/* ─── Reset & Base ──────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg:         #FAFAFA;
  --text:       #111111;
  --text-muted: #888888;
  --border:     #E8E8E8;
  --max-width:  1400px;
  --gap:        10px;
  --row-h:      280px;   /* bento base row height */
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-family, 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif);
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main#app { flex: 1; }

/* ─── Nav ───────────────────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 250, 250, 0.90);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
  height: var(--nav-height, 56px);
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-social {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-left: auto;
  flex-shrink: 0;
  transition: opacity 0.3s ease;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--nav-logo-gap, 10px);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text);
  text-decoration: none;
  flex-shrink: 0;
  transition: opacity 0.3s ease;
}

.nav-logo.nav-scroll-hidden {
  opacity: 0;
  pointer-events: none;
}

.nav-logo-text {
  font-size: var(--nav-text-size, inherit);
  font-weight: var(--nav-text-weight, inherit);
  color: var(--nav-text-color, inherit);
  display: var(--nav-text-display, inline);
}

.nav-logo-img {
  height: 30px;
  width: auto;
  display: block;
  object-fit: contain;
}

.nav-breadcrumb {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 300;
  letter-spacing: 0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: none;
}

.nav-breadcrumb.visible { display: block; }

/* ─── Layout ─────────────────────────────────────────────────── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

.page-section {
  padding-bottom: 6rem;
}

/* ─── Hero (home page) ──────────────────────────────────────── */
.hero {
  text-align: center;
  padding-top:    max(0px, var(--hero-pt, 88px));
  padding-right:  2rem;
  padding-bottom: var(--hero-pb, 64px);
  padding-left:   2rem;
  margin-top:     min(0px, var(--hero-pt, 88px));
}

.hero h1 {
  display: var(--hero-title-display, block);
  font-size: var(--hero-title-size, clamp(2.8rem, 7vw, 5.5rem));
  font-weight: var(--hero-title-weight, 300);
  color: var(--hero-title-color, var(--text));
  letter-spacing: -0.025em;
  line-height: 1.08;
  margin-bottom: 0.75rem;
}

.hero p {
  font-size: var(--hero-subtitle-size, clamp(0.875rem, 1.4vw, 1.05rem));
  color: var(--hero-subtitle-color, var(--text-muted));
  font-weight: 300;
  letter-spacing: 0.05em;
}

.hero .hero-pre {
  margin-bottom: var(--hero-pre-mb, 4px);
}

.hero .hero-section-desc {
  font-size: var(--hero-section-desc-size, clamp(0.8rem, 1.2vw, 0.95rem));
  font-weight: var(--hero-section-desc-weight, 300);
  color: var(--text-muted);
  letter-spacing: 0.01em;
  max-width: 560px;
  margin: 0 auto;
}

.hero .hero-disclaimer {
  font-size: var(--hero-disclaimer-size, clamp(0.7rem, 1vw, 0.78rem));
  font-weight: var(--hero-disclaimer-weight, 300);
  color: var(--text-muted);
  opacity: 0.65;
  letter-spacing: 0.01em;
  max-width: 480px;
  margin: var(--hero-disclaimer-mt, 18px) auto 0;
}

.hero-identity {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  margin-bottom: 0.75rem;
}

.hero-identity h1 { margin-bottom: 0; }

.hero-logo {
  height: var(--hero-logo-h, 60px);
  width: auto;
  max-width: 200px;
  object-fit: contain;
  display: none;
  flex-shrink: 0;
}

.hero-logo--title {
  display: block;
  margin: 0 auto 0.75rem;
  height: var(--hero-logo-h, 160px);
  width: auto;
  max-width: min(90%, 600px);
  object-fit: contain;
}

/* ─── Bento Grid ────────────────────────────────────────────── */
.bento {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: var(--row-h);
  gap: var(--gap);
}

/* Home page: configurable column grid */
.bento-home {
  grid-template-columns: repeat(var(--home-cols, 4), 1fr);
  grid-auto-rows: var(--home-tile-row-h, 160px);
  gap: var(--home-tile-gap, var(--gap));
}

/* Home tile size overrides */
.bento-home .bento-item[data-size="featured"] { grid-column: span 3; }
.bento-home .bento-item[data-size="hero"]     { grid-column: 1 / -1; }

