:root {
  color-scheme: dark;
  --bg: #0a0a09;
  --surface: #10100e;
  --surface-strong: #151512;
  --text: #f0eee7;
  --muted: #a3a097;
  --quiet: #817e76;
  --line: rgba(240, 238, 231, 0.14);
  --line-strong: rgba(240, 238, 231, 0.27);
  --gold: #d7b454;
  --gold-soft: #eed891;
  --ink-on-gold: #171204;
  --quartz: #83b9d3;
  --malachite: #70c695;
  --prism: #b6a4dc;
  --aurum: #d7b454;
  --accent: var(--gold);
  --font-sans: "Instrument Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "DM Mono", "SFMono-Regular", Consolas, monospace;
  --s1: 8px;
  --s2: 16px;
  --s3: 24px;
  --s4: 32px;
  --s5: 40px;
  --s6: 48px;
  --s8: 64px;
  --s10: 80px;
  --s12: 96px;
  --s14: 112px;
  --s16: 128px;
  --radius: 3px;
  --container: 1216px;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.page-accent-quartz,
body.page-quartz {
  --accent: var(--quartz);
}

body.page-accent-malachite,
body.page-malachite {
  --accent: var(--malachite);
}

body.page-accent-prism,
body.page-prism {
  --accent: var(--prism);
}

body.page-aurum {
  --accent: var(--aurum);
}

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

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

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

p,
h1,
h2,
h3,
ul,
dl,
dd {
  margin-top: 0;
}

p:last-child,
ul:last-child,
dl:last-child,
dd:last-child {
  margin-bottom: 0;
}

::selection {
  background: var(--gold);
  color: var(--ink-on-gold);
}

:focus-visible {
  outline: 2px solid var(--gold-soft);
  outline-offset: 4px;
}

.container {
  width: min(calc(100% - 64px), var(--container));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 8px;
  left: 8px;
  padding: 10px 14px;
  transform: translateY(-160%);
  border: 1px solid var(--gold);
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 12px;
  transition: transform 180ms var(--ease-out);
}

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

/* Header */
.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  border-bottom: 1px solid var(--line);
  background: rgba(10, 10, 9, 0.96);
}

.nav {
  display: flex;
  min-height: 64px;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}

.logo__text {
  font-size: 17px;
  font-weight: 650;
  letter-spacing: -0.03em;
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav__link {
  position: relative;
  padding-block: 20px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
  line-height: 24px;
  transition: color 180ms ease-out;
}

.nav__link::after {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 1px;
  transform: scaleX(0);
  transform-origin: right;
  background: var(--text);
  content: "";
  transition: transform 220ms var(--ease-out);
}

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

.nav__link:hover::after,
.nav__link[aria-current="page"]::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav__toggle {
  display: none;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 0;
  background: transparent;
  color: var(--text);
  cursor: pointer;
}

.nav__toggle-bars {
  display: grid;
  width: 20px;
  gap: 5px;
}

.nav__toggle-bars span {
  height: 1px;
  background: currentColor;
  transition: transform 180ms ease-out, opacity 180ms ease-out;
}

.nav.is-open .nav__toggle-bars span:first-child {
  transform: translateY(6px) rotate(45deg);
}

.nav.is-open .nav__toggle-bars span:nth-child(2) {
  opacity: 0;
}

.nav.is-open .nav__toggle-bars span:last-child {
  transform: translateY(-6px) rotate(-45deg);
}

/* Buttons and labels */
.btn-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: var(--s4);
}

.btn-group--center {
  justify-content: flex-start;
}

.btn {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  line-height: 20px;
  transition: background-color 180ms ease-out, border-color 180ms ease-out, color 180ms ease-out, transform 180ms var(--ease-out);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn--primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #0c0b08;
}

.btn--primary:hover {
  border-color: var(--gold-soft);
  background: var(--gold-soft);
}

.btn--secondary {
  border-color: var(--line-strong);
  background: transparent;
  color: var(--text);
}

.btn--secondary:hover {
  border-color: var(--text);
  background: rgba(255, 255, 255, 0.035);
}

.btn--support {
  min-height: 34px;
  padding: 6px 12px;
  border-color: rgba(215, 180, 84, 0.55);
  color: var(--gold-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.03em;
}

.btn--support:hover {
  border-color: var(--gold);
  background: rgba(215, 180, 84, 0.08);
}

.btn--block {
  width: 100%;
}

.eyebrow,
.hero__wordmark,
.catalog-card__number,
.timeline__year,
.mockup__title,
.mockup__label {
  display: block;
  margin-bottom: var(--s2);
  color: var(--accent, var(--gold));
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  line-height: 1.45;
  text-transform: uppercase;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.045em;
  line-height: 1.4;
  text-transform: uppercase;
}

.badge::before {
  width: 5px;
  height: 5px;
  background: currentColor;
  content: "";
}

