:root {
    --color-bg: #FFFFFF;
    --color-bg-alt: #F6F5F1;
    --color-bg-dark: #0C0C0C;
    --color-text: #141414;
    --color-text-sub: #565656;
    --color-text-mute: #9A968E;
    --color-border: #E7E4DC;
    --color-accent: #D85A30;
    --color-accent-dark: #BE451E;
    --color-paper: #EFEDE6;
    --color-paper-2: #EAE7DE;
    --color-border-strong: #1c1c1c;
    --slide-transition: 600ms cubic-bezier(0.22, 1, 0.36, 1);
    --font-jp: "Zen Kaku Gothic New", "Noto Sans JP", -apple-system, sans-serif;
    --font-en: "Inter", var(--font-jp);
    --font-mono: "JetBrains Mono", ui-monospace, monospace;
    --container: 1240px;
    --header-h: 80px;
    --radius-pill: 999px;
    --radius-card: 32px;
    --radius-xl: 36px;
    --transition: 240ms cubic-bezier(0.22, 1, 0.36, 1);
    --space-xl: 40px;
    --color-cta-bg: #6B6B6B;
    --color-cta-card-dark: #1F1F1F;
    --color-cta-card-blue: #1B3A8B;
  }
  *, *::before, *::after { box-sizing: border-box; }
  html, body { margin: 0; padding: 0; }
  body {
    font-family: var(--font-jp);
    color: var(--color-text);
    background: var(--color-bg-alt);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
  }
  a { color: inherit; text-decoration: none; }

  /* ===== HEADER ===== */
  /* Fixed/sticky header — visible across all sections */
  body { padding-top: var(--header-h); }
  .site-header {
    position: fixed; top: 0; left: 0; right: 0;
    height: var(--header-h);
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 var(--space-xl);
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    z-index: 100;
  }
  .site-header__logo {
    display: inline-flex; align-items: center;
  }
  .site-header__logo img {
    height: 38px;
    width: auto;
    display: block;
  }
  .site-header__right { display: flex; align-items: center; gap: 36px; }
  .site-header__nav {
    display: flex; gap: 30px;
    font-family: var(--font-en);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.06em;
  }
  .site-header__nav a {
    color: var(--color-text-sub);
    transition: color var(--transition);
    position: relative;
  }
  .site-header__nav a:hover { color: var(--color-text); }
  .site-header__nav a::after {
    content: "";
    position: absolute; left: 0; right: 0; bottom: -6px;
    height: 1px;
    background: var(--color-accent);
    transform: scaleX(0); transform-origin: left;
    transition: transform var(--transition);
  }
  .site-header__nav a:hover::after { transform: scaleX(1); }
  .site-header__contact {
    font-family: var(--font-en);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.06em;
    padding: 10px 22px;
    border-radius: var(--radius-pill);
    background: var(--color-text);
    color: #fff;
    transition: all var(--transition);
    display: inline-flex; align-items: center; gap: 8px;
  }
  .site-header__contact::after {
    content: "→";
    transition: transform var(--transition);
  }
  .site-header__contact:hover { background: var(--color-accent); }
  .site-header__contact:hover::after { transform: translateX(3px); }

  /* Header: 資料ダウンロード button — orange pill right of Contact */
  .site-header__dl {
    font-family: var(--font-jp);
    font-weight: 800;
    font-size: 13px;
    letter-spacing: 0.04em;
    padding: 10px 22px;
    border-radius: var(--radius-pill);
    background: var(--color-accent);
    color: #fff;
    transition: all var(--transition);
    display: inline-flex; align-items: center; gap: 8px;
  }
  .site-header__dl::after {
    content: "↓";
    font-family: var(--font-en);
    transition: transform var(--transition);
  }
  .site-header__dl:hover {
    background: var(--color-accent-dark);
    transform: translateY(-1px);
  }
  .site-header__dl:hover::after { transform: translateY(2px); }

  /* Header: Service nav-dropdown */
  .nav-dropdown { position: relative; }
  .nav-dropdown__trigger {
    /* mirror .site-header__nav a styles inherited from parent */
    display: inline-block;
  }
  .nav-dropdown__menu {
    position: absolute;
    top: 100%;
    left: -16px;
    margin-top: 14px;
    min-width: 260px;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 18px;
    padding: 10px;
    box-shadow: 0 14px 32px -18px rgba(0,0,0,0.22);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: opacity 200ms ease, transform 200ms ease, visibility 0s linear 200ms;
    z-index: 6;
  }
  /* Invisible hover bridge so cursor can travel from trigger to menu without dropping the hover state */
  .nav-dropdown__menu::before {
    content: "";
    position: absolute;
    top: -14px; left: 0; right: 0; height: 14px;
  }
  .nav-dropdown:hover .nav-dropdown__menu,
  .nav-dropdown:focus-within .nav-dropdown__menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    transition: opacity 200ms ease, transform 200ms ease, visibility 0s;
  }
  .nav-dropdown__item {
    display: flex;
    align-items: center;
    gap: 14px;
    width: 100%;
    padding: 10px 14px;
    border: 0;
    background: transparent;
    cursor: pointer;
    border-radius: 10px;
    text-align: left;
    transition: background var(--transition), color var(--transition);
  }
  .nav-dropdown__item:hover {
    background: var(--color-bg-alt);
  }
  .nav-dropdown__num {
    font-family: var(--font-en);
    font-weight: 800;
    font-size: 11px;
    letter-spacing: 0.08em;
    color: var(--color-accent);
  }
  .nav-dropdown__label {
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: 13px;
    color: var(--color-text);
    letter-spacing: 0.02em;
  }
  .nav-dropdown__item:hover .nav-dropdown__label { color: var(--color-accent); }

  /* ===== TOP FV =====
     header is now fixed at body level; .top-fv no longer needs to reserve
     space for it (body has padding-top: var(--header-h)). */
  .top-fv {
    position: relative;
    background: var(--color-bg-alt);
    overflow: hidden;
  }
  .top-fv__topbar {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 40px;
    align-items: center;
    padding: 16px var(--space-xl);
    border-top: 1px solid var(--color-text);
    border-bottom: 1px solid var(--color-text);
    background: var(--color-bg-alt);
  }
  .top-fv__topbar-lines {
    display: flex; gap: 36px; flex-wrap: wrap;
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.04em;
    color: var(--color-text);
  }
  .top-fv__topbar-lines button {
    display: inline-flex; gap: 10px; align-items: baseline;
    position: relative;
    transition: color var(--transition);
    /* reset button defaults */
    border: 0;
    background: transparent;
    padding: 0;
    font: inherit;
    color: inherit;
    letter-spacing: inherit;
    cursor: pointer;
  }
  .top-fv__topbar-lines button:hover { color: var(--color-accent); }
  .top-fv__topbar-lines button i {
    font-family: var(--font-en);
    font-style: normal;
    font-size: 10px;
    font-weight: 800;
    color: var(--color-accent);
    letter-spacing: 0.14em;
  }
  .top-fv__topbar-dl {
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: 12px;
    letter-spacing: 0.06em;
    color: var(--color-text);
    display: inline-flex; align-items: center; gap: 10px;
    padding: 9px 18px;
    border: 1px solid var(--color-text);
    border-radius: var(--radius-pill);
    transition: all var(--transition);
    background: transparent;
  }
  .top-fv__topbar-dl em {
    font-style: normal;
    color: var(--color-accent);
    font-weight: 800;
    font-size: 13px;
    line-height: 1;
    transition: transform var(--transition);
  }
  .top-fv__topbar-dl:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: #fff;
  }
  .top-fv__topbar-dl:hover em { transform: translateY(2px); color: #fff; }

  /* ===== INNER ===== */
  .top-fv__inner {
    /* philosophy と同じ symmetric な viewport 比率マージン（左右 8.3vw、ただし最低 40px） */
    padding: 60px max(40px, 8.3vw) 22px;
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 24px;
    position: relative;
  }
  .top-fv__head {
    grid-column: 1 / 9;
    grid-row: 1;
    margin: 0;
  }
  .top-fv__big {
    font-family: var(--font-en);
    font-weight: 900;
    font-size: clamp(56px, 11vw, 184px);
    line-height: 0.88;
    letter-spacing: -0.045em;
    margin: 0;
  }
  .top-fv__big .top-fv__line { display: block; }
  .top-fv__dot { color: var(--color-accent); }
  .top-fv__subhead {
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: clamp(22px, 2.8vw, 40px);
    line-height: 1.45;
    letter-spacing: 0.02em;
    color: var(--color-text);
    margin: 24px 0 0;
    max-width: 880px;
  }

  /* ===== ASIDE (Knight figure) ===== */
  .top-fv__aside {
    grid-column: 8 / -1;
    grid-row: 1;
    align-self: end;
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding-left: 12px;
  }
  .top-fv__figure {
    width: 100%;
    max-width: 608px;
    margin-left: auto;
    aspect-ratio: 400 / 308;
    transform: translateY(56px);
  }
  .top-fv__figure svg {
    width: 100%; height: 100%;
    display: block;
    overflow: visible;
  }

  /* ===== COPY (now single-line description, lead size) ===== */
  .top-fv__copy {
    grid-column: 1 / 10;
    margin-top: 0;
  }
  .top-fv__lead {
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: 19px;
    line-height: 1.75;
    color: var(--color-text);
    margin: 0;
    letter-spacing: 0.02em;
    max-width: 880px;
  }

