/* Bureau Jochum — site styles
   Layout concept: edge-to-edge imagery, no gutters between images; one typeface, one weight,
   two sizes (small UI size + one large statement size). Text sits in a single side gutter. */

:root {
  /* color */
  --paper: #ebebe6;   /* page ground, a slightly warm light grey */
  --ink:   #131312;   /* text */
  --mute:  #85857f;   /* inactive / secondary text */
  --line:  #cfcfc8;   /* hairlines */
  --dark:  #1b1b19;   /* image placeholder ground */
  --on-image: #ffffff;
  --chip:  rgba(24, 24, 22, 0.30);
  --scrim: linear-gradient(to top, rgba(0,0,0,.38), rgba(0,0,0,0) 38%);

  /* type: the brand font is the only face. The generic fallback only shows until the font file is in place. */
  --font: "PP Fraktion Mono", ui-monospace, monospace;
  --t-s: clamp(11px, 0.2vw + 10.5px, 13px);
  --t-l: clamp(21px, 2.9vw + 9px, 46px);
  --lh-s: 1.35;
  --lh-l: 1.16;
  --track: 0;

  /* space */
  --gutter: clamp(16px, 2vw, 28px);
  --pad-x-l: max(var(--gutter), env(safe-area-inset-left, 0px));
  --pad-x-r: max(var(--gutter), env(safe-area-inset-right, 0px));
  --logo-h: clamp(12px, 0.4vw + 10.5px, 17px);
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font);
  font-weight: 400;
  font-size: var(--t-s);
  line-height: var(--lh-s);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
p { margin: 0; }
ul, ol, dl, dd { margin: 0; padding: 0; list-style: none; }
h1, h2, h3 { margin: 0; font-weight: 400; font-size: inherit; }

.up { text-transform: uppercase; letter-spacing: var(--track); }
.mute { color: var(--mute); }
.gutter { padding-left: var(--pad-x-l); padding-right: var(--pad-x-r); }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

a:focus-visible, button:focus-visible { outline: 1px solid currentColor; outline-offset: 3px; }
.link-u { background: linear-gradient(currentColor, currentColor) 0 100% / 0 1px no-repeat; transition: background-size .35s ease; }
.link-u:hover, .link-u[aria-current="page"] { background-size: 100% 1px; }

/* ---------- header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: start; gap: 12px;
  padding-top: calc(env(safe-area-inset-top, 0px) + 14px); padding-bottom: 14px;
  color: var(--ink);
  background: rgba(235, 235, 230, 0.86); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  text-transform: uppercase; letter-spacing: var(--track);
  transition: color .3s ease, background-color .3s ease;
}
/* over a hero image the bar turns transparent with white type; a scrim on the image keeps it legible */
.site-header.over-image { color: var(--on-image); background-color: rgba(235, 235, 230, 0); -webkit-backdrop-filter: none; backdrop-filter: none; }
.hero::before, .p-hero::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 140px; z-index: 1; pointer-events: none; background: linear-gradient(to bottom, rgba(0,0,0,.32), rgba(0,0,0,0)); }
.logo { display: inline-flex; align-items: center; min-height: var(--logo-h); }
.logo svg, .logo img { display: block; height: var(--logo-h); width: auto; }
.logo svg * { fill: currentColor; }
.site-clock { text-align: center; white-space: nowrap; font-variant-numeric: tabular-nums; }
.site-nav { display: flex; justify-content: flex-end; gap: 16px; }
@media (max-width: 559px) { .site-header { display: flex; justify-content: space-between; align-items: center; } .site-clock { display: none; } }
@media (max-width: 359px) { .site-nav { gap: 12px; } }

