/* ============================================
   TOLTEO — Simple / Modern / Minimal
============================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
}

:root {
  --bg: #ffffff;
  --bg-soft: #f6f6f4;
  --bg-line: #e9e7e2;
  --line: #e5e2dc;
  --line-strong: #cfcbc3;
  --fg: #1a1a1a;
  --fg-mid: #55524c;
  --fg-mute: #8a857a;
  --fg-dim: #b8b3a8;
  --accent: #1a1a1a;
  --f-sans: "Inter", "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
  --f-jp: "Noto Sans JP", "Hiragino Sans", "Hiragino Kaku Gothic ProN", sans-serif;
  --pad-x: clamp(1.25rem, 5vw, 3rem);
  --pad-y: clamp(5rem, 12vh, 9rem);
  --ease: cubic-bezier(.22, 1, .36, 1);
  --max: 1180px;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--f-jp);
  font-weight: 400;
  line-height: 1.85;
  letter-spacing: 0.02em;
  font-size: 15px;
  min-height: 100vh;
}

img, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
::selection { background: var(--fg); color: var(--bg); }

/* Scrollbar */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: #ccc; border-radius: 4px; }

/* ============================================
   HEADER
============================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem clamp(1.5rem, 5vw, 3rem);
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  transition: box-shadow .4s var(--ease);
}
.site-header.scrolled {
  box-shadow: 0 1px 0 var(--line);
}
.brand-mark {
  font-family: var(--f-sans);
  font-weight: 700;
  letter-spacing: 0.35em;
  font-size: 0.9rem;
  color: var(--fg);
}
.site-nav ul {
  list-style: none;
  display: flex;
  gap: clamp(1.5rem, 3vw, 3rem);
}
.site-nav a {
  font-family: var(--f-sans);
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  font-weight: 500;
  color: var(--fg);
  padding: 0.5rem 0;
  position: relative;
  transition: opacity .3s var(--ease);
}
.site-nav a:hover { opacity: 0.5; }

.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--f-jp);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--bg);
  background: var(--fg);
  padding: 0.7rem 1.15rem;
  transition: opacity .3s var(--ease);
  white-space: nowrap;
  letter-spacing: 0.06em;
}
.header-cta:hover { opacity: 0.75; }
.header-cta .arrow { display: inline-block; }

.menu-toggle {
  display: none;
  background: none; border: none; cursor: pointer;
  width: 32px; height: 32px;
  flex-direction: column; justify-content: center; gap: 6px;
  padding: 0;
}
.menu-toggle span {
  display: block; width: 22px; height: 1px;
  background: var(--fg);
}

/* ============================================
   Shared sections
============================================ */
.section {
  position: relative;
  padding: var(--pad-y) 0;
}
.section-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  position: relative;
  z-index: 2;
}
.section-index {
  display: none;
}
.section-title {
  font-family: var(--f-sans);
  font-weight: 300;
  font-size: clamp(1.75rem, 3.2vw, 2.6rem);
  line-height: 1.35;
  letter-spacing: 0.02em;
  color: var(--fg);
  margin-bottom: 2.5rem;
}
.section-title.big {
  font-family: var(--f-sans);
  font-weight: 700;
  font-size: clamp(2.25rem, 5vw, 4rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
}
.section-title em { font-style: normal; }

/* Reveal animations — minimal */
.reveal, .reveal-up {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1s var(--ease), transform 1s var(--ease);
}
.reveal { transform: translateY(0); }
.reveal .line, .reveal .word { display: inline-block; }
.in-view.reveal, .in-view.reveal-up { opacity: 1; transform: translateY(0); }

/* ============================================
   HERO — contained, not full-bleed
============================================ */
.hero {
  position: relative;
  padding: 6.5rem clamp(1rem, 3vw, 2rem) clamp(3rem, 6vh, 5rem);
  background: var(--bg);
}
.hero-media {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #111;
  border-radius: 2px;
}
.hero-video {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: grayscale(1) brightness(0.85) contrast(1.02);
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.15) 0%, rgba(0,0,0,0.05) 40%, rgba(0,0,0,0.4) 100%);
  z-index: 1;
}
.hero-content {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: clamp(2rem, 6vw, 5rem);
  color: #fff;
}
.hero-title {
  font-family: var(--f-sans);
  font-weight: 700;
  font-size: clamp(2.25rem, 6vw, 5rem);
  line-height: 1.05;
  letter-spacing: 0.02em;
  margin-bottom: 1.2rem;
  color: #fff;
  display: flex;
  justify-content: center;
  gap: 0;
}
.hero-tagline {
  font-family: var(--f-sans);
  font-weight: 500;
  letter-spacing: 0.22em;
  font-size: clamp(0.85rem, 1.3vw, 1.05rem);
  color: #fff;
  margin-bottom: 1rem;
  display: flex; flex-wrap: wrap;
  gap: 0.35em 0.6em;
  justify-content: center;
}
.hero-sub {
  font-family: var(--f-sans);
  font-size: 0.7rem;
  letter-spacing: 0.4em;
  color: rgba(255,255,255,0.85);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 1s var(--ease), transform 1s var(--ease);
  transition-delay: 1.6s;
}
.hero-jp {
  font-family: var(--f-jp);
  font-weight: 300;
  font-size: clamp(0.95rem, 1.4vw, 1.2rem);
  color: #fff;
  letter-spacing: 0.1em;
  margin-bottom: 0;
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 1s var(--ease), transform 1s var(--ease);
  transition-delay: 1.95s;
}

