@import url("brand/tokens/tokens.css");

:root {
  color-scheme: dark;
  --page-black: #131417;
  --cursor-x: 50vw;
  --cursor-y: 220px;
  --signal-amber: #c0842f;
  --signal-amber-rule: var(--signal-amber);
  --signal-amber-fill: rgba(192, 132, 47, 0.12);
  --grid-line: rgba(239, 239, 239, 0.018);
  --grid-line-major: rgba(239, 239, 239, 0.012);
  --cursor-signal-glow: rgba(192, 132, 47, 0.12);
  --cursor-soft-glow: rgba(239, 239, 239, 0.06);
  --contact-muted: #565656;
  --ramp-1: #222628;
  --ramp-2: #444749;
  --ramp-3: #656769;
  --ramp-4: #87898a;
  --ramp-5: #aaabad;
  --ramp-6: #cccdce;
  --ramp-7: #efefef;
  --homepage-rule: rgba(239, 239, 239, 0.2);
  --nav-glass-bg: rgba(19, 20, 23, 0.55);
  --nav-glass-border: rgba(239, 239, 239, 0.16);
}

:root[data-theme="light"] {
  color-scheme: light;
  --page-black: #efefef;
  --signal-amber: #9d651f;
  --signal-amber-rule: rgba(157, 101, 31, 0.44);
  --signal-amber-fill: rgba(157, 101, 31, 0.1);
  --grid-line: rgba(31, 33, 31, 0.05);
  --grid-line-major: rgba(31, 33, 31, 0.035);
  --cursor-signal-glow: rgba(157, 101, 31, 0.1);
  --cursor-soft-glow: rgba(31, 33, 31, 0.035);
  --contact-muted: #c8c8c8;
  --ramp-1: #d8d8d8;
  --ramp-2: #c2c4c6;
  --ramp-3: #989b9e;
  --ramp-4: #4d4840;
  --ramp-5: #3d3933;
  --ramp-6: #292823;
  --ramp-7: #181916;
  --homepage-rule: rgba(31, 33, 31, 0.18);
  --plathera-shadow: #efefef;
  --plathera-graphite: #d8d8d8;
  --plathera-steel: #6a6d70;
  --plathera-aluminum: #3f3d38;
  --plathera-white: #1f211f;
  --plathera-bg: var(--page-black);
  --plathera-bg-raised: var(--ramp-1);
  --plathera-bg-paper: #f7f7f7;
  --plathera-text: #1f211f;
  --plathera-text-muted: #3f3d38;
  --plathera-text-dim: #6a6d70;
  --plathera-text-inverse: #efefef;
  --plathera-rule: rgba(31, 33, 31, 0.22);
  --plathera-rule-strong: rgba(31, 33, 31, 0.48);
  --plathera-image-filter: grayscale(1) contrast(1.02) brightness(0.96);
  --nav-glass-bg: rgb(214, 215, 216, 0.32);
  --nav-glass-border: rgba(31, 33, 31, 0.16);
}

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

html {
  background:
    radial-gradient(circle 160px at var(--cursor-x) var(--cursor-y), var(--cursor-signal-glow), transparent 68%),
    radial-gradient(circle 320px at var(--cursor-x) var(--cursor-y), var(--cursor-soft-glow), transparent 72%),
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px),
    linear-gradient(var(--grid-line-major) 3px, transparent 3px),
    linear-gradient(90deg, var(--grid-line-major) 3px, transparent 3px),
    var(--page-black);
  background-attachment: fixed;
  background-size: auto, auto, 32px 32px, 32px 32px, 160px 160px, 160px 160px, auto;
  color: var(--plathera-text);
  font-family: var(--plathera-font-body);
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h, 74px) + 22px);
  text-size-adjust: 100%;
  overflow-x: hidden;
}

body {
  margin: 0;
  min-height: 100vh;
  background: transparent;
  overflow-x: hidden;
  position: relative;
}

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

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

picture img {
  width: 100%;
}

strong {
  color: inherit;
}

plathera-nav {
  display: block;
}

plathera-resource-shell {
  display: block;
}

.site-shell {
  width: 100%;
  max-width: 1280px;
  min-height: 100vh;
  margin: 0 auto;
  overflow-x: visible;
  position: relative;
  z-index: 1;
}

.site-nav {
  align-items: center;
  background: transparent;
  border-bottom: 1px solid var(--homepage-rule);
  display: flex;
  justify-content: space-between;
  gap: 28px;
  min-height: 74px;
  padding: 18px clamp(20px, 4vw, 52px);
}

/* Floating glass navbar: fixed at the top of the viewport, reserving its
   height on the shell so content doesn't jump. On scroll the JS adds
   .is-floating, morphing it into a rounded, blurred glass pill. */
@media (min-width: 681px) {
  .site-shell {
    padding-top: var(--nav-h, 74px);
  }

  .site-nav {
    border: 1px solid transparent;
    border-bottom-color: var(--homepage-rule);
    left: 0;
    margin-inline: auto;
    max-width: 1280px;
    position: fixed;
    right: 0;
    top: 0;
    z-index: 50;
    transition:
      background-color 0.35s ease,
      backdrop-filter 0.35s ease,
      -webkit-backdrop-filter 0.35s ease,
      border-color 0.35s ease,
      border-radius 0.4s ease,
      box-shadow 0.4s ease,
      left 0.4s ease,
      max-width 0.4s ease,
      min-height 0.35s ease,
      right 0.4s ease,
      top 0.35s ease;
  }

