:root {
  color-scheme: dark;
  --bg: #0b1117;
  --bg-deep: #080d12;
  --surface: #111a23;
  --surface-strong: #16222d;
  --line: #283642;
  --line-bright: #3e5160;
  --text: #f3f7fa;
  --muted: #a8b5bf;
  --accent: #34c4ea;
  --accent-strong: #15abd3;
  --teal: #43d5c4;
  --green: #5bd69b;
  --radius: 10px;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
  --max: 1180px;
  --header-height: 74px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 24px);
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  pointer-events: none;
  background:
    radial-gradient(circle at 82% 18%, rgba(52, 196, 234, 0.06), transparent 24rem),
    linear-gradient(rgba(255, 255, 255, 0.012) 1px, transparent 1px);
  background-size: auto, 100% 4px;
}

a {
  color: inherit;
}

img,
svg {
  display: block;
}

button,
select {
  font: inherit;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 100;
  padding: 10px 14px;
  transform: translateY(-150%);
  border-radius: 6px;
  background: var(--accent);
  color: #041016;
  font-weight: 750;
}

.skip-link:focus {
  transform: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  width: 100%;
  height: var(--header-height);
  align-items: center;
  justify-content: space-between;
  padding: 0 max(28px, calc((100vw - var(--max)) / 2));
  border-bottom: 1px solid rgba(62, 81, 96, 0.66);
  background: rgba(8, 13, 18, 0.9);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  color: var(--text);
  font-size: 1.2rem;
  font-weight: 760;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand-mark {
  width: 32px;
  color: var(--accent);
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-width: 1.8;
}

.site-nav {
  display: flex;
  height: 100%;
  align-items: center;
  gap: 34px;
}

.site-nav a {
  position: relative;
  display: inline-flex;
  height: 100%;
  align-items: center;
  color: #d8e0e5;
  font-size: 0.9rem;
  font-weight: 650;
  text-decoration: none;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 3px;
  content: "";
  transform: scaleX(0);
  transform-origin: center;
  background: var(--accent);
  transition: transform 180ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a.is-active {
  color: #fff;
}

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

.nav-github {
  color: var(--accent) !important;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 11px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: transparent;
  color: var(--text);
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  margin: 4px 0;
  background: currentColor;
}

.hero {
  position: relative;
  display: grid;
  min-height: 610px;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 16px;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.hero-copy {
  z-index: 2;
  width: min(650px, calc(100% - 56px));
  margin-left: max(28px, calc((100vw - 1360px) / 2));
  padding: 74px 0 88px;
}

.hero h1 {
  max-width: 620px;
  margin: 0 0 24px;
  font-size: clamp(3.15rem, 4.1vw, 4.7rem);
  font-weight: 780;
  letter-spacing: -0.055em;
  line-height: 0.98;
}

.hero h1 span {
  white-space: nowrap;
}

.hero-copy > p {
  max-width: 500px;
  margin: 0 0 33px;
  color: var(--muted);
  font-size: clamp(1rem, 1.5vw, 1.28rem);
  line-height: 1.55;
}

.hero-copy > .release-chip {
  display: inline-flex;
  width: fit-content;
  margin: 2px 0 22px;
  padding: 7px 11px;
  border: 1px solid rgba(52, 196, 234, 0.3);
  border-radius: 999px;
  color: var(--accent);
  background: rgba(52, 196, 234, 0.07);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1;
  text-transform: uppercase;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 28px;
}

.button,
.text-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  text-decoration: none;
}

.button {
  min-height: 50px;
  padding: 0 21px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-size: 0.93rem;
  font-weight: 760;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

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

.button:focus-visible,
.text-link:focus-visible,
.copy-button:focus-visible,
select:focus-visible,
.nav-toggle:focus-visible {
  outline: 3px solid rgba(52, 196, 234, 0.4);
  outline-offset: 3px;
}

.button svg,
.text-link svg {
  width: 18px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.button-primary {
  background: var(--accent);
  color: #051218;
}

.button-primary:hover {
  background: #64d9f5;
}

.text-link {
  color: var(--accent);
  font-size: 0.93rem;
  font-weight: 720;
}

.text-link svg {
  transition: transform 160ms ease;
}

.text-link:hover svg {
  transform: translateX(4px);
}

.hero-media {
  position: relative;
  align-self: stretch;
  min-height: 560px;
}

.hero-media::before {
  position: absolute;
  inset: 0 auto 0 0;
  z-index: 1;
  width: 22%;
  content: "";
  background: linear-gradient(90deg, var(--bg) 0%, rgba(11, 17, 23, 0) 100%);
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 55% center;
}

.section {
  width: min(var(--max), calc(100% - 56px));
  margin: 0 auto;
  padding: 96px 0;
}

