/* Etienne Kainz — portfolio
   Black page, the dot field behind everything (field.js), white type. */

@font-face {
  font-family: "Geist";
  src: url("assets/fonts/Geist-Variable.woff2") format("woff2-variations"),
       url("assets/fonts/Geist-Variable.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

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

:root {
  --bg: #000;
  --fg: #fff;
  --text: #e8e8e8;
  --muted: rgba(255, 255, 255, .58);
  --faint: rgba(255, 255, 255, .34);
  --line: rgba(255, 255, 255, .16);
  --line-strong: rgba(255, 255, 255, .55);
  --display: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  --mono: "Geist Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --pad: clamp(20px, 3.2vw, 48px);
  --header: 76px;
  --ease: cubic-bezier(.2, .7, .1, 1);
  color-scheme: dark;
}

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

html {
  background: var(--bg);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--display);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
}

button {
  font: inherit;
}

:focus-visible {
  outline: 1px solid #fff;
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 10px 14px;
  background: #fff;
  color: #000;
  font: 500 12px var(--mono);
  transform: translateY(-200%);
}

.skip-link:focus {
  transform: none;
}

/* ------------------------------------------------------------ field */
.field {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 0;
  width: 100%;
  height: 100vh;
  pointer-events: none;
  opacity: 0;
  transition: opacity 1.6s var(--ease);
}

/* Large viewport: a phone URL bar collapsing never stretches the canvas. */
@supports (height: 100lvh) {
  .field {
    height: 100lvh;
  }
}

.field-ready .field {
  opacity: 1;
}

/* ----------------------------------------------------------- header */
.site-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(16px, 2vw, 28px);
  height: var(--header);
  padding: 0 var(--pad);
  pointer-events: none;
}

.site-header > * {
  pointer-events: auto;
}

/* Content scrolls under the header: a short fade keeps the logo clear. */
.site-header::before {
  content: "";
  position: absolute;
  inset: 0 0 -24px;
  z-index: -1;
  background: linear-gradient(#000 35%, rgba(0, 0, 0, 0));
  opacity: 0;
  transition: opacity .4s var(--ease);
  pointer-events: none;
}

body:not([data-page="home"]) .site-header::before {
  opacity: .92;
}

.brand {
  display: block;
  flex: none;
}

.brand img {
  width: auto;
  height: 30px;
  filter: invert(1);
  transition: opacity .3s var(--ease);
}

.brand:hover img {
  opacity: .7;
}

.menu-toggle {
  display: inline-flex;
  flex: none;
  align-items: center;
  gap: 12px;
  height: 40px;
  padding: 0 16px;
  border: 1px solid var(--line-strong);
  background: rgba(0, 0, 0, .35);
  color: #fff;
  font: 500 12px/1 var(--mono);
  letter-spacing: .18em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background .3s var(--ease), color .3s var(--ease);
}

.menu-toggle:hover {
  background: #fff;
  color: #000;
}

.menu-toggle__lines {
  position: relative;
  width: 18px;
  height: 7px;
}

.menu-toggle__lines::before,
.menu-toggle__lines::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 1px;
  background: currentColor;
  transition: transform .45s var(--ease), width .45s var(--ease);
}

.menu-toggle__lines::before {
  top: 0;
}

.menu-toggle__lines::after {
  bottom: 0;
  width: 65%;
}

.menu-open .menu-toggle__lines::before {
  transform: translateY(3px) rotate(45deg);
}

.menu-open .menu-toggle__lines::after {
  width: 100%;
  transform: translateY(-3px) rotate(-45deg);
}

/* ------------------------------------------------------------- menu */
.menu {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--header) + 24px) var(--pad) 40px;
  background: rgba(0, 0, 0, .8);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  opacity: 0;
  visibility: hidden;
  transition: opacity .5s var(--ease), visibility 0s linear .5s;
}

.menu-open .menu {
  opacity: 1;
  visibility: visible;
  transition: opacity .5s var(--ease);
}