  .site-nav.is-floating {
    background: var(--nav-glass-bg);
    -webkit-backdrop-filter: blur(18px) saturate(140%);
    backdrop-filter: blur(18px) saturate(140%);
    border-color: var(--nav-glass-border);
    border-radius: 0;
    box-shadow: 0 14px 34px rgba(0, 0, 0, 0.32);
    left: 16px;
    max-width: 1360px;
    min-height: 62px;
    right: 16px;
    top: 14px;
  }
}

.brand {
  align-items: center;
  display: inline-flex;
  gap: 14px;
}

.brand__mark,
.stamp,
.eyebrow {
  font-family: var(--plathera-font-display);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.brand__mark {
  border: 1px solid var(--plathera-rule-strong);
  color: var(--plathera-white);
  font-size: 11px;
  line-height: 1;
  padding: 9px 11px 7px;
}

.brand__descriptor {
  color: var(--plathera-text-dim);
  font-family: var(--plathera-font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.nav__links {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: flex-end;
}

.nav__links a,
.nav__sections summary,
.nav__cta,
.theme-toggle button {
  color: var(--plathera-text-dim);
  font-family: var(--plathera-font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.nav__links a:hover,
.nav__links a:focus-visible,
.nav__sections summary:hover,
.nav__sections summary:focus-visible,
.nav__sections[open] summary,
.nav__cta:hover,
.theme-toggle button:hover,
.theme-toggle button:focus-visible {
  color: var(--plathera-white);
}

.nav__sections {
  align-items: center;
  display: inline-flex;
  position: relative;
}

.nav__sections summary {
  align-items: center;
  cursor: pointer;
  display: inline-flex;
  gap: 6px;
  list-style: none;
}

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

.nav__sections summary::after {
  border-left: 3px solid transparent;
  border-right: 3px solid transparent;
  border-top: 4px solid currentColor;
  content: "";
  display: inline-block;
  transform: translateY(-1px);
}

.nav__sections[open] summary {
  color: var(--plathera-white);
}

.nav__sections:not([open]) .nav__section-menu {
  display: none;
}

.nav__section-menu {
  background: var(--page-black);
  border: 1px solid var(--homepage-rule);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.34);
  display: grid;
  min-width: 190px;
  padding: 6px;
  position: absolute;
  right: 0;
  top: calc(100% + 8px);
  z-index: 80;
}

.nav__section-menu a {
  border-bottom: 1px solid var(--homepage-rule);
  padding: 10px 12px 8px;
  white-space: nowrap;
}

.nav__section-menu a:last-child {
  border-bottom: 0;
}

.nav__tools {
  align-items: center;
  display: flex;
  flex: 0 0 auto;
  gap: 12px;
}

.nav__cta {
  border: 1px solid var(--plathera-rule-strong);
  color: var(--plathera-white);
  flex: 0 0 auto;
  padding: 10px 12px 8px;
}

.theme-toggle {
  border: 1px solid var(--homepage-rule);
  display: inline-flex;
  padding: 3px;
}

.theme-toggle button {
  background: transparent;
  border: 0;
  cursor: pointer;
  padding: 7px 8px 5px;
}

.theme-toggle button[aria-pressed="true"] {
  background: var(--plathera-white);
  color: var(--page-black);
}

a:focus-visible {
  outline: 2px solid var(--signal-amber);
  outline-offset: 4px;
}

.contact a:focus-visible {
  outline-color: var(--plathera-shadow);
}

.hero {
  isolation: isolate;
  min-height: calc(100vh - var(--nav-h, 74px));
  overflow: hidden;
  padding: clamp(48px, 7vw, 96px) clamp(20px, 4vw, 52px) 28px;
  position: relative;
}

.hero__background {
  background: var(--page-black);
  height: 100vh;
  left: 0;
  overflow: hidden;
  pointer-events: none;
  position: absolute;
  right: 0;
  top: 0;
  width: auto;
  z-index: 0;
}

.hero__canvas,
.hero__canvas canvas,
.hero__background-vignette {
  inset: 0;
  position: absolute;
}

.hero__canvas {
  z-index: 1;
}

.hero__canvas canvas {
  display: block;
  height: 100% !important;
  width: 100% !important;
}

.hero__background-vignette {
  /* background:
    radial-gradient(circle at 70% 22%, rgba(192, 132, 47, 0.1), transparent 26%),
    linear-gradient(180deg, rgba(10, 10, 10, 0.08), rgba(10, 10, 10, 0.56) 72%, #0a0a0a),
    linear-gradient(90deg, #0a0a0a, transparent 18%, transparent 82%, #0a0a0a); */
  z-index: 2;
}

.hero > * {
  position: relative;
  z-index: 3;
}

.hero__meta,
.hero__bottom {
  align-items: center;
  color: var(--plathera-text-dim);
  display: flex;
  flex-wrap: wrap;
  font-family: var(--plathera-font-mono);
  font-size: 11px;
  gap: 14px;
  justify-content: space-between;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.stamp {
  border: 1px solid var(--plathera-rule-strong);
  color: var(--plathera-white);
  display: inline-flex;
  font-size: 10px;
  padding: 7px 9px 5px;
}