.section-heading {
  display: grid;
  max-width: 800px;
  grid-template-columns: 54px 1fr;
  gap: 18px;
  margin-bottom: 54px;
}

.section-heading h2,
.config-copy h2,
.docs-cta h2 {
  margin: 0 0 14px;
  font-size: clamp(2rem, 3.6vw, 3.3rem);
  font-weight: 760;
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.section-heading p:not(.section-number),
.config-copy > p,
.docs-cta p {
  max-width: 680px;
  margin: 0;
  color: var(--muted);
  font-size: 1.03rem;
}

.section-number {
  margin: 8px 0 0;
  color: var(--accent);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.intro {
  display: grid;
  grid-template-columns: minmax(280px, 0.78fr) minmax(600px, 1.6fr);
  gap: 58px;
}

.intro-heading {
  display: grid;
  grid-template-columns: 3px 1fr;
  gap: 27px;
  margin: 0;
}

.rail {
  width: 3px;
  min-height: 132px;
  background: var(--accent);
}

.intro-heading h2 {
  font-size: 1.55rem;
  letter-spacing: -0.025em;
}

.intro-heading p {
  font-size: 0.96rem !important;
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  column-gap: 0;
  row-gap: 48px;
}

.feature {
  min-height: 145px;
  padding: 0 26px;
  border-left: 1px solid var(--line);
}

.feature svg {
  width: 31px;
  height: 31px;
  margin-bottom: 17px;
  color: var(--accent);
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.6;
}

.feature h3 {
  margin: 0 0 5px;
  font-size: 0.98rem;
}

.feature p {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.5;
}

.manager {
  display: grid;
  gap: 42px;
}

.manager .section-heading {
  margin-bottom: 0;
}

.manager-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 28px;
  border: 1px solid rgba(52, 196, 234, 0.24);
  border-radius: 12px;
  background: linear-gradient(120deg, rgba(52, 196, 234, 0.08), rgba(255, 255, 255, 0.02));
}

.manager-actions p {
  max-width: 560px;
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.manager-actions p a {
  color: var(--accent);
}

.manager-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--line);
}

.manager-card {
  min-height: 200px;
  padding: 28px;
  background: var(--surface);
}

.manager-card > span {
  color: var(--accent);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.manager-card h3 {
  margin: 42px 0 10px;
  font-size: 1.08rem;
}

.manager-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.manager-flow {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 0;
  padding: 0;
  list-style: none;
}

.manager-flow li {
  position: relative;
  display: grid;
  gap: 5px;
  padding: 0 40px 0 0;
}

.manager-flow li:not(:last-child)::after {
  position: absolute;
  top: 14px;
  right: 16px;
  width: 28px;
  height: 1px;
  background: var(--accent);
  content: "";
}

.manager-flow strong {
  font-size: 0.92rem;
}

.manager-flow span {
  color: var(--muted);
  font-size: 0.8rem;
}

.hardware,
.configuration {
  position: relative;
}

.hardware::before,
.configuration::before {
  position: absolute;
  top: 0;
  right: calc((var(--max) - 100vw) / 2);
  bottom: 0;
  left: calc((var(--max) - 100vw) / 2);
  z-index: -1;
  content: "";
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(17, 26, 35, 0.58);
}

.wiring-layout {
  display: grid;
  grid-template-columns: minmax(570px, 1.35fr) minmax(340px, 0.65fr);
  gap: 56px;
  align-items: center;
}

.wiring-board {
  position: relative;
  display: grid;
  min-height: 390px;
  grid-template-columns: 160px 1fr 190px;
  align-items: center;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #0a0f14;
  box-shadow: var(--shadow);
}

.device {
  position: relative;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #35627a;
  background: #0b3954;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.4);
}

.device-esp {
  width: 126px;
  height: 230px;
  flex-direction: column;
  justify-self: center;
  border-radius: 8px 8px 15px 15px;
  color: #dff7ff;
  font-family: "SFMono-Regular", Consolas, monospace;
  letter-spacing: 0.06em;
}

.device-esp::after {
  position: absolute;
  bottom: -10px;
  width: 44px;
  height: 15px;
  content: "";
  border: 1px solid #7e8b91;
  border-radius: 2px;
  background: #b5bec2;
}

.device-esp small {
  color: #81dff6;
  font-size: 0.7rem;
}

.device-oled {
  width: 168px;
  height: 136px;
  justify-self: center;
  border-radius: 5px;
}

.oled-screen {
  display: flex;
  width: 132px;
  height: 86px;
  flex-direction: column;
  justify-content: center;
  padding: 9px 14px;
  border: 3px solid #101417;
  background: #010304;
  color: white;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 1rem;
  line-height: 1.25;
  text-shadow: 0 0 8px rgba(255, 255, 255, 0.38);
}

