.section-title {
  font-size: var(--font-size-xl);
  line-height: var(--line-height-xl);
  text-align: center;
  margin-bottom: var(--spacing-md);
  position: relative;
  display: inline-block;
  font-weight: 700;
  letter-spacing: 2px;
  opacity: 0;
  color: var(--color-text-light);
  animation: fadeUpSlow 1.2s ease forwards;
}

.section-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 100%;
  height: 2px;
  background-color: var(--color-accent);
  transform-origin: left center;
  transform: scaleX(0);
  opacity: 0;
  animation: lineGrow 0.7s ease forwards;
  animation-delay: 1.2s;
}

.section-title:hover::after {
  background-color: var(--color-accent-light);
}

/* ゆったりフェードイン＋上昇 */
@keyframes fadeUpSlow {
  0% {
    opacity: 0;
    transform: translateY(25px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 下線が左から右へスケールで伸びる */
@keyframes lineGrow {
  0% {
    transform: scaleX(0);
    opacity: 0;
  }
  100% {
    transform: scaleX(1);
    opacity: 1;
  }
}


/* サブタイトル */
.sub-title {
font-size: var(--font-size-lg);
line-height: var(--line-height-lg);
margin-top: 6rem;
font-weight: 600;
color: var(--color-text-light);
position: relative;
transition: color 0.3s ease;
letter-spacing: 0.5px;
}

/* サブタイトル下線アニメーション */
.sub-title::before {
content: "";
position: absolute;
left: 0;
bottom: 0;
width: 50%;
height: 2px;
background-color: var(--color-accent);
transform: scaleX(0);
transition: transform 0.3s ease;
}

.sub-title:hover {
color: var(--color-accent);
}

.sub-title:hover::before {
transform: scaleX(1);
}

/* 通常テキスト */
p {
font-size: var(--font-size-base);
line-height: var(--line-height-base);
margin-bottom: var(--spacing-small);
color: var(--color-text-dark);
max-width: 900px;
margin-left: auto;
margin-right: auto;
text-align: justify;
transition: color 0.3s ease;
}

p:hover {
color: var(--color-accent);
font-weight: 500;
}



/* レスポンシブ調整 */
@media (max-width: 768px) {
.csection-container .container {
padding: 0 1rem;
}

.section-title {
font-size: var(--font-size-lg);
line-height: var(--line-height-lg);
}

.sub-title {
font-size: var(--font-size-base);
line-height: var(--line-height-base);
}

.cta-button {
padding: 0.8rem 1.5rem;
}

.company-overview-table th, .company-overview-table td {
font-size: var(--font-size-xs);
padding: 0.8rem;
}

.section-container .section .column {
flex: 1 1 100%; /* モバイル時は1列 */
}
}

@media (min-width: 1024px) {
.section-container .container {
padding: 0 3rem;
}

.section-title {
font-size: var(--font-size-xl);
line-height: var(--line-height-xl);
}

.sub-title {
font-size: var(--font-size-lg);
line-height: var(--line-height-lg);
}
}



/* ===============================
   ベースコンテナ（ページ全体）
=============================== */
.content-article.page-content {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-md);
  color: var(--color-text-light);
  line-height: 1.75;
  box-sizing: border-box;
}

/* セクションごとの区切り */
.content-article.page-content section {
  margin-bottom: var(--spacing-xl);
}

/* 見出し h2 スタイル */
.content-article.page-content h2 {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-lg);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  color: var(--color-text-light);
  letter-spacing: 0.05em;
}

/* リンク装飾 */
.content-article.page-content a {
  color: var(--color-accent);
  text-decoration: underline;
  transition: color 0.3s ease;
}

.content-article.page-content a:hover,
.content-article.page-content a:focus {
  color: var(--color-accent-light);
  outline: none;
}

/* 強調文字 */
.content-article.page-content strong {
  color: var(--color-accent);
  font-weight: 700;
}

/* 段落スタイル */
.content-article.page-content p {
  text-align: justify;
  margin-bottom: var(--spacing-md);
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
  .content-article.page-content {
    padding: var(--spacing-lg) 1rem;
  }

  .content-article.page-content h2 {
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
  }

