:root {
  --ink: #07182f;
  --ink-soft: #0d2748;
  --navy: #102f55;
  --blue: #1f6feb;
  --blue-bright: #4ca0ff;
  --gold: #e8a72d;
  --gold-light: #f8c966;
  --paper: #f6f8fb;
  --white: #ffffff;
  --text: #102033;
  --muted: #596879;
  --line: #dce3eb;
  --line-dark: rgba(255, 255, 255, 0.14);
  --success: #1c8a68;
  --shadow-sm: 0 10px 30px rgba(8, 29, 55, 0.08);
  --shadow-lg: 0 30px 80px rgba(4, 21, 42, 0.18);
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --container: 1200px;
  --font-sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
  overflow-x: hidden;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--white);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

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

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

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

svg {
  display: block;
}

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

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 999;
  padding: 10px 16px;
  border-radius: 8px;
  color: var(--white);
  background: var(--blue);
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

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

:focus-visible {
  outline: 3px solid rgba(31, 111, 235, 0.5);
  outline-offset: 3px;
}

.site-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 50;
  border-bottom: 1px solid transparent;
  color: var(--white);
  transition: background-color 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.site-header.is-scrolled {
  border-color: rgba(255, 255, 255, 0.09);
  background: rgba(7, 24, 47, 0.94);
  box-shadow: 0 10px 30px rgba(2, 14, 30, 0.18);
  backdrop-filter: blur(16px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 78px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
}

.brand-mark {
  width: 38px;
  height: 38px;
  color: var(--gold-light);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-copy strong {
  color: var(--white);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.brand-copy small {
  margin-top: 5px;
  color: rgba(255, 255, 255, 0.6);
  font-size: 8px;
  font-weight: 600;
  letter-spacing: 0.18em;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: clamp(22px, 3vw, 42px);
  margin-left: auto;
  margin-right: clamp(22px, 3vw, 42px);
}

.desktop-nav a {
  position: relative;
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
  font-weight: 500;
  transition: color 180ms ease;
}

.desktop-nav a::after {
  position: absolute;
  right: 0;
  bottom: -10px;
  left: 0;
  height: 2px;
  border-radius: 999px;
  background: var(--gold-light);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 200ms ease;
}

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

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

.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 24px;
  border: 1px solid transparent;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 650;
  line-height: 1.2;
  transition: color 180ms ease, background-color 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.button svg,
.text-link-light svg,
.service-card a svg,
.closing-cta .button svg {
  width: 19px;
  height: 19px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.button-primary {
  color: #0a1b31;
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  box-shadow: 0 12px 30px rgba(232, 167, 45, 0.2);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: linear-gradient(135deg, #ffd77d, #edaa29);
  box-shadow: 0 16px 34px rgba(232, 167, 45, 0.3);
}

.button-secondary {
  border-color: rgba(255, 255, 255, 0.25);
  color: var(--white);
  background: rgba(255, 255, 255, 0.06);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.11);
}

.button-small {
  min-height: 42px;
  padding: 10px 18px;
  border-radius: 8px;
  font-size: 14px;
}

.button-full {
  width: 100%;
  border: 0;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 9px;
  color: var(--white);
  background: rgba(255, 255, 255, 0.06);
  cursor: pointer;
}

.menu-toggle span {
  width: 18px;
  height: 1.5px;
  border-radius: 999px;
  background: currentColor;
  transition: transform 180ms ease, opacity 180ms ease;
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

.mobile-nav {
  position: absolute;
  top: 78px;
  right: 0;
  left: 0;
  max-height: calc(100vh - 78px);
  overflow-y: auto;
  padding: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(7, 24, 47, 0.98);
  backdrop-filter: blur(16px);
}

.mobile-nav a:not(.button) {
  display: block;
  padding: 14px 4px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
  color: rgba(255, 255, 255, 0.85);
}

