:root {
  --ink: #111111;
  --text: #242220;
  --muted: #6f6964;
  --line: #bfbab5;
  --canvas: #f5f5f5;
  --surface: #eceae9;
  --warm: #dbd4cd;
  --frame: #a39e9a;
  --white: #ffffff;
  --font-display: "Avenir Next", "Segoe UI", Arial, sans-serif;
  --font-body: Inter, "Helvetica Neue", Arial, sans-serif;
  --gutter: clamp(1.25rem, 5vw, 5rem);
  --section-space: clamp(5rem, 10vw, 8rem);
  --content-width: 72rem;
  --transition: 180ms ease;
  /* Canonical curves — built-in CSS easings are too weak for UI. */
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
  --ease-drawer: cubic-bezier(0.32, 0.72, 0, 1);
  /* Legacy names alias the canonical curves rather than forking them. */
  --motion-ease: var(--ease-out);
  --motion-out: var(--ease-out);
  --scroll-progress: 0;
  --skew: 0deg;
}

@keyframes page-in {
  from {
    opacity: 0;
  }
}

@keyframes page-rise {
  from {
    transform: translateY(0.75rem);
  }
}

@keyframes status-pulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.35;
    transform: scale(0.6);
  }
}

@keyframes scroll-cue {
  0% {
    transform: translateX(-100%);
  }
  60%,
  100% {
    transform: translateX(100%);
  }
}

@keyframes grain-shift {
  0% {
    transform: translate3d(0, 0, 0);
  }
  10% {
    transform: translate3d(-6%, -4%, 0);
  }
  20% {
    transform: translate3d(-12%, 2%, 0);
  }
  30% {
    transform: translate3d(4%, -8%, 0);
  }
  40% {
    transform: translate3d(-6%, 6%, 0);
  }
  50% {
    transform: translate3d(-12%, -2%, 0);
  }
  60% {
    transform: translate3d(8%, 0, 0);
  }
  70% {
    transform: translate3d(0, 8%, 0);
  }
  80% {
    transform: translate3d(4%, 10%, 0);
  }
  90% {
    transform: translate3d(-6%, 4%, 0);
  }
  100% {
    transform: translate3d(0, 0, 0);
  }
}

/* The entry/exit movement lives on <main>, never on <body>: a transform
   animation on <body> would make it the containing block for every
   position: fixed layer (grain, cursor, progress bar, rail). */
.manual-page-transition body {
  animation: page-in 420ms var(--motion-ease) backwards;
}

.manual-page-transition main {
  animation: page-rise 520ms var(--motion-ease) backwards;
}

.manual-page-transition body.page-leaving {
  opacity: 0;
  transition: opacity 220ms ease-in;
}

.manual-page-transition body.page-leaving main {
  transform: translateY(-0.5rem);
  transition: transform 220ms ease-in;
}

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

html {
  scroll-behavior: smooth;
}

html.lenis-active {
  scroll-behavior: auto;
}

#work,
#about,
#faq,
#principles,
#contact {
  scroll-margin-top: 5.25rem;
}

body {
  margin: 0;
  overflow-x: clip;
  color: var(--text);
  background: var(--canvas);
  font-family: var(--font-body);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

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

a {
  color: inherit;
}

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

h1,
h2,
h3,
.brand,
.button,
.site-nav {
  font-family: var(--font-display);
}

.container {
  width: min(calc(100% - 2 * var(--gutter)), var(--content-width));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 0.5rem;
  left: 0.5rem;
  z-index: 100;
  padding: 0.65rem 1rem;
  color: var(--white);
  background: var(--ink);
  transform: translateY(-150%);
}

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

:focus-visible {
  outline: 3px solid currentColor;
  outline-offset: 4px;
}

/* ---------------------------------------------------------------
   Film grain
   --------------------------------------------------------------- */

.grain {
  display: none;
}

.motion-ready .grain {
  position: fixed;
  inset: -50%;
  z-index: 80;
  display: block;
  width: 200%;
  height: 200%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)' opacity='0.55'/%3E%3C/svg%3E");
  opacity: 0.05;
  pointer-events: none;
  animation: grain-shift 6s steps(10) infinite;
  will-change: transform;
}

/* ---------------------------------------------------------------
   Custom cursor
   --------------------------------------------------------------- */

.cursor {
  display: none;
}

.has-cursor .cursor {
  display: block;
}

.has-cursor body,
.has-cursor a,
.has-cursor button {
  cursor: none;
}

.has-cursor .cursor-dot,
.has-cursor .cursor-ring {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 90;
  display: grid;
  place-items: center;
  border-radius: 50%;
  pointer-events: none;
  mix-blend-mode: difference;
}

.has-cursor .cursor-dot {
  width: 6px;
  height: 6px;
  background: var(--white);
  transform: translate3d(var(--cursor-x, -50px), var(--cursor-y, -50px), 0) translate(-50%, -50%);
}

.has-cursor .cursor-ring {
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--white);
  transform: translate3d(var(--ring-x, -50px), var(--ring-y, -50px), 0) translate(-50%, -50%)
    scale(var(--ring-scale, 1));
  transition: width 450ms var(--motion-ease), height 450ms var(--motion-ease),
    background 450ms var(--motion-ease), opacity 300ms ease;
}

.has-cursor .cursor.is-hover .cursor-ring {
  width: 3.5rem;
  height: 3.5rem;
}

.has-cursor .cursor.is-labelled .cursor-ring {
  width: 5.5rem;
  height: 5.5rem;
  background: var(--white);
}

.has-cursor .cursor.is-labelled .cursor-dot {
  opacity: 0;
}

.cursor-text {
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0;
  transition: opacity 250ms ease;
}

