:root {
  --bg: #050816;
  --bg-deep: #02040d;
  --bg-raised: #0a0e1d;
  --ink: #f7f8fb;
  --muted: #aab2c3;
  --line: rgba(255, 255, 255, 0.12);
  --paper: #f1f1ed;
  --paper-ink: #090b12;
  --orange: #ff8a22;
  --pink: #ff3f91;
  --violet: #8b4dff;
  --blue: #3478ff;
  --cyan: #12d9ef;
  --gradient: linear-gradient(96deg, var(--orange), var(--pink) 30%, var(--violet) 57%, var(--blue) 78%, var(--cyan));
  --radius: 28px;
  --content: 1360px;
  --gutter: clamp(20px, 5vw, 72px);
}

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

html {
  background: var(--bg);
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  text-rendering: optimizeLegibility;
}

body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button, select { cursor: pointer; }
::selection { background: var(--pink); color: #fff; }
:focus-visible { outline: 3px solid var(--cyan); outline-offset: 4px; }

.skip-link {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 1000;
  min-height: 44px;
  padding: 12px 16px;
  border-radius: 8px;
  background: #fff;
  color: #090b12;
  font-weight: 800;
  transform: translateY(-150%);
  transition: transform 0.2s ease;
}

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

.noise {
  position: fixed;
  inset: 0;
  z-index: 200;
  pointer-events: none;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 140 140' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.8'/%3E%3C/svg%3E");
}

.topbar {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  display: grid;
  grid-template-columns: minmax(180px, 240px) 1fr auto;
  align-items: center;
  gap: 28px;
  min-height: 84px;
  padding: 12px var(--gutter);
  border-bottom: 1px solid transparent;
  transition: background 0.3s ease, border-color 0.3s ease, backdrop-filter 0.3s ease;
}

.topbar.scrolled,
.topbar.menu-active {
  border-color: rgba(255, 255, 255, 0.08);
  background: rgba(3, 5, 14, 0.82);
  backdrop-filter: blur(20px);
}

.brand { display: block; width: clamp(186px, 16vw, 230px); }
.brand img { width: 100%; height: auto; }

.desktop-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(18px, 2.2vw, 32px);
  font-size: 0.8rem;
  font-weight: 720;
}

.desktop-nav a,
.footer-column a {
  position: relative;
  color: #e4e7ee;
}

.desktop-nav a::after {
  content: "";
  position: absolute;
  right: 100%;
  bottom: -9px;
  left: 0;
  height: 2px;
  background: var(--gradient);
  transition: right 0.25s ease;
}

.desktop-nav a:hover::after,
.desktop-nav a:focus-visible::after { right: 0; }
.top-actions { display: flex; align-items: center; gap: 10px; }

.language-switcher {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  color: #707791;
  font-size: 0.69rem;
  font-weight: 820;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.language-switcher a {
  display: grid;
  min-width: 32px;
  min-height: 44px;
  place-items: center;
  color: #8f96ad;
  transition: color 0.2s ease;
}

.language-switcher a:hover,
.language-switcher a:focus-visible,
.language-switcher a[aria-current="page"] {
  color: #fff;
}

.language-switcher span { padding-inline: 1px; }

.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 14px 22px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: inherit;
  font-size: 0.88rem;
  font-weight: 800;
  line-height: 1.2;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.button:hover {
  border-color: rgba(255, 255, 255, 0.35);
  transform: translateY(-2px);
}

.button--gradient {
  border-color: transparent;
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 16px 40px rgba(114, 75, 255, 0.24);
}

.button--compact { min-height: 46px; padding: 12px 18px; font-size: 0.78rem; }

.menu-toggle {
  position: relative;
  z-index: 103;
  display: grid;
  width: 48px;
  height: 48px;
  flex: 0 0 auto;
  place-items: center;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  color: white;
}

.menu-toggle span,
.menu-toggle span::before,
.menu-toggle span::after {
  position: relative;
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  content: "";
  transition: transform 0.28s ease, top 0.28s ease;
}

.menu-toggle span::before { position: absolute; top: -6px; }
.menu-toggle span::after { position: absolute; top: 6px; }
.menu-toggle.active span { background: transparent; }
.menu-toggle.active span::before { top: 0; transform: rotate(45deg); }
.menu-toggle.active span::after { top: 0; transform: rotate(-45deg); }

