/* MAPSSI static landing page
   Neumorphic / soft-UI. No framework, no external font, no tracking. */

:root {
  /* Surface & shadow (single-tone neumorphism) */
  --bg: #e8ecf1;
  --surface: #e8ecf1;
  --surface-hi: #eef1f5;
  --sh-dark: rgba(160, 174, 192, 0.55);
  --sh-light: rgba(255, 255, 255, 0.92);

  --nm-raise-sm: 4px 4px 9px var(--sh-dark), -4px -4px 9px var(--sh-light);
  --nm-raise: 8px 8px 18px var(--sh-dark), -8px -8px 18px var(--sh-light);
  --nm-raise-lg: 16px 16px 34px var(--sh-dark), -12px -12px 28px var(--sh-light);
  --nm-inset-sm: inset 3px 3px 6px var(--sh-dark), inset -3px -3px 6px var(--sh-light);
  --nm-inset: inset 6px 6px 12px var(--sh-dark), inset -6px -6px 12px var(--sh-light);

  /* Ink */
  --ink: #2a333d;
  --ink-soft: #56626e;
  --ink-faint: #8a95a1;
  --ink-line: rgba(120, 134, 150, 0.28);

  /* Accent (used sparingly) */
  --accent: #0f7a68;
  --accent-deep: #0b5c4f;

  /* Signal scale (functional colors only) */
  --sig-great: #2f9c7e;
  --sig-good: #7aa84c;
  --sig-fair: #cba03c;
  --sig-weak: #c9645b;

  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 30px;
  --container: 1120px;
  --header-height: 76px;
  --font-sans: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 24px);
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.8;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.nav-open {
  overflow: hidden;
}

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

button,
a {
  font: inherit;
}

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

button {
  color: inherit;
}

p,
h1,
h2,
h3,
h4,
ul,
ol,
figure {
  margin-top: 0;
}

h1,
h2,
h3 {
  line-break: strict;
  word-break: auto-phrase;
}

p:last-child,
ul:last-child,
ol:last-child {
  margin-bottom: 0;
}

::selection {
  background: rgba(15, 122, 104, 0.16);
  color: var(--ink);
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

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

.skip-link {
  position: fixed;
  z-index: 2000;
  top: 12px;
  left: 12px;
  transform: translateY(-150%);
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--surface);
  color: var(--ink);
  box-shadow: var(--nm-raise-sm);
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

/* Layout */
.container {
  width: min(calc(100% - 48px), var(--container));
  margin-inline: auto;
}

.section {
  padding: 104px 0;
}

.section-heading {
  max-width: 680px;
  margin-bottom: 52px;
}

.section-heading--center {
  margin-inline: auto;
  text-align: center;
}

.section-heading--split {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(260px, 0.8fr);
  max-width: none;
  gap: 56px;
  align-items: end;
}

.section-heading h2,
.privacy-copy h2,
.cta-card h2 {
  margin-bottom: 18px;
  font-size: clamp(1.85rem, 3.2vw, 2.6rem);
  line-height: 1.35;
  letter-spacing: -0.02em;
  font-weight: 700;
}

.section-heading p {
  max-width: 620px;
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 0.98rem;
}

.section-heading--center p {
  margin-inline: auto;
}

.kicker,
.eyebrow {
  display: inline-block;
  margin-bottom: 14px;
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

/* Buttons */
.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border: 0;
  border-radius: 999px;
  background: var(--surface);
  color: var(--ink);
  font-size: 0.93rem;
  font-weight: 700;
  line-height: 1.2;
  cursor: pointer;
  box-shadow: var(--nm-raise-sm);
  transition: box-shadow 180ms ease, color 180ms ease, background-color 180ms ease;
}

.button:hover {
  box-shadow: var(--nm-raise);
}

.button:active {
  box-shadow: var(--nm-inset-sm);
}

.button--primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 5px 5px 12px rgba(11, 92, 79, 0.28), -5px -5px 12px var(--sh-light);
}

.button--primary:hover {
  background: var(--accent-deep);
  box-shadow: 8px 8px 18px rgba(11, 92, 79, 0.3), -6px -6px 16px var(--sh-light);
}

.button--primary:active {
  box-shadow: inset 4px 4px 9px rgba(6, 58, 49, 0.4), inset -4px -4px 9px rgba(255, 255, 255, 0.18);
}

