:root {
  --ink: #122033;
  --ink-soft: #4f6073;
  --paper: #f7f8f4;
  --paper-deep: #eef1eb;
  --white: #ffffff;
  --line: #dce2dd;
  --blue: #0b67d1;
  --blue-dark: #0753a9;
  --blue-soft: #e8f2ff;
  --orange: #f09a33;
  --mint: #35c894;
  --navy: #0b1d32;
  --navy-2: #102945;
  --danger: #f16b63;
  --shadow: 0 24px 80px rgba(15, 38, 63, 0.12);
  --radius-sm: 14px;
  --radius-md: 22px;
  --radius-lg: 32px;
  --shell: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

.shell {
  width: min(calc(100% - 40px), var(--shell));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  border-radius: 10px;
  background: var(--navy);
  color: var(--white);
  transform: translateY(-140%);
  transition: transform 0.2s ease;
}

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

:focus-visible {
  outline: 3px solid rgba(11, 103, 209, 0.35);
  outline-offset: 4px;
}

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  border-bottom: 1px solid rgba(18, 32, 51, 0.08);
  background: rgba(247, 248, 244, 0.88);
  backdrop-filter: blur(18px);
}

.header-inner {
  display: flex;
  align-items: center;
  min-height: 76px;
  gap: 34px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  flex: 0 0 auto;
  letter-spacing: -0.04em;
}

.brand-mark {
  display: grid;
  width: 37px;
  height: 37px;
  place-items: center;
  border-radius: 11px 11px 11px 4px;
  background: var(--blue);
  color: var(--white);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.08em;
  box-shadow: 0 8px 22px rgba(11, 103, 209, 0.24);
}

.brand strong,
.brand em {
  font-size: 21px;
  font-style: normal;
  line-height: 1;
}

.brand strong {
  color: var(--ink);
  font-weight: 800;
}

.brand em {
  color: var(--orange);
  font-weight: 750;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 30px;
  margin-left: auto;
}

.desktop-nav a {
  position: relative;
  color: #425367;
  font-size: 14px;
  font-weight: 650;
}

.desktop-nav a::after {
  position: absolute;
  right: 0;
  bottom: -8px;
  left: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--blue);
  content: "";
  transform: scaleX(0);
  transition: transform 0.2s ease;
}

.desktop-nav a:hover::after,
.desktop-nav a:focus-visible::after {
  transform: scaleX(1);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-left: 12px;
  padding: 11px 16px;
  border: 1px solid #cbd7e4;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.68);
  color: var(--ink);
  font-size: 13px;
  font-weight: 750;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.header-cta:hover {
  border-color: var(--blue);
  background: var(--white);
  transform: translateY(-1px);
}

.mobile-menu {
  display: none;
  margin-left: auto;
}

.mobile-menu summary {
  list-style: none;
  cursor: pointer;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 9px 12px;
  font-size: 13px;
  font-weight: 750;
}

.mobile-menu summary::-webkit-details-marker {
  display: none;
}

.mobile-menu nav {
  position: absolute;
  top: 66px;
  right: 20px;
  left: 20px;
  display: grid;
  gap: 6px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.mobile-menu nav a {
  padding: 12px 14px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 700;
}

.mobile-menu nav a:hover {
  background: var(--blue-soft);
  color: var(--blue-dark);
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: 690px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 88% 18%, rgba(11, 103, 209, 0.13), transparent 28%),
    linear-gradient(180deg, #fbfcf9 0%, var(--paper) 100%);
}

.hero::before {
  position: absolute;
  top: 84px;
  left: -90px;
  width: 260px;
  height: 260px;
  border: 52px solid rgba(240, 154, 51, 0.08);
  border-radius: 50%;
  content: "";
}

.hero-grid {
  position: absolute;
  inset: 0;
  opacity: 0.48;
  background-image:
    linear-gradient(rgba(11, 103, 209, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11, 103, 209, 0.055) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to right, transparent 0%, black 42%, black 100%);
}

