/* ========================================
   base.css - 共通スタイル（全ページで読み込む）
   元ファイル: index.css, App.css, Header.css, Footer.css
   ======================================== */

/* CSS Variables - Design System */
:root {
  /* メインカラー */
  --color-primary: #666;
  --color-text-primary: #333;
  --color-text-secondary: #666;
  --color-text-light: #999;

  /* アクセントカラー */
  --color-accent-pink: #e4007f;
  --color-accent-beige: #f5cd83;

  /* ボタンカラー */
  --color-button-primary: #ffefe1;
  --color-button-primary-hover: #ffe5ce;
  --color-button-secondary: #0066cc;
  --color-button-secondary-hover: #0052a3;

  /* 背景カラー */
  --color-bg-primary: #ffffff;
  --color-bg-secondary: #f9f9f9;
  --color-bg-tertiary: #f5f5f5;
  --color-bg-light: #fff5e6;

  /* ボーダーカラー */
  --color-border-light: #e0e0e0;
  --color-border-medium: #ddd;
  --color-border-dark: #ccc;

  /* 下線スタイル */
  --underline-color: var(--color-primary);
  --underline-width: 100px;
  --underline-height: 3px;

  /* コンテナ幅 */
  --container-width-standard: 1200px;
  --container-width-ncta-button-icon: 900px;
  --container-width-wide: 1400px;

  /* 逆丸四角形の線の色 */
  --corner-color: #AAA;

  /* スペーシング */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 4rem;
}

/* ========================================
   リセット・基本スタイル
   ======================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "游明朝体", Yu Mincho, YuMincho, "ヒラギノ明朝 Pro", Hiragino Mincho Pro, "MS P明朝", MS PMincho, serif;
  line-height: 1.6;
  color: var(--color-text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.App {
  min-height: 100vh;
}

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

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

/* ========================================
   共通クラス
   ======================================== */
/* タイトル下線 - センター配置 */
.title-underline {
  width: var(--underline-width);
  height: var(--underline-height);
  background-color: var(--underline-color);
  margin: 0 auto;
}

/* タイトル下線 - 左寄せ */
.title-underline-left {
  width: 100%;
  max-width: var(--underline-width);
  height: var(--underline-height);
  background-color: var(--underline-color);
  margin: 0;
}

/* セクションタイトル下線（ボーダー式） */
.section-title-underline {
  border-bottom: var(--underline-height) solid var(--underline-color);
  padding-bottom: 1rem;
}

/* 共通ボタンスタイル */
.btn-primary {
  background-color: var(--color-button-primary);
  color: var(--color-text-primary);
  padding: 0.75rem 2rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: background-color 0.3s ease;
}

.btn-primary:hover {
  background-color: var(--color-button-primary-hover);
}

.btn-secondary {
  background-color: var(--color-button-secondary);
  color: #ffffff;
  padding: 0.75rem 2rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: background-color 0.3s ease;
}

.btn-secondary:hover {
  background-color: var(--color-button-secondary-hover);
}

/* 各セクションにて、センターよりでの下線引き */
.section-main-center-title {
  position: relative;
  font-size: 2rem;
  text-align: center;
  font-weight: bold;
  color: #333;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
}

.section-main-center-title::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 5%;
  border-bottom: 4px solid #AAA;
}

.section-main-left-title {
  position: relative;
  font-size: 1.8rem;
  margin-bottom: 1rem;
  font-weight: normal;
  color: #333;
  padding-bottom: 8px;
}

.section-main-left-title::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 5px;
  width: 15%;
  border-bottom: 4px solid #e0e0e0;
}

.feature-text {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin: 0;
  text-align: left;
}

/* ========================================
   ヒーロー画像共通スタイル
   ======================================== */
/* 各ページのヒーローセクション共通 */
[class*="-hero"] {
  position: relative;
  width: 100%;
  overflow: hidden;
  margin-top: 80px;
}

