@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;700;800&family=Space+Grotesk:wght@400;500;700&family=IBM+Plex+Mono:wght@400;500;700&family=IBM+Plex+Sans:wght@400;500;700&family=Noto+Sans+JP:wght@400;500;700&family=Noto+Serif+JP:wght@500;700;900&display=swap');

:root {
  --color-bone: #F8F5EE;
  --color-graphite: #1A2E3D;
  --color-turquoise: #1B7E8C;
  --color-citrus: #F4C443;
  --color-mint: #B5D4C8;
  --color-graphite-soft: #4A5868;
  --color-ice: #FFFFFF;
  --color-steel: #B0C4D4;
  --color-aqua-soft: #DCEAE5;
  --shadow-soft: 0 12px 40px rgba(26, 46, 61, 0.10);
  --shadow-card: 0 6px 24px rgba(26, 46, 61, 0.08);
  --radius-tight: 4px;
  --radius-base: 8px;
  --radius-pill: 24px;
  --transition-base: cubic-bezier(0.65, 0, 0.35, 1);
}

html, body {
  background-color: var(--color-bone);
  color: var(--color-graphite);
  font-family: 'IBM Plex Sans', 'Noto Sans JP', sans-serif;
  font-size: 16px;
  line-height: 1.65;
  overflow-x: hidden;
  scroll-behavior: smooth;
}

body {
  background-image:
    radial-gradient(circle at 12% 18%, rgba(27, 126, 140, 0.42) 0%, transparent 38%),
    radial-gradient(circle at 88% 22%, rgba(244, 196, 67, 0.36) 0%, transparent 36%),
    radial-gradient(circle at 22% 82%, rgba(181, 212, 200, 0.58) 0%, transparent 42%),
    radial-gradient(circle at 78% 88%, rgba(176, 196, 212, 0.48) 0%, transparent 40%);
  background-attachment: fixed;
  background-size: cover;
  animation: meshDrift 42s ease-in-out infinite alternate;
}

@keyframes meshDrift {
  0%   { background-position: 0% 0%, 100% 0%, 0% 100%, 100% 100%; }
  50%  { background-position: 2% 1%, 98% 2%, 1% 98%, 99% 99%; }
  100% { background-position: 0% 0%, 100% 0%, 0% 100%, 100% 100%; }
}

strong, p, h1, h2, h3, h4, h5, h6, span, a, li, button {
  color: inherit;
}

strong { font-weight: 700; }

h1, h2, h3, h4, h5, h6 {
  font-family: 'JetBrains Mono', 'Noto Serif JP', monospace;
  font-weight: 700;
  color: var(--color-graphite);
  line-height: 1.18;
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(2.2rem, 5.4vw, 4.4rem);
  font-weight: 800;
  line-height: 1.08;
}

h2 {
  font-size: clamp(1.7rem, 3.6vw, 2.7rem);
}

h3 {
  font-size: clamp(1.3rem, 2.4vw, 1.75rem);
  font-family: 'Space Grotesk', 'Noto Sans JP', sans-serif;
  font-weight: 700;
}

p {
  font-family: 'IBM Plex Sans', 'Noto Sans JP', sans-serif;
  color: var(--color-graphite-soft);
  font-size: 1rem;
  line-height: 1.75;
}

a {
  color: var(--color-turquoise);
  text-decoration: none;
  transition: color 0.25s var(--transition-base);
}

a:hover { color: var(--color-graphite); }

.tech-marker {
  font-family: 'IBM Plex Mono', 'Noto Sans Mono JP', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-turquoise);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.tech-marker::before {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--color-turquoise);
}

.accent-kanji {
  font-family: 'Noto Serif JP', serif;
  font-weight: 900;
  color: var(--color-citrus);
  font-feature-settings: 'palt';
}

.citrus-glow {
  color: var(--color-citrus);
}

.turq-accent {
  color: var(--color-turquoise);
}

.page-shell {
  margin-left: 0;
  padding-top: 96px;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

@media (min-width: 1024px) {
  .page-shell {
    margin-left: 280px;
    padding-top: 40px;
  }
}

.floating-panel {
  position: fixed;
  top: 50%;
  left: 16px;
  transform: translateY(-50%);
  width: 280px;
  max-width: min(calc(100vw - 32px), 100%);
  background: rgba(248, 245, 238, 0.94);
  border: 1px solid rgba(27, 126, 140, 0.18);
  border-right: 2px solid var(--color-turquoise);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-soft);
  padding: 24px 18px;
  z-index: 1000;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: transform 0.5s var(--transition-base), opacity 0.4s var(--transition-base);
}

