:root {
    --cream: #F8F4EF;
    --warm-white: #FDFAF7;
    --charcoal: #2A2521;
    --muted: #8A8078;
    /* ICHIHA logo colors */
    --ichiha-teal: #204040;
    --ichiha-mint: #B0D0C0;
    /* REI logo: monochrome black */
    --rei-accent: #1A1A1A;
    --rei-bg: #E8E8E4;
    /* Cozyformula logo: warm gold */
    --cozy-accent: #B08050;
    --cozy-bg: #F5EDE0;
    /* BELLEVARY (KV-derived lavender) */
    --belle-accent: #8888C8;
    --belle-dark: #3C3C6E;
    --belle-bg: #EEEEF6;
    /* Shared */
    --gold: #B8A898;
    --gold-light: #E8E8F4;
    --line: rgba(42,37,33,0.12);
    --font-display: 'メイリオ', serif;
    --font-jp: 'メイリオ', serif;
    --font-body:'メイリオ', sans-serif;
  }

  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body {
    background: var(--cream);
    color: var(--charcoal);
    font-family: var(--font-body);
    font-weight: 300;
    line-height: 1.8;
    overflow-x: hidden;
  }

  /* ─── NAV ─── */
  nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 48px;
    height: 72px;
    background: rgba(248,244,239,0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--line);
  }
  .nav-logo {
    font-family: var(--font-body);
    font-size: 18px;
    font-weight: 500;
    letter-spacing: 0.22em;
    text-decoration: none;
    color: var(--ichiha-teal);
    witdh:264px;
  }
  .nav-links {
    display: flex;
    align-items: center;
    gap: 40px;
    list-style: none;
  }
  .nav-links a {
    font-size: 14px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    text-decoration: none;
    color: var(--charcoal);
    font-weight: 400;
    transition: color 0.2s;
  }
  .nav-cart{font-size: 12px;letter-spacing:.15em;color:var(--charcoal);text-decoration:none;padding:7px 18px;border:1px solid var(--charcoal);transition:all .2s;}
.nav-cart:hover{background:var(--charcoal);color:#fff;}

  .nav-links a:hover, .nav-links a.active { color: var(--ichiha-teal); }
  .nav-dropdown { position: relative; }
  .nav-dropdown > a { display: flex; align-items: center; gap: 5px; cursor: pointer; }
  .nav-dropdown > a::after {
    content: '';
    width: 6px; height: 6px;
    border-right: 1px solid currentColor;
    border-bottom: 1px solid currentColor;
    transform: rotate(45deg) translateY(-2px);
    transition: transform 0.2s;
  }
  .nav-dropdown:hover > a::after { transform: rotate(-135deg) translateY(-2px); }
  .dropdown-menu {
    position: absolute;
    top: calc(100% + 16px);
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    background: var(--warm-white);
    border: 1px solid var(--line);
    min-width: 240px;
    padding: 8px 0;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s, transform 0.25s;
  }
  .nav-dropdown:hover .dropdown-menu {
    opacity: 1;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
  }
  .dropdown-menu a {
    display: block;
    padding: 12px 24px;
    font-size: 14px;
    letter-spacing: 0.15em;
    transition: background 0.15s;
    text-transform: none;
  }
  .dropdown-menu a:hover { background: rgba(136,136,200,0.07); }
  .dropdown-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 24px 6px;
  }
  .dropdown-dot { width: 6px; height: 6px; border-radius: 50%; flex-shrink: 0; }
  .dropdown-brand-label {
    font-size: 11px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--muted);
    font-family: var(--font-display);
    font-style: italic;
  }
  .nav-icons { display: flex; align-items: center; gap: 20px; }
  .nav-icons a {
    font-size: 14px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    text-decoration: none;
    color: var(--charcoal);
    font-weight: 400;
    transition: color 0.2s;
  }
  .nav-icons a:hover { color: var(--ichiha-teal); }

