:root {
  color-scheme: dark;
  --bg: #080a0d;
  --bg-deep: #05070a;
  --surface: #0f1217;
  --surface-2: #151a21;
  --surface-3: #1a2029;
  --border: #242b35;
  --border-strong: #343d4a;
  --text: #f2f5f8;
  --text-soft: #c2c9d2;
  --muted: #8c96a5;
  --faint: #5e6876;
  --blue: #5b84ff;
  --blue-hover: #7699ff;
  --blue-deep: #205fee;
  --green: #35c993;
  --red: #ff6b6b;
  --copper: #a99263;
  --radius: 12px;
  --radius-sm: 8px;
  --container: 1320px;
  --nav-height: 76px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--bg);
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::selection {
  color: #fff;
  background: rgba(91, 132, 255, 0.62);
}

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

button,
input,
textarea {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

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

p,
h1,
h2,
h3,
h4,
ul,
ol,
dl,
dd {
  margin: 0;
}

ul,
ol {
  padding: 0;
  list-style: none;
}

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

.skip-link {
  position: fixed;
  z-index: 200;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  border-radius: 6px;
  background: var(--blue);
  color: #fff;
  transform: translateY(-160%);
}

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

.site-nav {
  position: fixed;
  z-index: 80;
  top: 0;
  right: 0;
  left: 0;
  height: var(--nav-height);
  border-bottom: 1px solid transparent;
  background: rgba(8, 10, 13, 0.72);
  backdrop-filter: blur(18px);
  transition: border-color 180ms ease, background 180ms ease;
}

.site-nav.is-scrolled {
  border-color: rgba(36, 43, 53, 0.9);
  background: rgba(8, 10, 13, 0.94);
}

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

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: max-content;
}

.brand-symbol {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid rgba(91, 132, 255, 0.42);
  border-radius: 9px;
  background:
    linear-gradient(145deg, rgba(91, 132, 255, 0.18), rgba(91, 132, 255, 0.03)),
    var(--surface);
  color: var(--blue);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: -0.08em;
}

.brand-symbol-logo {
  position: relative;
  overflow: hidden;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(169, 146, 99, 0.52);
  border-radius: 50%;
  background: #f7f5ef;
  box-shadow: 0 0 0 3px rgba(169, 146, 99, 0.06);
}

.brand-symbol-logo img {
  position: absolute;
  width: 94px;
  max-width: none;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
}

.brand-name {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.brand-name::after {
  width: 1px;
  height: 14px;
  background: var(--border-strong);
  content: "";
}

.brand-name small {
  color: var(--text-soft);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 34px;
  margin-left: auto;
  margin-right: 36px;
}

.nav-links a {
  position: relative;
  color: var(--text-soft);
  font-size: 14px;
  transition: color 160ms ease;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--text);
}

.nav-links a[aria-current="page"]::after {
  position: absolute;
  right: 0;
  bottom: -27px;
  left: 0;
  height: 2px;
  background: var(--blue);
  content: "";
}

.nav-cta,
.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 20px;
  border: 1px solid var(--blue);
  border-radius: var(--radius-sm);
  background: var(--blue-deep);
  color: #fff;
  font-size: 14px;
  font-weight: 650;
  line-height: 1;
  transition: border-color 160ms ease, background 160ms ease, transform 160ms ease;
}

.nav-cta {
  min-height: 40px;
  padding-inline: 17px;
}

.nav-cta:hover,
.button:hover {
  border-color: var(--blue-hover);
  background: var(--blue-hover);
  transform: translateY(-1px);
}

.button.secondary {
  border-color: var(--border-strong);
  background: transparent;
  color: var(--text);
}

.button.secondary:hover {
  border-color: #566171;
  background: rgba(255, 255, 255, 0.035);
}

.button.ghost {
  min-height: auto;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--blue);
}

.button.ghost:hover {
  background: transparent;
  color: var(--blue-hover);
}

.mobile-menu-button {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
}

.mobile-menu-button span,
.mobile-menu-button::before,
.mobile-menu-button::after {
  display: block;
  width: 18px;
  height: 1px;
  margin: 4px auto;
  background: currentColor;
  content: "";
}

.section {
  position: relative;
  padding: 116px 0;
  border-top: 1px solid rgba(36, 43, 53, 0.62);
}

.section-compact {
  padding: 80px 0;
}

.section-kicker,
.eyebrow {
  color: var(--blue);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  line-height: 1.4;
  text-transform: uppercase;
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, 0.75fr);
  gap: 64px;
  align-items: end;
  margin-bottom: 58px;
}

.section-title {
  max-width: 720px;
  margin-top: 14px;
  font-size: clamp(34px, 3.55vw, 52px);
  font-weight: 690;
  letter-spacing: -0.04em;
  line-height: 1.16;
  text-wrap: balance;
}

.section-intro {
  max-width: 660px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.9;
}

.section-intro strong {
  color: var(--text-soft);
  font-weight: 600;
}

.hero {
  position: relative;
  display: flex;
  min-height: 850px;
  align-items: center;
  overflow: hidden;
  padding: calc(var(--nav-height) + 66px) 0 72px;
  border-bottom: 1px solid var(--border);
  background:
    linear-gradient(90deg, rgba(8, 10, 13, 0.99) 0%, rgba(8, 10, 13, 0.9) 42%, rgba(8, 10, 13, 0.7) 100%),
    var(--bg);
}

.hero::before {
  position: absolute;
  width: 780px;
  height: 780px;
  top: 48%;
  right: -80px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(42, 100, 255, 0.17) 0%, rgba(42, 100, 255, 0.055) 38%, transparent 70%);
  content: "";
  transform: translateY(-50%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(450px, 0.95fr) minmax(510px, 1.05fr);
  gap: 54px;
  align-items: center;
}

.hero-copy h1 {
  max-width: 660px;
  margin: 22px 0 22px;
  color: var(--text);
  font-size: clamp(48px, 4.4vw, 68px);
  font-weight: 720;
  letter-spacing: -0.052em;
  line-height: 1.12;
  text-wrap: balance;
}

