:root {
  --navy: #0b2942;
  --blue: #0d3b66;
  --sky: #0f6b8f;
  --mint: #00b87a;
  --mint-bright: #00e695;
  --orange: #f59e0b;
  --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: 90rem;
  --font: "Segoe UI", Aptos, "Helvetica Neue", Arial, sans-serif;
  --display: "Segoe UI Variable Display", "Segoe UI Semibold", Aptos, Arial, sans-serif;
  --header-h: 7rem;
}

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;
  flex-shrink: 0;
  color: var(--ink);
  text-decoration: none;
  line-height: 0;
}

.brand img {
  display: block;
  width: auto;
  max-width: none;
  height: 5.75rem;
}

/* Header lockup sheen — same motion as login guest CTA; clipped to SVG shape. */
.site-header .brand {
  position: relative;
  overflow: hidden;
  -webkit-mask-image: url("../img/lockup-gradient.svg");
  mask-image: url("../img/lockup-gradient.svg");
  -webkit-mask-size: auto 100%;
  mask-size: auto 100%;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-position: center;
  mask-position: center;
}

.site-header .brand::after {
  content: "";
  position: absolute;
  top: -20%;
  bottom: -20%;
  left: -60%;
  width: 60%;
  z-index: 1;
  pointer-events: none;
  mix-blend-mode: screen;
  background: linear-gradient(
    105deg,
    transparent 0%,
    rgba(255, 255, 255, 0.85) 50%,
    transparent 100%
  );
  filter: blur(3px);
  animation: brand-lockup-sheen 5.8s ease-in-out infinite;
}

@keyframes brand-lockup-sheen {
  0%,
  5% {
    transform: translateX(0);
  }

  42%,
  100% {
    transform: translateX(320%);
  }
}

.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;
  gap: 0.4rem;
  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 {
  font-size: 1.1875rem;
  white-space: nowrap;
}

.nav-icon {
  width: 1em;
  height: 1em;
  flex-shrink: 0;
}

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

.main-nav a.nav-login {
  color: #fff;
  background: transparent;
  font-weight: 650;
}

.main-nav a.nav-login:hover,
.main-nav a.nav-login:focus-visible {
  color: #fff;
  border-color: var(--line);
  background: var(--surface);
}

.nav-login-wordmark {
  display: block;
  width: 4.625rem;
  height: auto;
  flex-shrink: 0;
}

.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(3rem, 5vw, 5rem) 0 clamp(2rem, 4vw, 3.25rem);
}

.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: 0.95rem;
}

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

h1 {
  max-width: 18ch;
  font-size: clamp(2rem, 4.4vw, 3.35rem);
  letter-spacing: -0.045em;
}

h2 {
  font-size: clamp(1.65rem, 3.2vw, 2.75rem);
  letter-spacing: -0.035em;
}

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;
}

.contact-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: minmax(20rem, 28rem) minmax(0, 1fr);
  align-items: start;
}

.contact-mail {
  margin: 0 0 1.25rem;
  font-size: 1.15rem;
  font-weight: 700;
}

.contact-mail a {
  color: var(--mint);
  text-decoration: none;
}

.contact-mail a:hover {
  text-decoration: underline;
}

.contact-form {
  display: grid;
  gap: 1rem;
}

.contact-form label {
  display: grid;
  gap: 0.45rem;
  color: var(--ink);
  font-weight: 650;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  min-height: 3rem;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 0.9rem;
  background: var(--surface);
  color: var(--ink);
  font: inherit;
}

.contact-form textarea {
  min-height: 8rem;
  resize: vertical;
}

.contact-form .button {
  justify-self: start;
  cursor: pointer;
}

.form-hint {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.contact-cards .button {
  margin-top: 1rem;
}

.hero-grid,
.audience-grid,
.card-grid,
.steps {
  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);
}

.hero-panel a {
  font-weight: 700;
  text-decoration: none;
}

.hero-panel a:hover {
  text-decoration: underline;
}

.card .section-actions {
  margin-top: 1.1rem;
}

.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(2.25rem, 4.5vw, 4rem) 0;
  scroll-margin-top: calc(var(--header-h) + 1rem);
}

