:root {
  color-scheme: dark;
  --bg: #14264b;
  --bg-soft: #1a2f5b;
  --panel: rgba(29, 46, 88, 0.54);
  --panel-strong: rgba(28, 44, 84, 0.76);
  --panel-elevated: rgba(32, 49, 90, 0.88);
  --border: rgba(214, 224, 255, 0.16);
  --border-strong: rgba(214, 224, 255, 0.26);
  --text: #f7f9ff;
  --muted: #c1cce8;
  --muted-strong: #eef3ff;
  --cyan: #67e8f9;
  --indigo: #818cf8;
  --violet: #b794f6;
  --teal: #5eead4;
  --success: #22c55e;
  --shadow: 0 24px 72px rgba(12, 20, 42, 0.22);
  --shadow-soft: 0 16px 40px rgba(12, 20, 42, 0.16);
  --radius: 28px;
  --radius-sm: 18px;
  --container: min(1180px, calc(100vw - 32px));
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at top, rgba(183, 148, 246, 0.22), transparent 24%),
    radial-gradient(circle at 16% 18%, rgba(103, 232, 249, 0.15), transparent 20%),
    radial-gradient(circle at 84% 12%, rgba(129, 140, 248, 0.2), transparent 24%),
    linear-gradient(180deg, #1b315d, #203664 45%, #152749);
  color: var(--text);
  font-family: "Plus Jakarta Sans", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(159, 176, 211, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(159, 176, 211, 0.05) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(circle at center, black 34%, transparent 82%);
  pointer-events: none;
  z-index: -2;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.08), transparent 38%),
    radial-gradient(circle at 50% 100%, rgba(103, 232, 249, 0.06), transparent 34%);
  pointer-events: none;
  z-index: -1;
}

a {
  color: inherit;
  text-decoration: none;
}

img,
svg {
  display: block;
  max-width: 100%;
}

button,
input,
textarea,
select {
  font: inherit;
}

button {
  cursor: pointer;
  color: inherit;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.skip-link:focus {
  position: fixed;
  left: 18px;
  top: 18px;
  z-index: 200;
  width: auto;
  height: auto;
  padding: 12px 16px;
  clip: auto;
  background: #fff;
  border-radius: 999px;
  color: #0f172a;
}

.container {
  width: var(--container);
  margin: 0 auto;
}

.page-shell {
  position: relative;
  isolation: isolate;
}

.page-shell::before,
.page-shell::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  filter: blur(72px);
  opacity: 0.8;
  pointer-events: none;
  z-index: -1;
}

.page-shell::before {
  left: -160px;
  top: 180px;
  width: 280px;
  height: 280px;
  background: rgba(103, 232, 249, 0.16);
}

.page-shell::after {
  right: -140px;
  top: 420px;
  width: 320px;
  height: 320px;
  background: rgba(129, 140, 248, 0.16);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 18px 0 0;
}

.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: var(--container);
  margin: 0 auto;
  padding: 14px 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 28px;
  background: rgba(18, 31, 61, 0.62);
  backdrop-filter: blur(22px);
  box-shadow: 0 18px 48px rgba(12, 20, 42, 0.16);
  transition:
    padding 180ms ease,
    background 180ms ease,
    border-color 180ms ease,
    transform 180ms ease,
    box-shadow 180ms ease;
}

.site-header.is-scrolled .nav-shell {
  padding-top: 11px;
  padding-bottom: 11px;
  background: rgba(20, 34, 66, 0.88);
  border-color: rgba(214, 224, 255, 0.18);
  box-shadow: 0 16px 38px rgba(12, 20, 42, 0.22);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.brand--logo {
  gap: 0;
}

.brand-lockup {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
}

.brand-logo-shell {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 138px;
  height: 36px;
  overflow: visible;
  border-radius: 0;
  background: transparent;
  border: 0;
  box-shadow: none;
}

.brand-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  transform: none;
  filter: brightness(0) invert(1);
}

.brand-tagline {
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  line-height: 1;
  text-transform: uppercase;
  white-space: nowrap;
}

.brand-mark {
  position: relative;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 15px;
  background:
    radial-gradient(circle at 30% 20%, rgba(103, 232, 249, 0.38), transparent 44%),
    linear-gradient(135deg, rgba(129, 140, 248, 0.24), rgba(8, 13, 28, 0.95));
  border: 1px solid rgba(159, 176, 211, 0.14);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.brand-mark::before,
.brand-mark::after {
  content: "";
  position: absolute;
  inset: auto auto 7px 7px;
  width: 22px;
  height: 22px;
  border: 1px solid rgba(103, 232, 249, 0.26);
  border-radius: 999px;
}

.brand-mark::after {
  inset: 8px 7px auto auto;
  width: 12px;
  height: 12px;
  background: linear-gradient(135deg, var(--cyan), var(--indigo));
  box-shadow:
    0 0 0 8px rgba(103, 232, 249, 0.05),
    0 0 28px rgba(103, 232, 249, 0.24);
  border: none;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-family: "Sora", "Plus Jakarta Sans", sans-serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.26em;
}

.brand-subtitle {
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: 0.08em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 15px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 600;
  transition:
    color 180ms ease,
    background 180ms ease,
    transform 180ms ease;
}

.nav-link:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
}

.nav-link.is-active {
  color: var(--text);
  background: rgba(255, 255, 255, 0.1);
}

.nav-link.is-active::after {
  content: "";
  position: absolute;
  inset: auto 18px 7px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--cyan), var(--indigo));
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border-radius: 16px;
  border: 1px solid rgba(214, 224, 255, 0.14);
  background: rgba(255, 255, 255, 0.08);
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 4px auto;
  background: var(--text);
  border-radius: 999px;
  transition: transform 180ms ease, opacity 180ms ease;
}

