/* ================================================================
   3125株式会社 — Design System
   Direction: Light & Clean · Green × White × Japanese Serif
   Fonts: Cormorant Garamond (display/logo) · Shippori Mincho B1 (JP)
          DM Mono (labels/numbers)
   ================================================================ */


/* ────────────────────────────────────────────────────────────────
   1. DESIGN TOKENS
──────────────────────────────────────────────────────────────── */
:root {
  /* Backgrounds (light palette) */
  --bg:    #FAFAF8;   /* warm near-white */
  --bg-2:  #F2F1ED;   /* light warm gray */
  --bg-3:  #E9E7E2;   /* medium warm gray */
  --bg-4:  #DEDAD4;   /* border-level gray */

  /* Green accent */
  --green:   #2A6E4B;
  --green-2: rgba(42,110,75,0.45);
  --green-3: rgba(42,110,75,0.12);
  --green-4: rgba(42,110,75,0.06);

  /* Text (dark on light bg) */
  --text:   #141414;
  --text-2: rgba(20,20,20,0.60);
  --text-3: rgba(20,20,20,0.38);
  --text-4: rgba(20,20,20,0.18);

  /* Borders / dividers */
  --line:       rgba(20,20,20,0.10);
  --line-green: rgba(42,110,75,0.18);

  /* Pure white — for text on dark elements (work cards, etc.) */
  --white: #FFFFFF;

  /* Typography */
  --font-display:  'Cormorant Garamond', 'Times New Roman', serif;
  --font-jp:       'Shippori Mincho B1', 'Yu Mincho', 'YuMincho', serif;
  --font-mono:     'DM Mono', 'Courier New', monospace;

  /* Layout */
  --max-w:  1100px;
  --nav-h:  68px;
  --px:     44px;

  /* Easing */
  --ease:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in: cubic-bezier(0.4, 0, 1, 1);
}


/* ────────────────────────────────────────────────────────────────
   2. RESET
──────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-jp);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  line-height: 1.7;
}

img  { display: block; max-width: 100%; }
a    { color: inherit; text-decoration: none; }
ul   { list-style: none; }

:focus-visible {
  outline: 1.5px solid var(--green);
  outline-offset: 3px;
  border-radius: 2px;
}

::-webkit-scrollbar         { width: 4px; }
::-webkit-scrollbar-track   { background: var(--bg); }
::-webkit-scrollbar-thumb   { background: var(--bg-4); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: var(--green); }

@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal-l, .reveal-r { opacity:1!important; transform:none!important; transition:none!important; }
  .ticker__track                 { animation:none!important; }
  .cursor                        { display:none; }
}


/* ────────────────────────────────────────────────────────────────
   3. CUSTOM CURSOR
──────────────────────────────────────────────────────────────── */
* { cursor: none; }

.cursor {
  position: fixed;
  top: 0; left: 0;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--green);
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.08s, width 0.2s var(--ease), height 0.2s var(--ease), background 0.2s;
  will-change: transform;
}

.cursor.hover {
  width: 28px;
  height: 28px;
  background: transparent;
  border: 1px solid var(--green);
}

.cursor.click {
  transform: translate(-50%,-50%) scale(0.7);
}


/* ────────────────────────────────────────────────────────────────
   4. LAYOUT
──────────────────────────────────────────────────────────────── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--px);
}

.nav-spacer { height: var(--nav-h); }

.hr       { height: 1px; background: var(--line); }
.hr--green { background: var(--line-green); }


/* ────────────────────────────────────────────────────────────────
   5. SCROLL REVEAL
──────────────────────────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.reveal-l {
  opacity: 0;
  transform: translateX(-28px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.reveal-r {
  opacity: 0;
  transform: translateX(28px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.reveal.in, .reveal-l.in, .reveal-r.in { opacity: 1; transform: none; }

.d1 { transition-delay: 0.08s; }
.d2 { transition-delay: 0.16s; }
.d3 { transition-delay: 0.24s; }
.d4 { transition-delay: 0.32s; }
.d5 { transition-delay: 0.40s; }


/* ────────────────────────────────────────────────────────────────
   6. TYPOGRAPHY PRIMITIVES
──────────────────────────────────────────────────────────────── */
.label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--green);
}

.heading-xl {
  font-family: var(--font-jp);
  font-size: clamp(2.8rem, 6.5vw, 5.8rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0.04em;
  color: var(--text);
}

.heading-lg {
  font-family: var(--font-jp);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 0.05em;
  color: var(--text);
}

.heading-md {
  font-family: var(--font-jp);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.04em;
  color: var(--text);
}

.heading-en {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: 0.01em;
  color: var(--text);
}

.body-text {
  font-family: var(--font-jp);
  font-size: 0.94rem;
  color: var(--text-2);
  line-height: 1.9;
}

.num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--text-3);
}

.accent { color: var(--green); }


/* ────────────────────────────────────────────────────────────────
   7. BUTTONS & LINKS
──────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1px solid;
  transition: background 0.25s, color 0.25s, border-color 0.25s, transform 0.2s var(--ease);
}

.btn:hover  { transform: translateY(-1px); }
.btn:active { transform: scale(0.97); }

.btn--gold {
  background: var(--green);
  color: var(--white);
  border-color: var(--green);
}
.btn--gold:hover { background: #1f5438; border-color: #1f5438; }

.btn--outline {
  background: transparent;
  color: var(--text);
  border-color: var(--bg-4);
}
.btn--outline:hover { border-color: var(--green); color: var(--green); }

.btn--outline-gold {
  background: transparent;
  color: var(--green);
  border-color: var(--green-2);
}
.btn--outline-gold:hover { background: var(--green-4); border-color: var(--green); }

/* Text arrow link */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green);
  transition: gap 0.25s var(--ease), opacity 0.2s;
}
.link-arrow:hover { gap: 14px; opacity: 0.75; }
.link-arrow svg { flex-shrink: 0; }


/* ────────────────────────────────────────────────────────────────
   8. NAVIGATION
──────────────────────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  border-bottom: 1px solid transparent;
  transition: background 0.4s, border-color 0.4s, box-shadow 0.4s;
}

.nav.scrolled {
  background: rgba(250,250,248,0.94);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom-color: var(--line);
  box-shadow: 0 1px 0 rgba(20,20,20,0.04);
}

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

.nav__logo {
  display: flex;
  align-items: baseline;
  gap: 9px;
}

.nav__logo-num {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  transition: color 0.2s;
}
.nav__logo:hover .nav__logo-num { color: var(--green); }

.nav__logo-sub {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  color: var(--text-3);
  border-left: 1px solid var(--line);
  padding-left: 9px;
}

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

.nav__links a {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-2);
  transition: color 0.2s;
  position: relative;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 1.5px;
  background: var(--green);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}

.nav__links a:hover,
.nav__links a.active { color: var(--text); }
.nav__links a:hover::after,
.nav__links a.active::after { transform: scaleX(1); }