.hero-copy h1 span {
  color: var(--text);
}

.hero-title-line,
.title-line {
  display: block;
}

.hero-title-nowrap {
  white-space: nowrap;
}

.hero-copy > p:not(.eyebrow):not(.hero-note) {
  max-width: 630px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.9;
}

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

.hero-note {
  margin-top: 18px;
  color: var(--faint);
  font-size: 12px;
}

.hero-terminal {
  position: relative;
  min-width: 0;
}

.terminal-window {
  overflow: hidden;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: #07090c;
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.38);
}

.terminal-bar {
  display: flex;
  height: 42px;
  align-items: center;
  justify-content: space-between;
  padding: 0 14px;
  border-bottom: 1px solid var(--border);
  background: #0c0f13;
  color: var(--faint);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 10px;
  letter-spacing: 0.12em;
}

.terminal-dots {
  display: flex;
  gap: 6px;
}

.terminal-dots i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #39414c;
}

.terminal-screen {
  position: relative;
  aspect-ratio: 16 / 9.35;
  background: #06080b;
}

.terminal-screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.terminal-screen::after {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255, 255, 255, 0.025);
  content: "";
  pointer-events: none;
}

.terminal-meta {
  display: grid;
  grid-template-columns: 1.1fr 1fr 1fr;
  border-top: 1px solid var(--border);
}

.terminal-meta span {
  padding: 15px 16px;
  border-right: 1px solid var(--border);
  color: var(--muted);
  font-size: 12px;
}

.terminal-meta span:last-child {
  border-right: 0;
}

.terminal-meta b {
  display: block;
  margin-bottom: 3px;
  color: var(--text);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
  font-weight: 600;
}

.hero-features {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  max-width: 650px;
  margin-top: 56px;
  border-top: 1px solid var(--border);
}

.hero-features li {
  padding: 20px 24px 0 0;
}

.hero-features b {
  display: block;
  margin-bottom: 4px;
  color: var(--text-soft);
  font-size: 14px;
}

.hero-features span {
  color: var(--faint);
  font-size: 12px;
}

.route-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.route {
  position: relative;
  display: grid;
  min-height: 330px;
  align-content: space-between;
  padding: 42px;
}

.route + .route {
  border-left: 1px solid var(--border);
}

.route-index {
  color: var(--faint);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
  letter-spacing: 0.12em;
}

.route h3 {
  margin: 42px 0 14px;
  font-size: clamp(28px, 3vw, 42px);
  font-weight: 660;
  letter-spacing: -0.04em;
}

.route p {
  max-width: 500px;
  color: var(--muted);
}

.route-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 38px;
  color: var(--blue);
  font-weight: 600;
}

.route:hover {
  background: rgba(255, 255, 255, 0.018);
}

.route:hover .route-link {
  color: var(--blue-hover);
}

.method-layout {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: 100px;
}

.method-statement {
  position: sticky;
  top: calc(var(--nav-height) + 36px);
  align-self: start;
}

.method-statement h2 {
  margin-top: 16px;
  font-size: clamp(34px, 3.6vw, 52px);
  font-weight: 670;
  letter-spacing: -0.045em;
  line-height: 1.18;
  text-wrap: balance;
}

.method-list {
  border-top: 1px solid var(--border);
}

.method-item {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 28px;
  padding: 34px 0;
  border-bottom: 1px solid var(--border);
}

.method-item > b {
  color: var(--blue);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 13px;
}

.method-item h3 {
  margin-bottom: 9px;
  font-size: 22px;
  font-weight: 620;
}

.method-item p {
  color: var(--muted);
}

.product-preview-layout {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 54px;
  align-items: center;
}

.product-preview-copy h2 {
  max-width: 520px;
  margin: 16px 0 20px;
  font-size: clamp(36px, 3.7vw, 54px);
  font-weight: 680;
  letter-spacing: -0.045em;
  line-height: 1.17;
  text-wrap: balance;
}

.product-preview-copy p {
  max-width: 540px;
  color: var(--muted);
}

.product-preview-copy .button {
  margin-top: 30px;
}

.screen-stack {
  position: relative;
  min-height: 500px;
}

.screen-stack .terminal-window:first-child {
  width: 88%;
}

.screen-stack .terminal-window:last-child {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 72%;
  box-shadow: 0 32px 70px rgba(0, 0, 0, 0.54);
}

.plain-band {
  padding: 58px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.plain-band-grid {
  display: grid;
  grid-template-columns: 1.2fr repeat(3, 0.6fr);
  align-items: center;
}

.plain-band h2 {
  font-size: 25px;
  font-weight: 630;
}

.plain-band p {
  margin-top: 6px;
  color: var(--muted);
  font-size: 14px;
}

.plain-band-item {
  min-height: 74px;
  padding-left: 30px;
  border-left: 1px solid var(--border);
}

.plain-band-item b {
  display: block;
  margin-bottom: 4px;
  font-size: 18px;
  font-weight: 620;
}

.plain-band-item span {
  color: var(--muted);
  font-size: 13px;
}

.trust-layout {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 70px;
  align-items: start;
}

.entity-panel h2,
.contact-panel h2 {
  margin: 14px 0 18px;
  font-size: clamp(30px, 3vw, 44px);
  font-weight: 650;
  letter-spacing: -0.04em;
  line-height: 1.2;
  text-wrap: balance;
}

.entity-panel > p,
.contact-panel > p {
  color: var(--muted);
}

.entity-facts {
  margin-top: 32px;
  border-top: 1px solid var(--border);
}

.entity-facts div {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 20px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}

.entity-facts dt {
  color: var(--faint);
  font-size: 13px;
}

.entity-facts dd {
  color: var(--text-soft);
  font-size: 14px;
}

.contact-panel {
  padding: 36px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