.mobile-nav .button {
  width: 100%;
  margin-top: 18px;
}

.hero {
  position: relative;
  min-height: 900px;
  overflow: hidden;
  padding: 156px 0 52px;
  color: var(--white);
  background:
    radial-gradient(circle at 13% 28%, rgba(37, 105, 184, 0.22), transparent 30%),
    linear-gradient(135deg, #06162d 0%, #08213f 52%, #07182f 100%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  opacity: 0.16;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.07) 1px, transparent 1px);
  background-size: 62px 62px;
  mask-image: linear-gradient(to bottom, black, transparent 88%);
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(2px);
  pointer-events: none;
}

.hero-orb-one {
  top: 150px;
  right: -150px;
  width: 500px;
  height: 500px;
  border: 1px solid rgba(90, 171, 255, 0.17);
  box-shadow: 0 0 100px rgba(40, 127, 229, 0.08) inset;
}

.hero-orb-two {
  right: 130px;
  bottom: 0;
  width: 290px;
  height: 290px;
  border: 1px solid rgba(232, 167, 45, 0.1);
}

.hero-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.93fr) minmax(480px, 1.07fr);
  align-items: center;
  gap: clamp(50px, 7vw, 96px);
}

.hero-layout > *,
.scenarios-layout > *,
.principles-layout > *,
.brief-layout > *,
.faq-layout > * {
  min-width: 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
  color: var(--gold-light);
  font-size: 13px;
  font-weight: 650;
  letter-spacing: 0.14em;
}

.eyebrow span {
  width: 28px;
  height: 1px;
  background: currentColor;
}

.hero h1 {
  margin: 0;
  color: var(--white);
  font-size: clamp(52px, 6vw, 80px);
  font-weight: 750;
  line-height: 1.12;
  letter-spacing: -0.045em;
}

.hero h1 em {
  color: transparent;
  background: linear-gradient(105deg, #ffffff 10%, #8fc6ff 80%);
  -webkit-background-clip: text;
  background-clip: text;
  font-style: normal;
}

.hero-lead {
  max-width: 620px;
  margin: 26px 0 0;
  color: rgba(255, 255, 255, 0.69);
  font-size: 18px;
  line-height: 1.9;
}

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

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  color: rgba(255, 255, 255, 0.58);
  font-size: 13px;
}

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

.hero-points svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: var(--gold-light);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.hero-visual {
  position: relative;
  padding: 34px 24px;
}

.visual-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 80%;
  height: 80%;
  border-radius: 50%;
  background: rgba(31, 111, 235, 0.22);
  filter: blur(70px);
  transform: translate(-50%, -50%);
}

.solution-window {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-md);
  background: rgba(10, 35, 66, 0.8);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(22px);
}

.window-bar {
  display: flex;
  height: 52px;
  align-items: center;
  gap: 18px;
  padding: 0 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
  color: rgba(255, 255, 255, 0.67);
  font-size: 12px;
}

.window-dots {
  display: flex;
  gap: 5px;
}

.window-dots i {
  display: block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.24);
}

.window-dots i:first-child {
  background: #e7a62e;
}

.secure-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
  color: #89d3ba;
}

.secure-label span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #49bd93;
  box-shadow: 0 0 10px rgba(73, 189, 147, 0.8);
}

.window-content {
  padding: 22px;
}

.diagnosis-card {
  position: relative;
  overflow: hidden;
  padding: 20px;
  border: 1px solid rgba(125, 188, 255, 0.18);
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(63, 137, 219, 0.16), rgba(255, 255, 255, 0.035));
}

.card-label {
  margin-bottom: 16px;
  color: #8abff9;
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.12em;
}

.diagnosis-card strong {
  display: block;
  margin-top: 18px;
  color: var(--white);
  font-size: 16px;
}

.diagnosis-card p {
  margin: 5px 0 0;
  color: rgba(255, 255, 255, 0.52);
  font-size: 11px;
}

.pulse-line {
  display: grid;
  grid-template-columns: 0.8fr 1.25fr 0.65fr 1fr;
  align-items: end;
  gap: 5px;
  height: 26px;
}

.pulse-line span {
  display: block;
  height: 6px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(76, 160, 255, 0.32), rgba(76, 160, 255, 0.95));
}

