:root {
  --ink: #070b14;
  --ink-2: #0d1424;
  --ink-3: #141f36;
  --line: #2b375c;
  --line-soft: rgba(166, 182, 219, 0.16);
  --paper: #f5f8ff;
  --muted: #aeb9d1;
  --muted-2: #7f8ba8;
  --lime: #9ddf45;
  --lime-dark: #75b926;
  --cyan: #62e7d0;
  --danger: #ff8f8f;
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 30px;
  --shadow: 0 28px 80px rgba(1, 6, 23, 0.34);
  --container: 1180px;
  --header-h: 76px;
}

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

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

body {
  margin: 0;
  min-width: 320px;
  color: var(--paper);
  background:
    radial-gradient(circle at 90% 8%, rgba(98, 231, 208, 0.08), transparent 24rem),
    radial-gradient(circle at 12% 32%, rgba(157, 223, 69, 0.06), transparent 27rem),
    var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -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.nav-open {
  overflow: hidden;
}

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

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

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

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

:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 4px;
}

::selection {
  color: var(--ink);
  background: var(--lime);
}

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

h1,
h2,
h3,
h4 {
  color: var(--paper);
  line-height: 1.12;
  letter-spacing: -0.035em;
}

h1 {
  margin-bottom: 24px;
  font-size: clamp(2.9rem, 6vw, 5.7rem);
  font-weight: 760;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 4vw, 3.55rem);
  font-weight: 720;
}

h3 {
  margin-bottom: 12px;
  font-size: 1.35rem;
  font-weight: 680;
}

p:last-child {
  margin-bottom: 0;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 10px;
  left: 12px;
  padding: 10px 16px;
  color: var(--ink);
  background: var(--lime);
  border-radius: 10px;
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

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

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

.narrow {
  width: min(820px, calc(100% - 48px));
  margin-inline: auto;
}

.section {
  position: relative;
  padding: 112px 0;
}

.section--compact {
  padding: 78px 0;
}

.section--surface {
  background: rgba(17, 26, 56, 0.66);
  border-block: 1px solid var(--line-soft);
}

.section--light {
  color: var(--paper);
  background:
    linear-gradient(135deg, rgba(98, 231, 208, 0.045), transparent 42%),
    #0d1424;
  border-block: 1px solid var(--line-soft);
}

.section--light h2,
.section--light h3,
.section--light h4 {
  color: var(--paper);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: var(--lime);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 7px;
  height: 7px;
  background: var(--lime);
  border-radius: 50%;
  box-shadow: 0 0 0 6px rgba(157, 223, 69, 0.12);
  content: "";
}

.section-intro {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.55fr);
  align-items: end;
  gap: 64px;
  margin-bottom: 50px;
}

.section-intro h2 {
  margin-bottom: 0;
  text-wrap: balance;
}

.section-intro p,
.lead,
.page-lead {
  color: var(--muted);
  font-size: 1.08rem;
}

.section--light .section-intro p,
.section--light .lead {
  color: var(--muted);
}

.accent {
  color: var(--lime);
}

.muted {
  color: var(--muted);
}

.mono {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  height: var(--header-h);
  background: rgba(7, 11, 20, 0.86);
  border-bottom: 1px solid rgba(174, 185, 209, 0.12);
  backdrop-filter: blur(18px);
}

.site-header__inner {
  display: flex;
  align-items: center;
  height: 100%;
}

.brand {
  position: relative;
  z-index: 103;
  flex: 0 0 auto;
}

.brand img {
  width: 178px;
  height: 40px;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.primary-nav__links {
  display: flex;
  align-items: center;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.primary-nav__links a,
.lang-switch {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 8px 12px;
  color: var(--muted);
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 580;
  white-space: nowrap;
  transition: color 160ms ease, background 160ms ease;
}

.primary-nav__links a:hover,
.primary-nav__links a[aria-current="page"],
.lang-switch:hover {
  color: var(--paper);
  background: rgba(255, 255, 255, 0.06);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: 14px;
}

.nav-toggle {
  position: relative;
  z-index: 103;
  display: none;
  width: 46px;
  height: 46px;
  padding: 0;
  color: var(--paper);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  border-radius: 12px;
  cursor: pointer;
}

.nav-toggle span,
.nav-toggle::before,
.nav-toggle::after {
  position: absolute;
  left: 12px;
  width: 20px;
  height: 2px;
  background: currentColor;
  border-radius: 99px;
  content: "";
  transition: transform 180ms ease, opacity 180ms ease;
}

.nav-toggle::before {
  top: 14px;
}

.nav-toggle span {
  top: 21px;
}

.nav-toggle::after {
  top: 28px;
}

.nav-open .nav-toggle::before {
  top: 21px;
  transform: rotate(45deg);
}

.nav-open .nav-toggle span {
  opacity: 0;
}

.nav-open .nav-toggle::after {
  top: 21px;
  transform: rotate(-45deg);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 10px 20px;
  border: 1px solid transparent;
  border-radius: 12px;
  font-weight: 700;
  line-height: 1.2;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease, color 160ms ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn--small {
  min-height: 42px;
  padding: 8px 15px;
  font-size: 0.9rem;
}

