/* ============================================================
   PROJECTS — filterable grid + case-study layouts
   Layers on pack.css
   ============================================================ */

/* ---------- Projects landing hero ---------- */
.proj-hero {
  background: var(--charcoal); color: var(--off-white);
  padding-top: calc(var(--nav-h) + clamp(60px, 9vw, 120px));
  padding-bottom: clamp(40px, 5vw, 70px);
}
.proj-hero .kicker { color: var(--stone-soft); }
.proj-hero h1 { color: var(--off-white); font-size: clamp(2.6rem, 6vw, 5rem); margin-top: 1rem; }
.proj-hero p { margin-top: 1.4rem; max-width: 56ch; color: var(--ink-on-dark); font-weight: 300; font-size: clamp(1.02rem,1.5vw,1.18rem); }

/* ---------- Filter bar ---------- */
.proj-filterbar { background: var(--charcoal); position: sticky; top: var(--nav-h-shrunk); z-index: 50; border-block: 1px solid var(--border-dark); }
.proj-filters { display: flex; flex-wrap: wrap; gap: 6px; padding-block: 16px; }
.filter {
  font-family: var(--sans); font-weight: 500; font-size: 0.72rem;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-on-dark-soft);
  padding: 0.7em 1.2em; border: 1px solid transparent; transition: color .3s, border-color .3s, background .3s;
}
.filter:hover { color: var(--off-white); }
.filter.active { color: var(--off-white); border-color: var(--stone); }
.filter .count { color: var(--stone); margin-left: 0.5em; font-size: 0.9em; }

/* ---------- Projects grid ---------- */
.proj-wrap { background: var(--charcoal); color: var(--ink-on-dark); padding-bottom: clamp(70px, 9vw, 130px); padding-top: clamp(30px,4vw,50px); }
.proj-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 20px; }
.pcard {
  position: relative; display: block; flex: 0 1 calc(33.333% - 14px); aspect-ratio: 4 / 5; overflow: hidden;
  background: #232323; border: 1px solid var(--border-dark);
}
.pcard.feature { aspect-ratio: 16 / 10; }
.pcard-img { position: absolute; inset: 0; transition: transform 1.1s var(--ease); }
.pcard:hover .pcard-img { transform: scale(1.05); }
.pcard-veil { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(19,18,17,0.10) 30%, rgba(19,18,17,0.55) 65%, rgba(19,18,17,0.92) 100%); z-index: 2; }
.pcard-body { position: absolute; z-index: 3; left: 0; right: 0; bottom: 0; padding: clamp(22px, 2.4vw, 34px); }
.pcard-type { font-family: var(--sans); font-size: 0.64rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--stone-soft); }
.pcard-body h3 { color: var(--off-white); font-size: clamp(1.4rem, 2.2vw, 1.9rem); margin-top: 8px; }
.pcard-loc { display: block; font-family: var(--sans); font-size: 0.76rem; color: var(--ink-on-dark-soft); margin-top: 6px; letter-spacing: 0.04em; }
.pcard-desc { font-size: 0.9rem; margin-top: 10px; max-width: 42ch; color: var(--ink-on-dark); font-weight: 300; }
.pcard-cta { display: inline-flex; align-items: center; gap: 0.5em; margin-top: 16px; font-family: var(--sans); font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--off-white); opacity: 0; transform: translateY(6px); transition: opacity .45s var(--ease), transform .45s var(--ease); }
.pcard:hover .pcard-cta { opacity: 1; transform: none; }
.pcard.soon { pointer-events: none; }
.pcard.soon .pcard-cta { display: none; }
.pcard.soon::after { content: "In progress"; position: absolute; z-index: 4; top: 18px; right: 18px; font-family: var(--sans); font-size: 0.6rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--stone-soft); border: 1px solid var(--border-dark); padding: 0.5em 0.8em; }
.pcard.hide { display: none; }
.proj-empty { display: none; text-align: center; padding: 80px 0; color: var(--ink-on-dark-soft); font-family: var(--serif); font-style: italic; font-size: 1.3rem; }
.proj-empty.show { display: block; }

/* ============================================================
   CASE STUDY
   ============================================================ */
.cs-hero { position: relative; min-height: 78vh; display: flex; align-items: flex-end; background: var(--charcoal); color: var(--off-white); padding-top: var(--nav-h); overflow: hidden; }
.cs-hero .cs-bg { position: absolute; inset: 0; }
.cs-hero .cs-veil { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(19,18,17,0.30) 0%, rgba(19,18,17,0.15) 45%, rgba(19,18,17,0.85) 100%); }
.cs-hero .wrap { position: relative; padding-bottom: clamp(44px, 6vw, 84px); }
.cs-hero .crumb { font-family: var(--sans); font-size: 0.7rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--stone-soft); display: inline-flex; gap: 0.6em; }
.cs-hero .crumb a:hover { color: var(--off-white); }
.cs-hero h1 { color: var(--off-white); font-size: clamp(2.6rem, 6vw, 5.2rem); margin-top: 1.1rem; max-width: 18ch; }
.cs-hero .cs-sub { margin-top: 1.2rem; max-width: 54ch; color: var(--ink-on-dark); font-weight: 300; font-size: clamp(1.02rem, 1.5vw, 1.2rem); }