.floating-panel.is-collapsed {
  transform: translate(calc(-100% - 24px), -50%);
  opacity: 0;
  pointer-events: none;
}

.floating-panel__brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 6px 18px 6px;
  border-bottom: 1px dashed rgba(27, 126, 140, 0.22);
  margin-bottom: 18px;
}

.floating-panel__logo {
  width: 52px;
  height: 52px;
  flex-shrink: 0;
  background: var(--color-graphite);
  color: var(--color-citrus);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 800;
  font-size: 1.4rem;
  transform: rotate(-6deg);
  border-radius: 4px;
  position: relative;
}

.floating-panel__logo::after {
  content: '';
  position: absolute;
  inset: -3px;
  border: 1px solid var(--color-turquoise);
  border-radius: 4px;
  pointer-events: none;
  transform: rotate(6deg);
}

.floating-panel__brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.floating-panel__domain {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--color-turquoise);
  text-transform: lowercase;
}

.floating-panel__company {
  font-family: 'Noto Serif JP', serif;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--color-graphite);
  margin-top: 2px;
}

.floating-panel__nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.floating-panel__nav a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  border-radius: 6px;
  color: var(--color-graphite);
  font-family: 'IBM Plex Sans', 'Noto Sans JP', sans-serif;
  font-size: 0.88rem;
  font-weight: 500;
  transition: background 0.22s var(--transition-base), color 0.22s var(--transition-base);
  border-left: 2px solid transparent;
}

.floating-panel__nav a:hover {
  background: rgba(27, 126, 140, 0.08);
  color: var(--color-turquoise);
  border-left-color: var(--color-citrus);
}

.floating-panel__nav a.is-current {
  background: var(--color-graphite);
  color: var(--color-citrus);
  border-left-color: var(--color-citrus);
}

.floating-panel__nav a .nav-code {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  opacity: 0.5;
}

.floating-panel__phone {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px dashed rgba(27, 126, 140, 0.22);
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-graphite);
}

.floating-panel__phone::before {
  content: 'TEL';
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  background: var(--color-citrus);
  color: var(--color-graphite);
  padding: 2px 6px;
  border-radius: 3px;
}

.panel-toggle {
  position: fixed;
  top: 18px;
  right: 18px;
  z-index: 1100;
  width: 48px;
  height: 48px;
  background: var(--color-graphite);
  color: var(--color-citrus);
  border: 0;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.2rem;
  font-weight: 800;
  transition: transform 0.3s var(--transition-base), background 0.22s var(--transition-base);
  transform: rotate(-6deg);
}

.panel-toggle:hover {
  background: var(--color-turquoise);
  color: var(--color-ice);
  transform: rotate(0deg);
}

@media (min-width: 1024px) {
  .panel-toggle { display: none; }
}

.mobile-topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 72px;
  background: rgba(248, 245, 238, 0.95);
  border-bottom: 1px solid rgba(27, 126, 140, 0.18);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 70px 0 18px;
  padding-right: max(70px, calc(48px + 18px));
  z-index: 1050;
  backdrop-filter: blur(10px);
  box-sizing: border-box;
}

@media (min-width: 1024px) {
  .mobile-topbar { display: none; }
}

.mobile-topbar__brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.mobile-topbar__logo {
  width: 38px;
  height: 38px;
  background: var(--color-graphite);
  color: var(--color-citrus);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 800;
  font-size: 1.05rem;
  border-radius: 4px;
  transform: rotate(-6deg);
}

.mobile-topbar__domain {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--color-turquoise);
  line-height: 1.1;
  text-transform: lowercase;
}

.mobile-topbar__company {
  font-family: 'Noto Serif JP', serif;
  font-weight: 700;
  font-size: 0.82rem;
  color: var(--color-graphite);
  line-height: 1.1;
}

.btn-citro,
.btn-graphite,
.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 14px 28px;
  border-radius: 4px;
  font-family: 'IBM Plex Sans', 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  border: 0;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: transform 0.25s var(--transition-base), box-shadow 0.25s var(--transition-base), background 0.25s var(--transition-base);
  position: relative;
}

