/* Geist variable fonts (latin subset), self-hosted WOFF2 only. */
@font-face {
  font-family: "Geist";
  src: url("/assets/fonts/Geist-Variable-latin.woff2") format("woff2-variations");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Geist Mono";
  src: url("/assets/fonts/GeistMono-Variable-latin.woff2") format("woff2-variations");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}


:root {
  color-scheme: dark;

  --black: #0B0C10;
  --light: #EAF2FF;
  --teal: #27D5C9;
  --blue: #2E8FE8;
  --indigo: #3B3F9E;
  --violet: #7B63E6;

  --surface: var(--black);
  --surface-raised: color-mix(in srgb, var(--light) 4%, var(--black));
  --surface-elevated: color-mix(in srgb, var(--light) 8%, var(--black));
  --surface-active: color-mix(in srgb, var(--light) 12%, var(--black));
  --surface-header: color-mix(in srgb, var(--black) 88%, transparent);
  --surface-0: var(--black);
  --surface-1: color-mix(in srgb, var(--light) 2.5%, var(--black));
  --border-subtle: color-mix(in srgb, var(--light) 9%, transparent);

  --text: var(--light);
  --text-soft: color-mix(in srgb, var(--light) 76%, var(--black));
  --text-muted: color-mix(in srgb, var(--light) 60%, var(--black));
  --line: color-mix(in srgb, var(--light) 14%, transparent);
  --line-strong: color-mix(in srgb, var(--light) 42%, transparent);
  --focus: var(--teal);
  --selection: color-mix(in srgb, var(--blue) 38%, transparent);

  --font-sans: "Geist", system-ui, sans-serif;
  --font-mono: "Geist Mono", ui-monospace, monospace;

  --text-xs: 0.8125rem;
  --text-body: 1rem;
  --text-lead: 1.25rem;
  --text-card: clamp(1.375rem, calc(1.2vw + 1rem), 1.5625rem);
  --text-section: clamp(2rem, 3.5vw, 3.75rem);
  --text-display: clamp(2.75rem, 5vw, 5rem);
  --text-hero: clamp(3.5rem, 7vw, 7rem);
  --text-mega: clamp(4rem, 9vw, 9rem);

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-24: 6rem;
  --space-30: 7.5rem;

  --container-prose: 48rem;
  --container: 75rem;
  --container-wide: 88rem;
  --section-space: clamp(6rem, 10vw, 11rem);

  --radius-sm: 0.375rem;
  --radius-md: 0.625rem;
  --radius-lg: 0.75rem;

  --gutter: clamp(0.875rem, 4vw, 2rem);
  --header-height: 4.5rem;
  --measure-body: 68ch;
  --measure-lead: 56ch;
  --hit-size: 2.75rem;
  --prose: 70ch;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.22, 1, 0.36, 1);
  --duration-press: 140ms;
  --duration-state: 220ms;
  --duration-reveal: 720ms;
  --stagger-step: 80ms;

  --z-nav: 30;
  --z-header: 40;
  --z-skip: 50;
}

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

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

body {
  position: relative;
  isolation: isolate;
  min-width: 0;
  margin: 0;
  overflow-x: clip;
  background: transparent;
  color: var(--text);
  font-family: var(--font-sans);
  font-size: var(--text-body);
  font-weight: 400;
  line-height: 1.7;
  letter-spacing: 0.005em;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: var(--selection);
  color: var(--text);
}

:where(a, button, input, textarea, select):focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: var(--space-1);
}

:where(h1, h2, h3, p) {
  overflow-wrap: break-word;
}

:where(h1, h2, h3) {
  margin: 0;
  color: var(--text);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.1;
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

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

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

button,
input,
textarea,
select {
  color: inherit;
  font: inherit;
}

button {
  cursor: pointer;
}

button:disabled,
input:disabled,
textarea:disabled,
select:disabled {
  cursor: not-allowed;
}

.container {
  width: min(calc(100% - (var(--gutter) * 2)), var(--container));
  margin-inline: auto;
}
.skip-link {
  position: fixed;
  z-index: var(--z-skip);
  inset-block-start: var(--space-3);
  inset-inline-start: var(--gutter);
  display: inline-flex;
  min-height: var(--hit-size);
  align-items: center;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  padding-inline: var(--space-4);
  background: var(--text);
  color: var(--surface);
  font-weight: 600;
  transform: translateY(calc(-100% - var(--space-6)));
  transition: transform var(--duration-state) var(--ease-out);
}

.skip-link:focus {
  transform: translateY(0);
}

.section {
  position: relative;
  padding-block: var(--section-space);
}

.section--tight {
  padding-block: clamp(var(--space-12), 6vw, var(--space-16));
}

.section--surface {
  border-block: 1px solid var(--line);
  background: var(--surface-raised);
  color: var(--text);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  margin-block-end: var(--space-6);
  color: var(--teal);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: 1.5;
  text-transform: uppercase;
}

.eyebrow::before {
  width: var(--space-6);
  height: 1px;
  background: currentColor;
  content: "";
}

.section-head {
  display: grid;
  max-width: var(--prose);
  gap: var(--space-6);
  margin-block-end: clamp(var(--space-8), 5vw, var(--space-16));
}

.section-head--single {
  max-width: 54rem;
}

.section-head h2 {
  font-size: var(--text-section);
}

.section-head p {
  max-width: var(--prose);
  margin: 0;
  color: var(--text-soft);
  font-size: var(--text-lead);
}

.button {
  display: inline-flex;
  min-width: var(--hit-size);
  min-height: var(--hit-size);
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-body);
  font-weight: 600;
  line-height: 1.25;
  text-align: center;
  transition:
    transform var(--duration-press) var(--ease-out),
    background-color var(--duration-state) var(--ease-out),
    border-color var(--duration-state) var(--ease-out),
    color var(--duration-state) var(--ease-out);
}

.button--primary {
  background: var(--text);
  color: var(--surface);
}

.button--secondary {
  border-color: var(--line-strong);
  background: var(--surface-raised);
  color: var(--text);
}

.github-link {
  display: inline-grid;
  width: var(--hit-size);
  height: var(--hit-size);
  flex: 0 0 auto;
  place-items: center;
  color: var(--text);
  transition:
    color var(--duration-state) var(--ease-out),
    transform var(--duration-state) var(--ease-spring);
}

.github-link svg {
  width: 1.75rem;
  height: auto;
  fill: currentColor;
}

.github-link__label {
  display: none;
  font-weight: 600;
}

.button:active {
  transform: translateY(0) scale(0.98);
}

.button:disabled,
.button[aria-disabled="true"] {
  border-color: var(--line);
  background: var(--surface-raised);
  color: var(--text-muted);
  pointer-events: none;
}

.button__arrow {
  display: inline-block;
  transition: transform var(--duration-state) var(--ease-out);
}

.header {
  position: fixed;
  z-index: var(--z-header);
  inset: 0 0 auto;
  height: var(--header-height);
  border-block-end: 1px solid transparent;
  background: var(--surface);
  transition:
    background-color var(--duration-state) var(--ease-out),
    border-color var(--duration-state) var(--ease-out),
    backdrop-filter var(--duration-state) var(--ease-out);
}

.header.is-scrolled {
  border-color: var(--line);
  background: var(--surface-header);
  backdrop-filter: blur(var(--space-3)) saturate(120%);
}

.header__inner {
  display: flex;
  height: 100%;
  min-width: 0;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.brand {
  display: inline-flex;
  min-height: var(--hit-size);
  flex: 0 0 auto;
  align-items: center;
  gap: var(--space-3);
  animation: brand-in 560ms var(--ease-out) 80ms both;
}

.brand__icon {
  display: block;
  height: 2.75rem;
  width: auto;
  flex: 0 0 auto;
  filter: drop-shadow(0 0 0.375rem color-mix(in srgb, var(--blue) 25%, transparent));
  transition: transform 280ms var(--ease-spring);
}

@media (hover: hover) and (pointer: fine) {
  .brand:hover .brand__icon {
    transform: rotate(-5deg) scale(1.04);
  }
}

/* Silver wordmark: a bright highlight band sweeps across the glyphs. */
.brand__name {
  min-width: 0;
  overflow: hidden;
  font-size: 1.375rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
  text-overflow: ellipsis;
  white-space: nowrap;
  background: linear-gradient(
    105deg,
    #8f96a6 0%,
    #cdd3de 18%,
    #8f96a6 33%,
    #f5f7fb 42%,
    #ffffff 48%,
    #f5f7fb 54%,
    #8f96a6 69%,
    #cdd3de 84%,
    #8f96a6 100%
  );
  background-size: 300% 100%;
  background-position: 100% 0;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: shimmer-sweep 3.2s linear infinite;
}

@supports not ((-webkit-background-clip: text) or (background-clip: text)) {
  .brand__name {
    background: none;
    color: var(--text);
  }
}

@keyframes shimmer-sweep {
  from {
    background-position: 100% 0;
  }

  to {
    background-position: 0% 0;
  }
}

@keyframes brand-in {
  from {
    opacity: 0;
    transform: translateY(0.375rem);
  }

  to {
    opacity: 1;
    transform: none;
  }
}

.brand__lockup {
  width: clamp(8.75rem, 15vw, 11.25rem);
  height: auto;
}

.nav {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: var(--space-6);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav__link {
  position: relative;
  display: inline-flex;
  min-height: var(--hit-size);
  align-items: center;
  border-radius: var(--radius-sm);
  padding-inline: var(--space-3);
  color: var(--text-soft);
  font-weight: 600;
  transition:
    background-color var(--duration-state) var(--ease-out),
    color var(--duration-state) var(--ease-out);
}

.nav__link[aria-current="page"] {
  color: var(--text);
}

.nav__link::after {
  position: absolute;
  inset: auto var(--space-3) var(--space-2);
  height: 1px;
  background: var(--line-strong);
  content: "";
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform var(--duration-state) var(--ease-out);
}

.nav__link[aria-current="page"]::after {
  background: var(--teal);
  transform: scaleX(1);
}

.nav__mobile-icon {
  display: none;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.nav-toggle {
  position: relative;
  display: none;
  width: var(--hit-size);
  height: var(--hit-size);
  flex: 0 0 auto;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  padding: 0;
  background: var(--surface-raised);
}

.nav-toggle::before,
.nav-toggle::after {
  position: absolute;
  inset-inline-start: 50%;
  width: var(--space-4);
  height: 1px;
  background: var(--text);
  content: "";
  transform: translateX(-50%);
  transition: transform var(--duration-state) var(--ease-out);
}

.nav-toggle::before {
  inset-block-start: calc(50% - var(--space-1));
}

.nav-toggle::after {
  inset-block-start: calc(50% + var(--space-1));
}

.nav-toggle[aria-expanded="true"]::before {
  inset-block-start: 50%;
  transform: translateX(-50%) rotate(45deg);
}

.nav-toggle[aria-expanded="true"]::after {
  inset-block-start: 50%;
  transform: translateX(-50%) rotate(-45deg);
}

