:root {
  --ink: #16242a;
  --muted: #5b686c;
  --paper: #ffffff;
  --canvas: #f7f6f2;
  --line: #d9e0df;
  --brand: #087f7c;
  --brand-dark: #005e61;
  --signal: #e86c3a;
  --signal-pale: #ffe9df;
  --mint: #dcefeb;
  --red: #c74132;
  --shadow: 0 18px 50px rgba(22, 36, 42, 0.14);
  --radius: 8px;
  --content: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--canvas);
  font-family: "Microsoft YaHei UI", "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
}

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

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

.container {
  width: min(calc(100% - 40px), var(--content));
  margin: 0 auto;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
  color: var(--brand-dark);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
}

.eyebrow::before {
  width: 8px;
  height: 8px;
  content: "";
  background: var(--signal);
  border-radius: 50%;
}

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

h1,
h2,
h3 {
  letter-spacing: 0;
}

h1 {
  max-width: 720px;
  margin-bottom: 18px;
  font-size: 52px;
  line-height: 1.1;
}

h2 {
  margin-bottom: 12px;
  font-size: 34px;
  line-height: 1.22;
}

h3 {
  margin-bottom: 8px;
  font-size: 19px;
  line-height: 1.3;
}

.section-intro {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(260px, 0.55fr);
  gap: 48px;
  align-items: end;
  margin-bottom: 38px;
}

.section-intro > p {
  max-width: 470px;
  margin: 0 0 5px;
  color: var(--muted);
}

.page-hero {
  padding: 142px 0 72px;
  color: var(--paper);
  background: var(--ink);
}

.page-hero p {
  max-width: 650px;
  margin-bottom: 0;
  color: #d9e7e8;
  font-size: 19px;
}

.page-hero .eyebrow {
  color: #a9dfdc;
}

.site-header {
  position: absolute;
  z-index: 10;
  top: 0;
  left: 0;
  width: 100%;
  color: var(--paper);
}

.site-header.header-light {
  position: relative;
  color: var(--ink);
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.nav-shell {
  display: flex;
  min-height: 76px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 800;
  white-space: nowrap;
}

.brand-mark {
  display: grid;
  width: 29px;
  height: 29px;
  place-items: center;
  color: var(--paper);
  background: var(--brand);
  border-radius: 6px;
}

.brand-mark i {
  width: 17px;
  height: 17px;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 25px;
  margin-left: auto;
  font-size: 14px;
  font-weight: 600;
}

.primary-nav a {
  padding: 6px 0;
  border-bottom: 2px solid transparent;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.text-link {
  font-size: 14px;
  font-weight: 700;
}

.button {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 18px;
  color: var(--paper);
  background: var(--brand);
  border: 1px solid var(--brand);
  border-radius: 6px;
  font-size: 14px;
  font-weight: 800;
  transition: background 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.button:hover {
  background: var(--brand-dark);
  border-color: var(--brand-dark);
  transform: translateY(-1px);
}

.button.button-light {
  color: var(--ink);
  background: var(--paper);
  border-color: var(--paper);
}

.button.button-outline {
  color: var(--brand-dark);
  background: transparent;
  border-color: var(--brand);
}

.button.button-outline:hover {
  color: var(--paper);
  background: var(--brand);
}

.icon-button {
  display: inline-grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: inherit;
  background: transparent;
  border: 1px solid currentColor;
  border-radius: 6px;
}

.icon-button i {
  width: 19px;
  height: 19px;
}

.nav-toggle {
  display: none;
}

.hero {
  position: relative;
  min-height: 720px;
  padding: 136px 0 46px;
  overflow: hidden;
  color: var(--paper);
  background-color: #123c43;
  background-image: linear-gradient(rgba(10, 37, 43, 0.8), rgba(10, 37, 43, 0.8)),url("ef010cbdcc31.jpg");
  background-position: center;
  background-size: cover;
}

