:root {
  --nl-color-bg-canvas: #f7fafb;
  --nl-color-bg-surface: #ffffff;
  --nl-color-bg-subtle: #eff4f6;
  --nl-color-bg-inset: #eff4f6;
  --nl-color-border-default: #c9d5db;
  --nl-color-border-strong: #c9d5db;
  --mark-ink: #004874;
  --mark-gold: #f5bb61;
  --nl-primary: #0e7490;
  --hero-ink-end: var(--nl-brand-navy);
  --nl-page-glow:
    radial-gradient(ellipse 85% 60% at 50% -10%, color-mix(in srgb, #004874 3%, transparent), transparent 70%),
    radial-gradient(ellipse 55% 45% at 100% 100%, color-mix(in srgb, #004874 1.65%, transparent), transparent 70%);
}

@media (prefers-color-scheme: dark) {
  :root:not(.light) {
    --mark-ink: #ffffff;
    --mark-gold: #f5bb61;
    --nl-primary: #0e7490;
    --hero-ink-end: #67e8f9;
    --nl-page-glow:
      radial-gradient(ellipse 85% 60% at 50% -10%, color-mix(in srgb, #22d3ee 5%, transparent), transparent 70%),
      radial-gradient(ellipse 55% 45% at 100% 100%, color-mix(in srgb, #22d3ee 2.5%, transparent), transparent 70%);
  }
}

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

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--nl-color-bg-canvas);
  background-image: var(--nl-page-glow);
  background-attachment: fixed;
  color: var(--nl-color-text-primary);
  font-family: var(--nl-font-sans);
  font-size: var(--nl-type-body-size);
  line-height: var(--nl-type-body-leading);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

main { flex: 1; }
h1, h2, h3, p, ul, figure { margin: 0; }
ul { padding: 0; list-style: none; }
img { display: block; max-width: 100%; height: auto; }

:focus-visible {
  outline: var(--nl-stroke-focus) solid var(--nl-color-focus-ring);
  outline-offset: var(--nl-stroke-focus);
}

.text-secondary { color: var(--nl-color-text-secondary); }
.text-muted { color: var(--nl-color-text-muted); }
.stack-4 { display: grid; gap: var(--nl-space-4); align-content: start; }
.stack-6 { display: grid; gap: var(--nl-space-6); }

.env-banner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0 var(--nl-space-2);
  min-height: 32px;
  padding: var(--nl-space-1) var(--nl-space-4);
  background: var(--nl-color-bg-inverse);
  color: var(--nl-color-text-inverse);
  font-size: var(--nl-type-caption-size);
  font-weight: var(--nl-weight-medium);
  text-align: center;
}
.env-banner__tag {
  font-family: var(--nl-font-mono);
  text-transform: uppercase;
  letter-spacing: var(--nl-tracking-wide);
}
.env-banner__sep { display: none; }

.topbar {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: var(--nl-space-5) var(--nl-layout-gutter-mobile);
}
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--nl-space-4);
}
.topbar__logo { height: 32px; width: auto; }
.topbar__login {
  display: inline-flex;
  align-items: center;
  height: var(--nl-control-md);
  padding: 0 var(--nl-space-4);
  border: var(--nl-stroke-hairline) solid var(--nl-color-border-strong);
  border-radius: var(--nl-radius-full);
  color: var(--nl-color-text-primary);
  font-size: var(--nl-type-label-size);
  font-weight: var(--nl-type-label-weight);
  text-decoration: none;
}
.topbar__login:hover { border-color: var(--nl-color-accent-default); }

.eyebrow {
  font-family: var(--nl-font-mono);
  font-size: var(--nl-type-overline-size);
  letter-spacing: var(--nl-tracking-wide);
  text-transform: uppercase;
  color: var(--nl-color-accent-text);
}
.section-title {
  font-size: var(--nl-type-h1-size);
  line-height: var(--nl-type-h1-leading);
  font-weight: var(--nl-weight-semibold);
  letter-spacing: var(--nl-type-display-tracking);
  text-wrap: balance;
}

.hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: var(--nl-space-8) var(--nl-layout-gutter-mobile) var(--nl-space-16);
}
.nl-pixels {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0.04;
}
.nl-pixels g rect { width: 17px; height: 17px; rx: 2px; }
.hero__inner {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  gap: var(--nl-space-10);
  align-items: center;
}
.hero__copy { display: grid; gap: var(--nl-space-5); max-width: 760px; }
.hero__title {
  font-size: var(--nl-text-4xl);
  line-height: 1.05;
  font-weight: var(--nl-weight-semibold);
  letter-spacing: var(--nl-type-display-tracking);
  text-wrap: balance;
}
.hero__accent {
  display: block;
  background: linear-gradient(90deg, var(--nl-color-accent-default), var(--hero-ink-end) 140%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero__oneliner {
  max-width: 40ch;
  font-size: var(--nl-text-xl);
  line-height: 1.35;
  font-weight: var(--nl-weight-medium);
}
.hero__lede {
  max-width: 56ch;
  font-size: var(--nl-type-body-lg-size);
  line-height: var(--nl-type-body-lg-leading);
  color: var(--nl-color-text-secondary);
}

