/* Reset */
 * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }

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

  /* Base */
  body {
    font-family: -apple-system, BlinkMacSystemFont, Roboto, "Segoe UI", "游ゴシック体", YuGothic, "游ゴシック Medium", "Yu Gothic Medium", "游ゴシック", "Yu Gothic", sans-serif;
    line-height: 1.4;
    color: #191919;
    background-color: #ffffff;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }

  /* Utility: PC / SP display toggle */
  .pc-only {
    display: inline;
  }

  @media print, screen and (max-width: 767px) {
    .pc-only {
      display: none;
    }
  }

  .sp-only {
    display: none;
  }

  @media print, screen and (max-width: 767px) {
    .sp-only {
      display: inline;
    }
  }

  .sp-br {
    display: none;
  }

  @media print, screen and (max-width: 767px) {
    .sp-br {
      display: block;
    }
  }

  /* ==============================
     FV Section
     ============================== */
  .fv {
    position: relative;
    width: 100%;
    height: 480px;
    overflow: hidden;
    background-color: #1a1a1a;
  }

  @media print, screen and (min-width: 768px) {
    .fv {
      height: clamp(420px, 38vw, 560px);
    }
  }

  @media print, screen and (max-width: 767px) {
    .fv {
      height: 100vh;
      height: 100dvh;
      max-height: 640px;
      min-height: 520px;
    }
  }

  .fv-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
  }

  .fv-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
  }

  @media print, screen and (max-width: 767px) {
    .fv-bg img {
      object-position: 55% center;
    }
  }

  .fv-brand-logo {
    position: absolute;
    top: 28px;
    left: 50%;
    transform: translateX(-50%);
    width: 150px;
    z-index: 2;
    animation: fvFadeInTop 1.2s ease-out 0.1s both;
  }

  @media print, screen and (min-width: 768px) {
    .fv-brand-logo {
      top: 32px;
      width: 160px;
    }
  }

  @media print, screen and (max-width: 767px) {
    .fv-brand-logo {
      top: 24px;
      width: 150px;
    }
  }

  .fv-brand-logo img {
    width: 100%;
    height: auto;
  }

  .fv-title {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 280px;
    margin: 0;
    z-index: 2;
    animation: fvFadeInCenter 1.8s ease-out 0.4s both;
  }

  @media print, screen and (min-width: 768px) {
    .fv-title {
      width: clamp(240px, 22vw, 320px);
    }
  }

  @media print, screen and (max-width: 767px) {
    .fv-title {
      width: 180px;
    }
  }

  .fv-title img {
    width: 100%;
    height: auto;
  }

  /* FV animations */
  @keyframes fvFadeInTop {
    from {
      opacity: 0;
      transform: translate(-50%, -12px);
    }
    to {
      opacity: 1;
      transform: translate(-50%, 0);
    }
  }

  @keyframes fvFadeInCenter {
    from {
      opacity: 0;
      transform: translate(-50%, -50%) scale(0.94);
    }
    to {
      opacity: 1;
      transform: translate(-50%, -50%) scale(1);
    }
  }

  /* Reduced motion: respect user preference */
  @media (prefers-reduced-motion: reduce) {
    .fv-brand-logo,
    .fv-title {
      animation: none !important;
    }
    *,
    *::before,
    *::after {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 0.01ms !important;
      scroll-behavior: auto !important;
    }
  }

  /* ==============================
     Shared CTA Button
     ============================== */
  .cta-btn {
    display: inline-block;
    padding: 14px 48px;
    min-width: 240px;
    background-color: transparent;
    color: #f5f2eb;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-decoration: none;
    border: 1px solid #c4b59a;
    border-radius: 2px;
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
    text-align: center;
  }

  @media print, screen and (min-width: 768px) {
    .cta-btn {
      padding: 16px 64px;
      font-size: 15px;
      min-width: 280px;
    }
  }

  .cta-btn:hover {
    background-color: #ffffff;
    color: #1a1a1a;
    border-color: #ffffff;
  }

  .cta-btn--dark {
    color: #2a2824;
    border-color: #8a7a5e;
  }

  .cta-btn--dark:hover {
    background-color: #2a2824;
    color: #f5f2eb;
    border-color: #2a2824;
  }

  /* Focus-visible: keyboard-only outline for accessibility */
  .cta-btn:focus-visible {
    outline: 2px solid #c4b59a;
    outline-offset: 3px;
  }

  .case .cta-btn:focus-visible {
    outline-color: #ffffff;
  }

  .about .cta-btn:focus-visible {
    outline-color: #1a1a1a;
  }

  .footer-contact-link:focus-visible,
  .footer-privacy-link:focus-visible {
    outline: 2px solid #c4b59a;
    outline-offset: 3px;
    border-radius: 2px;
  }