  /* ===== FOOTER ===== */
  .top-fv__footer {
    grid-column: 1 / -1;
    margin-top: 64px;
    /* 左に張り出して x=40 (ヘッダー左端) まで到達させる。padding-left が viewport 比率なのでマージンも比率で計算 */
    margin-left: calc(40px - max(40px, 8.3vw));
    padding-top: 20px;
    border-top: 1px solid var(--color-border);
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 32px;
    align-items: center;
    font-family: var(--font-en);
    font-weight: 600;
    font-size: 11px;
    letter-spacing: 0.2em;
    color: var(--color-text-mute);
    text-transform: uppercase;
  }
  .top-fv__footer-scroll {
    display: inline-flex; align-items: center; gap: 12px;
    color: var(--color-text);
    font-weight: 700;
  }
  .top-fv__footer-scroll::after {
    content: "";
    display: inline-block;
    width: 28px; height: 1px;
    background: var(--color-text);
  }
  .top-fv__footer-rule { height: 1px; background: var(--color-border); }
  .top-fv__footer-sign {
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.14em;
    color: var(--color-text);
    text-transform: none;
  }

  /* ===== REVEAL ===== */
  .top-fv__head,
  .top-fv__aside,
  .top-fv__copy,
  .top-fv__footer {
    opacity: 0;
    transform: translateY(14px);
    animation: jReveal 700ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
  }
  .top-fv__head    { animation-delay: 150ms; }
  .top-fv__aside   { animation-delay: 350ms; }
  .top-fv__copy    { animation-delay: 500ms; }
  .top-fv__footer  { animation-delay: 700ms; }
  @keyframes jReveal { to { opacity: 1; transform: translateY(0); } }

  /* ===== KNIGHT VAULT ANIMATION =====
     Trajectory: feet anchor moves in arc, knight flips direction at each side
  */
  .knight {
    transform-box: fill-box;
    transform-origin: center bottom;
    /* linear: ease-in-out fired between every keyframe pair caused stutter.
       Keyframes already approximate a parabolic arc (denser near apex), so
       linear interpolation between them feels physically right and smooth. */
    animation: vault 5.2s linear infinite;
    will-change: transform;
  }
  .knight-shadow {
    animation: vaultShadow 5.2s linear infinite;
    will-change: transform, opacity;
  }
  .bitcoin-coin {
    animation: coinTremor 5.2s ease-in-out infinite;
  }

  @keyframes vault {
    /* === STAND LEFT, FACING RIGHT === */
    0%   { transform: translate(80px,  290px) scaleX(1); }
    5%   { transform: translate(80px,  300px) scaleX(1); }   /* crouch */
    /* === JUMP RIGHT === */
    15%  { transform: translate(120px, 250px) scaleX(1); }   /* takeoff */
    22%  { transform: translate(160px, 215px) scaleX(1); }
    28%  { transform: translate(200px, 197px) scaleX(1); }   /* apex */
    34%  { transform: translate(240px, 215px) scaleX(1); }
    41%  { transform: translate(280px, 250px) scaleX(1); }
    45%  { transform: translate(320px, 300px) scaleX(1); }   /* land */
    49%  { transform: translate(320px, 290px) scaleX(1); }   /* stand right, facing right */
    /* === FLIP TO FACE LEFT (smooth scaleX through 0) === */
    52%  { transform: translate(320px, 290px) scaleX(1); }
    57%  { transform: translate(320px, 290px) scaleX(-1); }  /* now facing left */
    60%  { transform: translate(320px, 300px) scaleX(-1); }  /* crouch facing left */
    /* === JUMP LEFT === */
    66%  { transform: translate(280px, 250px) scaleX(-1); }
    72%  { transform: translate(240px, 215px) scaleX(-1); }
    78%  { transform: translate(200px, 197px) scaleX(-1); }  /* apex */
    84%  { transform: translate(160px, 215px) scaleX(-1); }
    90%  { transform: translate(120px, 250px) scaleX(-1); }
    94%  { transform: translate(80px,  300px) scaleX(-1); }  /* land */
    97%  { transform: translate(80px,  290px) scaleX(-1); }  /* stand left facing left */
    /* === FLIP BACK TO FACE RIGHT === */
    100% { transform: translate(80px,  290px) scaleX(1); }
  }

  @keyframes vaultShadow {
    0%   { transform: translate(80px,  303px) scale(1, 1);    opacity: 0.20; }
    5%   { transform: translate(80px,  303px) scale(1.05, 1); opacity: 0.22; }
    15%  { transform: translate(120px, 303px) scale(0.85, 1); opacity: 0.16; }
    22%  { transform: translate(160px, 303px) scale(0.65, 1); opacity: 0.10; }
    28%  { transform: translate(200px, 303px) scale(0.5, 1);  opacity: 0.07; }
    34%  { transform: translate(240px, 303px) scale(0.65, 1); opacity: 0.10; }
    41%  { transform: translate(280px, 303px) scale(0.85, 1); opacity: 0.16; }
    45%  { transform: translate(320px, 303px) scale(1.05, 1); opacity: 0.22; }
    49%  { transform: translate(320px, 303px) scale(1, 1);    opacity: 0.20; }
    60%  { transform: translate(320px, 303px) scale(1.05, 1); opacity: 0.22; }
    66%  { transform: translate(280px, 303px) scale(0.85, 1); opacity: 0.16; }
    72%  { transform: translate(240px, 303px) scale(0.65, 1); opacity: 0.10; }
    78%  { transform: translate(200px, 303px) scale(0.5, 1);  opacity: 0.07; }
    84%  { transform: translate(160px, 303px) scale(0.65, 1); opacity: 0.10; }
    90%  { transform: translate(120px, 303px) scale(0.85, 1); opacity: 0.16; }
    94%  { transform: translate(80px,  303px) scale(1.05, 1); opacity: 0.22; }
    100% { transform: translate(80px,  303px) scale(1, 1);    opacity: 0.20; }
  }

  /* Tiny coin tremor at each landing moment */
  @keyframes coinTremor {
    0%, 28%, 45%, 49%, 78%, 94%, 100% { transform: translateY(0); }
    15%, 41%, 66%, 90%                { transform: translateY(-1.2px); }
    5%, 60%                           { transform: translateY(0.6px); }
  }

  /* ===== Responsive ===== */
  @media (max-width: 1024px) {
    .top-fv__inner { padding-left: var(--space-xl); }
    .top-fv__head { grid-column: 1 / 8; }
    .top-fv__aside { grid-column: 8 / -1; }
    .top-fv__copy { grid-column: 1 / 10; }
    .top-fv__footer { margin-left: 0; }
  }
  @media (max-width: 768px) {
    .site-header__nav { display: none; }
    .site-header__right { gap: 0; }
    .top-fv__topbar { grid-template-columns: 1fr; gap: 16px; padding: 14px var(--space-xl); }
    .top-fv__topbar-lines { gap: 18px; font-size: 12px; }
    .top-fv__topbar-dl { align-self: flex-start; }
    .top-fv__head { grid-column: 1 / -1; }
    .top-fv__aside { grid-column: 1 / -1; padding-left: 0; margin-top: 32px; }
    .top-fv__figure { margin-left: 0; transform: none; }
    .top-fv__copy { grid-column: 1 / -1; }
    .top-fv__footer { grid-template-columns: 1fr; gap: 16px; }
    .top-fv__footer-rule { display: none; }
  }
  /* =====================================================
     PHILOSOPHY — compact manifesto on paper
     ===================================================== */
  .phi {
    position: relative;
    background: var(--color-bg-alt);
    color: var(--color-text);
    /* 左右マージンを viewport 比率で揃えて、MacBookでも外部モニターでも同じ比率の見え方に */
    padding: 36px max(40px, 8.3vw) 96px;
    overflow: hidden;
  }
  /* (top divider line removed — eyebrow border serves as the section opener) */
  .phi__inner {
    position: relative;
  }

  /* eyebrow row */
  .phi__eyebrow {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 24px;
    align-items: center;
    padding-bottom: 18px;
    border-bottom: 1px solid var(--color-text);
    margin-bottom: 56px;
    /* SCROLL TO EXPLORE と同じく x=40 〜 viewport-40 まで張り出す */
    margin-inline: calc(40px - max(40px, 8.3vw));
    font-family: var(--font-en);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--color-text);
  }
  .phi__eyebrow b { color: var(--color-accent); font-weight: 800; }
  .phi__eyebrow .rule { height: 1px; background: var(--color-text); opacity: 0.18; }
  .phi__eyebrow .date {
    font-family: var(--font-mono);
    font-weight: 500;
    letter-spacing: 0.14em;
    color: var(--color-text-sub);
  }

  /* =====================================================
     1) PHILOSOPHY HERO
     ===================================================== */
  .phi-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: 56px;
    align-items: end;
    padding-bottom: 0;
    margin-bottom: 32px;
  }
  .phi-hero__label {
    display: inline-flex; align-items: baseline; gap: 12px;
    font-family: var(--font-en);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--color-text);
    margin: 0 0 22px;
  }
  .phi-hero__label b { color: var(--color-accent); font-weight: 900; }
  .phi-hero__label .ja {
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: 12px;
    letter-spacing: 0.14em;
    color: var(--color-text-sub);
    text-transform: none;
  }
  .phi-hero__title {
    font-family: var(--font-jp);
    font-weight: 900;
    font-size: clamp(48px, 7vw, 104px);
    line-height: 0.96;
    letter-spacing: -0.01em;
    margin: 0;
  }
  .phi-hero__title .dot { color: var(--color-accent); }
  .phi-hero__title .br { display: block; }
  .phi-hero__body {
    font-family: var(--font-jp);
    font-weight: 500;
    font-size: 15px;
    line-height: 2;
    color: var(--color-text);
    margin: 0;
    letter-spacing: 0.02em;
  }
  .phi-hero__body strong {
    font-weight: 700;
    background: linear-gradient(transparent 60%, rgba(216,90,48,0.18) 60%);
  }

