*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-bg: #f5f5f5;
  --color-ink: #111111;
  --color-muted: #888888;
  --font-display: "Barlow Condensed", "Helvetica Neue", "Arial Narrow", sans-serif;
  --frame-inset: clamp(20px, 3vw, 40px);
  --meta-size: clamp(10px, 0.75vw, 13px);
  --catchphrase-size: clamp(5.5rem, 14.5vw, 13.5rem);
  --stroke-width: clamp(2px, 0.18vw, 3.5px);
  --stroke-width-bold: clamp(5px, 0.42vw, 8px);
  --color-bg-dark: #0a0a0a;
  --color-ink-light: #f5f5f5;
  --by-lead-size: clamp(4rem, 11vw, 9rem);
  --by-scroll-height: 440vh;
  --services-scroll-height: 780vh;
  --cursor-pentagon-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24'%3E%3Cpolygon points='12,2 22,9 18,22 6,22 2,9' fill='%23111111'/%3E%3C/svg%3E") 12 12, auto;
  --cursor-pentagon-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24'%3E%3Cpolygon points='12,2 22,9 18,22 6,22 2,9' fill='%23f5f5f5'/%3E%3C/svg%3E") 12 12, auto;
}

html,
body {
  width: 100%;
  min-height: 100%;
}

body {
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-display);
  -webkit-font-smoothing: antialiased;
  cursor: var(--cursor-pentagon-dark);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.key-visual,
.key-visual * {
  cursor: var(--cursor-pentagon-dark);
}

.by-section,
.by-section *,
.by-scroll,
.by-scroll * {
  cursor: var(--cursor-pentagon-light);
}

.services-scroll,
.services-scroll *,
.members,
.members * {
  cursor: var(--cursor-pentagon-dark);
}

.site-footer,
.site-footer * {
  cursor: var(--cursor-pentagon-light);
}

.legal-page,
.legal-page * {
  cursor: var(--cursor-pentagon-dark);
}

.legal-page .site-footer,
.legal-page .site-footer * {
  cursor: var(--cursor-pentagon-light);
}

button {
  border: none;
  background: none;
  font: inherit;
  color: inherit;
  cursor: pointer;
}

.key-visual {
  width: 100%;
  min-height: 100vh;
  min-height: 100dvh;
  padding: var(--frame-inset);
}

.key-visual__frame {
  position: relative;
  width: 100%;
  height: calc(100vh - var(--frame-inset) * 2);
  height: calc(100dvh - var(--frame-inset) * 2);
  border: 1px solid var(--color-ink);
  background: #ffffff;
  overflow: hidden;
}

.lightning-layer {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
  pointer-events: none;
}

.lightning {
  position: absolute;
  top: var(--lightning-top, 50%);
  left: var(--lightning-left, 50%);
  width: clamp(10px, 1.1vw, 16px);
  color: var(--color-ink);
  opacity: 0;
  transform: translate(-50%, -50%) scale(var(--lightning-scale, 0.6));
  animation: lightning-strike var(--lightning-duration, 480ms) ease-out forwards;
}

.lightning__icon {
  display: block;
  width: 100%;
  height: auto;
}

@keyframes lightning-strike {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(var(--lightning-scale, 0.6)) translate(0, 0)
      rotate(0deg);
  }

  10% {
    opacity: var(--lightning-opacity, 0.12);
  }

  22% {
    transform: translate(-50%, -50%) scale(var(--lightning-scale, 0.6)) translate(-3px, 2px)
      rotate(-4deg);
  }

  34% {
    transform: translate(-50%, -50%) scale(var(--lightning-scale, 0.6)) translate(3px, -2px)
      rotate(3deg);
  }

  46% {
    transform: translate(-50%, -50%) scale(var(--lightning-scale, 0.6)) translate(-2px, -1px)
      rotate(-2deg);
  }

  58% {
    transform: translate(-50%, -50%) scale(var(--lightning-scale, 0.6)) translate(2px, 1px)
      rotate(2deg);
  }

  70% {
    opacity: var(--lightning-opacity, 0.12);
    transform: translate(-50%, -50%) scale(var(--lightning-scale, 0.6)) translate(-1px, 0)
      rotate(-1deg);
  }

  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(var(--lightning-scale, 0.6)) translate(0, 0)
      rotate(0deg);
  }
}

.ball-mark {
  position: absolute;
  top: clamp(16px, 2vw, 28px);
  left: clamp(16px, 2vw, 28px);
  z-index: 2;
  width: clamp(52px, 5.5vw, 76px);
}

.ball-mark__logo {
  display: block;
  width: 100%;
  height: auto;
}

.meta {
  position: absolute;
  z-index: 2;
  font-size: var(--meta-size);
  font-weight: 500;
  letter-spacing: 0.18em;
  line-height: 1.6;
  text-transform: uppercase;
}

.meta--top-left {
  top: clamp(16px, 2vw, 28px);
  left: clamp(16px, 2vw, 28px);
}

.meta--top-right {
  top: clamp(16px, 2vw, 28px);
  right: clamp(16px, 2vw, 28px);
  text-align: right;
}

.meta--bottom-left {
  bottom: clamp(16px, 2vw, 28px);
  left: clamp(16px, 2vw, 28px);
}

.meta--bottom-right {
  bottom: clamp(16px, 2vw, 28px);
  right: clamp(16px, 2vw, 28px);
  text-align: right;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: clamp(8px, 1.2vw, 12px);
}

.blog-new-badge {
  display: grid;
  gap: clamp(8px, 1.2vw, 10px);
  width: min(100%, clamp(220px, 28vw, 320px));
  padding: clamp(12px, 1.6vw, 16px) clamp(14px, 1.8vw, 18px);
  border: 1px solid var(--color-ink);
  background: rgba(255, 255, 255, 0.96);
  color: inherit;
  text-decoration: none;
  text-align: left;
  box-shadow:
    0 14px 32px rgba(17, 17, 17, 0.14),
    0 6px 14px rgba(17, 17, 17, 0.08);
  opacity: 0;
  transform: translateY(10px) scale(0.97);
  transition:
    opacity 0.55s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.55s cubic-bezier(0.22, 1, 0.36, 1),
    background 0.2s ease,
    color 0.2s ease,
    box-shadow 0.2s ease;
}

.blog-new-badge.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.blog-new-badge:hover {
  background: var(--color-ink);
  color: var(--color-ink-light);
  box-shadow:
    0 18px 40px rgba(17, 17, 17, 0.2),
    0 8px 18px rgba(17, 17, 17, 0.1);
}

.blog-new-badge__header {
  display: flex;
  align-items: center;
  gap: 0.55em;
}

.blog-new-badge__label {
  display: inline-flex;
  align-items: center;
  padding: 0.28em 0.55em;
  background: var(--color-ink);
  color: var(--color-ink-light);
  font-size: clamp(10px, 0.78vw, 12px);
  font-weight: 800;
  letter-spacing: 0.2em;
  line-height: 1;
  transition:
    background 0.2s ease,
    color 0.2s ease;
}

.blog-new-badge:hover .blog-new-badge__label {
  background: var(--color-ink-light);
  color: var(--color-ink);
}