.text-link {
  display: inline-block;
  margin-top: 22px;
  color: var(--accent);
  font-weight: 700;
  border-bottom: 1px solid rgba(15, 122, 104, 0.35);
}

.text-link:hover {
  color: var(--accent-deep);
  border-bottom-color: currentColor;
}

/* Header */
.site-header {
  position: fixed;
  z-index: 1000;
  inset: 0 0 auto;
  height: var(--header-height);
  background: var(--bg);
  transition: box-shadow 220ms ease;
}

.site-header.is-scrolled {
  box-shadow: 0 8px 20px rgba(160, 174, 192, 0.42);
}

.nav-shell {
  display: flex;
  height: 100%;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
}

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: var(--surface);
  box-shadow: var(--nm-raise-sm);
}

.brand-name {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.site-menu {
  display: flex;
  align-items: center;
  gap: 28px;
}

.site-menu>a:not(.button) {
  color: var(--ink-soft);
  font-size: 0.88rem;
  font-weight: 600;
  transition: color 160ms ease;
}

.site-menu>a:not(.button):hover {
  color: var(--accent);
}

.button--nav {
  min-height: 42px;
  padding: 10px 20px;
  font-size: 0.83rem;
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  padding: 12px;
  border: 0;
  border-radius: 14px;
  background: var(--surface);
  cursor: pointer;
  box-shadow: var(--nm-raise-sm);
}

.nav-toggle[aria-expanded="true"] {
  box-shadow: var(--nm-inset-sm);
}

.nav-toggle span:not(.sr-only) {
  display: block;
  width: 100%;
  height: 2px;
  margin: 5px 0;
  border-radius: 2px;
  background: var(--ink-soft);
  transition: transform 180ms ease, opacity 180ms ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(4) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Hero */
.hero {
  padding: calc(var(--header-height) + 78px) 0 0;
}

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(480px, 1.08fr);
  gap: 56px;
  align-items: center;
}

.hero h1 {
  margin-bottom: 22px;
  font-size: clamp(2.1rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.32;
  letter-spacing: -0.025em;
}

.hero h1 strong {
  color: var(--accent);
  font-weight: inherit;
}

.hero-lead {
  max-width: 560px;
  margin-bottom: 32px;
  color: var(--ink-soft);
  font-size: 1rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  margin-bottom: 0;
  list-style: none;
}

.hero-points li {
  padding: 8px 16px;
  border-radius: 999px;
  color: var(--ink-soft);
  font-size: 0.78rem;
  font-weight: 600;
  box-shadow: var(--nm-inset-sm);
}

/* App mock */
.hero-visual {
  position: relative;
  width: 100%;
  justify-self: end;
}

.app-frame {
  overflow: hidden;
  margin: 0;
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--nm-raise-lg);
}

.app-frame__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 18px 22px 12px;
}

.project-title {
  font-size: 0.8rem;
  font-weight: 700;
}

.view-switch {
  display: flex;
  gap: 4px;
  padding: 4px;
  border-radius: 999px;
  box-shadow: var(--nm-inset-sm);
}

.view-switch span {
  padding: 4px 12px;
  border-radius: 999px;
  color: var(--ink-faint);
  font-size: 0.62rem;
  font-weight: 700;
}

.view-switch .is-selected {
  background: var(--surface);
  color: var(--ink);
  box-shadow: var(--nm-raise-sm);
}

.app-frame__body {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  padding: 0 22px 22px;
}

.survey-meta {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 0 4px 12px;
}

.survey-meta strong {
  font-size: 0.74rem;
}

.survey-meta span {
  color: var(--ink-faint);
  font-size: 0.66rem;
}

.demo-map {
  position: relative;
  overflow: hidden;
  min-height: 360px;
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--nm-inset);
  cursor: crosshair;
  isolation: isolate;
}

.floor-plan {
  position: absolute;
  z-index: 2;
  inset: 8% 6%;
  width: 88%;
  height: 84%;
  overflow: visible;
  pointer-events: none;
}

.floor-plan .floor-fill {
  fill: rgba(255, 255, 255, 0.4);
  stroke: none;
}

.floor-plan path:not(.floor-fill) {
  fill: none;
  stroke: rgba(86, 98, 110, 0.4);
  stroke-width: 3;
  stroke-linecap: square;
  vector-effect: non-scaling-stroke;
}

.floor-plan .door {
  stroke: rgba(86, 98, 110, 0.2) !important;
  stroke-width: 2 !important;
}