/* ---------- hero (featured project) ---------- */
.hero { position: relative; aspect-ratio: 4 / 5; max-height: 100svh; width: 100%; max-width: 100%; overflow: hidden; background: var(--dark); color: var(--on-image); }
.hero > a { display: block; height: 100%; }
.hero__media { position: absolute; inset: 0; display: grid; grid-template-columns: 1fr; }
.hero__media .media, .hero__second { width: 100%; height: 100%; min-width: 0; }
.hero__media .media { object-fit: cover; }
.hero__second { display: none; }
@media (min-width: 760px) {
  /* two 4:5 images side by side; at 1440×900 each half is exactly 4:5 */
  .hero { aspect-ratio: auto; height: min(100svh, 62.5vw); min-height: 420px; }
  .hero.two-up .hero__media { grid-template-columns: 1fr 1fr; }
  .hero.two-up .hero__second { display: block; }
}
.hero::after { content: ""; position: absolute; inset: 0; background: var(--scrim); pointer-events: none; }
.hero__caption { z-index: 1;
  position: absolute; left: 0; right: 0; bottom: 0;
  padding-bottom: calc(env(safe-area-inset-bottom, 0px) + 16px);
  display: grid; gap: 2px; max-width: 64ch;
}

/* ---------- statement ---------- */
.statement { padding-block: clamp(72px, 14vw, 200px) clamp(56px, 10vw, 140px); }
.statement p { font-size: var(--t-l); line-height: var(--lh-l); max-width: 32ch; text-wrap: pretty; letter-spacing: -0.02em; }
.statement .more { display: inline-block; margin-top: 28px; }

/* ---------- work bar: count, filters, grid/index toggle ---------- */
.workbar {
  display: grid; grid-template-columns: 1fr auto; row-gap: 10px; column-gap: 16px; align-items: baseline;
  padding-block: 14px; border-top: 1px solid var(--line);
  text-transform: uppercase; letter-spacing: var(--track);
}
.filters { grid-column: 1 / -1; grid-row: 2; display: flex; gap: 14px; overflow-x: auto; scrollbar-width: none; margin-inline: calc(var(--pad-x-l) * -1) calc(var(--pad-x-r) * -1); padding-inline: var(--pad-x-l) var(--pad-x-r); }
.filters::-webkit-scrollbar { display: none; }
.toggle { display: flex; gap: 14px; }
.chip-btn { color: var(--mute); white-space: nowrap; text-transform: uppercase; letter-spacing: var(--track); }
.chip-btn[aria-pressed="true"] { color: var(--ink); }
.chip-btn sup { font-size: .75em; margin-left: 2px; vertical-align: super; line-height: 0; }
@media (min-width: 760px) {
  .workbar { grid-template-columns: 1fr auto 1fr; }
  .filters { grid-column: 2; grid-row: 1; margin: 0; padding: 0; }
  .toggle { justify-content: flex-end; }
}

/* ---------- grid ---------- */
.grid { display: grid; grid-template-columns: 1fr; }
.tile { position: relative; display: block; aspect-ratio: 4 / 5; overflow: hidden; background: var(--dark); color: var(--on-image); max-width: 100%; }
.tile .media { width: 100%; height: 100%; object-fit: cover; transition: transform 1.4s cubic-bezier(.2,.7,.2,1); }
.tile:hover .media { transform: scale(1.025); }
@media (min-width: 760px) {
  .grid { grid-template-columns: repeat(6, 1fr); }
  .tile[data-size="full"]  { grid-column: span 6; aspect-ratio: 16 / 9; } /* for landscape covers */
  .tile[data-size="half"]  { grid-column: span 3; }
  .tile[data-size="third"] { grid-column: span 2; }
}
.chips { position: absolute; left: 10px; bottom: 10px; right: 10px; display: flex; flex-wrap: wrap; gap: 4px; }
.chip {
  padding: 6px 8px 5px; border-radius: 3px;
  background: var(--chip); -webkit-backdrop-filter: blur(16px) saturate(1.3); backdrop-filter: blur(16px) saturate(1.3);
  text-transform: uppercase; letter-spacing: var(--track); line-height: 1.1;
}