.section:has(+ .section) {
  padding-bottom: 2rem;
}

.section + .section {
  padding-top: 2.25rem;
}

.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));
  align-items: start;
}

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

.contact-cards {
  grid-template-columns: repeat(3, minmax(16rem, 1fr));
}

.how-lane + .how-lane,
.screen-lane + .screen-lane {
  margin-top: 2rem;
}

.screen-lane .audience-grid,
.screen-lane .card-grid {
  margin-top: 1.5rem;
}

.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 {
  display: flex;
  flex-direction: column;
}

.audience-card .button {
  align-self: flex-start;
  margin-top: 1.25rem;
}

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

.card a {
  font-weight: 700;
  text-decoration: none;
}

.card a:hover {
  text-decoration: underline;
}

.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);
}

.compare-section {
  padding-block: clamp(2rem, 4vw, 3rem);
}

.compare-callout {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
  padding: clamp(1.5rem, 3.5vw, 2.5rem);
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--mint) 35%, var(--line));
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 0 50%, color-mix(in srgb, var(--mint) 13%, transparent), transparent 35%),
    color-mix(in srgb, var(--surface) 94%, transparent);
  box-shadow: var(--shadow);
}

.compare-callout::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 0.25rem;
  background: var(--mint);
}

.compare-callout-copy {
  max-width: 48rem;
}

.compare-callout .section-head {
  margin-bottom: 0.75rem;
}

.compare-callout .lede {
  max-width: 58ch;
  margin: 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.4vw, 1.12rem);
}

.compare-callout .button {
  min-width: 15rem;
  padding-inline: 1.4rem;
  text-align: center;
}

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

.notice.warning {
  border-left-color: var(--orange);
}

.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;
}

.flow-notes {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
}

.flow-notes details {
  margin-top: 0;
  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);
}

.flow-notes summary {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  list-style: none;
  line-height: 1.35;
}

.flow-notes summary::-webkit-details-marker {
  display: none;
}

.flow-notes summary::before {
  content: "";
  flex-shrink: 0;
  width: 0.45rem;
  height: 0.45rem;
  border-right: 2px solid var(--sky);
  border-bottom: 2px solid var(--sky);
  transform: rotate(-45deg);
  transition: transform 0.18s ease;
}

.flow-notes details[open] summary::before {
  transform: rotate(45deg);
}

.flow-notes details[open] summary {
  margin-bottom: 0.85rem;
}

.flow-notes details > p {
  margin: 0;
  color: var(--muted);
}

.flow-notes details > p strong {
  color: var(--ink);
  font-weight: 750;
}

.flow-notes details > p strong.accent {
  color: var(--mint);
}

.flow-notes .notice {
  display: flex;
  flex-direction: column;
  justify-content: center;
  margin: 0;
  min-height: 5.5rem;
}

.flow-notes .notice h3 {
  margin: 0 0 0.4rem;
  color: var(--ink);
  font-size: 1.05rem;
  font-weight: 750;
  letter-spacing: -0.02em;
}

.flow-notes .notice p {
  margin: 0;
  color: var(--muted);
}

.flow-notes .notice p strong {
  color: var(--ink);
  font-weight: 750;
}

.flow-notes .notice a {
  font-weight: 700;
  text-decoration: none;
}

.flow-notes .notice a:hover {
  text-decoration: underline;
}

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: 0.85rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface) 96%, var(--soft));
  box-shadow: var(--shadow-sm);
}

.docs-sidebar > strong {
  display: block;
  padding: 0.25rem 0.55rem 0.85rem;
  font-family: var(--display);
  letter-spacing: -0.01em;
}

.docs-sidebar nav {
  display: grid;
  gap: 0.5rem;
}

.docs-sidebar details[data-group="common"] {
  --group-accent: var(--sky);
}

.docs-sidebar details[data-group="customers"] {
  --group-accent: var(--mint);
}

.docs-sidebar details[data-group="manufacturers"] {
  --group-accent: var(--orange);
}