  .content-article.page-content p {
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
  }
}

@media (min-width: 1024px) {
  .content-article.page-content {
    padding: var(--spacing-xxl) 3rem;
  }

  .content-article.page-content h2 {
    font-size: var(--font-size-lg);
    line-height: var(--line-height-lg);
  }
}


/* ===============================
   確認画面スタイル
=============================== */
.contact-form-confirm {
  background-color: var(--color-bg);
  padding: var(--spacing-xl) var(--spacing-md);
  border-radius: var(--border-radius-large);
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-xxl);
}

.contact-form-confirm h2 {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-lg);
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
  color: var(--color-text-light);
  letter-spacing: 0.05em;
}

.contact-form-confirm p {
  margin-bottom: var(--spacing-sm);
  line-height: var(--line-height-base);
  font-size: var(--font-size-base);
  word-break: break-word;
}

.contact-form-confirm strong {
  display: inline-block;
  min-width: 7em;
  color: var(--color-text-dark);
}

/* エラーメッセージ */
.contact-form-confirm .error-message {
  background-color: rgba(255, 80, 80, 0.1);
  border-left: 4px solid #ff5050;
  padding: var(--spacing-sm) var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  border-radius: var(--border-radius);
  color: #ff9a9a;
}

.contact-form-confirm .error-message p {
  margin-bottom: var(--spacing-xs);
}

/* ボタンエリア */
.contact-form-confirm form {
  margin-top: var(--spacing-xl);
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.contact-form-confirm button[type="submit"] {
  background-color: var(--cta-button-bg-color);
  color: var(--btn-text-color);
  padding: var(--cta-button-padding);
  border-radius: var(--cta-button-border-radius);
  font-size: var(--cta-button-font-size);
  font-weight: var(--cta-button-font-weight);
  border: none;
  cursor: var(--cta-button-cursor);
  transition: background-color 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
  box-shadow: var(--cta-button-box-shadow);
}

.contact-form-confirm button[type="submit"]:hover {
  background-color: var(--cta-button-hover-bg-color);
  transform: var(--cta-button-hover-transform);
  box-shadow: var(--cta-button-hover-box-shadow);
  outline: 2px solid var(--cta-button-outline-color);
}

.contact-form-confirm button[type="submit"]:active {
  background-color: var(--cta-button-active-bg-color);
  transform: translateY(0);
}

/* モバイル対応 */
@media (max-width: 768px) {
  .contact-form-confirm {
    padding: var(--spacing-lg) var(--spacing-sm);
  }

  .contact-form-confirm h2 {
    font-size: var(--font-size-base);
  }

  .contact-form-confirm p {
    font-size: var(--font-size-sm);
  }

  .contact-form-confirm form {
    flex-direction: column;
  }

  .contact-form-confirm button[type="submit"] {
    width: 100%;
    text-align: center;
  }
}
button {
  display: inline-block;
  background-color: var(--cta-button-bg-color);
  color: var(--btn-text-color);
  padding: var(--cta-button-padding);
  border-radius: var(--cta-button-border-radius);
  font-size: var(--cta-button-font-size);
  font-weight: var(--cta-button-font-weight);
  text-align: center;
  text-decoration: none;
  box-shadow: var(--cta-button-box-shadow);
  cursor: var(--cta-button-cursor);
  margin-top: var(--cta-button-margin-top);
  transition: background-color 0.3s ease, box-shadow 0.3s ease, transform 0.2s ease;
}

/* CTAボタン */
.cta-button {
  display: inline-block;
  background-color: var(--cta-button-bg-color);
  color: var(--btn-text-color);
  padding: var(--cta-button-padding);
  border-radius: var(--cta-button-border-radius);
  font-size: var(--cta-button-font-size);
  font-weight: var(--cta-button-font-weight);
  text-align: center;
  text-decoration: none;
  box-shadow: var(--cta-button-box-shadow);
  cursor: var(--cta-button-cursor);
  margin-top: var(--cta-button-margin-top);
  transition: background-color 0.3s ease, box-shadow 0.3s ease, transform 0.2s ease;
}