.contact-body {
  display: grid;
  grid-template-columns: 1fr 116px;
  gap: 28px;
  align-items: center;
}

.wechat-id {
  display: block;
  margin: 26px 0 12px;
  color: var(--text);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.copy-button {
  min-height: 40px;
  padding: 0 16px;
  border: 1px solid var(--border-strong);
  border-radius: 7px;
  background: transparent;
  color: var(--text-soft);
  cursor: pointer;
}

.copy-button:hover {
  border-color: var(--blue);
  color: #fff;
}

.contact-note {
  margin-top: 12px;
  color: var(--faint);
  font-size: 12px;
}

.qr {
  width: 100%;
  height: auto;
  padding: 7px;
  border-radius: 8px;
  background: #fff;
}

.service-flow {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  margin-top: 54px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.service-flow li {
  position: relative;
  padding: 22px 18px;
  border-right: 1px solid var(--border);
}

.service-flow li:last-child {
  border-right: 0;
}

.service-flow b {
  display: block;
  margin-bottom: 4px;
  color: var(--blue);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
}

.service-flow span {
  color: var(--text-soft);
  font-size: 13px;
}

footer {
  padding: 54px 0 36px;
  border-top: 1px solid var(--border);
  background: var(--bg-deep);
}

.footer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 28px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  color: var(--muted);
  font-size: 13px;
}

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

.footer-copy,
.footer-entity {
  max-width: 1050px;
  color: var(--faint);
  font-size: 12px;
  line-height: 1.8;
}

.footer-entity {
  margin-top: 10px;
}

.footer-icp {
  display: inline-block;
  margin-top: 4px;
  color: inherit;
  text-decoration: none;
  transition: color 160ms ease;
}

.footer-icp:hover {
  color: var(--text);
}

/* Product page */
.product-hero {
  min-height: 810px;
}

.product-hero .hero-grid {
  grid-template-columns: minmax(450px, 0.95fr) minmax(510px, 1.05fr);
}

.status-line {
  display: flex;
  flex-wrap: wrap;
  gap: 9px 20px;
  margin-top: 26px;
  color: var(--faint);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
}

.status-line span::before {
  display: inline-block;
  width: 5px;
  height: 5px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--green);
  vertical-align: 1px;
  content: "";
}

.screen-tabs {
  display: flex;
  gap: 6px;
  padding: 8px;
  border-top: 1px solid var(--border);
}

.screen-tab {
  flex: 1;
  min-height: 38px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}

.screen-tab.is-active {
  border-color: rgba(91, 132, 255, 0.3);
  background: rgba(91, 132, 255, 0.1);
  color: #dfe7ff;
}

.product-logic {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.product-logic li {
  padding: 25px;
  border-right: 1px solid var(--border);
}

.product-logic li:last-child {
  border-right: 0;
}

.product-logic b {
  display: block;
  color: var(--blue);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
}

.product-logic strong {
  display: block;
  margin: 10px 0 5px;
  font-size: 15px;
  font-weight: 620;
}

.product-logic span {
  color: var(--muted);
  font-size: 12px;
}

.product-row {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: 72px;
  align-items: center;
  padding: 64px 0;
  border-bottom: 1px solid var(--border);
}

.product-row:first-of-type {
  padding-top: 0;
}

.product-row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.product-row.reverse .product-shot {
  order: 2;
}

.product-shot {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

.product-shot img {
  width: 100%;
  aspect-ratio: 16 / 9.2;
  object-fit: cover;
}

.product-copy .product-index {
  color: var(--blue);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
}

.product-copy h3 {
  margin: 16px 0 8px;
  font-size: clamp(28px, 3.2vw, 44px);
  font-weight: 660;
  letter-spacing: -0.045em;
}

.product-version {
  color: var(--muted);
  font-size: 14px;
}

.feature-lines {
  margin-top: 28px;
  border-top: 1px solid var(--border);
}

.feature-lines li {
  position: relative;
  padding: 12px 0 12px 18px;
  border-bottom: 1px solid rgba(36, 43, 53, 0.65);
  color: var(--text-soft);
  font-size: 14px;
}

.feature-lines li::before {
  position: absolute;
  top: 21px;
  left: 0;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--blue);
  content: "";
}

.product-note {
  margin-top: 18px;
  color: var(--faint);
  font-size: 12px;
}

.experience-console {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

.experience-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-bottom: 1px solid var(--border);
}

.experience-step {
  min-height: 68px;
  padding: 0 18px;
  border: 0;
  border-right: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  text-align: left;
  cursor: pointer;
}

.experience-step:last-child {
  border-right: 0;
}

.experience-step b {
  margin-right: 10px;
  color: var(--faint);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
}

.experience-step.is-active {
  box-shadow: inset 0 -2px var(--blue);
  color: var(--text);
}

.experience-step.is-active b {
  color: var(--blue);
}

.experience-workspace {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  min-height: 560px;
}

.experience-chart-column {
  min-width: 0;
  border-right: 1px solid var(--border);
}

.experience-toolbar {
  display: flex;
  min-height: 52px;
  align-items: center;
  justify-content: space-between;
  padding: 7px 10px;
  border-bottom: 1px solid var(--border);
}

.experience-timeframes,
.experience-zoom {
  display: flex;
  gap: 4px;
}

.experience-toolbar button {
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  font-size: 12px;
  cursor: pointer;
}

.experience-toolbar button:hover,
.experience-toolbar button.is-active {
  border-color: var(--border);
  background: var(--surface-2);
  color: var(--text);
}

.experience-viewport {
  position: relative;
  height: 506px;
  overflow: hidden;
  background: #07090c;
  cursor: zoom-in;
  touch-action: none;
}

.experience-viewport.is-zoomed {
  cursor: grab;
}

.experience-viewport.is-dragging {
  cursor: grabbing;
}

.experience-stage {
  position: absolute;
  inset: 0;
  transform-origin: center;
  transition: opacity 140ms ease, transform 140ms ease;
}

