:root {
    --warm-beige: #FDF9F4;
    --sage-green: #6D7B6B;
    --sage-green-dark: #566159;
    --dusty-rose: #EAD8D3;
    --dusty-rose-dark: #d4b8b0;
    --text-primary: #3a3530;
    --text-secondary: #7a7370;
    --text-light: #b0ada9;
    --white: #ffffff;
    --border-light: rgba(109, 123, 107, 0.15);
    --shadow-soft: 0 8px 40px rgba(58, 53, 48, 0.08);
    --font-serif: 'Playfair Display', Georgia, serif;
    --font-sans: 'Noto Sans JP', sans-serif;
    --easing: cubic-bezier(0.4, 0, 0.2, 1);
    --easing-out: cubic-bezier(0, 0, 0.2, 1);
  }

  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body {
    font-family: var(--font-sans);
    background: var(--warm-beige);
    color: var(--text-primary);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
  }
  a { text-decoration: none; color: inherit; }

  /* HEADER */
  .site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    background: rgba(253, 249, 244, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-light);
    transition: box-shadow 0.4s var(--easing);
  }
  .site-header.scrolled { box-shadow: 0 2px 24px rgba(58,53,48,0.06); }
  .header-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 32px;
    height: 108px;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
  }
  .header-nav { display: flex; align-items: center; gap: 32px; }
  .header-nav--left { justify-content: flex-start; }
  .header-nav--right { justify-content: flex-end; }
  .header-nav a {
    font-family: var(--font-sans);
    font-size: 11.5px;
    font-weight: 400;
    letter-spacing: 0.12em;
    color: var(--text-secondary);
    position: relative;
    padding-bottom: 2px;
    transition: color 0.3s;
  }
  .header-nav a::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 0; height: 1px;
    background: var(--sage-green);
    transition: width 0.35s var(--easing);
  }
  .header-nav a:hover { color: #c9a09a; }
  .header-nav a:hover::after { width: 100%; }
  .header-logo { display: flex; align-items: center; justify-content: center; cursor: pointer; transition: transform 0.4s var(--easing); }
  .header-logo:hover { transform: scale(1.03); }
  .hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; }
  .hamburger span { display: block; width: 22px; height: 1px; background: var(--text-primary); }

  /* HERO */
  .listing-hero {
    margin-top: 108px;
    position: relative;
    overflow: hidden;
    background: var(--warm-beige);
    border-bottom: 1px solid var(--border-light);
    padding: clamp(56px, 8vw, 112px) clamp(20px, 5vw, 80px) clamp(20px, 2vw, 28px);
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
  }

  .hero-top {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 40px;
    margin-bottom: 24px;
    flex-wrap: wrap;
  }

  .hero-eyebrow {
    font-family: var(--font-serif);
    font-size: 11px;
    font-style: italic;
    letter-spacing: 0.24em;
    color: var(--sage-green);
    display: block;
    margin-bottom: 14px;
    position: static !important;
    top: auto !important;
    left: auto !important;
    transform: none !important;
    text-align: left !important;
    white-space: normal !important;
    pointer-events: auto !important;
  }

  .hero-title {
    font-family: var(--font-serif);
    font-size: clamp(28px, 4vw, 52px);
    font-weight: 400;
    color: var(--text-primary);
    line-height: 1.25;
    letter-spacing: 0.02em;
    margin-bottom: 24px;
  }

  .hero-desc {
    font-family: var(--font-sans);
    font-size: 13px;
    font-weight: 300;
    color: var(--text-secondary);
    line-height: 2;
    letter-spacing: 0.04em;
    margin-bottom: 36px;
  }

  .hero-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-sans);
    font-size: 12px;
    font-weight: 400;
    letter-spacing: 0.2em;
    color: var(--white);
    background: var(--sage-green);
    padding: 16px 36px;
    transition: background 0.3s var(--easing);
  }
  .hero-cta:hover { background: var(--sage-green-dark); }

  .hero-right {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
  }

  /* 大きなロゴ装飾 */
  .hero-logo-deco {
    opacity: 0.12;
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
  }

  .hero-stat-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    width: 100%;
    position: relative;
    z-index: 2;
  }

  .stat-card {
    background: var(--white);
    border: 1px solid var(--border-light);
    padding: clamp(20px, 2.5vw, 28px);
    text-align: center;
  }

  .stat-number {
    font-family: var(--font-serif);
    font-size: clamp(28px, 4vw, 44px);
    font-weight: 400;
    color: var(--sage-green);
    line-height: 1;
    margin-bottom: 6px;
    letter-spacing: -0.01em;
  }

  .stat-label {
    font-family: var(--font-sans);
    font-size: 10.5px;
    font-weight: 300;
    color: var(--text-light);
    letter-spacing: 0.12em;
    line-height: 1.5;
  }

  /* SECTION COMMON */
  .section {
    max-width: 1280px;
    margin: 0 auto;
    padding: clamp(56px, 7vw, 96px) clamp(20px, 5vw, 80px);
  }