.hero::before {
  position: absolute;
  inset: 0;
  content: "";
}

.hero .container {
  position: relative;
  min-height: 538px;
}

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

.hero .eyebrow {
  color: #a9dfdc;
}

.hero h1 {
  margin-bottom: 18px;
}

.hero-copy > p:not(.eyebrow) {
  max-width: 600px;
  margin-bottom: 27px;
  color: #e5f0f0;
  font-size: 19px;
}

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

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 28px;
  color: #c2dedf;
  font-size: 13px;
  font-weight: 700;
}

.hero-trust span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.hero-trust i {
  width: 16px;
  height: 16px;
  color: #f6b17d;
}

.console-visual {
  position: absolute;
  right: 0;
  bottom: -8px;
  width: min(100%, 700px);
  overflow: hidden;
  color: #d9eaeb;
  background: #102b30;
  border: 1px solid rgba(213, 239, 238, 0.38);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.console-bar {
  display: flex;
  min-height: 46px;
  align-items: center;
  justify-content: space-between;
  padding: 0 17px;
  color: #a8c7c9;
  border-bottom: 1px solid rgba(213, 239, 238, 0.15);
  font-size: 12px;
  font-weight: 700;
}

.console-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--paper);
}

.console-brand i {
  width: 15px;
  height: 15px;
  color: #7ed9d4;
}

.console-layout {
  display: grid;
  grid-template-columns: 142px 1fr;
}

.console-side {
  min-height: 316px;
  padding: 16px 12px;
  background: #0b2025;
  border-right: 1px solid rgba(213, 239, 238, 0.12);
}

.console-side a {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
  padding: 8px 9px;
  color: #9bbbbe;
  border-radius: 5px;
  font-size: 12px;
  font-weight: 700;
}

.console-side a:first-child {
  color: #e8ffff;
  background: #11666a;
}

.console-side i {
  width: 14px;
  height: 14px;
}

.console-main {
  padding: 19px 20px;
}

.console-title-row {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.console-title-row strong {
  display: block;
  color: var(--paper);
  font-size: 16px;
}

.console-title-row small {
  color: #93b7bb;
  font-size: 11px;
}

.live-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 7px;
  color: #a8eee9;
  background: rgba(15, 132, 130, 0.36);
  border-radius: 99px;
  font-size: 10px;
  font-weight: 800;
}

.live-pill::before {
  width: 6px;
  height: 6px;
  content: "";
  background: #66ded7;
  border-radius: 50%;
}

.console-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid rgba(213, 239, 238, 0.16);
  border-radius: 5px;
}

.console-metric {
  min-width: 0;
  padding: 13px;
  border-right: 1px solid rgba(213, 239, 238, 0.16);
}

.console-metric:last-child {
  border-right: 0;
}

.console-metric span {
  display: block;
  color: #9bbcc0;
  font-size: 11px;
}

.console-metric strong {
  display: block;
  margin-top: 5px;
  color: var(--paper);
  font-size: 18px;
}

.trend-up {
  color: #87ded9;
  font-size: 10px;
  font-weight: 800;
}

.console-chart {
  display: grid;
  grid-template-columns: 1.35fr 0.8fr;
  gap: 14px;
  margin-top: 14px;
}

.chart-panel,
.feed-panel {
  min-height: 133px;
  padding: 13px;
  border: 1px solid rgba(213, 239, 238, 0.16);
  border-radius: 5px;
}

.chart-panel header,
.feed-panel header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  color: #a8c7c9;
  font-size: 11px;
  font-weight: 800;
}

.chart-lines {
  display: flex;
  height: 79px;
  align-items: flex-end;
  gap: 7px;
  padding: 0 3px;
  border-bottom: 1px solid rgba(213, 239, 238, 0.18);
}

.chart-lines span {
  display: block;
  flex: 1;
  align-self: flex-end;
  min-width: 8px;
  margin-top: auto;
  background: #2bb6b0;
  border-radius: 2px 2px 0 0;
}