.has-cursor .cursor.is-labelled .cursor-text {
  opacity: 1;
}

.has-cursor .cursor.is-down .cursor-ring {
  --ring-scale: 0.72;
}

.has-cursor .cursor.is-hidden .cursor-dot,
.has-cursor .cursor.is-hidden .cursor-ring {
  opacity: 0;
}

/* ---------------------------------------------------------------
   Intro curtain
   --------------------------------------------------------------- */

.preloader {
  display: none;
}

.is-loading {
  overflow: hidden;
}

.is-loading .preloader,
.preloader.is-done {
  position: fixed;
  inset: 0;
  z-index: 150;
  display: block;
  color: var(--white);
}

.preloader.is-done {
  pointer-events: none;
}

.preloader-panels {
  position: absolute;
  inset: 0;
  display: flex;
}

.preloader-panels i {
  flex: 1;
  background: var(--ink);
  transform: translate3d(0, 0, 0);
  transition: transform 900ms var(--motion-out) var(--panel-delay, 0ms);
}

.preloader-inner {
  position: absolute;
  inset: auto var(--gutter) 22vh;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  transition: opacity 400ms ease, transform 600ms var(--motion-ease);
}

.preloader-name {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 9vw, 6rem);
  font-weight: 400;
  letter-spacing: 0.06em;
  line-height: 1;
  text-transform: uppercase;
}

.preloader-count {
  color: var(--warm);
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.5vw, 1.6rem);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.16em;
}

.preloader-bar {
  position: absolute;
  inset: auto var(--gutter) calc(22vh - 2.5rem);
  height: 1px;
  background: rgb(255 255 255 / 18%);
}

.preloader-bar i {
  display: block;
  height: 100%;
  background: var(--warm);
  transform: scaleX(var(--load, 0));
  transform-origin: left;
}

.preloader.is-done .preloader-inner,
.preloader.is-done .preloader-bar {
  opacity: 0;
  transform: translateY(-1rem);
}

.preloader.is-done .preloader-panels i {
  transform: translate3d(0, -101%, 0);
}

/* ---------------------------------------------------------------
   Header + rail
   --------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  color: var(--white);
  background: var(--ink);
  transition: box-shadow 300ms ease, transform 500ms var(--motion-ease);
}

.home-page.has-scrolled .site-header {
  box-shadow: 0 0.8rem 2rem rgb(17 17 17 / 12%);
}

.header-hidden .site-header {
  transform: translate3d(0, -100%, 0);
}

.scroll-progress {
  position: fixed;
  inset: 0 0 auto;
  z-index: 40;
  height: 2px;
  background: var(--warm);
  pointer-events: none;
  transform: scaleX(var(--scroll-progress));
  transform-origin: left;
}

.header-inner {
  min-height: 4.25rem;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 2rem;
}

.brand {
  width: max-content;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-decoration: none;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  gap: clamp(1.25rem, 3vw, 2.5rem);
}

.site-nav a,
.header-link {
  position: relative;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-decoration: none;
  text-transform: uppercase;
  white-space: nowrap;
}

.site-nav a::after,
.header-link::after {
  position: absolute;
  inset: auto 0 -0.45rem;
  height: 1px;
  background: currentColor;
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 420ms var(--motion-ease);
}

.site-nav a:hover::after,
.header-link:hover::after,
.site-nav a:focus-visible::after,
.header-link:focus-visible::after,
.site-nav a[aria-current="page"]::after {
  transform: scaleX(1);
  transform-origin: left;
}

.header-link {
  justify-self: end;
}

.section-rail {
  display: none;
}

.section-rail a {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.65rem;
  text-decoration: none;
}

.rail-dot {
  width: 7px;
  height: 7px;
  border: 1px solid var(--frame);
  border-radius: 50%;
  transition: background 350ms var(--motion-ease), border-color 350ms var(--motion-ease),
    transform 350ms var(--motion-ease);
}

.rail-label {
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 0.58rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0;
  transform: translateX(0.5rem);
  transition: opacity 350ms ease, transform 350ms var(--motion-ease);
}

.section-rail a:hover .rail-label,
.section-rail a:focus-visible .rail-label,
.section-rail a.is-active .rail-label {
  opacity: 1;
  transform: translateX(0);
}

.section-rail a.is-active .rail-dot {
  background: var(--ink);
  border-color: var(--ink);
  transform: scale(1.3);
}

.section-rail.is-inverted .rail-dot {
  border-color: #6d6864;
}

.section-rail.is-inverted .rail-label {
  color: #a6a19d;
}

.section-rail.is-inverted a.is-active .rail-dot {
  background: var(--warm);
  border-color: var(--warm);
}

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

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

.hero-canvas {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0;
  transition: opacity 1200ms ease 200ms;
}

.motion-ready .hero.is-visible .hero-canvas {
  opacity: 1;
}

.hero-grid {
  position: relative;
  z-index: 1;
  min-height: clamp(40rem, 82vh, 52rem);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: center;
  gap: clamp(3rem, 6vw, 5rem);
  padding-block: clamp(4rem, 9vw, 8rem);
}

.hero-copy {
  opacity: var(--hero-opacity, 1);
  transform: translate3d(0, var(--hero-copy-y, 0), 0);
  will-change: opacity, transform;
}

.eyebrow,
.project-index,
.skill-number {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero h1 {
  margin-top: 1.5rem;
  color: var(--ink);
  font-size: clamp(2.8rem, 5.2vw, 4.4rem);
  font-weight: 400;
  letter-spacing: 0.04em;
  line-height: 1.08;
  text-transform: uppercase;
}