.nav__cta {
  font-family: var(--font-mono) !important;
  font-size: 0.68rem !important;
  letter-spacing: 0.12em !important;
  color: var(--green) !important;
  border: 1px solid var(--green-2);
  padding: 8px 18px;
  transition: background 0.2s, border-color 0.2s, color 0.2s !important;
}
.nav__cta:hover { background: var(--green-4); border-color: var(--green) !important; }
.nav__cta::after { display: none; }

/* ─── Hamburger button ─────────────────────────────────────── */
/* The button itself is the dark blob in the closed state.      */
/* This avoids z-index conflict with the .mobile-menu overlay.  */
.nav__hamburger {
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  border: none;
  padding: 0;
  width: 44px;
  height: 44px;
  cursor: pointer;
  position: relative;
  flex-shrink: 0;
  /* Dark morphing blob background */
  background: #0F0F0D;
  border-radius: 63% 37% 54% 46% / 55% 48% 52% 45%;
  animation: blob-morph 7s linear infinite;
  box-shadow: 0 6px 20px rgba(0,0,0,0.22);
}

/* Freeze blob shape while menu is open */
.nav__hamburger.open {
  animation-play-state: paused;
}

/* The three lines — closing transitions (X → bars): immediate rotate, delayed restore */
.nav__hamburger span {
  display: block;
  width: 22px;
  height: 1.5px;
  /* White lines — always visible on dark button background */
  background: rgba(250,250,248,0.88);
  transform-origin: center;
  position: relative;
  z-index: 1;
  transition:
    transform  200ms cubic-bezier(0.23, 1, 0.32, 1),
    background 250ms ease,
    width      200ms 520ms ease,
    opacity    200ms 520ms ease;
}

/* Open — span 1: rotate down, with 850ms delay (after blob expands) */
.nav__hamburger.open span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
  transition:
    transform  200ms 850ms cubic-bezier(0.23, 1, 0.32, 1);
}

/* Open — span 2: vanish immediately */
.nav__hamburger.open span:nth-child(2) {
  width: 0;
  opacity: 0;
  transition:
    width   150ms ease,
    opacity 150ms ease;
}

/* Open — span 3: rotate up, with 850ms delay */
.nav__hamburger.open span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
  transition:
    transform  200ms 850ms cubic-bezier(0.23, 1, 0.32, 1);
}

/* Nav colour flip when menu is open */
.nav.menu-open .nav__logo-num { color: rgba(250,250,248,0.92); }
.nav.menu-open .nav__logo-sub {
  color: rgba(250,250,248,0.38);
  border-color: rgba(250,250,248,0.18);
}

/* ─── Blob morph keyframes (3125.jp original) ─────────────── */
@keyframes blob-morph {
  0%,100% { border-radius: 63% 37% 54% 46% / 55% 48% 52% 45%; }
     14%  { border-radius: 40% 60% 54% 46% / 49% 60% 40% 51%; }
     28%  { border-radius: 54% 46% 38% 62% / 49% 70% 30% 51%; }
     42%  { border-radius: 61% 39% 55% 45% / 61% 38% 62% 39%; }
     56%  { border-radius: 61% 39% 67% 33% / 70% 50% 50% 30%; }
     70%  { border-radius: 50% 50% 34% 66% / 56% 68% 32% 44%; }
     84%  { border-radius: 46% 54% 50% 50% / 35% 61% 39% 65%; }
}

/* ─── Mobile menu — morphing blob → full-screen ────────────── */
/* Closed: invisible (button provides the dark blob visual).    */
/* Only visible during open animation and when fully open.      */
.mobile-menu {
  position: fixed;
  top:   var(--mm-top,   12px);
  right: var(--mm-right, 14px);
  width:  var(--mm-size, 44px);
  height: var(--mm-size, 44px);
  z-index: 999;
  background: #0F0F0D;
  overflow: hidden;
  border-radius: 63% 37% 54% 46% / 55% 48% 52% 45%;
  animation: blob-morph 7s linear infinite;
  pointer-events: none;
  /* Closed: invisible */
  opacity: 0;
  /* Closing: shrink + reposition, then hide (opacity at end) */
  transition:
    opacity   0s    1080ms,
    top       350ms  720ms cubic-bezier(0.23, 1, 0.32, 1),
    right     350ms  720ms cubic-bezier(0.23, 1, 0.32, 1),
    transform 250ms  720ms ease,
    width     600ms  250ms cubic-bezier(0.23, 1, 0.32, 1),
    height    600ms  250ms cubic-bezier(0.23, 1, 0.32, 1);
}

/* Open: show immediately, reposition then expand */
.mobile-menu.open {
  animation-play-state: paused;
  opacity: 1;
  top:   50%;
  right: 50%;
  transform: translate(50%, -50%);
  width:  200%;
  height: 200%;
  pointer-events: auto;
  transition:
    opacity   0s      0ms,
    top       300ms  400ms cubic-bezier(0.23, 1, 0.32, 1),
    right     300ms  400ms cubic-bezier(0.23, 1, 0.32, 1),
    transform 250ms  400ms ease,
    width     700ms  700ms cubic-bezier(0.23, 1, 0.32, 1),
    height    700ms  700ms cubic-bezier(0.23, 1, 0.32, 1);
}

/* Ghost decorative number */
.mm__ghost {
  position: absolute;
  right: 25%;
  top: 50%;
  transform: translateY(-50%);
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(8rem, 35vw, 20rem);
  font-weight: 800;
  color: rgba(250,250,248,0.04);
  line-height: 1;
  pointer-events: none;
  user-select: none;
  letter-spacing: -0.03em;
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.7s ease 0.5s;
}

.mobile-menu.open .mm__ghost { opacity: 1; }

/* ─── Centered content wrapper ─────────────────────────────── */
.mm__inner {
  position: absolute;
  top:  50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
}

/* ─── Nav links — 3125.jp style ────────────────────────────── */
.mm__nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
}

/* Each item: no borders, centred, 3125.jp margin */
.mm__item {
  width: 100%;
  text-align: center;
  margin: 16px 0;
  padding: 0;
}

/* Reveal: opacity + translateY (3125.jp exact pattern) */
.mm__item-inner {
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(30px);
  transition: opacity 350ms ease, transform 250ms ease;
}

/* Stagger on open — 3125.jp exact timing */
.mobile-menu.open .mm__item:nth-child(1) .mm__item-inner { opacity: 1; visibility: visible; transform: translateY(0); transition-delay: 1400ms; }
.mobile-menu.open .mm__item:nth-child(2) .mm__item-inner { opacity: 1; visibility: visible; transform: translateY(0); transition-delay: 1480ms; }
.mobile-menu.open .mm__item:nth-child(3) .mm__item-inner { opacity: 1; visibility: visible; transform: translateY(0); transition-delay: 1560ms; }
.mobile-menu.open .mm__item:nth-child(4) .mm__item-inner { opacity: 1; visibility: visible; transform: translateY(0); transition-delay: 1640ms; }
.mobile-menu.open .mm__item:nth-child(5) .mm__item-inner { opacity: 1; visibility: visible; transform: translateY(0); transition-delay: 1720ms; }