.hero {
  position: relative;
  min-height: 100dvh;
  overflow: clip;
  padding-block: calc(var(--header-height) + var(--space-24)) var(--space-24);
  isolation: isolate;
}

.hero__layout {
  display: grid;
  min-height: calc(100dvh - var(--header-height) - (var(--space-24) * 2));
  grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
  align-items: center;
  gap: var(--space-16);
}

.hero__copy {
  position: relative;
  z-index: 2;
  max-width: 46rem;
  min-width: 0;
}

.hero h1 {
  max-width: 12ch;
  font-size: var(--text-display);
}

.hero__lede {
  max-width: 62ch;
  margin: var(--space-8) 0 0;
  color: var(--text-soft);
  font-size: var(--text-lead);
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-block-start: var(--space-8);
}

.hero-prism {
  position: relative;
  display: grid;
  width: min(100%, 36rem);
  aspect-ratio: 1;
  justify-self: end;
  place-items: center;
  isolation: isolate;
}

.hero-prism__spin {
  position: relative;
  z-index: 2;
  display: grid;
  width: 38%;
  appearance: none;
  border: 0;
  padding: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  font: inherit;
  place-items: center;
}


.hero-prism::after {
  position: absolute;
  z-index: -1;
  inset: 12%;
  border: 1px solid var(--line);
  clip-path: polygon(18% 4%, 86% 12%, 100% 68%, 68% 100%, 7% 80%, 0 24%);
  content: "";
}

.hero-prism__mark {
  display: block;
  width: 100%;
  height: auto;
  backface-visibility: hidden;
  filter: drop-shadow(0 0 var(--space-4) color-mix(in srgb, var(--blue) 34%, transparent));
  transform-origin: center;
  transform-style: preserve-3d;
}

.threeui-background {
  min-width: 0;
  min-height: 0;
  overflow: hidden;
}

.threeui-background > canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.hero-prism__orbital {
  position: absolute;
  z-index: 0;
  inset: -8%;
  opacity: 0.92;
  pointer-events: none;
}


.hero-prism__label {
  position: absolute;
  z-index: 3;
  display: inline-flex;
  min-height: var(--space-8);
  align-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding-inline: var(--space-3);
  background: var(--surface-header);
  color: var(--text-soft);
  font-size: var(--text-xs);
  font-weight: 600;
}

.hero-prism__label[data-label="business"] {
  inset-block-start: 10%;
  inset-inline-start: 1%;
}

.hero-prism__label[data-label="software"] {
  inset-block-start: 23%;
  inset-inline-end: 0;
}

.hero-prism__label[data-label="data"] {
  inset-block-end: 16%;
  inset-inline-start: 5%;
}

.hero-prism__label[data-label="models"] {
  inset-block-end: 7%;
  inset-inline-end: 7%;
}

/* Load choreography: copy rises in sequence, the prism settles in behind it. */
.hero__copy > * {
  animation: rise-in var(--duration-reveal) var(--ease-out) both;
}

.hero__copy > *:nth-child(1) { animation-delay: 60ms; }
.hero__copy > *:nth-child(2) { animation-delay: 150ms; }
.hero__copy > *:nth-child(3) { animation-delay: 240ms; }
.hero__copy > *:nth-child(4) { animation-delay: 330ms; }

.hero-prism {
  animation: prism-in 900ms var(--ease-out) 180ms both;
}

.hero-prism__label {
  opacity: 0;
  animation: label-in 520ms var(--ease-out) both;
  animation-delay: var(--d, 620ms);
}

.hero-prism__label[data-label="business"] { --d: 620ms; }
.hero-prism__label[data-label="software"] { --d: 700ms; }
.hero-prism__label[data-label="data"] { --d: 780ms; }
.hero-prism__label[data-label="models"] { --d: 860ms; }

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(1.25rem);
  }

  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes prism-in {
  from {
    opacity: 0;
    transform: scale(0.94);
  }

  to {
    opacity: 1;
    transform: none;
  }
}

@media (hover: hover) and (pointer: fine) and (prefers-reduced-motion: no-preference) {
  .hero-prism__orbital {
    transition: filter 320ms var(--ease-out), opacity 320ms var(--ease-out);
  }

  .hero-prism:hover .hero-prism__orbital {
    filter: saturate(1.14) brightness(1.08);
    opacity: 1;
  }
}

@keyframes label-in {
  from {
    opacity: 0;
    transform: translateY(0.375rem);
  }

  to {
    opacity: 1;
    transform: none;
  }
}

.signal-strip {
  display: grid;
  grid-template-columns: 1.3fr repeat(3, minmax(0, 1fr));
  border-block: 1px solid var(--line);
}

.signal-strip > * {
  min-width: 0;
  padding: var(--space-6);
  border-inline-start: 1px solid var(--line);
  color: var(--text-soft);
  font-weight: 600;
}

.signal-strip > :first-child {
  border-inline-start: 0;
  color: var(--text);
}

.capability-grid,
.work-grid,
.principles-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--space-4);
}

.capability-card {
  --facet: var(--blue);
  position: relative;
  display: grid;
  min-width: 0;
  min-height: 19rem;
  grid-column: span 6;
  align-content: space-between;
  gap: var(--space-8);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(var(--space-6), 4vw, var(--space-8));
  background: var(--surface-raised);
  transition:
    transform 280ms var(--ease-spring),
    background-color var(--duration-state) var(--ease-out),
    border-color var(--duration-state) var(--ease-out),
    box-shadow 280ms var(--ease-out);
}

.capability-card::before {
  position: absolute;
  inset: 26% 6% 30% auto;
  width: 44%;
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--facet) 20%, transparent),
    color-mix(in srgb, var(--facet) 4%, transparent)
  );
  clip-path: polygon(16% 0, 100% 24%, 76% 100%, 0 66%);
  content: "";
  pointer-events: none;
}

.capability-card::after {
  position: absolute;
  inset: 0 0 auto auto;
  width: 3.5rem;
  height: 3.5rem;
  background: linear-gradient(
    225deg,
    color-mix(in srgb, var(--facet) 14%, transparent) 50%,
    transparent 50%
  );
  content: "";
  pointer-events: none;
}

.capability-card:nth-child(1) {
  --facet: var(--teal);
  grid-column: span 7;
}

.capability-card:nth-child(2) {
  grid-column: span 5;
}

.capability-card:nth-child(3) {
  --facet: var(--violet);
  grid-column: span 4;
}

.capability-card:nth-child(4) {
  --facet: var(--teal);
  grid-column: span 8;
}

.capability-card:nth-child(5) {
  --facet: var(--violet);
  grid-column: 1 / -1;
}

.capability-grid--bands .capability-card {
  min-height: 0;
  grid-column: 1 / -1;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  align-items: start;
  gap: var(--space-12);
}

.capability-grid--bands .capability-card::before {
  content: none;
}

.capability-card h2,
.capability-card h3 {
  font-size: var(--text-card);
}

.capability-card p {
  max-width: var(--prose);
  margin: 0;
  color: var(--text-soft);
}

.capability-card ul,
.capability-card__details {
  display: grid;
  gap: var(--space-3);
  margin: 0;
  padding: 0;
  color: var(--text-soft);
  list-style: none;
}

.capability-card li,
.capability-card__details > * {
  border-block-start: 1px solid var(--line);
  padding-block-start: var(--space-3);
}

.capability-card__intro p {
  margin: var(--space-4) 0 0;
}

.capability-card__details h3 {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.capability-grid--compact .capability-card {
  min-height: 0;
  align-content: start;
  gap: var(--space-4);
}

.capability-grid--compact .capability-card::before {
  content: none;
}

.work-card {
  --facet: var(--teal);
  display: flex;
  min-width: 0;
  min-height: 31rem;
  grid-column: span 6;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface-raised);
  transition:
    transform 280ms var(--ease-spring),
    background-color var(--duration-state) var(--ease-out),
    border-color var(--duration-state) var(--ease-out),
    box-shadow 280ms var(--ease-out);
}

.work-card:nth-child(1) {
  grid-column: span 7;
}

.work-card:nth-child(2) {
  --facet: var(--blue);
  grid-column: span 5;
}

.work-card:nth-child(3) {
  --facet: var(--violet);
  grid-column: span 5;
}

.work-card:nth-child(4) {
  --facet: var(--blue);
  grid-column: span 7;
}

.work-card:nth-child(5) {
  grid-column: span 8;
}

.work-card:nth-child(6) {
  --facet: var(--violet);
  grid-column: span 4;
}

.work-card__visual {
  position: relative;
  min-height: 13rem;
  overflow: hidden;
  border-block-end: 1px solid var(--line);
  background: var(--surface-elevated);
}

.work-card__visual::before {
  position: absolute;
  inset: 18% 12%;
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--facet) 26%, transparent),
    color-mix(in srgb, var(--facet) 5%, transparent)
  );
  clip-path: polygon(12% 0, 100% 18%, 82% 100%, 0 72%);
  content: "";
  transition: transform 380ms var(--ease-spring);
}

.work-card__visual::after {
  position: absolute;
  inset: 32% 42% 24% 20%;
  background: linear-gradient(
    315deg,
    color-mix(in srgb, var(--facet) 20%, transparent),
    transparent 72%
  );
  clip-path: polygon(0 24%, 100% 0, 78% 100%, 8% 86%);
  content: "";
  transition: transform 380ms var(--ease-spring);
}

.work-card:hover .work-card__visual::before {
  transform: translateY(-6px) rotate(-1.5deg);
}

.work-card:hover .work-card__visual::after {
  transform: translateY(6px) rotate(2deg);
}


.work-card__body {
  display: grid;
  flex: 1;
  align-content: start;
  gap: var(--space-4);
  padding: var(--space-8);
}

.work-card h2,
.work-card h3 {
  font-size: var(--text-card);
}

.work-card p {
  margin: 0;
  color: var(--text-soft);
}

.work-card .button,
.work-card__link {
  margin-block-start: auto;
}

.text-link,
.work-card__link {
  display: inline-flex;
  min-height: var(--hit-size);
  align-items: center;
}

.work-card__topline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  color: var(--text-muted);
  font-size: var(--text-xs);
  font-weight: 600;
}

.process-rail {
  position: relative;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  border-block: 1px solid var(--line);
}

.process-step {
  min-width: 0;
  min-height: 17rem;
  padding: var(--space-6);
  border-inline-start: 1px solid var(--line);
}

.process-step:first-child {
  border-inline-start: 0;
}

/* Scroll-scrubbed layer: progressive enhancement, ignored without view() support. */
@supports (animation-timeline: view()) {
  @media (prefers-reduced-motion: no-preference) {
    .process-rail::after {
      position: absolute;
      inset: 0 0 auto;
      height: 1px;
      background: var(--teal);
      content: "";
      transform: scaleX(0);
      transform-origin: 0 50%;
      animation: rail-progress linear both;
      animation-timeline: view();
      animation-range: entry 10% cover 55%;
    }

