:root {
  --ink: #101828;
  --ink-soft: #344054;
  --muted: #667085;
  --line: #e4e7ec;
  --line-dark: rgba(255, 255, 255, 0.12);
  --paper: #f7f7f5;
  --white: #ffffff;
  --navy: #071523;
  --navy-2: #0b1d30;
  --blue: #2864dc;
  --blue-dark: #174cad;
  --blue-soft: #edf3ff;
  --metal: #b2a386;
  --green: #32d583;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --shadow: 0 24px 70px rgba(7, 21, 35, 0.12);
  --shell: min(1180px, calc(100vw - 48px));
  --font: Inter, "SF Pro Display", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

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

button,
input,
textarea {
  font: inherit;
}

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

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

svg {
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

.shell {
  width: var(--shell);
  margin: 0 auto;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 8px;
  left: 8px;
  padding: 10px 14px;
  color: var(--white);
  background: var(--blue);
  transform: translateY(-150%);
  transition: transform 0.2s ease;
}

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

.site-header {
  position: fixed;
  z-index: 50;
  top: 0;
  right: 0;
  left: 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(7, 21, 35, 0.76);
  backdrop-filter: blur(20px);
}

.nav-shell {
  display: flex;
  align-items: center;
  height: 76px;
}

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

.brand img {
  flex: 0 0 auto;
}

.brand > span {
  display: grid;
  gap: 3px;
}

.brand strong {
  color: var(--white);
  font-size: 15px;
  font-weight: 650;
  letter-spacing: 0.06em;
}

.brand small {
  color: rgba(255, 255, 255, 0.5);
  font-size: 8px;
  font-weight: 600;
  letter-spacing: 0.19em;
}

.desktop-nav {
  display: flex;
  gap: 34px;
  margin-left: auto;
}

.desktop-nav a {
  position: relative;
  color: rgba(255, 255, 255, 0.68);
  font-size: 14px;
  transition: color 0.2s ease;
}

.desktop-nav a::after {
  position: absolute;
  right: 50%;
  bottom: -10px;
  left: 50%;
  height: 1px;
  content: "";
  background: var(--white);
  transition: right 0.2s ease, left 0.2s ease;
}

.desktop-nav a:hover,
.desktop-nav a:focus-visible {
  color: var(--white);
}

.desktop-nav a:hover::after,
.desktop-nav a:focus-visible::after {
  right: 0;
  left: 0;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-left: 36px;
  padding: 11px 16px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius-sm);
  color: var(--white);
  font-size: 13px;
  font-weight: 600;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.nav-cta svg {
  width: 16px;
}

.nav-cta:hover {
  border-color: rgba(255, 255, 255, 0.55);
  background: rgba(255, 255, 255, 0.08);
}

.menu-button,
.mobile-nav {
  display: none;
}

.hero {
  position: relative;
  min-height: 860px;
  overflow: hidden;
  color: var(--white);
  background: var(--navy);
}

.hero-grid {
  position: absolute;
  inset: 0;
  opacity: 0.24;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 58px 58px;
  mask-image: linear-gradient(to right, black, transparent 78%);
}

.hero-glow {
  position: absolute;
  top: -25%;
  right: -15%;
  width: 70vw;
  height: 70vw;
  border-radius: 50%;
  opacity: 0.35;
  background: radial-gradient(circle, rgba(40, 100, 220, 0.46), rgba(7, 21, 35, 0) 68%);
}

.hero-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 0.88fr 1.12fr;
  gap: 68px;
  align-items: center;
  min-height: 860px;
  padding-top: 96px;
}

.hero-copy {
  padding: 64px 0 42px;
}

.eyebrow,
.section-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--blue);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.eyebrow {
  color: rgba(255, 255, 255, 0.58);
}

.eyebrow span {
  width: 26px;
  height: 1px;
  background: var(--metal);
}

.hero h1 {
  max-width: 640px;
  margin: 28px 0 26px;
  font-size: clamp(46px, 5.1vw, 76px);
  font-weight: 650;
  letter-spacing: -0.055em;
  line-height: 1.08;
}

.hero h1 em {
  color: rgba(255, 255, 255, 0.58);
  font-style: normal;
  font-weight: 460;
}

.hero-lead {
  max-width: 590px;
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 17px;
  line-height: 1.85;
}

.hero-actions {
  display: flex;
  gap: 12px;
  margin-top: 38px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 650;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

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

.button svg {
  width: 17px;
  margin-left: 14px;
}

.button-primary {
  color: var(--white);
  background: var(--blue);
  box-shadow: 0 14px 34px rgba(40, 100, 220, 0.25);
}

.button-primary:hover {
  background: #3270ed;
}

.button-ghost {
  border-color: rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.88);
  background: rgba(255, 255, 255, 0.035);
}

.button-ghost:hover {
  border-color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.08);
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 19px;
  margin-top: 34px;
  color: rgba(255, 255, 255, 0.48);
  font-size: 12px;
}

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

.hero-proof svg {
  width: 14px;
  color: var(--metal);
}

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

.product-window {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 18px;
  background: #0a1928;
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.38);
  transform: perspective(1200px) rotateY(-3deg) rotateX(1deg);
  transform-origin: center left;
}

.window-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 54px;
  padding: 0 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.025);
}

.window-brand {
  display: flex;
  align-items: center;
  gap: 9px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.window-status {
  display: flex;
  align-items: center;
  gap: 7px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 9px;
}

.window-status i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(50, 213, 131, 0.1);
}

.workspace {
  display: grid;
  grid-template-columns: 50px 1fr;
  min-height: 468px;
}

.workspace-sidebar {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 17px;
  padding-top: 26px;
  border-right: 1px solid rgba(255, 255, 255, 0.07);
}

.side-dot {
  width: 16px;
  height: 16px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 5px;
}

.side-dot.active {
  border-color: var(--blue);
  background: rgba(40, 100, 220, 0.85);
  box-shadow: 0 0 0 5px rgba(40, 100, 220, 0.12);
}

.workspace-main {
  min-width: 0;
  padding: 26px 24px 24px;
}

.workspace-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.workspace-heading > div {
  display: grid;
  gap: 7px;
}

.workspace-heading span {
  color: rgba(255, 255, 255, 0.38);
  font-size: 9px;
}

.workspace-heading strong {
  color: rgba(255, 255, 255, 0.9);
  font-size: 18px;
  font-weight: 600;
}

.workspace-heading button {
  padding: 8px 11px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  color: rgba(255, 255, 255, 0.6);
  background: rgba(255, 255, 255, 0.04);
  font-size: 9px;
}

.metric-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 22px;
}

.metric-card {
  display: grid;
  gap: 8px;
  padding: 15px;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 9px;
  background: rgba(255, 255, 255, 0.028);
}

.metric-card span {
  color: rgba(255, 255, 255, 0.38);
  font-size: 9px;
}

.metric-card strong {
  color: rgba(255, 255, 255, 0.9);
  font-size: 21px;
  font-weight: 560;
}

.metric-card small {
  color: #6b9fff;
  font-size: 8px;
}

.workspace-panels {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 10px;
  margin-top: 10px;
}

.flow-panel,
.activity-panel {
  min-height: 226px;
  padding: 15px;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 9px;
  background: rgba(255, 255, 255, 0.025);
}

.panel-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: rgba(255, 255, 255, 0.72);
  font-size: 10px;
}

.panel-title small {
  color: rgba(255, 255, 255, 0.3);
  font-size: 8px;
}

.flow-map {
  position: relative;
  height: 164px;
}

.flow-node {
  position: absolute;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(99, 149, 255, 0.55);
  border-radius: 10px;
  color: #8fb2ff;
  background: #102747;
  box-shadow: 0 0 0 6px rgba(40, 100, 220, 0.08);
}

.flow-node svg {
  width: 19px;
}

.node-one {
  top: 56px;
  left: 5%;
}

.node-two {
  top: 22px;
  left: 43%;
}

.node-three {
  top: 75px;
  right: 4%;
}

.flow-line {
  position: absolute;
  z-index: 1;
  height: 1px;
  background: rgba(99, 149, 255, 0.45);
  transform-origin: left;
}

.line-one {
  top: 78px;
  left: 15%;
  width: 34%;
  transform: rotate(-17deg);
}

.line-two {
  top: 52px;
  left: 53%;
  width: 34%;
  transform: rotate(18deg);
}

.flow-label {
  position: absolute;
  color: rgba(255, 255, 255, 0.32);
  font-size: 8px;
}

.label-one {
  top: 107px;
  left: 1%;
}

.label-two {
  top: 67px;
  left: 39%;
}

.label-three {
  top: 126px;
  right: 0;
}

.activity-item {
  display: flex;
  gap: 9px;
  align-items: center;
  padding: 15px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

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

.activity-icon {
  width: 8px;
  height: 8px;
  border: 2px solid var(--green);
  border-radius: 50%;
}