/* Number labels — hidden */
.mm__num { display: none; }

/* Link — Montserrat 800, uppercase, white, center underline (3125.jp) */
.mm__link {
  font-family: 'Montserrat', sans-serif;
  font-size: 5vh;
  font-weight: 800;
  font-style: normal;
  text-transform: uppercase;
  color: rgba(250,250,248,0.92);
  letter-spacing: 0.05em;
  line-height: 1.2;
  display: inline-block;
  position: relative;
  transition: opacity 0.3s ease;
}

.mm__link:hover { opacity: 0.7; }

/* Underline expands from centre on hover */
.mm__link::after {
  position: absolute;
  bottom: -3px;
  left: 50%;
  content: '';
  width: 0;
  height: 2px;
  background: rgba(250,250,248,0.75);
  transition: width 0.3s ease;
  transform: translateX(-50%);
}

.mm__link:hover::after { width: 100%; }

.mm__link--cta {
  color: var(--green) !important;
}
.mm__link--cta::after { background: var(--green) !important; }
.mm__link--cta:hover { opacity: 0.8 !important; }
.mm__link.active { opacity: 1; color: #fff; }

/* ─── Footer contact strip ─────────────────────────────────── */
.mm__foot {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  text-align: center;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.40s ease, transform 0.40s ease;
}

.mobile-menu.open .mm__foot {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 1.85s;
}

.mm__contact {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 4px 16px;
  font-style: normal;
  align-items: center;
}

.mm__contact a {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.65rem;
  font-weight: 500;
  text-transform: uppercase;
  color: rgba(250,250,248,0.35);
  letter-spacing: 0.08em;
  transition: color 0.2s ease;
}

.mm__contact a:hover { color: rgba(250,250,248,0.75); }

.mm__sep {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.65rem;
  color: rgba(250,250,248,0.20);
}

.mm__addr {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.58rem;
  font-weight: 400;
  color: rgba(250,250,248,0.22);
  letter-spacing: 0.06em;
}


/* ────────────────────────────────────────────────────────────────
   9. FOOTER
──────────────────────────────────────────────────────────────── */
.footer {
  background: #161614;
  border-top: none;
}

.footer__upper {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 52px var(--px) 44px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 40px;
  align-items: start;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.footer__logo {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--white);
  display: block;
  margin-bottom: 6px;
  transition: color 0.2s;
}
.footer__logo:hover { color: rgba(42,110,75,0.9); }

.footer__tagline {
  font-family: var(--font-jp);
  font-size: 0.78rem;
  color: rgba(255,255,255,0.3);
  letter-spacing: 0.08em;
}

.footer__links {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  align-self: center;
  justify-content: center;
}

.footer__links a {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.3);
  transition: color 0.2s;
}
.footer__links a:hover { color: rgba(255,255,255,0.8); }

.footer__contact {
  text-align: right;
}

.footer__contact a {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.45);
  transition: color 0.2s;
  margin-bottom: 4px;
}
.footer__contact a:hover { color: rgba(255,255,255,0.9); }

.footer__lower {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 20px var(--px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

.footer__copy {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.18);
}

.footer__addr {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,0.18);
  font-style: normal;
}


/* ────────────────────────────────────────────────────────────────
   10. TICKER
──────────────────────────────────────────────────────────────── */
.ticker {
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 14px 0;
  background: var(--bg-2);
}

.ticker__track {
  display: flex;
  width: max-content;
  animation: ticker-scroll 30s linear infinite;
}

.ticker__track:hover { animation-play-state: paused; }

.ticker__item {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-3);
  padding: 0 28px;
  white-space: nowrap;
}

.ticker__sep {
  color: var(--green);
  opacity: 0.45;
  display: flex;
  align-items: center;
  flex-shrink: 0;
  font-size: 0.5rem;
}

@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}


/* ────────────────────────────────────────────────────────────────
   11. PAGE HERO (inner pages)
──────────────────────────────────────────────────────────────── */
.page-hero {
  padding: calc(var(--nav-h) + 72px) var(--px) 72px;
  border-bottom: 1px solid var(--line);
  position: relative;
  overflow: hidden;
  background: var(--bg);
}

.page-hero__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

/* Large ghost number in background */
.page-hero__num {
  position: absolute;
  right: -0.04em;
  bottom: -0.18em;
  font-family: var(--font-display);
  font-size: clamp(120px, 18vw, 220px);
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 1px rgba(20,20,20,0.05);
  pointer-events: none;
  user-select: none;
  line-height: 1;
  letter-spacing: -0.04em;
}

.page-hero__label { margin-bottom: 16px; }
.page-hero__title { margin-bottom: 0; }

.page-hero__desc {
  max-width: 380px;
  font-family: var(--font-jp);
  font-size: 0.9rem;
  color: var(--text-2);
  line-height: 1.85;
}


/* ────────────────────────────────────────────────────────────────
   12. HOME HERO
──────────────────────────────────────────────────────────────── */
.home-hero {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--nav-h) + 80px) var(--px) 72px;
  position: relative;
  overflow: hidden;
  background: var(--bg);
}

/* Atmospheric background orbs */
.home-hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.home-hero__orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.home-hero__orb--1 {
  width: 75vw;
  height: 75vw;
  top: -28%;
  right: -18%;
  background: radial-gradient(ellipse at center,
    rgba(42,110,75,0.11) 0%,
    rgba(42,110,75,0.04) 42%,
    transparent 68%
  );
  filter: blur(48px);
}

.home-hero__orb--2 {
  width: 55vw;
  height: 55vw;
  bottom: -18%;
  left: -12%;
  background: radial-gradient(ellipse at center,
    rgba(180,145,52,0.08) 0%,
    transparent 62%
  );
  filter: blur(64px);
}

/* Ghost "3125" — right-edge decorative */
.home-hero__ghost {
  position: absolute;
  top: 50%;
  right: -0.04em;
  transform: translateY(-50%);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(200px, 38vw, 520px);
  color: transparent;
  -webkit-text-stroke: 1px rgba(20,20,20,0.055);
  user-select: none;
  pointer-events: none;
  line-height: 0.85;
  letter-spacing: -0.05em;
  white-space: nowrap;
}

/* Top metadata bar */
.home-hero__topbar {
  position: absolute;
  top: calc(var(--nav-h) + 28px);
  left: var(--px);
  right: var(--px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  pointer-events: none;
}

/* Main content */
.home-hero__inner {
  position: relative;
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
}

/* Eyebrow — green dash + label */
.home-hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 28px;
}

.home-hero__eyebrow-line {
  display: block;
  width: 32px;
  height: 1px;
  background: var(--green);
  flex-shrink: 0;
}

/* Main headline block */
.home-hero__headline {
  margin-bottom: 0;
  line-height: 1;
}

/* 「AIで、」— green qualifier prefix */
.home-hero__display {
  display: block;
  font-family: var(--font-jp);
  font-style: normal;
  font-weight: 700;
  font-size: clamp(2rem, 5vw, 5.2rem);
  color: var(--green);
  letter-spacing: 0.08em;
  line-height: 1;
  margin-bottom: 0.1em;
}