.chart-lines span:nth-child(1) { height: 32%; }
.chart-lines span:nth-child(2) { height: 46%; }
.chart-lines span:nth-child(3) { height: 39%; }
.chart-lines span:nth-child(4) { height: 64%; }
.chart-lines span:nth-child(5) { height: 51%; }
.chart-lines span:nth-child(6) { height: 84%; }
.chart-lines span:nth-child(7) { height: 74%; }
.chart-lines span:nth-child(8) { height: 91%; }

.feed-item {
  display: flex;
  gap: 7px;
  margin-bottom: 9px;
  color: #bad4d5;
  font-size: 10px;
}

.feed-item::before {
  width: 5px;
  height: 5px;
  flex: 0 0 5px;
  margin-top: 5px;
  content: "";
  background: #f09a68;
  border-radius: 50%;
}

.feed-item:last-child::before {
  background: #73d8d2;
}

.metrics-strip {
  color: var(--paper);
  background: var(--brand-dark);
}

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

.metrics-grid article {
  padding: 23px 28px;
  border-right: 1px solid rgba(255, 255, 255, 0.24);
}

.metrics-grid article:last-child {
  border-right: 0;
}

.metrics-grid strong {
  display: block;
  margin-bottom: 2px;
  font-size: 25px;
}

.metrics-grid span {
  color: #ceeadb;
  font-size: 13px;
  font-weight: 700;
}

.section {
  padding: 98px 0;
}

.section-paper {
  background: var(--paper);
}

.section-tint {
  background: #e8f0ee;
}

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

.feature-item {
  min-height: 226px;
  padding: 28px;
  background: var(--paper);
}

.feature-icon {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  margin-bottom: 46px;
  color: var(--brand-dark);
  background: var(--mint);
  border-radius: 6px;
}

.feature-icon.signal {
  color: #9d4804;
  background: var(--signal-pale);
}

.feature-icon i {
  width: 21px;
  height: 21px;
}

.feature-item p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 14px;
}

.workflow {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.9fr);
  gap: 82px;
  align-items: center;
}

.workflow-copy p {
  max-width: 550px;
  color: var(--muted);
}

.workflow-list {
  display: grid;
  gap: 0;
  margin-top: 26px;
  border-top: 1px solid var(--line);
}

.workflow-list article {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 16px;
  padding: 19px 0;
  border-bottom: 1px solid var(--line);
}

.workflow-list strong {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  color: var(--brand-dark);
  background: var(--mint);
  border-radius: 50%;
  font-size: 13px;
}

.workflow-list p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.architecture {
  position: relative;
  min-height: 512px;
  overflow: hidden;
  background: #123e45;
  border-radius: var(--radius);
}

.architecture img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.28;
}

.architecture-overlay {
  position: relative;
  display: grid;
  min-height: 512px;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: center;
  padding: 48px;
  color: var(--paper);
}

.architecture-copy h2 {
  max-width: 390px;
}

.architecture-copy p {
  max-width: 410px;
  color: #cce1e0;
}

.architecture-map {
  display: grid;
  gap: 12px;
}

.architecture-node {
  display: flex;
  min-height: 58px;
  align-items: center;
  gap: 14px;
  padding: 12px 15px;
  background: rgba(7, 29, 34, 0.72);
  border: 1px solid rgba(213, 239, 238, 0.35);
  border-radius: 6px;
}

.architecture-node i {
  width: 20px;
  height: 20px;
  color: #94e4df;
}

.architecture-node span {
  display: block;
  color: #c1d9da;
  font-size: 12px;
}

.architecture-node strong {
  display: block;
  font-size: 14px;
}

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

.solution-item {
  min-height: 240px;
  padding: 27px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.solution-item i {
  width: 24px;
  height: 24px;
  margin-bottom: 52px;
  color: var(--signal);
}

.solution-item p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 14px;
}

.cta-band {
  padding: 58px 0;
  color: var(--paper);
  background: #d86437;
}

.cta-band .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.cta-band h2 {
  margin: 0 0 5px;
  font-size: 30px;
}

