:root {
  --bg: #ffffff;
  --bg-soft: #f5f8fc;
  --bg-section: #f8fbff;
  --panel: #ffffff;
  --panel-soft: #f3f7fb;
  --text: #18324a;
  --text-strong: #0f2740;
  --muted: #66788a;
  --line: #dce6f0;
  --line-strong: #c7d5e2;
  --accent: #185caa;
  --accent-dark: #11457f;
  --accent-soft: #eaf3ff;
  --shadow: 0 18px 48px rgba(20, 54, 89, 0.08);
  --article-width: 980px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background:
    linear-gradient(180deg, #ffffff 0%, #f7fafe 38%, #ffffff 100%);
  font-family: "Manrope", "Noto Sans SC", sans-serif;
  overflow-x: clip;
}

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

.page-shell {
  width: min(1680px, calc(100% - 48px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 0;
  background: #fff;
}

.site-header::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: calc(50% - 50vw);
  right: calc(50% - 50vw);
  background: #fff;
  z-index: -1;
  pointer-events: none;
}

.site-header::after {
  content: "";
  position: absolute;
  left: calc(50% - 50vw);
  right: calc(50% - 50vw);
  bottom: 0;
  height: 1px;
  background: var(--line);
  opacity: 0;
  transition: opacity 180ms ease;
  pointer-events: none;
}

.site-header.is-scrolled::after {
  opacity: 1;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, #1c6bd0, #55a3ff);
  box-shadow: 0 10px 22px rgba(28, 107, 208, 0.2);
  position: relative;
}

.brand-mark::before,
.brand-mark::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.95);
}

.brand-mark::before {
  width: 22px;
  height: 5px;
  top: 12px;
  left: 9px;
  transform: rotate(-38deg);
}

.brand-mark::after {
  width: 16px;
  height: 5px;
  right: 8px;
  bottom: 10px;
  transform: rotate(-38deg);
}

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

.brand-text strong {
  font-size: 1rem;
  color: var(--text-strong);
  letter-spacing: 0.04em;
}

.brand-text span {
  color: var(--muted);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 0.95rem;
  color: var(--muted);
}

.site-nav a {
  position: relative;
  padding: 6px 0;
}

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

.site-nav a.active {
  color: var(--accent);
  font-weight: 700;
}

.site-nav a.active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -6px;
  height: 2px;
  border-radius: 999px;
  background: var(--accent);
}

.nav-cta {
  padding: 0;
  border: 0;
  border-radius: 0;
  color: inherit;
  background: transparent;
  font-weight: inherit;
}

.nav-cta.active {
  color: var(--accent);
  font-weight: 700;
}

.section {
  padding: 84px 0;
}

.section-soft {
  padding: 84px 32px;
  margin: 0 -32px;
  background: var(--bg-section);
  border-radius: 32px;
}

.hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 44px;
  min-height: calc(100vh - 92px);
}

.hero-banner {
  padding-top: 28px;
  padding-bottom: 48px;
}

.hero-stage {
  position: relative;
  min-height: 680px;
  border-radius: 34px;
  overflow: hidden;
  background: #eef4fb;
  box-shadow: 0 26px 70px rgba(15, 39, 64, 0.12);
}

.hero-slide {
  position: absolute;
  inset: 0;
  padding: 76px 72px 112px;
  display: grid;
  grid-template-columns: minmax(0, 520px) 1fr;
  align-items: center;
  gap: 40px;
  opacity: 0;
  visibility: hidden;
  transform: scale(1.01);
  transition:
    opacity 520ms ease,
    transform 520ms ease,
    visibility 520ms ease;
}

.hero-slide.is-active {
  opacity: 1;
  visibility: visible;
  transform: scale(1);
}

