:root {
  --ink: #111827;
  --muted: #657184;
  --soft: #f6f9fd;
  --line: rgba(17, 24, 39, 0.1);
  --orange: #ff6400;
  --orange-deep: #e94d12;
  --cyan: #19c7ee;
  --blue: #2878ff;
  --green: #20b887;
  --white: #fff;
  --shadow: 0 24px 70px rgba(24, 38, 58, 0.12);
}

* {
  box-sizing: border-box;
}

html,
body {
  min-width: 320px;
  min-height: 100%;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background: #fff;
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", Arial, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.nav-open {
  overflow: hidden;
}

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

button {
  font: inherit;
}

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto auto auto;
  align-items: center;
  gap: clamp(18px, 3vw, 44px);
  padding: 18px clamp(22px, 5vw, 72px);
  background: rgba(255, 255, 255, 0.72);
  border-bottom: 1px solid rgba(17, 24, 39, 0.06);
  backdrop-filter: blur(18px);
  transition: box-shadow 180ms ease, background 180ms ease, padding 180ms ease;
}

.site-header.is-scrolled {
  padding-top: 12px;
  padding-bottom: 12px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 14px 40px rgba(17, 24, 39, 0.08);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  min-width: 0;
}

.brand img {
  width: clamp(138px, 13vw, 178px);
  height: auto;
  flex: 0 0 auto;
  filter: drop-shadow(0 10px 18px rgba(255, 96, 0, 0.16));
}

.site-nav {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: clamp(18px, 2.2vw, 34px);
  color: #1f2937;
  font-size: 15px;
  font-weight: 800;
}

.site-nav a {
  position: relative;
  padding: 10px 0;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 3px;
  height: 2px;
  background: linear-gradient(90deg, var(--orange), var(--cyan));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.site-nav a:hover::after,
.site-nav a.is-active::after {
  transform: scaleX(1);
}

.header-phone {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 20px;
  color: #fff;
  background: #111827;
  border-radius: 999px;
  font-weight: 900;
  box-shadow: 0 18px 38px rgba(17, 24, 39, 0.18);
  white-space: nowrap;
}

.menu-button {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid rgba(17, 24, 39, 0.1);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.8);
  cursor: pointer;
}

.menu-button span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 5px auto;
  background: #111827;
  border-radius: 999px;
  transition: transform 180ms ease;
}

.menu-button[aria-expanded="true"] span:first-child {
  transform: translateY(3.5px) rotate(45deg);
}

.menu-button[aria-expanded="true"] span:last-child {
  transform: translateY(-3.5px) rotate(-45deg);
}

.hero-section {
  position: relative;
  --mx: 0px;
  --my: 0px;
  min-height: 100vh;
  overflow: hidden;
  background: var(--soft);
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 780ms ease, visibility 780ms ease;
}

.hero-slide.is-active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.hero-section::before,
.hero-section::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.hero-section::before {
  z-index: 2;
  left: -18vw;
  right: -18vw;
  top: 18vh;
  height: 34vh;
  background:
    linear-gradient(104deg, transparent 0 18%, rgba(255, 255, 255, 0.82) 28%, rgba(255, 100, 0, 0.28) 48%, rgba(25, 199, 238, 0.18) 58%, transparent 78%),
    repeating-linear-gradient(104deg, transparent 0 30px, rgba(255, 100, 0, 0.18) 31px 33px, transparent 34px 80px);
  opacity: 0.62;
  transform: translateX(-12vw) skewY(-7deg);
  animation: lightSweep 8s ease-in-out infinite;
}

.hero-section::after {
  z-index: 2;
  left: -12vw;
  right: -12vw;
  bottom: 8vh;
  height: 18vh;
  background:
    linear-gradient(96deg, transparent 0 10%, rgba(255, 255, 255, 0.76) 28%, rgba(25, 199, 238, 0.16) 52%, rgba(255, 100, 0, 0.2) 64%, transparent 88%),
    repeating-linear-gradient(96deg, transparent 0 44px, rgba(25, 199, 238, 0.15) 45px 47px, transparent 48px 96px);
  opacity: 0.54;
  transform: skewY(-5deg);
  animation: railFlow 9s ease-in-out infinite;
}