.experience-stage.is-switching {
  opacity: 0.2;
}

.experience-stage img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.experience-focus {
  position: absolute;
  top: var(--focus-top, 0);
  left: var(--focus-left, 0);
  width: var(--focus-width, 100%);
  height: var(--focus-height, 100%);
  border: 1px solid rgba(91, 132, 255, 0.68);
  border-radius: 4px;
  box-shadow: 0 0 0 999px rgba(5, 7, 10, 0.27), 0 0 28px rgba(91, 132, 255, 0.18);
  pointer-events: none;
  transition: inset 180ms ease, width 180ms ease, height 180ms ease;
}

.experience-drag-hint {
  position: absolute;
  right: 12px;
  bottom: 10px;
  padding: 5px 8px;
  border: 1px solid var(--border);
  border-radius: 5px;
  background: rgba(8, 10, 13, 0.82);
  color: var(--faint);
  font-size: 10px;
}

.experience-explanation {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 42px;
}

.experience-state {
  color: var(--blue);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
  letter-spacing: 0.12em;
}

.experience-explanation h3 {
  margin: 18px 0 14px;
  font-size: 30px;
  font-weight: 640;
  letter-spacing: -0.04em;
  line-height: 1.25;
}

.experience-explanation > p:not(.experience-state) {
  color: var(--muted);
}

.experience-rule {
  margin-top: 30px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
}

.experience-rule + .experience-rule {
  margin-top: 14px;
  padding-top: 14px;
}

.experience-rule span {
  display: block;
  color: var(--faint);
  font-size: 11px;
}

.experience-rule strong {
  display: block;
  margin-top: 4px;
  color: var(--text-soft);
  font-size: 14px;
  font-weight: 600;
}

.experience-disclaimer {
  margin-top: 14px;
  color: var(--faint);
  font-size: 11px;
}

.system-flow {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 28px;
  align-items: center;
}

.flow-panel {
  min-height: 330px;
  padding: 36px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.flow-panel > span {
  color: var(--blue);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
}

.flow-panel h3 {
  margin: 18px 0;
  font-size: 28px;
  font-weight: 640;
}

.flow-panel li {
  padding: 11px 0;
  border-top: 1px solid rgba(36, 43, 53, 0.72);
  color: var(--muted);
  font-size: 14px;
}

.flow-arrow {
  color: var(--blue);
  font-size: 28px;
}

.pricing-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 34px;
  margin-bottom: 48px;
}

.version-status {
  display: flex;
  gap: 16px;
  color: var(--muted);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
}

.version-status b {
  color: var(--green);
  font-weight: 600;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.price-card {
  position: relative;
  min-height: 440px;
  padding: 34px;
  background: var(--surface);
}

.price-card + .price-card {
  border-left: 1px solid var(--border);
}

.price-card.is-featured {
  background: #111722;
  box-shadow: inset 0 2px var(--blue);
}

.price-badge {
  position: absolute;
  top: 18px;
  right: 18px;
  padding: 5px 8px;
  border: 1px solid rgba(91, 132, 255, 0.34);
  border-radius: 5px;
  background: rgba(91, 132, 255, 0.08);
  color: #b8c8ff;
  font-size: 10px;
}

.price-overline {
  color: var(--faint);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 10px;
  letter-spacing: 0.12em;
}

.price-card h3 {
  margin-top: 30px;
  font-size: 25px;
  font-weight: 620;
}

.price-value {
  margin: 18px 0 6px;
  color: var(--text);
  font-size: 48px;
  font-weight: 700;
  letter-spacing: -0.05em;
}

.price-value small {
  margin-left: 6px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0;
}

.price-meta {
  color: var(--muted);
  font-size: 13px;
}

.price-features {
  margin-top: 30px;
  border-top: 1px solid var(--border);
}

.price-features li {
  position: relative;
  padding: 11px 0 11px 17px;
  border-bottom: 1px solid rgba(36, 43, 53, 0.68);
  color: var(--text-soft);
  font-size: 13px;
}

.price-features li::before {
  position: absolute;
  left: 0;
  color: var(--blue);
  content: "✓";
}

.price-saving {
  margin-top: 20px;
  color: var(--blue);
  font-size: 12px;
}

.pricing-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  margin-top: 28px;
}

.pricing-foot p {
  max-width: 790px;
  color: var(--faint);
  font-size: 12px;
}

.boundary-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.boundary-list li {
  padding: 28px;
  border-right: 1px solid var(--border);
  color: var(--text-soft);
  font-size: 14px;
}

.boundary-list li:last-child {
  border-right: 0;
}

.boundary-list li::before {
  margin-right: 9px;
  color: var(--red);
  content: "×";
}

.faq-list {
  max-width: 960px;
  border-top: 1px solid var(--border);
}

.faq-list details {
  border-bottom: 1px solid var(--border);
}

.faq-list summary {
  position: relative;
  padding: 23px 40px 23px 0;
  color: var(--text);
  font-weight: 590;
  cursor: pointer;
  list-style: none;
}

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

.faq-list summary::after {
  position: absolute;
  top: 21px;
  right: 8px;
  color: var(--muted);
  font-size: 20px;
  content: "+";
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-answer {
  max-width: 820px;
  padding: 0 0 24px;
  color: var(--muted);
}

/* EA page */
.ea-hero {
  min-height: 760px;
}

.ea-console {
  padding: 22px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.34);
}

.ea-console-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
  color: var(--faint);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 10px;
}

.ea-console-head span:first-child::before {
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 10px rgba(53, 201, 147, 0.35);
  content: "";
}

.ea-code {
  min-height: 340px;
  padding: 22px 0;
  color: var(--muted);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 12px;
  line-height: 2;
}

.ea-code li {
  display: grid;
  grid-template-columns: 30px 1fr auto;
  border-bottom: 1px solid rgba(36, 43, 53, 0.34);
}

