/* ==========================================================================
   divyansh.tech design system
   Palette: ink navy / warm white / electric blue / mint / muted slate
   ========================================================================== */

:root {
  /* Surfaces */
  --ink: #101827;
  --ink-2: #18233a;
  --ink-3: #223052;
  --paper: #f7f8f4;
  --paper-2: #eef0e9;
  --white: #ffffff;

  /* Accents */
  --blue: #4563ff;
  --blue-hover: #3550e8;
  --blue-ink: #2c3ebf; /* 7.7:1 on warm white, for blue text on light */
  --mint: #63e0c0;
  --mint-ink: #17806a; /* mint family, readable on light surfaces */

  /* Text */
  --slate: #5a6478; /* 5.6:1 on warm white */
  --slate-strong: #3c4657;
  --on-ink: #f7f8f4;
  --on-ink-soft: #a8b4c6; /* 8.5:1 on ink navy */

  /* Structure */
  --line: #dcdfd6;
  --line-strong: #c6cabd;
  --line-ink: rgba(247, 248, 244, 0.14);

  --radius: 6px;
  --radius-lg: 10px;
  --max: 1280px;
  --gutter: 40px;

  /* Motion tokens */
  --t-fast: 180ms; /* button and link feedback */
  --t-mid: 260ms;
  --t-reveal: 460ms; /* section reveals */
  --t-stagger: 65ms;
  --lift: 18px; /* entrance displacement */
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-out: cubic-bezier(0, 0, 0.22, 1);

  /* Isometric artwork */
  --iso-plat-top: #1c2942;
  --iso-plat-right: #162034;
  --iso-plat-left: #0f1726;
  --iso-grid: rgba(99, 224, 192, 0.16);
  --iso-outline: rgba(247, 248, 244, 0.18);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Manrope, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.62;
  font-weight: 450;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

/* Component display rules must never win over the hidden attribute. */
[hidden] {
  display: none !important;
}

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

p {
  margin: 0;
  color: var(--slate);
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  color: inherit;
  font-weight: 750;
  letter-spacing: -0.035em;
  line-height: 1.03;
  text-wrap: balance;
}

h1 {
  font-size: clamp(2.6rem, 4.75vw, 4.2rem);
  letter-spacing: -0.042em;
  line-height: 1.05;
}

h2 {
  font-size: clamp(2rem, 3.9vw, 3.35rem);
  letter-spacing: -0.04em;
}

h3 {
  font-size: clamp(1.15rem, 1.5vw, 1.4rem);
  line-height: 1.18;
  letter-spacing: -0.025em;
}

h4 {
  font-size: 0.95rem;
  letter-spacing: -0.01em;
}

strong {
  font-weight: 700;
  color: var(--ink);
}

:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 3px;
  border-radius: 2px;
}

.on-ink :focus-visible,
.panel-ink :focus-visible {
  outline-color: var(--mint);
}

::selection {
  background: var(--blue);
  color: #fff;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: -60px;
  z-index: 300;
  background: var(--ink);
  color: var(--on-ink);
  padding: 12px 18px;
  border-radius: var(--radius);
  font-weight: 700;
  transition: top var(--t-fast) var(--ease);
}

.skip-link:focus {
  top: 14px;
}

/* --------------------------------------------------------------------------
   Layout primitives
   -------------------------------------------------------------------------- */

.shell {
  width: 100%;
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.shell--narrow {
  max-width: 880px;
}

.section {
  padding-block: clamp(72px, 8vw, 128px);
  position: relative;
}

.section--tight {
  padding-block: clamp(56px, 5vw, 84px);
}

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

.on-ink p,
.on-ink li {
  color: var(--on-ink-soft);
}

.on-paper-2 {
  background: var(--paper-2);
}

.on-white {
  background: var(--white);
}

/* Section label: mono numbering plus title */
.kicker {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 26px;
}

.kicker::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line-strong);
}

.kicker--ink {
  color: var(--mint);
}

.kicker--ink::after {
  background: var(--line-ink);
}

.kicker__num {
  color: var(--blue-ink);
}

.kicker--ink .kicker__num {
  color: var(--on-ink-soft);
}

.lede {
  font-size: clamp(1.05rem, 1.35vw, 1.2rem);
  line-height: 1.62;
  max-width: 62ch;
}

/* Editorial column that stacks a kicker, a heading and prose directly.
   Everything else in the system spaces itself through grid gaps. */
.stack > * + * {
  margin-top: 20px;
}

.stack > .kicker + *,
.stack > .error-code + * {
  margin-top: 16px;
}

/* Large headings need a wider optical gap than body copy does. */
.stack > h1 + *,
.stack > h2 + * {
  margin-top: 26px;
}

.outro {
  margin-top: 32px;
}

.stack > * + .btn-row {
  margin-top: 34px;
}

.stack > p + h2,
.stack > p + h3,
.stack > ul + h2,
.stack > ul + h3,
.stack > .contact-methods + h3 {
  margin-top: 40px;
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 24px 64px;
  align-items: end;
  margin-bottom: clamp(40px, 4vw, 64px);
}

.section-head > p {
  padding-bottom: 6px;
}

/* --------------------------------------------------------------------------
   Buttons and links
   -------------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 52px;
  padding: 0 26px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font: inherit;
  font-weight: 700;
  font-size: 0.98rem;
  letter-spacing: -0.01em;
  cursor: pointer;
  text-align: center;
  transition: background var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease),
    color var(--t-fast) var(--ease), transform var(--t-fast) var(--ease),
    box-shadow var(--t-fast) var(--ease);
}