.badge--quartz {
  color: var(--quartz);
}

.badge--malachite {
  color: var(--malachite);
}

.badge--prism {
  color: var(--prism);
}

.badge--gold {
  color: var(--aurum);
}

.badge--open {
  color: var(--quiet);
}

/* Hero */
.hero {
  position: relative;
  padding-block: var(--s10) var(--s10);
  border-bottom: 1px solid var(--line);
}

.hero--page {
  padding-block: var(--s10) var(--s8);
}

.hero--page > .container:not(.hero__grid) {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--s3);
}

.hero--page > .container:not(.hero__grid) > .eyebrow {
  grid-column: 1 / 3;
  margin-top: 12px;
}

.hero--page > .container:not(.hero__grid) > .hero__title,
.hero--page > .container:not(.hero__grid) > .hero__lead {
  grid-column: 3 / 12;
}

.hero--page > .container:not(.hero__grid) > .btn-group {
  grid-column: 3 / 12;
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  align-items: center;
  gap: var(--s8);
}

.hero__wordmark {
  margin-bottom: var(--s3);
}

.hero__title {
  max-width: 1000px;
  margin-bottom: var(--s3);
  font-size: clamp(48px, 6.4vw, 88px);
  font-weight: 570;
  letter-spacing: -0.055em;
  line-height: 0.98;
  text-wrap: balance;
}

.hero--page .hero__title {
  font-size: clamp(42px, 5.2vw, 72px);
  line-height: 1.02;
}

.hero__lead {
  max-width: 700px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: clamp(17px, 1.7vw, 20px);
  line-height: 1.55;
}

.hero__badge-space {
  margin-bottom: var(--s3);
}

.hero__badge-space:empty {
  display: none;
}

/* Home index */
.tool-rack {
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}

.tool-rack__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 48px;
  padding-inline: var(--s2);
  border-bottom: 1px solid var(--line);
  color: var(--quiet);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tool-rack__item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) auto;
  min-height: 72px;
  align-items: center;
  gap: var(--s2);
  padding-inline: var(--s2);
  border-bottom: 1px solid var(--line);
  transition: background-color 180ms ease-out, color 180ms ease-out;
}

.tool-rack__item > span:nth-child(2) {
  display: grid;
  grid-template-columns: minmax(128px, 0.75fr) 1.7fr;
  gap: var(--s3);
  align-items: center;
}

.tool-rack__item:last-child {
  border-bottom: 0;
}

.tool-rack__item:hover {
  background: rgba(255, 255, 255, 0.025);
}

.tool-rack__index,
.tool-rack__job {
  color: var(--quiet);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.tool-rack__name {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.025em;
}

.tool-rack__arrow {
  color: var(--muted);
  text-align: right;
  transition: transform 180ms var(--ease-out), color 180ms ease-out;
}

.tool-rack__item:hover .tool-rack__arrow {
  transform: translateX(3px);
  color: var(--text);
}

/* Shared sections */
.section {
  padding-block: var(--s10);
  border-bottom: 1px solid var(--line);
}

.section--alt {
  background: var(--surface);
}

.section-header {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 0 var(--s3);
  margin-bottom: var(--s6);
}

.section-header .eyebrow {
  grid-column: 1 / 3;
  margin-top: 8px;
}

.section-title {
  grid-column: 3 / 12;
  margin-bottom: var(--s2);
  font-size: clamp(34px, 4vw, 56px);
  font-weight: 560;
  letter-spacing: -0.045em;
  line-height: 1.04;
  text-wrap: balance;
}

.section-lead {
  grid-column: 3 / 10;
  max-width: 700px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.65;
}

.section-header--center {
  text-align: left;
}

.section-header:only-child {
  margin-bottom: 0;
}

/* Home tool rows */
.product-grid {
  display: block;
  border-bottom: 1px solid var(--line);
}

.product-card {
  --row-accent: var(--gold);
  position: relative;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  align-items: start;
  gap: var(--s3);
  padding: var(--s4) var(--s2);
  border-top: 1px solid var(--line);
  transition: background-color 180ms ease-out, padding-left 220ms var(--ease-out);
}

.product-card::before {
  position: absolute;
  top: -1px;
  left: 0;
  width: 48px;
  height: 1px;
  background: var(--row-accent);
  content: "";
}

.product-card:hover {
  padding-left: var(--s3);
  background: rgba(255, 255, 255, 0.018);
}

.product-card--quartz {
  --row-accent: var(--quartz);
}

.product-card--malachite {
  --row-accent: var(--malachite);
}

.product-card--prism {
  --row-accent: var(--prism);
}

.product-card--aurum {
  --row-accent: var(--aurum);
}

.product-card__icon {
  display: none;
}

.product-card__meta {
  display: flex;
  grid-column: 1 / 4;
  flex-wrap: wrap;
  gap: 8px 16px;
}

.product-card__name {
  grid-column: 4 / 7;
  margin-bottom: 0;
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.1;
}