.overlay {
  position: fixed;
  inset: 0;
  z-index: 95;
  overflow-y: auto;
  padding: 118px var(--gutter) 48px;
  background: radial-gradient(circle at 78% 24%, rgba(52, 120, 255, 0.14), transparent 26%), #050711;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-18px);
  transition: opacity 0.35s ease, visibility 0.35s ease, transform 0.35s ease;
}

.overlay.open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: none;
}

.overlay__inner {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: clamp(40px, 8vw, 140px);
  width: min(100%, var(--content));
  min-height: calc(100svh - 166px);
  margin: 0 auto;
}

.overlay-links { display: flex; flex-direction: column; justify-content: center; }

.overlay-links a {
  display: flex;
  min-height: 64px;
  align-items: baseline;
  gap: 18px;
  width: fit-content;
  max-width: 100%;
  padding: 5px 0;
  font-size: clamp(2.8rem, 6vw, 6rem);
  font-weight: 850;
  letter-spacing: -0.06em;
  line-height: 0.98;
}

.overlay-links a span {
  color: #7f8ba3;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.overlay-links a:hover,
.overlay-links a:focus-visible {
  background: var(--gradient);
  background-clip: text;
  color: transparent;
}

.overlay-side {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding-bottom: 24px;
}

.overlay-side img { width: min(100%, 360px); margin-bottom: 24px; }

.overlay-side p {
  max-width: 390px;
  margin: 0 0 28px;
  color: var(--muted);
  line-height: 1.65;
}

.overlay-side a {
  width: fit-content;
  border-bottom: 1px solid rgba(255, 255, 255, 0.4);
  padding-bottom: 6px;
  font-weight: 750;
}

.hero {
  position: relative;
  display: grid;
  min-height: 100svh;
  align-items: center;
  overflow: hidden;
  padding: 126px var(--gutter) 72px;
  isolation: isolate;
}

.hero::before {
  position: absolute;
  inset: 0;
  z-index: -4;
  background: radial-gradient(circle at 78% 42%, rgba(52, 120, 255, 0.17), transparent 25%), radial-gradient(circle at 63% 57%, rgba(255, 63, 145, 0.11), transparent 24%), linear-gradient(180deg, #050816, #070a17);
  content: "";
}

.hero-grid {
  position: absolute;
  inset: 13% -22% -20% 39%;
  z-index: -3;
  background-image: linear-gradient(rgba(75, 112, 255, 0.075) 1px, transparent 1px), linear-gradient(90deg, rgba(75, 112, 255, 0.075) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: linear-gradient(to bottom, transparent, #000 24%, #000 76%, transparent);
  transform: perspective(720px) rotateX(67deg) rotateZ(-10deg);
  transform-origin: center;
}

.hero-orb {
  position: absolute;
  top: 12%;
  right: -6%;
  z-index: -2;
  width: min(54vw, 780px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: conic-gradient(from 210deg, rgba(255, 123, 36, 0.16), rgba(255, 63, 145, 0.14), rgba(139, 77, 255, 0.16), rgba(18, 217, 239, 0.12), rgba(255, 123, 36, 0.16));
  filter: blur(30px);
  animation: orbit 18s linear infinite;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.72fr);
  align-items: center;
  gap: clamp(20px, 4vw, 70px);
  width: min(100%, var(--content));
  margin: auto;
}

.eyebrow,
.section-kicker {
  margin: 0 0 20px;
  color: #9db3ff;
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.17em;
  line-height: 1.4;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 900px;
  margin: 0;
  font-size: clamp(3.8rem, 7.2vw, 6.6rem);
  font-weight: 860;
  letter-spacing: -0.064em;
  line-height: 0.87;
  text-transform: uppercase;
}

.hero h1 > span,
.hero h1 > em {
  display: block;
}

.hero h1 em,
.gradient-text {
  background: var(--gradient);
  background-clip: text;
  color: transparent;
  font-style: normal;
}

.hero-summary {
  max-width: 690px;
  margin: 30px 0 34px;
  color: #c7ccd8;
  font-size: clamp(1rem, 1.35vw, 1.25rem);
  line-height: 1.62;
}

.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }

.text-link {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  color: #d6dbe5;
  font-size: 0.84rem;
  font-weight: 780;
}

.text-link:hover { color: #fff; }
.hero-art { display: grid; min-height: 560px; place-items: center; }