.ea-code b {
  color: var(--faint);
  font-weight: 500;
}

.ea-code span {
  color: var(--text-soft);
}

.ea-code em {
  color: var(--green);
  font-style: normal;
}

.ea-code .waiting em {
  color: var(--blue);
}

.ea-console-foot {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--border);
}

.ea-console-foot span {
  padding-top: 14px;
  color: var(--muted);
  font-size: 11px;
}

.ea-console-foot b {
  display: block;
  color: var(--text-soft);
  font-size: 12px;
  font-weight: 600;
}

.platform-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 28px;
}

.platform-list span {
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--muted);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 10px;
}

.tier-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.tier {
  padding: 38px;
}

.tier + .tier {
  border-left: 1px solid var(--border);
}

.tier-code {
  color: var(--faint);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 10px;
  letter-spacing: 0.12em;
}

.tier-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin: 28px 0 20px;
}

.tier-head h3 {
  font-size: 27px;
  font-weight: 630;
}

.tier-price {
  color: var(--blue);
  font-size: 30px;
  font-weight: 680;
}

.tier-price small {
  color: var(--muted);
  font-size: 12px;
  font-weight: 500;
}

.tier-summary {
  min-height: 104px;
  color: var(--muted);
  font-size: 14px;
}

.tier-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-top: 24px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.tier-specs span {
  padding: 13px 0;
  color: var(--text-soft);
  font-size: 12px;
}

.tier-specs span + span {
  padding-left: 14px;
  border-left: 1px solid var(--border);
}

.tier-specs b {
  display: block;
  color: var(--faint);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 9px;
}

.deliverables {
  margin-top: 20px;
}

.deliverables li {
  padding: 6px 0;
  color: var(--text-soft);
  font-size: 13px;
}

.deliverables li::before {
  margin-right: 8px;
  color: var(--blue);
  content: "✓";
}

.tier-note {
  margin-top: 18px;
  color: var(--faint);
  font-size: 11px;
}

.workflow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.workflow-step {
  padding: 34px 28px;
}

.workflow-step + .workflow-step {
  border-left: 1px solid var(--border);
}

.workflow-step b {
  color: var(--blue);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 10px;
}

.workflow-step h3 {
  margin: 20px 0 10px;
  font-size: 20px;
  font-weight: 620;
}

.workflow-step p {
  color: var(--muted);
  font-size: 13px;
}

.addon-list {
  margin-top: 54px;
  border-top: 1px solid var(--border);
}

.addon {
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 24px;
  padding: 15px 0;
  border-bottom: 1px solid var(--border);
}

.addon b {
  color: var(--faint);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 10px;
  letter-spacing: 0.1em;
}

.addon span {
  color: var(--text-soft);
  font-size: 13px;
}

.legal-note {
  margin-top: 24px;
  color: var(--faint);
  font-size: 12px;
}

.legal-note strong {
  color: var(--muted);
}

.interface-disclosure {
  margin-top: 12px;
  color: var(--faint);
  font-size: 11px;
  line-height: 1.7;
}

.interface-disclosure-wide {
  max-width: 920px;
  margin-top: 28px;
  padding-left: 14px;
  border-left: 2px solid var(--border-strong);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
  color: var(--blue);
  font-size: 14px;
  font-weight: 600;
}

.text-link:hover {
  color: var(--blue-hover);
}

.fit-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.fit-panel {
  padding: 38px 42px;
}

.fit-panel + .fit-panel {
  border-left: 1px solid var(--border);
}

.fit-panel > span {
  display: block;
  margin-bottom: 22px;
  color: var(--blue);
  font-size: 18px;
  font-weight: 650;
}

.fit-panel.is-muted > span {
  color: var(--muted);
}

.fit-panel li {
  position: relative;
  padding: 10px 0 10px 22px;
  color: var(--text-soft);
  border-top: 1px solid rgba(36, 43, 53, 0.58);
}

.fit-panel li::before {
  position: absolute;
  top: 19px;
  left: 0;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--blue);
  content: "";
}

.fit-panel.is-muted li::before {
  background: var(--faint);
}

.service-boundary-note {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 28px;
  margin-top: 24px;
  padding: 22px 24px;
  border: 1px solid rgba(91, 132, 255, 0.25);
  border-radius: var(--radius-sm);
  background: rgba(91, 132, 255, 0.055);
}

.service-boundary-note strong {
  color: #dce5ff;
  font-size: 14px;
}

.service-boundary-note p {
  color: var(--muted);
  font-size: 14px;
}

.legal-main {
  min-height: 70vh;
}

.legal-hero {
  padding: calc(var(--nav-height) + 92px) 0 80px;
  border-bottom: 1px solid var(--border);
  background:
    radial-gradient(circle at 82% 35%, rgba(42, 100, 255, 0.1), transparent 34%),
    var(--bg);
}

.legal-hero h1 {
  margin: 18px 0 16px;
  font-size: clamp(46px, 6vw, 78px);
  font-weight: 700;
  letter-spacing: -0.055em;
  line-height: 1.08;
}

.legal-hero > .container > p:not(.eyebrow) {
  max-width: 760px;
  color: var(--muted);
  font-size: 17px;
}

.legal-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin-top: 30px;
  color: var(--faint);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
}

.legal-document {
  max-width: 940px;
}

.legal-summary {
  margin-bottom: 56px;
  padding: 26px 30px;
  border: 1px solid rgba(91, 132, 255, 0.26);
  border-radius: var(--radius);
  background: rgba(91, 132, 255, 0.05);
}

.legal-summary strong {
  display: block;
  margin-bottom: 8px;
  color: #dce5ff;
}

.legal-summary p,
.legal-document section > p,
.legal-document li {
  color: var(--muted);
}

.legal-document section {
  padding: 42px 0;
  border-top: 1px solid var(--border);
}

.legal-document section h2 {
  margin-bottom: 20px;
  font-size: 26px;
  font-weight: 650;
  letter-spacing: -0.025em;
}

