@import url("reset.css");

/* ========================================
  変数定義
======================================== */
:root {
  --primary-color: #0ABBB5;
  --primary-dark: #089a95;
  --accent-color: #FF6B6B;
  --text-color: #333;
  --text-light: #666;
  --bg-light: #f8f8f8;
  --white: #fff;
  --border-color: #e0e0e0;
}

/* ========================================
  リセット・基本設定
======================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Noto Sans JP', sans-serif;
  color: var(--text-color);
  line-height: 1.8;
  background-color: var(--white);
  font-size: 16px;
}

a {
  text-decoration: none;
  color: inherit;
  transition: opacity 0.3s;
}

a:hover {
  opacity: 0.7;
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  vertical-align: bottom;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ========================================
  ヘッダー
======================================== */
header {
  background-color: var(--white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 15px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo img {
  height: 50px;
  width: auto;
}

.header-nav ul {
  display: flex;
  gap: 30px;
  align-items: center;
}

.header-nav li a {
  font-size: 16px;
  font-weight: 500;
  white-space: nowrap;
}

.header-nav .contact-phone a {
  color: var(--primary-color);
  font-weight: 700;
}

.header-nav .contact-mail a {
  background-color: var(--primary-color);
  color: var(--white);
  padding: 10px 20px;
  border-radius: 5px;
  font-weight: 700;
}

/* ドロップダウンメニュー */
.header-nav .dropdown {
  position: relative;
}

.header-nav .dropdown > a {
  cursor: pointer;
}

.header-nav .dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background-color: var(--white);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  min-width: 220px;
  padding: 10px 0;
  border-radius: 5px;
  margin-top: 10px;
  z-index: 1000;
}

.header-nav .dropdown.active .dropdown-menu {
  display: block;
}

.header-nav .dropdown-menu li {
  padding: 0;
}

.header-nav .dropdown-menu li a {
  display: block;
  padding: 12px 20px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-color);
  transition: background-color 0.3s;
}

.header-nav .dropdown-menu li a:hover {
  background-color: var(--bg-light);
  opacity: 1;
}

/* ハンバーガーメニュー */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
}

.menu-toggle span {
  display: block;
  width: 30px;
  height: 3px;
  background-color: var(--text-color);
  transition: 0.3s;
}

.menu-toggle.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* ========================================
  ファーストビュー
======================================== */
.first-view {
  position: relative;
  height: 600px;
  overflow: hidden;
  padding: 0;
}

.first-view-content {
  position: relative;
  height: 100%;
}

.first-view-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.first-view-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.6);
}

.first-view-message {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
  text-align: center;
  color: var(--white);
  text-shadow: 2px 2px 3px rgb(0 0 0 / 35%);
}

.first-view-message h1 {
  font-size: 56px;
  font-weight: 700;
  margin-bottom: 20px;
  letter-spacing: 2px;
}

.first-view-message .catch-copy {
  font-size: 28px;
  font-weight: 500;
  margin-bottom: 15px;
}

.first-view-message .sub-message {
  font-size: 18px;
  font-weight: 400;
}

/* ========================================
  共通セクションスタイル
======================================== */
section {
  padding: 80px 0;
}

.section-title {
  font-size: 40px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 20px;
  color: var(--text-color);
}

.section-description {
  font-size: 18px;
  text-align: center;
  color: var(--text-light);
  margin-bottom: 60px;
}


section.page-banner {
  padding: 0;
}

/* ========================================
  課題提起セクション
======================================== */
.problem-section {
  background-color: var(--bg-light);
}

.problem-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  max-width: 1000px;
  margin: 0 auto;
}

.problem-item {
  background-color: var(--white);
  padding: 40px 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.problem-icon {
  font-size: 60px;
  margin-bottom: 20px;
}

.problem-item h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 15px;
  color: var(--text-color);
  line-height: 1.6;
}

.problem-item p {
  font-size: 15px;
  color: var(--text-light);
}

/* ========================================
  特徴セクション
======================================== */
.features-section {
  background-color: var(--white);
}