.menu nav {
  display: grid;
  gap: clamp(4px, 1vh, 12px);
}

.menu nav a {
  display: flex;
  align-items: baseline;
  gap: clamp(14px, 2vw, 28px);
  width: max-content;
  max-width: 100%;
  color: rgba(255, 255, 255, .72);
  font-size: clamp(34px, 6.2vw, 88px);
  font-weight: 500;
  letter-spacing: -.04em;
  line-height: 1.02;
  text-decoration: none;
  opacity: 0;
  transform: translateY(24px);
  transition: color .3s var(--ease), opacity .6s var(--ease), transform .7s var(--ease);
}

.menu nav a:hover,
.menu nav a[aria-current="page"] {
  color: #fff;
}

.menu-open .menu nav a {
  opacity: 1;
  transform: none;
}

.menu-open .menu nav a:nth-child(2) { transition-delay: 0s, .04s, .04s; }
.menu-open .menu nav a:nth-child(3) { transition-delay: 0s, .08s, .08s; }
.menu-open .menu nav a:nth-child(4) { transition-delay: 0s, .12s, .12s; }
.menu-open .menu nav a:nth-child(5) { transition-delay: 0s, .16s, .16s; }

.menu__foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px 32px;
  margin-top: clamp(40px, 8vh, 90px);
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font: 500 12px var(--mono);
  letter-spacing: .12em;
  text-transform: uppercase;
}

.menu__foot a {
  text-decoration: none;
}

.menu__foot a:hover {
  color: #fff;
}

.menu-open {
  overflow: hidden;
}

/* ------------------------------------------------------------- type */
/* Large white display type with a slow metallic sheen. */
.shine {
  color: #fff;
  background: linear-gradient(105deg, #b8b8b8 0%, #fff 16%, #fff 36%, #cfcfcf 46%, #fff 56%, #fff 80%, #a6a6a6 100%);
  background-size: 260% 100%;
  background-position: 0 0;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: sheen 11s ease-in-out infinite alternate;
  filter: drop-shadow(0 0 24px rgba(255, 255, 255, .12));
}

@keyframes sheen {
  to {
    background-position: 100% 0;
  }
}

.label {
  color: var(--muted);
  font: 500 11px/1.4 var(--mono);
  letter-spacing: .14em;
  text-transform: uppercase;
}

/* main swaps on navigation (site.js): fade out, swap, fade in. */
main {
  position: relative;
  z-index: 1;
  outline: none;
  transition: opacity .38s var(--ease), transform .5s var(--ease);
}

.is-leaving main {
  opacity: 0;
  transform: translateY(-10px);
  pointer-events: none;
}

.is-entering main {
  opacity: 0;
  transform: translateY(14px);
  transition: none;
}

/* ------------------------------------------------------------- home */
.home {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 30vw);
  grid-template-rows: auto auto 1fr auto;
  column-gap: 6vw;
  min-height: 100vh;
  min-height: 100svh;
  padding: clamp(112px, 18vh, 210px) var(--pad) clamp(26px, 5vh, 52px);
}

.home__title {
  grid-column: 1;
  grid-row: 1;
  margin: 0;
  font-size: clamp(40px, 4.8vw, 86px);
  font-weight: 500;
  letter-spacing: -.045em;
  line-height: .98;
}

.home__title span {
  display: block;
}

.home__intro {
  display: flex;
  grid-column: 1;
  grid-row: 2;
  align-items: flex-start;
  gap: clamp(20px, 2.4vw, 36px);
  margin-top: clamp(28px, 6vh, 64px);
}

.home__photo {
  flex: none;
  width: clamp(187px, min(19vw, 32.5vh), 316px); /* short windows: still one screen */
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: 50% 30%;
  border: 1px solid var(--line);
  filter: grayscale(1) contrast(1.02);
}

.home__bio p {
  max-width: 24ch;
  margin: 0 0 .85em;
  color: #ececec;
  font-size: clamp(17px, 1.45vw, 23px);
  line-height: 1.34;
  letter-spacing: -.01em;
}

.home__nav {
  display: grid;
  grid-column: 2;
  grid-row: 1 / 3;
  align-self: start;
  justify-items: start;
  gap: clamp(6px, 1.6vh, 16px);
  margin-top: .3em;
}