.menu-open .nav-toggle span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.menu-open .nav-toggle span:nth-child(2) {
  opacity: 0;
}

.menu-open .nav-toggle span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease,
    color 180ms ease,
    border-color 180ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: linear-gradient(135deg, var(--cyan), #7dd3fc 45%, var(--indigo));
  color: #06101d;
  box-shadow: 0 16px 42px rgba(103, 232, 249, 0.18);
}

.button-secondary {
  border: 1px solid rgba(214, 224, 255, 0.16);
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
}

.button-secondary:hover,
.button-ghost:hover {
  border-color: rgba(103, 232, 249, 0.28);
  background: rgba(255, 255, 255, 0.08);
}

.button-ghost {
  border: 1px solid rgba(159, 176, 211, 0.14);
  background: transparent;
  color: var(--text);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: 1px solid rgba(214, 224, 255, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--muted-strong);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--indigo));
  box-shadow:
    0 0 0 7px rgba(103, 232, 249, 0.06),
    0 0 18px rgba(103, 232, 249, 0.28);
}

.hero {
  padding: 86px 0 58px;
}

.hero-grid,
.split-grid,
.cta-grid,
.contact-grid,
.service-detail,
.service-overview {
  display: grid;
  gap: 28px;
}

.hero-grid {
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  align-items: center;
}

.hero-copy {
  max-width: 620px;
}

.hero-title,
.page-title,
.section-title,
.cta-title {
  margin: 22px 0 0;
  font-family: "Sora", "Plus Jakarta Sans", sans-serif;
  font-weight: 700;
  line-height: 0.98;
  letter-spacing: -0.05em;
}

.hero-title {
  font-size: clamp(3.4rem, 6vw, 6.4rem);
}

.hero-subtitle,
.page-subtitle,
.section-subtitle {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.3vw, 1.12rem);
  line-height: 1.85;
}

.hero-actions,
.inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 34px;
}

.metric-card,
.glass-card,
.feature-card,
.scenario-card,
.stack-card,
.contact-card,
.brief-card,
.faq-card,
.service-list-card,
.service-panel,
.cta-panel,
.service-detail-panel,
.page-hero-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(13, 21, 41, 0.9), rgba(7, 11, 25, 0.8)),
    linear-gradient(135deg, rgba(129, 140, 248, 0.09), rgba(103, 232, 249, 0.06));
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(20px);
}

.metric-card,
.feature-card,
.scenario-card,
.stack-card,
.contact-card,
.brief-card,
.faq-card {
  padding: 24px;
}

.metric-card::before,
.feature-card::before,
.scenario-card::before,
.stack-card::before,
.contact-card::before,
.brief-card::before,
.faq-card::before,
.service-panel::before,
.cta-panel::before,
.page-hero-panel::before,
.service-detail-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top left, rgba(255, 255, 255, 0.06), transparent 34%);
  pointer-events: none;
}

.metric-value {
  font-family: "Sora", "Plus Jakarta Sans", sans-serif;
  font-size: 1.7rem;
  font-weight: 700;
}

.metric-label {
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.95rem;
}

.hero-visual,
.page-hero-panel,
.service-visual,
.diagram-canvas {
  position: relative;
  overflow: hidden;
  min-height: 560px;
  border-radius: 34px;
  border: 1px solid rgba(159, 176, 211, 0.14);
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.05), transparent 34%),
    linear-gradient(180deg, rgba(9, 15, 32, 0.96), rgba(4, 8, 19, 0.92));
  box-shadow: var(--shadow);
}

.hero-visual {
  padding: 24px;
}

.hero-stage {
  position: relative;
  height: 100%;
  min-height: 512px;
  border-radius: 28px;
  border: 1px solid rgba(159, 176, 211, 0.1);
  background:
    radial-gradient(circle at 22% 18%, rgba(103, 232, 249, 0.18), transparent 20%),
    radial-gradient(circle at 82% 15%, rgba(129, 140, 248, 0.18), transparent 24%),
    linear-gradient(180deg, rgba(8, 13, 27, 0.98), rgba(4, 8, 19, 0.95));
}

.hero-orbit {
  position: absolute;
  left: 50%;
  top: 49%;
  transform: translate(-50%, -50%);
  border-radius: 999px;
  border: 1px solid rgba(159, 176, 211, 0.1);
}

.hero-orbit--one {
  width: 220px;
  height: 220px;
}

.hero-orbit--two {
  width: 330px;
  height: 330px;
}

.hero-orbit--three {
  width: 450px;
  height: 450px;
  opacity: 0.72;
}

.hero-link {
  position: absolute;
  height: 1px;
  background: linear-gradient(90deg, rgba(103, 232, 249, 0), rgba(103, 232, 249, 0.9), rgba(129, 140, 248, 0));
  transform-origin: left center;
  opacity: 0.78;
}

.hero-node,
.diagram-core,
.diagram-node {
  position: absolute;
  display: grid;
  place-items: center;
  border-radius: 999px;
}

.hero-node {
  width: 16px;
  height: 16px;
  background: linear-gradient(135deg, var(--cyan), var(--indigo));
  box-shadow:
    0 0 0 10px rgba(103, 232, 249, 0.06),
    0 0 34px rgba(103, 232, 249, 0.28);
}

.hero-node::after {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.94);
}

.hero-node--center {
  left: calc(50% - 8px);
  top: calc(49% - 8px);
}

.hero-node--one {
  left: 18%;
  top: 26%;
}

.hero-node--two {
  right: 18%;
  top: 24%;
}

.hero-node--three {
  left: 26%;
  bottom: 24%;
}

.hero-node--four {
  right: 23%;
  bottom: 22%;
}

.signal-chip,
.route-card,
.floating-tag {
  position: absolute;
  border: 1px solid rgba(159, 176, 211, 0.14);
  background: rgba(4, 8, 20, 0.68);
  backdrop-filter: blur(18px);
}

