/* ================================================================
   MK PORTFOLIO v4 — projects.css
   Archive grid + Single project page
   ================================================================ */

/* ── ARCHIVE ─────────────────────────────────────────────────── */
.proj-archive {
  padding: 120px 48px 100px;
  background: var(--bg);
  min-height: 100vh;
}

/* Header */
.proj-archive__head { margin-bottom: 56px; max-width: 680px; }
.proj-kicker { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.proj-kicker-line { width: 28px; height: 1px; background: var(--gold); }
.proj-kicker-text { font-size: 9px; font-weight: 700; letter-spacing: .38em; text-transform: uppercase; color: var(--gold); }
.proj-archive__title {
  font-family: 'Unbounded', sans-serif;
  font-size: clamp(36px, 6vw, 88px);
  font-weight: 900; letter-spacing: -.05em; line-height: .9;
  color: var(--w); margin-bottom: 20px;
}
.proj-archive__sub { font-size: 14px; font-weight: 300; color: var(--w2); line-height: 1.7; }

/* Filter tabs */
.proj-filters {
  display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 56px;
}
.proj-filter {
  font-family: 'Unbounded', sans-serif;
  font-size: 9px; font-weight: 700; letter-spacing: .22em; text-transform: uppercase;
  color: var(--w2); background: transparent;
  border: 1px solid var(--w3); padding: 8px 18px;
  cursor: pointer; transition: color .3s, border-color .3s, background .3s;
}
.proj-filter:hover { color: var(--gold); border-color: rgba(201,147,58,.4); }
.proj-filter.active { color: var(--bg); background: var(--gold); border-color: var(--gold); }

/* Grid — masonry-inspired, equal columns */
.proj-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}

/* Card */
.proj-card { position: relative; background: var(--s1); }
.proj-card.hidden { display: none; }
.proj-card__link { display: block; text-decoration: none; color: inherit; }

/* Visual */
.proj-card__visual {
  position: relative; overflow: hidden;
  aspect-ratio: 4/3;
}
.proj-card__img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform .7s cubic-bezier(.16,1,.3,1);
}
.proj-card:hover .proj-card__img { transform: scale(1.05); }

.proj-card__no-img {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Unbounded', sans-serif;
  font-size: clamp(18px, 3vw, 32px); font-weight: 900;
  letter-spacing: -.04em; color: rgba(245,240,232,.15);
  padding: 24px;
}

/* Hover overlay */
.proj-card__hover {
  position: absolute; inset: 0;
  background: rgba(5,5,5,.65);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity .35s ease;
}
.proj-card:hover .proj-card__hover { opacity: 1; }
.proj-card__hover-inner {
  display: flex; align-items: center; gap: 12px;
  color: var(--gold);
  transform: translateY(8px);
  transition: transform .35s cubic-bezier(.16,1,.3,1);
}
.proj-card:hover .proj-card__hover-inner { transform: translateY(0); }
.proj-card__view {
  font-family: 'Unbounded', sans-serif;
  font-size: 10px; font-weight: 700; letter-spacing: .22em; text-transform: uppercase;
}

/* Info */
.proj-card__info { padding: 24px 24px 28px; }
.proj-card__meta {
  display: flex; align-items: center; gap: 14px; margin-bottom: 10px;
}
.proj-card__cat {
  font-size: 8px; font-weight: 700; letter-spacing: .25em; text-transform: uppercase;
  color: var(--gold);
}
.proj-card__year { font-size: 10px; font-weight: 300; color: var(--w2); }
.proj-card__title {
  font-family: 'Unbounded', sans-serif;
  font-size: clamp(16px, 2vw, 22px); font-weight: 700;
  letter-spacing: -.03em; color: var(--w); margin-bottom: 4px; line-height: 1.2;
}
.proj-card__role { font-size: 10px; font-weight: 300; color: var(--gold2); margin-bottom: 10px; letter-spacing: .04em; }
.proj-card__excerpt { font-size: 12px; font-weight: 300; color: var(--w2); line-height: 1.65; }
.proj-card__arrow {
  margin-top: 16px;
  width: 32px; height: 1px; background: var(--gold);
  position: relative; transition: width .35s cubic-bezier(.16,1,.3,1);
}
.proj-card:hover .proj-card__arrow { width: 52px; }
.proj-card__arrow span {
  position: absolute; right: 0; top: 50%;
  width: 6px; height: 6px; border-top: 1px solid var(--gold); border-right: 1px solid var(--gold);
  transform: translateY(-50%) rotate(45deg);
}

