:root {
  --navy: #0b2942;
  --blue: #0d3b66;
  --sky: #0f6b8f;
  --mint: #00b87a;
  --mint-bright: #00e695;
  --ink: #182631;
  --muted: #5d6c77;
  --paper: #f7f4ee;
  --surface: #ffffff;
  --soft: #eaf5f7;
  --line: rgba(13, 59, 102, 0.14);
  --shadow: 0 20px 60px rgba(11, 41, 66, 0.11);
  --shadow-sm: 0 8px 28px rgba(11, 41, 66, 0.08);
  --radius: 1.25rem;
  --radius-sm: 0.8rem;
  --max: 74rem;
  --font: "Segoe UI", Aptos, "Helvetica Neue", Arial, sans-serif;
  --display: "Segoe UI Variable Display", "Segoe UI Semibold", Aptos, Arial, sans-serif;
  --header-h: 4.5rem;
}

html[data-theme="dark"] {
  --navy: #eaf5f7;
  --blue: #84c8e4;
  --sky: #69c9e8;
  --mint: #35dda6;
  --mint-bright: #58f1bd;
  --ink: #eaf1f5;
  --muted: #a7b6c1;
  --paper: #09141e;
  --surface: #102230;
  --soft: #132f3e;
  --line: rgba(213, 238, 248, 0.14);
  --shadow: 0 22px 65px rgba(0, 0, 0, 0.35);
  --shadow-sm: 0 8px 30px rgba(0, 0, 0, 0.25);
}

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

html {
  scroll-behavior: smooth;
  background: var(--paper);
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 90% -10%, color-mix(in srgb, var(--mint) 14%, transparent), transparent 28rem),
    radial-gradient(circle at -10% 20%, color-mix(in srgb, var(--sky) 10%, transparent), transparent 32rem),
    var(--paper);
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.62;
}

button,
input {
  font: inherit;
}

a {
  color: var(--sky);
}

img,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

[hidden][hidden] {
  display: none;
}

:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--mint) 70%, white);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: -5rem;
  left: 1rem;
  padding: 0.7rem 1rem;
  color: white;
  background: #0d3b66;
  border-radius: 0 0 0.6rem 0.6rem;
}

.skip-link:focus {
  top: 0;
}

.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  min-height: var(--header-h);
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(18px);
}

.header-inner,
.container {
  width: min(calc(100% - 2rem), var(--max));
  margin-inline: auto;
}

.header-inner {
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--ink);
  text-decoration: none;
  font-family: var(--display);
  font-weight: 750;
  letter-spacing: 0.02em;
}

.brand img {
  width: 2rem;
  height: 2rem;
}

.nav-toggle {
  display: none;
  margin-left: auto;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: auto;
}

.main-nav a,
.icon-button,
.toggle button {
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.55rem 0.85rem;
  color: var(--ink);
  background: transparent;
  text-decoration: none;
  cursor: pointer;
}

.main-nav a:hover,
.main-nav a[aria-current="page"],
.icon-button:hover,
.toggle button:hover {
  border-color: var(--line);
  background: var(--surface);
}

.header-tools {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.toggle {
  display: inline-flex;
  padding: 0.2rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: color-mix(in srgb, var(--surface) 75%, transparent);
}

.toggle button {
  min-height: 2.25rem;
  padding: 0.35rem 0.7rem;
  font-size: 0.86rem;
}

.toggle button[aria-pressed="true"] {
  color: #062e23;
  background: var(--mint-bright);
  box-shadow: var(--shadow-sm);
}

.icon-button,
.nav-toggle {
  min-width: 2.75rem;
  border: 1px solid var(--line);
  color: var(--ink);
  background: var(--surface);
  border-radius: 999px;
  cursor: pointer;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(4rem, 8vw, 8rem) 0 clamp(3.5rem, 7vw, 7rem);
}

.hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  top: 12%;
  right: -8rem;
  width: 28rem;
  aspect-ratio: 1;
  border: 1px solid color-mix(in srgb, var(--mint) 35%, transparent);
  border-radius: 42% 58% 62% 38%;
  transform: rotate(18deg);
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--teal, var(--mint));
  font-weight: 750;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  font-size: 0.8rem;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--display);
  line-height: 1.1;
  text-wrap: balance;
}

h1 {
  max-width: 15ch;
  font-size: clamp(2.65rem, 7vw, 5.8rem);
  letter-spacing: -0.055em;
}

h2 {
  font-size: clamp(2rem, 4.5vw, 3.8rem);
  letter-spacing: -0.04em;
}

h3 {
  font-size: clamp(1.15rem, 2vw, 1.45rem);
}

.lede {
  max-width: 64ch;
  margin: 1.4rem 0 0;
  color: var(--muted);
  font-size: clamp(1.08rem, 2vw, 1.3rem);
}

.hero-actions,
.section-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.button {
  min-height: 3rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.7rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink);
  background: var(--surface);
  text-decoration: none;
  font-weight: 700;
  box-shadow: var(--shadow-sm);
}

.button.primary {
  border-color: transparent;
  color: #052b21;
  background: linear-gradient(135deg, var(--mint-bright), #7bf4cb);
}

.button.secondary {
  box-shadow: none;
}

.hero-grid,
.audience-grid,
.card-grid,
.steps,
.footer-grid {
  display: grid;
  gap: 1rem;
}

.hero-grid {
  grid-template-columns: minmax(0, 1.2fr) minmax(18rem, 0.8fr);
  align-items: end;
}

.hero-panel {
  padding: clamp(1.25rem, 3vw, 2rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  box-shadow: var(--shadow);
}

.metric-list {
  display: grid;
  gap: 0.8rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.metric-list li {
  display: flex;
  gap: 0.8rem;
  align-items: flex-start;
}

.metric-list strong {
  min-width: 2.2rem;
  color: var(--mint);
}

.section {
  padding: clamp(3.5rem, 7vw, 6.5rem) 0;
  scroll-margin-top: calc(var(--header-h) + 1rem);
}

.section-head {
  max-width: 50rem;
  margin-bottom: 2rem;
}

.section-head p {
  color: var(--muted);
  font-size: 1.08rem;
}

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

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

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

.card,
.step,
.audience-card,
.topic-card,
.notice {
  position: relative;
  padding: clamp(1.2rem, 2.5vw, 1.7rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface) 94%, transparent);
  box-shadow: var(--shadow-sm);
}

.audience-card {
  min-height: 18rem;
  display: flex;
  flex-direction: column;
}

.audience-card .button {
  align-self: flex-start;
  margin-top: auto;
}

.card p,
.step p,
.audience-card p,
.topic-card p {
  color: var(--muted);
}

.step {
  counter-increment: steps;
}

.step::before {
  content: "0" counter(steps);
  display: block;
  margin-bottom: 2rem;
  color: var(--mint);
  font-family: var(--display);
  font-size: 1.25rem;
  font-weight: 800;
}

.band {
  border-block: 1px solid var(--line);
  background: color-mix(in srgb, var(--soft) 64%, transparent);
}

.notice {
  border-left: 0.35rem solid var(--mint);
}

.notice.warning {
  border-left-color: #ef9b0f;
}

.notice p:last-child {
  margin-bottom: 0;
}

details {
  border-top: 1px solid var(--line);
  margin-top: 1rem;
  padding-top: 1rem;
}

summary {
  color: var(--sky);
  font-weight: 750;
  cursor: pointer;
}

html[data-detail="simple"] [data-detail-only],
html[data-audience="customer"] [data-aud="manufacturer"],
html[data-audience="manufacturer"] [data-aud="customer"] {
  display: none;
}

.docs-layout {
  width: min(calc(100% - 2rem), 90rem);
  display: grid;
  grid-template-columns: 17rem minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  margin: 0 auto;
  padding: 2.5rem 0 5rem;
}

.docs-sidebar {
  position: sticky;
  top: calc(var(--header-h) + 1rem);
  align-self: start;
  max-height: calc(100vh - var(--header-h) - 2rem);
  overflow: auto;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.docs-sidebar nav {
  display: grid;
  gap: 0.2rem;
}