.theme-light {
  background:
    linear-gradient(90deg, rgba(243, 248, 255, 0.82) 0%, rgba(243, 248, 255, 0.68) 28%, rgba(243, 248, 255, 0.18) 54%, rgba(243, 248, 255, 0.02) 100%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.03)),
    url("./img/banner_1.jpg");
  background-position: left center, center, center;
  background-size: auto, auto, cover;
  background-repeat: no-repeat;
}

.theme-blue {
  background:
    linear-gradient(90deg, rgba(10, 32, 58, 0.84) 0%, rgba(10, 32, 58, 0.72) 30%, rgba(10, 32, 58, 0.2) 56%, rgba(10, 32, 58, 0.02) 100%),
    linear-gradient(180deg, rgba(6, 18, 34, 0.1), rgba(6, 18, 34, 0.1)),
    url("./img/banner_2.jpg");
  background-position: left center, center, center;
  background-size: auto, auto, cover;
  background-repeat: no-repeat;
}

.theme-dark {
  background:
    linear-gradient(90deg, rgba(6, 16, 28, 0.82) 0%, rgba(6, 16, 28, 0.72) 30%, rgba(6, 16, 28, 0.22) 56%, rgba(6, 16, 28, 0.04) 100%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.04)),
    url("./img/banner_3.jpg");
  background-position: left center, center,center 27%;
  background-size: auto, auto, cover;
  background-repeat: no-repeat;
}

.hero-slide-copy {
  position: relative;
  z-index: 2;
}

.hero-slide-copy h1 {
  margin: 0;
  color: var(--text-strong);
  font-size: clamp(3rem, 5vw, 5.4rem);
  line-height: 1.04;
  letter-spacing: -0.05em;
}

.theme-blue .hero-slide-copy h1,
.theme-dark .hero-slide-copy h1,
.theme-blue .hero-text,
.theme-dark .hero-text,
.theme-blue .eyebrow,
.theme-dark .eyebrow {
  color: #f7fbff;
}

.theme-blue .hero-text,
.theme-dark .hero-text {
  opacity: 0.86;
}

.theme-blue .button-primary,
.theme-dark .button-primary {
  background: #fff;
  color: #103b65;
  box-shadow: none;
}

.theme-blue .button-secondary,
.theme-dark .button-secondary {
  border-color: rgba(255, 255, 255, 0.26);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}

.hero-art {
  position: relative;
  min-height: 100%;
  z-index: 1;
}

.hero-art-ai .orb,
.hero-art-position .ring,
.hero-art-position .locator,
.hero-art-robotics .drone-body,
.hero-art-robotics .drone-arm,
.hero-art-ai .panel-grid,
.hero-art-ai::before,
.hero-art-ai::after {
  position: absolute;
}

.theme-light .hero-art-ai {
  display: none;
}

.theme-blue .hero-art-position {
  display: none;
}

.theme-dark .hero-art-robotics {
  display: none;
}

.hero-art-ai::before {
  content: "";
  inset: 36px 0 36px 40px;
  border-radius: 40px;
  background:
    radial-gradient(circle at 60% 44%, rgba(255, 255, 255, 0.88), rgba(255, 255, 255, 0.08) 24%, transparent 42%),
    radial-gradient(circle at 70% 24%, rgba(93, 150, 255, 0.55), transparent 16%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.16), rgba(93, 150, 255, 0.06));
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.24),
    0 36px 80px rgba(90, 125, 188, 0.18);
}

.hero-art-ai::after {
  content: "";
  right: 92px;
  top: 86px;
  width: 420px;
  height: 420px;
  border-radius: 999px;
  background:
    radial-gradient(circle at center, rgba(255, 255, 255, 0.94) 0 16%, rgba(214, 229, 255, 0.7) 18%, rgba(93, 150, 255, 0.12) 40%, transparent 68%);
  box-shadow: 0 32px 100px rgba(92, 127, 185, 0.2);
}