.hero__grid {
  align-items: start;
  display: grid;
  gap: clamp(28px, 4vw, 56px);
  grid-template-columns: minmax(0, 1.12fr) minmax(340px, 0.88fr);
  margin-top: clamp(42px, 6vw, 74px);
}

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

h1,
h2,
h3 {
  color: var(--plathera-white);
  font-family: var(--plathera-font-neutral);
  font-weight: 700;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(58px, 6vw, 76px);
  line-height: 0.92;
  max-width: 820px;
}

h2 {
  font-size: clamp(42px, 4.6vw, 56px);
  line-height: 1;
  max-width: 880px;
}

h3 {
  font-size: 28px;
  line-height: 1;
}

.hero__lede,
.section__intro p,
.section-lede,
.contact p {
  color: var(--plathera-text-muted);
  font-size: 20px;
  line-height: 1.48;
  max-width: 780px;
}

.hero__lede {
  margin-top: 28px;
}

.hero__lede strong,
.section__intro p strong,
.stat-row strong,
.small-note strong {
  color: var(--signal-amber);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button-primary,
.button-secondary {
  align-items: center;
  display: inline-flex;
  font-family: var(--plathera-font-mono);
  font-size: 12px;
  justify-content: center;
  letter-spacing: 0.08em;
  min-height: 46px;
  padding: 14px 16px 12px;
  text-transform: uppercase;
}

.button-primary {
  background: var(--plathera-white);
  color: var(--page-black);
}

.button-secondary {
  border: 1px solid var(--plathera-rule-strong);
  color: var(--plathera-white);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: var(--signal-amber-rule);
  color: var(--signal-amber);
}

.stat-row {
  border: 1px solid var(--plathera-rule);
  background: var(--page-black);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 34px;
}

.stat-row div {
  border-right: 1px solid var(--plathera-rule);
  min-height: 104px;
  padding: 18px;
}

.stat-row div:last-child {
  border-right: 0;
}

.stat-row span,
.arch-row span,
.arch-step,
.eyebrow,
table,
.chip-grid span,
.ingest-flow span,
.hierarchy span,
.small-note,
.roadmap-marker,
.contact-note,
.site-foot,
.status-tag {
  font-family: var(--plathera-font-mono);
}

.stat-row span {
  color: var(--plathera-text-dim);
  display: block;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.stat-row strong {
  display: block;
  font-size: 24px;
  letter-spacing: 0;
  margin-top: 18px;
}

.architecture-card,
.panel {
  background: var(--ramp-1);
  border: 1px solid rgba(239, 239, 239, 0.22);
  box-shadow: none;
}

.architecture-card {
  padding: 26px;
}

.eyebrow {
  color: var(--plathera-text-dim);
  font-size: 10px;
  margin-bottom: 18px;
}

.arch-row {
  background: var(--page-black);
  border: 1px solid var(--homepage-rule);
  padding: 16px;
  text-align: center;
}

.arch-row.is-core {
  background: var(--page-black);
  border: 2px solid var(--signal-amber-rule);
}

.arch-row span,
.arch-step {
  color: var(--plathera-text-dim);
  display: block;
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.arch-row strong {
  display: block;
  font-size: 14px;
  line-height: 1.35;
  margin-top: 10px;
}

.arch-step {
  padding: 14px 0;
  text-align: center;
}

.hero__bottom {
  border-top: 1px solid var(--homepage-rule);
  margin-top: clamp(46px, 6vw, 72px);
  padding-top: 18px;
}

.hero__bottom a {
  color: var(--plathera-white);
}

.shift-band {
  background: var(--ramp-2);
  border-block: 0;
  box-shadow: 0 0 0 100vmax var(--ramp-2);
  clip-path: inset(0 -100vmax);
  display: block;
  inline-size: 100%;
  margin-inline: 0;
  padding: clamp(58px, 8vw, 112px) clamp(20px, 4vw, 52px);
}

.shift-band picture {
  display: block;
  height: 100%;
  width: 100%;
}

.shift-band img {
  filter: var(--plathera-image-filter);
  height: 100%;
  max-height: none;
  object-fit: cover;
  object-position: center;
  width: 100%;
}

.section {
  border-bottom: 1px solid var(--homepage-rule);
  padding: clamp(58px, 8vw, 112px) clamp(20px, 4vw, 52px);
}

.section__intro {
  display: grid;
  gap: 26px;
  grid-template-columns: minmax(0, 0.95fr) minmax(300px, 0.75fr);
}

.section__intro.is-compact {
  grid-template-columns: minmax(220px, 0.55fr) minmax(420px, 1fr);
  margin-top: 56px;
}

.section__intro.is-compact p {
  font-size: 17px;
}

.section__intro.is-compact + .panel {
  margin-top: 40px;
}

.bottleneck-grid,
.data-grid,
.roadmap {
  display: grid;
  gap: 1px;
  margin-top: 42px;
}

.bottleneck-grid {
  background: var(--homepage-rule);
  border: 1px solid var(--homepage-rule);
  grid-template-columns: repeat(3, 1fr);
}