.activity-item.muted .activity-icon {
  border-color: #6b9fff;
}

.activity-item div {
  display: grid;
  gap: 4px;
}

.activity-item strong {
  color: rgba(255, 255, 255, 0.64);
  font-size: 9px;
  font-weight: 500;
}

.activity-item span {
  color: rgba(255, 255, 255, 0.25);
  font-size: 8px;
}

.floating-note {
  position: absolute;
  display: grid;
  gap: 5px;
  min-width: 180px;
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 10px;
  background: rgba(13, 35, 56, 0.86);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(14px);
}

.floating-note span {
  color: rgba(255, 255, 255, 0.36);
  font-size: 9px;
}

.floating-note strong {
  color: rgba(255, 255, 255, 0.78);
  font-size: 10px;
  font-weight: 500;
}

.note-top {
  top: 84px;
  right: -30px;
}

.note-bottom {
  bottom: 45px;
  left: -34px;
}

.demo-label {
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.26);
  font-size: 9px;
  text-align: right;
  letter-spacing: 0.08em;
}

.trust-strip {
  border-bottom: 1px solid var(--line);
  background: var(--white);
}

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

.trust-grid > div {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 17px;
  align-items: center;
  min-height: 126px;
  padding: 26px 30px;
  border-right: 1px solid var(--line);
}

.trust-grid > div:first-child {
  padding-left: 0;
}

.trust-grid > div:last-child {
  padding-right: 0;
  border-right: 0;
}

.trust-grid > div > span {
  color: var(--metal);
  font-family: Georgia, serif;
  font-size: 14px;
  font-style: italic;
}

.trust-grid p {
  display: grid;
  gap: 5px;
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.55;
}

.trust-grid strong {
  color: var(--ink);
  font-size: 14px;
  font-weight: 650;
}

.section {
  padding: 124px 0;
}

.section-heading {
  margin-bottom: 58px;
}

.split-heading,
.cases-heading {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 100px;
  align-items: end;
}

.section-heading h2 {
  margin: 18px 0 0;
  color: var(--ink);
  font-size: clamp(38px, 4.4vw, 56px);
  font-weight: 620;
  letter-spacing: -0.045em;
  line-height: 1.2;
}

.section-heading > p {
  max-width: 440px;
  margin: 0 0 5px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}

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

.solution-card {
  position: relative;
  min-height: 470px;
  padding: 32px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.72);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.solution-card:hover {
  border-color: #ccd5e2;
  box-shadow: 0 22px 55px rgba(16, 24, 40, 0.08);
  transform: translateY(-6px);
}

.solution-card.featured {
  color: var(--white);
  border-color: var(--navy);
  background: var(--navy);
  box-shadow: 0 24px 70px rgba(7, 21, 35, 0.14);
}

.solution-card.featured::after {
  position: absolute;
  top: -100px;
  right: -100px;
  width: 260px;
  height: 260px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  content: "";
  box-shadow: 0 0 0 55px rgba(255, 255, 255, 0.025), 0 0 0 110px rgba(255, 255, 255, 0.018);
}

.card-index {
  position: absolute;
  top: 30px;
  right: 30px;
  color: #aeb7c4;
  font-family: Georgia, serif;
  font-size: 13px;
  font-style: italic;
}

.featured .card-index {
  color: rgba(255, 255, 255, 0.3);
}

.solution-icon,
.method-icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border: 1px solid #d7dfe9;
  border-radius: 12px;
  color: var(--blue);
  background: var(--blue-soft);
}

.solution-icon svg,
.method-icon svg {
  width: 23px;
}

.featured .solution-icon {
  border-color: rgba(255, 255, 255, 0.12);
  color: #8fb2ff;
  background: rgba(40, 100, 220, 0.15);
}

.solution-card h3 {
  margin: 34px 0 16px;
  color: var(--ink);
  font-size: 23px;
  font-weight: 620;
}

.solution-card.featured h3 {
  color: var(--white);
}

.solution-card p {
  min-height: 78px;
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}

.solution-card.featured p {
  color: rgba(255, 255, 255, 0.58);
}

.solution-card ul {
  display: grid;
  gap: 12px;
  margin: 28px 0 34px;
  padding: 0;
  color: var(--ink-soft);
  font-size: 13px;
  list-style: none;
}

.solution-card li {
  position: relative;
  padding-left: 17px;
}

.solution-card li::before {
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  content: "";
  background: var(--blue);
}

.solution-card.featured ul {
  color: rgba(255, 255, 255, 0.68);
}

.solution-card > a {
  position: absolute;
  bottom: 30px;
  left: 32px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 650;
}

.solution-card.featured > a {
  color: var(--white);
}

.solution-card > a span {
  display: inline-block;
  margin-left: 8px;
  transition: transform 0.2s ease;
}

.solution-card > a:hover span {
  transform: translateX(4px);
}

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

.cases::before {
  position: absolute;
  top: -240px;
  left: 58%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  content: "";
  opacity: 0.28;
  background: radial-gradient(circle, rgba(40, 100, 220, 0.45), transparent 68%);
}

.section-kicker.light {
  color: rgba(255, 255, 255, 0.44);
}

.cases-heading {
  position: relative;
}

.cases-heading h2 {
  color: var(--white);
}

.cases-heading > p {
  color: rgba(255, 255, 255, 0.48);
}

.case-layout {
  position: relative;
  display: grid;
  grid-template-columns: 310px 1fr;
  gap: 32px;
}

.case-tabs {
  display: grid;
  align-content: start;
}

.case-tabs button {
  display: grid;
  grid-template-columns: 32px 1fr;
  grid-template-rows: auto auto;
  gap: 6px 12px;
  padding: 24px 8px;
  border: 0;
  border-bottom: 1px solid var(--line-dark);
  color: rgba(255, 255, 255, 0.45);
  background: transparent;
  text-align: left;
  cursor: pointer;
  transition: color 0.2s ease, padding-left 0.2s ease;
}

.case-tabs button:hover,
.case-tabs button[aria-selected="true"] {
  padding-left: 16px;
  color: var(--white);
}

.case-tabs button > span {
  grid-row: 1 / 3;
  color: var(--metal);
  font-family: Georgia, serif;
  font-size: 12px;
  font-style: italic;
}

.case-tabs button strong {
  font-size: 15px;
  font-weight: 580;
}

.case-tabs button small {
  color: rgba(255, 255, 255, 0.3);
  font-size: 10px;
}

.case-stage {
  min-height: 560px;
  padding: 44px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.035);
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.22);
}

.case-meta {
  display: flex;
  justify-content: space-between;
  color: rgba(255, 255, 255, 0.32);
  font-size: 9px;
  letter-spacing: 0.14em;
}

.case-meta span {
  color: #86aaff;
}

.case-stage h3 {
  max-width: 620px;
  margin: 25px 0 16px;
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 580;
  letter-spacing: -0.035em;
}

.case-stage > p {
  max-width: 680px;
  margin: 0;
  color: rgba(255, 255, 255, 0.5);
  font-size: 14px;
  line-height: 1.8;
}

.case-results {
  display: flex;
  gap: 60px;
  margin: 32px 0;
}

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

.case-results strong {
  color: var(--white);
  font-size: 34px;
  font-weight: 530;
}

.case-results sup {
  margin-left: 3px;
  color: #86aaff;
  font-size: 13px;
}

.case-results span {
  color: rgba(255, 255, 255, 0.34);
  font-size: 9px;
}

.case-system {
  max-width: 690px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  background: #091827;
}

.case-system-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  color: rgba(255, 255, 255, 0.45);
  font-size: 10px;
}

.case-system-head i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
}

.query-bubble {
  width: fit-content;
  max-width: 82%;
  margin: 18px 0 12px auto;
  padding: 12px 15px;
  border-radius: 10px 10px 2px 10px;
  color: rgba(255, 255, 255, 0.72);
  background: var(--blue);
  font-size: 11px;
}

.answer-card {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 10px;
  padding: 15px;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 10px;
  color: rgba(255, 255, 255, 0.58);
  background: rgba(255, 255, 255, 0.035);
  font-size: 11px;
  line-height: 1.7;
}

.answer-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
}

.source-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.25);
}

.source-row i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--green);
}

.centered {
  display: grid;
  justify-items: center;
  text-align: center;
}

.centered > p {
  margin-top: 16px;
}

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

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

.method-grid::before {
  position: absolute;
  top: 66px;
  right: 11%;
  left: 11%;
  height: 1px;
  content: "";
  background: var(--line);
}

.method-grid article {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  padding: 0 26px;
  text-align: center;
}

.method-grid article > span {
  margin-bottom: 28px;
  color: var(--metal);
  font-family: Georgia, serif;
  font-size: 12px;
  font-style: italic;
}