.btn--primary {
  color: #111726;
  background: var(--lime);
  box-shadow: 0 12px 34px rgba(157, 223, 69, 0.18);
}

.btn--primary:hover {
  background: #aaf054;
}

.btn--secondary {
  color: var(--paper);
  background: rgba(255, 255, 255, 0.035);
  border-color: var(--line);
}

.btn--secondary:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: #46557f;
}

.btn__arrow {
  font-family: monospace;
  font-size: 1.1em;
}

.home-hero {
  position: relative;
  isolation: isolate;
  min-height: calc(100svh - var(--header-h));
  padding: 74px 0 80px;
  overflow: hidden;
  background:
    radial-gradient(circle at 76% 44%, rgba(82, 224, 214, 0.075), transparent 31%),
    radial-gradient(circle at 54% 18%, rgba(157, 223, 69, 0.045), transparent 27%),
    #070b14;
}

.home-hero::before,
.page-hero::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(127, 139, 168, 0.075) 1px, transparent 1px),
    linear-gradient(90deg, rgba(127, 139, 168, 0.075) 1px, transparent 1px);
  background-size: 42px 42px;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 92%);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 92%);
  content: "";
}

.home-hero::before {
  z-index: 0;
}

.home-hero::after {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background:
    radial-gradient(circle at 76% 46%, rgba(7, 11, 20, 0.04) 0%, rgba(7, 11, 20, 0.12) 28%, rgba(7, 11, 20, 0.52) 72%, rgba(7, 11, 20, 0.78) 100%),
    linear-gradient(90deg, rgba(7, 11, 20, 0.9) 0%, rgba(7, 11, 20, 0.72) 35%, rgba(7, 11, 20, 0.18) 67%, rgba(7, 11, 20, 0.46) 100%),
    linear-gradient(180deg, rgba(7, 11, 20, 0.2) 0%, transparent 28%, transparent 73%, rgba(7, 11, 20, 0.88) 100%);
  content: "";
}

.hero-network {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  opacity: 0.88;
  pointer-events: none;
  filter: saturate(1.08);
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, #000 82%, transparent 100%);
  mask-image: linear-gradient(to bottom, #000 0%, #000 82%, transparent 100%);
}

.hero-grid {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(460px, 0.78fr);
  align-items: center;
  gap: clamp(40px, 7vw, 96px);
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.hero-copy h1 {
  max-width: 760px;
  font-size: clamp(2.9rem, 4.8vw, 4.35rem);
}

body[data-lang="zh"] .home-hero h1 {
  font-size: clamp(2.5rem, 4.4vw, 4rem);
}

body[data-lang="en"] .home-hero h1 {
  font-size: clamp(2.2rem, 4.2vw, 4rem);
}

.hero-line {
  display: block;
  white-space: nowrap;
}

.hero-copy .lead {
  max-width: 660px;
  margin-bottom: 32px;
  font-size: 1.16rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 32px;
}

.principle-line {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 0;
  padding: 0;
  color: var(--muted-2);
  font-size: 0.88rem;
  list-style: none;
}

.principle-line li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.principle-line li::before {
  width: 5px;
  height: 5px;
  background: var(--cyan);
  border-radius: 50%;
  content: "";
}

.automation-stage {
  position: relative;
  min-height: 570px;
  padding: 22px;
  background: linear-gradient(150deg, rgba(24, 35, 69, 0.98), rgba(13, 21, 48, 0.95));
  border: 1px solid #334068;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.automation-stage::after {
  position: absolute;
  top: -90px;
  right: -90px;
  width: 270px;
  height: 270px;
  background: radial-gradient(circle, rgba(157, 223, 69, 0.13), transparent 66%);
  content: "";
  pointer-events: none;
}

.stage-top,
.console-top,
.mini-top,
.code-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
  color: var(--muted-2);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.69rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.stage-top {
  color: var(--muted);
}

.status-dot {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.status-dot::before {
  width: 7px;
  height: 7px;
  background: var(--lime);
  border-radius: 50%;
  box-shadow: 0 0 14px var(--lime);
  content: "";
}

.workflow-rail {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 22px;
}

.workflow-rail::before {
  position: absolute;
  top: 30px;
  right: 10%;
  left: 10%;
  height: 1px;
  background: repeating-linear-gradient(90deg, #50618e 0 7px, transparent 7px 14px);
  content: "";
}

.flow-node {
  position: relative;
  z-index: 2;
  min-width: 0;
  padding: 12px 8px;
  text-align: center;
  background: #151f41;
  border: 1px solid #35436f;
  border-radius: 14px;
}

.flow-node__icon {
  display: grid;
  width: 36px;
  height: 36px;
  margin: 0 auto 9px;
  color: var(--ink);
  background: var(--lime);
  border-radius: 10px;
  place-items: center;
  font-family: monospace;
  font-weight: 800;
}

.flow-node:nth-child(2) .flow-node__icon,
.flow-node:nth-child(4) .flow-node__icon {
  background: var(--cyan);
}

.flow-node strong,
.flow-node small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.flow-node strong {
  font-size: 0.75rem;
  letter-spacing: 0.02em;
}