/* Free-floating labels: each drifts gently on its own phase; hovering one
   slides it out on a hairline and lets the others recede. */
.home__nav a {
  /* The label size, kept as a variable for the hover slide below. */
  --nav-size: clamp(20px, 1.9vw, 32px);
  position: relative;
  display: inline-flex;
  align-items: flex-start;
  gap: .55em;
  padding: .3em 0;
  color: #fff;
  font-size: var(--nav-size);
  font-weight: 400;
  letter-spacing: .045em;
  line-height: 1.1;
  text-decoration: none;
  text-transform: uppercase;
  animation: drift 7s ease-in-out infinite alternate;
  transition: opacity .5s var(--ease);
}

.home__nav a:nth-child(2) { animation-duration: 8.2s; animation-delay: -2.1s; }
.home__nav a:nth-child(3) { animation-duration: 6.4s; animation-delay: -4.3s; }
.home__nav a:nth-child(4) { animation-duration: 7.6s; animation-delay: -1.2s; }

@keyframes drift {
  from {
    translate: 0 -2px;
  }

  to {
    translate: 0 3px;
  }
}

.home__nav a > * {
  transition: transform .6s var(--ease);
}

.home__nav a::before {
  content: "";
  position: absolute;
  top: calc(.3em + .55em);
  left: 0;
  width: .9em;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform .6s var(--ease);
}

.home__nav:hover a,
.home__nav:focus-within a,
.home__nav.is-dealing a {
  opacity: .34;
}

/* .is-dealt: the label whose preview cards are held after a first click
   (site.js); the others stay back, even under the pointer. */
.home__nav a:hover,
.home__nav a:focus-visible,
.home__nav a.is-dealt {
  opacity: 1;
  animation-play-state: paused;
}

.home__nav a:hover > *,
.home__nav a:focus-visible > *,
.home__nav a.is-dealt > * {
  transform: translateX(calc(var(--nav-size) * 1.3));
}

.home__nav a:hover::before,
.home__nav a:focus-visible::before,
.home__nav a.is-dealt::before {
  transform: none;
}

.home__nav.is-dealing a:not(.is-dealt):hover {
  opacity: .62;
}

.home__nav.is-dealing a:not(.is-dealt):hover > * {
  transform: none;
}

.home__nav.is-dealing a:not(.is-dealt):hover::before {
  transform: scaleX(0);
}

.home__nav a:focus-visible {
  outline: none;
}

.home__contact {
  grid-column: 1;
  grid-row: 4;
  align-self: end;
  margin: clamp(24px, 4vh, 40px) 0 0;
}

.home__contact a {
  color: #fff;
  font-size: clamp(16px, 1.3vw, 20px);
  letter-spacing: -.01em;
  text-decoration: none;
  background: linear-gradient(currentColor, currentColor) 0 100% / 0 1px no-repeat;
  transition: background-size .45s var(--ease);
}

.home__contact a:hover {
  background-size: 100% 1px;
}

/* Home entrance */
.home > * {
  animation: rise 1.2s var(--ease) both;
}

.home > :nth-child(2) { animation-delay: .12s; }
.home > :nth-child(3) { animation-delay: .22s; }
.home > :nth-child(4) { animation-delay: .32s; }

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(26px);
  }
}

/* Preview cards: pointing at a category on the home page deals a hand of its
   pictures. site.js moves every card each frame; this only dresses them. The
   glint is a band of light that slides across a card as it swings (--glint,
   set from the card's motion). */
.deck {
  --card: clamp(118px, 10vw, 184px);
  position: fixed;
  inset: 0;
  z-index: 5;
  overflow: hidden;
  pointer-events: none;
  visibility: hidden;
}

.deck.is-live {
  visibility: visible;
}

.deck__card {
  position: absolute;
  top: 0;
  left: 0;
  width: var(--card);
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .34);
  background: #0a0a0a;
  box-shadow: 0 26px 50px -18px rgba(0, 0, 0, .95), 0 2px 8px rgba(0, 0, 0, .55);
  opacity: 0;
  will-change: transform, opacity;
}

.deck__card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity .32s var(--ease);
}