.z-stage {
  --parallax-x: 0px;
  --parallax-y: 0px;
  position: relative;
  display: grid;
  width: min(38vw, 520px);
  min-width: 380px;
  aspect-ratio: 1;
  place-items: center;
  transform: translate3d(var(--parallax-x), var(--parallax-y), 0);
  transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.z-stage::before {
  position: absolute;
  inset: -8%;
  z-index: 0;
  border-radius: 50%;
  background: radial-gradient(circle, #030119 0 56%, rgba(3, 1, 25, 0.96) 68%, transparent 84%);
  content: "";
  filter: blur(12px);
}

.z-mark {
  position: relative;
  z-index: 2;
  width: 100%;
  height: auto;
  filter: drop-shadow(0 30px 55px rgba(80, 70, 255, 0.34));
  -webkit-mask-image: linear-gradient(to right, transparent, #000 15%, #000 90%, transparent), linear-gradient(to bottom, transparent, #000 12%, #000 88%, transparent);
  -webkit-mask-composite: source-in;
  mask-image: linear-gradient(to right, transparent, #000 15%, #000 90%, transparent), linear-gradient(to bottom, transparent, #000 12%, #000 88%, transparent);
  mask-composite: intersect;
  mix-blend-mode: lighten;
  animation: float 5.8s ease-in-out infinite;
}

.z-platform,
.z-platform::after {
  position: absolute;
  left: 50%;
  bottom: 5%;
  width: 78%;
  height: 29%;
  border: 1px solid rgba(80, 127, 255, 0.32);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(54, 115, 255, 0.24), rgba(5, 8, 22, 0) 68%);
  box-shadow: 0 0 52px rgba(56, 93, 255, 0.14);
  content: "";
  transform: translateX(-50%) rotateX(72deg);
}

.z-platform { z-index: 1; }

.z-platform::after {
  inset: -35% auto auto 50%;
  width: 118%;
  height: 160%;
  border-color: rgba(255, 66, 160, 0.23);
  background: transparent;
}

.art-chip {
  position: absolute;
  z-index: 3;
  min-height: 34px;
  padding: 9px 13px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  background: rgba(9, 13, 29, 0.72);
  backdrop-filter: blur(12px);
  color: #cbd1dc;
  font-size: 0.65rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.art-chip--one { left: 1%; top: 27%; }
.art-chip--two { right: 1%; top: 21%; }
.art-chip--three { right: 2%; bottom: 23%; }

.scroll-cue {
  position: absolute;
  bottom: 26px;
  left: var(--gutter);
  display: flex;
  min-height: 44px;
  align-items: center;
  gap: 12px;
  color: #929aaa;
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.scroll-cue::before { width: 38px; height: 1px; background: #81899b; content: ""; }

.marquee {
  display: flex;
  min-height: 46px;
  overflow: hidden;
  align-items: center;
  border-block: 1px solid var(--line);
  background: #050713;
  padding: 0;
}

.marquee-track {
  display: flex;
  width: max-content;
  align-items: center;
  gap: 28px;
  animation: marquee 44s linear infinite;
}

.marquee span {
  color: rgba(217, 221, 231, 0.72);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  white-space: nowrap;
}

.marquee i { display: block; width: 6px; height: 6px; border-radius: 50%; background: var(--gradient); opacity: 0.78; }
.section { padding: 118px var(--gutter); }

.section-heading,
.pillar-grid,
.about-layout,
.solution-grid,
.case-proof__shell,
.why-grid,
.steps,
.contact-shell,
.footer-grid,
.footer-bottom {
  width: min(100%, var(--content));
  margin-inline: auto;
}

.section-heading {
  display: grid;
  grid-template-columns: 0.55fr 1.45fr;
  align-items: end;
  gap: 34px;
  margin-bottom: 54px;
}

.section-heading h2,
.about h2,
.contact h2 {
  margin: 0;
  font-size: clamp(3rem, 5.8vw, 5.8rem);
  font-weight: 820;
  letter-spacing: -0.058em;
  line-height: 0.98;
}

.section-heading .section-kicker { color: #4d5362; }
.section-heading--dark .section-kicker { color: #8ca2db; }
.pillars { background: #070a17; }

.pillar-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.pillar {
  position: relative;
  min-height: 290px;
  overflow: hidden;
  padding: 34px;
  border-right: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.025), transparent);
}