.blog-new-badge__category {
  font-size: clamp(10px, 0.78vw, 12px);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  opacity: 0.7;
}

.blog-new-badge__arrow {
  margin-left: auto;
  font-size: clamp(12px, 0.95vw, 14px);
  font-weight: 700;
  line-height: 1;
  transition: transform 0.2s ease;
}

.blog-new-badge:hover .blog-new-badge__arrow {
  transform: translateX(3px);
}

.blog-new-badge__title {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  font-family: "Helvetica Neue", "Hiragino Sans", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  font-size: clamp(0.78rem, 1.15vw, 0.92rem);
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: 0.02em;
  text-transform: none;
}

.meta__title {
  font-weight: 600;
  letter-spacing: 0.12em;
}

.meta__subtitle {
  color: var(--color-muted);
  font-weight: 400;
  letter-spacing: 0.14em;
}

.meta__label,
.meta__year {
  font-weight: 400;
  letter-spacing: 0.2em;
}

.meta__nav {
  display: flex;
  gap: clamp(12px, 1.5vw, 24px);
  list-style: none;
  justify-content: flex-end;
  margin-bottom: 0.35em;
}

.meta__nav-btn {
  position: relative;
  padding-bottom: 0.2em;
  letter-spacing: 0.12em;
  opacity: 0.45;
  transition: opacity 0.2s ease;
}

.meta__nav-btn:hover {
  opacity: 0.75;
}

.meta__nav-btn--active {
  opacity: 1;
}

.meta__nav-btn--active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: var(--color-ink);
}

.meta__counter {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.6em;
  font-weight: 400;
  letter-spacing: 0.14em;
}

.meta__counter-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.1em;
  height: 1.1em;
  border: 1px solid var(--color-ink);
  border-radius: 50%;
  font-size: 0.75em;
  line-height: 1;
  letter-spacing: 0;
}

.catchphrase {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: clamp(48px, 8vw, 96px) clamp(24px, 4vw, 64px);
  user-select: none;
}

.catchphrase__line {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: min(92vw, 1100px);
  font-size: var(--catchphrase-size);
  font-weight: 800;
  line-height: 0.82;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  white-space: nowrap;
}

.catchphrase__line--make {
  margin-bottom: -0.04em;
}

.catchphrase__line--mie {
  position: relative;
  margin-bottom: -0.04em;
}

.catchphrase__line--mie .outlined {
  display: inline-block;
  vertical-align: baseline;
}

.catchphrase__line--mie .catchphrase__m-letter,
.catchphrase__line--mie .catchphrase__e-letter {
  position: relative;
  z-index: 3;
}

.catchphrase__line--strong {
  position: relative;
  z-index: 2;
}

.catchphrase__motto {
  width: 100%;
  max-width: min(92vw, 1100px);
  margin-top: clamp(10px, 1.8vw, 20px);
  font-size: clamp(0.68rem, 1.35vw, 0.95rem);
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: 0.08em;
  text-align: center;
  text-transform: none;
}

.catchphrase__motto-line {
  display: inline-block;
  white-space: nowrap;
}

.catchphrase__motto-core {
  display: inline-flex;
  align-items: center;
  column-gap: 0;
}

.catchphrase__motto.is-splitting .catchphrase__motto-core {
  column-gap: 0.08em;
}

.catchphrase__motto-shi,
.catchphrase__motto-o {
  flex: 0 0 auto;
}

.catchphrase__motto-insert-slot {
  position: relative;
  flex: 0 0 0;
  width: 0;
  min-width: 0;
  align-self: stretch;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  overflow: hidden;
  pointer-events: none;
}

.catchphrase__motto.is-splitting .catchphrase__motto-insert-slot {
  flex: 0 0 auto;
  flex-basis: 4.32em;
  width: 4.32em;
  transition: flex-basis 0.55s cubic-bezier(0.22, 1, 0.36, 1), width 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}

.catchphrase__motto-insert {
  flex: 0 0 auto;
  width: max-content;
  white-space: nowrap;
  clip-path: inset(100% 0 0 0);
  pointer-events: none;
}

.catchphrase__motto.is-revealing-insert .catchphrase__motto-insert-slot {
  pointer-events: auto;
}

.catchphrase__motto.is-revealing-insert .catchphrase__motto-insert {
  animation: insert-pop 0.58s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  pointer-events: auto;
}

.catchphrase__insert-slot {
  position: absolute;
  left: 50%;
  top: 0;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 0;
  height: 100%;
  overflow: hidden;
  transform: translateX(-50%);
  pointer-events: none;
}

.catchphrase__line--mie.is-splitting .catchphrase__insert-slot {
  width: 0.2em;
  transition: width 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}

.catchphrase__insert {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  clip-path: inset(100% 0 0 0);
  pointer-events: none;
}

.catchphrase__insert .catchphrase__letter {
  display: inline-block;
  transform-origin: center center;
}

.catchphrase__line--mie.is-revealing-insert .catchphrase__insert-slot {
  pointer-events: auto;
}

.catchphrase__line--mie.is-revealing-insert .catchphrase__insert {
  animation: insert-pop 0.58s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  pointer-events: auto;
}

.catchphrase__line--mie.is-splitting .catchphrase__m-letter {
  transform: translateX(-0.19em);
  transition: transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}

.catchphrase__line--mie.is-splitting .catchphrase__e-letter {
  transform: translateX(0.05em);
  transition: transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}

.catchphrase__insert.is-wobbling,
.catchphrase__insert .catchphrase__letter.is-wobbling {
  animation: letter-wobble 0.62s ease-in-out;
}

@keyframes insert-pop {
  0% {
    clip-path: inset(100% 0 0 0);
    transform: scale(0.88);
  }

  70% {
    clip-path: inset(0 0 0 0);
    transform: scale(1.04);
  }

  100% {
    clip-path: inset(0 0 0 0);
    transform: scale(1);
  }
}

.catchphrase__group {
  display: inline-block;
  line-height: 0.82;
}

.outlined,
.catchphrase__letter:not(.catchphrase__letter--solid) {
  color: transparent;
  -webkit-text-stroke: var(--stroke-width) var(--color-ink);
  paint-order: stroke fill;
}

.catchphrase__letter {
  display: inline-block;
  transform-origin: center center;
}

.catchphrase__letter.is-entering,
.period.is-entering {
  opacity: 0;
  animation: letter-enter 0.55s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  animation-delay: var(--enter-delay, 0ms);
}

.catchphrase__letter--solid {
  color: var(--color-ink);
  -webkit-text-stroke: 0;
  cursor: var(--cursor-pentagon-light);
}

.catchphrase__letter.is-wobbling:not(.catchphrase__letter--solid) {
  color: transparent;
  -webkit-text-stroke: var(--stroke-width-bold) var(--color-ink);
}

.period {
  display: inline-block;
  width: 0.18em;
  height: 0.18em;
  margin-left: 0.04em;
  border: var(--stroke-width) solid var(--color-ink);
  background: transparent;
  vertical-align: baseline;
  transform-origin: center bottom;
}

.period.is-wobbling {
  border-width: var(--stroke-width-bold);
  background: transparent;
}