  .footer-instagram:focus-visible {
    outline: 2px solid #f5f2eb;
    outline-offset: 3px;
  }

  .cta-hint {
    display: block;
    text-align: center;
    font-size: 12px;
    letter-spacing: 0.1em;
    margin-bottom: 16px;
    color: inherit;
  }

  @media print, screen and (min-width: 768px) {
    .cta-hint {
      font-size: 13px;
      margin-bottom: 20px;
    }
  }

  /* ==============================
     Catch Section
     ============================== */
  .catch {
    background-color: #1a1a1a;
    color: #f0ece2;
    padding: 72px 20px 88px;
  }

  @media print, screen and (min-width: 768px) {
    .catch {
      padding: 120px 40px 140px;
    }
  }

  .catch-inner {
    max-width: 1300px;
    margin: 0 auto;
  }

  .catch-head {
    text-align: center;
    max-width: 760px;
    margin: 0 auto 40px;
  }

  @media print, screen and (min-width: 768px) {
    .catch-head {
      margin-bottom: 56px;
    }
  }

  .catch-title {
    font-size: 22px;
    font-weight: 500;
    line-height: 1.9;
    letter-spacing: 0.08em;
    margin: 0 0 24px;
    color: #ffffff;
  }

  @media print, screen and (min-width: 768px) {
    .catch-title {
      font-size: 28px;
      margin-bottom: 32px;
      line-height: 2;
    }
  }

  .catch-lead {
    font-size: 13px;
    line-height: 2.1;
    letter-spacing: 0.05em;
    color: #cfc9b9;
  }

  @media print, screen and (min-width: 768px) {
    .catch-lead {
      font-size: 14px;
    }
  }

  .catch-formula {
    max-width: 720px;
    margin: 0 auto 72px;
    padding: 28px 24px;
    background-color: #857660;
    color: #ffffff;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
  }

  @media print, screen and (min-width: 768px) {
    .catch-formula {
      flex-direction: row;
      padding: 36px 40px;
      gap: 28px;
      margin-bottom: 104px;
    }
  }

  .catch-formula-list {
    display: flex;
    flex-direction: column;
    gap: 2px;
    text-align: center;
  }

  @media print, screen and (min-width: 768px) {
    .catch-formula-list {
      text-align: left;
      padding-right: 12px;
    }
  }

  .catch-formula-row {
    font-size: 13px;
    line-height: 2;
    font-weight: 500;
    letter-spacing: 0.04em;
    color: #ffffff;
  }

  @media print, screen and (min-width: 768px) {
    .catch-formula-row {
      font-size: 15px;
    }
  }

  .catch-formula-brand {
    font-family: 'Cormorant Garamond', serif;
    font-weight: 500;
    font-style: italic;
    font-size: 17px;
    letter-spacing: 0.08em;
    padding: 0 4px;
  }

  @media print, screen and (min-width: 768px) {
    .catch-formula-brand {
      font-size: 20px;
    }
  }

  .catch-formula-equals {
    font-family: 'Cormorant Garamond', serif;
    font-size: 26px;
    font-weight: 400;
    line-height: 1;
    color: #ffffff;
    display: inline-block;
    transform: rotate(90deg);
  }

  @media print, screen and (min-width: 768px) {
    .catch-formula-equals {
      font-size: 32px;
      transform: none;
    }
  }

  .catch-formula-result {
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.06em;
    line-height: 1.6;
    color: #ffffff;
    text-align: center;
  }

  @media print, screen and (min-width: 768px) {
    .catch-formula-result {
      font-size: 18px;
      text-align: left;
      white-space: nowrap;
    }
  }

  .catch-cases {
    display: flex;
    flex-direction: column;
    gap: 64px;
    margin-bottom: 64px;
  }

  @media print, screen and (min-width: 768px) {
    .catch-cases {
      gap: 104px;
      margin-bottom: 88px;
    }
  }

  .catch-case {
    max-width: 960px;
    margin: 0 auto;
    width: 100%;
  }

  .catch-case-head {
    margin-bottom: 16px;
  }

  @media print, screen and (min-width: 768px) {
    .catch-case-head {
      margin-bottom: 20px;
    }
  }

  .catch-case-no {
    display: block;
    font-family: 'Cormorant Garamond', serif;
    font-size: 36px;
    font-weight: 500;
    color: #c4b59a;
    letter-spacing: 0.06em;
    margin-bottom: 10px;
    line-height: 1;
  }