.signal-chip,
.floating-tag {
  border-radius: 999px;
  padding: 11px 15px;
  font-size: 0.83rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.signal-chip {
  color: var(--muted-strong);
}

.signal-chip strong,
.floating-tag strong {
  display: block;
  margin-top: 4px;
  color: var(--text);
  font-size: 0.92rem;
  letter-spacing: 0;
  text-transform: none;
}

.signal-chip--one {
  left: 24px;
  top: 24px;
}

.signal-chip--two {
  right: 24px;
  top: 44px;
}

.signal-chip--three {
  left: 30px;
  bottom: 126px;
}

.route-card {
  left: 24px;
  right: 24px;
  bottom: 24px;
  padding: 20px;
  border-radius: 24px;
}

.route-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 16px;
}

.route-box {
  padding: 14px;
  border: 1px solid rgba(159, 176, 211, 0.12);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.03);
}

.route-label {
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.route-title {
  margin-top: 6px;
  font-size: 0.95rem;
  font-weight: 700;
}

.trust-strip {
  padding: 18px 0 0;
}

.trust-card {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 18px;
  padding: 18px 22px;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.03);
}

.trust-title {
  font-size: 0.84rem;
  color: var(--muted);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.trust-items {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.trust-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 42px;
  padding: 0 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted-strong);
  font-weight: 600;
}

.trust-pill::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--indigo));
}

.section {
  padding: 92px 0;
}

.section-head,
.split-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 34px;
}

.section-title,
.page-title,
.cta-title {
  font-size: clamp(2.3rem, 4vw, 4.3rem);
}

.section-text,
.intro-text {
  max-width: 560px;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.9;
}

.service-overview {
  grid-template-columns: 360px minmax(0, 1fr);
  align-items: stretch;
}

.service-list-card {
  padding: 18px;
}

.service-tab-list {
  display: grid;
  gap: 12px;
}

.service-tab {
  width: 100%;
  padding: 18px;
  border: 1px solid transparent;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.03);
  text-align: left;
  transition:
    border-color 180ms ease,
    background 180ms ease,
    transform 180ms ease,
    box-shadow 180ms ease;
}

.service-tab:hover {
  transform: translateY(-1px);
  border-color: rgba(103, 232, 249, 0.18);
}

.service-tab.is-active {
  border-color: rgba(103, 232, 249, 0.24);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03)),
    linear-gradient(135deg, rgba(103, 232, 249, 0.08), rgba(129, 140, 248, 0.06));
  box-shadow: 0 14px 34px rgba(103, 232, 249, 0.08);
}

.service-tab-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 1rem;
  font-weight: 700;
}

.service-tab-label span:last-child {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 600;
}

.service-tab-copy {
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.94rem;
}

.service-panel {
  display: none;
  padding: 28px;
}

.service-panel.is-active {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 24px;
  align-items: stretch;
}

.service-copy h3,
.service-detail-copy h3 {
  margin: 0;
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.service-copy p,
.service-detail-copy p {
  margin: 14px 0 0;
  color: var(--muted);
  line-height: 1.85;
}

.service-list {
  display: grid;
  gap: 12px;
  margin: 22px 0 0;
}

.service-list-item,
.check-item {
  position: relative;
  padding-left: 28px;
  color: var(--muted-strong);
}

.service-list-item::before,
.check-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--indigo));
  box-shadow: 0 0 0 8px rgba(103, 232, 249, 0.05);
}

.mini-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.mini-stat {
  padding: 12px 14px;
  border-radius: 18px;
  border: 1px solid rgba(159, 176, 211, 0.12);
  background: rgba(255, 255, 255, 0.04);
}

.mini-stat strong {
  display: block;
  font-size: 0.95rem;
}

.mini-stat span {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-size: 0.8rem;
}

.diagram-canvas {
  min-height: 440px;
  padding: 20px;
}

.diagram-surface {
  position: relative;
  height: 100%;
  min-height: 400px;
  border-radius: 28px;
  border: 1px solid rgba(159, 176, 211, 0.1);
  background:
    radial-gradient(circle at top left, rgba(103, 232, 249, 0.16), transparent 20%),
    radial-gradient(circle at top right, rgba(129, 140, 248, 0.16), transparent 22%),
    linear-gradient(180deg, rgba(8, 13, 27, 0.96), rgba(4, 8, 18, 0.94));
}

.diagram-core {
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 158px;
  height: 158px;
  border: 1px solid rgba(103, 232, 249, 0.18);
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.08), transparent 44%),
    linear-gradient(135deg, rgba(103, 232, 249, 0.14), rgba(129, 140, 248, 0.12));
  box-shadow:
    0 0 0 16px rgba(103, 232, 249, 0.04),
    0 22px 40px rgba(2, 6, 23, 0.36);
}

.diagram-core::after {
  content: "";
  position: absolute;
  inset: -28px;
  border: 1px solid rgba(159, 176, 211, 0.08);
  border-radius: inherit;
}

.core-label {
  text-align: center;
}

.core-eyebrow {
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.core-title {
  margin-top: 7px;
  font-size: 1rem;
  font-weight: 700;
}

.diagram-node {
  min-width: 118px;
  min-height: 82px;
  padding: 14px 16px;
  border: 1px solid rgba(159, 176, 211, 0.14);
  border-radius: 24px;
  background: rgba(5, 10, 22, 0.74);
  backdrop-filter: blur(16px);
  box-shadow: 0 16px 30px rgba(2, 6, 23, 0.24);
}