@keyframes letter-enter {
  0% {
    opacity: 0;
    transform: translate3d(var(--enter-x, 0), var(--enter-y, 0), 0)
      rotate(var(--enter-rotate, 0deg))
      scale(0.82);
  }

  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0) rotate(0deg) scale(1);
  }
}

@keyframes letter-wobble {
  0%,
  100% {
    transform: translate(0, 0) rotate(0deg);
  }

  20% {
    transform: translate(-3px, 2px) rotate(-1.4deg);
  }

  40% {
    transform: translate(3px, -2px) rotate(1.2deg);
  }

  60% {
    transform: translate(-2px, -1px) rotate(-0.8deg);
  }

  80% {
    transform: translate(2px, 1px) rotate(0.6deg);
  }
}

.is-wobbling {
  animation: letter-wobble 0.62s ease-in-out;
}

@media (prefers-reduced-motion: reduce) {
  .catchphrase__letter.is-entering,
  .period.is-entering {
    animation: none;
    opacity: 1;
    transform: none;
  }

  .catchphrase__insert-slot {
    position: static;
    width: auto;
    height: auto;
    overflow: visible;
    transform: none;
    transition: none;
  }

  .catchphrase__insert {
    clip-path: none;
    opacity: 1;
    transform: none;
    animation: none;
    pointer-events: auto;
  }

  .catchphrase__line--mie.is-splitting .catchphrase__m-letter,
  .catchphrase__line--mie.is-splitting .catchphrase__e-letter {
    transform: none;
    transition: none;
  }

  .catchphrase__motto-insert-slot {
    position: static;
    width: auto;
    height: auto;
    overflow: visible;
    transform: none;
    transition: none;
  }

  .catchphrase__motto-insert {
    clip-path: none;
    opacity: 1;
    transform: none;
    animation: none;
    pointer-events: auto;
  }

  .by-section__dot {
    animation: none;
  }

  .by-scroll__canvas {
    display: none;
  }

  .by-scroll {
    height: auto;
  }

  .by-scroll__sticky {
    position: relative;
    height: auto;
  }

  .by-scroll__handoff {
    display: none;
  }

  .service-panel {
    transition: none;
  }

  .service-card__inner {
    animation: none !important;
    box-shadow: none;
  }

  .lightning {
    animation: none;
    display: none;
  }

  .is-wobbling {
    animation: none;
  }
}

@media (max-width: 768px) {
  :root {
    --catchphrase-size: clamp(3rem, 16vw, 5rem);
  }

  .catchphrase__line {
    line-height: 0.88;
  }

  .meta {
    letter-spacing: 0.1em;
  }

  .meta__nav {
    gap: 8px;
  }
}

.by-scroll {
  position: relative;
  height: var(--by-scroll-height);
  background: var(--color-bg-dark);
  color: var(--color-ink-light);
}

.by-scroll__sticky {
  position: sticky;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  height: 100dvh;
  padding: clamp(48px, 10vw, 96px) var(--frame-inset);
  overflow: hidden;
}

.by-section__aside {
  position: absolute;
  bottom: clamp(28px, 7vh, 72px);
  left: 50%;
  z-index: 2;
  font-size: clamp(0.68rem, 1.2vw, 0.88rem);
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.1em;
  text-transform: none;
  color: var(--color-ink-light);
  opacity: var(--by-aside-opacity, 1);
  transform: translateX(-50%);
  pointer-events: none;
  will-change: opacity;
}

.by-scroll__canvas {
  position: absolute;
  inset: 0;
  z-index: 3;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.by-section {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 0;
  background: transparent;
  color: var(--color-ink-light);
}

.by-section__lead {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: baseline;
  justify-content: center;
  width: auto;
  margin-left: 0;
  font-size: var(--by-lead-size);
  font-weight: 800;
  line-height: 0.9;
  letter-spacing: -0.02em;
  text-transform: lowercase;
  opacity: var(--by-text-opacity, 1);
  transform: scale(var(--by-text-scale, 1));
  transform-origin: center center;
  transition: none;
  will-change: opacity, transform;
}

.by-section__text,
.by-section__dot {
  color: var(--color-ink-light);
  -webkit-text-stroke: 0;
}

.by-section__dots {
  display: inline-flex;
  align-items: baseline;
  margin-left: 0.14em;
}

.by-section__dot {
  display: inline-block;
  transform-origin: center bottom;
  animation: dot-wave 1.4s ease-in-out infinite;
}

.by-scroll.is-scattering .by-section__dot {
  animation: none;
}

.by-section__dot:nth-child(1) {
  animation-delay: 0s;
}

.by-section__dot:nth-child(2) {
  animation-delay: 0.14s;
}

.by-section__dot:nth-child(3) {
  animation-delay: 0.28s;
}

.by-scroll__handoff {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 1;
  width: min(1120px, 96vw);
  padding: clamp(28px, 4vw, 48px);
  border: 1px solid rgba(245, 245, 245, calc(var(--by-handoff-opacity, 0) * 0.35));
  background: rgba(255, 255, 255, calc(var(--by-handoff-opacity, 0) * 0.06));
  opacity: var(--by-handoff-opacity, 0);
  transform: translate(-50%, calc(-50% + (1 - var(--by-handoff-opacity, 0)) * 56px));
  pointer-events: none;
}

.by-scroll__handoff-index {
  display: block;
  margin-bottom: clamp(10px, 1.5vw, 14px);
  font-size: clamp(11px, 0.85vw, 13px);
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: rgba(245, 245, 245, 0.55);
}

.by-scroll__handoff-title {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--color-ink-light);
}

@keyframes dot-wave {
  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-0.16em);
  }
}

.services-scroll {
  position: relative;
  height: var(--services-scroll-height);
  background: var(--color-bg);
  color: var(--color-ink);
}

.services-scroll__sticky {
  position: sticky;
  top: 0;
  display: flex;
  align-items: center;
  height: 100vh;
  height: 100dvh;
  padding: clamp(24px, 4vw, 48px) var(--frame-inset);
  background: var(--color-bg);
}

.services-scroll__list {
  position: relative;
  width: 100%;
  max-width: min(1120px, 96vw);
  min-height: clamp(360px, 58vh, 580px);
  margin: 0 auto;
  list-style: none;
}

.service-panel {
  position: absolute;
  top: 50%;
  left: 0;
  z-index: var(--panel-z, 0);
  width: 100%;
  opacity: var(--panel-opacity, 0);
  transform: translate3d(0, calc(-50% + var(--panel-y, 32px)), 0)
    scale(var(--panel-scale, 0.96));
  transition: transform 0.85s cubic-bezier(0.22, 1, 0.36, 1);
  pointer-events: none;
  isolation: isolate;
}

.service-panel.is-active {
  pointer-events: auto;
}

.service-card {
  width: 100%;
}

.service-card__inner {
  display: flex;
  flex-direction: column;
  min-height: clamp(340px, 54vh, 540px);
  padding: clamp(28px, 4vw, 48px);
  border: 1px solid var(--color-ink);
  background: #ffffff;
  box-shadow: none;
  transition: box-shadow 0.85s cubic-bezier(0.22, 1, 0.36, 1);
}

