@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600;700&family=IBM+Plex+Sans+JP:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600;700&family=IBM+Plex+Mono+JP:wght@400;500;700&display=swap');

:root {
  --concrete-base: #F2EFE8;
  --concrete-card: #FBFAF5;
  --concrete-line: #DCDAD2;
  --graphite: #1A1A1A;
  --graphite-deep: #0F0F12;
  --graphite-tech: #4A5258;
  --aqua: #00B5C9;
  --aqua-soft: rgba(0, 181, 201, 0.08);
  --aqua-line: rgba(0, 181, 201, 0.4);
  --aqua-line-soft: rgba(0, 181, 201, 0.18);
  --aqua-shadow: rgba(0, 181, 201, 0.32);
  --cobalt: #1F4B7A;
  --cobalt-soft: rgba(31, 75, 122, 0.08);
  --safety: #F5B324;
  --safety-soft: rgba(245, 179, 36, 0.08);
  --safety-line: rgba(245, 179, 36, 0.4);
  --bronze: #B58A4F;
  --mint-cool: #8AC9B0;
  --hard-shadow: 8px 8px 0 0 rgba(26, 26, 26, 0.92);
  --hard-shadow-deep: 12px 12px 0 0 rgba(26, 26, 26, 1);
  --hard-shadow-button: 4px 4px 0 0 rgba(26, 26, 26, 0.92);
  --grain-opacity: 0.05;
  --sidebar-width: 280px;
  --sidebar-width-compact: 88px;
  --header-height: 64px;
}

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

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background: var(--concrete-base);
  color: var(--graphite);
  font-family: 'Inter', 'IBM Plex Sans JP', sans-serif;
  font-size: 16px;
  line-height: 1.5;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  background-image:
    radial-gradient(circle at 12% 18%, rgba(0, 181, 201, 0.32) 0px, transparent 36%),
    radial-gradient(circle at 82% 14%, rgba(31, 75, 122, 0.34) 0px, transparent 38%),
    radial-gradient(circle at 22% 78%, rgba(245, 179, 36, 0.28) 0px, transparent 32%),
    radial-gradient(circle at 78% 86%, rgba(181, 138, 79, 0.30) 0px, transparent 34%),
    radial-gradient(circle at 50% 48%, rgba(138, 201, 176, 0.24) 0px, transparent 40%),
    radial-gradient(circle at 6% 92%, rgba(74, 82, 88, 0.28) 0px, transparent 36%);
  background-attachment: fixed;
  background-size: 140% 140%, 160% 160%, 120% 120%, 150% 150%, 130% 130%, 110% 110%;
  animation: fluidPulse 84s ease-in-out infinite;
}

@keyframes fluidPulse {
  0%, 100% {
    background-position: 0% 0%, 100% 0%, 0% 100%, 100% 100%, 50% 50%, 0% 50%;
  }
  25% {
    background-position: 18% 12%, 82% 8%, 12% 88%, 88% 92%, 60% 42%, 8% 60%;
  }
  50% {
    background-position: 30% 24%, 70% 18%, 22% 76%, 76% 84%, 40% 56%, 16% 40%;
  }
  75% {
    background-position: 12% 36%, 88% 28%, 32% 64%, 64% 72%, 70% 64%, 24% 70%;
  }
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(26, 26, 26, 0.08) 1px, transparent 0);
  background-size: 16px 16px;
  opacity: 0.55;
  mix-blend-mode: multiply;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 2;
  background:
    repeating-linear-gradient(45deg, rgba(26, 26, 26, 0.012) 0 2px, transparent 2px 4px);
  opacity: 0.8;
}

main {
  margin-left: var(--sidebar-width);
  position: relative;
  z-index: 3;
  min-height: 100vh;
}

.mono-tech {
  font-family: 'JetBrains Mono', 'IBM Plex Mono', 'IBM Plex Mono JP', monospace;
  letter-spacing: 0.04em;
}

.mono-jp {
  font-family: 'IBM Plex Mono JP', 'JetBrains Mono', monospace;
  letter-spacing: 0.04em;
}

.display-haas {
  font-family: 'Inter', 'Helvetica Neue', sans-serif;
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 0.92;
}

.ibm-sans {
  font-family: 'IBM Plex Sans JP', 'Inter', sans-serif;
}

.safety-yellow {
  background: var(--safety);
  color: var(--graphite);
}

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

.cobalt-fill {
  background: var(--cobalt);
  color: var(--concrete-card);
}

.graphite-fill {
  background: var(--graphite);
  color: var(--concrete-card);
}

.bunker {
  padding: 24px;
  background: var(--concrete-card);
  border: 2px solid var(--graphite);
  box-shadow: var(--hard-shadow);
  position: relative;
  color: var(--graphite);
}

.bunker-tight { padding: 16px; }

.bunker-deep {
  box-shadow: var(--hard-shadow-deep);
  border-color: var(--graphite);
  border-width: 2.5px;
}