  .section-eyebrow {
    font-family: var(--font-serif);
    font-size: 10px;
    font-style: italic;
    letter-spacing: 0.24em;
    color: var(--sage-green);
    display: block;
    margin-bottom: 10px;
  }

  .section-title {
    font-family: var(--font-serif);
    font-size: clamp(22px, 3vw, 34px);
    font-weight: 400;
    color: var(--text-primary);
    letter-spacing: 0.02em;
    line-height: 1.4;
    margin-bottom: clamp(32px, 4vw, 48px);
  }

  .section-divider {
    width: 32px;
    height: 1px;
    background: var(--sage-green);
    opacity: 0.4;
    margin: 14px 0 clamp(32px, 4vw, 48px);
  }

  .hero-cta--mobile { display: none; }

  /* WHO SECTION */
  .who-section {
    background: var(--white);
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
  }

  .who-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--border-light);
    border: 1px solid var(--border-light);
    margin-top: 0;
  }
  .who-card {
    background: var(--white);
    padding: clamp(28px, 3.5vw, 44px);
    position: relative;
  }

  .who-num {
    font-family: var(--font-serif);
    font-size: 48px;
    font-weight: 400;
    color: var(--dusty-rose);
    line-height: 1;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
  }

  .who-title {
    font-family: var(--font-serif);
    font-size: clamp(15px, 1.8vw, 19px);
    font-weight: 400;
    color: var(--text-primary);
    margin-bottom: 12px;
    letter-spacing: 0.02em;
  }

  .who-desc {
    font-family: var(--font-sans);
    font-size: 12.5px;
    font-weight: 300;
    color: var(--text-secondary);
    line-height: 1.85;
    letter-spacing: 0.04em;
  }

  /* FLOW SECTION */
  .flow-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    counter-reset: flow;
  }

  .flow-item {
    display: grid;
    grid-template-columns: 64px 1fr;
    gap: 24px;
    padding: clamp(24px, 3vw, 36px) 0;
    border-bottom: 1px solid var(--border-light);
    align-items: start;
  }

  .flow-item:first-child { border-top: 1px solid var(--border-light); }

  .flow-num {
    font-family: var(--font-serif);
    font-size: 32px;
    font-weight: 400;
    color: var(--dusty-rose-dark);
    line-height: 1;
    text-align: center;
    padding-top: 4px;
  }

  .flow-content {}

  .flow-title {
    font-family: var(--font-serif);
    font-size: clamp(15px, 1.8vw, 19px);
    font-weight: 400;
    color: var(--text-primary);
    letter-spacing: 0.02em;
    margin-bottom: 8px;
  }

  .flow-desc {
    font-family: var(--font-sans);
    font-size: 12.5px;
    font-weight: 300;
    color: var(--text-secondary);
    line-height: 1.85;
    letter-spacing: 0.04em;
  }

  .flow-badge {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 9.5px;
    letter-spacing: 0.14em;
    color: var(--sage-green);
    background: rgba(109,123,107,0.08);
    padding: 3px 10px;
    margin-top: 8px;
    font-weight: 400;
  }

  /* NOTE SECTION */
  .note-section {
    background: #F7EEEB;
    border-top: 1px solid rgba(212,168,160,0.2);
    border-bottom: 1px solid rgba(212,168,160,0.2);
  }

  .note-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: clamp(16px, 2.5vw, 28px);
  }

  .note-card {
    background: var(--white);
    padding: clamp(20px, 2.5vw, 28px);
    border: 1px solid rgba(212,168,160,0.2);
  }

  .note-card-label {
    font-family: var(--font-serif);
    font-size: 9.5px;
    font-style: italic;
    letter-spacing: 0.2em;
    color: var(--dusty-rose-dark);
    display: block;
    margin-bottom: 10px;
  }

  .note-card-title {
    font-family: var(--font-serif);
    font-size: clamp(14px, 1.6vw, 17px);
    font-weight: 400;
    color: var(--text-primary);
    margin-bottom: 10px;
    letter-spacing: 0.02em;
  }

  .note-card-desc {
    font-family: var(--font-sans);
    font-size: 12px;
    font-weight: 300;
    color: var(--text-secondary);
    line-height: 1.85;
    letter-spacing: 0.04em;
  }

  /* CTA SECTION */
  .cta-section {
    background: var(--sage-green);
    text-align: center;
    position: relative;
    overflow: hidden;
    padding: clamp(56px, 8vw, 100px) clamp(20px, 5vw, 80px);
  }

  .cta-section::before {
    content: '';
    position: absolute;
    top: -80px; left: -80px;
    width: 350px; height: 350px;
    border-radius: 50%;
    background: rgba(255,255,255,0.04);
    pointer-events: none;
  }

  .cta-section::after {
    content: '';
    position: absolute;
    bottom: -100px; right: -60px;
    width: 300px; height: 300px;
    border-radius: 50%;
    background: rgba(255,255,255,0.04);
    pointer-events: none;
  }