.pulse-line span:nth-child(2) { height: 13px; }
.pulse-line span:nth-child(3) { height: 9px; }
.pulse-line span:nth-child(4) { height: 19px; background: linear-gradient(90deg, rgba(232, 167, 45, 0.36), rgba(248, 201, 102, 0.95)); }

.delivery-flow {
  padding: 22px 8px 18px;
}

.flow-item {
  display: flex;
  align-items: center;
  gap: 13px;
  color: rgba(255, 255, 255, 0.44);
}

.flow-icon {
  display: grid;
  width: 31px;
  height: 31px;
  place-items: center;
  flex: 0 0 auto;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 9px;
}

.flow-icon svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.flow-item div {
  display: flex;
  flex-direction: column;
}

.flow-item strong {
  font-size: 13px;
  font-weight: 600;
}

.flow-item small {
  margin-top: 2px;
  color: rgba(255, 255, 255, 0.34);
  font-size: 10px;
}

.flow-item.is-done {
  color: #84d4b8;
}

.flow-item.is-active {
  color: #8fc6ff;
}

.flow-connector {
  width: 1px;
  height: 14px;
  margin: 3px 0 3px 15px;
  background: rgba(255, 255, 255, 0.12);
}

.window-summary {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 1px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 11px;
  background: rgba(255, 255, 255, 0.08);
}

.window-summary div {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 13px 15px;
  background: #0d294d;
}

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

.window-summary strong {
  color: rgba(255, 255, 255, 0.8);
  font-size: 11px;
  font-weight: 600;
}

.floating-tag {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 13px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 10px;
  color: rgba(255, 255, 255, 0.75);
  background: rgba(12, 39, 73, 0.92);
  box-shadow: var(--shadow-sm);
  font-size: 11px;
  backdrop-filter: blur(12px);
}

.floating-tag span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold-light);
}

.tag-one {
  top: 8px;
  right: -6px;
}

.tag-two {
  bottom: 7px;
  left: -8px;
}

.tag-two span {
  background: #72c9aa;
}

.capability-strip {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.2fr 1fr auto 1fr auto 1.2fr auto 1fr;
  align-items: center;
  gap: 20px;
  margin-top: 94px;
  padding: 24px 28px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.045);
}

.capability-strip > span {
  color: rgba(255, 255, 255, 0.42);
  font-size: 12px;
  letter-spacing: 0.1em;
}

.capability-strip div {
  color: rgba(255, 255, 255, 0.76);
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
}

.capability-strip i {
  margin-right: 8px;
  color: var(--gold-light);
  font-size: 10px;
  font-style: normal;
}

.capability-strip > svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: rgba(255, 255, 255, 0.2);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.5;
}

.section {
  padding: 112px 0;
}

.services-section,
.process-section,
.faq-section {
  background: var(--paper);
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 50px;
  margin-bottom: 48px;
}

.section-heading h2,
.scenarios-copy h2,
.principles-panel h2,
.brief-copy h2,
.faq-heading h2 {
  margin: 10px 0 0;
  color: var(--ink);
  font-size: clamp(34px, 4.1vw, 50px);
  font-weight: 730;
  line-height: 1.26;
  letter-spacing: -0.035em;
}

.section-heading > p {
  max-width: 480px;
  margin: 0 0 4px;
  color: var(--muted);
}

.section-kicker {
  color: var(--blue);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.section-kicker-light {
  color: var(--gold-light);
}

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

.service-card {
  position: relative;
  display: flex;
  min-height: 420px;
  flex-direction: column;
  overflow: hidden;
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--white);
  box-shadow: 0 12px 38px rgba(10, 34, 62, 0.045);
  transition: border-color 220ms ease, box-shadow 220ms ease;
}

.service-card:hover {
  border-color: rgba(31, 111, 235, 0.32);
  box-shadow: 0 20px 48px rgba(10, 34, 62, 0.09);
}

.service-card-featured {
  border-color: rgba(232, 167, 45, 0.38);
  background: linear-gradient(145deg, #0b274b, #071b34);
  box-shadow: 0 24px 58px rgba(6, 26, 51, 0.18);
}