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

.btn--primary {
  background: var(--blue);
  color: #fff;
  box-shadow: 0 1px 0 rgba(16, 24, 39, 0.14);
}

.btn--primary:hover {
  background: var(--blue-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 22px -12px rgba(69, 99, 255, 0.7);
}

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

.btn--ghost:hover {
  border-color: var(--ink);
  background: rgba(16, 24, 39, 0.04);
  transform: translateY(-2px);
}

.btn--ghost-ink {
  border-color: var(--line-ink);
  color: var(--on-ink);
  background: rgba(247, 248, 244, 0.05);
}

.btn--ghost-ink:hover {
  border-color: var(--mint);
  color: var(--mint);
  transform: translateY(-2px);
}

.btn[disabled],
.btn[aria-disabled="true"] {
  opacity: 0.6;
  cursor: progress;
  transform: none;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* Text link with an animated rule */
.tlink {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: var(--blue-ink);
  padding-bottom: 3px;
  background-image: linear-gradient(var(--blue-ink), var(--blue-ink));
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 0% 2px;
  transition: background-size var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.tlink:hover,
.tlink:focus-visible {
  background-size: 100% 2px;
}

.tlink__arrow {
  transition: transform var(--t-fast) var(--ease);
}

.tlink:hover .tlink__arrow {
  transform: translateX(4px);
}

.tlink--ink {
  color: var(--mint);
  background-image: linear-gradient(var(--mint), var(--mint));
}

/* --------------------------------------------------------------------------
   Header and navigation
   -------------------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 120;
  background: rgba(247, 248, 244, 0.82);
  backdrop-filter: blur(12px) saturate(1.4);
  border-bottom: 1px solid transparent;
  transition: background var(--t-mid) var(--ease), border-color var(--t-mid) var(--ease),
    box-shadow var(--t-mid) var(--ease);
}

.site-header.is-stuck {
  background: rgba(247, 248, 244, 0.95);
  border-bottom-color: var(--line);
  box-shadow: 0 1px 18px -8px rgba(16, 24, 39, 0.28);
}

.nav {
  display: flex;
  align-items: center;
  gap: 32px;
  min-height: 74px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-weight: 800;
  font-size: 1.04rem;
  letter-spacing: -0.035em;
  margin-right: auto;
}

.brand__mark {
  width: 26px;
  height: 26px;
  flex: none;
  transition: transform var(--t-mid) var(--ease);
}

.brand:hover .brand__mark {
  transform: translateY(-2px) rotate(-4deg);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav__link {
  position: relative;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--slate-strong);
  padding: 6px 0;
  transition: color var(--t-fast) var(--ease);
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  height: 2px;
  width: 100%;
  background: var(--blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-fast) var(--ease);
}

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

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

.nav__cta {
  min-height: 44px;
  padding: 0 18px;
  font-size: 0.92rem;
}

.nav__toggle {
  display: none;
  align-items: center;
  gap: 9px;
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: transparent;
  font: inherit;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--ink);
  cursor: pointer;
}

.nav__burger {
  position: relative;
  width: 16px;
  height: 10px;
  flex: none;
}

.nav__burger span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--ink);
  transition: transform var(--t-fast) var(--ease), opacity var(--t-fast) var(--ease);
}

.nav__burger span:nth-child(1) {
  top: 0;
}

.nav__burger span:nth-child(2) {
  top: 4px;
}

.nav__burger span:nth-child(3) {
  top: 8px;
}

.nav__toggle[aria-expanded="true"] .nav__burger span:nth-child(1) {
  transform: translateY(4px) rotate(45deg);
}

.nav__toggle[aria-expanded="true"] .nav__burger span:nth-child(2) {
  opacity: 0;
}

.nav__toggle[aria-expanded="true"] .nav__burger span:nth-child(3) {
  transform: translateY(-4px) rotate(-45deg);
}

.nav__scrim {
  display: none;
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */

.hero {
  position: relative;
  overflow: hidden;
  background: var(--paper);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  background-position: center top;
  opacity: 0.5;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 72%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(0, 1fr);
  align-items: stretch;
  gap: 0 clamp(36px, 3.4vw, 60px);
}

.hero__copy {
  padding-block: clamp(56px, 7vw, 104px);
  align-self: center;
}

.hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 26px;
  white-space: nowrap;
}

.hero__eyebrow::before {
  content: "";
  width: 28px;
  height: 2px;
  flex: none;
  background: var(--blue);
}

.hero h1 {
  margin-bottom: 28px;
}

/* The clip window for the headline entrance. Padding extends the clip box so
   descenders and full stops are not sliced off; the negative margin keeps the
   visual line spacing unchanged. */
.hero h1 .line {
  display: block;
  overflow: hidden;
  padding-bottom: 0.1em;
  margin-bottom: -0.1em;
}

.hero h1 .line > span {
  display: block;
}

.hero h1 .line--2 > span {
  color: var(--blue-ink);
}

.hero__sub {
  font-size: clamp(1.05rem, 1.3vw, 1.18rem);
  max-width: 46ch;
  margin-bottom: 34px;
}

.hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin-top: 34px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--slate);
}

/* Navy stage that bleeds to the right viewport edge */
.hero__stage {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: clamp(28px, 3vw, 44px) 0 clamp(28px, 3vw, 44px) clamp(28px, 3vw, 48px);
  color: var(--on-ink);
  justify-content: center;
}

