:root {
  --bg: #121212;
  --text: #dddcd9;
  --muted: #858585;
  --faint: rgba(221, 220, 217, 0.16);
  --line: rgba(221, 220, 217, 0.28);
  --opposite: #f0efeb;
  --opposite-text: #141414;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);

  /* Montserrat is the whole site's typeface (as originally). Source Code Pro is
     used only for the "-/" mark, via .mark — its monospace slash reads better
     than Montserrat's. */
  --font-sans: Montserrat, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "Source Code Pro", ui-monospace, SFMono-Regular, Menlo, monospace;

  /* Layout & type system — one consistent scale (field.io-inspired) */
  --gutter-x: clamp(1rem, 1.5vw, 1.6rem);
  --gutter-y: clamp(1rem, 1.5vh, 1.6rem);
  --space-3: 1.25rem;
  --space-4: 2rem;
  --label-size: clamp(0.62rem, 0.72vw, 0.74rem);
  --label-track: 0.14em;
  --heading-size: clamp(1.6rem, 3vw, 3.25rem);
  --content-x: clamp(7rem, 12vw, 12rem);  /* content inset from the left (clears the side rail) */
  --content-edge: clamp(1.5rem, 4vw, 4rem);  /* content inset from the outer / right edge */
}

body.light {
  --bg: #ededeb;
  --text: #191919;
  --muted: #70706d;
  --faint: rgba(25, 25, 25, 0.12);
  --line: rgba(25, 25, 25, 0.28);
  --opposite: #161616;
  --opposite-text: #efefec;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: dark;
  background: var(--bg);
  scroll-behavior: auto;
}

body.light {
  color-scheme: light;
}

body {
  min-width: 320px;
  min-height: 100svh;
  margin: 0;
  overflow: hidden;
  color: var(--text);
  background: var(--bg);
  font-family: var(--font-sans);
  font-weight: 300;
  -webkit-user-select: none;
  user-select: none;
  -webkit-font-smoothing: antialiased;
  transition: color 0.5s var(--ease), background-color 0.5s var(--ease);
}

/* The "-/" mark reads better in monospace than in Montserrat — give just that
   glyph Source Code Pro while everything else stays in the display sans. */
.mark {
  font-family: var(--font-mono);
}

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

button {
  padding: 0;
  border: 0;
  color: inherit;
  background: none;
  font: inherit;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 1rem;
  left: 1rem;
  padding: 0.7rem 1rem;
  color: var(--opposite-text);
  background: var(--opposite);
  transform: translateY(-200%);
}

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

.loader {
  position: fixed;
  z-index: 999;
  inset: 0;
  display: grid;
  place-items: center;
  color: #dddcd9;
  background: #121212;
  transition: opacity 0.75s ease, visibility 0.75s;
}

.loader.is-hidden {
  visibility: hidden;
  opacity: 0;
}

.loader__mark {
  width: clamp(13rem, 24vw, 22rem);
}

.brand-logo {
  display: block;
  width: 100%;
  height: auto;
  mix-blend-mode: screen;
  transition: filter 0.5s var(--ease);
}

body.light .brand-mark .brand-logo,
body.light .mobile-brand .brand-logo {
  filter: invert(1);
  mix-blend-mode: multiply;
}

.loader__line {
  position: absolute;
  bottom: 3rem;
  left: 3vw;
  width: 94vw;
  height: 1px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.12);
}

.loader__line span {
  display: block;
  width: 100%;
  height: 100%;
  background: #dddcd9;
  transform: translateX(-100%);
  animation: load-line 1.05s var(--ease) forwards;
}

.side-nav {
  position: fixed;
  z-index: 50;
  top: var(--gutter-y);
  left: var(--gutter-x);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: clamp(1.5rem, 3vh, 2.5rem);
}

.side-nav nav {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.brand-mark {
  display: block;
  width: clamp(6rem, 8vw, 9rem);
  transform-origin: left center;
  transition: opacity 0.25s, transform 0.25s;
}

.brand-mark:hover,
.brand-mark:focus-visible {
  opacity: 0.75;
  transform: scale(1.04);
}

.nav-link {
  position: relative;
  display: block;
  width: clamp(5.4rem, 7vw, 8rem);
  color: var(--muted);
  font-size: var(--label-size);
  font-weight: 300;
  letter-spacing: var(--label-track);
  text-transform: uppercase;
  transition: color 0.25s;
}