.diagram-node::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 14px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--indigo));
  box-shadow: 0 0 0 8px rgba(103, 232, 249, 0.05);
}

.node-title {
  margin-top: 14px;
  font-size: 0.9rem;
  font-weight: 700;
}

.node-copy {
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.55;
}

.diagram-link {
  position: absolute;
  height: 1px;
  background: linear-gradient(90deg, rgba(103, 232, 249, 0), rgba(103, 232, 249, 0.82), rgba(129, 140, 248, 0));
  opacity: 0.8;
  transform-origin: left center;
}

.diagram-foot {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.floating-tag {
  color: var(--muted-strong);
}

.event-diagram .node-a {
  left: 8%;
  top: 14%;
}

.event-diagram .node-b {
  right: 8%;
  top: 16%;
}

.event-diagram .node-c {
  left: 10%;
  bottom: 20%;
}

.event-diagram .node-d {
  right: 10%;
  bottom: 18%;
}

.event-diagram .link-a {
  left: 29%;
  top: 34%;
  width: 26%;
  transform: rotate(17deg);
}

.event-diagram .link-b {
  left: 49%;
  top: 34%;
  width: 24%;
  transform: rotate(161deg);
}

.event-diagram .link-c {
  left: 31%;
  top: 62%;
  width: 23%;
  transform: rotate(-20deg);
}

.event-diagram .link-d {
  left: 49%;
  top: 61%;
  width: 22%;
  transform: rotate(24deg);
}

.vehicle-diagram .node-a {
  left: 10%;
  top: 16%;
}

.vehicle-diagram .node-b {
  right: 8%;
  top: 15%;
}

.vehicle-diagram .node-c {
  left: 9%;
  bottom: 18%;
}

.vehicle-diagram .node-d {
  right: 8%;
  bottom: 18%;
}

.vehicle-diagram .link-a {
  left: 30%;
  top: 34%;
  width: 23%;
  transform: rotate(18deg);
}

.vehicle-diagram .link-b {
  left: 50%;
  top: 33%;
  width: 24%;
  transform: rotate(161deg);
}

.vehicle-diagram .link-c {
  left: 29%;
  top: 63%;
  width: 23%;
  transform: rotate(-18deg);
}

.vehicle-diagram .link-d {
  left: 51%;
  top: 63%;
  width: 22%;
  transform: rotate(18deg);
}

.temporary-diagram .node-a {
  left: 8%;
  top: 18%;
}

.temporary-diagram .node-b {
  left: 39%;
  top: 10%;
}

.temporary-diagram .node-c {
  right: 8%;
  top: 20%;
}

.temporary-diagram .node-d {
  left: 18%;
  bottom: 18%;
}

.temporary-diagram .node-e {
  right: 17%;
  bottom: 18%;
}

.temporary-diagram .link-a {
  left: 29%;
  top: 36%;
  width: 24%;
  transform: rotate(14deg);
}

.temporary-diagram .link-b {
  left: 46%;
  top: 29%;
  width: 10%;
  transform: rotate(90deg);
}

.temporary-diagram .link-c {
  left: 50%;
  top: 36%;
  width: 24%;
  transform: rotate(165deg);
}

.temporary-diagram .link-d {
  left: 32%;
  top: 61%;
  width: 18%;
  transform: rotate(-35deg);
}

.temporary-diagram .link-e {
  left: 51%;
  top: 61%;
  width: 18%;
  transform: rotate(32deg);
}

.scenario-grid,
.feature-grid,
.stack-grid,
.contact-card-grid,
.brief-grid,
.faq-grid {
  display: grid;
  gap: 18px;
}

.scenario-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.scenario-card-visual {
  position: relative;
  min-height: 210px;
  margin-bottom: 18px;
  border-radius: 24px;
  border: 1px solid rgba(159, 176, 211, 0.12);
  background:
    radial-gradient(circle at 20% 18%, rgba(103, 232, 249, 0.16), transparent 18%),
    radial-gradient(circle at 80% 18%, rgba(129, 140, 248, 0.16), transparent 20%),
    linear-gradient(180deg, rgba(10, 16, 34, 0.95), rgba(5, 9, 20, 0.92));
}

.scenario-card-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(159, 176, 211, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(159, 176, 211, 0.08) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(circle at center, black 32%, transparent 90%);
}

.visual-token {
  position: absolute;
  border-radius: 18px;
  border: 1px solid rgba(159, 176, 211, 0.14);
  background: rgba(4, 8, 20, 0.7);
  backdrop-filter: blur(12px);
}

.visual-token::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 12px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--indigo));
}

.visual-token span {
  display: block;
  padding: 26px 14px 14px;
  color: var(--muted-strong);
  font-size: 0.82rem;
  font-weight: 600;
}

.visual-line {
  position: absolute;
  height: 1px;
  background: linear-gradient(90deg, rgba(103, 232, 249, 0), rgba(103, 232, 249, 0.8), rgba(129, 140, 248, 0));
}

.feature-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.feature-card h3,
.scenario-card h3,
.stack-card h3,
.contact-card h3,
.brief-card h3,
.faq-card h3 {
  margin: 0 0 10px;
  font-size: 1.08rem;
}

.feature-card p,
.scenario-card p,
.stack-card p,
.contact-card p,
.brief-card p,
.faq-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.feature-tag {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  margin-bottom: 18px;
  border-radius: 999px;
  border: 1px solid rgba(159, 176, 211, 0.14);
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted-strong);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.process-card {
  position: relative;
  padding: 26px;
  border: 1px solid var(--border);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.03);
}

.process-index {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 20px;
  border-radius: 14px;
  background: rgba(103, 232, 249, 0.1);
  color: var(--cyan);
  font-weight: 700;
}