.legal-document section > p + p {
  margin-top: 14px;
}

.legal-document ul {
  display: grid;
  gap: 12px;
  margin: 18px 0;
}

.legal-document li {
  position: relative;
  padding-left: 22px;
}

.legal-document li::before {
  position: absolute;
  top: 11px;
  left: 0;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--blue);
  content: "";
}

.policy-table {
  margin: 24px 0;
  border-top: 1px solid var(--border);
  border-left: 1px solid var(--border);
}

.policy-row {
  display: grid;
  grid-template-columns: 1fr 1.65fr 0.65fr;
}

.policy-row span {
  padding: 15px 16px;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  color: var(--muted);
  font-size: 13px;
}

.policy-head span {
  background: var(--surface);
  color: var(--text-soft);
  font-weight: 650;
}

.business-info-layout {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 72px;
  align-items: start;
}

.business-record h2,
.verification-card h2 {
  margin: 14px 0 18px;
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 660;
  letter-spacing: -0.045em;
}

.verification-card {
  padding: 36px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

.verification-card > span {
  color: var(--blue);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
}

.verification-card p {
  color: var(--muted);
}

.verification-card .verification-note {
  margin: 20px 0 26px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  color: var(--faint);
  font-size: 12px;
}

.document-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.document-links a {
  display: grid;
  min-height: 180px;
  align-content: space-between;
  padding: 30px;
}

.document-links a + a {
  border-left: 1px solid var(--border);
}

.document-links span {
  color: var(--faint);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
}

.document-links strong {
  font-size: 22px;
  font-weight: 620;
}

.document-links em {
  color: var(--blue);
  font-size: 13px;
  font-style: normal;
}

.document-links a:hover {
  background: rgba(255, 255, 255, 0.018);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 520ms ease, transform 520ms ease;
}

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

@media (max-width: 1080px) {
  .nav-links {
    gap: 22px;
    margin-right: 22px;
  }

  .hero-grid,
  .product-hero .hero-grid {
    grid-template-columns: minmax(300px, 0.9fr) minmax(420px, 1.1fr);
    gap: 42px;
  }

  .hero-copy h1 {
    font-size: clamp(44px, 5.5vw, 62px);
  }

  .method-layout {
    gap: 60px;
  }

  .product-row {
    gap: 46px;
  }

  .experience-workspace {
    grid-template-columns: 1.2fr 0.8fr;
  }

  .experience-explanation {
    padding: 30px;
  }

  .price-card,
  .tier {
    padding: 28px 24px;
  }
}

@media (max-width: 860px) {
  :root {
    --nav-height: 68px;
  }

  .container {
    width: min(calc(100% - 34px), var(--container));
  }

  .mobile-menu-button {
    display: block;
  }

  .nav-cta {
    display: none;
  }

  .nav-links {
    position: fixed;
    top: var(--nav-height);
    right: 0;
    left: 0;
    display: none;
    margin: 0;
    padding: 12px 17px 20px;
    border-bottom: 1px solid var(--border);
    background: rgba(8, 10, 13, 0.98);
  }

  .site-nav.is-open .nav-links {
    display: grid;
    gap: 0;
  }

  .nav-links a {
    padding: 13px 0;
    border-bottom: 1px solid rgba(36, 43, 53, 0.62);
  }

  .nav-links a[aria-current="page"]::after {
    display: none;
  }

  .hero {
    min-height: auto;
    padding: calc(var(--nav-height) + 58px) 0 64px;
  }

  .hero::before {
    width: 560px;
    height: 560px;
    top: 61%;
    right: -260px;
  }

  .hero-grid,
  .product-hero .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero-terminal {
    width: min(100%, 680px);
  }

  .hero-features {
    max-width: none;
  }

  .section {
    padding: 82px 0;
  }

  .section-head {
    grid-template-columns: 1fr;
    gap: 22px;
    margin-bottom: 42px;
  }

  .route-grid,
  .method-layout,
  .product-preview-layout,
  .trust-layout {
    grid-template-columns: 1fr;
  }

  .route + .route {
    border-top: 1px solid var(--border);
    border-left: 0;
  }

  .method-statement {
    position: static;
  }

  .screen-stack {
    min-height: 460px;
  }

  .plain-band-grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px 0;
  }

  .plain-band-item:first-of-type {
    border-left: 0;
  }

  .service-flow {
    grid-template-columns: repeat(3, 1fr);
  }

  .service-flow li:nth-child(3) {
    border-right: 0;
  }

  .service-flow li:nth-child(n + 4) {
    border-top: 1px solid var(--border);
  }

  .product-logic,
  .boundary-list {
    grid-template-columns: 1fr 1fr;
  }

  .product-logic li:nth-child(2),
  .boundary-list li:nth-child(2) {
    border-right: 0;
  }

  .product-logic li:nth-child(n + 3),
  .boundary-list li:nth-child(n + 3) {
    border-top: 1px solid var(--border);
  }

  .product-row {
    grid-template-columns: 1fr;
  }

  .product-row.reverse .product-shot {
    order: 0;
  }

  .experience-workspace {
    grid-template-columns: 1fr;
  }

  .experience-chart-column {
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .experience-explanation {
    min-height: 360px;
  }

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

  .flow-arrow {
    transform: rotate(90deg);
    justify-self: center;
  }

  .pricing-grid,
  .tier-grid {
    grid-template-columns: 1fr;
  }

  .price-card + .price-card,
  .tier + .tier {
    border-top: 1px solid var(--border);
    border-left: 0;
  }

  .price-card {
    min-height: auto;
  }

  .tier-summary {
    min-height: auto;
  }

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

  .workflow-step:nth-child(3) {
    border-top: 1px solid var(--border);
    border-left: 0;
  }

  .workflow-step:nth-child(4) {
    border-top: 1px solid var(--border);
  }
}

@media (max-width: 560px) {
  .container {
    width: min(calc(100% - 28px), var(--container));
  }

  .brand-name small,
  .brand-name::after {
    display: none;
  }

  .hero-copy h1 {
    margin-top: 16px;
    font-size: clamp(40px, 12vw, 54px);
    line-height: 1.11;
  }