.signin {
  display: grid;
  gap: var(--nl-space-3);
  width: 100%;
  max-width: 420px;
  padding: var(--nl-space-8) var(--nl-space-6);
  border: var(--nl-stroke-hairline) solid var(--nl-color-border-default);
  border-radius: var(--nl-radius-xl);
  background: color-mix(in srgb, var(--nl-color-bg-surface) 88%, transparent);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  box-shadow: var(--nl-shadow-lg);
}
.signin__title {
  font-size: var(--nl-type-h2-size);
  line-height: var(--nl-type-h2-leading);
  font-weight: var(--nl-weight-semibold);
}
.signin .button { margin-top: var(--nl-space-3); }
.login .hero__inner { justify-items: center; min-height: 52vh; align-content: center; }
.login__back { font-size: var(--nl-type-label-size); color: var(--nl-color-text-secondary); }
.topbar__home { display: inline-flex; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: var(--nl-control-lg);
  padding: 0 var(--nl-space-5);
  border: var(--nl-stroke-hairline) solid transparent;
  border-radius: var(--nl-radius-md);
  font: inherit;
  font-size: var(--nl-type-label-size);
  font-weight: var(--nl-type-label-weight);
  text-decoration: none;
  cursor: pointer;
  transition: box-shadow var(--nl-motion-normal) var(--nl-motion-ease), transform var(--nl-motion-fast) var(--nl-motion-ease);
}
.button--brand {
  background: var(--nl-primary);
  border-color: var(--nl-primary);
  color: #FFFFFF;
}
.button--brand:hover { box-shadow: var(--nl-shadow-glow); }
.button--brand:active { transform: translateY(1px); }
.button--inline { width: auto; }
.note {
  color: var(--nl-color-text-secondary);
  font-size: var(--nl-type-body-sm-size);
  line-height: var(--nl-type-body-sm-leading);
}

.band { padding: var(--nl-space-16) var(--nl-layout-gutter-mobile); }
.band--subtle { background: var(--nl-color-bg-subtle); }
.band__inner {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
}
.band__inner + .band__inner { margin-top: var(--nl-space-10); }
.split { display: grid; gap: var(--nl-space-10); align-items: center; }

.band--deep {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(34, 211, 238, 0.16), transparent 60%),
    var(--nl-brand-navy);
  color: #FFFFFF;
}
.eyebrow--deep { color: #67E8F9; }
.deep-secondary { color: rgba(255, 255, 255, 0.82); max-width: 60ch; }

.lead { max-width: 720px; }
.mark {
  display: inline-block;
  flex: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: linear-gradient(90deg, var(--mark-ink) 46%, transparent 46% 54%, var(--mark-gold) 54%);
}
.mark--lg { width: 44px; height: 44px; }
.disc {
  display: inline-grid;
  place-items: center;
  flex: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--nl-color-accent-subtle);
  color: var(--nl-color-accent-text);
  font-size: 10px;
  font-weight: var(--nl-weight-semibold);
}
.btn-ai {
  display: inline-flex;
  align-items: center;
  padding: 2px var(--nl-space-3);
  border: 1px solid var(--nl-color-spark-default);
  border-radius: var(--nl-radius-md);
  color: var(--nl-color-spark-text);
  font-size: 12px;
  font-weight: var(--nl-weight-semibold);
}