.hero__stage::before {
  content: "";
  position: absolute;
  inset: 0 -100% 0 0;
  background: var(--ink);
  z-index: 0;
}

.hero__stage::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, transparent, var(--mint) 30%, var(--blue) 78%, transparent);
  z-index: 1;
}

.hero__stage > * {
  position: relative;
  z-index: 2;
}

/* --------------------------------------------------------------------------
   Isometric system illustration
   -------------------------------------------------------------------------- */

.iso-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.iso-tag {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--on-ink-soft);
}

.iso-tag::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--mint);
  flex: none;
}

/* The replay control only does something once the sequence script is running. */
.iso-replay {
  display: none;
}

.js .iso-replay {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 36px;
  padding: 0 14px;
  border: 1px solid var(--line-ink);
  border-radius: var(--radius);
  background: rgba(247, 248, 244, 0.04);
  font: inherit;
  font-size: 0.8rem;
  font-weight: 650;
  color: var(--on-ink);
  cursor: pointer;
  transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease),
    background var(--t-fast) var(--ease);
}

.iso-replay:hover {
  border-color: var(--mint);
  color: var(--mint);
}

.iso-replay svg {
  width: 13px;
  height: 13px;
  flex: none;
  transition: transform var(--t-mid) var(--ease);
}

.iso-replay:hover svg {
  transform: rotate(-90deg);
}

.iso-wrap {
  position: relative;
}

.iso {
  display: block;
  width: 100%;
  height: auto;
}

/* Faces */
.iso-face {
  stroke: none;
}

.iso-face--platform {
  fill: var(--iso-plat-top);
}

.iso-platform > .iso-face--right {
  fill: var(--iso-plat-right);
}

.iso-platform > .iso-face--left {
  fill: var(--iso-plat-left);
}

.iso-grid line {
  stroke: var(--iso-grid);
  stroke-width: 1;
}

.iso-face-outline {
  fill: none;
  stroke: var(--iso-outline);
  stroke-width: 1.25;
}

.iso-module--blue .iso-face--top {
  fill: #3d57e8;
}
.iso-module--blue .iso-face--right {
  fill: #2f45c4;
}
.iso-module--blue .iso-face--left {
  fill: #24359b;
}
.iso-module--blue .iso-label {
  fill: #fff;
}

.iso-module--mint .iso-face--top {
  fill: var(--mint);
}
.iso-module--mint .iso-face--right {
  fill: #45bca0;
}
.iso-module--mint .iso-face--left {
  fill: #329682;
}
.iso-module--mint .iso-label {
  fill: var(--ink);
}

.iso-module--deep .iso-face--top {
  fill: #4d6494;
}
.iso-module--deep .iso-face--right {
  fill: #3a4d75;
}
.iso-module--deep .iso-face--left {
  fill: #2a3958;
}
.iso-module--deep .iso-label {
  fill: #fff;
}

.iso-module--pale .iso-face--top {
  fill: #aebacb;
}
.iso-module--pale .iso-face--right {
  fill: #8693a8;
}
.iso-module--pale .iso-face--left {
  fill: #626e82;
}
.iso-module--pale .iso-label {
  fill: var(--ink);
}

.iso-label {
  font-family: Manrope, ui-sans-serif, system-ui, sans-serif;
  font-size: 13.5px;
  font-weight: 750;
  letter-spacing: -0.01em;
}

.iso-label--outer {
  fill: var(--mint);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
}

.iso-leader {
  stroke: var(--mint);
  stroke-width: 1.25;
  opacity: 0.75;
}

/* Connectors */
.iso-connector {
  fill: none;
  stroke: var(--mint);
  stroke-width: 2.25;
  stroke-linecap: round;
  opacity: 0.9;
}

/* Request marker. At rest it sits mid-way along the Product to APIs leg, where
   it is visible rather than tucked behind a module. */
.iso-request {
  transform: translate(53px, 54.4px);
}

.iso-request-halo {
  fill: var(--mint);
  opacity: 0.22;
}

.iso-request-dot {
  fill: var(--paper);
  stroke: var(--mint);
  stroke-width: 1.5;
}

/* Module groups respond to selection */
.iso-module,
.iso-platform,
.iso-annotation {
  transition: opacity var(--t-mid) var(--ease), transform var(--t-mid) var(--ease);
}

.iso-module {
  cursor: pointer;
}

.iso[data-active] .iso-module,
.iso[data-active] .iso-platform,
.iso[data-active] .iso-annotation {
  opacity: 0.42;
}

.iso[data-active] [data-iso-module].is-active,
.iso[data-active] .iso-platform.is-active {
  opacity: 1;
}

.iso-module.is-active {
  transform: translateY(-7px);
}

.iso-module.is-active .iso-face-outline {
  stroke: var(--mint);
  stroke-width: 2;
}

.iso-platform.is-active .iso-face--platform {
  fill: var(--ink-3);
}

/* Legend: accessible controls bound to the illustration */
.iso-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.iso-legend__btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  padding: 0 13px;
  border: 1px solid var(--line-ink);
  border-radius: var(--radius);
  background: rgba(247, 248, 244, 0.04);
  font: inherit;
  font-size: 0.85rem;
  font-weight: 650;
  color: var(--on-ink);
  cursor: pointer;
  transition: border-color var(--t-fast) var(--ease), background var(--t-fast) var(--ease),
    transform var(--t-fast) var(--ease);
}

.iso-legend__btn::before {
  content: "";
  width: 9px;
  height: 9px;
  flex: none;
  background: var(--dot, var(--on-ink-soft));
  transform: rotate(45deg);
}