  /* ─── HERO ─── */
  .hero {
    min-height: 100vh;
    padding: 140px 80px 100px;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
  }
  .hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
      radial-gradient(ellipse 60% 60% at 80% 40%, rgba(136,136,200,0.10) 0%, transparent 70%),
      radial-gradient(ellipse 40% 50% at 20% 70%, rgba(180,178,200,0.07) 0%, transparent 60%);
  }
  .hero-content { position: relative; max-width: 680px; }
  .hero-eyebrow {
    font-size: 10px;
    letter-spacing: 0.35em;
    text-transform: uppercase;
    color: var(--ichiha-teal);
    font-weight: 400;
    margin-bottom: 28px;
    animation: fadeUp 0.8s ease both;
  }
  .hero-title {
    font-family: var(--font-display);
    font-size: clamp(44px, 6vw, 84px);
    font-weight: 300;
    letter-spacing: 0.04em;
    line-height: 1.2;
    color: var(--charcoal);
    margin-bottom: 20px;
    animation: fadeUp 0.8s 0.12s ease both;
  }
  .hero-title em { font-style: italic; color: var(--gold); }
  .hero-tagline-jp {
    font-family: var(--font-jp);
    font-size: 13px;
    letter-spacing: 0.3em;
    color: var(--muted);
    margin-bottom: 28px;
    animation: fadeUp 0.8s 0.22s ease both;
  }
  .hero-body {
    font-size: 14px;
    line-height: 2;
    color: var(--muted);
    max-width: 500px;
    animation: fadeUp 0.8s 0.32s ease both;
  }
  .scroll-indicator {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 56px;
    font-size: 11px;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--muted);
    animation: fadeUp 0.8s 0.5s ease both;
  }
  .scroll-indicator span {
    display: block;
    width: 1px;
    height: 40px;
    background: #8888C8;
    animation: scrollPulse 2s ease-in-out infinite;
  }

  /* ─── MARQUEE ─── */
  .marquee-bar {
    overflow: hidden;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    padding: 14px 0;
    background: var(--warm-white);
  }
  .marquee-track {
    display: flex;
    gap: 0;
    width: max-content;
    animation: marquee 32s linear infinite;
  }
  .marquee-item {
    font-size: 10px;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--muted);
    padding: 0 40px;
    border-right: 1px solid var(--line);
    white-space: nowrap;
  }

  /* ─── SECTION COMMON ─── */
  section { padding: 120px 80px; max-width: 1400px; margin: 0 auto; }
  .section-label {
    font-size: 11px;
    letter-spacing: 0.35em;
    text-transform: uppercase;
    color: var(--gold);
    font-weight: 400;
    margin-bottom: 16px;
  }
  .section-title {
    font-family: var(--font-display);
    font-size: clamp(28px, 3.5vw, 46px);
    font-weight: 300;
    letter-spacing: 0.04em;
    line-height: 1.35;
    margin-bottom: 24px;
  }
  .section-body {
    font-size: 14px;
    line-height: 2;
    color: var(--muted);
    max-width: 560px;
  }