.features-list {
  display: flex;
  flex-direction: column;
  gap: 60px;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 60px;
}

.feature-item-reverse {
  flex-direction: row-reverse;
}

.feature-item-reverse .feature-image{
  display: flex;
  justify-content: flex-end;
}

.feature-image {
  flex: 1;
}

.feature-image img {
  border-radius: 10px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.feature-content {
  flex: 1;
}

.feature-content h3 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--primary-color);
}

.feature-content p {
  font-size: 16px;
  color: var(--text-light);
  line-height: 1.8;
}

/* ========================================
  機能セクション
======================================== */
.functions-section {
  background-color: var(--bg-light);
}

.functions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.function-card {
  background-color: var(--white);
  padding: 40px 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s;
}

.function-card:hover {
  transform: translateY(-5px);
}

.function-icon {
  font-size: 50px;
  margin-bottom: 20px;
}

.function-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 15px;
  color: var(--text-color);
}

.function-card p {
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.7;
}

/* ========================================
  導入メリットセクション
======================================== */
.benefits-section {
  background-color: var(--white);
}

.benefits-list {
  display: flex;
  flex-direction: column;
  gap: 40px;
  max-width: 900px;
  margin: 0 auto;
}

.benefit-item {
  display: flex;
  gap: 30px;
  background-color: var(--bg-light);
  padding: 40px;
  border-radius: 10px;
  border-left: 5px solid var(--primary-color);
}

.benefit-number {
  font-size: 48px;
  font-weight: 700;
  color: var(--primary-color);
  line-height: 1;
}

.benefit-content h3 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 15px;
  color: var(--text-color);
}

.benefit-content > p {
  font-size: 16px;
  color: var(--text-light);
  margin-bottom: 20px;
  line-height: 1.8;
}

.benefit-detail {
  background-color: var(--white);
  padding: 15px 20px;
  border-radius: 5px;
  border-left: 3px solid var(--primary-color);
}

.benefit-detail p {
  font-size: 14px;
  color: var(--text-color);
}

/* ========================================
  料金プランセクション
======================================== */
.pricing-section {
  background-color: var(--bg-light);
}

/* 料金カードグリッド */
.pricing-timeline {
  max-width: 1100px;
  margin: 0 auto 60px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.pricing-timeline-item {
  display: flex;
}

.timeline-card {
  flex: 1;
  background-color: var(--white);
  border-radius: 15px;
  padding: 30px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.pricing-current .timeline-card {
  border: 3px solid var(--accent-color);
  box-shadow: 0 8px 30px rgba(255, 107, 107, 0.2);
  transform: scale(1.05);
}

.timeline-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.pricing-current .timeline-card:hover {
  transform: translateY(-5px) scale(1.05);
}

/* カードヘッダー */
.card-header {
  margin-bottom: 20px;
}

.card-badge-group {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.card-badge {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary-color);
}

.pricing-current .card-badge {
  color: var(--accent-color);
}

.card-badge-highlight {
  display: inline-block;
  background: linear-gradient(135deg, var(--accent-color), #ff8a8a);
  color: var(--white);
  font-size: 13px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 20px;
  text-align: center;
  box-shadow: 0 2px 8px rgba(255, 107, 107, 0.3);
  animation: bounce 1.5s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}

.timeline-period {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 80px;
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 2px solid var(--bg-light);
}

.period-date {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary-color);
}

.period-warning {
  font-size: 13px;
  color: var(--accent-color);
  font-weight: 500;
}

.timeline-price {
  display: flex;
  align-items: baseline;
  gap: 8px;
  justify-content: center;
}

.timeline-price .price-amount {
  font-size: 48px;
  font-weight: 700;
  color: var(--primary-color);
  line-height: 1;
}