.btn-citro {
  background: var(--color-citrus);
  color: var(--color-graphite);
  box-shadow: 4px 4px 0 var(--color-graphite);
}

.btn-citro:hover {
  background: var(--color-graphite);
  color: var(--color-citrus);
  box-shadow: 0 0 0 var(--color-graphite);
  transform: translate(4px, 4px);
}

.btn-graphite {
  background: var(--color-graphite);
  color: var(--color-ice);
  box-shadow: 4px 4px 0 var(--color-citrus);
}

.btn-graphite:hover {
  background: var(--color-turquoise);
  color: var(--color-ice);
  box-shadow: 0 0 0 var(--color-citrus);
  transform: translate(4px, 4px);
}

.btn-outline {
  background: rgba(248, 245, 238, 0.4);
  color: var(--color-graphite);
  border: 1px solid var(--color-graphite);
}

.btn-outline:hover {
  background: var(--color-graphite);
  color: var(--color-citrus);
}

.section-wrap {
  padding: 64px 20px;
  position: relative;
}

@media (min-width: 768px) {
  .section-wrap { padding: 96px 40px; }
}

.section-wrap--narrow {
  max-width: 1200px;
  margin: 0 auto;
}

.skew-divider {
  height: 96px;
  background: var(--color-graphite);
  transform: skewY(-3deg);
  margin: -48px 0;
  position: relative;
  z-index: 0;
}

.skew-divider--citrus {
  background: var(--color-citrus);
}

.section--graphite {
  background: var(--color-graphite);
  color: var(--color-ice);
  position: relative;
  overflow: hidden;
}

.section--graphite h1,
.section--graphite h2,
.section--graphite h3,
.section--graphite h4 {
  color: var(--color-ice);
}

.section--graphite p {
  color: rgba(255, 255, 255, 0.78);
}

.section--graphite .tech-marker {
  color: var(--color-citrus);
}

.section--graphite .tech-marker::before {
  background: var(--color-citrus);
}

.section--graphite::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 15% 20%, rgba(27, 126, 140, 0.4) 0%, transparent 35%),
    radial-gradient(circle at 85% 80%, rgba(244, 196, 67, 0.18) 0%, transparent 35%);
  pointer-events: none;
}

.section--ice {
  background: var(--color-ice);
  color: var(--color-graphite);
  position: relative;
}

.section--ice h1,
.section--ice h2,
.section--ice h3,
.section--ice h4 {
  color: var(--color-graphite);
}

.section--aqua {
  background: var(--color-aqua-soft);
  color: var(--color-graphite);
}

.hero-stack {
  display: grid;
  gap: 32px;
  align-items: center;
  padding: 32px 0;
}

@media (min-width: 900px) {
  .hero-stack {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 64px;
    padding: 56px 0;
  }
}

.hero-stack--reverse {
  grid-template-columns: 0.95fr 1.05fr;
}

.hero-stack__visual {
  position: relative;
  border-radius: 6px;
  overflow: hidden;
  transform: rotate(-1.5deg);
  box-shadow: 14px 14px 0 var(--color-citrus);
}

.hero-stack__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 6px;
  min-height: 280px;
  max-height: 460px;
}

.hero-stack__visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(27, 126, 140, 0.18) 0%, transparent 60%);
  pointer-events: none;
}

.id-stamp {
  position: absolute;
  top: 12px;
  left: 12px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  background: var(--color-citrus);
  color: var(--color-graphite);
  padding: 4px 8px;
  border-radius: 3px;
  z-index: 2;
}

.tile-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .tile-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .tile-grid { grid-template-columns: repeat(3, 1fr); gap: 22px; }
}

.tile-card {
  background: var(--color-ice);
  border-radius: 6px;
  padding: 28px 24px;
  border: 1px solid rgba(176, 196, 212, 0.5);
  position: relative;
  transition: transform 0.3s var(--transition-base), box-shadow 0.3s var(--transition-base);
  color: var(--color-graphite);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.tile-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
}

.tile-card__number {
  font-family: 'JetBrains Mono', monospace;
  font-weight: 800;
  font-size: 2.4rem;
  color: var(--color-turquoise);
  line-height: 1;
}

.tile-card__icon {
  width: 56px;
  height: 56px;
  background: var(--color-aqua-soft);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: var(--color-turquoise);
}

.tile-card--citrus {
  background: var(--color-citrus);
  color: var(--color-graphite);
}