/* 「ビジネスを変える。」— large bold declaration */
.home-hero__display2 {
  display: block;
  font-family: var(--font-jp);
  font-style: normal;
  font-weight: 700;
  font-size: clamp(2.4rem, 6.8vw, 6.8rem);
  color: var(--text);
  letter-spacing: 0.04em;
  line-height: 0.95;
  white-space: nowrap;
}

/* Japanese tagline — secondary, with top rule */
.home-hero__jp-tagline {
  display: block;
  font-family: var(--font-jp);
  font-size: clamp(0.9rem, 1.9vw, 1.25rem);
  font-weight: 500;
  color: var(--text-2);
  letter-spacing: 0.08em;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  margin-bottom: 16px;
}

.home-hero__sub {
  font-family: var(--font-jp);
  font-size: clamp(0.82rem, 1.4vw, 0.96rem);
  color: var(--text-2);
  line-height: 1.88;
  margin-bottom: 36px;
  max-width: 400px;
}

.home-hero__actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 52px;
}

.home-hero__bottom {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.home-hero__tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.home-hero__tag {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
  border: 1px solid var(--line);
  padding: 5px 10px;
  background: var(--bg-2);
}

.home-hero__scroll {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  opacity: 0.35;
}

.home-hero__scroll span {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-3);
}

.home-hero__scroll-line {
  width: 1px;
  height: 36px;
  background: linear-gradient(var(--text-3), transparent);
}


/* ────────────────────────────────────────────────────────────────
   13. SECTION SHELL
──────────────────────────────────────────────────────────────── */
.section {
  padding: 100px var(--px);
}

.section--sm { padding: 72px var(--px); }
.section--lg { padding: 130px var(--px); }
.section--dark  { background: var(--bg); }
.section--dark2 { background: var(--bg-2); }
.section--dark3 { background: var(--bg-3); }

.section__header {
  margin-bottom: 60px;
  max-width: var(--max-w);
  margin-left: auto;
  margin-right: auto;
}

.section__header--row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 60px;
  max-width: var(--max-w);
  margin-left: auto;
  margin-right: auto;
}

.section__num {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.14em;
  color: var(--text-4);
  margin-bottom: 8px;
}

.section__label { margin-bottom: 12px; }
.section__title { margin-bottom: 12px; }

.section__body {
  font-family: var(--font-jp);
  font-size: 0.9rem;
  color: var(--text-2);
  line-height: 1.9;
  max-width: 540px;
}


/* ────────────────────────────────────────────────────────────────
   14. HOME PHILOSOPHY STRIP
──────────────────────────────────────────────────────────────── */
.philosophy-strip {
  padding: 100px var(--px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.philosophy-strip__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 80px;
  align-items: center;
}

.philosophy-strip__quote {
  font-family: var(--font-jp);
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.06em;
  color: var(--text);
}

.philosophy-strip__quote em {
  font-style: normal;
  color: var(--green);
}

.philosophy-strip__body {
  font-family: var(--font-jp);
  font-size: 0.92rem;
  color: var(--text-2);
  line-height: 1.95;
  margin-bottom: 28px;
}


/* ────────────────────────────────────────────────────────────────
   15. SERVICE CARDS (home preview)
──────────────────────────────────────────────────────────────── */
.service-grid {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.service-item {
  background: var(--bg);
  padding: 40px 28px 36px;
  display: flex;
  flex-direction: column;
  transition: background 0.3s;
  position: relative;
  overflow: hidden;
}

.service-item::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--green);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease);
}

.service-item:hover { background: var(--bg-2); }
.service-item:hover::before { transform: scaleX(1); }

.service-item__icon {
  color: var(--green);
  margin-bottom: 24px;
}

.service-item__num {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  color: var(--text-4);
  margin-bottom: 8px;
}

.service-item__title {
  font-family: var(--font-jp);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 10px;
  color: var(--text);
}

.service-item__body {
  font-family: var(--font-jp);
  font-size: 0.8rem;
  color: var(--text-2);
  line-height: 1.8;
  flex: 1;
  margin-bottom: 20px;
}

.service-item__link {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--green);
  opacity: 0.7;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.2s, opacity 0.2s;
}

.service-item:hover .service-item__link { opacity: 1; gap: 10px; }


/* ────────────────────────────────────────────────────────────────
   16. WORKS GRID
──────────────────────────────────────────────────────────────── */
.works-grid {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.work-card {
  background: var(--bg);
  border: 1px solid var(--line);
  padding: 32px 28px 28px;
  display: flex;
  flex-direction: column;
  min-height: 272px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.35s var(--ease), transform 0.35s var(--ease), background 0.35s;
}

/* Green left accent bar */
.work-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--green);
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform 0.45s var(--ease);
}

.work-card:hover {
  border-color: var(--line-green);
  transform: translateY(-3px);
  background: var(--green-4);
}
.work-card:hover::before { transform: scaleY(1); }

.work-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.work-card__label {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--green);
  background: var(--green-4);
  border: 1px solid var(--green-3);
  padding: 4px 10px;
}

/* Photo label — warm amber accent */
[data-cat="photo"] .work-card__label {
  color: #9a6a2a;
  background: rgba(200, 150, 60, 0.08);
  border-color: rgba(200, 150, 60, 0.22);
}

.work-card__year {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  color: var(--text-4);
}

.work-card__num {
  font-family: var(--font-display);
  font-size: clamp(3rem, 5.5vw, 5rem);
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 1px rgba(20,20,20,0.06);
  line-height: 0.9;
  letter-spacing: -0.04em;
  margin-bottom: 14px;
  user-select: none;
  pointer-events: none;
}

.work-card__name {
  font-family: var(--font-jp);
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.55;
  letter-spacing: 0.02em;
  color: var(--text);
  flex: 1;
  margin-bottom: 20px;
}

.work-card__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  margin-top: auto;
}

.work-card__industry {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-3);
}

.work-card__arrow {
  font-size: 1rem;
  line-height: 1;
  color: var(--text-4);
  transition: color 0.2s, transform 0.3s var(--ease);
}
.work-card:hover .work-card__arrow {
  color: var(--green);
  transform: translateX(5px);
}

/* Works filter (works.html) */
.works-filter {
  display: flex;
  gap: 0;
  flex-wrap: wrap;
  margin-bottom: 48px;
  border-bottom: 1px solid var(--line);
  max-width: var(--max-w);
  margin-left: auto;
  margin-right: auto;
}

.filter-btn {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
  padding: 12px 20px;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  transition: color 0.2s, border-color 0.2s;
  margin-bottom: -1px;
}

.filter-btn:hover { color: var(--text-2); }
.filter-btn.active { color: var(--green); border-bottom-color: var(--green); }


/* ────────────────────────────────────────────────────────────────
   17. HOME CTA
──────────────────────────────────────────────────────────────── */
.home-cta {
  padding: 120px var(--px);
  text-align: center;
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--line);
}

.home-cta__glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 60% at 50% 100%, rgba(42,110,75,0.07) 0%, transparent 65%);
  pointer-events: none;
}