  /* =====================================================
     2) THREE PILLARS: Mission / Core Competence / Commitment
     ===================================================== */
  .phi-pillars {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    border-top: 1px solid var(--color-text);
    border-bottom: 1px solid var(--color-text);
    margin-bottom: 56px;
  }
  .phi-pillar {
    padding: 36px 28px 38px;
    border-right: 1px solid var(--color-border-strong);
    background: var(--color-bg-alt);
    transition: background var(--transition);
    position: relative;
  }
  .phi-pillar:last-child { border-right: none; }
  .phi-pillar:hover { background: var(--color-paper); }
  .phi-pillar__meta {
    display: flex; align-items: baseline; gap: 12px;
    font-family: var(--font-en);
    font-weight: 800;
    font-size: 11px;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--color-text-sub);
    margin-bottom: 16px;
  }
  .phi-pillar__meta b {
    color: var(--color-accent);
    font-weight: 900;
    font-size: 12px;
  }
  .phi-pillar__meta .ja {
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: 11px;
    letter-spacing: 0.14em;
    color: var(--color-text-mute);
    text-transform: none;
  }
  .phi-pillar__title {
    font-family: var(--font-jp);
    font-weight: 900;
    font-size: clamp(20px, 2vw, 26px);
    line-height: 1.45;
    margin: 0 0 18px;
    letter-spacing: 0.01em;
    color: var(--color-text);
  }
  .phi-pillar__title .dot { color: var(--color-accent); }
  .phi-pillar__body {
    font-family: var(--font-jp);
    font-weight: 500;
    font-size: 13.5px;
    line-height: 1.95;
    color: var(--color-text-sub);
    margin: 0;
    letter-spacing: 0.02em;
  }
  .phi-pillar__body strong {
    color: var(--color-text);
    font-weight: 700;
  }

  /* =====================================================
     3) VALUES — 行動指針 (3 items, horizontal list)
     ===================================================== */
  .phi-values {
    position: relative;
  }
  .phi-values__head {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: baseline;
    gap: 24px;
    margin-bottom: 28px;
  }
  .phi-values__label {
    display: inline-flex; align-items: baseline; gap: 12px;
    font-family: var(--font-en);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--color-text);
  }
  .phi-values__label b { color: var(--color-accent); font-weight: 900; }
  .phi-values__label .ja {
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: 12px;
    letter-spacing: 0.14em;
    color: var(--color-text-sub);
    text-transform: none;
  }
  .phi-values__rule {
    height: 1px;
    background: var(--color-text);
    opacity: 0.18;
  }
  .phi-values__caption {
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.04em;
    color: var(--color-text-sub);
  }

  .phi-values__list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
  .phi-value {
    position: relative;
    padding: 26px 24px 26px;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    transition: all var(--transition);
  }
  .phi-value:hover {
    border-color: var(--color-text);
    transform: translateY(-2px);
  }
  .phi-value__num {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 11px;
    letter-spacing: 0.16em;
    color: var(--color-accent);
    margin-bottom: 12px;
    display: block;
  }
  .phi-value__title {
    font-family: var(--font-jp);
    font-weight: 900;
    font-size: 19px;
    line-height: 1.4;
    margin: 0 0 12px;
    letter-spacing: 0.02em;
    color: var(--color-text);
  }
  .phi-value__title em {
    font-style: normal;
    font-family: var(--font-en);
    font-weight: 800;
    color: var(--color-accent);
    font-size: 14px;
    letter-spacing: 0.04em;
    display: block;
    margin-top: 2px;
  }
  /* inline variant: title + sub on the same row (e.g. NFH · Non Fungible Human) */
  .phi-value__title--inline {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 10px;
  }
  .phi-value__title--inline .phi-value__title-main {
    font-size: 19px;
    line-height: 1.4;
  }
  .phi-value__title--inline em {
    display: inline-block;
    margin-top: 0;
    font-size: 11px;
    letter-spacing: 0.08em;
    line-height: 1.3;
    position: relative;
    padding-left: 12px;
  }
  .phi-value__title--inline em::before {
    content: "";
    position: absolute;
    left: 0; top: 50%;
    width: 4px; height: 1px;
    background: var(--color-accent);
    transform: translateY(-50%);
  }
  .phi-value__body {
    font-family: var(--font-jp);
    font-weight: 500;
    font-size: 13px;
    line-height: 1.85;
    color: var(--color-text-sub);
    margin: 0;
    letter-spacing: 0.01em;
  }

  /* =====================================================
     Closing signature
     ===================================================== */
  .phi__sign {
    margin-top: 56px;
    padding-top: 22px;
    border-top: 1px solid var(--color-text);
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 24px;
    font-family: var(--font-en);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--color-text);
  }
  .phi__sign .rule { height: 1px; background: var(--color-text); opacity: 0.18; }
  .phi__sign .ja {
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: 12px;
    letter-spacing: 0.14em;
    color: var(--color-text);
    text-transform: none;
  }
  .phi__sign b { color: var(--color-accent); }

  /* reveal */
  .phi-hero, .phi-pillars, .phi-values, .phi__sign {
    opacity: 0;
    transform: translateY(16px);
    animation: phiReveal 800ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
  }
  .phi-hero    { animation-delay: 120ms; }
  .phi-pillars { animation-delay: 280ms; }
  .phi-values  { animation-delay: 440ms; }
  .phi__sign   { animation-delay: 600ms; }
  @keyframes phiReveal { to { opacity: 1; transform: translateY(0); } }

  /* ===== Responsive ===== */
  @media (max-width: 1024px) {
    .phi-hero { grid-template-columns: 1fr; gap: 28px; }
    .phi-pillars { grid-template-columns: 1fr; }
    .phi-pillar { border-right: none; border-bottom: 1px solid var(--color-border-strong); }
    .phi-pillar:last-child { border-bottom: none; }
    .phi-values__list { grid-template-columns: 1fr; }
  }
  @media (max-width: 768px) {
    .site-header__nav { display: none; }
    .site-topbar { grid-template-columns: 1fr; gap: 16px; padding: 14px var(--space-xl); }
    .site-topbar__lines { gap: 18px; font-size: 12px; }

    .phi { padding: 56px var(--space-xl) 72px; }
    .phi__eyebrow { grid-template-columns: 1fr; gap: 8px; margin-bottom: 36px; }
    .phi__eyebrow .rule { display: none; }
    .phi-hero { margin-bottom: 28px; gap: 20px; }
    .phi-hero__title { font-size: clamp(40px, 11vw, 64px); }
    .phi-hero__body { font-size: 14px; line-height: 1.95; }
    .phi-pillar { padding: 28px 20px 30px; }
    .phi-values__head { grid-template-columns: 1fr; gap: 8px; }
    .phi-values__rule { display: none; }
    .phi__sign { grid-template-columns: 1fr; gap: 8px; }
    .phi__sign .rule { display: none; }
  }

  /* ===== BUSINESS — merged from ichizen_business.html ===== */
  .biz {
    position: relative;
    background: var(--color-bg-alt);
    color: var(--color-text);
    /* philosophy と同じ symmetric な viewport 比率マージン。下は Works への連続性のため詰めめ */
    padding: 64px max(40px, 8.3vw) 28px;
    overflow: hidden;
  }
  .biz__inner {
    position: relative;
  }

  /* Eyebrow */
  .biz__eyebrow {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 24px;
    align-items: center;
    padding-bottom: 18px;
    border-bottom: 1px solid var(--color-text);
    margin-bottom: 32px;
    /* SCROLL TO EXPLORE と同じく x=40 〜 viewport-40 まで張り出す */
    margin-inline: calc(40px - max(40px, 8.3vw));
    font-family: var(--font-en);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--color-text);
  }
  .biz__eyebrow b { color: var(--color-accent); font-weight: 800; }
  .biz__eyebrow .rule { height: 1px; background: var(--color-text); opacity: 0.18; }
  .biz__eyebrow .date {
    font-family: var(--font-mono);
    font-weight: 500;
    letter-spacing: 0.14em;
    color: var(--color-text-sub);
  }

  /* Header row: label + title + nav */
  .biz__header {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: end;
    gap: 32px;
    margin-bottom: 32px;
  }
  .biz__heading {
    display: flex;
    flex-direction: column;
    gap: 14px;
  }
  .biz__label {
    display: inline-flex; align-items: baseline; gap: 12px;
    font-family: var(--font-en);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--color-text);
    margin: 0;
  }
  .biz__label b { color: var(--color-accent); font-weight: 900; }
  .biz__label .ja {
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: 12px;
    letter-spacing: 0.14em;
    color: var(--color-text-sub);
    text-transform: none;
  }
  .biz__title {
    font-family: var(--font-jp);
    font-weight: 900;
    font-size: clamp(28px, 3.4vw, 44px);
    line-height: 1.2;
    letter-spacing: 0.005em;
    margin: 0;
    /* 「実装する。」の途中で改行されないように1行に固定（広めの上限+nowrap） */
    max-width: none;
    white-space: nowrap;
  }
  .biz__title .dot { color: var(--color-accent); }

  /* Top-right counter & controls */
  .biz__controls {
    display: flex;
    align-items: center;
    gap: 14px;
  }
  .biz__counter {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.12em;
    color: var(--color-text);
    display: inline-flex; align-items: baseline; gap: 6px;
    min-width: 64px;
    justify-content: flex-end;
  }
  .biz__counter b {
    font-size: 22px;
    color: var(--color-accent);
    font-weight: 800;
  }
  .biz__counter span { color: var(--color-text-mute); }