.bunker-aqua {
  border-color: var(--aqua);
  box-shadow: var(--hard-shadow-deep);
}

.bunker-flat {
  box-shadow: none;
  border: 1.5px solid var(--graphite);
}

.tech-badge {
  display: inline-block;
  padding: 6px 12px;
  border: 1.5px solid var(--graphite);
  font-family: 'JetBrains Mono', 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--concrete-card);
  color: var(--graphite);
}

.tech-badge-aqua {
  background: var(--aqua-soft);
  border-color: var(--aqua-line);
  color: var(--graphite);
}

.tech-badge-safety {
  background: var(--safety-soft);
  border-color: var(--safety-line);
  color: var(--graphite);
}

.tech-badge-cobalt {
  background: var(--cobalt-soft);
  border-color: var(--cobalt);
  color: var(--graphite);
}

.btn-concrete {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 48px;
  padding: 14px 28px;
  background: var(--concrete-card);
  color: var(--graphite);
  border: 2px solid var(--graphite);
  box-shadow: var(--hard-shadow-button);
  font-family: 'Inter', 'IBM Plex Sans JP', sans-serif;
  font-weight: 800;
  font-size: 14px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: transform 220ms cubic-bezier(0.22, 1, 0.36, 1), box-shadow 220ms cubic-bezier(0.22, 1, 0.36, 1);
  white-space: nowrap;
}

.btn-concrete:hover {
  transform: translate(3px, 3px);
  box-shadow: 2px 2px 0 0 rgba(26, 26, 26, 0.92);
  color: var(--graphite);
  background: var(--concrete-card);
}

.btn-concrete:active {
  transform: translate(4px, 4px);
  box-shadow: 0 0 0 0 rgba(26, 26, 26, 0.92);
}

.btn-safety {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 56px;
  padding: 16px 32px;
  background: var(--safety);
  color: var(--graphite);
  border: 2px solid var(--graphite);
  box-shadow: var(--hard-shadow);
  font-family: 'Inter', 'IBM Plex Sans JP', sans-serif;
  font-weight: 800;
  font-size: 16px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: transform 240ms cubic-bezier(0.22, 1, 0.36, 1), box-shadow 240ms cubic-bezier(0.22, 1, 0.36, 1);
  white-space: nowrap;
}

.btn-safety:hover {
  transform: translate(4px, 4px);
  box-shadow: var(--hard-shadow-deep);
  color: var(--graphite);
  background: var(--safety);
}

.btn-safety:active {
  transform: translate(6px, 6px);
  box-shadow: 4px 4px 0 0 rgba(26, 26, 26, 1);
}

.btn-aqua {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 48px;
  padding: 14px 28px;
  background: var(--aqua);
  color: var(--graphite);
  border: 2px solid var(--graphite);
  box-shadow: var(--hard-shadow-button);
  font-family: 'Inter', 'IBM Plex Sans JP', sans-serif;
  font-weight: 800;
  font-size: 14px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: transform 220ms cubic-bezier(0.22, 1, 0.36, 1), box-shadow 220ms cubic-bezier(0.22, 1, 0.36, 1);
  white-space: nowrap;
}

.btn-aqua:hover {
  transform: translate(3px, 3px);
  box-shadow: 2px 2px 0 0 rgba(26, 26, 26, 0.92);
  color: var(--graphite);
  background: var(--aqua);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 48px;
  padding: 14px 28px;
  background: transparent;
  color: var(--graphite);
  border: 2px solid var(--graphite);
  font-family: 'Inter', 'IBM Plex Sans JP', sans-serif;
  font-weight: 800;
  font-size: 14px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: background 220ms ease, color 220ms ease;
  white-space: nowrap;
}

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

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'JetBrains Mono', 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--graphite);
  margin-bottom: 24px;
}

.section-tag::before {
  content: "";
  width: 28px;
  height: 2px;
  background: var(--aqua);
}

.h-display {
  font-family: 'Inter', 'IBM Plex Sans JP', sans-serif;
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 0.9;
  color: var(--graphite);
  text-transform: uppercase;
}

.marquee-track {
  display: flex;
  white-space: nowrap;
  animation: marqueeSlide 60s linear infinite;
  font-family: 'JetBrains Mono', 'IBM Plex Mono JP', monospace;
  font-style: italic;
  font-size: 28px;
  color: rgba(26, 26, 26, 0.72);
  letter-spacing: 0.04em;
}

.marquee-track-slow {
  animation: marqueeSlide 120s linear infinite;
}

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

.pulse-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--safety);
  position: relative;
  flex-shrink: 0;
}

.pulse-dot::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid var(--safety);
  animation: pulseRing 2s ease-out infinite;
}

@keyframes pulseRing {
  0% { transform: scale(1); opacity: 1; }
  100% { transform: scale(2.4); opacity: 0; }
}

