/* ============================================================
   Fill in the blank — Architectural Solution for Vacant Houses
   共通スタイルシート / style.css
   ============================================================ */

/* ------------------------------------------------------------
   1. Google Fonts インポート
   ------------------------------------------------------------ */
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+JP:wght@400;700&family=Noto+Sans+JP:wght@400;500;700&family=Inter:wght@400;500;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* ------------------------------------------------------------
   2. CSS カスタムプロパティ（変数定義）
   ------------------------------------------------------------ */
:root {
  /* カラー */
  --color-black:       #0A0A0A;
  --color-dark-gray:   #333333;
  --color-mid-gray:    #888888;
  --color-light-gray:  #E8E8E8;
  --color-pale-gray:   #F5F5F5;
  --color-white:       #FFFFFF;
  --color-accent:      #D0FF14;

  /* タイポグラフィ */
  --font-serif:   'Noto Serif JP', 'Shippori Mincho', serif;
  --font-sans:    'Noto Sans JP', sans-serif;
  --font-en:      'Inter', 'Helvetica Neue', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;

  /* フォントサイズ */
  --size-main-copy-sm: 48px;
  --size-main-copy-md: 64px;
  --size-main-copy-lg: 88px;
  --size-heading-sm:   32px;
  --size-heading-lg:   48px;
  --size-body:         16px;
  --size-label:        14px;
  --size-small:        13px;

  /* レイアウト */
  --max-width-body:  720px;
  --max-width-image: 1200px;
  --section-gap-sm:  120px;
  --section-gap-lg:  200px;
  --header-height-sm: 136px;
  --header-height-lg: 160px;
}

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

html {
  font-size: var(--size-body);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: var(--size-body);
  color: var(--color-dark-gray);
  background-color: var(--color-white);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img,
video {
  max-width: 100%;
  height: auto;
  display: block;
}

ul,
ol {
  list-style: none;
}

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

button {
  cursor: pointer;
  border: none;
  background: none;
  font: inherit;
}

input,
textarea,
select {
  font: inherit;
}

/* ------------------------------------------------------------
   4. ベーススタイル
   ------------------------------------------------------------ */

/* スクリーンリーダー専用（視覚的に非表示） */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* コンテナ */
.container {
  width: 100%;
  max-width: var(--max-width-image);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.container--narrow {
  max-width: var(--max-width-body);
}

/* セクション共通余白 */
.section {
  padding-top: var(--section-gap-sm);
  padding-bottom: var(--section-gap-sm);
}

@media (min-width: 1024px) {
  .section {
    padding-top: var(--section-gap-lg);
    padding-bottom: var(--section-gap-lg);
  }
}

/* ------------------------------------------------------------
   5. 共通コンポーネント
   ------------------------------------------------------------ */

/* ----- 章番号ラベル ----- */
/* 白・グレー背景では黒背景チップにして蛍光黄緑を際立たせる */
.section-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--size-label);
  font-weight: 400;
  color: var(--color-accent);
  background-color: var(--color-black);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 10px 5px;
  margin-bottom: 32px;
}

/* 黒背景セクションでは背景不要（セクション自体が黒） */
.strengths .section-label,
.contact .section-label,
.bg-black .section-label {
  background-color: transparent;
  padding-left: 0;
  padding-right: 0;
}

/* ----- セクション見出し ----- */
.section-heading {
  font-family: var(--font-serif);
  font-size: var(--size-heading-sm);
  font-weight: 700;
  color: var(--color-black);
  line-height: 1.4;
  margin-bottom: 48px;
}

@media (min-width: 1024px) {
  .section-heading {
    font-size: var(--size-heading-lg);
  }
}

/* ----- CTAボタン（Primary） ----- */
.btn-primary {
  display: inline-block;
  background-color: var(--color-accent);
  color: var(--color-black);
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 700;
  padding: 16px 32px;
  border-radius: 0;
  border: 2px solid var(--color-accent);
  cursor: pointer;
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  text-align: center;
  white-space: nowrap;
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background-color: var(--color-black);
  color: var(--color-accent);
  border-color: var(--color-black);
  outline: none;
}