/* Masked letter/word reveal — worldmode.com style */
.hero-title .mask,
.hero-tagline .mask {
  display: inline-block;
  overflow: hidden;
  vertical-align: baseline;
  line-height: 1.05;
}
.hero-tagline .mask { line-height: 1.4; }
.hero-title .char,
.hero-tagline .word {
  display: inline-block;
  transform: translateY(115%);
  transition: transform 1.1s cubic-bezier(.7, 0, .2, 1);
  will-change: transform;
}

/* Character stagger for TOLTEO */
.hero-title .mask:nth-child(1) .char { transition-delay: 0.10s; }
.hero-title .mask:nth-child(2) .char { transition-delay: 0.17s; }
.hero-title .mask:nth-child(3) .char { transition-delay: 0.24s; }
.hero-title .mask:nth-child(4) .char { transition-delay: 0.31s; }
.hero-title .mask:nth-child(5) .char { transition-delay: 0.38s; }
.hero-title .mask:nth-child(6) .char { transition-delay: 0.45s; }

/* Word stagger for tagline (after title lands) */
.hero-tagline .mask:nth-child(1) .word { transition-delay: 0.85s; }
.hero-tagline .mask:nth-child(2) .word { transition-delay: 0.94s; }
.hero-tagline .mask:nth-child(3) .word { transition-delay: 1.03s; }
.hero-tagline .mask:nth-child(4) .word { transition-delay: 1.12s; }
.hero-tagline .mask:nth-child(5) .word { transition-delay: 1.21s; }
.hero-tagline .mask:nth-child(6) .word { transition-delay: 1.30s; }

/* Trigger — added by JS on load */
.hero-anim .hero-title .char,
.hero-anim .hero-tagline .word { transform: translateY(0); }
.hero-anim .hero-sub,
.hero-anim .hero-jp { opacity: 1; transform: translateY(0); }
.hero-story {
  display: none;
}
.hero-scroll { display: none; }

/* ============================================
   02 PROBLEM
============================================ */
.problem { background: var(--bg); }
.problem .section-inner { max-width: 820px; }
.problem-lead {
  font-family: var(--f-jp);
  font-weight: 400;
  font-size: clamp(1.25rem, 2.2vw, 1.85rem);
  line-height: 1.7;
  color: var(--fg);
  margin-bottom: 4rem;
}
.problem-lead p { margin-bottom: 0.4em; }
.problem-lead em {
  font-style: normal;
  font-weight: 500;
}
.problem-body {
  font-family: var(--f-jp);
  font-size: 0.95rem;
  color: var(--fg-mid);
  margin-bottom: 4rem;
}
.problem-body p { margin-bottom: 1.4rem; }
.problem-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.5rem 0;
}
.problem-list li {
  border: 1px solid var(--line-strong);
  padding: 0.35rem 0.9rem;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  font-family: var(--f-sans);
  color: var(--fg);
}
.problem-question h2 {
  font-family: var(--f-sans);
  font-weight: 700;
  font-size: clamp(1.75rem, 4vw, 3rem);
  line-height: 1.2;
  color: var(--fg);
  border-top: 1px solid var(--line);
  padding-top: 3rem;
  letter-spacing: -0.01em;
}
.problem-question-jp {
  font-family: var(--f-jp);
  font-weight: 400;
  font-size: 0.95rem;
  color: var(--fg-mid);
  margin-top: 1.5rem;
  letter-spacing: 0.08em;
}

/* ============================================
   03 SOLUTION
============================================ */
.solution { background: var(--bg-soft); }
.solution-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(2rem, 6vw, 5rem);
  align-items: start;
  margin-bottom: 5rem;
}
.solution-body {
  font-family: var(--f-jp);
  font-size: 0.95rem;
  color: var(--fg-mid);
  line-height: 1.95;
}
.solution-body p { margin-bottom: 1.4rem; }
.solution-body .lead {
  font-family: var(--f-jp);
  font-weight: 500;
  font-size: 1.2rem;
  color: var(--fg);
  line-height: 1.65;
  margin-top: 2rem;
}

.orchestration {
  padding-top: 3rem;
  border-top: 1px solid var(--line);
}
.orchestration h3 {
  font-family: var(--f-sans);
  font-weight: 300;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  line-height: 1.3;
  color: var(--fg);
  margin: 1rem 0 2.5rem;
  letter-spacing: 0.01em;
}
.domains {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.domains li {
  padding: 1.5rem 1.25rem;
  font-family: var(--f-sans);
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  color: var(--fg);
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: background .3s var(--ease);
}
.domains li:hover { background: rgba(0,0,0,0.02); }
.domains li i {
  font-style: normal;
  font-size: 0.7rem;
  color: var(--fg-mute);
  letter-spacing: 0.15em;
  font-weight: 500;
}
.orchestration-caption {
  margin-top: 2.5rem;
  font-family: var(--f-jp);
  color: var(--fg-mid);
  font-size: 0.9rem;
}

/* ============================================
   04 WHY TOLTEO
============================================ */
.section-media {
  display: none;
}
.section-media-overlay { display: none; }
.why { background: var(--bg); }
.why-inner { max-width: var(--max); }
.why-body {
  font-family: var(--f-jp);
  font-size: clamp(0.95rem, 1.1vw, 1.05rem);
  color: var(--fg-mid);
  line-height: 2;
  max-width: 720px;
  margin-bottom: 4rem;
}
.why-diagram {
  display: grid;
  grid-template-columns: 1fr 1fr 1.4fr;
  gap: 1rem;
  margin-bottom: 3rem;
}
.why-diagram .col {
  border: 1px solid var(--line);
  padding: 1.75rem 1.25rem;
  background: var(--bg);
}
.why-diagram .col h4 {
  font-family: var(--f-sans);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--fg-mute);
  font-weight: 500;
  margin-bottom: 1.25rem;
}
.why-diagram ul { list-style: none; }
.why-diagram ul li {
  font-family: var(--f-sans);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  color: var(--fg);
  padding: 0.35rem 0;
}
.why-diagram ul li.arrow { color: var(--fg-mute); text-align: center; padding: 0.25rem 0; font-size: 0.9rem; }
.why-diagram .col.highlight {
  border-color: var(--fg);
  background: var(--fg);
}
.why-diagram .col.highlight h4 { color: rgba(255,255,255,0.7); }
.why-diagram .col.highlight ul li { color: #fff; }
.why-diagram .col.highlight ul li.arrow { color: rgba(255,255,255,0.5); }
.why-caption {
  font-family: var(--f-jp);
  font-weight: 500;
  font-size: 1.15rem;
  color: var(--fg);
  border-top: 1px solid var(--line);
  padding-top: 2.5rem;
}