  /* Category index bar — clickable overview above the carousel */
  .biz-index {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    /* 5本の縦罫を全部 grid gap (背景透過) で出す。
       item border / container border の二重管理だと 1番右が sub-pixel ずれで
       細く・薄く見える問題が起きるため、罫線を grid gap で一本化。 */
    gap: 1px;
    background: var(--color-border);
    border: 1px solid var(--color-border);
    margin-bottom: 28px;
  }
  .biz-index__item {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 18px 20px;
    border: 0;
    background: var(--color-bg-alt);
    cursor: pointer;
    text-align: left;
    transition: background var(--transition);
    position: relative;
  }
  .biz-index__item:hover { background: var(--color-paper); }
  /* (active-tab top orange underline removed per request) */
  .biz-index__item::after { content: none; }
  .biz-index__item.is-active { background: #fff; }
  .biz-index__item.is-active::after { transform: scaleX(1); }
  .biz-index__num {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 10px;
    letter-spacing: 0.18em;
    color: var(--color-accent);
  }
  .biz-index__name {
    font-family: var(--font-en);
    font-weight: 900;
    font-size: 18px;
    letter-spacing: 0.01em;
    color: var(--color-text);
    line-height: 1.1;
  }
  .biz-index__ja {
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: 12px;
    color: var(--color-text-sub);
    letter-spacing: 0.04em;
  }
  .biz-index__count {
    font-family: var(--font-mono);
    font-weight: 600;
    font-size: 10px;
    letter-spacing: 0.14em;
    color: var(--color-text-mute);
    margin-top: 2px;
  }
  .biz-index__count em {
    font-style: normal;
    color: var(--color-accent);
    font-weight: 700;
  }
  .biz__arrow {
    width: 46px; height: 46px;
    border-radius: 50%;
    border: 1px solid var(--color-text);
    background: transparent;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
    color: var(--color-text);
  }
  .biz__arrow:hover {
    background: var(--color-text);
    color: #fff;
  }
  .biz__arrow:active { transform: scale(0.94); }
  .biz__arrow:disabled {
    opacity: 0.3;
    cursor: not-allowed;
  }
  .biz__arrow svg { width: 16px; height: 16px; }

  /* Viewport */
  .biz-carousel {
    position: relative;
    overflow: hidden;
  }
  .biz-track {
    display: flex;
    transition: transform var(--slide-transition);
    will-change: transform;
  }
  .biz-slide {
    flex: 0 0 100%;
    min-width: 0;
    padding: 0 2px;
  }

  /* Slide content */
  .biz-slide__inner {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 40px 44px 36px;
    display: grid;
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.4fr);
    gap: 44px;
    min-height: 460px;
    position: relative;
    overflow: hidden;
  }
  .biz-slide__inner::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: var(--color-accent);
  }
  /* Decorative big number watermark */
  .biz-slide__watermark {
    position: absolute;
    right: -10px; bottom: -40px;
    font-family: var(--font-en);
    font-weight: 900;
    font-size: 280px;
    line-height: 0.8;
    letter-spacing: -0.04em;
    color: var(--color-paper);
    pointer-events: none;
    user-select: none;
    z-index: 0;
  }

  /* Left column: category meta */
  .biz-slide__meta {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 18px;
    padding-right: 24px;
    border-right: 1px solid var(--color-border);
  }
  .biz-slide__num {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 11px;
    letter-spacing: 0.22em;
    color: var(--color-accent);
  }
  .biz-slide__cat {
    font-family: var(--font-en);
    font-weight: 900;
    font-size: clamp(32px, 3.8vw, 48px);
    line-height: 0.98;
    letter-spacing: -0.015em;
    margin: 0;
    color: var(--color-text);
    word-break: break-word;
  }
  .biz-slide__cat .dot { color: var(--color-accent); }
  .biz-slide__cat-ja {
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 0.06em;
    color: var(--color-text-sub);
    margin: -8px 0 0;
  }
  .biz-slide__desc {
    font-family: var(--font-jp);
    font-weight: 500;
    font-size: 14px;
    line-height: 1.95;
    color: var(--color-text);
    margin: 4px 0 0;
    letter-spacing: 0.01em;
  }
  .biz-slide__desc strong {
    font-weight: 700;
    background: linear-gradient(transparent 60%, rgba(216,90,48,0.18) 60%);
  }
  .biz-slide__count {
    margin-top: auto;
    padding-top: 20px;
    border-top: 1px dashed var(--color-border);
    font-family: var(--font-mono);
    font-weight: 600;
    font-size: 10px;
    letter-spacing: 0.18em;
    color: var(--color-text-mute);
    text-transform: uppercase;
  }
  .biz-slide__count em {
    font-style: normal;
    color: var(--color-accent);
    font-weight: 800;
    font-size: 14px;
    margin-right: 4px;
  }

  /* Right column: services */
  .biz-slide__services {
    position: relative;
    z-index: 1;
    display: grid;
    gap: 12px;
    align-content: start;
  }
  .biz-slide__services--1 { grid-template-columns: 1fr; }
  .biz-slide__services--2 { grid-template-columns: 1fr 1fr; }
  .biz-slide__services--4 { grid-template-columns: 1fr 1fr; }

  .biz-service {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: 18px 20px 18px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
    min-height: 0;
  }
  .biz-service::before {
    content: "";
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 2px;
    background: var(--color-accent);
    transform: scaleY(0);
    transform-origin: top;
    transition: transform var(--transition);
  }
  .biz-service:hover {
    border-color: var(--color-text);
    background: #fff;
  }
  .biz-service:hover::before { transform: scaleY(1); }
  .biz-service__head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 10px;
  }
  .biz-service__num {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 10px;
    letter-spacing: 0.14em;
    color: var(--color-accent);
  }
  .biz-service__tag {
    font-family: var(--font-en);
    font-weight: 700;
    font-size: 10px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-text-mute);
    padding: 4px 10px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
    line-height: 1.2;
  }
  /* Tag variant that keeps its original casing (e.g. SaaS) */
  .biz-service__tag--asis { text-transform: none; }
  /* External-link card variant — whole article tile is clickable, hover lifts
     and shows an ↗ indicator. Used for services that route to an external site
     (BTC Maxi Lab → note, CRYPTO Governance → cryptogov.jp). */
  .biz-service--external {
    display: block;
    text-decoration: none;
    color: inherit;
    cursor: pointer;
    position: relative;
    transition: transform 240ms cubic-bezier(0.22, 1, 0.36, 1);
  }
  .biz-service--external:hover { transform: translateY(-3px); }
  .biz-service--external::after {
    content: "↗";
    position: absolute;
    top: 14px;
    right: 18px;
    font-family: var(--font-en);
    font-size: 18px;
    color: var(--color-text-mute);
    transition: color 240ms ease;
    pointer-events: none;
  }
  .biz-service--external:hover::after { color: var(--color-accent); }

  /* Internal link variant — links to a service page */
  .biz-service--internal {
    display: block;
    text-decoration: none;
    color: inherit;
    cursor: pointer;
    position: relative;
    transition: transform 240ms cubic-bezier(0.22, 1, 0.36, 1);
  }
  .biz-service--internal:hover { transform: translateY(-3px); }
  .biz-service--internal::after {
    content: "→";
    position: absolute;
    top: 14px;
    right: 18px;
    font-family: var(--font-en);
    font-size: 18px;
    color: var(--color-text-mute);
    transition: color 240ms ease, transform 240ms ease;
    pointer-events: none;
  }
  .biz-service--internal:hover::after {
    color: var(--color-accent);
    transform: translateX(4px);
  }

  /* Link variant — same visual size, but clickable */
  .biz-service__tag--link {
    color: var(--color-text);
    border-color: var(--color-text);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all var(--transition);
    cursor: pointer;
  }
  .biz-service__tag--link span {
    font-size: 11px;
    line-height: 1;
    transition: transform var(--transition);
  }
  .biz-service__tag--link:hover {
    background: var(--color-text);
    color: #fff;
    border-color: var(--color-text);
  }
  .biz-service__tag--link:hover span {
    transform: translate(2px, -2px);
  }
  .biz-service__title {
    font-family: var(--font-jp);
    font-weight: 900;
    font-size: 15.5px;
    line-height: 1.4;
    margin: 0;
    letter-spacing: 0.01em;
    color: var(--color-text);
  }
  .biz-service__title em {
    font-style: normal;
    font-family: var(--font-en);
    font-weight: 800;
    color: var(--color-accent);
    font-size: 11px;
    letter-spacing: 0.04em;
    display: block;
    margin-bottom: 2px;
  }
  .biz-service__body {
    font-family: var(--font-jp);
    font-weight: 500;
    font-size: 12.5px;
    line-height: 1.75;
    color: var(--color-text-sub);
    margin: 0;
    letter-spacing: 0.01em;
  }
  .biz-service__cta {
    align-self: flex-start;
    margin-top: 4px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 14px;
    border-radius: var(--radius-pill);
    border: 1px solid var(--color-text);
    font-family: var(--font-en);
    font-weight: 700;
    font-size: 11px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text);
    text-decoration: none;
    transition: all var(--transition);
  }
  .biz-service__cta span {
    font-size: 12px;
    line-height: 1;
    transition: transform var(--transition);
  }
  .biz-service__cta:hover {
    background: var(--color-text);
    color: #fff;
  }
  .biz-service__cta:hover span { transform: translate(2px, -2px); }

  /* Service stack (vertical pair for FUND / MARKETING) */
  .biz-slide__services--stack {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  /* Vertical list variant — title on the left, description on the right (for CONSULTING 4 items) */
  .biz-slide__services--vlist {
    gap: 10px;
  }
  .biz-service--vrow {
    display: grid;
    grid-template-columns: minmax(220px, 0.85fr) minmax(0, 1.4fr);
    gap: 24px;
    align-items: center;
    padding: 16px 20px 16px;
  }
  .biz-service--vrow .biz-service__vmain {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding-right: 24px;
    border-right: 1px solid var(--color-border);
  }
  .biz-service--vrow .biz-service__title {
    font-size: 14.5px;
    line-height: 1.35;
  }
  .biz-service--vrow .biz-service__body {
    font-size: 12px;
    line-height: 1.75;
  }
  @media (max-width: 1024px) {
    .biz-service--vrow {
      grid-template-columns: 1fr;
      gap: 8px;
      padding: 14px 18px;
    }
    .biz-service--vrow .biz-service__vmain {
      padding-right: 0;
      border-right: none;
      padding-bottom: 8px;
      border-bottom: 1px dashed var(--color-border);
    }
  }