.oled-screen small {
  margin-top: 5px;
  padding-top: 4px;
  border-top: 1px solid #fff;
  font-size: 0.57rem;
}

.port {
  position: absolute;
  width: 8px;
  height: 8px;
  border: 2px solid #dfbc77;
  border-radius: 50%;
  background: #171d21;
}

.device-esp .port { right: -5px; }
.device-oled .port { left: -5px; }
.port-1 { top: 31%; }
.port-2 { top: 41%; }
.port-3 { top: 51%; }
.port-4 { top: 61%; }

.wire {
  position: absolute;
  z-index: 2;
  left: 136px;
  width: calc(100% - 302px);
  height: 3px;
  background: currentColor;
  box-shadow: 0 1px 5px currentColor;
}

.wire span {
  position: absolute;
  top: -24px;
  left: 20px;
  color: #cad4db;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.72rem;
}

.wire-red { top: 43%; color: #f05d5e; }
.wire-slate { top: 48.5%; color: #8a969e; }
.wire-yellow { top: 54%; color: #f3c953; }
.wire-blue { top: 59.5%; color: #349ada; }
.wire-labels { display: none; }

.parts-list {
  margin-bottom: 46px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(17, 25, 32, 0.56);
}

.parts-list table,
.wiring-notes table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.parts-list table {
  min-width: 760px;
}

.parts-list th,
.parts-list td,
.wiring-notes th,
.wiring-notes td {
  padding: 15px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

.parts-list th,
.wiring-notes th {
  color: var(--muted);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.parts-list td:first-child,
.parts-list td:nth-child(5) {
  color: var(--accent);
  font-family: "SFMono-Regular", Consolas, monospace;
}

.parts-list td:last-child,
.parts-list th:last-child {
  text-align: right;
}

.parts-list a {
  color: var(--accent);
  font-weight: 700;
}

.parts-list small {
  color: var(--muted);
  font-size: 0.7rem;
}

.parts-note {
  margin: 0;
  padding: 18px 20px;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.6;
}

.parts-note code {
  color: var(--text);
}

.wiring-notes td:first-child,
.wiring-notes td:nth-child(2) {
  color: var(--accent);
  font-family: "SFMono-Regular", Consolas, monospace;
}

.safety-note {
  margin: 28px 0 0;
  padding-left: 16px;
  border-left: 3px solid #f3c953;
  color: var(--muted);
  font-size: 0.88rem;
}

.safety-note strong {
  color: var(--text);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.steps > li {
  display: grid;
  min-width: 0;
  grid-template-columns: 44px 1fr;
  gap: 14px;
  padding: 0 30px;
  border-left: 1px solid var(--line);
}

.steps > li > div {
  min-width: 0;
}

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

.steps > li:last-child {
  padding-right: 0;
}

.step-number {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 2px solid var(--accent);
  border-radius: 50%;
  color: var(--accent);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-weight: 700;
}

.steps h3 {
  margin: 3px 0 8px;
  font-size: 1.08rem;
}

.steps p {
  min-height: 73px;
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 0.9rem;
}

pre {
  position: relative;
  margin: 0;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #070b0f;
  max-width: 100%;
}

pre code {
  display: block;
  min-width: max-content;
  padding: 18px 56px 18px 16px;
  color: #b7eecb;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.76rem;
  line-height: 1.65;
}

.copy-button {
  position: absolute;
  top: 9px;
  right: 9px;
  padding: 5px 8px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--surface);
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 700;
  cursor: pointer;
}

.copy-button:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.configuration {
  display: grid;
  grid-template-columns: minmax(340px, 0.85fr) minmax(480px, 1.15fr);
  align-items: center;
  gap: 100px;
}

.config-copy .section-number {
  margin-bottom: 20px;
}

.check-list {
  display: grid;
  gap: 10px;
  margin: 28px 0 0;
  padding: 0;
  color: #d8e2e8;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 27px;
}

.check-list li::before {
  position: absolute;
  top: 0.1em;
  left: 0;
  content: "✓";
  color: var(--green);
  font-weight: 800;
}

.config-preview {
  padding: 30px;
  border: 1px solid var(--line-bright);
  border-radius: 12px;
  background: #151d24;
  box-shadow: var(--shadow);
}

.preview-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 28px;
  padding-bottom: 21px;
  border-bottom: 1px solid var(--line);
}

.preview-header > div {
  display: flex;
  flex-direction: column;
}

.preview-header small {
  color: var(--muted);
}

.preview-icon {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 7px;
  background: var(--accent);
  color: #071118;
  font-size: 0.75rem;
  font-weight: 850;
}

