:root {
  --page: #f3f7f9;
  --surface: #ffffff;
  --surface-soft: #edf3f6;
  --ink: #132238;
  --muted: #627286;
  --line: rgba(18, 47, 76, 0.13);
  --navy: #06182d;
  --navy-2: #0a2b49;
  --blue: #1477e3;
  --blue-deep: #0b58b7;
  --cyan: #31c4e3;
  --mint: #42d6a4;
  --mint-soft: #d9fff1;
  --shadow: 0 18px 54px rgba(7, 33, 58, 0.1);
  --radius: 18px;
  --container: 1220px;
  --header-height: 76px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 18px);
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--page);
  font-family:
    "HarmonyOS Sans SC",
    "MiSans",
    "Noto Sans CJK SC",
    "Microsoft YaHei",
    sans-serif;
  font-size: 16px;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body::selection {
  color: #ffffff;
  background: var(--blue);
}

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

button {
  font: inherit;
  cursor: pointer;
}

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

h1,
h2,
h3,
p,
dl,
dd {
  margin: 0;
}

ol,
ul {
  margin: 0;
  padding: 0;
}

section {
  position: relative;
}

.container {
  width: min(calc(100% - 56px), var(--container));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 9px 14px;
  color: #ffffff;
  border-radius: 8px;
  background: var(--navy);
  transform: translateY(-180%);
  transition: transform 180ms ease;
}

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

:focus-visible {
  outline: 3px solid rgba(49, 196, 227, 0.7);
  outline-offset: 4px;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  color: #ffffff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.11);
  background: linear-gradient(180deg, rgba(3, 17, 33, 0.72), rgba(3, 17, 33, 0.08));
  transition:
    color 200ms ease,
    background 200ms ease,
    border-color 200ms ease,
    box-shadow 200ms ease;
}

.site-header.is-scrolled,
.site-header.is-menu-open {
  color: var(--ink);
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 8px 30px rgba(6, 24, 45, 0.08);
  backdrop-filter: blur(16px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-height);
  gap: 30px;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  gap: 10px;
}

.brand-logo {
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
}

.brand-text {
  display: grid;
  gap: 2px;
}

.brand-name {
  color: currentColor;
  font-size: 17px;
  font-weight: 850;
  line-height: 1.1;
  letter-spacing: 0.02em;
}

.brand-subtitle {
  color: currentColor;
  font-size: 9px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.2em;
  opacity: 0.55;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 14px;
  font-weight: 700;
}

.site-nav > a:not(.nav-cta) {
  position: relative;
  padding: 27px 0 24px;
  opacity: 0.8;
  transition: opacity 180ms ease;
}

.site-nav > a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 18px;
  left: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--mint));
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

.site-nav > a:not(.nav-cta):hover {
  opacity: 1;
}

.site-nav > a:not(.nav-cta):hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 18px;
  color: #ffffff;
  border-radius: 999px;
  background: linear-gradient(120deg, var(--blue), #0a8bc3);
  box-shadow: 0 10px 26px rgba(20, 119, 227, 0.25);
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 10px 9px;
  color: currentColor;
  border: 1px solid currentColor;
  border-radius: 50%;
  background: transparent;
  opacity: 0.84;
}

.menu-toggle span {
  display: block;
  width: 19px;
  height: 2px;
  margin-inline: auto;
  border-radius: 10px;
  background: currentColor;
  transition:
    transform 180ms ease,
    opacity 180ms ease;
}

.menu-toggle span + span {
  margin-top: 5px;
}

.site-header.is-menu-open .menu-toggle span:first-child {
  transform: translateY(7px) rotate(45deg);
}

.site-header.is-menu-open .menu-toggle span:nth-child(2) {
  opacity: 0;
}

.site-header.is-menu-open .menu-toggle span:last-child {
  transform: translateY(-7px) rotate(-45deg);
}

.hero {
  min-height: 730px;
  overflow: hidden;
  color: #ffffff;
  background: var(--navy);
}