.method-icon {
  width: 72px;
  height: 72px;
  border-color: var(--line);
  border-radius: 50%;
  background: var(--white);
  box-shadow: 0 0 0 12px var(--white);
}

.method-grid h3 {
  margin: 24px 0 12px;
  font-size: 18px;
  font-weight: 620;
}

.method-grid p {
  min-height: 66px;
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.method-grid small {
  margin-top: 18px;
  color: var(--blue);
  font-size: 10px;
  font-weight: 650;
  letter-spacing: 0.05em;
}

.about {
  background: #edece8;
}

.about-layout {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 90px;
  align-items: center;
}

.about-image {
  position: relative;
}

.about-image::before {
  position: absolute;
  top: -18px;
  right: 18px;
  bottom: 18px;
  left: -18px;
  border: 1px solid rgba(16, 24, 40, 0.14);
  border-radius: 2px;
  content: "";
}

.about-image img {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  filter: saturate(0.72) contrast(1.03);
}

.image-caption {
  position: absolute;
  right: -26px;
  bottom: 30px;
  display: grid;
  gap: 6px;
  width: 260px;
  padding: 22px;
  color: var(--white);
  background: var(--navy);
  box-shadow: var(--shadow);
}

.image-caption span {
  color: var(--metal);
  font-size: 9px;
  letter-spacing: 0.14em;
}

.image-caption strong {
  font-size: 13px;
  font-weight: 520;
}

.about-copy h2 {
  margin: 20px 0 26px;
  font-size: clamp(40px, 4.8vw, 62px);
  font-weight: 620;
  letter-spacing: -0.05em;
  line-height: 1.15;
}

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

.about-copy blockquote {
  margin: 32px 0;
  padding: 2px 0 2px 22px;
  border-left: 2px solid var(--metal);
  color: var(--ink);
  font-size: 16px;
  font-weight: 560;
  line-height: 1.75;
}

.about-principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.about-principles div {
  display: grid;
  gap: 7px;
  padding-top: 15px;
  border-top: 1px solid rgba(16, 24, 40, 0.16);
}

.about-principles strong {
  font-size: 14px;
}

.about-principles span {
  color: var(--muted);
  font-size: 10px;
  line-height: 1.5;
}

.contact-section {
  padding: 100px 0;
  background: var(--paper);
}

.contact-card {
  display: grid;
  grid-template-columns: 0.88fr 1.12fr;
  gap: 90px;
  padding: 70px;
  border-radius: var(--radius-lg);
  color: var(--white);
  background: var(--navy);
  box-shadow: 0 32px 90px rgba(7, 21, 35, 0.16);
}

.contact-copy h2 {
  margin: 20px 0 22px;
  font-size: clamp(38px, 4.5vw, 58px);
  font-weight: 600;
  letter-spacing: -0.05em;
  line-height: 1.13;
}

.contact-copy > p {
  margin: 0;
  color: rgba(255, 255, 255, 0.5);
  font-size: 14px;
  line-height: 1.85;
}

.contact-details {
  display: grid;
  gap: 18px;
  margin-top: 38px;
}

.contact-details div {
  display: grid;
  gap: 5px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line-dark);
}

.contact-details span {
  color: rgba(255, 255, 255, 0.3);
  font-size: 9px;
  letter-spacing: 0.08em;
}

.contact-details strong {
  color: rgba(255, 255, 255, 0.74);
  font-size: 13px;
  font-weight: 500;
}

.contact-form {
  display: grid;
  gap: 18px;
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.045);
}

.field-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.contact-form label {
  display: grid;
  gap: 8px;
}

.contact-form label > span {
  color: rgba(255, 255, 255, 0.48);
  font-size: 10px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 7px;
  outline: 0;
  color: var(--white);
  background: rgba(255, 255, 255, 0.045);
  transition: border-color 0.2s ease, background 0.2s ease;
}

.contact-form input {
  height: 46px;
  padding: 0 14px;
}

.contact-form textarea {
  padding: 13px 14px;
  resize: vertical;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: rgba(255, 255, 255, 0.22);
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: rgba(107, 159, 255, 0.8);
  background: rgba(255, 255, 255, 0.065);
}

.form-submit {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 50px;
  padding: 0 18px;
  border: 0;
  border-radius: 7px;
  color: var(--white);
  background: var(--blue);
  font-size: 13px;
  font-weight: 650;
  cursor: pointer;
  transition: background 0.2s ease;
}

.form-submit:hover {
  background: #3270ed;
}

.form-submit svg {
  width: 17px;
}

.form-note {
  margin: -4px 0 0;
  color: rgba(255, 255, 255, 0.28);
  font-size: 9px;
  line-height: 1.5;
}

.form-note.success {
  color: #86efac;
}

.site-footer {
  color: rgba(255, 255, 255, 0.5);
  background: #040d16;
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 60px;
  align-items: center;
  padding: 58px 0;
}

.footer-top > p {
  margin: 0;
  font-size: 11px;
  line-height: 1.8;
}

.footer-links {
  display: flex;
  gap: 24px;
  color: rgba(255, 255, 255, 0.6);
  font-size: 11px;
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  padding: 20px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.28);
  font-size: 9px;
}

@media (max-width: 1080px) {
  .hero-layout {
    grid-template-columns: 0.82fr 1.18fr;
    gap: 36px;
  }

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

  .floating-note {
    display: none;
  }

  .split-heading,
  .cases-heading {
    gap: 60px;
  }

  .contact-card {
    gap: 55px;
    padding: 55px;
  }
}

@media (max-width: 820px) {
  :root {
    --shell: min(100% - 36px, 720px);
  }

  .desktop-nav,
  .nav-cta {
    display: none;
  }

  .menu-button {
    display: grid;
    gap: 5px;
    margin-left: auto;
    padding: 10px;
    border: 0;
    color: var(--white);
    background: transparent;
  }

  .menu-button span {
    display: block;
    width: 22px;
    height: 1px;
    background: currentColor;
    transition: transform 0.2s ease;
  }

  .menu-button[aria-expanded="true"] span:first-child {
    transform: translateY(3px) rotate(45deg);
  }

  .menu-button[aria-expanded="true"] span:last-child {
    transform: translateY(-3px) rotate(-45deg);
  }

  .mobile-nav {
    position: fixed;
    top: 76px;
    right: 0;
    left: 0;
    z-index: 49;
    display: grid;
    padding: 22px 24px 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(7, 21, 35, 0.98);
    pointer-events: none;
    transform: translateY(-130%);
    visibility: hidden;
    transition: transform 0.25s ease;
  }

  .mobile-nav.open {
    pointer-events: auto;
    transform: translateY(0);
    visibility: visible;
  }

  .mobile-nav a {
    padding: 15px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.76);
    font-size: 14px;
  }

  .hero {
    min-height: 0;
  }

  .hero-layout {
    display: block;
    min-height: 0;
    padding: 130px 0 90px;
  }

  .hero-copy {
    padding: 0;
  }

  .hero h1 {
    font-size: clamp(46px, 10vw, 66px);
  }

  .hero-lead {
    max-width: 650px;
  }

  .hero-visual {
    max-width: 680px;
    margin: 70px auto 0;
  }

  .product-window {
    transform: none;
  }

  .trust-grid {
    grid-template-columns: 1fr;
    padding: 24px 0;
  }

  .trust-grid > div,
  .trust-grid > div:first-child,
  .trust-grid > div:last-child {
    min-height: 0;
    padding: 20px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .trust-grid > div:last-child {
    border-bottom: 0;
  }

  .section {
    padding: 92px 0;
  }

  .split-heading,
  .cases-heading {
    grid-template-columns: 1fr;
    gap: 25px;
  }

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

  .solution-card {
    min-height: 420px;
  }

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

  .case-tabs {
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }

  .case-tabs button {
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    padding: 16px;
    border: 1px solid var(--line-dark);
    border-radius: 9px;
  }

  .case-tabs button:hover,
  .case-tabs button[aria-selected="true"] {
    padding-left: 16px;
    border-color: rgba(107, 159, 255, 0.55);
    background: rgba(40, 100, 220, 0.1);
  }

  .case-tabs button > span {
    grid-row: auto;
  }

  .method-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 60px 20px;
  }

  .method-grid::before {
    display: none;
  }

  .about-layout {
    grid-template-columns: 1fr;
    gap: 70px;
  }

  .about-image {
    max-width: 560px;
  }

  .contact-card {
    grid-template-columns: 1fr;
    gap: 50px;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

@media (max-width: 600px) {
  :root {
    --shell: calc(100vw - 30px);
  }

  .nav-shell {
    height: 68px;
  }

  .brand strong {
    font-size: 13px;
  }

  .mobile-nav {
    top: 68px;
  }

  .hero-layout {
    padding: 112px 0 70px;
  }

  .eyebrow {
    font-size: 9px;
  }

  .hero h1 {
    margin-top: 22px;
    font-size: 42px;
    letter-spacing: -0.05em;
  }

