/* ==========================================================================
   Luxenits — work.css  (Portfolio page only; shared styles are in style.css)
   ========================================================================== */

/* ---------- Intro ---------- */
.work-hero { padding-top: calc(var(--header-h) + 70 * var(--u)); }
.work-hero__title {
  margin-top: calc(14 * var(--u));
  font-size: var(--fs-h1);
  font-weight: 300;
  line-height: .9;
  letter-spacing: -.035em;
  margin-left: calc(-3 * var(--u));
}
.work-hero__row {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 32px;
  margin-top: calc(26 * var(--u));
}
.work-hero__lead { max-width: max(320px, calc(360 * var(--u))); font-size: var(--fs-lead); line-height: 1.45; color: var(--c-fg-soft); }
.work-hero__scroll {
  display: flex; align-items: center; gap: 12px;
  font-size: var(--fs-micro); letter-spacing: var(--ls-eyebrow); text-transform: uppercase; color: var(--c-muted);
}
.work-hero__scroll span { position: relative; width: 1px; height: 44px; background: var(--c-line); overflow: hidden; }
.work-hero__scroll span::after {
  content: ""; position: absolute; left: 0; top: -40%; width: 1px; height: 40%; background: var(--c-fg);
  animation: scroll-cue 2.2s var(--ease) infinite;
}
@keyframes scroll-cue { to { top: 100%; } }

/* Project index */
.work-index { margin-top: calc(60 * var(--u)); border-top: 1px solid var(--c-line); }
.work-index li { border-bottom: 1px solid var(--c-line); }
.work-index__row {
  display: grid;
  grid-template-columns: calc(60 * var(--u)) 1.2fr 1fr 1fr auto;
  align-items: center; gap: 20px;
  padding-block: calc(16 * var(--u));
  font-size: var(--fs-base);
  transition: padding .5s var(--ease-out), color .3s var(--ease);
}
.work-index__num { font-size: var(--fs-xs); color: var(--c-muted); letter-spacing: .08em; }
.work-index__name { font-size: max(18px, calc(19 * var(--u))); font-weight: 300; letter-spacing: -.015em; }
.work-index__sector, .work-index__svc { font-size: var(--fs-xs); color: var(--c-muted); }
.work-index__row .arrow { color: var(--c-muted); transform: rotate(90deg); transition: transform .5s var(--ease-out), color .3s var(--ease); }
@media (hover: hover) {
  .work-index__row:hover { padding-left: calc(10 * var(--u)); }
  .work-index__row:hover .arrow { color: var(--c-fg); transform: rotate(90deg) translateX(3px); }
}

/* ---------- Case study ---------- */
.case { padding-top: calc(120 * var(--u)); }
.case__intro {
  position: relative;
  display: grid;
  grid-template-columns: 1fr calc(330 * var(--u));
  align-items: end; column-gap: calc(60 * var(--u));
}
.case__index {
  display: block;
  margin-bottom: calc(18 * var(--u));
  font-size: max(80px, calc(120 * var(--u)));
  font-weight: 300; line-height: .8; letter-spacing: -.05em;
  color: transparent; -webkit-text-stroke: 1px var(--c-line-strong);
  pointer-events: none; user-select: none;
}
.case__heading { position: relative; }
.case__title {
  margin-top: calc(10 * var(--u));
  font-size: max(46px, calc(76 * var(--u)));
  font-weight: 300; line-height: .95; letter-spacing: -.04em;
}
.case__mask { display: block; overflow: hidden; padding-bottom: .08em; margin-bottom: -.08em; }
.case__mask > span { display: inline-block; }
.case__aside { position: relative; padding-bottom: calc(6 * var(--u)); }
.case__desc { font-size: var(--fs-base); line-height: 1.6; color: var(--c-fg-soft); }
.case__meta { margin-top: calc(20 * var(--u)); border-top: 1px solid var(--c-line); }
.case__meta > div {
  display: grid; grid-template-columns: calc(90 * var(--u)) 1fr; gap: 12px;
  padding-block: calc(9 * var(--u)); border-bottom: 1px solid var(--c-line);
  font-size: var(--fs-xs);
}
.case__meta dt { color: var(--c-muted); }
.case__meta dd { color: var(--c-fg-soft); }
.case__meta a { color: var(--c-fg); border-bottom: 1px solid var(--c-line-strong); transition: border-color .3s var(--ease); }
.case__meta a:hover { border-color: var(--c-fg); }