.pulse-dot-aqua {
  background: var(--aqua);
}

.pulse-dot-aqua::after {
  border-color: var(--aqua);
}

.pulse-dot-safety {
  background: var(--safety);
}

.live-marker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: rgba(251, 250, 245, 0.94);
  border: 1.5px solid var(--graphite);
  font-family: 'JetBrains Mono', 'IBM Plex Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--graphite);
  text-transform: uppercase;
  white-space: nowrap;
}

.siderail {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: rgba(242, 239, 232, 0.96);
  border-right: 2px solid var(--graphite);
  z-index: 90;
  display: flex;
  flex-direction: column;
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  transition: width 360ms cubic-bezier(0.22, 1, 0.36, 1);
}
.siderail::after {
  content: "";
  position: absolute;
  top: 0;
  right: -2px;
  width: 2px;
  height: 100%;
  background: rgba(0, 181, 201, 0.42);
}
.siderail[data-compact="true"] {
  width: var(--sidebar-width-compact);
}
.siderail[data-compact="true"] .siderail-title,
.siderail[data-compact="true"] .siderail-passport,
.siderail[data-compact="true"] .siderail-nav a .siderail-link-label,
.siderail[data-compact="true"] .siderail-link-mono,
.siderail[data-compact="true"] .siderail-live,
.siderail[data-compact="true"] .siderail-progress {
  display: none;
}
.siderail[data-compact="true"] .siderail-nav a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1.5px solid rgba(26, 26, 26, 0.16);
  margin: 0 auto 8px;
  font-size: 14px;
}
.siderail[data-compact="true"] .siderail-domain {
  display: block;
  font-size: 9px;
  line-height: 1.1;
  text-align: center;
}
.siderail-inner {
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  flex: 1;
  overflow-y: auto;
}
.siderail-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  color: var(--graphite);
  gap: 12px;
}
.siderail-mark {
  width: 60px;
  height: 60px;
  flex-shrink: 0;
}
.siderail-title {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.siderail-domain {
  font-family: 'Inter', sans-serif;
  font-weight: 800;
  font-size: 22px;
  letter-spacing: -0.02em;
  color: var(--graphite);
}
.siderail-jp {
  font-family: 'IBM Plex Sans JP', sans-serif;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--graphite);
  text-transform: uppercase;
  text-align: center;
  line-height: 1.3;
}
.siderail-jp-accent {
  font-style: normal;
  color: var(--aqua);
  font-weight: 700;
}
.siderail-passport {
  font-family: 'JetBrains Mono', 'IBM Plex Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--graphite);
  background: var(--aqua-soft);
  border: 1.5px solid var(--aqua-line);
  padding: 12px 8px;
  text-align: center;
  line-height: 1.5;
  word-break: break-word;
}
.siderail-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.siderail-nav a {
  display: flex;
  flex-direction: column;
  gap: 2px;
  text-decoration: none;
  color: var(--graphite);
  padding: 10px 12px;
  border-left: 2px solid transparent;
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: background 220ms ease, border-color 220ms ease, color 220ms ease;
}
.siderail-nav a:hover,
.siderail-nav a[data-active="true"] {
  border-left-color: var(--safety);
  background: var(--aqua-soft);
  color: var(--aqua);
}
.siderail-link-mono {
  font-family: 'JetBrains Mono', 'IBM Plex Mono', monospace;
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--graphite-tech);
}
.siderail-live {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--safety-soft);
  border: 1.5px solid var(--safety-line);
  padding: 10px;
  font-family: 'JetBrains Mono', 'IBM Plex Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--graphite);
  margin-top: auto;
}
.siderail-progress {
  position: absolute;
  left: 6px;
  bottom: 16px;
  width: 4px;
  height: 4px;
  background: var(--aqua);
  opacity: 0.6;
  transition: height 120ms linear;
}

.mobile-bar {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(242, 239, 232, 0.96);
  border-bottom: 2px solid var(--graphite);
  z-index: 80;
  align-items: center;
  padding: 0 16px;
  gap: 12px;
}
.mobile-bar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--graphite);
  flex: 1;
  min-width: 0;
}
.mobile-bar-mark {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
}
.mobile-bar-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
  min-width: 0;
}
.mobile-bar-domain {
  font-family: 'Inter', sans-serif;
  font-weight: 800;
  font-size: 14px;
  letter-spacing: -0.02em;
}
.mobile-bar-jp {
  font-family: 'IBM Plex Sans JP', sans-serif;
  font-size: 9px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--graphite);
  opacity: 0.7;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.hamburger-btn {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 0;
  cursor: pointer;
  padding: 0;
}
.hamburger-btn span {
  display: block;
  width: 28px;
  height: 2.5px;
  background: var(--graphite);
}
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 95;
  background: var(--concrete-base);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
  opacity: 0;
  transition: clip-path 520ms cubic-bezier(0.65, 0, 0.35, 1), opacity 380ms ease;
}
.mobile-menu[data-open="true"] {
  pointer-events: auto;
  opacity: 1;
}
.mobile-menu-inner {
  padding: 32px 24px 48px;
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 24px;
  overflow-y: auto;
}
.mobile-menu-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.mobile-menu-mark {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
}
.mobile-menu-domain {
  display: block;
  font-family: 'Inter', sans-serif;
  font-weight: 800;
  font-size: 18px;
}
.mobile-menu-jp {
  display: block;
  font-family: 'IBM Plex Sans JP', sans-serif;
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--graphite);
  opacity: 0.7;
}
.mobile-menu-close {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 44px;
  height: 44px;
  border: none;
  background: transparent;
  font-size: 32px;
  color: var(--graphite);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}
.mobile-menu-close:hover {
  opacity: 0.7;
}
.mobile-menu-title {
  font-family: 'Inter', sans-serif;
  font-weight: 900;
  font-size: 60px;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--graphite);
  line-height: 0.9;
}
.mobile-menu-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 0;
  margin: 0;
}
.mobile-menu-list a {
  font-family: 'Inter', sans-serif;
  font-weight: 800;
  font-size: 24px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--graphite);
  display: block;
  padding: 8px 0;
  border-bottom: 1px solid var(--concrete-line);
}
.mobile-menu-foot {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-family: 'JetBrains Mono', 'IBM Plex Mono', monospace;
  font-size: 14px;
}
.mobile-menu-phone, .mobile-menu-mail {
  color: var(--graphite);
  text-decoration: none;
}