    @keyframes rail-progress {
      from {
        transform: scaleX(0);
      }

      to {
        transform: scaleX(1);
      }
    }

    .work-card__visual {
      animation: visual-settle linear both;
      animation-timeline: view();
      animation-range: entry 20% cover 60%;
    }

    @keyframes visual-settle {
      from {
        transform: scale(0.94);
      }

      to {
        transform: none;
      }
    }
  }

  @media (prefers-reduced-motion: no-preference) and (min-width: 1024px) {
    :is(.process-rail--home, .process-rail--pinned) .process-step {
      animation: process-step-emphasis linear both;
      animation-timeline: view();
      animation-range: entry 10% cover 45%;
    }

    @keyframes process-step-emphasis {
      from {
        opacity: 0.45;
        transform: translateY(var(--space-4));
      }

      to {
        opacity: 1;
        transform: none;
      }
    }
  }
}

.process-step h3 {
  margin-block-start: var(--space-16);
  font-size: var(--text-lead);
}

.process-step p {
  margin: var(--space-4) 0 0;
  color: var(--text-soft);
}


.principles-grid {
  border-block-start: 1px solid var(--line);
}

.principle-card,
.principle {
  display: grid;
  min-width: 0;
  grid-column: span 6;
  align-content: start;
  gap: var(--space-4);
  border-block-end: 1px solid var(--line);
  padding: var(--space-8);
  background: var(--surface-raised);
}

.principle-card:nth-child(1),
.principle:nth-child(1) {
  grid-column: span 7;
}

.principle-card:nth-child(2),
.principle:nth-child(2) {
  grid-column: span 5;
}

.principle-card:nth-child(3),
.principle:nth-child(3) {
  grid-column: span 4;
}

.principle-card:nth-child(4),
.principle:nth-child(4) {
  grid-column: span 8;
}

.principle-card h3,
.principle h3 {
  font-size: var(--text-card);
}

.principle-card p,
.principle p {
  margin: 0;
  color: var(--text-soft);
}

.section-head--center {
  justify-items: center;
  text-align: center;
}

.form-field--extra {
  position: absolute;
  inset-inline-start: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-banner {
  display: none;
  margin: 0 0 var(--space-6);
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  padding: var(--space-4) var(--space-5);
  color: var(--text);
}

.form-banner:target {
  display: block;
}

.form-banner--success:target {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  align-items: start;
  gap: var(--space-4);
  margin: 0;
  border: 0;
  padding: 0;
}

.form-banner__icon {
  display: inline-grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  border-radius: 50%;
  background: #2f9e63;
  color: #fff;
  font-weight: 700;
  line-height: 1;
}

.form-banner__copy {
  display: grid;
  min-width: 0;
  gap: var(--space-2);
}

.form-banner__copy strong {
  line-height: 1.25;
}

.form-banner__copy > span {
  color: var(--text-soft);
  line-height: 1.5;
}

.contact-form:has(.form-banner--success:target) {
  border-color: color-mix(in srgb, var(--teal) 50%, transparent);
  padding: clamp(var(--space-6), 4vw, var(--space-8));
}

#sent:target ~ * {
  display: none;
}

.form-banner--error:target {
  border-color: color-mix(in srgb, #e2606b 55%, transparent);
}

.principles-grid--hex {
  max-width: 64rem;
  border-block-start: 0;
  margin-inline: auto;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0 var(--space-3);
}

.principles-grid--hex .principle-card {
  --facet: var(--teal);
  --hex: polygon(25% 0, 75% 0, 100% 50%, 75% 100%, 25% 100%, 0 50%);
  position: relative;
  z-index: 0;
  grid-column: auto;
  aspect-ratio: 1.15;
  align-content: center;
  justify-items: center;
  gap: var(--space-3);
  padding: 14% 16%;
  border: 0;
  text-align: center;
  background: linear-gradient(
    160deg,
    color-mix(in srgb, var(--facet) 36%, transparent),
    color-mix(in srgb, var(--light) 7%, transparent) 62%
  );
  clip-path: var(--hex);
  backdrop-filter: blur(10px);
}

.principles-grid--hex .principle-card::before {
  position: absolute;
  z-index: -1;
  inset: 1px;
  background: color-mix(in srgb, var(--black) 82%, transparent);
  clip-path: var(--hex);
  content: "";
}

.principles-grid--hex .principle-card:nth-child(2) {
  --facet: var(--blue);
  margin-block-start: 42%;
}

.principles-grid--hex .principle-card:nth-child(3) {
  --facet: var(--violet);
}

.principles-grid--hex .principle-card:nth-child(4) {
  --facet: var(--blue);
  margin-block-start: -12%;
}

.principles-grid--hex .principle-card:nth-child(5) {
  --facet: var(--violet);
  margin-block-start: 30%;
}

.principles-grid--hex .principle-card:nth-child(6) {
  margin-block-start: -12%;
}

@media (hover: hover) and (pointer: fine) {
  .principles-grid--hex .principle-card {
    transition: filter var(--duration-state) var(--ease-out);
  }

  .principles-grid--hex .principle-card::after {
    position: absolute;
    z-index: -1;
    inset: 1px;
    background: linear-gradient(
      115deg,
      transparent 32%,
      color-mix(in srgb, var(--light) 14%, transparent) 50%,
      transparent 68%
    );
    clip-path: var(--hex);
    content: "";
    opacity: 0;
    transform: translateX(-55%);
    transition:
      transform 650ms var(--ease-out),
      opacity 300ms var(--ease-out);
  }

  .principles-grid--hex .principle-card:hover {
    filter: brightness(1.3);
  }

  .principles-grid--hex .principle-card:hover::after {
    opacity: 1;
    transform: translateX(55%);
  }
}

@media (max-width: 767px) {
  .principles-grid--hex {
    grid-template-columns: minmax(0, 1fr);
  }

  .principles-grid--hex .principle-card:nth-child(n) {
    aspect-ratio: 1;
    margin-block-start: var(--space-4);
    padding: 14% 18%;
  }
}

.page-intro {
  position: relative;
  overflow: clip;
  border-block-end: 1px solid var(--line);
  padding-block: calc(var(--header-height) + var(--space-24)) var(--space-24);
}


.page-intro__inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  align-items: center;
  column-gap: var(--space-16);
  row-gap: 0;
}

.page-intro__inner > :first-child {
  grid-column: 1;
  grid-row: 1;
  min-width: 0;
}

.page-intro h1 {
  max-width: 18ch;
  font-size: var(--text-display);
}

.page-intro__side {
  grid-column: 1;
  grid-row: 2;
  min-width: 0;
}

.page-intro__side p {
  max-width: 65ch;
  margin: var(--space-6) 0 0;
  color: var(--text-soft);
  font-size: var(--text-lead);
}

.page-intro h1,
.page-intro__side p {
  animation: rise-in var(--duration-reveal) var(--ease-out) both;
}

.page-intro h1 {
  animation-delay: 60ms;
}

.page-intro__side p {
  animation-delay: 200ms;
}

.hero-figure {
  grid-column: 2;
  grid-row: 1 / span 2;
  width: min(100%, 26rem);
  justify-self: end;
  color: var(--text);
  opacity: 0;
  transform: translateY(var(--space-4));
  animation: reveal-in var(--duration-reveal) var(--ease-out) both;
}

.hero-figure__svg {
  display: block;
  height: auto;
}


@keyframes hero-figure__draw-210 {
  from {
    stroke-dashoffset: 210;
  }

  to {
    stroke-dashoffset: 0;
  }
}

@keyframes hero-figure__fade-in {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes hero-figure__ring-drift {
  from {
    stroke-dashoffset: 0;
  }

  to {
    stroke-dashoffset: 43.98;
  }
}

@keyframes hero-figure__point-pulse {
  from {
    fill-opacity: 0.25;
  }

  to {
    fill-opacity: 0.5;
  }
}

@keyframes hero-figure__seam-pulse {
  from {
    stroke-opacity: 0.7;
  }

  to {
    stroke-opacity: 1;
  }
}

@keyframes hero-figure__ring-in {
  from {
    opacity: 0;
    transform: scale(0.4);
  }

  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes hero-figure__ring-settle {
  from {
    opacity: 0;
    transform: scale(1.6);
  }

  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes hero-figure__facet-in {
  from {
    opacity: 0;
    transform: scale(0.85);
  }

  to {
    opacity: 1;
    transform: scale(1);
  }
}

.hero-figure__facet {
  transform-box: fill-box;
  transform-origin: center;
  opacity: 0;
  animation: hero-figure__facet-in 600ms var(--ease-out) both;
  animation-delay: var(--d, 0ms);
}

.hero-figure__wire {
  stroke-dasharray: 100;
  stroke-dashoffset: 100;
  animation: hero-figure__wire-draw 700ms var(--ease-out) var(--d, 0ms) both;
}

@keyframes hero-figure__wire-draw {
  from {
    stroke-dashoffset: 100;
  }

  to {
    stroke-dashoffset: 0;
  }
}

/* pathLength=100 normalizes every segment, so the connector draws at one even pace. */
.hero-figure__flow {
  stroke-dasharray: 100;
  stroke-dashoffset: 100;
  animation: hero-figure__wire-draw 500ms var(--ease-out) 750ms both;
}

.hero-figure__flow-arrow {
  opacity: 0;
  animation: hero-figure__fade-in 400ms var(--ease-out) 1150ms both;
}

.hero-figure__pulse {
  opacity: 0;
  animation: hero-figure__pulse-run 2.8s linear 1700ms infinite;
}

.hero-figure__glow {
  opacity: 0;
  animation: hero-figure__fade-in 1200ms var(--ease-out) 1000ms both;
}

@keyframes hero-figure__pulse-run {
  0% {
    transform: translateX(0);
    opacity: 0;
  }

  12% {
    opacity: 1;
  }

  82% {
    opacity: 1;
  }

  100% {
    transform: translateX(43px);
    opacity: 0;
  }
}


.hero-figure__seam {
  stroke-dasharray: 210;
  stroke-dashoffset: 210;
  animation:
    hero-figure__draw-210 900ms var(--ease-out) 800ms both,
    hero-figure__seam-pulse 9s ease-in-out 1900ms infinite alternate;
}

.hero-figure__point {
  opacity: 0;
  animation: hero-figure__fade-in 500ms var(--ease-out) 350ms both;
}

.hero-figure__point--loose {
  animation:
    hero-figure__fade-in 500ms var(--ease-out) 350ms both,
    hero-figure__point-pulse 6s ease-in-out 850ms infinite alternate;
}