.nav-link i {
  position: absolute;
  right: 0;
  bottom: -0.34rem;
  left: 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.55s var(--ease);
}

.nav-link:hover,
.nav-link:focus-visible,
.nav-link.is-active {
  color: var(--text);
}

.nav-link:hover i,
.nav-link:focus-visible i,
.nav-link.is-active i {
  transform: scaleX(1);
  transform-origin: left;
}

.social-links {
  display: flex;
  flex-direction: column;
  gap: 0.72rem;
  padding-top: 1.2rem;
}

.social-links a {
  display: grid;
  width: 1.15rem;
  height: 1.15rem;
  place-items: center;
  border: 1px solid var(--text);
  border-radius: 0.12rem;
  font-size: 0.51rem;
  font-weight: 500;
  line-height: 1;
  transition: color 0.25s, background-color 0.25s, transform 0.25s;
}

.social-links a:hover,
.social-links a:focus-visible {
  color: var(--bg);
  background: var(--text);
  transform: translateX(0.22rem);
}

.social-links svg {
  display: block;
  width: 0.72rem;
  height: 0.72rem;
  fill: currentColor;
}

.theme-toggle {
  position: fixed;
  z-index: 100;
  top: 1.1rem;
  right: var(--gutter-x);
  width: 3.3rem;
  height: 1.6rem;
  border: 1px solid var(--text);
  border-radius: 99px;
  cursor: pointer;
}

.theme-toggle span {
  position: absolute;
  top: 0.2rem;
  right: 0.2rem;
  width: 1.08rem;
  height: 1.08rem;
  border-radius: 50%;
  background: var(--text);
  transition: transform 0.45s var(--ease), background-color 0.45s;
}

body.light .theme-toggle span {
  transform: translateX(-1.65rem);
}

.copyright {
  position: fixed;
  z-index: 30;
  bottom: 0.6rem;
  left: var(--gutter-x);
  margin: 0;
  font-size: var(--label-size);
  letter-spacing: var(--label-track);
  text-transform: uppercase;
}

.mobile-header {
  display: none;
}

main {
  position: relative;
  min-height: 100svh;
  margin-left: clamp(9rem, 15vw, 18rem);
}

.view {
  position: absolute;
  inset: 0;
  display: none;
  min-height: 100svh;
  opacity: 0;
}

.view.is-active {
  display: grid;
  animation: view-in 0.85s var(--ease) forwards;
}

.view--home {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100svh;
  min-height: 100svh;
  padding: 0;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior-y: contain;
  scrollbar-width: none;
}

.view--home::-webkit-scrollbar {
  display: none;
}

.view--home.is-active {
  display: block;
}

.home-hero {
  position: relative;
  min-height: 100svh;
}

.home-intro {
  position: absolute;
  z-index: 3;
  inset: 0;
  display: block;
  min-width: 0;
  padding: 0;
  pointer-events: none;
}

.name-lockup {
  position: absolute;
  top: 9vh;
  left: var(--content-x);
  width: min(57vw, 60rem);
  min-width: 0;
  container-type: inline-size;
  pointer-events: auto;
}

.name-lockup h1 {
  margin: 0;
  font-size: clamp(3.5rem, 12.5cqw, 8rem);
  font-weight: 200;
  letter-spacing: -0.065em;
  line-height: 0.82;
  white-space: nowrap;
}

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

.split-line i {
  display: block;
  font-style: normal;
  transform: translateY(110%);
  transition: transform 1.25s var(--ease);
}

body.is-loaded .split-line i {
  transform: translateY(0);
}

.name-lockup__role {
  margin: 0.85rem 0 0 0.25rem;
  font-size: clamp(0.78rem, 1.1vw, 1.2rem);
  letter-spacing: -0.03em;
}

.hover-link {
  position: relative;
  display: inline-block;
}

.hover-link::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -0.18rem;
  left: 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s var(--ease);
}

.hover-link:hover::after,
.hover-link:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.home-profile {
  position: absolute;
  z-index: 1;
  inset: 0;
  display: block;
  min-width: 0;
}

.generative-form {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
}

.generative-form::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 68%;
  height: 38%;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  filter: blur(4rem);
  transform: translate(-50%, -50%);
}

#ribbon-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 15;           /* ON TOP of section content (≤10), below the nav/controls (30+) */
  pointer-events: none; /* click-through — interaction is tracked on window */
}