.hero-shell {
  position: relative;
  padding: 56px 48px 80px;
  min-height: calc(100vh - 0px);
  background: transparent;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(360px, 1fr) minmax(360px, 1.2fr);
  gap: 48px;
  align-items: stretch;
  max-width: 1400px;
  margin: 0 auto;
}
.hero-text { display: flex; flex-direction: column; gap: 18px; justify-content: center; }
.hero-title {
  font-size: 96px;
  line-height: 0.92;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.hero-rule {
  display: inline-block;
  width: 320px;
  height: 4px;
  background: var(--aqua);
  margin: 4px 0;
}
.hero-sub {
  font-size: 18px;
  line-height: 1.5;
  color: var(--graphite);
  max-width: 560px;
}
.hero-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 8px;
}
.hero-cta {
  align-self: flex-start;
  margin-top: 16px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.hero-cta-pulse {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: 'JetBrains Mono', 'IBM Plex Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.06em;
}
.hero-visual {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.hero-figure {
  border: 2px solid var(--graphite);
  box-shadow: var(--hard-shadow);
  background: var(--concrete-card);
  padding: 0;
  margin: 0;
  display: inline-block;
}
.hero-figure img {
  display: block;
  width: 100%;
  height: auto;
}
.hero-figcap {
  display: block;
  padding: 8px 16px;
  border-top: 2px solid var(--graphite);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--graphite);
  background: var(--concrete-card);
}
.hero-techcard {
  position: absolute;
  bottom: 16px;
  left: -24px;
  background: rgba(251, 250, 245, 0.94);
  border: 1.5px solid var(--graphite);
  padding: 10px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 10px;
  z-index: 3;
}
.hero-techcard-row { display: block; }
.hero-live {
  position: absolute;
  top: 16px;
  right: -16px;
  background: rgba(251, 250, 245, 0.94);
  border: 1.5px solid var(--graphite);
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  z-index: 4;
}
.hero-live-row {
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.about-shell { background: var(--concrete-card); padding: 80px 48px; border-top: 2px solid var(--graphite); border-bottom: 2px solid var(--graphite); position: relative; z-index: 4; margin-top: -32px; }
.about-head { max-width: 1200px; margin: 0 auto 40px; display: flex; flex-direction: column; gap: 16px; }
.about-title { font-size: 72px; }
.about-since { font-family: 'JetBrains Mono', 'IBM Plex Mono', monospace; font-size: 14px; color: var(--aqua); letter-spacing: 0.06em; }
.about-grid { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); gap: 40px; max-width: 1200px; margin: 0 auto 48px; }
.about-cols { columns: 2 280px; column-gap: 32px; }
.about-para { font-size: 15px; line-height: 1.7; margin-bottom: 16px; break-inside: avoid; color: var(--graphite); }
.about-numbers { display: flex; flex-direction: column; gap: 4px; break-inside: avoid; margin-bottom: 16px; }
.about-numbers-row { font-size: 12px; letter-spacing: 0.04em; }
.about-pull { font-family: 'JetBrains Mono', 'IBM Plex Mono', monospace; font-style: italic; font-size: 22px; line-height: 1.45; color: var(--aqua); break-inside: avoid; padding: 16px 0; border-top: 1px dashed var(--graphite); border-bottom: 1px dashed var(--graphite); margin-top: 16px; }
.about-photo { padding: 0; }
.about-photo img { display: block; width: 100%; height: auto; }
.about-photo-cap { display: block; padding: 12px 16px; font-family: 'JetBrains Mono', 'IBM Plex Mono', monospace; font-size: 11px; text-transform: uppercase; letter-spacing: 0.06em; border-top: 1.5px solid var(--graphite); }
.about-standards { max-width: 1200px; margin: 0 auto; padding: 24px; background: var(--cobalt-soft); border: 1.5px solid var(--cobalt); }
.about-standards-title { font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase; display: block; margin-bottom: 12px; color: var(--graphite); }
.about-standards-list { list-style: none; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 8px 24px; padding: 0; margin: 0; font-size: 12px; letter-spacing: 0.06em; }