.hero-figure__point--loose:nth-of-type(2) {
  animation-delay: 410ms, 910ms;
}

.hero-figure__point--loose:nth-of-type(3) {
  animation-delay: 470ms, 970ms;
}

.hero-figure__point--loose:nth-of-type(4) {
  animation-delay: 530ms, 1030ms;
}

.hero-figure__point--loose:nth-of-type(5) {
  animation-delay: 590ms, 1090ms;
}

.hero-figure__point--loose:nth-of-type(6) {
  animation-delay: 650ms, 1150ms;
}

.hero-figure__point--loose:nth-of-type(7) {
  animation-delay: 710ms, 1210ms;
}

.hero-figure__point--loose:nth-of-type(8) {
  animation-delay: 770ms, 1270ms;
}

.hero-figure__point--loose:nth-of-type(9) {
  animation-delay: 830ms, 1330ms;
}

.hero-figure__label {
  opacity: 0;
  animation: hero-figure__fade-in 500ms var(--ease-out) both;
  animation-delay: var(--d, 500ms);
}

.hero-figure__ring {
  transform-box: fill-box;
  transform-origin: center;
  opacity: 0;
}

/* Dash pattern sums to the r=7 circumference (43.98), so the spin loops seamlessly. */
.hero-figure__ring--orbit {
  animation:
    hero-figure__ring-in 450ms var(--ease-out) var(--ring-d, 350ms) both,
    hero-figure__ring-drift 24s linear infinite;
}

.hero-figure__point--loose {
  fill-opacity: 0.45;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-block-start: var(--space-6);
}

.tag,
.work-card__status {
  display: inline-flex;
  min-height: var(--space-8);
  align-items: center;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  padding-inline: var(--space-3);
  color: var(--text-soft);
  font-size: var(--text-xs);
  font-weight: 600;
  line-height: 1.25;
}


.cta-panel {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: var(--space-12);
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  padding: clamp(var(--space-8), 6vw, var(--space-16));
  background: var(--surface-elevated);
  color: var(--text);
}

.cta-panel::before {
  position: absolute;
  inset: 0 0 auto auto;
  width: 5rem;
  height: 5rem;
  background: linear-gradient(
    225deg,
    color-mix(in srgb, var(--teal) 12%, transparent) 50%,
    transparent 50%
  );
  content: "";
  pointer-events: none;
}

.cta-panel__content {
  max-width: var(--prose);
}

.cta-panel h2 {
  font-size: var(--text-section);
}

.cta-panel p {
  margin: var(--space-6) 0 0;
  color: var(--text-soft);
  font-size: var(--text-lead);
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(16rem, 0.7fr) minmax(0, 1.3fr);
  align-items: start;
  gap: clamp(var(--space-12), 8vw, var(--space-24));
}

.contact-aside {
  position: sticky;
  inset-block-start: calc(var(--header-height) + var(--space-8));
}

.contact-aside h2 {
  font-size: var(--text-section);
}

.contact-aside > p {
  max-width: 40ch;
  margin: var(--space-6) 0 0;
  color: var(--text-soft);
}

.contact-points {
  display: grid;
  margin-block-start: var(--space-8);
  border-block-start: 1px solid var(--line);
}

.contact-point {
  display: grid;
  grid-template-columns: minmax(7rem, 0.45fr) minmax(0, 1fr);
  gap: var(--space-4);
  border-block-end: 1px solid var(--line);
  padding-block: var(--space-4);
}

.contact-point > :first-child {
  color: var(--text-muted);
}

.contact-form {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(var(--space-6), 5vw, var(--space-12));
  background: var(--surface-raised);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6);
}

.form-field {
  display: grid;
  min-width: 0;
  gap: var(--space-2);
}

.form-field--full {
  grid-column: 1 / -1;
}

.form-field label {
  color: var(--text);
  font-weight: 600;
}

.form-field small,
.form-note {
  color: var(--text-muted);
  font-size: var(--text-xs);
}

.form-field :where(input, textarea, select) {
  width: 100%;
  min-height: var(--hit-size);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-4);
  background: var(--surface-elevated);
  color: var(--text);
  transition:
    background-color var(--duration-state) var(--ease-out),
    border-color var(--duration-state) var(--ease-out);
}

.form-field textarea {
  min-height: 9rem;
  resize: vertical;
}

.form-field :where(input, textarea)::placeholder {
  color: var(--text-muted);
  opacity: 1;
}

.form-field :where(input, textarea, select):focus {
  border-color: var(--focus);
  background: var(--surface-active);
}

.form-field :where(input, textarea, select):user-invalid {
  border-color: var(--violet);
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4);
  margin-block-start: var(--space-8);
}

.form-status {
  min-height: 1.7em;
  margin: var(--space-4) 0 0;
  color: var(--text-soft);
}

.filter-bar {
  display: none;

  position: sticky;
  z-index: var(--z-nav);
  inset-block-start: var(--header-height);
  border-block-end: 1px solid var(--line);
  background: var(--surface-header);
  backdrop-filter: blur(var(--space-3)) saturate(120%);
}

html.js .filter-bar {
  display: block;
}

.filter-bar__inner {
  display: flex;
  min-height: var(--space-16);
  align-items: center;
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding-block: var(--space-3);
}

.filter-button {
  display: inline-flex;
  min-width: var(--hit-size);
  min-height: var(--hit-size);
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding-inline: var(--space-4);
  background: var(--surface-raised);
  color: var(--text-soft);
  font-weight: 600;
  transition:
    background-color var(--duration-state) var(--ease-out),
    border-color var(--duration-state) var(--ease-out),
    color var(--duration-state) var(--ease-out);
}

.filter-button.is-active,
.filter-button[aria-pressed="true"] {
  border-color: var(--text);
  background: var(--text);
  color: var(--surface);
}

.is-hidden {
  display: none !important;
}

.not-found {
  display: grid;
  min-height: 100dvh;
  place-items: center;
  padding: var(--space-16) var(--gutter);
  text-align: center;
}

.not-found__inner {
  display: grid;
  width: min(100%, 42rem);
  justify-items: center;
  gap: var(--space-6);
}


.not-found h1 {
  font-size: var(--text-display);
}

.not-found p {
  max-width: var(--prose);
  margin: 0;
  color: var(--text-soft);
  font-size: var(--text-lead);
}

.footer {
  border-block-start: 1px solid var(--line);
  padding-block: var(--space-16) max(var(--space-6), env(safe-area-inset-bottom));
}

.footer__top {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, minmax(7rem, 0.5fr));
  gap: var(--space-12);
  padding-block-end: var(--space-12);
}

.footer__brand p {
  max-width: 42ch;
  margin: var(--space-6) 0 0;
  color: var(--text-soft);
}

.footer__col h2,
.footer__col h3 {
  margin: 0 0 var(--space-3);
  color: var(--text-muted);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.footer__col a {
  display: flex;
  min-height: var(--hit-size);
  align-items: center;
  color: var(--text-soft);
  font-weight: 600;
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  border-block-start: 1px solid var(--line);
  padding-block-start: var(--space-6);
  color: var(--text-muted);
  font-size: var(--text-xs);
}

.footer__signal {
  color: var(--text-soft);
}

.reveal,
[data-motion="reveal"] {
  opacity: 1;
  transform: none;
}

.reveal.is-visible,
[data-motion="reveal"].is-visible {
  animation: reveal-in var(--duration-reveal) var(--ease-out) both;
}

/* Cards entering together fan out instead of moving as one block. */
.capability-grid > .reveal:nth-child(2),
.work-grid > .reveal:nth-child(2),
.principles-grid > .reveal:nth-child(2) {
  animation-delay: var(--stagger-step);
}

.capability-grid > .reveal:nth-child(3),
.work-grid > .reveal:nth-child(3),
.principles-grid > .reveal:nth-child(3) {
  animation-delay: calc(var(--stagger-step) * 2);
}

.capability-grid > .reveal:nth-child(4),
.work-grid > .reveal:nth-child(4),
.principles-grid > .reveal:nth-child(4) {
  animation-delay: calc(var(--stagger-step) * 3);
}

.capability-grid > .reveal:nth-child(5),
.work-grid > .reveal:nth-child(5),
.principles-grid > .reveal:nth-child(5) {
  animation-delay: calc(var(--stagger-step) * 4);
}

.capability-grid > .reveal:nth-child(6),
.work-grid > .reveal:nth-child(6),
.principles-grid > .reveal:nth-child(6) {
  animation-delay: calc(var(--stagger-step) * 5);
}

@keyframes reveal-in {
  from {
    opacity: 0;
    transform: translateY(var(--space-6)) scale(0.99);
  }

  to {
    opacity: 1;
    transform: none;
  }
}

@media (hover: hover) and (pointer: fine) {
  .button:hover {
    transform: translateY(-2px);
  }

  .button:hover .button__arrow {
    transform: translateX(var(--space-1));
  }

  .button--primary:hover {
    background: color-mix(in srgb, var(--light) 88%, var(--blue));
  }

  .button--secondary:hover {
    border-color: var(--line-strong);
    background: var(--surface-active);
  }

  .nav__link:hover,
  .footer__col a:hover {
    color: var(--text);
  }

  .nav__link:hover {
    background: var(--surface-raised);
  }

  .nav__link:not([aria-current="page"]):hover::after {
    transform: scaleX(1);
  }

  .github-link:hover {
    color: #3fb950;
    transform: translateY(-2px) scale(1.06);
  }

  .text-link:hover .button__arrow {
    transform: translateX(var(--space-1));
  }

  .capability-card:hover,
  .work-card:hover {
    border-color: var(--line-strong);
    background: var(--surface-elevated);
    transform: translateY(-3px);
    box-shadow: 0 1.5rem 3rem -1.5rem color-mix(in srgb, var(--blue) 20%, transparent);
  }

  .filter-button:not(.is-active):not([aria-pressed="true"]):hover {
    border-color: var(--line-strong);
    color: var(--text);
  }
}

