/* ============================================================
   Rajmudra Architects — Projects (grid + detail)
   Reuses site.css :root tokens & fonts. Self-contained classes.
   ============================================================ */

/* Solid header for interior pages */
.phead {
  position: sticky; top: 0; z-index: 200;
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px var(--gutter);
  background: color-mix(in srgb, var(--bg) 90%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.phead .brand { display: flex; align-items: center; gap: 12px; }
.phead .brand img { width: 36px; height: 36px; object-fit: contain; }
.phead .brand b { font-family: var(--serif); font-weight: 500; font-size: 18px; line-height: 1; }
.phead .brand small { display: block; font-size: 9px; letter-spacing: 0.28em; text-transform: uppercase; color: var(--muted); margin-top: 3px; }
.phead nav { display: flex; gap: 28px; align-items: center; }
.phead nav a { font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; }
.phead nav a:hover { color: var(--accent); }
@media (max-width: 760px){ .phead nav a:not(.cta){ display: none; } }

.backlink { display: inline-flex; align-items: center; gap: 10px; font-size: 12px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); }
.backlink:hover { color: var(--accent); }

/* ---------- DETAIL ---------- */
.p-hero { max-width: 900px; margin: 0 auto; padding: clamp(40px,6vw,80px) var(--gutter) 0; text-align: center; }
.p-hero .cat { color: var(--accent); font-size: 12px; letter-spacing: 0.2em; text-transform: uppercase; }
.p-hero h1 { font-family: var(--serif); font-weight: 500; font-size: clamp(40px,6.4vw,80px); line-height: 1.0; letter-spacing: -0.01em; margin: 16px 0 18px; }
.p-hero .sub { color: var(--muted); font-size: clamp(15px,1.6vw,17px); letter-spacing: 0.04em; display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.p-hero .sub span { position: relative; }
.p-hero .sub span + span::before { content: "·"; position: absolute; left: -10px; }

.p-cover { max-width: 1400px; margin: clamp(34px,5vw,60px) auto 0; padding-inline: var(--gutter); }
.p-cover img { width: 100%; aspect-ratio: 16/9; object-fit: cover; background: #e7e2da; border-radius: 2px; }

.p-body { max-width: 1180px; margin: 0 auto; padding: clamp(48px,7vw,88px) var(--gutter); display: grid; grid-template-columns: 1fr 320px; gap: clamp(40px,6vw,80px); align-items: start; }
.p-copy { font-size: clamp(17px,1.5vw,19px); line-height: 1.75; color: var(--ink); }
.p-copy .lede { font-family: var(--serif); font-weight: 500; font-style: italic; font-size: clamp(24px,3vw,34px); line-height: 1.3; letter-spacing: -0.01em; margin: 0 0 28px; }
.p-copy p { margin: 0 0 1.15em; }
.p-copy p:last-child { margin-bottom: 0; }

.p-facts { position: sticky; top: 96px; border-top: 2px solid var(--ink); padding-top: 22px; }
.p-facts dl { margin: 0; }
.p-facts .row { display: flex; justify-content: space-between; gap: 16px; padding: 13px 0; border-bottom: 1px solid var(--border); }
.p-facts dt { font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); }
.p-facts dd { margin: 0; font-family: var(--serif); font-size: 19px; text-align: right; }
.p-facts .cta { display: inline-flex; align-items: center; gap: 12px; margin-top: 22px; min-height: 50px; padding: 0 26px; background: var(--ink); color: var(--bg); font-size: 12px; letter-spacing: 0.16em; text-transform: uppercase; transition: background .4s var(--ease); width: 100%; justify-content: center; }
.p-facts .cta:hover { background: var(--accent); }

/* Gallery */
.p-gallery { max-width: 1400px; margin: 0 auto; padding: 0 var(--gutter) clamp(48px,7vw,80px); }
.p-gallery h2 { font-family: var(--serif); font-weight: 500; font-size: clamp(26px,3vw,38px); margin: 0 0 30px; }
.p-gallery .grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(14px,2vw,22px); }
.p-gallery figure { margin: 0; }
.p-gallery img { width: 100%; height: 100%; object-fit: cover; background: #e7e2da; border-radius: 2px; cursor: zoom-in; transition: opacity .4s var(--ease); aspect-ratio: 3/2; }
.p-gallery img:hover { opacity: .92; }
.p-gallery .wide { grid-column: 1 / -1; }
.p-gallery .wide img { aspect-ratio: 16/7; }
.p-gallery figcaption { font-size: 12px; letter-spacing: 0.04em; color: var(--muted); margin-top: 8px; }
@media (max-width: 700px){ .p-body { grid-template-columns: 1fr; } .p-facts { position: static; } .p-gallery .grid { grid-template-columns: 1fr; } }

/* Lightbox */
.lb { position: fixed; inset: 0; z-index: 500; display: none; align-items: center; justify-content: center; padding: 30px; background: rgba(13,13,13,.92); }
.lb.open { display: flex; }
.lb img { max-width: 96vw; max-height: 92vh; width: auto; object-fit: contain; border-radius: 2px; }
.lb__x { position: absolute; top: 22px; right: 26px; color: #fff; font-size: 30px; cursor: pointer; line-height: 1; background: none; border: 0; }
.lb__nav { position: absolute; top: 50%; transform: translateY(-50%); color: #fff; background: none; border: 0; font-size: 40px; cursor: pointer; padding: 12px; opacity: .8; }
.lb__nav:hover { opacity: 1; } .lb__prev { left: 14px; } .lb__next { right: 14px; }