/* ============================================
   05 OUR APPROACH
============================================ */
.approach { background: var(--bg-soft); }
.approach-body {
  font-family: var(--f-jp);
  color: var(--fg-mid);
  max-width: 720px;
  margin-bottom: 4rem;
}
.approach-body p { margin-bottom: 1.2rem; }
.approach-list {
  list-style: none;
  padding: 2rem 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin: 2rem 0;
}
.approach-list li {
  padding: 0.65rem 0 0.65rem 2.25rem;
  color: var(--fg);
  font-size: 1rem;
  font-weight: 400;
  position: relative;
  opacity: 0;
  transform: translateX(-14px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.approach-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.3rem;
  width: 1.25rem;
  height: 1px;
  background: var(--fg);
  transform-origin: left center;
  transform: scaleX(0);
  transition: transform 0.7s var(--ease);
}
.approach-list.in-view li { opacity: 1; transform: translateX(0); }
.approach-list.in-view li::before { transform: scaleX(1); }
.approach-list.in-view li:nth-child(1) { transition-delay: 0.15s; }
.approach-list.in-view li:nth-child(1)::before { transition-delay: 0.25s; }
.approach-list.in-view li:nth-child(2) { transition-delay: 0.28s; }
.approach-list.in-view li:nth-child(2)::before { transition-delay: 0.38s; }
.approach-list.in-view li:nth-child(3) { transition-delay: 0.41s; }
.approach-list.in-view li:nth-child(3)::before { transition-delay: 0.51s; }
.approach-list.in-view li:nth-child(4) { transition-delay: 0.54s; }
.approach-list.in-view li:nth-child(4)::before { transition-delay: 0.64s; }
.approach-list.in-view li:nth-child(5) { transition-delay: 0.67s; }
.approach-list.in-view li:nth-child(5)::before { transition-delay: 0.77s; }
.approach-formula {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  align-items: center;
  font-family: var(--f-sans);
  font-weight: 500;
  font-size: clamp(0.9rem, 1.3vw, 1.15rem);
  letter-spacing: 0.12em;
  color: var(--fg);
  padding: 2.5rem 0 0;
  border-top: 1px solid var(--line);
}
.approach-formula em {
  font-style: normal;
  color: var(--fg-mute);
  font-family: var(--f-sans);
  font-size: 1em;
  font-weight: 300;
}
.approach-formula .accent {
  color: var(--fg);
  font-weight: 700;
  letter-spacing: 0.2em;
}

/* ============================================
   06 SERVICES
============================================ */
.services { background: var(--bg); }
.services-lead {
  font-family: var(--f-jp);
  color: var(--fg-mid);
  max-width: 720px;
  margin-bottom: 4rem;
  line-height: 1.95;
}
.service-cards {
  list-style: none;
  position: relative;
  display: block;
  padding: 0;
  margin: 0;
  border: none;
}
.service-cards li {
  position: relative;
  padding: 2.5rem 0 3rem;
  border: none;
  display: grid;
  grid-template-columns: clamp(88px, 12vw, 140px) 1fr;
  gap: clamp(1.75rem, 4vw, 3.25rem);
  background: none;
  transition: none;
}
.service-cards li:hover { background: none; }

/* Vertical connector line — extends from below the dot down to the next step's dot */
.service-cards li::before {
  content: "";
  position: absolute;
  top: 4.75rem;
  bottom: -3.5rem;
  left: clamp(88px, 12vw, 140px);
  width: 1px;
  background: var(--line);
  transform: translateX(-0.5px);
  transition: background 1s var(--ease) 0.35s;
  z-index: 0;
}
.service-cards li:last-child::before { display: none; }
.service-cards li.in-view::before { background: var(--fg); }

/* Dot marker on the vertical line */
.service-cards li::after {
  content: "";
  position: absolute;
  top: 3.35rem;
  left: clamp(88px, 12vw, 140px);
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--bg);
  border: 1.5px solid var(--line-strong);
  transform: translate(-50%, -50%) scale(1);
  transition: background 0.6s var(--ease), border-color 0.6s var(--ease), transform 0.6s var(--ease);
  z-index: 2;
  box-shadow: 0 0 0 5px var(--bg);
}
.service-cards li.in-view::after {
  background: var(--fg);
  border-color: var(--fg);
  transform: translate(-50%, -50%) scale(1.2);
}

.step-marker {
  text-align: right;
  padding-right: 24px;
  position: relative;
  z-index: 1;
}
.step-label {
  display: block;
  font-family: var(--f-sans);
  font-size: 0.62rem;
  letter-spacing: 0.35em;
  color: var(--fg-mute);
  font-weight: 500;
  margin: 0.65rem 0 0.6rem;
}
.step-num {
  display: block;
  font-family: var(--f-sans);
  font-size: clamp(2.25rem, 4.5vw, 3.5rem);
  font-weight: 300;
  color: var(--fg-dim);
  line-height: 1;
  letter-spacing: -0.02em;
  transition: color 0.7s var(--ease);
}
.service-cards li.in-view .step-num { color: var(--fg); }