/* ----- CTAボタン（Secondary） ----- */
.btn-secondary {
  display: inline-block;
  background-color: transparent;
  color: var(--color-black);
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 500;
  padding: 16px 32px;
  border-radius: 0;
  border: 1px solid var(--color-black);
  cursor: pointer;
  transition: background-color 0.3s ease, color 0.3s ease;
  text-align: center;
  white-space: nowrap;
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  background-color: var(--color-black);
  color: var(--color-white);
  outline: none;
}

/* 白背景用 Secondary（黒背景セクション内） */
.btn-secondary--white {
  color: var(--color-white);
  border-color: var(--color-white);
}

.btn-secondary--white:hover,
.btn-secondary--white:focus-visible {
  background-color: var(--color-white);
  color: var(--color-black);
}

/* ----- ヘアライン ----- */
.hairline {
  border: none;
  border-top: 1px solid var(--color-light-gray);
}

/* ----- フォーカスリング（アクセシビリティ） ----- */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* ------------------------------------------------------------
   6. ヘッダー（共通）
   ------------------------------------------------------------ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height-sm);
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  border-bottom: 1px solid var(--color-light-gray);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width-image);
  margin: 0 auto;
  padding: 0 24px;
}

.header__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.header__logo-img {
  height: 110px;
  width: auto;
  display: block;
}

@media (min-width: 1024px) {
  .header__logo-img {
    height: 130px;
  }
}

/* PC ナビ */
.header__nav {
  display: none;
}

.header__nav-list {
  display: flex;
  align-items: center;
  gap: 32px;
}

.header__nav-link {
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 500;
  color: var(--color-black);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color 0.2s ease;
}

.header__nav-link:hover {
  color: var(--color-mid-gray);
}

/* ハンバーガーボタン（スマホ） */
.header__hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.header__hamburger-line {
  display: block;
  width: 24px;
  height: 1px;
  background-color: var(--color-black);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* ハンバーガー展開時 */
.header__hamburger[aria-expanded="true"] .header__hamburger-line:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.header__hamburger[aria-expanded="true"] .header__hamburger-line:nth-child(2) {
  opacity: 0;
}

.header__hamburger[aria-expanded="true"] .header__hamburger-line:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* モバイルメニュー */
.mobile-menu {
  position: fixed;
  top: var(--header-height-sm);
  left: 0;
  width: 100%;
  background-color: var(--color-white);
  padding: 24px;
  z-index: 999;
  transform: translateY(-100%);
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
  border-bottom: 1px solid var(--color-light-gray);
  pointer-events: none;
}

.mobile-menu.is-open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.mobile-menu__list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.mobile-menu__item {
  border-bottom: 1px solid var(--color-light-gray);
}

.mobile-menu__item:first-child {
  border-top: 1px solid var(--color-light-gray);
}

.mobile-menu__link {
  display: block;
  font-family: var(--font-en);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-black);
  padding: 16px 0;
  transition: color 0.2s;
}

.mobile-menu__link:hover {
  color: var(--color-mid-gray);
}

.mobile-menu__link--partner {
  color: var(--color-black);
  font-weight: 700;
}

.mobile-menu__link--partner:hover {
  color: var(--color-mid-gray);
}

@media (min-width: 1024px) {
  .header {
    height: var(--header-height-lg);
  }

  .header__nav {
    display: block;
  }

  .header__hamburger {
    display: none;
  }

  .mobile-menu {
    display: none;
  }
}

/* ------------------------------------------------------------
   7. フッター（共通）
   ------------------------------------------------------------ */
.footer {
  background-color: var(--color-black);
  color: var(--color-white);
  padding: 64px 24px;
  text-align: center;
}

.footer__logo {
  display: flex;
  justify-content: center;
  margin-bottom: 16px;
}

.footer__logo-img {
  height: 108px;
  width: auto;
  display: block;
}

.footer__tagline {
  font-family: var(--font-sans);
  font-size: 12px;
  color: var(--color-mid-gray);
  margin-bottom: 32px;
}

.footer__nav-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px 24px;
  margin-bottom: 40px;
}

.footer__nav-link {
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-white);
  transition: color 0.2s;
}

