:root {
  --bg: #f6f9fc;
  --bg-2: #eaf1f7;
  --panel: #ffffff;
  --panel-2: #eef4f8;
  --line: rgba(18, 45, 64, 0.14);
  --line-strong: rgba(0, 143, 179, 0.36);
  --text: #0b1720;
  --muted: #536575;
  --soft: #263d4e;
  --cyan: #008fb3;
  --blue: #315fcb;
  --violet: #6852c5;
  --steel: #617083;
  --warning: #74808c;
  --shadow: rgba(28, 51, 72, 0.12);
  --surface-glow: rgba(0, 143, 179, 0.1);
  --max: 1180px;
  --radius: 8px;
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(246, 249, 252, 0.98) 42%),
    radial-gradient(circle at 18% 0%, rgba(0, 143, 179, 0.12), transparent 34%),
    radial-gradient(circle at 88% 20%, rgba(104, 82, 197, 0.08), transparent 30%),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  letter-spacing: 0;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(18, 45, 64, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18, 45, 64, 0.055) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.7), transparent 76%);
  z-index: -1;
}

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

img,
svg {
  max-width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.82);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.nav-shell,
.section,
.footer-inner {
  width: min(100% - 40px, var(--max));
  margin: 0 auto;
}

.nav-shell {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: max-content;
}

.brand-mark {
  position: relative;
  width: 40px;
  height: 40px;
  flex: 0 0 40px;
  background: url("assets/tilius-mark.svg") center / contain no-repeat;
  filter: drop-shadow(0 0 18px rgba(91, 225, 255, 0.18));
}

.brand-name {
  display: block;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.brand-tag {
  display: block;
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.25;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.86);
  color: var(--text);
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: currentColor;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 5px;
}

.nav-links a {
  color: var(--muted);
  font-size: 0.92rem;
  padding: 10px 12px;
  border-radius: var(--radius);
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--text);
  background: rgba(0, 143, 179, 0.08);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 650;
  line-height: 1.1;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  color: #ffffff;
  background: linear-gradient(135deg, #008fb3, #1aa8d1 54%, #315fcb);
  box-shadow: 0 12px 34px rgba(0, 143, 179, 0.18);
}

.btn-secondary {
  color: var(--text);
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.78);
}

.btn-secondary:hover {
  border-color: var(--line-strong);
}

.hero {
  padding: 88px 0 62px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(360px, 0.98fr);
  gap: 52px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 760;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 20px;
  max-width: 860px;
  font-size: clamp(2.55rem, 7vw, 5.25rem);
  line-height: 0.96;
  letter-spacing: 0;
}

.page-hero h1 {
  font-size: clamp(2.35rem, 5vw, 4.65rem);
}

.lead {
  max-width: 760px;
  color: var(--soft);
  font-size: clamp(1.02rem, 1.7vw, 1.22rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 42px;
}

.meta-cell {
  min-height: 86px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.72);
}

.meta-cell strong {
  display: block;
  color: var(--text);
  font-size: 0.96rem;
  line-height: 1.25;
}

.meta-cell span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.35;
}

.technical-frame {
  position: relative;
  min-height: 500px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(238, 244, 248, 0.98)),
    repeating-linear-gradient(90deg, transparent 0 22px, rgba(18, 45, 64, 0.05) 23px 24px);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.7), 0 24px 80px var(--shadow);
}

.technical-frame::before {
  content: "";
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(0, 143, 179, 0.14);
  border-radius: calc(var(--radius) - 2px);
  pointer-events: none;
}

.sensor-visual {
  position: relative;
  height: 100%;
  min-height: 500px;
  padding: 34px;
}

.sensor-node {
  position: absolute;
  z-index: 2;
  width: 104px;
  padding: 10px;
  border: 1px solid rgba(0, 143, 179, 0.28);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.88);
  color: var(--soft);
  font-size: 0.76rem;
  text-align: center;
  box-shadow: 0 0 24px rgba(0, 143, 179, 0.1), 0 12px 26px var(--shadow);
}