.iso-legend__btn:hover {
  border-color: rgba(99, 224, 192, 0.5);
  transform: translateY(-2px);
}

.iso-legend__btn[aria-selected="true"] {
  background: var(--paper);
  border-color: var(--paper);
  color: var(--ink);
}

.iso-note {
  min-height: 76px;
  padding: 16px 18px;
  border: 1px solid var(--line-ink);
  border-left: 2px solid var(--mint);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: rgba(247, 248, 244, 0.035);
}

.iso-note__panel {
  display: grid;
  gap: 4px;
}

.iso-note__panel + .iso-note__panel {
  margin-top: 14px;
}

.js .iso-note__panel[hidden] {
  display: none;
}

.iso-note__name {
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mint);
}

.iso-note__text {
  color: var(--on-ink);
  font-size: 0.97rem;
  line-height: 1.55;
}

/* --------------------------------------------------------------------------
   Experience strip
   -------------------------------------------------------------------------- */

.strip {
  background: var(--ink);
  color: var(--on-ink);
  border-block: 1px solid rgba(247, 248, 244, 0.08);
}

.strip__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
  padding-block: 26px;
}

.strip__item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-right: 40px;
  font-size: clamp(0.95rem, 1.15vw, 1.1rem);
  font-weight: 650;
  letter-spacing: -0.015em;
  color: var(--on-ink);
}

.strip__item + .strip__item {
  padding-left: 40px;
  border-left: 1px solid var(--line-ink);
}

.strip__item span {
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--mint);
  letter-spacing: 0.1em;
}

/* --------------------------------------------------------------------------
   Work: large alternating editorial rows
   -------------------------------------------------------------------------- */

.work {
  display: grid;
  gap: clamp(64px, 7vw, 112px);
}

.work__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(32px, 4vw, 72px);
  align-items: center;
}

.work__item:nth-child(even) .work__figure {
  order: -1;
}

.work__index {
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--blue-ink);
  margin-bottom: 16px;
  display: block;
}

.work__body h3 {
  font-size: clamp(1.45rem, 2.3vw, 2.05rem);
  letter-spacing: -0.035em;
  margin-bottom: 18px;
}

.work__facts {
  display: grid;
  gap: 0;
  margin-top: 26px;
  border-top: 1px solid var(--line);
}

.work__facts > div {
  display: grid;
  grid-template-columns: 152px minmax(0, 1fr);
  gap: 8px 24px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.work__facts dt {
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--slate);
  padding-top: 3px;
}

.work__facts dd {
  margin: 0;
  color: var(--slate-strong);
  font-size: 0.97rem;
  line-height: 1.55;
}

.work__figure {
  position: relative;
  background: var(--ink);
  border-radius: var(--radius-lg);
  padding: clamp(22px, 2.6vw, 38px);
  display: flex;
  flex-direction: column;
  gap: 18px;
  overflow: hidden;
}

.work__figure::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(247, 248, 244, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(247, 248, 244, 0.045) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

.work__figure > * {
  position: relative;
}

.iso-mini {
  display: block;
  width: 100%;
  max-width: 420px;
  height: auto;
  margin-inline: auto;
}

.work__figcap {
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.13em;
  line-height: 1.5;
  text-transform: uppercase;
  color: var(--on-ink-soft);
  display: flex;
  align-items: flex-start;
  gap: 9px;
}

.work__figcap::before {
  content: "";
  width: 18px;
  height: 1px;
  margin-top: 0.6em;
  background: var(--mint);
  flex: none;
}

.notice {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--blue);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: var(--white);
  font-size: 0.94rem;
  line-height: 1.55;
  color: var(--slate-strong);
  margin-bottom: clamp(40px, 4vw, 60px);
  max-width: 78ch;
}

.notice strong {
  display: block;
  margin-bottom: 2px;
}

/* --------------------------------------------------------------------------
   Capabilities: editorial list with a shared responsive visual
   -------------------------------------------------------------------------- */

.cap {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: clamp(36px, 4vw, 76px);
  align-items: start;
}

.cap__list {
  display: grid;
  border-top: 1px solid var(--line-ink);
}

.cap__row {
  position: relative;
  border-bottom: 1px solid var(--line-ink);
  transition: background var(--t-mid) var(--ease), padding-left var(--t-mid) var(--ease);
}

.cap__row::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--mint);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform var(--t-mid) var(--ease);
}

.cap__row:hover {
  background: rgba(247, 248, 244, 0.035);
}

.cap__row.is-open::before {
  transform: scaleY(1);
}

.cap__rowhead {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
  letter-spacing: inherit;
}

.cap__trigger {
  display: flex;
  align-items: baseline;
  gap: 16px;
  width: 100%;
  padding: 26px 24px 26px 0;
  border: 0;
  background: transparent;
  font: inherit;
  font-size: clamp(1.2rem, 1.75vw, 1.55rem);
  font-weight: 750;
  letter-spacing: -0.025em;
  line-height: 1.18;
  text-align: left;
  color: var(--on-ink);
  cursor: pointer;
  transition: padding-left var(--t-mid) var(--ease);
}

.cap__row:hover .cap__trigger,
.cap__row.is-open .cap__trigger {
  padding-left: 20px;
}

.cap__num {
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--on-ink-soft);
  flex: none;
  transition: color var(--t-fast) var(--ease);
}