.docs-sidebar a {
  padding: 0.55rem 0.7rem;
  border-radius: 0.55rem;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.92rem;
}

.docs-sidebar a:hover,
.docs-sidebar a[aria-current="page"] {
  color: var(--ink);
  background: var(--soft);
}

.docs-main {
  min-width: 0;
  max-width: 54rem;
}

.docs-main h1 {
  max-width: 18ch;
  font-size: clamp(2.35rem, 5vw, 4.4rem);
}

.docs-main h2 {
  margin-top: 3rem;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
}

.docs-main ol,
.docs-main ul {
  padding-left: 1.35rem;
}

.docs-main li + li {
  margin-top: 0.7rem;
}

.topic-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.2rem 0 2rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  padding: 0.3rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: var(--surface);
  font-size: 0.82rem;
}

.search-box {
  position: relative;
  max-width: 42rem;
  margin: 2rem 0;
}

.search-box input {
  width: 100%;
  min-height: 3.4rem;
  padding: 0.8rem 1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}

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

.topic-card {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: var(--ink);
}

.topic-card:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--mint) 60%, var(--line));
}

.topic-card small {
  margin-top: auto;
  color: var(--mint);
  font-weight: 700;
}

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

.screen-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}

.screen-card a {
  display: block;
  cursor: zoom-in;
}

.screen-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top;
  background: var(--soft);
}

.screen-card figcaption {
  padding: 1rem 1.2rem 1.2rem;
  color: var(--muted);
}

.lightbox {
  width: min(94vw, 88rem);
  max-height: 92vh;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.lightbox::backdrop {
  background: rgba(2, 10, 18, 0.82);
  backdrop-filter: blur(4px);
}

.lightbox figure {
  margin: 0;
}

.lightbox img {
  width: 100%;
  max-height: 80vh;
  object-fit: contain;
}

.lightbox figcaption {
  padding: 0.8rem 1rem;
}

.lightbox-close {
  position: sticky;
  z-index: 2;
  top: 0.75rem;
  float: right;
  margin: 0.75rem;
}

.empty-state {
  display: none;
  color: var(--muted);
}

.site-footer {
  padding: 3rem 0;
  border-top: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 45%, transparent);
}

.footer-grid {
  grid-template-columns: 1.2fr repeat(2, minmax(10rem, 0.6fr));
}

.footer-links {
  display: grid;
  align-content: start;
  gap: 0.55rem;
}

.footer-links a {
  color: var(--muted);
  text-decoration: none;
}

.footer-note {
  max-width: 34rem;
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 900px) {
  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .main-nav {
    position: fixed;
    inset: var(--header-h) 0 auto;
    display: none;
    padding: 1rem;
    border-bottom: 1px solid var(--line);
    background: var(--paper);
    box-shadow: var(--shadow);
  }

  .main-nav[data-open="true"] {
    display: grid;
  }

  .main-nav a {
    justify-content: flex-start;
    border-radius: var(--radius-sm);
  }

  .header-tools {
    margin-left: auto;
  }

  .hero-grid,
  .docs-layout {
    grid-template-columns: 1fr;
  }

  .docs-sidebar {
    position: static;
    max-height: none;
  }

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

@media (max-width: 640px) {
  :root {
    --header-h: 4rem;
  }

  .header-inner,
  .container,
  .docs-layout {
    width: min(calc(100% - 1.25rem), var(--max));
  }

  .brand span {
    display: none;
  }

  .header-tools .detail-toggle {
    display: none;
  }

  .hero {
    padding-top: 3.5rem;
  }

  h1 {
    font-size: clamp(2.45rem, 15vw, 4rem);
  }

  .audience-grid,
  .card-grid,
  .steps,
  .screen-grid,
  .topic-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .audience-card {
    min-height: 15rem;
  }

  .hero-actions .button,
  .section-actions .button {
    width: 100%;
  }

  .docs-layout {
    padding-top: 1.25rem;
  }
}

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

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms;
    animation-duration: 0.01ms;
    animation-iteration-count: 1;
  }
}