  .hero-copy > p:not(.eyebrow):not(.hero-note) {
    font-size: 15px;
    line-height: 1.85;
  }

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

  .button {
    width: 100%;
  }

  .hero-features {
    grid-template-columns: 1fr;
    margin-top: 38px;
  }

  .hero-features li {
    padding: 14px 0;
    border-bottom: 1px solid rgba(36, 43, 53, 0.64);
  }

  .terminal-meta {
    grid-template-columns: 1fr;
  }

  .terminal-meta span {
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .terminal-meta span:last-child {
    border-bottom: 0;
  }

  .section {
    padding: 68px 0;
  }

  .section-title {
    font-size: 36px;
  }

  .section-intro {
    font-size: 15px;
  }

  .route {
    min-height: 300px;
    padding: 28px 20px;
  }

  .method-item {
    grid-template-columns: 44px 1fr;
    gap: 16px;
  }

  .screen-stack {
    min-height: 330px;
  }

  .plain-band-grid {
    grid-template-columns: 1fr;
  }

  .plain-band-item {
    padding: 18px 0 0;
    border-top: 1px solid var(--border);
    border-left: 0;
  }

  .contact-panel {
    padding: 26px 20px;
  }

  .contact-body {
    grid-template-columns: 1fr;
  }

  .qr {
    width: 120px;
  }

  .entity-facts div {
    grid-template-columns: 1fr;
    gap: 5px;
  }

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

  .service-flow li:nth-child(2n) {
    border-right: 0;
  }

  .service-flow li:nth-child(n + 3) {
    border-top: 1px solid var(--border);
  }

  .footer-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .product-logic,
  .boundary-list {
    grid-template-columns: 1fr;
  }

  .product-logic li,
  .boundary-list li {
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .product-logic li:nth-child(n + 3),
  .boundary-list li:nth-child(n + 3) {
    border-top: 0;
  }

  .product-logic li:last-child,
  .boundary-list li:last-child {
    border-bottom: 0;
  }

  .product-row {
    gap: 28px;
    padding: 46px 0;
  }

  .experience-steps {
    grid-template-columns: 1fr 1fr;
  }

  .experience-step {
    border-bottom: 1px solid var(--border);
  }

  .experience-step:nth-child(2n) {
    border-right: 0;
  }

  .experience-viewport {
    height: 330px;
  }

  .experience-zoom {
    display: none;
  }

  .experience-explanation {
    min-height: auto;
    padding: 28px 20px;
  }

  .experience-explanation h3 {
    font-size: 26px;
  }

  .flow-panel {
    padding: 28px 20px;
  }

  .pricing-header,
  .pricing-foot {
    align-items: flex-start;
    flex-direction: column;
  }

  .price-card {
    padding: 30px 22px;
  }

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

  .workflow-step + .workflow-step,
  .workflow-step:nth-child(3) {
    border-top: 1px solid var(--border);
    border-left: 0;
  }

  .addon {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .ea-console {
    padding: 16px;
  }

  .ea-code {
    font-size: 10px;
  }

  .ea-code li {
    grid-template-columns: 24px 1fr;
  }

  .ea-code em {
    display: none;
  }

  .ea-console-foot {
    grid-template-columns: 1fr;
  }

  .tier {
    padding: 30px 20px;
  }
}

@media (max-width: 860px) {
  .fit-grid,
  .business-info-layout {
    grid-template-columns: 1fr;
  }

  .fit-panel + .fit-panel {
    border-top: 1px solid var(--border);
    border-left: 0;
  }

  .service-boundary-note {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .policy-row {
    grid-template-columns: 1fr;
    border-right: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }

  .policy-row span {
    border-right: 0;
  }

  .policy-row span:last-child {
    border-bottom: 0;
  }

  .policy-head {
    display: none;
  }

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

  .document-links a + a {
    border-top: 1px solid var(--border);
    border-left: 0;
  }
}

@media (max-width: 560px) {
  .fit-panel,
  .verification-card,
  .legal-summary {
    padding: 26px 20px;
  }

  .legal-hero {
    padding: calc(var(--nav-height) + 58px) 0 58px;
  }

  .legal-hero h1 {
    font-size: 44px;
  }

  .legal-document section {
    padding: 34px 0;
  }

  .document-links a {
    min-height: 160px;
    padding: 24px 20px;
  }
}

.section-tight {
  padding: 88px 0;
}

.compact-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 0.72fr);
  gap: 64px;
  align-items: end;
  margin-bottom: 38px;
}

.compact-heading h2 {
  margin-top: 12px;
  font-size: clamp(32px, 3.4vw, 46px);
  font-weight: 670;
  letter-spacing: -0.04em;
  line-height: 1.16;
  text-wrap: balance;
}

.compact-heading > p {
  max-width: 620px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}

.inline-decision {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 28px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.inline-decision li {
  padding: 16px 12px 16px 0;
  color: var(--text-soft);
  font-size: 13px;
}

.inline-decision li + li {
  padding-left: 16px;
  border-left: 1px solid var(--border);
}

.inline-decision b {
  display: block;
  color: var(--blue);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 10px;
}

.inline-decision span {
  display: block;
  margin-top: 4px;
}

.route-grid-compact .route {
  min-height: 260px;
  padding: 38px 42px;
}

.route-grid-compact .route p {
  max-width: 520px;
}

.product-logic-3 {
  grid-template-columns: repeat(3, 1fr);
}

.scope-list {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.scope-list article {
  display: grid;
  grid-template-columns: 150px 240px 1fr 72px;
  gap: 24px;
  align-items: center;
  min-height: 104px;
  padding: 20px 8px;
}

.scope-list article + article {
  border-top: 1px solid var(--border);
}

.scope-list article > span {
  color: var(--blue);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
}