.hero-media,
.hero-overlay,
.hero-grid {
  position: absolute;
  inset: 0;
}

.hero-media {
  z-index: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: saturate(0.9) contrast(1.08);
}

.hero-overlay {
  z-index: 1;
  background:
    radial-gradient(circle at 77% 45%, rgba(29, 142, 196, 0.18), transparent 30%),
    linear-gradient(90deg, rgba(3, 17, 33, 0.98) 0%, rgba(4, 24, 45, 0.91) 48%, rgba(3, 19, 36, 0.58) 100%),
    linear-gradient(180deg, rgba(2, 14, 28, 0.08), rgba(2, 14, 28, 0.72));
}

.hero-grid {
  z-index: 1;
  opacity: 0.25;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 68px 68px;
  mask-image: linear-gradient(to bottom, transparent, #000 22%, #000 78%, transparent);
}

.hero-layout {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(340px, 0.66fr);
  align-items: center;
  gap: 72px;
  min-height: 730px;
  padding-top: 108px;
  padding-bottom: 66px;
}

.eyebrow,
.section-kicker {
  color: var(--blue);
  font-size: 11px;
  font-weight: 850;
  line-height: 1.5;
  letter-spacing: 0.12em;
}

.hero .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--mint);
}

.hero .eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  background: currentColor;
}

.hero h1 {
  max-width: 790px;
  margin-top: 21px;
  font-size: clamp(46px, 5vw, 66px);
  font-weight: 820;
  line-height: 1.13;
  letter-spacing: -0.055em;
}

.hero-lead {
  max-width: 700px;
  margin-top: 24px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 17px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 31px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
  line-height: 1;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease,
    box-shadow 180ms ease;
}

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

.btn-primary {
  color: #ffffff;
  background: linear-gradient(120deg, var(--blue), #078dc3);
  box-shadow: 0 14px 34px rgba(20, 119, 227, 0.34);
}

.btn-ghost {
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.04);
}

.btn-ghost:hover {
  border-color: rgba(255, 255, 255, 0.48);
  background: rgba(255, 255, 255, 0.08);
}

.hero-engine {
  padding: 28px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.11), rgba(255, 255, 255, 0.035)),
    rgba(4, 25, 47, 0.52);
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(18px);
}

.engine-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
}

.engine-head > span {
  color: var(--mint);
  font-size: 9px;
  font-weight: 850;
  letter-spacing: 0.16em;
}

.engine-head > p {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.46);
  font-size: 9px;
}

.engine-head i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 5px rgba(66, 214, 164, 0.1);
  animation: signalPulse 2.2s ease-in-out infinite;
}

.hero-engine h2 {
  margin-top: 28px;
  color: #ffffff;
  font-size: 24px;
  font-weight: 750;
  line-height: 1.35;
}

.engine-flow {
  display: grid;
  grid-template-columns: 1fr 18px 1fr 18px 1fr;
  align-items: center;
  gap: 5px;
  margin-top: 25px;
}

.engine-flow > div {
  display: grid;
  min-height: 74px;
  place-content: center;
  gap: 5px;
  padding: 10px;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.045);
  text-align: center;
}

.engine-flow > div span {
  color: var(--mint);
  font-size: 8px;
  font-weight: 850;
}

.engine-flow > div strong {
  color: rgba(255, 255, 255, 0.78);
  font-size: 11px;
  font-weight: 750;
  white-space: nowrap;
}

.engine-flow > i {
  position: relative;
  height: 1px;
  background: linear-gradient(90deg, rgba(49, 196, 227, 0.25), var(--mint));
}

.engine-flow > i::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 0;
  width: 5px;
  height: 5px;
  border-top: 1px solid var(--mint);
  border-right: 1px solid var(--mint);
  transform: translateY(-50%) rotate(45deg);
}

.engine-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 26px;
  padding-top: 23px;
  border-top: 1px solid rgba(255, 255, 255, 0.11);
}

.engine-stats > div {
  min-width: 0;
  padding: 0 12px;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.engine-stats > div:first-child {
  padding-left: 0;
}