.pricing-current .timeline-price .price-amount {
  color: var(--accent-color);
}

.timeline-price .price-unit {
  font-size: 20px;
  color: var(--text-light);
}

.timeline-price .price-tax {
  font-size: 14px;
  color: var(--text-light);
}

/* プラン詳細 */
.pricing-details {
  max-width: 900px;
  margin: 0 auto 40px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.pricing-detail-card {
  background-color: var(--white);
  border-radius: 15px;
  padding: 30px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

/* 統合カード(基本プラン+オプション) */
.pricing-detail-unified {
  grid-column: 1;
}

.detail-section {
  margin-bottom: 0;
}

.detail-divider {
  height: 2px;
  background: linear-gradient(to right, transparent, var(--bg-light), transparent);
  margin: 30px 0;
}

.detail-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 25px;
  padding-bottom: 15px;
  border-bottom: 3px solid var(--bg-light);
}

.detail-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 15px 0;
  border-bottom: 1px solid var(--bg-light);
  gap: 15px;
}

.detail-row:last-of-type {
  border-bottom: none;
}

.detail-label {
  font-size: 15px;
  color: var(--text-color);
  font-weight: 500;
}

.detail-value {
  font-size: 16px;
  font-weight: 700;
  color: var(--primary-color);
  text-align: right;
  white-space: nowrap;
}

/* 初期費用特別表示 */
.detail-row-special .detail-value {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
  white-space: normal;
}

.price-strikethrough {
  font-size: 14px;
  color: var(--text-light);
  text-decoration: line-through;
  font-weight: 400;
}

.price-free {
  display: flex;
  align-items: center;
  gap: 8px;
}

.campaign-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--accent-color), #ff8a8a);
  color: var(--white);
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 12px;
  white-space: nowrap;
}

.free-text {
  font-size: 20px;
  color: var(--accent-color);
  font-weight: 700;
}

.detail-note {
  display: block;
  font-size: 13px;
  font-weight: 400;
  color: var(--text-light);
  margin-top: 5px;
}

.detail-description {
  font-size: 13px;
  color: var(--text-light);
  margin-top: 15px;
  line-height: 1.6;
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.feature-list li {
  font-size: 15px;
  color: var(--text-color);
  padding-left: 10px;
  line-height: 1.6;
}

.cta-button-wrapper {
  text-align: center;
  margin-top: 40px;
}

.pricing-notes {
  max-width: 600px;
  margin: 30px auto 0;
  text-align: center;
}

.pricing-notes p {
  font-size: 14px;
  color: var(--text-light);
  margin-bottom: 5px;
}

/* レスポンシブ対応 */
@media (max-width: 1024px) {
  .pricing-timeline {
    grid-template-columns: 1fr;
    max-width: 600px;
  }

  .pricing-current .timeline-card {
    transform: scale(1);
  }

  .pricing-current .timeline-card:hover {
    transform: translateY(-5px);
  }
}

@media (max-width: 768px) {
  .timeline-price {
    /* flex-direction: column; */
    align-items: center;
    gap: 5px;
  }

  .timeline-price .price-amount {
    font-size: 36px;
  }

  .card-badge {
    font-size: 16px;
  }

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

  .pricing-detail-unified {
    grid-column: 1;
  }

  .detail-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .detail-value {
    text-align: right;
    align-self: flex-end;
  }
}

/* ========================================
  FAQセクション
======================================== */
.faq-section {
  background-color: var(--white);
}

.faq-list {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.faq-item {
  background-color: var(--bg-light);
  border-radius: 10px;
  overflow: hidden;
}

.faq-question {
  background-color: var(--primary-color);
  color: var(--white);
  padding: 25px 30px;
}

.faq-question h3 {
  font-size: 18px;
  font-weight: 700;
}

.faq-answer {
  padding: 25px 30px;
  background-color: var(--white);
}

.faq-answer p {
  font-size: 16px;
  color: var(--text-color);
  line-height: 1.8;
}

/* ========================================
  お問い合わせセクション
======================================== */
.contact-section {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: var(--white);
}

.contact-section .section-title,
.contact-section .section-description {
  color: var(--white);
}