  /* Note card variant for BTC Maxi Lab */
  .biz-note {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: 18px 20px 18px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 18px;
    align-items: center;
    text-decoration: none;
    color: inherit;
    transition: all var(--transition);
    position: relative;
  }
  .biz-note::before {
    content: "";
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 2px;
    background: var(--color-accent);
    transform: scaleY(0);
    transform-origin: top;
    transition: transform var(--transition);
  }
  .biz-note:hover {
    border-color: var(--color-text);
    transform: translateY(-1px);
  }
  .biz-note:hover::before { transform: scaleY(1); }
  .biz-note__main { min-width: 0; display: flex; flex-direction: column; gap: 6px; }
  .biz-note__head {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 10px;
    letter-spacing: 0.14em;
    color: var(--color-accent);
  }
  .biz-note__head svg {
    width: 14px; height: 14px;
    color: var(--color-text);
  }
  .biz-note__title {
    font-family: var(--font-jp);
    font-weight: 900;
    font-size: 14.5px;
    line-height: 1.4;
    margin: 0;
    color: var(--color-text);
    letter-spacing: 0.01em;
  }
  .biz-note__title em {
    font-style: normal;
    font-family: var(--font-en);
    font-weight: 800;
    color: var(--color-accent);
    font-size: 11px;
    letter-spacing: 0.04em;
    display: inline-block;
    margin-right: 8px;
  }
  .biz-note__body {
    font-family: var(--font-jp);
    font-weight: 500;
    font-size: 12px;
    line-height: 1.7;
    color: var(--color-text-sub);
    margin: 0;
    letter-spacing: 0.01em;
  }
  .biz-note__cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border-radius: var(--radius-pill);
    border: 1px solid var(--color-text);
    font-family: var(--font-en);
    font-weight: 700;
    font-size: 11px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text);
    white-space: nowrap;
    transition: all var(--transition);
  }
  .biz-note__cta::after { content: "↗"; font-size: 13px; line-height: 1; }
  .biz-note:hover .biz-note__cta {
    background: var(--color-text);
    color: #fff;
  }

  /* PRODUCT — base box layout same as other cards, image occupies right ~30% */
  .biz-service--withimage {
    /* Inherit the same box look as a normal .biz-service:
       padding, background, border, etc. — keep them. */
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.45fr);
    column-gap: 20px;
    align-items: stretch;
    overflow: hidden;
  }
  .biz-service--withimage .biz-service__main {
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 0;
  }
  .biz-service__preview {
    position: relative;
    margin: -18px -20px -18px 0;
    background: linear-gradient(135deg, #f4f3ef 0%, #e8e5dc 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px;
    overflow: hidden;
    border-left: 1px solid var(--color-border);
  }
  .biz-service__preview img {
    max-width: 100%;
    max-height: 100%;
    height: auto;
    object-fit: contain;
    transition: transform 500ms cubic-bezier(0.22, 1, 0.36, 1);
    filter: drop-shadow(0 8px 18px rgba(20,20,20,0.12));
  }
  .biz-service--withimage:hover .biz-service__preview img {
    transform: scale(1.03);
  }

  /* Footer: minimal progress bars (the index above handles category navigation) */
  .biz__footer {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 24px;
    margin-top: 22px;
  }
  .biz__dots {
    display: flex;
    align-items: center;
    gap: 8px;
    justify-self: center;
  }
  .biz__dot {
    position: relative;
    width: 11px;
    height: 11px;
    padding: 0;
    border-radius: 50%;
    background: #fff;
    border: 1px solid var(--color-border-strong);
    transition: background var(--transition), border-color var(--transition);
  }
  .biz__dot::after,
  .biz__dot::before { content: none; }
  .biz__dot:hover { border-color: var(--color-text); }
  .biz__dot.is-active { background: var(--color-accent); border-color: var(--color-accent); }
  .biz__rail-left, .biz__rail-right { height: 1px; background: var(--color-border); }

  /* Reveal on load */
  .biz__eyebrow, .biz__header, .biz-index, .biz-carousel, .biz__footer {
    opacity: 0;
    transform: translateY(12px);
    animation: bizReveal 700ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
  }
  .biz__eyebrow  { animation-delay: 100ms; }
  .biz__header   { animation-delay: 220ms; }
  .biz-index     { animation-delay: 340ms; }
  .biz-carousel  { animation-delay: 460ms; }
  .biz__footer   { animation-delay: 580ms; }
  @keyframes bizReveal { to { opacity: 1; transform: translateY(0); } }

  /* Responsive */
  @media (max-width: 1024px) {
    .biz-slide__inner {
      grid-template-columns: 1fr;
      gap: 28px;
      min-height: 0;
      padding: 32px 28px 30px;
    }
    .biz-slide__meta {
      padding-right: 0;
      border-right: none;
      padding-bottom: 24px;
      border-bottom: 1px solid var(--color-border);
    }
    .biz-slide__watermark { font-size: 200px; right: -20px; bottom: -20px; }
    .biz-service--withimage { grid-template-columns: 1fr; row-gap: 16px; }
    .biz-service--withimage .biz-service__preview {
      margin: 0 -20px -18px -20px;
      border-left: none;
      border-top: 1px solid var(--color-border);
      min-height: 180px;
    }
    .biz-note { grid-template-columns: 1fr; }
    .biz-note__cta { justify-self: start; }
    .biz-index { grid-template-columns: repeat(2, 1fr); }
  }
  @media (max-width: 768px) {
    .site-header__nav { display: none; }
    .site-topbar { grid-template-columns: 1fr; gap: 16px; padding: 14px var(--space-xl); }
    .site-topbar__lines { gap: 18px; font-size: 12px; }

    .biz { padding: 48px var(--space-xl) 56px; }
    .biz__eyebrow { grid-template-columns: 1fr; gap: 8px; margin-bottom: 24px; }
    .biz__eyebrow .rule { display: none; }
    .biz__header { grid-template-columns: 1fr; gap: 20px; }
    .biz__controls { justify-self: end; }
    .biz__title { font-size: clamp(24px, 6vw, 32px); }

    .biz-index { grid-template-columns: 1fr; }
    .biz-index__item { padding: 14px 18px; }

    .biz-slide__inner { padding: 26px 22px 24px; }
    .biz-slide__cat { font-size: clamp(36px, 11vw, 52px); }
    .biz-slide__services--2, .biz-slide__services--4 { grid-template-columns: 1fr; }
    .biz-slide__watermark { font-size: 160px; }

    .biz__footer { grid-template-columns: 1fr; }
    .biz__rail-left, .biz__rail-right { display: none; }
    .biz__dot { width: 36px; }
  }

  /* ===== WORKS — merged from ichizen_works.html ===== */
  .works {
    position: relative;
    background: var(--color-bg-alt);
    padding: 16px 0 56px;
    overflow: hidden;
  }

  /* Marquee viewport
     - Mask gives a soft fade-in/out on both edges so logos
       appear/disappear gracefully rather than popping in.    */
  .works__marquee {
    position: relative;
    overflow: hidden;
    mask-image: linear-gradient(to right,
      transparent 0,
      #000 80px,
      #000 calc(100% - 80px),
      transparent 100%);
    -webkit-mask-image: linear-gradient(to right,
      transparent 0,
      #000 80px,
      #000 calc(100% - 80px),
      transparent 100%);
  }
  .works__track {
    display: flex;
    gap: 0;
    width: max-content;
    animation: worksMarquee 50s linear infinite;
    will-change: transform;
  }
  /* hover-pause removed per request — marquee keeps scrolling on hover */
  @keyframes worksMarquee {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
  }

  /* Individual logo cell */
  .work-logo {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 18px 36px;
    min-width: 200px;
    min-height: 88px;
    border-right: 1px solid var(--color-border);
    background: transparent;
    transition: background var(--transition);
    position: relative;
  }
  .work-logo img {
    max-height: 52px;
    max-width: 160px;
    width: auto;
    height: auto;
    display: block;
    object-fit: contain;
  }

  .work-logo__name {
    font-family: var(--font-en);
    font-weight: 800;
    font-size: 18px;
    letter-spacing: 0.04em;
    color: var(--color-text-sub);
    text-align: center;
    line-height: 1.2;
    transition: color var(--transition);
    text-transform: uppercase;
    white-space: nowrap;
  }
  .work-logo:hover .work-logo__name { color: var(--color-text); }
  .work-logo__name em {
    font-style: normal;
    color: var(--color-text-mute);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.16em;
    display: block;
    margin-top: 3px;
    transition: color var(--transition);
  }
  .work-logo:hover .work-logo__name em { color: var(--color-accent); }

  /* Style variants — different typographic treatments to
     evoke each brand's identity until real logo images are
     swapped in. Replace .work-logo__name innerHTML with an
     <img> later to drop in actual logo assets.              */
  .work-logo__name.is-ja {
    font-family: var(--font-jp);
    font-weight: 900;
    letter-spacing: 0.02em;
    font-size: 17px;
  }
  .work-logo__name.is-serif {
    font-family: "Times New Roman", serif;
    font-weight: 700;
    letter-spacing: 0.06em;
    font-size: 19px;
  }
  .work-logo__name.is-bold {
    font-weight: 900;
    letter-spacing: 0;
    font-size: 20px;
  }
  .work-logo__name.is-thin {
    font-weight: 500;
    letter-spacing: 0.1em;
    font-size: 17px;
  }

  @media (max-width: 768px) {
    .works { padding: 12px 0 40px; }
    .work-logo { min-width: 160px; min-height: 72px; padding: 14px 24px; }
    .work-logo__name { font-size: 16px; }
    .work-logo__name.is-bold, .work-logo__name.is-serif { font-size: 17px; }
  }

  /* ===== NEWS & KNOWLEDGE — merged from ichizen_news_knowledge.html ===== */
  .nk {
    position: relative;
    background: var(--color-bg-alt);
    color: var(--color-text);
    /* philosophy / business と同じ symmetric な viewport 比率マージン */
    padding: 64px max(40px, 8.3vw) 80px;
    overflow: hidden;
  }
  .nk__inner {
    position: relative;
  }