.engine-stats > div:last-child {
  padding-right: 0;
  border-right: 0;
}

.engine-stats strong {
  display: block;
  color: #ffffff;
  font-size: 18px;
  font-weight: 800;
  line-height: 1.2;
  white-space: nowrap;
}

.engine-stats sup {
  color: var(--mint);
  font-size: 10px;
}

.engine-stats span {
  display: block;
  margin-top: 6px;
  color: rgba(255, 255, 255, 0.4);
  font-size: 9px;
  line-height: 1.4;
}

.section {
  padding: 86px 0;
}

.section-head,
.case-heading,
.ai-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(300px, 0.48fr);
  align-items: end;
  gap: 72px;
  margin-bottom: 38px;
}

.section-kicker {
  margin-bottom: 14px;
}

.section-head h2,
.case-heading h2,
.ai-heading h2,
.about-title h2,
.contact-copy h2 {
  max-width: 760px;
  color: var(--ink);
  font-size: clamp(32px, 3.2vw, 44px);
  font-weight: 790;
  line-height: 1.25;
  letter-spacing: -0.045em;
}

.section-head > p,
.ai-heading > p {
  color: var(--muted);
  font-size: 14px;
}

.services-section {
  background:
    radial-gradient(circle at 92% 8%, rgba(49, 196, 227, 0.08), transparent 24%),
    #f7fafb;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 16px;
}

.service-card {
  grid-column: span 3;
  display: flex;
  min-height: 292px;
  flex-direction: column;
  padding: 27px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 12px 36px rgba(8, 37, 64, 0.06);
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease;
}

.service-card:hover {
  transform: translateY(-5px);
  border-color: rgba(20, 119, 227, 0.24);
  box-shadow: var(--shadow);
}

.service-card-primary {
  grid-column: span 6;
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.1);
  background:
    radial-gradient(circle at 88% 14%, rgba(49, 196, 227, 0.22), transparent 28%),
    linear-gradient(140deg, var(--navy), #0a385d);
  box-shadow: 0 22px 60px rgba(6, 24, 45, 0.17);
}

.card-index {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.card-index > span {
  color: var(--blue);
  font-size: 22px;
  font-weight: 820;
  line-height: 1;
}

.card-index > p {
  color: var(--muted);
  font-size: 8px;
  font-weight: 850;
  letter-spacing: 0.14em;
}

.service-card-primary .card-index > span {
  color: var(--mint);
}

.service-card-primary .card-index > p {
  color: rgba(255, 255, 255, 0.4);
}

.service-card h3 {
  margin-top: 34px;
  color: var(--ink);
  font-size: 23px;
  font-weight: 770;
  line-height: 1.35;
}

.service-card > p {
  margin-top: 13px;
  color: var(--muted);
  font-size: 13px;
}

.service-card-primary h3 {
  color: #ffffff;
  font-size: 27px;
}

.service-card-primary > p {
  max-width: 620px;
  color: rgba(255, 255, 255, 0.65);
}

.service-points {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: auto;
  padding-top: 20px;
}

.service-points span {
  padding: 6px 10px;
  color: #2c5872;
  border: 1px solid rgba(20, 119, 227, 0.12);
  border-radius: 999px;
  background: rgba(20, 119, 227, 0.05);
  font-size: 10px;
  font-weight: 700;
}

.service-card-primary .service-points span {
  color: rgba(255, 255, 255, 0.7);
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.055);
}

.service-band {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(460px, 1.1fr);
  align-items: center;
  gap: 28px;
  margin-top: 16px;
  padding: 22px 25px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
}

.data-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px;
}

.data-tags strong {
  margin-right: 5px;
  color: var(--ink);
  font-size: 11px;
  font-weight: 800;
}

.data-tags span {
  padding: 5px 9px;
  color: #587084;
  border-radius: 999px;
  background: var(--surface-soft);
  font-size: 9px;
  font-weight: 700;
}