.tile-card--citrus h3,
.tile-card--citrus .tile-card__number {
  color: var(--color-graphite);
}

.tile-card--graphite {
  background: var(--color-graphite);
  color: var(--color-ice);
}

.tile-card--graphite h3,
.tile-card--graphite p,
.tile-card--graphite .tile-card__number {
  color: var(--color-ice);
}

.tile-card--graphite .tile-card__number {
  color: var(--color-citrus);
}

.service-card {
  background: var(--color-ice);
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid rgba(176, 196, 212, 0.45);
  display: flex;
  flex-direction: column;
  color: var(--color-graphite);
  transition: transform 0.3s var(--transition-base), box-shadow 0.3s var(--transition-base);
  position: relative;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
}

.service-card__media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.service-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s var(--transition-base);
}

.service-card:hover .service-card__media img {
  transform: scale(1.05);
}

.service-card__media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(26, 46, 61, 0.05) 0%, rgba(26, 46, 61, 0.55) 100%);
  pointer-events: none;
}

.service-card__price {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--color-citrus);
  color: var(--color-graphite);
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
  font-size: 0.78rem;
  padding: 6px 10px;
  border-radius: 3px;
  z-index: 2;
}

.service-card__body {
  padding: 24px 22px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-grow: 1;
}

.service-card__title {
  font-family: 'Noto Serif JP', serif;
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--color-graphite);
}

.service-card__desc {
  color: var(--color-graphite-soft);
  font-size: 0.92rem;
  line-height: 1.65;
  flex-grow: 1;
}

.service-card__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--color-turquoise);
  text-decoration: none;
  margin-top: 4px;
  letter-spacing: 0.05em;
}

.service-card__cta:hover {
  color: var(--color-graphite);
}

.service-card__cta::after {
  content: '→';
  transition: transform 0.25s var(--transition-base);
}

.service-card__cta:hover::after {
  transform: translateX(4px);
}

.team-grid {
  display: grid;
  gap: 24px;
  grid-template-columns: 1fr;
}

@media (min-width: 600px) {
  .team-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .team-grid { grid-template-columns: repeat(4, 1fr); gap: 28px; }
}

.team-card {
  background: var(--color-ice);
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid rgba(176, 196, 212, 0.5);
  color: var(--color-graphite);
  display: flex;
  flex-direction: column;
}

.team-card__media {
  aspect-ratio: 4 / 5;
  overflow: hidden;
  position: relative;
}

.team-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: contrast(1.02) saturate(0.95);
}

.team-card__body {
  padding: 20px 18px;
  border-top: 3px solid var(--color-citrus);
}

.team-card__role {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--color-turquoise);
  text-transform: uppercase;
}

.team-card__name {
  font-family: 'Noto Serif JP', serif;
  font-weight: 700;
  font-size: 1.15rem;
  margin-top: 4px;
  color: var(--color-graphite);
}

.team-card__bio {
  margin-top: 8px;
  font-size: 0.88rem;
  color: var(--color-graphite-soft);
  line-height: 1.55;
}

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

@media (min-width: 768px) {
  .review-grid { grid-template-columns: repeat(2, 1fr); }
}

.review-card {
  background: var(--color-ice);
  border-radius: 6px;
  padding: 26px 24px;
  border: 1px solid rgba(176, 196, 212, 0.5);
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
  color: var(--color-graphite);
}

.review-card::before {
  content: '“';
  position: absolute;
  top: -10px;
  left: 14px;
  font-family: 'Noto Serif JP', serif;
  font-size: 4rem;
  color: var(--color-citrus);
  line-height: 1;
}

.review-card__text {
  font-size: 0.98rem;
  line-height: 1.75;
  color: var(--color-graphite-soft) !important;
  padding-top: 14px;
}

.review-card__author {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 12px;
  border-top: 1px dashed rgba(27, 126, 140, 0.25);
}

.review-card__avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
  border: 2px solid var(--color-citrus);
}

.review-card__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.review-card__name {
  font-family: 'Noto Serif JP', serif;
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-graphite);
}

.review-card__role {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--color-turquoise);
  text-transform: uppercase;
}

.review-card__rating {
  display: flex;
  gap: 2px;
  font-size: 0.9rem;
  color: var(--color-citrus);
  margin-left: auto;
}

.process-rail {
  display: grid;
  gap: 22px;
  grid-template-columns: 1fr;
  counter-reset: step;
  position: relative;
}