.service-number {
  position: absolute;
  top: 25px;
  right: 27px;
  color: #c7d0da;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.service-card-featured .service-number {
  color: rgba(255, 255, 255, 0.34);
}

.service-icon {
  display: grid;
  width: 52px;
  height: 52px;
  place-items: center;
  margin-bottom: 25px;
  border-radius: 14px;
  color: var(--blue);
  background: #eef5ff;
}

.service-icon svg {
  width: 26px;
  height: 26px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.65;
}

.service-card-featured .service-icon {
  color: var(--gold-light);
  background: rgba(255, 255, 255, 0.08);
}

.service-card h3 {
  margin: 0;
  color: var(--ink);
  font-size: 22px;
  line-height: 1.35;
}

.service-card > p {
  margin: 13px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.85;
}

.service-card ul {
  display: grid;
  gap: 8px;
  margin: 22px 0 28px;
  padding: 0;
  color: #394a5d;
  font-size: 13px;
  list-style: none;
}

.service-card li {
  position: relative;
  padding-left: 16px;
}

.service-card li::before {
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--blue);
  content: "";
}

.service-card a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  align-self: flex-start;
  margin-top: auto;
  color: var(--blue);
  font-size: 13px;
  font-weight: 650;
}

.service-card a:hover,
.service-card a:focus-visible {
  color: #0d55bd;
}

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

.service-card-featured > p {
  color: rgba(255, 255, 255, 0.62);
}

.service-card-featured ul {
  color: rgba(255, 255, 255, 0.7);
}

.service-card-featured li::before {
  background: var(--gold-light);
}

.service-card-featured a {
  color: var(--gold-light);
}

.service-card-featured a:hover,
.service-card-featured a:focus-visible {
  color: #ffe09b;
}

.scenarios-section {
  position: relative;
  overflow: hidden;
  color: var(--white);
  background:
    radial-gradient(circle at 10% 30%, rgba(40, 116, 201, 0.23), transparent 32%),
    linear-gradient(135deg, #071a35, #0b284b);
}

.scenarios-section::before {
  position: absolute;
  right: -220px;
  bottom: -300px;
  width: 680px;
  height: 680px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  content: "";
}

.scenarios-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  gap: clamp(60px, 9vw, 125px);
}

.scenarios-copy {
  align-self: center;
}

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

.scenarios-copy > p {
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.62);
  line-height: 1.9;
}

.text-link-light {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 30px;
  color: var(--gold-light);
  font-size: 14px;
  font-weight: 650;
}

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

.scenario-item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) 24px;
  align-items: center;
  gap: 18px;
  min-height: 128px;
  border-bottom: 1px solid var(--line-dark);
}

.scenario-item > span {
  color: var(--gold-light);
  font-size: 11px;
  font-weight: 700;
}

.scenario-item h3 {
  margin: 0;
  color: var(--white);
  font-size: 20px;
}

.scenario-item p {
  margin: 6px 0 0;
  color: rgba(255, 255, 255, 0.5);
  font-size: 14px;
}

.scenario-item > svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: rgba(255, 255, 255, 0.32);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.5;
}

.section-heading-centered {
  display: block;
  max-width: 700px;
  margin: 0 auto 56px;
  text-align: center;
}

.section-heading-centered p {
  max-width: 650px;
  margin: 18px auto 0;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  margin: 0;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--line);
  list-style: none;
}

.process-step {
  min-height: 315px;
  padding: 28px 24px;
  background: var(--white);
}

.step-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 64px;
}

.step-top span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 700;
}

.step-top svg {
  width: 27px;
  height: 27px;
  fill: none;
  stroke: #aebaca;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.45;
}

.process-step h3 {
  margin: 0;
  color: var(--ink);
  font-size: 19px;
}

.process-step p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.8;
}

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

.principles-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
  align-items: center;
  gap: clamp(55px, 9vw, 120px);
}

.principles-panel > p {
  max-width: 590px;
  margin: 22px 0 0;
  color: var(--muted);
}