.step-body {
  padding-left: 24px;
  padding-top: 0.4rem;
}
@media (max-width: 600px) {
  .service-cards li {
    grid-template-columns: 70px 1fr;
    gap: 1rem;
    padding: 2rem 0 2.5rem;
  }
  .service-cards li::before,
  .service-cards li::after { left: 70px; }
  .step-marker { padding-right: 18px; }
  .step-body { padding-left: 18px; }
  .step-num { font-size: 2rem; }
}
.service-cards h3 {
  font-family: var(--f-sans);
  font-size: 1.1rem;
  letter-spacing: 0.1em;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 0.4rem;
}
.service-cards .jp {
  font-family: var(--f-jp);
  font-size: 0.8rem;
  color: var(--fg-mute);
  margin-bottom: 0.75rem;
}
.service-cards .tag {
  font-family: var(--f-sans);
  font-style: italic;
  font-weight: 300;
  font-size: 1.05rem;
  color: var(--fg);
  margin-bottom: 1.25rem;
}
.service-cards p {
  font-family: var(--f-jp);
  font-size: 0.88rem;
  color: var(--fg-mid);
  line-height: 1.9;
  margin-bottom: 0.5rem;
}
.service-cards p em {
  font-style: normal;
  color: var(--fg);
  font-weight: 500;
  letter-spacing: 0.1em;
  margin-top: 0.5rem;
  display: inline-block;
}
.service-cards .meta {
  display: inline-block;
  margin-top: 1.25rem;
  font-family: var(--f-sans);
  font-size: 0.68rem;
  letter-spacing: 0.25em;
  color: var(--fg-mid);
  padding: 0.3rem 0.7rem;
  border: 1px solid var(--line-strong);
}

/* ============================================
   07 AUDIT
============================================ */
.audit { background: var(--bg-soft); }
.audit-lead {
  font-family: var(--f-jp);
  color: var(--fg-mid);
  max-width: 720px;
  margin-bottom: 4rem;
  line-height: 1.95;
}
.axes {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  margin-bottom: 5rem;
}
.axes li {
  padding: 1.75rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: background .3s var(--ease);
  background: var(--bg);
}
.axes li:hover { background: rgba(0,0,0,0.02); }
.axes li i {
  display: block;
  font-family: var(--f-sans);
  font-style: normal;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  color: var(--fg-mute);
  margin-bottom: 0.8rem;
}
.axes li h4 {
  font-family: var(--f-sans);
  font-size: 0.95rem;
  letter-spacing: 0.1em;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 0.6rem;
}
.axes li p {
  font-family: var(--f-jp);
  font-size: 0.82rem;
  color: var(--fg-mid);
  line-height: 1.7;
}

.audit-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-bottom: 4rem;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.audit-flow .step {
  padding: 1.75rem 1.25rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  text-align: center;
  background: var(--bg);
}
.audit-flow .step.highlight {
  background: var(--fg);
  color: #fff;
}
.audit-flow .step span {
  display: block;
  font-family: var(--f-sans);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 0.5rem;
}
.audit-flow .step.highlight span { color: #fff; }
.audit-flow .step p {
  font-family: var(--f-jp);
  font-size: 0.78rem;
  color: var(--fg-mid);
  line-height: 1.6;
}
.audit-flow .step.highlight p { color: rgba(255,255,255,0.85); }

.roadmap {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  margin-bottom: 3rem;
}
.roadmap .q {
  padding: 2rem 1.5rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}
.roadmap .q b {
  display: block;
  font-family: var(--f-sans);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--fg-mute);
  margin-bottom: 0.75rem;
}
.roadmap .q span {
  display: block;
  font-family: var(--f-jp);
  font-weight: 500;
  color: var(--fg);
  font-size: 1rem;
  margin-bottom: 0.5rem;
}
.roadmap .q p {
  font-family: var(--f-jp);
  font-size: 0.82rem;
  color: var(--fg-mid);
  line-height: 1.7;
}
.audit-caption {
  font-family: var(--f-jp);
  font-size: 1.05rem;
  color: var(--fg);
}

/* ============================================
   08 WORKS
============================================ */
.works { background: var(--bg); }
.works-lead {
  font-family: var(--f-jp);
  color: var(--fg-mid);
  max-width: 720px;
  margin-bottom: 4rem;
  line-height: 1.95;
}
.works-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem 1.75rem;
  margin-bottom: 1.5rem;
}
.work { position: relative; }
.work .thumb {
  position: relative;
  aspect-ratio: 8 / 5;
  overflow: hidden;
  margin-bottom: 1rem;
  background: var(--bg-soft);
}
.work .thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center 25%;
  filter: grayscale(1) contrast(1.02);
  transition: transform 1s var(--ease), filter .8s var(--ease);
}
.work:hover .thumb img {
  transform: scale(1.03);
  filter: grayscale(1) contrast(1.05) brightness(1.03);
}
.work .cat {
  display: inline-block;
  font-family: var(--f-sans);
  font-size: 0.62rem;
  letter-spacing: 0.28em;
  color: var(--fg-mute);
  font-weight: 500;
  margin-bottom: 0.4rem;
}
.work h4 {
  font-family: var(--f-jp);
  font-weight: 500;
  font-size: 1rem;
  color: var(--fg);
  margin-bottom: 0.4rem;
}
.work p {
  font-family: var(--f-jp);
  font-size: 0.82rem;
  color: var(--fg-mid);
  margin-bottom: 0.85rem;
}
.work ul {
  list-style: none;
  display: flex; flex-wrap: wrap; gap: 0.35rem;
}
.work ul li {
  font-family: var(--f-sans);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  color: var(--fg-mute);
  padding: 0.2rem 0.5rem;
  border: 1px solid var(--line);
}
.works-note {
  text-align: right;
  font-family: var(--f-sans);
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  color: var(--fg-mute);
  margin-bottom: 5rem;
}