.app { display: grid; gap: var(--nl-space-3); }
.app__chrome,
.app__frame {
  border: var(--nl-stroke-hairline) solid var(--nl-color-border-default);
  background: var(--nl-color-bg-surface);
}
.app__chrome {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px var(--nl-space-4);
  border-bottom: 0;
  border-radius: var(--nl-radius-xl) var(--nl-radius-xl) 0 0;
}
.app__chrome span { width: 10px; height: 10px; border-radius: 50%; background: var(--nl-color-border-strong); }
.app__chrome p {
  margin: 0 auto;
  padding: 2px var(--nl-space-4);
  border-radius: var(--nl-radius-full);
  background: var(--nl-color-bg-inset);
  color: var(--nl-color-text-muted);
  font-family: var(--nl-font-mono);
  font-size: 11px;
}
.app__frame {
  display: grid;
  margin-top: calc(-1 * var(--nl-space-3));
  overflow: hidden;
  border-radius: 0 0 var(--nl-radius-xl) var(--nl-radius-xl);
  box-shadow: var(--nl-shadow-lg), 0 0 80px -20px var(--nl-color-accent-subtle);
  font-size: 13px;
  line-height: 1.45;
}
.app__side {
  display: none;
  gap: 6px;
  align-content: start;
  padding: var(--nl-space-4) var(--nl-space-3);
  border-right: var(--nl-stroke-hairline) solid var(--nl-color-border-default);
  background: var(--nl-color-bg-subtle);
}
.app__brand { display: flex; align-items: center; gap: 8px; font-weight: var(--nl-weight-semibold); color: var(--mark-ink); margin-bottom: 6px; }
.app__search,
.app__btn {
  display: flex;
  justify-content: space-between;
  padding: 6px 10px;
  border: 1px solid var(--nl-color-border-default);
  border-radius: var(--nl-radius-md);
  background: var(--nl-color-bg-surface);
}
.app__search { color: var(--nl-color-text-muted); }
.app__search span { font-size: 10px; }
.app__btn { justify-content: center; font-weight: var(--nl-weight-semibold); }
.app__btn--row { justify-content: space-between; }
.badge { color: var(--nl-color-text-muted); }
.app__new {
  padding: 7px 10px;
  border-radius: var(--nl-radius-md);
  background: var(--nl-color-accent-default);
  color: var(--nl-color-accent-on);
  font-weight: var(--nl-weight-semibold);
  text-align: center;
}
.app__label {
  margin-top: 8px;
  color: var(--nl-color-text-muted);
  font-size: 10px;
  font-weight: var(--nl-weight-semibold);
  letter-spacing: var(--nl-tracking-wide);
  text-transform: uppercase;
}
.app__link { padding: 3px 4px; border-radius: var(--nl-radius-sm); }
.app__link--on { background: var(--nl-color-bg-inset); font-weight: var(--nl-weight-medium); }
.app__me { display: grid; grid-template-columns: auto 1fr; column-gap: 8px; align-items: center; margin-top: var(--nl-space-6); }
.app__me .disc { grid-row: span 2; }
.app__me small { color: var(--nl-color-text-muted); font-size: 11px; }
.app__main { display: grid; grid-template-rows: auto 1fr auto; min-width: 0; background: var(--nl-color-bg-canvas); }
.app__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--nl-space-3);
  padding: 10px var(--nl-space-4);
  border-bottom: 1px solid var(--nl-color-border-default);
  font-weight: var(--nl-weight-semibold);
}
.app__top p { overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.app__top .pill { font-weight: var(--nl-weight-regular); }
.app__chat { display: grid; gap: 10px; align-content: start; padding: var(--nl-space-5) var(--nl-space-4); }
.ask {
  justify-self: end;
  max-width: 85%;
  padding: 6px var(--nl-space-4);
  border-radius: var(--nl-radius-full);
  background: var(--nl-color-bg-inset);
}
.type { display: inline-block; white-space: nowrap; }
.who { display: flex; align-items: center; gap: 8px; font-weight: var(--nl-weight-semibold); }
.ai {
  padding: 0 5px;
  border: 1px solid var(--nl-color-border-strong);
  border-radius: var(--nl-radius-sm);
  color: var(--nl-color-text-muted);
  font-size: 10px;
}
.steps { display: grid; gap: 2px; color: var(--nl-color-text-secondary); font-size: 12px; }
.steps li { display: flex; align-items: center; gap: 8px; }
.steps li::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--nl-color-spark-default); }
.tool,
.next {
  padding: var(--nl-space-3) var(--nl-space-4);
  border: 1px solid var(--nl-color-border-default);
  border-radius: var(--nl-radius-lg);
  background: var(--nl-color-bg-surface);
}
.tool__title { display: flex; justify-content: space-between; margin-bottom: 6px; font-weight: var(--nl-weight-semibold); }
.tool__title span { color: var(--nl-color-text-muted); font-weight: var(--nl-weight-regular); }
.tool li {
  display: grid;
  grid-template-columns: auto 1fr auto;
  column-gap: 10px;
  align-items: center;
  padding: 6px 0;
}
.tool li + li { border-top: 1px solid var(--nl-color-border-default); }
.tool li .disc { grid-row: span 2; }
.tool b { font-weight: var(--nl-weight-medium); }
.tool__meta { grid-column: 2; color: var(--nl-color-text-muted); font-size: 12px; }
.days { grid-column: 3; grid-row: 1 / span 2; color: var(--nl-color-accent-text); font-family: var(--nl-font-mono); font-size: 11px; }
.next { display: grid; gap: 6px; border-left: 3px solid var(--nl-color-spark-default); }
.next__label { color: var(--nl-color-text-muted); font-size: 10px; font-weight: var(--nl-weight-semibold); letter-spacing: var(--nl-tracking-wide); text-transform: uppercase; }
.next__actions { display: flex; align-items: center; gap: var(--nl-space-4); color: var(--nl-color-text-secondary); font-size: 12px; }
.app__composer {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 var(--nl-space-4) var(--nl-space-4);
  padding: 8px 10px;
  border: 1px solid var(--nl-color-border-default);
  border-radius: var(--nl-radius-lg);
  background: var(--nl-color-bg-surface);
  color: var(--nl-color-text-muted);
}
.app__composer p { flex: 1; }
.send { width: 26px; height: 26px; border-radius: 50%; background: var(--nl-color-accent-default); }