.product-card__desc {
  grid-column: 7 / 11;
  margin-bottom: 0;
  color: var(--muted);
}

.product-card__link {
  grid-column: 11 / 13;
  justify-self: end;
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
}

.product-card__link:hover {
  color: var(--row-accent, var(--accent));
}

.philosophy {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: var(--s8);
}

.philosophy__list {
  border-top: 1px solid var(--line-strong);
}

.philosophy__item {
  display: grid;
  grid-template-columns: minmax(150px, 0.8fr) 1.5fr;
  gap: var(--s3);
  padding-block: var(--s3);
  border-bottom: 1px solid var(--line);
}

.philosophy__item h3,
.value h3,
.support-card h3,
.use-case h3,
.tech-card h3 {
  margin-bottom: 0;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.35;
}

.philosophy__item p,
.value p,
.support-card p,
.use-case p,
.tech-card p {
  margin-bottom: 0;
  color: var(--muted);
}

/* Product catalog */
.catalog-grid {
  border-bottom: 1px solid var(--line);
}

.catalog-card {
  --row-accent: var(--gold);
  position: relative;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-template-rows: auto auto;
  gap: 12px var(--s3);
  padding: var(--s4) var(--s2);
  border-top: 1px solid var(--line);
  transition: background-color 180ms ease-out;
}

.catalog-card::before {
  position: absolute;
  top: -1px;
  left: 0;
  width: 64px;
  height: 1px;
  background: var(--row-accent);
  content: "";
}

.catalog-card:hover {
  background: rgba(255, 255, 255, 0.02);
}

.catalog-card--quartz {
  --row-accent: var(--quartz);
}

.catalog-card--malachite {
  --row-accent: var(--malachite);
}

.catalog-card--prism {
  --row-accent: var(--prism);
}

.catalog-card--aurum {
  --row-accent: var(--aurum);
}

.catalog-card__number {
  grid-column: 1 / 3;
  grid-row: 1 / 3;
  margin: 7px 0 0;
  color: var(--row-accent);
}

.catalog-card .product-card__meta {
  grid-column: 3 / 6;
  grid-row: 2;
}

.catalog-card__name {
  grid-column: 3 / 6;
  grid-row: 1;
  margin-bottom: 0;
  font-size: clamp(30px, 3vw, 44px);
  font-weight: 590;
  letter-spacing: -0.045em;
  line-height: 1;
}

.catalog-card__desc {
  grid-column: 6 / 10;
  grid-row: 1;
  margin-bottom: 0;
  color: var(--text);
  font-size: 17px;
  line-height: 1.55;
}

.catalog-card__detail {
  grid-column: 6 / 10;
  grid-row: 2;
  margin-bottom: 0;
  color: var(--quiet);
  font-size: 13px;
}

.catalog-card .product-card__link {
  grid-column: 10 / 13;
  grid-row: 1;
  color: var(--row-accent);
}

.future-card {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--s3);
  align-items: start;
  padding: var(--s4) var(--s2);
  border-top: 1px dashed var(--line-strong);
  color: var(--quiet);
}

.future-card__mark {
  grid-column: 1 / 3;
  font-family: var(--font-mono);
  font-size: 30px;
  line-height: 1;
}

.future-card h3 {
  grid-column: 3 / 6;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 24px;
  font-weight: 560;
  letter-spacing: -0.035em;
}

.future-card p {
  grid-column: 6 / 11;
  margin-bottom: 0;
}

/* Product interface studies */
.page-product .hero {
  overflow: hidden;
}

.page-product .hero__grid {
  align-items: start;
  padding-top: var(--s2);
}

.page-product .hero__title {
  font-size: clamp(40px, 4.8vw, 68px);
}

.page-product .hero__lead {
  font-size: 18px;
}

.page-product .hero .product-card__meta {
  display: flex;
  margin-bottom: var(--s4);
}

.product-screenshot {
  position: relative;
  overflow: hidden;
  width: 100%;
  margin: var(--s3) 0 0;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: #0d0d0c;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.3);
}

.product-screenshot::after {
  position: absolute;
  top: -1px;
  left: -1px;
  width: 72px;
  height: 2px;
  background: var(--accent);
  content: "";
}

.product-screenshot img {
  display: block;
  width: 100%;
  height: auto;
}

.product-screenshot--malachite {
  border-left: 3px solid var(--malachite);
}

.page-prism .product-screenshot {
  width: 112%;
}

.mockup {
  position: relative;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: #0d0d0c;
}

.mockup::after {
  position: absolute;
  top: -1px;
  left: -1px;
  width: 72px;
  height: 1px;
  background: var(--accent);
  content: "";
}

.mockup__chrome {
  display: flex;
  min-height: 40px;
  align-items: center;
  gap: 16px;
  padding-inline: 14px;
  border-bottom: 1px solid var(--line);
}