.marquee-band { background: var(--concrete-base); padding: 36px 0; border-top: 2px solid var(--graphite); border-bottom: 2px solid var(--graphite); overflow: hidden; position: relative; z-index: 4; }

.services-shell { padding: 96px 48px; border-top: 2px solid var(--graphite); border-bottom: 2px solid var(--graphite); position: relative; z-index: 4; background: var(--concrete-card); }
.services-head { max-width: 1400px; margin: 0 auto 40px; display: grid; grid-template-columns: 2fr 1fr; align-items: end; gap: 32px; }
.services-title { font-size: 88px; line-height: 0.9; }
.services-sub { font-family: 'IBM Plex Sans JP', sans-serif; font-style: italic; font-size: 22px; color: var(--aqua); }
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; max-width: 1400px; margin: 0 auto; }
.service-card { display: flex; flex-direction: column; gap: 14px; transition: transform 320ms cubic-bezier(0.22, 1, 0.36, 1), box-shadow 320ms cubic-bezier(0.22, 1, 0.36, 1); }
.service-card:hover { transform: translate(-4px, -4px); box-shadow: var(--hard-shadow-deep); border-color: var(--aqua); }
.service-tag { align-self: flex-start; }
.service-media { border: 1.5px solid var(--graphite); margin: 0; padding: 0; background: var(--aqua-soft); }
.service-media img { display: block; width: 100%; height: auto; }
.service-pattern { background: var(--concrete-card); border: 1.5px solid var(--graphite); padding: 0; display: flex; align-items: center; justify-content: center; }
.service-pattern svg { display: block; width: 100%; height: 100%; max-width: 360px; max-height: 280px; }
.service-name { font-size: 22px; margin: 0; }
.service-desc { font-size: 14px; line-height: 1.6; color: var(--graphite); opacity: 0.85; }
.service-spec { list-style: none; padding: 12px; margin: 0; background: var(--aqua-soft); border-top: 1px solid var(--graphite); font-size: 12px; line-height: 1.7; }
.services-foot { max-width: 1400px; margin: 40px auto 0; display: flex; justify-content: center; }

.process-shell { padding: 96px 48px; border-top: 2px solid var(--graphite); border-bottom: 2px solid var(--graphite); position: relative; z-index: 4; background: var(--concrete-base); }
.process-head { max-width: 1400px; margin: 0 auto 40px; display: grid; grid-template-columns: 2fr 1fr; align-items: end; gap: 32px; }
.process-title { font-size: 72px; line-height: 0.9; }
.process-sub { font-family: 'IBM Plex Sans JP', sans-serif; font-size: 18px; color: var(--graphite); opacity: 0.85; }
.process-ticker { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--aqua); letter-spacing: 0.06em; text-align: right; }
.process-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; max-width: 1400px; margin: 0 auto; }
.process-card { display: flex; flex-direction: column; gap: 12px; transition: transform 280ms ease, box-shadow 280ms ease; }
.process-card:hover { transform: translate(-3px, -3px); box-shadow: var(--hard-shadow-deep); border-color: var(--aqua); }
.process-tag { align-self: flex-start; }
.process-media, .process-pattern { background: var(--aqua-soft); border: 1.5px solid var(--graphite); margin: 0; padding: 0; display: flex; align-items: center; justify-content: center; }
.process-media img { display: block; width: 100%; height: auto; }
.process-pattern svg { width: 100%; height: 100%; max-width: 320px; max-height: 220px; }
.process-name { font-size: 20px; margin: 0; }
.process-desc { font-size: 14px; line-height: 1.6; color: var(--graphite); opacity: 0.85; }
.process-price { font-size: 12px; letter-spacing: 0.06em; color: var(--aqua); }

.benefits-shell { padding: 96px 48px; border-top: 2px solid var(--graphite); border-bottom: 2px solid var(--graphite); position: relative; z-index: 4; background: var(--concrete-card); }
.benefits-head { max-width: 1200px; margin: 0 auto 40px; display: grid; grid-template-columns: 2fr 1fr; align-items: end; gap: 32px; }
.benefits-title { font-size: 64px; line-height: 0.9; }
.benefits-meta { font-size: 12px; color: var(--aqua); letter-spacing: 0.06em; }
.benefits-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; max-width: 1200px; margin: 0 auto; }
.benefit-card { display: flex; flex-direction: column; gap: 10px; min-height: 260px; transition: transform 380ms ease, box-shadow 380ms ease; position: relative; }
.benefit-card:hover, .benefit-card:focus-within { transform: translate(-4px, -4px); box-shadow: var(--hard-shadow-deep); border-color: var(--aqua); }
.benefit-num { font-size: 72px; color: rgba(0, 181, 201, 0.18); position: absolute; top: 8px; right: 16px; line-height: 1; font-weight: 700; }
.benefit-icon { width: 56px; height: 56px; }
.benefit-title { font-size: 22px; margin: 0; }
.benefit-text { font-size: 14px; line-height: 1.6; color: var(--graphite); opacity: 0.85; }