.sensor-icon {
  display: block;
  width: 30px;
  height: 30px;
  margin: 0 auto 7px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: drop-shadow(0 0 12px rgba(0, 143, 179, 0.22));
}

.n-camera { top: 30px; left: 36px; color: var(--cyan); }
.n-depth { top: 130px; left: 36px; color: var(--blue); }
.n-thermal { top: 230px; left: 36px; color: var(--warning); }
.n-radar { top: 30px; right: 36px; color: var(--violet); }
.n-lidar { top: 130px; right: 36px; color: var(--cyan); }
.n-imu { top: 230px; right: 36px; color: var(--steel); }

.edge-module {
  position: absolute;
  z-index: 3;
  top: 150px;
  left: 50%;
  width: 190px;
  height: 150px;
  transform: translateX(-50%);
  border: 1px solid rgba(0, 143, 179, 0.42);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(0, 143, 179, 0.12), rgba(104, 82, 197, 0.08)),
    #ffffff;
  box-shadow: 0 0 68px rgba(0, 143, 179, 0.18), 0 18px 40px var(--shadow);
}

.edge-module::before {
  content: "";
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(18, 45, 64, 0.16);
  border-radius: 4px;
  background-image:
    linear-gradient(90deg, rgba(18, 45, 64, 0.08) 1px, transparent 1px),
    linear-gradient(rgba(18, 45, 64, 0.08) 1px, transparent 1px);
  background-size: 18px 18px;
}

.edge-module span {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--text);
  font-weight: 780;
  text-align: center;
  line-height: 1.15;
}

.signal-map {
  position: absolute;
  z-index: 1;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.signal-path {
  fill: none;
  stroke-width: 2.1;
  stroke-linecap: round;
  stroke-dasharray: 8 16;
  filter: drop-shadow(0 0 7px rgba(0, 143, 179, 0.32));
  animation: signalFlow 1.6s linear infinite, signalPulse 2.4s ease-in-out infinite;
}

.input-path {
  stroke: rgba(0, 143, 179, 0.78);
}

.output-path {
  stroke: rgba(104, 82, 197, 0.66);
  animation-duration: 1.9s, 2.6s;
}

.output-strip {
  position: absolute;
  z-index: 2;
  left: 34px;
  right: 34px;
  bottom: 38px;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px;
}

.output-strip span {
  min-height: 58px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--soft);
  background: rgba(255, 255, 255, 0.82);
  font-size: 0.72rem;
  text-align: center;
  line-height: 1.2;
}

@keyframes pulse {
  0% { opacity: 0.38; filter: brightness(0.9); }
  50% { opacity: 1; filter: brightness(1.55); }
  100% { opacity: 0.38; filter: brightness(0.9); }
}

@keyframes signalFlow {
  from { stroke-dashoffset: 24; }
  to { stroke-dashoffset: 0; }
}

@keyframes signalPulse {
  0%, 100% { opacity: 0.48; }
  50% { opacity: 1; }
}

.section {
  padding: 74px 0;
}

.section.compact {
  padding-top: 34px;
}

.section-heading {
  max-width: 780px;
  margin-bottom: 34px;
}

.section-heading.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

h2 {
  margin-bottom: 14px;
  font-size: clamp(1.9rem, 3.4vw, 3rem);
  line-height: 1.05;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.08rem;
  line-height: 1.25;
}

.section-heading p,
.card p,
.solution-block p,
.industry-card p,
.text-panel p,
.stack-item p,
.footer p {
  color: var(--muted);
}

.grid {
  display: grid;
  gap: 16px;
}

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

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.card,
.metric,
.solution-block,
.industry-card,
.text-panel,
.stack-item,
.contact-form {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(238, 244, 248, 0.82));
  box-shadow: 0 16px 44px var(--shadow);
}