.contact-methods {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  margin-bottom: 60px;
}

.contact-method {
  background-color: var(--white);
  padding: 40px;
  border-radius: 10px;
  text-align: center;
  color: var(--text-color);
}

.contact-icon {
  font-size: 50px;
  margin-bottom: 20px;
}

.contact-method h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 20px;
}

.contact-detail {
  margin-bottom: 10px;
}

.contact-link {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary-color);
}

.contact-time {
  font-size: 14px;
  color: var(--text-light);
}

.cta-box {
  background-color: var(--white);
  padding: 50px 40px;
  border-radius: 15px;
  text-align: center;
  color: var(--text-color);
  max-width: 800px;
  margin: 0 auto;
}

.cta-box h3 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 15px;
  color: var(--primary-color);
}

.cta-box > p {
  font-size: 16px;
  color: var(--text-light);
  margin-bottom: 30px;
}

.cta-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ボタン */
.btn-primary,
.btn-secondary {
  display: inline-block;
  padding: 15px 40px;
  border-radius: 50px;
  font-size: 16px;
  font-weight: 700;
  transition: all 0.3s;
  cursor: pointer;
}

.btn-primary {
  background-color: var(--primary-color);
  color: var(--white);
  border: none;
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  opacity: 1;
  transform: translateY(-2px);
}

.btn-secondary {
  background-color: var(--white);
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

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

.btn-large {
  padding: 18px 50px;
  font-size: 18px;
}

/* もっと見るボタン */
.moreBtn {
  display: inline-block;
  padding: 12px 30px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: var(--white);
  transition: all 0.3s;
  cursor: pointer;
  margin-top: 20px;
}

.moreBtn:hover {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
  opacity: 1;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(10, 187, 181, 0.3);
}

/* ========================================
  FAQページ
======================================== */
.faq-detail-section {
  padding: 80px 0;
  background-color: var(--white);
}

.faq-category {
  margin-bottom: 60px;
}

.faq-category-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 30px;
  padding-bottom: 15px;
  border-bottom: 3px solid var(--primary-color);
}

/* ========================================
  プライバシーポリシーページ
======================================== */
.privacy-section {
  padding: 20px 0;
  background-color: var(--white);
}

.page-title {
  font-size: 36px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 40px;
  color: var(--text-color);
}

.privacy-content {
  max-width: 900px;
  margin: 0 auto;
}

p.sub_text {
  margin-bottom: 40px;
}


.privacy-section-item {
  margin-bottom: 40px;
  padding: 0;
}

.privacy-section-item h2 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 15px;
  color: var(--text-color);
  padding-bottom: 10px;
  border-bottom: 2px solid var(--primary-color);
}

.privacy-section-item p {
  font-size: 15px;
  color: var(--text-color);
  line-height: 1.8;
  margin-bottom: 15px;
}

.privacy-section-item ul {
  list-style: disc;
  padding-left: 25px;
  margin-bottom: 15px;
}

.privacy-section-item li {
  font-size: 15px;
  color: var(--text-color);
  line-height: 1.8;
  margin-bottom: 8px;
}

.contact-info {
  background-color: var(--bg-light);
  padding: 20px 25px;
  border-radius: 8px;
  margin-top: 15px;
}

.contact-info p {
  font-size: 15px;
  color: var(--text-color);
  margin-bottom: 8px;
}

.contact-info p:last-child {
  margin-bottom: 0;
}

.policy-date {
  text-align: right;
  margin-top: 50px;
  padding-top: 30px;
  border-top: 1px solid var(--border-color);
}

.policy-date p {
  font-size: 14px;
  color: var(--text-light);
}

.back-link {
  text-align: center;
  margin-top: 40px;
}

.back-link a {
  display: inline-block;
  color: var(--primary-color);
  font-size: 16px;
  font-weight: 500;
  padding: 12px 30px;
  border: 2px solid var(--primary-color);
  border-radius: 5px;
  transition: all 0.3s;
}