.mockup__dots {
  display: flex;
  gap: 5px;
}

.mockup__dots span {
  width: 5px;
  height: 5px;
  background: var(--quiet);
}

.mockup__title {
  overflow: hidden;
  margin: 0;
  color: var(--quiet);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mockup__body {
  min-height: 280px;
  padding: var(--s3);
}

.mockup__tabs {
  display: flex;
  margin-bottom: var(--s3);
  border-bottom: 1px solid var(--line);
}

.mockup__tab {
  position: relative;
  padding: 0 0 10px;
  margin-right: 22px;
  border: 0;
  background: transparent;
  color: var(--quiet);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color 160ms ease-out;
}

.mockup__tab::after {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 1px;
  transform: scaleX(0);
  background: var(--accent);
  content: "";
  transition: transform 180ms var(--ease-out);
}

.mockup__tab:hover,
.mockup__tab.is-active {
  color: var(--text);
}

.mockup__tab.is-active::after {
  transform: scaleX(1);
}

.mockup__row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--s2);
}

.mockup__panel {
  min-height: 88px;
  padding: var(--s2);
  border: 1px solid var(--line);
  background: var(--surface);
}

.mockup__label {
  margin-bottom: 8px;
  color: var(--quiet);
  font-size: 9px;
}

.mockup__value {
  color: var(--text);
  font-size: clamp(22px, 2.5vw, 36px);
  font-weight: 560;
  letter-spacing: -0.045em;
  line-height: 1.1;
}

.mockup__value--quartz {
  color: var(--quartz);
}

.mockup__value--malachite {
  color: var(--malachite);
}

.mockup__value--prism {
  color: var(--prism);
}

.mockup__value--gold {
  color: var(--aurum);
}

.mockup__list,
.mockup__stack {
  border-top: 1px solid var(--line);
}

.mockup__item {
  display: grid;
  grid-template-columns: minmax(100px, 0.8fr) 1.4fr;
  gap: var(--s2);
  align-items: center;
  min-height: 56px;
  padding: 10px var(--s2);
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

.mockup__item.is-active {
  box-shadow: inset 2px 0 0 var(--accent);
  color: var(--text);
}

.mockup__tag {
  justify-self: end;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 11px;
}

.mockup__meter,
.mockup__progress-bar {
  height: 3px;
  margin-top: var(--s2);
  background: rgba(255, 255, 255, 0.08);
}

.mockup__meter span,
.mockup__progress-bar span {
  display: block;
  height: 100%;
  background: var(--accent);
}

.mockup__progress-row {
  display: grid;
  grid-template-columns: 96px 1fr 36px;
  gap: 12px;
  align-items: center;
  padding-block: 12px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 10px;
}

.page-quartz .mockup {
  margin-top: var(--s3);
}

.page-malachite .hero__grid {
  grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
}

.page-malachite .mockup {
  border-left: 3px solid var(--malachite);
}

.page-prism .hero__grid {
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
}

.page-prism .mockup {
  width: 112%;
}

.page-aurum .hero__grid {
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
}

.page-aurum .mockup__value--gold {
  font-size: clamp(34px, 5vw, 72px);
  font-weight: 500;
}

/* Product information patterns */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line-strong);
}

.feature {
  display: grid;
  grid-template-columns: minmax(130px, 0.8fr) 1.6fr;
  gap: var(--s3);
  min-height: 136px;
  padding: var(--s3);
  border-bottom: 1px solid var(--line);
}

.feature:nth-child(odd) {
  padding-left: 0;
  border-right: 1px solid var(--line);
}

.feature__title {
  margin-bottom: 0;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.feature__text {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.6;
}

.page-malachite .feature-grid {
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 0;
}

.page-malachite .feature {
  display: block;
  grid-column: span 4;
  min-height: 160px;
  padding: var(--s3);
  border-right: 1px solid var(--line);
}

.page-malachite .feature:nth-child(odd) {
  padding-left: var(--s3);
}

.page-malachite .feature:nth-child(3n + 1) {
  padding-left: 0;
}

.page-malachite .feature:nth-child(3n) {
  padding-right: 0;
  border-right: 0;
}

.page-malachite .feature__title {
  margin-bottom: var(--s3);
}

.page-prism .feature:first-child,
.page-prism .feature:last-child,
.page-aurum .feature:first-child,
.page-aurum .feature:last-child {
  grid-column: 1 / -1;
  grid-template-columns: minmax(160px, 3fr) minmax(0, 7fr);
  min-height: 128px;
  padding-left: 0;
  border-right: 0;
}

.workflow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--line-strong);
}

.workflow__step {
  position: relative;
  min-height: 184px;
  padding: var(--s3);
  border-right: 1px solid var(--line);
}

.workflow__step:first-child {
  padding-left: 0;
}

.workflow__step:last-child {
  padding-right: 0;
  border-right: 0;
}

.workflow__num {
  margin-bottom: var(--s5);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 11px;
}

