/* ==========================================================================
   Milo Tacheny — milotacheny.com
   Rebuilt as a static site. Layout mirrors the original fluid grid:
   26 columns (gutter + 24 cells + gutter), 11px column gap, 1500px max width.
   ========================================================================== */

:root {
  --site-max-width: 1500px;
  --site-gutter: 4vw;
  --mobile-site-gutter: 6vw;
  --gap: 11px;

  --ink: #000;
  --paper: #fff;

  /* Brand palette, sampled from the hero tiles */
  --ochre: #a46403;
  --slate: #546669;
  --olive: #586145;
  --charcoal: #47413c;

  --header-height: 80px;
  --section-pad: 43px;
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Raleway, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a { color: inherit; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  padding: 12px 20px;
  background: var(--ink);
  color: var(--paper);
  text-decoration: none;
}
.skip-link:focus { left: 0; }

:where(a, button):focus-visible {
  outline: 2px solid var(--ochre);
  outline-offset: 3px;
}

/* ── Header ───────────────────────────────────────────────────────────── */

.header {
  position: absolute;
  inset: 0 0 auto 0;
  z-index: 10;
  height: var(--header-height);
  padding: 0 var(--site-gutter);
  background: var(--paper);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.header__brand { display: block; flex: none; }
.header__brand img { width: 46px; height: auto; }

.header__nav {
  display: flex;
  align-items: center;
  gap: 22px;
}

.header__nav a {
  font-size: 16px;
  line-height: 24px;
  text-decoration: none;
  white-space: nowrap;
}

.header__nav a:hover { text-decoration: underline; text-underline-offset: 4px; }
.header__nav a[aria-current="page"] { text-decoration: underline; text-underline-offset: 4px; }

/* ── Section + grid ───────────────────────────────────────────────────── */

.section {
  min-height: 33vh;
  display: flex;
  align-items: center;
  padding-block: var(--section-pad);
}

/* The hero clears the absolutely-positioned header. */
.section--hero { padding-top: calc(var(--header-height) + var(--section-pad)); }

.grid {
  /* Width of the centred content area, gutters excluded. */
  --container-width: min(var(--site-max-width), calc(100vw - var(--site-gutter) * 2));
  --cell-max-width: calc((var(--site-max-width) - (var(--gap) * 23)) / 24);
  --grid-gutter: calc(var(--site-gutter) - var(--gap));
  --row-height: calc(var(--container-width) * 0.0215);

  display: grid;
  width: 100%;
  grid-template-columns:
    minmax(var(--grid-gutter), 1fr)
    repeat(24, minmax(0, var(--cell-max-width)))
    minmax(var(--grid-gutter), 1fr);
  column-gap: var(--gap);
  row-gap: var(--gap);
  overflow-x: clip;
}

.grid--hero   { grid-template-rows: repeat(5,  minmax(var(--row-height), auto)); }
.grid--work   { grid-template-rows: repeat(19, minmax(var(--row-height), auto)); row-gap: 0; }
.grid--footer { grid-template-rows: repeat(2,  minmax(var(--row-height), auto)); }

/* Content pages set their own row count via --rows. */
.grid--rows { grid-template-rows: repeat(var(--rows, 1), minmax(var(--row-height), auto)); }

.block { grid-area: var(--area); min-width: 0; }

/* Images letterbox inside their block, matching the original. They are taken out
   of flow so their intrinsic height can't stretch the auto-sized grid rows —
   the block's row span alone decides the height, as on the original. */
.block:has(> .fit) { position: relative; }

.fit {
  position: absolute;
  inset: 0;
  margin: auto;              /* centres the image on both axes within its block */
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 100%;
}

.block--text { display: flex; flex-direction: column; justify-content: flex-start; }

/* ── Hero ─────────────────────────────────────────────────────────────── */

/* Fluid type: both sizes grow as 16px + Nvw and stop at the value they reach
   at the 1500px site max-width — matching the original at 1024/1280/1440/1600+. */
.hero__title {
  margin: 0;
  font-size: min(16px + 3.6vw, 70px);
  font-weight: 400;          /* the <strong> supplies the weight, as on the original */
  line-height: 1.056;
  letter-spacing: -0.02em;
}
.hero__title strong { font-weight: 700; }

.hero__sub {
  margin: 29px 0 0;
  font-size: min(16px + 0.72vw, 26.8px);
  font-weight: 400;
  line-height: 1.171;
  letter-spacing: -0.02em;
}