.hero-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(410px, 0.94fr);
  align-items: center;
  gap: 68px;
  padding-block: 92px 86px;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 24px;
  color: var(--blue-dark);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.eyebrow span {
  width: 28px;
  height: 2px;
  border-radius: 4px;
  background: var(--orange);
}

.hero h1 {
  max-width: 700px;
  margin: 0;
  color: var(--navy);
  font-size: clamp(46px, 5.2vw, 72px);
  font-weight: 850;
  letter-spacing: -0.065em;
  line-height: 1.09;
}

.hero h1 span {
  display: block;
  margin-top: 10px;
  color: var(--blue);
  font-size: 0.76em;
  letter-spacing: -0.05em;
}

.hero-lead {
  max-width: 640px;
  margin: 29px 0 0;
  color: var(--ink-soft);
  font-size: 17px;
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 13px;
  font-size: 14px;
  font-weight: 800;
  transition: box-shadow 0.2s ease, transform 0.2s ease, background 0.2s ease;
}

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

.button-primary {
  background: var(--blue);
  color: var(--white);
  box-shadow: 0 13px 34px rgba(11, 103, 209, 0.25);
}

.button-primary:hover {
  background: var(--blue-dark);
  box-shadow: 0 17px 38px rgba(11, 103, 209, 0.31);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 750;
}

.text-link span {
  color: var(--orange);
  font-size: 18px;
}

.database-strip {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 45px;
  color: #69798b;
  font-size: 12px;
}

.database-strip strong,
.database-strip b {
  font-size: 13px;
  font-weight: 800;
}

.database-strip strong {
  color: var(--blue);
}

.database-strip b {
  color: #3a4e63;
}

.database-strip i {
  width: 1px;
  height: 17px;
  margin-inline: 2px;
  background: var(--line);
}

.hero-console {
  position: relative;
  transform: rotate(1.2deg);
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: var(--radius-lg);
  background: var(--navy);
  color: #dceafa;
  box-shadow: 0 38px 90px rgba(9, 28, 49, 0.25);
}

.hero-console::before {
  position: absolute;
  z-index: -1;
  inset: 22px -24px -24px 34px;
  border: 1px solid rgba(11, 103, 209, 0.19);
  border-radius: inherit;
  background: rgba(11, 103, 209, 0.08);
  content: "";
}

.console-topline {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 58px;
  padding: 0 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
  color: #aebed0;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
}

.console-topline small {
  margin-left: auto;
  padding: 5px 9px;
  border: 1px solid rgba(53, 200, 148, 0.35);
  border-radius: 20px;
  color: #7de4be;
  font-family: inherit;
}

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

.console-dots i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #f16b63;
}

.console-dots i:nth-child(2) {
  background: #e8b84b;
}

.console-dots i:nth-child(3) {
  background: var(--mint);
}

.console-body {
  padding: 27px 27px 29px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  line-height: 1.75;
}

.console-body p {
  margin: 0 0 12px;
}

.code-comment,
.code-muted {
  color: #6f8297;
}

.code-keyword {
  color: #59b1ff;
}

.code-number {
  color: #f2b265;
}

.code-indent {
  padding-left: 19px;
  color: #bdcce0;
}

.metric-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 17px 0 21px;
}

.metric-row > div {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 5px 10px;
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.04);
}

.metric-row span {
  grid-column: 1 / -1;
  color: #879aaf;
  font-size: 10px;
}

.metric-row strong {
  color: var(--white);
  font-size: 23px;
  line-height: 1;
}

.metric-row small {
  justify-self: end;
  font-size: 9px;
}

.metric-alert {
  color: #ff8a83;
}

.diagnosis {
  display: flex;
  align-items: center;
  gap: 13px;
  margin-top: 22px;
  padding: 15px;
  border: 1px solid rgba(53, 200, 148, 0.2);
  border-radius: 14px;
  background: rgba(53, 200, 148, 0.08);
}

.diagnosis-icon {
  display: grid;
  width: 31px;
  height: 31px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 10px;
  background: var(--mint);
  color: var(--navy);
  font-family: ui-sans-serif, sans-serif;
  font-weight: 900;
}