.cta-band p {
  margin: 0;
  color: #fff4e9;
}

.cta-band .button {
  color: #99441f;
  background: var(--paper);
  border-color: var(--paper);
  white-space: nowrap;
}

.site-footer {
  padding: 52px 0 26px;
  color: #c5d3d4;
  background: #14252a;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.7fr repeat(3, 1fr);
  gap: 30px;
  padding-bottom: 42px;
  border-bottom: 1px solid rgba(214, 235, 236, 0.16);
}

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

.footer-note {
  max-width: 300px;
  margin: 14px 0 0;
  color: #9eafb1;
  font-size: 14px;
}

.footer-column h3 {
  margin-bottom: 14px;
  color: var(--paper);
  font-size: 14px;
}

.footer-column a {
  display: block;
  margin: 8px 0;
  color: #aabbbc;
  font-size: 13px;
}

.friend-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  align-items: center;
  padding: 18px 0;
  color: #9eafb1;
  border-bottom: 1px solid rgba(214, 235, 236, 0.16);
  font-size: 12px;
}

.friend-links strong {
  color: var(--paper);
  font-size: 13px;
}

.friend-links a:hover {
  color: #a8eee9;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding-top: 22px;
  color: #8da0a2;
  font-size: 12px;
}

.subnav {
  display: flex;
  gap: 7px;
  margin: 23px 0 0;
}

.subnav a {
  padding: 7px 10px;
  color: #bfdbdc;
  border: 1px solid rgba(213, 239, 238, 0.3);
  border-radius: 5px;
  font-size: 12px;
  font-weight: 700;
}

.subnav a:hover {
  color: var(--paper);
  background: rgba(255, 255, 255, 0.1);
}

.prose-layout {
  display: grid;
  grid-template-columns: minmax(230px, 0.42fr) minmax(0, 1fr);
  gap: 92px;
  align-items: start;
}

.prose-aside {
  position: sticky;
  top: 28px;
  padding: 4px 0 4px 25px;
  border-left: 3px solid var(--signal);
}

.prose-aside > span {
  display: block;
  margin-bottom: 17px;
  color: var(--brand-dark);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.prose-aside strong {
  display: block;
  margin-bottom: 16px;
  font-size: 26px;
  line-height: 1.28;
}

.prose-aside p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.prose-aside .text-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 22px;
  color: var(--brand-dark);
}

.prose-aside .text-link i {
  width: 16px;
  height: 16px;
}

.prose-content {
  min-width: 0;
}

.prose-block {
  padding-bottom: 36px;
  margin-bottom: 37px;
  border-bottom: 1px solid var(--line);
}

.prose-block:last-child {
  padding-bottom: 0;
  margin-bottom: 0;
  border-bottom: 0;
}

.prose-block h2 {
  margin-bottom: 15px;
  font-size: 29px;
}

.prose-block p {
  max-width: 770px;
  margin-bottom: 15px;
  color: var(--muted);
}

.prose-block p:last-child {
  margin-bottom: 0;
}

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

.about-points article {
  min-height: 214px;
  padding: 26px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.about-points i {
  width: 23px;
  height: 23px;
  margin-bottom: 43px;
  color: var(--brand);
}

.about-points p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.policy-content .prose-block {
  padding-bottom: 30px;
  margin-bottom: 31px;
}

.policy-list {
  display: grid;
  gap: 9px;
  padding-left: 21px;
  margin: 17px 0 0;
  color: var(--muted);
}

.policy-list li {
  padding-left: 5px;
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(240px, 0.48fr) minmax(0, 1fr);
  gap: 78px;
  align-items: start;
}

.contact-intro {
  padding-top: 3px;
}

.contact-intro > span {
  display: block;
  margin-bottom: 17px;
  color: var(--brand-dark);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.contact-intro h2 {
  font-size: 30px;
}

.contact-intro p {
  max-width: 360px;
  margin: 0;
  color: var(--muted);
}

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

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

.contact-detail {
  position: relative;
  display: flex;
  min-width: 0;
  gap: 13px;
  align-items: center;
  padding: 22px;
  background: #f0f7f5;
}