.floor-plan text {
  fill: rgba(86, 98, 110, 0.5);
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
}

.heat-blob {
  position: absolute;
  z-index: 1;
  width: 170px;
  aspect-ratio: 1;
  border-radius: 50%;
  filter: blur(30px);
  opacity: 0.34;
  pointer-events: none;
}

.heat-blob--a {
  top: 3%;
  left: 2%;
  background: var(--sig-great);
}

.heat-blob--b {
  top: 2%;
  left: 37%;
  background: var(--sig-fair);
}

.heat-blob--c {
  right: -1%;
  top: 12%;
  background: var(--sig-weak);
}

.heat-blob--d {
  right: 3%;
  bottom: -10%;
  background: var(--sig-weak);
}

.heat-point {
  position: absolute;
  z-index: 4;
  top: var(--y);
  left: var(--x);
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  padding: 0;
  border: 0;
  border-radius: 50%;
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.54rem;
  font-weight: 700;
  line-height: 1;
  box-shadow: 3px 3px 8px rgba(120, 134, 150, 0.5), -3px -3px 8px rgba(255, 255, 255, 0.75);
  transform: translate(-50%, -50%);
  cursor: pointer;
  transition: box-shadow 160ms ease;
}

.heat-point:hover,
.heat-point.is-selected {
  z-index: 5;
  box-shadow: 5px 5px 12px rgba(120, 134, 150, 0.6), -5px -5px 12px rgba(255, 255, 255, 0.85), 0 0 0 3px rgba(255, 255, 255, 0.6);
}

.heat-point--great {
  background: var(--sig-great);
}

.heat-point--good {
  background: var(--sig-good);
}

.heat-point--fair {
  background: var(--sig-fair);
}

.heat-point--weak {
  background: var(--sig-weak);
}

.heat-point.is-new {
  animation: point-pop 380ms ease-out;
}

.demo-hint {
  position: absolute;
  z-index: 6;
  right: 14px;
  bottom: 14px;
  padding: 7px 14px;
  border-radius: 999px;
  background: var(--surface);
  color: var(--ink-soft);
  font-size: 0.6rem;
  font-weight: 600;
  box-shadow: var(--nm-raise-sm);
  pointer-events: none;
  transition: opacity 200ms ease;
}

.survey-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 4px 0;
}

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

.legend span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--ink-faint);
  font-size: 0.6rem;
  font-weight: 600;
}

.legend i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.legend-great {
  background: var(--sig-great);
}

.legend-good {
  background: var(--sig-good);
}

.legend-fair {
  background: var(--sig-fair);
}

.legend-weak {
  background: var(--sig-weak);
}

.selected-reading {
  display: flex;
  align-items: baseline;
  gap: 7px;
}

.selected-reading span {
  color: var(--ink-faint);
  font-size: 0.6rem;
}

.selected-reading strong {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.76rem;
}

.mock-note {
  margin: 14px 4px 0;
  color: var(--ink-faint);
  font-size: 0.7rem;
  text-align: right;
}

.trust-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px 32px;
  margin-top: 72px;
  padding: 26px 32px;
  border-radius: var(--radius-md);
  box-shadow: var(--nm-inset-sm);
}

.trust-strip p {
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 0.8rem;
  font-weight: 600;
}

.trust-strip div {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
}

.trust-strip span {
  color: var(--ink-faint);
  font-size: 0.78rem;
  font-weight: 600;
}

/* Shared card */
.card {
  padding: 34px 32px;
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--nm-raise);
}

.card-number {
  display: block;
  margin-bottom: 18px;
  color: var(--ink-faint);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
}

.card h3 {
  margin-bottom: 12px;
  font-size: 1.1rem;
  line-height: 1.55;
  letter-spacing: -0.015em;
  font-weight: 700;
}

.card p {
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

/* Problem */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

/* Workflow */
.workflow-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.step-label {
  display: block;
  margin-bottom: 16px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

/* Features */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
}

.feature-card--wide {
  grid-column: span 2;
}

.check-list {
  display: grid;
  gap: 8px;
  padding: 0;
  margin: 22px 0 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 20px;
  color: var(--ink-soft);
  font-size: 0.85rem;
}

.check-list li::before {
  position: absolute;
  top: 0.78em;
  left: 0;
  width: 8px;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
  content: "";
}