.diagnosis div {
  display: grid;
  gap: 2px;
}

.diagnosis small {
  color: #79a994;
  font-size: 9px;
}

.diagnosis strong {
  color: #dff8ef;
  font-size: 11px;
}

.stack-graphic {
  position: absolute;
  right: -24px;
  bottom: -27px;
  display: grid;
  gap: 4px;
  width: 90px;
  padding: 14px;
  transform: rotate(-7deg);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 18px;
  background: var(--white);
  box-shadow: 0 18px 45px rgba(8, 30, 55, 0.18);
}

.stack-graphic i {
  height: 13px;
  border: 2px solid var(--blue);
  border-radius: 50%;
  background: var(--blue-soft);
}

.stack-graphic i:nth-child(2) {
  margin-top: -8px;
}

.stack-graphic i:nth-child(3) {
  margin-top: -8px;
}

.section {
  padding-block: 108px;
}

.section-heading {
  margin-bottom: 46px;
}

.section-heading h2,
.latest-title h2,
.case-copy h2,
.about-copy h2,
.final-cta h2 {
  margin: 0;
  color: var(--navy);
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 840;
  letter-spacing: -0.045em;
  line-height: 1.2;
}

.kicker {
  margin: 0 0 15px;
  color: var(--blue);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.18em;
}

.split-heading {
  display: grid;
  grid-template-columns: 1.5fr minmax(260px, 0.6fr);
  align-items: end;
  gap: 60px;
}

.split-heading > p {
  margin: 0 0 4px;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.85;
}

.start {
  background: var(--white);
}

.start-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.start-card {
  position: relative;
  display: flex;
  min-height: 390px;
  flex-direction: column;
  overflow: hidden;
  padding: 29px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--paper);
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.start-card:hover {
  border-color: rgba(11, 103, 209, 0.38);
  box-shadow: 0 20px 55px rgba(20, 50, 80, 0.1);
  transform: translateY(-5px);
}

.start-card-featured {
  background: var(--blue-soft);
}

.card-number {
  color: #97a5b4;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  font-weight: 800;
}

.card-label {
  margin-top: 26px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.start-card h3 {
  margin: 11px 0 12px;
  color: var(--navy);
  font-size: 23px;
  font-weight: 820;
  letter-spacing: -0.035em;
  line-height: 1.35;
}

.start-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.8;
}

.card-action {
  margin-top: auto;
  padding-top: 22px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 800;
}

.database-icon {
  position: absolute;
  top: 24px;
  right: 24px;
  display: grid;
  width: 62px;
  gap: 1px;
}

.database-icon i {
  height: 17px;
  border: 2px solid var(--blue);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.45);
}

.database-icon i:nth-child(2),
.database-icon i:nth-child(3) {
  margin-top: -9px;
}

.mini-terminal {
  position: absolute;
  top: 25px;
  right: 23px;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 9px 10px;
  border-radius: 10px;
  background: var(--navy);
  color: #a9bed3;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 9px;
}

.mini-terminal strong {
  color: var(--mint);
}

.ha-nodes {
  position: absolute;
  top: 24px;
  right: 25px;
  width: 72px;
  height: 58px;
}

.ha-nodes i {
  position: absolute;
  z-index: 2;
  width: 20px;
  height: 20px;
  border: 5px solid var(--blue);
  border-radius: 50%;
  background: var(--white);
}

.ha-nodes i:nth-child(1) {
  top: 0;
  left: 26px;
}

.ha-nodes i:nth-child(2) {
  bottom: 0;
  left: 2px;
}

.ha-nodes i:nth-child(3) {
  right: 2px;
  bottom: 0;
}

.ha-nodes span {
  position: absolute;
  inset: 11px 12px 10px;
  border-right: 1px solid #97badf;
  border-bottom: 1px solid #97badf;
  transform: rotate(45deg);
}

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

.topic-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.topic-card {
  min-height: 285px;
  padding: 29px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.28);
  transition: background 0.2s ease;
}