.contact-detail:not(:last-child)::after {
  position: absolute;
  top: 16px;
  right: 0;
  bottom: 16px;
  width: 1px;
  content: "";
  background: var(--line);
}

.contact-detail > i {
  width: 21px;
  height: 21px;
  flex: 0 0 21px;
  color: var(--brand);
}

.contact-detail span {
  display: block;
  margin-bottom: 4px;
  color: var(--muted);
  font-size: 12px;
}

.contact-detail strong {
  display: block;
  color: var(--ink);
  font-family: Arial, "Segoe UI", sans-serif;
  font-size: 16px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  line-height: 1.4;
  letter-spacing: 0;
  overflow-wrap: anywhere;
  text-rendering: geometricPrecision;
}

.contact-qr-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  margin-top: 18px;
}

.contact-qr {
  display: grid;
  grid-template-columns: 142px minmax(0, 1fr);
  gap: 22px;
  align-items: center;
  padding: 22px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.contact-qr-image {
  display: grid;
  width: 142px;
  height: 142px;
  aspect-ratio: 1;
  place-items: center;
  align-content: center;
  gap: 10px;
  overflow: hidden;
  color: var(--brand-dark);
  background: #f0f7f5;
  border: 1px dashed #aac4bf;
  border-radius: 6px;
  text-align: center;
}

.contact-qr-image i {
  width: 34px;
  height: 34px;
}

.contact-qr-image img {
  display: block;
  width: auto;
  height: auto;
  max-width: calc(100% - 12px);
  max-height: calc(100% - 12px);
  align-self: center;
  justify-self: center;
  margin: auto;
  object-fit: contain;
}

.contact-qr h3 {
  font-size: 17px;
}

.contact-qr p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.product-overview {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: 54px;
  align-items: center;
}

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

.product-list article {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 15px;
  padding: 17px 0;
  border-bottom: 1px solid var(--line);
}

.product-list i {
  width: 20px;
  height: 20px;
  color: var(--brand);
}

.product-list p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.product-screen {
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 14px 38px rgba(20, 37, 42, 0.08);
}

.screen-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 13px 16px;
  border-bottom: 1px solid var(--line);
  font-size: 12px;
  font-weight: 800;
}

.screen-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  padding: 0;
  color: #536b65;
  background: #f0f7f5;
  border: 0;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.screen-close:hover {
  background: #e2efeb;
}

.screen-close:active {
  transform: scale(0.94);
}

.screen-close:focus-visible {
  outline: 2px solid rgba(83, 107, 101, 0.3);
  outline-offset: 2px;
}

.screen-close svg {
  width: 15px;
  height: 15px;
  stroke-width: 2.5;
}

.screen-content {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 18px;
  padding: 20px;
}

.login-screen {
  grid-template-columns: 1fr;
  gap: 15px;
}

.login-panel {
  display: none;
}

.login-panel.is-active {
  display: block;
}

.login-tabs {
  display: flex;
  overflow-x: auto;
  border-bottom: 1px solid var(--line);
}

.login-tabs button {
  min-height: 34px;
  padding: 0 11px;
  color: var(--muted);
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  font-size: 12px;
  white-space: nowrap;
}

.login-tabs button.is-active,
.login-tabs button:hover {
  color: var(--brand-dark);
  border-bottom-color: var(--signal);
}

.login-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 112px;
  gap: 18px;
}

.login-fields {
  display: grid;
  gap: 11px;
  padding: 16px;
  background: #f0f7f5;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.login-field {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  align-items: center;
  gap: 9px;
  font-size: 12px;
  font-weight: 700;
}

.login-field input,
.login-field textarea {
  width: 100%;
  min-width: 0;
  height: 34px;
  padding: 0 9px;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid #b6d1cf;
  border-radius: 4px;
  outline: 0;
}

.login-field textarea {
  height: 54px;
  padding: 8px 9px;
  resize: vertical;
}