.deck__card img.is-on {
  opacity: 1;
}

.deck__card::after {
  content: "";
  position: absolute;
  inset: 0 -60%;
  background: linear-gradient(105deg, transparent 38%, rgba(255, 255, 255, .26) 50%, transparent 62%);
  mix-blend-mode: screen;
  transform: translateX(calc(var(--glint, -100) * 1%));
}

/* A held hand: its cards and the hint under it open the category. */
.deck.is-held .deck__card {
  pointer-events: auto;
  cursor: pointer;
}

.deck__hint {
  position: absolute;
  z-index: 20;
  top: 0;
  left: 0;
  padding: 8px 12px;
  border: 1px solid var(--line-strong);
  background: rgba(0, 0, 0, .78);
  color: #fff;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  transition: opacity .35s var(--ease), background .3s var(--ease), color .3s var(--ease);
}

.deck__hint.is-on {
  opacity: 1;
  pointer-events: auto;
  cursor: pointer;
  animation: hint-pulse 1.8s ease-in-out infinite;
}

.deck__hint.is-on:hover {
  background: #fff;
  color: #000;
}

@keyframes hint-pulse {
  50% {
    border-color: rgba(255, 255, 255, .95);
  }
}

@media (max-width: 760px) {
  .deck {
    --card: clamp(104px, 30vw, 150px);
  }
}

/* ------------------------------------------------------ inner pages */
.page {
  min-height: 100vh;
  padding: clamp(128px, 22vh, 230px) var(--pad) clamp(80px, 12vh, 140px);
}

.page-head {
  max-width: 1120px;
  margin-bottom: clamp(64px, 11vw, 150px);
}

.page-head > * {
  animation: rise 1.2s var(--ease) both;
}

.page-head > :nth-child(2) { animation-delay: .08s; }
.page-head > :nth-child(3) { animation-delay: .16s; }
.page-head > :nth-child(4) { animation-delay: .24s; }
.page-head > :nth-child(5) { animation-delay: .32s; }

.page-head__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  margin-bottom: 22px;
}

.page-head__meta a {
  text-decoration: none;
}

.page-head__meta a:hover {
  color: #fff;
}

.page-head h1 {
  margin: 0;
  font-size: clamp(42px, 6.8vw, 112px);
  font-weight: 500;
  letter-spacing: -.045em;
  line-height: .96;
}

.page-head p {
  max-width: 48ch;
  margin: 28px 0 0;
  color: #d9d9d9;
  font-size: clamp(17px, 1.4vw, 21px);
  line-height: 1.45;
  letter-spacing: -.005em;
}

.page-head__text p + p {
  margin-top: 1em;
}

.page-head__docs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.page-head__docs a {
  display: inline-flex;
  gap: 10px;
  padding: 9px 12px;
  border: 1px solid var(--line-strong);
  color: #fff;
  text-decoration: none;
  transition: background .3s var(--ease), color .3s var(--ease);
}

.page-head__docs a:hover {
  background: #fff;
  color: #000;
}

/* --------------------------------------------------------- galleries */
.gallery {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  align-items: start;
  gap: clamp(44px, 6vw, 110px) clamp(14px, 1.6vw, 26px);
}

.item {
  grid-column: span 6;
  margin: 0;
  color: inherit;
  text-decoration: none;
}

/* The staggered layouts of the previous site. */
.gallery--drawings .item:nth-child(4n + 1) { grid-column: 1 / span 6; }
.gallery--drawings .item:nth-child(4n + 2) { grid-column: 8 / span 4; margin-top: 9vw; }
.gallery--drawings .item:nth-child(4n + 3) { grid-column: 2 / span 4; margin-top: 3vw; }
.gallery--drawings .item:nth-child(4n) { grid-column: 7 / span 6; margin-top: -2vw; }

.gallery--aerial .item:nth-child(6n + 1) { grid-column: 1 / span 7; }
.gallery--aerial .item:nth-child(6n + 2) { grid-column: 9 / span 4; margin-top: 8vw; }
.gallery--aerial .item:nth-child(6n + 3) { grid-column: 2 / span 4; }
.gallery--aerial .item:nth-child(6n + 4) { grid-column: 7 / span 6; margin-top: 5vw; }
.gallery--aerial .item:nth-child(6n + 5) { grid-column: 1 / span 5; margin-top: 7vw; }
.gallery--aerial .item:nth-child(6n) { grid-column: 7 / span 4; }