.works-outro {
  text-align: center;
  border-top: 1px solid var(--line);
  padding-top: 5rem;
}
.works-outro .ov {
  font-family: var(--f-sans);
  font-size: 0.68rem;
  letter-spacing: 0.3em;
  color: var(--fg-mute);
  font-weight: 500;
  margin-bottom: 1.25rem;
}
.works-outro h3 {
  font-family: var(--f-sans);
  font-weight: 700;
  font-size: clamp(2rem, 5vw, 3.75rem);
  color: var(--fg);
  margin-bottom: 1.25rem;
  letter-spacing: -0.01em;
}
.works-outro p {
  font-family: var(--f-jp);
  color: var(--fg-mid);
  line-height: 1.95;
}

/* ============================================
   09 INDUSTRIES
============================================ */
.industries { background: var(--bg-soft); }
.ind-lead {
  font-family: var(--f-jp);
  font-size: clamp(0.95rem, 1.15vw, 1.1rem);
  color: var(--fg-mid);
  max-width: 720px;
  line-height: 1.95;
  margin-bottom: 4rem;
}
.ind-lead em {
  font-style: normal;
  color: var(--fg);
  font-weight: 500;
}
.industry-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  margin-bottom: 4rem;
}
.industry-list li {
  padding: 2.5rem 1.75rem;
  font-family: var(--f-sans);
  font-size: 1.15rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--fg);
  display: flex;
  align-items: baseline;
  gap: 1.25rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}
.industry-list li i {
  font-style: normal;
  font-family: var(--f-sans);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--fg-mute);
  font-weight: 500;
}
.ind-outro {
  font-family: var(--f-jp);
  color: var(--fg-mid);
  max-width: 720px;
  line-height: 1.95;
}

/* ============================================
   10 GLOBAL
============================================ */
.global { background: var(--bg); }
.global .section-inner { max-width: var(--max); }
.global-lead {
  font-family: var(--f-jp);
  font-weight: 500;
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  color: var(--fg);
  margin-bottom: 1.75rem;
}
.global-body {
  font-family: var(--f-jp);
  color: var(--fg-mid);
  line-height: 1.95;
  max-width: 640px;
  margin-bottom: 4rem;
}
.cities {
  display: flex;
  align-items: stretch;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}
.city {
  flex: 1;
  padding: 2rem 1.75rem;
  border: 1px solid var(--line);
  min-width: 200px;
  background: var(--bg);
}
.city h4 {
  font-family: var(--f-sans);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--fg);
  margin-bottom: 0.4rem;
  letter-spacing: 0.02em;
}
.city p {
  font-family: var(--f-jp);
  color: var(--fg-mid);
  font-size: 0.85rem;
}
.arrow-h {
  color: var(--fg-mute);
  font-size: 1.25rem;
  display: flex;
  align-items: center;
}
.scope {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 3rem;
}
.scope li {
  font-family: var(--f-sans);
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  color: var(--fg);
  padding: 0.45rem 1rem;
  border: 1px solid var(--line-strong);
  font-weight: 500;
}
.global-tag {
  font-family: var(--f-sans);
  font-weight: 700;
  font-size: clamp(2.5rem, 7vw, 5.5rem);
  color: var(--fg);
  letter-spacing: -0.01em;
  margin: 0;
}

/* ============================================
   11 VISION
============================================ */
.vision { background: var(--bg-soft); }
.vision .section-inner { max-width: 900px; text-align: center; }
.vision-lines {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin: 2rem 0 4rem;
}
.vl h3 {
  font-family: var(--f-sans);
  font-weight: 700;
  font-size: clamp(2rem, 5vw, 4rem);
  color: var(--fg);
  letter-spacing: -0.01em;
  line-height: 1.05;
  margin-bottom: 0.4rem;
}
.vl p {
  font-family: var(--f-jp);
  color: var(--fg-mid);
  font-size: 0.88rem;
  letter-spacing: 0.08em;
}
.vision-body {
  font-family: var(--f-jp);
  color: var(--fg-mid);
  line-height: 1.95;
  margin-bottom: 2.5rem;
}
.vision-outro {
  font-family: var(--f-jp);
  font-weight: 500;
  font-size: clamp(1.15rem, 2vw, 1.6rem);
  color: var(--fg);
}
.vision-outro em { color: var(--fg); font-style: normal; font-weight: 700; }

/* ============================================
   12 ABOUT
============================================ */
.about { background: var(--bg); }
.about-lead { margin-bottom: 2rem; }
.about-lead .jp {
  font-family: var(--f-jp);
  font-weight: 500;
  font-size: 1.35rem;
  color: var(--fg);
  margin-bottom: 0.4rem;
}
.about-lead .en {
  font-family: var(--f-sans);
  font-size: 0.85rem;
  letter-spacing: 0.25em;
  color: var(--fg-mute);
  font-weight: 500;
  margin-bottom: 0.6rem;
}
.about-lead .tag {
  font-family: var(--f-sans);
  font-weight: 500;
  font-size: 1.05rem;
  color: var(--fg);
  letter-spacing: 0.05em;
}
.about-desc {
  font-family: var(--f-jp);
  color: var(--fg-mid);
  max-width: 720px;
  line-height: 1.95;
  margin-bottom: 5rem;
}

