/* =========================================================
   ArtParsa — styles (shared by every page)
   Quick things you might want to change are grouped in :root.
   ========================================================= */
:root {
  /* Colour */
  --bg:        #fbfbf8;
  --ink:       #17160f;
  --ink-soft:  #6f6e64;
  --line:      #e6e4da;
  --tile-bg:   #efeee6;
  --accent:    #2f3b63;

  /* Grid */
  --cols:      3;
  --gap:       clamp(8px, 1.4vw, 18px);
  --radius:    3px;
  --maxw:      1240px;

  /* Animated background strength: 0 = off, 1 = full blast.
     0.22 keeps the moiré clearly visible but the content readable. */
  --fx-opacity: 0.22;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

img { display: block; max-width: 100%; }
a { color: inherit; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- animated moiré background layer ---------- */
#bgfx {
  position: fixed;
  inset: 0;
  z-index: -1;            /* behind everything */
  opacity: var(--fx-opacity);
  pointer-events: none;   /* never blocks clicks or scrolling */
}
#bgfx canvas {
  width: 100% !important;
  height: 100% !important;
  display: block;
}

/* ---------- top bar ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem clamp(1.1rem, 4vw, 3rem);
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: "Fraunces", Georgia, serif;
  font-size: 1.35rem;
  letter-spacing: -0.01em;
  text-decoration: none;
  white-space: nowrap;
}
/* small corner logo (added by gallery.js; also used as the tab icon) */
.brandmark {
  width: 1.8rem;
  height: 1.8rem;
  flex-shrink: 0;
  display: block;
  object-fit: cover;
  border-radius: 50%; /* circular crop — suits a round logo; use 6px for a rounded square */
}
.wordmark-a { font-weight: 800; }
.wordmark-b { font-weight: 400; font-style: italic; }

.nav {
  display: flex;
  gap: clamp(0.9rem, 2.4vw, 2rem);
  flex-wrap: wrap;
  justify-content: flex-end;
}
.nav a {
  position: relative;
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--ink-soft);
  padding: 0.2rem 0;
  transition: color 0.2s ease;
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0; right: 100%;
  bottom: -2px;
  height: 2px;
  background: var(--accent);
  transition: right 0.25s ease;
}
.nav a:hover,
.nav a.is-active { color: var(--ink); }
.nav a.is-active::after { right: 0; }

/* main fills the space so the footer sits at the bottom */
main { flex: 1 0 auto; width: 100%; }

/* =========================================================
   HOME PAGE
   ========================================================= */
.cover {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(3rem, 10vw, 7rem) clamp(1.1rem, 4vw, 3rem) clamp(2rem, 5vw, 4rem);
}
.cover-title {
  font-family: "Fraunces", Georgia, serif;
  font-weight: 800;
  font-size: clamp(3rem, 13vw, 8rem);
  line-height: 0.92;
  letter-spacing: -0.03em;
  margin: 0;
  width: fit-content;   /* box hugs the word so the gradient spans all of it */
  max-width: 100%;
  color: var(--ink); /* fallback if rainbow text isn't supported */
}

/* iridescent rainbow title — falls back to solid ink above on old browsers */
@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .cover-title {
    background-image: linear-gradient(
      90deg,
      #5128a8 0%,
      #2f3fd6 12%,
      #1f8ae6 26%,
      #12b7d8 38%,
      #1fbf6f 50%,
      #5cc12a 62%,
      #ffd200 74%,
      #ff8500 87%,
      #ec1c24 100%
    );
    background-size: 100% auto;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
  }
}
.cover-title em { font-weight: 400; font-style: italic; }
.cover-tagline {
  margin: 1.2rem 0 0;
  max-width: 34ch;
  color: var(--ink-soft);
  font-size: clamp(1rem, 2.4vw, 1.2rem);
}

.index-list {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 clamp(1.1rem, 4vw, 3rem) clamp(3rem, 8vw, 6rem);
  border-top: 1px solid var(--line);
}
.index-row {
  display: flex;
  align-items: baseline;
  gap: clamp(1rem, 3vw, 2.2rem);
  padding: clamp(1.1rem, 3vw, 2rem) 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  transition: padding-left 0.25s ease, color 0.25s ease;
}
.index-row:hover { padding-left: 0.6rem; }
.index-num {
  font-family: "Fraunces", Georgia, serif;
  font-size: 0.95rem;
  color: var(--ink-soft);
  width: 1.6rem;
  flex-shrink: 0;
}
.index-title {
  font-family: "Fraunces", Georgia, serif;
  font-weight: 800;
  font-size: clamp(2rem, 6vw, 3.6rem);
  letter-spacing: -0.02em;
  line-height: 1;
  margin-right: auto;
}
.index-count {
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  white-space: nowrap;
}
.index-arrow {
  font-size: 1.4rem;
  color: var(--ink-soft);
  transform: translateX(-4px);
  opacity: 0;
  transition: transform 0.25s ease, opacity 0.25s ease, color 0.25s ease;
}
.index-row:hover .index-arrow {
  opacity: 1;
  transform: translateX(0);
  color: var(--accent);
}