@media (min-width: 768px) {
  .process-rail { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .process-rail { grid-template-columns: repeat(4, 1fr); }
}

.process-step {
  background: var(--color-ice);
  border-radius: 6px;
  padding: 28px 22px;
  border: 1px solid rgba(176, 196, 212, 0.5);
  position: relative;
  color: var(--color-graphite);
}

.process-step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  position: absolute;
  top: -18px;
  left: -10px;
  background: var(--color-citrus);
  color: var(--color-graphite);
  font-family: 'JetBrains Mono', monospace;
  font-weight: 800;
  font-size: 1.1rem;
  padding: 8px 14px;
  border-radius: 4px;
  transform: rotate(-4deg);
  box-shadow: 3px 3px 0 var(--color-graphite);
}

.process-step__title {
  font-family: 'Noto Serif JP', serif;
  font-weight: 700;
  font-size: 1.05rem;
  margin: 16px 0 8px;
  color: var(--color-graphite);
}

.process-step__desc {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--color-graphite-soft);
}

.faq-stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--color-ice);
  border-radius: 6px;
  border: 1px solid rgba(176, 196, 212, 0.45);
  overflow: hidden;
  color: var(--color-graphite);
}

.faq-item__trigger {
  width: 100%;
  background: transparent;
  border: 0;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  text-align: left;
  font-family: 'Noto Sans JP', 'IBM Plex Sans', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-graphite);
  cursor: pointer;
  transition: background 0.22s var(--transition-base);
}

.faq-item__trigger:hover {
  background: var(--color-aqua-soft);
}

.faq-item__indicator {
  width: 32px;
  height: 32px;
  background: var(--color-graphite);
  color: var(--color-citrus);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 800;
  flex-shrink: 0;
  transition: transform 0.3s var(--transition-base), background 0.3s var(--transition-base);
}

.faq-item.is-open .faq-item__indicator {
  transform: rotate(45deg);
  background: var(--color-citrus);
  color: var(--color-graphite);
}

.faq-item__panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--transition-base);
}

.faq-item__content {
  padding: 0 24px 22px;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-graphite-soft);
}

.gallery-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}

@media (min-width: 600px) {
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .gallery-grid { grid-template-columns: repeat(4, 1fr); }
}

.gallery-tile {
  position: relative;
  border-radius: 6px;
  overflow: hidden;
  aspect-ratio: 4 / 5;
  background: var(--color-graphite);
  color: var(--color-ice);
  display: flex;
  align-items: flex-end;
  padding: 18px;
  text-decoration: none;
  transition: transform 0.3s var(--transition-base);
}

.gallery-tile:hover {
  transform: translateY(-4px);
}

.gallery-tile:nth-child(odd) {
  transform: rotate(-1deg);
}

.gallery-tile:nth-child(even) {
  transform: rotate(1deg);
}

.gallery-tile:nth-child(odd):hover {
  transform: rotate(-1deg) translateY(-4px);
}

.gallery-tile:nth-child(even):hover {
  transform: rotate(1deg) translateY(-4px);
}

.gallery-tile img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  z-index: 0;
}

.gallery-tile::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(26, 46, 61, 0.05) 40%, rgba(26, 46, 61, 0.85) 100%);
  z-index: 1;
}

.gallery-tile__meta {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 4px;
  color: var(--color-ice);
}

.gallery-tile__cat {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  color: var(--color-citrus);
  text-transform: uppercase;
}

.gallery-tile__title {
  font-family: 'Noto Serif JP', serif;
  font-weight: 700;
  font-size: 1.02rem;
  color: var(--color-ice);
}

.contact-card {
  background: var(--color-ice);
  border-radius: 6px;
  padding: 36px 30px;
  border: 1px solid rgba(176, 196, 212, 0.5);
  color: var(--color-graphite);
  box-shadow: var(--shadow-card);
}

.contact-card--graphite {
  background: var(--color-graphite);
  color: var(--color-ice);
  position: relative;
  overflow: hidden;
}

.contact-card--graphite h2,
.contact-card--graphite h3,
.contact-card--graphite p,
.contact-card--graphite a,
.contact-card--graphite strong {
  color: var(--color-ice);
}