.mini {
  height: 168px;
  margin-bottom: var(--nl-space-3);
  padding: var(--nl-space-3);
  overflow: hidden;
  border: 1px solid var(--nl-color-border-default);
  border-radius: var(--nl-radius-md);
  background: var(--nl-color-bg-canvas);
  font-size: 12px;
  line-height: 1.4;
}
.todo { display: grid; gap: 6px; }
.todo li {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 8px;
  align-items: center;
  padding: 6px 8px;
  border: 1px solid var(--nl-color-border-default);
  border-radius: var(--nl-radius-md);
  background: var(--nl-color-bg-surface);
  font-weight: var(--nl-weight-medium);
}
.todo small { grid-column: 2; color: var(--nl-color-text-muted); font-weight: var(--nl-weight-regular); font-size: 11px; }
.box { grid-row: span 2; width: 12px; height: 12px; border: 1.5px solid var(--nl-color-border-strong); border-radius: 3px; }
.todo--open { border-color: var(--nl-color-spark-default); }
.draft { grid-column: 2; display: grid; gap: 4px; margin-top: 6px; }
.line { display: block; height: 5px; width: var(--w, 100%); border-radius: 3px; background: var(--nl-color-border-strong); transform-origin: left; }
.draft__ready { display: flex; align-items: center; gap: 8px; margin-top: 2px; color: var(--nl-color-text-muted); font-size: 11px; font-weight: var(--nl-weight-regular); }
.search__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; font-weight: var(--nl-weight-semibold); }
.board { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 6px; }
.board__col {
  display: grid;
  gap: 6px;
  align-content: start;
  min-height: 110px;
  padding: 6px;
  border-radius: var(--nl-radius-md);
  background: var(--nl-color-bg-subtle);
}
.board__col p { display: flex; justify-content: space-between; color: var(--nl-color-text-muted); font-size: 11px; }
.board__col b { color: var(--nl-color-text-primary); font-weight: var(--nl-weight-medium); }
.tile {
  display: flex;
  align-items: center;
  height: 26px;
  padding: 0 4px;
  border: 1px solid var(--nl-color-border-default);
  border-radius: var(--nl-radius-sm);
  background: var(--nl-color-bg-surface);
}
.tile--move { border-color: var(--nl-color-accent-edge); box-shadow: var(--nl-shadow-md); }
.tile--move .disc { width: 18px; height: 18px; font-size: 8px; }
.shape { display: grid; gap: 6px; }
.shape__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px; }
.w {
  display: flex;
  align-items: end;
  height: 40px;
  padding: 6px;
  border: 1px solid var(--nl-color-border-default);
  border-radius: var(--nl-radius-md);
  background: var(--nl-color-bg-surface);
  font-size: 11px;
  font-weight: var(--nl-weight-medium);
}
.w--new { border-color: var(--nl-color-accent-edge); }
.w--gone { opacity: 0.3; transform: scale(0.94); }
.say {
  justify-self: end;
  padding: 3px var(--nl-space-3);
  border-radius: var(--nl-radius-full);
  background: var(--nl-color-bg-inset);
  font-size: 11px;
}

.kickoff {
  padding: var(--nl-space-5);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--nl-radius-lg);
  background: rgba(255, 255, 255, 0.06);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}
.kickoff__head { display: flex; justify-content: space-between; gap: var(--nl-space-3); margin-bottom: var(--nl-space-3); font-weight: var(--nl-weight-semibold); }
.kickoff__head span { color: #67E8F9; font-family: var(--nl-font-mono); font-size: 11px; font-weight: var(--nl-weight-regular); text-transform: uppercase; letter-spacing: var(--nl-tracking-wide); }
.kickoff li { display: flex; align-items: center; gap: var(--nl-space-3); padding: 8px 0; color: rgba(255, 255, 255, 0.88); }
.kickoff li + li { border-top: 1px solid rgba(255, 255, 255, 0.12); }
.tick {
  display: grid;
  place-items: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #22D3EE;
}
.tick::after { content: ""; width: 7px; height: 4px; margin-top: -2px; border: solid #003150; border-width: 0 0 2px 2px; transform: rotate(-45deg); }
.kickoff__done {
  margin-top: var(--nl-space-3);
  padding: 6px var(--nl-space-3);
  border: 1px solid #F5BB61;
  border-radius: var(--nl-radius-md);
  color: #F5BB61;
  font-size: 13px;
  font-weight: var(--nl-weight-semibold);
}