.hero-line {
  display: block;
}

.hero-lead {
  max-width: 34rem;
  margin-top: 2rem;
  font-size: clamp(1rem, 1.5vw, 1.15rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 1.75rem;
  padding: 0.4rem 0.9rem;
  border: 1px solid rgb(17 17 17 / 22%);
  border-radius: 999px;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.status-pill i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ink);
  animation: status-pulse 2.4s ease-in-out infinite;
}

.button {
  position: relative;
  min-height: 2.8rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding-inline: 1.5rem;
  border: 1px solid var(--ink);
  color: var(--white);
  background: var(--ink);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-decoration: none;
  text-transform: uppercase;
  translate: var(--mx, 0) var(--my, 0);
  scale: var(--press, 1);
  transition: color var(--transition), background var(--transition),
    translate 160ms var(--ease-out), scale 160ms var(--ease-out);
}

.button:active {
  --press: 0.97;
}

.button:hover {
  color: var(--ink);
  background: transparent;
}

.button-secondary {
  color: var(--ink);
  background: transparent;
}

.button-secondary:hover {
  color: var(--white);
  background: var(--ink);
}

[data-magnetic] {
  translate: var(--mx, 0) var(--my, 0);
  scale: var(--press, 1);
  transition: translate 160ms var(--ease-out), scale 160ms var(--ease-out);
}

[data-magnetic]:active {
  --press: 0.97;
}

/* The lazy magnetic release is a pointer flourish — gate it to fine pointers so
   touch keeps the snappy 160ms press. */
@media (hover: hover) and (pointer: fine) {
  [data-magnetic] {
    transition: translate 600ms var(--ease-out), scale 160ms var(--ease-out);
  }
}

.hero-visual {
  position: relative;
  min-height: 33rem;
  display: grid;
  place-items: center;
}

.hero-visual::before {
  position: absolute;
  inset: 8% 0 0 18%;
  border: 1px solid rgb(17 17 17 / 28%);
  background: rgb(245 245 245 / 20%);
  content: "";
  transform: translate3d(var(--frame-x, 0), var(--frame-y, 0), 0);
  transition: transform 650ms var(--motion-ease);
}

.portrait-frame {
  position: relative;
  z-index: 1;
  width: min(78%, 25rem);
  padding: 0.7rem;
  border: 1px solid var(--ink);
  background: var(--warm);
  transform: translate3d(var(--portrait-x, 0), var(--portrait-y, 0), 0);
  transition: transform 650ms var(--motion-ease);
}

.portrait-media {
  position: relative;
  overflow: hidden;
}

.motion-ready .portrait-media::before {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: var(--warm);
  content: "";
  transform: scaleY(1);
  transform-origin: bottom;
}

.motion-ready .hero.is-visible .portrait-media::before {
  transform: scaleY(0);
  transition: transform 1100ms var(--motion-out) 500ms;
}

.portrait-frame img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  transform: scale(1.06) translate3d(0, var(--hero-image-y, 0), 0);
  transition: transform 160ms linear;
  will-change: transform;
}

.hero-scroll {
  position: absolute;
  right: var(--gutter);
  bottom: 2.25rem;
  z-index: 1;
  display: none;
  align-items: center;
  gap: 0.85rem;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-decoration: none;
  text-transform: uppercase;
}

.hero-scroll-line {
  position: relative;
  width: 4.5rem;
  height: 1px;
  overflow: hidden;
  background: rgb(17 17 17 / 25%);
}

.hero-scroll-line::after {
  position: absolute;
  inset: 0;
  background: var(--ink);
  content: "";
  animation: scroll-cue 2.4s var(--motion-ease) infinite;
}

@media (min-width: 901px) {
  .hero-scroll {
    display: flex;
  }
}

/* ---------------------------------------------------------------
   Marquee band
   --------------------------------------------------------------- */

.marquee-band {
  overflow: hidden;
  padding-block: clamp(0.9rem, 2vw, 1.4rem);
  color: var(--white);
  background: var(--ink);
}

.marquee {
  display: flex;
  width: max-content;
  transform: translate3d(var(--marquee-x, 0), 0, 0);
}

.marquee-track {
  display: flex;
  align-items: center;
  gap: clamp(1.5rem, 3vw, 2.75rem);
  padding-right: clamp(1.5rem, 3vw, 2.75rem);
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 3.4vw, 2.6rem);
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
}

.marquee-track b {
  color: var(--warm);
  font-size: 0.55em;
  font-weight: 400;
}

/* ---------------------------------------------------------------
   Sections
   --------------------------------------------------------------- */

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

.work-section {
  overflow-x: clip;
}

.section-heading {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 1.5rem;
}

.section-heading h2 {
  color: var(--ink);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
}

.section-heading span {
  height: 1px;
  background: var(--line);
  transform-origin: left;
}

.section-intro {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  margin-top: 2rem;
}

.section-intro > p:first-child {
  max-width: 36rem;
  font-size: clamp(1.4rem, 2.6vw, 2.2rem);
  line-height: 1.35;
}

.section-count {
  color: var(--muted);
  font-size: 0.75rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.section-count [data-project-count] {
  min-width: 3.4rem;
  display: inline-block;
  color: var(--ink);
}

/* ---------------------------------------------------------------
   Project filter + grid
   --------------------------------------------------------------- */

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 2.5rem;
}

.filter-chip {
  padding: 0.55rem 1.05rem;
  border: 1px solid var(--line);
  color: var(--muted);
  background-color: transparent;
  background-image: linear-gradient(var(--ink), var(--ink));
  background-position: bottom center;
  background-repeat: no-repeat;
  background-size: 100% 0%;
  font-family: var(--font-display);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color 320ms ease, border-color 320ms ease, background-size 420ms var(--motion-ease);
}

.filter-chip sup {
  margin-left: 0.15rem;
  font-size: 0.62em;
  vertical-align: super;
}