@media (max-width: 820px) {
  :root {
    --header-height: 4.25rem;
  }

  /* Backdrop filters contain fixed descendants, collapsing the mobile nav. */
  .header.is-scrolled {
    background: var(--surface);
    backdrop-filter: none;
  }

  body.nav-open {
    overflow: hidden;
  }

  html.js .nav-toggle {
    display: block;
  }

  html.js .nav {
    position: fixed;
    z-index: var(--z-nav);
    inset: var(--header-height) 0 0;
    display: grid;
    align-content: start;
    max-height: calc(100dvh - var(--header-height));
    overflow-y: auto;
    border-block-end: 1px solid transparent;
    background: var(--surface);
    opacity: 0;
    pointer-events: none;
    transform: translateY(calc(-1 * var(--space-3)));
    visibility: hidden;
    transition:
      opacity var(--duration-state) var(--ease-out),
      transform var(--duration-state) var(--ease-out),
      visibility 0s linear var(--duration-state),
      border-color var(--duration-state) var(--ease-out);
  }

  html.js .nav-open .nav {
    border-color: var(--line);
    opacity: 1;
    pointer-events: auto;
    transform: none;
    visibility: visible;
    transition-delay: 0s;
  }

  html.js .nav__links {
    display: grid;
    gap: var(--space-1);
    padding: var(--space-3) var(--gutter) var(--space-2);
  }

  html.js .nav__links .github-link {
    width: auto;
    grid-template-columns: 1.75rem auto;
    justify-content: start;
    justify-self: start;
    gap: var(--space-3);
    margin-inline-start: var(--space-2);
    padding-inline: var(--space-2);
  }

  html.js .github-link__label {
    display: inline;
  }

  html.js .nav__link {
    display: grid;
    width: 100%;
    grid-template-columns: 1.5rem minmax(0, 1fr) 1.5rem;
    align-items: center;
    gap: var(--space-4);
    padding-inline: var(--space-4);
  }

  html.js .nav__mobile-icon {
    display: block;
    width: 1.5rem;
    height: 1.5rem;
  }

  html.js .nav__icon,
  html.js .nav__chevron {
    color: var(--text-muted);
  }

  html.js .nav__link[aria-current="page"] .nav__icon,
  html.js .nav__cta-icon {
    color: var(--teal);
  }

  html.js .nav__chevron {
    justify-self: end;
  }

  html.js .nav__link[aria-current="page"] {
    background: var(--surface-raised);
  }

  html.js .nav__link::after {
    display: none;
  }

  html.js .nav__link:not([aria-current="page"]):hover {
    background: transparent;
    color: var(--text);
  }

  html.js .nav__link:not([aria-current="page"]):hover .nav__mobile-icon {
    color: var(--text);
  }

  html.js .nav > .button {
    display: grid;
    width: calc(100% - (var(--gutter) * 2));
    grid-template-columns: 1.5rem minmax(0, 1fr) 1.5rem;
    gap: var(--space-4);
    margin: 0 var(--gutter) var(--space-6);
    padding-inline: var(--space-4);
    text-align: start;
  }

  html:not(.js) .header {
    position: relative;
    height: auto;
  }

  html:not(.js) .header__inner {
    min-height: var(--header-height);
    flex-wrap: wrap;
    padding-block: var(--space-3);
  }

  html:not(.js) .nav {
    width: 100%;
    flex: 1 0 100%;
    align-items: stretch;
  }

  html:not(.js) .nav__links {
    flex: 1;
    flex-wrap: wrap;
  }

  .hero {
    min-height: 0;
    padding-block: calc(var(--header-height) + var(--space-16)) var(--space-16);
  }

  .hero__layout {
    min-height: 0;
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }

  .hero-prism {
    width: min(100%, 38rem);
    justify-self: center;
  }

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

  .signal-strip > :nth-child(odd) {
    border-inline-start: 0;
  }

  .signal-strip > :nth-child(n + 3) {
    border-block-start: 1px solid var(--line);
  }

  .capability-card,
  .capability-card:nth-child(n),
  .work-card,
  .work-card:nth-child(n),
  .principle-card,
  .principle,
  .principle-card:nth-child(n),
  .principle:nth-child(n) {
    grid-column: span 6;
  }

  .capability-grid--bands .capability-card {
    grid-column: 1 / -1;
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

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

  .process-step {
    border-block-start: 1px solid var(--line);
  }

  .process-step:nth-child(odd) {
    border-inline-start: 0;
  }

  .process-step:nth-child(-n + 2) {
    border-block-start: 0;
  }

  .page-intro {
    padding-block: calc(var(--header-height) + var(--space-16)) var(--space-16);
  }

  .page-intro__inner,
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .hero-figure {
    display: block;
    grid-column: 1;
    grid-row: auto;
    width: min(100%, 18rem);
    justify-self: center;
    margin-block-start: var(--space-12);
  }

  .contact-aside {
    position: static;
  }

  .cta-panel {
    grid-template-columns: 1fr;
    align-items: start;
  }

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

@media (min-width: 821px) and (max-width: 1024px) {
  .header__inner,
  .nav {
    gap: var(--space-3);
  }

  .nav__links {
    gap: 0;
  }

  .nav__link {
    padding-inline: var(--space-2);
  }

  .nav > .button {
    flex: 0 0 auto;
    padding-inline: var(--space-4);
    white-space: nowrap;
  }
}

@media (max-width: 560px) {
  .section {
    padding-block: var(--space-16);
  }

  .section--tight {
    padding-block: var(--space-12);
  }

  .brand {
    gap: var(--space-2);
  }

  .brand__icon {
    height: 2.25rem;
  }

  .brand__name {
    font-size: 1.125rem;
  }

  .brand__lockup {
    width: 8.75rem;
  }

  .hero {
    padding-block-end: var(--space-12);
  }

  .hero__lede,
  .section-head p,
  .page-intro__side p,
  .cta-panel p,
  .not-found p {
    font-size: var(--text-body);
  }

  .hero__actions,
  .form-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero__actions .button,
  .form-actions .button,
  .cta-panel .button {
    width: 100%;
  }

  .hero-prism__label {
    min-height: var(--space-6);
    padding-inline: var(--space-2);
  }

  .signal-strip,
  .capability-grid,
  .work-grid,
  .principles-grid,
  .process-rail,
  .form-grid,
  .footer__top {
    grid-template-columns: 1fr;
  }

  .signal-strip > *,
  .signal-strip > :nth-child(odd),
  .signal-strip > :nth-child(n + 3),
  .process-step,
  .process-step:nth-child(odd),
  .process-step:nth-child(-n + 2) {
    border-inline-start: 0;
    border-block-start: 1px solid var(--line);
  }

  .signal-strip > :first-child,
  .process-step:first-child {
    border-block-start: 0;
  }

  .capability-card,
  .capability-card:nth-child(n),
  .work-card,
  .work-card:nth-child(n),
  .principle-card,
  .principle,
  .principle-card:nth-child(n),
  .principle:nth-child(n) {
    grid-column: 1;
  }

  .capability-card,
  .principle-card,
  .principle {
    min-height: 0;
  }

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

  .work-card__body,
  .principle-card,
  .principle {
    padding: var(--space-6);
  }

  .process-step {
    min-height: 0;
  }

  .process-step h3 {
    margin-block-start: var(--space-8);
  }

  .page-intro h1 {
    max-width: 100%;
  }

  .contact-point {
    grid-template-columns: 1fr;
    gap: var(--space-2);
  }

  .form-field--full {
    grid-column: 1;
  }

  .footer__bottom {
    align-items: flex-start;
    flex-direction: column;
  }
}
@media (max-width: 360px) {
  .hero h1,
  .page-intro h1,
  .not-found h1 {
    font-size: clamp(2.75rem, 13vw, 3rem);
  }
}

[data-split="lines"] {
  text-wrap: initial;
}

.split-line {
  display: block;
  overflow: clip;
}

.split-line__inner {
  display: block;
}

@media (prefers-reduced-motion: no-preference) {
  html.js-motion main[data-page-root="home"] #hero-title .split-line__inner {
    animation: hero-line-in 700ms var(--ease-out) both;
  }

  html.js-motion main[data-page-root="home"] #hero-title .split-line:nth-child(2) .split-line__inner {
    animation-delay: 120ms;
  }
}

@keyframes hero-line-in {
  from {
    transform: translateY(110%);
  }
  to {
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-delay: 0s !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-delay: 0s !important;
    transition-duration: 0.01ms !important;
  }

  .reveal,
  .reveal.is-visible,
  [data-motion="reveal"],
  [data-motion="reveal"].is-visible,
  .page-intro h1,
  .page-intro__side p,
  .split-line,
  .split-line__inner,
  .hero-prism__mark,
  .hero-figure {
    opacity: 1;
    animation: none !important;
    transform: none !important;
  }

  .hero-figure__facet,
  .hero-figure__wire,
  .hero-figure__flow,
  .hero-figure__glow,

  .hero-figure__facet,
  .hero-figure__wire,
  .hero-figure__flow,
  .hero-figure__seam,
  .hero-figure__ring,
  .hero-figure__point,
  .hero-figure__point--loose,
  .hero-figure__label {
    animation: none !important;
  }

  .hero-figure__facet,
  .hero-figure__ring {
    opacity: 1;
    transform: none;
  }

  .work-card:hover .work-card__visual::before,
  .work-card:hover .work-card__visual::after {
    transform: none;
  }

  .hero-figure__glow {
    opacity: 1;
  }

  .hero-figure__wire,
  .hero-figure__flow,
  .hero-figure__seam,
  .hero-figure__ring--orbit {
    stroke-dashoffset: 0;
  }

  .hero-figure__flow-arrow {
    opacity: 1;
  }

  .hero-figure__pulse {
    display: none;
  }

  .hero-figure__point,
  .hero-figure__point--loose,
  .hero-figure__label {
    opacity: 1;
  }

  .hero-figure__point--loose {
    fill-opacity: 0.45;
  }

  .hero-figure__seam {
    stroke-opacity: 1;
  }
}

/* Cross-page transitions: the outgoing page fades, the incoming page rises in. */
@media (prefers-reduced-motion: no-preference) {
  ::view-transition-old(root) {
    animation: vt-out 160ms var(--ease-out) both;
  }

  ::view-transition-new(root) {
    animation: vt-in 380ms var(--ease-out) both;
  }
}

@keyframes vt-out {
  to {
    opacity: 0;
  }
}

@keyframes vt-in {
  from {
    opacity: 0;
    transform: translateY(var(--space-4));
  }

  to {
    opacity: 1;
    transform: none;
  }
}

/* Homepage Phase B: editorial hierarchy, truthful proof, and bounded motion. */
main[data-page-root="home"] {
  background: transparent;
}

.home-surface--0 {
  background: color-mix(in srgb, var(--surface-0) 55%, transparent);
}

.home-surface--1 {
  border-block: 1px solid var(--border-subtle);
  background: color-mix(in srgb, var(--surface-1) 68%, transparent);
}

/* site.js owns reveal hooks; suppress only the legacy direct-child hero choreography. */
main[data-page-root="home"] .hero__copy > * {
  animation: none;
}

main[data-page-root="home"] .hero__copy > .reveal.is-visible {
  animation: reveal-in var(--duration-reveal) var(--ease-out) both;
}

main[data-page-root="home"] .hero__layout {
  width: min(calc(100% - (var(--gutter) * 2)), var(--container-wide));
  grid-template-columns: minmax(0, 1.65fr) minmax(20rem, 0.75fr);
  gap: clamp(var(--space-8), 5vw, var(--space-16));
}

main[data-page-root="home"] .hero__copy {
  max-width: 56rem;
}

main[data-page-root="home"] .hero .eyebrow {
  font-family: var(--font-mono);
}

main[data-page-root="home"] .hero h1 {
  max-width: 14ch;
  font-size: var(--text-hero);
  letter-spacing: -0.04em;
  line-height: 0.94;
}

main[data-page-root="home"] .hero__support,
main[data-page-root="home"] .hero__lede {
  max-width: var(--measure-lead);
}

main[data-page-root="home"] .hero__actions {
  align-items: center;
  gap: var(--space-6);
}