.process-card h3 {
  margin: 0 0 10px;
  font-size: 1.1rem;
}

.process-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.cta-panel {
  padding: 34px;
}

.cta-grid {
  grid-template-columns: minmax(0, 1fr) 320px;
  align-items: end;
}

.cta-title {
  margin: 14px 0 0;
}

.cta-copy {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.85;
}

.cta-side {
  display: grid;
  gap: 12px;
}

.cta-box {
  padding: 18px;
  border-radius: 22px;
  border: 1px solid rgba(159, 176, 211, 0.12);
  background: rgba(255, 255, 255, 0.03);
}

.cta-box strong {
  display: block;
}

.cta-box span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
}

.site-footer {
  padding: 32px 0 40px;
  border-top: 1px solid rgba(159, 176, 211, 0.12);
}

.footer-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.footer-links,
.footer-socials {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  color: var(--muted);
}

.footer-links a:hover,
.footer-socials a:hover {
  color: var(--text);
}

.page-hero {
  padding: 72px 0 28px;
}

.page-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 28px;
  align-items: center;
}

.crumb {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.page-hero-panel {
  min-height: 460px;
  padding: 24px;
}

.page-stage {
  position: relative;
  height: 100%;
  min-height: 410px;
  border-radius: 28px;
  border: 1px solid rgba(159, 176, 211, 0.1);
  background:
    radial-gradient(circle at top left, rgba(103, 232, 249, 0.16), transparent 18%),
    radial-gradient(circle at top right, rgba(129, 140, 248, 0.16), transparent 20%),
    linear-gradient(180deg, rgba(8, 13, 27, 0.96), rgba(4, 8, 18, 0.94));
}

.page-ribbon {
  position: absolute;
  border-radius: 999px;
  border: 1px solid rgba(159, 176, 211, 0.12);
  background: rgba(4, 8, 20, 0.7);
  backdrop-filter: blur(16px);
  padding: 12px 16px;
  color: var(--muted-strong);
  font-size: 0.86rem;
  font-weight: 700;
}

.page-ribbon strong {
  display: block;
  margin-top: 4px;
  color: var(--text);
  font-size: 0.96rem;
}

.service-detail {
  grid-template-columns: minmax(0, 0.96fr) minmax(0, 1.04fr);
  align-items: center;
}

.service-detail:nth-child(even) {
  grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
}

.service-detail:nth-child(even) .service-detail-copy {
  order: 2;
}

.service-detail:nth-child(even) .service-detail-panel {
  order: 1;
}

.service-detail-panel {
  padding: 20px;
}

.service-detail-copy {
  max-width: 520px;
}

.service-detail-copy .eyebrow {
  margin-bottom: 18px;
}

.stack-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.stack-card h3 span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  margin-right: 10px;
  border-radius: 999px;
  background: rgba(103, 232, 249, 0.1);
  color: var(--cyan);
  font-size: 0.78rem;
}

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

.faq-card details {
  width: 100%;
}

.faq-card summary {
  list-style: none;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 700;
}

.faq-card summary::-webkit-details-marker {
  display: none;
}

.faq-card details p {
  margin-top: 10px;
}

.contact-grid {
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
}

.contact-card-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.contact-card strong {
  display: block;
  margin-top: 10px;
  font-size: 1rem;
}

.contact-card a,
.contact-card span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
}

.form-panel {
  padding: 28px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.field {
  display: grid;
  gap: 10px;
}

.field-full {
  grid-column: 1 / -1;
}

.field label {
  color: var(--muted-strong);
  font-size: 0.9rem;
  font-weight: 600;
}

.input,
.textarea,
.select {
  width: 100%;
  min-height: 54px;
  padding: 0 16px;
  border: 1px solid rgba(159, 176, 211, 0.14);
  border-radius: 18px;
  background: rgba(4, 8, 20, 0.64);
  color: var(--text);
  transition:
    border-color 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease;
}

.textarea {
  min-height: 152px;
  padding: 16px;
  resize: vertical;
}

.input:focus,
.textarea:focus,
.select:focus {
  outline: none;
  border-color: rgba(103, 232, 249, 0.36);
  box-shadow: 0 0 0 4px rgba(103, 232, 249, 0.12);
}

.form-note,
.page-note {
  margin-top: 16px;
  color: var(--muted);
  font-size: 0.92rem;
}

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

.check-list {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
}

.form-success {
  display: none;
  margin-top: 16px;
  padding: 14px 16px;
  border: 1px solid rgba(34, 197, 94, 0.24);
  border-radius: 18px;
  background: rgba(34, 197, 94, 0.1);
  color: #c4f7d1;
  font-weight: 600;
}

.form-success.is-visible {
  display: block;
}

.reveal {
  opacity: 0;
  transform: translateY(34px);
  transition:
    opacity 0.9s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}

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

.float {
  animation: float 7s ease-in-out infinite;
}

.float-delay {
  animation: float 9s ease-in-out infinite;
  animation-delay: -2.4s;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-12px);
  }
}

.metric-card,
.glass-card,
.feature-card,
.scenario-card,
.stack-card,
.contact-card,
.brief-card,
.faq-card,
.service-list-card,
.service-panel,
.cta-panel,
.page-hero-panel {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.03)),
    linear-gradient(135deg, rgba(41, 58, 102, 0.78), rgba(24, 38, 73, 0.68));
  box-shadow: var(--shadow-soft);
}

.metric-card::before,
.feature-card::before,
.scenario-card::before,
.stack-card::before,
.contact-card::before,
.brief-card::before,
.faq-card::before,
.service-panel::before,
.cta-panel::before,
.page-hero-panel::before {
  background: radial-gradient(circle at top left, rgba(255, 255, 255, 0.08), transparent 38%);
}