.filter-chip:hover {
  color: var(--white);
  border-color: var(--ink);
  background-size: 100% 100%;
}

.filter-chip.is-active {
  color: var(--white);
  border-color: var(--ink);
  background-size: 100% 100%;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(2rem, 4vw, 3rem) clamp(1.25rem, 3vw, 2rem);
  margin-top: 3rem;
  transform: skewY(var(--skew, 0deg));
}

.project-card.is-filtered {
  display: none;
}

.project-card a {
  display: block;
  perspective: 1100px;
  text-decoration: none;
}

.project-visual {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--surface);
  transform: rotateX(var(--tilt-x, 0deg)) rotateY(var(--tilt-y, 0deg));
  transform-style: preserve-3d;
  transition: transform 600ms var(--motion-ease);
}

.motion-ready .project-visual::before {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: var(--canvas);
  content: "";
  pointer-events: none;
  transform: scaleY(1);
  transform-origin: top;
  transition: transform 900ms var(--motion-ease) 120ms;
}

.motion-ready .project-card.is-visible .project-visual::before {
  transform: scaleY(0);
}

.project-visual::after {
  position: absolute;
  inset: 0.7rem;
  z-index: 2;
  border: 1px solid transparent;
  content: "";
  pointer-events: none;
  transition: border-color 400ms ease, inset 400ms var(--motion-ease);
}

.project-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.06)
    translate3d(var(--media-x, 0), calc(var(--media-y, 0px) + var(--scroll-media-y, 0px)), 0);
  transition: transform 180ms linear;
  will-change: transform;
}

.project-card a:hover .project-visual img,
.project-card a:focus-visible .project-visual img {
  transform: scale(1.1)
    translate3d(var(--media-x, 0), calc(var(--media-y, 0px) + var(--scroll-media-y, 0px)), 0);
}

.project-card a:hover .project-visual::after,
.project-card a:focus-visible .project-visual::after {
  inset: 1rem;
  border-color: rgb(245 245 245 / 65%);
}

.project-body {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.25rem;
}

.project-index {
  color: var(--muted);
  font-size: 0.62rem;
  transition: color 300ms ease;
}

.project-card.is-active .project-index {
  color: var(--ink);
}

.project-card h3 {
  position: relative;
  margin-top: 0.45rem;
  display: inline-block;
  color: var(--ink);
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.project-card h3::after {
  position: absolute;
  inset: auto 0 -0.2rem;
  height: 1px;
  background: currentColor;
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 500ms var(--motion-ease);
}

.project-card a:hover h3::after,
.project-card a:focus-visible h3::after {
  transform: scaleX(1);
  transform-origin: left;
}

.project-arrow {
  font-size: 1.3rem;
  transition: transform var(--transition);
}

.project-card a:hover .project-arrow {
  transform: translate(0.2rem, -0.2rem);
}

/* ---------------------------------------------------------------
   Reveal system
   --------------------------------------------------------------- */

.motion-ready .hero-reveal,
.motion-ready .reveal {
  opacity: 0;
  transform: translate3d(0, 1.4rem, 0);
}

.motion-ready .hero-reveal {
  transition:
    opacity 700ms var(--motion-ease) var(--reveal-delay, 0ms),
    transform 700ms var(--motion-ease) var(--reveal-delay, 0ms);
}

.motion-ready .hero.is-visible .hero-reveal,
.motion-ready .reveal.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.motion-ready .reveal {
  transition: opacity 650ms var(--motion-ease), transform 650ms var(--motion-ease);
}

.motion-ready .project-card:nth-child(odd) {
  transform: translate3d(-1.25rem, 1.4rem, 0);
}

.motion-ready .project-card:nth-child(even) {
  transform: translate3d(1.25rem, 1.4rem, 0);
}

.motion-ready .project-card.is-visible {
  transform: translate3d(0, 0, 0);
}

.motion-ready .section-heading span {
  transform: scaleX(0);
  transition: transform 850ms var(--motion-ease) 120ms;
}

.motion-ready .section-heading.is-visible span {
  transform: scaleX(1);
}

/* Split text primitives */

.split-line {
  display: block;
  overflow: hidden;
  /* keep descenders from being clipped by the reveal mask */
  padding-bottom: 0.14em;
  margin-bottom: -0.14em;
}

.split-word {
  display: inline-block;
  overflow: hidden;
  vertical-align: top;
  padding-bottom: 0.16em;
  margin-bottom: -0.16em;
}

.split-char {
  display: inline-block;
  white-space: pre;
}

.split-chars .split-word {
  overflow: visible;
  padding-bottom: 0;
  margin-bottom: 0;
}

.motion-ready .split-line > .split-inner,
.motion-ready .split-word > .split-inner {
  display: inline-block;
  transform: translate3d(0, 115%, 0);
  transition: transform 1000ms var(--motion-out) var(--split-delay, 0ms);
  will-change: transform;
}

.motion-ready .split-line > .split-inner {
  display: block;
}

.motion-ready .is-visible .split-line > .split-inner,
.motion-ready .is-visible .split-word > .split-inner {
  transform: translate3d(0, 0, 0);
}

.motion-ready .split-chars .split-char {
  opacity: 0;
  transform: translate3d(0, 0.5em, 0) rotate(6deg);
  transition: opacity 600ms var(--motion-ease) var(--split-delay, 0ms),
    transform 800ms var(--motion-out) var(--split-delay, 0ms);
}

.motion-ready .split-chars.is-visible .split-char {
  opacity: 1;
  transform: translate3d(0, 0, 0) rotate(0deg);
}

.split-chars .split-char {
  transition: transform 400ms var(--motion-ease);
}

.split-chars:hover .split-char:hover {
  transform: translate3d(0, -0.18em, 0);
}