.founder {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 3rem;
  margin-bottom: 5rem;
}
.founder-photo .photo-placeholder {
  aspect-ratio: 3 / 4;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.75rem;
  position: relative;
}
.founder-photo .photo-placeholder::before { display: none; }
.founder-photo .photo-placeholder span {
  font-family: var(--f-sans);
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--fg);
  line-height: 1.2;
  margin-bottom: 0.4rem;
  letter-spacing: 0.02em;
}
.founder-photo .photo-placeholder em {
  font-style: normal;
  font-family: var(--f-sans);
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  color: var(--fg-mute);
  font-weight: 500;
}
.founder-body h3 {
  font-family: var(--f-sans);
  font-weight: 700;
  font-size: 1.6rem;
  color: var(--fg);
  margin: 0.5rem 0 0.25rem;
  letter-spacing: 0.02em;
}
.founder-body .role {
  font-family: var(--f-sans);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--fg-mute);
  font-weight: 500;
  margin-bottom: 1.75rem;
}
.founder-body .quote {
  font-family: var(--f-jp);
  font-weight: 500;
  font-size: clamp(1.3rem, 2.2vw, 1.75rem);
  color: var(--fg);
  line-height: 1.5;
  border-left: 2px solid var(--fg);
  padding-left: 1.25rem;
  margin-bottom: 2.5rem;
}
.founder-body h5 {
  font-family: var(--f-sans);
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  color: var(--fg);
  font-weight: 700;
  margin: 2rem 0 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}
.founder-body p {
  font-family: var(--f-jp);
  font-size: 0.88rem;
  color: var(--fg-mid);
  line-height: 1.95;
  margin-bottom: 0.9rem;
}
.founder-body .quote-s {
  font-family: var(--f-sans);
  font-weight: 500;
  font-size: 1rem;
  color: var(--fg);
  margin-top: 1.25rem;
  letter-spacing: 0.05em;
}

.company-info {
  border-top: 1px solid var(--line);
  padding-top: 2rem;
}
.company-info > div {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 1.5rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--line);
}
.company-info dt {
  font-family: var(--f-sans);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  color: var(--fg-mute);
  font-weight: 500;
}
.company-info dd {
  font-family: var(--f-jp);
  color: var(--fg);
  font-size: 0.9rem;
  line-height: 1.8;
}

/* ============================================
   13 CTA
============================================ */
.cta { background: var(--bg-soft); }
.cta .section-inner { max-width: 820px; }
.cta-lead {
  font-family: var(--f-jp);
  color: var(--fg-mid);
  line-height: 1.95;
  margin-bottom: 3rem;
}
.cta-card {
  border: 1px solid var(--line);
  background: var(--bg);
  padding: 2.5rem;
  margin-bottom: 4rem;
}
.cta-card::before { display: none; }
.cta-card .ov {
  display: block;
  font-family: var(--f-sans);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--fg-mute);
  margin-bottom: 0.4rem;
  font-weight: 700;
}
.cta-card .jp {
  font-family: var(--f-jp);
  color: var(--fg-mid);
  font-size: 0.85rem;
  margin-bottom: 1.25rem;
}
.cta-card .meta {
  display: inline-block;
  font-family: var(--f-sans);
  font-size: 0.68rem;
  letter-spacing: 0.25em;
  color: var(--fg);
  padding: 0.3rem 0.75rem;
  border: 1px solid var(--line-strong);
  margin-bottom: 1.25rem;
}
.cta-card p {
  font-family: var(--f-jp);
  color: var(--fg);
  line-height: 1.95;
  margin-bottom: 1.75rem;
}
.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--f-jp);
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--bg);
  background: var(--fg);
  padding: 1rem 1.75rem;
  border: 1px solid var(--fg);
  transition: opacity .3s var(--ease);
  letter-spacing: 0.06em;
}
.cta-btn:hover { opacity: 0.8; }

.flow {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-bottom: 4rem;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.flow > div {
  padding: 1.75rem 1.25rem;
  text-align: center;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}
.flow i {
  display: block;
  font-family: var(--f-sans);
  font-size: 0.68rem;
  font-style: normal;
  letter-spacing: 0.3em;
  color: var(--fg-mute);
  font-weight: 500;
  margin-bottom: 0.75rem;
}
.flow b {
  display: block;
  font-family: var(--f-sans);
  font-size: 1rem;
  letter-spacing: 0.15em;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 0.5rem;
}
.flow p {
  font-family: var(--f-jp);
  color: var(--fg-mid);
  font-size: 0.8rem;
  line-height: 1.7;
}

/* Form */
.form {
  border: 1px solid var(--line);
  padding: 2.5rem;
  background: var(--bg);
}
.form-body.hide { display: none; }
.form .row { margin-bottom: 1.25rem; }
.form label {
  display: block;
  font-family: var(--f-jp);
  font-weight: 500;
  font-size: 0.8rem;
  color: var(--fg);
  margin-bottom: 0.4rem;
  letter-spacing: 0.02em;
}
.form label em {
  font-style: normal;
  font-size: 0.62rem;
  color: #a44;
  margin-left: 0.5rem;
  letter-spacing: 0.15em;
  font-weight: 500;
}
.form label span {
  font-size: 0.62rem;
  color: var(--fg-mute);
  margin-left: 0.5rem;
  letter-spacing: 0.15em;
}
.form input, .form textarea, .form select {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--line-strong);
  padding: 0.65rem 0;
  font-family: var(--f-jp);
  color: var(--fg);
  font-size: 0.9rem;
  transition: border-color .3s var(--ease);
  outline: none;
  margin-top: 0.4rem;
}
.form input:focus, .form textarea:focus, .form select:focus { border-bottom-color: var(--fg); }
.form textarea { resize: vertical; }
.form select {
  appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'><path d='M1 1l4 4 4-4' stroke='%23333' fill='none' stroke-width='1'/></svg>");
  background-repeat: no-repeat;
  background-position: right 0.5rem center;
  padding-right: 1.75rem;
}
.form select option { background: var(--bg); color: var(--fg); }
.form button { margin-top: 1.5rem; }
.form-complete {
  display: none;
  text-align: center;
  padding: 3rem 1rem;
}
.form-complete.show { display: block; }
.form-complete h3 {
  font-family: var(--f-sans);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--fg);
  margin-bottom: 1.25rem;
}
.form-complete p {
  font-family: var(--f-jp);
  color: var(--fg-mid);
  line-height: 1.95;
}