.pillar:last-child { border-right: 0; }

.pillar::after {
  position: absolute;
  right: -54px;
  bottom: -54px;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: var(--violet);
  content: "";
  filter: blur(40px);
  opacity: 0.16;
}

.pillar:nth-child(1)::after { background: var(--orange); }
.pillar:nth-child(2)::after { background: var(--pink); }
.pillar:nth-child(4)::after { background: var(--cyan); }

.index,
.pillar .index,
.why-grid article > span,
.steps li > span,
.card-meta {
  color: #7f899f;
  font-size: 0.7rem;
  font-weight: 750;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.pillar h3 { margin: 68px 0 14px; font-size: 1.65rem; letter-spacing: -0.03em; }

.pillar h3 small {
  display: block;
  margin-top: 7px;
  color: #cbd1df;
  font-size: 0.82rem;
  font-weight: 680;
  letter-spacing: 0.04em;
  line-height: 1.35;
  text-transform: none;
}

.pillar p,
.why-grid p,
.steps p {
  margin: 0;
  color: #aab2c2;
  font-size: 0.9rem;
  line-height: 1.65;
}

.about { background: #0a0e1c; border-top: 1px solid var(--line); }

.about-layout {
  display: grid;
  grid-template-columns: 0.55fr 1.45fr;
  gap: clamp(40px, 7vw, 110px);
}

.about-label {
  margin: 30px 0 0;
  color: #afb7c7;
  font-size: clamp(1rem, 1.4vw, 1.25rem);
  line-height: 1.6;
}

.about-summary {
  max-width: 840px;
  margin: 34px 0 0;
  color: #b5bdcc;
  font-size: clamp(1.05rem, 1.45vw, 1.28rem);
  line-height: 1.7;
}

.why-grid h3,
.steps h3 {
  margin: 56px 0 12px;
  font-size: 1.35rem;
  letter-spacing: -0.025em;
}

.solutions { background: var(--paper); color: var(--paper-ink); }
.solution-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }

.solution-card {
  position: relative;
  display: flex;
  min-height: 590px;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  padding: clamp(26px, 3vw, 40px);
  border-radius: 30px;
  background: radial-gradient(circle at 82% 13%, rgba(60, 110, 255, 0.23), transparent 24%), linear-gradient(145deg, #111625, #070911 72%);
  color: #fff;
  isolation: isolate;
}

.solution-card::after {
  position: absolute;
  right: -90px;
  bottom: -120px;
  z-index: -1;
  width: 300px;
  height: 300px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  box-shadow: 0 0 0 42px rgba(255, 255, 255, 0.014), 0 0 0 84px rgba(255, 255, 255, 0.009);
  content: "";
}

.card-meta { display: flex; justify-content: space-between; gap: 20px; }

.solution-card h3 {
  margin: 54px 0 18px;
  font-size: clamp(2.2rem, 3.6vw, 3.7rem);
  letter-spacing: -0.05em;
  line-height: 0.99;
}

.solution-card p { max-width: 580px; margin: 0; color: #c0c6d2; line-height: 1.65; }

.solution-card ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.solution-card li {
  padding: 8px 11px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  color: #d9dde7;
  font-size: 0.72rem;
}

.card-link {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  gap: 12px;
  width: fit-content;
  margin-top: 34px;
  font-size: 0.76rem;
  font-weight: 830;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.card-link span { transition: transform 0.2s ease; }
.card-link:hover span { transform: translateX(4px); }

.case-proof {
  position: relative;
  overflow: hidden;
  border-block: 1px solid var(--line);
  background: #070a17;
}

.case-proof::before {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 82% 18%, rgba(42, 206, 255, 0.12), transparent 26%),
    radial-gradient(circle at 64% 78%, rgba(122, 52, 255, 0.14), transparent 32%);
  content: "";
  pointer-events: none;
}

.case-proof__shell {
  position: relative;
  display: grid;
  grid-template-columns: 0.55fr 1.45fr;
  align-items: end;
  gap: 34px;
}

.case-proof__meta { align-self: start; }
.case-proof__meta .section-kicker { margin-bottom: 16px; }

.case-proof__index,
.case-proof__name {
  color: #7f899f;
  font-size: 0.7rem;
  font-weight: 780;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.case-proof__name { margin: 0 0 20px; color: #d9deea; }