.service-flow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  overflow: hidden;
  list-style: none;
  border: 1px solid rgba(20, 119, 227, 0.12);
  border-radius: 10px;
  background: #f7fafb;
}

.service-flow li {
  position: relative;
  padding: 11px 8px;
  color: #50677b;
  border-right: 1px solid var(--line);
  font-size: 10px;
  font-weight: 750;
  text-align: center;
}

.service-flow li:last-child {
  border-right: 0;
}

.service-flow li span {
  display: block;
  margin-bottom: 3px;
  color: var(--blue);
  font-size: 8px;
}

.service-flow li:not(:last-child)::after {
  content: "";
  position: absolute;
  z-index: 1;
  top: 50%;
  right: -4px;
  width: 7px;
  height: 7px;
  border-top: 1px solid var(--mint);
  border-right: 1px solid var(--mint);
  transform: translateY(-50%) rotate(45deg);
}

.cases-section {
  background: var(--surface-soft);
}

.case-heading {
  margin-bottom: 18px;
}

.case-total {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 18px;
  padding-left: 24px;
  border-left: 2px solid var(--mint);
}

.case-total strong {
  color: var(--blue-deep);
  font-size: 40px;
  font-weight: 820;
  line-height: 1;
  letter-spacing: -0.045em;
}

.case-total sup {
  color: #078b72;
  font-size: 15px;
}

.case-total p {
  color: var(--muted);
  font-size: 12px;
}

.case-disclaimer {
  margin-bottom: 30px;
  color: #738294;
  font-size: 11px;
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.case-card {
  display: flex;
  min-height: 420px;
  flex-direction: column;
  padding: 27px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 12px 36px rgba(8, 37, 64, 0.055);
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease;
}

.case-card:hover {
  transform: translateY(-4px);
  border-color: rgba(20, 119, 227, 0.22);
  box-shadow: var(--shadow);
}

.case-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.case-card-head > span {
  color: var(--blue);
  font-size: 9px;
  font-weight: 850;
  letter-spacing: 0.14em;
}

.case-card-head > strong {
  padding: 5px 10px;
  color: #147561;
  border-radius: 999px;
  background: rgba(66, 214, 164, 0.11);
  font-size: 10px;
  font-weight: 800;
}

.case-card h3 {
  margin-top: 21px;
  color: var(--ink);
  font-size: 22px;
  font-weight: 770;
  line-height: 1.35;
}

.case-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 18px;
}

.case-metrics span {
  padding: 10px 11px;
  color: #647689;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: #f7fafb;
  font-size: 10px;
}

.case-metrics b {
  display: block;
  margin-bottom: 3px;
  color: var(--blue-deep);
  font-size: 15px;
  font-weight: 820;
}

.case-detail {
  display: grid;
  margin-top: 19px;
}

.case-detail > div {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 10px;
  padding: 10px 0;
  border-top: 1px solid var(--line);
}

.case-detail dt {
  color: var(--blue);
  font-size: 10px;
  font-weight: 800;
}

.case-detail dd {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.65;
}

.case-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  margin-top: 16px;
  padding: 20px 24px;
  color: rgba(255, 255, 255, 0.72);
  border-radius: var(--radius);
  background: linear-gradient(120deg, var(--navy), #0a4f64);
}

.case-link p {
  font-size: 12px;
}

.case-link a {
  flex-shrink: 0;
  color: var(--mint);
  font-size: 12px;
  font-weight: 800;
}

.case-link a span {
  display: inline-block;
  margin-left: 7px;
  transition: transform 180ms ease;
}

.case-link a:hover span {
  transform: translateX(4px);
}

.ai-section {
  overflow: hidden;
  color: #ffffff;
  background:
    radial-gradient(circle at 84% 14%, rgba(49, 196, 227, 0.16), transparent 28%),
    linear-gradient(140deg, var(--navy), #082c49 66%, #073d49);
}

.ai-section::after {
  content: "";
  position: absolute;
  top: -150px;
  right: -130px;
  width: 420px;
  height: 420px;
  border: 1px solid rgba(66, 214, 164, 0.12);
  border-radius: 50%;
  pointer-events: none;
}