.flow-node small {
  color: var(--muted-2);
  font-size: 0.63rem;
}

.bot-console {
  position: relative;
  padding: 18px;
  background: rgba(8, 14, 34, 0.72);
  border: 1px solid var(--line-soft);
  border-radius: 20px;
}

.console-top {
  margin-bottom: 14px;
}

.console-person {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--paper);
  font-family: inherit;
  font-size: 0.77rem;
  letter-spacing: 0;
  text-transform: none;
}

.console-avatar {
  display: grid;
  width: 31px;
  height: 31px;
  color: var(--ink);
  background: linear-gradient(135deg, var(--lime), var(--cyan));
  border-radius: 10px;
  font-family: monospace;
  font-weight: 900;
  place-items: center;
}

.chat-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.chat-bubble {
  width: fit-content;
  max-width: 88%;
  padding: 11px 13px;
  color: #dfe7f7;
  background: #1b274b;
  border: 1px solid #2b3b66;
  border-radius: 6px 14px 14px;
  font-size: 0.78rem;
  line-height: 1.45;
}

.chat-bubble--user {
  align-self: flex-end;
  color: #111726;
  background: #d9f9a9;
  border-color: transparent;
  border-radius: 14px 6px 14px 14px;
}

.chat-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 12px;
}

.chat-action {
  padding: 9px 10px;
  color: #b9f268;
  background: rgba(157, 223, 69, 0.07);
  border: 1px solid rgba(157, 223, 69, 0.22);
  border-radius: 10px;
  font-size: 0.7rem;
  text-align: center;
}

.handoff-chip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 14px;
  padding: 10px 12px;
  color: var(--muted);
  background: rgba(98, 231, 208, 0.06);
  border: 1px solid rgba(98, 231, 208, 0.18);
  border-radius: 12px;
  font-size: 0.71rem;
}

.handoff-chip strong {
  color: var(--cyan);
}

.signal-strip {
  border-block: 1px solid var(--line-soft);
  background: rgba(17, 26, 56, 0.44);
}

.signal-strip__inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.signal-item {
  padding: 25px 28px;
  border-right: 1px solid var(--line-soft);
}

.signal-item:last-child {
  border-right: 0;
}

.signal-item span {
  display: block;
  margin-bottom: 4px;
  color: var(--lime);
  font-family: monospace;
  font-size: 0.75rem;
}

.signal-item strong {
  font-size: 0.95rem;
}

.telemetry-panel {
  position: relative;
  padding: 28px;
  background:
    linear-gradient(135deg, rgba(157, 223, 69, 0.055), transparent 34%),
    #0d1424;
  border: 1px solid #2b375c;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.telemetry-panel::after {
  position: absolute;
  top: -80px;
  right: -40px;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(98, 231, 208, 0.1), transparent 66%);
  content: "";
  pointer-events: none;
}

.telemetry-head {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 26px;
}

.telemetry-head .eyebrow {
  margin-bottom: 10px;
}

.telemetry-head h2 {
  margin: 0;
  font-size: clamp(1.65rem, 3vw, 2.45rem);
  text-wrap: balance;
}

.telemetry-badge {
  flex: 0 0 auto;
  padding: 7px 10px;
  color: var(--cyan);
  background: rgba(98, 231, 208, 0.06);
  border: 1px solid rgba(98, 231, 208, 0.2);
  border-radius: 9px;
  font-family: monospace;
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.metric-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}

.metric-card {
  min-width: 0;
  padding: 17px;
  background: rgba(7, 11, 20, 0.72);
  border: 1px solid var(--line-soft);
  border-radius: 14px;
}

.metric-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
  color: var(--muted-2);
  font-family: monospace;
  font-size: 0.65rem;
  text-transform: uppercase;
}

.metric-card__top i {
  width: 6px;
  height: 6px;
  background: var(--lime);
  border-radius: 50%;
  box-shadow: 0 0 10px rgba(157, 223, 69, 0.7);
}

.metric-value {
  display: block;
  margin-bottom: 3px;
  color: var(--paper);
  font-size: clamp(1.65rem, 3vw, 2.3rem);
  font-weight: 760;
  line-height: 1;
  letter-spacing: -0.04em;
}

.metric-label {
  min-height: 42px;
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.35;
}

.metric-meter {
  height: 5px;
  margin-top: 14px;
  background: #202a41;
  border-radius: 99px;
  overflow: hidden;
}

.metric-meter span {
  display: block;
  width: var(--meter);
  height: 100%;
  background: linear-gradient(90deg, var(--lime), var(--cyan));
  border-radius: inherit;
}

.telemetry-foot {
  position: relative;
  z-index: 1;
  margin: 17px 0 0;
  color: var(--muted-2);
  font-size: 0.72rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

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

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

.tech-card {
  position: relative;
  min-height: 270px;
  padding: 27px;
  background: linear-gradient(145deg, rgba(24, 35, 69, 0.9), rgba(17, 26, 56, 0.78));
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 180ms ease, border-color 180ms ease;
}