  @media print, screen and (min-width: 768px) {
    .catch-case-no {
      font-size: 52px;
      margin-bottom: 16px;
    }
  }

  .catch-case-title {
    font-size: 16px;
    font-weight: 500;
    line-height: 1.7;
    letter-spacing: 0.04em;
    color: #ffffff;
  }

  @media print, screen and (min-width: 768px) {
    .catch-case-title {
      font-size: 19px;
    }
  }

  .catch-case-body {
    font-size: 12px;
    line-height: 2;
    color: #bdb7a6;
    margin: 14px 0 24px;
    letter-spacing: 0.05em;
  }

  @media print, screen and (min-width: 768px) {
    .catch-case-body {
      font-size: 13px;
      margin: 20px 0 32px;
    }
  }

  .catch-case-video {
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background-color: #0a0a0a;
  }

  .catch-case-video video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
  }

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

  /* ==============================
     Case Section
     ============================== */
  .case {
    background-color: #8d7f68;
    color: #ffffff;
    padding: 72px 20px 88px;
    content-visibility: auto;
    contain-intrinsic-size: auto 2400px;
  }

  @media print, screen and (min-width: 768px) {
    .case {
      padding: 120px 40px 140px;
    }
  }

  .case-inner {
    max-width: 1300px;
    margin: 0 auto;
  }

  .case-head {
    text-align: center;
    margin-bottom: 40px;
  }

  @media print, screen and (min-width: 768px) {
    .case-head {
      margin-bottom: 64px;
    }
  }

  .case-title {
    font-family: 'Cormorant Garamond', serif;
    font-weight: 400;
    font-size: 44px;
    letter-spacing: 0.04em;
    line-height: 1.1;
    color: #ffffff;
    margin: 0 0 10px;
  }

  @media print, screen and (min-width: 768px) {
    .case-title {
      font-size: 60px;
      margin-bottom: 14px;
    }
  }

  .case-subtitle {
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.14em;
    color: #ffffff;
    margin: 0 0 16px;
  }

  @media print, screen and (min-width: 768px) {
    .case-subtitle {
      font-size: 16px;
      margin-bottom: 22px;
    }
  }

  .case-lead {
    font-size: 12px;
    line-height: 2;
    letter-spacing: 0.06em;
    color: #f0ece2;
    max-width: 720px;
    margin: 0 auto;
  }

  @media print, screen and (min-width: 768px) {
    .case-lead {
      font-size: 13px;
    }
  }

  /* Case photo grid */
  .case-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    max-width: 1000px;
    margin: 0 auto 40px;
  }

  @media print, screen and (min-width: 768px) {
    .case-grid {
      grid-template-columns: repeat(3, 1fr);
      grid-template-rows: auto auto;
      gap: 14px;
      margin-bottom: 56px;
    }
  }

  .case-grid-item {
    overflow: hidden;
    aspect-ratio: 4 / 3;
    background-color: rgba(0, 0, 0, 0.08);
    position: relative;
  }

  .case-grid-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s ease;
  }

  .case-grid-item:hover img {
    transform: scale(1.04);
  }

  @media print, screen and (min-width: 768px) {
    /* case-1: 1列目・1〜2行目（縦に大きく） */
    .case-grid-item:nth-child(1) {
      grid-column: 1;
      grid-row: 1 / span 2;
      aspect-ratio: auto;
    }
    /* case-2: 2列目・1行目 */
    .case-grid-item:nth-child(2) {
      grid-column: 2;
      grid-row: 1;
    }
    /* case-3: 2列目・2行目 */
    .case-grid-item:nth-child(3) {
      grid-column: 2;
      grid-row: 2;
    }
    /* case-4: 3列目・1行目 */
    .case-grid-item:nth-child(4) {
      grid-column: 3;
      grid-row: 1;
    }
    /* case-5: 3列目・2行目 */
    .case-grid-item:nth-child(5) {
      grid-column: 3;
      grid-row: 2;
    }
  }

  /* Case CTA */
  .case-cta {
    text-align: center;
    margin-bottom: 56px;
  }

  @media print, screen and (min-width: 768px) {
    .case-cta {
      margin-bottom: 96px;
    }
  }

  .case-cta:last-child {
    margin-bottom: 0;
  }

  /* Case section CTA button override — タウープ背景に浮き上がるダーク塗り */
  .case .cta-btn {
    background-color: #1a1a1a;
    color: #f5f2eb;
    border-color: #1a1a1a;
  }

  .case .cta-btn:hover {
    background-color: #ffffff;
    color: #1a1a1a;
    border-color: #ffffff;
  }

  /* ==============================
     About Section
     ============================== */
  .about {
    background-color: #ffffff;
    color: #191919;
  }

