/* =========================================================
   בן שאנן · project detail page
   Clean monochrome gallery, layered on styles.css.
   Hero reuses the .ph-cmp before/after slider (philosophy.js).
   ========================================================= */

body.project { background: var(--white); }

/* dark header over the light project page */
body.project .header:not(.scrolled) .brand,
body.project .header:not(.scrolled) .nav a { color: var(--ink); }
body.project .header:not(.scrolled) .nav a::after { background: var(--ink); }
body.project .header:not(.scrolled) .nav-toggle span { background: var(--ink); }
body.project .header:not(.scrolled) .brand .brand-img { filter: none; }

/* =========================================================
   HERO - title + the sketch ⇆ reality slider
   ========================================================= */
.project-hero { padding-block: clamp(120px, 16vh, 196px) clamp(40px, 5vw, 70px); }
.project-hero-head {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 22px 40px; flex-wrap: wrap; margin-bottom: clamp(26px, 3.4vw, 46px);
}
.project-hero-eyebrow {
  display: inline-flex; align-items: center; gap: 14px; margin-bottom: 18px;
  font-size: .72rem; letter-spacing: .26em; text-transform: uppercase; color: var(--text-2);
}
.project-hero-eyebrow::before { content: ""; width: 34px; height: 1px; background: var(--ink); }
.project-hero-title {
  font-size: clamp(2.2rem, 5vw, 4.2rem);
  font-weight: 300; line-height: 1.02; letter-spacing: -.03em; color: var(--ink);
}
.project-hero-meta {
  font-size: .82rem; letter-spacing: .16em; text-transform: uppercase; color: var(--text-2); white-space: nowrap;
}

/* the comparison slider - real photo, so override the paper "multiply" blend */
.project-cmp {
  position: relative; border-radius: 4px; overflow: hidden; background: var(--paper);
  box-shadow: 0 50px 110px -54px rgba(10,10,10,.5);
  aspect-ratio: 3 / 2;            /* lock the frame so sketch+photo always align, whatever their native ratio */
}
.project-cmp .ph-cmp-render,
.project-cmp .ph-cmp-sketch { position: absolute; inset: 0; }
.project-cmp .ph-cmp-img { width: 100%; height: 100%; object-fit: cover; mix-blend-mode: normal; }
.project-cmp .ph-cmp-label { top: 18px; z-index: 4; }
.project-cmp .ph-cmp-label--a { color: var(--sketch-ink); }                       /* sketch side (right) */
.project-cmp .ph-cmp-label--b { color: #fff; text-shadow: 0 1px 8px rgba(0,0,0,.55); } /* photo side (left) */
.project-cmp-cap {
  margin-top: 18px; text-align: center;
  font-size: .72rem; letter-spacing: .22em; text-transform: uppercase; color: var(--text-2);
}

/* =========================================================
   INTRO - description + details aside
   ========================================================= */
.project-intro { background: var(--paper); border-block: 1px solid var(--line); }
.project-intro-inner {
  display: grid; grid-template-columns: 1.4fr 0.6fr; gap: clamp(36px, 6vw, 96px); align-items: start;
}
.project-intro-title {
  font-size: clamp(1.8rem, 3.2vw, 2.8rem); font-weight: 300; letter-spacing: -.02em;
  line-height: 1.12; color: var(--ink); margin-bottom: clamp(22px, 2.6vw, 34px);
}
.project-intro-body { display: grid; gap: clamp(16px, 1.8vw, 22px); max-width: 60ch; }
.project-intro-body p {
  font-size: clamp(1rem, 1.12vw, 1.1rem); font-weight: 300; line-height: 1.8; color: var(--text);
}
.project-facts { display: grid; gap: 0; align-content: start; }
.project-fact { padding: clamp(16px, 1.6vw, 22px) 0; border-top: 1px solid var(--line); }
.project-fact:first-child { border-top: none; padding-top: 0; }
.project-fact dt { font-size: .72rem; letter-spacing: .2em; text-transform: uppercase; color: var(--text-2); margin-bottom: 7px; }
.project-fact dd { font-size: 1.05rem; color: var(--ink); }
@media (max-width: 820px) {
  .project-intro-inner { grid-template-columns: 1fr; gap: clamp(30px, 7vw, 44px); }
  .project-intro-body { max-width: none; }
}

/* =========================================================
   GALLERY - editorial masonry + lightbox
   ========================================================= */
.project-gallery { background: var(--white); }
.project-gallery-head { margin-bottom: clamp(34px, 4vw, 60px); }
.proj-grid { columns: 3; column-gap: clamp(12px, 1.4vw, 20px); }
.proj-shot {
  break-inside: avoid; margin-bottom: clamp(12px, 1.4vw, 20px);
  cursor: zoom-in; overflow: hidden; border-radius: 3px; background: var(--paper);
}
body.motion .proj-shot { opacity: 0; transform: translateY(20px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
body.motion .proj-shot.in { opacity: 1; transform: none; }
.proj-shot img { width: 100%; height: auto; display: block; transition: transform .8s var(--ease); }
.proj-shot:hover img { transform: scale(1.035); }
@media (max-width: 900px) { .proj-grid { columns: 2; } }
@media (max-width: 540px) { .proj-grid { columns: 1; } }

/* lightbox */
.lightbox {
  position: fixed; inset: 0; z-index: 1500; display: flex; align-items: center; justify-content: center;
  background: rgba(8,8,8,.94); opacity: 0; visibility: hidden; transition: opacity .4s var(--ease), visibility .4s;
  -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px);
}
.lightbox.open { opacity: 1; visibility: visible; }
.lightbox img { max-width: 92vw; max-height: 86vh; object-fit: contain; border-radius: 2px; box-shadow: 0 30px 80px -30px rgba(0,0,0,.8); }
.lb-btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 54px; height: 54px; display: flex; align-items: center; justify-content: center;
  color: #fff; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.22); border-radius: 50%;
  transition: background .3s, transform .3s;
}
.lb-btn:hover { background: rgba(255,255,255,.18); }
.lb-prev { inset-inline-end: clamp(12px, 3vw, 40px); }
.lb-next { inset-inline-start: clamp(12px, 3vw, 40px); }
.lb-close { top: clamp(16px, 3vw, 30px); inset-inline-start: clamp(16px, 3vw, 36px); transform: none; width: 46px; height: 46px; }
.lb-count {
  position: absolute; bottom: clamp(16px, 3vw, 30px); inset-inline-start: 50%; transform: translateX(50%);
  color: rgba(255,255,255,.7); font-size: .8rem; letter-spacing: .18em; direction: ltr;
}
@media (max-width: 640px) { .lb-prev, .lb-next { display: none; } }

/* =========================================================
   FOOTER NAV - back / next
   ========================================================= */
.project-foot { background: var(--paper); border-top: 1px solid var(--line); }
.project-foot-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.project-foot a { display: inline-flex; align-items: center; gap: 10px; font-size: 1rem; color: var(--ink); }
.project-foot a span { border-bottom: 1px solid transparent; transition: border-color .35s var(--ease); }
.project-foot a:hover span { border-bottom-color: var(--ink); }