.cta-button:hover {
  background-color: var(--cta-button-hover-bg-color);
  box-shadow: var(--cta-button-hover-box-shadow);
  transform: var(--cta-button-hover-transform);
  outline: 2px solid var(--cta-button-outline-color);
}

.cta-button:active {
  background-color: var(--cta-button-active-bg-color);
  transform: translateY(0);
}



.hero-section {
  background: radial-gradient(circle at center, #1a1b23 0%, #0f1015 100%);
  color: var(--color-text);
  padding: var(--spacing-xl) var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 100vh;
  position: relative;
  overflow: hidden;
  background-attachment: fixed;
  background-size: cover;
  background-position: center;
  isolation: isolate;
}

.hero-section::before {
  content: "";
  position: absolute;
  top: -40%;
  left: -40%;
  width: 180%;
  height: 180%;
  background: conic-gradient(
    from 180deg at 50% 50%,
    var(--color-primary),
    transparent,
    var(--color-accent),
    transparent,
    var(--color-primary)
  );
  animation: spinGlow 30s linear infinite;
  opacity: 0.045;
  z-index: 0;
}

.hero-section::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(255, 255, 255, 0.015), transparent 70%);
  mix-blend-mode: screen;
  pointer-events: none;
  z-index: 0;
}

.hero-section .particle {
  position: absolute;
  width: 6px;
  height: 6px;
  background-color: var(--color-accent-light);
  border-radius: 50%;
  opacity: 0.4;
  animation: floatParticle 12s infinite ease-in-out;
  z-index: 0;
  filter: blur(1.2px);
}
.hero-section .particle:nth-child(2) { top: 20%; left: 18%; animation-delay: 0s; }
.hero-section .particle:nth-child(3) { top: 42%; left: 72%; animation-delay: 2s; }
.hero-section .particle:nth-child(4) { top: 67%; left: 40%; animation-delay: 4s; }
.hero-section .particle:nth-child(5) { top: 88%; left: 58%; animation-delay: 6s; }
.hero-section .particle:nth-child(6) { top: 12%; left: 88%; animation-delay: 8s; }
.hero-section .particle:nth-child(7) { top: 50%; left: 8%; animation-delay: 10s; }

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 960px;
  margin: 0 auto;
  padding: var(--spacing-lg);
  animation: fadeLiftIn 1.2s ease-out both;
}

.hero-title {
  font-size: var(--font-size-hero);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: var(--spacing-md);
  letter-spacing: -0.01em;
  animation: fadeLiftIn 1.2s ease-out both;
}

.hero-title .highlight {
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: pulseGlow 3s ease-in-out infinite alternate;
}

.hero-sub,
.hero-message {
  font-size: 1.1rem;
  color: var(--color-subtle);
  margin-bottom: var(--spacing-md);
  line-height: 1.9;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
  letter-spacing: 0.01em;
}

.hero-message strong {
  color: var(--color-accent);
  font-weight: 600;
}

.hero-cta {
  margin-top: var(--spacing-lg);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-md);
}

.hero-cta a {
  font-size: 1rem;
  padding: 0.75em 1.6em;
  border-radius: var(--border-radius);
  font-weight: 600;
  transition: all 0.3s ease;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn-hot {
  background-color: var(--color-primary);
  color: #fff;
  box-shadow: 0 0 12px var(--color-primary);
  transition: all 0.3s ease;
}

.btn-hot:hover {
  filter: brightness(1.1);
  box-shadow: 0 0 20px var(--color-primary);
}

.btn-secondary {
  background-color: var(--color-secondary);
  color: #000;
}

.btn-secondary:hover {
  background-color: #ffebf3;
}

.btn-outline {
  background: transparent;
  color: var(--color-accent);
  border: 2px solid var(--color-accent);
}

.btn-outline:hover {
  background-color: var(--color-accent);
  color: var(--color-bg);
}

.text-fadein {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 1s ease, transform 1s ease;
  display: inline-block;
}

.text-fadein.active {
  opacity: 1;
  transform: translateY(0);
}

.hero-lead {
  font-size: 1.25rem;
  font-weight: 400;
  line-height: 1.8;
  max-width: 60ch;
  margin: 1.5rem auto 0;
  color: var(--color-subtle);
  text-align: center;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeLiftIn 1.5s ease-out 0.4s forwards;
  letter-spacing: 0.03em;
  font-family: var(--font-sans);
}