.service-panel.is-active .service-card__inner {
  box-shadow:
    0 28px 56px rgba(17, 17, 17, 0.18),
    0 12px 24px rgba(17, 17, 17, 0.1);
}

.service-card__header {
  padding-bottom: clamp(18px, 2.5vw, 28px);
  border-bottom: 1px solid rgba(17, 17, 17, 0.12);
}

.service-card__index {
  margin-bottom: clamp(10px, 1.5vw, 14px);
  font-size: clamp(11px, 0.85vw, 13px);
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.service-card__title {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.04em;
}

.service-card__body {
  display: grid;
  flex: 1;
  align-content: start;
  gap: clamp(12px, 1.5vw, 16px);
  min-height: clamp(160px, 28vh, 280px);
  padding-top: clamp(18px, 2.5vw, 28px);
}

.service-card__desc {
  font-size: clamp(0.95rem, 1.55vw, 1.125rem);
  font-weight: 500;
  line-height: 1.75;
  letter-spacing: 0.04em;
  white-space: pre-wrap;
}

.service-card__desc:empty::before {
  content: "";
  display: block;
  min-height: clamp(120px, 22vh, 220px);
}

@media (max-width: 768px) {
  :root {
    --services-scroll-height: 660vh;
  }

  .service-card__title {
    font-size: clamp(1.6rem, 8vw, 2.4rem);
  }

  .service-card__desc {
    font-size: clamp(0.9rem, 4vw, 1.05rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .services-scroll {
    height: auto;
  }

  .services-scroll__sticky {
    position: relative;
    height: auto;
    padding-top: clamp(32px, 8vw, 64px);
    padding-bottom: clamp(32px, 8vw, 64px);
  }

  .services-scroll__list {
    min-height: auto;
  }

  .service-panel {
    position: relative;
    top: auto;
    opacity: 1;
    transform: none;
    pointer-events: auto;
    margin-bottom: clamp(40px, 8vw, 64px);
    transition: none;
  }

  .service-panel:last-child {
    margin-bottom: 0;
  }

  .service-panel.is-active .service-card__inner {
    box-shadow: none;
  }
}

.members {
  width: 100%;
  padding: clamp(64px, 10vw, 120px) var(--frame-inset) clamp(80px, 12vw, 140px);
  background: var(--color-bg);
  color: var(--color-ink);
}

.members__header {
  max-width: min(1320px, 96vw);
  margin: 0 auto clamp(48px, 7vw, 80px);
}

.members__eyebrow {
  margin-bottom: clamp(12px, 2vw, 20px);
  font-size: var(--meta-size);
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.members__title {
  font-size: clamp(3rem, 9vw, 6.5rem);
  font-weight: 800;
  line-height: 0.92;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.members__title-text {
  display: inline-block;
}

.members__header:not(.is-revealed) .members__title-letter {
  opacity: 0;
}

.members__title-letter {
  display: inline-block;
  transform-origin: center center;
}

.members__title-letter--space {
  min-width: 0.24em;
}

.members__title-letter.is-entering {
  opacity: 0;
  animation: letter-enter 0.55s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  animation-delay: var(--enter-delay, 0ms);
}

.members__list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(16px, 2vw, 24px);
  max-width: min(1320px, 96vw);
  margin: 0 auto;
  list-style: none;
  align-items: stretch;
}

.member-card {
  position: relative;
  z-index: 1;
  min-width: 0;
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.member-card--photo:hover {
  z-index: 3;
  transform: rotate(-1deg) translateY(-8px);
}

.member-card--photo:nth-child(2):hover {
  transform: rotate(1deg) translateY(-8px);
}

.member-card__inner {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: clamp(20px, 2.5vw, 32px);
  border: 1px solid var(--color-ink);
  background: #ffffff;
  overflow: hidden;
  transition: box-shadow 0.5s ease;
}

.member-card--photo:hover .member-card__inner {
  box-shadow:
    0 28px 56px rgba(17, 17, 17, 0.24),
    0 12px 24px rgba(17, 17, 17, 0.14);
}

.member-card__content {
  display: flex;
  flex-direction: column;
  flex: 1;
  height: 100%;
  transition: opacity 0.4s ease;
}

.member-card__photo {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(14px, 2.5vw, 24px);
  opacity: 0;
  background: #0a0a0a;
  transition: opacity 0.4s ease;
  pointer-events: none;
}

.member-card__photo-image {
  display: block;
  width: 100%;
  height: 100%;
  max-height: min(72vh, 520px);
  object-fit: cover;
  object-position: center top;
  border-radius: 2px;
  transform: rotate(0deg) scale(0.94);
  box-shadow: none;
  transition:
    transform 0.55s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.55s ease;
}

.member-card__photo-image--center {
  object-position: center center;
}

.member-card--photo:hover .member-card__photo,
.member-card--photo:focus-within .member-card__photo {
  opacity: 1;
}

.member-card--photo:hover .member-card__photo-image,
.member-card--photo:focus-within .member-card__photo-image {
  transform: rotate(-4deg) scale(1);
  box-shadow:
    0 22px 44px rgba(0, 0, 0, 0.58),
    0 8px 16px rgba(0, 0, 0, 0.38);
}

.member-card--photo:nth-child(2):hover .member-card__photo-image,
.member-card--photo:nth-child(2):focus-within .member-card__photo-image {
  transform: rotate(4deg) scale(1);
}

.member-card--photo:hover .member-card__content,
.member-card--photo:focus-within .member-card__content {
  opacity: 0;
}

.member-card__header {
  padding-bottom: clamp(18px, 2.5vw, 28px);
  border-bottom: 1px solid rgba(17, 17, 17, 0.12);
}

.member-card__header--compact {
  padding-bottom: 0;
  border-bottom: none;
}

.member-card__role {
  margin-bottom: clamp(10px, 1.5vw, 14px);
  font-size: clamp(11px, 0.85vw, 13px);
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.member-card__name {
  font-size: clamp(1.5rem, 2.4vw, 2.2rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.04em;
}

.member-card__reading {
  margin-top: clamp(8px, 1.2vw, 12px);
  font-size: clamp(0.8rem, 1.1vw, 0.95rem);
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--color-muted);
}

.member-card__meta {
  padding: clamp(16px, 2.5vw, 24px) 0;
  border-bottom: 1px solid rgba(17, 17, 17, 0.12);
}

.member-card__meta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5em 1.2em;
}

.member-card__meta-label {
  font-size: clamp(10px, 0.75vw, 12px);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.member-card__meta-value {
  font-size: clamp(0.95rem, 1.4vw, 1.05rem);
  font-weight: 500;
  letter-spacing: 0.08em;
}

.member-card__body {
  display: grid;
  flex: 1;
  gap: clamp(12px, 1.5vw, 16px);
  padding-top: clamp(18px, 2.5vw, 28px);
}

.member-card__bio {
  font-size: clamp(0.82rem, 1vw, 0.95rem);
  font-weight: 500;
  line-height: 1.7;
  letter-spacing: 0.03em;
}

@media (max-width: 1024px) {
  .members__list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .members__title {
    font-size: clamp(2.4rem, 12vw, 3.6rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .member-card {
    transition: none;
  }