  .about-block {
    padding: 72px 20px;
    content-visibility: auto;
    contain-intrinsic-size: auto 1200px;
  }

  @media print, screen and (min-width: 768px) {
    .about-block {
      padding: 120px 40px;
    }
  }

  .about-block--process {
    background-color: #faf7ed;
  }

  .about-inner {
    max-width: 1300px;
    margin: 0 auto;
  }

  .about-head {
    text-align: center;
    margin-bottom: 40px;
  }

  @media print, screen and (min-width: 768px) {
    .about-head {
      margin-bottom: 64px;
    }
  }

  .about-title {
    font-family: 'Cormorant Garamond', serif;
    font-weight: 400;
    font-size: 44px;
    letter-spacing: 0.04em;
    line-height: 1.1;
    color: #1a1a1a;
    margin: 0 0 12px;
  }

  @media print, screen and (min-width: 768px) {
    .about-title {
      font-size: 60px;
      margin-bottom: 16px;
    }
  }

  .about-subtitle {
    font-size: 18px;
    font-weight: 600;
    letter-spacing: 0.08em;
    color: #1a1a1a;
    margin: 0 0 16px;
  }

  @media print, screen and (min-width: 768px) {
    .about-subtitle {
      font-size: 22px;
      margin-bottom: 20px;
    }
  }

  .about-lead {
    font-size: 13px;
    line-height: 2;
    letter-spacing: 0.04em;
    color: #555049;
    max-width: 760px;
    margin: 0 auto;
  }

  @media print, screen and (min-width: 768px) {
    .about-lead {
      font-size: 14px;
    }
  }

  /* About content (shared 2-column layout) */
  .about-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
    max-width: 1080px;
    margin: 0 auto;
  }

  @media print, screen and (min-width: 768px) {
    .about-content {
      grid-template-columns: 1fr 1fr;
      gap: 64px;
    }
  }

  .about-visual {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
  }

  .about-visual img {
    width: 100%;
    max-width: 480px;
    height: auto;
  }

  .about-body-title {
    font-size: 16px;
    font-weight: 700;
    line-height: 1.9;
    letter-spacing: 0.04em;
    color: #1a1a1a;
    margin: 0 0 20px;
  }

  @media print, screen and (min-width: 768px) {
    .about-body-title {
      font-size: 18px;
      margin-bottom: 24px;
    }
  }

  .about-body-text {
    font-size: 12px;
    line-height: 2;
    letter-spacing: 0.04em;
    color: #555049;
  }

  @media print, screen and (min-width: 768px) {
    .about-body-text {
      font-size: 13px;
    }
  }

  .about-body-text + .about-body-text {
    margin-top: 20px;
  }

  /* About CTA */
  .about-cta {
    text-align: center;
    margin-top: 48px;
  }

  @media print, screen and (min-width: 768px) {
    .about-cta {
      margin-top: 72px;
    }
  }

  .about .cta-btn {
    background-color: #1a1a1a;
    color: #f5f2eb;
    border-color: #1a1a1a;
  }

  .about .cta-btn:hover {
    background-color: transparent;
    color: #1a1a1a;
    border-color: #1a1a1a;
  }

  .about .cta-hint {
    color: #555049;
  }

  /* Introduction: badge + text stack */
  .about-intro-body {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: left;
  }

  @media print, screen and (min-width: 768px) {
    .about-intro-body {
      align-items: flex-start;
    }
  }

  .about-intro-badge {
    width: 180px;
    margin: 20px auto;
    display: flex;
    justify-content: center;
  }

  @media print, screen and (min-width: 768px) {
    .about-intro-badge {
      width: 210px;
      margin: 24px auto;
      align-self: center;
    }
  }

  .about-intro-badge img {
    width: 100%;
    height: auto;
  }

  /* ==============================
     Footer Section
     ============================== */
  .footer {
    background-color: #1a1a1a;
    color: #ffffff;
    padding: 56px 20px 32px;
    content-visibility: auto;
    contain-intrinsic-size: auto 700px;
  }

  @media print, screen and (min-width: 768px) {
    .footer {
      padding: 80px 40px 40px;
    }
  }

  .footer-inner {
    max-width: 1300px;
    margin: 0 auto;
  }

  .footer-top {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 32px;
  }

  @media print, screen and (min-width: 768px) {
    .footer-top {
      gap: 28px;
      margin-bottom: 40px;
    }
  }

  .footer-logo {
    width: 180px;
  }

  @media print, screen and (min-width: 768px) {
    .footer-logo {
      width: 220px;
    }
  }