.workflow__title {
  margin-bottom: 10px;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.025em;
}

.workflow__text {
  margin-bottom: 0;
  color: var(--muted);
}

.use-cases {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  counter-reset: use-case;
  border-top: 1px solid var(--line-strong);
}

.use-case {
  position: relative;
  min-height: 176px;
  padding: var(--s3);
  border-right: 1px solid var(--line);
  counter-increment: use-case;
}

.use-case::before {
  display: block;
  margin-bottom: var(--s4);
  color: var(--accent);
  content: "0" counter(use-case);
  font-family: var(--font-mono);
  font-size: 10px;
}

.use-case:first-child {
  padding-left: 0;
}

.use-case:last-child {
  padding-right: 0;
  border-right: 0;
}

.use-case h3 {
  margin-bottom: 12px;
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line-strong);
}

.tech-card {
  display: grid;
  grid-template-columns: minmax(130px, 0.8fr) 1.6fr;
  gap: var(--s3);
  min-height: 128px;
  padding: var(--s3);
  border-bottom: 1px solid var(--line);
}

.tech-card:nth-child(odd) {
  padding-left: 0;
  border-right: 1px solid var(--line);
}

.tech-card ul {
  padding-left: 18px;
  margin-bottom: 0;
  color: var(--muted);
}

/* Release and source destinations */
.section--access .section-header {
  margin-bottom: var(--s5);
}

.project-access {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line);
}

.project-access__item {
  display: flex;
  min-width: 0;
  flex-direction: column;
  align-items: flex-start;
  padding: var(--s3) var(--s4) var(--s3) 0;
}

.project-access__item + .project-access__item {
  padding-right: 0;
  padding-left: var(--s4);
  border-left: 1px solid var(--line);
}

.project-access__meta {
  margin-bottom: var(--s3);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.project-access__item h3 {
  margin-bottom: 10px;
  font-size: clamp(24px, 2.4vw, 32px);
  font-weight: 580;
  letter-spacing: -0.035em;
  line-height: 1.1;
}

.project-access__item p {
  max-width: 520px;
  margin-bottom: var(--s3);
  color: var(--muted);
}

.project-access__link {
  margin-top: auto;
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  transition: color 160ms ease-out;
}

.project-access__link:hover {
  color: var(--text);
}

.faq {
  max-width: 864px;
  margin-left: auto;
  border-top: 1px solid var(--line-strong);
}

.faq__item {
  border-bottom: 1px solid var(--line);
}

.faq__question {
  display: flex;
  width: 100%;
  min-height: 64px;
  align-items: center;
  justify-content: space-between;
  gap: var(--s3);
  padding: var(--s2) 0;
  border: 0;
  background: transparent;
  color: var(--text);
  font-size: 17px;
  font-weight: 550;
  text-align: left;
  cursor: pointer;
  transition: color 160ms ease-out;
}

.faq__question:hover {
  color: var(--accent);
}

.faq__icon {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  color: var(--quiet);
  transition: transform 180ms var(--ease-out), color 180ms ease-out;
}

.faq__question[aria-expanded="true"] .faq__icon {
  transform: rotate(45deg);
  color: var(--accent);
}

.faq__answer {
  max-width: 680px;
  padding: 0 var(--s8) var(--s3) 0;
  color: var(--muted);
}

/* About */
.page-about .hero__title {
  grid-column: 3 / 13 !important;
}

.page-about .feature-grid {
  grid-template-columns: 1fr;
}

.page-about .feature {
  grid-template-columns: minmax(180px, 3fr) minmax(0, 6fr);
  min-height: auto;
  padding: var(--s3) 0;
  border-right: 0;
}

.page-about .workflow {
  grid-template-columns: 1fr;
}

.page-about .workflow__step {
  display: grid;
  grid-template-columns: 1fr 3fr 5fr;
  gap: var(--s3);
  min-height: auto;
  padding: var(--s3) 0;
  border-right: 0;
  border-bottom: 1px solid var(--line);
}

.page-about .workflow__num,
.page-about .workflow__title {
  margin-bottom: 0;
}

.values {
  counter-reset: value;
  border-top: 1px solid var(--line-strong);
}

.value {
  display: grid;
  grid-template-columns: 1fr 3fr 7fr;
  gap: var(--s3);
  padding-block: var(--s3);
  border-bottom: 1px solid var(--line);
  counter-increment: value;
}

.value::before {
  color: var(--gold);
  content: "0" counter(value);
  font-family: var(--font-mono);
  font-size: 10px;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--line-strong);
}

.timeline__item {
  min-height: 184px;
  padding: var(--s3);
  border-right: 1px solid var(--line);
}

.timeline__item:first-child {
  padding-left: 0;
}

.timeline__item:last-child {
  border-right: 0;
}

.timeline__title {
  margin-bottom: var(--s2);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.025em;
}