.tech-card:hover {
  border-color: rgba(157, 223, 69, 0.34);
  transform: translateY(-4px);
}

.tech-card::after {
  position: absolute;
  right: -36px;
  bottom: -56px;
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, rgba(157, 223, 69, 0.09), transparent 68%);
  content: "";
}

.tech-card__index,
.step-card__index {
  display: inline-grid;
  width: 38px;
  height: 38px;
  margin-bottom: 48px;
  color: var(--lime);
  background: rgba(157, 223, 69, 0.08);
  border: 1px solid rgba(157, 223, 69, 0.2);
  border-radius: 11px;
  font-family: monospace;
  font-size: 0.78rem;
  font-weight: 800;
  place-items: center;
}

.tech-card p,
.step-card p,
.solution-card p,
.resource-card p {
  color: var(--muted);
  font-size: 0.94rem;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.tag-list li,
.tag {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 4px 9px;
  color: #b9c5dd;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid var(--line-soft);
  border-radius: 8px;
  font-size: 0.69rem;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(430px, 0.76fr);
  align-items: center;
  gap: clamp(48px, 9vw, 120px);
}

.split__copy,
.split__visual,
.code-window {
  min-width: 0;
}

.split--reverse .split__copy {
  order: 2;
}

.split--reverse .split__visual {
  order: 1;
}

.feature-list,
.check-list,
.plain-list {
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.feature-list li,
.check-list li {
  position: relative;
  margin-bottom: 14px;
  padding-left: 31px;
  color: var(--muted);
}

.feature-list li::before,
.check-list li::before {
  position: absolute;
  top: 0.42em;
  left: 0;
  display: grid;
  width: 19px;
  height: 19px;
  color: var(--ink);
  background: var(--lime);
  border-radius: 6px;
  content: "✓";
  font-size: 0.7rem;
  font-weight: 900;
  place-items: center;
}

.mini-app {
  position: relative;
  width: min(390px, 100%);
  margin-inline: auto;
  padding: 14px;
  background: #080e22;
  border: 1px solid #34416a;
  border-radius: 30px;
  box-shadow: var(--shadow);
}

.mini-app__screen {
  min-height: 500px;
  padding: 18px;
  background: linear-gradient(#131d3d, #0e1732);
  border-radius: 21px;
}

.mini-top {
  margin-bottom: 25px;
}

.mini-heading {
  margin-bottom: 18px;
  font-size: 1.2rem;
}

.mini-panel {
  margin-bottom: 12px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line-soft);
  border-radius: 15px;
}

.mini-panel__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  margin-top: 11px;
  color: var(--muted);
  font-size: 0.78rem;
}

.progress-line {
  height: 7px;
  margin-top: 13px;
  background: #222f54;
  border-radius: 99px;
  overflow: hidden;
}

.progress-line span {
  display: block;
  width: 68%;
  height: 100%;
  background: linear-gradient(90deg, var(--lime), var(--cyan));
  border-radius: inherit;
}

.mini-actions {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 9px;
}

.mini-action {
  min-height: 68px;
  padding: 12px;
  color: #dfe7f7;
  background: #182446;
  border: 1px solid #2c3b64;
  border-radius: 13px;
  font-size: 0.76rem;
}

.architecture {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.architecture::before {
  position: absolute;
  top: 39px;
  right: 7%;
  left: 7%;
  height: 1px;
  background: linear-gradient(90deg, var(--lime), #43547e 42%, var(--cyan));
  content: "";
}

.step-card {
  position: relative;
  z-index: 2;
  min-height: 235px;
  padding: 23px;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.step-card__index {
  margin-bottom: 42px;
  background: var(--ink-2);
}

.integration-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.integration-item {
  min-height: 108px;
  padding: 19px;
  background: rgba(255, 255, 255, 0.026);
  border: 1px solid var(--line-soft);
  border-radius: 16px;
}

.integration-item strong,
.integration-item span {
  display: block;
}

.integration-item strong {
  margin-bottom: 5px;
}

.integration-item span {
  color: var(--muted-2);
  font-size: 0.78rem;
}

.boundary-note {
  margin-top: 24px;
  padding: 18px 20px;
  color: var(--muted);
  background: rgba(98, 231, 208, 0.05);
  border: 1px solid rgba(98, 231, 208, 0.18);
  border-radius: 14px;
  font-size: 0.88rem;
}

.boundary-note strong {
  color: var(--cyan);
}

.cta-panel {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 50px;
  padding: clamp(34px, 6vw, 66px);
  background:
    radial-gradient(circle at 86% 24%, rgba(157, 223, 69, 0.18), transparent 17rem),
    linear-gradient(135deg, #182448, #111a38);
  border: 1px solid #35436f;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.cta-panel h2 {
  max-width: 700px;
  margin-bottom: 12px;
}

.cta-panel p {
  max-width: 660px;
  color: var(--muted);
}

.cta-panel__actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-hero {
  position: relative;
  isolation: isolate;
  padding: 104px 0 88px;
  overflow: hidden;
}

.page-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(360px, 0.55fr);
  align-items: end;
  gap: 72px;
}