  .cta-eyebrow {
    font-family: var(--font-serif);
    font-size: 10px;
    font-style: italic;
    letter-spacing: 0.28em;
    color: rgba(255,255,255,0.55);
    display: block;
    margin-bottom: 16px;
    position: relative;
    z-index: 2;
  }

  .cta-title {
    font-family: var(--font-serif);
    font-size: clamp(22px, 3.5vw, 40px);
    font-weight: 400;
    color: var(--white);
    line-height: 1.4;
    letter-spacing: 0.03em;
    margin-bottom: 20px;
    position: relative;
    z-index: 2;
  }

  .cta-desc {
    font-family: var(--font-sans);
    font-size: 12.5px;
    font-weight: 300;
    color: rgba(255,255,255,0.7);
    letter-spacing: 0.06em;
    line-height: 1.9;
    margin-bottom: 36px;
    position: relative;
    z-index: 2;
  }

  .cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-sans);
    font-size: 12px;
    font-weight: 400;
    letter-spacing: 0.2em;
    color: var(--sage-green);
    background: var(--white);
    padding: 18px 48px;
    transition: all 0.3s var(--easing);
    position: relative;
    z-index: 2;
  }

  .cta-btn:hover {
    background: var(--warm-beige);
  }

  /* MOBILE MENU */
  .mobile-menu {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--warm-beige);
    z-index: 200;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 32px;
    opacity: 0;
    transition: opacity 0.4s;
  }
  .mobile-menu.open { opacity: 1; }
  .mobile-menu a { font-family: var(--font-serif); font-size: 26px; font-weight: 400; font-style: italic; color: var(--text-primary); transition: color 0.3s; }
  .mobile-menu a:hover { color: #c9a09a; }
  .mobile-menu-close { position: absolute; top: 24px; right: 28px; font-size: 24px; color: var(--text-secondary); cursor: pointer; font-weight: 300; }

  /* FOOTER */
  .site-footer { background: var(--warm-beige); border-top: 1px solid var(--border-light); padding: clamp(48px, 6vw, 80px) clamp(20px, 5vw, 80px) clamp(24px, 3vw, 40px); }
  .footer-inner { max-width: 1280px; margin: 0 auto; }
  .footer-top { display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: start; margin-bottom: clamp(40px, 5vw, 64px); padding-bottom: clamp(40px, 5vw, 64px); border-bottom: 1px solid var(--border-light); }
  .footer-tagline { font-family: var(--font-serif); font-size: clamp(16px, 2vw, 22px); font-weight: 400; font-style: italic; color: var(--text-primary); line-height: 1.5; margin-bottom: 10px; }
  .footer-tagline-sub { font-family: var(--font-sans); font-size: 11.5px; font-weight: 300; color: var(--text-secondary); letter-spacing: 0.12em; }
  .footer-nav { display: flex; flex-direction: column; gap: 12px; text-align: right; }
  .footer-nav a { font-family: var(--font-sans); font-size: 11.5px; letter-spacing: 0.12em; color: var(--text-secondary); font-weight: 300; transition: color 0.3s; }
  .footer-nav a:hover { color: #c9a09a; }
  .footer-bottom { display: flex; align-items: center; justify-content: space-between; }
  .footer-copy { font-family: var(--font-sans); font-size: 10.5px; color: var(--text-light); letter-spacing: 0.1em; font-weight: 300; }
  .footer-social { display: flex; gap: 20px; }
  .footer-social a { font-family: var(--font-serif); font-size: 11px; font-style: italic; color: var(--text-light); letter-spacing: 0.08em; transition: color 0.3s; }
  .footer-social a:hover { color: #c9a09a; }

  /* RESPONSIVE */
  @media (max-width: 900px) {
    .listing-hero { grid-template-columns: 1fr; }
    .who-grid { grid-template-columns: 1fr; }
    .note-grid { grid-template-columns: 1fr; }
  }

  @media (max-width: 768px) {
    .header-nav { display: none; }
    .hamburger { display: flex; }
    .header-inner { grid-template-columns: auto 1fr auto; padding: 0 20px; height: 68px; }
    .header-logo { justify-content: flex-start; }
    .header-logo svg { width: 91px; height: 72px; }
    .hamburger { justify-self: end; }
    .listing-hero { margin-top: 68px; }
    .hero-top {
      flex-direction: column;
      align-items: flex-start;
    }
    .hero-top a { align-self: flex-end; display: none; }
    .hero-cta--mobile { display: flex; justify-content: flex-end; margin-top: 20px; }
    .flow-item { grid-template-columns: 48px 1fr; gap: 16px; }
    .footer-top { grid-template-columns: 1fr; text-align: center; }
    .footer-top > div:first-child { display: flex; flex-direction: column; align-items: center; }
    .footer-nav { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px 8px; text-align: center; }
    .footer-bottom { flex-direction: column; gap: 16px; align-items: center; }
    .footer-social { justify-content: center; }
  }