.particle-settings {
  position: fixed;
  z-index: 120;
  top: 1.1rem;
  right: calc(var(--gutter-x) + 3.9rem);
  width: 1.6rem;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.03em;
  pointer-events: none;
}

.particle-settings > summary {
  display: grid;
  width: 1.6rem;
  height: 1.6rem;
  padding: 0;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  cursor: pointer;
  list-style: none;
  pointer-events: auto;
  font-size: 1rem;
  line-height: 1;
}

.particle-settings > summary::-webkit-details-marker {
  display: none;
}

.particle-settings__panel {
  position: absolute;
  top: calc(100% + 0.5rem);
  right: 0;
  width: min(19rem, calc(100vw - 2rem));
  max-height: min(70svh, 38rem);
  margin: 0;
  padding: 0.8rem;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 0.6rem;
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(14px);
  pointer-events: auto;
}

.particle-settings__toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.65rem;
}

.particle-settings__toolbar strong,
.particle-settings legend {
  color: var(--text);
  font-weight: 500;
  text-transform: uppercase;
}

.particle-settings__toolbar span {
  display: flex;
  gap: 0.7rem;
}

.particle-settings__toolbar button {
  color: var(--muted);
  cursor: pointer;
  text-transform: uppercase;
}

.particle-settings fieldset {
  display: grid;
  gap: 0.28rem;
  margin: 0;
  padding: 0.55rem 0 0.7rem;
  border: 0;
  border-top: 1px solid var(--faint);
}

.particle-settings legend {
  padding: 0.55rem 0 0;
  color: var(--muted);
}

.particle-settings label {
  display: grid;
  grid-template-columns: 5.4rem minmax(0, 1fr) 2.8rem;
  align-items: center;
  gap: 0.45rem;
}

.particle-settings input[type="range"] {
  width: 100%;
  accent-color: var(--text);
}

.particle-settings output {
  color: var(--muted);
  text-align: right;
}


/* About chapter — a full-screen section between the hero and works, with its
   heading + rule + copy positioned to mirror the works-meta panel so "About"
   and "Works" read as the same component across the two chapters. */
.view--about {
  position: relative;
  width: 100vw;
  height: 100svh;
  min-height: 100svh;
  overflow: hidden;
  background: transparent; /* let the fixed particle overlay show through (hero + about) */
}

.about-meta {
  position: absolute;
  z-index: 10;
  top: 15vh;
  left: 63vw;
  display: flex;
  width: 32vw;
  flex-direction: column;
}

.section-heading {
  display: flex;
  width: 100%;
  height: 15vh;
  align-items: flex-end;
  padding-bottom: 0.25rem;
}

.section-heading h2 {
  margin: 0;
  font-size: var(--heading-size);
  font-weight: 300;
  letter-spacing: -0.04em;
  text-transform: uppercase;
}

.section-rule {
  width: 100%;
  height: 1px;
  background: var(--line);
}

.about-meta__content {
  /* Pulled up from 14vh to make room for the capability list — the About
     chapter is a fixed 100svh with overflow:hidden, so the content has a hard
     vertical ceiling. The heading + rule stay put, so About still lines up
     with the Works panel. */
  margin-top: 6vh;
  font-size: clamp(0.72rem, 1.2vw, 1.5rem);
  font-weight: 300;
  letter-spacing: 0.02em;
  line-height: 1.5;
}

.about-meta__content p {
  max-width: 34rem;
  margin: 0;
}

/* Category + one outcome-level line each. No meta-label — the categories are
   the structure. Technologies stay in Works, where the projects prove them. */
.capabilities {
  display: grid;
  gap: var(--space-3);
  max-width: 34rem;
  margin: var(--space-4) 0 0;
}

.capabilities>div {
  display: grid;
  gap: 0.25rem;
}

.capabilities dt {
  color: var(--muted);
  font-size: var(--label-size);
  letter-spacing: var(--label-track);
  text-transform: uppercase;
}

.capabilities dd {
  margin: 0;
  font-size: clamp(0.72rem, 0.95vw, 1rem);
  line-height: 1.45;
}

.view--works {
  position: relative;
  display: flex;
  width: 100vw;
  height: auto;
  min-height: 100svh;
  flex-direction: column;
  overflow: visible;
  background: transparent; /* let the fixed particle overlay show through (Works form) */
}

.works-scroll {
  position: relative;
  order: 2;
  padding: 0 var(--content-edge) clamp(6rem, 12vh, 10rem) var(--content-x);
}