.card,
.solution-block,
.industry-card,
.text-panel,
.stack-item {
  padding: 24px;
}

.card {
  min-height: 218px;
}

.card-index,
.industry-index {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin-bottom: 24px;
  border: 1px solid rgba(91, 225, 255, 0.36);
  border-radius: 50%;
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 760;
}

.build-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 26px;
  align-items: stretch;
}

.build-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.build-list li,
.check-list li {
  position: relative;
  padding: 13px 14px 13px 34px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--soft);
  background: rgba(255, 255, 255, 0.74);
}

.build-list li::before,
.check-list li::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 20px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 16px rgba(0, 143, 179, 0.32);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
}

.metric {
  min-height: 142px;
  padding: 18px;
}

.metric span {
  display: block;
  color: var(--cyan);
  font-size: 0.75rem;
  font-weight: 760;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.metric strong {
  display: block;
  margin-top: 16px;
  color: var(--text);
  font-size: 1.12rem;
  line-height: 1.2;
}

.metric small {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.35;
}

.cta-band {
  margin: 28px auto 0;
  padding: 34px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background:
    linear-gradient(90deg, rgba(0, 143, 179, 0.1), rgba(104, 82, 197, 0.07)),
    rgba(255, 255, 255, 0.82);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.cta-band h2 {
  max-width: 720px;
  margin-bottom: 0;
  font-size: clamp(1.6rem, 3vw, 2.5rem);
}

.page-hero {
  padding: 82px 0 34px;
}

.page-hero .lead {
  max-width: 850px;
}

.solution-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(380px, 1.1fr);
  gap: 42px;
  align-items: center;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 28px;
  align-items: center;
}

.pipeline {
  position: relative;
  min-height: 360px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 50%, rgba(0, 143, 179, 0.09), transparent 42%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(238, 244, 248, 0.98));
}

.pipeline::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(18, 45, 64, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18, 45, 64, 0.045) 1px, transparent 1px);
  background-size: 32px 32px;
}

.pipeline::after {
  content: "";
  position: absolute;
  top: 54px;
  bottom: 54px;
  left: 50px;
  width: 1px;
  background: linear-gradient(180deg, rgba(0, 143, 179, 0.1), rgba(0, 143, 179, 0.56), rgba(104, 82, 197, 0.42));
  box-shadow: 0 0 22px rgba(0, 143, 179, 0.18);
}

.pipeline-flow {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  align-content: center;
  min-height: 304px;
}

.pipe-step {
  position: relative;
  min-height: 52px;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 16px 12px 58px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(238, 244, 248, 0.92)),
    rgba(255, 255, 255, 0.88);
  color: var(--soft);
  text-align: left;
  font-size: 0.86rem;
  line-height: 1.25;
  box-shadow: 0 0 24px rgba(0, 143, 179, 0.08), 0 12px 28px var(--shadow);
}

.pipe-step::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 50%;
  width: 11px;
  height: 11px;
  border: 1px solid currentColor;
  border-radius: 50%;
  background: #ffffff;
  box-shadow: 0 0 18px rgba(0, 143, 179, 0.28);
  transform: translateY(-50%);
}

.pipe-step strong {
  color: inherit;
  font-size: 0.94rem;
  line-height: 1.2;
  overflow-wrap: anywhere;
}

.pipe-index {
  position: static;
  min-width: 28px;
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 760;
  letter-spacing: 0.14em;
}

.sensor-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  padding: 0;
  margin: 20px 0 0;
  list-style: none;
}

.sensor-list li {
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--soft);
  background: rgba(255, 255, 255, 0.76);
  box-shadow: 0 0 24px rgba(0, 143, 179, 0.08), 0 10px 22px var(--shadow);
}

.stack-list {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
}

.stack-item {
  min-height: 170px;
  padding: 18px;
}

.stack-item span {
  display: inline-block;
  margin-bottom: 24px;
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 760;
}