.home-cta__title {
  font-family: var(--font-jp);
  font-size: clamp(2rem, 4.5vw, 4rem);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: 0.06em;
  color: var(--text);
  margin-bottom: 16px;
}

.home-cta__sub {
  font-family: var(--font-jp);
  font-size: 0.9rem;
  color: var(--text-2);
  line-height: 1.85;
  max-width: 420px;
  margin: 0 auto 40px;
}

.home-cta__actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}


/* ────────────────────────────────────────────────────────────────
   18. ABOUT PAGE
──────────────────────────────────────────────────────────────── */
.concept-panels {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.concept-panel {
  padding: 56px 44px 48px;
  min-height: 420px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--bg-2);
  transition: border-color 0.3s, background 0.3s;
}

.concept-panel:hover { border-color: var(--line-green); background: var(--bg-3); }

.concept-panel__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.concept-panel--beauty .concept-panel__bg {
  background: radial-gradient(ellipse 70% 60% at 80% 20%, rgba(42,110,75,0.06) 0%, transparent 65%);
}

.concept-panel--freedom .concept-panel__bg {
  background: radial-gradient(ellipse 70% 60% at 20% 80%, rgba(42,110,75,0.04) 0%, transparent 65%);
}

.concept-panel__deco {
  position: absolute;
  top: 32px; right: 32px;
  opacity: 0.08;
  color: var(--green);
}

.concept-panel__num {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  color: var(--text-4);
  margin-bottom: 10px;
}

.concept-panel__key {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--green);
  margin-bottom: 12px;
}

.concept-panel__title {
  font-family: var(--font-jp);
  font-size: clamp(1.4rem, 2.2vw, 1.9rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.35;
  color: var(--text);
  margin-bottom: 14px;
}

.concept-panel__body {
  font-family: var(--font-jp);
  font-size: 0.85rem;
  color: var(--text-2);
  line-height: 1.9;
  margin-bottom: 22px;
  flex: 1;
}

/* Team */
.team-grid {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.team-card {
  background: var(--bg);
  padding: 44px 32px;
  transition: background 0.3s;
}

.team-card:hover { background: var(--bg-2); }

.team-card__avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 1.5px solid var(--line-green);
  background: var(--bg-3);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--green);
  letter-spacing: -0.02em;
}

.team-card__role {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 8px;
}

.team-card__name {
  font-family: var(--font-jp);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text);
  margin-bottom: 12px;
}

.team-card__name-en {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--text-3);
  display: block;
  margin-bottom: 16px;
}

.team-card__bio {
  font-family: var(--font-jp);
  font-size: 0.8rem;
  color: var(--text-2);
  line-height: 1.85;
}


/* ────────────────────────────────────────────────────────────────
   19. SERVICES PAGE
──────────────────────────────────────────────────────────────── */

/* Alternate section tint */
.svc-section--alt { background: var(--bg-2); }

/* Service block container */
.svc {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 88px var(--px) 84px;
  position: relative;
  overflow: hidden;
}

/* Eyebrow metadata row */
.svc__meta {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 44px;
}

.svc__num {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  color: var(--green);
}

.svc__sep {
  display: block;
  width: 28px;
  height: 1px;
  background: var(--line);
  flex-shrink: 0;
}

.svc__en {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.16em;
  color: var(--text-4);
  text-transform: uppercase;
}

/* Two-column main grid */
.svc__main {
  display: grid;
  grid-template-columns: 1fr 0.72fr;
  gap: 72px;
  align-items: start;
  position: relative;
  z-index: 1;
}

/* Small icon */
.svc__icon {
  color: var(--green);
  margin-bottom: 14px;
}

/* Service title */
.svc__title {
  font-family: var(--font-jp);
  font-size: clamp(2rem, 3.8vw, 3rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.22;
  color: var(--text);
  margin-bottom: 20px;
}

/* Body description */
.svc__body {
  font-family: var(--font-jp);
  font-size: 0.9rem;
  color: var(--text-2);
  line-height: 2;
  margin-bottom: 36px;
}

/* Feature list — right column */
.svc__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.svc__list li {
  font-family: var(--font-jp);
  font-size: 0.84rem;
  color: var(--text-2);
  padding: 14px 0 14px 22px;
  border-bottom: 1px solid var(--line);
  position: relative;
  transition: color 0.2s ease, padding-left 0.22s ease;
}

.svc__list li:first-child { border-top: 1px solid var(--line); }

.svc__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 1px;
  background: var(--green);
  transition: width 0.25s ease;
}

.svc__list li:hover {
  color: var(--text);
  padding-left: 28px;
}

.svc__list li:hover::before { width: 16px; }

/* Ghost background number */
.svc__ghost {
  position: absolute;
  bottom: -0.12em;
  right: -0.02em;
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(9rem, 19vw, 19rem);
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 1px rgba(42,110,75,0.07);
  line-height: 1;
  pointer-events: none;
  user-select: none;
  z-index: 0;
  white-space: nowrap;
}

/* Responsive */
@media (max-width: 900px) {
  .svc__main {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .svc { padding: 64px var(--px) 60px; }
  .svc__ghost {
    font-size: clamp(5.5rem, 26vw, 8rem);
    bottom: auto;
    top: 8px;
    opacity: 0.7;
  }
}


/* ────────────────────────────────────────────────────────────────
   20. COMPANY PAGE
──────────────────────────────────────────────────────────────── */
.company-layout {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.info-table { width: 100%; }

.info-row {
  display: flex;
  gap: 20px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}

.info-row:last-child { border-bottom: none; }

.info-key {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  color: var(--text-3);
  min-width: 120px;
  flex-shrink: 0;
  padding-top: 2px;
}

.info-val {
  font-family: var(--font-jp);
  font-size: 0.88rem;
  color: var(--text-2);
  line-height: 1.65;
}

.info-val a {
  color: var(--green);
  transition: opacity 0.2s;
}
.info-val a:hover { opacity: 0.72; }

/* Map visualization */
.map-vis {
  border: 1px solid var(--line);
  background: var(--bg-2);
  overflow: hidden;
}

.map-vis__area {
  height: 260px;
  position: relative;
  overflow: hidden;
}

.map-vis__iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  filter: saturate(0.85) contrast(0.95);
}

.map-vis__footer {
  padding: 14px 20px;
  border-top: 1px solid var(--line);
}

/* Contact chips */
.contact-chips {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 12px;
}

.contact-chip {
  background: var(--bg);
  border: 1px solid var(--line);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  text-decoration: none;
  transition: border-color 0.2s, background 0.2s;
}

.contact-chip:hover { border-color: var(--line-green); background: var(--green-4); }

.contact-chip__lbl {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-4);
}

.contact-chip__val {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--green);
  letter-spacing: 0.04em;
}


/* ────────────────────────────────────────────────────────────────
   21. CONTACT PAGE
──────────────────────────────────────────────────────────────── */
.contact-layout {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: start;
}

.contact-info__title {
  font-family: var(--font-jp);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text);
  margin-bottom: 14px;
}