.cases-shell { padding: 96px 48px; border-top: 2px solid var(--graphite); border-bottom: 2px solid var(--graphite); position: relative; z-index: 4; background: var(--concrete-base); }
.cases-head { max-width: 1400px; margin: 0 auto 40px; display: grid; grid-template-columns: 2fr 1fr; align-items: end; gap: 32px; }
.cases-title { font-size: 72px; }
.cases-sub { font-family: 'IBM Plex Sans JP', sans-serif; font-style: italic; font-size: 22px; color: var(--aqua); }
.cases-meta { font-size: 11px; letter-spacing: 0.18em; color: var(--graphite-tech); text-align: right; }
.cases-masonry { columns: 3 320px; column-gap: 24px; max-width: 1400px; margin: 0 auto; }
.case-card { display: flex; flex-direction: column; gap: 12px; padding: 16px; break-inside: avoid; margin-bottom: 24px; transition: transform 280ms ease, box-shadow 280ms ease; }
.case-card:hover { transform: translate(-3px, -3px); box-shadow: var(--hard-shadow-deep); border-color: var(--aqua); }
.case-tag { align-self: flex-start; }
.case-media { border: 1.5px solid var(--graphite); margin: 0; padding: 0; background: var(--aqua-soft); }
.case-media img { display: block; width: 100%; height: auto; }
.case-title { font-size: 18px; line-height: 1.2; margin: 0; }
.case-jp { font-size: 11px; color: var(--graphite); opacity: 0.7; letter-spacing: 0.04em; text-transform: uppercase; }
.case-spec { list-style: none; padding: 10px 12px; margin: 0; background: var(--aqua-soft); border-top: 1px solid var(--graphite); font-size: 11px; line-height: 1.7; }

.team-shell { padding: 96px 48px; border-top: 2px solid var(--graphite); border-bottom: 2px solid var(--graphite); position: relative; z-index: 4; background: var(--concrete-card); }
.team-head { max-width: 1200px; margin: 0 auto 40px; display: flex; flex-direction: column; gap: 12px; }
.team-title { font-size: 64px; }
.team-sub { font-size: 16px; line-height: 1.6; max-width: 720px; color: var(--graphite); }
.team-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; max-width: 1200px; margin: 0 auto; }
.team-card { display: flex; flex-direction: column; gap: 14px; padding: 16px; transition: transform 280ms ease, box-shadow 280ms ease; }
.team-card:hover { transform: translate(-3px, -3px); box-shadow: var(--hard-shadow-deep); border-color: var(--aqua); }
.team-photo { border: 1.5px solid var(--graphite); margin: 0; padding: 0; }
.team-photo img { display: block; width: 100%; height: auto; }
.team-name { font-size: 20px; margin: 0; }
.team-role { font-size: 11px; letter-spacing: 0.06em; color: var(--aqua); }
.team-bio { font-size: 13px; line-height: 1.6; color: var(--graphite); opacity: 0.85; }

.reviews-shell { padding: 96px 48px; border-top: 2px solid var(--graphite); border-bottom: 2px solid var(--graphite); position: relative; z-index: 4; background: var(--concrete-base); }
.reviews-head { max-width: 1200px; margin: 0 auto 40px; display: flex; flex-direction: column; gap: 12px; }
.reviews-title { font-size: 64px; }
.reviews-sub { font-size: 16px; max-width: 720px; color: var(--graphite); }
.reviews-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(360px, 1fr)); gap: 24px; max-width: 1200px; margin: 0 auto; }
.review-card { display: flex; flex-direction: column; gap: 16px; padding: 24px; }
.review-quote { font-family: 'IBM Plex Sans JP', sans-serif; font-size: 16px; line-height: 1.7; color: var(--graphite); margin: 0; padding: 0; border: 0; }
.review-foot { display: flex; gap: 16px; align-items: center; border-top: 1px dashed var(--graphite); padding-top: 16px; }
.review-photo { width: 80px; height: 80px; border: 1.5px solid var(--graphite); margin: 0; padding: 0; flex-shrink: 0; }
.review-photo img { width: 100%; height: 100%; display: block; object-fit: cover; }
.review-meta { display: flex; flex-direction: column; gap: 4px; }
.review-name { font-style: normal; font-size: 14px; }
.review-role { font-size: 10px; letter-spacing: 0.06em; color: var(--aqua); }