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

.hero-media {
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  transform: scale(1.035) translate3d(calc(var(--mx) * -0.35), calc(var(--my) * -0.25), 0);
  transition: transform 220ms ease-out;
  animation: heroGlow 12s ease-in-out infinite alternate;
}

.hero-slide:not(.is-active) .hero-media {
  transform: scale(1.08) translate3d(calc(var(--mx) * -0.15), calc(var(--my) * -0.12), 0);
}

.hero-overlay {
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 255, 255, 0.92) 33%, rgba(255, 255, 255, 0.42) 62%, rgba(255, 255, 255, 0.08) 100%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.78) 0%, rgba(255, 255, 255, 0.18) 42%, rgba(255, 255, 255, 0.9) 100%),
    repeating-linear-gradient(90deg, rgba(38, 120, 255, 0.05) 0 1px, transparent 1px 112px),
    repeating-linear-gradient(0deg, rgba(38, 120, 255, 0.04) 0 1px, transparent 1px 112px);
}

.hero-inner {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(330px, 0.45fr);
  gap: clamp(34px, 5vw, 72px);
  align-items: end;
  width: min(1240px, calc(100% - 44px));
  min-height: 100vh;
  margin: 0 auto;
  padding: clamp(130px, 14vh, 180px) 0 clamp(112px, 11vh, 148px);
}

.hero-copy {
  max-width: 780px;
}

.hero-copy .eyebrow,
.hero-copy h1,
.hero-lead,
.hero-actions,
.hero-panel {
  opacity: 0;
  transform: translateY(24px);
}

.hero-slide.is-active .hero-copy .eyebrow,
.hero-slide.is-active .hero-copy h1,
.hero-slide.is-active .hero-lead,
.hero-slide.is-active .hero-actions,
.hero-slide.is-active .hero-panel {
  animation: heroRise 760ms ease forwards;
}

.hero-copy h1 {
  animation-delay: 120ms;
}

.hero-lead {
  animation-delay: 240ms;
}

.hero-actions {
  animation-delay: 360ms;
}

.hero-panel {
  animation-delay: 460ms;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 18px;
  color: var(--orange-deep);
  font-size: 14px;
  font-weight: 900;
}

.eyebrow::after {
  content: "";
  width: clamp(62px, 7vw, 112px);
  height: 2px;
  background: linear-gradient(90deg, var(--orange), rgba(25, 199, 238, 0));
}

.hero-copy h1 {
  margin: 0;
  max-width: 860px;
  color: #111827;
  font-size: clamp(44px, 5.1vw, 76px);
  line-height: 1.12;
  font-weight: 900;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

.hero-lead {
  max-width: 690px;
  margin: clamp(22px, 2.8vw, 34px) 0 0;
  color: #4b5567;
  font-size: clamp(17px, 1.6vw, 22px);
  line-height: 1.9;
  font-weight: 700;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: clamp(28px, 3.5vw, 44px);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 24px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 900;
  white-space: nowrap;
}

.button--primary {
  color: #fff;
  background: linear-gradient(135deg, var(--orange), var(--orange-deep));
  box-shadow: 0 18px 42px rgba(255, 100, 0, 0.25);
}

.button--ghost {
  color: #111827;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(17, 24, 39, 0.1);
}

.button,
.header-phone,
.capability-card,
.solution-list article,
.delivery-steps article,
.company-focus,
.contact-console {
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease, background 220ms ease;
}

.button:hover,
.header-phone:hover,
.capability-card:hover,
.solution-list article:hover,
.delivery-steps article:hover,
.company-focus:hover,
.contact-console:hover {
  transform: translateY(-4px);
}