.project-description {
  margin-top: 0.85rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.tag-list li {
  padding: 0.25rem 0.55rem;
  border: 1px solid var(--line);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: color 300ms ease, border-color 300ms ease, transform 450ms var(--motion-ease);
}

.project-card a:hover .tag-list li {
  border-color: var(--frame);
  transform: translateY(-0.15rem);
}

.project-card a:hover .tag-list li:nth-child(2) {
  transition-delay: 45ms;
}

.project-card a:hover .tag-list li:nth-child(3) {
  transition-delay: 90ms;
}

/* ---------------------------------------------------------------
   About
   --------------------------------------------------------------- */

.about-section {
  color: var(--white);
  background: var(--ink);
}

.section-heading-light h2 {
  color: var(--white);
}

.section-heading-light span {
  background: #4f4c49;
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(17rem, 2fr);
  gap: clamp(3rem, 9vw, 8rem);
  margin-top: 4rem;
}

.about-statement {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.8rem);
  font-weight: 400;
  letter-spacing: 0.035em;
  line-height: 1.22;
  text-transform: uppercase;
}

.about-line {
  display: block;
}

.motion-ready .about-reveal .about-line {
  opacity: 0;
  clip-path: inset(0 0 100%);
  transform: translate3d(0, 1.2rem, 0);
  transition:
    opacity 650ms var(--motion-ease),
    clip-path 850ms var(--motion-ease),
    transform 850ms var(--motion-ease);
}

.motion-ready .about-reveal.is-visible .about-line {
  opacity: 1;
  clip-path: inset(0);
  transform: translate3d(0, 0, 0);
}

.motion-ready .about-reveal.is-visible .about-line:nth-child(2) {
  transition-delay: 100ms;
}

.motion-ready .about-reveal.is-visible .about-line:nth-child(3) {
  transition-delay: 200ms;
}

.about-statement em {
  color: var(--warm);
  font-style: normal;
}

.about-copy {
  display: grid;
  align-content: end;
  gap: 1.25rem;
  color: #c8c5c2;
}

.skill-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: clamp(4rem, 9vw, 7rem);
  border-top: 1px solid #4f4c49;
}

.skill-column {
  position: relative;
  padding: 2rem;
  transition: background 500ms var(--motion-ease);
}

.skill-column:first-child {
  padding-left: 0;
}

.skill-column + .skill-column {
  border-left: 1px solid #4f4c49;
}

.skill-column::before {
  position: absolute;
  inset: -1px 0 auto;
  height: 1px;
  background: var(--warm);
  content: "";
  transform-origin: left;
}

.motion-ready .skill-column::before {
  transform: scaleX(0);
  transition: transform 900ms var(--motion-out) var(--reveal-delay, 0ms);
}

.motion-ready .skill-column.is-visible::before {
  transform: scaleX(1);
}

.skill-number {
  color: var(--warm);
}

.skill-column h3 {
  margin-top: 1rem;
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.skill-column ul {
  margin: 1.25rem 0 0;
  padding: 0;
  color: #aaa6a3;
  font-size: 0.85rem;
  list-style: none;
}

.skill-column li {
  transition: color 300ms ease, transform 450ms var(--motion-ease);
}

.skill-column:hover li {
  color: var(--white);
  transform: translateX(0.35rem);
}

.skill-column:hover li:nth-child(2) {
  transition-delay: 40ms;
}

.skill-column:hover li:nth-child(3) {
  transition-delay: 80ms;
}

.skill-column:hover li:nth-child(4) {
  transition-delay: 120ms;
}

/* ---------------------------------------------------------------
   Principles
   --------------------------------------------------------------- */

.principles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 4rem;
}

.principles-grid article {
  position: relative;
  padding: 1rem clamp(1.5rem, 4vw, 3rem) 1rem;
  text-align: center;
  transition: transform 600ms var(--motion-ease);
}

.principles-grid article:first-child {
  padding-left: 0;
}

.principles-grid article:last-child {
  padding-right: 0;
}

.principles-grid article + article {
  border-left: 1px solid var(--line);
}

.principles-grid article:hover {
  transform: translateY(-0.4rem);
}

.principles-grid article > p {
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  transition: color 400ms ease;
}

.principles-grid article:hover > p {
  color: var(--ink);
}

.principles-grid h3 {
  margin-top: 1.25rem;
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.principles-grid span {
  display: block;
  margin-top: 1rem;
  color: var(--muted);
  font-size: 0.88rem;
}

/* ---------------------------------------------------------------
   Contact + footer
   --------------------------------------------------------------- */

.contact-section {
  position: relative;
  overflow: hidden;
  padding-block: clamp(5rem, 11vw, 9rem);
  background: var(--warm);
}

.contact-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 3rem;
}

.contact-section h2 {
  max-width: 48rem;
  margin-top: 1.5rem;
  color: var(--ink);
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 400;
  letter-spacing: 0.055em;
  line-height: 1.08;
  text-transform: uppercase;
}

.contact-actions {
  display: grid;
  gap: 1.25rem;
  justify-items: start;
}

.text-link {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-underline-offset: 0.4rem;
  text-transform: uppercase;
}

.site-footer {
  padding-block: 1.75rem;
  color: var(--white);
  background: var(--ink);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 1rem;
  color: #c8c5c2;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-inner a {
  justify-self: end;
  text-underline-offset: 0.35rem;
}

.to-top {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.to-top span {
  text-decoration: underline;
  text-underline-offset: 0.35rem;
}

.to-top-ring {
  width: 1.7rem;
  height: 1.7rem;
  transform: rotate(-90deg);
}

.to-top-ring circle {
  fill: none;
  stroke: rgb(255 255 255 / 22%);
  stroke-width: 2.5;
}