/* ── Buttons ──────────────────────────────────────────────────────────── */

.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  min-height: 51px;
  padding: 0 19.2px;
  border-radius: 6.4px;
  background: var(--ink);
  color: var(--paper);
  font-size: 16px;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  transition: opacity 0.18s ease;
}
.btn:hover { opacity: 0.82; }

/* ── Category index pages (Design / Research / TASH Studios) ──────────── */

/* These pages don't use the fluid grid — just a full-bleed two-column grid
   with its own padding. It has no max-width, so it keeps growing past 1500px. */
.page-index { padding-top: var(--header-height); }

.portfolio-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  padding: 3.3vw var(--site-gutter);
}

.portfolio-item {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
}

.portfolio-item__media {
  aspect-ratio: 16 / 9;
  margin-bottom: 20px;
  overflow: hidden;
}

.portfolio-item__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.18s ease;
}

.portfolio-item:hover .portfolio-item__media img { opacity: 0.85; }

.portfolio-title {
  margin: 0 0 0.5em;
  font-size: min(16px + 0.72vw, 26.8px);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

/* ── Fluid-grid content pages (Research / TASH Studios) ──────────────────
   Same 26-column engine as the landing page; sections just place their own
   blocks. Unlike the hero, these flow at natural height (no forced centring)
   apart from a couple that carry the original's min-height. */

.section--content {
  min-height: 0;
  align-items: stretch;
  padding-block: 0;
  display: block;
}
.section--content.section--first { padding-top: var(--header-height); }
.section--content.section--tall { min-height: 33vh; }
/* Bio: the portrait runs up behind the floating header, so the section itself
   only carries a small top pad (matching the original's 37px). */
.section--content.section--bio { padding-top: 37px; }
.section--content.section--contact { min-height: 858px; padding-top: var(--header-height); }

/* Content-page images are in-flow and drive their own block height (as on the
   original), rather than being letterboxed into a grid-sized box like the hero.
   Filling the column width at natural aspect reproduces the original's exact
   rendered heights (glove 721px, nfpa 515px, etc.). */
.section--content .block:has(> .fit) { position: static; }
.section--content .fit {
  position: static;
  inset: auto;
  margin: 0;
  width: 100%;
  height: auto;
  max-width: 100%;
  max-height: none;
}

/* Fluid heading (h2), matching the original: min(16px + 2.16vw, 48.4px). */
.content-heading {
  margin: 0;
  font-size: min(16px + 2.16vw, 48.4px);
  font-weight: 400;
  line-height: 1.114;
  letter-spacing: -0.02em;
}

.content-body {
  margin: 0;
  font-size: 16px;
  line-height: 24px;
}

.content-body + .content-body { margin-top: 1em; }

/* Same pill as the landing-page category buttons. */
.btn--link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 51px;
  padding: 0 19.2px;
  border-radius: 6.4px;
  background: var(--ink);
  color: var(--paper);
  font-size: 16px;
  line-height: 1.2;
  text-decoration: none;
  transition: opacity 0.18s ease;
}
.btn--link:hover { opacity: 0.82; }

/* ── Case-study pages (design/*.html) ─────────────────────────────────── */

.case-study { padding-top: var(--header-height); }

/* Slides stack full-width within the site content column, matching the
   original's 1178px-wide presentation boards. */
.case-deck {
  max-width: var(--site-max-width);
  margin: 0 auto;
  padding: 0 var(--site-gutter);
  display: flex;
  flex-direction: column;
}
.case-slide { display: block; width: 100%; height: auto; }

.case-back {
  max-width: var(--site-max-width);
  margin: 40px auto;
  padding: 0 var(--site-gutter);
  font-size: 16px;
}
.case-back a { text-decoration: none; }
.case-back a:hover { text-decoration: underline; text-underline-offset: 4px; }

/* ── TASH Studios ─────────────────────────────────────────────────────── */

/* Cover variant of .fit — fills the block and crops, for the hero banner and
   gallery tiles (the base .fit letterboxes with contain). */
.fit--cover {
  margin: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  max-height: none;
  object-fit: cover;
}

/* Hero: full-bleed banner with the title and logo overlaid. Built as a simple
   relative stage rather than the fluid grid — an overlay is what it is. */
.tash-hero {
  position: relative;
  margin-top: var(--header-height);
  overflow: hidden;
}
.tash-hero__banner {
  display: block;
  width: 100%;
  height: clamp(240px, 27.5vw, 352px);
  object-fit: cover;
}
.tash-hero__stage {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 28px;
}
.tash-hero__title {
  margin: 0;
  font-size: min(16px + 3.6vw, 70px);
  font-weight: 400;
  line-height: 1.056;
  letter-spacing: -0.02em;
  text-align: center;
  color: #fff;
  text-shadow: 0 1px 14px rgba(0, 0, 0, 0.55);
}
.tash-hero__logo {
  width: clamp(180px, 22.3vw, 286px);
  height: auto;
  margin-top: 10px;
}