.bottleneck-grid article,
.roadmap article {
  background: var(--ramp-1);
  padding: 28px;
}

.bottleneck-grid span,
.roadmap span,
.agent-list span {
  color: var(--plathera-text-dim);
  display: block;
  font-family: var(--plathera-font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  margin-bottom: 28px;
  text-transform: uppercase;
}

.bottleneck-grid strong,
.roadmap strong,
.agent-list strong {
  display: block;
  font-size: 20px;
  letter-spacing: 0;
}

.bottleneck-grid span {
  color: var(--signal-amber);
}

.roadmap-meta {
  align-items: baseline;
  display: flex;
  gap: 14px;
  justify-content: space-between;
  margin-bottom: 28px;
}

.roadmap .roadmap-layer,
.roadmap-status {
  margin-bottom: 0;
}

.roadmap-status {
  color: var(--plathera-text-dim);
  font-family: var(--plathera-font-display);
  font-size: 10px;
  font-style: normal;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.roadmap article.is-current .roadmap-status {
  color: var(--signal-amber);
}

.roadmap article.is-next .roadmap-status {
  color: var(--signal-amber);
}

.bottleneck-grid strong {
  color: var(--plathera-white);
  letter-spacing: 0.03em;
}

.bottleneck-grid p {
  color: var(--plathera-text-muted);
}

.bottleneck-grid p,
.roadmap p,
.agent-list p,
.compare-row p,
.capability-list,
.panel p:not(.eyebrow),
.image-statement p {
  color: var(--plathera-text-muted);
  font-size: 15px;
  line-height: 1.55;
  margin-top: 16px;
}

.outcome-line {
  background: var(--page-black);
  border: 1px solid var(--homepage-rule);
  color: var(--plathera-text-muted);
  font-family: var(--plathera-font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  margin-top: 1px;
  padding: 18px;
  text-transform: uppercase;
}

.outcome-line span {
  color: var(--plathera-white);
}

.compare-grid {
  display: grid;
  gap: var(--plathera-grid-gap);
  grid-template-columns: 0.85fr 1fr 1fr;
  margin-top: 48px;
}

.pullquote {
  color: var(--plathera-white);
  font-size: 34px;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1;
}

.compare-card {
  background: var(--ramp-1);
  border: 1px solid var(--homepage-rule);
  padding: 22px;
}

.compare-card.is-after {
  background: var(--ramp-6);
}

.compare-card.is-after .eyebrow,
.compare-card.is-after .compare-row span,
.compare-card.is-after .compare-row p {
  color: var(--page-black);
}

.compare-row {
  align-items: start;
  border-top: 1px solid rgba(239, 239, 239, 0.2);
  display: grid;
  gap: 12px;
  grid-template-columns: 18px 1fr;
  padding: 14px 0;
}

.compare-row p {
  margin-top: 0;
}

.compare-row span {
  align-items: center;
  color: var(--plathera-white);
  display: inline-flex;
  font-family: var(--plathera-font-mono);
  font-size: 13px;
  height: 20px;
  justify-content: center;
  line-height: 1;
}

.split-section {
  display: grid;
  gap: var(--plathera-grid-gap);
  grid-template-columns: 0.8fr 1fr;
}

.split-section > div:first-child .section-lede {
  margin-top: 28px;
}

.split-section > .panel:last-child:nth-child(3) {
  grid-column: 2;
}

.panel {
  padding: clamp(22px, 3vw, 34px);
}

.panel strong {
  display: block;
  font-size: 18px;
  line-height: 1.25;
}

table {
  border-collapse: collapse;
  color: var(--plathera-text-muted);
  font-size: 12px;
  width: 100%;
}

caption {
  color: var(--plathera-text-dim);
  font-family: var(--plathera-font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  margin-bottom: 10px;
  text-align: left;
  text-transform: uppercase;
}

th,
td {
  background: var(--page-black);
  border: 1px solid var(--homepage-rule);
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--page-black);
  color: var(--signal-amber);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

td {
  color: var(--plathera-text-muted);
}

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

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

.trust-grid .panel {
  background: var(--ramp-1);
}

.trust-grid .eyebrow {
  color: var(--signal-amber);
}

.trust-grid .panel strong {
  color: var(--plathera-white);
}

.chip-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.chip-grid span {
  border: 1px solid var(--homepage-rule);
  color: var(--plathera-white);
  font-size: 11px;
  letter-spacing: 0.08em;
  padding: 9px 10px;
  text-transform: uppercase;
}

.ingest-flow {
  display: grid;
  gap: 12px;
}

.ingest-flow div {
  background: var(--page-black);
  border: 1px solid var(--homepage-rule);
  padding: 14px;
}

.ingest-flow div.is-core {
  background: var(--ramp-6);
  border-color: var(--ramp-6);
}

.ingest-flow div.is-core span,
.ingest-flow div.is-core strong {
  color: var(--page-black);
}

.ingest-flow span {
  color: var(--plathera-text-dim);
  display: block;
  font-size: 10px;
  letter-spacing: 0.14em;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.ingest-flow strong {
  font-size: 14px;
  line-height: 1.4;
}

.ingest-flow p {
  color: var(--plathera-text-dim);
  font-family: var(--plathera-font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-align: center;
  text-transform: uppercase;
}