  .hero-lead {
    font-size: 15px;
    line-height: 1.75;
  }

  .hero-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .hero-proof {
    display: grid;
    gap: 12px;
  }

  .hero-visual {
    margin-top: 52px;
  }

  .window-bar {
    height: 44px;
  }

  .window-status {
    display: none;
  }

  .workspace {
    grid-template-columns: 38px 1fr;
    min-height: 390px;
  }

  .workspace-main {
    padding: 18px 12px;
  }

  .workspace-heading button {
    display: none;
  }

  .metric-row {
    gap: 6px;
  }

  .metric-card {
    gap: 5px;
    padding: 10px 8px;
  }

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

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

  .activity-panel {
    display: none;
  }

  .flow-panel {
    min-height: 190px;
  }

  .section {
    padding: 76px 0;
  }

  .section-heading {
    margin-bottom: 38px;
  }

  .section-heading h2 {
    font-size: 35px;
  }

  .solution-card {
    min-height: 450px;
    padding: 26px;
  }

  .solution-card > a {
    left: 26px;
  }

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

  .case-tabs button {
    grid-template-columns: 28px 1fr;
    grid-template-rows: auto auto;
    padding: 14px 16px;
  }

  .case-tabs button > span {
    grid-row: 1 / 3;
  }

  .case-stage {
    min-height: 0;
    padding: 26px 20px;
  }

  .case-meta small {
    display: none;
  }

  .case-results {
    gap: 35px;
  }

  .case-results strong {
    font-size: 27px;
  }

  .query-bubble {
    max-width: 94%;
  }

  .method-grid {
    grid-template-columns: 1fr;
    gap: 55px;
  }

  .method-grid p {
    min-height: 0;
  }

  .about-layout {
    gap: 58px;
  }

  .image-caption {
    right: -8px;
    bottom: 18px;
    width: 230px;
  }

  .about-copy h2 {
    font-size: 41px;
  }

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

  .contact-section {
    padding: 54px 0;
  }

  .contact-card {
    width: 100%;
    padding: 46px 20px;
    border-radius: 0;
  }

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

  .contact-form {
    padding: 20px 16px;
  }

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

  .footer-bottom {
    display: grid;
    gap: 8px;
  }
}

/* V3: restore the original brand mark and balance dark/light color fields */
:root {
  --paper: #f7f6f1;
  --white: #ffffff;
  --navy: #071827;
  --navy-2: #0b253a;
  --ink: #0b1722;
  --blue: #2d66da;
  --blue-dark: #174ea6;
  --blue-soft: #e9f1ff;
  --cyan: #20abc4;
  --metal: #ae9870;
}

.brand img {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  filter: none;
}

.site-header {
  background: rgba(7, 24, 39, 0.72);
}

.hero {
  background:
    radial-gradient(circle at 80% 38%, rgba(32, 171, 196, 0.14), transparent 24%),
    radial-gradient(circle at 66% 22%, rgba(59, 104, 219, 0.2), transparent 32%),
    linear-gradient(135deg, #071827 0%, #0a2236 56%, #06131f 100%);
}

.hero-glow {
  opacity: 0.52;
  background: radial-gradient(circle, rgba(55, 111, 230, 0.31), rgba(32, 171, 196, 0.08) 38%, transparent 68%);
}

.hero::after {
  background: linear-gradient(90deg, transparent, #2e7ce4 32%, #2fc4c9 68%, transparent);
}

.button-primary {
  color: #fff;
  background: linear-gradient(105deg, #2d66da, #2789d5);
  box-shadow: 0 18px 50px rgba(45, 102, 218, 0.24);
}

.button-primary:hover {
  background: linear-gradient(105deg, #3975ea, #2e9ae8);
}

.intelligence-field {
  border-color: rgba(102, 171, 255, 0.25);
  background:
    radial-gradient(circle at center, rgba(41, 104, 230, 0.18), transparent 43%),
    linear-gradient(rgba(99, 167, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 167, 255, 0.045) 1px, transparent 1px),
    linear-gradient(145deg, rgba(10, 36, 65, 0.85), rgba(7, 24, 39, 0.95));
  background-size: auto, 32px 32px, 32px 32px, auto;
  box-shadow:
    0 70px 120px rgba(0, 0, 0, 0.3),
    inset 0 0 110px rgba(34, 153, 196, 0.08);
}

.orbit {
  border-color: rgba(78, 151, 255, 0.3);
}

.orbit::after {
  background: #54d2dd;
  box-shadow: 0 0 18px #2bbdcc;
}

.field-core {
  border-color: rgba(75, 174, 224, 0.65);
  background: rgba(8, 34, 55, 0.8);
  box-shadow:
    0 0 0 14px rgba(43, 125, 220, 0.06),
    0 0 80px rgba(32, 171, 196, 0.3);
}

.core-light {
  background: radial-gradient(circle, rgba(196, 238, 255, 0.88), rgba(43, 132, 229, 0.36) 35%, transparent 70%);
}

.trust-strip {
  border-bottom-color: #dde3e7;
  background: #f9faf7;
}

.trust-grid > div {
  border-right-color: #dde3e7;
}

.trust-grid p {
  color: #69737e;
}

.trust-grid strong {
  color: #142332;
}

.trust-grid > div > span {
  color: #2d66da;
}

.solutions {
  background:
    radial-gradient(circle at 92% 4%, rgba(44, 111, 218, 0.07), transparent 24%),
    #f7f6f1;
}

.solution-card:hover,
.solution-card.featured:hover {
  background: rgba(255, 255, 255, 0.76);
}

.cases {
  background:
    radial-gradient(circle at 82% 20%, rgba(48, 202, 208, 0.18), transparent 27%),
    linear-gradient(135deg, #123d92 0%, #0d3177 46%, #082651 100%);
}

.cases::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 3px;
  content: "";
  background: linear-gradient(90deg, #2c6de4, #31c8cb, #7e72e8);
}

.case-stage {
  border-color: rgba(173, 215, 255, 0.2);
  background:
    linear-gradient(rgba(175, 215, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(175, 215, 255, 0.045) 1px, transparent 1px),
    rgba(4, 27, 68, 0.32);
  background-size: 42px 42px, 42px 42px, auto;
}

.case-tabs button {
  border-bottom-color: rgba(206, 226, 255, 0.18);
}

.case-tabs button:hover,
.case-tabs button[aria-selected="true"] {
  color: #fff;
}

.case-tabs button > span,
.section-kicker.light {
  color: #77d7df;
}

.method {
  background:
    linear-gradient(120deg, rgba(174, 152, 112, 0.08), transparent 35%),
    #eeeae1;
}

.about {
  color: var(--ink);
  background:
    radial-gradient(circle at 85% 20%, rgba(32, 171, 196, 0.1), transparent 28%),
    #eaf1f3;
}

.about-image::before {
  border-color: rgba(13, 67, 100, 0.2);
}

.about-image img {
  filter: saturate(0.72) brightness(0.9) contrast(1.06);
}

.image-caption {
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(12, 54, 79, 0.9);
}

.about-copy h2 {
  color: var(--ink);
}

.about-copy > p {
  color: #536773;
}

.about-copy blockquote {
  border-left-color: #2d66da;
  color: #173249;
}

.about-principles div {
  border-top-color: rgba(13, 67, 100, 0.18);
}

.about-principles strong {
  color: #132b3c;
}

.about-principles span {
  color: #687b85;
}

.contact-section {
  background:
    radial-gradient(circle at 10% 80%, rgba(45, 102, 218, 0.06), transparent 28%),
    #fbfbf8;
}

.form-submit {
  background: linear-gradient(105deg, #173f85, #217caa);
}

.form-submit:hover {
  background: linear-gradient(105deg, #20529f, #2491bd);
}

.site-footer {
  background: #071827;
}

/* Responsive calibration - must remain the final layer */
@media (min-width: 821px) and (max-width: 1100px) {
  .hero-layout {
    grid-template-columns: 1.08fr 0.92fr;
    gap: 34px;
  }

  .hero h1 {
    font-size: 58px;
  }

  .hero-lead {
    font-size: 14px;
  }

  .intelligence-field {
    width: 100%;
    max-width: 470px;
  }

  .case-layout {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .case-tabs {
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }

  .case-tabs button {
    padding: 18px 14px;
    border: 1px solid rgba(255, 255, 255, 0.14);
  }

  .case-tabs button:hover,
  .case-tabs button[aria-selected="true"] {
    padding-left: 14px;
    border-color: rgba(119, 215, 223, 0.55);
    background: rgba(255, 255, 255, 0.06);
  }

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

  .method-grid article {
    min-height: 260px;
    border-bottom: 1px solid rgba(16, 24, 40, 0.16);
  }