/* Size variants — set via  data-size="…"  in config.js */
/*
  normal   → 1 col × 1 row  (default)
  wide     → 2 col × 1 row
  tall     → 1 col × 2 rows
  large    → 2 col × 2 rows
  featured → 3 col × 2 rows  (half the desktop grid)
  hero     → 6 col × 2 rows  (full width)
*/
.bento-item                        { grid-column: span 1; grid-row: span 1; }
.bento-item[data-size="wide"]      { grid-column: span 2; }
.bento-item[data-size="tall"]      { grid-row:    span 2; }
.bento-item[data-size="large"]     { grid-column: span 2; grid-row: span 2; }
.bento-item[data-size="featured"]  { grid-column: span 3; grid-row: span 2; }
.bento-item[data-size="hero"]      { grid-column: span 6; grid-row: span 2; }

.bento-item {
  position: relative;
  overflow: hidden;
  background: #ebebeb;
}

.bento-item img,
.bento-item video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

.bento-item:hover img,
.bento-item:hover video {
  transform: scale(1.05);
}

/* ─── Client tiles (home page) ──────────────────────────────── */
.bento-item.client-tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0;
  background: var(--home-tile-bg, #fff);
  border: none;
  border-radius: var(--home-tile-radius, 0px);
  box-shadow: var(--home-tile-shadow, none);
  text-decoration: none;
  cursor: pointer;
  padding: var(--home-tile-padding, 32px);
  overflow: hidden;
  position: relative;
  transition: border-color 0.25s, box-shadow 0.28s, transform 0.28s;
}

.bento-item.client-tile:hover {
  box-shadow: 0 8px 36px rgba(0,0,0,0.10);
  transform: translateY(-3px);
}

/* ── Logo wrapper — fills available space, centers the logo ──── */
.tile-logo-wrap {
  flex: 1;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
}

.tile-logo-wrap > img {
  display: block;
  width: auto;
  height: auto;
  max-width: 75%;
  max-height: 100%;
  object-fit: contain;
  transition: transform 0.4s ease;
}
.bento-item.client-tile:hover .tile-logo-wrap > img { transform: scale(1.06); }

/* ── Text below logo — always visible, never squished ────────── */
.tile-info {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding-top: 0.75rem;
}

.tile-name {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text);
  letter-spacing: 0.01em;
  line-height: 1.2;
}

.tile-count {
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 0.03em;
}

/* ── Preview selection indicators ───────────────────────────── */
.preview-selected {
  outline: 2px solid #0070f3 !important;
  outline-offset: -2px;
}
.drag-over-preview {
  outline: 2px dashed #0070f3;
  outline-offset: -2px;
}

/* ─── Client page header ────────────────────────────────────── */
.client-page {
  padding-top: 2rem;
}

.client-page-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
}

.back-btn {
  align-self: flex-start;
  font-size: var(--back-btn-size, 0.85rem);
  color: var(--text-muted);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color 0.2s;
  white-space: nowrap;
}

.back-btn:hover { color: var(--text); }

.client-page-title {
  font-size: var(--proj-title-size, clamp(1.4rem, 3vw, 2.2rem));
  font-weight: var(--proj-title-weight, 300);
  color: var(--proj-title-color, var(--text));
  letter-spacing: -0.015em;
}

.client-page-category {
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-left: 12px;
}

/* ─── Asset tiles (client page) ────────────────────────────── */
.asset-tile {
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.asset-tile img,
.asset-tile video {
  display: block;
  width: 100%;
  height: auto;
  transition: transform 0.45s ease;
}

/* Multi-row tiles stretch to fill their allocated rows */
.asset-tile[data-rows] {
  align-self: stretch;
}

/* When the grid has a fixed row height, images fill their cells with cover */
#asset-grid[style*="align-items:stretch"] .asset-tile,
.asset-row[style*="align-items:stretch"] .asset-tile {
  display: flex;
  flex-direction: column;
}
#asset-grid[style*="align-items:stretch"] .asset-tile img,
#asset-grid[style*="align-items:stretch"] .asset-tile video,
.asset-row[style*="align-items:stretch"] .asset-tile img,
.asset-row[style*="align-items:stretch"] .asset-tile video {
  flex: 1;
  min-height: 0;
  object-fit: cover;
}