  .members__title-letter.is-entering {
    animation: none;
    opacity: 1;
    transform: none;
  }

  .member-card--photo:hover {
    transform: none;
  }

  .member-card--photo:hover .member-card__inner {
    box-shadow: none;
  }

  .member-card__photo,
  .member-card__content,
  .member-card__photo-image {
    transition: none;
  }

  .member-card--photo:hover .member-card__photo-image,
  .member-card--photo:focus-within .member-card__photo-image {
    transform: none;
    box-shadow: none;
  }
}

.site-footer {
  width: 100%;
  padding: clamp(56px, 8vw, 88px) var(--frame-inset) clamp(32px, 5vw, 48px);
  background: var(--color-bg-dark);
  color: var(--color-ink-light);
  border-top: 1px solid rgba(245, 245, 245, 0.12);
}

.site-footer__inner {
  display: grid;
  grid-template-columns: minmax(0, 280px) minmax(0, 1fr);
  gap: clamp(32px, 6vw, 72px);
  max-width: min(1320px, 96vw);
  margin: 0 auto clamp(40px, 6vw, 56px);
}

.site-footer__brand {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2.5vw, 24px);
}

.site-footer__logo {
  display: block;
  flex-shrink: 0;
  width: clamp(48px, 5vw, 56px);
  height: auto;
}

.site-footer__name {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 0.06em;
}

.site-footer__reading {
  margin-top: 0.35em;
  font-size: clamp(0.8rem, 1.2vw, 0.95rem);
  font-weight: 500;
  letter-spacing: 0.14em;
  color: rgba(245, 245, 245, 0.55);
}

.site-footer__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(20px, 3vw, 32px) clamp(24px, 4vw, 48px);
}

.site-footer__row {
  display: grid;
  gap: clamp(6px, 1vw, 10px);
}

.site-footer__label {
  font-size: clamp(10px, 0.75vw, 12px);
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(245, 245, 245, 0.45);
}

.site-footer__value {
  font-size: clamp(0.85rem, 1.3vw, 1rem);
  font-weight: 500;
  line-height: 1.7;
  letter-spacing: 0.04em;
}

.site-footer__link {
  color: inherit;
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.site-footer__link:hover {
  opacity: 0.7;
}

.site-footer__copy {
  max-width: min(1320px, 96vw);
  margin: 0 auto;
  padding-top: clamp(24px, 3vw, 32px);
  border-top: 1px solid rgba(245, 245, 245, 0.1);
  font-size: clamp(10px, 0.75vw, 12px);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(245, 245, 245, 0.4);
  text-align: center;
}

@media (max-width: 768px) {
  .site-footer__inner {
    grid-template-columns: 1fr;
  }

  .site-footer__list {
    grid-template-columns: 1fr;
  }
}

.legal-page {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  background: var(--color-bg);
}

.legal-page__header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(17, 17, 17, 0.08);
  background: rgba(245, 245, 245, 0.94);
  backdrop-filter: blur(10px);
}

.legal-page__header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  max-width: min(1320px, 96vw);
  margin: 0 auto;
  padding: clamp(14px, 2vw, 20px) var(--frame-inset);
}

.legal-page__brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: inherit;
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.legal-page__brand:hover {
  opacity: 0.7;
}

.legal-page__logo {
  display: block;
  width: 40px;
  height: auto;
}

.legal-page__brand-name {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  font-weight: 700;
  letter-spacing: 0.14em;
}

.legal-page__nav {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2.5vw, 28px);
}

.legal-page__nav-link,
.legal-page__back {
  font-size: clamp(0.75rem, 1.1vw, 0.9rem);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: inherit;
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.legal-page__nav-link:hover,
.legal-page__back:hover {
  opacity: 0.7;
}

.legal-hero {
  padding: clamp(20px, 3vw, 32px) var(--frame-inset) clamp(12px, 2vw, 20px);
  background: var(--color-bg-dark);
  color: var(--color-ink-light);
}

.legal-hero__shell {
  max-width: min(1320px, 96vw);
  margin: 0 auto;
}

.legal-hero__frame {
  position: relative;
  min-height: clamp(280px, 42vh, 420px);
  padding: clamp(28px, 4vw, 44px);
  border: 1px solid rgba(245, 245, 245, 0.28);
  background:
    radial-gradient(circle at 18% 22%, rgba(245, 245, 245, 0.08), transparent 42%),
    radial-gradient(circle at 82% 78%, rgba(245, 245, 245, 0.05), transparent 38%),
    #111111;
  overflow: hidden;
}

.legal-hero__glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(72vw, 640px);
  height: min(72vw, 640px);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(245, 245, 245, 0.07) 0%, transparent 68%);
  transform: translate(-50%, -54%);
  pointer-events: none;
}

.legal-hero__mark {
  position: absolute;
  top: clamp(16px, 2vw, 24px);
  left: clamp(16px, 2vw, 24px);
  z-index: 2;
  width: clamp(44px, 4.5vw, 52px);
  transition: opacity 0.2s ease;
}

.legal-hero__mark:hover {
  opacity: 0.75;
}

.legal-hero__mark img {
  display: block;
  width: 100%;
  height: auto;
}

.legal-hero__meta {
  position: absolute;
  z-index: 2;
  font-size: var(--meta-size);
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(245, 245, 245, 0.45);
}

.legal-hero__meta--top-right {
  top: clamp(16px, 2vw, 24px);
  right: clamp(16px, 2vw, 24px);
}

.legal-hero__meta--bottom-left {
  bottom: clamp(16px, 2vw, 24px);
  left: clamp(16px, 2vw, 24px);
}

.legal-hero__meta--bottom-right {
  bottom: clamp(16px, 2vw, 24px);
  right: clamp(16px, 2vw, 24px);
}

.legal-hero__content {
  position: relative;
  z-index: 2;
  display: grid;
  place-items: center;
  min-height: clamp(220px, 34vh, 340px);
  padding: clamp(48px, 8vw, 88px) clamp(16px, 3vw, 32px);
  text-align: center;
}

.legal-hero__eyebrow {
  margin-bottom: clamp(14px, 2vw, 20px);
  font-size: clamp(0.72rem, 1.2vw, 0.9rem);
  font-weight: 600;
  letter-spacing: 0.16em;
}

.legal-hero__title {
  display: grid;
  gap: clamp(10px, 1.5vw, 16px);
}

.legal-hero__title-line {
  font-size: clamp(3.4rem, 12vw, 7.5rem);
  font-weight: 800;
  line-height: 0.88;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

.legal-hero__title-ja {
  font-size: clamp(1.1rem, 2.4vw, 1.55rem);
  font-weight: 700;
  letter-spacing: 0.18em;
}

.legal-hero__date {
  margin-top: clamp(18px, 2.5vw, 28px);
  font-size: clamp(0.72rem, 1.1vw, 0.88rem);
  font-weight: 600;
  letter-spacing: 0.14em;
  color: rgba(245, 245, 245, 0.55);
}

.outlined--on-dark {
  color: transparent;
  -webkit-text-stroke: clamp(1.5px, 0.14vw, 2.5px) var(--color-ink-light);
  paint-order: stroke fill;
}