  .method-grid article:nth-child(2) {
    border-right: 0;
  }

  .about-layout {
    gap: 64px;
  }

  .contact-card {
    gap: 58px;
  }
}

@media (min-width: 601px) and (max-width: 820px) {
  .hero h1 {
    font-size: 54px;
  }

  .hero-layout {
    padding-top: 124px;
    padding-bottom: 88px;
  }

  .hero-visual {
    margin-top: 62px;
  }

  .intelligence-field {
    width: min(100%, 540px);
  }

  .case-stage {
    padding: 38px 32px;
  }

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

  .contact-card {
    gap: 54px;
  }
}

@media (max-width: 600px) {
  .hero h1 {
    font-size: clamp(40px, 10vw, 44px);
  }

  .hero-layout {
    padding-top: 108px;
    padding-bottom: 66px;
  }

  .hero-visual {
    margin-top: 48px;
  }

  .intelligence-field {
    width: 100%;
  }

  .section-heading h2,
  .about-copy h2,
  .contact-copy h2 {
    font-size: 38px;
  }

  .case-stage h3 {
    font-size: 31px;
  }
}

/* Final responsive calibration */
@media (min-width: 821px) and (max-width: 1100px) {
  .hero-layout {
    grid-template-columns: 1.08fr 0.92fr;
    gap: 34px;
  }

  .hero h1 {
    font-size: 58px;
  }

  .hero-lead {
    font-size: 14px;
  }

  .intelligence-field {
    width: 100%;
    max-width: 470px;
  }

  .case-layout {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .case-tabs {
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }

  .case-tabs button {
    padding: 18px 14px;
    border: 1px solid rgba(255, 255, 255, 0.14);
  }

  .case-tabs button:hover,
  .case-tabs button[aria-selected="true"] {
    padding-left: 14px;
    border-color: rgba(119, 215, 223, 0.55);
    background: rgba(255, 255, 255, 0.06);
  }

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

  .method-grid article {
    min-height: 260px;
    border-bottom: 1px solid rgba(16, 24, 40, 0.16);
  }

  .method-grid article:nth-child(2) {
    border-right: 0;
  }

  .about-layout {
    gap: 64px;
  }

  .contact-card {
    gap: 58px;
  }
}

@media (min-width: 601px) and (max-width: 820px) {
  .hero h1 {
    font-size: 54px;
  }

  .hero-layout {
    padding-top: 124px;
    padding-bottom: 88px;
  }

  .hero-visual {
    margin-top: 62px;
  }

  .intelligence-field {
    width: min(100%, 540px);
  }

  .case-stage {
    padding: 38px 32px;
  }

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

  .contact-card {
    gap: 54px;
  }
}

@media (max-width: 600px) {
  .hero h1 {
    font-size: clamp(40px, 10vw, 44px);
  }

  .hero-layout {
    padding-top: 108px;
    padding-bottom: 66px;
  }

  .hero-visual {
    margin-top: 48px;
  }

  .intelligence-field {
    width: 100%;
  }

  .section-heading h2,
  .about-copy h2,
  .contact-copy h2 {
    font-size: 38px;
  }

  .case-stage h3 {
    font-size: 31px;
  }
}

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

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

/* V2: editorial intelligence direction */
:root {
  --paper: #f0f1ed;
  --white: #fbfcf8;
  --navy: #050b12;
  --navy-2: #09131f;
  --ink: #0b1118;
  --blue: #6d92ff;
  --blue-dark: #416ef0;
  --blue-soft: #e8edff;
  --metal: #b9aa88;
  --shell: min(1240px, calc(100vw - 72px));
}

::selection {
  color: #050b12;
  background: #a9bdff;
}

body {
  background: var(--paper);
}

.site-header {
  border-bottom-color: rgba(255, 255, 255, 0.1);
  background: rgba(5, 11, 18, 0.64);
}

.nav-shell {
  height: 84px;
}

.brand {
  gap: 13px;
}

.brand img {
  width: 34px;
  height: 34px;
  filter: saturate(0.65) brightness(1.28);
}

.brand strong {
  font-size: 14px;
  font-weight: 560;
  letter-spacing: 0.12em;
}

.brand small {
  font-size: 7px;
  letter-spacing: 0.28em;
}

.desktop-nav {
  gap: 40px;
}

.desktop-nav a {
  font-size: 12px;
  letter-spacing: 0.06em;
}

.nav-cta {
  min-width: 152px;
  justify-content: space-between;
  margin-left: 44px;
  padding: 12px 15px;
  border-radius: 2px;
  font-size: 11px;
  letter-spacing: 0.06em;
}

.hero {
  min-height: 940px;
  background:
    radial-gradient(circle at 83% 43%, rgba(73, 111, 222, 0.14), transparent 28%),
    linear-gradient(135deg, #050b12 0%, #07111b 50%, #03070b 100%);
}

.hero::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  content: "";
  background: linear-gradient(90deg, transparent, rgba(155, 181, 255, 0.6), transparent);
}

.hero-grid {
  opacity: 0.32;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(90deg, rgba(0, 0, 0, 0.75), black 65%, transparent);
}

.hero-glow {
  top: 8%;
  right: -12%;
  width: 58vw;
  height: 58vw;
  opacity: 0.34;
  background: radial-gradient(circle, rgba(76, 113, 230, 0.28), rgba(5, 11, 18, 0) 66%);
}

.hero-wordmark {
  position: absolute;
  right: -2vw;
  bottom: -0.12em;
  color: transparent;
  font-family: Arial, sans-serif;
  font-size: clamp(170px, 24vw, 390px);
  font-weight: 800;
  letter-spacing: -0.09em;
  line-height: 0.76;
  opacity: 0.055;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.72);
  user-select: none;
}

.hero-layout {
  grid-template-columns: 1.04fr 0.96fr;
  gap: 54px;
  min-height: 940px;
  padding-top: 84px;
}

.hero-copy {
  position: relative;
  z-index: 3;
  padding: 70px 0 30px;
}

.eyebrow {
  color: rgba(255, 255, 255, 0.42);
  font-size: 9px;
  letter-spacing: 0.32em;
}

.eyebrow span {
  width: 44px;
  background: #9fb6fa;
}

.hero h1 {
  max-width: 720px;
  margin: 42px 0 32px;
  font-size: clamp(60px, 6vw, 92px);
  font-weight: 520;
  letter-spacing: -0.065em;
  line-height: 1.04;
}

.hero h1 em {
  color: rgba(255, 255, 255, 0.34);
  font-weight: 360;
}

.hero-lead {
  max-width: 570px;
  padding-left: 22px;
  border-left: 1px solid rgba(159, 182, 250, 0.42);
  color: rgba(255, 255, 255, 0.56);
  font-size: 15px;
  line-height: 1.95;
}

.hero-actions {
  margin-top: 46px;
}

.button {
  min-height: 54px;
  padding: 0 24px;
  border-radius: 2px;
  font-size: 12px;
  letter-spacing: 0.05em;
}

.button-primary {
  color: #07101a;
  background: #b4c5ff;
  box-shadow: 0 18px 50px rgba(83, 119, 226, 0.18);
}

.button-primary:hover {
  background: #cad5ff;
}

.button-ghost {
  border-color: rgba(255, 255, 255, 0.14);
  background: transparent;
}

.hero-proof {
  gap: 27px;
  margin-top: 45px;
  font-size: 10px;
  letter-spacing: 0.04em;
}

.hero-proof svg {
  width: 12px;
  color: #9fb6fa;
}

.product-window,
.floating-note,
.demo-label {
  display: none;
}

.hero-visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 680px;
}

.intelligence-field {
  position: relative;
  width: min(46vw, 570px);
  aspect-ratio: 1;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background:
    radial-gradient(circle at center, rgba(111, 147, 255, 0.11), transparent 43%),
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: auto, 32px 32px, 32px 32px;
  box-shadow:
    0 70px 120px rgba(0, 0, 0, 0.38),
    inset 0 0 90px rgba(76, 113, 230, 0.05);
}

.intelligence-field::before {
  position: absolute;
  inset: -45%;
  content: "";
  background: conic-gradient(from 90deg, transparent, rgba(104, 142, 255, 0.1), transparent 34%);
  animation: field-sweep 12s linear infinite;
}

.intelligence-field::after {
  position: absolute;
  top: -20%;
  bottom: -20%;
  left: -10%;
  width: 20%;
  content: "";
  opacity: 0.32;
  background: linear-gradient(90deg, transparent, rgba(163, 188, 255, 0.12), transparent);
  animation: field-scan 7s ease-in-out infinite;
  transform: skewX(-12deg);
}

.field-header,
.field-footer {
  position: absolute;
  z-index: 3;
  right: 20px;
  left: 20px;
  display: flex;
  justify-content: space-between;
  color: rgba(255, 255, 255, 0.24);
  font-family: "Courier New", monospace;
  font-size: 7px;
  letter-spacing: 0.12em;
}