.ai-heading {
  position: relative;
  z-index: 1;
}

.ai-heading .section-kicker {
  color: var(--mint);
}

.ai-heading h2 {
  color: #ffffff;
}

.ai-heading > p {
  color: rgba(255, 255, 255, 0.58);
}

.ai-flow {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  overflow: hidden;
  list-style: none;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.045);
}

.ai-flow li {
  position: relative;
  min-height: 118px;
  padding: 20px 22px;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.ai-flow li:last-child {
  border-right: 0;
}

.ai-flow li > span {
  color: var(--mint);
  font-size: 9px;
  font-weight: 850;
}

.ai-flow strong {
  display: block;
  margin-top: 14px;
  color: #ffffff;
  font-size: 15px;
  font-weight: 760;
}

.ai-flow p {
  margin-top: 4px;
  color: rgba(255, 255, 255, 0.42);
  font-size: 10px;
}

.ai-flow li:not(:last-child)::after {
  content: "";
  position: absolute;
  z-index: 2;
  top: 50%;
  right: -4px;
  width: 7px;
  height: 7px;
  border-top: 1px solid var(--mint);
  border-right: 1px solid var(--mint);
  transform: translateY(-50%) rotate(45deg);
}

.ai-cards {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 13px;
  margin-top: 13px;
}

.ai-card {
  min-height: 190px;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.055);
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease;
}

.ai-card:hover {
  transform: translateY(-4px);
  border-color: rgba(66, 214, 164, 0.3);
  background: rgba(255, 255, 255, 0.075);
}

.ai-card > span {
  color: var(--mint);
  font-size: 8px;
  font-weight: 850;
  letter-spacing: 0.15em;
}

.ai-card h3 {
  margin-top: 23px;
  color: #ffffff;
  font-size: 19px;
  font-weight: 750;
  line-height: 1.4;
}

.ai-card p {
  margin-top: 10px;
  color: rgba(255, 255, 255, 0.52);
  font-size: 11px;
}

.ai-security {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 22px;
  margin-top: 13px;
  padding: 18px 22px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  background: rgba(3, 18, 34, 0.3);
}

.ai-security > strong {
  color: var(--mint);
  font-size: 10px;
  font-weight: 850;
}

.ai-security > div {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.ai-security > div span {
  padding: 5px 9px;
  color: rgba(255, 255, 255, 0.58);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  font-size: 9px;
  font-weight: 700;
}

.ai-security > a {
  color: var(--mint);
  font-size: 11px;
  font-weight: 800;
  white-space: nowrap;
}

.delivery-section {
  background: #ffffff;
}

.delivery-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 13px;
  list-style: none;
}

.delivery-card {
  position: relative;
  min-height: 260px;
  padding: 24px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
  box-shadow: 0 10px 30px rgba(8, 37, 64, 0.05);
}

.delivery-card::after {
  content: "";
  position: absolute;
  right: -36px;
  bottom: -36px;
  width: 90px;
  height: 90px;
  border: 1px solid rgba(20, 119, 227, 0.1);
  border-radius: 50%;
}

.delivery-card > span {
  color: var(--blue);
  font-size: 19px;
  font-weight: 820;
}

.delivery-card > p:first-of-type {
  position: absolute;
  top: 27px;
  right: 23px;
  color: #9aa8b5;
  font-size: 7px;
  font-weight: 850;
  letter-spacing: 0.12em;
}

.delivery-card h3 {
  margin-top: 40px;
  color: var(--ink);
  font-size: 20px;
  font-weight: 760;
}

.delivery-card > strong {
  display: block;
  margin-top: 7px;
  color: #087962;
  font-size: 12px;
  font-weight: 800;
}

.delivery-card > p:last-child {
  margin-top: 13px;
  color: var(--muted);
  font-size: 11px;
}