.docs-sidebar details {
  display: grid;
  gap: 0.2rem;
  margin: 0;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-left: 0.2rem solid color-mix(in srgb, var(--group-accent) 40%, transparent);
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--soft) 28%, transparent);
  transition:
    border-color 0.18s ease,
    background-color 0.18s ease,
    box-shadow 0.18s ease;
}

.docs-sidebar details[open] {
  border-color: color-mix(in srgb, var(--group-accent) 30%, var(--line));
  border-left-color: var(--group-accent);
  background: color-mix(in srgb, var(--soft) 62%, transparent);
  box-shadow: 0 0.35rem 1.1rem color-mix(in srgb, var(--navy) 8%, transparent);
}

.docs-sidebar summary {
  display: flex;
  align-items: center;
  min-height: 3rem;
  list-style: none;
  cursor: pointer;
  padding: 0.55rem 0.75rem;
  color: var(--ink);
  font-size: 0.95rem;
  font-weight: 700;
  user-select: none;
  transition:
    color 0.15s ease,
    background-color 0.15s ease;
}

.docs-sidebar summary::-webkit-details-marker {
  display: none;
}

.docs-sidebar summary::before {
  content: "";
  flex: 0 0 auto;
  width: 0.4rem;
  height: 0.4rem;
  margin-right: 0.55rem;
  border-right: 1.5px solid var(--group-accent);
  border-bottom: 1.5px solid var(--group-accent);
  transform: rotate(-45deg);
  vertical-align: 0.15rem;
  opacity: 0.7;
  transition: transform 0.15s ease;
}

.docs-sidebar details[open] > summary::before {
  transform: rotate(45deg);
  vertical-align: 0.25rem;
  opacity: 1;
}

.docs-sidebar summary:hover {
  background: color-mix(in srgb, var(--soft) 72%, transparent);
}

.docs-sidebar a {
  display: block;
  margin: 0 0.35rem 0.25rem;
  padding: 0.5rem 0.7rem 0.5rem 1.75rem;
  border-radius: 0.55rem;
  color: var(--muted);
  text-decoration: none;
  font-size: 1rem;
  line-height: 1.45;
}

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

.docs-sidebar a[aria-current="page"] {
  font-weight: 650;
  box-shadow: inset 0.18rem 0 var(--group-accent);
}

.docs-main {
  min-width: 0;
  max-width: 54rem;
  padding-bottom: 2.5rem;
}

.docs-back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin: 0 0 1.35rem;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 650;
}

.docs-back::before {
  content: "←";
  color: var(--mint);
  font-weight: 800;
}

.docs-back:hover {
  color: var(--ink);
}

.docs-main h1 {
  max-width: 20ch;
  font-size: clamp(2rem, 4vw, 3.25rem);
}

.docs-main .lede {
  margin-bottom: 2rem;
}

.docs-main h2 {
  margin-top: 3rem;
  font-size: clamp(1.45rem, 2.5vw, 1.95rem);
}

.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;
}

.docs-hero {
  padding-bottom: 1.15rem;
}

.docs-hero .search-box {
  margin: 1.25rem 0 0;
}

.docs-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0.9rem 0 0;
}

.docs-filter-pill {
  min-height: 2.5rem;
  padding: 0.4rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: var(--surface);
  font: inherit;
  font-size: 0.92rem;
  font-weight: 650;
  cursor: pointer;
}

.docs-filter-pill[data-group-filter="all"] {
  --group-accent: var(--ink);
}

.docs-filter-pill[data-group-filter="common"] {
  --group-accent: var(--sky);
}

.docs-filter-pill[data-group-filter="customers"] {
  --group-accent: var(--mint);
}

.docs-filter-pill[data-group-filter="manufacturers"] {
  --group-accent: var(--orange);
}

.docs-filter-pill:hover {
  color: var(--ink);
  border-color: color-mix(in srgb, var(--group-accent) 45%, var(--line));
}

.docs-filter-pill[aria-pressed="true"] {
  color: #062e23;
  border-color: transparent;
  background: color-mix(in srgb, var(--group-accent) 78%, white);
  box-shadow: var(--shadow-sm);
}