/* ヒーロー画像共通（imgタグ用） */
[class*="-hero-image"] {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  margin-top: 0; /* -heroのmargin-topを打ち消し */
}

/* heroタイトル用テンプレCSS */
.black-hero-title {
  position: absolute;
  top: 40%;
  left: 5%;
  transform: translate(-50%, -50%);
  font-size: 3rem;
  font-weight: 900;
  color: #333;
  letter-spacing: 0.1em;
  margin: 0;
  text-shadow: 0 0 90px rgba(255, 255, 255, 0.8),
               0 0 40px rgba(200, 200, 200, 1),
               0 0 20px rgba(255, 255, 255, 0.6),
               0 0 30px rgba(255, 255, 255, 0.4);
}

.white-hero-title {
  position: absolute;
  top: 40%;
  left: 5%;
  transform: translate(-50%, -50%);
  font-size: 3rem;
  font-weight: 900;
  color: #FFF;
  letter-spacing: 0.1em;
  margin: 0;
  text-shadow: 0 0 10px rgba(255, 255, 255, 0.8),
               0 0 40px rgba(0, 0, 0, 0.2),
               0 0 20px rgba(255, 255, 255, 0.6),
               0 0 30px rgba(255, 255, 255, 0.4);
}

/* イントロタイトル */
.intro-title {
  font-size: 1.8rem;
  font-weight: normal;
  color: #333;
  margin-bottom: 0.8rem;
  letter-spacing: 0.05em;
  text-align: center;
}

.intro-text {
  font-size: 1.4rem;
  color: #333;
  line-height: 1.8;
  margin: 0;
  text-align: center;
}

/* ========================================
   ヘッダー (from Header.css)
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: white;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  z-index: 1000;
}

.header-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0.3rem 1rem;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 80px;
  gap: 3rem;
}

.logo a {
  display: block;
  line-height: 0;
}

.logo img {
  height: 70px;
  width: auto;
}

.nav ul {
  display: flex;
  list-style: none;
  gap: 1.9rem;
  margin: 0;
  padding: 0;
  align-items: center;
}

.nav a {
  color: #000;
  text-decoration: none;
  font-size: 1rem;
  transition: all 0.3s;
  white-space: nowrap;
  padding-bottom: 5px;
  border-bottom: 2px solid transparent;
}

.nav a:hover {
  border-bottom-color: #333;
}

/* スマホ用追加メニュー（PC時は非表示） */
.mobile-extra-menu {
  display: none;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 10px;
  position: fixed;
  top: 15px;
  right: 15px;
  z-index: 1001;
}

.hamburger span {
  display: block;
  width: 25px;
  height: 3px;
  background: #333;
  transition: all 0.3s;
}

/* ハンバーガー アクティブ時のアニメーション */
.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

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

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* ========================================
   フッター (from Footer.css)
   ======================================== */
.fixed-top-button {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 70px;
  height: 70px;
  background: white;
  border: 2px solid #ddd;
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.3s;
  z-index: 999;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.fixed-top-button.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.fixed-top-button img {
  width: 70px;
  height: 70px;
}

.fixed-top-button:hover {
  background: #f0f0f0;
  transform: translateY(-5px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.footer {
  background-color: #f9f9f9;
  color: #333;
  padding: 1.2rem 0;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 2.6fr 2fr 1fr;
  gap: 4rem;
  align-items: start;
}

.footer-left {
  display: flex;
  flex-direction: row;
  gap: 1rem;
  align-items: start;
}

.footer-logo {
  flex-shrink: 0;
  transition: opacity 0.3s;
}

.footer-logo:hover {
  opacity: 0.7;
}

.footer-logo img {
  height: 110px;
  width: auto;
}

.footer-info {
  display: flex;
  flex-direction: column;
}

.footer-address {
  line-height: 1.8;
  color: #111;
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.footer-copyright-text {
  font-size: 0.75rem;
  color: #111;
  margin: 0;
}