/* Empty state */
.proj-empty {
  grid-column: span 3; padding: 80px; text-align: center;
  color: var(--w2); font-size: 14px; font-weight: 300;
}
.proj-empty a { color: var(--gold); text-decoration: none; }

/* ── SINGLE PROJECT ──────────────────────────────────────────── */

/* Hero */
.sproj-hero {
  position: relative; height: 70vh; min-height: 500px;
  overflow: hidden; display: flex; align-items: flex-end;
}
.sproj-hero__bg { position: absolute; inset: 0; z-index: 1; }
.sproj-hero__img { width: 100%; height: 100%; object-fit: cover; display: block; }
.sproj-hero__color-bg { width: 100%; height: 100%; background: var(--proj-color, var(--s1)); }
.sproj-hero__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(5,5,5,.2) 0%, rgba(5,5,5,.85) 100%);
}
.sproj-hero__content { position: relative; z-index: 2; padding: 0 48px 56px; max-width: 860px; }
.sproj-kicker { display: flex; align-items: center; gap: 16px; margin-bottom: 16px; }
.sproj-cat {
  font-size: 9px; font-weight: 700; letter-spacing: .28em; text-transform: uppercase;
  color: var(--gold); border: 1px solid rgba(201,147,58,.4); padding: 4px 12px;
}
.sproj-year { font-size: 10px; font-weight: 300; color: var(--w2); letter-spacing: .1em; }
.sproj-title {
  font-family: 'Unbounded', sans-serif;
  font-size: clamp(32px, 5vw, 72px);
  font-weight: 900; letter-spacing: -.05em; line-height: .95;
  color: var(--w); margin-bottom: 16px;
}
.sproj-excerpt { font-size: 15px; font-weight: 300; color: rgba(245,240,232,.7); line-height: 1.7; max-width: 600px; }

/* Back link */
.sproj-back {
  position: absolute; top: 80px; left: 48px; z-index: 3;
  display: flex; align-items: center; gap: 8px;
  font-size: 9px; font-weight: 700; letter-spacing: .22em; text-transform: uppercase;
  color: var(--w2); text-decoration: none; transition: color .3s;
}
.sproj-back:hover { color: var(--gold); }

/* Body layout */
.sproj-body {
  display: grid; grid-template-columns: 280px 1fr;
  gap: 64px; padding: 72px 48px; background: var(--s1);
  align-items: start;
}

/* Meta sidebar */
.sproj-meta { position: sticky; top: 88px; display: flex; flex-direction: column; gap: 0; }
.sproj-meta__item { padding: 18px 0; border-bottom: 1px solid var(--w3); }
.sproj-meta__item:first-child { border-top: 1px solid var(--w3); }
.sproj-meta__label {
  font-size: 8px; font-weight: 700; letter-spacing: .26em; text-transform: uppercase;
  color: var(--gold); margin-bottom: 6px;
}
.sproj-meta__value { font-size: 13px; font-weight: 300; color: var(--w); line-height: 1.5; }
.sproj-link {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--gold2); text-decoration: none; font-size: 13px;
  transition: color .3s;
}
.sproj-link:hover { color: var(--gold); }