.footer__nav-link:hover {
  color: var(--color-accent);
}

.footer__copy {
  font-family: var(--font-en);
  font-size: 11px;
  color: var(--color-mid-gray);
}

/* ------------------------------------------------------------
   8. トップに戻るボタン
   ------------------------------------------------------------ */
.back-to-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 48px;
  height: 48px;
  background-color: var(--color-black);
  color: var(--color-accent);
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  border-radius: 0;
  border: none;
  cursor: pointer;
  z-index: 900;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease, background-color 0.3s ease, color 0.3s ease;
  gap: 2px;
}

.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.back-to-top:hover {
  background-color: var(--color-white);
  color: var(--color-black);
}

.back-to-top__arrow {
  font-size: 18px;
  line-height: 1;
}

.back-to-top__text {
  font-size: 8px;
  letter-spacing: 0.1em;
}

/* ------------------------------------------------------------
   9. データボックス（Stats）
   ------------------------------------------------------------ */
.stats {
  border-top: 1px solid var(--color-light-gray);
  border-bottom: 1px solid var(--color-light-gray);
  padding: 40px 0;
  margin: 48px 0;
}

.stats__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

@media (min-width: 768px) {
  .stats__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
  }

  .stats__item:not(:last-child) {
    border-right: 1px solid var(--color-light-gray);
    padding-right: 32px;
    margin-right: 32px;
  }
}

.stats__number {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--color-black);
  line-height: 1.2;
  margin-bottom: 8px;
  min-height: calc(28px * 1.2 * 2);
}

.stats__number--accent {
  text-decoration: underline;
  text-decoration-color: var(--color-accent);
  text-underline-offset: 4px;
  text-decoration-thickness: 2px;
}

.stats__label {
  font-family: var(--font-sans);
  font-size: 12px;
  color: var(--color-mid-gray);
  line-height: 1.5;
}

.stats__source {
  font-family: var(--font-sans);
  font-size: 11px;
  color: var(--color-mid-gray);
  margin-top: 16px;
}

/* ------------------------------------------------------------
   10. スクロールアニメーション
   ------------------------------------------------------------ */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

@media (prefers-reduced-motion: reduce) {
  .fade-in {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ------------------------------------------------------------
   11. ユーティリティ
   ------------------------------------------------------------ */
.bg-pale {
  background-color: var(--color-pale-gray);
}

.bg-black {
  background-color: var(--color-black);
  color: var(--color-white);
}

.bg-black .section-heading {
  color: var(--color-white);
}

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

/* ============================================================
   LP1 固有スタイル
   ============================================================ */

/* ------------------------------------------------------------
   LP1 S1: Hero セクション
   ------------------------------------------------------------ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  padding-top: var(--header-height-sm);
  overflow: hidden;
}

/* 左の装飾ライン */
.hero::before {
  content: '';
  position: absolute;
  left: 24px;
  top: 20%;
  width: 1px;
  height: 60%;
  background-color: var(--color-accent);
  z-index: 2;
}

.hero__image-wrapper {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  /* パンアニメーション用に少し拡大（pan時に端が見えないように） */
  transform: scale(1.06);
  transform-origin: center center;
  will-change: transform;
}

/* Ken Burns パンアニメーション */
@keyframes heroPan {
  0%   { transform: scale(1.06) translate(0%,    0%); }
  30%  { transform: scale(1.06) translate(-1.5%, -0.8%); }
  65%  { transform: scale(1.06) translate(-2.5%, -1.5%); }
  100% { transform: scale(1.06) translate(0%,    0%); }
}

.hero__image--pan {
  animation: heroPan 28s ease-in-out infinite;
}

@media (prefers-reduced-motion: reduce) {
  .hero__image--pan {
    animation: none;
    transform: scale(1.0);
  }
}

/* 画像上のオーバーレイ */
.hero__overlay {
  position: absolute;
  inset: 0;
  background: none;
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: 48px 32px 56px;
  max-width: var(--max-width-image);
  margin: 0 auto;
  /* テキスト文字の背景：半透明の黒パネル */
  background-color: rgba(10, 10, 10, 0.55);
}

/* ヒーロータイトル内アクセント下線（LP1「価値に」・LP2「動く」共通） */
.hero__accent-word {
  position: relative;
  display: inline-block;
}