  /* Eyebrow row — same style as Philosophy / Business */
  .nk__eyebrow {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 24px;
    align-items: center;
    padding-bottom: 18px;
    border-bottom: 1px solid var(--color-text);
    /* SCROLL TO EXPLORE と同じく x=40 〜 viewport-40 まで張り出す */
    margin-inline: calc(40px - max(40px, 8.3vw));
    margin-bottom: 40px;
    font-family: var(--font-en);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--color-text);
  }
  .nk__eyebrow b { color: var(--color-accent); font-weight: 800; }
  .nk__eyebrow .rule { height: 1px; background: var(--color-text); opacity: 0.18; }
  .nk__eyebrow .date {
    font-family: var(--font-mono);
    font-weight: 500;
    letter-spacing: 0.14em;
    color: var(--color-text-sub);
  }

  /* Two-column layout — left: news, right: knowledge */
  .nk__grid {
    display: grid;
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1fr);
    gap: 56px;
    align-items: stretch;
  }
  .nk-col { display: flex; flex-direction: column; }
  .nk-col--knowledge { display: flex; flex-direction: column; }

  /* Common: column header */
  .nk-col__head {
    display: grid;
    grid-template-columns: auto auto;
    align-items: baseline;
    justify-content: space-between;
    gap: 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--color-border-strong);
    margin-bottom: 18px;
  }
  .nk-col__label {
    display: inline-flex; align-items: baseline; gap: 12px;
    font-family: var(--font-en);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--color-text);
    margin: 0;
  }
  .nk-col__label b { color: var(--color-accent); font-weight: 900; }
  .nk-col__label .ja {
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: 12px;
    letter-spacing: 0.12em;
    color: var(--color-text-sub);
    text-transform: none;
  }
  .nk-col__more {
    font-family: var(--font-en);
    font-weight: 700;
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-text);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: color var(--transition);
  }
  .nk-col__more::after {
    content: "→";
    transition: transform var(--transition);
  }
  .nk-col__more:hover { color: var(--color-accent); }
  .nk-col__more:hover::after { transform: translateX(3px); }

  /* =====================================================
     NEWS — left column (title-only list)
     -----------------------------------------------------
     The list flex-grows to match the right column's height,
     and items distribute evenly via justify-content. Inner
     padding is small so the dividers sit close to the title.
     ===================================================== */
  .nk-col--news { display: flex; flex-direction: column; min-height: 0; }
  .news-list {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    flex: 1;
  }
  .news-item {
    display: grid;
    grid-template-columns: 90px 1fr;
    gap: 24px;
    align-items: center;
    padding: 0;
    border-bottom: 1px solid var(--color-border);
    transition: transform var(--transition), background var(--transition);
    cursor: pointer;
    position: relative;
    flex: 1 1 0;
    min-height: 0;
  }
  .news-item:last-child { border-bottom: none; }
  .news-item::before {
    content: "";
    position: absolute;
    left: -10px;
    top: 50%;
    transform: translateY(-50%) scaleY(0);
    width: 2px;
    height: 36px;
    background: var(--color-accent);
    transition: transform var(--transition);
  }
  .news-item:hover::before { transform: translateY(-50%) scaleY(1); }
  .news-item:hover { transform: translateX(6px); }

  .news-item__date {
    font-family: var(--font-mono);
    font-weight: 600;
    font-size: 12px;
    letter-spacing: 0.04em;
    color: var(--color-text-mute);
  }

  .news-item__title {
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: 14.5px;
    line-height: 1.65;
    margin: 0;
    color: var(--color-text);
    letter-spacing: 0.01em;
    transition: color var(--transition);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  .news-item:hover .news-item__title { color: var(--color-accent); }

  /* =====================================================
     KNOWLEDGE — right column (eyecatch-led cards)
     ===================================================== */
  .knowledge-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    flex: 1;
  }
  .know-card {
    display: flex;
    flex-direction: column;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    overflow: hidden;
    transition: all var(--transition);
    cursor: pointer;
    text-decoration: none;
    color: inherit;
  }
  .know-card:hover {
    border-color: var(--color-text);
    transform: translateY(-2px);
    box-shadow: 0 12px 28px -16px rgba(20,20,20,0.18);
  }
  .know-card__eye {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--color-paper-2);
  }
  .know-card__eye::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(20,20,20,0.04) 100%);
    pointer-events: none;
  }
  /* Visual placeholder backgrounds — replace with <img src="..."> later.
     Each card gets a distinct gradient + giant typographic background so
     it reads as an editorial cover until real images arrive. */
  .know-card__eye-art {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
  }
  .know-card__eye-art--a { background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%); }
  .know-card__eye-art--b { background: linear-gradient(135deg, #D85A30 0%, #BE451E 100%); }
  .know-card__eye-art--c { background: linear-gradient(135deg, #EAE7DE 0%, #d4cfc1 100%); }
  .know-card__eye-art--d { background: linear-gradient(135deg, #2a3550 0%, #1a2238 100%); }

  .know-card__eye-art .kicker {
    position: absolute;
    top: 14px; left: 16px;
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 9px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    z-index: 2;
  }
  .know-card__eye-art--a .kicker,
  .know-card__eye-art--b .kicker,
  .know-card__eye-art--d .kicker { color: rgba(255,255,255,0.7); }
  .know-card__eye-art--c .kicker { color: var(--color-text-sub); }
  .know-card__eye-art .kicker em { font-style: normal; color: var(--color-accent); margin-right: 4px; }
  .know-card__eye-art--b .kicker em { color: #fff; opacity: 0.8; }

  .know-card__eye-art .big {
    font-family: var(--font-en);
    font-weight: 900;
    font-size: 56px;
    line-height: 0.9;
    letter-spacing: -0.02em;
    text-align: center;
    transform: rotate(-3deg);
    transition: transform 600ms cubic-bezier(0.22, 1, 0.36, 1);
  }
  .know-card:hover .know-card__eye-art .big { transform: rotate(0) scale(1.05); }
  .know-card__eye-art--a .big { color: rgba(255,255,255,0.95); }
  .know-card__eye-art--b .big { color: #fff; }
  .know-card__eye-art--c .big { color: var(--color-text); }
  .know-card__eye-art--d .big { color: rgba(255,255,255,0.95); }
  .know-card__eye-art .big small {
    display: block;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.1em;
    margin-top: 6px;
    opacity: 0.7;
  }

  .know-card__body {
    padding: 14px 16px 16px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex: 1;
  }
  .know-card__meta {
    font-family: var(--font-mono);
    font-weight: 600;
    font-size: 10.5px;
    letter-spacing: 0.08em;
    color: var(--color-text-mute);
  }
  .know-card__title {
    font-family: var(--font-jp);
    font-weight: 900;
    font-size: 14.5px;
    line-height: 1.5;
    margin: 0;
    color: var(--color-text);
    letter-spacing: 0.01em;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color var(--transition);
  }
  .know-card:hover .know-card__title { color: var(--color-accent); }

  /* reveal */
  .nk__eyebrow, .nk__grid {
    opacity: 0;
    transform: translateY(12px);
    animation: nkReveal 700ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
  }
  .nk__eyebrow { animation-delay: 100ms; }
  .nk__grid    { animation-delay: 240ms; }
  @keyframes nkReveal { to { opacity: 1; transform: translateY(0); } }

  /* Responsive */
  @media (max-width: 1024px) {
    .nk__grid { grid-template-columns: 1fr; gap: 48px; }
    .knowledge-grid { grid-template-columns: 1fr 1fr; }
  }
  @media (max-width: 768px) {
    .nk { padding: 48px var(--space-xl) 56px; }
    .nk__eyebrow { grid-template-columns: 1fr; gap: 8px; margin-bottom: 28px; }
    .nk__eyebrow .rule { display: none; }

    .news-item { grid-template-columns: 1fr; gap: 6px; padding: 14px 0; }
    .news-item__title { font-size: 14px; }

    .knowledge-grid { grid-template-columns: 1fr; gap: 14px; }
    .know-card__eye-art .big { font-size: 44px; }
  }