.target-band {
  margin-top: 18px;
  display: grid;
  grid-template-columns: minmax(0, 0.74fr) minmax(0, 1.26fr);
  gap: 18px;
  padding: 22px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background:
    linear-gradient(90deg, rgba(0, 143, 179, 0.08), rgba(104, 82, 197, 0.05)),
    rgba(255, 255, 255, 0.82);
}

.target-band p:last-child {
  margin-bottom: 0;
  color: var(--muted);
}

.target-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.target-grid span {
  min-height: 64px;
  display: grid;
  align-content: center;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.74);
  box-shadow: 0 0 24px rgba(0, 143, 179, 0.08), 0 10px 22px var(--shadow);
}

.target-grid strong {
  display: block;
  color: var(--text);
  font-size: 1rem;
  line-height: 1.2;
}

.solution-block {
  display: grid;
  grid-template-columns: 0.72fr 1fr;
  gap: 22px;
}

.solution-kicker {
  color: var(--cyan);
  font-size: 0.8rem;
  font-weight: 760;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.solution-visual {
  position: relative;
  min-height: 410px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 48%, rgba(0, 143, 179, 0.11), transparent 38%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(238, 244, 248, 0.98));
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.7), 0 24px 80px var(--shadow);
}

.solution-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(18, 45, 64, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18, 45, 64, 0.045) 1px, transparent 1px);
  background-size: 32px 32px;
}

.solution-visual-grid {
  position: relative;
  z-index: 2;
  min-height: 284px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(150px, 1.08fr) minmax(0, 1fr);
  grid-template-rows: 1fr 1fr;
  gap: 14px;
  align-items: center;
}

.solution-module,
.solution-core,
.solution-output span {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(238, 244, 248, 0.92)),
    rgba(255, 255, 255, 0.88);
  box-shadow: 0 0 24px rgba(0, 143, 179, 0.08), 0 12px 28px var(--shadow);
}

.solution-module {
  position: relative;
  min-height: 96px;
  display: grid;
  align-content: center;
  gap: 10px;
  padding: 16px;
}

.solution-module::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 16px;
  height: 1px;
  background: linear-gradient(90deg, rgba(0, 143, 179, 0.18), rgba(0, 143, 179, 0.72));
  box-shadow: 0 0 16px rgba(0, 143, 179, 0.22);
}

.solution-module span {
  color: var(--cyan);
  font-size: 0.7rem;
  font-weight: 760;
  letter-spacing: 0.14em;
}

.solution-module strong {
  color: var(--soft);
  font-size: 0.95rem;
  line-height: 1.2;
}

.sm-vision {
  grid-column: 1;
  grid-row: 1;
}

.sm-vision::after,
.sm-model::after {
  right: -16px;
}

.sm-fusion {
  grid-column: 3;
  grid-row: 1;
}

.sm-fusion::after,
.sm-custom::after {
  left: -16px;
  background: linear-gradient(90deg, rgba(104, 82, 197, 0.68), rgba(0, 143, 179, 0.18));
}

.sm-model {
  grid-column: 1;
  grid-row: 2;
}

.sm-custom {
  grid-column: 3;
  grid-row: 2;
}

.solution-core {
  grid-column: 2;
  grid-row: 1 / 3;
  min-height: 178px;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 10px;
  padding: 22px;
  border-color: var(--line-strong);
  background:
    linear-gradient(135deg, rgba(0, 143, 179, 0.12), rgba(104, 82, 197, 0.08)),
    #ffffff;
  text-align: center;
}

.solution-core span {
  color: var(--text);
  font-weight: 760;
}

.solution-core strong {
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.35;
}

.solution-output {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 18px;
}

.solution-output span {
  min-height: 52px;
  display: grid;
  place-items: center;
  color: var(--soft);
  font-size: 0.82rem;
}

.spec-list {
  display: grid;
  gap: 10px;
  margin: 0;
}

.spec-list div {
  padding: 13px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.74);
}