.hero__accent-word::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 5px;
  background-color: var(--color-accent);
}

.hero__label {
  display: block;
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.hero__main-copy {
  font-family: var(--font-serif);
  font-size: var(--size-main-copy-sm);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.3;
  margin-bottom: 24px;
  opacity: 0;
  transform: translateY(20px);
  animation: heroFadeIn 0.8s ease 0.2s forwards;
}

.hero__sub-copy {
  font-family: var(--font-sans);
  font-size: 17px;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.7;
  margin-bottom: 12px;
}

.hero__supplement {
  font-family: var(--font-en);
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 0.08em;
  margin-bottom: 40px;
}

.hero__cta-group {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 320px;
}

@keyframes heroFadeIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (min-width: 768px) {
  .hero__main-copy {
    font-size: var(--size-main-copy-md);
  }
}

@media (min-width: 1024px) {
  .hero {
    padding-top: var(--header-height-lg);
    align-items: center;
  }

  .hero__content {
    padding: 56px 48px 64px;
    max-width: 45%;
  }

  .hero__main-copy {
    font-size: var(--size-main-copy-lg);
  }

  .hero__cta-group {
    flex-direction: row;
  }

  /* PC：右側に画像を配置 */
  .hero__image-wrapper {
    inset: 0;
    left: 0;
    width: 100%;
  }
}

/* ------------------------------------------------------------
   LP1 S2: Issue セクション
   ------------------------------------------------------------ */
.issue {
  background-color: var(--color-pale-gray);
}

.issue__inner {
  max-width: var(--max-width-body);
  margin: 0 auto;
}

.issue__image {
  width: 100%;
  max-width: var(--max-width-body);
  margin-bottom: 48px;
}

.issue__body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-dark-gray);
}

.issue__body p + p {
  margin-top: 1.5em;
}

/* ------------------------------------------------------------
   LP1 S3: Approach セクション
   ------------------------------------------------------------ */
.approach__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
}

.approach__image-wrapper {
  overflow: hidden;
}

.approach__image {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.approach__body {
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-dark-gray);
}

.approach__body p + p {
  margin-top: 1.5em;
}

/* 強調アンダーライン */
.highlight {
  text-decoration: underline;
  text-decoration-color: var(--color-accent);
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
}

@media (min-width: 1024px) {
  .approach__grid {
    grid-template-columns: 45% 1fr;
    gap: 64px;
    align-items: start;
  }
}

/* ------------------------------------------------------------
   LP1 S4: Strengths セクション
   ------------------------------------------------------------ */
.strengths {
  background-color: var(--color-black);
  color: var(--color-white);
}

.strengths .section-label {
  color: var(--color-accent);
}

.strengths__block {
  border-top: 1px solid #333333;
  padding: 48px 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.strengths__block:last-child {
  border-bottom: 1px solid #333333;
}

.strengths__number {
  font-family: var(--font-en);
  font-size: 80px;
  font-weight: 900;
  color: var(--color-accent);
  line-height: 1;
}

.strengths__content {}

.strengths__heading {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.4;
  margin-bottom: 16px;
}

.strengths__text {
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.8);
}

@media (min-width: 1024px) {
  .strengths__block {
    grid-template-columns: 20% 1fr;
    gap: 48px;
    align-items: start;
  }
}

/* ------------------------------------------------------------
   LP1 S5: Service セクション
   ------------------------------------------------------------ */
.service__image {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  margin-bottom: 64px;
}

.service__list {}

.service__item {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 16px;
  align-items: baseline;
  padding: 24px 0;
  border-bottom: 1px solid var(--color-light-gray);
  transition: background-color 0.3s ease;
  cursor: default;
}

.service__item:first-child {
  border-top: 1px solid var(--color-light-gray);
}

.service__item:hover {
  background-color: var(--color-pale-gray);
  padding-left: 16px;
  padding-right: 16px;
  margin-left: -16px;
  margin-right: -16px;
}

.service__number {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-mid-gray);
  padding-top: 2px;
}

.service__info {}

.service__name {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-black);
  line-height: 1.4;
  margin-bottom: 4px;
}