  /* ─── BRANDS SECTION ─── */
  .brands-section { padding: 120px 80px; }
  .brands-header { text-align: center; margin-bottom: 72px; }
  .brands-header .section-body { margin: 0 auto; text-align: center; }
  .brands-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2px;
    max-width: 1200px;
    margin: 0 auto;
  }
  .brand-card {
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: var(--charcoal);
    background: var(--warm-white);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }
  .brand-card:hover { transform: translateY(-4px); box-shadow: 0 16px 48px rgba(42,37,33,0.08); }
  .brand-card-visual {
    aspect-ratio: 4/3;
    position: relative;
    overflow: hidden;
  }
  .brand-card-bg {
    position: absolute;
    inset: 0;
    transition: transform 0.5s ease;
  }
  .brand-card:hover .brand-card-bg { transform: scale(1.04); }
  .brand-card-bg-rei { background: linear-gradient(135deg, #F0EFEC 0%, #DDDBD6 40%, #B8B5AE 100%); }
  .brand-card-bg-cozy { background: linear-gradient(135deg, #F7EDD8 0%, #E8CF9A 40%, #C49448 100%); }
  .brand-card-bg-belle { background: linear-gradient(135deg, #EEEEF6 0%, #CCCCE8 40%, #9898CC 100%); }
  .brand-card-decoration {
    position: absolute; inset: 0;
    display: flex; align-items: center; justify-content: center;
  }
  .brand-card-circle {
    width: 200px; height: 200px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.6);
    display: flex; align-items: center; justify-content: center;
    position: relative;
  }
  .brand-card-circle::before {
    content: '';
    position: absolute; inset: 20px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.4);
  }
  .brand-card-icon {
    font-family: var(--font-display);
    font-size: 52px; font-weight: 300; font-style: italic;
    color: rgba(255,255,255,0.8); letter-spacing: 0.05em;
  }
  .brand-card-number {
    position: absolute; top: 24px; right: 24px;
    font-family: var(--font-display);
    font-size: 14px; letter-spacing: 0.2em;
    color: rgba(255,255,255,0.7);
  }
  .brand-card-content {
    padding: 36px 40px 44px;
    border-top: 2px solid;
    flex: 1;
  }
  .brand-card:nth-child(1) .brand-card-content { border-color: #1A1A1A; }
  .brand-card:nth-child(2) .brand-card-content { border-color: #B08050; }
  .brand-card:nth-child(3) .brand-card-content { border-color: var(--belle-accent); }
  .brand-card-category {
    font-size: 11px; letter-spacing: 0.3em; text-transform: uppercase;
    margin-bottom: 10px; font-weight: 400;
  }
  .brand-card:nth-child(1) .brand-card-category { color: #1A1A1A; }
  .brand-card:nth-child(2) .brand-card-category { color: #B08050; }
  .brand-card:nth-child(3) .brand-card-category { color: var(--belle-accent); }
  .brand-card-name-en {
    font-family: var(--font-display);
    font-size: 28px; font-weight: 400; letter-spacing: 0.08em; margin-bottom: 4px;
  }
  .brand-card-name-jp {
    font-family: var(--font-jp);
    font-size: 12px; font-weight: 300; letter-spacing: 0.2em;
    color: var(--muted); margin-bottom: 16px;
  }
  .brand-card-concept { font-size: 13px; line-height: 1.9; color: var(--muted); margin-bottom: 28px; }
  .brand-card-link {
    display: inline-flex; align-items: center; gap: 10px;
    font-size: 10px; letter-spacing: 0.25em; text-transform: uppercase;
    color: var(--charcoal); font-weight: 400;
    transition: gap 0.2s, color 0.2s;
  }
  .brand-card:hover .brand-card-link { gap: 16px; color: var(--gold); }
  .brand-card-link::after { content: '→'; font-size: 14px; }

  /* ─── CAMPAIGN / BENEFITS SECTION ─── */
  .campaign-section {
    background: var(--charcoal);
    padding: 0;
    max-width: none;
    overflow: hidden;
  }
  .campaign-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 120px 80px;
  }
  .campaign-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 64px;
    gap: 40px;
  }
  .campaign-header-left {}
  .campaign-section .section-label { color: var(--ichiha-mint); }
  .campaign-section .section-title { color: var(--cream); }
  .campaign-header-note {
    font-size: 12px;
    letter-spacing: 0.1em;
    color: rgba(248,244,239,0.4);
    line-height: 1.8;
    max-width: 300px;
    text-align: right;
  }

  /* キャンペーンカード */
  .campaign-cards {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2px;
    margin-bottom: 2px;
  }
  .campaign-card {
    background: rgba(248,244,239,0.04);
    border: 1px solid rgba(248,244,239,0.08);
    padding: 48px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    position: relative;
    overflow: hidden;
    transition: background 0.3s;
  }
  .campaign-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: var(--gold);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
  }
  .campaign-card:hover { background: rgba(248,244,239,0.07); }
  .campaign-card:hover::before { transform: scaleX(1); }
  .campaign-card-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    align-self: flex-start;
  }
  .badge-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--gold); }
  .badge-label {
    font-size: 11px;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--gold);
    font-weight: 400;
  }
  .campaign-card-tag {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(196,168,130,0.15);
    border: 1px solid rgba(196,168,130,0.3);
    font-size: 11px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gold);
    align-self: flex-start;
  }
  .campaign-card-title {
    font-family: var(--font-display);
    font-size: 26px;
    font-weight: 400;
    letter-spacing: 0.06em;
    color: var(--cream);
    line-height: 1.35;
  }
  .campaign-card-title em { font-style: italic; color: var(--gold); }
  .campaign-card-body {
    font-size: 13px;
    line-height: 1.9;
    color: rgba(248,244,239,0.55);
  }
  .campaign-card-detail {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 4px;
  }
  .campaign-detail-row {
    display: flex;
    align-items: baseline;
    gap: 16px;
  }
  .campaign-detail-label {
    font-size: 11px;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: rgba(248,244,239,0.35);
    width: 60px;
    flex-shrink: 0;
  }
  .campaign-detail-value {
    font-size: 13px;
    letter-spacing: 0.08em;
    color: rgba(248,244,239,0.7);
  }
  .campaign-card-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-top: auto;
    padding-top: 20px;
    font-size: 10px;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: rgba(248,244,239,0.5);
    text-decoration: none;
    font-weight: 400;
    transition: color 0.2s, gap 0.2s;
  }
  .campaign-card:hover .campaign-card-cta { color: var(--gold); gap: 16px; }
  .campaign-card-cta::after { content: '→'; }