.scope-list h3 {
  font-size: 20px;
  font-weight: 620;
}

.scope-list p {
  color: var(--muted);
  font-size: 14px;
}

.scope-list article > b {
  justify-self: end;
  padding: 5px 8px;
  border: 1px solid var(--border-strong);
  border-radius: 5px;
  color: var(--text-soft);
  font-size: 10px;
  font-weight: 600;
}

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

.proof-card {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

.proof-media {
  position: relative;
  display: grid;
  min-height: 220px;
  align-content: center;
  padding: 28px;
  border-bottom: 1px solid var(--border);
  background: #080b10;
  color: var(--text-soft);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
}

.proof-media-image {
  padding: 0;
}

.proof-media-image img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  opacity: 0.62;
}

.proof-media-image > span {
  position: absolute;
  right: 14px;
  bottom: 14px;
  padding: 6px 8px;
  border: 1px solid rgba(91, 132, 255, 0.34);
  border-radius: 5px;
  background: rgba(8, 10, 13, 0.9);
  color: #c6d2ff;
}

.proof-media-flow {
  gap: 10px;
}

.proof-media-flow span,
.proof-report span,
.proof-code span {
  display: block;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.018);
}

.proof-media-flow span::before {
  margin-right: 8px;
  color: var(--blue);
  content: "→";
}

.proof-media-version {
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.proof-media-version span {
  padding: 16px;
  border: 1px solid var(--border);
}

.proof-media-version span:last-child {
  grid-column: 1 / -1;
}

.proof-media-version b {
  display: block;
  margin-top: 5px;
  color: var(--green);
}

.proof-document {
  gap: 9px;
}

.proof-document > span {
  margin-bottom: 10px;
  color: var(--text);
  font-size: 15px;
}

.proof-document i {
  display: block;
  height: 1px;
  background: var(--border);
}

.proof-document i:nth-of-type(2) {
  width: 82%;
}

.proof-document i:nth-of-type(3) {
  width: 64%;
}

.proof-document b {
  margin-top: 12px;
  color: var(--blue);
  font-size: 10px;
}

.proof-report,
.proof-code {
  gap: 8px;
}

.proof-report b {
  display: inline-block;
  min-width: 76px;
  color: var(--faint);
}

.proof-code span {
  color: var(--green);
}

.proof-code span::before {
  margin-right: 8px;
  color: var(--faint);
  content: "✓";
}

.proof-code em {
  margin-top: 10px;
  color: var(--blue);
  font-style: normal;
}

.proof-copy {
  padding: 24px;
}

.proof-copy > b {
  display: block;
  margin-bottom: 9px;
  font-size: 18px;
  font-weight: 620;
}

.proof-copy p {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.75;
}

.conversion-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 70px;
  align-items: center;
  padding: 44px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

.conversion-copy h2 {
  margin: 12px 0 16px;
  font-size: clamp(32px, 3.3vw, 46px);
  font-weight: 670;
  letter-spacing: -0.04em;
  line-height: 1.16;
}

.conversion-copy > p {
  max-width: 720px;
  color: var(--muted);
}

.conversion-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 26px;
  margin-top: 26px;
  color: var(--text-soft);
  font-size: 13px;
}

.conversion-steps b {
  margin-right: 7px;
  color: var(--blue);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 10px;
}

.trust-line {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  color: var(--faint);
  font-size: 12px;
}

.trust-line a {
  color: var(--blue);
}

.conversion-contact {
  display: flex;
  gap: 22px;
  align-items: center;
  min-width: 330px;
}

.conversion-contact .qr {
  width: 126px;
}

.conversion-contact .wechat-id {
  margin: 0 0 10px;
}

.project-terms {
  margin-top: 34px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.project-terms summary {
  position: relative;
  padding: 20px 42px 20px 0;
  color: var(--text-soft);
  font-size: 14px;
  cursor: pointer;
  list-style: none;
}

.project-terms summary::-webkit-details-marker {
  display: none;
}

.project-terms summary::after {
  position: absolute;
  top: 18px;
  right: 8px;
  color: var(--blue);
  content: "+";
}

.project-terms[open] summary::after {
  content: "−";
}

.project-terms .addon-list {
  margin-top: 0;
}

.boundary-list-compact {
  margin-top: 30px;
}

@media (max-width: 860px) {
  .compact-heading,
  .conversion-panel {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .product-logic-3,
  .proof-grid {
    grid-template-columns: 1fr;
  }

  .product-logic-3 li {
    border-top: 1px solid var(--border);
    border-right: 0;
  }

  .product-logic-3 li:first-child {
    border-top: 0;
  }

  .scope-list article {
    grid-template-columns: 120px 1fr auto;
  }

  .scope-list p {
    grid-column: 2 / 3;
  }

  .scope-list article > b {
    grid-column: 3;
    grid-row: 1 / span 2;
  }

  .conversion-contact {
    min-width: 0;
  }
}

@media (max-width: 560px) {
  .section-tight {
    padding: 66px 0;
  }

  .compact-heading h2,
  .conversion-copy h2 {
    font-size: 34px;
  }

  .inline-decision {
    grid-template-columns: 1fr;
  }

  .inline-decision li + li {
    padding-left: 0;
    border-top: 1px solid var(--border);
    border-left: 0;
  }

  .route-grid-compact .route {
    min-height: 240px;
    padding: 28px 20px;
  }

  .scope-list article {
    grid-template-columns: 1fr auto;
    gap: 7px 14px;
    padding: 20px 0;
  }

  .scope-list h3,
  .scope-list p {
    grid-column: 1 / -1;
  }

  .scope-list article > b {
    grid-column: 2;
    grid-row: 1;
  }

  .proof-media {
    min-height: 190px;
  }

  .proof-media-image img {
    height: 190px;
  }

  .conversion-panel {
    padding: 28px 20px;
  }

  .conversion-contact {
    align-items: flex-start;
  }

  .conversion-contact .qr {
    width: 108px;
  }

  .boundary-list-compact {
    grid-template-columns: 1fr 1fr;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

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