.about-section {
  background:
    linear-gradient(135deg, rgba(20, 119, 227, 0.045), transparent 44%),
    var(--surface-soft);
}

.about-layout {
  display: grid;
  grid-template-columns: minmax(300px, 0.78fr) minmax(0, 1.22fr);
  align-items: start;
  gap: 80px;
}

.about-copy {
  padding-top: 26px;
  border-top: 1px solid var(--line);
}

.about-copy > p {
  color: var(--muted);
  font-size: 14px;
}

.about-copy > p + p {
  margin-top: 16px;
}

.collaboration-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 27px;
}

.collaboration-tags span {
  padding: 7px 12px;
  color: #28546d;
  border: 1px solid rgba(20, 119, 227, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.68);
  font-size: 10px;
  font-weight: 750;
}

.contact-section {
  padding: 82px 0;
  overflow: hidden;
  color: #ffffff;
  background:
    radial-gradient(circle at 80% 20%, rgba(49, 196, 227, 0.18), transparent 28%),
    linear-gradient(125deg, var(--blue-deep), #07546f 65%, #064650);
}

.contact-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(300px, 0.78fr) minmax(0, 1.22fr);
  align-items: center;
  gap: 68px;
}

.contact-copy .section-kicker {
  color: var(--mint-soft);
}

.contact-copy h2 {
  color: #ffffff;
}

.contact-copy > p:not(.section-kicker) {
  max-width: 500px;
  margin-top: 18px;
  color: rgba(255, 255, 255, 0.66);
  font-size: 13px;
}

.contact-copy .contact-note {
  margin-top: 10px;
  color: rgba(255, 255, 255, 0.46);
  font-size: 10px;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.contact-card {
  min-height: 176px;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.085);
  backdrop-filter: blur(12px);
}

.contact-card > span,
.contact-card > div > span {
  color: var(--mint-soft);
  font-size: 10px;
  font-weight: 820;
}

.contact-card strong {
  display: block;
  margin-top: 18px;
  color: #ffffff;
  font-size: 25px;
  font-weight: 800;
  line-height: 1.2;
}

.contact-card p {
  margin-top: 9px;
  color: rgba(255, 255, 255, 0.55);
  font-size: 10px;
}

.contact-card-main {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 24px;
  min-height: 164px;
  background:
    radial-gradient(circle at 10% 10%, rgba(66, 214, 164, 0.15), transparent 35%),
    rgba(255, 255, 255, 0.1);
}

.contact-card-main strong {
  font-size: 35px;
  letter-spacing: 0.02em;
}

.copy-button {
  min-height: 42px;
  padding: 0 17px;
  color: var(--navy);
  border: 0;
  border-radius: 999px;
  background: #ffffff;
  font-size: 11px;
  font-weight: 800;
  white-space: nowrap;
  transition:
    transform 180ms ease,
    background 180ms ease;
}

.copy-button:hover {
  transform: translateY(-2px);
  background: var(--mint-soft);
}

.contact-card .contact-placeholder {
  font-size: 20px;
}

.contact-qr {
  display: grid;
  grid-template-columns: 1fr 96px;
  align-items: center;
  gap: 14px;
}

.contact-qr img {
  width: 96px;
  height: 96px;
  padding: 6px;
  border-radius: 8px;
  background: #ffffff;
  object-fit: contain;
}

.site-footer {
  color: rgba(255, 255, 255, 0.48);
  background: #041321;
}

.footer-main {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 34px;
  min-height: 92px;
}

.footer-brand {
  color: #ffffff;
}

.footer-main > p {
  font-size: 10px;
}

.footer-main > p:nth-child(2) {
  text-align: center;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 620ms cubic-bezier(0.2, 0.7, 0.2, 1),
    transform 620ms cubic-bezier(0.2, 0.7, 0.2, 1);
  transition-delay: var(--reveal-delay, 0ms);
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

@keyframes signalPulse {
  0%,
  100% {
    opacity: 0.55;
    transform: scale(0.88);
  }