.button--primary:hover {
  box-shadow: 0 22px 50px rgba(255, 100, 0, 0.32);
}

.hero-panel {
  display: grid;
  gap: 0;
  align-self: end;
  padding: 18px 22px;
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid rgba(17, 24, 39, 0.08);
  border-radius: 8px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero-panel div {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 4px 12px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(17, 24, 39, 0.08);
}

.hero-panel div:last-child {
  border-bottom: 0;
}

.hero-panel span {
  grid-row: span 2;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: #fff;
  background: #111827;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 900;
}

.hero-panel strong {
  color: #111827;
  font-size: 17px;
  font-weight: 900;
}

.hero-panel p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.65;
}

.hero-controls {
  position: absolute;
  z-index: 6;
  left: 50%;
  bottom: clamp(24px, 4.2vw, 48px);
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 8px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(17, 24, 39, 0.1);
  border-radius: 999px;
  box-shadow: 0 22px 54px rgba(24, 38, 58, 0.16);
  backdrop-filter: blur(18px);
  transform: translateX(-50%);
}

.hero-arrow,
.hero-dot {
  border: 0;
  cursor: pointer;
}

.hero-arrow {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: #111827;
  background: rgba(255, 255, 255, 0.76);
  border-radius: 999px;
  box-shadow: inset 0 0 0 1px rgba(17, 24, 39, 0.08);
  transition: transform 180ms ease, background 180ms ease, color 180ms ease;
}

.hero-arrow:hover {
  color: #fff;
  background: #111827;
  transform: translateY(-2px);
}

.hero-arrow span {
  width: 10px;
  height: 10px;
  border-bottom: 2px solid currentColor;
  border-left: 2px solid currentColor;
  transform: rotate(45deg) translate(1px, -1px);
}

.hero-arrow--next span {
  transform: rotate(-135deg) translate(1px, -1px);
}

.hero-dots {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.hero-dot {
  position: relative;
  width: 28px;
  height: 10px;
  overflow: hidden;
  background: rgba(17, 24, 39, 0.16);
  border-radius: 999px;
  transition: width 220ms ease, background 220ms ease;
}

.hero-dot.is-active {
  width: 54px;
  background: rgba(255, 100, 0, 0.18);
}

.hero-dot.is-active::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--orange), var(--cyan));
  border-radius: inherit;
  transform-origin: left center;
  animation: dotProgress 6800ms linear forwards;
}

.hero-section.is-paused .hero-dot.is-active::before {
  animation-play-state: paused;
}

.section {
  padding: clamp(68px, 8vw, 118px) clamp(22px, 5vw, 72px);
}

.section-head {
  width: min(820px, 100%);
  margin: 0 auto clamp(36px, 5vw, 62px);
  text-align: center;
}

.section-head .eyebrow {
  justify-content: center;
}

.section-head h2,
.split-layout h2,
.company-identity h2 {
  margin: 0;
  color: #111827;
  font-size: clamp(32px, 4.2vw, 58px);
  line-height: 1.16;
  font-weight: 900;
  letter-spacing: 0;
}

.section-head > p:last-child,
.split-layout > div:first-child > p,
.company-identity p:not(.eyebrow) {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: clamp(16px, 1.45vw, 20px);
  line-height: 1.9;
}

.capabilities-section {
  background: #fff;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  width: min(1240px, 100%);
  margin: 0 auto;
}

.capability-card {
  min-height: 260px;
  padding: clamp(24px, 2.8vw, 34px);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(246, 249, 253, 0.96)),
    #fff;
  border: 1px solid rgba(17, 24, 39, 0.08);
  border-radius: 8px;
  box-shadow: 0 18px 46px rgba(24, 38, 58, 0.08);
}

.capability-card:hover,
.solution-list article:hover {
  border-color: rgba(255, 100, 0, 0.2);
  box-shadow: 0 24px 58px rgba(24, 38, 58, 0.12);
}

