(--gray-mid); margin-bottom: 12px; }
    .legal-article ol, .legal-article ul { padding-left: 0; list-style: none; display: flex; flex-direction: column; gap: 8px; }
    .legal-article ol { counter-reset: item; }
    .legal-article ol li { counter-increment: item; display: flex; gap: 10px; font-size: 15.5px; line-height: 1.8; color: var(--gray-mid); }
    .legal-article ol li::before { content: counter(item) '.'; color: var(--key); font-weight: 700; font-family: 'Rajdhani', sans-serif; flex-shrink: 0; min-width: 18px; }
    .legal-article ul li { display: flex; gap: 10px; font-size: 15.5px; line-height: 1.8; color: var(--gray-mid); }
    .legal-article ul li::before { content: '›'; color: var(--key); font-weight: 700; font-size: 17px; flex-shrink: 0; }
    .contact-box { background: var(--gray-bg); padding: 24px 28px; border-left: 4px solid var(--key); margin-top: 16px; }
    .contact-box p { margin-bottom: 6px; }
    .contact-box p:last-child { margin-bottom: 0; }
    @media (max-width: 900px) {
      .legal-wrap { grid-template-columns: 1fr; gap: 32px; }
      .legal-toc  { position: static; }
    }
/* ===== お問い合わせページ固有 ===== */
    .contact-page { background: var(--gray-bg); }

    .contact-wrap {
      max-width: 860px;
      margin: 0 auto;
      display: grid;
      grid-template-columns: 1fr;
      gap: 40px;
      align-items: start;
    }

    /* 左：インフォパネル */
    .contact-info {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }
    .info-card {
      background: var(--white);
      padding: 24px 20px;
      border-top: 3px solid var(--key);
    }
    .info-card-label {
      font-family: 'Rajdhani', sans-serif;
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 3px;
      color: var(--key);
      display: block;
      margin-bottom: 8px;
    }
    .info-card-value {
      font-size: 15px;
      font-weight: 700;
      color: var(--text);
      line-height: 1.7;
    }
    .info-card-sub {
      font-size: 13px;
      color: var(--gray-mid);
      margin-top: 6px;
      line-height: 1.6;
    }

    /* 右：フォーム */
    .contact-form-card {
      background: var(--white);
      padding: 40px;
    }
    .contact-form-card h2 {
      font-size: 18px;
      font-weight: 900;
      margin-bottom: 6px;
      color: var(--text);
    }
    .contact-form-card p {
      font-size: 14px;
      color: var(--gray-mid);
      margin-bottom: 28px;
      line-height: 1.7;
    }

    .form-group { margin-bottom: 20px; }
    .form-label {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 14px;
      font-weight: 700;
      color: var(--text);
      margin-bottom: 8px;
    }
    .badge-req {
      background: var(--key);
      color: var(--dark);
      font-size: 11px;
      font-weight: 700;
      padding: 1px 7px;
      border-radius: 2px;
      letter-spacing: 0.5px;
    }
    .badge-opt {
      background: #e5e7eb;
      color: var(--gray-mid);
      font-size: 11px;
      font-weight: 700;
      padding: 1px 7px;
      border-radius: 2px;
      letter-spacing: 0.5px;
    }

    .form-input,
    .form-select,
    .form-textarea {
      width: 100%;
      background: var(--gray-bg);
      border: 2px solid #e5e7eb;
      border-radius: 0;
      padding: 12px 14px;
      font-family: 'Noto Sans JP', sans-serif;
      font-size: 15px;
      color: var(--text);
      transition: border-color 0.2s, background 0.2s;
      outline: none;
      appearance: none;
    }
    .form-input:focus,
    .form-select:focus,
    .form-textarea:focus {
      border-color: var(--key);
      background: var(--white);
    }
    .form-textarea {
      resize: vertical;
      min-height: 140px;
      line-height: 1.7;
    }
    .form-select-wrap {
      position: relative;
    }
    .form-select-wrap::after {
      content: '▼';
      position: absolute;
      right: 14px;
      top: 50%;
      transform: translateY(-50%);
      font-size: 11px;
      color: var(--key);
      pointer-events: none;
    }