.footer-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.footer-links-column ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links-column a {
  color: #333;
  text-decoration: none;
  font-size: 0.85rem;
  transition: color 0.3s;
}

.footer-links-column a:hover {
  color: #333;
  text-decoration: underline;
}

.footer-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.privacy-mark {
  transition: opacity 0.3s;
}

.privacy-mark:hover {
  opacity: 0.7;
}

.privacy-mark img {
  height: 80px;
  width: auto;
}

/* スマホ用プライバシーマーク（PC時は非表示） */
.privacy-mark-sp {
  display: none;
}

/* ========================================
   コンテンツコンテナ
   ======================================== */
.content-container {
  max-width: var(--container-width-standard);
  margin: 0 auto;
  padding: 0 2rem;
}

/* ========================================
   CTAボタン共通
   ======================================== */
.cta-button {
  display: block;
  padding: 1.5rem 2rem;
  background: var(--color-button-primary);
  color: #555;
  text-decoration: none;
  border-radius: 8px;
  font-size: 1.4rem;
  font-weight: bold;
  transition: all 0.3s;
  text-align: center;
  box-shadow: 0 4px 0 #fbceb6;
}

.cta-button:hover {
  background: var(--color-button-primary-hover);
  transform: translateY(-2px);
  color: #333;
  box-shadow: 0 6px 0 #fbceb6;
}

.cta-button-icon {
  display: inline-block;
  font-size: 1.2rem;
  line-height: 1;
  margin-left: 0.4em;
  transform: translateX(-3px);
  transition: transform 0.3s ease;
}

.cta-button:hover .cta-button-icon,
.index-contact-button:hover .cta-button-icon,
.assist-button:hover .cta-button-icon {
  transform: translateX(6px);
}

.cta-button-icon {
  margin-left: 0.5rem;
}

.phone-button {
  background-color: var(--color-button-primary);
  color: #555;
  border-color: #f8e8e0;
  box-shadow: 0 4px 0 #fbceb6;
}

.phone-button:hover {
  background-color: var(--color-button-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(212, 165, 116, 0.2);
  box-shadow: 0 4px 0 #fbceb6;
}

.mail-button {
  background-color: var(--color-button-primary);
  color: #333;
  border-color: #f8e8e0;
  box-shadow: 0 4px 0 #fbceb6;
}

.mail-button:hover {
  background-color: var(--color-button-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(212, 165, 116, 0.2);
  box-shadow: 0 4px 0 #fbceb6;
}

.button-icon {
  font-size: 1.2rem;
  transition: transform 0.3s ease;
}

.contact-cta-button:hover .button-icon {
  transform: translateX(4px);
}

/* ========================================
   フェードインアニメーション
   ======================================== */
/* フェードインテキスト（1文字ずつ） */
.fade-in-text {
  display: inline-block;
}

.fade-in-char {
  display: inline-block;
  opacity: 0;
  animation: fadeInChar 0.5s ease-in forwards;
}

@keyframes fadeInChar {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* スクロール時フェードイン */
.fade-in-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* 高級感のあるスクロールアニメーション */
.scroll-fade-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.9s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}

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

/* 左からスライドイン */
.scroll-fade-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.9s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}

.scroll-fade-left.is-visible {
  opacity: 1;
  transform: translateX(0);
}

/* 右からスライドイン */
.scroll-fade-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.9s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}

.scroll-fade-right.is-visible {
  opacity: 1;
  transform: translateX(0);
}

/* スケールアップフェード（カードなど） */
.scroll-scale-up {
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.scroll-scale-up.is-visible {
  opacity: 1;
  transform: scale(1);
}