.login-field input:focus,
.login-field textarea:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(25, 104, 106, 0.1);
}

.login-hint {
  margin: 1px 0 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.5;
}

.login-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-top: 2px;
  color: var(--muted);
  font-size: 11px;
}

.login-meta a {
  color: var(--brand-dark);
  font-weight: 800;
}

.login-actions {
  display: flex;
  align-items: stretch;
  flex-direction: column;
  justify-content: space-between;
  gap: 12px;
}

.login-submit {
  flex: 1;
  width: 100%;
  min-height: 78px;
}

.login-save {
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--muted);
  font-size: 11px;
  white-space: nowrap;
}

.login-save input {
  width: 14px;
  height: 14px;
  margin: 0;
  accent-color: var(--brand);
}

.login-action-note {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.45;
}

.login-info {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 10px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 11px;
}

.login-info strong {
  flex: 0 0 auto;
  color: var(--ink);
}

.login-info span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.product-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 30px;
  overflow-x: auto;
  padding-bottom: 2px;
}

.product-tabs button {
  min-height: 40px;
  padding: 0 15px;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 5px;
  font-size: 13px;
  font-weight: 800;
  white-space: nowrap;
}

.product-tabs button.is-active,
.product-tabs button:hover {
  color: var(--paper);
  background: var(--brand);
  border-color: var(--brand);
}

.tab-panel {
  display: none;
}

.tab-panel.is-active {
  display: block;
}

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

.capability {
  min-height: 185px;
  padding: 23px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.capability i {
  width: 22px;
  height: 22px;
  margin-bottom: 34px;
  color: var(--brand);
}

.capability p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.integrations {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.integration {
  display: grid;
  min-height: 124px;
  place-items: center;
  gap: 9px;
  padding: 18px;
  background: var(--paper);
  border-right: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
  text-align: center;
}

.integration:last-child {
  border-right: 0;
}

.integration i {
  width: 25px;
  height: 25px;
  color: var(--brand);
}

.billing-switch {
  display: inline-flex;
  gap: 3px;
  margin: 0 0 34px;
  padding: 4px;
  background: #e2ebea;
  border-radius: 6px;
}

.billing-switch button {
  min-height: 34px;
  padding: 0 13px;
  color: var(--muted);
  background: transparent;
  border: 0;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 800;
}

.billing-switch button.is-active {
  color: var(--ink);
  background: var(--paper);
  box-shadow: 0 1px 4px rgba(22, 36, 42, 0.13);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  align-items: stretch;
}

.price-card {
  position: relative;
  display: flex;
  min-height: 520px;
  flex-direction: column;
  padding: 28px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.price-card.featured {
  border: 2px solid var(--brand);
  box-shadow: 0 16px 42px rgba(8, 127, 124, 0.14);
}

.price-badge {
  position: absolute;
  top: 17px;
  right: 17px;
  padding: 4px 8px;
  color: var(--brand-dark);
  background: var(--mint);
  border-radius: 99px;
  font-size: 11px;
  font-weight: 800;
}

.price-card p {
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 14px;
}

.price {
  margin: 23px 0;
  font-size: 38px;
  font-weight: 800;
  line-height: 1;
}

.price small {
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

.price-card ul {
  display: grid;
  gap: 12px;
  padding: 20px 0;
  margin: 0 0 20px;
  border-top: 1px solid var(--line);
  list-style: none;
}

.price-card li {
  display: flex;
  align-items: start;
  gap: 8px;
  color: #425154;
  font-size: 14px;
}

.price-card li i {
  width: 16px;
  height: 16px;
  flex: 0 0 16px;
  margin-top: 3px;
  color: var(--brand);
}

.price-card .button {
  width: 100%;
  margin-top: auto;
}

.comparison {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.comparison th,
.comparison td {
  padding: 16px;
  border-bottom: 1px solid var(--line);
  text-align: center;
}