/* ---------- index (list view) ---------- */
.index { border-bottom: 1px solid var(--line); }
.row {
  display: grid; grid-template-columns: 1fr auto; column-gap: 16px; row-gap: 2px;
  padding-block: 11px 10px; border-top: 1px solid var(--line);
}
.row--head { color: var(--mute); text-transform: uppercase; letter-spacing: var(--track); }
.row .c-title { text-transform: uppercase; letter-spacing: var(--track); }
.row .c-client, .row .c-disc { color: var(--mute); }
.row .c-disc { grid-column: 1 / -1; }
.row .c-client { display: none; }
.row .c-year { font-variant-numeric: tabular-nums; text-align: right; grid-column: 2; grid-row: 1; }
.row--head .c-disc { display: none; }
a.row:hover .c-client, a.row:hover .c-disc { color: var(--ink); }
@media (min-width: 760px) {
  .row { grid-template-columns: 2.2fr 1.6fr 1.8fr 0.5fr; }
  .row .c-client { display: block; }
  .row .c-disc { grid-column: auto; }
  .row .c-year { grid-column: auto; grid-row: auto; }
  .row--head .c-disc { display: block; }
}
.preview {
  position: fixed; z-index: 40; left: 0; top: 0; width: min(28vw, 380px); aspect-ratio: 4 / 5;
  pointer-events: none; opacity: 0; transition: opacity .2s ease; background: var(--dark);
}
.preview.on { opacity: 1; }
.preview img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- project page ---------- */
.p-hero { position: relative; aspect-ratio: 4 / 5; width: 100%; max-width: 100%; overflow: hidden; background: var(--dark); }
.p-hero .media { width: 100%; height: 100%; object-fit: cover; }
@media (min-width: 900px) {
  /* cover (4:5) left, title and text right; the text column stays in view while the cover scrolls */
  .p-top { display: grid; grid-template-columns: 1fr 1fr; align-items: start; }
  .p-head { position: sticky; top: 0; padding-top: 120px; }
}
.p-head { display: grid; gap: 40px; padding-block: clamp(40px, 8vw, 96px); }
.p-title { font-size: var(--t-l); line-height: var(--lh-l); text-wrap: balance; max-width: 24ch; letter-spacing: -0.02em; }
.p-body { display: grid; gap: 40px; }
.p-text { display: grid; gap: 1em; max-width: 58ch; align-content: start; }
.meta { display: grid; grid-template-columns: 1fr 1fr; gap: 20px 16px; align-content: start; }
.meta dt { color: var(--mute); text-transform: uppercase; letter-spacing: var(--track); margin-bottom: 4px; }
.meta .wide { grid-column: 1 / -1; }

.gallery { display: grid; grid-template-columns: 1fr; align-items: start; }
.gallery figure { margin: 0; max-width: 100%; }
.gallery .media { width: 100%; height: auto; background: var(--dark); }
.gallery video.media { aspect-ratio: var(--ratio, 4 / 5); object-fit: cover; }
.gallery [style] img.media { aspect-ratio: var(--ratio); }
.gallery figcaption { padding-block: 8px 20px; color: var(--mute); }
@media (min-width: 760px) {
  .gallery { grid-template-columns: repeat(6, 1fr); }
  .gallery [data-size="full"]  { grid-column: span 6; }
  .gallery [data-size="half"]  { grid-column: span 3; }
  .gallery [data-size="third"] { grid-column: span 2; }
}
.p-next { display: grid; margin-top: clamp(48px, 8vw, 120px); border-top: 1px solid var(--line); }
.p-next__text { display: grid; gap: 6px; align-content: start; padding-block: 16px 20px; }
.p-next__title { font-size: var(--t-l); line-height: var(--lh-l); letter-spacing: -0.02em; text-wrap: balance; }
.p-next__media { display: block; aspect-ratio: 4 / 5; max-width: 100%; overflow: hidden; background: var(--dark); }
.p-next__media .media { width: 100%; height: 100%; object-fit: cover; transition: transform 1.4s cubic-bezier(.2,.7,.2,1); }
.p-next:hover .p-next__media .media { transform: scale(1.02); }
@media (min-width: 760px) { .p-next { grid-template-columns: 1fr 1fr; } .p-next__text { padding-top: 24px; } }