/* 順番にフェードイン（子要素用） */
.scroll-stagger > * {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.scroll-stagger.is-visible > *:nth-child(1) { transition-delay: 0s; opacity: 1; transform: translateY(0); }
.scroll-stagger.is-visible > *:nth-child(2) { transition-delay: 0.1s; opacity: 1; transform: translateY(0); }
.scroll-stagger.is-visible > *:nth-child(3) { transition-delay: 0.2s; opacity: 1; transform: translateY(0); }
.scroll-stagger.is-visible > *:nth-child(4) { transition-delay: 0.3s; opacity: 1; transform: translateY(0); }
.scroll-stagger.is-visible > *:nth-child(5) { transition-delay: 0.4s; opacity: 1; transform: translateY(0); }
.scroll-stagger.is-visible > *:nth-child(6) { transition-delay: 0.5s; opacity: 1; transform: translateY(0); }

/* 遅延バリエーション */
.scroll-delay-1 { transition-delay: 0.1s !important; }
.scroll-delay-2 { transition-delay: 0.2s !important; }
.scroll-delay-3 { transition-delay: 0.3s !important; }
.scroll-delay-4 { transition-delay: 0.4s !important; }

/* モーション軽減設定を尊重 */
@media (prefers-reduced-motion: reduce) {
  .scroll-fade-up,
  .scroll-fade-left,
  .scroll-fade-right,
  .scroll-scale-up,
  .scroll-stagger > *,
  .fade-in-on-scroll {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* モバイル時はアニメーションを軽量化（表示されない問題対策） */
@media (max-width: 768px) {
  .scroll-fade-up,
  .scroll-fade-left,
  .scroll-fade-right,
  .scroll-scale-up {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .scroll-stagger > * {
    opacity: 1;
    transform: none;
    transition: none;
  }

  /* スマホ時のヒーロー画像：ヘッダーにぴったり + アスペクト比固定 */
  [class*="-hero"] {
    margin-top: 60px;
    aspect-ratio: 16 / 9;
    min-height: 200px;
  }

  [class*="-hero-image"] {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    margin-top: 0px;
  }
}

/* ========================================
   レスポンシブ（共通）
   ======================================== */
@media (min-width: 769px) {
  .sp {
    display: none;
  }
}

@media (max-width: 768px) {
  /* ヘッダー */
  .header-inner {
    justify-content: space-between;
    min-height: 60px;
    padding: 0.3rem 1rem;
  }

  .logo img {
    height: 45px;
  }

  .hamburger {
    display: flex;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 4px;
    padding: 12px;
  }

  .nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.98);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    z-index: 1000;
  }

  .nav.active {
    max-height: 100vh;
    overflow-y: auto;
  }

  .nav ul {
    flex-direction: column;
    padding: 80px 2rem 4rem;
    gap: 0;
  }

  .nav li {
    padding: 1rem 0;
    border-bottom: 1px solid #eee;
  }

  .nav a {
    font-size: 1.1rem;
  }

  /* スマホ用追加メニュー（フッター専用リンク） */
  .mobile-extra-menu {
    display: block;
  }

  .mobile-extra-menu:first-of-type {
    margin-top: 1rem;
    padding-top: 1.5rem;
    border-top: 2px solid #ddd;
  }

  /* フッター */
  .footer-inner {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
  }

  .footer-left {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 1rem;
  }

  .footer-logo img {
    height: 70px;
  }

  .footer-info {
    text-align: left;
  }

  .footer-address {
    font-size: 0.75rem;
    margin-bottom: 0.5rem;
  }

  .footer-copyright-text {
    font-size: 0.65rem;
  }

  .footer-links {
    display: none;
  }

  .footer-right {
    display: none;
  }

  /* スマホ用：プライバシーマークをfooter-left内に表示 */
  .footer-left .privacy-mark-sp {
    display: block;
  }

  .privacy-mark-sp img {
    height: 50px;
    width: auto;
  }

  /* ページTOPタイトル */
  .white-hero-title,
  .black-hero-title {
    font-size: 2rem;
    top: 25%;
    left: 10%;
  }

  .section-main-center-title {
    font-size: 1.5rem;
  }

  /* SP表示 */
  .sp {
    display: inline;
  }

  .pc {
    display: none;
  }
}