.graph-schematic {
  color: var(--plathera-steel);
  margin-top: 20px;
  width: 100%;
}

.graph-box {
  fill: rgba(239, 239, 239, 0.02);
  stroke: currentColor;
  stroke-width: 1;
}

.graph-box.is-active {
  fill: var(--signal-amber-fill);
  stroke: var(--signal-amber);
}

.graph-label {
  fill: var(--plathera-text-muted);
  font-family: var(--plathera-font-mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.graph-label.is-active {
  fill: var(--signal-amber);
}

.image-statement {
  border-bottom: 1px solid var(--homepage-rule);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  min-height: 360px;
}

.image-statement img {
  filter: var(--plathera-image-filter);
  height: 100%;
  object-fit: cover;
  width: 100%;
}

.image-statement picture {
  height: 100%;
}

.image-statement__copy {
  align-content: center;
  /* background: var(--page-black); */
  display: grid;
  gap: 18px;
  padding: clamp(34px, 5vw, 64px);
}

.image-statement__copy .eyebrow {
  margin-bottom: 0;
}

.image-statement__copy h2 {
  font-size: clamp(32px, 3.8vw, 48px);
  line-height: 0.98;
  max-width: 520px;
}

.image-statement__copy p:not(.eyebrow) {
  max-width: 520px;
}

.hierarchy {
  display: grid;
  gap: 8px;
}

.hierarchy span {
  border: 1px solid var(--homepage-rule);
  color: var(--plathera-text-muted);
  font-size: 12px;
  letter-spacing: 0.08em;
  padding: 12px;
  text-transform: uppercase;
}

.hierarchy span.is-active {
  background: var(--ramp-6);
  color: var(--page-black);
}

.capability-list {
  margin: 0;
  padding-left: 18px;
}

.capability-list li + li {
  margin-top: 12px;
}

.capability-list strong {
  display: inline;
  font-size: inherit;
  line-height: inherit;
}

.small-note {
  color: var(--plathera-text-dim);
  font-size: 12px;
  letter-spacing: 0.08em;
  margin-top: 28px;
  text-transform: uppercase;
}

.pipeline {
  background: var(--ramp-1);
  border: 1px solid var(--homepage-rule);
  display: grid;
  margin-top: 24px;
}

.pipeline div {
  align-items: center;
  border-bottom: 1px solid var(--homepage-rule);
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr 28px 1fr 28px 1.4fr;
  padding: 14px 18px;
}

.pipeline div:last-child {
  border-bottom: 0;
}

.pipeline span,
.pipeline b,
.pipeline strong,
.pipeline em {
  font-family: var(--plathera-font-mono);
  font-size: 12px;
  font-style: normal;
}

.pipeline span,
.pipeline em {
  color: var(--plathera-text-muted);
}

.pipeline b {
  color: var(--plathera-text-dim);
  font-weight: 400;
  text-align: center;
}

.roadmap {
  background: var(--homepage-rule);
  border: 1px solid var(--homepage-rule);
  grid-template-columns: repeat(4, 1fr);
}

.roadmap article:nth-child(1),
.roadmap article:nth-child(2) {
  background: var(--ramp-1);
}

.roadmap article.is-current {
  background: var(--ramp-2);
  border-bottom: 4px solid var(--signal-amber);
  /* box-shadow: inset 0 0 0 1px var(--signal-amber-rule); */
}

/* .roadmap article.is-current span {
  color: var(--signal-amber);
} */

.roadmap article.is-current strong {
  color: var(--plathera-white);
}

.roadmap article.is-current p {
  color: var(--plathera-text-muted);
}

.roadmap article.is-next {
  background: var(--ramp-7);
}

.roadmap article.is-next span,
.roadmap article.is-next strong,
.roadmap article.is-next p,
.roadmap article.is-next b {
  color: var(--page-black);
}

.roadmap-marker,
.status-tag {
  border: 1px solid var(--plathera-rule-strong);
  color: var(--plathera-white);
  display: inline-flex;
  font-size: 11px;
  letter-spacing: 0.12em;
  margin-top: 22px;
  padding: 8px 10px;
  text-transform: uppercase;
}

.status-tag {
  margin: 0 0 0 8px;
  vertical-align: middle;
}

.agent-list {
  display: grid;
}

.agent-list div {
  border-top: 1px solid var(--plathera-rule);
  display: grid;
  gap: 16px;
  grid-template-columns: 62px 0.8fr 1.2fr;
  padding: 16px 0;
}

.agent-list span,
.agent-list p {
  margin: 0;
}

.contact {
  background: var(--ramp-2);
  box-shadow: 0 0 0 100vmax var(--ramp-2);
  clip-path: inset(0 -100vmax);
  color: var(--plathera-text);
}

.contact .eyebrow,
.contact h2,
.contact p,
.contact strong {
  color: var(--plathera-text);
}

.footer-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 56px);
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.48fr);
}

.footer-hero__main h2 {
  max-width: 920px;
}

.contact p {
  color: var(--plathera-text-muted);
  margin-top: 24px;
}

.footer-hero__actions {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.contact-email {
  color: var(--signal-amber);
  display: inline-block;
  font-size: clamp(34px, 5vw, 64px);
  font-weight: 700;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