.hero-art-ai .orb {
  border-radius: 999px;
  filter: blur(0.4px);
}

.hero-art-ai .orb-a {
  width: 220px;
  height: 220px;
  right: 150px;
  top: 178px;
  background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.96), rgba(210, 227, 255, 0.76) 56%, rgba(149, 186, 245, 0.12) 100%);
  box-shadow: 0 18px 58px rgba(105, 138, 188, 0.24);
}

.hero-art-ai .orb-b {
  width: 120px;
  height: 120px;
  right: 70px;
  bottom: 140px;
  background: radial-gradient(circle at 35% 35%, #ffffff 0%, #d9e8ff 55%, #afc8f2 100%);
  box-shadow: 0 20px 60px rgba(109, 144, 187, 0.22);
}

.hero-art-ai .panel-grid {
  right: 46px;
  bottom: 82px;
  width: 520px;
  height: 280px;
  border-radius: 34px;
  background:
    linear-gradient(rgba(24, 92, 170, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(24, 92, 170, 0.1) 1px, transparent 1px),
    linear-gradient(135deg, rgba(255, 255, 255, 0.18), rgba(187, 214, 255, 0.1));
  background-size: 34px 34px, 34px 34px, auto;
  border: 1px solid rgba(24, 92, 170, 0.1);
  mask-image: radial-gradient(circle at 56% 42%, transparent 0 72px, black 74px);
}

.hero-art-position .ring {
  left: 50%;
  top: 50%;
  border-radius: 999px;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(255, 255, 255, 0.26);
}

.hero-art-position .ring-outer {
  width: 460px;
  height: 460px;
}

.hero-art-position .ring-middle {
  width: 320px;
  height: 320px;
}

.hero-art-position .ring-inner {
  width: 160px;
  height: 160px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.16), transparent 70%);
}

.hero-art-position .locator {
  width: 240px;
  height: 240px;
  right: 110px;
  top: 120px;
  border-radius: 40% 40% 40% 0;
  transform: rotate(45deg);
  background: linear-gradient(135deg, #ffffff, #9fd1ff);
  box-shadow: 0 30px 90px rgba(6, 22, 39, 0.3);
}

.hero-art-position .locator::after {
  content: "";
  position: absolute;
  inset: 38px;
  border-radius: 999px;
  background: #1f5a94;
}

.hero-art-robotics .drone-body {
  width: 280px;
  height: 180px;
  right: 150px;
  top: 180px;
  border-radius: 110px 110px 80px 80px;
  background: linear-gradient(145deg, #fefefe, #d9e6f4);
  box-shadow:
    0 30px 90px rgba(0, 0, 0, 0.28),
    inset -18px -18px 40px rgba(120, 148, 184, 0.22);
}

.hero-art-robotics .drone-body::before,
.hero-art-robotics .drone-body::after {
  content: "";
  position: absolute;
  width: 26px;
  height: 26px;
  border-radius: 999px;
  background: #0f2235;
  top: 54px;
}

.hero-art-robotics .drone-body::before {
  left: 46px;
}

.hero-art-robotics .drone-body::after {
  right: 46px;
}

.hero-art-robotics .drone-arm {
  width: 170px;
  height: 8px;
  background: linear-gradient(90deg, #d8e4ef, #f5f9ff);
  border-radius: 999px;
  transform-origin: left center;
}

.hero-art-robotics .drone-arm::after {
  content: "";
  position: absolute;
  right: -10px;
  top: 50%;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  transform: translateY(-50%);
  background: #eff5fb;
  box-shadow: inset 0 0 0 5px #1f3347;
}

.hero-art-robotics .arm-1 {
  right: 390px;
  top: 238px;
  transform: rotate(-24deg);
}

.hero-art-robotics .arm-2 {
  right: 100px;
  top: 238px;
  transform: rotate(24deg);
}

.hero-art-robotics .arm-3 {
  right: 384px;
  top: 304px;
  transform: rotate(204deg);
}

.hero-art-robotics .arm-4 {
  right: 106px;
  top: 304px;
  transform: rotate(156deg);
}

.hero-progress {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  width: min(760px, calc(100% - 120px));
  margin: -46px auto 0;
  position: relative;
  z-index: 3;
}

.hero-progress-item {
  appearance: none;
  border: 0;
  padding: 0;
  height: 6px;
  border-radius: 999px;
  background: rgba(24, 50, 74, 0.16);
  overflow: hidden;
  position: relative;
  cursor: pointer;
}

.hero-progress-item::before {
  content: "";
  position: absolute;
  inset: 0;
  width: calc(var(--progress, 0) * 100%);
  background: #ffffff;
  border-radius: inherit;
  transition: width 120ms linear;
}

.hero-progress-item.is-active::before {
  background: #ffffff;
}

.eyebrow {
  display: none;
}

.hero h1,
.section-heading h2,
.about-copy h2,
.contact-card h2 {
  margin: 0;
  color: var(--text-strong);
  line-height: 1.16;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.hero h1 {
  max-width: 12ch;
  font-size: clamp(2.8rem, 5.4vw, 4.8rem);
}

.hero-text,
.section-heading,
.feature-card p,
.solution-card p,
.product-panel p,
.about-copy p,
.contact-card p,
.hero-panel article p {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.85;
}

.hero-text {
  max-width: 680px;
  margin: 24px 0 0;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 24px;
  border-radius: 999px;
  font-weight: 700;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background-color 180ms ease;
}

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

.button-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 12px 24px rgba(24, 92, 170, 0.16);
}

.button-secondary {
  border: 1px solid var(--line-strong);
  background: #fff;
  color: var(--text-strong);
}

.hero-metrics {
  list-style: none;
  padding: 0;
  margin: 36px 0 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.hero-metrics li,
.feature-card,
.solution-card,
.product-panel,
.about-points div,
.contact-card,
.hero-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.hero-metrics li {
  border-radius: 18px;
  padding: 22px 20px;
}

.hero-metrics strong {
  display: block;
  margin-bottom: 6px;
  color: var(--text-strong);
  font-size: 1.2rem;
}

.hero-metrics span {
  color: var(--muted);
  font-size: 0.94rem;
}

.hero-visual {
  display: flex;
  justify-content: center;
}

.hero-panel {
  width: min(100%, 540px);
  border-radius: 28px;
  padding: 30px;
  background:
    linear-gradient(180deg, rgba(234, 243, 255, 0.8), rgba(255, 255, 255, 1));
}

.hero-panel-header p {
  margin: 0;
  color: var(--accent);
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-panel-header strong {
  display: block;
  margin-top: 10px;
  color: var(--text-strong);
  font-size: 1.7rem;
  line-height: 1.4;
}

.hero-panel-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 26px;
}

.hero-panel article {
  padding: 20px;
  border-radius: 18px;
  background: #fff;
  border: 1px solid var(--line);
}

.hero-panel article span {
  color: var(--accent);
  font-size: 0.84rem;
  font-weight: 800;
}

.hero-panel article h3 {
  margin: 12px 0 10px;
  color: var(--text-strong);
  font-size: 1.12rem;
}

.hero-panel article p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.7;
}

.hero-panel-footer {
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
}

.hero-panel-footer strong {
  display: block;
  color: var(--text-strong);
  margin-bottom: 8px;
}

.hero-panel-footer span {
  color: var(--muted);
  line-height: 1.7;
}

.hero-panel-footer a {
  color: var(--accent);
  font-weight: 700;
  white-space: nowrap;
}

.page-hero {
  min-height: 220px;
  display: flex;
  align-items: end;
}

.page-hero-copy {
  max-width: 1280px;
  margin: 0;
  padding: 0;
}

.page-hero-copy h1,
.product-showcase h2,
.case-card h2,
.about-block h2 {
  margin: 0;
  color: var(--text-strong);
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.page-hero-copy h1 {
  font-size: clamp(2.6rem, 4.8vw, 4.2rem);
}

.page-hero-copy p:last-child,
.product-showcase p,
.case-card p,
.about-block p {
  color: var(--muted);
  line-height: 1.85;
  font-size: 1rem;
}

.cooperation-hero-card {
  position: relative;
  flex: 1 1 auto;
  width: 100%;
  max-width: none;
  min-height: 460px;
  display: flex;
  align-items: flex-end;
  padding: 42px;
  border-radius: 30px;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(8, 22, 40, 0.74) 0%, rgba(8, 22, 40, 0.58) 34%, rgba(8, 22, 40, 0.18) 62%, rgba(8, 22, 40, 0.06) 100%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0.02)),
    url("./img/cooperation_1.jpg");
  background-position: 62% 36%;
  background-size: cover;
  background-repeat: no-repeat;
  box-shadow: 0 26px 64px rgba(15, 39, 64, 0.12);
}

.cooperation-hero-copy {
  max-width: 720px;
  position: relative;
  z-index: 1;
}

.cooperation-hero-card h1 {
  color: #ffffff;
}

.cooperation-hero-card p:last-child {
  margin-top: 18px;
  color: rgba(247, 251, 255, 0.88);
  max-width: 60ch;
}

.capability-section,
.product-section,
.contact-section {
  background: transparent;
}

.solution-section,
.about-section {
  position: relative;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.section-heading h2 {
  font-size: clamp(2rem, 3.6vw, 3.3rem);
}

.capability-grid,
.solution-list,
.product-layout,
.about-section {
  display: grid;
  gap: 22px;
}

.capability-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.news-strip {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(300px, 340px);
  gap: 22px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x proximity;
  padding: 4px 6px 18px;
  scrollbar-width: thin;
  scrollbar-color: rgba(24, 92, 170, 0.35) transparent;
}

.news-strip::-webkit-scrollbar {
  height: 10px;
}

.news-strip::-webkit-scrollbar-thumb {
  background: rgba(24, 92, 170, 0.28);
  border-radius: 999px;
}

.news-strip::-webkit-scrollbar-track {
  background: transparent;
}

.feature-card,
.solution-card,
.product-panel {
  border-radius: 22px;
  padding: 30px 26px;
}

.feature-card {
  display: flex;
  flex-direction: column;
  min-height: 330px;
}

.cooperation-card {
  position: relative;
  display: grid;
  grid-template-columns: 124px minmax(0, 1fr);
  align-items: center;
  gap: 28px;
  min-height: 280px;
}

.feature-icon {
  width: 104px;
  height: 104px;
  object-fit: contain;
  padding: 14px;
  border-radius: 28px;
  background: linear-gradient(135deg, #edf5ff, #d9e9ff);
  box-shadow:
    inset 0 0 0 1px rgba(24, 92, 170, 0.1),
    0 16px 34px rgba(24, 92, 170, 0.12);
}

.cooperation-card .feature-icon {
  align-self: center;
}

.cooperation-card-copy {
  display: flex;
  justify-content: center;
  min-height: 100%;
  flex-direction: column;
}

.cooperation-card h3 {
  margin: 0 0 14px;
  font-size: 1.8rem;
  line-height: 1.24;
}

.cooperation-card p {
  margin: 0;
  font-size: 1.2rem;
  line-height: 1.92;
}

.cooperation-card-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: flex-end;
  margin-top: auto;
  min-height: 42px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid #cfe0f7;
  color: var(--accent);
  background: #f7fbff;
  font-size: 0.95rem;
  font-weight: 700;
  white-space: nowrap;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background-color 180ms ease;
  display: none;
}

.cooperation-card-link:hover,
.cooperation-card-link:focus-visible {
  transform: translateY(-1px);
  border-color: #b7d1f0;
  background: #eef5ff;
}

.news-card {
  min-height: 340px;
  scroll-snap-align: start;
}

.feature-index {
  display: inline-block;
  margin-bottom: 18px;
  color: var(--accent);
  font-size: 0.86rem;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.feature-card h3,
.solution-card h3,
.product-panel h3 {
  margin: 0 0 14px;
  color: var(--text-strong);
  font-size: 1.3rem;
}

.card-link {
  margin-top: auto;
  align-self: flex-end;
  color: var(--accent);
  font-weight: 700;
}

.news-card-all {
  justify-content: center;
  background: linear-gradient(180deg, #f4f8fe, #ffffff);
}

.news-card-all .card-link {
  align-self: flex-start;
}

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

.solution-card {
  background: linear-gradient(180deg, #ffffff, #fbfdff);
}

.entry-grid,
.product-stack,
.case-grid,
.cooperation-grid,
.about-layout,
.news-page-grid {
  display: grid;
  gap: 22px;
}

.entry-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.entry-card {
  display: block;
  padding: 28px 24px;
  border-radius: 22px;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: var(--shadow);
  transition:
    transform 180ms ease,
    border-color 180ms ease;
}

.entry-card:hover,
.entry-card:focus-visible {
  transform: translateY(-3px);
  border-color: #b9cde2;
}

.entry-card strong {
  display: block;
  color: var(--text-strong);
  font-size: 1.12rem;
  margin-bottom: 10px;
}

.entry-card span {
  color: var(--muted);
  line-height: 1.8;
}

.product-stack,
.case-grid,
.cooperation-grid,
.about-layout,
.news-page-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.product-showcase,
.case-card,
.about-block,
.news-article {
  padding: 30px;
  border-radius: 24px;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: var(--shadow);
}

.product-showcase {
  display: grid;
  gap: 16px;
}

.case-tag {
  margin: 0 0 14px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.82rem;
}

.bullet-list {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
  line-height: 1.9;
}

.news-article h2 {
  margin: 0 0 14px;
  color: var(--text-strong);
  font-size: 1.65rem;
  line-height: 1.35;
}

.news-article p {
  margin: 0;
  color: var(--muted);
  line-height: 1.9;
}

.news-timeline {
  position: relative;
  display: grid;
  gap: 26px;
  padding-left: 0;
}

.news-timeline::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, #d7e3f0, #bfd2e8);
}

.news-article {
  position: relative;
  display: grid;
  grid-template-columns: 128px minmax(0, 1fr);
  align-items: start;
  gap: 28px;
  padding: 0 0 0 34px;
  border: 0;
  box-shadow: none;
  background: transparent;
}

.news-article .feature-index {
  margin: 24px 0 0;
  position: relative;
  color: var(--accent);
  font-size: 0.92rem;
  font-weight: 800;
}

.news-article .feature-index::after {
  content: "";
  position: absolute;
  left: -46px;
  top: 50%;
  width: 16px;
  height: 16px;
  border-radius: 999px;
  transform: translateY(-50%);
  background: #fff;
  border: 4px solid var(--accent);
  box-shadow: 0 0 0 6px rgba(24, 92, 170, 0.08);
}

.news-article-card {
  display: flex;
  flex-direction: column;
  min-height: 240px;
  padding: 30px;
  border-radius: 24px;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: var(--shadow);
}

.news-article-card .card-link {
  margin-top: auto;
  align-self: flex-end;
}

.article-page-body .article-detail-view {
  max-width: var(--article-width);
  margin: 0;
  padding-top: 8px;
}

.article-page-body .article-header,
.article-page-body .article-page,
.article-page-body .article-header-inner,
.article-page-body .article-page-content {
  max-width: var(--article-width);
}

.article-page-body .article-header,
.article-page-body .article-content-section,
.article-page-body .article-page {
  margin: 0;
}

.article-page-body .article-header {
  padding-top: 28px;
}

.article-page-body .article-content-section {
  padding: 18px 0 48px;
}

.article-page-body .article-page {
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
  text-align: left;
}

.article-page-body .article-header-inner h1 {
  margin: 0 0 14px;
  color: var(--text-strong);
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: -0.04em;
  font-size: clamp(2.8rem, 5vw, 5rem);
  text-align: left;
}

.article-page-body .article-header-inner p {
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.8;
  text-align: left;
}

.article-page-body .article-divider {
  height: 1px;
  margin-bottom: 18px;
  background: var(--line);
}

.article-page-body .article-page-content {
  padding-top: 0;
}

.article-page-body .article-page-content h2,
.article-page-body .article-page-content h3 {
  margin: 32px 0 14px;
  color: var(--text-strong);
  line-height: 1.35;
  text-align: left;
}

.article-page-body .article-page-content p,
.article-page-body .article-page-content li {
  color: var(--muted);
  line-height: 1.95;
  font-size: 1rem;
  text-align: left;
}

.article-page-body .article-page-content ul,
.article-page-body .article-page-content ol {
  margin: 0;
  padding-left: 22px;
}

.article-page-body .article-page-content code {
  padding: 2px 8px;
  border-radius: 999px;
  background: #eef4fb;
  color: var(--text-strong);
}

.product-layout {
  grid-template-columns: 1.15fr 1fr 1fr;
}

.product-panel:first-child {
  background: linear-gradient(180deg, var(--accent-soft), #ffffff);
  border-color: #cfe0f7;
}

.process-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 34px;
  border-radius: 28px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, #f6faff, #ffffff);
}

.process-band h2 {
  max-width: 12ch;
  margin: 0;
  color: var(--text-strong);
  font-size: clamp(1.8rem, 2.8vw, 2.8rem);
}

.process-steps {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px;
}

.process-steps span {
  padding: 12px 16px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--line);
  color: var(--text);
  font-weight: 600;
}

.about-section {
  grid-template-columns: 1.05fr 0.95fr;
  align-items: start;
}

.about-points {
  display: grid;
  gap: 18px;
}

.about-points div {
  border-radius: 20px;
  padding: 24px;
}

.about-points strong {
  display: block;
  margin-bottom: 8px;
  color: var(--text-strong);
  font-size: 1.08rem;
}

.about-points span,
.contact-meta span {
  color: var(--muted);
  line-height: 1.8;
}

.contact-card {
  border-radius: 28px;
  padding: 34px;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  background: linear-gradient(180deg, #ffffff, #f7fbff);
}

.contact-meta {
  min-width: 280px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 14px;
}

.contact-meta a {
  color: var(--accent);
  font-size: 1.2rem;
  font-weight: 700;
}

.site-footer {
  padding: 10px 0 42px;
  color: var(--muted);
  font-size: 0.92rem;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 500ms ease,
    transform 500ms ease;
}

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

@media (max-width: 1080px) {
  .hero,
  .about-section,
  .product-layout,
  .capability-grid,
  .entry-grid,
  .product-stack,
  .case-grid,
  .cooperation-grid,
  .about-layout,
  .news-page-grid {
    grid-template-columns: 1fr 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 18px;
  }

  .hero-stage {
    min-height: 620px;
  }

  .hero-slide {
    grid-template-columns: 1fr;
    padding: 60px 48px 112px;
  }

  .hero-art {
    min-height: 260px;
  }

  .process-band,
  .contact-card,
  .hero-panel-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 820px) {
  .page-shell {
    width: min(100% - 24px, 1240px);
  }

  .site-header {
    flex-direction: column;
    align-items: flex-start;
    padding-top: 16px;
  }

  .site-nav {
    flex-wrap: wrap;
    gap: 14px;
  }

  .hero,
  .capability-grid,
  .solution-list,
  .product-layout,
  .about-section,
  .hero-metrics,
  .hero-panel-grid,
  .entry-grid,
  .product-stack,
  .case-grid,
  .cooperation-grid,
  .about-layout,
  .news-page-grid {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    max-width: none;
  }