  /* 特典リスト（右側サブカラム） */
  .campaign-sub-cards {
    display: flex;
    flex-direction: column;
    gap: 2px;
  }
  .campaign-sub-card {
    background: rgba(248,244,239,0.04);
    border: 1px solid rgba(248,244,239,0.08);
    padding: 32px 36px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    flex: 1;
    transition: background 0.3s;
  }
  .campaign-sub-card:hover { background: rgba(248,244,239,0.07); }
  .sub-card-icon {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 300;
    font-style: italic;
    color: rgba(196,168,130,0.4);
    line-height: 1;
  }
  .sub-card-title {
    font-family: var(--font-jp);
    font-size: 15px;
    font-weight: 400;
    letter-spacing: 0.12em;
    color: var(--cream);
  }
  .sub-card-body {
    font-size: 12px;
    line-height: 1.8;
    color: rgba(248,244,239,0.45);
  }

  /* ボトム：メンバー特典バー */
  .campaign-bottom-bar {
    border-top: 1px solid rgba(248,244,239,0.08);
    padding: 48px 80px;
    max-width: none;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    background: rgba(248,244,239,0.02);
  }
  .benefit-item {
    padding: 32px 40px;
    border-right: 1px solid rgba(248,244,239,0.06);
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
  .benefit-item:last-child { border-right: none; }
  .benefit-num {
    font-family: var(--font-display);
    font-size: 36px;
    font-weight: 300;
    color: #8888C8;
    line-height: 1;
    letter-spacing: -0.02em;
  }
  .benefit-num sup { font-size: 16px; vertical-align: super; }
  .benefit-label {
    font-family: var(--font-jp);
    font-size: 14px;
    letter-spacing: 0.12em;
    color: var(--cream);
    font-weight: 400;
  }
  .benefit-desc {
    font-size: 14px;
    line-height: 1.7;
    color: rgba(248,244,239,0.4);
  }

  /* ─── PHILOSOPHY ─── */
  .philosophy-section {
    background: var(--charcoal);
    color: var(--cream);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    max-width: none;
    padding: 0;
  }
  .philosophy-left {
    padding: 100px 80px;
    border-right: 1px solid rgba(248,244,239,0.1);
  }
  .philosophy-right {
    padding: 100px 80px;
    display: flex; flex-direction: column; justify-content: center; gap: 40px;
  }
  .philosophy-section .section-label { color: var(--ichiha-mint); }
  .philosophy-section .section-title { color: var(--cream); }
  .philosophy-section .section-body { color: rgba(248,244,239,0.6); }
  .philosophy-pillar { display: flex; gap: 24px; align-items: flex-start; }
  .pillar-num {
    font-family: var(--font-display);
    font-size: 36px; font-weight: 300; color: var(--ichiha-mint);
    line-height: 1; flex-shrink: 0; width: 40px;
  }
  .pillar-title {
    font-family: var(--font-jp);
    font-size: 15px; font-weight: 400; letter-spacing: 0.15em;
    color: var(--cream); margin-bottom: 8px;
  }
  .pillar-body { font-size: 13px; line-height: 1.9; color: rgba(248,244,239,0.55); }