.service__desc {
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--color-mid-gray);
}

@media (min-width: 768px) {
  .service__item {
    grid-template-columns: 32px 1fr auto;
    gap: 24px;
  }

  .service__desc {
    text-align: right;
  }
}

/* ------------------------------------------------------------
   LP1 S6: Process / Steps セクション
   ------------------------------------------------------------ */
.process {
  background-color: var(--color-pale-gray);
}

.process__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.process__card {
  background-color: var(--color-white);
  padding: 32px;
  position: relative;
  overflow: hidden;
}

/* カード上部のアクセントライン */
.process__card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background-color: var(--color-accent);
}

.process__step-label {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  color: var(--color-mid-gray);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.process__image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  margin-bottom: 24px;
}

.process__card-heading {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: 12px;
}

.process__card-text {
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-dark-gray);
}

.process__note {
  margin-top: 40px;
  font-size: 13px;
  color: var(--color-mid-gray);
  text-align: center;
}

@media (min-width: 1024px) {
  .process__grid {
    grid-template-columns: 1fr;
    max-width: 900px;
    margin-left: 0;
    margin-right: auto;
  }
}

/* ------------------------------------------------------------
   LP1 S7: Cases セクション
   ------------------------------------------------------------ */
.cases__item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  padding-bottom: 80px;
  margin-bottom: 80px;
  border-bottom: 1px solid var(--color-light-gray);
}

.cases__item:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.cases__image-col {}

.cases__image {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.cases__caption {
  font-family: var(--font-en);
  font-size: 11px;
  color: var(--color-mid-gray);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: 12px;
}

.cases__text-col {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.cases__heading {
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 700;
  color: var(--color-black);
  line-height: 1.4;
  margin-bottom: 20px;
}

.cases__body {
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-dark-gray);
  margin-bottom: 24px;
}

.cases__data {
  font-family: var(--font-en);
  font-size: 12px;
  color: var(--color-mid-gray);
  letter-spacing: 0.05em;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

@media (min-width: 1024px) {
  .cases__item {
    grid-template-columns: 50% 1fr;
    gap: 64px;
    align-items: center;
  }

  /* 偶数番目：左右反転 */
  .cases__item:nth-child(even) .cases__image-col {
    order: 2;
  }

  .cases__item:nth-child(even) .cases__text-col {
    order: 1;
  }
}

/* ------------------------------------------------------------
   LP1 S8: Contact セクション
   ------------------------------------------------------------ */
.contact {
  background-color: var(--color-black);
  color: var(--color-white);
}

.contact .section-label {
  color: var(--color-accent);
}

.contact .section-heading {
  color: var(--color-white);
}

.contact__lead {
  font-size: 16px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 16px;
}

.contact__free {
  font-family: var(--font-en);
  font-size: 13px;
  color: var(--color-accent);
  letter-spacing: 0.05em;
  margin-bottom: 56px;
}

/* フォーム */
.contact__form {
  max-width: var(--max-width-body);
  margin: 0 auto;
}

.form-group {
  margin-bottom: 40px;
}

.form-label {
  display: block;
  font-family: var(--font-sans);
  font-size: 13px;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 8px;
  letter-spacing: 0.03em;
}

.form-label--required::after {
  content: ' *';
  color: var(--color-accent);
}

.form-input,
.form-textarea {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.5);
  color: var(--color-white);
  font-family: var(--font-sans);
  font-size: 16px;
  padding: 16px 0;
  border-radius: 0;
  transition: border-color 0.3s ease;
  -webkit-appearance: none;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-mid-gray);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-bottom-color: var(--color-accent);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

/* ラジオボタン */
.form-radio-group {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 32px;
  padding: 16px 0;
}

.form-radio-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.85);
  cursor: pointer;
}

.form-radio-label input[type="radio"] {
  width: 16px;
  height: 16px;
  accent-color: var(--color-accent);
  cursor: pointer;
}

/* チェックボックス */
.form-checkbox-label {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.8);
  cursor: pointer;
}

.form-checkbox-label input[type="checkbox"] {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  accent-color: var(--color-accent);
  cursor: pointer;
}