.timeline__text {
  margin-bottom: 0;
  color: var(--muted);
}

/* Support */
.support-grid {
  border-top: 1px solid var(--line-strong);
}

.support-card {
  display: grid;
  grid-template-columns: 3fr 7fr 2fr;
  gap: var(--s3);
  align-items: start;
  padding-block: var(--s3);
  border-bottom: 1px solid var(--line);
}

.support-card p {
  max-width: 680px;
}

.support-card a {
  grid-row: 1;
  justify-self: end;
  color: var(--gold-soft);
  font-size: 13px;
  font-weight: 600;
}

.support-card a:hover {
  color: var(--text);
}

.support-card > .badge {
  grid-column: 1;
  grid-row: 1 / 3;
  align-self: start;
  margin-top: 6px;
}

.support-card > .badge + h3 {
  grid-column: 2;
  grid-row: 1;
}

.support-card > .badge ~ p {
  grid-column: 2;
  grid-row: 2;
}

.support-card > .badge ~ a {
  grid-column: 3;
  grid-row: 1 / 3;
  align-self: center;
}

.checklist {
  max-width: 864px;
  padding: 0;
  margin-left: auto;
  list-style: none;
  counter-reset: check;
  border-top: 1px solid var(--line-strong);
}

.checklist li {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: var(--s3);
  padding-block: var(--s3);
  border-bottom: 1px solid var(--line);
  counter-increment: check;
}

.checklist li::before {
  color: var(--gold);
  content: "0" counter(check);
  font-family: var(--font-mono);
  font-size: 10px;
}

/* Contact */
.page-contact .hero {
  padding-bottom: var(--s6);
}

.contact-directory-section {
  padding-block: var(--s6);
  border-bottom: 1px solid var(--line);
}

.contact-directory {
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--line-strong);
  list-style: none;
}

.contact-directory__entry {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--s3);
  align-items: center;
  min-height: 88px;
  padding-block: var(--s3);
  border-bottom: 1px solid var(--line);
}

.contact-directory__label {
  grid-column: 1 / 3;
  color: var(--quiet);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.contact-directory__value {
  grid-column: 3 / 12;
  overflow-wrap: anywhere;
  color: var(--text);
  font-size: clamp(18px, 1.8vw, 22px);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.35;
}

.contact-directory__value--muted {
  grid-column-end: 13;
  color: var(--muted);
  font-weight: 400;
}

.contact-directory__arrow {
  grid-column: 12 / 13;
  justify-self: end;
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 22px;
  line-height: 1;
  transition: transform 180ms var(--ease-out);
}

.contact-directory__row--action {
  transition: background-color 160ms ease-out;
}

.contact-directory__row--action:hover {
  background: rgba(255, 255, 255, 0.025);
}

.contact-directory__entry:hover .contact-directory__arrow {
  transform: translateX(4px);
}

/* Closing prompt */
.cta-band {
  padding-block: var(--s8);
  border-bottom: 1px solid var(--line);
}

.cta-band > .container {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--s3);
  align-items: start;
  padding-top: var(--s4);
  border-top: 1px solid var(--line-strong);
  text-align: left;
}

.cta-band h2 {
  grid-column: 1 / 7;
  margin-bottom: 0;
  font-size: clamp(30px, 3.5vw, 48px);
  font-weight: 560;
  letter-spacing: -0.045em;
  line-height: 1.05;
}

.cta-band p {
  grid-column: 8 / 13;
  margin-bottom: 0;
  color: var(--muted);
}

.cta-band .btn-group {
  grid-column: 8 / 13;
  margin-top: 0;
}

/* Footer */
.site-footer {
  padding-block: var(--s8) var(--s4);
  background: #080807;
}

.footer__grid {
  display: grid;
  grid-template-columns: 5fr 3fr 2fr 2fr;
  gap: var(--s4);
}

.footer__brand {
  max-width: 360px;
  padding-right: var(--s6);
}

.footer__brand p {
  margin: var(--s3) 0 0;
  color: var(--quiet);
  font-size: 14px;
}

.footer__col {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 9px;
}

.footer__col h3 {
  margin-bottom: 8px;
  color: var(--quiet);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.footer__col a {
  color: var(--muted);
  font-size: 13px;
  transition: color 160ms ease-out;
}

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

.footer__bottom {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--s4);
  padding-top: var(--s6);
  margin-top: var(--s6);
  border-top: 1px solid var(--line);
  color: var(--quiet);
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 1.6;
  text-transform: uppercase;
}

.footer__copy,
.footer__note {
  margin-bottom: 0;
}

.footer__note {
  max-width: 520px;
  text-align: right;
}

/* Restrained entrance hierarchy */
@media (prefers-reduced-motion: no-preference) {
  .hero > .container {
    animation: hero-enter 280ms var(--ease-out) both;
  }

  @keyframes hero-enter {
    from {
      opacity: 0;
      transform: translateY(8px);
    }