  /* ─── CTA BANNER ─── */
  .cta-banner {
    background: #E8E8F4;
    text-align: center;
    padding: 96px 48px;
    max-width: none;
  }
  .cta-banner .section-title { font-size: clamp(28px, 3.5vw, 44px); margin-bottom: 16px; }
  .cta-banner .section-body { margin: 0 auto 48px; text-align: center; }
  .cta-buttons { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
  .btn-primary {
    display: inline-block; padding: 16px 48px;
    background: var(--charcoal); color: var(--cream);
    font-size: 14px; letter-spacing: 0.2em; text-transform: uppercase;
    text-decoration: none; font-weight: 400;
    transition: background 0.25s, transform 0.2s;
  }
  .btn-primary:hover { background: #3C3C6E; transform: translateY(-1px); }
  .btn-outline {
    display: inline-block; padding: 16px 48px;
    border: 1px solid var(--charcoal); color: var(--charcoal);
    font-size: 14px; letter-spacing: 0.2em; text-transform: uppercase;
    text-decoration: none; font-weight: 400;
    transition: background 0.25s, color 0.25s, transform 0.2s;
  }
  .btn-outline:hover { background: #3C3C6E; color: var(--cream); transform: translateY(-1px); }

  /* ─── FOOTER ─── */
  footer {
    background: var(--charcoal);
    color: rgba(248,244,239,0.5);
    padding: 64px 48px 40px;
  }
  .footer-inner {
    max-width: 1200px; margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 64px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(248,244,239,0.1);
    margin-bottom: 32px;
  }
  .footer-brand-name {
    font-family: var(--font-body);
    font-size: 18px; font-weight: 500; letter-spacing: 0.22em;
    color: var(--cream); margin-bottom: 16px;
  }
  .footer-tagline { font-size: 12px; line-height: 1.9; letter-spacing: 0.05em; color: #FFF; }
.footer-col-title{font-size: 11px;letter-spacing:.3em;text-transform:uppercase;color:var(--gold);margin-bottom:16px; font-weight:600;}
  .footer-links { list-style: none; display: flex; flex-direction: column; gap: 12px; }
  .footer-links a { font-size: 12px; letter-spacing: 0.1em; color: #FFF; text-decoration: none; transition: color 0.2s; }
  .footer-links a:hover { color: var(--cream); }
  .footer-bottom {
    max-width: 1200px; margin: 0 auto;
    display: flex; justify-content: space-between; align-items: center;
    font-size: 14px; letter-spacing: 0.1em; color: #FFF;
  }

  /* ─── ANIMATIONS ─── */
  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(32px); }
    to { opacity: 1; transform: translateY(0); }
  }
  @keyframes scrollPulse {
    0%, 100% { opacity: 0.3; } 50% { opacity: 1; }
  }
  @keyframes marquee {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
  }
  .reveal {
    opacity: 0; transform: translateY(24px);
    transition: opacity 0.9s ease, transform 0.9s ease;
  }
  .reveal.visible { opacity: 1; transform: none; }

  /* ─── CONCEPT STRIP ─── */
  .concept-strip {
    max-width: none;
    padding: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
  .concept-strip-left {
    background: var(--ichiha-teal);
    padding: 96px 80px;
    display: flex; flex-direction: column; justify-content: center;
  }
  .concept-strip-right {
    background: var(--cream);
    padding: 96px 80px;
    display: flex; flex-direction: column; justify-content: center;
    border-left: 1px solid var(--line);
  }
  .concept-strip-left .section-label { color: var(--ichiha-mint); }
  .concept-strip-left .section-title { color: white; font-size: clamp(24px,3vw,38px); }
  .concept-etymology {
    margin-top: 32px;
    padding: 24px 28px;
    border: 1px solid rgba(176,208,192,0.2);
    background: rgba(176,208,192,0.06);
  }
  .concept-etymology-label {
    font-size: 8.5px; letter-spacing: .35em; text-transform: uppercase;
    color: var(--ichiha-mint); margin-bottom: 10px;
  }
  .concept-etymology-text {
    font-family: var(--font-jp);
    font-size: 15px; letter-spacing: .15em; color: white;
    line-height: 1.9;
  }
  .concept-etymology-text em {
    font-style: normal; color: var(--ichiha-mint);
  }
  .concept-pillars {
    display: flex; flex-direction: column; gap: 28px;
  }
  .concept-pillar {
    display: flex; gap: 20px; align-items: flex-start;
  }
  .concept-pillar-bar {
    width: 2px; min-height: 48px; flex-shrink: 0;
    margin-top: 4px;
  }
  .concept-pillar-title {
    font-family: var(--font-jp);
    font-size: 14px; letter-spacing: .12em;
    color: var(--charcoal); margin-bottom: 6px;
  }
  .concept-pillar-body {
    font-size: 12.5px; line-height: 1.9; color: var(--muted);
  }