.topic-card:hover {
  background: var(--white);
}

.topic-topline {
  display: flex;
  justify-content: space-between;
  color: #9aa7b3;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
}

.topic-topline i {
  color: var(--orange);
  font-family: ui-sans-serif, sans-serif;
  font-size: 17px;
  font-style: normal;
}

.topic-card h3 {
  margin: 42px 0 12px;
  color: var(--navy);
  font-size: 22px;
  letter-spacing: -0.03em;
}

.topic-card p {
  min-height: 74px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.8;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 19px;
}

.tag-row span {
  padding: 6px 9px;
  border: 1px solid #d7e1ea;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.65);
  color: #5e7185;
  font-size: 10px;
  font-weight: 700;
}

.case-section {
  position: relative;
  overflow: hidden;
  background: var(--navy);
  color: var(--white);
}

.case-section::after {
  position: absolute;
  right: -100px;
  bottom: -160px;
  width: 420px;
  height: 420px;
  border: 80px solid rgba(11, 103, 209, 0.15);
  border-radius: 50%;
  content: "";
}

.case-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.83fr) minmax(420px, 1.17fr);
  align-items: center;
  gap: 90px;
}

.kicker-light {
  color: #6fb5ff;
}

.case-copy h2 {
  color: var(--white);
}

.case-copy > p:not(.kicker) {
  margin: 23px 0 30px;
  color: #aebed0;
  font-size: 15px;
  line-height: 1.9;
}

.button-light {
  background: var(--white);
  color: var(--navy);
}

.case-steps {
  margin: 0;
  padding: 0;
  list-style: none;
}

.case-steps li {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 20px;
  padding: 21px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.case-steps li:first-child {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.case-steps > li > span {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 11px;
  background: rgba(11, 103, 209, 0.26);
  color: #78b9ff;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 10px;
  font-weight: 800;
}

.case-steps div {
  display: grid;
  gap: 5px;
}

.case-steps small {
  color: #7188a1;
  font-size: 10px;
  letter-spacing: 0.08em;
}

.case-steps strong {
  color: #e8f1fb;
  font-size: 14px;
  font-weight: 650;
  line-height: 1.6;
}

.roadmap {
  background: var(--white);
}

.roadmap-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  counter-reset: steps;
  list-style: none;
}

.roadmap-list li {
  position: relative;
  min-height: 210px;
  padding: 27px 24px;
  border-top: 3px solid #dbe3e9;
}

.roadmap-list li::before {
  position: absolute;
  top: -8px;
  left: 24px;
  width: 13px;
  height: 13px;
  border: 3px solid var(--white);
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 1px var(--blue);
  content: "";
}

.roadmap-list li:hover {
  border-top-color: var(--blue);
  background: var(--blue-soft);
}

.roadmap-list span {
  color: var(--blue);
  font-size: 11px;
  font-weight: 800;
}

.roadmap-list strong {
  display: block;
  margin-top: 23px;
  color: var(--navy);
  font-size: 19px;
}

.roadmap-list p {
  margin: 10px 0 0;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.7;
}

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

.latest-layout {
  display: grid;
  grid-template-columns: minmax(250px, 0.68fr) minmax(0, 1.32fr);
  gap: 100px;
}

.latest-title {
  position: sticky;
  top: 120px;
  align-self: start;
}

.latest-title > p:last-child {
  margin-top: 19px;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.85;
}

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

.article-list > a {
  display: grid;
  grid-template-columns: 42px 1fr 22px;
  gap: 19px;
  padding: 25px 6px;
  border-bottom: 1px solid var(--line);
  transition: padding 0.2s ease, background 0.2s ease;
}

.article-list > a:hover {
  padding-right: 14px;
  padding-left: 14px;
  background: var(--white);
}

.article-index {
  padding-top: 3px;
  color: #9aa7b3;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
}

.article-list small {
  color: var(--blue);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.07em;
}