.contact-shell { padding: 96px 48px; border-top: 2px solid var(--graphite); border-bottom: 2px solid var(--graphite); position: relative; z-index: 4; background: var(--concrete-card); }
.contact-head { max-width: 1200px; margin: 0 auto 40px; display: flex; flex-direction: column; gap: 12px; }
.contact-title { font-size: 64px; }
.contact-sub { font-size: 16px; color: var(--graphite); }
.contact-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: 32px; max-width: 1200px; margin: 0 auto; }
.contact-info-title { font-size: 24px; margin: 0 0 12px; }
.contact-info-para { font-size: 14px; line-height: 1.7; margin-bottom: 20px; color: var(--graphite); opacity: 0.85; }
.contact-list { list-style: none; padding: 0; margin: 0 0 24px; display: flex; flex-direction: column; gap: 8px; }
.contact-list li { display: grid; grid-template-columns: 80px 1fr; gap: 12px; align-items: center; padding: 8px 0; border-top: 1px dashed var(--graphite); }
.contact-key { font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--graphite-tech); }
.contact-val { font-family: 'JetBrains Mono', 'IBM Plex Mono', monospace; font-size: 14px; color: var(--graphite); text-decoration: none; }
.contact-cta { align-self: flex-start; }

.contact-form-wrap { padding: 32px; }
.contact-form-title { font-size: 24px; margin: 0 0 20px; }
.contact-form { display: flex; flex-direction: column; gap: 14px; }
.form-row { display: flex; flex-direction: column; gap: 6px; }
.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-label { font-family: 'JetBrains Mono', 'IBM Plex Mono', monospace; font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--graphite); }
.form-input {
  font-family: 'IBM Plex Sans JP', 'Inter', sans-serif;
  font-size: 15px;
  background: var(--concrete-card);
  border: 1.5px solid var(--graphite);
  padding: 12px 14px;
  color: var(--graphite);
  width: 100%;
}
.form-input:focus { outline: 2px solid var(--aqua); outline-offset: 2px; }
.form-input[aria-invalid="true"] { border-color: var(--safety); outline-color: var(--safety); }
.form-textarea { resize: vertical; min-height: 120px; }
.form-submit { align-self: flex-start; }
.form-status { font-size: 12px; color: var(--safety); min-height: 16px; }

.site-footer {
  background: var(--graphite);
  color: var(--concrete-card);
  padding: 64px 48px 24px;
  border-top: 2px solid var(--graphite);
  position: relative;
  z-index: 4;
}
.site-footer strong, .site-footer p, .site-footer a, .site-footer h3, .site-footer h4, .site-footer li, .site-footer span, .site-footer cite, .site-footer address { color: inherit; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.4fr; gap: 40px; max-width: 1400px; margin: 0 auto 32px; }
.footer-mark { width: 60px; height: 60px; margin-bottom: 12px; }
.footer-name { font-size: 22px; line-height: 1.1; margin: 0 0 8px; color: var(--concrete-card); }
.footer-domain { font-size: 12px; letter-spacing: 0.18em; color: var(--aqua); }
.footer-blurb { font-size: 14px; line-height: 1.6; margin-top: 16px; opacity: 0.85; }
.footer-col-title { font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--safety); margin: 0 0 16px; padding-bottom: 8px; border-bottom: 1.5px solid rgba(251, 250, 245, 0.18); }
.footer-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.footer-list a { color: var(--concrete-card); text-decoration: none; font-size: 14px; opacity: 0.92; }
.footer-list a:hover { color: var(--aqua); opacity: 1; }
.footer-line { font-style: normal; margin: 0 0 8px; font-size: 13px; display: flex; gap: 12px; }
.footer-line a { color: var(--concrete-card); text-decoration: none; }
.footer-line-key { color: var(--safety); min-width: 56px; font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; padding-top: 24px; border-top: 1.5px solid rgba(251, 250, 245, 0.18); max-width: 1400px; margin: 0 auto; font-size: 11px; letter-spacing: 0.06em; }
.footer-copy { font-size: 11px; letter-spacing: 0.06em; opacity: 0.75; }
.footer-legal { display: flex; flex-wrap: wrap; gap: 16px; }
.footer-legal a { color: var(--concrete-card); opacity: 0.78; text-decoration: none; font-size: 11px; letter-spacing: 0.06em; }
.footer-legal a:hover { opacity: 1; color: var(--aqua); }

.cookie-band {
  position: fixed;
  bottom: 16px;
  left: 16px;
  max-width: 420px;
  background: var(--concrete-card);
  border: 2px solid var(--graphite);
  box-shadow: var(--hard-shadow);
  z-index: 90;
  color: var(--graphite);
}
.cookie-band[data-open="false"] { display: none; }
.cookie-inner { padding: 16px; display: flex; flex-direction: column; gap: 12px; }
.cookie-tag { font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--graphite-tech); }
.cookie-text { font-size: 12px; line-height: 1.6; margin: 0; }
.cookie-text a { color: var(--aqua); text-decoration: underline; }
.cookie-actions { display: flex; gap: 8px; }
.cookie-actions > * { flex: 1; }
.cookie-actions button { padding: 12px 16px; min-height: 44px; font-size: 12px; }