  /* ─── FOUNDER SECTION ─── */
  .founder-section {
    max-width: none; padding: 0;
    background: var(--charcoal);
    display: grid; grid-template-columns: 5fr 4fr;
  }
  .founder-left {
    padding: 96px 80px;
    display: flex; flex-direction: column; justify-content: center;
  }
  .founder-right {
    padding: 96px 72px;
    border-left: 1px solid rgba(248,244,239,0.08);
    display: flex; flex-direction: column; justify-content: center; gap: 32px;
  }
  .founder-section .section-label { color: var(--ichiha-mint); }
  .founder-quote {
    font-family: var(--font-display);
    font-size: clamp(18px, 2.2vw, 26px);
    font-weight: 300; font-style: italic;
    color: rgba(248,244,239,0.9);
    line-height: 1.75; letter-spacing: .04em;
    border-left: 2px solid var(--ichiha-mint);
    padding-left: 24px;
    margin: 24px 0 32px;
  }
  .founder-body {
    font-size: 13px; line-height: 2.1;
    color: rgba(248,244,239,0.5);
    max-width: 520px;
  }
  .founder-sig {
    display: flex; flex-direction: column; gap: 4px;
    margin-top: 36px; padding-top: 28px;
    border-top: 1px solid rgba(248,244,239,0.1);
  }
  .founder-sig-name {
    font-family: var(--font-display);
    font-size: 18px; font-weight: 400; letter-spacing: .1em;
    color: rgba(248,244,239,0.85);
  }
  .founder-sig-title {
    font-size: 10px; letter-spacing: .25em; text-transform: uppercase;
    color: var(--ichiha-mint);
  }
  .founder-link {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 10px; letter-spacing: .22em; text-transform: uppercase;
    color: rgba(248,244,239,0.4); text-decoration: none;
    transition: color .2s, gap .2s;
  }
  .founder-link:hover { color: var(--ichiha-mint); gap: 12px; }
  .founder-link::after { content: '→'; }
  .founder-value {
    display: flex; flex-direction: column; gap: 6px;
    padding: 24px 28px;
    border: 1px solid rgba(248,244,239,0.06);
    background: rgba(248,244,239,0.03);
    transition: background .25s;
  }
  .founder-value:hover { background: rgba(176,208,192,0.06); }
  .founder-value-label {
    font-size: 8.5px; letter-spacing: .3em; text-transform: uppercase;
    color: var(--ichiha-mint);
  }
  .founder-value-text {
    font-family: var(--font-jp);
    font-size: 13px; letter-spacing: .08em;
    color: rgba(248,244,239,0.7); line-height: 1.8;
  }

  /* ─── RESPONSIVE ─── */
  @media (max-width: 900px) {
    nav { padding: 0 24px; }
    .nav-links { gap: 24px; }
    section { padding: 80px 24px; }
    .brands-grid { grid-template-columns: 1fr; }
    .philosophy-section { grid-template-columns: 1fr; }
    .philosophy-left, .philosophy-right { padding: 64px 32px; }
    .footer-inner { grid-template-columns: 1fr 1fr; gap: 40px; }
    .hero { padding: 100px 24px 60px; }
    .campaign-inner { padding: 80px 24px; }
    .campaign-header { flex-direction: column; align-items: flex-start; }
    .campaign-header-note { text-align: left; }
    .campaign-cards { grid-template-columns: 1fr; }
    .campaign-bottom-bar { grid-template-columns: 1fr 1fr; padding: 32px 24px; }
    .concept-strip { grid-template-columns: 1fr; }
    .concept-strip-left, .concept-strip-right { padding: 64px 32px; }
    .founder-section { grid-template-columns: 1fr; }
    .founder-left, .founder-right { padding: 64px 32px; }
    .benefit-item { padding: 24px; }
  }