.to-top-ring-value {
  stroke: var(--warm);
  stroke-dasharray: 100.53;
  stroke-dashoffset: calc(100.53 - 100.53 * var(--scroll-progress));
}

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

.page-main {
  min-height: calc(100vh - 8rem);
}

.page-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(5rem, 10vw, 9rem);
  background: var(--warm);
}

.page-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.8fr);
  align-items: end;
  gap: clamp(3rem, 8vw, 8rem);
}

.page-hero h1 {
  margin-top: 1.25rem;
  color: var(--ink);
  font-size: clamp(3.5rem, 8vw, 7rem);
  font-weight: 400;
  letter-spacing: 0.08em;
  line-height: 1;
  text-transform: uppercase;
}

.page-lead {
  max-width: 34rem;
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  line-height: 1.55;
}

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

.document-grid {
  display: grid;
  grid-template-columns: minmax(13rem, 0.7fr) minmax(0, 2fr);
  gap: clamp(3rem, 9vw, 8rem);
}

.document-meta {
  display: grid;
  align-content: start;
  gap: 0.65rem;
  font-size: 0.82rem;
}

.document-meta p {
  margin-bottom: 0.75rem;
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.document-meta a {
  color: var(--muted);
  text-underline-offset: 0.3rem;
  transition: color 300ms ease, transform 400ms var(--motion-ease);
}

.document-meta a:hover {
  color: var(--ink);
  transform: translateX(0.25rem);
}

@media (min-width: 901px) {
  .document-meta {
    position: sticky;
    top: 7rem;
  }
}

.document-content {
  display: grid;
  gap: 4rem;
}

.resume-block {
  position: relative;
  display: grid;
  grid-template-columns: minmax(9rem, 0.55fr) minmax(0, 2fr);
  gap: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.resume-block::before {
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  background: var(--ink);
  content: "";
  transform-origin: left;
}

.motion-ready .resume-block::before {
  transform: scaleX(0);
  transition: transform 1100ms var(--motion-out);
}

.motion-ready .resume-block.is-visible::before {
  transform: scaleX(1);
}

.resume-block > h2,
.publication-intro h2,
.link-groups > section > h2 {
  color: var(--ink);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.resume-block > p {
  max-width: 46rem;
  font-size: 1.05rem;
}

.resume-columns,
.resume-projects {
  display: grid;
  gap: 1.75rem;
}

.resume-columns {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.resume-columns h3,
.resume-projects h3 {
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.resume-columns p,
.resume-projects span {
  display: block;
  margin-top: 0.55rem;
  color: var(--muted);
  font-size: 0.84rem;
}

.resume-projects article {
  padding-bottom: 1.75rem;
  border-bottom: 1px solid var(--line);
  transition: transform 500ms var(--motion-ease);
}

.resume-projects article:hover {
  transform: translateX(0.4rem);
}

.resume-projects article > p {
  margin-bottom: 0.4rem;
  color: var(--muted);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.publication-intro {
  display: grid;
  grid-template-columns: minmax(12rem, 0.7fr) minmax(0, 1.5fr);
  gap: 3rem;
  margin-bottom: 4rem;
}

.publication-intro p {
  max-width: 44rem;
  font-size: 1.1rem;
}

.publication-list {
  border-top: 1px solid var(--line);
}

.publication-list > a {
  display: grid;
  grid-template-columns: minmax(10rem, 0.55fr) minmax(0, 2fr) auto;
  gap: 2rem;
  padding-block: 2.25rem;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
}

.publication-list > a > span {
  color: var(--muted);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.publication-list h2 {
  color: var(--ink);
  font-size: clamp(1.35rem, 2.5vw, 2rem);
  font-weight: 500;
}

.publication-list p {
  max-width: 48rem;
  margin-top: 0.7rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.publication-list b,
.link-list b {
  transition: transform var(--transition);
}

.publication-list a:hover b,
.link-list a:hover b {
  transform: translate(0.2rem, -0.2rem);
}

.link-groups {
  display: grid;
  gap: clamp(4rem, 9vw, 7rem);
}

.link-groups > section {
  display: grid;
  grid-template-columns: minmax(12rem, 0.6fr) minmax(0, 2fr);
  gap: 3rem;
}

.link-list {
  border-top: 1px solid var(--line);
}

.link-list a {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(10rem, 0.8fr) auto;
  align-items: center;
  gap: 1.5rem;
  padding-block: 1.5rem;
  padding-inline: 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  transition: padding-inline 500ms var(--motion-ease), color 350ms ease;
}

.link-list a::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--ink);
  content: "";
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform 500ms var(--motion-ease);
}

.link-list a:hover,
.link-list a:focus-visible {
  padding-inline: 1.25rem;
  color: var(--white);
}

.link-list a:hover::before,
.link-list a:focus-visible::before {
  transform: scaleY(1);
}

.link-list a:hover span,
.link-list a:focus-visible span {
  color: var(--white);
}

.link-list a:hover small,
.link-list a:focus-visible small {
  color: var(--warm);
}

.link-list span {
  color: var(--ink);
  font-family: var(--font-display);
  font-size: clamp(1rem, 2vw, 1.3rem);
  font-weight: 500;
  transition: color 350ms ease;
}

.link-list small {
  color: var(--muted);
  transition: color 350ms ease;
}

.link-preview {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 35;
  display: none;
  width: 17rem;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--surface);
  pointer-events: none;
  opacity: 0;
  transform: translate3d(var(--preview-x, 0), var(--preview-y, 0), 0) translate(-50%, -50%)
    scale(0.82) rotate(var(--preview-rotate, -4deg));
  transition: opacity 400ms ease, transform 700ms var(--motion-out);
}