  .footer-logo img {
    width: 100%;
    height: auto;
  }

  .footer-instagram {
    padding-top: 2px;
    display: inline-flex;
    align-items: flex-start;
    justify-content: center;
    align-self: flex-start;
    width: 44px;
    height: 44px;
    color: #ffffff;
    text-decoration: none;
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  }

  .footer-instagram:hover {
    color: #c4b59a;
  }

  .footer-instagram svg {
    width: 22px;
    height: 22px;
    fill: currentColor;
  }

  @media print, screen and (min-width: 768px) {
    .footer-instagram svg {
      width: 24px;
      height: 24px;
    }
  }

  .footer-company {
    font-size: 13px;
    line-height: 1.9;
    margin-bottom: 24px;
    color: #ffffff;
  }

  @media print, screen and (min-width: 768px) {
    .footer-company {
      font-size: 14px;
      margin-bottom: 28px;
    }
  }

  .footer-contact {
    margin-bottom: 32px;
  }

  @media print, screen and (min-width: 768px) {
    .footer-contact {
      margin-bottom: 36px;
    }
  }

  .footer-contact-link,
  .footer-contact-link:link,
  .footer-contact-link:visited {
    display: inline-block;
    color: #ffffff;
    font-size: 15px;
    line-height: 1.8;
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color 0.3s ease;
  }

  @media print, screen and (min-width: 768px) {
    .footer-contact-link,
    .footer-contact-link:link,
    .footer-contact-link:visited {
      font-size: 16px;
    }
  }

  .footer-contact-link:hover {
    color: #c4b59a;
  }

  .footer-contact-link + .footer-contact-link {
    margin-top: 8px;
  }

  .footer-tel-url {
    display: flex;
    flex-direction: column;
  }

  .footer-license {
    font-size: 11px;
    line-height: 1.9;
    color: #ffffff;
    margin-bottom: 28px;
  }

  @media print, screen and (min-width: 768px) {
    .footer-license {
      font-size: 12px;
      margin-bottom: 32px;
    }
  }

  .footer-license-title {
    margin-top: 4px;
  }

  .footer-license-title:first-child {
    margin-top: 0;
  }

  .footer-privacy {
    margin-bottom: 40px;
  }

  @media print, screen and (min-width: 768px) {
    .footer-privacy {
      margin-bottom: 56px;
    }
  }

  .footer-privacy-link {
    color: #ffffff;
    font-size: 12px;
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color 0.3s ease;
  }

  @media print, screen and (min-width: 768px) {
    .footer-privacy-link {
      font-size: 13px;
    }
  }

  .footer-privacy-link:hover {
    color: #c4b59a;
  }

  .footer-divider {
    border: none;
    border-top: 1px solid rgba(245, 242, 235, 0.18);
    margin: 0 0 28px;
  }

  @media print, screen and (min-width: 768px) {
    .footer-divider {
      margin-bottom: 36px;
    }
  }

  .footer-copyright {
    text-align: center;
    font-size: 12px;
    letter-spacing: 0.04em;
    color: #ffffff;
  }

  @media print, screen and (min-width: 768px) {
    .footer-copyright {
      font-size: 13px;
    }
  }

  /* Before / After compare */
  .case-compare {
    max-width: 1000px;
    margin: 0 auto 56px;
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
  }

  @media print, screen and (min-width: 768px) {
    .case-compare {
      grid-template-columns: 1fr 1fr;
      gap: 32px;
      margin-bottom: 80px;
    }
  }

  .case-compare-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    align-content: start;
  }

  @media print, screen and (min-width: 768px) {
    .case-compare-col {
      gap: 14px;
    }
  }

  .case-compare-label {
    grid-column: 1 / -1;
    font-family: 'Cormorant Garamond', serif;
    font-weight: 500;
    font-size: 26px;
    letter-spacing: 0.08em;
    color: #ffffff;
    line-height: 1;
    margin: 0 0 6px;
    text-align: center;
  }

  @media print, screen and (min-width: 768px) {
    .case-compare-label {
      font-size: 32px;
      margin-bottom: 10px;
    }
  }

  .case-compare-image {
    overflow: hidden;
    background-color: rgba(255, 255, 255, 0.04);
  }

  .case-compare-image img {
    width: 100%;
    height: auto;
    display: block;
  }

  .case-compare-image--plan {
    grid-column: 1 / -1;
    background-color: #ffffff;
    padding: 12px;
  }

  @media print, screen and (min-width: 768px) {
    .case-compare-image--plan {
      padding: 16px;
    }
  }

  .case-compare-image--room {
    aspect-ratio: 4 / 3;
  }

  .case-compare-image--room img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }