:root {
  --bg: #eef1f4;
  --bg-strong: #d7dce3;
  --surface: rgba(255, 255, 255, 0.72);
  --surface-solid: #ffffff;
  --text: #0f1319;
  --text-muted: #5c6672;
  --line: rgba(15, 19, 25, 0.14);
  --line-strong: rgba(255, 255, 255, 0.2);
  --hero-overlay: linear-gradient(
    180deg,
    rgba(13, 17, 24, 0.62) 0%,
    rgba(13, 17, 24, 0.36) 45%,
    rgba(13, 17, 24, 0.16) 100%
  );
  --shadow: 0 24px 80px rgba(15, 19, 25, 0.16);
  --font-heading: "Sora", sans-serif;
  --font-body: "Manrope", sans-serif;
  --max-width: 1440px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: linear-gradient(180deg, var(--bg-strong) 0%, var(--bg) 18%, #fff 68%);
  color: var(--text);
  font-family: var(--font-body);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.16), transparent 28%),
    radial-gradient(circle at 80% 14%, rgba(255, 255, 255, 0.08), transparent 24%);
  opacity: 0.7;
  mix-blend-mode: screen;
  z-index: 0;
}

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

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

.site-shell {
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

.section {
  padding: 7rem clamp(1.5rem, 3vw, 3rem);
}

.hero {
  position: relative;
  min-height: 100vh;
  color: #f5f7fa;
  overflow: clip;
}

.subpage-hero {
  position: relative;
  min-height: 78vh;
  color: #f5f7fa;
  overflow: clip;
  background:
    linear-gradient(180deg, rgba(13, 17, 24, 0.82) 0%, rgba(13, 17, 24, 0.56) 100%),
    radial-gradient(circle at 18% 24%, rgba(255, 255, 255, 0.08), transparent 24%),
    linear-gradient(135deg, #161a20, #0f1319 52%, #121922);
}

.subpage-hero--platform::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 76% 38%, rgba(255, 173, 45, 0.08), transparent 22%),
    radial-gradient(circle at 72% 64%, rgba(102, 158, 255, 0.1), transparent 24%);
  pointer-events: none;
}

.hero-media {
  position: absolute;
  inset: 0;
  background:
    var(--hero-overlay),
    url("./images/top.png") center 44% / cover no-repeat;
  transform: scale(1.08);
  transform-origin: center center;
  animation: heroDrift 18s ease-in-out infinite alternate;
}

.topbar {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem clamp(1.5rem, 3vw, 3rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.topbar-controls {
  display: flex;
  align-items: center;
  gap: 1.4rem;
}

.brand,
.nav-links a,
.nav-toggle,
.language-button {
  font-size: 0.88rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.brand {
  font-family: var(--font-heading);
  font-weight: 500;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.language-switcher {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.28rem;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  background: rgba(12, 15, 20, 0.22);
  backdrop-filter: blur(14px);
}

.language-button {
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: rgba(245, 247, 250, 0.72);
  font-family: var(--font-body);
  cursor: pointer;
  padding: 0.45rem 0.7rem;
  transition:
    color 180ms ease,
    background 180ms ease;
}

.language-button:hover,
.language-button:focus-visible,
.language-button.is-active {
  color: #ffffff;
}

.language-button.is-active {
  background: rgba(255, 255, 255, 0.14);
}

.nav-links a {
  color: rgba(245, 247, 250, 0.82);
}

.nav-links a:hover,
.nav-links a:focus-visible,
.hero-link:hover,
.hero-link:focus-visible {
  color: #ffffff;
}

.nav-toggle {
  display: none;
  border: 0;
  background: transparent;
  color: #ffffff;
  font-family: var(--font-body);
  cursor: pointer;
  padding: 0;
}

.hero-copy {
  position: relative;
  z-index: 1;
  max-width: 900px;
  min-height: calc(100vh - 98px);
  margin: 0 auto;
  padding: 7rem 1.5rem 8rem;
  display: grid;
  place-content: center;
  justify-items: center;
  text-align: center;
}

.subpage-hero__inner {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  min-height: calc(78vh - 98px);
  margin: 0 auto;
  padding: 4rem clamp(1.5rem, 3vw, 3rem) 6rem;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(22rem, 0.95fr);
  gap: 2.5rem;
  align-items: center;
}

.subpage-hero__copy {
  max-width: 46rem;
  display: grid;
  gap: 1.3rem;
}

.subpage-hero__copy h1 {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 500;
  line-height: 0.98;
  letter-spacing: -0.05em;
  font-size: clamp(3.1rem, 6.5vw, 5.8rem);
  max-width: 11ch;
}

.subpage-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.subpage-hero__visual {
  justify-self: end;
}

.eyebrow,
.section-label,
.service-index {
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow {
  color: rgba(245, 247, 250, 0.76);
}

.hero h1,
.intro h2,
.services h2 {
  font-family: var(--font-heading);
  font-weight: 500;
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.hero h1 {
  margin: 1.2rem 0 1.4rem;
  font-size: clamp(3rem, 8vw, 6rem);
  max-width: 14ch;
}

.hero-text {
  max-width: 52rem;
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.7;
  color: rgba(245, 247, 250, 0.86);
}

.hero-link {
  margin-top: 2.4rem;
  padding: 1rem 1.8rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  backdrop-filter: blur(14px);
  background: rgba(255, 255, 255, 0.1);
  transition:
    background 180ms ease,
    transform 180ms ease,
    border-color 180ms ease;
}

.hero-link--secondary {
  background: transparent;
}

.hero-link:hover,
.hero-link:focus-visible {
  background: rgba(255, 255, 255, 0.16);
  transform: translateY(-1px);
  border-color: rgba(255, 255, 255, 0.34);
}

.intro,
.services,
.platforms,
.platform-principles,
.platform-mesh,
.platform-story,
.platform-summary,
.platform,
.footer {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-label {
  color: var(--text-muted);
}

.intro-grid {
  margin-top: 1.6rem;
  padding-top: 1.8rem;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.85fr);
  gap: 3rem;
}

.intro h2 {
  margin: 0;
  font-size: clamp(2.2rem, 4vw, 4.3rem);
  max-width: 11ch;
}

.intro-copy {
  display: grid;
  gap: 1.2rem;
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.75;
}

.intro-copy p,
.service-copy p,
.footer p {
  margin: 0;
}

.services-heading {
  display: grid;
  gap: 1rem;
}

.services h2 {
  margin: 0;
  font-size: clamp(2.2rem, 4vw, 4rem);
}

.platforms-intro {
  max-width: 48rem;
  margin: 0;
  color: var(--text-muted);
  line-height: 1.8;
}

.platforms-grid {
  margin-top: 2rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
  align-items: stretch;
}

.platforms-card {
  padding: 1.6rem;
  border: 1px solid var(--line);
  border-radius: 1.4rem;
  background: rgba(255, 255, 255, 0.78);
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.35rem;
  align-items: start;
  align-content: start;
  min-height: 100%;
  transition:
    transform 220ms ease,
    border-color 220ms ease,
    opacity 220ms ease,
    box-shadow 220ms ease;
}

.platforms-card:hover,
.platforms-card:focus-within {
  transform: translateY(-4px);
  border-color: rgba(15, 19, 25, 0.26);
  box-shadow: 0 24px 72px rgba(15, 19, 25, 0.08);
}

.platforms-card__copy {
  max-width: none;
  display: grid;
  gap: 0.85rem;
  align-content: start;
}

.platforms-card__copy h3 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 500;
  letter-spacing: -0.04em;
}

.platforms-card__copy p:last-of-type {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.75;
  max-width: 60ch;
}

.platforms-card__image {
  width: 100%;
  aspect-ratio: 1.08 / 1;
  object-fit: cover;
  border-radius: 1.2rem;
  box-shadow: var(--shadow);
  filter: saturate(0.82) contrast(1.03);
  transition:
    transform 260ms ease,
    filter 260ms ease,
    box-shadow 260ms ease;
}

.platforms-card:hover .platforms-card__image,
.platforms-card:focus-within .platforms-card__image {
  transform: translateY(-6px) scale(1.01);
  filter: saturate(0.88) contrast(1.04);
  box-shadow: 0 28px 88px rgba(15, 19, 25, 0.2);
}

.services-list {
  margin-top: 2rem;
  border-top: 1px solid var(--line);
}

.service-card {
  padding: 2rem 0;
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: minmax(0, 1fr) 18rem;
  gap: 2.25rem;
  align-items: center;
  transition:
    transform 220ms ease,
    border-color 220ms ease,
    opacity 220ms ease;
}

.service-card:hover,
.service-card:focus-within {
  transform: translateY(-4px);
  border-color: rgba(15, 19, 25, 0.26);
}

.service-copy {
  max-width: 44rem;
  display: grid;
  gap: 0.85rem;
}

.service-copy h3,
.footer-title,
.footer h4 {
  font-family: var(--font-heading);
  font-weight: 500;
  letter-spacing: -0.03em;
}

.service-copy h3 {
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
}

.service-subtitle {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.service-copy > :last-child {
  color: var(--text-muted);
  line-height: 1.75;
  max-width: 60ch;
}

.service-image {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 1.2rem;
  box-shadow: var(--shadow);
  filter: saturate(0.76) contrast(1.02);
  transition:
    transform 260ms ease,
    filter 260ms ease,
    box-shadow 260ms ease;
}

.service-card:hover .service-image,
.service-card:focus-within .service-image {
  transform: translateY(-6px) scale(1.01);
  filter: saturate(0.82) contrast(1.04);
  box-shadow: 0 28px 88px rgba(15, 19, 25, 0.2);
}

.platform {
  padding-top: 1rem;
}

.platform-panel {
  padding: clamp(1.5rem, 2.2vw, 2rem);
  border: 1px solid var(--line);
  border-radius: 1.5rem;
  background:
    linear-gradient(135deg, rgba(238, 241, 244, 0.9), rgba(255, 255, 255, 0.98));
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(18rem, 0.85fr);
  gap: 2.5rem;
  align-items: center;
  transition:
    transform 240ms ease,
    box-shadow 240ms ease,
    border-color 240ms ease;
}

.platform-panel:hover,
.platform-panel:focus-within {
  transform: translateY(-4px);
  border-color: rgba(15, 19, 25, 0.2);
  box-shadow: 0 24px 72px rgba(15, 19, 25, 0.08);
}

.platform-copy {
  max-width: 36rem;
  display: grid;
  gap: 1rem;
}

.platform-copy h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3.6vw, 3.5rem);
  font-weight: 500;
  line-height: 1.04;
  letter-spacing: -0.04em;
}

.platform-copy p {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.8;
}

.platform-link {
  width: fit-content;
  margin-top: 0.75rem;
  padding: 0.95rem 1.35rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.75);
  color: var(--text);
  font: inherit;
  cursor: pointer;
  opacity: 0.88;
  transition:
    opacity 180ms ease,
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease;
}

.platform-panel:hover .platform-link,
.platform-panel:focus-within .platform-link {
  opacity: 1;
  transform: translateY(-1px);
}

.platform-link:hover,
.platform-link:focus-visible {
  background: rgba(255, 255, 255, 0.92);
  border-color: rgba(15, 19, 25, 0.24);
}

.platform-link--text {
  background: transparent;
  border-color: transparent;
  padding-left: 0;
  padding-right: 0;
  border-radius: 0;
  opacity: 0.78;
}

.platform-link--text:hover,
.platform-link--text:focus-visible {
  background: transparent;
  border-color: transparent;
  opacity: 1;
}

.platform-image {
  width: 100%;
  aspect-ratio: 1 / 1;
  max-width: 18rem;
  object-fit: cover;
  border-radius: 1.2rem;
  box-shadow: var(--shadow);
  justify-self: end;
  transition:
    transform 260ms ease,
    box-shadow 260ms ease;
}

.platform-panel:hover .platform-image,
.platform-panel:focus-within .platform-image {
  transform: translateY(-4px) scale(1.01);
  box-shadow: 0 28px 88px rgba(15, 19, 25, 0.18);
}

.platform-story__list {
  margin-top: 2rem;
  display: grid;
  gap: 1.75rem;
}

.platform-principles__grid {
  margin-top: 2rem;
  display: grid;
  gap: 1.75rem;
}

.platform-layer {
  padding: 1.75rem;
  border: 1px solid var(--line);
  border-radius: 1.4rem;
  background: rgba(255, 255, 255, 0.78);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 24rem);
  gap: 2rem;
  align-items: center;
  transition:
    transform 220ms ease,
    border-color 220ms ease,
    box-shadow 220ms ease;
}

.platform-layer:hover,
.platform-layer:focus-within {
  transform: translateY(-4px);
  border-color: rgba(15, 19, 25, 0.22);
  box-shadow: 0 24px 72px rgba(15, 19, 25, 0.08);
}

.platform-layer__copy {
  max-width: 42rem;
  display: grid;
  gap: 0.8rem;
}

.platform-layer__copy h3 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3vw, 2.8rem);
  font-weight: 500;
  letter-spacing: -0.04em;
}

.platform-layer__copy p:last-of-type {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.8;
}

.platform-layer__visual {
  display: grid;
  justify-items: end;
}

.platform-case {
  padding: 1.75rem;
  border: 1px solid var(--line);
  border-radius: 1.4rem;
  background: rgba(255, 255, 255, 0.78);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 24rem);
  gap: 2rem;
  align-items: center;
  transition:
    transform 220ms ease,
    border-color 220ms ease,
    box-shadow 220ms ease;
}

.platform-case:hover,
.platform-case:focus-within {
  transform: translateY(-4px);
  border-color: rgba(15, 19, 25, 0.22);
  box-shadow: 0 24px 72px rgba(15, 19, 25, 0.08);
}

.platform-case__copy {
  max-width: 42rem;
  display: grid;
  gap: 0.8rem;
}

.platform-case__copy h3,
.platform-summary__copy h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 500;
  letter-spacing: -0.04em;
}

.platform-case__copy h3 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
}

.platform-case__copy p:last-child,
.platform-summary__copy p {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.8;
}

.platform-case__visual {
  min-height: auto;
  display: grid;
  justify-items: end;
}

.platform-visual {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 1.4rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.08), transparent 22%),
    linear-gradient(145deg, rgba(15, 19, 25, 0.96), rgba(19, 24, 31, 0.92));
  box-shadow: 0 24px 80px rgba(15, 19, 25, 0.2);
  overflow: hidden;
}

.platform-visual--map {
  aspect-ratio: 1.08 / 1;
  min-height: 34rem;
  max-width: 34rem;
  padding: 1rem;
}

.platform-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 2.8rem 2.8rem;
  opacity: 0.35;
  pointer-events: none;
}

.platform-visual-image {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 1rem;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
}

.platform-case__image {
  width: 100%;
  max-width: 22.5rem;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 1.15rem;
  box-shadow: 0 24px 72px rgba(15, 19, 25, 0.16);
  transition:
    transform 240ms ease,
    box-shadow 240ms ease;
}

.platform-case:hover .platform-case__image,
.platform-case:focus-within .platform-case__image {
  transform: translateY(-3px);
  box-shadow: 0 30px 88px rgba(15, 19, 25, 0.18);
}

.platform-case__image--square {
  max-width: 20rem;
  aspect-ratio: 1 / 1;
}

.platform-mesh__panel {
  margin-top: 2rem;
  padding: 1.75rem;
  border: 1px solid var(--line);
  border-radius: 1.4rem;
  background: rgba(255, 255, 255, 0.78);
  display: grid;
  grid-template-columns: minmax(18rem, 24rem) minmax(0, 1fr);
  gap: 2rem;
  align-items: stretch;
}

.platform-mesh__visual {
  min-height: 100%;
  border-radius: 1.2rem;
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(15, 19, 25, 0.16);
}

.platform-mesh__tiles {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.mesh-tile {
  padding: 1.15rem 1.2rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: rgba(250, 251, 253, 0.9);
  display: grid;
  gap: 0.55rem;
}

.mesh-tile h3 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 500;
  letter-spacing: -0.03em;
}

.mesh-tile p:last-child {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.75;
}

.platform-map__node,
.platform-map__halo,
.platform-map__line {
  position: absolute;
}

.platform-map__node {
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  background: #f4f7fb;
  box-shadow: 0 0 0 4px rgba(244, 247, 251, 0.08);
  z-index: 2;
}

.platform-map__node--a { top: 18%; left: 18%; }
.platform-map__node--b { top: 34%; left: 60%; background: #ffaa3b; box-shadow: 0 0 0 4px rgba(255, 170, 59, 0.1); }
.platform-map__node--c { top: 68%; left: 24%; background: #ffaa3b; box-shadow: 0 0 0 4px rgba(255, 170, 59, 0.1); }
.platform-map__node--d { top: 58%; left: 72%; }
.platform-map__node--e { top: 78%; left: 82%; background: #ffaa3b; box-shadow: 0 0 0 4px rgba(255, 170, 59, 0.1); }
.platform-map__node--f { top: 22%; left: 82%; }

.platform-map__line {
  height: 2px;
  transform-origin: left center;
  opacity: 0.82;
}

.platform-map__line--1 {
  top: 20%;
  left: 20%;
  width: 46%;
  background: linear-gradient(90deg, rgba(244, 247, 251, 0.74), rgba(244, 247, 251, 0.12));
  transform: rotate(18deg);
}

.platform-map__line--2 {
  top: 37%;
  left: 61%;
  width: 28%;
  background: linear-gradient(90deg, rgba(255, 170, 59, 0.84), rgba(255, 170, 59, 0.1));
  transform: rotate(56deg);
}

.platform-map__line--3 {
  top: 70%;
  left: 25%;
  width: 42%;
  background: linear-gradient(90deg, rgba(255, 170, 59, 0.84), rgba(255, 170, 59, 0.12));
  transform: rotate(-34deg);
}

.platform-map__line--4 {
  top: 61%;
  left: 73%;
  width: 15%;
  background: linear-gradient(90deg, rgba(244, 247, 251, 0.76), rgba(244, 247, 251, 0.12));
  transform: rotate(52deg);
}

.platform-map__line--5 {
  top: 28%;
  left: 19%;
  width: 64%;
  background: linear-gradient(90deg, rgba(244, 247, 251, 0.16), rgba(244, 247, 251, 0.06));
  transform: rotate(-4deg);
}

.platform-map__halo {
  border-radius: 50%;
  filter: blur(40px);
  opacity: 0.26;
}

.platform-map__halo--1 {
  width: 10rem;
  height: 10rem;
  background: rgba(255, 170, 59, 0.34);
  bottom: 8%;
  left: 12%;
}

.platform-map__halo--2 {
  width: 9rem;
  height: 9rem;
  background: rgba(102, 158, 255, 0.3);
  top: 12%;
  right: 10%;
}

.graph-svg,
.scenario-svg {
  width: 100%;
  height: 100%;
}

.graph-svg path,
.scenario-svg path {
  fill: none;
  stroke-linecap: round;
  stroke-width: 2.5;
}

.graph-svg path {
  stroke: rgba(244, 247, 251, 0.68);
}

.scenario-svg path {
  stroke: rgba(255, 170, 59, 0.78);
}

.graph-svg circle {
  fill: #f4f7fb;
  stroke: rgba(102, 158, 255, 0.5);
  stroke-width: 3;
}

.scenario-svg circle {
  fill: #161a20;
  stroke: rgba(255, 170, 59, 0.86);
  stroke-width: 3;
}

.platform-summary__panel {
  padding: 2rem;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1.5rem;
  align-items: end;
}

.platform-summary__copy {
  max-width: 52rem;
  display: grid;
  gap: 1rem;
}

.platform-summary__copy h2 {
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.02;
}

.footer {
  padding-top: 5rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  gap: 3rem;
  align-items: end;
}

.footer-brand {
  display: grid;
  gap: 1rem;
}

.footer-title {
  margin: 0;
  font-size: clamp(2rem, 3vw, 3rem);
}

.footer-note,
.footer-columns p {
  color: var(--text-muted);
  line-height: 1.7;
}

.footer-columns {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.footer h4 {
  margin: 0 0 0.9rem;
  font-size: 1rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.55rem;
}

.footer-links a {
  display: block;
  color: var(--text-muted);
  line-height: 1.5;
  transition: color 180ms ease;
}

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

.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition:
    opacity 680ms ease,
    transform 680ms ease;
}

.reveal-card {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 560ms ease,
    transform 560ms ease,
    border-color 220ms ease;
}

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

@keyframes heroDrift {
  0% {
    transform: scale(1.08) translate3d(0, 0, 0);
  }

  100% {
    transform: scale(1.11) translate3d(0, -0.8%, 0);
  }
}

@media (max-width: 960px) {
  .section {
    padding-top: 5.5rem;
    padding-bottom: 5.5rem;
  }

  .intro-grid,
  .footer,
  .service-card,
  .platforms-card,
  .platform-panel,
  .platform-layer,
  .platform-case,
  .platform-mesh__panel,
  .platform-summary__panel,
  .subpage-hero__inner {
    grid-template-columns: 1fr;
  }

  .service-card {
    gap: 1.5rem;
  }

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

  .service-image,
  .platform-image,
  .platforms-card__image {
    max-width: 24rem;
  }

  .subpage-hero__visual {
    justify-self: start;
    max-width: 30rem;
  }

  .platform-case__visual {
    max-width: 28rem;
    justify-items: start;
  }

  .platform-layer__visual,
  .platform-mesh__visual {
    max-width: 28rem;
    justify-items: start;
  }

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

@media (max-width: 720px) {
  .topbar {
    align-items: flex-start;
    padding-top: 1.4rem;
  }

  .topbar-controls {
    position: relative;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.85rem;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .nav-links {
    position: absolute;
    top: calc(100% + 0.75rem);
    right: 1.5rem;
    min-width: 11rem;
    padding: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 1rem;
    background: rgba(10, 13, 18, 0.78);
    backdrop-filter: blur(18px);
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.22);
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .nav-links.is-open {
    display: flex;
  }

  .hero-copy {
    padding-top: 5rem;
    min-height: calc(100vh - 80px);
  }

  .subpage-hero__inner {
    padding-top: 2rem;
    padding-bottom: 4rem;
    min-height: auto;
  }

  .hero-text {
    font-size: 0.98rem;
  }

  .hero-media {
    background-position: center 40%;
    transform: scale(1.12);
    animation: heroDriftMobile 18s ease-in-out infinite alternate;
  }

  .platform-visual--map {
    min-height: 22rem;
  }

  .platform-case__image {
    max-width: 100%;
  }
}

@keyframes heroDriftMobile {
  0% {
    transform: scale(1.12) translate3d(0, 0, 0);
  }

  100% {
    transform: scale(1.15) translate3d(0, -1%, 0);
  }
}

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

  .hero-media,
  .reveal,
  .reveal-card,
  .service-card,
  .service-image,
  .platform-panel,
  .platform-image,
  .platform-link,
  .hero-link,
  .platform-case {
    animation: none !important;
    transition: none !important;
    transform: none !important;
  }

  .reveal,
  .reveal-card {
    opacity: 1;
  }
}