.field-header {
  top: 18px;
}

.field-footer {
  bottom: 18px;
}

.field-axis {
  position: absolute;
  z-index: 1;
  opacity: 0.26;
}

.axis-x {
  top: 50%;
  right: 7%;
  left: 7%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(153, 180, 255, 0.8), transparent);
}

.axis-y {
  top: 7%;
  bottom: 7%;
  left: 50%;
  width: 1px;
  background: linear-gradient(transparent, rgba(153, 180, 255, 0.8), transparent);
}

.orbit {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: 50%;
  border: 1px solid rgba(135, 165, 255, 0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.orbit::after {
  position: absolute;
  top: -3px;
  left: 50%;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  content: "";
  background: #9cb4ff;
  box-shadow: 0 0 18px #7194ff;
}

.orbit-one {
  width: 72%;
  height: 72%;
  animation: orbit-spin 18s linear infinite;
}

.orbit-two {
  width: 54%;
  height: 54%;
  border-color: rgba(255, 255, 255, 0.12);
  animation: orbit-spin 13s linear infinite reverse;
}

.orbit-three {
  width: 88%;
  height: 35%;
  border-color: rgba(135, 165, 255, 0.14);
  animation: orbit-tilt 22s linear infinite;
}

.orbit-four {
  width: 35%;
  height: 88%;
  border-color: rgba(255, 255, 255, 0.08);
  animation: orbit-tilt 26s linear infinite reverse;
}

.field-core {
  position: absolute;
  z-index: 5;
  top: 50%;
  left: 50%;
  display: grid;
  place-items: center;
  width: 116px;
  height: 116px;
  border: 1px solid rgba(169, 191, 255, 0.45);
  border-radius: 50%;
  background: rgba(8, 19, 33, 0.76);
  box-shadow:
    0 0 0 14px rgba(112, 148, 255, 0.035),
    0 0 70px rgba(93, 131, 244, 0.28);
  transform: translate(-50%, -50%);
  backdrop-filter: blur(10px);
}

.core-light {
  position: absolute;
  inset: 20%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(203, 214, 255, 0.8), rgba(86, 126, 241, 0.28) 35%, transparent 70%);
  filter: blur(9px);
  animation: core-pulse 4s ease-in-out infinite;
}

.field-node {
  position: absolute;
  z-index: 6;
  display: flex;
  align-items: center;
  gap: 7px;
  color: rgba(255, 255, 255, 0.34);
  font-family: "Courier New", monospace;
  font-size: 7px;
  letter-spacing: 0.12em;
}

.field-node i {
  width: 5px;
  height: 5px;
  border: 1px solid #9bb3fc;
  border-radius: 50%;
  box-shadow: 0 0 12px rgba(114, 151, 255, 0.7);
}

.node-a {
  top: 24%;
  left: 17%;
}

.node-b {
  top: 18%;
  right: 17%;
}

.node-c {
  right: 13%;
  bottom: 24%;
}

.node-d {
  bottom: 18%;
  left: 18%;
}

.field-readout {
  position: absolute;
  z-index: 4;
  display: grid;
  gap: 5px;
}

.field-readout small {
  color: rgba(255, 255, 255, 0.22);
  font-family: "Courier New", monospace;
  font-size: 6px;
  letter-spacing: 0.14em;
}

.field-readout strong {
  color: rgba(255, 255, 255, 0.65);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.12em;
}

.readout-left {
  top: 46%;
  left: 6%;
}

.readout-right {
  right: 6%;
  bottom: 43%;
  text-align: right;
}

@keyframes field-sweep {
  to { transform: rotate(360deg); }
}

@keyframes field-scan {
  0%, 100% { left: -18%; }
  50% { left: 98%; }
}

@keyframes orbit-spin {
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes orbit-tilt {
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes core-pulse {
  0%, 100% { opacity: 0.5; transform: scale(0.9); }
  50% { opacity: 1; transform: scale(1.15); }
}

.trust-strip {
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
  background: #050b12;
}

.trust-grid > div {
  min-height: 136px;
  border-right-color: rgba(255, 255, 255, 0.09);
}

.trust-grid p {
  color: rgba(255, 255, 255, 0.35);
  font-size: 11px;
  letter-spacing: 0.025em;
}

.trust-grid strong {
  color: rgba(255, 255, 255, 0.82);
  font-size: 13px;
  font-weight: 520;
  letter-spacing: 0.04em;
}

.trust-grid > div > span {
  color: #9fb6fa;
}

.section {
  padding: 148px 0;
}

.section-kicker {
  color: #516dbe;
  font-size: 9px;
  letter-spacing: 0.3em;
}

.section-heading {
  margin-bottom: 78px;
}

.split-heading {
  grid-template-columns: 1.38fr 0.62fr;
  gap: 140px;
}

.section-heading h2 {
  margin-top: 25px;
  font-size: clamp(48px, 5.3vw, 72px);
  font-weight: 480;
  letter-spacing: -0.06em;
  line-height: 1.12;
}

.section-heading > p {
  padding-left: 20px;
  border-left: 1px solid rgba(16, 24, 40, 0.16);
  font-size: 13px;
  line-height: 1.95;
}

.solutions {
  overflow: hidden;
}

.solution-grid {
  display: block;
  border-top: 1px solid rgba(16, 24, 40, 0.18);
}

.solution-card,
.solution-card.featured {
  display: grid;
  grid-template-columns: 95px 0.92fr 1.15fr 0.8fr;
  gap: 36px;
  align-items: start;
  min-height: 0;
  padding: 42px 0;
  overflow: visible;
  border: 0;
  border-bottom: 1px solid rgba(16, 24, 40, 0.18);
  border-radius: 0;
  color: var(--ink);
  background: transparent;
  box-shadow: none;
  transition: padding 0.35s ease, background 0.35s ease;
}

.solution-card:hover,
.solution-card.featured:hover {
  padding-right: 24px;
  padding-left: 24px;
  border-color: rgba(16, 24, 40, 0.18);
  background: rgba(255, 255, 255, 0.46);
  box-shadow: none;
  transform: none;
}

.solution-card.featured::after {
  display: none;
}

.card-index {
  position: static;
  color: #8b7856;
  font-size: 14px;
}

.featured .card-index {
  color: #8b7856;
}

.solution-icon,
.featured .solution-icon {
  display: none;
}

.solution-card h3,
.solution-card.featured h3 {
  margin: 0;
  color: var(--ink);
  font-size: 26px;
  font-weight: 540;
  letter-spacing: -0.025em;
}

.solution-card p,
.solution-card.featured p {
  min-height: 0;
  margin: 0;
  color: #59616c;
  font-size: 13px;
  line-height: 1.9;
}

.solution-card ul,
.solution-card.featured ul {
  gap: 10px;
  margin: 0;
  color: #303945;
  font-size: 11px;
  line-height: 1.6;
}

.solution-card > a,
.solution-card.featured > a {
  position: absolute;
  right: 0;
  bottom: 30px;
  left: auto;
  color: var(--ink);
  font-size: 10px;
  letter-spacing: 0.08em;
}

.cases {
  background:
    linear-gradient(120deg, rgba(87, 122, 225, 0.08), transparent 35%),
    #050b12;
}

.cases::before {
  top: auto;
  right: -20%;
  bottom: -40%;
  left: auto;
  width: 900px;
  height: 900px;
  opacity: 0.2;
}

.cases-heading {
  grid-template-columns: 1.3fr 0.7fr;
}

.case-layout {
  grid-template-columns: 260px 1fr;
  gap: 68px;
}

.case-tabs button {
  padding: 30px 0;
  border-radius: 0;
}

.case-tabs button:hover,
.case-tabs button[aria-selected="true"] {
  padding-left: 18px;
}

.case-stage {
  position: relative;
  min-height: 610px;
  padding: 58px 64px;
  overflow: hidden;
  border-color: rgba(255, 255, 255, 0.09);
  border-radius: 0;
  background:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    rgba(255, 255, 255, 0.018);
  background-size: 42px 42px, 42px 42px, auto;
  box-shadow: 0 50px 100px rgba(0, 0, 0, 0.25);
}

.case-stage::after {
  position: absolute;
  top: 25%;
  right: -14%;
  width: 420px;
  height: 420px;
  border: 1px solid rgba(120, 154, 255, 0.16);
  border-radius: 50%;
  content: "";
  box-shadow:
    0 0 0 55px rgba(120, 154, 255, 0.025),
    0 0 0 110px rgba(120, 154, 255, 0.018);
}

.case-stage h3 {
  max-width: 600px;
  margin-top: 36px;
  font-size: clamp(38px, 4.4vw, 58px);
  font-weight: 460;
}

.case-stage > p {
  max-width: 580px;
}

.case-results {
  gap: 90px;
  margin: 42px 0;
}

.case-results strong {
  font-size: 48px;
  font-weight: 420;
}

.case-system {
  position: relative;
  z-index: 2;
  max-width: 640px;
  border-radius: 2px;
  background: rgba(4, 13, 22, 0.8);
}