.cap__row.is-open .cap__num {
  color: var(--mint);
}

.cap__body {
  padding: 0 24px 26px 56px;
  max-width: 62ch;
}

.cap__row:hover .cap__body,
.cap__row.is-open .cap__body {
  padding-left: 76px;
}

.cap__body p {
  font-size: 0.97rem;
}

.cap__body p + p {
  margin-top: 12px;
}

.cap__visual {
  position: sticky;
  top: 118px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 30px;
  border: 1px solid var(--line-ink);
  border-radius: var(--radius-lg);
  background: rgba(247, 248, 244, 0.03);
}

.iso-stack {
  display: block;
  width: 100%;
  height: auto;
}

.iso-plate .iso-face--top {
  fill: #33456b;
}
.iso-plate .iso-face--right {
  fill: #283757;
}
.iso-plate .iso-face--left {
  fill: #1d2941;
}

.iso-plate {
  transition: transform var(--t-reveal) var(--ease), opacity var(--t-mid) var(--ease);
}

.iso-stack[data-active] .iso-plate {
  opacity: 0.72;
}

.iso-plate.is-active {
  opacity: 1;
  transform: translate(26px, 0);
}

.iso-plate.is-active .iso-face--top {
  fill: var(--mint);
}
.iso-plate.is-active .iso-face--right {
  fill: #45bca0;
}
.iso-plate.is-active .iso-face--left {
  fill: #329682;
}

.cap__visual figcaption {
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.66rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--on-ink-soft);
  line-height: 1.7;
}

.cap__visual figcaption b {
  display: block;
  color: var(--mint);
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   Approach: connected sequence with a self-drawing path
   -------------------------------------------------------------------------- */

.flow {
  position: relative;
}

.flow__path {
  display: block;
  width: 100%;
  height: auto;
  margin-bottom: -8px;
}

.flow__path path {
  fill: none;
  stroke: var(--blue);
  stroke-width: 2.5;
  stroke-linecap: round;
}

.flow__path circle {
  fill: var(--paper);
  stroke: var(--blue);
  stroke-width: 2.5;
}

.flow__path .flow__node-core {
  fill: var(--blue);
  stroke: none;
}

.flow__steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 24px;
}

.flow__step h3 {
  font-size: 1.12rem;
  margin-bottom: 8px;
}

.flow__step p {
  font-size: 0.92rem;
  line-height: 1.55;
}

.flow__num {
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--blue-ink);
  display: block;
  margin-bottom: 10px;
}

.flow__detail {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1px;
  margin-top: clamp(48px, 5vw, 72px);
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.flow__detail > div {
  background: var(--white);
  padding: 24px;
}

.flow__detail h4 {
  margin-bottom: 8px;
}

.flow__detail p {
  font-size: 0.92rem;
  line-height: 1.55;
}

/* --------------------------------------------------------------------------
   About and founder work
   -------------------------------------------------------------------------- */

.about {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  gap: clamp(32px, 4vw, 68px);
  align-items: start;
}

.portrait {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--ink);
  aspect-ratio: 4 / 5;
  display: grid;
  place-items: center;
}

.portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.portrait__fallback {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 26px;
  color: var(--on-ink);
}

.portrait__fallback::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(247, 248, 244, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(247, 248, 244, 0.05) 1px, transparent 1px);
  background-size: 34px 34px;
}

.portrait__fallback > * {
  position: relative;
}

.portrait__mono {
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--on-ink-soft);
}

.portrait__initials {
  font-size: clamp(3.4rem, 7vw, 5.2rem);
  font-weight: 800;
  letter-spacing: -0.06em;
  line-height: 0.9;
  color: var(--paper);
}

.portrait__initials b {
  color: var(--mint);
}

.about__copy p + p {
  margin-top: 16px;
}

.about__copy .lede {
  color: var(--ink);
  font-weight: 500;
}

.ventures {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin-top: 40px;
}

.venture {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  transition: border-color var(--t-fast) var(--ease), transform var(--t-fast) var(--ease);
}

.venture:hover {
  border-color: var(--line-strong);
  transform: translateY(-2px);
}

.venture h4 {
  font-size: 1.05rem;
  margin-bottom: 4px;
}

.venture__status {
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.64rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mint-ink);
  display: block;
  margin-bottom: 10px;
}

.venture p {
  font-size: 0.93rem;
  line-height: 1.55;
}

/* --------------------------------------------------------------------------
   Contact
   -------------------------------------------------------------------------- */

.contact-close {
  position: relative;
  overflow: hidden;
}

.contact-close::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(247, 248, 244, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(247, 248, 244, 0.05) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(120% 90% at 82% 10%, rgba(0, 0, 0, 0.9), transparent 70%);
  pointer-events: none;
}

.contact-close > * {
  position: relative;
}

.contact-close h2 {
  font-size: clamp(2.3rem, 5.2vw, 4.2rem);
  max-width: 22ch;
}

.contact-close .lede {
  margin-top: 24px;
  color: var(--on-ink-soft);
}

.contact-close .btn-row {
  margin-top: 38px;
}

.contact-close__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 32px;
  margin-top: 40px;
  padding-top: 26px;
  border-top: 1px solid var(--line-ink);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--on-ink-soft);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */

.footer {
  background: var(--paper);
  border-top: 1px solid var(--line);
  padding-block: 56px 28px;
}

.footer__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) repeat(3, minmax(0, 0.8fr));
  gap: 36px;
}

.footer p {
  margin-top: 14px;
  max-width: 34ch;
  font-size: 0.94rem;
}

.footer h4 {
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 16px;
}

.footer__links {
  display: grid;
  gap: 11px;
  align-content: start;
  font-size: 0.94rem;
  font-weight: 600;
}