.spec-list dt {
  color: var(--text);
  font-weight: 700;
}

.spec-list dd {
  margin: 4px 0 0;
  color: var(--muted);
}

.industry-card {
  min-height: 250px;
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(360px, 1.12fr);
  gap: 28px;
  align-items: start;
}

.check-list {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.contact-form {
  padding: 24px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.field {
  display: grid;
  gap: 7px;
}

.field.full {
  grid-column: 1 / -1;
}

label {
  color: var(--soft);
  font-size: 0.86rem;
  font-weight: 650;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.86);
  color: var(--text);
  font: inherit;
  padding: 12px 13px;
}

textarea {
  min-height: 150px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  outline: 2px solid rgba(91, 225, 255, 0.28);
  border-color: var(--line-strong);
}

.form-note {
  color: var(--muted);
  margin: 0 0 18px;
}

.form-actions {
  margin-top: 16px;
}

.site-footer {
  margin-top: 62px;
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.86);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.8fr;
  gap: 30px;
  padding: 38px 0;
}

.footer-links {
  display: grid;
  gap: 8px;
  align-content: start;
}

.footer-links a {
  color: var(--muted);
  line-height: 1.35;
}

.footer-links strong + a[href^="mailto:"] {
  margin-top: -4px;
}

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

.footer-small {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.88rem;
  padding: 18px 0;
}

.footer-small .footer-inner {
  display: block;
  padding: 0;
}

@media (max-width: 1020px) {
  .hero-grid,
  .build-panel,
  .split,
  .solution-hero-grid,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .technical-frame,
  .sensor-visual {
    min-height: 460px;
  }

  .grid-4,
  .metric-grid,
  .stack-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .solution-block {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 760px) {
  .nav-shell,
  .section,
  .footer-inner {
    width: min(100% - 28px, var(--max));
  }

  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: 76px;
    left: 14px;
    right: 14px;
    display: none;
    padding: 12px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.96);
    box-shadow: 0 24px 80px var(--shadow);
  }

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

  .nav-links a {
    padding: 12px;
  }

  .hero {
    padding-top: 56px;
  }

  .hero-meta,
  .grid-4,
  .grid-3,
  .grid-2,
  .metric-grid,
  .stack-list,
  .footer-inner,
  .form-grid,
  .sensor-list,
  .build-list,
  .pipeline-flow {
    grid-template-columns: 1fr;
  }

  .technical-frame,
  .sensor-visual {
    min-height: 620px;
  }

  .sensor-node,
  .edge-module {
    position: relative;
    top: auto;
    left: auto;
    right: auto;
    bottom: auto;
    transform: none;
  }

  .sensor-visual {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-content: start;
    gap: 10px;
  }

  .sensor-node {
    width: auto;
  }

  .edge-module {
    grid-column: 1 / -1;
    width: 100%;
    height: 126px;
    margin: 8px 0;
  }

  .signal-map {
    display: none;
  }

  .output-strip {
    position: relative;
    left: auto;
    right: auto;
    bottom: auto;
    grid-column: 1 / -1;
    grid-template-columns: 1fr;
  }

  .cta-band {
    align-items: flex-start;
    flex-direction: column;
    padding: 24px;
  }

  .pipeline {
    min-height: auto;
  }

  .pipeline-flow {
    min-height: auto;
  }

  .pipe-step {
    min-height: 52px;
  }

  .solution-visual {
    min-height: auto;
    padding: 18px;
  }

  .solution-visual-grid {
    min-height: auto;
    grid-template-columns: 1fr;
  }

  .sm-vision,
  .sm-fusion,
  .sm-model,
  .sm-custom,
  .solution-core {
    grid-column: 1;
    grid-row: auto;
  }

  .solution-module,
  .solution-core {
    min-height: 74px;
  }

  .solution-module::after {
    display: none;
  }

  .solution-output {
    grid-template-columns: 1fr;
  }

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

  .footer-inner {
    gap: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}