.metric-chips,
.share-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.metric-chips span,
.share-pills span {
  padding: 7px 14px;
  border-radius: 999px;
  color: var(--ink-soft);
  font-size: 0.68rem;
  font-weight: 600;
  box-shadow: var(--nm-inset-sm);
}

.gradient-meter {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  align-items: center;
  margin-top: 24px;
  color: var(--ink-faint);
  font-size: 0.66rem;
  font-weight: 600;
}

.gradient-meter i {
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--sig-great), var(--sig-good), var(--sig-fair), var(--sig-weak));
}

/* Privacy */
.privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.9fr);
  gap: 64px;
  align-items: center;
}

.privacy-copy>p {
  color: var(--ink-soft);
  font-size: 0.98rem;
}

.privacy-facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 34px;
}

.privacy-facts div {
  display: flex;
  min-height: 96px;
  flex-direction: column;
  justify-content: center;
  padding: 18px 20px;
  border-radius: var(--radius-sm);
  box-shadow: var(--nm-inset-sm);
}

.privacy-facts strong {
  margin-bottom: 2px;
  color: var(--accent);
  font-size: 1.3rem;
  line-height: 1.2;
}

.privacy-facts span {
  color: var(--ink-faint);
  font-size: 0.7rem;
  font-weight: 600;
}

.data-flow {
  display: grid;
  gap: 18px;
  padding: 36px 32px;
  border-radius: var(--radius-lg);
  box-shadow: var(--nm-raise);
}

.flow-node {
  padding: 22px 24px;
  border-radius: var(--radius-sm);
  box-shadow: var(--nm-inset-sm);
}

.flow-node strong {
  display: block;
  margin-bottom: 4px;
  font-size: 0.95rem;
}

.flow-node span {
  color: var(--ink-faint);
  font-size: 0.76rem;
}

.flow-step {
  padding-left: 24px;
  color: var(--ink-soft);
  font-size: 0.78rem;
  font-weight: 600;
  position: relative;
}

.flow-step::before {
  position: absolute;
  top: 50%;
  left: 4px;
  width: 10px;
  height: 1px;
  background: var(--ink-line);
  content: "";
}

.flow-note {
  margin: 4px 0 0;
  color: var(--ink-faint);
  font-size: 0.74rem;
}

/* Use cases */
.usecase-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

/* FAQ */
.faq-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.7fr) minmax(0, 1.3fr);
  gap: 72px;
  align-items: start;
}

.faq-layout .section-heading {
  position: sticky;
  top: calc(var(--header-height) + 40px);
  margin-bottom: 0;
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq-list details {
  padding: 4px 26px;
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--nm-raise-sm);
}

.faq-list details[open] {
  box-shadow: var(--nm-inset-sm);
}

.faq-list summary {
  position: relative;
  padding: 20px 44px 20px 0;
  font-size: 0.96rem;
  font-weight: 700;
  line-height: 1.6;
  list-style: none;
  cursor: pointer;
}

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

.faq-list summary span,
.faq-list summary span::after {
  position: absolute;
  top: 50%;
  right: 4px;
  width: 14px;
  height: 2px;
  border-radius: 2px;
  background: var(--ink-faint);
  content: "";
  transition: transform 180ms ease;
}

.faq-list summary span::after {
  top: 0;
  right: 0;
  transform: rotate(90deg);
}

.faq-list details[open] summary span::after {
  transform: rotate(0deg);
}

.faq-list details>div>p {
  margin-bottom: 0;
  padding: 0 24px 22px 0;
  color: var(--ink-soft);
  font-size: 0.89rem;
}

/* CTA */
.cta-section {
  padding: 0 0 104px;
}

.cta-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  padding: 56px 60px;
  border-radius: var(--radius-lg);
  box-shadow: var(--nm-raise);
}

.cta-card>div {
  max-width: 640px;
}

.cta-card p {
  margin-bottom: 0;
  color: var(--ink-soft);
}

.cta-card>.button {
  flex: 0 0 auto;
}

/* Footer */
.site-footer {
  padding: 64px 0 28px;
  box-shadow: var(--nm-inset-sm);
}

.footer-main {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 64px;
  padding-bottom: 52px;
}

.footer-brand .brand {
  margin-bottom: 14px;
}

.footer-brand p {
  color: var(--ink-faint);
  font-size: 0.76rem;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.footer-links>div {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
}

.footer-links strong {
  margin-bottom: 6px;
  color: var(--ink-faint);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.footer-links a {
  color: var(--ink-soft);
  font-size: 0.79rem;
  transition: color 160ms ease;
}