.footer__links a {
  color: var(--slate-strong);
  transition: color var(--t-fast) var(--ease);
  justify-self: start;
}

.footer__links a:hover {
  color: var(--blue-ink);
}

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px 28px;
  margin-top: 48px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  font-size: 0.86rem;
  color: var(--slate);
}

/* --------------------------------------------------------------------------
   Inner pages
   -------------------------------------------------------------------------- */

.page-hero {
  position: relative;
  background: var(--ink);
  color: var(--on-ink);
  padding-block: clamp(64px, 8vw, 116px) clamp(56px, 6vw, 92px);
  overflow: hidden;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(247, 248, 244, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(247, 248, 244, 0.05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(110% 100% at 85% 0%, rgba(0, 0, 0, 0.9), transparent 68%);
  pointer-events: none;
}

.page-hero > * {
  position: relative;
}

.page-hero h1 {
  font-size: clamp(2.35rem, 4.6vw, 4rem);
  max-width: 24ch;
}

.page-hero .lede {
  margin-top: 26px;
  color: var(--on-ink-soft);
}

/* Numbered service rows */
.rows {
  display: grid;
  border-top: 1px solid var(--line);
}

.rows__item {
  display: grid;
  grid-template-columns: 64px minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 20px 40px;
  padding: 32px 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
  transition: background var(--t-mid) var(--ease);
}

.rows__item:hover {
  background: rgba(16, 24, 39, 0.025);
}

.rows__num {
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--blue-ink);
  padding-top: 7px;
}

.rows__item h2,
.rows__item h3 {
  font-size: clamp(1.2rem, 1.9vw, 1.6rem);
}

.rows__item p {
  font-size: 0.99rem;
}

/* Simple bordered grid */
.grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.grid-cards > * {
  background: var(--white);
  padding: 28px 26px;
  transition: background var(--t-fast) var(--ease);
}

.grid-cards > *:hover {
  background: var(--paper);
}

.grid-cards h3 {
  font-size: 1.08rem;
  margin-bottom: 10px;
}

.grid-cards p {
  font-size: 0.94rem;
  line-height: 1.55;
}

.grid-cards__tag {
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.64rem;
  font-weight: 600;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--blue-ink);
  display: block;
  margin-bottom: 12px;
}

.bullets {
  display: grid;
  gap: 9px;
  margin-top: 16px;
}

.bullets li {
  position: relative;
  padding-left: 18px;
  font-size: 0.93rem;
  color: var(--slate);
  line-height: 1.5;
}

.bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  background: var(--mint-ink);
  transform: rotate(45deg);
}

.on-ink .bullets li::before {
  background: var(--mint);
}

/* Timeline */
.timeline {
  display: grid;
  gap: 0;
  border-left: 1px solid var(--line-strong);
  padding-left: 0;
}

.timeline__item {
  position: relative;
  padding: 0 0 40px 32px;
}

.timeline__item::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 7px;
  width: 9px;
  height: 9px;
  background: var(--paper);
  border: 2px solid var(--blue);
  transform: rotate(45deg);
}

.timeline__item:last-child {
  padding-bottom: 0;
}

.timeline__meta {
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue-ink);
  display: block;
  margin: 8px 0 10px;
}

.timeline__item p {
  font-size: 0.95rem;
}

/* Definition rows */
.deflist {
  display: grid;
  border-top: 1px solid var(--line);
}

.deflist > div {
  display: grid;
  grid-template-columns: minmax(0, 0.42fr) minmax(0, 1fr);
  gap: 8px 32px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.deflist dt {
  font-weight: 700;
  color: var(--ink);
  font-size: 0.98rem;
}

.deflist dd {
  margin: 0;
  color: var(--slate);
  font-size: 0.95rem;
  line-height: 1.55;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(32px, 4vw, 72px);
  align-items: start;
}

.sticky-col {
  position: sticky;
  top: 118px;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pill {
  padding: 8px 13px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--slate-strong);
}

.on-ink .pill {
  border-color: var(--line-ink);
  background: rgba(247, 248, 244, 0.04);
  color: var(--on-ink);
}

/* --------------------------------------------------------------------------
   Contact page
   -------------------------------------------------------------------------- */

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(36px, 4vw, 72px);
  align-items: start;
}

.contact-form {
  display: grid;
  gap: 18px;
  padding: clamp(24px, 3vw, 36px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--white);
}

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

.field > span {
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--ink);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 50px;
  padding: 13px 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--ink);
  font: inherit;
  font-size: 0.98rem;
  transition: border-color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}

.field input:hover,
.field select:hover,
.field textarea:hover {
  border-color: var(--slate);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  background: var(--white);
  border-color: var(--blue);
}

.field textarea {
  min-height: 150px;
  resize: vertical;
}

.field[data-invalid="true"] input,
.field[data-invalid="true"] select,
.field[data-invalid="true"] textarea {
  border-color: #b3261e;
  background: #fdf4f3;
}

.field__error {
  font-size: 0.86rem;
  font-weight: 600;
  color: #8c1d18;
  min-height: 0;
}

.field__error:empty {
  display: none;
}

.hp {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.form-note {
  font-size: 0.88rem;
  line-height: 1.55;
}

.form-status {
  display: none;
  padding: 14px 16px;
  border-radius: var(--radius);
  font-size: 0.93rem;
  font-weight: 600;
  line-height: 1.5;
  border: 1px solid transparent;
}