.contact__submit-wrap {
  text-align: center;
  margin-top: 48px;
}

.contact__submit {
  padding: 20px 48px;
  font-size: 18px;
  font-weight: 700;
}

.contact__submit:hover {
  background-color: var(--color-white);
  color: var(--color-black);
  border-color: var(--color-white);
}

.contact__email {
  margin-top: 32px;
  font-family: var(--font-en);
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  text-align: center;
}

/* ============================================================
   LP2 固有スタイル
   ============================================================ */

/* LP2 は LP1 の共通スタイルを継承 */
/* 以下、LP2 固有の上書き・追加スタイル */

/* ヘッダーナビ追加リンク（個人のお客様へ） */
.header__nav-link--partner {
  background-color: var(--color-accent);
  color: var(--color-black);
  padding: 8px 16px;
  font-weight: 700;
  transition: background-color 0.2s, color 0.2s;
}

.header__nav-link--partner:hover {
  background-color: var(--color-black);
  color: var(--color-accent);
}

/* ------------------------------------------------------------
   LP2 S4: Benefits（提携メリット4カード）
   ------------------------------------------------------------ */
.benefits__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.benefit-card {
  background-color: var(--color-white);
  padding: 40px;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--color-light-gray);
}

.benefit-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background-color: var(--color-accent);
}

.benefit-card__number {
  font-family: var(--font-en);
  font-size: 13px;
  color: var(--color-mid-gray);
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.benefit-card__image {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  margin-bottom: 20px;
}

.benefit-card__heading {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: 16px;
}

.benefit-card__text {
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-dark-gray);
  margin-bottom: 20px;
}

.benefit-card__data {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-family: var(--font-en);
  font-size: 12px;
  color: var(--color-dark-gray);
}

.benefit-card__data-item::before {
  content: '▷ ';
  color: var(--color-black);
}

.benefit-card__note {
  font-size: 11px;
  color: var(--color-mid-gray);
  margin-top: 12px;
  line-height: 1.6;
}

.benefits__disclaimer {
  margin-top: 32px;
  border: 1px solid var(--color-light-gray);
  padding: 24px;
  font-size: 13px;
  color: var(--color-mid-gray);
  line-height: 1.7;
}

@media (min-width: 768px) {
  .benefits__grid {
    grid-template-columns: 1fr;
  }
}

/* ------------------------------------------------------------
   LP2 S5: Flow（連携フロー）
   ------------------------------------------------------------ */
.flow {
  background-color: var(--color-pale-gray);
}

.flow__image {
  width: 100%;
  margin-bottom: 48px;
  border: 1px solid var(--color-light-gray);
}

.flow__table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.flow__table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
}

.flow__table th,
.flow__table td {
  border: 1px solid var(--color-light-gray);
  padding: 16px;
  font-size: 13px;
  vertical-align: middle;
  text-align: center;
}

.flow__lane-header {
  background-color: var(--color-black);
  color: var(--color-white);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 700;
  width: 120px;
  text-align: center;
}

.flow__step-header {
  background-color: var(--color-black);
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.05em;
}

.flow__cell--active {
  background-color: var(--color-white);
  font-family: var(--font-sans);
  font-size: 12px;
  color: var(--color-dark-gray);
  line-height: 1.5;
}

.flow__cell--empty {
  background-color: var(--color-pale-gray);
}

.flow__cell--arrow {
  color: var(--color-accent);
  font-size: 18px;
  background-color: var(--color-black);
}

.flow__notes {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 13px;
  color: var(--color-mid-gray);
}

.flow__notes-item::before {
  content: '▷ ';
  color: var(--color-accent);
}

/* ------------------------------------------------------------
   LP2 S7: Pricing（費用について）
   ------------------------------------------------------------ */
.pricing__image {
  width: 100%;
  margin-bottom: 56px;
  border: 1px solid var(--color-light-gray);
}

.pricing__cols {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-bottom: 40px;
}

.pricing__col {
  padding: 32px;
  background-color: var(--color-pale-gray);
}

.pricing__col::before {
  content: '';
  display: block;
  height: 4px;
  width: 100%;
  margin-bottom: 24px;
}