.docs-filter-pill[data-group-filter="all"][aria-pressed="true"] {
  color: var(--paper);
  background: var(--ink);
}

.docs-hero + .docs-topics {
  padding-top: 1.25rem;
}

.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[data-group="common"] {
  --group-accent: var(--sky);
}

.topic-card[data-group="customers"] {
  --group-accent: var(--mint);
}

.topic-card[data-group="manufacturers"] {
  --group-accent: var(--orange);
}

.topic-card:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--group-accent, var(--mint)) 70%, var(--line));
}

.topic-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: auto;
  align-self: flex-start;
  min-height: 1.85rem;
  padding: 0.2rem 0.65rem 0.2rem 0.5rem;
  border: 1px solid color-mix(in srgb, var(--group-accent, var(--mint)) 45%, var(--line));
  border-radius: 999px;
  color: var(--group-accent, var(--mint));
  background: color-mix(in srgb, var(--group-accent, var(--mint)) 10%, transparent);
  font-weight: 700;
  font-size: 0.86rem;
  line-height: 1.2;
}

.topic-tag-icon {
  width: 1em;
  height: 1em;
  flex-shrink: 0;
}

.screen-grid {
  display: grid;
  gap: 0.85rem;
}

.screen-grid-customer {
  max-width: 60rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.screen-grid-tenant {
  max-width: 40rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
}

.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 {
  display: block;
  width: 100%;
  height: auto;
  background: var(--soft);
}

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

.lightbox {
  width: max-content;
  max-width: min(94vw, 64rem);
  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 {
  display: block;
  width: auto;
  height: auto;
  max-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 {
  position: relative;
  padding: clamp(1.5rem, 3vw, 2.25rem) 0 0;
  border-top: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 45%, transparent);
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  opacity: 0.55;
  background: linear-gradient(90deg, var(--mint), var(--sky), transparent);
}

.footer-top {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: clamp(1.75rem, 5vw, 5rem);
  align-items: start;
}

.footer-brand .brand {
  margin-bottom: 1rem;
}

.site-footer .brand img {
  height: 5.25rem;
}

.footer-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(9rem, auto));
  gap: clamp(3rem, 6vw, 6rem);
}

.footer-links {
  display: grid;
  align-content: start;
  gap: 0.05rem;
}

.footer-links strong {
  margin-bottom: 0.35rem;
  color: var(--mint);
  font-family: var(--display);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.footer-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  width: fit-content;
  padding: 0.18rem 0;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.18s ease, transform 0.18s ease;
}

.footer-links a::before {
  content: "";
  flex-shrink: 0;
  width: 0.3rem;
  height: 0.3rem;
  border-radius: 50%;
  background: var(--mint);
  opacity: 0.75;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--ink);
  transform: translateX(2px);
}

.footer-summary {
  max-width: 32rem;
  color: var(--ink);
  font-size: 1.1rem;
}

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

.footer-bottom {
  margin-top: clamp(1.1rem, 2vw, 1.5rem);
  border-top: 1px solid var(--line);
}

.footer-copy {
  margin: 0;
  padding: 0.65rem 0;
  color: var(--muted);
  font-size: 0.8125rem;
}

@media (max-width: 1360px) {
  .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;
  }
}

@media (max-width: 900px) {
  .hero-grid,
  .docs-layout,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .compare-callout {
    grid-template-columns: 1fr;
  }

  .compare-callout .button {
    justify-self: start;
  }

  .footer-top {
    grid-template-columns: minmax(0, 1fr);
    gap: 2rem;
  }

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

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

  .contact-cards {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  :root {
    --header-h: 6rem;
  }

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

  .brand img {
    height: 4.5rem;
  }

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

  .hero {
    padding-top: 3.5rem;
  }

  h1 {
    font-size: clamp(1.85rem, 9.5vw, 2.7rem);
  }

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

  .footer-nav {
    grid-template-columns: minmax(0, 1fr);
    gap: 1.5rem;
  }

  .hero-actions .button,
  .section-actions .button,
  .compare-callout .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;
  }

  .site-header .brand::after {
    animation: none;
  }
}