.has-cursor .link-preview {
  display: block;
}

.link-preview.is-visible {
  opacity: 1;
  transform: translate3d(var(--preview-x, 0), var(--preview-y, 0), 0) translate(-50%, -50%)
    scale(1) rotate(var(--preview-rotate, -4deg));
}

.link-preview img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.08);
  transition: opacity 350ms ease, transform 700ms var(--motion-out);
}

.link-preview img.is-current {
  opacity: 1;
  transform: scale(1);
}

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

@media (min-width: 1180px) {
  .js .section-rail {
    position: fixed;
    right: clamp(1rem, 2vw, 1.75rem);
    top: 50%;
    z-index: 30;
    display: grid;
    gap: 1.1rem;
    transform: translateY(-50%);
  }
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3.5rem;
  }

  .hero h1 {
    font-size: clamp(2.7rem, 9vw, 4.5rem);
  }

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

  .about-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .page-hero-grid,
  .document-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  #work,
  #about,
  #faq,
  #principles,
  #contact {
    scroll-margin-top: 8rem;
  }

  .header-inner {
    min-height: auto;
    grid-template-columns: 1fr auto;
    padding-block: 1rem;
  }

  .site-nav {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-content: space-between;
    gap: 0.75rem;
    padding-top: 0.9rem;
    border-top: 1px solid #3b3937;
  }

  .hero-grid {
    min-height: auto;
    grid-template-columns: 1fr;
    gap: 3.5rem;
    padding-block: 4.5rem;
  }

  .hero-visual {
    min-height: 28rem;
  }

  .section-intro {
    display: grid;
  }

  .section-count {
    grid-row: 1;
  }

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

  .skill-grid,
  .principles-grid {
    grid-template-columns: 1fr;
  }

  .skill-column,
  .skill-column:first-child {
    padding: 1.75rem 0;
  }

  .skill-column + .skill-column {
    border-top: 1px solid #4f4c49;
    border-left: 0;
  }

  .principles-grid article,
  .principles-grid article:first-child,
  .principles-grid article:last-child {
    padding: 2rem 0;
  }

  .principles-grid article + article {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

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

  .resume-block,
  .publication-intro,
  .publication-list > a,
  .link-groups > section,
  .link-list a {
    grid-template-columns: 1fr;
  }

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

  .publication-list > a,
  .link-list a {
    gap: 0.8rem;
  }

  .footer-inner {
    grid-template-columns: 1fr;
  }

  .footer-inner a {
    justify-self: start;
  }

  .preloader-inner {
    display: grid;
    gap: 0.75rem;
  }
}

@media (max-width: 420px) {
  .header-link {
    font-size: 0;
  }

  .header-link span {
    font-size: 1rem;
  }

  .site-nav a {
    font-size: 0.62rem;
  }

  .hero h1 {
    font-size: 2.45rem;
  }

  .hero-actions {
    display: grid;
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-visual {
    min-height: 23rem;
  }
}

@media (min-width: 701px) {
  .header-inner {
    transition: min-height 400ms var(--motion-ease);
  }

  .home-page.has-scrolled .header-inner {
    min-height: 3.5rem;
  }
}

@media (hover: none), (pointer: coarse) {
  .project-grid {
    transform: none;
  }
}

/* ===============================================================
   Touch & mobile
   Built to the emilkowalski/skills bar: respond on pointer-down,
   track 1:1, interruptible motion, transform/opacity only.
   =============================================================== */

/* We supply our own press feedback, so suppress the platform flash. */
.button,
.filter-chip,
.nav-toggle,
.text-link,
.to-top,
.brand,
.site-nav a,
.header-link,
.project-card a,
.link-list a,
.publication-list > a,
.document-meta a,
.nav-sheet-links a,
.hero-scroll {
  -webkit-tap-highlight-color: transparent;
}

.filter-chip {
  scale: var(--press, 1);
}

.filter-chip:active {
  --press: 0.96;
}

.project-card a {
  scale: var(--press, 1);
  transition: scale 160ms var(--ease-out);
}

.project-card a:active {
  --press: 0.985;
}

.link-list a,
.publication-list > a {
  scale: var(--press, 1);
  transform-origin: left center;
}

.link-list a:active,
.publication-list > a:active {
  --press: 0.99;
}

/* ---------------------------------------------------------------
   Navigation sheet
   --------------------------------------------------------------- */

.nav-toggle {
  display: none;
}

.nav-sheet {
  display: none;
}

.nav-sheet[hidden] {
  display: none;
}

.nav-sheet-scrim {
  position: absolute;
  inset: 0;
  background: rgb(17 17 17 / 45%);
  opacity: 0;
}

.nav-sheet-panel {
  position: absolute;
  inset: auto 0 0;
  padding: 0.85rem var(--gutter) max(1.75rem, env(safe-area-inset-bottom));
  border-radius: 1.25rem 1.25rem 0 0;
  background: var(--canvas);
  box-shadow: 0 -1.5rem 3rem rgb(17 17 17 / 18%);
  /* Closed by default so the sheet never flashes before JS takes over. */
  translate: 0 100%;
  will-change: translate;
}

.nav-sheet-handle {
  width: 2.5rem;
  height: 4px;
  margin: 0 auto 1.5rem;
  border-radius: 999px;
  background: var(--line);
}

.nav-sheet-links {
  display: grid;
  border-top: 1px solid var(--line);
}

.nav-sheet-links a {
  display: flex;
  min-height: 3.5rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-decoration: none;
  scale: var(--press, 1);
  transform-origin: left center;
  transition: scale 160ms var(--ease-out);
}

.nav-sheet-links a:active {
  --press: 0.975;
}

.nav-sheet-links a[aria-current="page"] {
  color: var(--muted);
}

.nav-sheet-links a b {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.nav-sheet-note {
  margin-top: 1.5rem;
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.sheet-open {
  overflow: hidden;
}