/* Transparent alpha-channel assets — no background, contain fit */
.asset-tile[data-transparent] {
  background: transparent;
}
.asset-tile[data-transparent] video,
.asset-tile[data-transparent] img {
  background: transparent;
  object-fit: contain;
}
#asset-grid[style*="align-items:stretch"] .asset-tile[data-transparent] img,
#asset-grid[style*="align-items:stretch"] .asset-tile[data-transparent] video,
.asset-row[style*="align-items:stretch"] .asset-tile[data-transparent] img,
.asset-row[style*="align-items:stretch"] .asset-tile[data-transparent] video {
  object-fit: contain;
}

.asset-tile:hover img,
.asset-tile:hover video {
  transform: scale(1.04);
}

/* ─── Asset control strip (preview-mode overlay) ────────────── */
.asset-ctrl-strip {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 6px 10px;
  background: rgba(0,0,0,0.72);
  backdrop-filter: blur(4px);
  z-index: 10;
}
.strip-ctrl {
  display: flex;
  align-items: center;
  gap: 4px;
}
.strip-label {
  color: rgba(255,255,255,0.55);
  font-size: 10px;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}
.strip-count {
  min-width: 16px;
  text-align: center;
  font-size: 12px;
  font-weight: 500;
  color: #fff;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}
.strip-btn {
  width: 22px; height: 22px;
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 3px;
  background: rgba(255,255,255,0.12);
  color: #fff;
  font-size: 13px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  padding: 0;
  transition: background 0.12s;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}
.strip-btn:hover { background: rgba(255,255,255,0.28); }
.strip-remove { border-color: rgba(255,90,90,0.5); }
.strip-remove:hover { background: rgba(200,40,40,0.55); }

/* ─── Page enter animation ──────────────────────────────────── */
@keyframes pageIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes navSlideDown {
  from { transform: translateY(-100%); }
  to   { transform: translateY(0); }
}

.page-enter {
  animation: pageIn 0.3s ease forwards;
}

/* ─── Lightbox ──────────────────────────────────────────────── */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(8, 8, 8, 0.93);
  align-items: center;
  justify-content: center;
  flex-direction: column;
}

.lightbox.active {
  display: flex;
  animation: lbIn 0.2s ease;
}

@keyframes lbIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.lb-media {
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: 90vw;
  max-height: 82vh;
}

.lb-media img,
.lb-media video {
  max-width: 90vw;
  max-height: 82vh;
  object-fit: contain;
  display: block;
  user-select: none;
}

.lb-close {
  position: absolute;
  top: 18px;
  right: 22px;
  background: none;
  border: none;
  color: rgba(255,255,255,0.7);
  font-size: 2.2rem;
  line-height: 1;
  cursor: pointer;
  padding: 6px 10px;
  transition: color 0.18s;
}

.lb-close:hover { color: #fff; }

.lb-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.18);
  color: rgba(255,255,255,0.85);
  font-size: 1.1rem;
  cursor: pointer;
  padding: 14px 18px;
  border-radius: 4px;
  transition: background 0.18s, border-color 0.18s;
  backdrop-filter: blur(4px);
  user-select: none;
}

.lb-nav:hover {
  background: rgba(255,255,255,0.18);
  border-color: rgba(255,255,255,0.35);
}

.lb-prev { left: 18px; }
.lb-next { right: 18px; }

.lb-footer {
  position: absolute;
  bottom: 22px;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
}

.lb-label   { font-size: 0.82rem; color: rgba(255,255,255,0.75); letter-spacing: 0.02em; }
.lb-counter { font-size: 0.78rem; color: rgba(255,255,255,0.4);  font-variant-numeric: tabular-nums; }

/* ─── Footer ────────────────────────────────────────────────── */
.footer {
  padding: 3rem 2rem;
  border-top: 1px solid var(--border);
  margin-top: auto;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  text-align: center;
}

.footer-name {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.footer-social { display: flex; gap: 22px; align-items: center; }

.social-link {
  display: flex;
  align-items: center;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}
.social-link:hover { color: var(--text); }
.social-link svg   { width: var(--social-icon-size, 20px); height: var(--social-icon-size, 20px); }