.footer-hero__secondary {
  border: 1px solid var(--plathera-rule-strong);
  color: var(--plathera-white);
  display: inline-flex;
  font-family: var(--plathera-font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  padding: 14px 16px 12px;
  text-transform: uppercase;
}

.footer-hero__record {
  background: var(--page-black);
  border: 1px solid var(--homepage-rule);
  padding: clamp(22px, 3vw, 34px);
}

.footer-hero__record > span,
.footer-hero__signals span,
.footer-link-grid span {
  color: var(--signal-amber);
  display: block;
  font-family: var(--plathera-font-mono);
  font-size: 10px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.footer-hero__record > strong {
  color: var(--plathera-text);
  display: block;
  font-size: clamp(24px, 3vw, 36px);
  line-height: 1;
  margin-top: 14px;
}

.footer-hero__signals {
  border: 1px solid var(--homepage-rule);
  display: grid;
  margin-top: 28px;
}

.footer-hero__signals div {
  background: var(--page-black);
  border-bottom: 1px solid var(--homepage-rule);
  padding: 14px;
}

.footer-hero__signals div:last-child {
  border-bottom: 0;
}

.footer-hero__signals strong {
  color: var(--plathera-text);
  display: block;
  font-size: 12px;
  line-height: 1.45;
  margin-top: 7px;
}

.contact-note {
  font-size: 14px !important;
}

.content-page > .contact.content-section {
  background: var(--ramp-7);
  border: 1px solid var(--plathera-rule);
  box-shadow: none;
  clip-path: none;
  color: var(--plathera-shadow);
  margin-top: clamp(42px, 7vw, 86px);
  padding: clamp(28px, 5vw, 56px);
}

.content-page > .contact.content-section h2,
.content-page > .contact.content-section p,
.content-page > .contact.content-section .eyebrow,
.content-page > .contact.content-section {
  color: var(--plathera-shadow);
}

.content-page > .contact.content-section h2,
.content-page > .contact.content-section .contact-email,
.content-page > .contact.content-section .contact-note {
  max-width: 100%;
}

.content-page > .contact.content-section .contact-email {
  font-size: clamp(34px, 5vw, 56px);
  overflow-wrap: anywhere;
}

.footer-link-grid {
  border: 1px solid var(--homepage-rule);
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: clamp(36px, 6vw, 72px);
}

.footer-link-grid a {
  background: var(--page-black);
  border-right: 1px solid var(--homepage-rule);
  min-height: 112px;
  padding: 18px;
}

.footer-link-grid a:last-child {
  border-right: 0;
}

.footer-link-grid strong {
  color: var(--plathera-text);
  display: block;
  font-size: clamp(20px, 2vw, 28px);
  line-height: 1;
  margin-top: 16px;
}

.site-foot {
  align-items: center;
  border-top: 1px solid var(--homepage-rule);
  color: var(--plathera-text-dim);
  display: flex;
  justify-content: space-between;
  padding: 18px clamp(20px, 4vw, 52px);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.contact .site-foot {
  border-top: 0;
  margin-top: 22px;
  padding-inline: 0;
}

/* --- Shared content pages: resources, about, mockups --- */
.content-page {
  padding: clamp(68px, 10vw, 132px) clamp(20px, 4vw, 52px) clamp(72px, 9vw, 112px);
}

.page-hero {
  border-bottom: 1px solid var(--homepage-rule);
  display: grid;
  gap: clamp(24px, 4vw, 56px);
  grid-template-columns: minmax(0, 0.82fr) minmax(280px, 0.38fr);
  padding-bottom: clamp(42px, 7vw, 86px);
}

.page-hero h1 {
  margin: 18px 0 0;
  max-width: 12ch;
}

.page-hero__lede {
  color: var(--plathera-text-muted);
  font-family: var(--plathera-font-neutral);
  font-size: clamp(19px, 2vw, 26px);
  line-height: 1.42;
  margin: 24px 0 0;
  max-width: 760px;
}

.record-meta {
  align-self: start;
  border: 1px solid var(--plathera-rule);
  background: rgba(34, 38, 40, 0.48);
}

:root[data-theme="light"] .record-meta {
  background: rgba(216, 216, 216, 0.52);
}

.record-meta div {
  display: grid;
  gap: 8px;
  grid-template-columns: 110px 1fr;
  padding: 14px 16px;
}

.record-meta div + div {
  border-top: 1px solid var(--plathera-rule);
}

.record-meta span {
  color: var(--plathera-text-dim);
  font-family: var(--plathera-font-mono);
  font-size: 10px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.record-meta strong {
  color: var(--plathera-text);
  font-family: var(--plathera-font-mono);
  font-size: 12px;
  font-weight: 500;
}

.record-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: clamp(32px, 5vw, 64px);
}

.record-card {
  border: 1px solid var(--plathera-rule);
  background: rgba(34, 38, 40, 0.34);
  display: flex;
  flex-direction: column;
  min-height: 250px;
  padding: 20px;
  transition:
    border-color 180ms ease,
    transform 180ms ease,
    background 180ms ease;
}

:root[data-theme="light"] .record-card {
  background: rgba(216, 216, 216, 0.48);
}