  /* ─── MOBILE NAV ─── */
  .nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
    background: none;
    border: none;
    z-index: 201;
  }
  .nav-hamburger span {
    display: block;
    width: 24px;
    height: 1.5px;
    background: var(--charcoal);
    transition: transform .3s, opacity .3s;
  }
  .nav-hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
  .nav-hamburger.open span:nth-child(2) { opacity: 0; }
  .nav-hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

  @media (max-width: 768px) {
    .nav-hamburger { display: flex; }
    .nav-links, .nav-icons, .nav-right {
      display: none !important;
    }
    .mobile-menu {
      position: fixed;
      inset: 0;
      top: 68px;
      background: rgba(250,250,248,0.98);
      backdrop-filter: blur(20px);
      z-index: 199;
      display: flex;
      flex-direction: column;
      padding: 40px 32px;
      gap: 0;
      transform: translateX(100%);
      transition: transform .35s cubic-bezier(.4,0,.2,1);
      overflow-y: auto;
    }
    .mobile-menu.open { transform: translateX(0); }
    .mobile-menu-item {
      border-bottom: 1px solid rgba(42,37,33,0.08);
      padding: 0;
    }
    .mobile-menu-link {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 18px 0;
      font-size: 15px;
      letter-spacing: .12em;
      color: var(--charcoal);
      text-decoration: none;
      font-weight: 400;
    }
    .mobile-menu-link-arrow { font-size: 14px; opacity: .4; }
    .mobile-submenu {
      display: none;
      flex-direction: column;
      gap: 0;
      padding: 0 0 12px 16px;
      border-left: 2px solid rgba(42,37,33,0.08);
      margin: 0 0 8px;
    }
    .mobile-submenu.open { display: flex; }
    .mobile-submenu a {
      display: block;
      padding: 10px 0;
      font-size: 13px;
      letter-spacing: .08em;
      color: var(--muted);
      text-decoration: none;
    }
    .mobile-submenu-label {
      font-size: 8px;
      letter-spacing: .3em;
      text-transform: uppercase;
      padding: 10px 0 4px;
      opacity: .5;
    }
    .mobile-menu-actions {
      margin-top: 32px;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .mobile-action-btn {
      display: block;
      text-align: center;
      padding: 14px;
      font-size: 14px;
      letter-spacing: .2em;
      text-transform: uppercase;
      text-decoration: none;
    }
    .mobile-action-primary {
      background: var(--charcoal);
      color: white;
    }
    .mobile-action-outline {
      border: 1px solid var(--charcoal);
      color: var(--charcoal);
    }
  }

  @media (max-width: 768px) {
    /* 余白リセット */
    section { padding: 64px 20px !important; }
    .brands-section { padding: 64px 20px; }
    .products-section, .scene-section, .items-section,
    .howto-section, .tech-section, .testimonials-section,
    .sns-section, .campaign-section { padding: 64px 20px !important; }

    /* Hero */
    .hero { min-height: auto; padding: 100px 24px 56px !important; }
    .hero-title { font-size: clamp(36px,9vw,52px) !important; }
    .hero-right { display: none !important; }
    .hero-ctas { flex-direction: column; }
    .fv { grid-template-columns: 1fr !important; padding: 100px 24px 56px !important; gap: 32px; }
    .fv-right { display: none; }

    /* Brands grid */
    .brands-grid { grid-template-columns: 1fr !important; gap: 2px; }
    .brand-card-content { padding: 24px 24px 32px; }

    /* Collections */
    .collections-grid { grid-template-columns: 1fr !important; }
    .collection-card { aspect-ratio: 4/3 !important; }

    /* Scene */
    .scene-grid { grid-template-columns: 1fr 1fr !important; gap: 2px; }
    .scene-card { padding: 28px 20px; }
    .scene-num { font-size: 28px; }

    /* Items */
    .items-grid { grid-template-columns: repeat(3,1fr) !important; gap: 2px; }
    .item-card { padding: 20px 12px; }
    .item-name-jp { font-size: 12px; }

    /* Products grid */
    .products-grid { grid-template-columns: 1fr 1fr !important; gap: 16px; }
    .lineup-grid { grid-template-columns: 1fr !important; gap: 16px; }
    .ql-grid { grid-template-columns: 1fr !important; }