.contact-info__body {
  font-family: var(--font-jp);
  font-size: 0.86rem;
  color: var(--text-2);
  line-height: 1.9;
  margin-bottom: 36px;
}

.contact-detail {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 36px;
}

.contact-detail__item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.contact-detail__icon { color: var(--green); flex-shrink: 0; margin-top: 2px; }

.contact-detail__key {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 3px;
}

.contact-detail__val {
  font-family: var(--font-jp);
  font-size: 0.85rem;
  color: var(--text-2);
  line-height: 1.6;
}

.contact-detail__val a { color: var(--green); }

/* Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.form-group { display: flex; flex-direction: column; gap: 7px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}

.form-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
}

.form-label .req { color: var(--green); margin-left: 3px; }

.form-input,
.form-select,
.form-textarea {
  background: var(--white);
  border: 1px solid var(--bg-4);
  color: var(--text);
  font-family: var(--font-jp);
  font-size: 0.88rem;
  padding: 13px 16px;
  outline: none;
  transition: border-color 0.2s, background 0.2s;
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
}

.form-input::placeholder,
.form-textarea::placeholder { color: var(--text-4); }

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--green-2);
  background: var(--bg);
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='rgba(42,110,75,0.6)' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-color: var(--white);
  padding-right: 36px;
}

.form-select option { background: var(--white); color: var(--text); }

.form-textarea { resize: vertical; min-height: 140px; }

.form-submit {
  align-self: flex-start;
  margin-top: 6px;
}

.form-note {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  color: var(--text-4);
  line-height: 1.7;
}


/* ────────────────────────────────────────────────────────────────
   22. RESPONSIVE
──────────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  :root { --px: 28px; }

  .service-grid            { grid-template-columns: repeat(2, 1fr); }
  .works-grid              { grid-template-columns: repeat(2, 1fr); }
  .company-layout          { grid-template-columns: 1fr; gap: 52px; }
  .contact-layout          { grid-template-columns: 1fr; gap: 52px; }
  .concept-panels          { grid-template-columns: 1fr; }
  .team-grid               { grid-template-columns: repeat(2, 1fr); }
  .footer__upper           { grid-template-columns: 1fr 1fr; }
  .footer__upper > :last-child { grid-column: span 2; text-align: left; }
  .philosophy-strip__inner { grid-template-columns: 1fr; gap: 36px; }
}

@media (max-width: 768px) {
  :root { --px: 20px; --nav-h: 60px; }

  /* NAV */
  .nav__links     { display: none; }
  .nav__hamburger { display: flex; }

  /* GRIDS → 1 column */
  .works-grid    { grid-template-columns: 1fr !important; }
  .service-grid  { grid-template-columns: 1fr; }
  .team-grid     { grid-template-columns: 1fr; }
  .form-row      { grid-template-columns: 1fr; }

  /* SECTION PADDING — tighter on mobile */
  .section     { padding: 60px var(--px); }
  .section--sm { padding: 48px var(--px); }
  .section--lg { padding: 68px var(--px); }
  .home-cta    { padding: 68px var(--px); }
  .page-hero   { padding: calc(var(--nav-h) + 48px) var(--px) 48px; }

  /* HOME HERO — title centered with breathing room above */
  .home-hero {
    justify-content: flex-start;
    padding-top: calc(var(--nav-h) + 26dvh);
    padding-bottom: 60px;
  }

  /* ──────────────────────────────────────
     TITLES: 大きく (more impact on mobile)
  ────────────────────────────────────── */
  .heading-xl              { font-size: 3rem; }
  .home-hero__display      { font-size: 3.2rem; }
  .home-hero__display2     { font-size: 5rem; white-space: normal; }
  .philosophy-strip__quote { font-size: 2.2rem; }
  .home-cta__title         { font-size: 2.4rem; }
  .svc__title              { font-size: 2.4rem; }

  /* ──────────────────────────────────────
     BODY / SUB TEXT: 小さく (sharper contrast)
  ────────────────────────────────────── */
  .home-hero__jp-tagline  { font-size: 0.76rem; }
  .home-hero__sub         { font-size: 0.76rem; }
  .page-hero__desc        { font-size: 0.78rem; }
  .section__body          { font-size: 0.78rem; }
  .philosophy-strip__body { font-size: 0.78rem; }
  .home-cta__sub          { font-size: 0.78rem; }
  .svc__body              { font-size: 0.78rem; }
  .svc__list li           { font-size: 0.76rem; padding: 11px 0 11px 18px; }
  .contact-info__body     { font-size: 0.78rem; }
  .contact-detail__val    { font-size: 0.78rem; }

  /* HOME HERO ghost */
  .home-hero__ghost { font-size: clamp(110px, 26vw, 240px); }

  /* FOOTER */
  .footer__upper               { grid-template-columns: 1fr; }
  .footer__upper > :last-child { grid-column: span 1; }
  .footer__contact             { text-align: left; }
  .footer__links               { justify-content: flex-start; }

  .contact-chips { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  :root { --px: 18px; }

  /* HOME HERO — 小画面では余白を少し詰める */
  .home-hero { padding-top: calc(var(--nav-h) + 18dvh); }

  /* BUTTONS — stack vertically */
  .home-hero__actions { flex-direction: column; align-items: flex-start; }
  .home-cta__actions  { flex-direction: column; align-items: center; }

  /* ──────────────────────────────────────
     TITLES: さらに大きく on very small screens
  ────────────────────────────────────── */
  .heading-xl          { font-size: 2.8rem; }
  .home-hero__display  { font-size: 2.6rem; }
  .home-hero__display2 { font-size: 4rem; }
  .home-cta__title     { font-size: 2.2rem; }
  .svc__title          { font-size: 2.2rem; }

  /* ──────────────────────────────────────
     BODY: さらに小さく on very small screens
  ────────────────────────────────────── */
  .svc__body       { font-size: 0.74rem; }
  .page-hero__desc { font-size: 0.74rem; }
  .home-cta__sub   { font-size: 0.74rem; }
  .section__body   { font-size: 0.74rem; }
}


/* ────────────────────────────────────────────────────────────────
   23. SPACING UTILITIES
──────────────────────────────────────────────────────────────── */
.mb-xs { margin-bottom: 8px; }
.mb-sm { margin-bottom: 14px; }
.mb-md { margin-bottom: 24px; }


/* ────────────────────────────────────────────────────────────────
   24. LOADER — First-visit elegant intro screen
──────────────────────────────────────────────────────────────── */
.loader {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  will-change: transform;
  transition: transform 0.95s cubic-bezier(0.76, 0, 0.24, 1);
}

.loader.exit {
  transform: translateY(-100%);
  pointer-events: none;
}

.loader.done { display: none; }

.loader__inner {
  position: relative;
  z-index: 2;
  text-align: center;
  width: 100%;
  max-width: 480px;
  padding: 0 40px;
}