.legal-shell, .thanks-shell { padding: 96px 48px; max-width: 1100px; margin: 0 auto; background: var(--concrete-card); border-top: 2px solid var(--graphite); border-bottom: 2px solid var(--graphite); }
.legal-title, .thanks-title { font-size: 56px; margin: 0 0 24px; line-height: 0.95; }
.legal-block, .thanks-block { margin-bottom: 32px; }
.legal-block h2, .thanks-block h2 { font-size: 22px; margin: 0 0 12px; }
.legal-block p, .thanks-block p { font-size: 15px; line-height: 1.7; margin: 0 0 12px; color: var(--graphite); }
.legal-block ul, .thanks-block ul { padding-left: 24px; margin: 0 0 12px; }
.legal-block li, .thanks-block li { font-size: 14px; line-height: 1.7; margin-bottom: 4px; color: var(--graphite); }
.thanks-card { padding: 48px; }
.thanks-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }

.faq-shell { padding: 96px 48px; max-width: 1000px; margin: 0 auto; background: var(--concrete-card); border-top: 2px solid var(--graphite); border-bottom: 2px solid var(--graphite); }
.faq-title { font-size: 56px; margin: 0 0 24px; }
.faq-item { border: 2px solid var(--graphite); margin-bottom: 12px; background: var(--concrete-base); }
.faq-toggle { display: flex; align-items: center; justify-content: space-between; width: 100%; padding: 18px 20px; background: transparent; border: 0; cursor: pointer; font-family: 'Inter', 'IBM Plex Sans JP', sans-serif; font-weight: 800; font-size: 16px; color: var(--graphite); text-align: left; }
.faq-toggle .faq-icon { font-family: 'JetBrains Mono', monospace; font-size: 18px; transition: transform 220ms ease; }
.faq-toggle[aria-expanded="true"] .faq-icon { transform: rotate(45deg); color: var(--aqua); }
.faq-panel { padding: 0 20px; max-height: 0; overflow: hidden; transition: max-height 320ms ease, padding 320ms ease; font-size: 14px; line-height: 1.7; color: var(--graphite); }
.faq-panel[data-open="true"] { max-height: 800px; padding: 16px 20px; }

@media (max-width: 1280px) {
  .hero-grid { grid-template-columns: 1fr; }
  .services-head, .process-head, .benefits-head, .cases-head { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-title { font-size: 72px; }
  .services-title, .cases-title, .about-title { font-size: 56px; }
  .process-title, .benefits-title, .team-title, .reviews-title, .contact-title { font-size: 48px; }
  .contact-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .hero-techcard { position: static; margin: 16px 0 0; }
  .hero-live { position: static; margin: 16px 0 0; align-self: flex-start; }
}

@media (max-width: 1024px) {
  main { margin-left: 0; }
  :root { --sidebar-width: 0px; }
  .siderail { display: none; }
  .mobile-bar { display: flex; }
  main { padding-top: var(--header-height); }
  .hero-shell { padding: 32px 24px 48px; min-height: auto; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-figure { max-width: 100%; }
  .hero-techcard { left: 0; }
  .hero-live { right: 0; }
  .services-shell, .process-shell, .benefits-shell, .cases-shell, .team-shell, .reviews-shell, .contact-shell, .about-shell { padding: 56px 24px; }
  .hero-title { font-size: 56px; }
  .services-title, .cases-title, .about-title { font-size: 44px; }
  .process-title, .benefits-title, .team-title, .reviews-title, .contact-title { font-size: 36px; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-sub { font-size: 16px; }
  .form-row-2 { grid-template-columns: 1fr; }
  .cases-masonry { columns: 1; }
  .site-footer { padding: 40px 24px 24px; }
}

@media (max-width: 768px) {
  .hero-shell { padding: 24px 16px 40px; }
  .services-shell, .process-shell, .benefits-shell, .cases-shell, .team-shell, .reviews-shell, .contact-shell, .about-shell { padding: 40px 16px; }
  .hero-title { font-size: 44px; }
  .services-title, .cases-title, .about-title, .process-title, .benefits-title, .team-title, .reviews-title, .contact-title { font-size: 32px; }
  .hero-rule { width: 100%; }
  .cookie-band { left: 8px; right: 8px; bottom: 8px; max-width: none; }
  .hero-pills { gap: 6px; }
  .tech-badge { font-size: 10px; padding: 6px 8px; }
  .legal-shell, .thanks-shell, .faq-shell { padding: 40px 16px; }
  .legal-title, .thanks-title, .faq-title { font-size: 36px; }
  .thanks-card { padding: 24px; }
  .mobile-menu-title { font-size: 36px; }
  .mobile-menu-list a { font-size: 20px; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 36px; }
  .services-title, .cases-title, .about-title, .process-title, .benefits-title, .team-title, .reviews-title, .contact-title { font-size: 26px; }
  .hero-figure img { display: block; width: 100%; height: auto; }
}

@media (prefers-reduced-motion: reduce) {
  body { animation: none; }
  .marquee-track, .marquee-track-slow { animation-duration: 0s; }
}