.hero-visual,
.page-hero-panel,
.service-visual,
.diagram-canvas {
  border: 1px solid rgba(214, 224, 255, 0.18);
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.08), transparent 38%),
    linear-gradient(180deg, rgba(36, 53, 99, 0.76), rgba(23, 36, 70, 0.68));
}

.hero-stage,
.page-stage,
.diagram-surface {
  border: 1px solid rgba(214, 224, 255, 0.14);
  background:
    radial-gradient(circle at top left, rgba(103, 232, 249, 0.14), transparent 22%),
    radial-gradient(circle at top right, rgba(129, 140, 248, 0.14), transparent 24%),
    linear-gradient(180deg, rgba(23, 36, 70, 0.84), rgba(17, 28, 56, 0.8));
}

.signal-chip,
.route-card,
.floating-tag,
.page-ribbon {
  border: 1px solid rgba(214, 224, 255, 0.16);
  background: rgba(19, 31, 61, 0.72);
}

.route-box,
.trust-card,
.trust-pill,
.service-tab,
.mini-stat,
.process-card,
.cta-box,
.input,
.textarea,
.select,
.visual-token {
  border-color: rgba(214, 224, 255, 0.14);
  background: rgba(255, 255, 255, 0.07);
}

.trust-card,
.section-head,
.split-heading {
  margin-bottom: 44px;
}

.section {
  padding: 108px 0;
}

.section-head,
.split-heading {
  gap: 32px;
}

.service-overview {
  gap: 34px;
}

.service-list-card {
  padding: 22px;
}

.service-tab {
  padding: 20px;
}

.service-tab.is-active {
  border-color: rgba(103, 232, 249, 0.28);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.04)),
    linear-gradient(135deg, rgba(103, 232, 249, 0.08), rgba(129, 140, 248, 0.08));
  box-shadow: 0 14px 32px rgba(103, 232, 249, 0.06);
}

.service-panel {
  padding: 34px;
}

.service-panel.is-active {
  grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
  gap: 34px;
}

.page-hero {
  padding: 84px 0 34px;
}

.page-hero-panel,
.service-detail-panel {
  padding: 0;
}

.page-hero-panel::before,
.service-detail-panel::before {
  display: none;
}

.page-hero-panel,
.service-detail-panel {
  min-height: auto;
  border: none;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
}

.page-stage {
  min-height: 440px;
}

.page-ribbon {
  max-width: 200px;
}

.diagram-canvas {
  min-height: 500px;
  padding: 16px;
}

.diagram-surface {
  min-height: 468px;
  border-radius: 30px;
}

.diagram-core {
  width: 144px;
  height: 144px;
  border: 1px solid rgba(103, 232, 249, 0.22);
  box-shadow:
    0 0 0 14px rgba(103, 232, 249, 0.04),
    0 18px 34px rgba(12, 20, 42, 0.18);
}

.diagram-core::after {
  inset: -22px;
  border-color: rgba(214, 224, 255, 0.08);
}

.diagram-node {
  width: clamp(132px, 31%, 182px);
  min-width: 0;
  min-height: 94px;
  padding: 16px 18px;
  border-color: rgba(214, 224, 255, 0.16);
  background: rgba(18, 31, 60, 0.72);
  box-shadow: 0 14px 28px rgba(12, 20, 42, 0.14);
}

.node-copy {
  font-size: 0.8rem;
}

.event-diagram .node-a {
  left: 7%;
  top: 8%;
}

.event-diagram .node-b {
  right: 7%;
  top: 10%;
}

.event-diagram .node-c {
  left: 8%;
  bottom: 23%;
}

.event-diagram .node-d {
  right: 8%;
  bottom: 22%;
}

.event-diagram .link-a {
  left: 29%;
  top: 31%;
  width: 21%;
  transform: rotate(24deg);
}

.event-diagram .link-b {
  left: 50%;
  top: 31%;
  width: 20%;
  transform: rotate(155deg);
}

.event-diagram .link-c {
  left: 29%;
  top: 66%;
  width: 20%;
  transform: rotate(-28deg);
}

.event-diagram .link-d {
  left: 52%;
  top: 65%;
  width: 18%;
  transform: rotate(27deg);
}

.vehicle-diagram .node-a {
  left: 8%;
  top: 9%;
}

.vehicle-diagram .node-b {
  right: 7%;
  top: 9%;
}

.vehicle-diagram .node-c {
  left: 8%;
  bottom: 22%;
}

.vehicle-diagram .node-d {
  right: 7%;
  bottom: 22%;
}

.vehicle-diagram .link-a {
  left: 30%;
  top: 31%;
  width: 20%;
  transform: rotate(25deg);
}

.vehicle-diagram .link-b {
  left: 51%;
  top: 31%;
  width: 20%;
  transform: rotate(156deg);
}

.vehicle-diagram .link-c {
  left: 29%;
  top: 66%;
  width: 20%;
  transform: rotate(-27deg);
}

.vehicle-diagram .link-d {
  left: 53%;
  top: 66%;
  width: 18%;
  transform: rotate(27deg);
}

.temporary-diagram .node-a {
  left: 5%;
  top: 11%;
}

.temporary-diagram .node-b {
  left: 37%;
  top: 4%;
}

.temporary-diagram .node-c {
  right: 5%;
  top: 11%;
}

.temporary-diagram .node-d {
  left: 10%;
  bottom: 23%;
}

.temporary-diagram .node-e {
  right: 10%;
  bottom: 23%;
}

.temporary-diagram .link-a {
  left: 28%;
  top: 32%;
  width: 20%;
  transform: rotate(18deg);
}