/* ============================================
   FOOTER
============================================ */
.site-footer {
  background: var(--bg);
  border-top: 1px solid var(--line);
  padding: 4rem var(--pad-x) 2.5rem;
}
.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--line);
  margin-bottom: 1.5rem;
}
.footer-brand h4 {
  font-family: var(--f-sans);
  font-size: 1.15rem;
  letter-spacing: 0.35em;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 1.25rem;
}
.footer-brand .tag {
  font-family: var(--f-sans);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  color: var(--fg-mid);
  font-weight: 500;
  margin-bottom: 1rem;
}
.footer-brand .sub {
  font-family: var(--f-jp);
  color: var(--fg-mute);
  font-size: 0.82rem;
  line-height: 1.9;
}
.footer-nav ul { list-style: none; }
.footer-nav li { margin-bottom: 0.65rem; }
.footer-nav a {
  font-family: var(--f-sans);
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  color: var(--fg-mid);
  font-weight: 500;
}
.footer-nav a:hover { color: var(--fg); }
.footer-legal { text-align: right; }
.footer-legal a {
  font-family: var(--f-sans);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--fg-mid);
  display: block;
  margin-bottom: 0.75rem;
  font-weight: 500;
}
.footer-legal a:hover { color: var(--fg); }
.footer-legal p {
  font-family: var(--f-sans);
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  color: var(--fg-mute);
}

/* ============================================
   Responsive
============================================ */
@media (max-width: 960px) {
  .site-nav, .header-cta { display: none; }
  .menu-toggle { display: flex; }
  .solution-grid { grid-template-columns: 1fr; }
  .service-cards { grid-template-columns: 1fr; }
  .axes { grid-template-columns: repeat(2, 1fr); }
  .audit-flow { grid-template-columns: 1fr 1fr; }
  .roadmap { grid-template-columns: 1fr 1fr; }
  .works-grid { grid-template-columns: repeat(2, 1fr); }
  .industry-list { grid-template-columns: 1fr 1fr; }
  .founder { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-legal { text-align: left; }
  .company-info > div { grid-template-columns: 1fr; gap: 0.35rem; }
  .why-diagram { grid-template-columns: 1fr; }
  .flow { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .works-grid { grid-template-columns: 1fr; }
  .axes { grid-template-columns: 1fr; }
  .industry-list { grid-template-columns: 1fr; }
  .roadmap { grid-template-columns: 1fr; }
  .cities { flex-direction: column; align-items: stretch; }
  .arrow-h { justify-content: center; }
  .form, .cta-card { padding: 1.5rem; }
  .founder-body .quote { padding-left: 1rem; font-size: 1.25rem; }
  .hero { padding: 5rem 0.75rem 2rem; }
  .hero-media { aspect-ratio: 3 / 4; }
}

/* ============================================
   Team Orbit — "ブランドごとに、必要なチームは違う"
============================================ */
.team-orbit {
  margin: 6rem auto 2rem;
  max-width: 900px;
  text-align: center;
}
.team-orbit-title {
  font-family: var(--f-jp);
  font-weight: 700;
  font-size: clamp(1.4rem, 3vw, 2.15rem);
  color: var(--fg);
  margin-bottom: 3.5rem;
  letter-spacing: 0.02em;
  line-height: 1.5;
}
.orbit {
  position: relative;
  max-width: 640px;
  aspect-ratio: 1 / 1;
  margin: 0 auto;
}
.orbit-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.orbit-svg .ring {
  fill: none;
  stroke: rgba(0,0,0,0.07);
  stroke-width: 1;
}
.orbit-svg .ring-inner {
  stroke: rgba(0,0,0,0.05);
}
.orbit-svg .spoke {
  stroke: rgba(0,0,0,0.09);
  stroke-width: 1;
  stroke-dasharray: 300;
  stroke-dashoffset: 300;
  transition: stroke-dashoffset 1s var(--ease);
}
.team-orbit.in-view .orbit-svg .spoke {
  stroke-dashoffset: 0;
}
.team-orbit.in-view .orbit-svg .spoke:nth-of-type(1) { transition-delay: 0.10s; }
.team-orbit.in-view .orbit-svg .spoke:nth-of-type(2) { transition-delay: 0.15s; }
.team-orbit.in-view .orbit-svg .spoke:nth-of-type(3) { transition-delay: 0.20s; }
.team-orbit.in-view .orbit-svg .spoke:nth-of-type(4) { transition-delay: 0.25s; }
.team-orbit.in-view .orbit-svg .spoke:nth-of-type(5) { transition-delay: 0.30s; }
.team-orbit.in-view .orbit-svg .spoke:nth-of-type(6) { transition-delay: 0.35s; }
.team-orbit.in-view .orbit-svg .spoke:nth-of-type(7) { transition-delay: 0.40s; }
.team-orbit.in-view .orbit-svg .spoke:nth-of-type(8) { transition-delay: 0.45s; }
.team-orbit.in-view .orbit-svg .spoke:nth-of-type(9) { transition-delay: 0.50s; }
.team-orbit.in-view .orbit-svg .spoke:nth-of-type(10) { transition-delay: 0.55s; }
.team-orbit.in-view .orbit-svg .spoke:nth-of-type(11) { transition-delay: 0.60s; }
.team-orbit.in-view .orbit-svg .spoke:nth-of-type(12) { transition-delay: 0.65s; }
.team-orbit.in-view .orbit-svg .spoke:nth-of-type(13) { transition-delay: 0.70s; }