/* Prev / next */
.p-nav { border-top: 1px solid var(--border); display: grid; grid-template-columns: 1fr 1fr; max-width: 1400px; margin: 0 auto; }
.p-nav a { padding: 36px var(--gutter); }
.p-nav a:last-child { text-align: right; border-left: 1px solid var(--border); }
.p-nav small { font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); }
.p-nav b { font-family: var(--serif); font-weight: 500; font-size: 22px; display: block; margin-top: 8px; }
.p-nav a:hover b { color: var(--accent); }
@media (max-width: 600px){ .p-nav { grid-template-columns: 1fr; } .p-nav a:last-child { text-align: left; border-left: 0; border-top: 1px solid var(--border); } }

/* Related */
.p-related { max-width: 1400px; margin: 0 auto; padding: clamp(56px,8vw,90px) var(--gutter); }
.p-related .head { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 30px; flex-wrap: wrap; gap: 14px; }
.p-related h2 { font-family: var(--serif); font-weight: 500; font-size: clamp(26px,3vw,38px); margin: 0; }
.rgrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(20px,3vw,32px); }
.rcard { cursor: pointer; }
.rcard .media { aspect-ratio: 4/3; overflow: hidden; background: #e7e2da; margin-bottom: 16px; }
.rcard .media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--ease); }
.rcard:hover .media img { transform: scale(1.05); }
.rcard .cat { color: var(--accent); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; }
.rcard h3 { font-family: var(--serif); font-weight: 500; font-size: 24px; margin: 8px 0 4px; }
.rcard .meta { color: var(--muted); font-size: 13px; }
@media (max-width: 800px){ .rgrid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px){ .rgrid { grid-template-columns: 1fr; } }

/* ---------- GRID PAGE ---------- */
.p-mast { max-width: 1400px; margin: 0 auto; padding: clamp(48px,7vw,90px) var(--gutter) 30px; }
.p-mast h1 { font-family: var(--serif); font-weight: 500; font-size: clamp(44px,7vw,88px); line-height: 1; margin: 16px 0 0; }
.p-mast p { color: var(--muted); max-width: 54ch; margin: 20px 0 0; font-size: 18px; }
.p-controls { max-width: 1400px; margin: 0 auto; padding: 26px var(--gutter); display: flex; flex-wrap: wrap; gap: 16px; align-items: center; justify-content: space-between; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.p-search { position: relative; flex: 1; min-width: 220px; max-width: 360px; }
.p-search input { width: 100%; border: 0; border-bottom: 1px solid var(--border); background: transparent; font-family: var(--sans); font-size: 16px; padding: 8px 8px 8px 26px; outline: none; }
.p-search input:focus { border-color: var(--ink); }
.p-search svg { position: absolute; left: 0; top: 9px; width: 16px; height: 16px; color: var(--muted); }
.p-cats { display: flex; flex-wrap: wrap; gap: 8px; }
.p-cats button { border: 1px solid var(--border); background: transparent; border-radius: 999px; padding: 7px 14px; font-family: var(--sans); font-size: 12px; letter-spacing: 0.04em; cursor: pointer; transition: all .3s var(--ease); }
.p-cats button:hover { border-color: var(--ink); }
.p-cats button.on { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.p-sort { display: flex; align-items: center; gap: 10px; }
.p-sort label { font-family: var(--sans); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); }
.p-sort select { border: 1px solid var(--border); background: transparent; border-radius: 999px; padding: 7px 14px; font-family: var(--sans); font-size: 12px; letter-spacing: 0.04em; cursor: pointer; color: var(--ink); }
.p-sort select:focus { outline: none; border-color: var(--ink); }
.p-count { margin-top: 34px; font-family: var(--sans); font-size: 13px; letter-spacing: 0.06em; color: var(--muted); text-align: center; }
.p-count strong { color: var(--accent); font-weight: 500; }
.p-index { max-width: 1400px; margin: 0 auto; padding: clamp(36px,5vw,60px) var(--gutter) clamp(56px,8vw,90px); }
.pgrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(28px,4vw,48px) clamp(24px,3vw,40px); }
.pcard { position: relative; }
.pcard.link { cursor: pointer; }
.pcard .media { aspect-ratio: 3/2; overflow: hidden; background: #e7e2da; margin-bottom: 18px; position: relative; }
.pcard .media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--ease); }
.pcard.link:hover .media img { transform: scale(1.05); }
.pcard .flag { position: absolute; top: 12px; left: 12px; background: var(--ink); color: var(--bg); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; padding: 5px 10px; }
.pcard .soon { position: absolute; top: 12px; left: 12px; background: color-mix(in srgb, var(--bg) 85%, transparent); color: var(--muted); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; padding: 5px 10px; }
.pcard .cat { color: var(--accent); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; }
.pcard h3 { font-family: var(--serif); font-weight: 500; font-size: 26px; line-height: 1.12; margin: 10px 0 6px; transition: color .3s; }
.pcard.link:hover h3 { color: var(--accent); }
.pcard .meta { color: var(--muted); font-size: 13px; }
.p-empty { padding: 70px 0; text-align: center; color: var(--muted); }
@media (max-width: 860px){ .pgrid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px){ .pgrid { grid-template-columns: 1fr; } }

/* Slim footer */
.pfoot { background: #0d0d0d; color: rgba(247,245,242,.6); padding: 40px var(--gutter); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; }
.pfoot a:hover { color: var(--accent); }