.article-list h3 {
  margin: 8px 0 7px;
  color: var(--navy);
  font-size: 18px;
  font-weight: 760;
  letter-spacing: -0.02em;
  line-height: 1.5;
}

.article-list p {
  margin: 0;
  color: #82909e;
  font-size: 11px;
}

.article-list i {
  color: var(--orange);
  font-size: 18px;
  font-style: normal;
}

.about-section {
  background: var(--white);
}

.about-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 36px;
  padding: 46px;
  border: 1px solid #d7e4f2;
  border-radius: var(--radius-lg);
  background: linear-gradient(130deg, #f2f7fd 0%, #fbfcfa 62%);
}

.about-mark {
  display: grid;
  width: 96px;
  height: 112px;
  place-items: center;
  border-radius: 26px 26px 26px 8px;
  background: var(--blue);
  color: var(--white);
  font-family: "STKaiti", "KaiTi", serif;
  font-size: 44px;
  box-shadow: 0 22px 50px rgba(11, 103, 209, 0.22);
}

.about-copy h2 {
  font-size: 31px;
}

.about-copy > p:last-child {
  max-width: 650px;
  margin: 15px 0 0;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.9;
}

.about-principles {
  display: grid;
  gap: 9px;
}

.about-principles span {
  padding: 9px 13px;
  border: 1px solid #cfdeec;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.7);
  color: #53677b;
  font-size: 11px;
  font-weight: 750;
  text-align: center;
}

.final-cta {
  padding-block: 78px;
  background: var(--paper-deep);
}

.final-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.final-cta p {
  margin: 0 0 10px;
  color: var(--blue);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.15em;
}

.final-cta h2 {
  font-size: clamp(28px, 3.5vw, 41px);
}

.site-footer {
  background: var(--navy);
  color: #aebed0;
}

.footer-main {
  display: flex;
  align-items: center;
  gap: 28px;
  min-height: 118px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
}

.brand-footer strong {
  color: var(--white);
}

.footer-main > p {
  color: #71869c;
  font-size: 12px;
}

.footer-main nav {
  display: flex;
  gap: 24px;
  margin-left: auto;
}

.footer-main nav a {
  color: #aebed0;
  font-size: 12px;
}

.footer-main nav a:hover {
  color: var(--white);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  padding-block: 22px;
  color: #61778d;
  font-size: 10px;
}

@media (max-width: 1040px) {
  .desktop-nav {
    gap: 18px;
  }

  .header-cta {
    display: none;
  }

  .hero-layout {
    grid-template-columns: 1fr 400px;
    gap: 40px;
  }

  .hero h1 {
    font-size: 54px;
  }

  .case-layout {
    gap: 55px;
  }

  .latest-layout {
    gap: 60px;
  }
}

@media (max-width: 860px) {
  .desktop-nav {
    display: none;
  }

  .mobile-menu {
    display: block;
  }

  .hero {
    min-height: auto;
  }

  .hero-grid {
    mask-image: linear-gradient(to bottom, transparent, black);
  }

  .hero-layout {
    grid-template-columns: 1fr;
    padding-block: 72px 90px;
  }

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

  .hero-console {
    width: min(100%, 560px);
    justify-self: center;
  }

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

  .start-card-featured {
    grid-column: 1 / -1;
    min-height: 335px;
  }

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

  .case-copy {
    max-width: 640px;
  }

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

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

  .latest-title {
    position: static;
    max-width: 560px;
  }

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

  .about-principles {
    grid-column: 1 / -1;
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 620px) {
  .shell {
    width: min(calc(100% - 28px), var(--shell));
  }

  .header-inner {
    min-height: 66px;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
  }

  .brand strong,
  .brand em {
    font-size: 19px;
  }

  .hero-layout {
    padding-block: 56px 72px;
  }

  .eyebrow {
    font-size: 10px;
  }

  .hero h1 {
    font-size: clamp(38px, 11vw, 50px);
    line-height: 1.13;
  }

  .hero h1 span {
    margin-top: 14px;
    font-size: 0.67em;
    line-height: 1.38;
  }