/* "3125" — large visible brand in dark text */
.loader__brand {
  font-family: var(--font-display);
  font-size: clamp(80px, 16vw, 160px);
  font-weight: 700;
  color: var(--text);
  line-height: 0.85;
  letter-spacing: -0.04em;
  margin-bottom: 8px;
  opacity: 0;
  animation: loader-brand-in 0.8s cubic-bezier(0.16,1,0.3,1) 0.18s forwards;
}

@keyframes loader-brand-in {
  0%   { opacity: 0; transform: translateY(16px); }
  100% { opacity: 1; transform: none; }
}

/* "株式会社" */
.loader__kaisha {
  font-family: var(--font-jp);
  font-size: clamp(0.72rem, 1.7vw, 0.96rem);
  font-weight: 400;
  color: var(--text-2);
  letter-spacing: 0.26em;
  margin-bottom: 26px;
  opacity: 0;
  animation: loader-brand-in 0.7s cubic-bezier(0.16,1,0.3,1) 0.4s forwards;
}

/* Green divider rule */
.loader__rule {
  width: 0;
  height: 1px;
  background: var(--green);
  margin: 0 auto 20px;
  opacity: 0;
  animation: loader-rule-in 0.5s ease 0.65s forwards;
}

@keyframes loader-rule-in {
  from { opacity: 0; width: 0; }
  to   { opacity: 1; width: 44px; }
}

/* Tagline */
.loader__motto {
  font-family: var(--font-jp);
  font-size: clamp(0.76rem, 1.5vw, 0.88rem);
  color: var(--text-3);
  letter-spacing: 0.1em;
  margin-bottom: 32px;
  opacity: 0;
  animation: loader-brand-in 0.6s ease 0.82s forwards;
}

/* Progress bar */
.loader__prog {
  width: 200px;
  height: 1px;
  background: rgba(20,20,15,0.1);
  margin: 0 auto 10px;
  overflow: hidden;
  position: relative;
}

.loader__prog-fill {
  height: 100%;
  width: 0%;
  background: var(--green);
  box-shadow: 0 0 8px rgba(42,110,75,0.45);
  position: relative;
  z-index: 1;
  transition: width 0.07s linear;
}

/* Meta row */
.loader__meta {
  display: flex;
  justify-content: space-between;
  width: 200px;
  margin: 0 auto;
}

.loader__meta span {
  font-family: var(--font-mono);
  font-size: 0.5rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
  opacity: 0.65;
}

.loader__pct {
  color: var(--green) !important;
  opacity: 1 !important;
  font-variant-numeric: tabular-nums;
}


/* ────────────────────────────────────────────────────────────────
   25. ADVANCED ANIMATIONS & ENHANCEMENTS
──────────────────────────────────────────────────────────────── */

/* extra stagger delays */
.d6 { transition-delay: 0.48s; }
.d7 { transition-delay: 0.56s; }
.d8 { transition-delay: 0.64s; }

/* enhanced reveal timing */
.reveal, .reveal-l, .reveal-r {
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}

/* scroll progress bar */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--green), rgba(80,180,110,0.7));
  z-index: 10001;
  width: 0%;
  box-shadow: 0 0 10px rgba(42,110,75,0.55);
  pointer-events: none;
  will-change: width;
}

/* nav entry animation (all pages) */
.nav {
  animation: nav-drop 0.85s cubic-bezier(0.16,1,0.3,1) 0.1s both;
}

/* on home with loader, nav waits for loader to exit */
html.has-loader .nav {
  animation-delay: 2.45s;
}

@keyframes nav-drop {
  from { transform: translateY(-110%); opacity: 0; }
  to   { transform: none; opacity: 1; }
}

/* hero ghost float — right-edge positioning */
.home-hero__ghost {
  animation: ghost-float 10s ease-in-out infinite;
}

@keyframes ghost-float {
  0%, 100% { transform: translateY(-50%); }
  50%       { transform: translateY(-52%); }
}

/* scroll indicator breathe */
.home-hero__scroll-line {
  animation: scroll-breathe 2.4s ease-in-out infinite;
  transform-origin: top;
}

@keyframes scroll-breathe {
  0%, 100% { transform: scaleY(1); opacity: 0.35; }
  60%       { transform: scaleY(1.6); opacity: 0.6; }
}

/* page-hero ghost number — parallax via JS */
.page-hero__num { will-change: transform; }

/* work card ghost number colour on hover */
.work-card:hover .work-card__num {
  -webkit-text-stroke-color: rgba(42,110,75,0.24);
}

/* work card shimmer sweep */
.work-card::after {
  content: '';
  position: absolute;
  top: 0; left: -90%;
  width: 55%;
  height: 100%;
  background: linear-gradient(
    105deg,
    transparent 40%,
    rgba(42,110,75,0.055) 50%,
    transparent 60%
  );
  transition: left 0.7s var(--ease);
  pointer-events: none;
}
.work-card:hover::after { left: 140%; }

/* service item shimmer sweep */
.service-item::after {
  content: '';
  position: absolute;
  top: 0; left: -90%;
  width: 55%;
  height: 100%;
  background: linear-gradient(
    105deg,
    transparent 40%,
    rgba(20,20,20,0.03) 50%,
    transparent 60%
  );
  transition: left 0.65s var(--ease);
  pointer-events: none;
}
.service-item:hover::after { left: 140%; }

/* CTA section glow breathe */
.home-cta__glow {
  animation: cta-glow-breathe 5s ease-in-out infinite;
}

@keyframes cta-glow-breathe {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 1.6; transform: scale(1.12); }
}

/* button arrow nudge */
.btn--gold svg,
.btn--outline svg,
.btn--outline-gold svg {
  transition: transform 0.32s var(--ease);
}
.btn--gold:hover svg,
.btn--outline:hover svg,
.btn--outline-gold:hover svg {
  transform: translateX(4px);
}

/* link arrow icon nudge */
.link-arrow svg { transition: transform 0.3s var(--ease); }
.link-arrow:hover svg { transform: translateX(5px); }

/* concept panel deco rotate on hover */
.concept-panel__deco {
  transition: transform 0.75s var(--ease), opacity 0.4s;
}
.concept-panel:hover .concept-panel__deco {
  transform: rotate(15deg) scale(1.1);
  opacity: 0.15;
}


/* team avatar lift on hover */
.team-card__avatar {
  transition: border-color 0.3s, background 0.3s, transform 0.38s var(--ease), box-shadow 0.38s;
}
.team-card:hover .team-card__avatar {
  border-color: var(--green);
  background: var(--green-4);
  transform: scale(1.09);
  box-shadow: 0 0 0 5px var(--green-4);
}

/* info row indent on hover */
.info-row {
  transition: background 0.22s, padding-left 0.22s var(--ease);
}
.info-row:hover {
  background: var(--green-4);
  padding-left: 10px;
}

/* contact chip lift on hover */
.contact-chip {
  transition: border-color 0.22s, background 0.22s, transform 0.32s var(--ease), box-shadow 0.32s;
}
.contact-chip:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(42,110,75,0.09);
}

/* filter button press */
.filter-btn {
  transition: color 0.22s, border-color 0.22s, transform 0.15s;
}
.filter-btn:active { transform: scale(0.93); }