.record-card:hover {
  background: var(--signal-amber-fill);
  border-color: var(--signal-amber-rule);
  transform: translateY(-2px);
}

.record-card__num {
  color: var(--signal-amber);
  font-family: var(--plathera-font-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.record-card h2,
.record-card h3 {
  font-size: clamp(25px, 2.4vw, 36px);
  line-height: 1.02;
  margin: 26px 0 16px;
}

.record-card p {
  color: var(--plathera-text-muted);
  font-size: 15px;
  line-height: 1.56;
  margin: 0;
}

.record-card__link {
  color: var(--plathera-text);
  font-family: var(--plathera-font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  margin-top: auto;
  padding-top: 28px;
  text-transform: uppercase;
}

.article-layout {
  display: grid;
  gap: clamp(28px, 5vw, 72px);
  grid-template-columns: minmax(0, 0.32fr) minmax(0, 0.68fr);
  margin-top: clamp(40px, 7vw, 86px);
}

.article-back {
  border: 1px solid var(--plathera-rule);
  color: var(--plathera-text-muted);
  display: inline-flex;
  font-family: var(--plathera-font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  margin-bottom: 28px;
  padding: 10px 12px;
  text-transform: uppercase;
}

.article-back:hover {
  border-color: var(--signal-amber-rule);
  color: var(--signal-amber);
}

.article-rail {
  align-self: start;
  border-top: 1px solid var(--signal-amber-rule);
  color: var(--plathera-text-dim);
  font-family: var(--plathera-font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  position: sticky;
  text-transform: uppercase;
  top: calc(var(--nav-h, 74px) + 28px);
}

.article-rail div {
  border-bottom: 1px solid var(--plathera-rule);
  display: grid;
  gap: 8px;
  padding: 16px 0;
}

.article-rail strong {
  color: var(--plathera-text);
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: none;
}

.article-body {
  color: var(--plathera-text-muted);
  font-size: 18px;
  line-height: 1.72;
  max-width: 820px;
}

.article-body h2 {
  color: var(--plathera-text);
  font-family: var(--plathera-font-neutral);
  font-size: clamp(28px, 3vw, 44px);
  line-height: 1.06;
  margin: 56px 0 18px;
}

.article-body h2:first-child {
  margin-top: 0;
}

.article-body p,
.article-body ul,
.article-body ol {
  margin: 0 0 22px;
}

.article-body a {
  color: var(--signal-amber);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.article-body blockquote {
  border-left: 2px solid var(--signal-amber);
  color: var(--plathera-text);
  font-size: clamp(23px, 3vw, 34px);
  line-height: 1.18;
  margin: 40px 0;
  padding: 6px 0 6px 24px;
}

.article-body table,
.mock-table {
  border-collapse: collapse;
  font-family: var(--plathera-font-mono);
  font-size: 12px;
  width: 100%;
}

.article-body th,
.article-body td,
.mock-table th,
.mock-table td {
  background: var(--page-black);
  border: 1px solid var(--plathera-rule);
  padding: 12px;
  text-align: left;
  vertical-align: top;
}

.article-body th,
.mock-table th {
  color: var(--signal-amber);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.content-section {
  border-top: 1px solid var(--homepage-rule);
  padding: clamp(42px, 7vw, 86px) 0 0;
}

.two-column-record {
  display: grid;
  gap: clamp(24px, 4vw, 54px);
  grid-template-columns: minmax(0, 0.46fr) minmax(0, 0.54fr);
}

.prose-panel {
  color: var(--plathera-text-muted);
  font-size: 18px;
  line-height: 1.68;
}

.prose-panel p {
  margin: 0 0 22px;
}

.prose-panel strong {
  color: var(--plathera-text);
}

.trace-list {
  display: grid;
  gap: 12px;
  margin-bottom: 80px;
}

.trace-item {
  background: var(--page-black);
  border: 1px solid var(--plathera-rule);
  display: grid;
  gap: 12px;
  grid-template-columns: 92px 1fr;
  padding: 16px;
}

.trace-item span {
  color: var(--signal-amber);
  font-family: var(--plathera-font-mono);
  font-size: 10px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.trace-item p {
  color: var(--plathera-text-muted);
  margin: 0;
}

.record-workflow,
.record-compare {
  border: 1px solid var(--plathera-rule);
  display: grid;
  margin: 28px 0;
}

.record-workflow-header,
.record-workflow-body {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.record-workflow-header {
  border-bottom: 1px solid var(--signal-amber-rule);
}

.record-workflow-col,
.record-workflow-cell,
.record-compare-col {
  border-right: 1px solid var(--plathera-rule);
  padding: 14px;
}

.record-workflow-col:last-child,
.record-workflow-cell:last-child,
.record-compare-col:last-child {
  border-right: 0;
}

.record-workflow-col,
.record-compare-col-label {
  color: var(--signal-amber);
  font-family: var(--plathera-font-mono);
  font-size: 10px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.record-workflow-cell {
  color: var(--plathera-text-muted);
  font-size: 14px;
  line-height: 1.58;
}

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

.record-compare-col {
  color: var(--plathera-text-muted);
}

.record-compare-col.is-signal {
  background: var(--signal-amber-fill);
}

.record-sequence {
  color: var(--plathera-text-muted);
  font-family: var(--plathera-font-mono);
  font-size: 12px;
  line-height: 1.65;
}