    .form-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }

    .form-check-group {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }
    .form-check-label {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 15px;
      color: var(--text);
      cursor: pointer;
      padding: 8px 14px;
      background: var(--gray-bg);
      border: 2px solid #e5e7eb;
      transition: border-color 0.2s, background 0.2s;
    }
    .form-check-label:hover { border-color: var(--key); }
    .form-check-label input[type="checkbox"] { accent-color: var(--key); width: 15px; height: 15px; }

    .privacy-box {
      background: var(--gray-bg);
      border: 1px solid #e5e7eb;
      padding: 16px 18px;
      font-size: 15px;
      line-height: 1.8;
      color: var(--gray-mid);
      margin-bottom: 24px;
      max-height: 100px;
      overflow-y: auto;
    }
    .privacy-box a { color: var(--key); text-decoration: underline; }

    .privacy-agree {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 15.5px;
      font-weight: 700;
      color: var(--text);
      margin-bottom: 28px;
      cursor: pointer;
    }
    .privacy-agree input[type="checkbox"] { accent-color: var(--key); width: 18px; height: 18px; }

    .submit-btn {
      width: 100%;
      background: var(--key);
      color: var(--dark);
      font-family: 'Noto Sans JP', sans-serif;
      font-size: 16px;
      font-weight: 700;
      padding: 16px;
      border: none;
      cursor: pointer;
      letter-spacing: 1px;
      transition: background 0.2s, transform 0.2s;
      clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 100%, 0 100%);
    }
    .submit-btn:hover { background: var(--key-dark); transform: translateX(3px); }

    @media (max-width: 900px) {
      .contact-wrap { display: block;}
      .contact-form-card { padding: 28px 20px; }
      .form-row { grid-template-columns: 1fr; }
    }
/* ========== FAQ ページ固有スタイル ========== */

    .faq-section { background: var(--white); }

    /* カテゴリアンカー */
    .faq-nav {
      display: flex;
      justify-content: center;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 56px;
    }
    .faq-nav-btn {
      background: var(--white);
      border: 2px solid #e5e7eb;
      color: var(--gray-mid);
      font-size: 15px;
      font-weight: 700;
      padding: 8px 22px;
      cursor: pointer;
      transition: all 0.2s;
      font-family: 'Noto Sans JP', sans-serif;
      letter-spacing: 0.5px;
      text-decoration: none;
      display: inline-block;
    }
    .faq-nav-btn:hover {
      background: var(--key);
      border-color: var(--key);
      color: var(--dark);
    }

    /* FAQカテゴリ */
    .faq-category { margin-bottom: 56px; }
    .faq-category:last-child { margin-bottom: 0; }

    .faq-category-title {
      display: flex;
      align-items: center;
      gap: 14px;
      margin-bottom: 20px;
      padding-bottom: 14px;
      border-bottom: 2px solid var(--key);
    }
    .faq-category-icon {
      width: 44px; height: 44px;
      background: var(--key);
      border-radius: 4px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      flex-shrink: 0;
    }
    .faq-category-label {
      font-family: 'Oswald', sans-serif;
      font-size: 22px;
      font-weight: 700;
      color: var(--text);
      letter-spacing: 2px;
    }
    .faq-category-label span {
      display: block;
      font-family: 'Noto Sans JP', sans-serif;
      font-size: 13px;
      font-weight: 500;
      color: var(--gray-mid);
      letter-spacing: 1px;
    }

    /* アコーディオンアイテム */
    .faq-list { display: flex; flex-direction: column; gap: 8px; }

    .faq-item {
      border-bottom: 1px solid #e5e7eb;
      overflow: hidden;
      transition: border-color 0.2s;
    }
    .faq-item.open { }

    .faq-question {
      width: 100%;
      background: none;
      border: none;
      padding: 20px 24px;
      display: flex;
      align-items: center;
      gap: 16px;
      cursor: pointer;
      text-align: left;
      font-family: 'Noto Sans JP', sans-serif;
      transition: background 0.2s;
    }
    .faq-question:hover { background: var(--gray-bg); }
    .faq-item.open .faq-question { background: var(--gray-bg); }