/* meta strip */
.cs-meta { background: var(--paper); border-bottom: 1px solid var(--border); }
.cs-meta-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.cs-meta-item { padding: clamp(28px, 3.4vw, 46px) clamp(18px, 2.4vw, 38px); border-right: 1px solid var(--border); }
.cs-meta-item:last-child { border-right: none; }
.cs-meta-item .l { font-family: var(--sans); font-size: 0.66rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--stone); }
.cs-meta-item .v { font-family: var(--serif); font-size: clamp(1.2rem, 1.8vw, 1.55rem); color: var(--charcoal); margin-top: 10px; line-height: 1.2; }

/* narrative blocks */
.cs-block { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(36px, 5vw, 80px); align-items: center; }
.cs-block + .cs-block { margin-top: clamp(56px, 7vw, 110px); }
.cs-block.flip .cs-text { order: 2; }
.cs-text .kicker { margin-bottom: 1.1rem; }
.cs-text h2 { font-size: clamp(1.8rem, 3.2vw, 2.7rem); }
.cs-text p { margin-top: 1.3rem; }
.cs-text p + p { margin-top: 1rem; }
.cs-figure { position: relative; aspect-ratio: 4 / 5; }
.cs-figure.wide { aspect-ratio: 4 / 3; }
.cs-figure .cap { position: absolute; left: -1px; bottom: 22px; background: var(--charcoal); color: var(--off-white); padding: 12px 18px; font-family: var(--sans); font-size: 0.6rem; letter-spacing: 0.16em; text-transform: uppercase; }

/* journey strip (before/during/after) */
.cs-journey { background: var(--off-white); }
.cs-journey-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: clamp(36px,4vw,56px); }
.cs-step { }
.cs-step .cs-step-img { aspect-ratio: 3 / 4; position: relative; }
.cs-step .cs-step-img .badge { position: absolute; top: 16px; left: 16px; z-index: 3; background: var(--charcoal); color: var(--off-white); font-family: var(--sans); font-size: 0.6rem; letter-spacing: 0.18em; text-transform: uppercase; padding: 0.5em 0.9em; }
.cs-step h4 { font-family: var(--sans); font-weight: 500; font-size: 0.95rem; color: var(--charcoal); margin-top: 18px; text-transform: none; }
.cs-step p { font-size: 0.9rem; margin-top: 6px; }
.cs-journey.olive .cs-step-img .badge { background: var(--olive); }

/* big gallery */
.cs-gallery { background: var(--charcoal); }
.cs-gallery h2 { color: var(--off-white); }
.cs-gallery .kicker { color: var(--stone-soft); }
.cs-gal-grid { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 240px; gap: 16px; margin-top: clamp(34px,4vw,52px); }
.cs-gal-grid > div { position: relative; }
.cs-gal-grid .big { grid-column: span 2; grid-row: span 2; }
.cs-gal-grid .wide { grid-column: span 2; }

/* pull quote */
.cs-quote { background: var(--paper); text-align: center; }
.cs-quote .wrap { max-width: 900px; }
.cs-quote .qmark { font-family: var(--serif); font-size: 4rem; line-height: 0.4; color: var(--stone); height: 30px; }
.cs-quote blockquote { font-family: var(--serif); font-size: clamp(1.5rem, 3vw, 2.3rem); line-height: 1.4; color: var(--charcoal); margin-top: 1.6rem; }
.cs-quote .who { margin-top: 1.8rem; font-family: var(--sans); font-size: 0.78rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--stone); }

/* next / back */
.cs-next { background: var(--charcoal); color: var(--off-white); }
.cs-next .wrap { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 24px; padding-block: clamp(40px,5vw,70px); }
.cs-next h2 { color: var(--off-white); font-size: clamp(1.8rem,3.4vw,2.8rem); max-width: 16ch; }

@media (max-width: 1024px) {
  .pcard { flex-basis: calc(50% - 10px); }
  .cs-meta-grid { grid-template-columns: 1fr 1fr; }
  .cs-meta-item:nth-child(2) { border-right: none; }
  .cs-meta-item:nth-child(1), .cs-meta-item:nth-child(2) { border-bottom: 1px solid var(--border); }
  .cs-block { grid-template-columns: 1fr; gap: 32px; }
  .cs-block.flip .cs-text { order: 0; }
  .cs-figure { aspect-ratio: 4 / 3; max-height: 460px; }
  .cs-journey-grid { grid-template-columns: 1fr; max-width: 460px; }
  .cs-gal-grid { grid-template-columns: 1fr 1fr; grid-auto-rows: 200px; }
  .cs-gal-grid .big { grid-column: span 2; grid-row: span 1; }
  .cs-gal-grid .wide { grid-column: span 2; }
}
@media (max-width: 640px) {
  .proj-grid { gap: 16px; }
  .pcard, .pcard.feature { flex-basis: 100%; aspect-ratio: 4 / 5; }
}