.legal-layout {
  display: grid;
  grid-template-columns: minmax(0, 220px) minmax(0, 1fr);
  gap: clamp(28px, 4vw, 56px);
  max-width: min(1320px, 96vw);
  margin: 0 auto;
  padding: clamp(40px, 6vw, 72px) var(--frame-inset) clamp(56px, 8vw, 88px);
}

.legal-toc {
  position: relative;
}

.legal-toc__label {
  margin-bottom: clamp(16px, 2vw, 20px);
  font-size: var(--meta-size);
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.legal-toc__list {
  position: sticky;
  top: clamp(88px, 12vh, 108px);
  display: grid;
  gap: 0.35em;
  list-style: none;
}

.legal-toc__link {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: baseline;
  gap: 0.65em;
  padding: 0.55em 0;
  color: inherit;
  font-size: clamp(0.78rem, 1.1vw, 0.92rem);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  opacity: 0.55;
  transition:
    opacity 0.2s ease,
    border-color 0.2s ease,
    transform 0.2s ease;
}

.legal-toc__link:hover,
.legal-toc__link.is-active {
  opacity: 1;
}

.legal-toc__link.is-active {
  border-bottom-color: rgba(17, 17, 17, 0.18);
  transform: translateX(4px);
}

.legal-toc__index {
  font-size: clamp(10px, 0.75vw, 12px);
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--color-muted);
}

.legal-page__main {
  min-width: 0;
}

.legal-document {
  display: grid;
  gap: clamp(24px, 3.5vw, 36px);
}

.legal-lead-card {
  padding: clamp(24px, 3.5vw, 36px);
  border: 1px solid var(--color-ink);
  background: #ffffff;
  box-shadow:
    0 18px 40px rgba(17, 17, 17, 0.08),
    0 8px 16px rgba(17, 17, 17, 0.04);
}

.legal-lead-card__label {
  margin-bottom: clamp(12px, 1.5vw, 16px);
  font-size: var(--meta-size);
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.legal-lead-card__text {
  font-family: "Helvetica Neue", "Hiragino Sans", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  font-size: clamp(0.95rem, 1.45vw, 1.05rem);
  font-weight: 500;
  line-height: 1.95;
  letter-spacing: 0.02em;
}

.legal-document__sections {
  display: grid;
  gap: clamp(20px, 3vw, 28px);
}

.legal-card {
  scroll-margin-top: clamp(96px, 14vh, 120px);
}

.legal-card.is-reveal-pending {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.65s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}

.legal-card.is-reveal-pending.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.legal-card__inner {
  padding: clamp(24px, 3.5vw, 36px);
  border: 1px solid var(--color-ink);
  background: #ffffff;
  transition: box-shadow 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

.legal-card.is-visible .legal-card__inner {
  box-shadow:
    0 16px 36px rgba(17, 17, 17, 0.08),
    0 6px 14px rgba(17, 17, 17, 0.04);
}

.legal-card__inner--dark {
  border-color: rgba(245, 245, 245, 0.22);
  background: var(--color-bg-dark);
  color: var(--color-ink-light);
}

.legal-card__header {
  padding-bottom: clamp(16px, 2.2vw, 24px);
  border-bottom: 1px solid rgba(17, 17, 17, 0.1);
}

.legal-card__inner--dark .legal-card__header {
  border-bottom-color: rgba(245, 245, 245, 0.14);
}

.legal-card__index {
  margin-bottom: clamp(8px, 1.2vw, 12px);
  font-size: var(--meta-size);
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.legal-card__inner--dark .legal-card__index {
  color: rgba(245, 245, 245, 0.45);
}

.legal-card__title {
  font-size: clamp(1.45rem, 3vw, 2.2rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: 0.04em;
}

.legal-card__body {
  display: grid;
  gap: 1em;
  padding-top: clamp(16px, 2.2vw, 24px);
  font-family: "Helvetica Neue", "Hiragino Sans", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  font-size: clamp(0.92rem, 1.35vw, 1rem);
  font-weight: 400;
  line-height: 1.9;
  letter-spacing: 0.02em;
}

.legal-card__list {
  display: grid;
  gap: 0.55em;
  padding-left: 0;
  list-style: none;
}

.legal-card__list li {
  position: relative;
  padding-left: 1.15em;
}

.legal-card__list li::before {
  content: "";
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 0.42em;
  height: 0.42em;
  border: 1px solid currentColor;
  transform: rotate(45deg);
}

.legal-card__note {
  padding: 0.85em 1em;
  border-left: 2px solid var(--color-ink);
  background: rgba(17, 17, 17, 0.04);
  font-weight: 500;
}

.legal-card__sep {
  margin: 0 0.45em;
  opacity: 0.45;
}

.legal-card__link {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 0.18em;
  transition: opacity 0.2s ease;
}

.legal-card__link:hover {
  opacity: 0.7;
}

.legal-card__link--light {
  color: var(--color-ink-light);
}

.legal-info-grid {
  display: grid;
  gap: clamp(14px, 2vw, 18px);
}

.legal-info-grid__row {
  display: grid;
  gap: 0.35em;
  padding-bottom: clamp(12px, 1.8vw, 16px);
  border-bottom: 1px solid rgba(17, 17, 17, 0.08);
}

.legal-info-grid__row:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.legal-info-grid__row dt {
  font-family: var(--font-display);
  font-size: clamp(0.72rem, 1vw, 0.84rem);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.legal-info-grid--light .legal-info-grid__row {
  border-bottom-color: rgba(245, 245, 245, 0.12);
}

.legal-info-grid--light .legal-info-grid__row dt {
  color: rgba(245, 245, 245, 0.45);
}

@media (max-width: 960px) {
  .legal-layout {
    grid-template-columns: 1fr;
  }

  .legal-toc__list {
    position: static;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.5em 1em;
  }

  .legal-toc__link {
    padding: 0.45em 0;
  }
}

@media (max-width: 640px) {
  .legal-page__nav {
    gap: 12px;
  }

  .legal-page__nav-link {
    display: none;
  }

  .legal-hero__meta--bottom-right {
    display: none;
  }

  .legal-toc__list {
    grid-template-columns: 1fr;
  }

  .legal-hero__title-line {
    font-size: clamp(2.8rem, 16vw, 4.2rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .legal-card.is-reveal-pending {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .legal-toc__link.is-active {
    transform: none;
  }
}

.site-footer__sep {
  opacity: 0.45;
}

.blog-hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(245, 245, 245, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245, 245, 245, 0.04) 1px, transparent 1px);
  background-size: clamp(28px, 4vw, 44px) clamp(28px, 4vw, 44px);
  mask-image: radial-gradient(circle at center, #000 35%, transparent 88%);
  pointer-events: none;
}

.blog-stats {
  border-bottom: 1px solid rgba(17, 17, 17, 0.08);
  background: #ffffff;
}

.blog-stats__list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(16px, 3vw, 32px);
  max-width: min(1320px, 96vw);
  margin: 0 auto;
  padding: clamp(20px, 3vw, 28px) var(--frame-inset);
  list-style: none;
}