.works-feed {
  display: flex;
  flex-direction: column;
  width: min(72rem, calc(100vw - var(--content-x) - var(--content-edge)));
  gap: clamp(4rem, 10vh, 8rem);
}

.works-item {
  position: relative;
  width: 100%;
}

.work-card {
  position: relative;
  width: 100%;
}

.work-card__link {
  position: relative;
  display: block;
  width: 100%;
  cursor: default;
}

.work-card__link[href] {
  cursor: pointer;
}

.work-card__link:focus-visible {
  outline: 2px solid var(--text);
  outline-offset: 5px;
}

.work-card__backdrop {
  display: none;
}

.work-card__backdrop img,
.work-card__preview img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1);   /* idle: greyscale — color is revealed by the particle compose on hover */
  transition: opacity 0.5s var(--ease, ease), filter 0.5s var(--ease, ease);
}

/* Works hover: the photo fades as the particle field composes it (in colour) in place */
.work-card.ds-composing .work-card__preview img {
  opacity: 0.04;
}

.work-card__backdrop--systems {
  background: linear-gradient(145deg, #373737, #101010 72%);
}

.work-card__preview {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  box-shadow: 0 1rem 4rem rgba(0, 0, 0, 0.18);
}

.work-card__details {
  display: grid;
  max-width: 46rem;
  gap: 0.35rem;
  padding-top: 1.25rem;
}

.work-card__details h3 {
  margin: 0;
  font-size: clamp(1.1rem, 2vw, 1.6rem);
  font-weight: 400;
  letter-spacing: -0.025em;
  text-transform: uppercase;
}

.work-card__details p {
  margin: 0;
}

.work-card__role,
.work-card__date {
  color: var(--muted);
  font-size: clamp(0.68rem, 0.9vw, 0.82rem);
  letter-spacing: 0.04em;
}

.work-card__overview {
  margin-top: 0.8rem !important;
  font-size: clamp(0.9rem, 1.15vw, 1.05rem);
  line-height: 1.6;
}

.work-card__details ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0.9rem 0 0;
  padding: 0;
  list-style: none;
}

.work-card__details li {
  padding: 0.3rem 0.5rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: clamp(0.62rem, 0.75vw, 0.76rem);
  line-height: 1;
}

.works-meta {
  position: relative;
  z-index: 10;
  order: 1;
  width: 32vw;
  padding: clamp(5rem, 9vh, 7rem) 0 2.5rem;
  margin-left: 63vw;
  pointer-events: none;
}

.works-meta .section-heading {
  height: auto;
}

.page-contact {
  position: relative;
  z-index: 5;
  display: flex;
  width: 100vw;
  min-height: 100svh;
  flex-direction: column;
  align-items: flex-start;
  padding: 12vh var(--content-edge) 10vh var(--content-x);
  background: transparent; /* let the fixed particle overlay show through (Contact form) */
}

.page-contact__header {
  width: 32vw;
}

.page-contact__content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  margin-top: auto;
}

.page-contact p {
  margin: 0;
  color: var(--muted);
  font-size: var(--label-size);
  letter-spacing: var(--label-track);
  text-transform: uppercase;
}

.page-contact a {
  margin-top: var(--space-3);
  font-size: clamp(1.5rem, 3.5vw, 4rem);
  font-weight: 300;
  letter-spacing: -0.045em;
  line-height: 1;
}

.artwork {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.artwork--systems {
  display: grid;
  place-items: center;
  color: #e3e1dc;
  background:
    repeating-linear-gradient(90deg, transparent 0 12%, rgba(255, 255, 255, 0.06) 12.2% 12.4%),
    #171717;
}

.artwork--systems::before {
  content: "C / JAVA\A SQL / BI";
  white-space: pre;
  font-size: clamp(2.2rem, 6vw, 6rem);
  font-weight: 300;
  letter-spacing: -0.06em;
  line-height: 0.82;
}

.artwork__label {
  position: absolute;
  right: 0.8rem;
  bottom: 0.6rem;
  color: inherit;
  font-size: 0.48rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