@media (max-width: 700px) {
  /* The cramped second-row link strip becomes one 44px target. */
  .site-nav,
  .header-link {
    display: none;
  }

  .header-inner {
    grid-template-columns: 1fr auto;
    align-items: center;
  }

  .nav-toggle {
    display: inline-flex;
    min-height: 2.75rem;
    align-items: center;
    gap: 0.55rem;
    padding: 0 0.15rem;
    border: 0;
    color: var(--white);
    background: none;
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    scale: var(--press, 1);
    transition: scale 160ms var(--ease-out);
  }

  .nav-toggle:active {
    --press: 0.95;
  }

  .nav-toggle-lines {
    display: grid;
    width: 1.1rem;
    gap: 0.28rem;
  }

  .nav-toggle-lines i {
    height: 1px;
    background: currentColor;
    transition: translate 260ms var(--ease-out), rotate 260ms var(--ease-out);
  }

  .nav-toggle[aria-expanded="true"] .nav-toggle-lines i:first-child {
    translate: 0 0.145rem;
    rotate: 45deg;
  }

  .nav-toggle[aria-expanded="true"] .nav-toggle-lines i:last-child {
    translate: 0 -0.145rem;
    rotate: -45deg;
  }

  .nav-sheet {
    position: fixed;
    inset: 0;
    z-index: 120;
    display: block;
    /* The sheet owns every touch inside it — the drag is handled in JS. */
    touch-action: none;
    overscroll-behavior: contain;
  }

  /* A translucent bar lets content pass underneath instead of a solid strip. */
  @supports (backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px)) {
    .site-header {
      background: rgb(17 17 17 / 72%);
      -webkit-backdrop-filter: blur(18px) saturate(160%);
      backdrop-filter: blur(18px) saturate(160%);
    }
  }

  /* Chips scroll sideways instead of wrapping into three ragged rows. */
  .filter-bar {
    flex-wrap: nowrap;
    overflow-x: auto;
    scroll-snap-type: x proximity;
    scrollbar-width: none;
    margin-inline: calc(var(--gutter) * -1);
    padding-inline: var(--gutter);
  }

  .filter-bar::-webkit-scrollbar {
    display: none;
  }

  .filter-chip {
    flex: none;
    min-height: 2.5rem;
    scroll-snap-align: start;
  }

  /* One column — a sideways offset on entry reads as a glitch, not a reveal. */
  .motion-ready .project-card:nth-child(odd),
  .motion-ready .project-card:nth-child(even) {
    transform: translate3d(0, 1rem, 0);
  }

  .motion-ready .project-card.is-visible {
    transform: translate3d(0, 0, 0);
  }

  /* Comfortable targets. */
  .link-list a,
  .document-meta a,
  .footer-inner a {
    min-height: 2.75rem;
  }
}

/* Battery: the dot field and grain are pointer-driven flourishes. On touch the
   canvas is painted once (static texture, no rAF) and the grain stops moving. */
@media (hover: none), (pointer: coarse) {
  .motion-ready .grain {
    animation: none;
    will-change: auto;
  }

  .marquee.is-auto {
    animation: marquee-scroll var(--marquee-duration, 24s) linear infinite;
    transform: none;
  }
}

@keyframes marquee-scroll {
  from {
    transform: translate3d(0, 0, 0);
  }
  to {
    transform: translate3d(calc(var(--marquee-distance, 0px) * -1), 0, 0);
  }
}

/* Dynamic viewport units: mobile URL bars resize the viewport mid-scroll. */
@supports (height: 100dvh) {
  .hero-grid {
    min-height: clamp(40rem, 82dvh, 52rem);
  }

  .page-main {
    min-height: calc(100dvh - 8rem);
  }
}

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

  .scroll-progress,
  .grain,
  .hero-canvas,
  .cursor,
  .preloader,
  .link-preview {
    display: none !important;
  }

  .marquee {
    transform: none !important;
  }

  .project-grid {
    transform: none !important;
  }

  .status-pill i,
  .hero-scroll-line::after {
    animation: none;
  }

  .hero-visual::before,
  .portrait-frame,
  .portrait-frame img,
  .project-visual,
  .project-visual img {
    transform: none !important;
  }

  .portrait-media::before {
    display: none;
  }

  .hero-copy {
    opacity: 1 !important;
    transform: none !important;
  }

  .motion-ready .hero-reveal,
  .motion-ready .reveal {
    opacity: 1 !important;
    transform: none !important;
  }

  .motion-ready .section-heading span,
  .motion-ready .skill-column::before,
  .motion-ready .resume-block::before {
    transform: scaleX(1) !important;
  }

  .motion-ready .project-visual::before {
    display: none;
  }

  .motion-ready .about-reveal .about-line {
    opacity: 1 !important;
    clip-path: none !important;
    transform: none !important;
  }

  .split-line > .split-inner,
  .split-word > .split-inner,
  .split-chars .split-char {
    opacity: 1 !important;
    transform: none !important;
  }

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

/* Resume PDF viewer */
.resume-pdf-heading {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.resume-pdf-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.resume-pdf-viewer {
  border: 1px solid var(--line);
  background: var(--surface);
}

.resume-pdf-viewer object,
.resume-pdf-viewer iframe {
  display: block;
  width: 100%;
  height: 90vh;
  min-height: 48rem;
  border: 0;
}

.resume-pdf-fallback {
  padding: 2rem;
  color: var(--muted);
}

@media (max-width: 640px) {
  .resume-pdf-viewer object,
  .resume-pdf-viewer iframe {
    height: 78vh;
    min-height: 30rem;
  }
}