.capability-card:nth-child(2) {
  border-top-color: rgba(25, 199, 238, 0.45);
}

.capability-card:nth-child(3) {
  border-top-color: rgba(40, 120, 255, 0.36);
}

.capability-card:nth-child(4) {
  border-top-color: rgba(32, 184, 135, 0.42);
}

.capability-card span {
  color: var(--orange-deep);
  font-size: 13px;
  font-weight: 900;
}

.capability-card h3 {
  margin: 16px 0 12px;
  color: #111827;
  font-size: clamp(21px, 2vw, 27px);
  line-height: 1.28;
  font-weight: 900;
}

.capability-card p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}

.solutions-section {
  background:
    linear-gradient(120deg, rgba(255, 100, 0, 0.06), transparent 36%),
    linear-gradient(240deg, rgba(25, 199, 238, 0.1), transparent 38%),
    #f7fbff;
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1fr);
  gap: clamp(34px, 6vw, 90px);
  align-items: start;
  width: min(1240px, 100%);
  margin: 0 auto;
}

.solution-list {
  display: grid;
  gap: 12px;
}

.solution-list article {
  display: grid;
  gap: 8px;
  padding: clamp(20px, 2.4vw, 28px);
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(17, 24, 39, 0.08);
  border-radius: 8px;
  box-shadow: 0 16px 40px rgba(24, 38, 58, 0.07);
}

.solution-list strong {
  color: #111827;
  font-size: clamp(20px, 2vw, 26px);
  font-weight: 900;
}

.solution-list span {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

.delivery-section {
  background: #fff;
}

.delivery-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  width: min(1240px, 100%);
  margin: 0 auto;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.delivery-steps article {
  position: relative;
  min-height: 230px;
  padding: clamp(22px, 2.8vw, 34px);
  border-right: 1px solid var(--line);
}

.delivery-steps article:hover {
  background: linear-gradient(180deg, rgba(255, 255, 255, 1), rgba(247, 251, 255, 0.92));
}

.delivery-steps article:last-child {
  border-right: 0;
}

.delivery-steps span {
  color: var(--orange-deep);
  font-size: 14px;
  font-weight: 900;
}

.delivery-steps h3 {
  margin: 44px 0 12px;
  color: #111827;
  font-size: clamp(22px, 2.2vw, 30px);
  line-height: 1.2;
  font-weight: 900;
}

.delivery-steps p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.contact-section {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(125deg, rgba(255, 100, 0, 0.08), transparent 34%),
    linear-gradient(245deg, rgba(25, 199, 238, 0.12), transparent 34%),
    #f7fbff;
}

.contact-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(90deg, rgba(40, 120, 255, 0.05) 0 1px, transparent 1px 112px),
    repeating-linear-gradient(0deg, rgba(40, 120, 255, 0.04) 0 1px, transparent 1px 112px);
  pointer-events: none;
}

.company-lab {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(260px, 0.62fr) minmax(340px, 0.7fr);
  gap: 18px;
  align-items: stretch;
  width: min(1240px, 100%);
  margin: 0 auto;
}

.company-identity,
.company-focus,
.contact-console {
  position: relative;
  overflow: hidden;
  min-height: 360px;
  padding: clamp(28px, 3.4vw, 44px);
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(17, 24, 39, 0.08);
  border-radius: 8px;
  box-shadow: 0 18px 48px rgba(24, 38, 58, 0.08);
  backdrop-filter: blur(16px);
}

.company-identity {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.company-identity::after,
.company-focus::after,
.contact-console::after {
  content: "";
  position: absolute;
  left: -30%;
  right: -30%;
  bottom: -32%;
  height: 54%;
  background:
    linear-gradient(96deg, transparent 0 18%, rgba(255, 100, 0, 0.13) 40%, rgba(25, 199, 238, 0.12) 62%, transparent 84%),
    repeating-linear-gradient(96deg, transparent 0 34px, rgba(255, 100, 0, 0.14) 35px 37px, transparent 38px 82px);
  transform: skewY(-8deg);
  opacity: 0.7;
  pointer-events: none;
}