    .faq-q-mark {
      width: 32px; height: 32px;
      background: var(--key);
      color: var(--dark);
      font-family: 'Oswald', sans-serif;
      font-size: 18px;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
      border-radius: 2px;
    }
    .faq-q-text {
      flex: 1;
      font-size: 16px;
      font-weight: 700;
      color: var(--text);
      line-height: 1.5;
    }
    .faq-arrow {
      width: 23px; height: 23px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--key);
      font-size: 12px;
      flex-shrink: 0;
      transition: transform 0.3s, background 0.2s;
    }
    .faq-item.open .faq-arrow {
      transform: rotate(180deg);
      color: var(--dark);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease, padding 0.35s ease;
      padding: 0 24px 0 72px;
    }
    .faq-item.open .faq-answer {
      max-height: 600px;
      padding: 0 24px 20px 72px;
    }
    .faq-a-inner {    }
    .faq-a-mark {
      font-family: 'Oswald', sans-serif;
      font-size: 15px;
      font-weight: 700;
      color: var(--key);
      letter-spacing: 1px;
      display: block;
      margin-bottom: 6px;
    }
    .faq-a-text {
      font-size: 15px;
      line-height: 1.9;
      color: var(--gray-mid);

    }
    .faq-a-text a {
      color: var(--key);
      text-decoration: underline;
    }

    /* お問い合わせ誘導ブロック */
    .faq-cta {
      background: var(--gray-bg);
      padding: 72px 80px;
      text-align: center;
    }
    .faq-cta h2 {
      font-size: clamp(20px, 3vw, 26px);
      font-weight: 900;
      margin-bottom: 12px;
    }
    .faq-cta p {
      font-size: 15px;
      color: var(--gray-mid);
      margin-bottom: 32px;
      line-height: 1.8;
    }
    .faq-cta-btns {
      display: flex;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
    }
    .faq-cta-btn {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-size: 15px;
      font-weight: 700;
      padding: 14px 32px;
      letter-spacing: 0.5px;
      transition: all 0.25s;
      clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 100%, 0 100%);
    }
    .faq-cta-btn.primary {
      background: var(--key);
      color: var(--dark);
    }
    .faq-cta-btn.primary:hover { background: var(--key-dark); transform: translateX(3px); }
    .faq-cta-btn.secondary {
      background: var(--dark2);
      color: var(--white);
    }
    .faq-cta-btn.secondary:hover { background: var(--dark); transform: translateX(3px); color: var(--key); }

    .faq-inner {
      max-width: 860px;
      margin: 0 auto;
    }

    @media (max-width: 900px) {
      .faq-answer       { padding: 0 16px 0 16px; }
      .faq-item.open .faq-answer { padding: 0 16px 16px 16px; }
      .faq-cta { padding: 56px 24px; }
      .faq-cta-btns { flex-direction: column; align-items: center; }
    }
 /* ========== 導入事例ページ固有スタイル ========== */

    /* フィルターボタン */
    .case-filter {
      display: flex;
      justify-content: center;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 48px;
    }
    .filter-btn {
      background: var(--white);
      border: 2px solid #e5e7eb;
      color: var(--gray-mid);
      font-size: 15px;
      font-weight: 700;
      padding: 8px 22px;
      cursor: pointer;
      transition: all 0.2s;
      font-family: 'Noto Sans JP', sans-serif;
      letter-spacing: 0.5px;
    }
    .filter-btn:hover,
    .filter-btn.active {
      background: var(--key);
      border-color: var(--key);
      color: var(--dark);
    }

    /* 事例カードグリッド */
    .cases-section { background: var(--gray-bg); }
    .cases-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
      max-width: 1100px;
      margin: 0 auto;
    }
    .case-card {
      background: var(--white);
      overflow: hidden;
      transition: transform 0.25s, box-shadow 0.25s;
      position: relative;
    }
    .case-card:hover { transform: translateY(-5px); box-shadow: 0 16px 40px rgba(0,0,0,0.1); }

    .case-card-header {
      background: var(--dark2);
      padding: 24px 28px;
      display: flex;
      align-items: center;
      gap: 16px;
      position: relative;
      overflow: hidden;
    }
    .case-card-header::after {
      content: '';
      position: absolute;
      bottom: 0; left: 0; right: 0;
      height: 3px;
      background: var(--key);
    }
    .case-industry-icon {
      width: 52px; height: 52px;
      background: var(--key);
      border-radius: 4px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 26px;
      flex-shrink: 0;
    }
    .case-header-text {}
    .case-industry {
      font-family: 'Rajdhani', sans-serif;
      font-size: 12px;
      font-weight: 700;
      color: var(--key);
      letter-spacing: 3px;
      display: block;
      margin-bottom: 4px;
    }
    .case-company {
      font-size: 17px;
      font-weight: 700;
      color: var(--white);
    }