.query-bubble,
.answer-card,
.answer-mark {
  border-radius: 2px;
}

.method {
  background: #e8e9e4;
}

.method .centered {
  justify-items: start;
  text-align: left;
}

.method .centered > p {
  max-width: 500px;
  padding-left: 0;
  border-left: 0;
}

.method-grid {
  border-top: 1px solid rgba(16, 24, 40, 0.18);
}

.method-grid::before {
  display: none;
}

.method-grid article {
  justify-items: start;
  min-height: 310px;
  padding: 30px 30px 0;
  border-right: 1px solid rgba(16, 24, 40, 0.16);
  text-align: left;
}

.method-grid article:first-child {
  padding-left: 0;
}

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

.method-grid article > span {
  margin-bottom: 62px;
}

.method-icon {
  display: none;
}

.method-grid h3 {
  margin: 0 0 18px;
  font-size: 24px;
  font-weight: 520;
}

.method-grid p {
  max-width: 220px;
  min-height: 92px;
  font-size: 12px;
  line-height: 1.85;
}

.method-grid small {
  margin-top: auto;
  color: #5a6eaa;
  font-family: "Courier New", monospace;
  letter-spacing: 0.12em;
}

.about {
  color: var(--white);
  background: #050b12;
}

.about-layout {
  grid-template-columns: 1.08fr 0.92fr;
  gap: 120px;
}

.about-image::before {
  top: -28px;
  right: 28px;
  bottom: 28px;
  left: -28px;
  border-color: rgba(255, 255, 255, 0.12);
}

.about-image img {
  aspect-ratio: 4 / 5.3;
  filter: grayscale(0.25) saturate(0.55) brightness(0.72) contrast(1.12);
}

.image-caption {
  right: -46px;
  bottom: 42px;
  width: 300px;
  padding: 25px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(6, 15, 24, 0.88);
  backdrop-filter: blur(16px);
}

.about-copy h2 {
  color: var(--white);
  font-size: clamp(48px, 5.2vw, 72px);
  font-weight: 440;
}

.about-copy > p {
  color: rgba(255, 255, 255, 0.46);
  font-size: 13px;
}

.about-copy blockquote {
  border-left-color: #8ba6f4;
  color: rgba(255, 255, 255, 0.82);
  font-size: 15px;
  font-weight: 430;
}

.about-principles div {
  border-top-color: rgba(255, 255, 255, 0.13);
}

.about-principles strong {
  color: rgba(255, 255, 255, 0.86);
}

.about-principles span {
  color: rgba(255, 255, 255, 0.3);
}

.contact-section {
  padding: 130px 0;
  background: var(--paper);
}

.contact-card {
  position: relative;
  gap: 110px;
  padding: 82px 0;
  border-top: 1px solid rgba(16, 24, 40, 0.2);
  border-bottom: 1px solid rgba(16, 24, 40, 0.2);
  border-radius: 0;
  color: var(--ink);
  background: transparent;
  box-shadow: none;
}

.contact-copy h2 {
  color: var(--ink);
  font-size: clamp(48px, 5vw, 68px);
  font-weight: 470;
}

.contact-copy > p {
  color: var(--muted);
}

.contact-details div {
  border-bottom-color: rgba(16, 24, 40, 0.15);
}

.contact-details span {
  color: #8a919a;
}

.contact-details strong {
  color: #333c47;
}

.contact-section .section-kicker.light {
  color: #516dbe;
}

.contact-form {
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.contact-form label > span {
  color: #6d7580;
  font-size: 9px;
  letter-spacing: 0.08em;
}

.contact-form input,
.contact-form textarea {
  border: 0;
  border-bottom: 1px solid rgba(16, 24, 40, 0.2);
  border-radius: 0;
  color: var(--ink);
  background: transparent;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: #5179e7;
  background: transparent;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: #a0a5ab;
}

.form-submit {
  border-radius: 2px;
  color: var(--white);
  background: var(--ink);
}

.form-submit:hover {
  background: #1a2634;
}

.form-note {
  color: #9399a1;
}

.form-note.success {
  color: #3d7258;
}

.site-footer {
  background: #03070b;
}

@media (max-width: 1080px) {
  .hero-layout {
    grid-template-columns: 1fr 0.9fr;
  }

  .hero h1 {
    font-size: 66px;
  }

  .intelligence-field {
    width: 100%;
    max-width: 500px;
  }

  .solution-card,
  .solution-card.featured {
    grid-template-columns: 70px 0.8fr 1.1fr 0.8fr;
    gap: 26px;
  }
}

@media (max-width: 820px) {
  :root {
    --shell: min(100% - 42px, 740px);
  }

  .nav-shell {
    height: 72px;
  }

  .mobile-nav {
    top: 72px;
    background: rgba(5, 11, 18, 0.98);
  }

  .hero {
    min-height: 0;
  }

  .hero-layout {
    display: block;
    min-height: 0;
    padding: 142px 0 100px;
  }

  .hero h1 {
    font-size: clamp(58px, 10vw, 78px);
  }

  .hero-visual {
    min-height: 0;
    margin-top: 80px;
  }

  .intelligence-field {
    width: min(90vw, 620px);
  }

  .trust-grid > div {
    border-bottom-color: rgba(255, 255, 255, 0.09);
  }

  .section {
    padding: 110px 0;
  }

  .split-heading,
  .cases-heading {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .section-heading > p {
    max-width: 560px;
  }

  .solution-card,
  .solution-card.featured {
    grid-template-columns: 55px 0.85fr 1.15fr;
  }

  .solution-card ul {
    grid-column: 2 / 4;
    margin-top: 10px;
  }

  .case-layout {
    grid-template-columns: 1fr;
    gap: 30px;
  }

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

  .case-stage {
    padding: 48px;
  }

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

  .method-grid article {
    min-height: 280px;
    border-bottom: 1px solid rgba(16, 24, 40, 0.16);
  }

  .method-grid article:nth-child(2) {
    border-right: 0;
  }

  .about-layout,
  .contact-card {
    grid-template-columns: 1fr;
  }

  .contact-card {
    gap: 72px;
  }
}

@media (max-width: 600px) {
  :root {
    --shell: calc(100vw - 30px);
  }

  .nav-shell {
    height: 68px;
  }

  .mobile-nav {
    top: 68px;
  }

  .hero-layout {
    padding: 116px 0 74px;
  }

  .hero h1 {
    margin: 31px 0 28px;
    font-size: 47px;
    line-height: 1.08;
  }

  .hero-lead {
    padding-left: 16px;
    font-size: 13px;
  }

  .hero-visual {
    margin-top: 60px;
  }

  .intelligence-field {
    width: 100%;
  }

  .field-readout {
    display: none;
  }

  .field-node {
    font-size: 6px;
  }

  .field-core {
    width: 82px;
    height: 82px;
  }

  .hero-wordmark {
    font-size: 180px;
  }

  .section {
    padding: 88px 0;
  }

  .section-heading h2 {
    font-size: 40px;
  }

  .solution-card,
  .solution-card.featured {
    display: block;
    padding: 34px 0 76px;
  }

  .solution-card:hover,
  .solution-card.featured:hover {
    padding-right: 0;
    padding-left: 0;
    background: transparent;
  }

  .card-index {
    margin-bottom: 30px;
  }

  .solution-card h3,
  .solution-card.featured h3 {
    margin-bottom: 18px;
    font-size: 25px;
  }

  .solution-card ul,
  .solution-card.featured ul {
    margin-top: 24px;
  }

  .solution-card > a,
  .solution-card.featured > a {
    right: auto;
    bottom: 30px;
    left: 0;
  }

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

  .case-stage {
    padding: 28px 20px;
  }

  .case-stage h3 {
    font-size: 34px;
  }

  .case-results {
    gap: 34px;
  }

  .case-results strong {
    font-size: 32px;
  }

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

  .method-grid article,
  .method-grid article:first-child {
    min-height: 235px;
    padding: 28px 0;
    border-right: 0;
  }

  .method-grid article > span {
    margin-bottom: 38px;
  }

  .about-layout {
    gap: 76px;
  }

  .image-caption {
    right: -4px;
    width: 235px;
  }

  .contact-section {
    padding: 72px 0;
  }

  .contact-card {
    width: var(--shell);
    padding: 64px 0;
  }

  .contact-copy h2 {
    font-size: 43px;
  }
}

/* V3 final palette layer */
:root {
  --paper: #f7f6f1;
  --white: #ffffff;
  --navy: #071827;
  --navy-2: #0b253a;
  --ink: #0b1722;
  --blue: #2d66da;
  --blue-dark: #174ea6;
  --blue-soft: #e9f1ff;
  --metal: #ae9870;
}

.brand img {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  filter: none;
}