.prefs { display: grid; gap: var(--nl-space-4); }
.prefs__panel {
  display: grid;
  gap: 10px;
  padding: var(--nl-space-4);
  border: 1px solid var(--nl-color-border-default);
  border-radius: var(--nl-radius-lg);
  background: var(--nl-color-bg-surface);
  box-shadow: var(--nl-shadow-md);
  font-size: 13px;
}
.prefs__title { font-weight: var(--nl-weight-semibold); }
.prefs__row { display: flex; align-items: center; justify-content: space-between; gap: var(--nl-space-3); color: var(--nl-color-text-secondary); }
.seg {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  padding: 2px;
  border-radius: var(--nl-radius-md);
  background: var(--nl-color-bg-inset);
  color: var(--nl-color-text-primary);
  font-size: 12px;
  text-align: center;
}
.seg span { position: relative; padding: 2px 10px; }
.seg__on { position: absolute !important; top: 2px; bottom: 2px; left: 2px; width: calc((100% - 4px) / 3); padding: 0 !important; border: 1px solid var(--nl-color-accent-edge); border-radius: var(--nl-radius-sm); background: var(--nl-color-accent-subtle); }
.desks { display: flex; gap: 4px; }
.lit { padding: 2px 8px; border: 1px solid var(--nl-color-border-default); border-radius: var(--nl-radius-full); color: var(--nl-color-text-primary); font-size: 12px; }
.lit-a { border-color: var(--nl-color-accent-edge); background: var(--nl-color-accent-subtle); }
.key { padding: 0 6px; border: 1px solid var(--nl-color-border-strong); border-radius: var(--nl-radius-sm); font-family: var(--nl-font-mono); font-size: 11px; color: var(--nl-color-text-primary); }
.preview { position: relative; height: 150px; }
.preview__desk {
  position: absolute;
  inset: 0;
  border-radius: var(--nl-radius-lg);
  font-size: 11px;
  font-weight: var(--nl-weight-medium);
}
.preview__desk--light { background: #f7fafb; border: 1px solid #c9d5db; color: #141d23; --pv-card: #ffffff; --pv-line: #c9d5db; }
.preview__desk--dark { background: #141e23; border: 1px solid #3d4b51; color: #eff4f6; --pv-card: #1d282d; --pv-line: #3d4b51; opacity: 0; }
.pv {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 8px;
  border: 1px solid var(--pv-line);
  border-radius: var(--nl-radius-md);
  background: var(--pv-card);
}
.pvset {
  position: absolute;
  inset: 10px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
}
.pvset--b { opacity: 0; }
.pv::before {
  content: "";
  height: 22px;
  border-top: 3px solid var(--nl-color-accent-default);
  background: repeating-linear-gradient(180deg, var(--pv-line) 0 4px, transparent 4px 9px);
  opacity: 0.8;
}

.flow {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 24px auto 24px minmax(0, 1fr);
  align-items: center;
  gap: 0;
  font-size: 12px;
}
.flow__side { display: grid; gap: var(--nl-space-6); }
.flow__node {
  padding: 8px 10px;
  border: 1px solid var(--nl-color-border-default);
  border-radius: var(--nl-radius-md);
  background: var(--nl-color-bg-surface);
  font-weight: var(--nl-weight-medium);
  text-align: center;
}
.flow__lines { display: grid; gap: calc(var(--nl-space-6) + 30px); }
.wire {
  display: block;
  height: 2px;
  background:
    linear-gradient(90deg, transparent, var(--nl-color-accent-default), transparent) -40% 0 / 40% 100% no-repeat,
    var(--nl-color-border-default);
}
.flow__hub {
  display: grid;
  justify-items: center;
  gap: 6px;
  padding: var(--nl-space-4) var(--nl-space-3);
  border: 1px solid var(--nl-color-accent-edge);
  border-radius: var(--nl-radius-lg);
  background: var(--nl-color-bg-surface);
  box-shadow: var(--nl-shadow-glow);
}
.flow__hub small { color: var(--nl-color-text-muted); font-family: var(--nl-font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: var(--nl-tracking-wide); white-space: nowrap; }