.code-quote {
  margin-top: 35px;
  padding: 22px 24px;
  border-left: 3px solid var(--gold);
  border-radius: 0 12px 12px 0;
  color: #718096;
  background: var(--paper);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 13px;
  line-height: 1.8;
}

.code-quote span {
  color: var(--blue);
}

.code-quote strong {
  color: var(--ink);
  font-family: var(--font-sans);
  font-weight: 600;
}

.principle-cards {
  border-top: 1px solid var(--line);
}

.principle-card {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 14px;
  padding: 27px 0;
  border-bottom: 1px solid var(--line);
}

.principle-card > span {
  color: var(--gold);
  font-size: 11px;
  font-weight: 700;
}

.principle-card h3 {
  margin: 0;
  color: var(--ink);
  font-size: 19px;
}

.principle-card p {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.brief-section {
  position: relative;
  overflow: hidden;
  color: var(--white);
  background: linear-gradient(135deg, #09213f, #0b2b50 58%, #0b2442);
}

.brief-section::before {
  position: absolute;
  top: -280px;
  left: -220px;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: rgba(31, 111, 235, 0.14);
  content: "";
  filter: blur(20px);
}

.brief-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(520px, 1.14fr);
  align-items: center;
  gap: clamp(60px, 8vw, 100px);
}

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

.brief-copy > p {
  max-width: 500px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.62);
}

.privacy-note {
  display: flex;
  gap: 13px;
  align-items: flex-start;
  margin-top: 34px;
  padding: 16px 18px;
  border: 1px solid rgba(112, 202, 170, 0.18);
  border-radius: 12px;
  background: rgba(112, 202, 170, 0.07);
}

.privacy-note svg {
  width: 23px;
  height: 23px;
  flex: 0 0 auto;
  fill: none;
  stroke: #7bd1b2;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.6;
}

.privacy-note div {
  display: flex;
  flex-direction: column;
}

.privacy-note strong {
  color: #b5ead7;
  font-size: 13px;
}

.privacy-note span {
  margin-top: 3px;
  color: rgba(255, 255, 255, 0.48);
  font-size: 11px;
}

.brief-form {
  padding: 34px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-md);
  color: var(--text);
  background: var(--white);
  box-shadow: var(--shadow-lg);
}

.brief-form label {
  position: relative;
  display: block;
  margin-bottom: 20px;
}

.brief-form label > span {
  display: block;
  margin-bottom: 8px;
  color: #293a4d;
  font-size: 13px;
  font-weight: 650;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.brief-form select,
.brief-form textarea {
  width: 100%;
  border: 1px solid #cfd8e3;
  border-radius: 10px;
  color: var(--text);
  background: #fbfcfe;
  transition: border-color 180ms ease, box-shadow 180ms ease, background-color 180ms ease;
}

.brief-form select {
  height: 48px;
  padding: 0 38px 0 13px;
}

.brief-form textarea {
  min-height: 128px;
  padding: 12px 14px 27px;
  resize: vertical;
}

.brief-form select:hover,
.brief-form textarea:hover {
  border-color: #a6b6c9;
}

.brief-form select:focus,
.brief-form textarea:focus {
  border-color: var(--blue);
  outline: 0;
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(31, 111, 235, 0.13);
}

.brief-form label > small {
  position: absolute;
  right: 11px;
  bottom: 6px;
  color: #8290a0;
  font-size: 10px;
}

.form-hint {
  margin: 12px 0 0;
  color: #758396;
  font-size: 11px;
  text-align: center;
}

.faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.68fr) minmax(0, 1.32fr);
  align-items: start;
  gap: clamp(55px, 8vw, 110px);
}

.faq-heading {
  position: sticky;
  top: 120px;
}

.faq-heading p {
  margin: 20px 0 0;
  color: var(--muted);
}

.faq-list {
  border-top: 1px solid #cbd5e1;
}

.faq-list details {
  border-bottom: 1px solid #cbd5e1;
}

.faq-list summary {
  position: relative;
  display: flex;
  min-height: 86px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  cursor: pointer;
  color: var(--ink);
  font-size: 17px;
  font-weight: 650;
  list-style: none;
}

