/* ============================================================
   SPACE CARCASSES — base.css  (v3 — imagery-focused rebuild)
   ============================================================ */

:root {
  --ink:      #1c1b19;
  --seam:     #18140f;
  --plaster:  #ede9e1;
  --stone:    #c9c2b3;
  --stone-line: #b7ae9c;
  --lamp:     #d99a4e;
  --ember:    #f3d6a0;
  --dark:     #0c0b09;
  --font-d:   "Fraunces", serif;
  --font-b:   "Work Sans", sans-serif;
  --font-m:   "IBM Plex Mono", monospace;
  --max:      1200px;
  --gutter:   clamp(1.25rem, 4vw, 3.5rem);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--plaster);
  color: var(--ink);
  font-family: var(--font-b);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1,h2,h3 { font-family: var(--font-d); font-weight: 600; letter-spacing: -.01em; margin: 0; }
p { margin: 0 0 1em; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }

.eyebrow {
  font-family: var(--font-m);
  font-size: .72rem; letter-spacing: .14em; text-transform: uppercase;
  color: var(--lamp); margin: 0 0 .9em;
}

hr.joint { border: none; height: 1px; background: var(--stone-line); margin: 3rem 0; }

/* ── NAV ── */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(237,233,225,.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--stone-line);
}
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between; height: 68px;
}
.wordmark {
  font-family: var(--font-d); font-weight: 600; font-size: 1.1rem;
  letter-spacing: -.01em; white-space: nowrap;
}
.wordmark span { color: var(--lamp); }

.site-nav {
  display: flex; gap: clamp(.8rem, 2vw, 2rem);
  font-family: var(--font-m); font-size: .76rem; letter-spacing: .04em; text-transform: uppercase;
}
.site-nav a { transition: color .2s; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--lamp); }

/* Archive link — highlighted to push toward it */
.site-nav a.nav-archive {
  color: var(--lamp);
  border: 1px solid var(--lamp);
  padding: .3em .8em;
  transition: background .2s, color .2s;
}
.site-nav a.nav-archive:hover { background: var(--lamp); color: var(--dark); }

.nav-toggle {
  display: none; background: none; border: 1px solid var(--ink);
  width: 38px; height: 38px; cursor: pointer; font-size: 1rem;
}

@media (max-width: 760px) {
  .site-nav {
    position: absolute; top: 68px; left: 0; right: 0;
    flex-direction: column; gap: 0; background: var(--plaster);
    border-bottom: 1px solid var(--stone-line);
    max-height: 0; overflow: hidden; transition: max-height .3s ease;
  }
  .site-nav.open { max-height: 360px; }
  .site-nav a { padding: .9rem var(--gutter); border-top: 1px solid var(--stone-line); }
  .site-nav a.nav-archive { border: none; border-top: 1px solid var(--stone-line); }
  .nav-toggle { display: block; }
}

/* ── BUTTONS ── */
.btn {
  display: inline-flex; align-items: center; gap: .6em;
  font-family: var(--font-m); font-size: .82rem; letter-spacing: .06em; text-transform: uppercase;
  padding: .9em 1.6em; border: 1px solid var(--ink); background: transparent;
  cursor: pointer; transition: background .25s, color .25s;
}
.btn:hover { background: var(--ink); color: var(--plaster); }
.btn-lamp { border-color: var(--lamp); background: var(--lamp); color: var(--dark); }
.btn-lamp:hover { background: var(--ember); border-color: var(--ember); color: var(--dark); }

/* ── IMAGE FILL UTILITY ── */
.img-fill {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover; display: block;
}

/* ── DRIVE THUMBNAIL HELPER ── */
/* Usage: <img class="img-fill" src="https://drive.google.com/thumbnail?id=ID&sz=w1200"> */

/* ── FIELD FRAME (archive/home cards) ── */
.field-frame {
  position: relative; display: block;
  overflow: hidden; background: var(--dark); isolation: isolate;
}
.field-frame .grain {
  position: absolute; inset: 0;
  background-image: repeating-radial-gradient(circle at 0 0,rgba(255,255,255,.035) 0,rgba(255,255,255,.035) 1px,transparent 1px,transparent 3px);
  mix-blend-mode: overlay; opacity: .5;
}
/* Nav card button treatment */
a.field-frame { border: 1px solid rgba(255,255,255,.1); transition: border-color .3s, box-shadow .3s; }
a.field-frame::before {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: rgba(10,10,11,.45); transition: background .3s ease;
}
a.field-frame:hover { border-color: rgba(255,255,255,.28); box-shadow: 0 0 0 1px rgba(217,154,78,.18); }
a.field-frame:hover::before { background: rgba(10,10,11,.28); }
.nav-label {
  position: absolute; bottom: 0; left: 0; right: 0; z-index: 2;
  padding: .85rem 1.1rem; background: rgba(10,10,11,.6);
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  font-family: var(--font-d); font-size: 1rem; font-weight: 500; color: #fff;
  display: flex; justify-content: space-between; align-items: center;
  transition: background .3s;
}
a.field-frame:hover .nav-label { background: rgba(10,10,11,.75); }
.nav-label .arrow { font-family: var(--font-m); font-size: .85rem; opacity: .7; transition: transform .25s, opacity .25s; }
a.field-frame:hover .nav-label .arrow { transform: translateX(4px); opacity: 1; }
a.field-frame .grain { z-index: 2; pointer-events: none; }