.form-status.is-visible {
  display: block;
}

.form-status.is-success {
  background: #eefaf6;
  border-color: #9bdcc8;
  color: #10614f;
}

.form-status.is-error {
  background: #fdf4f3;
  border-color: #e6b4b0;
  color: #8c1d18;
}

.contact-methods {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: 28px;
}

.contact-methods a {
  display: grid;
  gap: 3px;
  padding: 20px 22px;
  background: var(--white);
  transition: background var(--t-fast) var(--ease);
}

.contact-methods a:hover {
  background: var(--paper);
}

.contact-methods b {
  font-size: 1rem;
}

.contact-methods span {
  font-size: 0.9rem;
  color: var(--slate);
}

/* 404 */
.error-page {
  min-height: 62vh;
  display: grid;
  align-content: center;
}

.error-code {
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--mint);
}

/* --------------------------------------------------------------------------
   Reveal on scroll (opt-in, only when JS is present)
   -------------------------------------------------------------------------- */

.js .reveal {
  opacity: 0;
  transform: translateY(var(--lift));
  transition: opacity var(--t-reveal) var(--ease-out), transform var(--t-reveal) var(--ease-out);
  transition-delay: calc(var(--i, 0) * var(--t-stagger));
}

.js .reveal.is-in {
  opacity: 1;
  transform: none;
}

/* --------------------------------------------------------------------------
   Hero headline entrance
   -------------------------------------------------------------------------- */

.js .hero h1 .line > span {
  transform: translateY(105%);
  animation: line-rise 620ms var(--ease) forwards;
  animation-delay: calc(90ms + var(--i, 0) * 80ms);
}

@keyframes line-rise {
  to {
    transform: translateY(0);
  }
}

.js .hero__eyebrow,
.js .hero__sub,
.js .hero .btn-row,
.js .hero__facts {
  opacity: 0;
  animation: fade-rise var(--t-reveal) var(--ease-out) forwards;
}

.js .hero__eyebrow {
  animation-delay: 40ms;
}
.js .hero__sub {
  animation-delay: 300ms;
}
.js .hero .btn-row {
  animation-delay: 370ms;
}
.js .hero__facts {
  animation-delay: 440ms;
}

@keyframes fade-rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* --------------------------------------------------------------------------
   Hero system assembly sequence
   -------------------------------------------------------------------------- */

/* Modules start slightly separated from their final positions. */
.js .iso.is-armed .iso-platform,
.js .iso.is-armed .iso-module,
.js .iso.is-armed .iso-annotation {
  opacity: 0;
}

.js .iso.is-armed .iso-connector {
  stroke-dasharray: var(--len, 130);
  stroke-dashoffset: var(--len, 130);
}

.js .iso.is-armed .iso-request {
  opacity: 0;
}

.js .iso.is-playing .iso-platform,
.js .iso.is-playing .iso-module {
  animation: iso-settle 520ms var(--ease) both;
  animation-delay: calc(var(--i, 0) * 90ms);
}

.js .iso.is-playing .iso-annotation {
  animation: fade-rise 400ms var(--ease-out) 620ms both;
}

@keyframes iso-settle {
  from {
    opacity: 0;
    transform: translateY(-22px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.js .iso.is-playing .iso-connector {
  animation: iso-draw 620ms var(--ease-out) both;
  animation-delay: calc(700ms + var(--n, 0) * 70ms);
}

@keyframes iso-draw {
  from {
    stroke-dashoffset: var(--len, 130);
  }
  to {
    stroke-dashoffset: 0;
  }
}

.js .iso.is-playing .iso-request {
  animation: iso-request-fade 1700ms linear 1250ms both,
    iso-request-travel 1700ms linear 1250ms both;
}

@keyframes iso-request-fade {
  0% {
    opacity: 0;
  }
  8% {
    opacity: 1;
  }
  88% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}

/* Generated from the isometric geometry: the connector ring corners. */
@keyframes iso-request-travel {
  0% {
    transform: translate(0px, 23.8px);
  }
  25% {
    transform: translate(106px, 85px);
  }
  50% {
    transform: translate(0px, 146.2px);
  }
  75% {
    transform: translate(-106px, 85px);
  }
  100% {
    transform: translate(0px, 23.8px);
  }
}

/* Self-drawing approach path */
.js .flow__path.is-armed path {
  stroke-dasharray: var(--len, 2000);
  stroke-dashoffset: var(--len, 2000);
}

.js .flow__path.is-armed circle {
  opacity: 0;
}

.js .flow__path.is-drawn path {
  animation: iso-draw 1100ms var(--ease-out) forwards;
}

.js .flow__path.is-drawn circle {
  animation: fade-rise 320ms var(--ease-out) forwards;
  animation-delay: calc(340ms + var(--i, 0) * 130ms);
}

/* Mini diagram connectors draw when their figure enters view */
.js .work__figure .iso-connector {
  stroke-dasharray: var(--len, 100);
  stroke-dashoffset: var(--len, 100);
}

.js .work__figure.is-in .iso-connector {
  animation: iso-draw 560ms var(--ease-out) forwards;
  animation-delay: calc(220ms + var(--n, 0) * 90ms);
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */

@media (max-width: 1120px) {
  :root {
    --gutter: 32px;
  }

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

  .hero__copy {
    max-width: 100%;
    padding-block: clamp(48px, 6vw, 76px) 34px;
  }

  .hero__stage {
    padding: 30px;
    border-radius: var(--radius-lg);
    margin-bottom: 56px;
  }