  .hero-lead {
    font-size: 15px;
    line-height: 1.8;
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
    gap: 20px;
  }

  .button {
    min-height: 49px;
  }

  .database-strip {
    margin-top: 35px;
  }

  .hero-console {
    width: calc(100% - 8px);
    transform: none;
    border-radius: 22px;
  }

  .console-topline {
    padding-inline: 18px;
  }

  .console-body {
    padding: 21px 18px 24px;
    font-size: 10px;
  }

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

  .stack-graphic {
    display: none;
  }

  .section {
    padding-block: 78px;
  }

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

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

  .section-heading h2,
  .latest-title h2,
  .case-copy h2,
  .about-copy h2 {
    font-size: 32px;
  }

  .start-grid,
  .topic-grid,
  .roadmap-list {
    grid-template-columns: 1fr;
  }

  .start-card-featured {
    grid-column: auto;
  }

  .start-card {
    min-height: 350px;
    padding: 24px;
  }

  .topic-card {
    min-height: 250px;
    padding: 24px;
  }

  .topic-card h3 {
    margin-top: 33px;
  }

  .case-layout {
    gap: 44px;
  }

  .case-steps li {
    grid-template-columns: 40px 1fr;
    gap: 13px;
  }

  .roadmap-list li {
    min-height: 170px;
  }

  .article-list > a {
    grid-template-columns: 30px 1fr 16px;
    gap: 10px;
  }

  .article-list h3 {
    font-size: 16px;
  }

  .about-card {
    grid-template-columns: 1fr;
    padding: 28px;
  }

  .about-mark {
    width: 76px;
    height: 88px;
    border-radius: 20px 20px 20px 7px;
    font-size: 36px;
  }

  .about-principles {
    grid-column: auto;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
  }

  .about-principles span {
    padding-inline: 6px;
    font-size: 9px;
  }

  .final-cta-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer-main {
    align-items: flex-start;
    flex-direction: column;
    gap: 16px;
    padding-block: 34px;
  }

  .footer-main > p {
    margin: 0;
  }

  .footer-main nav {
    margin-left: 0;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
  }
}

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

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

/* Static article and content pages */
.center-action {
  display: flex;
  justify-content: center;
  margin-top: 34px;
}

[data-reveal] {
  opacity: 1;
  transform: none;
}

.reveal-ready [data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal-ready [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

.article-hero {
  position: relative;
  overflow: hidden;
  padding-block: 76px 64px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 82% 12%, rgba(11, 103, 209, 0.13), transparent 29%),
    linear-gradient(180deg, #fbfcf9, var(--paper));
}

.article-hero::after {
  position: absolute;
  right: 7%;
  bottom: -110px;
  width: 270px;
  height: 270px;
  border: 54px solid rgba(240, 154, 51, 0.07);
  border-radius: 50%;
  content: "";
}

.breadcrumb {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 9px;
  margin-bottom: 34px;
  color: #788796;
  font-size: 12px;
}

.breadcrumb a:hover {
  color: var(--blue);
}

.breadcrumb i {
  color: #b4bdc5;
  font-style: normal;
}

.article-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 880px;
}

.article-category {
  display: inline-flex;
  padding: 7px 11px;
  border: 1px solid #c8ddf4;
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.68);
  color: var(--blue);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.article-hero h1 {
  max-width: 860px;
  margin: 20px 0 20px;
  color: var(--navy);
  font-size: clamp(38px, 5.4vw, 62px);
  font-weight: 860;
  letter-spacing: -0.055em;
  line-height: 1.16;
}

.article-summary {
  max-width: 760px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 17px;
  line-height: 1.9;
}

.article-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
  color: #7c8b99;
  font-size: 11px;
}

.article-meta i {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: #b2bec9;
}

.article-main {
  background: var(--white);
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 760px) 250px;
  justify-content: space-between;
  gap: 70px;
  padding-block: 74px 110px;
}