.company-identity h2 {
  margin: 0;
  color: #111827;
  font-size: clamp(34px, 4.2vw, 64px);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: 0;
}

.company-identity p:not(.eyebrow) {
  max-width: 680px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: clamp(16px, 1.35vw, 20px);
  line-height: 1.9;
}

.company-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 34px;
}

.company-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 14px;
  color: #111827;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(17, 24, 39, 0.1);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 900;
}

.company-focus {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: #111827;
  color: #fff;
}

.company-focus span,
.contact-console > p {
  color: rgba(255, 255, 255, 0.58);
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

.company-focus strong {
  display: block;
  margin-top: 16px;
  color: #fff;
  font-size: clamp(25px, 2.8vw, 38px);
  line-height: 1.18;
  font-weight: 900;
}

.company-focus p {
  position: relative;
  z-index: 1;
  margin: 0;
  color: rgba(255, 255, 255, 0.75);
  font-size: 15px;
  line-height: 1.85;
}

.contact-console {
  display: grid;
  align-content: space-between;
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.92), rgba(255, 247, 239, 0.72)),
    #fff;
}

.contact-console > p {
  margin: 0;
  color: var(--orange-deep);
}

.contact-console a,
.contact-console div {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 8px;
  padding: 24px 0;
  border-top: 1px solid rgba(17, 24, 39, 0.1);
}

.contact-console span {
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

.contact-console strong {
  color: #111827;
  font-size: clamp(22px, 2.4vw, 34px);
  line-height: 1.35;
  font-weight: 900;
  word-break: break-word;
}

.company-focus:hover,
.contact-console:hover {
  box-shadow: 0 28px 62px rgba(24, 38, 58, 0.14);
}

.reveal {
  opacity: 0;
  transform: translateY(34px);
  transition:
    opacity 720ms ease,
    transform 720ms ease,
    box-shadow 220ms ease,
    border-color 220ms ease,
    background 220ms ease;
  transition-delay: var(--reveal-delay, 0ms);
}

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

.capability-card.reveal.is-visible:hover,
.solution-list article.reveal.is-visible:hover,
.delivery-steps article.reveal.is-visible:hover,
.company-focus.reveal.is-visible:hover,
.contact-console.reveal.is-visible:hover {
  transform: translateY(-4px);
}

@keyframes heroRise {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes heroGlow {
  from {
    filter: saturate(1) contrast(1);
  }
  to {
    filter: saturate(1.08) contrast(1.03);
  }
}

@keyframes lightSweep {
  0% {
    opacity: 0;
    transform: translateX(-18vw) skewY(-7deg);
  }
  34%,
  68% {
    opacity: 0.62;
  }
  100% {
    opacity: 0;
    transform: translateX(18vw) skewY(-7deg);
  }
}

@keyframes railFlow {
  0%,
  100% {
    opacity: 0.34;
    transform: translateX(-4vw) skewY(-5deg);
  }
  50% {
    opacity: 0.62;
    transform: translateX(5vw) skewY(-5deg);
  }
}

@keyframes dotProgress {
  from {
    transform: scaleX(0);
  }
  to {
    transform: scaleX(1);
  }
}

.site-footer {
  background: #111827;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px clamp(16px, 2.4vw, 30px);
  width: min(1240px, calc(100% - 40px));
  min-height: 76px;
  margin: 0 auto;
  padding: 18px 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: 13px;
}

.footer-item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-width: 0;
  white-space: nowrap;
}

.footer-icon {
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
  color: rgba(255, 255, 255, 0.88);
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.footer-icon--image {
  object-fit: contain;
  stroke: none;
}