.back-link a:hover {
  background-color: var(--primary-color);
  color: var(--white);
  opacity: 1;
}

/* ========================================
  お問い合わせページ
======================================== */
.contact-page-section {
  padding: 80px 0;
  background-color: var(--white);
}

.contact-intro {
  text-align: center;
  margin-bottom: 60px;
  font-size: 16px;
  color: var(--text-light);
  line-height: 1.8;
}

.contact-info-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  margin-bottom: 60px;
}

.contact-info-card {
  background-color: var(--bg-light);
  padding: 40px;
  border-radius: 10px;
  text-align: center;
}

.contact-info-icon {
  font-size: 60px;
  margin-bottom: 20px;
}

.contact-info-card h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text-color);
}

.contact-info-details .phone-number {
  margin-bottom: 10px;
}

.contact-info-details .phone-number a {
  font-size: 28px;
  font-weight: 700;
  color: var(--primary-color);
}

.contact-info-details .hours {
  font-size: 16px;
  color: var(--text-color);
  margin-bottom: 5px;
}

.contact-info-details .note {
  font-size: 14px;
  color: var(--text-light);
}

.contact-form-wrapper {
  max-width: 700px;
  margin: 0 auto;
  background-color: var(--bg-light);
  padding: 50px;
  border-radius: 15px;
}

.contact-form-title {
  font-size: 28px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 10px;
  color: var(--text-color);
}

.contact-form-subtitle {
  text-align: center;
  font-size: 15px;
  color: var(--text-light);
  margin-bottom: 40px;
}

.form-group {
  margin-bottom: 25px;
}

.form-group label {
  display: block;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-color);
  margin-bottom: 8px;
}

.require-badge {
  background-color: #e74c3c;
  color: var(--white);
  font-size: 12px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 3px;
  margin-right: 8px;
}

.form-group input[type="text"],
.form-group input[type="tel"],
.form-group input[type="email"],
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 15px;
  font-size: 15px;
  border: 1px solid var(--border-color);
  border-radius: 5px;
  background-color: var(--white);
  color: var(--text-color);
  transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
}

.form-group textarea {
  resize: vertical;
  font-family: 'Noto Sans JP', sans-serif;
}

.form-submit {
  text-align: center;
  margin-top: 40px;
}

.contact-success-message {
  text-align: center;
  padding: 60px 40px;
}

.success-icon {
  font-size: 80px;
  color: #27ae60;
  margin-bottom: 30px;
}

.contact-success-message h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--text-color);
  margin-bottom: 20px;
}

.contact-success-message p {
  font-size: 16px;
  color: var(--text-light);
  line-height: 1.8;
  margin-bottom: 40px;
}

.success-back-link {
  text-align: center;
}

/* ========================================
  フッター
======================================== */
.footer {
  background-color: #2c2c2c;
  color: var(--white);
  padding: 40px 0 20px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  padding-bottom: 30px;
  border-bottom: 1px solid #444;
}

.footer-logo img {
  height: 40px;
  width: auto;
}

.footer-info p {
  font-size: 14px;
  margin-bottom: 5px;
}

.footer-copyright {
  text-align: center;
}

.footer-copyright p {
  font-size: 14px;
  color: #999;
}

/* ========================================
  レスポンシブ対応
======================================== */
@media (max-width: 768px) {
  /* ヘッダー */
  .header-container {
    position: relative;
  }

  .menu-toggle {
    display: flex;
  }

  .header-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background-color: var(--white);
    box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
    transition: right 0.3s;
    z-index: 999;
  }

  .header-nav.active {
    right: 0;
  }

  .header-nav ul {
    flex-direction: column;
    gap: 0;
    padding: 60px 30px 30px;
  }

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

  .header-nav li a {
    display: block;
    padding: 10px 0;
    font-size: 16px;
  }

  .header-nav .contact-mail a {
    border-radius: 0;
  }

  /* ドロップダウンメニュー（モバイル） */
  .header-nav .dropdown-menu {
    position: static;
    display: none;
    box-shadow: none;
    background-color: var(--bg-light);
    margin: 0;
    padding: 0;
    border-radius: 0;
  }