.site-header {
  background: rgba(7, 24, 39, 0.72);
}

.hero {
  background:
    radial-gradient(circle at 80% 38%, rgba(32, 171, 196, 0.14), transparent 24%),
    radial-gradient(circle at 66% 22%, rgba(59, 104, 219, 0.2), transparent 32%),
    linear-gradient(135deg, #071827 0%, #0a2236 56%, #06131f 100%);
}

.hero::after {
  background: linear-gradient(90deg, transparent, #2e7ce4 32%, #2fc4c9 68%, transparent);
}

.hero-glow {
  opacity: 0.52;
  background: radial-gradient(circle, rgba(55, 111, 230, 0.31), rgba(32, 171, 196, 0.08) 38%, transparent 68%);
}

.button-primary {
  color: #fff;
  background: linear-gradient(105deg, #2d66da, #2789d5);
  box-shadow: 0 18px 50px rgba(45, 102, 218, 0.24);
}

.button-primary:hover {
  background: linear-gradient(105deg, #3975ea, #2e9ae8);
}

.intelligence-field {
  border-color: rgba(102, 171, 255, 0.25);
  background:
    radial-gradient(circle at center, rgba(41, 104, 230, 0.18), transparent 43%),
    linear-gradient(rgba(99, 167, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 167, 255, 0.045) 1px, transparent 1px),
    linear-gradient(145deg, rgba(10, 36, 65, 0.85), rgba(7, 24, 39, 0.95));
  background-size: auto, 32px 32px, 32px 32px, auto;
  box-shadow: 0 70px 120px rgba(0, 0, 0, 0.3), inset 0 0 110px rgba(34, 153, 196, 0.08);
}

.orbit {
  border-color: rgba(78, 151, 255, 0.3);
}

.orbit::after {
  background: #54d2dd;
  box-shadow: 0 0 18px #2bbdcc;
}

.field-core {
  border-color: rgba(75, 174, 224, 0.65);
  background: rgba(8, 34, 55, 0.8);
  box-shadow: 0 0 0 14px rgba(43, 125, 220, 0.06), 0 0 80px rgba(32, 171, 196, 0.3);
}

.core-brand {
  position: relative;
  z-index: 1;
  width: 48px;
  height: 48px;
  border-radius: 12px;
}

.trust-strip {
  border-bottom-color: #dde3e7;
  background: #f9faf7;
}

.trust-grid > div {
  border-right-color: #dde3e7;
}

.trust-grid p {
  color: #69737e;
}

.trust-grid strong {
  color: #142332;
}

.trust-grid > div > span {
  color: #2d66da;
}

.solutions {
  background:
    radial-gradient(circle at 92% 4%, rgba(44, 111, 218, 0.07), transparent 24%),
    #f7f6f1;
}

.cases {
  background:
    radial-gradient(circle at 82% 20%, rgba(48, 202, 208, 0.18), transparent 27%),
    linear-gradient(135deg, #123d92 0%, #0d3177 46%, #082651 100%);
}

.cases::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 3px;
  content: "";
  background: linear-gradient(90deg, #2c6de4, #31c8cb, #7e72e8);
}

.case-stage {
  border-color: rgba(173, 215, 255, 0.2);
  background:
    linear-gradient(rgba(175, 215, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(175, 215, 255, 0.045) 1px, transparent 1px),
    rgba(4, 27, 68, 0.32);
  background-size: 42px 42px, 42px 42px, auto;
}

.case-tabs button > span,
.section-kicker.light {
  color: #77d7df;
}

.method {
  background:
    linear-gradient(120deg, rgba(174, 152, 112, 0.08), transparent 35%),
    #eeeae1;
}

.about {
  color: var(--ink);
  background:
    radial-gradient(circle at 85% 20%, rgba(32, 171, 196, 0.1), transparent 28%),
    #eaf1f3;
}

.about-image::before {
  border-color: rgba(13, 67, 100, 0.2);
}

.about-image img {
  filter: saturate(0.72) brightness(0.9) contrast(1.06);
}

.image-caption {
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(12, 54, 79, 0.9);
}

.about-copy h2 {
  color: var(--ink);
}

.about-copy > p {
  color: #536773;
}

.about-copy blockquote {
  border-left-color: #2d66da;
  color: #173249;
}

.about-principles div {
  border-top-color: rgba(13, 67, 100, 0.18);
}

.about-principles strong {
  color: #132b3c;
}

.about-principles span {
  color: #687b85;
}

.contact-section {
  background:
    radial-gradient(circle at 10% 80%, rgba(45, 102, 218, 0.06), transparent 28%),
    #fbfbf8;
}

.form-submit {
  background: linear-gradient(105deg, #173f85, #217caa);
}

.form-submit:hover {
  background: linear-gradient(105deg, #20529f, #2491bd);
}

.site-footer {
  background: #071827;
}

/* ===== V3 compliance layer: contact flow (no form) + beian ===== */
.contact-flow { display: grid; align-content: start; }
.flow-step { display: grid; grid-template-columns: 42px 1fr; gap: 18px; padding: 22px 0; border-bottom: 1px solid rgba(16, 24, 40, 0.12); }
.flow-step:first-child { padding-top: 0; }
.flow-step > span { color: #8b7856; font-family: Georgia, serif; font-size: 15px; font-style: italic; }
.flow-step strong { display: block; margin-bottom: 7px; color: var(--ink); font-size: 15px; font-weight: 560; }
.flow-step p { margin: 0; color: var(--muted); font-size: 12.5px; line-height: 1.7; }
.contact-cta { display: flex; gap: 12px; margin-top: 34px; }
.footer-beian { display: inline-flex; gap: 18px; flex-wrap: wrap; align-items: center; }
.footer-beian a { color: rgba(255, 255, 255, 0.42); }
.footer-beian a:hover { color: #fff; }
@media (max-width: 600px) { .contact-cta { display: grid; } .footer-beian { gap: 10px; } }
/* ===== V3 home: national slogan + brand philosophy ===== */
.hero-slogan { display: inline-flex; align-items: center; gap: 14px; margin-bottom: 26px; padding: 9px 16px; border: 1px solid rgba(174,152,112,.4); border-radius: 2px; background: rgba(174,152,112,.06); }
.hero-slogan span { color: #d8c9a8; font-size: 11px; font-weight: 600; letter-spacing: .08em; }
.hero-slogan .slogan-policy { color: #e8dcc0; }
.hero-slogan i { width: 1px; height: 11px; background: rgba(174,152,112,.5); }
@media (max-width: 600px) { .hero-slogan { flex-wrap: wrap; gap: 8px; } }

.brand-philosophy { position: relative; overflow: hidden; color: #fff; background: linear-gradient(135deg,#071827 0%,#0a2236 55%,#06131f 100%); }
.brand-philosophy::before { content: ""; position: absolute; inset: 0; opacity: .3; background-image: linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px); background-size: 64px 64px; mask-image: linear-gradient(to right,black,transparent 80%); }
.bp-head { position: relative; z-index: 1; margin-bottom: 50px; text-align: center; }
.bp-head .section-kicker { justify-content: center; color: #77d7df; }
.bp-head h2 { margin: 18px 0 0; color: #fff; font-size: clamp(34px,3.8vw,50px); font-weight: 480; letter-spacing: -.04em; }
.turing-quote { position: relative; z-index: 1; max-width: 820px; margin: 0 auto 56px; padding: 34px 0; text-align: center; border-top: 1px solid rgba(159,182,250,.18); border-bottom: 1px solid rgba(159,182,250,.18); }
.tq-en { margin: 0 0 10px; color: #cdd7f5; font-family: Georgia,serif; font-size: 22px; font-style: italic; font-weight: 400; line-height: 1.5; }
.tq-cn { margin: 0 0 16px; color: #fff; font-size: 25px; font-weight: 480; letter-spacing: .01em; }
.turing-quote cite { color: #8da4e8; font-size: 12px; font-style: normal; letter-spacing: .04em; }
.philosophy-grid { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid rgba(255,255,255,.1); }
.philosophy-grid article { padding: 34px 30px 0; border-right: 1px solid rgba(255,255,255,.1); }
.philosophy-grid article:last-child { border-right: 0; }
.pg-tag { color: #c0aa7e; font-size: 11px; font-weight: 600; letter-spacing: .12em; }
.philosophy-grid h3 { margin: 16px 0 14px; color: #fff; font-size: 20px; font-weight: 540; }
.philosophy-grid p { margin: 0; color: rgba(255,255,255,.5); font-size: 13px; line-height: 1.9; }
@media (max-width: 820px) { .philosophy-grid { grid-template-columns: 1fr; } .philosophy-grid article { padding: 28px 0; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.1); } .philosophy-grid article:last-child { border-bottom: 0; } }
@media (max-width: 600px) { .tq-en { font-size: 18px; } .tq-cn { font-size: 21px; } }