/* ---------- info + text pages ---------- */
.page-top { padding-top: calc(env(safe-area-inset-top, 0px) + 120px); }
.info-lead p { font-size: var(--t-l); line-height: var(--lh-l); max-width: 32ch; text-wrap: pretty; letter-spacing: -0.02em; }
.info-cols { display: grid; gap: 40px; padding-block: clamp(56px, 10vw, 140px); }
.info-cols .c-stack { display: grid; gap: 40px; align-content: start; }
.info-cols h2 { color: var(--mute); text-transform: uppercase; letter-spacing: var(--track); margin-bottom: 10px; }
.info-cols .prose { display: grid; gap: 1em; max-width: 58ch; align-content: start; }
@media (min-width: 900px) {
  .info-cols { grid-template-columns: repeat(12, 1fr); }
  .info-cols .c-about { grid-column: 1 / span 6; }
  .info-cols .c-list  { grid-column: span 3; }
}
.legal { display: grid; gap: 1.4em; max-width: 64ch; padding-block: 0 clamp(56px, 10vw, 140px); }
.legal h1 { font-size: var(--t-l); line-height: var(--lh-l); margin-bottom: .4em; }
.legal h2 { text-transform: uppercase; letter-spacing: var(--track); color: var(--mute); }
.legal dl { display: grid; grid-template-columns: minmax(0, 12em) minmax(0, 1fr); gap: 6px 16px; }
.legal dt { color: var(--mute); }

/* ---------- contact form ---------- */
.contact { padding-block: 0 clamp(56px, 10vw, 140px); }
.contact__title { font-size: var(--t-l); line-height: var(--lh-l); letter-spacing: -0.02em; margin-bottom: 28px; }
.contact__form { display: grid; gap: 22px 16px; max-width: 880px; }
@media (min-width: 760px) { .contact__form { grid-template-columns: 1fr 1fr; } .field--wide, .contact__foot, .contact__status { grid-column: 1 / -1; } }
.field { display: grid; gap: 6px; min-width: 0; }
.field span { color: var(--mute); text-transform: uppercase; letter-spacing: var(--track); }
.field input, .field textarea {
  font: inherit; color: var(--ink); background: transparent; width: 100%;
  border: 0; border-bottom: 1px solid var(--line); border-radius: 0; padding: 8px 0; outline: none; resize: vertical;
}
.field input:focus, .field textarea:focus { border-bottom-color: var(--ink); }
.field [aria-invalid="true"] { border-bottom-color: #b3261e; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.contact__foot { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 12px 24px; }
.contact__send { padding: 12px 22px; background: var(--ink); color: var(--paper); border-radius: 0; }
.contact__send:hover { opacity: .85; }
.contact__send[disabled] { opacity: .5; cursor: progress; }
.contact__status:empty { display: none; }

/* ---------- coming soon (public domain until launch) ---------- */
body.soon { min-height: 100svh; display: grid; grid-template-rows: 1fr auto; background: var(--dark); color: var(--on-image); }
.soon__main { display: grid; place-content: center; justify-items: center; gap: 22px; text-align: center; padding-block: 80px 40px; }
.soon__logo svg { display: block; height: clamp(16px, 2.2vw, 28px); width: auto; }
.soon__logo svg * { fill: currentColor; }
.soon__statement { max-width: 46ch; color: rgba(255,255,255,.72); text-wrap: balance; }
.soon__bar { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px 24px; padding-block: 18px calc(env(safe-area-inset-bottom, 0px) + 18px); color: rgba(255,255,255,.72); text-transform: uppercase; letter-spacing: .04em; }
.soon__links { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.soon__links a { color: var(--on-image); }