.item__media {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #0a0a0a;
}

.item__media img {
  width: 100%;
  height: auto;
  transition: transform 1.6s var(--ease), opacity .6s var(--ease);
}

.gallery--aerial .item__media img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.gallery--aerial .item--whole .item__media img {
  aspect-ratio: auto;
}

.gallery--projects .item__media img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

[data-lightbox],
.item--project {
  cursor: pointer;
}

.item:hover .item__media img {
  transform: scale(1.025);
}

.item figcaption {
  margin-top: 12px;
}

.item--project h2 {
  margin: 18px 0 0;
  color: #fff;
  font-size: clamp(22px, 2.2vw, 34px);
  font-weight: 500;
  letter-spacing: -.03em;
  line-height: 1.08;
}

.item--project p {
  max-width: 44ch;
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.45;
}

.item--project .item__arrow {
  display: inline-block;
  margin-left: .25em;
  transition: transform .45s var(--ease);
}

.item--project:hover .item__arrow {
  transform: translate(4px, -4px);
}

/* Pictures flow in as they reach the viewport (site.js). */
[data-reveal] {
  opacity: 0;
  transform: translate3d(0, 56px, 0);
  transition: opacity 1.1s var(--ease), transform 1.4s var(--ease);
  transition-delay: var(--d, 0s);
}

[data-reveal] .item__media img {
  transform: scale(1.08);
}

[data-reveal].is-in {
  opacity: 1;
  transform: none;
}

[data-reveal].is-in .item__media img {
  transform: none;
}

[data-reveal].is-in:hover .item__media img {
  transform: scale(1.025);
}

/* ---------------------------------------------------- certifications */
.certs {
  display: grid;
  gap: clamp(64px, 9vw, 130px);
}

.cert {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 24px clamp(14px, 1.6vw, 26px);
  align-items: start;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.cert__text {
  grid-column: 1 / span 5;
}

.cert__text h2 {
  margin: 14px 0 0;
  color: #fff;
  font-size: clamp(24px, 2.4vw, 38px);
  font-weight: 500;
  letter-spacing: -.03em;
  line-height: 1.08;
}

.cert__text p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 16px;
}

.cert__media {
  display: grid;
  grid-column: 6 / span 7;
  grid-template-columns: 2fr 3fr;
  gap: clamp(14px, 1.6vw, 26px);
  align-items: start;
}

.cert__media .item {
  grid-column: auto;
}

.cert__logo .item__media {
  display: grid;
  place-items: center;
  aspect-ratio: 4 / 3;
  padding: 12%;
}

.cert__logo.is-light .item__media {
  background: #fff;
}

.cert__logo .item__media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* -------------------------------------------------------- page end */
.page-end {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 20px 40px;
  margin-top: clamp(90px, 14vw, 180px);
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.page-end a {
  color: #fff;
  font-size: clamp(22px, 2.6vw, 40px);
  font-weight: 500;
  letter-spacing: -.035em;
  line-height: 1.1;
  text-decoration: none;
}

.page-end a .label {
  display: block;
  margin-bottom: 8px;
}

.page-end a:hover .page-end__title {
  opacity: .7;
}

.page-end__title {
  transition: opacity .3s var(--ease);
}

.page-end__next {
  margin-left: auto;
  text-align: right;
}

.site-foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px 24px;
  margin-top: 56px;
}

.site-foot a {
  text-decoration: none;
}

.site-foot a:hover {
  color: #fff;
}

/* ---------------------------------------------------------- lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr) 72px;
  align-items: center;
  padding: 72px var(--pad) 28px;
  background: rgba(0, 0, 0, .96);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  opacity: 0;
  visibility: hidden;
  transition: opacity .4s var(--ease), visibility 0s linear .4s;
}

.lightbox-open .lightbox {
  opacity: 1;
  visibility: visible;
  transition: opacity .4s var(--ease);
}