    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
}

.reveal,
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (max-width: 1080px) {
  .hero__grid,
  .page-malachite .hero__grid,
  .page-prism .hero__grid,
  .page-aurum .hero__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: var(--s6);
  }

  .page-prism .mockup {
    width: 100%;
  }

  .page-prism .product-screenshot {
    width: 100%;
  }

  .product-card__meta {
    grid-column: 1 / 4;
  }

  .product-card__name {
    grid-column: 4 / 7;
  }

  .product-card__desc {
    grid-column: 7 / 13;
  }

  .product-card__link {
    grid-column: 7 / 13;
    grid-row: 2;
    justify-self: start;
  }

  .catalog-card__desc,
  .catalog-card__detail {
    grid-column: 6 / 11;
  }

  .catalog-card .product-card__link {
    grid-column: 11 / 13;
  }

  .feature,
  .tech-card {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .container {
    width: min(calc(100% - 40px), var(--container));
  }

  .nav__toggle {
    display: grid;
  }

  .nav__menu {
    position: fixed;
    top: 64px;
    right: 0;
    bottom: 0;
    left: 0;
    display: none;
    align-content: start;
    align-items: stretch;
    padding: var(--s4) 20px;
    border-top: 1px solid var(--line);
    background: var(--bg);
  }

  .nav.is-open .nav__menu {
    display: grid;
  }

  .nav-locked {
    overflow: hidden;
  }

  .nav__link {
    padding: var(--s2) 0;
    border-bottom: 1px solid var(--line);
    font-size: 22px;
    line-height: 1.3;
  }

  .nav__link::after {
    display: none;
  }

  .nav__cta {
    width: 100%;
    min-height: 48px;
    margin-top: var(--s4);
  }

  .hero,
  .hero--page {
    padding-block: var(--s8) var(--s6);
  }

  .hero__grid,
  .page-malachite .hero__grid,
  .page-prism .hero__grid,
  .page-aurum .hero__grid {
    grid-template-columns: 1fr;
  }

  .page-product .mockup {
    margin-top: var(--s2);
  }

  .hero--page > .container:not(.hero__grid) > .eyebrow {
    grid-column: 1 / 3;
  }

  .hero--page > .container:not(.hero__grid) > .hero__title,
  .hero--page > .container:not(.hero__grid) > .hero__lead,
  .page-about .hero__title {
    grid-column: 3 / 13 !important;
  }

  .section {
    padding-block: var(--s8);
  }

  .section-header {
    margin-bottom: var(--s5);
  }

  .section-header .eyebrow {
    grid-column: 1 / 3;
  }

  .section-title,
  .section-lead {
    grid-column: 3 / 13;
  }

  .product-card {
    grid-template-columns: repeat(8, minmax(0, 1fr));
  }

  .product-card__meta {
    grid-column: 1 / 4;
  }

  .product-card__name {
    grid-column: 4 / 9;
  }

  .product-card__desc,
  .product-card__link {
    grid-column: 4 / 9;
  }

  .philosophy {
    grid-template-columns: 1fr;
    gap: var(--s5);
  }

  .catalog-card {
    grid-template-columns: repeat(8, minmax(0, 1fr));
  }

  .catalog-card__number {
    grid-column: 1 / 3;
  }

  .catalog-card__name,
  .catalog-card .product-card__meta {
    grid-column: 3 / 5;
  }

  .catalog-card__desc,
  .catalog-card__detail {
    grid-column: 5 / 9;
  }

  .catalog-card .product-card__link {
    grid-column: 5 / 9;
    grid-row: 3;
    justify-self: start;
  }

  .future-card {
    grid-template-columns: repeat(8, minmax(0, 1fr));
  }

  .future-card__mark {
    grid-column: 1 / 3;
  }

  .future-card h3 {
    grid-column: 3 / 5;
  }

  .future-card p {
    grid-column: 5 / 9;
  }

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

  .workflow__step:nth-child(2),
  .timeline__item:nth-child(2) {
    border-right: 0;
  }

  .workflow__step,
  .timeline__item {
    border-bottom: 1px solid var(--line);
  }

  .workflow__step:nth-child(3),
  .timeline__item:nth-child(3) {
    padding-left: 0;
  }

  .page-about .workflow {
    grid-template-columns: 1fr;
  }

  .support-card {
    grid-template-columns: 3fr 6fr;
  }

  .support-card a {
    grid-column: 2;
    grid-row: 2;
    justify-self: start;
  }

  .support-card > .badge ~ a {
    grid-column: 2;
    grid-row: 3;
  }

  .footer__grid {
    grid-template-columns: 2fr repeat(3, 1fr);
  }
}

@media (max-width: 680px) {
  .container {
    width: min(calc(100% - 32px), var(--container));
  }

  .hero,
  .hero--page {
    padding-block: var(--s6);
  }

  .hero__title,
  .hero--page .hero__title,
  .page-product .hero__title {
    font-size: clamp(38px, 12vw, 54px);
    letter-spacing: -0.05em;
  }