/* ---------- footer ---------- */
.site-footer {
  display: grid; grid-template-columns: 1fr 1fr; gap: 28px 16px;
  padding-top: 56px; padding-bottom: calc(env(safe-area-inset-bottom, 0px) + 20px);
  border-top: 1px solid var(--line);
}
.site-footer h2 { color: var(--mute); text-transform: uppercase; letter-spacing: var(--track); margin-bottom: 6px; }
.site-footer .legal-line { grid-column: 1 / -1; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 16px; color: var(--mute); padding-top: 28px; }
.site-footer address { font-style: normal; }
@media (min-width: 760px) { .site-footer { grid-template-columns: repeat(4, 1fr); } }

/* ---------- first-visit intro ---------- */
.loader { display: none; }
html.intro-on { overflow: hidden; }
html.intro-on .loader {
  display: grid; place-items: center;
  position: fixed; inset: 0; z-index: 100;
  background: var(--dark); color: var(--on-image);
  padding-top: env(safe-area-inset-top, 0px); padding-bottom: env(safe-area-inset-bottom, 0px);
  transition: opacity .7s cubic-bezier(.4,0,.2,1);
  /* failsafe: never block the site if the script does not run */
  animation: loader-failsafe 0s linear 6s forwards;
}
html.intro-on .loader.is-out { opacity: 0; pointer-events: none; }
@keyframes loader-failsafe { to { opacity: 0; visibility: hidden; pointer-events: none; } }
.loader__bg { position: absolute; inset: 0; overflow: hidden; contain: strict; }
/* rendered at a quarter of the size and scaled up: the same soft look for a fraction of the GPU work */
.loader__bg img {
  position: absolute; left: -6%; top: -6%; width: 28%; height: 28%; object-fit: cover;
  transform: scale(4.3); transform-origin: 0 0;
  filter: blur(11px) saturate(1.15) brightness(.62);
  opacity: 0; transition: opacity .18s linear; will-change: opacity;
}
.loader__bg img.is-on { opacity: 1; }
.loader__center { position: relative; display: grid; justify-items: center; gap: 18px; }
.loader__logo { color: var(--on-image); }
.loader__logo svg { display: block; height: clamp(15px, 1.9vw, 26px); width: auto; }
.loader__logo svg * { fill: currentColor; }
.loader__words { display: grid; text-transform: uppercase; letter-spacing: .04em; }
.loader__words span { grid-area: 1 / 1; text-align: center; opacity: 0; transform: translateY(6px); transition: opacity .25s ease, transform .35s cubic-bezier(.2,.7,.2,1); }
.loader__words span.is-on { opacity: 1; transform: none; }
.loader__bar {
  position: absolute; left: 0; right: 0; bottom: calc(env(safe-area-inset-bottom, 0px) + 18px);
  display: flex; justify-content: space-between; text-transform: uppercase; letter-spacing: .04em;
  font-variant-numeric: tabular-nums; color: rgba(255,255,255,.72);
}
.loader__line { position: absolute; left: 0; bottom: 0; height: 2px; width: 100%; background: var(--on-image); transform-origin: left; transform: scaleX(0); }
/* the page underneath starts blurred and sharpens as the intro leaves (large screens);
   on phones it simply fades in, which is far cheaper */
.hero .media { transition: opacity .6s ease; }
html.intro-on .hero .media, html.intro-on .hero img.media.is-loaded { opacity: 0; }
@media (min-width: 900px) and (hover: hover) {
  .hero .media { transition: filter 1.3s cubic-bezier(.2,.7,.2,1), transform 1.3s cubic-bezier(.2,.7,.2,1), opacity .6s ease; }
  html.intro-on .hero .media, html.intro-on .hero img.media.is-loaded { opacity: 1; filter: blur(26px); transform: scale(1.06); }
}

/* ---------- media loading ---------- */
.js img.media { opacity: 0; transition: opacity .6s ease; }
.js img.media.is-loaded { opacity: 1; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}