/* hr gradient fade */
.hr {
  background: linear-gradient(90deg, transparent, var(--line) 20%, var(--line) 80%, transparent);
}

/* page-load body fade (non-loader pages) */
html:not(.has-loader) body {
  animation: page-fade 0.45s ease both;
}

@keyframes page-fade {
  from { opacity: 0; }
  to   { opacity: 1; }
}


/* ────────────────────────────────────────────────────────────────
   WORK CARD — thumbnail image
──────────────────────────────────────────────────────────────── */
.work-card__thumb {
  width: calc(100% + 56px);
  margin: -32px -28px 20px;
  height: 190px;
  overflow: hidden;
  position: relative;
  flex-shrink: 0;
}

.work-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.65s var(--ease);
}

.work-card:hover .work-card__thumb img {
  transform: scale(1.06);
}

/* Ensure work-card as <a> inherits flex layout */
a.work-card {
  display: flex;
  flex-direction: column;
  color: inherit;
}


/* ────────────────────────────────────────────────────────────────
   WORK DETAIL PAGE
──────────────────────────────────────────────────────────────── */
.work-detail-hero {
  position: relative;
  width: 100%;
  height: clamp(300px, 52vw, 540px);
  overflow: hidden;
  margin-top: var(--nav-h);
}

.work-detail-hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.work-detail-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(14,14,14,0.68) 0%, rgba(14,14,14,0.12) 55%, transparent 100%);
}

.work-detail-hero__meta {
  position: absolute;
  bottom: clamp(28px, 4vw, 52px);
  left: var(--px);
  right: var(--px);
}

.work-detail-hero__cat {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.62);
  margin-bottom: 10px;
}

.work-detail-hero__title {
  font-family: var(--font-jp);
  font-size: clamp(1.4rem, 2.8vw, 2.2rem);
  font-weight: 700;
  color: #fff;
  line-height: 1.45;
}

/* Body */
.work-detail-body {
  max-width: var(--max-w);
  margin: 80px auto;
  padding: 0 var(--px);
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 72px;
  align-items: start;
}

/* Meta sidebar */
.work-detail-meta {
  border-left: 3px solid var(--green);
  padding-left: 22px;
}

.work-detail-meta__item {
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.work-detail-meta__item:first-child { padding-top: 0; }
.work-detail-meta__item:last-child  { border-bottom: none; }

.work-detail-meta__label {
  font-family: var(--font-mono);
  font-size: 0.54rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 5px;
}

.work-detail-meta__value {
  font-family: var(--font-jp);
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text);
  line-height: 1.5;
}

/* Content */
.work-detail-content {}

.work-detail-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 44px;
  transition: color 0.22s, gap 0.25s var(--ease);
}

.work-detail-back:hover {
  color: var(--green);
  gap: 12px;
}

.work-detail-section-label {
  font-family: var(--font-mono);
  font-size: 0.56rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 14px;
}

.work-detail-overview {
  font-family: var(--font-jp);
  font-size: 1rem;
  line-height: 2;
  color: var(--text);
  margin-bottom: 44px;
}

.work-detail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.work-detail-tag {
  font-family: var(--font-mono);
  font-size: 0.56rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-2);
  background: var(--bg-2);
  border: 1px solid var(--line);
  padding: 5px 13px;
}

@media (max-width: 767px) {
  .work-detail-body {
    grid-template-columns: 1fr;
    gap: 44px;
    margin: 52px auto;
  }
  .work-detail-hero__meta {
    bottom: 24px;
  }
}


/* ────────────────────────────────────────────────────────────────
   WORKS CAROUSEL  (index page) — multi-card horizontal scroll
──────────────────────────────────────────────────────────────── */
.wc {
  max-width: var(--max-w);
  margin: 0 auto;
}

/* Scrollable track */
.wc__track {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  cursor: grab;
  padding-bottom: 4px;
}

.wc__track:active { cursor: grabbing; }
.wc__track::-webkit-scrollbar { display: none; }

/* Card — 3 visible at once on desktop */
.wc__card {
  flex: 0 0 calc(33.333% - 16px);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  transition: transform 0.42s cubic-bezier(0.16,1,0.3,1);
}

.wc__card:hover {
  transform: translateY(-5px);
}

/* Thumbnail */
.wc__thumb {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--bg-3);
  margin-bottom: 16px;
}

.wc__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.65s cubic-bezier(0.25,0.1,0.25,1);
  will-change: transform;
}

.wc__card:hover .wc__thumb img {
  transform: scale(1.07);
}

/* Hover overlay */
.wc__thumb-over {
  position: absolute;
  inset: 0;
  background: rgba(6,6,4,0.52);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  opacity: 0;
  transition: opacity 0.32s ease;
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}

.wc__card:hover .wc__thumb-over { opacity: 1; }

.wc__view {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #fff;
}

.wc__thumb-over svg {
  color: rgba(255,255,255,0.65);
}

/* Info block */
.wc__info {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.wc__num {
  font-family: var(--font-mono);
  font-size: 0.56rem;
  letter-spacing: 0.14em;
  color: var(--green);
  margin-bottom: 8px;
}

.wc__title {
  font-family: var(--font-jp);
  font-size: clamp(0.82rem, 1.3vw, 0.96rem);
  font-weight: 700;
  color: var(--text);
  line-height: 1.65;
  letter-spacing: 0.02em;
  margin-bottom: 10px;
  flex: 1;
  transition: color 0.22s;
}

.wc__card:hover .wc__title { color: var(--green); }

.wc__cat {
  font-family: var(--font-mono);
  font-size: 0.54rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
  display: flex;
  align-items: center;
  gap: 7px;
}

.wc__dot {
  display: inline-block;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--green);
  flex-shrink: 0;
}

/* Navigation footer */
.wc__foot {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-top: 28px;
}

/* Scroll progress track + thumb */
.wc__scrollbar {
  flex: 1;
  height: 1px;
  background: var(--line);
  position: relative;
  border-radius: 1px;
}

.wc__scrollbar-thumb {
  position: absolute;
  top: -1.5px;
  left: 0;
  height: 4px;
  width: 33%;
  background: var(--green);
  border-radius: 2px;
  transition: left 0.1s ease, width 0.1s ease;
  box-shadow: 0 0 6px rgba(42,110,75,0.3);
}

/* Arrow buttons */
.wc__btn {
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  background: var(--bg-2);
  color: var(--text-2);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: none;
  flex-shrink: 0;
  transition:
    background 0.22s,
    border-color 0.22s,
    color 0.22s,
    transform 0.22s cubic-bezier(0.16,1,0.3,1);
}

.wc__btn:hover {
  background: var(--green);
  border-color: var(--green);
  color: #fff;
}

.wc__btn:active { transform: scale(0.91); }

/* Responsive */
@media (max-width: 1024px) {
  .wc__card { flex: 0 0 calc(50% - 12px); }
}

@media (max-width: 640px) {
  .wc__track { gap: 16px; }
  .wc__card  { flex: 0 0 calc(84% - 8px); }
  .wc__foot  { gap: 14px; }
}