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

.faq-list summary span {
  position: relative;
  width: 28px;
  height: 28px;
  flex: 0 0 auto;
  border: 1px solid #b8c4d1;
  border-radius: 50%;
}

.faq-list summary span::before,
.faq-list summary span::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 1px;
  background: #526376;
  content: "";
  transform: translate(-50%, -50%);
  transition: transform 180ms ease;
}

.faq-list summary span::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.faq-list details[open] summary span::after {
  transform: translate(-50%, -50%) rotate(0deg);
}

.faq-list details[open] summary {
  color: var(--blue);
}

.faq-list details p {
  margin: -8px 55px 28px 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.9;
}

.closing-cta {
  padding: 70px 0;
  color: var(--white);
  background: linear-gradient(105deg, #1a62bd, #174e96);
}

.closing-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.closing-inner > div > span {
  color: rgba(255, 255, 255, 0.62);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.14em;
}

.closing-inner h2 {
  margin: 9px 0 0;
  color: var(--white);
  font-size: clamp(28px, 3.5vw, 42px);
  line-height: 1.25;
}

.closing-inner p {
  margin: 10px 0 0;
  color: rgba(255, 255, 255, 0.69);
}

.button-light {
  flex: 0 0 auto;
  color: var(--blue);
  background: var(--white);
  box-shadow: 0 14px 35px rgba(3, 33, 76, 0.22);
}

.button-light:hover,
.button-light:focus-visible {
  color: #0b52b0;
  background: #f3f8ff;
}

.site-footer {
  color: rgba(255, 255, 255, 0.58);
  background: #061427;
}

.footer-main {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) minmax(0, 1.2fr);
  gap: 80px;
  padding-top: 68px;
  padding-bottom: 58px;
}

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

.footer-brand > p {
  max-width: 310px;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.43);
  font-size: 13px;
}

.footer-links {
  display: grid;
  grid-template-columns: 0.8fr 0.8fr 1.4fr;
  gap: 38px;
}

.footer-links > div {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.footer-links strong {
  margin-bottom: 7px;
  color: rgba(255, 255, 255, 0.84);
  font-size: 13px;
}

.footer-links a,
.footer-links span {
  color: rgba(255, 255, 255, 0.43);
  font-size: 12px;
}

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

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 70px;
  border-top: 1px solid rgba(255, 255, 255, 0.09);
  color: rgba(255, 255, 255, 0.34);
  font-size: 11px;
}

.footer-bottom div {
  display: flex;
  gap: 22px;
}

.footer-bottom a:hover,
.footer-bottom a:focus-visible {
  color: rgba(255, 255, 255, 0.78);
}

.toast {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 100;
  max-width: min(380px, calc(100% - 44px));
  padding: 13px 18px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 10px;
  color: var(--white);
  background: rgba(7, 24, 47, 0.96);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.22);
  font-size: 13px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(14px);
  transition: opacity 180ms ease, transform 180ms ease;
}

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

.js .reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 650ms ease, transform 650ms ease;
  transition-delay: var(--reveal-delay, 0ms);
}

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

.legal-page {
  min-height: 100vh;
  color: var(--text);
  background: var(--paper);
}

.legal-header {
  padding: 22px 0;
  color: var(--white);
  background: var(--ink);
}

.legal-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.legal-header > .container > a:last-child {
  color: rgba(255, 255, 255, 0.68);
  font-size: 13px;
}

.legal-content {
  max-width: 860px;
  margin: 0 auto;
  padding: 90px 20px 110px;
}

.legal-content > span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.legal-content h1 {
  margin: 10px 0 14px;
  color: var(--ink);
  font-size: clamp(36px, 5vw, 52px);
  line-height: 1.25;
}

.legal-updated {
  margin: 0 0 45px;
  color: #738194;
  font-size: 13px;
}

.legal-card {
  padding: 38px clamp(24px, 5vw, 52px);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--white);
  box-shadow: var(--shadow-sm);
}

.legal-card h2 {
  margin: 34px 0 10px;
  color: var(--ink);
  font-size: 21px;
}