  .hero-banner {
    padding-top: 16px;
  }

  .page-hero {
    min-height: 160px;
  }

  .cooperation-hero-card {
    min-height: 360px;
    padding: 28px;
    border-radius: 24px;
  }

  .hero-stage {
    min-height: 640px;
    border-radius: 26px;
  }

  .hero-slide {
    padding: 42px 24px 92px;
  }

  .hero-slide-copy h1 {
    font-size: clamp(2.3rem, 9vw, 3.5rem);
  }

  .hero-progress {
    width: calc(100% - 48px);
    margin-top: -34px;
  }

  .hero-art-ai .orb-a {
    width: 150px;
    height: 150px;
    right: 92px;
    top: 92px;
  }

  .hero-art-ai .orb-b {
    width: 82px;
    height: 82px;
    right: 18px;
    bottom: 42px;
  }

  .hero-art-ai .panel-grid {
    width: 290px;
    height: 170px;
    right: 24px;
    bottom: 18px;
  }

  .hero-art-ai::before {
    inset: 12px 0 12px 10px;
    border-radius: 26px;
  }

  .hero-art-ai::after {
    width: 220px;
    height: 220px;
    right: 46px;
    top: 40px;
  }

  .hero-art-position .ring-outer {
    width: 280px;
    height: 280px;
  }

  .hero-art-position .ring-middle {
    width: 200px;
    height: 200px;
  }

  .hero-art-position .ring-inner {
    width: 100px;
    height: 100px;
  }

  .hero-art-position .locator {
    width: 150px;
    height: 150px;
    right: 56px;
    top: 34px;
  }

  .hero-art-position .locator::after {
    inset: 24px;
  }

  .hero-art-robotics .drone-body {
    width: 180px;
    height: 116px;
    right: 84px;
    top: 68px;
  }

  .hero-art-robotics .drone-body::before,
  .hero-art-robotics .drone-body::after {
    width: 18px;
    height: 18px;
    top: 34px;
  }

  .hero-art-robotics .drone-body::before {
    left: 30px;
  }

  .hero-art-robotics .drone-body::after {
    right: 30px;
  }

  .hero-art-robotics .drone-arm {
    width: 108px;
  }

  .hero-art-robotics .arm-1 {
    right: 204px;
    top: 106px;
  }

  .hero-art-robotics .arm-2 {
    right: 52px;
    top: 106px;
  }

  .hero-art-robotics .arm-3 {
    right: 200px;
    top: 148px;
  }

  .hero-art-robotics .arm-4 {
    right: 56px;
    top: 148px;
  }

  .section {
    padding: 60px 0;
  }

  .news-timeline {
    padding-left: 0;
  }

  .news-timeline::before {
    display: none;
  }

  .news-article {
    grid-template-columns: 1fr;
    gap: 12px;
    padding-left: 0;
  }

  .news-article .feature-index {
    margin-top: 0;
  }

  .news-article .feature-index::after {
    display: none;
  }

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

  .cooperation-card .feature-icon {
    width: 84px;
    height: 84px;
  }

  .article-page-body .article-detail-view {
    padding-inline: 12px;
  }

  .article-page-body .article-header {
    padding-top: 18px;
  }

  .article-page-body .article-content-section {
    padding: 10px 0 36px;
  }

  .article-page-body .article-page-content {
    padding-top: 20px;
  }

  .section-soft {
    margin: 0 -12px;
    padding: 60px 12px;
    border-radius: 24px;
  }

  .feature-card,
  .solution-card,
  .product-panel,
  .contact-card,
  .hero-panel,
  .product-showcase,
  .case-card,
  .about-block,
  .entry-card,
  .news-article {
    padding: 24px;
  }
}

@media (max-width: 560px) {
  .page-shell {
    width: calc(100% - 20px);
  }

  .button {
    width: 100%;
  }

  .contact-meta {
    min-width: 0;
  }

  .contact-meta a {
    font-size: 1.05rem;
  }
}