.footer-email a {
  font-size: 0.88rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-email a:hover { color: var(--text); }

/* ─── Scrollbars ─────────────────────────────────────────────── */
html { scrollbar-width: thin; scrollbar-color: #d4d4d8 transparent; }
html::-webkit-scrollbar { width: 8px; }
html::-webkit-scrollbar-track { background: transparent; }
html::-webkit-scrollbar-thumb { background: #d4d4d8; border-radius: 3px; }
html::-webkit-scrollbar-thumb:hover { background: #b4b4b4; }

/* ─── Desktop: nav flows with page, pins on scroll ───────────── */
@media (min-width: 1025px) {
  .nav {
    position: relative; /* not sticky — flows with page */
    border-bottom-color: transparent;
    transition: border-bottom-color 0.3s ease;
  }

  .nav.nav-pinned {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    border-bottom-color: var(--border);
    animation: navSlideDown 0.32s ease forwards;
  }

  /* At top: hide logo, social icons (border already transparent above) */
  .nav:not(.nav-pinned) .nav-logo,
  .nav:not(.nav-pinned) .nav-social {
    opacity: 0;
    pointer-events: none;
  }

  /* Project pages: logo stays visible even before the nav pins */
  .nav.nav-force-visible:not(.nav-pinned) .nav-logo {
    opacity: 1;
    pointer-events: auto;
  }

  /* When pinned: reveal everything */
  .nav.nav-pinned .nav-logo,
  .nav.nav-pinned .nav-social {
    opacity: 1;
    pointer-events: auto;
  }
}

/* ─── Responsive ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  :root { --row-h: 240px; }

  .nav-inner { height: var(--nav-height-tablet, var(--nav-height, 56px)); }

  .hero {
    padding-top:    var(--hero-pt-tablet, var(--hero-pt, 88px));
    padding-bottom: var(--hero-pb-tablet, var(--hero-pb, 64px));
  }

  .client-page-title {
    font-size: var(--proj-title-size-tablet, var(--proj-title-size, clamp(1.2rem, 4vw, 1.9rem)));
  }

  .bento { grid-template-columns: repeat(3, 1fr); }

  /* Cap wide/large/featured at 3 cols */
  .bento-item[data-size="featured"],
  .bento-item[data-size="hero"]    { grid-column: span 3; }
  .bento-item[data-size="large"]   { grid-column: span 2; }
  .bento-item[data-size="wide"]    { grid-column: span 2; }

  /* Home bento: configurable tablet columns */
  .bento-home { grid-template-columns: repeat(var(--home-cols-tablet, 2), 1fr); }
  .bento-home .bento-item[data-size="featured"],
  .bento-home .bento-item[data-size="hero"]    { grid-column: 1 / -1; }

}

@media (max-width: 640px) {
  :root { --row-h: 180px; }

  .nav-inner { height: var(--nav-height-mobile, var(--nav-height, 56px)); }

  .nav-social { gap: 10px; }

  .container { padding: 0 1rem; }
  .hero {
    padding-top:    var(--hero-pt-mobile, var(--hero-pt-tablet, var(--hero-pt, 56px)));
    padding-bottom: var(--hero-pb-mobile, var(--hero-pb-tablet, var(--hero-pb, 44px)));
  }

  .bento { grid-template-columns: repeat(2, 1fr); gap: 6px; }

  /* On mobile, everything spans at most 2 cols */
  .bento-item[data-size="wide"],
  .bento-item[data-size="large"],
  .bento-item[data-size="featured"],
  .bento-item[data-size="hero"]  { grid-column: span 2; }

  /* Home bento: configurable mobile columns */
  .bento-home { grid-template-columns: repeat(var(--home-cols-mobile, 2), 1fr); }
  .bento-home .bento-item[data-size="featured"],
  .bento-home .bento-item[data-size="hero"]    { grid-column: 1 / -1; }

  .client-page-header { gap: 0.5rem; }

  .client-page-title {
    font-size: var(--proj-title-size-mobile, var(--proj-title-size, clamp(1.1rem, 5vw, 1.6rem)));
  }

  /* On mobile: hide side arrows, swipe handles navigation */
  .lb-nav { display: none; }
}