.cards { display: grid; gap: var(--nl-space-4); }
.card {
  display: grid;
  gap: var(--nl-space-2);
  align-content: start;
  padding: var(--nl-space-6);
  border: var(--nl-stroke-hairline) solid var(--nl-color-border-default);
  border-radius: var(--nl-radius-lg);
  background: var(--nl-color-bg-surface);
  transition: border-color var(--nl-motion-normal) var(--nl-motion-ease), transform var(--nl-motion-normal) var(--nl-motion-ease);
}
.card:hover { border-color: var(--nl-color-accent-edge); transform: translateY(-2px); }
.card h3 { font-size: var(--nl-type-h3-size); line-height: var(--nl-type-h3-leading); font-weight: var(--nl-weight-semibold); }
.card p { color: var(--nl-color-text-secondary); }
.card__head { display: flex; justify-content: space-between; align-items: start; gap: var(--nl-space-3); }
.card--deep {
  border-color: rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.06);
}
.card--deep:hover { border-color: rgba(103, 232, 249, 0.6); }
.card--deep p { color: rgba(255, 255, 255, 0.82); }

.pill {
  display: inline-block;
  padding: 0 var(--nl-space-2);
  border: var(--nl-stroke-hairline) solid var(--nl-color-border-strong);
  border-radius: var(--nl-radius-full);
  font-family: var(--nl-font-mono);
  font-size: var(--nl-type-caption-size);
  line-height: 1.6;
  color: var(--nl-color-text-muted);
  white-space: nowrap;
}

.feature-list {
  display: grid;
  gap: var(--nl-stroke-hairline);
  overflow: hidden;
  border: var(--nl-stroke-hairline) solid var(--nl-color-border-default);
  border-radius: var(--nl-radius-lg);
  background: var(--nl-color-border-default);
}
.feature-list li {
  display: grid;
  gap: var(--nl-space-1);
  padding: var(--nl-space-4) var(--nl-space-5);
  background: var(--nl-color-bg-surface);
}
.feature-list__name { font-weight: var(--nl-weight-semibold); }
.feature-list__line { color: var(--nl-color-text-secondary); font-size: var(--nl-type-body-sm-size); }

.closing {
  display: grid;
  justify-items: center;
  gap: var(--nl-space-6);
  padding: var(--nl-space-16) var(--nl-layout-gutter-mobile);
  text-align: center;
}

.footer {
  padding: var(--nl-space-5) var(--nl-layout-gutter-mobile);
  border-top: var(--nl-stroke-hairline) solid var(--nl-color-border-default);
  text-align: center;
}

@keyframes nl-rise {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}
@keyframes nl-drift {
  from { transform: translate(0, 0) scale(1); }
  to { transform: translate(-60px, 40px) scale(1.1); }
}
@keyframes nl-drift-b {
  from { transform: translate(0, 0) scale(1); }
  to { transform: translate(80px, -30px) scale(1.15); }
}
@keyframes nl-pulse {
  0%, 100% { opacity: 0.15; transform: scale(0.8); }
  50% { opacity: 0.8; transform: scale(1.2); }
}
@keyframes nl-scan {
  from { transform: translateY(-140px); }
  to { transform: translateY(820px); }
}
@keyframes nl-reveal {
  from { opacity: 0; translate: 0 24px; }
  to { opacity: 1; translate: 0 0; }
}
.rise { animation: nl-rise var(--nl-motion-slow) var(--nl-motion-ease) both; animation-delay: var(--rise-delay, 0ms); }
@supports (animation-timeline: view()) {
  .reveal {
    animation: nl-reveal linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 70%;
  }
}

.hero__backdrop { position: absolute; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; }
.glow { position: absolute; border-radius: 50%; }
.glow--cyan {
  width: 620px; height: 620px; top: -300px; right: -180px;
  background: radial-gradient(circle, var(--nl-color-accent-default), transparent 65%);
  opacity: 0.2;
  animation: nl-drift 18s ease-in-out infinite alternate;
}
.glow--navy {
  width: 680px; height: 680px; bottom: -420px; left: -260px;
  background: radial-gradient(circle, var(--nl-brand-navy), transparent 65%);
  opacity: 0.28;
  animation: nl-drift-b 22s ease-in-out infinite alternate;
}
.glow--gold {
  width: 320px; height: 320px; top: 35%; left: 42%;
  background: radial-gradient(circle, var(--mark-gold), transparent 65%);
  opacity: 0.1;
  animation: nl-drift 26s ease-in-out infinite alternate-reverse;
}
.scan {
  position: absolute; left: 0; right: 0; top: 0; height: 140px;
  background: linear-gradient(180deg, transparent, color-mix(in srgb, var(--nl-color-accent-default) 12%, transparent), transparent);
  mask-image: radial-gradient(80% 70% at 50% 20%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(80% 70% at 50% 20%, #000 20%, transparent 75%);
  animation: nl-scan 9s linear infinite;
}
.node {
  position: absolute; left: var(--x); top: var(--y);
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--nl-color-accent-default);
  box-shadow: 0 0 12px var(--nl-color-accent-default);
  opacity: 0.5;
  animation: nl-pulse 4s ease-in-out infinite;
  animation-delay: var(--d);
}