.page-hero h1 {
  max-width: 820px;
  margin-bottom: 22px;
  font-size: clamp(2.7rem, 5vw, 4.8rem);
}

.page-lead {
  max-width: 700px;
  margin-bottom: 28px;
}

.hero-aside {
  padding: 27px;
  background: rgba(17, 26, 56, 0.78);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.hero-aside__label {
  display: block;
  margin-bottom: 20px;
  color: var(--lime);
  font-family: monospace;
  font-size: 0.75rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.hero-aside ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.hero-aside li {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  padding: 11px 0;
  color: var(--muted);
  border-bottom: 1px solid var(--line-soft);
  font-size: 0.88rem;
}

.hero-aside li:last-child {
  border-bottom: 0;
}

.hero-aside li::before {
  color: var(--lime);
  content: "↳";
  font-family: monospace;
}

.anchor-bar {
  position: sticky;
  z-index: 60;
  top: var(--header-h);
  background: rgba(7, 11, 20, 0.92);
  border-block: 1px solid var(--line-soft);
  backdrop-filter: blur(16px);
}

.anchor-bar__inner {
  display: flex;
  gap: 8px;
  padding-block: 12px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.anchor-bar a {
  flex: 0 0 auto;
  padding: 7px 12px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line-soft);
  border-radius: 9px;
  font-size: 0.78rem;
}

.anchor-bar a:hover {
  color: var(--paper);
  border-color: var(--line);
}

.product-block {
  display: grid;
  grid-template-columns: minmax(0, 0.68fr) minmax(420px, 0.72fr);
  align-items: center;
  gap: 90px;
}

.product-block + .product-block {
  margin-top: 112px;
}

.product-block:nth-child(even) .product-block__copy {
  order: 2;
}

.product-block:nth-child(even) .product-block__visual {
  order: 1;
}

.module-diagram {
  padding: 26px;
  background: linear-gradient(145deg, #151f41, #0f1732);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.module-diagram__head {
  display: flex;
  justify-content: space-between;
  margin-bottom: 21px;
  color: var(--muted-2);
  font-family: monospace;
  font-size: 0.72rem;
}

.module-stack {
  display: grid;
  gap: 10px;
}

.module-row {
  display: grid;
  grid-template-columns: 36px 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 13px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid var(--line-soft);
  border-radius: 13px;
}

.module-row__icon {
  display: grid;
  width: 36px;
  height: 36px;
  color: var(--ink);
  background: var(--lime);
  border-radius: 10px;
  font-family: monospace;
  font-weight: 900;
  place-items: center;
}

.module-row:nth-child(even) .module-row__icon {
  background: var(--cyan);
}

.module-row small {
  color: var(--muted-2);
}

.module-row__state {
  color: var(--lime);
  font-family: monospace;
  font-size: 0.68rem;
}

.solution-card,
.resource-card,
.price-card,
.value-card {
  padding: 30px;
  background: rgba(17, 26, 56, 0.72);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
}

.solution-card {
  min-height: 310px;
}

.solution-card__label,
.resource-card__label {
  display: inline-block;
  margin-bottom: 46px;
  color: var(--lime);
  font-family: monospace;
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.solution-card a,
.resource-card a,
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  color: var(--lime);
  font-size: 0.88rem;
  font-weight: 700;
}

.solution-card a:hover,
.resource-card a:hover,
.text-link:hover {
  color: #bcf477;
}

.scenario-flow {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  align-items: stretch;
  gap: 10px;
}

.scenario-flow__item {
  position: relative;
  min-height: 145px;
  padding: 20px;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: 16px;
}

.scenario-flow__item:not(:last-child)::after {
  position: absolute;
  z-index: 2;
  top: 50%;
  right: -17px;
  display: grid;
  width: 24px;
  height: 24px;
  color: var(--lime);
  background: var(--ink);
  border: 1px solid var(--line);
  border-radius: 50%;
  content: ">";
  font-family: monospace;
  font-size: 0.7rem;
  place-items: center;
  transform: translateY(-50%);
}

.scenario-flow__item span {
  display: block;
  margin-bottom: 25px;
  color: var(--lime);
  font-family: monospace;
  font-size: 0.7rem;
}

.scenario-flow__item p {
  color: var(--muted);
  font-size: 0.8rem;
}

.code-window {
  background: #060b1b;
  border: 1px solid #303d66;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.code-top {
  margin: 0;
  padding: 14px 18px;
  background: #111a38;
  border-bottom: 1px solid var(--line-soft);
}

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

.code-dots i {
  width: 8px;
  height: 8px;
  background: #4a587e;
  border-radius: 50%;
}

.code-dots i:first-child {
  background: var(--lime);
}

.code-window pre {
  margin: 0;
  padding: 26px;
  color: #d8e2f4;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.78rem;
  line-height: 1.8;
  overflow-x: auto;
}

.code-comment {
  color: #7f8ba8;
}

.code-key {
  color: var(--cyan);
}

.code-string {
  color: #c4f08d;
}

.notice {
  padding: 20px;
  color: var(--muted);
  background: rgba(255, 190, 92, 0.055);
  border: 1px solid rgba(255, 190, 92, 0.22);
  border-radius: 14px;
  font-size: 0.88rem;
}