.footer-inner a:hover {
  color: #fff;
}

.brand:focus-visible,
.site-nav a:focus-visible,
.header-phone:focus-visible,
.menu-button:focus-visible,
.button:focus-visible,
.hero-arrow:focus-visible,
.hero-dot:focus-visible,
.contact-console a:focus-visible,
.footer-inner a:focus-visible {
  outline: 3px solid rgba(25, 199, 238, 0.55);
  outline-offset: 4px;
}

@media (max-width: 1120px) {
  .site-header {
    grid-template-columns: minmax(220px, 1fr) auto auto;
  }

  .site-nav {
    position: fixed;
    top: 78px;
    left: 16px;
    right: 16px;
    display: grid;
    gap: 0;
    padding: 12px;
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(17, 24, 39, 0.08);
    border-radius: 8px;
    box-shadow: var(--shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity 180ms ease, visibility 180ms ease, transform 180ms ease;
  }

  body.nav-open .site-nav {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .site-nav a {
    padding: 16px;
    border-bottom: 1px solid rgba(17, 24, 39, 0.07);
  }

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

  .menu-button {
    display: block;
  }

  .hero-inner,
  .split-layout,
  .company-lab {
    grid-template-columns: 1fr;
  }

  .hero-panel {
    max-width: 720px;
  }

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

  .delivery-steps article:nth-child(2) {
    border-right: 0;
  }

  .delivery-steps article:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }
}

@media (max-width: 680px) {
  .site-header {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 12px;
    padding: 14px 16px;
  }

  .brand img {
    width: 128px;
  }

  .header-phone {
    display: none;
  }

  .site-nav {
    top: 66px;
  }

  .hero-section {
    min-height: 840px;
  }

  .hero-media {
    object-position: 64% center;
  }

  .hero-overlay {
    background:
      linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 255, 255, 0.9) 42%, rgba(255, 255, 255, 0.26) 74%, rgba(255, 255, 255, 0.92) 100%),
      repeating-linear-gradient(90deg, rgba(38, 120, 255, 0.05) 0 1px, transparent 1px 96px);
  }

  .hero-inner {
    width: calc(100% - 36px);
    min-height: 840px;
    padding: 112px 0 108px;
    align-items: start;
  }

  .hero-copy h1 {
    font-size: clamp(30px, 8.8vw, 38px);
  }

  .hero-lead {
    font-size: 16px;
    line-height: 1.75;
  }

  .hero-actions {
    gap: 10px;
  }

  .button {
    min-height: 46px;
    padding: 0 18px;
  }

  .hero-panel {
    padding: 10px 16px;
  }

  .hero-panel div {
    grid-template-columns: 44px 1fr;
    padding: 15px 0;
  }

  .hero-controls {
    bottom: 22px;
    width: calc(100% - 36px);
    justify-content: center;
    gap: 10px;
  }

  .hero-arrow {
    width: 40px;
    height: 40px;
  }

  .hero-dot {
    width: 22px;
  }

  .hero-dot.is-active {
    width: 42px;
  }

  .hero-panel span {
    width: 36px;
    height: 36px;
  }

  .section {
    padding: 58px 18px;
  }

  .section-head {
    text-align: left;
  }

  .section-head .eyebrow {
    justify-content: flex-start;
  }

  .section-head h2,
  .split-layout h2,
  .company-identity h2 {
    font-size: clamp(30px, 8.8vw, 42px);
  }

  .capability-grid,
  .delivery-steps {
    grid-template-columns: 1fr;
  }

  .delivery-steps article,
  .delivery-steps article:nth-child(2) {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .delivery-steps article:last-child {
    border-bottom: 0;
  }

  .delivery-steps h3 {
    margin-top: 28px;
  }

  .company-identity,
  .company-focus,
  .contact-console {
    min-height: auto;
    padding: 24px;
  }

  .footer-inner {
    justify-content: flex-start;
    width: calc(100% - 32px);
    font-size: 12px;
  }

  .footer-item {
    white-space: normal;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }

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