.play { --loop: 12s; }
.app.play { --loop: 16s; }
.play .at,
.play .type,
.play .grow,
.play .gone-58,
.play .tile--move,
.play .seg__on,
.play .preview__desk--dark,
.play .pvset,
.play .lit {
  animation-duration: var(--loop);
  animation-timing-function: var(--nl-motion-ease);
  animation-iteration-count: infinite;
  animation-fill-mode: both;
}
.play .type { animation-timing-function: steps(24, end); }
@keyframes nl-at-04 { 0%, 4% { opacity: 0; transform: translateY(6px); } 8%, 92% { opacity: 1; transform: none; } 97%, 100% { opacity: 0; transform: none; } }
.at-04 { animation-name: nl-at-04; }
@keyframes nl-at-06 { 0%, 6% { opacity: 0; transform: translateY(6px); } 10%, 92% { opacity: 1; transform: none; } 97%, 100% { opacity: 0; transform: none; } }
.at-06 { animation-name: nl-at-06; }
@keyframes nl-at-12 { 0%, 12% { opacity: 0; transform: translateY(6px); } 16%, 92% { opacity: 1; transform: none; } 97%, 100% { opacity: 0; transform: none; } }
.at-12 { animation-name: nl-at-12; }
@keyframes nl-at-18 { 0%, 18% { opacity: 0; transform: translateY(6px); } 22%, 92% { opacity: 1; transform: none; } 97%, 100% { opacity: 0; transform: none; } }
.at-18 { animation-name: nl-at-18; }
@keyframes nl-at-20 { 0%, 20% { opacity: 0; transform: translateY(6px); } 24%, 92% { opacity: 1; transform: none; } 97%, 100% { opacity: 0; transform: none; } }
.at-20 { animation-name: nl-at-20; }
@keyframes nl-at-26 { 0%, 26% { opacity: 0; transform: translateY(6px); } 30%, 92% { opacity: 1; transform: none; } 97%, 100% { opacity: 0; transform: none; } }
.at-26 { animation-name: nl-at-26; }
@keyframes nl-at-32 { 0%, 32% { opacity: 0; transform: translateY(6px); } 36%, 92% { opacity: 1; transform: none; } 97%, 100% { opacity: 0; transform: none; } }
.at-32 { animation-name: nl-at-32; }
@keyframes nl-at-38 { 0%, 38% { opacity: 0; transform: translateY(6px); } 42%, 92% { opacity: 1; transform: none; } 97%, 100% { opacity: 0; transform: none; } }
.at-38 { animation-name: nl-at-38; }
@keyframes nl-at-40 { 0%, 40% { opacity: 0; transform: translateY(6px); } 44%, 92% { opacity: 1; transform: none; } 97%, 100% { opacity: 0; transform: none; } }
.at-40 { animation-name: nl-at-40; }
@keyframes nl-at-46 { 0%, 46% { opacity: 0; transform: translateY(6px); } 50%, 92% { opacity: 1; transform: none; } 97%, 100% { opacity: 0; transform: none; } }
.at-46 { animation-name: nl-at-46; }
@keyframes nl-at-54 { 0%, 54% { opacity: 0; transform: translateY(6px); } 58%, 92% { opacity: 1; transform: none; } 97%, 100% { opacity: 0; transform: none; } }
.at-54 { animation-name: nl-at-54; }
@keyframes nl-at-58 { 0%, 58% { opacity: 0; transform: translateY(6px); } 62%, 92% { opacity: 1; transform: none; } 97%, 100% { opacity: 0; transform: none; } }
.at-58 { animation-name: nl-at-58; }
@keyframes nl-at-62 { 0%, 62% { opacity: 0; transform: translateY(6px); } 66%, 92% { opacity: 1; transform: none; } 97%, 100% { opacity: 0; transform: none; } }
.at-62 { animation-name: nl-at-62; }
@keyframes nl-at-66 { 0%, 66% { opacity: 0; transform: translateY(6px); } 70%, 92% { opacity: 1; transform: none; } 97%, 100% { opacity: 0; transform: none; } }
.at-66 { animation-name: nl-at-66; }
@keyframes nl-at-74 { 0%, 74% { opacity: 0; transform: translateY(6px); } 78%, 92% { opacity: 1; transform: none; } 97%, 100% { opacity: 0; transform: none; } }
.at-74 { animation-name: nl-at-74; }
@keyframes nl-type-06 { 0%, 6% { clip-path: inset(0 100% 0 0); } 18%, 100% { clip-path: inset(0 0 0 0); } }
.type-06 { animation-name: nl-type-06; }
@keyframes nl-type-08 { 0%, 8% { clip-path: inset(0 100% 0 0); } 20%, 100% { clip-path: inset(0 0 0 0); } }
.type-08 { animation-name: nl-type-08; }
@keyframes nl-type-42 { 0%, 42% { clip-path: inset(0 100% 0 0); } 54%, 100% { clip-path: inset(0 0 0 0); } }
.type-42 { animation-name: nl-type-42; }
@keyframes nl-grow-12 { 0%, 12% { transform: scaleX(0); opacity: 1; } 20%, 92% { transform: scaleX(1); opacity: 1; } 97%, 100% { transform: scaleX(1); opacity: 0; } }
.grow-12 { animation-name: nl-grow-12; }
@keyframes nl-grow-20 { 0%, 20% { transform: scaleX(0); opacity: 1; } 28%, 92% { transform: scaleX(1); opacity: 1; } 97%, 100% { transform: scaleX(1); opacity: 0; } }
.grow-20 { animation-name: nl-grow-20; }
@keyframes nl-grow-28 { 0%, 28% { transform: scaleX(0); opacity: 1; } 36%, 92% { transform: scaleX(1); opacity: 1; } 97%, 100% { transform: scaleX(1); opacity: 0; } }
.grow-28 { animation-name: nl-grow-28; }
@keyframes nl-gone-58 { 0%, 58% { opacity: 1; transform: none; } 64%, 92% { opacity: 0.3; transform: scale(0.94); } 97%, 100% { opacity: 1; transform: none; } }
.gone-58 { animation-name: nl-gone-58; }
@keyframes nl-move { 0%, 30% { transform: none; opacity: 1; } 40%, 90% { transform: translateX(calc(100% + 18px)); opacity: 1; } 95% { transform: translateX(calc(100% + 18px)); opacity: 0; } 96% { transform: none; opacity: 0; } 100% { transform: none; opacity: 1; } }
.tile--move { animation-name: nl-move; }
@keyframes nl-seg { 0%, 22% { transform: none; } 28%, 72% { transform: translateX(100%); } 78%, 100% { transform: none; } }
.seg__on { animation-name: nl-seg; }
@keyframes nl-dark { 0%, 22% { opacity: 0; } 28%, 72% { opacity: 1; } 78%, 100% { opacity: 0; } }
.preview__desk--dark { animation-name: nl-dark; }
@keyframes nl-half-a { 0%, 47% { opacity: 1; } 53%, 95% { opacity: 0; } 100% { opacity: 1; } }
@keyframes nl-half-b { 0%, 47% { opacity: 0; } 53%, 95% { opacity: 1; } 100% { opacity: 0; } }
.pvset--a { animation-name: nl-half-a; }
.pvset--b { animation-name: nl-half-b; }
@keyframes nl-lit-a {
  0%, 47%, 100% { background-color: var(--nl-color-accent-subtle); border-color: var(--nl-color-accent-edge); }
  53%, 95% { background-color: transparent; border-color: var(--nl-color-border-default); }
}
@keyframes nl-lit-b {
  0%, 47%, 100% { background-color: transparent; border-color: var(--nl-color-border-default); }
  53%, 95% { background-color: var(--nl-color-accent-subtle); border-color: var(--nl-color-accent-edge); }
}
.lit-a { animation-name: nl-lit-a; }
.lit-b { animation-name: nl-lit-b; }
@keyframes nl-wire { from { background-position: -70% 0, 0 0; } to { background-position: 170% 0, 0 0; } }
.play .wire { animation: nl-wire 2.4s linear infinite; animation-delay: var(--d, 0s); }
.play .flow__lines--rtl .wire { animation-direction: reverse; }