.case-proof h2 {
  max-width: 900px;
  margin: 0;
  font-size: clamp(3rem, 5.8vw, 5.8rem);
  font-weight: 820;
  letter-spacing: -0.058em;
  line-height: 0.98;
}

.case-proof h2 span {
  display: block;
  background: var(--gradient);
  background-clip: text;
  color: transparent;
}

.case-proof__link {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 38px;
  padding: 0 0 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.22);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 830;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: border-color 0.2s ease;
}

.case-proof__link span { transition: transform 0.2s ease; }
.case-proof__link:hover,
.case-proof__link:focus-visible { border-color: #8d74ff; }
.case-proof__link:hover span { transform: translateX(4px); }

.why { background: var(--bg); }

.why-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border-top: 1px solid var(--line);
}

.why-grid article {
  min-height: 250px;
  padding: 28px 24px 12px;
  border-right: 1px solid var(--line);
}

.why-grid article:first-child { padding-left: 0; }
.why-grid article:last-child { border-right: 0; }
.process { background: var(--bg-raised); border-top: 1px solid var(--line); }

.steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  margin-block: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.steps li {
  min-height: 280px;
  padding: 28px 24px 12px;
  border-right: 1px solid var(--line);
}

.steps li:first-child { padding-left: 0; }
.steps li:last-child { border-right: 0; }

.steps li > span {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 50%;
  background: var(--gradient);
  color: #fff;
}

.contact { background: #060916; border-top: 1px solid var(--line); }

.contact-shell {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(540px, 1.15fr);
  gap: clamp(48px, 7vw, 108px);
  align-items: start;
}

.contact-intro { position: sticky; top: 120px; }
.contact h2 { font-size: clamp(3.2rem, 5.5vw, 5.4rem); }

.contact-intro > p:not(.section-kicker) {
  max-width: 560px;
  margin: 30px 0;
  color: #b7bfce;
  font-size: 1.06rem;
  line-height: 1.7;
}

.contact-direct {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 40px;
  color: #8e98aa;
  font-size: 0.8rem;
}

.contact-direct a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-size: 0.82rem;
  font-weight: 780;
}

.contact-form {
  padding: clamp(24px, 3.5vw, 48px);
  border: 1px solid var(--line);
  border-radius: 30px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.018));
}

.field-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.contact-form label { display: block; margin-bottom: 20px; }

.contact-form label > span {
  display: block;
  margin-bottom: 9px;
  color: #dce0e8;
  font-size: 0.78rem;
  font-weight: 720;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  min-height: 52px;
  padding: 14px 15px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 12px;
  background: rgba(1, 3, 10, 0.5);
  color: #fff;
  outline: 0;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.contact-form textarea { min-height: 150px; resize: vertical; }
.contact-form select { color-scheme: dark; }

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(18, 217, 239, 0.16);
}

.contact-form ::placeholder { color: #70798d; }
.form-actions { display: flex; align-items: center; gap: 20px; margin-top: 6px; }

.form-actions p {
  max-width: 230px;
  margin: 0;
  color: #8f98aa;
  font-size: 0.72rem;
  line-height: 1.5;
}

.form-status { min-height: 22px; margin: 18px 0 0; color: #b9f6ff; font-size: 0.8rem; line-height: 1.5; }
.noscript-note { color: #ffd2e6; }

footer {
  padding: 70px var(--gutter) 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: var(--bg-deep);
}

.footer-grid { display: grid; grid-template-columns: 1.6fr 0.6fr 0.8fr; gap: 50px; }
.footer-brand img { width: min(100%, 310px); }

.footer-brand p {
  max-width: 460px;
  margin: 24px 0 0;
  color: #8892a5;
  font-size: 0.82rem;
  line-height: 1.65;
}

.footer-column h2 {
  margin: 0 0 22px;
  color: #fff;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.footer-column a {
  display: block;
  width: fit-content;
  min-height: 38px;
  color: #8f98aa;
  font-size: 0.82rem;
}

.footer-column a:hover { color: #fff; }
.footer-column a { overflow-wrap: anywhere; }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 52px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: #747e91;
  font-size: 0.7rem;
}

.mobile-contact-bar {
  display: none;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.72s ease, transform 0.72s cubic-bezier(0.2, 0.8, 0.2, 1);
}