/* Animations */
@keyframes spinGlow {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes floatParticle {
  0% {
    transform: translateY(0) scale(1);
    opacity: 0.4;
  }
  50% {
    transform: translateY(-18px) scale(1.2);
    opacity: 0.8;
  }
  100% {
    transform: translateY(0) scale(1);
    opacity: 0.4;
  }
}

@keyframes fadeLiftIn {
  0% {
    opacity: 0;
    transform: translateY(30px) scale(0.98);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes pulseGlow {
  0% {
    text-shadow: 0 0 4px var(--color-primary);
  }
  100% {
    text-shadow: 0 0 10px var(--color-secondary);
  }
}

/* ダークモード強調 */
@media (prefers-color-scheme: dark) {
  .hero-lead {
    color: var(--color-text);
  }
}

/* モバイル調整 */
@media (max-width: 480px) {
  .hero-title {
    font-size: 2.1rem;
    line-height: 1.4;
  }

  .hero-lead {
    font-size: 1.05rem;
    padding: 0 1rem;
  }

  .hero-cta a {
    font-size: 0.9rem;
    padding: 0.6em 1.2em;
  }
}


/* ========================== */
/* 🌌 メインコンテンツ全体  */
/* ========================== */
#main-content {
  margin: 0 auto;
  max-width: 900px;
  padding: var(--spacing-xl) var(--spacing-lg);
  text-align: center;
}
/* ============================
   🌈 セクションタイトル（強化）
   ============================ */

.section-title {
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: -0.01em;
  text-align: center;
  position: relative;
  opacity: 0;
  transform: translateY(40px) scale(0.97);
  transition: opacity 1s ease, transform 1s ease;
  background: linear-gradient(90deg, var(--color-accent), var(--color-highlight));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 1px 1px rgba(0,0,0,0.15));
}

.title-fadein.active {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -12px;
  left: 50%;
  transform: translateX(-50%);
  width: 64%;
  height: 4px;
  background: linear-gradient(to right, var(--color-highlight), var(--color-accent-dark));
  border-radius: 100px;
  box-shadow: 0 0 24px rgba(255, 245, 200, 0.3);
  opacity: 0;
  transition: opacity 1.2s ease 0.4s;
}

.title-fadein.active::after {
  opacity: 1;
}

/* ============================
   📝 テキストフェードイン
   ============================ */

.text-fadein {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.9s ease, transform 0.9s ease;
  display: block;
  max-width: 720px;
  margin: 0 auto;
  padding-top: var(--spacing-md);
}

.text-fadein.active {
  opacity: 1;
  transform: translateY(0);
}

.text-fadein p {
  margin-bottom: var(--spacing-md);
  text-align: left;
  font-size: 1.08rem;
  line-height: 2;
  color: var(--color-text);
  font-weight: 400;
  opacity: 0.92;
}

.text-fadein strong {
  color: var(--color-accent);
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* ============================
   🧊 セクションの背景リズム
   ============================ */

.section {
  padding: var(--spacing-xl) var(--spacing-lg);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.9;
  font-size: 1.08rem;
  letter-spacing: 0.01em;
  transition: background-color 0.6s ease;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.section:nth-child(even) {
  background-color: #101115;
}

/* ============================
   💫 CTAボタン（洗練と意図）
   ============================ */

/* ============================
   🎯 CTAボタン（再利用版）
   ============================ */

.cta-group {
  margin-top: var(--spacing-lg);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-sm);
}

.cta-group a {
  font-size: 1rem;
  padding: 0.75em 1.6em;
  border-radius: var(--border-radius);
  font-weight: 600;
  transition: all 0.3s ease;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

/* 再利用：ボタンバリエーション */

.btn-hot {
  background-color: var(--color-primary);
  color: #fff;
  box-shadow: 0 0 12px var(--color-primary);
  transition: all 0.3s ease;
}

.btn-hot:hover {
  filter: brightness(1.1);
  box-shadow: 0 0 20px var(--color-primary);
}