/* Content */
.sproj-content { font-size: 15px; font-weight: 300; color: rgba(245,240,232,.65); line-height: 1.85; }
.sproj-content h2 {
  font-family: 'Unbounded', sans-serif; font-size: clamp(20px, 2.5vw, 32px);
  font-weight: 700; letter-spacing: -.04em; color: var(--w);
  margin: 48px 0 16px;
}
.sproj-content h3 {
  font-family: 'Unbounded', sans-serif; font-size: 16px;
  font-weight: 700; letter-spacing: -.03em; color: var(--w2); margin: 32px 0 12px;
}
.sproj-content p { margin-bottom: 20px; }
.sproj-content img { width: 100%; height: auto; display: block; margin: 32px 0; }
.sproj-content ul { padding-left: 20px; margin-bottom: 20px; }
.sproj-content li { margin-bottom: 8px; }

/* Gallery */
.sproj-gallery { padding: 0 48px 72px; background: var(--s1); }
.sproj-gallery__grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 2px;
}
.sproj-gallery__img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* Prev/Next nav — simple stacked layout */
.sproj-nav {
  display: flex;
  flex-direction: column;
  background: var(--bg);
  border-top: 1px solid var(--w3);
  border-bottom: 1px solid var(--w3);
  margin-bottom: 0;
  clear: both;
  position: static;
  z-index: auto;
  overflow: hidden;
}
.sproj-nav__row-prev,
.sproj-nav__row-all,
.sproj-nav__row-next {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 48px;
  border-bottom: 1px solid var(--w3);
  text-decoration: none;
  color: inherit;
  transition: background .25s;
  width: 100%;
  box-sizing: border-box;
}
.sproj-nav__row-next {
  border-bottom: none;
}
.sproj-nav__row-prev:hover,
.sproj-nav__row-next:hover { background: rgba(201,147,58,.04); }
.sproj-nav__row-all {
  justify-content: center;
  gap: 12px;
  color: var(--w2);
}
.sproj-nav__row-all:hover { color: var(--gold); background: rgba(201,147,58,.04); }
.sproj-nav__dir {
  font-size: 8px; font-weight: 700; letter-spacing: .26em;
  text-transform: uppercase; color: var(--gold); margin-bottom: 5px;
}
.sproj-nav__name {
  font-family: 'Unbounded', sans-serif;
  font-size: 14px; font-weight: 700; letter-spacing: -.03em;
  color: var(--w); line-height: 1.25; transition: color .25s;
}
.sproj-nav__row-prev:hover .sproj-nav__name,
.sproj-nav__row-next:hover .sproj-nav__name { color: var(--gold2); }
.sproj-nav__arrow { color: var(--gold); flex-shrink: 0; }
.sproj-nav__all-label {
  font-size: 9px; font-weight: 700; letter-spacing: .22em;
  text-transform: uppercase; color: var(--w2);
}
.sproj-nav__placeholder {
  padding: 22px 48px;
  border-bottom: 1px solid var(--w3);
  display: none;
}

/* ── RESPONSIVE ──────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .proj-grid { grid-template-columns: repeat(2, 1fr); }
  .proj-empty { grid-column: span 2; }
}
@media (max-width: 900px) {
  .sproj-body { grid-template-columns: 1fr; gap: 40px; }
  .sproj-meta { position: static; flex-direction: row; flex-wrap: wrap; gap: 0; }
  .sproj-meta__item { flex: 1 0 45%; }
  .sproj-gallery__grid { grid-template-columns: 1fr; }
}
@media (max-width: 767px) {
  .proj-archive { padding: 100px 20px 80px; }
  .proj-grid { grid-template-columns: 1fr; }
  .proj-empty { grid-column: span 1; padding: 40px 20px; }
  .sproj-hero__content { padding: 0 20px 40px; }
  .sproj-back { left: 20px; top: 76px; }
  .sproj-body { padding: 48px 20px; }
  .sproj-gallery { padding: 0 20px 48px; }
  .sproj-nav__row-prev,
  .sproj-nav__row-all,
  .sproj-nav__row-next { padding: 18px 20px; }
  .sproj-nav__placeholder { padding: 18px 20px; }
  .sproj-nav__name { font-size: 13px; }
}