.contact-card--graphite a:hover {
  color: var(--color-citrus);
}

.contact-card--graphite::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 80% 20%, rgba(244, 196, 67, 0.18) 0%, transparent 40%),
    radial-gradient(circle at 20% 80%, rgba(27, 126, 140, 0.4) 0%, transparent 40%);
  pointer-events: none;
}

.contact-card--graphite > * {
  position: relative;
  z-index: 1;
}

.input-clean,
.textarea-clean,
.select-clean {
  width: 100%;
  background: rgba(248, 245, 238, 0.9);
  border: 1px solid rgba(176, 196, 212, 0.6);
  border-radius: 4px;
  padding: 14px 16px;
  font-family: 'IBM Plex Sans', 'Noto Sans JP', sans-serif;
  font-size: 1rem;
  color: var(--color-graphite);
  transition: border 0.22s var(--transition-base), box-shadow 0.22s var(--transition-base);
}

.input-clean:focus,
.textarea-clean:focus,
.select-clean:focus {
  outline: 0;
  border-color: var(--color-turquoise);
  box-shadow: 0 0 0 3px rgba(27, 126, 140, 0.18);
}

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

.form-row {
  display: grid;
  gap: 8px;
  margin-bottom: 18px;
}

.form-row label {
  font-family: 'IBM Plex Mono', 'Noto Sans JP', monospace;
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-turquoise);
  font-weight: 700;
}

.form-row label .req {
  color: var(--color-citrus);
  margin-left: 4px;
}

.form-row--graphite label {
  color: var(--color-citrus);
}

.form-row--graphite .input-clean,
.form-row--graphite .textarea-clean,
.form-row--graphite .select-clean {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  color: var(--color-ice);
}

.form-row--graphite .input-clean::placeholder,
.form-row--graphite .textarea-clean::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.form-row--graphite .input-clean:focus,
.form-row--graphite .textarea-clean:focus,
.form-row--graphite .select-clean:focus {
  border-color: var(--color-citrus);
  box-shadow: 0 0 0 3px rgba(244, 196, 67, 0.2);
}

.form-success {
  background: var(--color-mint);
  border: 1px solid var(--color-turquoise);
  color: var(--color-graphite);
  padding: 22px 20px;
  border-radius: 6px;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 500;
}

.form-success--graphite {
  background: var(--color-turquoise);
  color: var(--color-ice);
  border-color: var(--color-citrus);
}

.form-success--graphite strong,
.form-success--graphite p {
  color: var(--color-ice);
}

.site-footer {
  background: var(--color-graphite);
  color: var(--color-ice);
  padding: 72px 20px 32px;
  position: relative;
  overflow: hidden;
}

.site-footer::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 10% 20%, rgba(27, 126, 140, 0.35) 0%, transparent 35%),
    radial-gradient(circle at 90% 80%, rgba(244, 196, 67, 0.15) 0%, transparent 35%);
  pointer-events: none;
}

.site-footer > * {
  position: relative;
  z-index: 1;
}

.site-footer h4 {
  color: var(--color-citrus);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.site-footer p,
.site-footer a,
.site-footer address,
.site-footer strong {
  color: rgba(255, 255, 255, 0.78);
  font-family: 'IBM Plex Sans', 'Noto Sans JP', sans-serif;
  font-size: 0.92rem;
  line-height: 1.7;
}

.site-footer a:hover { color: var(--color-citrus); }

.footer-grid {
  display: grid;
  gap: 36px;
  grid-template-columns: 1fr;
  max-width: 1280px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr 1fr; }
}

.footer-brand__logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.footer-brand__logo-mark {
  width: 52px;
  height: 52px;
  background: var(--color-citrus);
  color: var(--color-graphite);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 800;
  font-size: 1.4rem;
  border-radius: 4px;
  transform: rotate(-6deg);
}

.footer-brand__title {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.footer-brand__title strong {
  font-family: 'Noto Serif JP', serif;
  color: var(--color-ice);
  font-weight: 700;
  font-size: 1.05rem;
}

.footer-brand__title span {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.7rem;
  color: var(--color-turquoise);
  letter-spacing: 0.08em;
}

.footer-meta {
  max-width: 1280px;
  margin: 56px auto 0;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
  align-items: center;
}

.footer-meta small {
  font-family: 'IBM Plex Mono', 'Noto Sans JP', monospace;
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.6);
}