.lightbox-open {
  overflow: hidden;
}

.lightbox figure {
  display: grid;
  grid-column: 2;
  justify-items: center;
  gap: 16px;
  min-width: 0;
  margin: 0;
}

.lightbox img {
  max-width: 100%;
  max-height: calc(100svh - 170px);
  width: auto;
  height: auto;
  object-fit: contain;
}

/* Logos with a transparent ground keep their white panel here too. */
.lightbox img.is-light {
  padding: clamp(24px, 4vw, 56px);
  background: #fff;
}

.lightbox figcaption {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  width: min(100%, 900px);
}

.lightbox__close {
  position: absolute;
  top: 18px;
  right: var(--pad);
  height: 40px;
  padding: 0 16px;
  border: 1px solid var(--line-strong);
  background: #000;
  color: #fff;
  font: 500 12px var(--mono);
  letter-spacing: .18em;
  text-transform: uppercase;
  cursor: pointer;
}

.lightbox__nav {
  width: 52px;
  height: 52px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: transparent;
  color: #fff;
  font-size: 20px;
  cursor: pointer;
  transition: background .3s var(--ease), color .3s var(--ease);
}

.lightbox__nav:hover,
.lightbox__close:hover {
  background: #fff;
  color: #000;
}

.lightbox__nav--prev {
  grid-column: 1;
  grid-row: 1;
}

.lightbox__nav--next {
  grid-column: 3;
  grid-row: 1;
  justify-self: end;
}

/* ------------------------------------------------------------ phones */
@media (max-width: 760px) {
  :root {
    --header: 64px;
  }

  .brand img {
    height: 26px;
  }

  .menu-toggle {
    height: 36px;
    padding: 0 13px;
  }

  .home {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: auto auto auto 1fr auto;
    padding: clamp(84px, 13svh, 120px) 20px clamp(18px, 3svh, 30px);
  }

  .home__title {
    font-size: clamp(29px, min(9.4vw, 5svh), 43px);
  }

  .home__intro {
    gap: 16px;
    margin-top: clamp(16px, 3svh, 30px);
  }

  .home__photo {
    width: clamp(124px, 20.6svh, 184px);
  }

  .home__bio p {
    font-size: clamp(15px, 2.1svh, 18px);
  }

  .home__nav {
    grid-column: 1;
    grid-row: 3;
    gap: clamp(2px, .8svh, 8px);
    margin-top: clamp(22px, 4svh, 40px);
  }

  .home__nav a {
    --nav-size: clamp(18px, 2.7svh, 23px);
  }

  .home__contact {
    grid-row: 5;
    margin-top: clamp(14px, 2.6svh, 30px);
  }

  .page {
    padding-right: 20px;
    padding-left: 20px;
  }

  .gallery {
    grid-template-columns: minmax(0, 1fr);
    gap: 64px;
  }

  .gallery .item,
  .gallery .item:nth-child(n) {
    grid-column: 1;
    margin-top: 0;
  }

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

  .cert__text,
  .cert__media {
    grid-column: 1;
  }

  .lightbox {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: minmax(0, 1fr) auto;
    padding: 70px 14px 20px;
  }

  .lightbox figure {
    grid-column: 1 / -1;
    grid-row: 1;
  }

  .lightbox__nav--prev,
  .lightbox__nav--next {
    grid-row: 2;
    margin-top: 16px;
  }

  .lightbox__nav--prev {
    justify-self: start;
  }

  .lightbox__nav--next {
    grid-column: 2;
  }

  .lightbox img {
    max-height: calc(100svh - 210px);
  }
}

/* Mid-size windows: keep the boxes beside the text without crowding it. */
@media (min-width: 761px) and (max-width: 1100px) {
  .home {
    grid-template-columns: minmax(0, 1fr) minmax(260px, 34vw);
    column-gap: 4vw;
  }

  .home__title {
    font-size: clamp(36px, 5.6vw, 65px);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    transition-delay: 0s !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}

@media print {
  .field,
  .site-header,
  .menu,
  .lightbox {
    display: none !important;
  }

  body,
  html {
    background: #fff;
    color: #000;
  }
}