.temporary-diagram .link-b {
  left: 48%;
  top: 25%;
  width: 8%;
  transform: rotate(90deg);
}

.temporary-diagram .link-c {
  left: 53%;
  top: 32%;
  width: 20%;
  transform: rotate(162deg);
}

.temporary-diagram .link-d {
  left: 32%;
  top: 66%;
  width: 15%;
  transform: rotate(-38deg);
}

.temporary-diagram .link-e {
  left: 54%;
  top: 66%;
  width: 15%;
  transform: rotate(37deg);
}

.scenario-grid,
.feature-grid,
.stack-grid,
.contact-card-grid,
.brief-grid,
.faq-grid {
  gap: 24px;
}

.scenario-card-visual {
  min-height: 240px;
  margin-bottom: 20px;
  border-color: rgba(214, 224, 255, 0.14);
  background:
    radial-gradient(circle at 20% 18%, rgba(103, 232, 249, 0.14), transparent 20%),
    radial-gradient(circle at 80% 18%, rgba(129, 140, 248, 0.14), transparent 22%),
    linear-gradient(180deg, rgba(23, 36, 70, 0.84), rgba(16, 27, 56, 0.78));
}

.visual-token {
  border-radius: 20px;
  background: rgba(19, 31, 61, 0.76);
}

.visual-line {
  opacity: 0.45;
}

.site-footer {
  padding: 36px 0 44px;
  border-top: 1px solid rgba(214, 224, 255, 0.14);
}

.site-footer .brand-logo-shell {
  width: 146px;
  height: 38px;
}

.page-summary-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  padding: 24px;
  border: 1px solid rgba(214, 224, 255, 0.16);
  border-radius: 30px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03)),
    linear-gradient(135deg, rgba(32, 47, 88, 0.74), rgba(21, 34, 66, 0.68));
  box-shadow: var(--shadow-soft);
}

.page-summary-card {
  min-height: 148px;
  padding: 22px;
  border: 1px solid rgba(214, 224, 255, 0.14);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.07);
}

.page-summary-card--wide {
  grid-column: 1 / -1;
  min-height: auto;
}

.page-summary-kicker {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.page-summary-card h3 {
  margin: 12px 0 0;
  font-size: 1.18rem;
  letter-spacing: -0.02em;
}

.page-summary-card p {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.flat-system-card {
  padding: 26px;
  border: 1px solid rgba(214, 224, 255, 0.16);
  border-radius: 30px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03)),
    linear-gradient(135deg, rgba(31, 47, 90, 0.76), rgba(20, 32, 63, 0.72));
  box-shadow: var(--shadow-soft);
}

.flat-system-card--large {
  padding: 30px;
}

.flat-system-card__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.flat-system-card__kicker {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.flat-system-card__title {
  margin: 10px 0 0;
  font-size: 1.26rem;
  letter-spacing: -0.02em;
}

.flat-system-card__badge {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid rgba(214, 224, 255, 0.16);
  background: rgba(255, 255, 255, 0.07);
  color: var(--muted-strong);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  white-space: nowrap;
}

.flat-system-card__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 22px;
}

.flat-system-card__grid--wide .flat-system-card__item--wide {
  grid-column: 1 / -1;
}

.flat-system-card__item {
  min-height: 118px;
  padding: 18px;
  border: 1px solid rgba(214, 224, 255, 0.14);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.06);
}

.flat-system-card__item strong {
  display: block;
  font-size: 1rem;
}

.flat-system-card__item span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.7;
}

.flat-system-card__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.flat-chip {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid rgba(214, 224, 255, 0.14);
  background: rgba(255, 255, 255, 0.06);
  color: var(--muted-strong);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.scenario-card-visual {
  min-height: auto;
  padding: 18px;
}

.scenario-card-visual::before {
  display: none;
}

.scenario-stack {
  display: grid;
  gap: 16px;
}

.scenario-stack__core {
  padding: 18px;
  border: 1px solid rgba(214, 224, 255, 0.16);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.08);
}

.scenario-stack__kicker {
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.scenario-stack__core strong {
  display: block;
  margin-top: 8px;
  font-size: 1.02rem;
}

.scenario-stack__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.scenario-stack__item {
  display: flex;
  align-items: center;
  min-height: 58px;
  padding: 0 14px;
  border: 1px solid rgba(214, 224, 255, 0.14);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--muted-strong);
  font-weight: 700;
}

.service-panel {
  padding: 0;
  border: none;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
}

.service-panel::before {
  display: none;
}

.site-footer .brand-tagline {
  color: var(--muted);
}

@media (max-width: 1100px) {
  .hero-grid,
  .page-hero-grid,
  .service-panel.is-active,
  .service-detail,
  .service-detail:nth-child(even),
  .contact-grid,
  .cta-grid,
  .service-overview {
    grid-template-columns: 1fr;
  }

  .hero-visual,
  .page-hero-panel {
    min-height: 520px;
  }

  .scenario-grid,
  .feature-grid,
  .stack-grid,
  .contact-card-grid,
  .process-grid,
  .brief-grid,
  .faq-grid,
  .page-summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .flat-system-card__grid {
    grid-template-columns: 1fr 1fr;
  }

  .service-detail-copy,
  .hero-copy {
    max-width: none;
  }

  .service-detail:nth-child(even) .service-detail-copy,
  .service-detail:nth-child(even) .service-detail-panel {
    order: initial;
  }
}

@media (max-width: 860px) {
  .site-header {
    padding-top: 14px;
  }

  .brand-logo-shell {
    width: 130px;
    height: 34px;
  }

  .nav-shell {
    position: relative;
    flex-wrap: wrap;
    border-radius: 28px;
    padding: 14px;
  }