.case__cover {
  margin-top: calc(40 * var(--u));
  aspect-ratio: 16 / 9;
  overflow: hidden; border-radius: 4px;
  background: #161616;
}
.case__cover img { width: 100%; height: 100%; object-fit: cover; }

/* Reveal: the next project "appears out of nowhere" */
.js .case__intro .case__sector,
.js .case__intro .case__aside { opacity: 0; transform: translateY(24px); transition: opacity 1s var(--ease), transform 1.2s var(--ease-out); }
.js .case__intro .case__aside { transition-delay: .25s; }
.js .case__mask > span { transform: translateY(105%); transition: transform 1.25s var(--ease-out) .08s; }
.js .case__index { opacity: 0; transform: translateY(40px); transition: opacity 1.4s var(--ease), transform 1.6s var(--ease-out); }
.js .case__intro.is-in .case__sector,
.js .case__intro.is-in .case__aside,
.js .case__intro.is-in .case__index { opacity: 1; transform: none; }
.js .case__intro.is-in .case__mask > span { transform: none; }

.js .case__cover { clip-path: inset(14% 10% 14% 10% round 6px); transition: clip-path 1.5s var(--ease-out); }
.js .case__cover img { transform: scale(1.18); transition: transform 1.9s var(--ease-out); }
.js .case__cover.is-in { clip-path: inset(0 0 0 0 round 4px); }
.js .case__cover.is-in img { transform: none; }

/* ---------- Horizontal page gallery ---------- */
.gallery { position: relative; margin-top: calc(40 * var(--u)); }
.gallery__sticky { display: flex; flex-direction: column; justify-content: center; gap: calc(22 * var(--u)); }
.gallery__bar { display: flex; align-items: center; gap: calc(24 * var(--u)); width: 100%; }
.gallery__of { letter-spacing: .12em; color: var(--c-muted); }
.gallery__progress { position: relative; flex: 1; height: 1px; background: var(--c-line); overflow: hidden; }
.gallery__progress span { position: absolute; inset: 0; background: var(--c-fg); transform: scaleX(0); transform-origin: left; }
.gallery__count { font-size: var(--fs-xs); color: var(--c-muted); font-variant-numeric: tabular-nums; letter-spacing: .06em; }
.gallery__count span { color: var(--c-fg); }

.gallery__viewport { overflow: hidden; }
.gallery__viewport:focus-visible { outline-offset: -2px; }
.gallery .gallery__track {
  display: flex; gap: calc(26 * var(--u));
  width: max-content;
  /* line the first page up with the page content */
  padding-inline: calc(max(0px, (100vw - var(--container)) / 2) + var(--gutter));
  will-change: transform;
}
.gallery__item { flex: none; width: clamp(280px, 54vw, calc(760 * var(--u))); }
.gallery__item figure { margin: 0; }

.browser {
  border: 1px solid var(--c-line); border-radius: 6px; overflow: hidden;
  background: #161616;
  box-shadow: 0 30px 60px -30px rgb(0 0 0 / .8);
}
.browser__bar {
  display: flex; align-items: center; gap: 6px;
  height: 28px; padding-inline: 12px;
  border-bottom: 1px solid var(--c-line);
  background: #151515;
}
.browser__bar i { width: 7px; height: 7px; border-radius: 50%; background: rgb(124 124 122 / .45); }
.browser__bar span {
  margin-left: 12px; padding: 2px 12px; border-radius: 999px;
  font-size: 10.5px; letter-spacing: .02em; color: var(--c-muted);
  background: rgb(124 124 122 / .12);
}
.browser img { width: 100%; height: auto; }
.gallery__item figcaption {
  display: flex; gap: 14px; margin-top: 14px;
  font-size: var(--fs-base); color: var(--c-fg-soft);
}
.gallery__item figcaption span { font-size: var(--fs-xs); color: var(--c-muted); padding-top: .15em; }