.hero__secondary-link,
.capability-card__link {
  width: fit-content;
  max-width: 100%;
  gap: var(--space-2);
  color: var(--text-soft);
  font-weight: 600;
}

.hero__secondary-link {
  padding-inline: var(--space-1);
}

main[data-page-root="home"] .hero-prism {
  animation-delay: 220ms;
}

.proof-band {
  padding-block: clamp(var(--space-4), 2.5vw, var(--space-8));
}

.proof-band__grid {
  display: grid;
  margin: 0;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  font-family: var(--font-mono);
}

.proof-band__item {
  min-width: 0;
  border-inline-start: 1px solid var(--line);
  padding-inline: clamp(var(--space-4), 2.5vw, var(--space-6));
}

.proof-band__item:first-child {
  border-inline-start: 0;
  padding-inline-start: 0;
}

.proof-band__item:last-child {
  padding-inline-end: 0;
}

.proof-band__item dt,
.proof-band__item dd {
  min-width: 0;
  overflow-wrap: anywhere;
}

.proof-band__item dt {
  color: var(--text);
  font-size: var(--text-xs);
  font-weight: 650;
}

.proof-band__item dt a {
  display: inline-flex;
  min-height: var(--hit-size);
  align-items: center;
}

.proof-band__item dd {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  line-height: 1.4;
}

.capability-grid--home {
  grid-template-areas:
    "strategy strategy strategy strategy agents agents"
    "strategy strategy strategy strategy agents agents"
    "ml ml ml software software software"
    "reliability reliability reliability reliability reliability reliability";
  grid-template-columns: repeat(6, minmax(0, 1fr));
  grid-auto-rows: minmax(9rem, auto);
}

.capability-grid--home .capability-card {
  min-height: 0;
  grid-column: auto;
  gap: var(--space-6);
  transition: transform 220ms var(--ease-out);
}

.capability-grid--home .capability-card--strategy {
  grid-area: strategy;
}

.capability-grid--home .capability-card--agents {
  grid-area: agents;
}

.capability-grid--home .capability-card--ml {
  grid-area: ml;
}

.capability-grid--home .capability-card--software {
  grid-area: software;
}

.capability-grid--home .capability-card--reliability {
  grid-area: reliability;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
}

.capability-card__copy {
  position: relative;
  z-index: 1;
  display: grid;
  min-width: 0;
  gap: var(--space-4);
}

.capability-card--strategy h3 {
  max-width: 15ch;
  font-size: clamp(1.75rem, 3vw, 3rem);
}

.capability-card--strategy p {
  max-width: 42ch;
  font-size: var(--text-lead);
}

.capability-card__link {
  position: relative;
  z-index: 1;
  align-self: end;
}

.work-stack {
  isolation: isolate;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(var(--space-4), 3vw, var(--space-8));
}

.work-stack .work-card,
.work-stack .work-card:nth-child(n) {
  position: relative;
  display: grid;
  min-height: clamp(28rem, 56vh, 34rem);
  grid-column: 1;
  grid-template-columns: minmax(15rem, 0.85fr) minmax(0, 1.15fr);
  transition: none;
}

.work-stack .work-card__visual {
  min-height: 100%;
  border-block-end: 0;
  border-inline-end: 1px solid var(--line);
}

.work-stack .work-card__body {
  padding: clamp(var(--space-6), 5vw, var(--space-12));
}

.home-delivery {
  overflow: clip;
}

:is(.process-rail--home, .process-rail--pinned) {
  display: grid;
  min-height: 162vh;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  align-items: start;
  gap: clamp(var(--space-12), 8vw, var(--space-24));
  border: 0;
}

:is(.process-rail--home, .process-rail--pinned)::after {
  content: none;
}

/* CSS owns the sticky rail; view-timeline support only adds step emphasis. */
.process-rail__intro {
  height: auto;
  min-height: 0;
  min-width: 0;
  overflow: visible;
}

.process-rail__intro-content {
  padding-block-start: 0;
}

.process-rail__intro h2 {
  max-width: 14ch;
  font-size: var(--text-section);
}

.process-rail__intro p {
  max-width: 38ch;
  margin: var(--space-6) 0 0;
  color: var(--text-soft);
  font-size: var(--text-lead);
}

.process-rail__steps {
  display: grid;
  min-width: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

:is(.process-rail--home, .process-rail--pinned) .process-step,
:is(.process-rail--home, .process-rail--pinned) .process-step:nth-child(n) {
  display: grid;
  min-width: 0;
  min-height: 27vh;
  grid-template-columns: 4.5rem minmax(0, 1fr);
  align-items: center;
  gap: var(--space-6);
  border-block-start: 1px solid var(--line);
  border-inline-start: 0;
  padding: clamp(var(--space-6), 4vw, var(--space-8)) 0;
}

:is(.process-rail--home, .process-rail--pinned) .process-step:last-child {
  border-block-end: 1px solid var(--line);
}

.process-step__number {
  align-self: start;
  padding-block-start: 0.2em;
  color: var(--teal);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-variant-numeric: tabular-nums;
  font-weight: 650;
  letter-spacing: 0.08em;
}

:is(.process-rail--home, .process-rail--pinned) .process-step h3 {
  margin: 0;
  font-size: clamp(1.75rem, 3vw, 2.75rem);
}

:is(.process-rail--home, .process-rail--pinned) .process-step p {
  max-width: 44ch;
  margin-block-start: var(--space-4);
}

@media (prefers-reduced-motion: no-preference) and (min-width: 1024px) {
  .work-stack .work-card,
  .work-stack .work-card:nth-child(n) {
    position: sticky;
    z-index: 1;
    top: calc(var(--header-height) + var(--space-4));
    align-self: start;
  }

  .work-stack .work-card:nth-child(2) {
    z-index: 2;
    top: calc(var(--header-height) + var(--space-6));
  }

  .work-stack .work-card:nth-child(3) {
    z-index: 3;
    top: calc(var(--header-height) + var(--space-8));
  }

  .work-stack .work-card:nth-child(4) {
    z-index: 4;
    top: calc(var(--header-height) + var(--space-12));
  }

  .process-rail__intro {
    position: sticky;
    top: calc(var(--header-height) + var(--space-6));
    align-self: start;
  }
}

.home-finale {
  display: grid;
  min-height: 100svh;
  align-items: center;
}

.mega-cta {
  display: grid;
  justify-items: start;
  gap: clamp(var(--space-8), 5vw, var(--space-12));
}

.mega-cta h2 {
  max-width: 100%;
  font-size: var(--text-mega);
  letter-spacing: -0.04em;
  line-height: 0.86;
  text-wrap: initial;
}

.mega-cta h2 span {
  display: block;
}

.mega-cta p {
  margin: 0;
  color: var(--teal);
  font-size: clamp(1.5rem, 3vw, 3rem);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1;
}

@media (hover: hover) and (pointer: fine) {
  .capability-grid--home .capability-card:hover {
    border-color: color-mix(in srgb, var(--teal) 48%, var(--line-strong));
    background: var(--surface-elevated);
    box-shadow: none;
    transform: scale(1.015);
  }

  .work-stack .work-card:hover {
    box-shadow: none;
    transform: none;
  }

  .work-stack .work-card:hover .work-card__visual::before,
  .work-stack .work-card:hover .work-card__visual::after {
    transform: none;
  }
}

@media (max-width: 1023px) {
  main[data-page-root="home"] .hero__layout {
    grid-template-columns: minmax(0, 1.35fr) minmax(16rem, 0.65fr);
    gap: var(--space-8);
  }

  :is(.process-rail--home, .process-rail--pinned) {
    min-height: 0;
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-12);
  }

  .process-rail__intro {
    height: auto;
    min-height: 0;
  }

  .process-rail__intro-content {
    padding-block-start: 0;
  }

  :is(.process-rail--home, .process-rail--pinned) .process-step,
  :is(.process-rail--home, .process-rail--pinned) .process-step:nth-child(n) {
    min-height: 0;
    grid-template-columns: 3.5rem minmax(0, 1fr);
    padding-block: var(--space-8);
  }
}

@media (max-width: 820px) {
  main[data-page-root="home"] .hero__layout {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-12);
  }

  main[data-page-root="home"] .hero__line-break {
    display: none;
  }
}

@media (max-width: 768px) {
  .proof-band__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .proof-band__item:nth-child(odd) {
    border-inline-start: 0;
    padding-inline-start: 0;
  }

  .proof-band__item:nth-child(even) {
    padding-inline-end: 0;
  }

  .proof-band__item:nth-child(n + 3) {
    border-block-start: 1px solid var(--line);
    padding-block-start: var(--space-4);
  }

  .capability-grid--home {
    grid-template-areas:
      "strategy"
      "agents"
      "ml"
      "software"
      "reliability";
    grid-template-columns: minmax(0, 1fr);
    grid-auto-rows: auto;
  }

  .capability-grid--home .capability-card,
  .capability-grid--home .capability-card:nth-child(n),
  .capability-card--reliability {
    min-height: 0;
    grid-column: 1;
    grid-template-columns: minmax(0, 1fr);
  }

  .capability-card--strategy p {
    font-size: var(--text-body);
  }

  .work-stack .work-card,
  .work-stack .work-card:nth-child(n) {
    display: flex;
    min-height: 0;
    grid-column: 1;
  }

  .work-stack .work-card__visual {
    min-height: 12rem;
    border-block-end: 1px solid var(--line);
    border-inline-end: 0;
  }
}

@media (max-width: 520px) {
  .proof-band__grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .proof-band__item,
  .proof-band__item:first-child,
  .proof-band__item:last-child,
  .proof-band__item:nth-child(n) {
    border-block-start: 1px solid var(--line);
    border-inline-start: 0;
    padding: var(--space-4) 0;
  }

  .proof-band__item:first-child {
    border-block-start: 0;
  }

  main[data-page-root="home"] .hero__actions {
    align-items: stretch;
    gap: var(--space-3);
  }

  .hero__secondary-link {
    justify-content: center;
  }
}

@media (max-width: 360px) {
  main[data-page-root="home"] .hero h1 {
    font-size: clamp(2.75rem, 13vw, 3rem);
  }

  .mega-cta h2 {
    font-size: clamp(3rem, 15vw, 4rem);
  }

  :is(.process-rail--home, .process-rail--pinned) .process-step,
  :is(.process-rail--home, .process-rail--pinned) .process-step:nth-child(n) {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-3);
  }
}

/* Phase C: product landscape, services process, and company narrative. */
main:is(
  [data-page-root="products"],
  [data-page-root="services"],
  [data-page-root="company"]
) {
  background: transparent;
}

.product-band {
  scroll-margin-block-start: calc(var(--header-height) + var(--space-4));
  border-block-end: 1px solid var(--border-subtle);
  padding-block: var(--section-space);
  background: color-mix(in srgb, var(--surface-0) 55%, transparent);
}

.product-band:nth-child(even) {
  background: color-mix(in srgb, var(--surface-1) 68%, transparent);
}