/* Section 2: centred intro + video + button */
.tash-body {
  max-width: 980px;
  margin: 0 auto;
  padding: 60px var(--site-gutter) 0;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
}
.tash-body .content-heading { margin: 0; }
.tash-body .content-body { max-width: 880px; }
.tash-body .video-embed { width: 100%; }

.tash-spacer { min-height: 48px; }

/* Centre-aligned intro (heading + paragraph) */
.text-center { text-align: center; }
.text-center.block--text { align-items: center; }

/* Three-up gallery */
.tash-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  padding: 0 var(--site-gutter);
}
.tash-gallery__item {
  aspect-ratio: 16 / 9;
  overflow: hidden;
}
.tash-gallery__item img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* Responsive 16:9 video embed */
.video-embed {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
}
.video-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* ── Contact form ─────────────────────────────────────────────────────── */

.contact-form { display: flex; flex-direction: column; gap: 20px; }

.form-field { display: flex; flex-direction: column; gap: 6px; }

/* "Name" group with First / Last side by side, like the original. */
.form-group__label { font-size: 16px; }
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-label {
  font-size: 16px;
  line-height: 1.4;
}
.form-label .req { color: #767676; }

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 10px;
  background: #fafafa;
  border: 1px solid var(--ink);
  border-radius: 0;
  font-family: inherit;
  font-size: 16px;
  color: var(--ink);
}
.contact-form input { height: 46px; }
.contact-form textarea { min-height: 100px; resize: vertical; }

.contact-form button[type="submit"] {
  align-self: flex-start;
  padding: 19.2px;
  min-height: 51px;
  background: var(--ink);
  color: var(--paper);
  border: 0;
  border-radius: 6.4px;
  font-family: inherit;
  font-size: 16px;
  cursor: pointer;
  transition: opacity 0.18s ease;
}
.contact-form button[type="submit"]:hover { opacity: 0.82; }

.form-status { margin: 4px 0 0; font-size: 15px; }

/* The empty light-grey block on the left of the contact page, reproduced as-is. */
.contact-map { width: 100%; height: 320px; border: 0; display: block; }

/* PDF embeds (Google Drive preview) fill their block. */
.block--embed { position: relative; }
.content-embed {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* ── Footer ───────────────────────────────────────────────────────────── */

.footer__copy {
  margin: 0;
  font-size: 16px;
  line-height: 24px;
}

.socials {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.socials a {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--ink);
  border-radius: 4px;
  transition: background-color 0.18s ease, color 0.18s ease;
}
.socials svg { width: 20px; height: 20px; fill: currentColor; }
.socials a:hover { background: var(--ink); color: var(--paper); }

/* ── Mobile ───────────────────────────────────────────────────────────── */

@media (max-width: 767px) {
  :root { --site-gutter: var(--mobile-site-gutter); }

  .section { min-height: 0; padding-block: 40px; }
  .section--hero { padding-top: calc(var(--header-height) + 24px); }

  /* Drop the fluid grid; stack everything in source order. */
  .grid {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 24px;
    padding: 0 var(--site-gutter);
  }
  .block { grid-area: auto; }

  /* Images flow normally again once the fixed row heights are gone. */
  .block:has(> .fit) { position: static; }
  .fit { position: static; height: auto; }

  .hero__title { font-size: 44px; }
  .hero__sub { font-size: 20px; margin-top: 18px; }

  /* The four sketch tiles sit in one row, as they do on the original. */
  .grid--hero { display: grid; grid-template-columns: repeat(4, 1fr); grid-template-rows: auto; }
  .grid--hero > .block:nth-child(1) { grid-column: 1 / -1; }
  /* Colour bar stays flush left with the heading rather than centring. */
  .grid--hero > .block:nth-child(1) .fit { width: 88px; height: auto; margin-inline: 0 auto; }
  .grid--hero > .block:nth-child(2) { grid-column: 1 / -1; }

  .grid--work .fit { height: auto; max-height: 46vh; }
  .btn { min-height: 48px; }

  .socials { justify-content: flex-start; }

  /* The index grid drops to one column at exactly the same 768px breakpoint
     the original uses, where the gutter also switches 4vw -> 6vw. */
  .portfolio-grid { grid-template-columns: 1fr; }
  .portfolio-title { font-size: calc(21.2403px + 0.1616vw); }
}

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