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

.prose > *:first-child {
  margin-top: 0;
}

.prose h2 {
  margin: 64px 0 21px;
  padding-top: 6px;
  color: var(--navy);
  font-size: 30px;
  font-weight: 830;
  letter-spacing: -0.035em;
  line-height: 1.3;
  scroll-margin-top: 100px;
}

.prose h3 {
  margin: 36px 0 15px;
  color: var(--navy);
  font-size: 21px;
  font-weight: 780;
  line-height: 1.45;
  scroll-margin-top: 100px;
}

.prose p,
.prose li {
  color: #405267;
  font-size: 15px;
  line-height: 2;
}

.prose p {
  margin: 0 0 20px;
}

.prose strong {
  color: var(--ink);
}

.prose a {
  color: var(--blue);
  text-decoration: underline;
  text-decoration-color: rgba(11, 103, 209, 0.25);
  text-underline-offset: 4px;
}

.prose ul,
.prose ol {
  margin: 18px 0 24px;
  padding-left: 1.4em;
}

.prose li + li {
  margin-top: 8px;
}

.lead-paragraph {
  padding-left: 22px;
  border-left: 4px solid var(--blue);
  color: #2c4157 !important;
  font-size: 17px !important;
  font-weight: 570;
}

.callout {
  margin: 28px 0;
  padding: 22px 24px;
  border: 1px solid #cfe0ef;
  border-radius: var(--radius-sm);
  background: var(--blue-soft);
}

.callout-warning {
  border-color: #efd8b7;
  background: #fff7ea;
}

.callout-success {
  border-color: #bfe6d8;
  background: #ecfaf5;
}

.callout-title {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 8px !important;
  color: var(--navy) !important;
  font-size: 13px !important;
  font-weight: 820;
}

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

.code-block {
  position: relative;
  overflow-x: auto;
  margin: 25px 0;
  padding: 22px 24px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  background: var(--navy);
  color: #d9e7f5;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  line-height: 1.85;
  white-space: pre;
}

.code-block code {
  font: inherit;
}

.copy-code {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 6px 9px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.08);
  color: #b8cbdd;
  cursor: pointer;
  font-size: 10px;
}

.copy-code:hover {
  background: rgba(255, 255, 255, 0.14);
  color: var(--white);
}

.step-list {
  display: grid;
  gap: 14px;
  margin: 27px 0;
  padding: 0 !important;
  list-style: none;
  counter-reset: article-steps;
}

.step-list li {
  position: relative;
  min-height: 64px;
  padding: 17px 20px 17px 68px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: var(--paper);
  counter-increment: article-steps;
}

.step-list li::before {
  position: absolute;
  top: 15px;
  left: 17px;
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 10px;
  background: var(--blue);
  color: var(--white);
  content: counter(article-steps, decimal-leading-zero);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 9px;
  font-weight: 800;
}

.checklist {
  display: grid;
  gap: 10px;
  margin: 25px 0;
  padding: 0 !important;
  list-style: none;
}

.checklist li {
  position: relative;
  padding: 12px 15px 12px 45px;
  border-bottom: 1px solid var(--line);
}

.checklist li::before {
  position: absolute;
  top: 13px;
  left: 10px;
  display: grid;
  width: 22px;
  height: 22px;
  place-items: center;
  border-radius: 7px;
  background: #dff5ed;
  color: #13845e;
  content: "✓";
  font-size: 11px;
  font-weight: 900;
}

.table-wrap {
  overflow-x: auto;
  margin: 27px 0;
  border: 1px solid var(--line);
  border-radius: 14px;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
  font-size: 13px;
}

.comparison-table th,
.comparison-table td {
  padding: 15px 17px;
  border-bottom: 1px solid var(--line);
  color: #45576a;
  line-height: 1.65;
  text-align: left;
  vertical-align: top;
}

.comparison-table th {
  background: var(--paper-deep);
  color: var(--navy);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.05em;
}

.comparison-table tr:last-child td {
  border-bottom: 0;
}

.article-sidebar {
  align-self: start;
}

.toc {
  position: sticky;
  top: 108px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--paper);
}