@media (min-width: 768px) {
  .env-banner__sep { display: inline; }
  .topbar { padding: var(--nl-space-6) var(--nl-layout-gutter-desktop); }
  .hero { padding: var(--nl-space-12) var(--nl-layout-gutter-desktop) var(--nl-space-20); }
  .hero__title { font-size: var(--nl-text-5xl); }
  .band { padding: var(--nl-space-20) var(--nl-layout-gutter-desktop); }
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .app__frame { grid-template-columns: 200px minmax(0, 1fr); }
  .app__side { display: grid; }
  .app__chat { padding: var(--nl-space-6) var(--nl-space-8); }
  .feature-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .flow { grid-template-columns: minmax(0, 220px) minmax(24px, 1fr) auto minmax(24px, 1fr) minmax(0, 220px); font-size: 13px; }
  .closing { padding: var(--nl-space-20) var(--nl-layout-gutter-desktop); }
  .footer { padding: var(--nl-space-6) var(--nl-layout-gutter-desktop); }
}

@media (min-width: 1024px) {
  .hero__inner { gap: var(--nl-space-12); }
  .split { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: var(--nl-space-16); }
  #example .cards { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  #owners .cards { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  #connections .cards { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .app__frame { grid-template-columns: 230px minmax(0, 1fr); }
  .feature-list { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .card:hover { transform: none; }
}