  .hero--page > .container:not(.hero__grid) {
    display: block;
  }

  .hero--page > .container:not(.hero__grid) > .eyebrow {
    margin-top: 0;
  }

  .tool-rack__item {
    grid-template-columns: 32px 1fr 24px;
  }

  .tool-rack__item > span:nth-child(2) {
    display: block;
  }

  .tool-rack__job {
    display: none;
  }

  .section {
    padding-block: var(--s6);
  }

  .section-header {
    display: block;
    margin-bottom: var(--s4);
  }

  .section-title {
    font-size: 36px;
  }

  .section-lead {
    font-size: 17px;
  }

  .product-card {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: var(--s2);
    padding: var(--s4) 0;
  }

  .product-card:hover {
    padding-left: 0;
  }

  .product-card__meta,
  .product-card__name,
  .product-card__desc,
  .product-card__link {
    grid-column: 1 / -1;
  }

  .product-card__link {
    justify-self: start;
  }

  .philosophy__item {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .catalog-card {
    display: block;
    padding: var(--s5) 0;
  }

  .catalog-card__number,
  .catalog-card__name,
  .catalog-card__desc,
  .catalog-card__detail,
  .catalog-card .product-card__meta,
  .catalog-card .product-card__link {
    margin-bottom: var(--s2);
  }

  .catalog-card .product-card__meta {
    margin-top: var(--s2);
  }

  .future-card {
    grid-template-columns: 40px 1fr;
    gap: var(--s2);
    padding: var(--s5) 0;
  }

  .future-card__mark {
    grid-column: 1;
  }

  .future-card h3,
  .future-card p {
    grid-column: 2;
  }

  .feature-grid,
  .page-malachite .feature-grid,
  .tech-grid,
  .project-access,
  .use-cases,
  .workflow,
  .timeline {
    grid-template-columns: 1fr;
  }

  .feature,
  .page-malachite .feature,
  .page-prism .feature:first-child,
  .page-prism .feature:last-child,
  .page-aurum .feature:first-child,
  .page-aurum .feature:last-child,
  .tech-card {
    display: block;
    grid-column: auto;
    min-height: auto;
    padding: var(--s3) 0;
    border-right: 0;
  }

  .feature__title,
  .tech-card h3 {
    margin-bottom: 8px;
  }

  .project-access__item,
  .project-access__item + .project-access__item {
    padding: var(--s3) 0;
    border-left: 0;
  }

  .project-access__item + .project-access__item {
    border-top: 1px solid var(--line);
  }

  .workflow__step,
  .workflow__step:first-child,
  .workflow__step:nth-child(3),
  .timeline__item,
  .timeline__item:first-child,
  .timeline__item:nth-child(3) {
    min-height: auto;
    padding: var(--s3) 0;
    border-right: 0;
  }

  .workflow__num {
    margin-bottom: var(--s4);
  }

  .use-case,
  .use-case:first-child,
  .use-case:last-child {
    min-height: auto;
    padding: var(--s3) 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .use-case::before {
    margin-bottom: var(--s3);
  }

  .page-about .workflow__step,
  .value {
    grid-template-columns: 40px 1fr;
  }

  .page-about .workflow__text,
  .value p {
    grid-column: 2;
  }

  .support-card {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .support-card a {
    grid-column: auto;
    grid-row: auto;
  }

  .support-card > .badge,
  .support-card > .badge + h3,
  .support-card > .badge ~ p,
  .support-card > .badge ~ a {
    grid-column: auto;
    grid-row: auto;
  }

  .checklist {
    margin-left: 0;
  }

  .contact-directory-section {
    padding-block: var(--s4);
  }

  .contact-directory__entry {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: var(--s1) var(--s2);
    min-height: 0;
    padding-block: var(--s3);
  }

  .contact-directory__label {
    grid-column: 1 / -1;
  }

  .contact-directory__value,
  .contact-directory__value--muted {
    grid-column: 1 / 2;
    font-size: 18px;
  }

  .contact-directory__value--muted {
    grid-column-end: -1;
  }

  .contact-directory__arrow {
    grid-column: 2 / 3;
    grid-row: 2;
  }

  .cta-band {
    padding-block: var(--s6);
  }

  .cta-band > .container {
    display: block;
  }

  .cta-band h2,
  .cta-band p {
    margin-bottom: var(--s3);
  }

  .footer__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--s5) var(--s3);
  }

  .footer__brand {
    grid-column: 1 / -1;
  }

  .footer__col:last-child {
    grid-column: 1 / -1;
  }

  .footer__bottom {
    display: block;
    padding-top: var(--s4);
    margin-top: var(--s6);
  }

  .footer__note {
    margin-top: var(--s2);
    text-align: left;
  }

  .mockup__body {
    min-height: 280px;
    padding: var(--s2);
  }

  .mockup__row {
    grid-template-columns: 1fr;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}