.blog-stats__item {
  display: grid;
  gap: 0.4em;
}

.blog-stats__item dt {
  font-size: var(--meta-size);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.blog-stats__item dd {
  font-size: clamp(1.1rem, 2vw, 1.45rem);
  font-weight: 800;
  letter-spacing: 0.06em;
}

.blog-page__main {
  max-width: min(1120px, 96vw);
  margin: 0 auto;
  padding: clamp(40px, 6vw, 72px) var(--frame-inset) clamp(56px, 8vw, 88px);
}

.blog-page__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: clamp(20px, 4vw, 40px);
  margin-bottom: clamp(28px, 4vw, 40px);
}

.blog-page__intro-label {
  margin-bottom: clamp(10px, 1.5vw, 14px);
  font-size: var(--meta-size);
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.blog-page__intro-text {
  font-size: clamp(1.2rem, 2.2vw, 1.65rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 0.04em;
}

.blog-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5em;
  list-style: none;
}

.blog-filter__pill {
  display: inline-flex;
  align-items: center;
  padding: 0.45em 0.9em;
  border: 1px solid rgba(17, 17, 17, 0.14);
  font-size: clamp(0.72rem, 1vw, 0.84rem);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.blog-filter__pill.is-active {
  border-color: var(--color-ink);
  background: var(--color-ink);
  color: var(--color-ink-light);
}

.blog-list {
  display: grid;
  gap: clamp(20px, 3vw, 28px);
  list-style: none;
}

.blog-card__inner {
  display: grid;
  grid-template-columns: minmax(0, 220px) minmax(0, 1fr);
  border: 1px solid var(--color-ink);
  background: #ffffff;
  overflow: hidden;
  box-shadow:
    0 18px 40px rgba(17, 17, 17, 0.08),
    0 8px 16px rgba(17, 17, 17, 0.04);
  transition: box-shadow 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

.blog-card__inner:hover {
  box-shadow:
    0 28px 56px rgba(17, 17, 17, 0.14),
    0 12px 24px rgba(17, 17, 17, 0.08);
}

.blog-card__visual {
  display: grid;
  align-content: space-between;
  min-height: 100%;
  padding: clamp(24px, 3vw, 32px);
  border-right: 1px solid rgba(17, 17, 17, 0.1);
  background:
    radial-gradient(circle at 20% 18%, rgba(17, 17, 17, 0.05), transparent 48%),
    #fafafa;
}

.blog-card__visual-index {
  font-size: clamp(3.5rem, 8vw, 5.5rem);
  font-weight: 800;
  line-height: 0.9;
  letter-spacing: -0.02em;
  color: transparent;
  -webkit-text-stroke: clamp(1px, 0.12vw, 1.5px) var(--color-ink);
  paint-order: stroke fill;
}

.blog-card__visual-label {
  font-size: var(--meta-size);
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.blog-card__content {
  display: grid;
  gap: clamp(16px, 2.5vw, 22px);
  padding: clamp(24px, 3.5vw, 36px);
}

.blog-card__meta {
  display: flex;
  align-items: center;
  gap: clamp(12px, 2vw, 18px);
  margin-bottom: clamp(10px, 1.5vw, 14px);
}

.blog-card__category {
  display: inline-flex;
  padding: 0.3em 0.65em;
  border: 1px solid rgba(17, 17, 17, 0.14);
  font-size: clamp(10px, 0.72vw, 11px);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.blog-card__date {
  font-size: var(--meta-size);
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--color-muted);
}

.blog-card__title {
  font-size: clamp(1.5rem, 3.2vw, 2.2rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 0.04em;
}

.blog-card__title-link {
  color: inherit;
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.blog-card__title-link:hover {
  opacity: 0.7;
}

.blog-card__excerpt {
  font-family: "Helvetica Neue", "Hiragino Sans", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  font-size: clamp(0.92rem, 1.35vw, 1rem);
  font-weight: 400;
  line-height: 1.85;
  letter-spacing: 0.02em;
}

.blog-card__read-more {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-size: clamp(0.82rem, 1.2vw, 0.95rem);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: inherit;
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.blog-card__read-more:hover {
  opacity: 0.7;
}

.blog-card__arrow {
  transition: transform 0.2s ease;
}

.blog-card__read-more:hover .blog-card__arrow {
  transform: translateX(4px);
}

.blog-reveal.is-reveal-pending {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.65s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}

.blog-reveal.is-reveal-pending.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.blog-article-layout {
  display: grid;
  grid-template-columns: minmax(0, 200px) minmax(0, 1fr);
  gap: clamp(28px, 4vw, 56px);
  max-width: min(1120px, 96vw);
  margin: 0 auto;
  padding: clamp(40px, 6vw, 72px) var(--frame-inset) clamp(56px, 8vw, 88px);
}

.blog-toc {
  position: relative;
}

.blog-toc__label {
  margin-bottom: clamp(16px, 2vw, 20px);
  font-size: var(--meta-size);
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.blog-toc__list {
  position: sticky;
  top: clamp(88px, 12vh, 108px);
  display: grid;
  gap: 0.35em;
  list-style: none;
}

.blog-toc__link {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: baseline;
  gap: 0.65em;
  padding: 0.55em 0;
  color: inherit;
  font-size: clamp(0.78rem, 1.1vw, 0.92rem);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  opacity: 0.55;
  transition:
    opacity 0.2s ease,
    border-color 0.2s ease,
    transform 0.2s ease;
}

.blog-toc__link:hover,
.blog-toc__link.is-active {
  opacity: 1;
}

.blog-toc__link.is-active {
  border-bottom-color: rgba(17, 17, 17, 0.18);
  transform: translateX(4px);
}

.blog-toc__index {
  font-size: clamp(10px, 0.75vw, 12px);
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--color-muted);
}

.legal-hero--article .legal-hero__frame {
  min-height: clamp(320px, 48vh, 480px);
}

.legal-hero__content--article {
  min-height: clamp(260px, 38vh, 380px);
}

.blog-article__hero-title {
  max-width: min(92vw, 900px);
  font-size: clamp(1.8rem, 4.8vw, 3.4rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 0.04em;
}

.blog-article__hero-meta {
  margin-top: clamp(16px, 2.5vw, 24px);
  font-size: clamp(0.78rem, 1.2vw, 0.95rem);
  font-weight: 600;
  letter-spacing: 0.14em;
  color: rgba(245, 245, 245, 0.55);
}

.blog-article__hero-sep {
  margin: 0 0.45em;
  opacity: 0.45;
}

.blog-article__main {
  min-width: 0;
}

.blog-article__content {
  display: grid;
  gap: clamp(36px, 5vw, 56px);
}

.blog-article__content .blog-plain__body {
  padding: 0;
}

.blog-article__content .blog-plain__body h2:first-of-type {
  margin-top: 0;
}

.blog-article__lead-card {
  position: relative;
  display: grid;
  gap: 1em;
  padding: clamp(28px, 4vw, 40px) clamp(24px, 3.5vw, 36px) clamp(24px, 3.5vw, 36px)
    clamp(32px, 4.5vw, 48px);
  border: 1px solid var(--color-ink);
  background: #ffffff;
  font-family: "Helvetica Neue", "Hiragino Sans", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  font-size: clamp(0.95rem, 1.45vw, 1.05rem);
  font-weight: 500;
  line-height: 1.95;
  letter-spacing: 0.02em;
  box-shadow:
    0 18px 40px rgba(17, 17, 17, 0.08),
    0 8px 16px rgba(17, 17, 17, 0.04);
}