/* =========================================================
   SECTION PAGES (Art / Photos / AI Images)
   ========================================================= */
.section {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(2.4rem, 6vw, 5rem) clamp(1.1rem, 4vw, 3rem) 0;
}
.section-head {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  flex-wrap: wrap;
  padding-bottom: 1.1rem;
  margin-bottom: clamp(1.4rem, 3vw, 2.4rem);
  border-bottom: 1px solid var(--line);
}
.section-index {
  font-family: "Fraunces", Georgia, serif;
  font-weight: 600;
  font-size: 1rem;
  color: var(--ink-soft);
}
.section-title {
  font-family: "Fraunces", Georgia, serif;
  font-weight: 800;
  font-size: clamp(2.4rem, 7vw, 4.4rem);
  line-height: 0.95;
  letter-spacing: -0.02em;
  margin: 0;
  margin-right: auto;
}
.section-count {
  font-size: 0.85rem;
  color: var(--ink-soft);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ---------- the grid ---------- */
.grid {
  display: grid;
  grid-template-columns: repeat(var(--cols), 1fr);
  gap: var(--gap);
}
.tile {
  position: relative;
  aspect-ratio: 1 / 1;
  margin: 0;
  padding: 0;
  border: 0;
  background: var(--tile-bg);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: default;
}
.tile.has-image { cursor: zoom-in; }
.tile img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.5s ease, opacity 0.4s ease;
  opacity: 0;
}
.tile.has-image img { opacity: 1; }
.tile.has-image:hover img,
.tile.has-image:focus-visible img { transform: scale(1.04); }

.tile-placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: "Fraunces", Georgia, serif;
  font-size: 1.1rem;
  color: color-mix(in srgb, var(--ink-soft) 60%, transparent);
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  pointer-events: none;
}
.tile.has-image .tile-placeholder { display: none; }

.tile-caption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 1.4rem 0.85rem 0.7rem;
  font-size: 0.82rem;
  color: #fff;
  background: linear-gradient(to top, rgba(0,0,0,0.55), transparent);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.25s ease, transform 0.25s ease;
}
.tile.has-image.has-caption:hover .tile-caption,
.tile.has-image.has-caption:focus-visible .tile-caption {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- "More" links at the foot of a section ---------- */
.more {
  max-width: var(--maxw);
  margin: clamp(3rem, 7vw, 5.5rem) auto 0;
  padding: 1.6rem clamp(1.1rem, 4vw, 3rem) 0;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: clamp(1rem, 4vw, 2.5rem);
  flex-wrap: wrap;
}
.more-label {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.more-link {
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
  text-decoration: none;
  font-family: "Fraunces", Georgia, serif;
  font-weight: 600;
  font-size: clamp(1.3rem, 3.5vw, 1.9rem);
  transition: color 0.2s ease;
}
.more-link:hover { color: var(--accent); }
.more-arrow { transition: transform 0.2s ease; }
.more-link:hover .more-arrow { transform: translateX(4px); }

/* ---------- footer ---------- */
.site-footer {
  flex-shrink: 0;
  max-width: var(--maxw);
  width: 100%;
  margin: clamp(3rem, 8vw, 6rem) auto 0;
  padding: 2rem clamp(1.1rem, 4vw, 3rem) 2.5rem;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 0.85rem;
  letter-spacing: 0.03em;
}
.site-footer .dot { margin: 0 0.5rem; }

/* ---------- lightbox ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(0.5rem, 2vw, 1.5rem);
  padding: clamp(1rem, 4vw, 3rem);
  background: rgba(18, 17, 12, 0.92);
}
.lightbox[hidden] { display: none; }
.lb-figure {
  margin: 0;
  max-width: 92vw;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
}
.lb-figure img {
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
  border-radius: var(--radius);
}
.lb-figure figcaption {
  color: #e8e7df;
  font-size: 0.9rem;
  text-align: center;
}
.lb-figure figcaption:empty { display: none; }

.lb-close,
.lb-nav {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.16);
  color: #fff;
  border-radius: 50%;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: background 0.2s ease;
}
.lb-close:hover,
.lb-nav:hover { background: rgba(255,255,255,0.2); }
.lb-close {
  position: absolute;
  top: clamp(1rem, 3vw, 2rem);
  right: clamp(1rem, 3vw, 2rem);
  width: 44px; height: 44px;
  font-size: 1.8rem;
  line-height: 1;
}
.lb-nav {
  width: 52px; height: 52px;
  font-size: 2rem;
  line-height: 1;
  flex-shrink: 0;
}

/* ---------- responsive ---------- */
@media (max-width: 760px) {
  :root { --cols: 2; }
}
@media (max-width: 460px) {
  :root { --cols: 1; }
  .lb-nav { width: 42px; height: 42px; font-size: 1.6rem; }
}