.pricing__col--free::before {
  background-color: var(--color-accent);
}

.pricing__col--paid::before {
  background-color: var(--color-mid-gray);
}

.pricing__col-header {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: 24px;
}

.pricing__list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.pricing__list-item {}

.pricing__item-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-mid-gray);
  margin-bottom: 4px;
}

.pricing__item-name {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: 4px;
}

.pricing__item-desc {
  font-size: 13px;
  color: var(--color-mid-gray);
}

.pricing__supplement {
  border: 1px solid var(--color-light-gray);
  padding: 24px;
  font-size: 13px;
  color: var(--color-dark-gray);
  line-height: 1.8;
}

.pricing__supplement-item {
  padding: 6px 0;
  border-bottom: 1px solid var(--color-light-gray);
}

.pricing__supplement-item:last-child {
  border-bottom: none;
}

.pricing__supplement-item::before {
  content: '▷ ';
  color: var(--color-black);
  font-family: var(--font-en);
  font-size: 12px;
}

.pricing__note {
  font-size: 11px;
  color: var(--color-mid-gray);
  margin-top: 16px;
}

@media (min-width: 768px) {
  .pricing__cols {
    grid-template-columns: 1fr 1fr;
  }
}

/* ------------------------------------------------------------
   LP2 S8: Cases（融資想定事例）
   ------------------------------------------------------------ */
.lp2-cases__lead {
  background-color: var(--color-pale-gray);
  padding: 20px 24px;
  font-size: 13px;
  color: var(--color-dark-gray);
  line-height: 1.7;
  margin-bottom: 48px;
  border-left: 3px solid var(--color-accent);
}

.lp2-cases__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.lp2-case-card {
  position: relative;
  padding-top: 4px;
  border-top: 4px solid var(--color-accent);
}

.lp2-case-card__image {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  margin-bottom: 20px;
}

.lp2-case-card__label {
  font-family: var(--font-en);
  font-size: 11px;
  color: var(--color-mid-gray);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.lp2-case-card__heading {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: 16px;
}

.lp2-case-card__data {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 12px;
  color: var(--color-dark-gray);
}

.lp2-case-card__data-item {
  padding: 4px 0;
  border-bottom: 1px solid var(--color-light-gray);
}

.lp2-case-card__data-item:last-child {
  border-bottom: none;
}

.lp2-case-card__data-item strong {
  color: var(--color-mid-gray);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.05em;
  display: block;
  margin-bottom: 2px;
}

.lp2-cases__disclaimer {
  margin-top: 40px;
  border: 1px solid var(--color-light-gray);
  padding: 24px;
  font-size: 13px;
  color: var(--color-mid-gray);
  line-height: 1.8;
}

@media (min-width: 768px) {
  .lp2-cases__grid {
    grid-template-columns: 1fr;
  }
}

/* ------------------------------------------------------------
   LP2 S9: FAQ（アコーディオン）
   ------------------------------------------------------------ */
.faq {
  background-color: var(--color-pale-gray);
}

.faq__list {
  max-width: var(--max-width-body);
  margin: 0 auto;
}

.faq__item {
  border-bottom: 1px solid var(--color-light-gray);
}

.faq__item:first-child {
  border-top: 1px solid var(--color-light-gray);
}

.faq__question {
  width: 100%;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 24px 0;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
}

.faq__question-inner {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.faq__q-mark {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-black);
  flex-shrink: 0;
  line-height: 1.4;
}

.faq__q-text {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 700;
  color: var(--color-black);
  line-height: 1.5;
}

.faq__icon {
  font-size: 20px;
  color: var(--color-black);
  flex-shrink: 0;
  line-height: 1.4;
  transition: transform 0.3s ease;
}

.faq__item.is-open .faq__icon {
  transform: rotate(45deg);
}

.faq__answer {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.35s ease;
}

.faq__answer-inner {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 0 0 24px;
}

.faq__a-mark {
  font-family: var(--font-serif);
  font-size: 20px;
  color: var(--color-mid-gray);
  flex-shrink: 0;
  line-height: 1.4;
}

.faq__a-text {
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-dark-gray);
}

/* ------------------------------------------------------------
   LP2 Contact（フォーム追加項目）
   ------------------------------------------------------------ */
.form-checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px 0;
}