  50% {
    opacity: 1;
    transform: scale(1);
  }
}

@media (max-width: 1080px) {
  :root {
    --header-height: 72px;
  }

  .menu-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 9px);
    right: 22px;
    left: 22px;
    display: grid;
    gap: 2px;
    padding: 12px;
    color: var(--ink);
    border: 1px solid var(--line);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition:
      opacity 180ms ease,
      transform 180ms ease;
  }

  .site-nav.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .site-nav > a:not(.nav-cta) {
    padding: 10px 12px;
    border-radius: 8px;
  }

  .site-nav > a:not(.nav-cta)::after {
    display: none;
  }

  .site-nav > a:not(.nav-cta):hover {
    background: var(--surface-soft);
  }

  .nav-cta {
    margin-top: 4px;
    border-radius: 9px;
  }

  .hero-layout {
    gap: 42px;
  }

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

  .service-card,
  .service-card-primary {
    grid-column: auto;
  }

  .service-card-primary {
    grid-column: 1 / -1;
  }

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

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

  .delivery-card {
    min-height: 230px;
  }
}

@media (max-width: 880px) {
  .container {
    width: min(calc(100% - 38px), var(--container));
  }

  .hero,
  .hero-layout {
    min-height: auto;
  }

  .hero-layout {
    grid-template-columns: 1fr;
    padding-top: 132px;
    padding-bottom: 72px;
  }

  .hero-copy {
    max-width: 760px;
  }

  .hero-engine {
    width: min(100%, 650px);
  }

  .section {
    padding: 74px 0;
  }

  .section-head,
  .case-heading,
  .ai-heading,
  .about-layout,
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .section-head,
  .case-heading,
  .ai-heading {
    align-items: start;
    margin-bottom: 30px;
  }

  .section-head > p,
  .ai-heading > p {
    max-width: 700px;
  }

  .case-total {
    max-width: 440px;
  }

  .ai-cards {
    grid-template-columns: 1fr;
  }

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

  .ai-security {
    grid-template-columns: 1fr;
    gap: 13px;
  }

  .about-copy {
    padding-top: 22px;
  }

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

  .contact-grid {
    max-width: 720px;
  }
}

@media (max-width: 680px) {
  :root {
    --radius: 15px;
  }

  .container {
    width: min(calc(100% - 28px), var(--container));
  }

  .brand-logo {
    width: 39px;
    height: 39px;
  }

  .brand-name {
    font-size: 16px;
  }

  .site-nav {
    right: 14px;
    left: 14px;
  }

  .hero-layout {
    padding-top: 118px;
    padding-bottom: 58px;
  }

  .hero h1 {
    font-size: clamp(37px, 11vw, 48px);
    line-height: 1.16;
  }

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

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

  .btn {
    width: 100%;
  }

  .hero-engine {
    padding: 22px;
  }

  .engine-flow {
    grid-template-columns: 1fr;
  }

  .engine-flow > i {
    width: 1px;
    height: 15px;
    margin-inline: auto;
    background: linear-gradient(180deg, rgba(49, 196, 227, 0.25), var(--mint));
  }

  .engine-flow > i::after {
    top: auto;
    right: 50%;
    bottom: 0;
    transform: translateX(50%) rotate(135deg);
  }

  .engine-flow > div {
    min-height: 58px;
  }

  .engine-stats {
    grid-template-columns: 1fr;
  }

  .engine-stats > div {
    padding: 11px 0;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.09);
  }

  .engine-stats > div:first-child {
    padding-top: 0;
  }

  .engine-stats > div:last-child {
    padding-bottom: 0;
    border-bottom: 0;
  }

  .section {
    padding: 62px 0;
  }

  .section-head h2,
  .case-heading h2,
  .ai-heading h2,
  .about-title h2,
  .contact-copy h2 {
    font-size: 30px;
  }

  .services-grid,
  .cases-grid,
  .delivery-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .service-card,
  .service-card-primary {
    grid-column: auto;
    min-height: auto;
    padding: 23px;
  }