  .header-nav .dropdown.active .dropdown-menu {
    display: block;
  }

  .header-nav .dropdown-menu li {
    border-bottom: 1px solid var(--border-color);
  }

  .header-nav .dropdown-menu li a {
    padding: 15px 0 15px 20px;
    font-size: 14px;
  }

  /* ファーストビュー */
  .first-view {
    height: 400px;
  }

  .first-view-message {
    width: 70%;
  }

  .first-view-message h1 {
    font-size: 32px;
  }

  .first-view-message .catch-copy {
    font-size: 18px;
  }

  .first-view-message .sub-message {
    font-size: 14px;
  }

  /* セクション共通 */
  section {
    padding: 0px 0;
  }

  .section-title {
    font-size: 28px;
  }

  .section-description {
    font-size: 16px;
    margin-bottom: 40px;
  }

  /* 課題提起 */
  .problem-list {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .problem-item {
    padding: 30px 20px;
  }

  /* 特徴 */
  .feature-item,
  .feature-item:nth-child(even) {
    flex-direction: column;
    gap: 30px;
  }

  .feature-content h3 {
    font-size: 22px;
  }

  /* 機能 */
  .functions-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  /* メリット */
  .benefit-item {
    flex-direction: column;
    padding: 30px 20px;
    gap: 20px;
  }

  .benefit-number {
    font-size: 36px;
  }

  .benefit-content h3 {
    font-size: 20px;
  }

  /* 料金 */
  .pricing-body {
    padding: 30px 20px;
  }

  .price-amount {
    font-size: 48px;
  }

  /* お問い合わせ */
  .contact-methods {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .contact-method {
    padding: 30px 20px;
  }

  .contact-link {
    font-size: 20px;
  }

  .cta-box {
    padding: 40px 20px;
  }

  .cta-box h3 {
    font-size: 22px;
  }

  .cta-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .btn-primary,
  .btn-secondary {
    width: 100%;
  }

  /* フッター */
  .footer-content {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }

  /* プライバシーポリシー */
  .page-title {
    font-size: 28px;
  }

  .privacy-section-item h2 {
    font-size: 20px;
  }

  .back-link a {
    width: 100%;
  }
}

/* ========================================
  下層ページ用スタイル
======================================== */

/* ページバナー */
.page-banner {
  position: relative;
  height: 400px;
  overflow: hidden;
}

.page-banner-content {
  position: relative;
  height: 100%;
}

.page-banner-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.page-banner-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.6);
}

.page-banner-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: var(--white);
  z-index: 2;
  width: 90%;
  color: #2fff96;
  max-width: 800px;
}

.page-banner-text h1 {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 15px;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.page-banner-text p {
  font-size: 20px;
  font-weight: 500;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
}

/* 概要説明 */
.detail-overview {
  background-color: var(--white);
  padding: 80px 0;
}

.overview-text {
  font-size: 16px;
  line-height: 2;
  color: var(--text-color);
  max-width: 900px;
  margin: 0 auto;
  text-align: left;
}

/* 詳細機能 */
.detail-features {
  background-color: var(--bg-light);
  padding: 80px 0;
}

.detail-features-list {
  display: flex;
  flex-direction: column;
  gap: 40px;
  max-width: 900px;
  margin: 0 auto;
}

.detail-feature-item {
  display: flex;
  gap: 30px;
  background-color: var(--white);
  padding: 40px;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.detail-feature-number {
  font-size: 48px;
  font-weight: 700;
  color: var(--primary-color);
  line-height: 1;
  min-width: 80px;
}

.detail-feature-content h3 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 15px;
  color: var(--text-color);
}

.detail-feature-content p {
  font-size: 16px;
  color: var(--text-light);
  line-height: 1.8;
}

/* 機能詳細セクション（画像・文章） */
.function-detail-sections {
  background-color: var(--bg-light);
  padding: 80px 0;
}