.connected {
  margin-left: auto;
  color: var(--green);
  font-size: 0.82rem;
  font-weight: 700;
}

.config-preview label {
  display: block;
  margin-bottom: 20px;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 650;
}

.config-preview select {
  width: 100%;
  height: 48px;
  margin-top: 7px;
  padding: 0 14px;
  border: 1px solid var(--line-bright);
  border-radius: 5px;
  background: #202a33;
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 600;
}

.preview-diagnostics {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 7px 20px;
  margin-top: 27px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.82rem;
}

.preview-diagnostics strong {
  color: var(--text);
}

.docs-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 50px;
}

.docs-cta > div {
  max-width: 720px;
}

.docs-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 20px;
  flex-wrap: wrap;
}

.button-outline {
  flex: 0 0 auto;
  border-color: var(--accent);
  color: var(--accent);
}

.button-outline:hover {
  background: rgba(52, 196, 234, 0.08);
}

.site-footer {
  position: relative;
  display: grid;
  width: min(var(--max), calc(100% - 56px));
  grid-template-columns: 1fr 1fr 44px;
  gap: 32px;
  align-items: center;
  margin: 0 auto;
  padding: 30px 0 38px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.78rem;
}

.site-footer p {
  margin: 0;
}

.site-footer p:nth-child(2) {
  text-align: right;
}

.site-footer a {
  color: var(--accent);
}

.back-top {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
}

.back-top svg {
  width: 20px;
  fill: none;
  stroke: var(--text);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

@media (max-width: 1050px) {
  .hero {
    grid-template-columns: minmax(350px, 0.9fr) minmax(420px, 1.1fr);
  }

  .hero-copy {
    margin-left: 28px;
  }

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

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

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

  .configuration {
    gap: 60px;
  }

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

@media (max-width: 820px) {
  :root {
    --header-height: 66px;
  }

  .site-header {
    padding: 0 20px;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 1px);
    right: 0;
    left: 0;
    display: none;
    height: auto;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px 20px 18px;
    border-bottom: 1px solid var(--line);
    background: #0a1015;
  }

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

  .site-nav a {
    height: 48px;
  }

  .site-nav a::after {
    right: auto;
    width: 42px;
  }

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

  .hero-copy {
    width: auto;
    margin: 0;
    padding: 76px 28px 20px;
  }

  .hero-media {
    min-height: 430px;
  }

  .hero-media::before {
    inset: 0 0 auto;
    width: 100%;
    height: 25%;
    background: linear-gradient(180deg, var(--bg), transparent);
  }

  .hero-media img {
    object-position: 58% center;
  }

  .section {
    width: min(100% - 40px, var(--max));
    padding: 76px 0;
  }

  .steps {
    grid-template-columns: 1fr;
    gap: 44px;
  }

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

  .steps p {
    min-height: 0;
  }

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

  .manager-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .manager-flow {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .manager-flow li:not(:last-child)::after {
    display: none;
  }

  .docs-cta {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-footer {
    width: calc(100% - 40px);
    grid-template-columns: 1fr 44px;
  }

  .site-footer p:nth-child(2) {
    grid-column: 1;
    text-align: left;
  }

  .back-top {
    grid-column: 2;
    grid-row: 1 / span 2;
  }
}

@media (max-width: 590px) {
  .brand {
    font-size: 1.03rem;
  }

  .brand-mark {
    width: 28px;
  }

  .hero h1 {
    font-size: clamp(2.75rem, 15vw, 4.1rem);
  }

  .hero h1 span {
    white-space: normal;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
    gap: 18px;
  }

  .text-link {
    justify-content: flex-start;
  }

  .hero-media {
    min-height: 330px;
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 7px;
  }

  .feature-list {
    grid-template-columns: 1fr 1fr;
    gap: 38px 0;
  }

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

  .manager-card {
    min-height: 0;
  }

  .manager-card h3 {
    margin-top: 20px;
  }

  .feature {
    padding: 0 18px;
  }

  .feature:nth-child(odd) {
    padding-left: 0;
    border-left: 0;
  }

  .wiring-board {
    min-height: 310px;
    grid-template-columns: 110px 1fr 130px;
  }

  .device-esp {
    width: 84px;
    height: 180px;
    font-size: 0.74rem;
  }

  .device-oled {
    width: 116px;
    height: 106px;
  }

  .oled-screen {
    width: 92px;
    height: 65px;
    padding: 6px 9px;
    font-size: 0.72rem;
  }

  .oled-screen small {
    font-size: 0.4rem;
  }

  .wire {
    left: 91px;
    width: calc(100% - 192px);
  }

  .wire span {
    display: none;
  }

  .config-preview {
    padding: 21px;
  }
}

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