.comparison th:first-child,
.comparison td:first-child {
  text-align: left;
}

.comparison th {
  color: var(--muted);
  font-size: 13px;
}

.comparison td i {
  width: 17px;
  height: 17px;
  color: var(--brand);
}

.docs-layout {
  display: grid;
  grid-template-columns: 242px minmax(0, 1fr);
  gap: 44px;
  align-items: start;
}

.docs-sidebar {
  position: sticky;
  top: 20px;
  padding-right: 22px;
  border-right: 1px solid var(--line);
}

.docs-sidebar p {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.docs-sidebar a {
  display: block;
  padding: 7px 0;
  color: #526165;
  font-size: 14px;
}

.docs-sidebar a:hover,
.docs-sidebar a.is-current {
  color: var(--brand-dark);
  font-weight: 800;
}

.docs-article {
  min-width: 0;
}

.docs-article section {
  padding: 0 0 42px;
  margin-bottom: 42px;
  border-bottom: 1px solid var(--line);
}

.docs-article h2 {
  font-size: 29px;
}

.docs-article p {
  max-width: 740px;
  color: var(--muted);
}

.endpoint {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 12px;
  align-items: center;
  padding: 14px 15px;
  margin: 20px 0;
  background: #e5f0ef;
  border: 1px solid #c2d9d7;
  border-radius: 6px;
}

.http-method {
  display: inline-flex;
  width: max-content;
  justify-content: center;
  padding: 4px 7px;
  color: var(--brand-dark);
  background: var(--mint);
  border-radius: 4px;
  font-family: Consolas, monospace;
  font-size: 12px;
  font-weight: 800;
}

.endpoint code {
  overflow-x: auto;
  color: #1f5457;
  font-family: Consolas, monospace;
  font-size: 13px;
  white-space: nowrap;
}

.code-block {
  position: relative;
  margin: 20px 0;
  overflow: hidden;
  color: #dceced;
  background: #152b30;
  border-radius: 6px;
}

.code-block pre {
  padding: 22px;
  margin: 0;
  overflow-x: auto;
  font-family: Consolas, "Courier New", monospace;
  font-size: 13px;
  line-height: 1.7;
}

.code-block .copy-code {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 34px;
  height: 34px;
  color: #dbecee;
  background: #1e4b52;
  border: 1px solid #4f7d80;
  border-radius: 5px;
}

.copy-code i {
  width: 16px;
  height: 16px;
}

.parameter-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.parameter-table th,
.parameter-table td {
  padding: 13px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

.parameter-table th {
  color: var(--muted);
}

.parameter-table code {
  color: var(--brand-dark);
  font-family: Consolas, monospace;
}

.notice {
  display: flex;
  gap: 11px;
  padding: 15px;
  color: #5f481b;
  background: #fff4d9;
  border: 1px solid #f0dda9;
  border-radius: 6px;
  font-size: 14px;
}

.notice i {
  width: 20px;
  height: 20px;
  flex: 0 0 20px;
  color: #bd750b;
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.faq-grid details {
  padding: 19px;
  background: var(--paper);
}

.faq-grid summary {
  cursor: pointer;
  font-size: 14px;
  font-weight: 800;
}

.faq-grid p {
  margin: 11px 0 0;
  font-size: 13px;
}

.fade-in {
  animation: fade-in 500ms ease both;
}

@keyframes fade-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 960px) {
  h1 {
    font-size: 44px;
  }

  .primary-nav {
    gap: 16px;
  }

  .console-visual {
    width: 63%;
  }

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

  .workflow,
  .product-overview {
    gap: 40px;
  }

  .prose-layout {
    gap: 48px;
  }

  .contact-layout {
    gap: 40px;
  }

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

  .contact-detail {
    border-bottom: 1px solid var(--line);
  }

  .contact-detail:not(:last-child)::after {
    content: none;
  }

  .contact-detail:last-child {
    border-bottom: 0;
  }

  .contact-qr {
    grid-template-columns: 112px minmax(0, 1fr);
  }

  .contact-qr-image {
    width: 112px;
    height: 112px;
  }

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

  .integration:nth-child(3) {
    border-right: 0;
  }

  .integration:nth-child(-n+3) {
    border-bottom: 1px solid var(--line);
  }

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

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

@media (max-width: 760px) {
  .container {
    width: min(calc(100% - 28px), var(--content));
  }