.product-band__inner {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  align-items: start;
  column-gap: clamp(var(--space-12), 8vw, var(--space-24));
  row-gap: var(--space-12);
}

.product-band__header,
.product-band__title,
.product-beats,
.product-beats > div,
.product-band__footer {
  min-width: 0;
}

.product-band__topline {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-3);
  border-block-end: 1px solid var(--border-subtle);
  padding-block-end: var(--space-4);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.product-band__topline > * {
  min-width: 0;
  overflow-wrap: anywhere;
}

.product-band__status {
  color: var(--text-soft);
}

.product-band__title {
  display: grid;
  gap: var(--space-5);
  margin-block-start: clamp(var(--space-8), 5vw, var(--space-16));
}

.product-band__title h2 {
  max-width: 14ch;
  font-size: var(--text-section);
}

.product-band__title p {
  max-width: 42ch;
  margin: 0;
  color: var(--text-soft);
  font-size: var(--text-lead);
}

.product-band__title .product-band__audience {
  color: var(--text-muted);
  font-size: var(--text-body);
}

.product-band__audience span {
  margin-inline-end: var(--space-2);
  color: var(--teal);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 650;
  letter-spacing: 0.06em;
}

.product-beats {
  margin: 0;
  border-block-start: 1px solid var(--border-subtle);
}

.product-beats > div {
  display: grid;
  grid-template-columns: minmax(8rem, 0.42fr) minmax(0, 1.58fr);
  gap: clamp(var(--space-4), 3vw, var(--space-8));
  border-block-end: 1px solid var(--border-subtle);
  padding-block: clamp(var(--space-5), 3vw, var(--space-8));
}

.product-beats > div:last-child {
  border-block-end: 0;
}

.product-beats dt {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 650;
  letter-spacing: 0.04em;
}

.product-beats dd {
  max-width: 58ch;
  margin: 0;
  color: var(--text-soft);
  overflow-wrap: anywhere;
}

.product-band__footer {
  display: flex;
  grid-column: 1 / -1;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  border-block-start: 1px solid var(--border-subtle);
  padding-block-start: var(--space-8);
}

.product-band__footer .tag-list {
  margin-block-start: 0;
}

.product-band__link,
.capability-card__details .capability-card__link {
  max-width: 100%;
  overflow-wrap: anywhere;
}

.services-process {
  overflow: clip;
}

.process-rail--services {
  min-height: 162vh;
}

.process-rail--services .process-step,
.process-rail--services .process-step:nth-child(n) {
  min-height: 27vh;
  padding-block: clamp(var(--space-4), 3vh, var(--space-8));
}

.operating-model {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
  align-items: start;
  gap: clamp(var(--space-8), 8vw, var(--space-24));
  border-block: 1px solid var(--border-subtle);
  padding-block: clamp(var(--space-8), 5vw, var(--space-12));
}

.operating-model h2 {
  max-width: 12ch;
  font-size: var(--text-section);
}

.operating-model p {
  max-width: var(--measure-body);
  margin: 0;
  color: var(--text-soft);
  font-size: var(--text-lead);
}

@media (max-width: 1023px) {
  .product-band__inner,
  .operating-model {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-12);
  }

  .process-rail--services,
  .process-rail--services .process-step,
  .process-rail--services .process-step:nth-child(n) {
    min-height: 0;
  }
}

@media (max-width: 560px) {
  .product-band {
    padding-block: var(--space-16);
  }

  .product-band__title {
    margin-block-start: var(--space-8);
  }

  .product-band__title p,
  .operating-model p {
    font-size: var(--text-body);
  }

  .product-beats > div {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-2);
  }

  .product-band__footer {
    align-items: flex-start;
    flex-direction: column;
  }
}

/* Phase D+: explicit service contracts and editorial reading surfaces. */
.service-brief {
  display: grid;
  gap: var(--space-6);
  margin: var(--space-8) 0 0;
}

.service-brief > div {
  display: grid;
  gap: var(--space-2);
  border-block-start: 1px solid var(--border-subtle);
  padding-block-start: var(--space-4);
}

.service-brief dt {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.service-brief dd {
  max-width: 58ch;
  margin: 0;
  color: var(--text-soft);
}

.capability-card__actions {
  display: grid;
  gap: var(--space-2);
}

.capability-card__actions .text-link {
  width: fit-content;
  max-width: 100%;
  gap: var(--space-2);
  overflow-wrap: anywhere;
}

main[data-page-root^="blog"] {
  background: transparent;
}

.blog-index__lead,
.blog-article__header,
.blog-tag__header {
  padding-block-start: calc(var(--header-height) + clamp(var(--space-12), 8vw, var(--space-24)));
}

.blog-index__lead {
  padding-block-end: clamp(var(--space-16), 10vw, var(--space-30));
}

.blog-hero {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--space-6);
  row-gap: var(--space-8);
  padding-block: clamp(var(--space-8), 6vw, var(--space-16));
}

.blog-kicker {
  margin: 0;
  color: var(--teal);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.blog-hero .blog-kicker {
  grid-column: 1 / 4;
  padding-block-start: 0.55rem;
}

.blog-hero h1 {
  grid-column: 4 / -1;
  max-width: 14ch;
  font-size: clamp(2.75rem, 5.7vw, 5.75rem);
  letter-spacing: -0.04em;
  line-height: 0.98;
}

.blog-hero h1 a {
  display: inline;
}

.blog-hero__description {
  max-width: 58ch;
  grid-column: 4 / 11;
  margin: 0;
  color: var(--text-soft);
  font-size: var(--text-lead);
}

.blog-meta {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-variant-numeric: tabular-nums;
}

.blog-meta--inline {
  display: flex;
  grid-column: 4 / -1;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin: 0;
  color: var(--text-muted);
}

.blog-feed {
  border-block-start: 1px solid var(--border-subtle);
}

main[data-page-root="blog-tag"] .blog-feed {
  padding-block-start: 0;
}

main[data-page-root="blog-tag"] .blog-row:first-child {
  border-block-start: 0;
}

.blog-feed__header {
  display: grid;
  /* The nav column keeps at least one full tag row (9 topics ≈ 42rem), so
     wrapping in two-column mode can never leave a lone orphan tag on its own
     right-aligned row. Below 1024px the header stacks instead. */
  grid-template-columns: minmax(14rem, 0.65fr) minmax(42rem, 1.35fr);
  align-items: start;
  gap: clamp(var(--space-8), 6vw, var(--space-16));
  margin-block-end: var(--space-12);
}

.blog-feed__header h2 {
  max-width: 9ch;
  font-size: var(--text-section);
}

.blog-topic-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: var(--space-2) var(--space-6);
  margin: 0;
  padding: 0;
  list-style: none;
}

.blog-topic-nav a {
  display: inline-flex;
  min-height: var(--hit-size);
  align-items: center;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: capitalize;
  text-underline-offset: var(--space-1);
}

.blog-row {
  border-block-start: 1px solid var(--border-subtle);
}

.blog-row > a {
  display: grid;
  min-width: 0;
  grid-template-columns: minmax(8rem, 0.42fr) minmax(0, 1.58fr) 3rem;
  align-items: center;
  gap: clamp(var(--space-6), 5vw, var(--space-16));
  padding-block: clamp(var(--space-8), 5vw, var(--space-12));
}

.blog-row__meta {
  display: grid;
  min-width: 0;
  gap: var(--space-2);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.blog-row__copy {
  display: grid;
  min-width: 0;
  gap: var(--space-4);
  transition: transform var(--duration-state) var(--ease-out);
}

.blog-row__copy h2 {
  max-width: 24ch;
  font-size: clamp(1.5rem, 2.6vw, 2.75rem);
  transition: color var(--duration-state) var(--ease-out);
}

.blog-row__copy p {
  max-width: 66ch;
  margin: 0;
  color: var(--text-soft);
}

.blog-row__reading {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.blog-row__arrow {
  color: var(--teal);
  transition: transform var(--duration-state) var(--ease-out);
}

.breadcrumbs ol {
  display: flex;
  min-width: 0;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1) var(--space-2);
  margin: 0;
  padding: 0;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  line-height: 1.4;
  list-style: none;
}

.breadcrumbs li {
  display: inline-flex;
  min-width: 0;
  min-height: 1.75rem;
  align-items: center;
  overflow-wrap: anywhere;
}

.breadcrumbs li + li::before {
  margin-inline-end: var(--space-2);
  color: var(--line-strong);
  content: "/";
}

.breadcrumbs a {
  display: inline-flex;
  min-height: 1.75rem;
  align-items: center;
}

.blog-article__header {
  padding-block-end: clamp(var(--space-12), 8vw, var(--space-24));
}

.blog-article__title {
  display: grid;
  max-width: 66rem;
  gap: var(--space-6);
  margin-block-start: clamp(var(--space-8), 5vw, var(--space-16));
}

.blog-article__title h1 {
  max-width: 18ch;
  font-size: clamp(2.75rem, 6vw, 5.75rem);
  letter-spacing: -0.04em;
  line-height: 0.98;
}

.blog-article__title > p:last-child {
  max-width: 66ch;
  margin: 0;
  color: var(--text-soft);
  font-size: var(--text-lead);
}

.blog-cover {
  margin-block-end: clamp(var(--space-12), 8vw, var(--space-24));
}

.blog-cover img {
  width: 100%;
  max-height: 44rem;
  border-radius: var(--radius-lg);
  object-fit: cover;
}

.blog-article__layout,
.blog-article__footer {
  display: grid;
  grid-template-columns: minmax(13rem, 0.42fr) minmax(0, 70ch);
  justify-content: space-between;
  gap: clamp(var(--space-12), 8vw, var(--space-24));
}

.blog-article__layout {
  align-items: start;
  padding-block: clamp(var(--space-12), 7vw, var(--space-24));
  border-block-start: 1px solid var(--border-subtle);
}

.blog-article__rail {
  display: grid;
  min-width: 0;
  gap: var(--space-12);
}

.blog-meta--rail {
  display: grid;
  gap: var(--space-6);
  margin: 0;
}

.blog-meta--rail > div {
  display: grid;
  gap: var(--space-2);
}

.blog-meta--rail dt,
.blog-toc h2 {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 650;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.blog-meta--rail dd {
  min-width: 0;
  margin: 0;
  color: var(--text-soft);
}

.blog-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: 0;
  padding: 0;
  list-style: none;
}

.blog-tag-list a {
  display: inline-flex;
  min-height: var(--hit-size);
  align-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding-inline: var(--space-3);
  background: var(--surface-raised);
  color: var(--text-soft);
}

.blog-toc ol {
  display: grid;
  gap: var(--space-1);
  margin: 0;
  padding: 0;
  list-style: none;
}

.blog-toc a {
  display: inline-flex;
  min-height: var(--hit-size);
  align-items: center;
  color: var(--text-soft);
}

.blog-toc {
  border-block-start: 1px solid var(--border-subtle);
  padding-block-start: var(--space-6);
}