.gallery__hint {
  align-self: flex-end;
  margin-right: calc(max(0px, (100vw - var(--container)) / 2) + var(--gutter));
  font-size: var(--fs-micro); letter-spacing: var(--ls-eyebrow); text-transform: uppercase; color: var(--c-muted);
  transition: opacity .4s var(--ease);
}
.gallery__hint span { display: inline-block; animation: hint 1.6s var(--ease) infinite; }
@keyframes hint { 50% { transform: translateX(5px); } }
.gallery.is-done .gallery__hint { opacity: 0; }

/* Desktop: vertical scrolling drives the pages sideways (section is pinned) */
.gallery.is-pinned .gallery__sticky { position: sticky; top: 0; height: 100vh; height: 100svh; padding-top: var(--header-h); }

/* Touch / small screens / reduced motion: native swipe with snapping */
.gallery.is-native .gallery__viewport {
  overflow-x: auto; overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory; scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.gallery.is-native .gallery__viewport::-webkit-scrollbar { display: none; }
.gallery.is-native .gallery__item { scroll-snap-align: start; scroll-margin-left: calc(max(0px, (100vw - var(--container)) / 2) + var(--gutter)); }

/* ---------- Process ---------- */
.process { padding-top: calc(140 * var(--u)); }
.process__grid {
  margin-top: calc(36 * var(--u));
  display: grid; grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--c-line);
}
.process__step { padding: calc(22 * var(--u)) calc(22 * var(--u)) 0 0; }
.process__step + .process__step { padding-left: calc(22 * var(--u)); border-left: 1px solid var(--c-line); }
.process__num { font-size: var(--fs-xs); color: var(--c-muted); letter-spacing: .08em; }
.process__step h3 { margin-top: calc(26 * var(--u)); font-size: max(20px, calc(20 * var(--u))); font-weight: 300; letter-spacing: -.015em; }
.process__step p { margin-top: 10px; font-size: var(--fs-base); line-height: 1.6; color: var(--c-fg-soft); }

.page-work .cta-invert { margin-top: calc(110 * var(--u)); }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .work-hero { padding-top: calc(var(--header-h) + 56px); }
  .work-hero__title { font-size: clamp(56px, 12vw, 96px); }
  .work-index__row { grid-template-columns: 44px 1fr auto; row-gap: 4px; }
  .work-index__sector { grid-column: 2; grid-row: 2; }
  .work-index__svc { display: none; }
  .work-index__row .arrow { grid-column: 3; grid-row: 1 / span 2; }

  .case { padding-top: 110px; }
  .case__intro { grid-template-columns: 1fr; row-gap: 28px; }
  .case__title { font-size: clamp(46px, 10vw, 76px); }
  .process__grid { grid-template-columns: 1fr 1fr; }
  .process__step:nth-child(3) { padding-left: 0; border-left: 0; }
  .process__step:nth-child(n+3) { border-top: 1px solid var(--c-line); margin-top: 26px; }
}
@media (max-width: 640px) {
  .work-hero__scroll { display: none; }
  .case__cover { aspect-ratio: 4 / 3; }
  .gallery__item { width: 84vw; }
  .gallery__hint { margin-right: var(--gutter); }
  .process__grid { grid-template-columns: 1fr; }
  .process__step, .process__step + .process__step { padding: 20px 0; border-left: 0; }
  .process__step + .process__step { border-top: 1px solid var(--c-line); margin-top: 0; }
  .process__step h3 { margin-top: 12px; }
}