  .nav-toggle {
    display: inline-grid;
    place-items: center;
  }

  .site-nav,
  .nav-actions .button-secondary {
    display: none;
  }

  .menu-open .site-nav {
    display: grid;
    width: 100%;
    gap: 8px;
    padding-top: 8px;
  }

  .menu-open .nav-actions {
    width: 100%;
    justify-content: space-between;
    padding-top: 8px;
  }

  .menu-open .nav-actions .button-secondary {
    display: inline-flex;
  }

  .nav-link {
    justify-content: flex-start;
    min-height: 48px;
    padding: 0 14px;
    background: rgba(255, 255, 255, 0.03);
  }

  .hero,
  .page-hero,
  .section {
    padding: 74px 0;
  }

  .hero-metrics,
  .route-grid,
  .contact-card-grid,
  .brief-grid,
  .scenario-grid,
  .feature-grid,
  .stack-grid,
  .process-grid,
  .faq-grid,
  .page-summary-grid {
    grid-template-columns: 1fr;
  }

  .flat-system-card__head {
    flex-direction: column;
    align-items: flex-start;
  }

  .flat-system-card__grid,
  .scenario-stack__grid {
    grid-template-columns: 1fr;
  }

  .flat-system-card__item--wide {
    grid-column: auto;
  }

  .trust-card {
    grid-template-columns: 1fr;
  }

  .section-head,
  .split-heading,
  .footer-grid {
    flex-direction: column;
    align-items: flex-start;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .field-full {
    grid-column: auto;
  }

  .hero-visual,
  .diagram-canvas {
    min-height: 460px;
  }

  .page-hero-panel {
    min-height: auto;
  }

  .hero-orbit--three {
    width: 380px;
    height: 380px;
  }

  .hero-orbit--two {
    width: 280px;
    height: 280px;
  }

  .hero-orbit--one {
    width: 180px;
    height: 180px;
  }

  .diagram-core {
    width: 140px;
    height: 140px;
  }

  .diagram-node {
    min-width: 106px;
    min-height: 78px;
    padding: 12px 14px;
  }
}

@media (max-width: 640px) {
  :root {
    --container: min(1180px, calc(100vw - 22px));
  }

  .brand-logo-shell {
    width: 118px;
    height: 31px;
  }

  .brand-tagline {
    font-size: 0.6rem;
    letter-spacing: 0.14em;
  }

  .hero-title,
  .page-title,
  .section-title,
  .cta-title {
    letter-spacing: -0.04em;
  }

  .hero-visual,
  .diagram-canvas {
    min-height: 420px;
  }

  .page-hero-panel {
    min-height: auto;
  }

  .hero-stage,
  .page-stage,
  .diagram-surface {
    min-height: 380px;
  }

  .signal-chip,
  .floating-tag,
  .page-ribbon {
    padding: 10px 12px;
  }

  .signal-chip strong,
  .page-ribbon strong {
    font-size: 0.88rem;
  }

  .signal-chip--two {
    top: 26px;
    right: 16px;
  }

  .signal-chip--one {
    left: 16px;
    top: 16px;
  }

  .signal-chip--three {
    left: 16px;
    bottom: 116px;
  }

  .route-card {
    left: 16px;
    right: 16px;
    bottom: 16px;
    padding: 16px;
  }

  .hero-node--one {
    left: 12%;
  }

  .hero-node--two {
    right: 12%;
  }

  .hero-node--three {
    left: 18%;
  }

  .hero-node--four {
    right: 16%;
  }

  .event-diagram .node-a,
  .vehicle-diagram .node-a,
  .temporary-diagram .node-a {
    left: 4%;
  }

  .event-diagram .node-b,
  .vehicle-diagram .node-b,
  .temporary-diagram .node-c {
    right: 4%;
  }

  .event-diagram .node-c,
  .vehicle-diagram .node-c {
    left: 5%;
  }

  .event-diagram .node-d,
  .vehicle-diagram .node-d {
    right: 5%;
  }

  .temporary-diagram .node-b {
    left: 34%;
  }

  .temporary-diagram .node-d {
    left: 8%;
  }

  .temporary-diagram .node-e {
    right: 8%;
  }
}

.brand-logo-shell {
  width: 138px;
  height: 36px;
}

.hero {
  padding: 62px 0 30px;
}

.hero-grid {
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  gap: 36px;
  align-items: start;
}

.hero-copy {
  max-width: 590px;
  position: relative;
  z-index: 2;
}

.hero-title {
  max-width: 8.2ch;
  font-size: clamp(2.9rem, 5.1vw, 5.35rem);
}

.hero-subtitle {
  max-width: 33rem;
}

.hero-visual {
  margin-top: 148px;
  min-height: 484px;
}

.hero-stage {
  min-height: 452px;
}

.section {
  padding: 74px 0;
}

.page-hero {
  padding: 58px 0 18px;
}

.section-head,
.split-heading {
  gap: 20px;
  margin-bottom: 26px;
}

.service-overview,
.service-panel.is-active,
.service-detail,
.cta-grid,
.contact-grid {
  gap: 20px;
}

.scenario-grid,
.feature-grid,
.stack-grid,
.contact-card-grid,
.brief-grid,
.faq-grid {
  gap: 16px;
}

.flat-system-card,
.flat-system-card--large {
  padding: 22px;
}

.flat-system-card__grid {
  gap: 12px;
  margin-top: 16px;
}

.flat-system-card__item {
  min-height: 96px;
  padding: 15px;
}

.page-summary-grid {
  gap: 14px;
  padding: 18px;
}

.trust-strip {
  padding-top: 12px;
}

.trust-card {
  gap: 16px;
  padding: 16px 20px;
}

@media (max-width: 1100px) {
  .hero-visual {
    margin-top: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}