[data-reveal].in { opacity: 1; transform: none; }
@keyframes orbit { to { transform: rotate(360deg); } }
@keyframes float {
  0%, 100% { transform: translateX(-3%); }
  50% { transform: translateX(-3%) translateY(-12px) rotate(-0.7deg); }
}
@keyframes marquee { to { transform: translateX(-50%); } }

@media (min-width: 1600px) {
  .hero-inner { grid-template-columns: minmax(0, 1.12fr) minmax(440px, 0.7fr); }
  .z-stage { width: min(34vw, 560px); }
}

@media (max-width: 1120px) {
  .desktop-nav { display: none; }
  .topbar { grid-template-columns: 1fr auto; }
  .top-actions { justify-self: end; }
  .hero-inner { grid-template-columns: minmax(0, 1fr) minmax(320px, 0.72fr); }
  .hero h1 { font-size: clamp(3.65rem, 7.5vw, 6.3rem); }
  .pillar-grid { grid-template-columns: repeat(2, 1fr); }
  .pillar:nth-child(2) { border-right: 0; }
  .pillar:nth-child(-n + 2) { border-bottom: 1px solid var(--line); }
  .why-grid, .steps { grid-template-columns: repeat(2, 1fr); }
  .why-grid article, .steps li { border-bottom: 1px solid var(--line); }
  .why-grid article:nth-child(2n), .steps li:nth-child(2n) { border-right: 0; }
  .why-grid article:nth-last-child(-n + 2), .steps li:nth-last-child(-n + 2) { border-bottom: 0; }
  .why-grid article:last-child, .steps li:last-child { grid-column: 1 / -1; border-top: 1px solid var(--line); }
  .contact-shell { grid-template-columns: minmax(0, 0.75fr) minmax(480px, 1.25fr); }
}

@media (max-width: 1050px) {
  .header-cta { display: none; }
  .overlay__inner, .hero-inner, .about-layout, .contact-shell { grid-template-columns: 1fr; }
  .overlay-side { display: none; }
  .hero { padding-top: 126px; }
  .hero-copy { max-width: 760px; }
  .hero-art { min-height: 420px; }
  .z-stage { width: min(72vw, 500px); min-width: 0; }
  .section-heading { grid-template-columns: 1fr; gap: 4px; }
  .case-proof__shell { grid-template-columns: 1fr; }
  .solution-grid { grid-template-columns: 1fr; }
  .solution-card { min-height: 540px; }
  .contact-intro { position: static; }
}

@media (max-width: 600px) {
  :root { --gutter: 18px; --radius: 22px; }
  html { scroll-padding-top: 72px; }
  .topbar { min-height: 70px; gap: 12px; padding-block: 8px; }
  .topbar.scrolled, .topbar.menu-active { background: rgba(3, 5, 14, 0.88); backdrop-filter: blur(18px); }
  .brand { width: clamp(145px, 42vw, 165px); }
  .language-switcher { font-size: 0.65rem; }
  .language-switcher a { min-width: 29px; }
  .menu-toggle { width: 46px; height: 46px; }
  .overlay { padding-top: 82px; }
  .overlay__inner { min-height: calc(100svh - 106px); }
  .overlay-links a { min-height: 56px; font-size: clamp(2rem, 10.5vw, 3.2rem); }
  .hero { min-height: 100svh; padding: 92px 18px 34px; }
  .hero-inner { position: relative; display: block; }
  .hero-copy { position: relative; z-index: 2; }
  .hero .eyebrow { margin-bottom: 14px; }
  .hero h1 { font-size: clamp(2.85rem, 13.4vw, 3.55rem); letter-spacing: -0.058em; line-height: 0.9; }
  .hero-summary { max-width: 320px; margin: 20px 0 22px; font-size: 0.96rem; line-height: 1.55; }
  .hero-actions { align-items: stretch; }
  .hero-actions .button { width: 100%; }
  .hero-actions .text-link { justify-content: flex-start; width: fit-content; padding-inline: 2px; }
  .hero-art { position: absolute; right: -72px; bottom: -92px; z-index: 0; min-height: 0; opacity: 0.34; pointer-events: none; }
  .z-stage { width: min(74vw, 290px); }
  .z-platform, .art-chip { display: none; }
  .scroll-cue { display: none; }
  .marquee { min-height: 44px; }
  .section { padding: 66px var(--gutter); }
  .section-heading, .about-layout { margin-bottom: 30px; }
  .section-heading h2, .about h2, .contact h2 { font-size: clamp(2.25rem, 10.4vw, 3rem); line-height: 1; }
  .pillar-grid, .why-grid, .steps { grid-template-columns: 1fr; }