.footer-links a:hover {
  color: var(--accent);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 22px;
  border-top: 1px solid var(--ink-line);
}

.footer-bottom p {
  margin-bottom: 0;
  color: var(--ink-faint);
  font-size: 0.68rem;
}

/* Legal pages */
.legal-hero {
  padding: calc(var(--header-height) + 72px) 0 56px;
}

.legal-breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-bottom: 24px;
  color: var(--ink-faint);
  font-size: 0.74rem;
}

.legal-breadcrumbs a:hover {
  color: var(--accent);
}

.legal-hero h1 {
  margin-bottom: 12px;
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  line-height: 1.35;
  letter-spacing: -0.02em;
  font-weight: 700;
}

.legal-hero p {
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.legal-shell {
  display: grid;
  grid-template-columns: 240px minmax(0, 740px);
  justify-content: center;
  gap: 56px;
  padding: 0 0 104px;
}

.legal-toc {
  position: sticky;
  top: calc(var(--header-height) + 28px);
  align-self: start;
  padding: 26px;
  border-radius: var(--radius-md);
  box-shadow: var(--nm-inset-sm);
}

.legal-toc strong {
  display: block;
  margin-bottom: 14px;
  color: var(--ink-faint);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.legal-toc nav {
  display: grid;
  gap: 9px;
}

.legal-toc a {
  color: var(--ink-soft);
  font-size: 0.78rem;
  line-height: 1.5;
}

.legal-toc a:hover {
  color: var(--accent);
}

.legal-document {
  min-width: 0;
  padding: 48px 52px;
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--nm-raise);
}

.legal-intro {
  margin-bottom: 42px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--ink-line);
  color: var(--ink-soft);
}

.legal-section {
  scroll-margin-top: calc(var(--header-height) + 24px);
  margin-bottom: 44px;
}

.legal-section:last-child {
  margin-bottom: 0;
}

.legal-section h2 {
  margin-bottom: 16px;
  font-size: 1.2rem;
  line-height: 1.5;
  font-weight: 700;
}

.legal-section h3 {
  margin: 26px 0 10px;
  font-size: 0.98rem;
}

.legal-section p,
.legal-section li {
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.legal-section ol,
.legal-section ul {
  display: grid;
  gap: 8px;
  padding-left: 1.5em;
}

.legal-table-wrap {
  overflow-x: auto;
  margin: 20px 0;
  border-radius: var(--radius-sm);
  box-shadow: var(--nm-inset-sm);
}

.legal-table {
  width: 100%;
  min-width: 600px;
  border-collapse: collapse;
  font-size: 0.83rem;
}

.legal-table th,
.legal-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--ink-line);
  text-align: left;
  vertical-align: top;
}

.legal-table tr:last-child th,
.legal-table tr:last-child td {
  border-bottom: 0;
}

.legal-table th {
  width: 23%;
  color: var(--ink);
  font-weight: 700;
}

.legal-table td {
  color: var(--ink-soft);
}

.legal-note {
  margin: 20px 0;
  padding: 18px 22px;
  border-radius: var(--radius-sm);
  box-shadow: var(--nm-inset-sm);
  color: var(--ink-soft) !important;
}

.legal-meta {
  display: grid;
  gap: 6px;
  margin-top: 56px;
  padding-top: 26px;
  border-top: 1px solid var(--ink-line);
  color: var(--ink-faint);
  font-size: 0.78rem;
}

.contact-card {
  padding: 22px 24px;
  border-radius: var(--radius-sm);
  box-shadow: var(--nm-inset-sm);
}

.contact-card strong {
  display: block;
  margin-bottom: 6px;
  color: var(--ink);
}

.contact-card a {
  color: var(--accent);
  font-weight: 700;
  word-break: break-all;
}

/* 404 */
.not-found {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 40px 24px;
  text-align: center;
}

.not-found__inner {
  max-width: 560px;
}

.not-found img {
  width: 76px;
  height: 76px;
  margin: 0 auto 32px;
  border-radius: 22px;
  background: var(--surface);
  box-shadow: var(--nm-raise);
}

.not-found strong {
  display: block;
  margin-bottom: 12px;
  color: var(--ink-faint);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
}

.not-found h1 {
  margin-bottom: 16px;
  font-size: clamp(1.8rem, 5vw, 2.6rem);
  line-height: 1.35;
  font-weight: 700;
}