  .hero__stage::before {
    inset: 0;
    border-radius: var(--radius-lg);
  }

  .hero__stage::after {
    display: none;
  }

  .iso-wrap {
    max-width: 520px;
    margin-inline: auto;
    width: 100%;
  }

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

  .cap__visual {
    position: static;
    order: -1;
    flex-direction: row;
    align-items: center;
    gap: 28px;
  }

  .iso-stack {
    max-width: 240px;
  }

  .split,
  .contact-grid,
  .about,
  .section-head {
    grid-template-columns: minmax(0, 1fr);
  }

  .section-head {
    align-items: start;
  }

  .sticky-col {
    position: static;
  }

  .about .portrait {
    max-width: 300px;
  }

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

  .flow__steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px 32px;
  }

  .flow__path {
    display: none;
  }

  .flow__step {
    padding-left: 20px;
    border-left: 2px solid var(--line-strong);
  }
}

@media (max-width: 860px) {
  .nav__links {
    position: fixed;
    inset: 74px 16px auto 16px;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 16px;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    box-shadow: 0 24px 50px -20px rgba(16, 24, 39, 0.4);
    z-index: 130;
  }

  .js .nav__links {
    display: none;
  }

  .js .nav__links.is-open {
    display: flex;
  }

  .nav__link {
    padding: 13px 8px;
    font-size: 1rem;
    border-bottom: 1px solid var(--line);
  }

  .nav__link::after {
    display: none;
  }

  .nav__cta {
    margin-top: 12px;
    min-height: 50px;
  }

  .js .nav__toggle {
    display: inline-flex;
  }

  .js .nav__scrim.is-open {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 110;
    background: rgba(16, 24, 39, 0.35);
  }

  .work__item {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

  .work__item:nth-child(even) .work__figure {
    order: 0;
  }

  .work__facts > div {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }

  .rows__item {
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 6px 16px;
  }

  .rows__item p {
    grid-column: 2;
  }

  .deflist > div {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 640px) {
  :root {
    --gutter: 20px;
  }

  html {
    scroll-padding-top: 78px;
  }

  .nav {
    min-height: 66px;
  }

  .nav__links {
    inset: 66px 12px auto 12px;
  }

  .hero__eyebrow {
    white-space: normal;
    font-size: 0.64rem;
  }

  .hero__stage {
    padding: 20px;
  }

  /* Simplified illustration on small screens: hide fine grid detail */
  .iso-grid {
    display: none;
  }

  .iso-label {
    font-size: 15px;
  }

  .iso-label--outer {
    font-size: 13px;
  }

  .strip__list {
    display: grid;
    gap: 14px;
    padding-block: 22px;
  }

  .strip__item {
    padding-right: 0;
  }

  .strip__item + .strip__item {
    padding-left: 0;
    border-left: 0;
    border-top: 1px solid var(--line-ink);
    padding-top: 14px;
  }

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

  .cap__visual {
    flex-direction: column;
    align-items: stretch;
    padding: 22px;
  }

  /* Reclaim the number gutter: the measure matters more than the indent here. */
  .cap__trigger {
    padding: 22px 0;
  }

  .cap__body {
    padding: 0 0 24px;
  }

  .cap__row:hover .cap__trigger,
  .cap__row.is-open .cap__trigger,
  .cap__row:hover .cap__body,
  .cap__row.is-open .cap__body {
    padding-left: 14px;
  }

  .iso-stack {
    max-width: 200px;
    margin-inline: auto;
  }

  .btn {
    width: 100%;
  }

  .btn-row {
    display: grid;
    gap: 10px;
  }

  .iso-replay,
  .iso-legend__btn,
  .contact-methods a,
  .footer__links a,
  .tlink {
    width: auto;
  }

  .footer__bottom {
    flex-direction: column;
    gap: 8px;
  }
}

/* --------------------------------------------------------------------------
   Reduced motion: complete static composition, no movement
   -------------------------------------------------------------------------- */

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

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-delay: 0ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    transition-delay: 0ms !important;
  }

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

  .js .hero h1 .line > span,
  .js .hero__eyebrow,
  .js .hero__sub,
  .js .hero .btn-row,
  .js .hero__facts {
    opacity: 1;
    transform: none;
    animation: none;
  }

  /* Show the finished illustration immediately */
  .js .iso.is-armed .iso-platform,
  .js .iso.is-armed .iso-module,
  .js .iso.is-armed .iso-annotation,
  .js .iso .iso-platform,
  .js .iso .iso-module,
  .js .iso .iso-annotation {
    opacity: 1;
    animation: none;
  }

  .js .iso.is-armed .iso-connector,
  .js .iso .iso-connector,
  .js .work__figure .iso-connector,
  .js .flow__path.is-armed path,
  .js .flow__path path {
    stroke-dasharray: none;
    stroke-dashoffset: 0;
    animation: none;
  }

  .js .flow__path.is-armed circle,
  .js .flow__path circle {
    opacity: 1;
    animation: none;
  }

  /* The request marker rests on a connector rather than travelling */
  .js .iso .iso-request,
  .js .iso.is-armed .iso-request,
  .js .iso.is-playing .iso-request {
    opacity: 1;
    animation: none;
    transform: translate(53px, 54.4px);
  }

  .iso-module.is-active,
  .iso-plate.is-active {
    transform: none;
  }

  .iso-plate.is-active {
    opacity: 1;
  }
}

@media print {
  .site-header,
  .nav__scrim,
  .iso-replay,
  .js .iso-replay {
    display: none;
  }
}