@keyframes load-line {
  to {
    transform: translateX(0);
  }
}

@keyframes view-in {
  from {
    opacity: 0;
    filter: blur(5px);
  }

  to {
    opacity: 1;
    filter: blur(0);
  }
}

@media (max-width: 1199px) {
  .side-nav,
  .copyright {
    display: none;
  }

  .mobile-header {
    position: fixed;
    z-index: 100;
    top: 0;
    left: 0;
    display: flex;
    width: 100%;
    justify-content: space-between;
    align-items: center;
    padding: 1rem calc(5vw + 3.6rem) 1rem 5vw;
    background: color-mix(in srgb, var(--bg) 88%, transparent);
    backdrop-filter: blur(12px);
  }

  .mobile-brand {
    display: block;
    width: 5rem;
    flex: 0 0 auto;
  }

  .mobile-header nav {
    display: flex;
    gap: 1rem;
  }

  .mobile-header nav a {
    color: var(--muted);
    font-size: 0.57rem;
    letter-spacing: 0.09em;
    text-transform: uppercase;
  }

  .mobile-header nav a.is-active {
    color: var(--text);
  }

  .theme-toggle {
    top: 1rem;
    right: 5vw;
    width: 2.8rem;
    height: 1.4rem;
  }

  .particle-settings {
    top: 1rem;
    right: calc(5vw + 3.4rem);
    width: 1.4rem;
  }

  .particle-settings > summary {
    width: 1.4rem;
    height: 1.4rem;
  }

  .theme-toggle span {
    top: 0.18rem;
    width: 0.95rem;
    height: 0.95rem;
  }

  body.light .theme-toggle span {
    transform: translateX(-1.38rem);
  }

  main {
    margin-left: 0;
  }

  .view {
    position: relative;
  }

  .view--home {
    position: fixed;   /* the only non-redundant decl here: undoes .view{position:relative} above */
  }

  .home-hero {
    display: grid;
    grid-template-columns: 1fr;
    gap: 4rem;
    padding: 8rem 5vw 5rem;
  }

  .home-intro {
    position: relative;
    z-index: auto;
    inset: auto;
    display: flex;
    min-height: 68vh;
    flex-direction: column;
    justify-content: space-between;
    padding: 5vh 0 0;
    pointer-events: auto;
  }

  .name-lockup {
    position: relative;
    inset: auto;
    width: auto;
  }

  .home-profile {
    position: relative;
    z-index: auto;
    inset: auto;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
  }

  .generative-form {
    position: relative;
    inset: auto;
    width: auto;
    height: 42vh;
  }

  .view--about {
    height: auto;
    min-height: 100svh;
    overflow: visible;
  }

  .about-meta {
    position: relative;
    z-index: auto;
    top: auto;
    left: auto;
    width: auto;
    padding: 8rem 5vw 5rem;
  }

  .section-heading {
    height: auto;
  }

  .page-contact {
    min-height: 100svh;
    padding: 8rem 5vw 5rem;
  }

  .page-contact__header {
    width: 100%;
  }

  .about-meta__content {
    margin-top: 2rem;
    font-size: clamp(0.9rem, 2.5vw, 1.2rem);
  }

  .works-meta {
    width: auto;
    margin-left: 0;
    padding: 6.5rem 5vw 2rem;
  }

  .works-scroll {
    padding: 0 5vw 6rem;
  }

  .works-feed {
    width: 100%;
    gap: clamp(2.5rem, 8vw, 5rem);
  }
}

@media (max-width: 600px) {
  .particle-settings__panel {
    position: fixed;
    top: 3.3rem;
    right: 0.75rem;
    width: calc(100vw - 1.5rem);
  }

  .mobile-header {
    flex-wrap: wrap;
    gap: 0.7rem;
    padding: 0.85rem calc(5vw + 3.4rem) 0.75rem 5vw;
  }

  .mobile-brand {
    width: 4.5rem;
  }

  .mobile-header nav {
    order: 2;
    width: 100%;
    justify-content: space-between;
    gap: 0.5rem;
  }

  .mobile-header nav a {
    font-size: 0.56rem;
  }

  .name-lockup__role {
    font-size: 0.68rem;
  }

  .home-hero {
    display: block;
    min-height: 100svh;
    padding: 7.5rem 5vw 3rem;
  }

  .home-intro {
    min-height: calc(100svh - 10.5rem);
  }

  .home-profile,
  .generative-form {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
  }

  .page-contact a[href^="mailto:"] {
    max-width: 100%;
    overflow-wrap: anywhere;
    font-size: clamp(1.15rem, 6.5vw, 1.7rem);
  }

}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .split-line i {
    transform: translateY(0);
  }
}