.btn-secondary {
  background-color: var(--color-secondary);
  color: #000;
}

.btn-secondary:hover {
  background-color: #ffebf3;
}

.btn-outline {
  background: transparent;
  color: var(--color-accent);
  border: 2px solid var(--color-accent);
}

.btn-outline:hover {
  background-color: var(--color-accent);
  color: var(--color-bg);
}

/* ============================ */
/* 📜 カスタムULリストスタイル */
/* ============================ */
ul.custom-list {
  list-style: none;
  padding-left: 0;
  margin: var(--spacing-lg) auto;
  max-width: 720px;
  text-align: left;
}

ul.custom-list li {
  position: relative;
  padding-left: 1.8em;
  margin-bottom: var(--spacing-sm);
  font-size: 1.05rem;
  line-height: 1.9;
  color: var(--color-text);
  opacity: 0.92;
  transition: color 0.3s ease;
}

/* カスタムバレット */
ul.custom-list li::before {
  content: '✦';
  position: absolute;
  left: 0;
  top: 0.1em;
  color: var(--color-accent);
  font-size: 1rem;
  line-height: 1;
  opacity: 0.8;
  transform: scale(1);
  transition: transform 0.3s ease;
}

/* ホバーで微反応（感覚を触発） */
ul.custom-list li:hover {
  color: var(--color-accent);
}

ul.custom-list li:hover::before {
  transform: scale(1.2);
  opacity: 1;
}

/* ============================
   📱 モバイル最適化（微調整）
   ============================ */

@media (max-width: 600px) {
  .section {
    padding: var(--spacing-lg) var(--spacing-md);
  }

  .section-title {
    font-size: 1.6rem;
    line-height: 1.4;
  }

  .text-fadein p {
    font-size: 1rem;
    line-height: 1.8;
  }

  .cta-group .btn {
    font-size: 0.95rem;
    padding: 0.6em 1.4em;
  }
}


/* ============================
   📬 お問い合わせフォーム
============================ */

#contact-form {
  max-width: 720px;
  margin: 0 auto;
  padding: var(--spacing-lg) var(--spacing-md);
  background-color: var(--color-bg);
  border-radius: var(--border-radius);
  box-shadow: 0 0 24px rgba(0,0,0,0.08);
}

#contact-form label {
  display: block;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.4rem;
  font-size: 1rem;
}

#contact-form input[type="text"],
#contact-form input[type="email"],
#contact-form input[type="tel"],
#contact-form select,
#contact-form textarea {
  width: 100%;
  padding: 0.75em 1em;
  font-size: 1rem;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--border-radius);
  background-color: #111218;
  color: var(--color-text);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

#contact-form input:focus,
#contact-form textarea:focus,
#contact-form select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px rgba(255, 122, 200, 0.2);
}

#contact-form textarea {
  min-height: 160px;
  resize: vertical;
  line-height: 1.8;
}

#contact-form input[type="checkbox"] {
  margin-right: 0.4em;
  vertical-align: middle;
}

/* プライバシーポリシーリンク */
#contact-form a {
  color: var(--color-accent);
  text-decoration: underline;
  transition: color 0.3s ease;
}

#contact-form a:hover {
  color: var(--color-highlight);
}

/* スパム防止 hidden フィールド */
#contact-form input[name="website"] {
  display: none !important;
}

/* 確認ボタン */
#contact-form input[type="submit"] {
  margin-top: var(--spacing-md);
  cursor: pointer;
  background-color: var(--color-primary);
  color: #fff;
  font-weight: 600;
  border: none;
  border-radius: var(--border-radius);
  padding: 0.8em 2em;
  font-size: 1rem;
  transition: all 0.3s ease;
  display: block;
  width: 100%;
}

#contact-form input[type="submit"]:hover {
  background-color: var(--color-primary-dark);
  box-shadow: 0 0 12px var(--color-primary);
}

/* ============================
   📱 モバイル最適化
============================ */
@media (max-width: 600px) {
  #contact-form {
    padding: var(--spacing-md);
  }

  #contact-form input[type="submit"] {
    font-size: 0.95rem;
    padding: 0.7em 1.5em;
  }
}