    .case-card-body { padding: 28px; }

    .case-title {
      font-size: 18px;
      font-weight: 900;
      color: var(--text);
      margin-bottom: 20px;
      line-height: 1.5;
      border-left: 4px solid var(--key);
      padding-left: 12px;
    }

    .case-points {
      display: flex;
      flex-direction: column;
      gap: 14px;
      margin-bottom: 24px;
    }
    .case-point {
      display: grid;
      grid-template-columns: auto 1fr;
      gap: 10px 12px;
      align-items: start;
    }
    .case-point-label {
      font-family: 'Rajdhani', sans-serif;
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 1px;
      padding: 2px 8px;
      border-radius: 2px;
      white-space: nowrap;
      margin-top: 1px;
    }
    .case-point-label.challenge { background: #fee2e2; color: #ef4444; }
    .case-point-label.solution  { background: rgba(232,145,21,0.15); color: var(--key-dark); }
    .case-point-label.result    { background: #dcfce7; color: #16a34a; }
    .case-point-text {
      font-size: 15.5px;
      line-height: 1.75;
      color: var(--gray-mid);
    }

    .case-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
    }
    .case-tag {
      background: var(--gray-bg);
      color: var(--gray-mid);
      font-size: 12px;
      font-weight: 500;
      padding: 3px 10px;
      border-radius: 2px;
      font-family: 'Rajdhani', sans-serif;
      letter-spacing: 1px;
    }

    /* 実績数値バー */
    .stats-section { background: var(--dark2); padding: 72px 80px; }
    .stats-section .section-title .en { color: var(--key); }
    .stats-section .section-title h2 { color: var(--white); }
    .stats-section .section-title p   { color: rgba(255,255,255,0.6); }
    .stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 2px;
      max-width: 1100px;
      margin: 0 auto;
      background: rgba(255,255,255,0.08);
    }
    .stat-item {
      background: var(--dark2);
      padding: 36px 24px;
      text-align: center;
      transition: background 0.2s;
    }
    .stat-item:hover { background: #1a2535; }
    .stat-num {
      font-family: 'Oswald', sans-serif;
      font-size: 56px;
      font-weight: 700;
      color: var(--key);
      line-height: 1;
      display: block;
    }
    .stat-unit {
      font-family: 'Oswald', sans-serif;
      font-size: 22px;
      color: var(--key);
    }
    .stat-label {
      font-size: 15px;
      color: rgba(255,255,255,0.6);
      margin-top: 10px;
      display: block;
      letter-spacing: 1px;
    }

    /* CTA バナー */
    .cta-banner {
      background: var(--key);
      padding: 56px 80px;
      text-align: center;
      position: relative;
      overflow: hidden;
    }
    .cta-banner::before {
      content: '';
      position: absolute;
      top: -50%; right: -10%;
      width: 500px; height: 500px;
      background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 60%);
      border-radius: 50%;
    }
    .cta-banner h2 {
      font-size: clamp(20px, 3vw, 28px);
      font-weight: 900;
      color: var(--white);
      margin-bottom: 12px;
      position: relative; z-index: 1;
    }
    .cta-banner p {
      font-size: 15px;
      color: rgba(255,255,255,0.85);
      margin-bottom: 28px;
      position: relative; z-index: 1;
    }
    .cta-btn {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      background: var(--dark);
      color: var(--white);
      font-size: 15px;
      font-weight: 700;
      padding: 14px 36px;
      letter-spacing: 1px;
      transition: all 0.25s;
      position: relative; z-index: 1;
      clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 100%, 0 100%);
    }
    .cta-btn:hover { background: var(--dark2); transform: translateX(4px); color: var(--key); }

    @media (max-width: 900px) {
      .cases-grid   { grid-template-columns: 1fr; }
      .stats-section { padding: 56px 24px; }
      .stats-grid   { grid-template-columns: repeat(2, 1fr); }
      .cta-banner   { padding: 48px 24px; }
    }