.notice strong {
  color: #ffd18a;
}

.resource-card {
  min-height: 260px;
}

.resource-card__label {
  margin-bottom: 38px;
}

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

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

.faq-list summary {
  position: relative;
  padding: 25px 52px 25px 0;
  font-size: 1.05rem;
  font-weight: 650;
  cursor: pointer;
  list-style: none;
}

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

.faq-list summary::after {
  position: absolute;
  top: 50%;
  right: 10px;
  color: var(--lime);
  content: "+";
  font-family: monospace;
  font-size: 1.5rem;
  transform: translateY(-50%);
}

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

.faq-list details p {
  max-width: 790px;
  padding: 0 52px 25px 0;
  color: var(--muted);
}

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

.price-card {
  display: flex;
  min-height: 430px;
  flex-direction: column;
}

.price-card--featured {
  background: linear-gradient(155deg, rgba(157, 223, 69, 0.09), rgba(17, 26, 56, 0.92));
  border-color: rgba(157, 223, 69, 0.38);
}

.price-card__phase {
  color: var(--lime);
  font-family: monospace;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.price-card__price {
  margin: 25px 0;
  font-size: 1.3rem;
  font-weight: 740;
}

.price-card .check-list {
  margin-top: 4px;
}

.price-card .btn {
  margin-top: auto;
}

.contact-channels {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.44fr);
  align-items: center;
  gap: clamp(36px, 7vw, 92px);
  padding: clamp(30px, 5vw, 58px);
  background:
    radial-gradient(circle at 85% 24%, rgba(89, 225, 216, 0.12), transparent 34%),
    linear-gradient(145deg, rgba(19, 29, 60, 0.96), rgba(10, 16, 37, 0.98));
  border: 1px solid rgba(157, 223, 69, 0.2);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.contact-channels__copy,
.qr-contact-card {
  min-width: 0;
}

.contact-channels h2 {
  max-width: 720px;
  text-wrap: balance;
}

.contact-actions {
  display: flex;
  align-items: stretch;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.contact-actions .btn {
  min-height: 52px;
  text-align: center;
  white-space: normal;
  overflow-wrap: anywhere;
}

.contact-note {
  max-width: 700px;
  margin: 18px 0 0;
  color: var(--muted-2);
  font-size: 0.84rem;
}

.qr-contact-card {
  display: grid;
  justify-self: end;
  justify-items: center;
  width: min(300px, 100%);
  padding: 20px;
  color: var(--paper);
  background: rgba(4, 8, 18, 0.72);
  border: 1px solid var(--line);
  border-radius: 22px;
  text-align: center;
  transition: border-color 180ms ease, transform 180ms ease;
}

.qr-contact-card:hover {
  border-color: rgba(157, 223, 69, 0.52);
  transform: translateY(-3px);
}

.qr-contact-card__label {
  margin-bottom: 14px;
  color: var(--lime);
  font-family: monospace;
  font-size: 0.7rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.qr-contact-card img {
  display: block;
  width: min(240px, 100%);
  height: auto;
  padding: 10px;
  background: #fff;
  border-radius: 12px;
}

.qr-contact-card strong {
  margin-top: 15px;
  font-size: 1rem;
}

.qr-contact-card > span:last-child {
  margin-top: 3px;
  color: var(--muted-2);
  font-size: 0.78rem;
}

.contact-planner {
  display: grid;
  grid-template-columns: minmax(0, 0.62fr) minmax(380px, 0.7fr);
  gap: 70px;
}

.planner-form {
  padding: 30px;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.form-field {
  margin-bottom: 16px;
}

.form-field label {
  display: block;
  margin-bottom: 7px;
  color: var(--muted);
  font-size: 0.79rem;
  font-weight: 650;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  color: var(--paper);
  background: #0d1530;
  border: 1px solid #35436f;
  border-radius: 11px;
}

.form-field input,
.form-field select {
  height: 48px;
  padding: 0 13px;
}

.form-field textarea {
  min-height: 118px;
  padding: 12px 13px;
  resize: vertical;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: #7f8ba8;
}

.form-help {
  margin-top: 13px;
  color: var(--muted-2);
  font-size: 0.75rem;
}

.form-status {
  min-height: 25px;
  margin-top: 14px;
  color: var(--cyan);
  font-size: 0.82rem;
}

.summary-box {
  display: none;
  margin-top: 18px;
  padding: 18px;
  background: #0d1530;
  border: 1px solid rgba(98, 231, 208, 0.26);
  border-radius: 13px;
}

.summary-box.is-visible {
  display: block;
}

.summary-box pre {
  margin: 0;
  color: #c9d4e8;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

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

.value-card {
  min-height: 250px;
}

.value-card__mark {
  display: inline-flex;
  margin-bottom: 52px;
  color: var(--lime);
  font-family: monospace;
  font-weight: 800;
}

.manifesto {
  display: grid;
  grid-template-columns: minmax(0, 0.45fr) minmax(0, 1fr);
  gap: 80px;
}