.cookie-banner {
  position: fixed;
  bottom: 20px;
  left: 20px;
  right: 20px;
  max-width: min(480px, calc(100vw - 40px));
  background: var(--color-graphite);
  color: var(--color-ice);
  border-radius: 6px;
  border-left: 4px solid var(--color-citrus);
  padding: 22px 22px 20px;
  z-index: 9999;
  box-shadow: var(--shadow-soft);
}

.cookie-banner.is-hidden { display: none; }

.cookie-banner__title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-citrus);
  margin-bottom: 10px;
}

.cookie-banner__text {
  font-size: 0.86rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 16px;
}

.cookie-banner__text a {
  color: var(--color-citrus);
  text-decoration: underline;
}

.cookie-banner__buttons {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.cookie-banner__buttons .btn-citro,
.cookie-banner__buttons .btn-outline {
  min-height: 40px;
  padding: 10px 18px;
  font-size: 0.82rem;
  flex: 1;
}

.cookie-banner__buttons .btn-outline {
  background: transparent;
  color: var(--color-ice);
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.cookie-banner__buttons .btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-citrus);
}

.section-header {
  margin-bottom: 44px;
  max-width: 760px;
}

.section-header--center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-header--center .tech-marker {
  justify-content: center;
}

.section-header__title {
  margin-top: 14px;
}

.section-header__lead {
  margin-top: 16px;
  font-size: 1.04rem;
}

.tag-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--color-aqua-soft);
  color: var(--color-turquoise);
  border-radius: 999px;
  font-family: 'IBM Plex Mono', 'Noto Sans JP', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  font-weight: 700;
}

.tag-pill--citrus {
  background: var(--color-citrus);
  color: var(--color-graphite);
}

.kpi-rail {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr 1fr;
}

@media (min-width: 768px) {
  .kpi-rail { grid-template-columns: repeat(4, 1fr); }
}

.kpi-cell {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  padding: 20px 18px;
  color: var(--color-ice);
}

.kpi-cell__num {
  font-family: 'JetBrains Mono', monospace;
  font-weight: 800;
  font-size: 1.9rem;
  color: var(--color-citrus);
  line-height: 1;
}

.kpi-cell__label {
  margin-top: 8px;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.72);
  font-family: 'Noto Sans JP', sans-serif;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.thanks-card {
  background: var(--color-ice);
  color: var(--color-graphite);
  border-radius: 6px;
  padding: 64px 40px;
  text-align: center;
  border: 1px solid rgba(176, 196, 212, 0.5);
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}

.thanks-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 20%, rgba(244, 196, 67, 0.18) 0%, transparent 40%),
              radial-gradient(circle at 70% 80%, rgba(27, 126, 140, 0.18) 0%, transparent 40%);
  pointer-events: none;
}

.thanks-card > * {
  position: relative;
  z-index: 1;
}

.thanks-card__stamp {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  color: var(--color-turquoise);
  text-transform: uppercase;
}

.thanks-card__stamp::before,
.thanks-card__stamp::after {
  content: '';
  width: 28px;
  height: 1px;
  background: var(--color-turquoise);
}

.legal-doc {
  background: var(--color-ice);
  border-radius: 6px;
  padding: 40px 32px;
  border: 1px solid rgba(176, 196, 212, 0.45);
  color: var(--color-graphite);
  max-width: 920px;
  margin: 0 auto;
}

.legal-doc h2 {
  margin-top: 32px;
  font-size: 1.35rem;
  border-left: 4px solid var(--color-citrus);
  padding-left: 14px;
}

.legal-doc p,
.legal-doc li {
  font-size: 0.96rem;
  line-height: 1.8;
  color: var(--color-graphite-soft);
}

.legal-doc ul {
  margin: 12px 0 12px 22px;
}

.is-flex-row { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }
.mb-24 { margin-bottom: 24px; }

.reveal-on-scroll {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--transition-base), transform 0.7s var(--transition-base);
}

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

::selection {
  background: var(--color-citrus);
  color: var(--color-graphite);
}

@media (max-width: 1023px) {
  .floating-panel {
    transform: translate(-100%, -50%);
    opacity: 0;
    pointer-events: none;
  }
  .floating-panel.is-open {
    transform: translate(0, -50%);
    opacity: 1;
    pointer-events: auto;
  }
}

@media (min-width: 1024px) {
  .floating-panel.is-collapsed {
    transform: translate(0, -50%);
    opacity: 1;
    pointer-events: auto;
  }
}