@media (max-width: 980px) {
  .site-shell {
    width: 100%;
    max-width: none;
    margin: 0;
    border-left: 0;
    border-right: 0;
  }

  .hero__grid,
  .section__intro,
  .split-section,
  .image-statement,
  .compare-grid,
  .page-hero,
  .article-layout,
  .two-column-record,
  .footer-hero__grid,
  .record-compare,
  .record-workflow-header,
  .record-workflow-body {
    grid-template-columns: 1fr;
  }

  .data-grid,
  .bottleneck-grid,
  .roadmap,
  .trust-grid,
  .footer-link-grid,
  .record-grid {
    grid-template-columns: 1fr;
  }

  .footer-link-grid a {
    border-bottom: 1px solid var(--homepage-rule);
    border-right: 0;
  }

  .footer-link-grid a:last-child {
    border-bottom: 0;
  }

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

  .stat-row div:nth-child(2) {
    border-right: 0;
  }

  .stat-row div:nth-child(-n + 2) {
    border-bottom: 1px solid var(--plathera-rule);
  }

  .pipeline div,
  .agent-list div {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 56px;
  }

  h2 {
    font-size: 42px;
  }

  .pullquote {
    font-size: 28px;
  }
}

@media (max-width: 680px) {
  .site-nav,
  .site-foot {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav__links {
    justify-content: flex-start;
    width: 100%;
  }

  .nav__sections,
  .nav__sections summary {
    width: 100%;
  }

  .nav__section-menu {
    margin-top: 8px;
    position: static;
    width: 100%;
  }

  .nav__tools {
    align-items: stretch;
    flex-direction: column;
    width: 100%;
  }

  .theme-toggle {
    width: 100%;
  }

  .theme-toggle button {
    flex: 1;
  }

  .nav__cta,
  .button-primary,
  .button-secondary {
    width: 100%;
  }

  h1 {
    font-size: 40px;
    line-height: 1;
  }

  h2 {
    font-size: 32px;
  }

  h3 {
    font-size: 26px;
  }

  .hero__lede,
  .section__intro p,
  .section-lede,
  .contact p {
    font-size: 17px;
  }

  .hero__meta,
  .hero__bottom {
    align-items: flex-start;
    flex-direction: column;
  }

  .stat-row {
    grid-template-columns: 1fr;
  }

  .stat-row div {
    border-bottom: 1px solid var(--plathera-rule);
    border-right: 0;
  }

  .stat-row div:last-child {
    border-bottom: 0;
  }

  .stat-row strong {
    font-size: 22px;
  }

  .panel {
    overflow-x: auto;
  }

  .article-rail {
    position: static;
  }

  table {
    min-width: 520px;
  }

  .contact-email {
    font-size: 34px;
    color: var(--signal-amber);
  }
}

@media (prefers-reduced-motion: no-preference) {
  [data-reveal] {
    opacity: 0;
    transform: translateY(30px);
    transition:
      opacity 0.7s cubic-bezier(0.22, 0.61, 0.36, 1),
      transform 0.7s cubic-bezier(0.22, 0.61, 0.36, 1);
    transition-delay: var(--reveal-delay, 0ms);
    will-change: opacity, transform;
  }

  [data-reveal="left"] {
    transform: translateX(-40px);
  }

  [data-reveal="right"] {
    transform: translateX(40px);
  }

  [data-reveal].is-revealed {
    opacity: 1;
    transform: none;
  }
}

/* Reusable moving border glow: add .border-glow to any ruled container.
   Existing homepage cards keep the effect through the legacy selectors.
   The glow is a fixed-size element traveling a motion path, so it does not
   stretch when crossing corners. */
@media (min-width: 681px) and (prefers-reduced-motion: no-preference) {
  .border-glow,
  .architecture-card,
  .panel {
    --border-glow-size: 140px;
    --border-glow-surface: var(--ramp-1);
    isolation: isolate;
    overflow: hidden;
    position: relative;
  }

  .border-glow::before,
  .architecture-card::before,
  .panel::before {
    animation: border-glow-travel var(--border-glow-duration, 6s) linear infinite;
    animation-delay: var(--border-glow-delay, 0s);
    background: radial-gradient(circle at center, var(--signal-amber) 0%, rgba(192, 132, 47, 0.34) 30%, transparent 72%);
    content: "";
    filter: drop-shadow(0 0 5px var(--signal-amber));
    height: var(--border-glow-size);
    offset-anchor: 50% 50%;
    offset-distance: 0%;
    offset-path: rect(0% auto 100% auto);
    offset-rotate: 0deg;
    pointer-events: none;
    position: absolute;
    width: var(--border-glow-size);
    z-index: 0;
  }

  .border-glow::after,
  .architecture-card::after,
  .panel::after {
    background: var(--border-glow-surface);
    content: "";
    inset: 1px;
    pointer-events: none;
    position: absolute;
    z-index: 1;
  }

  .border-glow > *,
  .architecture-card > *,
  .panel > * {
    position: relative;
    z-index: 2;
  }

  @keyframes border-glow-travel {
    to {
      offset-distance: 100%;
    }
  }
}

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

  .site-nav {
    transition: none;
  }
}