  /* ============================================================
     RECRUIT — rounded card: photo marquee top + accent block bottom
     ============================================================ */
  .recruit-section {
    padding: 64px var(--space-xl);
    background: var(--color-bg-alt);
    opacity: 0;
    transform: translateY(12px);
    animation: bizReveal 800ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
    animation-delay: 100ms;
  }
  .recruit-card {
    position: relative;
    max-width: var(--container);
    margin: 0 auto;
    border-radius: var(--radius-card);
    overflow: hidden;
    background: var(--color-accent);
    box-shadow: 0 16px 40px -20px rgba(20,20,20,0.18);
  }
  .recruit-card__photos {
    position: relative;
    width: 100%;
    height: 280px;
    overflow: hidden;
    background: #1a1a1a;
  }
  .recruit-card__track {
    display: flex;
    gap: 6px;
    width: max-content;
    height: 100%;
    animation: recruitMarquee 48s linear infinite;
    will-change: transform;
  }
  /* hover-pause removed per request — marquee keeps scrolling on hover */
  @keyframes recruitMarquee {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
  }
  .recruit-card__photo {
    flex: 0 0 auto;
    width: 360px;
    height: 100%;
    position: relative;
    overflow: hidden;
    /* LANY風: 暗め + 軽い脱彩度 + わずかなコントラスト UP で映画的なトーンに */
    filter: brightness(0.62) saturate(0.9) contrast(1.05);
  }
  /* Vignette overlay — adds depth and unifies the strip visually */
  .recruit-card__photo::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
      radial-gradient(ellipse at center, transparent 40%, rgba(0,0,0,0.35) 100%),
      linear-gradient(180deg, rgba(0,0,0,0.05) 0%, rgba(0,0,0,0.25) 100%);
    pointer-events: none;
  }
  .recruit-card__photo--1 { background: url('recruit-photos/1.webp') center/cover no-repeat #1a1a1a; }
  .recruit-card__photo--2 { background: url('recruit-photos/2.webp') center/cover no-repeat #1a1a1a; }
  .recruit-card__photo--3 { background: url('recruit-photos/3.webp') center/cover no-repeat #1a1a1a; }
  .recruit-card__photo--4 { background: url('recruit-photos/4.webp') center/cover no-repeat #1a1a1a; }
  .recruit-card__photo--5 { background: url('recruit-photos/5.webp') center/cover no-repeat #1a1a1a; }
  .recruit-card__photo--6 { background: url('recruit-photos/6.webp') center/cover no-repeat #1a1a1a; }
  .recruit-card__head {
    position: absolute;
    top: 28px;
    left: 36px;
    z-index: 3;
    color: #fff;
    pointer-events: none;
  }
  .recruit-card__title {
    font-family: var(--font-en);
    font-weight: 900;
    font-size: clamp(44px, 5vw, 68px);
    line-height: 0.95;
    letter-spacing: -0.02em;
    margin: 0;
    text-shadow: 0 4px 24px rgba(0,0,0,0.45);
  }
  .recruit-card__sub {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-top: 10px;
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.14em;
    color: #fff;
    text-shadow: 0 2px 12px rgba(0,0,0,0.5);
  }
  .recruit-card__sub::before {
    content: "";
    width: 7px; height: 7px;
    border-radius: 50%;
    background: #fff;
  }
  .recruit-card__photos::before {
    content: "";
    position: absolute;
    top: 0; left: 0; bottom: 0;
    width: 480px;
    background: linear-gradient(90deg, rgba(0,0,0,0.45) 0%, transparent 100%);
    z-index: 2;
    pointer-events: none;
  }
  .recruit-card__block {
    position: relative;
    background: var(--color-accent);
    color: #fff;
    padding: 40px 48px 44px;
    overflow: hidden;
  }
  .recruit-card__block::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
      radial-gradient(circle at 88% 30%, rgba(255,255,255,0.1) 0%, transparent 50%),
      radial-gradient(circle at 8% 80%, rgba(255,255,255,0.06) 0%, transparent 50%);
    pointer-events: none;
  }
  .recruit-card__block-inner {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
    gap: 48px;
    align-items: center;
  }
  .recruit-card__copy-title {
    font-family: var(--font-jp);
    font-weight: 900;
    font-size: clamp(22px, 2.6vw, 32px);
    line-height: 1.4;
    letter-spacing: 0.02em;
    margin: 0 0 14px;
    color: #fff;
  }
  .recruit-card__copy-title .dot { color: #fff; opacity: 0.6; }
  .recruit-card__copy-body {
    font-family: var(--font-jp);
    font-weight: 500;
    font-size: 13.5px;
    line-height: 1.85;
    color: rgba(255,255,255,0.82);
    margin: 0;
    letter-spacing: 0.02em;
  }
  .recruit-card__buttons {
    display: flex;
    flex-direction: column;
    gap: 14px;
  }
  .recruit-btn {
    position: relative;
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 14px;
    padding: 16px 18px 16px 26px;
    background: #fff;
    border-radius: var(--radius-pill);
    color: var(--color-text);
    text-decoration: none;
    transition: all var(--transition);
    box-shadow: 0 8px 22px -14px rgba(0,0,0,0.4);
  }
  .recruit-btn__head { display: flex; flex-direction: column; gap: 2px; }
  .recruit-btn__kicker {
    font-family: var(--font-en);
    font-weight: 700;
    font-size: 11px;
    letter-spacing: 0.06em;
    color: var(--color-text-sub);
  }
  .recruit-btn__label {
    font-family: var(--font-jp);
    font-weight: 900;
    font-size: 16px;
    letter-spacing: 0.03em;
    color: var(--color-text);
    line-height: 1.2;
  }
  .recruit-btn__arrow {
    width: 40px; height: 40px;
    border-radius: 50%;
    background: var(--color-accent-dark);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
    flex-shrink: 0;
  }
  .recruit-btn__arrow svg { width: 14px; height: 14px; }
  .recruit-btn:hover { transform: translateY(-2px); box-shadow: 0 14px 32px -14px rgba(0,0,0,0.5); }
  .recruit-btn:hover .recruit-btn__arrow {
    background: var(--color-text);
    transform: translateX(3px);
  }
  @media (max-width: 1024px) {
    .recruit-card__photos { height: 240px; }
    .recruit-card__photo { width: 300px; }
    .recruit-card__block-inner { grid-template-columns: 1fr; gap: 24px; }
    .recruit-card__title { font-size: clamp(40px, 8vw, 60px); }
  }
  @media (max-width: 768px) {
    .recruit-section { padding: 40px 20px; }
    .recruit-card { border-radius: 24px; }
    .recruit-card__photos { height: 200px; }
    .recruit-card__photo { width: 220px; }
    .recruit-card__head { top: 20px; left: 22px; }
    .recruit-card__title { font-size: clamp(36px, 10vw, 52px); }
    .recruit-card__photos::before { width: 280px; }
    .recruit-card__block { padding: 26px 22px 30px; }
    .recruit-card__copy-title { font-size: clamp(20px, 5.6vw, 26px); }
    .recruit-btn__label { font-size: 15px; }
    .recruit-btn__arrow { width: 36px; height: 36px; }
  }

  /* ============================================================
     FOOTER AREA — CTA gray block sitting on top of white footer
     Width: viewport padding `max(40px, 8.3vw)` to match other sections
     ============================================================ */
  .footer-area {
    position: relative;
    background: var(--color-bg);
    overflow: hidden;
  }

  /* ===== CTA (gray block, "grows from footer") ===== */
  .cta {
    position: relative;
    background: var(--color-cta-bg);
    padding: 88px max(40px, 8.3vw) 0;
    z-index: 2;
  }
  .cta__inner {
    position: relative;
  }
  .cta__head {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 48px;
    align-items: start;
    margin-bottom: 40px;
  }
  .cta__title {
    font-family: var(--font-jp);
    font-weight: 900;
    font-size: clamp(22px, 2.6vw, 32px);
    line-height: 1.45;
    letter-spacing: 0.02em;
    margin: 0;
    color: #fff;
    word-break: keep-all;
  }
  .cta__title .dot { color: var(--color-accent); }
  .cta__body {
    font-family: var(--font-jp);
    font-weight: 500;
    font-size: 14.5px;
    line-height: 2;
    color: rgba(255,255,255,0.85);
    margin: 0;
    letter-spacing: 0.02em;
    padding-top: 12px;
  }
  .cta__cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
  .cta-card {
    position: relative;
    aspect-ratio: 1.7 / 1;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    padding: 36px 40px;
    color: #fff;
    text-decoration: none;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
    transition: transform 500ms cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow var(--transition);
    box-shadow: 0 -14px 32px -18px rgba(20,20,20,0.25);
  }
  .cta-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 -22px 42px -18px rgba(20,20,20,0.35);
  }
  .cta-card--dark { background: var(--color-cta-card-dark); }
  .cta-card--blue { background: var(--color-accent); }
  .cta-card__kicker {
    font-family: var(--font-en);
    font-weight: 700;
    font-size: 16px;
    letter-spacing: 0.04em;
    color: rgba(255,255,255,0.55);
  }
  .cta-card__center {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1;
    margin: 16px 0;
  }
  .cta-card__label {
    font-family: var(--font-jp);
    font-weight: 900;
    font-size: clamp(22px, 2.8vw, 32px);
    letter-spacing: 0.04em;
    color: #fff;
    line-height: 1.3;
    text-align: center;
  }
  .cta-card__foot {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 14px;
  }
  .cta-card__more {
    font-family: var(--font-en);
    font-weight: 600;
    font-size: 13px;
    letter-spacing: 0.04em;
    color: rgba(255,255,255,0.65);
    transition: color var(--transition);
  }
  .cta-card__arrow {
    width: 44px; height: 44px;
    border-radius: 50%;
    background: rgba(255,255,255,0.2);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
  }
  .cta-card__arrow svg { width: 14px; height: 14px; }
  .cta-card:hover .cta-card__more { color: #fff; }
  .cta-card:hover .cta-card__arrow {
    background: var(--color-accent);
    transform: translateX(4px);
  }
  /* Accent-bg card: arrow needs a contrasting hover so it doesn't blend in */
  .cta-card--blue:hover .cta-card__arrow { background: var(--color-text); }