  .service-card h3,
  .service-card-primary h3 {
    font-size: 22px;
  }

  .service-points {
    margin-top: 24px;
  }

  .service-band {
    padding: 19px;
  }

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

  .service-flow li,
  .ai-flow li {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .service-flow li:last-child,
  .ai-flow li:last-child {
    border-bottom: 0;
  }

  .service-flow li:not(:last-child)::after,
  .ai-flow li:not(:last-child)::after {
    top: auto;
    right: 50%;
    bottom: -4px;
    transform: translateX(50%) rotate(135deg);
  }

  .case-total {
    padding-left: 18px;
  }

  .case-card {
    min-height: auto;
    padding: 23px;
  }

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

  .case-link {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }

  .ai-flow li {
    min-height: auto;
    padding: 16px 20px;
    border-bottom-color: rgba(255, 255, 255, 0.09);
  }

  .ai-card {
    padding: 21px;
  }

  .delivery-card {
    min-height: 220px;
  }

  .contact-card-main {
    grid-column: auto;
    grid-template-columns: 1fr;
    align-items: start;
  }

  .copy-button {
    width: 100%;
  }

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

  .contact-qr img {
    width: 124px;
    height: 124px;
  }

  .footer-main {
    grid-template-columns: 1fr;
    gap: 13px;
    padding: 28px 0;
    text-align: left;
  }

  .footer-main > p:nth-child(2) {
    text-align: left;
  }
}

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

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

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

.logo-page {
  background:
    linear-gradient(180deg, #f5f8fc 0%, #ffffff 44%, #eef3f8 100%);
}

.logo-options-main {
  min-height: 100vh;
}

.logo-options-hero {
  padding: 90px 0 44px;
  color: var(--ink);
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(20, 119, 227, 0.08), rgba(66, 214, 164, 0.08)),
    #ffffff;
}

.logo-options-hero h1 {
  max-width: 760px;
  color: var(--ink);
  font-size: 42px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.035em;
}

.logo-options-hero p:not(.section-kicker) {
  max-width: 720px;
  margin-top: 16px;
  color: var(--muted);
  font-size: 17px;
}

.logo-options-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  padding-top: 42px;
  padding-bottom: 70px;
}

.logo-option-card {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 24px;
  min-height: 250px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
  box-shadow: 0 12px 34px rgba(8, 37, 64, 0.07);
}

.logo-option-wide {
  grid-column: 1 / -1;
  grid-template-columns: 430px 1fr;
}

.logo-preview {
  display: grid;
  place-items: center;
  min-height: 196px;
  border: 1px solid var(--line);
  border-radius: 12px;
}

.logo-blueprint {
  background:
    linear-gradient(rgba(20, 119, 227, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 119, 227, 0.08) 1px, transparent 1px),
    #f7fbff;
  background-size: 18px 18px;
}

.logo-light {
  background: #f8fafc;
}

.logo-dark {
  background: var(--navy);
}

.logo-wordmark {
  min-height: 196px;
  background: #ffffff;
}

.logo-symbol {
  width: 112px;
  height: 112px;
}

.logo-word-svg {
  width: min(100%, 390px);
  height: auto;
}

.logo-option-tag {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  color: var(--blue-deep);
  border-radius: 999px;
  background: rgba(20, 119, 227, 0.08);
  font-size: 13px;
  font-weight: 800;
}

.logo-option-card h2 {
  margin-top: 16px;
  color: var(--ink);
  font-size: 24px;
  font-weight: 780;
  line-height: 1.28;
}

.logo-option-card p {
  margin-top: 12px;
  color: var(--muted);
}

@media (max-width: 980px) {
  .logo-options-grid,
  .logo-option-card,
  .logo-option-wide {
    grid-template-columns: 1fr;
  }

  .logo-option-wide {
    grid-column: auto;
  }
}

@media (max-width: 680px) {
  .logo-options-hero {
    padding-top: 72px;
  }

  .logo-options-hero h1 {
    font-size: 32px;
  }

  .logo-option-card {
    padding: 18px;
  }
}