@property --orbit-r {
  syntax: '<percentage>';
  inherits: true;
  initial-value: 37%;
}

.orbit {
  --orbit-r: 37%;
}
.team-orbit.in-view .orbit {
  animation: orbitPulse 9s ease-in-out infinite;
  animation-delay: 1.4s;
}
@keyframes orbitPulse {
  0%, 100% { --orbit-r: 34%; }
  50%      { --orbit-r: 42%; }
}

.orbit-center {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  z-index: 3;
  background: var(--bg-soft);
  padding: 1.25rem 1.75rem;
  border-radius: 8px;
  display: grid;
  min-width: 220px;
}
.oc-state {
  grid-area: 1 / 1;
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.oc-state-a { opacity: 1; transform: translateY(0); }
.oc-state-b { opacity: 0; transform: translateY(6px); }
.orbit.is-formula .oc-state-a { opacity: 0; transform: translateY(-6px); }
.orbit.is-formula .oc-state-b { opacity: 1; transform: translateY(0); }

.oc-label {
  display: block;
  font-family: var(--f-sans);
  font-size: 0.6rem;
  letter-spacing: 0.35em;
  color: var(--fg-mute);
  margin-bottom: 0.35rem;
  font-weight: 500;
  white-space: nowrap;
}
.oc-state-b .oc-label { font-size: 0.55rem; letter-spacing: 0.25em; }
.oc-state-b .oc-label em { font-style: normal; color: var(--fg-mute); margin: 0 0.35em; }
.oc-name {
  font-family: var(--f-sans);
  font-weight: 500;
  font-size: clamp(1.35rem, 2.5vw, 2rem);
  color: var(--fg);
  letter-spacing: 0.01em;
  line-height: 1.1;
  white-space: nowrap;
}

.orbit-bubble {
  --n: 13;
  --a: calc(var(--i) * (360deg / var(--n)) - 90deg);
  position: absolute;
  top: calc(50% + var(--orbit-r) * sin(var(--a)));
  left: calc(50% + var(--orbit-r) * cos(var(--a)));
  transform: translate(-50%, -50%);
  z-index: 2;
  opacity: 0;
  transition: opacity 0.8s var(--ease);
}
.team-orbit.in-view .orbit-bubble {
  animation: bubbleIn 0.9s var(--ease) forwards;
  animation-delay: calc(0.5s + var(--i) * 0.05s);
}
@keyframes bubbleIn {
  0%   { opacity: 0; transform: translate(-50%, -50%) scale(0.6); }
  100% { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}
.orbit.is-formula .orbit-bubble { opacity: 0.35; }
.orbit.is-formula .orbit-bubble span { border-color: var(--line); color: var(--fg-mute); }
.orbit-bubble span {
  display: inline-block;
  background: var(--bg);
  border: 1px solid var(--line-strong);
  padding: 0.4rem 0.85rem;
  font-family: var(--f-sans);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--fg);
  border-radius: 999px;
  white-space: nowrap;
  font-weight: 500;
  box-shadow: 0 1px 0 rgba(0,0,0,0.02);
  transition: border-color 0.8s var(--ease), color 0.8s var(--ease);
}
.orbit.is-formula .orbit-svg .spoke,
.orbit.is-formula .orbit-svg .ring { stroke: rgba(0,0,0,0.04); transition: stroke 0.8s var(--ease); }
.team-orbit-caption {
  margin-top: 4rem;
  font-family: var(--f-jp);
  font-size: 0.9rem;
  color: var(--fg-mid);
  line-height: 1.9;
}
@media (max-width: 640px) {
  .orbit-bubble span { font-size: 0.55rem; padding: 0.28rem 0.55rem; letter-spacing: 0.14em; }
  .oc-name { font-size: 1.15rem; }
  .oc-label { font-size: 0.52rem; }
  .orbit-center { padding: 0.9rem 1.15rem; }
  .team-orbit { margin-top: 4rem; }
  .team-orbit-caption { margin-top: 2.5rem; }
}

/* ============================================
   Mobile menu overlay (2026-09-18 fix)
   `body.menu-open` reveals a full-screen overlay
   on viewports ≤ 960px. Hero section is untouched.
============================================ */
@media (max-width: 960px) {
  .menu-toggle { position: relative; z-index: 210; }
  .menu-toggle span {
    transition: transform 0.25s var(--ease), opacity 0.25s var(--ease);
    transform-origin: center;
  }
  body.menu-open { overflow: hidden; }
  body.menu-open .menu-toggle span:first-child { transform: translateY(3.5px) rotate(45deg); }
  body.menu-open .menu-toggle span:last-child  { transform: translateY(-3.5px) rotate(-45deg); }

  body.menu-open .site-nav {
    display: block;
    position: fixed;
    inset: 0;
    background: #fff;
    z-index: 200;
    padding: 5.5rem 1.75rem 7rem;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }
  body.menu-open .site-nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.75rem;
    padding: 0;
  }
  body.menu-open .site-nav a {
    font-size: 0.95rem;
    letter-spacing: 0.34em;
    padding: 0.35rem 0;
    display: block;
  }
  body.menu-open .header-cta {
    display: inline-flex;
    position: fixed;
    left: 1.75rem; right: 1.75rem;
    bottom: 1.75rem;
    z-index: 210;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 1.25rem;
    background: var(--fg);
    color: var(--bg);
    border-radius: 999px;
    font-family: var(--f-sans);
    font-size: 0.7rem;
    letter-spacing: 0.3em;
  }
  body.menu-open .header-cta .arrow { display: inline-block; }
}