/* ── HERO ── */
.hero { padding: clamp(3.5rem,10vw,7rem) 0 clamp(2.5rem,6vw,4.5rem); }
.hero h1 { font-size: clamp(2.4rem,6vw,4.5rem); line-height: 1.02; max-width: 16ch; }
.hero .lede { margin-top: 1.2rem; max-width: 46ch; font-size: 1.1rem; color: #44423d; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2rem; }

/* ── GRID UTILITIES ── */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1rem,3vw,2.5rem); }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: clamp(.8rem,2vw,2rem); }
@media (max-width: 900px) { .grid-3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }

section.block { padding: clamp(2rem,5vw,4rem) 0; }

/* ── ARCHIVE TABS ── */
.tab-bar {
  display: flex; gap: 0; border-bottom: 1px solid var(--stone-line);
  margin-bottom: 2.5rem; overflow-x: auto;
}
.tab-btn {
  font-family: var(--font-m); font-size: .78rem; letter-spacing: .06em; text-transform: uppercase;
  padding: .9rem 1.4rem; background: none; border: none; border-bottom: 2px solid transparent;
  cursor: pointer; white-space: nowrap; color: #8a8470; margin-bottom: -1px;
  transition: color .2s, border-color .2s;
}
.tab-btn:hover { color: var(--ink); }
.tab-btn.active { color: var(--lamp); border-bottom-color: var(--lamp); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* sub-tabs */
.subtab-bar {
  display: flex; flex-wrap: wrap; gap: .5rem;
  margin-bottom: 2rem;
}
.subtab-btn {
  font-family: var(--font-m); font-size: .72rem; letter-spacing: .04em; text-transform: uppercase;
  padding: .4em .9em; background: none; border: 1px solid var(--stone-line);
  cursor: pointer; color: var(--ink); transition: all .2s;
}
.subtab-btn:hover, .subtab-btn.active { background: var(--ink); color: var(--plaster); border-color: var(--ink); }

/* ── TEAM / ARTIST CARDS ── */
.person-card { display: grid; grid-template-columns: 140px 1fr; gap: 1.4rem; align-items: start; }
.person-card .photo {
  aspect-ratio: 1/1; overflow: hidden; position: relative; background: var(--dark);
}
.person-card .photo img { width: 100%; height: 100%; object-fit: cover; }
@media (max-width: 560px) { .person-card { grid-template-columns: 80px 1fr; gap: 1rem; } }

/* ── FOOTER ── */
.site-footer { border-top: 1px solid var(--stone-line); padding: 2.5rem 0; margin-top: 4rem; }
.site-footer .wrap {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem;
  font-family: var(--font-m); font-size: .76rem; color: #5a564c;
}
.site-footer a:hover { color: var(--lamp); }

/* ── VIDEO MODAL (archive) ── */
#video-modal {
  position: fixed; inset: 0; z-index: 100;
  display: flex; align-items: center; justify-content: center;
  background: rgba(10,10,11,.92); opacity: 0; pointer-events: none; transition: opacity .25s;
}
#video-modal.open { opacity: 1; pointer-events: all; }
#video-modal-inner { position: relative; width: min(90vw,900px); aspect-ratio: 16/9; background: #000; }
#video-modal-inner iframe, #video-modal-inner video { width: 100%; height: 100%; border: none; display: block; }
#video-modal-close {
  position: absolute; top: -2.6rem; right: 0;
  background: none; border: 1px solid rgba(255,255,255,.3);
  color: rgba(255,255,255,.8); font-family: var(--font-m); font-size: .76rem;
  letter-spacing: .06em; text-transform: uppercase; padding: .4em 1em; cursor: pointer;
  transition: border-color .2s, color .2s;
}
#video-modal-close:hover { border-color: var(--lamp); color: var(--ember); }

/* ── ARCHIVE MEDIA GRID ── */
.archive-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 1.2rem; }
@media (max-width: 900px) { .archive-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 500px) { .archive-grid { grid-template-columns: 1fr; } }
.archive-card { display: flex; flex-direction: column; }
.archive-card .field-frame { aspect-ratio: 4/5; cursor: pointer; }
.archive-card .field-frame:hover { opacity: .85; }
.archive-text-card { border: 1px solid var(--stone-line); padding: 1.4rem; aspect-ratio: 4/5; display: flex; flex-direction: column; justify-content: center; }
.field-caption { font-family: var(--font-m); font-size: .74rem; color: #5a564c; margin-top: .6rem; display: flex; justify-content: space-between; }

/* ── PLACEHOLDER (reading room etc) ── */
.placeholder-section { padding: 2rem; border: 1px dashed var(--stone-line); text-align: center; }
.placeholder-section p { font-family: var(--font-m); font-size: .78rem; color: #8a8470; margin: 0; }

:focus-visible { outline: 2px solid var(--lamp); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}