.manifesto blockquote {
  margin: 0;
  color: var(--paper);
  font-size: clamp(1.7rem, 3.6vw, 3.1rem);
  font-weight: 680;
  line-height: 1.24;
  letter-spacing: -0.035em;
}

.site-footer {
  padding: 72px 0 34px;
  background: #050810;
  border-top: 1px solid var(--line-soft);
}

.footer-top {
  display: grid;
  grid-template-columns: minmax(230px, 1.35fr) repeat(4, minmax(130px, 0.75fr));
  align-items: start;
  gap: clamp(24px, 2.6vw, 42px);
  padding-bottom: 52px;
}

.footer-brand,
.footer-column {
  min-width: 0;
}

.footer-brand img {
  width: 184px;
  margin-bottom: 19px;
}

.footer-brand p,
.footer-column p {
  max-width: 390px;
  color: var(--muted-2);
  font-size: 0.86rem;
}

.footer-column h2 {
  margin-bottom: 18px;
  font-size: 0.83rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

@media (min-width: 1200px) {
  .footer-column h2 {
    min-height: 2.24em;
  }
}

.footer-links,
.network-links {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-links a,
.network-links a {
  color: var(--muted);
  font-size: 0.87rem;
  overflow-wrap: anywhere;
}

.footer-links a:hover,
.network-links a:hover {
  color: var(--lime);
}

.network-links a::after {
  margin-left: 5px;
  color: var(--muted-2);
  content: "↗";
  font-family: monospace;
  font-size: 0.75em;
}

.footer-social-note {
  padding: 12px 14px;
  color: var(--muted-2);
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid var(--line-soft);
  border-radius: 11px;
  font-size: 0.77rem;
}

.footer-bottom {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  align-items: start;
  gap: 40px;
  padding-top: 27px;
  color: #7f8ba8;
  border-top: 1px solid var(--line-soft);
  font-size: 0.75rem;
}

.footer-bottom p {
  margin: 0;
}

.footer-legal-links {
  display: flex;
  justify-self: end;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-legal-links a {
  color: #7f8ba8;
}

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

.not-found {
  display: grid;
  min-height: calc(100svh - var(--header-h));
  padding: 70px 0;
  place-items: center;
  text-align: center;
}

.not-found__code {
  margin-bottom: 6px;
  color: transparent;
  background: linear-gradient(90deg, var(--lime), var(--cyan));
  -webkit-background-clip: text;
  background-clip: text;
  font-family: monospace;
  font-size: clamp(5rem, 20vw, 11rem);
  font-weight: 900;
  letter-spacing: -0.08em;
  line-height: 0.9;
}

.not-found h1 {
  margin-bottom: 16px;
  font-size: clamp(2rem, 5vw, 3.6rem);
}

.not-found p {
  max-width: 590px;
  margin: 0 auto 30px;
  color: var(--muted);
}

@media (max-width: 1199px) {
  .footer-top {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 1100px) {
  .primary-nav__links a,
  .lang-switch {
    padding-inline: 9px;
    font-size: 0.84rem;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(420px, 0.75fr);
    gap: 42px;
  }

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

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

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

}

@media (max-width: 960px) {
  :root {
    --header-h: 70px;
  }

  .container,
  .narrow {
    width: min(100% - 36px, var(--container));
  }

  .section {
    padding: 88px 0;
  }

  .nav-toggle {
    display: block;
    margin-left: 10px;
  }

  .site-header {
    background: #070b14;
    backdrop-filter: none;
  }

  .primary-nav {
    position: absolute;
    z-index: 101;
    top: 100%;
    right: 0;
    left: 0;
    display: flex;
    align-items: stretch;
    width: 100%;
    height: calc(100svh - var(--header-h));
    padding: 24px 24px 34px;
    flex-direction: column;
    background: #070b14;
    opacity: 0;
    overflow-y: auto;
    visibility: hidden;
    transform: translateY(-12px);
    transition: opacity 180ms ease, visibility 180ms ease, transform 180ms ease;
  }

  .nav-open .primary-nav {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .primary-nav__links {
    align-items: stretch;
    width: 100%;
    flex-direction: column;
  }

  .primary-nav__links li {
    border-bottom: 1px solid var(--line-soft);
  }

  .primary-nav__links a {
    width: 100%;
    min-height: 58px;
    padding: 12px 4px;
    font-size: 1.08rem;
  }

  .primary-nav__links a[aria-current="page"] {
    color: var(--lime);
    background: transparent;
  }

  .header-actions {
    margin-left: auto;
  }

  .header-actions .lang-switch,
  .header-actions .btn {
    display: none;
  }

  .mobile-nav-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: auto;
    padding-top: 26px;
  }

  .hero-grid,
  .split,
  .page-hero__grid,
  .product-block,
  .contact-channels,
  .contact-planner,
  .manifesto {
    grid-template-columns: minmax(0, 1fr);
  }

  .qr-contact-card {
    justify-self: center;
  }

  .home-hero {
    min-height: auto;
    padding-top: 72px;
  }

  .hero-copy {
    max-width: 790px;
  }

  .automation-stage {
    min-height: 520px;
  }

  .split--reverse .split__copy,
  .split--reverse .split__visual,
  .product-block:nth-child(even) .product-block__copy,
  .product-block:nth-child(even) .product-block__visual {
    order: initial;
  }