.toc strong {
  display: block;
  margin-bottom: 13px;
  color: var(--navy);
  font-size: 12px;
}

.toc nav {
  display: grid;
  gap: 2px;
}

.toc a {
  padding: 8px 10px;
  border-radius: 8px;
  color: #647486;
  font-size: 11px;
  line-height: 1.5;
}

.toc a:hover,
.toc a.is-active {
  background: var(--blue-soft);
  color: var(--blue-dark);
}

.toc-note {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: #8a98a6;
  font-size: 10px;
  line-height: 1.7;
}

.related-section {
  padding-block: 74px;
  background: var(--paper);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 30px;
}

.related-card {
  display: flex;
  min-height: 190px;
  flex-direction: column;
  padding: 23px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--white);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.related-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(20, 48, 75, 0.09);
}

.related-card small {
  color: var(--blue);
  font-size: 10px;
  font-weight: 800;
}

.related-card h3 {
  margin: 17px 0 10px;
  color: var(--navy);
  font-size: 18px;
  line-height: 1.45;
}

.related-card span {
  margin-top: auto;
  color: var(--orange);
  font-size: 12px;
  font-weight: 800;
}

.question-intro {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 28px 0 48px;
}

.question-stat {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--paper);
}

.question-stat strong {
  display: block;
  color: var(--blue);
  font-size: 25px;
}

.question-stat span {
  display: block;
  margin-top: 5px;
  color: #6d7c8b;
  font-size: 11px;
}

.question-group {
  margin-top: 48px;
}

.question-group > h2 {
  margin-bottom: 20px;
}

.question-list {
  display: grid;
  gap: 10px;
}

.question-card {
  border: 1px solid var(--line);
  border-radius: 13px;
  background: var(--paper);
}

.question-card summary {
  position: relative;
  padding: 19px 50px 19px 20px;
  color: var(--navy);
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 740;
  line-height: 1.55;
}

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

.question-card summary::after {
  position: absolute;
  top: 17px;
  right: 18px;
  display: grid;
  width: 26px;
  height: 26px;
  place-items: center;
  border-radius: 8px;
  background: var(--white);
  color: var(--blue);
  content: "+";
  font-size: 17px;
}

.question-card[open] summary::after {
  content: "−";
}

.question-answer {
  padding: 0 20px 20px;
  border-top: 1px solid var(--line);
}

.question-answer p,
.question-answer li {
  color: #4b5f73;
  font-size: 13px;
  line-height: 1.9;
}

.question-answer p:first-child {
  margin-top: 17px;
}

.question-answer p:last-child {
  margin-bottom: 0;
}

.error-page {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 30px;
  background: var(--navy);
  color: var(--white);
}

.error-card {
  max-width: 620px;
  text-align: center;
}

.error-code {
  display: block;
  color: #6eb5ff;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: clamp(80px, 20vw, 180px);
  font-weight: 900;
  letter-spacing: -0.08em;
  line-height: 0.8;
}

.error-card h1 {
  margin: 34px 0 14px;
  font-size: 31px;
}

.error-card p {
  margin: 0 0 28px;
  color: #aebed0;
  line-height: 1.8;
}

@media (max-width: 900px) {
  .article-layout {
    grid-template-columns: 1fr;
  }

  .article-sidebar {
    display: none;
  }

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

@media (max-width: 620px) {
  .article-hero {
    padding-block: 54px 48px;
  }

  .article-hero h1 {
    font-size: 38px;
  }

  .article-summary {
    font-size: 15px;
  }

  .article-layout {
    padding-block: 55px 76px;
  }

  .prose h2 {
    margin-top: 50px;
    font-size: 26px;
  }

  .prose p,
  .prose li {
    font-size: 14px;
  }

  .related-grid,
  .question-intro {
    grid-template-columns: 1fr;
  }

  .code-block {
    margin-inline: -6px;
    padding: 19px 16px;
    font-size: 10px;
  }

  .step-list li {
    padding-right: 14px;
    padding-left: 62px;
  }
}