    /* Campaign */
    .campaign-inner { padding: 64px 20px !important; }
    .campaign-header { flex-direction: column; align-items: flex-start; gap: 16px; }
    .campaign-header-note { text-align: left; max-width: none; }
    .campaign-cards { grid-template-columns: 1fr !important; }
    .campaign-card { padding: 32px 24px; }
    .campaign-sub-cards { flex-direction: column; gap: 2px; }
    .campaign-bottom-bar {
      grid-template-columns: 1fr 1fr !important;
      padding: 32px 20px !important;
    }
    .benefit-item { padding: 20px; border-right: none; border-bottom: 1px solid rgba(248,244,239,0.06); }

    /* Concept / Philosophy */
    .concept-strip { grid-template-columns: 1fr !important; }
    .concept-strip-left, .concept-strip-right { padding: 56px 24px !important; }
    .philosophy-section { grid-template-columns: 1fr !important; }
    .philosophy-left, .philosophy-right { padding: 56px 24px !important; }
    .about-section, .about-strip { grid-template-columns: 1fr !important; }
    .about-left, .about-right { padding: 56px 24px !important; }
    .concept-left, .concept-right { padding: 56px 24px !important; }

    /* Founder */
    .founder-section { grid-template-columns: 1fr !important; }
    .founder-left, .founder-right { padding: 56px 24px !important; }
    .founder-right { border-left: none; border-top: 1px solid rgba(248,244,239,0.08); }

    /* Tech / Howto */
    .tech-grid { grid-template-columns: 1fr 1fr !important; gap: 2px; }
    .tech-card { padding: 28px 20px; }
    .howto-steps { grid-template-columns: 1fr !important; gap: 0; }
    .howto-step { border-right: none !important; border-bottom: 1px solid rgba(136,136,200,0.15); padding: 28px 0; }
    .howto-step:last-child { border-bottom: none; }
    .step-arrow { display: none; }

    /* Testimonials */
    .testimonials-grid { grid-template-columns: 1fr !important; }

    /* Story / Guide */
    .story-grid { grid-template-columns: 1fr !important; gap: 32px; }
    .guide-strip { grid-template-columns: 1fr 1fr !important; }
    .guide-item { padding: 24px 20px; border-right: none; border-bottom: 1px solid var(--line); }

    /* SNS */
    .ig-grid { grid-template-columns: repeat(3,1fr) !important; gap: 2px; }
    .tt-grid { grid-template-columns: 1fr 1fr !important; gap: 12px; }
    .line-panel-inner { grid-template-columns: 1fr !important; padding: 40px 24px !important; }
    .line-right { display: none !important; }
    .sns-follow-bar { gap: 20px; flex-wrap: wrap; justify-content: center; }
    .sns-section { padding: 64px 20px !important; }
    .sns-header { flex-direction: column; align-items: flex-start; gap: 12px; }
    .sns-header-note { text-align: left; }

    /* CTA banner */
    .cta-banner { padding: 64px 24px !important; }
    .cta-buttons { flex-direction: column; align-items: center; }
    .btn-primary, .btn-outline, .btn-p, .btn-o { width: 100%; text-align: center; justify-content: center; padding: 16px 24px; }

    /* Notify */
    .notify-section { padding: 64px 24px; }
    .n-form { flex-direction: column !important; }
    .n-form input, .n-form button { width: 100% !important; }

    /* FAQ */
    .faq-section { padding: 64px 24px; }
    .faq-inner { padding: 0 !important; }

    /* About strip */
    .about-left, .about-right { padding: 56px 24px !important; }

    /* Footer */
    footer { padding: 56px 24px 32px !important; }
    .footer-inner { grid-template-columns: 1fr 1fr !important; gap: 32px !important; }
    .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }

    /* Steps */
    .steps { grid-template-columns: 1fr !important; }
    .step-card { grid-template-columns: 1fr !important; }
    .step-img-area { min-height: 200px; }

    /* Quality cards */
    .quality-cards { grid-template-columns: 1fr 1fr; }

    /* Hero FV */
    .hero-cta, .btn-primary { align-self: stretch; text-align: center; justify-content: center; }

    /* Section title size */
    .section-title, .s-title, .n-title { font-size: clamp(24px,6vw,36px) !important; }
    .hero-brand { font-size: clamp(36px,9vw,52px) !important; }
    .fv-title { font-size: clamp(40px,10vw,60px) !important; }
  }