  h1 {
    font-size: 36px;
  }

  h2 {
    font-size: 28px;
  }

  .site-header:not(.header-light) {
    background: rgba(10, 37, 43, 0.86);
  }

  .nav-shell {
    min-height: 66px;
  }

  .nav-toggle {
    display: inline-grid;
  }

  .primary-nav {
    position: absolute;
    top: 66px;
    right: 14px;
    left: 14px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px 14px;
    color: var(--ink);
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: 6px;
    box-shadow: var(--shadow);
  }

  .primary-nav.is-open {
    display: flex;
  }

  .primary-nav a {
    padding: 12px 0;
    border-bottom: 1px solid var(--line);
  }

  .primary-nav a:last-child {
    border-bottom: 0;
  }

  .nav-actions .text-link,
  .nav-actions .button {
    display: none;
  }

  .hero {
    min-height: 760px;
    padding-top: 112px;
  }

  .hero .container {
    min-height: 602px;
  }

  .hero-copy > p:not(.eyebrow) {
    font-size: 17px;
  }

  .console-visual {
    right: 0;
    bottom: 0;
    width: 100%;
  }

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

  .console-side {
    display: none;
  }

  .metrics-grid,
  .section-intro,
  .workflow,
  .product-overview,
    .architecture-overlay,
    .docs-layout,
    .prose-layout,
    .contact-layout {
      grid-template-columns: 1fr;
    }

  .metrics-grid article {
    padding: 17px 14px;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.24);
  }

  .metrics-grid article:last-child {
    border-bottom: 0;
  }

  .section {
    padding: 66px 0;
  }

  .section-intro {
    gap: 10px;
    margin-bottom: 28px;
  }

  .feature-grid,
  .solutions,
  .capability-grid,
  .faq-grid {
    grid-template-columns: 1fr;
  }

  .feature-item {
    min-height: 195px;
  }

  .feature-icon {
    margin-bottom: 31px;
  }

  .architecture-overlay {
    min-height: 530px;
    padding: 30px;
  }

  .cta-band .container,
  .footer-bottom {
    align-items: start;
    flex-direction: column;
  }

  .friend-links {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

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

  .screen-content,
  .console-chart {
    grid-template-columns: 1fr;
  }

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

  .integration {
    border-bottom: 1px solid var(--line);
  }

  .integration:nth-child(3) {
    border-right: 1px solid var(--line);
  }

  .integration:nth-child(2),
  .integration:last-child {
    border-right: 0;
  }

  .integration:last-child {
    border-bottom: 0;
  }

  .docs-sidebar {
    position: static;
    display: flex;
    flex-wrap: wrap;
    gap: 4px 15px;
    padding: 0 0 14px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .docs-sidebar p {
    flex-basis: 100%;
    margin-bottom: 2px;
  }

  .docs-sidebar a {
    padding: 2px 0;
    font-size: 13px;
  }

  .prose-aside {
    position: static;
  }

  .about-points {
    grid-template-columns: 1fr;
  }

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

  .contact-qr {
    grid-template-columns: 142px minmax(0, 1fr);
  }

  .contact-qr-image {
    width: 142px;
    height: 142px;
  }

  .comparison-wrap {
    overflow-x: auto;
  }

  .comparison {
    min-width: 640px;
  }
}

@media (max-width: 450px) {
  h1 {
    font-size: 32px;
  }

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

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

  .console-main {
    padding: 14px;
  }

  .console-metric {
    padding: 9px;
  }

  .console-metric strong {
    font-size: 15px;
  }

  .login-layout {
    grid-template-columns: 1fr;
  }

  .login-actions {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
  }

  .login-submit {
    min-height: 44px;
  }

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

  .contact-qr-image {
    width: 220px;
    max-width: 100%;
    height: 220px;
  }

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

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