  .pillar,
  .pillar:nth-child(2),
  .why-grid article,
  .why-grid article:nth-child(2n),
  .steps li,
  .steps li:nth-child(2n) {
    min-height: 158px;
    padding: 20px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .pillar:last-child,
  .why-grid article:last-child,
  .steps li:last-child {
    grid-column: auto;
    border-top: 0;
    border-bottom: 0;
  }

  .pillar {
    display: grid;
    grid-template-columns: 36px minmax(0, 1fr);
    grid-template-rows: auto auto;
    align-content: center;
    column-gap: 12px;
  }
  .pillar .index { grid-row: 1 / 3; padding-top: 4px; }
  .pillar h3 { grid-column: 2; margin: 0 0 7px; font-size: 1.28rem; }
  .pillar p { grid-column: 2; font-size: 0.82rem; line-height: 1.5; }
  .solution-grid { gap: 12px; }
  .solution-card { min-height: 296px; padding: 22px 20px; border-radius: 22px; }
  .solution-card h3 { margin: 24px 0 10px; font-size: clamp(1.75rem, 8vw, 2.25rem); line-height: 1; text-wrap: balance; }
  .solution-card h3 br { display: none; }
  .solution-card p { display: none; }
  .solution-card ul { gap: 6px; margin-top: 14px; }
  .solution-card li { padding: 6px 8px; font-size: 0.64rem; }
  .solution-card li:nth-child(n + 4) { display: none; }
  .card-link { min-height: 44px; margin-top: 16px; font-size: 0.7rem; }
  .card-meta span:last-child { max-width: 150px; text-align: right; }
  .case-proof__shell { gap: 32px; }
  .case-proof__name { margin-bottom: 14px; }
  .case-proof h2 { font-size: clamp(2.35rem, 10.8vw, 3.25rem); line-height: 1; }
  .case-proof__link { width: 100%; min-height: 50px; margin-top: 28px; }
  .why-grid article,
  .why-grid article:nth-child(2n) {
    display: grid;
    grid-template-columns: 36px minmax(0, 1fr);
    grid-template-rows: auto auto;
    min-height: 0;
    align-content: center;
    column-gap: 12px;
    padding: 18px 0;
  }
  .why-grid article > span { grid-row: 1 / 3; padding-top: 3px; }
  .why-grid h3 { grid-column: 2; margin: 0 0 5px; font-size: 1.05rem; }
  .why-grid p { grid-column: 2; font-size: 0.81rem; line-height: 1.45; }
  .steps { border-top: 0; }
  .steps li,
  .steps li:nth-child(2n) {
    position: relative;
    display: grid;
    grid-template-columns: 54px minmax(0, 1fr);
    grid-template-rows: auto auto;
    min-height: 122px;
    align-content: center;
    column-gap: 12px;
    padding: 16px 0;
  }
  .steps li:not(:last-child)::after {
    position: absolute;
    top: 70px;
    bottom: -1px;
    left: 20px;
    width: 1px;
    background: linear-gradient(var(--violet), rgba(255, 255, 255, 0.12));
    content: "";
  }
  .steps li > span { grid-row: 1 / 3; }
  .steps h3 { grid-column: 2; margin: 0 0 5px; font-size: 1.15rem; }
  .steps p { grid-column: 2; font-size: 0.82rem; line-height: 1.48; }
  .contact-direct { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); width: 100%; margin-top: 28px; }
  .contact-direct .button { min-height: 50px; padding: 11px 12px; font-size: 0.72rem; }
  .field-row { grid-template-columns: 1fr; gap: 0; }
  .contact-form { padding: 24px 18px; border-radius: 22px; }
  .contact-form textarea { min-height: 126px; }
  .form-actions { align-items: stretch; flex-direction: column; }
  .form-actions .button { width: 100%; }
  .form-actions p { max-width: none; }
  footer { padding-bottom: calc(112px + env(safe-area-inset-bottom)); }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .footer-brand img { width: min(100%, 250px); }
  .footer-bottom { align-items: flex-start; flex-direction: column; line-height: 1.6; }
  .mobile-contact-bar {
    position: fixed;
    right: 12px;
    bottom: 10px;
    left: 12px;
    z-index: 90;
    display: grid;
    grid-template-columns: 0.88fr 1.12fr;
    gap: 6px;
    padding: 6px 6px calc(6px + env(safe-area-inset-bottom));
    border: 1px solid rgba(255, 255, 255, 0.13);
    border-radius: 18px;
    background: rgba(4, 7, 18, 0.9);
    box-shadow: 0 18px 48px rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(20px);
    opacity: 0;
    pointer-events: none;
    transform: translateY(calc(100% + 28px));
    transition: opacity 0.22s ease, transform 0.28s cubic-bezier(0.2, 0.8, 0.2, 1);
  }
  .mobile-contact-bar.is-visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }
  .mobile-contact-bar a {
    display: flex;
    min-height: 48px;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    color: #fff;
    font-size: 0.76rem;
    font-weight: 820;
    text-align: center;
  }
  .mobile-contact-bar__whatsapp { background: var(--gradient); }
  .mobile-contact-bar a:last-child { border: 1px solid var(--line); background: rgba(255, 255, 255, 0.045); }
  body.menu-open .mobile-contact-bar { opacity: 0; pointer-events: none; transform: translateY(calc(100% + 28px)); }
}