.blog-article__lead-card::before {
  content: "";
  position: absolute;
  top: clamp(20px, 3vw, 28px);
  left: 0;
  width: 3px;
  height: calc(100% - clamp(40px, 6vw, 56px));
  background: var(--color-ink);
}

.blog-article__section {
  scroll-margin-top: clamp(96px, 14vh, 120px);
}

[id^="section-"] {
  scroll-margin-top: clamp(96px, 14vh, 120px);
}

.blog-article__section-header {
  display: grid;
  gap: 0.5em;
  padding-bottom: clamp(12px, 2vw, 16px);
  border-bottom: 1px solid rgba(17, 17, 17, 0.1);
}

.blog-article__section-index {
  font-size: var(--meta-size);
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.blog-article__section-title {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: 0.04em;
}

.blog-service-list {
  display: grid;
  gap: clamp(16px, 2.5vw, 20px);
  list-style: none;
}

.blog-service-list--grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.blog-service-card__inner {
  display: grid;
  align-content: start;
  gap: 0.5em;
  height: 100%;
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--color-ink);
  background: #ffffff;
  transition:
    box-shadow 0.35s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

.blog-service-card__inner:hover {
  transform: translateY(-3px);
  box-shadow:
    0 14px 32px rgba(17, 17, 17, 0.1),
    0 6px 12px rgba(17, 17, 17, 0.05);
}

.blog-service-card__index {
  font-size: var(--meta-size);
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.blog-service-card__title {
  font-size: clamp(1.05rem, 1.9vw, 1.3rem);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: 0.04em;
}

.blog-service-card__desc {
  font-family: "Helvetica Neue", "Hiragino Sans", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  font-size: clamp(0.9rem, 1.3vw, 0.98rem);
  font-weight: 400;
  line-height: 1.85;
  letter-spacing: 0.02em;
}

.legal-info-grid--columns {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(14px, 2vw, 18px) clamp(24px, 4vw, 40px);
}

.blog-article__nav {
  padding-top: clamp(8px, 1.5vw, 16px);
  border-top: 1px solid rgba(17, 17, 17, 0.1);
}

.blog-article__nav-link {
  display: inline-flex;
  align-items: center;
  padding: 0.65em 1.1em;
  border: 1px solid var(--color-ink);
  font-size: clamp(0.82rem, 1.2vw, 0.95rem);
  font-weight: 700;
  letter-spacing: 0.1em;
  color: inherit;
  text-decoration: none;
  transition:
    background 0.2s ease,
    color 0.2s ease;
}

.blog-article__nav-link:hover {
  background: var(--color-ink);
  color: var(--color-ink-light);
}

@media (max-width: 960px) {
  .blog-article-layout {
    grid-template-columns: 1fr;
  }

  .blog-toc__list {
    position: static;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.5em 1em;
  }

  .blog-service-list--grid {
    grid-template-columns: 1fr;
  }

  .legal-info-grid--columns {
    grid-template-columns: 1fr;
  }

  .blog-card__inner {
    grid-template-columns: 1fr;
  }

  .blog-card__visual {
    border-right: none;
    border-bottom: 1px solid rgba(17, 17, 17, 0.1);
    min-height: auto;
    grid-template-columns: 1fr auto;
    align-items: center;
  }

  .blog-stats__list {
    grid-template-columns: 1fr;
  }

  .blog-page__head {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 640px) {
  .blog-toc__list {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .blog-reveal.is-reveal-pending {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .blog-toc__link.is-active {
    transform: none;
  }

  .blog-service-card__inner:hover {
    transform: none;
  }
}

.blog-plain {
  max-width: min(720px, 92vw);
  margin: 0 auto;
  padding: clamp(48px, 7vw, 80px) var(--frame-inset) clamp(64px, 9vw, 96px);
}

.blog-plain__header {
  margin-bottom: clamp(36px, 5vw, 52px);
  padding-bottom: clamp(24px, 3.5vw, 32px);
  border-bottom: 1px solid rgba(17, 17, 17, 0.12);
}

.blog-plain__title {
  font-size: clamp(2rem, 5vw, 2.8rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: 0.06em;
}

.blog-plain__subtitle {
  margin-top: 0.65em;
  font-size: clamp(0.85rem, 1.3vw, 1rem);
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--color-muted);
}

.blog-plain__list {
  display: grid;
  gap: clamp(28px, 4vw, 40px);
  list-style: none;
}

.blog-plain__item {
  padding-bottom: clamp(28px, 4vw, 40px);
  border-bottom: 1px solid rgba(17, 17, 17, 0.1);
}

.blog-plain__item:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.blog-plain__meta {
  margin-bottom: 0.65em;
  font-size: clamp(0.78rem, 1.1vw, 0.9rem);
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--color-muted);
}

.blog-plain__sep {
  margin: 0 0.4em;
  opacity: 0.45;
}

.blog-plain__item-title {
  font-size: clamp(1.2rem, 2.4vw, 1.55rem);
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: 0.02em;
}

.blog-plain__article-header {
  margin-bottom: clamp(32px, 4.5vw, 48px);
  padding-bottom: clamp(24px, 3.5vw, 32px);
  border-bottom: 1px solid rgba(17, 17, 17, 0.12);
}

.blog-plain__article-title {
  font-size: clamp(1.5rem, 3.5vw, 2rem);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: 0.02em;
}

.blog-plain__body {
  display: grid;
  gap: 1.25em;
  font-family: "Helvetica Neue", "Hiragino Sans", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  font-size: clamp(0.95rem, 1.4vw, 1.02rem);
  font-weight: 400;
  line-height: 1.95;
  letter-spacing: 0.02em;
}

.blog-plain__body h2 {
  margin-top: 1.5em;
  font-family: var(--font-display);
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.04em;
}

.blog-plain__body h2:first-of-type {
  margin-top: 0.5em;
}

.blog-plain__dl {
  display: grid;
  gap: 0.75em;
}

.blog-plain__dl-row {
  display: grid;
  grid-template-columns: minmax(5em, 7em) 1fr;
  gap: 0.75em 1.25em;
}

.blog-plain__dl-row dt {
  font-weight: 600;
  color: var(--color-muted);
}

.blog-plain__dl-row dd {
  margin: 0;
}

.blog-plain__link {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 0.18em;
  transition: opacity 0.2s ease;
}

.blog-plain__link:hover {
  opacity: 0.7;
}

.blog-plain__back {
  margin-top: clamp(40px, 5vw, 56px);
  padding-top: clamp(24px, 3.5vw, 32px);
  border-top: 1px solid rgba(17, 17, 17, 0.1);
  font-size: clamp(0.88rem, 1.2vw, 0.98rem);
}

@media (max-width: 640px) {
  .blog-plain__dl-row {
    grid-template-columns: 1fr;
    gap: 0.25em;
  }
}