  /* ===== FOOTER ===== */
  .footer {
    position: relative;
    padding: 64px max(40px, 8.3vw) 0;
    z-index: 2;
  }
  .footer__inner {
    position: relative;
  }
  .footer__grid {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.6fr) minmax(0, 0.95fr);
    gap: 56px;
    padding-bottom: 56px;
  }
  .footer__brand-logo {
    display: inline-flex;
    align-items: center;
    margin-bottom: 8px;
  }
  .footer__brand-logo img {
    height: 56px;
    width: auto;
    display: block;
  }
  .footer__brand-sub {
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: 11px;
    letter-spacing: 0.3em;
    color: var(--color-text-sub);
    margin-bottom: 36px;
  }
  .footer__socials {
    display: flex;
    gap: 14px;
    margin-bottom: 40px;
  }
  .footer__social {
    width: 36px; height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text);
    transition: color var(--transition), transform var(--transition);
  }
  .footer__social:hover {
    color: var(--color-accent);
    transform: translateY(-2px);
  }
  .footer__social svg { width: 18px; height: 18px; }
  .footer__privacy {
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: 12.5px;
    letter-spacing: 0.06em;
    color: var(--color-text);
    text-decoration: none;
    border-bottom: 1px solid currentColor;
    padding-bottom: 2px;
    transition: color var(--transition);
  }
  .footer__privacy:hover { color: var(--color-accent); }
  .footer__sitemap {
    display: flex;
    flex-direction: column;
    gap: 36px;
  }
  .footer__services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    column-gap: 28px;
    row-gap: 12px;
    margin-top: 14px;
  }
  .footer__sitemap-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    padding-top: 28px;
    border-top: 1px solid var(--color-border);
  }
  .footer__solo-stack {
    display: flex;
    flex-direction: column;
    gap: 14px;
  }
  .footer__group-title {
    font-family: var(--font-jp);
    font-weight: 900;
    font-size: 13.5px;
    letter-spacing: 0.08em;
    color: var(--color-text);
    margin: 0 0 14px;
  }
  .footer__group-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }
  .footer__link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-jp);
    font-weight: 500;
    font-size: 12.5px;
    letter-spacing: 0.04em;
    color: var(--color-text-sub);
    transition: color var(--transition);
    text-decoration: none;
  }
  .footer__link::before {
    content: "—";
    color: var(--color-text-mute);
    font-family: var(--font-mono);
    font-weight: 500;
    margin-right: 4px;
  }
  .footer__link span {
    border-bottom: 1px solid currentColor;
    padding-bottom: 1px;
  }
  .footer__link:hover { color: var(--color-accent); }
  .footer__group--solo .footer__group-title { margin: 0; }
  .footer__group--solo a {
    color: var(--color-text);
    text-decoration: none;
    transition: color var(--transition);
  }
  .footer__group--solo a:hover { color: var(--color-accent); }
  .footer__pills {
    display: flex;
    flex-direction: column;
    gap: 14px;
  }
  .footer-pill {
    position: relative;
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 14px;
    padding: 16px 18px 16px 26px;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
    color: var(--color-text);
    text-decoration: none;
    transition: all var(--transition);
  }
  .footer-pill__label {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-jp);
    font-weight: 900;
    font-size: 14.5px;
    letter-spacing: 0.04em;
    color: var(--color-text);
    line-height: 1.2;
  }
  .footer-pill__icon {
    width: 18px; height: 18px;
    color: var(--color-text);
    display: inline-flex;
  }
  .footer-pill__icon svg { width: 100%; height: 100%; }
  .footer-pill__arrow {
    width: 36px; height: 36px;
    border-radius: 50%;
    background: var(--color-text);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
    flex-shrink: 0;
  }
  .footer-pill__arrow svg { width: 12px; height: 12px; }
  .footer-pill:hover {
    border-color: var(--color-text);
    transform: translateY(-2px);
    box-shadow: 0 10px 22px -14px rgba(0,0,0,0.18);
  }
  .footer-pill:hover .footer-pill__arrow {
    background: var(--color-accent);
    transform: translateX(2px);
  }
  .footer-pill--ext .footer-pill__arrow svg { transform: rotate(-45deg); }
  .footer__bottom {
    position: relative;
    z-index: 3;
    padding: 28px 0 40px;
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 24px;
  }
  .footer__copy {
    font-family: var(--font-en);
    font-weight: 600;
    font-size: 12px;
    letter-spacing: 0.06em;
    color: var(--color-text-sub);
  }
  .footer__pagetop {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    font-family: var(--font-en);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.06em;
    color: var(--color-text);
    cursor: pointer;
    transition: color var(--transition);
  }
  .footer__pagetop:hover { color: var(--color-accent); }
  .footer__pagetop-arrow {
    width: 38px; height: 38px;
    border-radius: 50%;
    background: var(--color-text);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
  }
  .footer__pagetop:hover .footer__pagetop-arrow {
    background: var(--color-accent);
    transform: translateY(-3px);
  }
  .footer__pagetop-arrow svg { width: 12px; height: 12px; }

  /* ===== Background watermark marquee ===== */
  .footer-bg-marquee {
    position: absolute;
    left: 0; right: 0;
    bottom: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
    height: 140px;
    display: flex;
    align-items: flex-end;
  }
  .footer-bg-marquee__track {
    display: flex;
    gap: 0;
    width: max-content;
    animation: bgMarquee 80s linear infinite;
    will-change: transform;
  }
  @keyframes bgMarquee {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
  }
  .footer-bg-marquee__item {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    gap: 48px;
    padding-right: 48px;
    font-family: var(--font-en);
    font-weight: 900;
    font-size: clamp(80px, 11vw, 160px);
    line-height: 1;
    letter-spacing: -0.025em;
    color: rgba(20,20,20,0.05);
    white-space: nowrap;
    user-select: none;
  }
  .footer-bg-marquee__item .sep {
    display: inline-block;
    width: 18px; height: 18px;
    border-radius: 50%;
    background: rgba(216,90,48,0.12);
    margin: 0 12px;
  }

  /* Reveal — uses existing bizReveal keyframe */
  .cta, .footer {
    opacity: 0;
    transform: translateY(12px);
    animation: bizReveal 800ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
  }
  .cta    { animation-delay: 100ms; }
  .footer { animation-delay: 240ms; }

  @media (max-width: 1024px) {
    .cta__head { grid-template-columns: 1fr; gap: 20px; margin-bottom: 32px; }
    .cta__cards { grid-template-columns: 1fr; gap: 18px; }
    .cta-card { aspect-ratio: 2 / 1; }
    .footer__grid { grid-template-columns: 1fr; gap: 48px; padding-bottom: 40px; }
    .footer__services-grid { grid-template-columns: repeat(2, 1fr); }
    .footer__sitemap-row { grid-template-columns: repeat(3, 1fr); }
    .footer__pills { flex-direction: row; flex-wrap: wrap; }
    .footer-pill { flex: 1 1 220px; }
    .footer-bg-marquee { height: 110px; }
  }
  @media (max-width: 768px) {
    .cta { padding: 56px var(--space-xl) 0; }
    .cta-card { padding: 28px 26px; aspect-ratio: 1.4 / 1; }
    .cta-card__label { font-size: clamp(18px, 5.6vw, 24px); }
    .cta-card__arrow { width: 40px; height: 40px; }
    .footer { padding: 48px var(--space-xl) 0; }
    .footer__brand-logo { font-size: 36px; }
    .footer__services-grid { grid-template-columns: 1fr; }
    .footer__sitemap-row { grid-template-columns: 1fr; row-gap: 24px; }
    .footer__pills { flex-direction: column; }
    .footer__bottom { grid-template-columns: 1fr; gap: 16px; padding-bottom: 32px; }
    .footer-bg-marquee { height: 80px; }
    .footer-bg-marquee__item { font-size: clamp(56px, 14vw, 80px); gap: 32px; padding-right: 32px; }
  }

  /* ============================================================
     MOTION — Tier 1 (FV hero) + Tier 2 (section openers)
     ============================================================ */

  /* Tier 1A: Disable parent jReveal on top-fv__head so the title types in
     immediately. .top-fv__big stays opacity 1; chars handle their own reveal. */
  .top-fv__head {
    animation: none;
    opacity: 1;
    transform: none;
  }
  /* Keep each line on one line: chars are inline-block (independently
     wrappable) so without nowrap the parent could break mid-word. */
  .top-fv__big .top-fv__line { white-space: nowrap; }
  .top-fv__big .char {
    display: inline-block;
    opacity: 0;
    animation: charReveal 1ms steps(1) forwards;
  }
  @keyframes charReveal { to { opacity: 1; } }

  /* Orange dot pops in after the last char */
  .top-fv__dot {
    display: inline-block;
    opacity: 0;
    transform: scale(0.5);
    animation: dotPop 400ms cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
    animation-delay: 1050ms;
  }
  @keyframes dotPop { to { opacity: 1; transform: scale(1); } }

  /* Tier 1B: Subhead and lead slide up in sequence after the title finishes */
  .top-fv__subhead, .top-fv__lead {
    opacity: 0;
    transform: translateY(16px);
    animation: heroRelay 600ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
  }
  .top-fv__subhead { animation-delay: 1500ms; }
  .top-fv__lead    { animation-delay: 1750ms; }
  @keyframes heroRelay { to { opacity: 1; transform: translateY(0); } }

  /* Tier 2D: Section titles slide up from below when scrolled into view.
     200ms delay so the eyebrow rule starts first, then the title rises.
     NOTE: .recruit-card__title and .cta__title excluded — IO turned out to
     be unreliable for those (absolute-positioned overlay / bottom-of-page
     intersection edge case), and users reported them looking "disappeared". */
  .phi-hero__title,
  .biz__title {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 1000ms cubic-bezier(0.22, 1, 0.36, 1) 200ms,
                transform 1000ms cubic-bezier(0.22, 1, 0.36, 1) 200ms;
  }
  .phi-hero__title.is-revealed,
  .biz__title.is-revealed {
    opacity: 1;
    transform: translateY(0);
  }

  /* Tier 2E: Eyebrow rule draws in from left when scrolled into view */
  .phi__eyebrow .rule,
  .biz__eyebrow .rule,
  .nk__eyebrow .rule {
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform 800ms cubic-bezier(0.22, 1, 0.36, 1);
  }
  .phi__eyebrow.is-revealed .rule,
  .biz__eyebrow.is-revealed .rule,
  .nk__eyebrow.is-revealed .rule {
    transform: scaleX(1);
  }

  /* Honor reduced-motion preference */
  @media (prefers-reduced-motion: reduce) {
    .top-fv__big .char,
    .top-fv__dot,
    .top-fv__subhead, .top-fv__lead {
      animation: none !important;
      opacity: 1 !important;
      transform: none !important;
    }
    .phi-hero__title, .biz__title {
      opacity: 1 !important;
      transform: none !important;
      transition: none !important;
    }
    .phi__eyebrow .rule, .biz__eyebrow .rule, .nk__eyebrow .rule {
      transform: none !important;
      transition: none !important;
    }
  }

.know-card__eye .know-card__img { position:absolute; inset:0; width:100%; height:100%; object-fit:cover; display:block; z-index:1; }