.legal-card h2:first-child {
  margin-top: 0;
}

.legal-card p,
.legal-card li {
  color: var(--muted);
  font-size: 14px;
}

.legal-card ul {
  padding-left: 20px;
}

@media (max-width: 1100px) {
  .hero-layout {
    grid-template-columns: minmax(0, 0.9fr) minmax(430px, 1.1fr);
    gap: 38px;
  }

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

  .capability-strip > span,
  .capability-strip > svg {
    display: none;
  }

  .service-card {
    padding: 28px;
  }

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

  .process-step {
    min-height: 275px;
  }

  .step-top {
    margin-bottom: 45px;
  }
}

@media (max-width: 900px) {
  .desktop-nav,
  .header-cta {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .hero {
    min-height: auto;
    padding-top: 135px;
  }

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

  .hero-copy {
    max-width: 700px;
  }

  .hero-visual {
    width: 100%;
    max-width: 650px;
    min-width: 0;
    margin-inline: auto;
  }

  .capability-strip {
    margin-top: 65px;
  }

  .section {
    padding: 88px 0;
  }

  .section-heading {
    display: block;
  }

  .section-heading > p {
    margin-top: 18px;
  }

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

  .scenarios-layout,
  .principles-layout,
  .brief-layout,
  .faq-layout {
    grid-template-columns: 1fr;
  }

  .scenarios-copy,
  .principles-panel,
  .brief-copy {
    max-width: 700px;
  }

  .brief-layout {
    gap: 50px;
  }

  .faq-heading {
    position: static;
  }

  .footer-main {
    grid-template-columns: 1fr;
    gap: 50px;
  }
}

@media (max-width: 680px) {
  .container {
    width: min(calc(100% - 32px), var(--container));
  }

  .header-inner {
    height: 70px;
  }

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

  .brand-copy strong {
    font-size: 15px;
  }

  .mobile-nav {
    top: 70px;
    max-height: calc(100vh - 70px);
  }

  .hero {
    padding: 122px 0 40px;
  }

  .hero h1 {
    font-size: clamp(45px, 14vw, 62px);
  }

  .hero-lead {
    font-size: 16px;
    line-height: 1.8;
  }

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

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

  .hero-points {
    gap: 13px 18px;
  }

  .hero-visual {
    margin-top: 5px;
    padding: 22px 0;
  }

  .window-bar {
    padding: 0 13px;
  }

  .window-bar > span:nth-child(2) {
    display: none;
  }

  .window-content {
    padding: 15px;
  }

  .floating-tag {
    display: none;
  }

  .window-summary {
    grid-template-columns: 1fr;
  }

  .capability-strip {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-top: 45px;
    padding: 20px;
  }

  .capability-strip div {
    white-space: normal;
  }

  .section {
    padding: 72px 0;
  }

  .section-heading h2,
  .scenarios-copy h2,
  .principles-panel h2,
  .brief-copy h2,
  .faq-heading h2 {
    font-size: 32px;
  }

  .section-heading {
    margin-bottom: 35px;
  }

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

  .service-card {
    min-height: 0;
    padding: 27px;
  }

  .scenario-item {
    grid-template-columns: 30px 1fr;
    padding: 20px 0;
  }

  .scenario-item > svg {
    display: none;
  }

  .scenario-item h3 {
    font-size: 18px;
  }

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

  .process-step {
    min-height: 0;
  }

  .step-top {
    margin-bottom: 32px;
  }

  .code-quote {
    overflow-x: auto;
    white-space: nowrap;
  }

  .brief-form {
    padding: 24px 19px;
  }

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

  .faq-list summary {
    min-height: 78px;
    font-size: 15px;
  }

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

  .closing-inner .button {
    width: 100%;
  }

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

  .footer-links > div:last-child {
    grid-column: 1 / -1;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    padding: 18px 0;
  }

  .toast {
    right: 16px;
    bottom: 16px;
    max-width: calc(100% - 32px);
  }
}

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

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

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

@media print {
  .site-header,
  .closing-cta,
  .site-footer,
  .toast {
    display: none !important;
  }

  body {
    color: #000;
    background: #fff;
  }
}