.function-detail-item {
  display: flex;
  align-items: center;
  gap: 60px;
  margin-bottom: 80px;
  background-color: var(--white);
  padding: 40px;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.function-detail-item:last-child {
  margin-bottom: 0;
}

.function-detail-item.reverse {
  flex-direction: row-reverse;
}

.function-detail-image {
  flex: 0 0 45%;
}

.function-detail-image img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.function-detail-content {
  flex: 1;
}

.function-detail-content h3 {
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--primary-color);
}

.function-detail-content p {
  font-size: 16px;
  color: var(--text-light);
  line-height: 1.8;
  margin-bottom: 15px;
}

.function-detail-content p:last-child {
  margin-bottom: 0;
}

/* 利用シーン */
.detail-usecases {
  background-color: var(--white);
  padding: 80px 0;
}

.usecases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.usecase-card {
  background-color: var(--bg-light);
  padding: 40px 30px;
  border-radius: 10px;
  text-align: center;
  transition: transform 0.3s;
}

.usecase-card:hover {
  transform: translateY(-5px);
}

.usecase-icon {
  font-size: 60px;
  margin-bottom: 20px;
}

.usecase-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 15px;
  color: var(--text-color);
}

.usecase-card p {
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.7;
}

/* メリット */
.detail-benefits {
  background-color: var(--bg-light);
  padding: 80px 0;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.benefit-box {
  background-color: var(--white);
  padding: 40px 30px;
  border-radius: 10px;
  border-left: 5px solid var(--primary-color);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.benefit-box h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 15px;
  color: var(--text-color);
}

.benefit-box p {
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.7;
}

/* CTA */
.detail-cta {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  padding: 80px 0;
  text-align: center;
}

.detail-cta h3 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 30px;
  color: var(--white);
  line-height: 1.6;
}

.detail-cta .cta-box {
  background-color: var(--white);
  padding: 60px 40px;
  border-radius: 15px;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.detail-cta .cta-box h2 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--primary-color);
  line-height: 1.5;
}

.detail-cta .cta-box p {
  font-size: 16px;
  color: var(--text-light);
  margin-bottom: 30px;
}

/* レスポンシブ（下層ページ） */
@media (max-width: 768px) {
  /* ページバナー */
  .page-banner {
    height: 300px;
  }

  .page-banner-text h1 {
    font-size: 28px;
  }

  .page-banner-text p {
    font-size: 16px;
  }

  /* 概要説明 */
  .detail-overview {
    padding: 50px 0;
  }

  /* 詳細機能 */
  .detail-features {
    padding: 50px 0;
  }

  .detail-feature-item {
    flex-direction: column;
    padding: 30px 20px;
    gap: 20px;
  }

  .detail-feature-number {
    font-size: 36px;
  }

  .detail-feature-content h3 {
    font-size: 20px;
  }

  /* 機能詳細セクション（画像・文章） */
  .function-detail-sections {
    padding: 50px 0;
  }

  .function-detail-item,
  .function-detail-item.reverse {
    flex-direction: column;
    padding: 30px 20px;
    gap: 30px;
    margin-bottom: 40px;
  }

  .function-detail-image {
    flex: 0 0 100%;
  }

  .function-detail-content h3 {
    font-size: 22px;
  }

  /* 利用シーン */
  .detail-usecases {
    padding: 50px 0;
  }

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

  .usecase-card {
    padding: 30px 20px;
  }

  /* メリット */
  .detail-benefits {
    padding: 50px 0;
  }

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

  .benefit-box {
    padding: 30px 20px;
  }

  /* CTA */
  .detail-cta {
    padding: 50px 0;
  }

  .detail-cta .cta-box {
    padding: 40px 20px;
  }

  .detail-cta .cta-box h2 {
    font-size: 24px;
  }

  .detail-cta .cta-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .detail-cta .btn-primary,
  .detail-cta .btn-secondary {
    width: 100%;
  }
}