.blog-toc h2 {
  margin-block-end: var(--space-3);
}

.blog-toc a {
  line-height: 1.35;
}

.blog-toc__nested {
  padding-inline-start: var(--space-4);
}

.blog-prose {
  min-width: 0;
  max-width: 70ch;
  color: var(--text-soft);
  font-size: clamp(1.0625rem, 0.3vw + 1rem, 1.1875rem);
  line-height: 1.78;
}

.blog-prose > :first-child {
  margin-block-start: 0;
}

.blog-prose :is(h2, h3) {
  scroll-margin-block-start: calc(var(--header-height) + var(--space-6));
  color: var(--text);
}

.blog-prose h2 {
  margin-block: clamp(var(--space-16), 9vw, var(--space-24)) var(--space-6);
  font-size: clamp(1.75rem, 3vw, 2.625rem);
}

.blog-prose h3 {
  margin-block: var(--space-12) var(--space-4);
  font-size: var(--text-card);
}

.blog-prose p {
  margin-block: 0 var(--space-6);
}

.blog-prose :is(ul, ol) {
  display: grid;
  gap: var(--space-3);
  margin-block: 0 var(--space-8);
  padding-inline-start: 1.4em;
}

.blog-prose li {
  padding-inline-start: var(--space-2);
}

.blog-prose strong {
  color: var(--text);
  font-weight: 680;
}

.blog-prose a:not(.button) {
  color: var(--teal);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

.blog-prose blockquote {
  margin: var(--space-12) 0;
  border-inline-start: 1px solid var(--teal);
  padding-inline-start: var(--space-6);
  color: var(--text);
  font-size: var(--text-lead);
}

.blog-prose :not(pre) > code {
  border-radius: var(--radius-sm);
  padding: 0.12em 0.3em;
  background: var(--surface-elevated);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.9em;
}

.blog-prose pre {
  max-width: 100%;
  overflow-x: auto;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  background: var(--surface-raised);
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.blog-cta {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: var(--space-8);
  border-block: 1px solid var(--line-strong);
  padding-block: clamp(var(--space-8), 6vw, var(--space-12));
}

.blog-cta > div {
  display: grid;
  gap: var(--space-4);
}

.blog-cta h2,
.blog-prose .blog-cta h2 {
  max-width: 20ch;
  margin: 0;
  font-size: clamp(1.625rem, 3vw, 2.5rem);
}

.blog-cta p,
.blog-prose .blog-cta p {
  max-width: 52ch;
  margin: 0;
  color: var(--text-soft);
}

.blog-prose .blog-cta {
  margin-block: clamp(var(--space-16), 9vw, var(--space-24));
}

.blog-article__footer {
  padding-block: var(--space-12) var(--section-space);
}

.blog-article__footer > * {
  grid-column: 2;
}

.related-posts {
  margin-block-start: var(--space-16);
}

.related-posts > h2 {
  margin-block-end: var(--space-8);
  font-size: var(--text-section);
}

.related-posts ol {
  margin: 0;
  padding: 0;
  border-block-end: 1px solid var(--border-subtle);
  list-style: none;
}

.related-posts li {
  border-block-start: 1px solid var(--border-subtle);
}

.related-posts a {
  display: grid;
  grid-template-columns: 9rem minmax(0, 1fr);
  align-items: center;
  gap: var(--space-6);
  min-height: var(--space-16);
  padding-block: var(--space-4);
}

.related-posts time {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.blog-tag__header {
  padding-block-end: clamp(var(--space-12), 8vw, var(--space-24));
}

.blog-tag__header .blog-kicker {
  margin-block-start: var(--space-12);
}

.blog-tag__header h1 {
  margin-block-start: var(--space-4);
  font-size: var(--text-display);
}

.blog-tag__header p:last-child {
  margin: var(--space-6) 0 0;
  color: var(--text-soft);
  font-size: var(--text-lead);
}

@media (hover: hover) and (pointer: fine) {
  .blog-row:hover .blog-row__copy {
    transform: translateX(6px);
  }

  .blog-row:hover .blog-row__copy h2 {
    color: var(--teal);
  }

  .blog-row:hover .blog-row__arrow {
    transform: translateX(6px);
  }

  .blog-topic-nav a:hover,
  .blog-tag-list a:hover,
  .blog-toc a:hover,
  .breadcrumbs a:hover {
    color: var(--text);
    text-decoration: underline;
  }

  .blog-tag-list a:hover {
    border-color: var(--teal);
    text-decoration: none;
  }
}

@media (max-width: 1024px) {
  .blog-index__lead {
    padding-block-end: var(--space-8);
  }

  main[data-page-root="blog-index"] .blog-feed {
    padding-block-start: var(--space-8);
  }

  .blog-feed__header {
    margin-block-end: var(--space-6);
  }

  .blog-row > a {
    padding-block: var(--space-8);
  }
}

@media (min-width: 1024px) {
  .blog-article__rail {
    position: sticky;
    top: calc(var(--header-height) + var(--space-6));
  }
}

@media (max-width: 1023px) {
  .blog-hero .blog-kicker,
  .blog-hero h1,
  .blog-hero__description,
  .blog-meta--inline {
    grid-column: 1 / -1;
  }

  .blog-hero .blog-kicker {
    padding-block-start: 0;
  }

  .blog-article__layout,
  .blog-article__footer {
    grid-template-columns: minmax(0, 1fr);
  }

  .blog-article__rail {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .blog-article__footer > * {
    grid-column: 1;
  }
}

/* The blog feed header stacks on tablet and below: the topic nav no longer
   squeezes into a narrow right column where wrapping produces right-aligned
   orphan rows. Left-aligned wrapping keeps every row tidy at 1024px and under. */
@media (max-width: 1024px) {
  .blog-feed__header {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-8);
  }

  .blog-topic-nav {
    justify-content: flex-start;
  }
}

@media (max-width: 700px) {
  .blog-article__header .breadcrumbs ol {
    flex-wrap: nowrap;
  }

  .blog-article__header .breadcrumbs li {
    flex: 0 0 auto;
    overflow-wrap: normal;
    white-space: nowrap;
  }

  .blog-article__header .breadcrumbs li[aria-current="page"] {
    flex: 1 1 auto;
    overflow: hidden;
  }

  .breadcrumbs__current {
    display: block;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .blog-feed__header {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-4);
    margin-block-end: var(--space-4);
  }

  .blog-topic-nav {
    justify-content: flex-start;
  }

  .blog-row > a {
    grid-template-columns: minmax(0, 1fr) 2rem;
    gap: var(--space-6);
    padding-block: var(--space-6);
  }

  .blog-row__meta {
    grid-column: 1 / -1;
    grid-template-columns: repeat(2, minmax(0, max-content));
    gap: var(--space-4);
  }

  .blog-row__copy {
    grid-column: 1;
  }

  .blog-row__arrow {
    grid-column: 2;
    grid-row: 2;
  }

  .blog-article__rail {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-8);
  }

  .blog-meta--rail {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-6) var(--space-4);
  }

  .blog-meta__topics {
    grid-column: 1 / -1;
  }

  .blog-cta {
    grid-template-columns: minmax(0, 1fr);
    align-items: start;
  }
}

@media (max-width: 480px) {
  .blog-hero h1,
  .blog-article__title h1 {
    font-size: clamp(2.5rem, 13vw, 3.5rem);
  }

  .blog-row > a {
    gap: var(--space-4);
  }

  .blog-row__copy p {
    font-size: 0.95rem;
  }

  .related-posts a {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-2);
  }
}

/* ============================================================
   Motion enhancement pass — premium details, compositor-only.
   Every effect animates transform/opacity, ships a visible
   no-JS default, and is gated behind reduced-motion guards.
   ============================================================ */

/* Scroll progress: a 1px teal hairline under the fixed header tracks page
   position on the scroll() timeline — zero JavaScript, and browsers without
   scroll-driven animation support simply omit the line. */
@supports (animation-timeline: scroll()) {
  @media (prefers-reduced-motion: no-preference) {
    .header::after {
      position: absolute;
      inset: 100% 0 auto;
      height: 1px;
      background: color-mix(in srgb, var(--teal) 78%, transparent);
      content: "";
      transform: scaleX(0);
      transform-origin: 0 50%;
      animation: header-progress linear both;
      animation-timeline: scroll(root block);
    }
  }
}

@keyframes header-progress {
  from {
    transform: scaleX(0);
  }

  to {
    transform: scaleX(1);
  }
}

/* Finale: the closing beat mirrors the hero headline. Display lines rise
   through their own masks using the same keyframes as the hero, followed by
   the support line and CTA in sequence. Lines stay visible by default; the
   rise plays once the reveal observer marks them visible. */
.mega-cta h2 .reveal {
  overflow: clip;
}

.mega-cta h2 .reveal.is-visible {
  animation: none;
}

.mega-cta h2 .reveal .mega-cta__line-inner {
  display: block;
}

.mega-cta h2 .reveal.is-visible .mega-cta__line-inner {
  animation: hero-line-in 700ms var(--ease-out) both;
}

.mega-cta h2 .reveal:nth-child(2).is-visible .mega-cta__line-inner {
  animation-delay: 120ms;
}

.mega-cta p.reveal.is-visible {
  animation-delay: 180ms;
}

.mega-cta .button.reveal.is-visible {
  animation-delay: 300ms;
}

/* Section rule: a short editorial hairline that draws in as each section
   arrives, echoing the scroll-scrubbed process rail. Static-visible without
   JavaScript; skipped on centered section heads. */
.section-head:not(.section-head--center) {
  position: relative;
}

.section-head:not(.section-head--center)::after {
  position: absolute;
  inset-block-end: calc(clamp(var(--space-8), 5vw, var(--space-16)) / -2);
  inset-inline-start: 0;
  width: min(7rem, 38%);
  height: 1px;
  background: linear-gradient(90deg, var(--line-strong), transparent);
  content: "";
  transform: scaleX(1);
  transform-origin: 0 50%;
}

.section-head.reveal.is-visible:not(.section-head--center)::after {
  animation: rule-draw 700ms var(--ease-out) both;
}

@keyframes rule-draw {
  from {
    transform: scaleX(0);
  }

  to {
    transform: scaleX(1);
  }
}

/* Capability facets drift on hover, matching the work-card facet language. */
@media (prefers-reduced-motion: no-preference) and (hover: hover) and (pointer: fine) {
  .capability-card::before,
  .capability-card::after {
    transition: transform 380ms var(--ease-spring);
  }

  .capability-grid--home .capability-card:hover::before {
    transform: translateY(-5px) rotate(-1.4deg);
  }

  .capability-grid--home .capability-card:hover::after {
    transform: translateY(4px) rotate(1.6deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .header::after,
  .mega-cta h2 .reveal .mega-cta__line-inner {
    animation: none !important;
    transform: none !important;
  }

  .section-head::after {
    animation: none !important;
    transform: scaleX(1) !important;
  }
}