.not-found p {
  margin-bottom: 28px;
  color: var(--ink-soft);
}

/* Motion */
.reveal {
  opacity: 1;
  transform: none;
}

.reveal.reveal-pending {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 560ms ease, transform 560ms ease;
}

.reveal.reveal-pending.reveal--delay-sm {
  transition-delay: 70ms;
}

.reveal.reveal-pending.reveal--delay {
  transition-delay: 110ms;
}

.reveal.reveal-pending.reveal--delay-lg {
  transition-delay: 150ms;
}

.reveal.reveal-pending.reveal--delay-xl {
  transition-delay: 200ms;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@keyframes point-pop {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.4);
  }

  100% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
}

/* Responsive */
@media (max-width: 1080px) {
  .hero-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero-visual {
    justify-self: stretch;
  }

  .workflow-grid,
  .usecase-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .feature-card--wide {
    grid-column: span 2;
  }

  .privacy-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

@media (max-width: 980px) {
  :root {
    --header-height: 70px;
  }

  .section {
    padding: 84px 0;
  }

  .nav-toggle {
    display: block;
  }

  .site-menu {
    position: fixed;
    z-index: 999;
    top: calc(var(--header-height) + 6px);
    right: 16px;
    left: 16px;
    display: grid;
    gap: 4px;
    padding: 18px;
    border-radius: var(--radius-md);
    background: var(--surface);
    box-shadow: var(--nm-raise-lg);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    transition: opacity 180ms ease, transform 180ms ease;
  }

  .site-menu.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: none;
  }

  .site-menu>a:not(.button) {
    padding: 12px 8px;
  }

  .button--nav {
    margin-top: 10px;
  }

  .section-heading--split {
    grid-template-columns: 1fr;
    gap: 18px;
  }

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

  .faq-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .faq-layout .section-heading {
    position: static;
  }

  .cta-card {
    display: grid;
    padding: 48px 40px;
  }

  .cta-card>.button {
    justify-self: start;
  }

  .legal-shell {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .legal-toc {
    position: static;
  }

  .legal-toc nav {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 720px) {
  .container {
    width: min(calc(100% - 32px), var(--container));
  }

  .section {
    padding: 68px 0;
  }

  .section-heading {
    margin-bottom: 34px;
  }

  .hero {
    padding-top: calc(var(--header-height) + 48px);
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .hero-actions .button {
    width: 100%;
  }

  .app-frame__bar {
    padding: 16px 16px 10px;
  }

  .app-frame__body {
    padding: 0 16px 16px;
  }

  .demo-map {
    min-height: 280px;
  }

  .view-switch span:first-child {
    display: none;
  }

  .heat-point {
    width: 28px;
    height: 28px;
    font-size: 0.46rem;
  }

  .trust-strip {
    margin-top: 52px;
    padding: 22px 24px;
  }

  .workflow-grid,
  .usecase-grid,
  .feature-grid {
    grid-template-columns: 1fr;
  }

  .feature-card--wide {
    grid-column: auto;
  }

  .card {
    padding: 28px 24px;
  }

  .privacy-facts {
    grid-template-columns: 1fr;
  }

  .data-flow {
    padding: 28px 22px;
  }

  .faq-list details {
    padding: 4px 20px;
  }

  .cta-section {
    padding-bottom: 72px;
  }

  .cta-card {
    padding: 40px 26px;
  }

  .cta-card>.button {
    width: 100%;
  }

  .footer-main {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-links {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px 20px;
  }

  .footer-bottom {
    display: grid;
    gap: 6px;
  }

  .legal-hero {
    padding-top: calc(var(--header-height) + 44px);
  }

  .legal-shell {
    padding-bottom: 72px;
  }

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

  .legal-document {
    padding: 32px 24px;
  }
}

@media (max-width: 420px) {
  .brand-name {
    font-size: 0.98rem;
  }

  .floor-plan text {
    display: none;
  }

  .survey-meta span {
    display: none;
  }

  .footer-links {
    grid-template-columns: 1fr 1fr;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

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

@media print {

  .site-header,
  .site-footer,
  .legal-toc {
    display: none !important;
  }

  .legal-hero {
    padding: 20px 0;
  }

  .legal-shell {
    display: block;
    padding: 0;
  }

  .legal-document {
    padding: 0;
    box-shadow: none;
  }

  body {
    background: #fff;
    color: #000;
    font-size: 11pt;
  }
}