  .split__visual,
  .product-block__visual {
    width: min(620px, 100%);
    margin-inline: auto;
  }

  .page-hero__grid {
    align-items: start;
    gap: 36px;
  }

  .hero-aside {
    max-width: 680px;
  }

  .product-block + .product-block {
    margin-top: 86px;
  }

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

  .architecture::before {
    display: none;
  }

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

  .scenario-flow__item::after {
    display: none !important;
  }

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

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (min-width: 961px) {
  .mobile-nav-actions {
    display: none;
  }
}

@media (max-width: 720px) {
  body {
    font-size: 15px;
  }

  h1 {
    font-size: clamp(2.55rem, 13vw, 4rem);
  }

  body[data-lang="zh"] .home-hero h1 {
    font-size: clamp(1.75rem, 9vw, 3.2rem);
  }

  body[data-lang="en"] .home-hero h1 {
    font-size: clamp(1.85rem, 8.5vw, 3.2rem);
  }

  .section {
    padding: 72px 0;
  }

  .section--compact {
    padding: 58px 0;
  }

  .section-intro {
    grid-template-columns: 1fr;
    gap: 17px;
    margin-bottom: 35px;
  }

  .brand img {
    width: 152px;
    height: auto;
  }

  .home-hero {
    padding: 58px 0 64px;
  }

  .home-hero::after {
    background:
      radial-gradient(circle at 70% 55%, rgba(7, 11, 20, 0.18), rgba(7, 11, 20, 0.72) 68%, rgba(7, 11, 20, 0.9) 100%),
      linear-gradient(180deg, rgba(7, 11, 20, 0.46) 0%, rgba(7, 11, 20, 0.2) 44%, rgba(7, 11, 20, 0.9) 100%);
  }

  .hero-network {
    opacity: 0.48;
    filter: none;
  }

  .hero-copy .lead {
    font-size: 1.04rem;
  }

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

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

  .automation-stage {
    min-height: auto;
    padding: 15px;
    border-radius: 22px;
  }

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

  .workflow-rail::before {
    display: none;
  }

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

  .signal-strip__inner,
  .card-grid,
  .card-grid--3,
  .card-grid--2,
  .architecture,
  .integration-grid,
  .pricing-grid,
  .value-grid,
  .scenario-flow {
    grid-template-columns: 1fr;
  }

  .telemetry-panel {
    padding: 20px;
  }

  .telemetry-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
  }

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

  .metric-card:last-child {
    grid-column: 1 / -1;
  }

  .signal-item {
    padding: 18px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line-soft);
  }

  .signal-item:last-child {
    border-bottom: 0;
  }

  .tech-card,
  .solution-card,
  .resource-card,
  .value-card {
    min-height: auto;
  }

  .tech-card__index,
  .solution-card__label,
  .resource-card__label,
  .value-card__mark {
    margin-bottom: 28px;
  }

  .page-hero {
    padding: 72px 0 62px;
  }

  .page-hero__grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-hero h1 {
    font-size: clamp(2.45rem, 12vw, 3.7rem);
  }

  .anchor-bar {
    top: var(--header-h);
  }

  .module-diagram,
  .planner-form {
    padding: 20px;
  }

  .module-row {
    grid-template-columns: 34px minmax(0, 1fr);
  }

  .module-row__state {
    grid-column: 2;
  }

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

  .price-card .btn {
    margin-top: 26px;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .cta-panel {
    grid-template-columns: 1fr;
    gap: 27px;
  }

  .cta-panel__actions {
    width: 100%;
  }

}

@media (max-width: 600px) {
  .site-footer {
    padding-top: 56px;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 0;
    padding-bottom: 36px;
  }

  .footer-brand {
    grid-column: auto;
    padding-bottom: 28px;
  }

  .footer-column {
    padding: 24px 0;
    border-top: 1px solid var(--line-soft);
  }

  .footer-column:last-child {
    padding-bottom: 0;
  }

  .footer-bottom {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .footer-legal-links {
    justify-self: start;
    justify-content: flex-start;
  }

  .contact-channels {
    padding: 26px 18px;
  }

  .contact-actions {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
  }

  .contact-actions .btn {
    width: 100%;
  }

  .qr-contact-card {
    width: min(280px, 100%);
    padding: 16px;
  }
}

@media (max-width: 420px) {
  .container,
  .narrow {
    width: calc(100% - 28px);
  }

  .brand img {
    width: 145px;
  }

  .nav-toggle {
    width: 43px;
    height: 43px;
  }

  .workflow-rail {
    gap: 8px;
  }

  .flow-node {
    padding-inline: 4px;
  }

  .handoff-chip {
    align-items: flex-start;
    flex-direction: column;
  }

  .mini-app__screen {
    min-height: 450px;
  }
}

@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;
  }

  .hero-network {
    opacity: 0.58;
  }
}

@supports not (backdrop-filter: blur(1px)) {
  .site-header,
  .anchor-bar {
    background: #070b14;
  }
}