@media (max-width: 680px) {
  .hero {
    display: block;
    min-height: auto;
    padding: 104px var(--gutter) 54px;
  }

  .hero-inner {
    display: flex;
    width: min(100%, 520px);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin: 0 auto;
  }

  .hero-copy {
    position: relative;
    z-index: 2;
    max-width: none;
  }

  .hero .eyebrow { margin-bottom: 14px; }

  .hero h1 {
    font-size: clamp(2.85rem, 13.4vw, 3.55rem);
    letter-spacing: -0.058em;
    line-height: 0.9;
  }

  .hero-summary {
    max-width: 350px;
    margin: 20px 0 22px;
    font-size: 0.96rem;
    line-height: 1.55;
  }

  .hero-actions {
    display: grid;
    width: 100%;
    gap: 10px;
  }

  .hero-actions .button,
  .hero-actions .text-link {
    width: 100%;
    min-height: 52px;
    justify-content: space-between;
    padding: 13px 20px;
    border-radius: 999px;
  }

  .hero-actions .text-link {
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: rgba(255, 255, 255, 0.045);
  }

  .hero-art {
    position: relative;
    right: auto;
    bottom: auto;
    z-index: 1;
    display: flex;
    width: 100%;
    min-height: 0;
    justify-content: flex-end;
    margin-top: 38px;
    padding-right: clamp(2px, 3vw, 16px);
    opacity: 1;
    pointer-events: none;
  }

  .z-stage {
    width: min(70vw, 310px);
    min-width: 0;
  }

  .z-mark {
    width: 100%;
    -webkit-mask-image: linear-gradient(to right, transparent, #000 7%, #000 93%, transparent), linear-gradient(to bottom, transparent, #000 7%, #000 93%, transparent);
    -webkit-mask-composite: source-in;
    mask-image: linear-gradient(to right, transparent, #000 7%, #000 93%, transparent), linear-gradient(to bottom, transparent, #000 7%, #000 93%, transparent);
    mask-composite: intersect;
    mix-blend-mode: lighten;
    filter: drop-shadow(0 24px 46px rgba(80, 70, 255, 0.3));
    animation: none;
  }

  .z-platform,
  .art-chip,
  .scroll-cue {
    display: none;
  }

  .marquee-track { animation-duration: 56s; }
}

@media (max-width: 380px) {
  .hero h1 { font-size: 2.95rem; }
  .topbar { gap: 8px; }
  .top-actions { gap: 5px; }
  .brand { width: 136px; }
  .language-switcher a { min-width: 27px; }
}

html[lang="zh-Hans"] body {
  font-family: Inter, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", ui-sans-serif, system-ui, sans-serif;
}

html[lang="zh-Hans"] .hero h1 {
  letter-spacing: -0.045em;
  line-height: 0.97;
  text-transform: none;
}

html[lang="zh-Hans"] .hero-summary,
html[lang="zh-Hans"] .about-summary,
html[lang="zh-Hans"] .solution-card p,
html[lang="zh-Hans"] .why-grid p,
html[lang="zh-Hans"] .steps p {
  text-wrap: pretty;
}

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

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

  [data-reveal] { opacity: 1; transform: none; }
  .marquee-track { animation: none; transform: none; }
}