/* ═══════════════════════════════════════════════════════════════
   THINGS — /things
   One layout, five skins: every theme only sets the --t-* tokens
   below, the structure and the motion are shared.
   ═══════════════════════════════════════════════════════════════ */

.things-page,
.thing,
.things-sheet {
  /* default skin (also the fallback before a theme loads) */
  --t-ink: #2c2825;
  --t-dim: #756d64;
  --t-faint: #b5aea5;
  --t-card: #ffffff;
  --t-card-hover: #ffffff;
  --t-line: rgba(44, 40, 37, 0.08);
  --t-line-strong: rgba(44, 40, 37, 0.16);
  --t-accent: #3d7a73;
  --t-on-accent: #ffffff;
  --t-pill: rgba(44, 40, 37, 0.05);
  --t-radius: 20px;
  --t-radius-sm: 999px;
  --t-shadow: 0 1px 2px rgba(44, 40, 37, 0.04), 0 8px 24px -12px rgba(44, 40, 37, 0.12);
  --t-shadow-hover: 0 2px 4px rgba(44, 40, 37, 0.05), 0 24px 48px -20px rgba(44, 40, 37, 0.28);
  --t-tile: hsl(var(--hue, 168) 32% 93%);
  --t-tile-ink: hsl(var(--hue, 168) 30% 32%);
  --t-tile-dot: hsl(var(--hue, 168) 30% 40% / 0.14);
  --t-spot: hsl(var(--hue, 168) 60% 60% / 0.14);
  --t-font: var(--font-sans, 'DM Sans', system-ui, sans-serif);
  --t-font-title: var(--font-display, 'DM Sans', system-ui, sans-serif);
  --t-font-mono: 'JetBrains Mono', ui-monospace, monospace;
  --t-title-size: clamp(3.5rem, 11vw, 7.5rem);
  --t-title-weight: 700;
  --t-title-tracking: -0.045em;
  --t-title-case: none;
}

.things-page {
  color: var(--t-ink);
  font-family: var(--t-font);
  max-width: 1160px;
  margin: 0 auto;
  padding: clamp(110px, 16vh, 160px) clamp(1rem, 4vw, 2.5rem) 5rem;
  min-height: 100vh;
}

/* ─── Hero ─── */

.things-hero {
  margin-bottom: clamp(2rem, 5vw, 3.5rem);
}

.things-kicker {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0 0 1rem;
  font-family: var(--t-font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.02em;
  color: var(--t-dim);
}

.things-kicker-path {
  color: var(--t-accent);
}

.things-kicker-path::after {
  /* Blip's block cursor: the brand's one blinking pixel */
  content: '';
  display: inline-block;
  width: 0.55em;
  height: 1.05em;
  margin-left: 0.3em;
  vertical-align: -0.18em;
  background: currentColor;
  animation: things-blink 1.06s steps(1) infinite;
}

.things-kicker-count {
  padding-left: 0.75rem;
  border-left: 1px solid var(--t-line-strong);
  font-variant-numeric: tabular-nums;
}

.things-title {
  margin: 0;
  font-family: var(--t-font-title);
  font-size: var(--t-title-size);
  font-weight: var(--t-title-weight);
  letter-spacing: var(--t-title-tracking);
  text-transform: var(--t-title-case);
  line-height: 0.95;
  color: var(--t-ink);
  overflow: hidden;
  padding-bottom: 0.08em;
}

.things-char {
  display: inline-block;
  will-change: transform;
}

.things-intro {
  max-width: 34rem;
  margin: 1.25rem 0 0;
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  line-height: 1.6;
  color: var(--t-dim);
}

/* ─── Filters ─── */

.things-filters {
  position: relative;
  display: flex;
  gap: 0.25rem;
  margin: 0 0 2rem;
  padding: 0.3rem;
  width: max-content;
  max-width: 100%;
  overflow-x: auto;
  scrollbar-width: none;
  background: var(--t-pill);
  border-radius: var(--t-radius-sm);
  isolation: isolate;
}

.things-filters::-webkit-scrollbar { display: none; }

.things-filter-indicator {
  position: absolute;
  top: 0;
  left: 0;
  z-index: -1;
  border-radius: var(--t-radius-sm);
  background: var(--t-ink);
  transition: transform 0.55s cubic-bezier(.3, 1.4, .5, 1), width 0.45s cubic-bezier(.2, .8, .2, 1);
}

.things-filter {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  flex: 0 0 auto;
  padding: 0.55rem 0.95rem;
  border: 0;
  border-radius: var(--t-radius-sm);
  background: none;
  color: var(--t-dim);
  font: 500 0.875rem/1 var(--t-font);
  cursor: pointer;
  transition: color 0.3s ease;
  -webkit-tap-highlight-color: transparent;
}

.things-filter:hover { color: var(--t-ink); }

.things-filter[aria-selected="true"] { color: var(--t-card); }

.things-filter:focus-visible {
  outline: 2px solid var(--t-accent);
  outline-offset: 2px;
}

.things-filter-count {
  font-family: var(--t-font-mono);
  font-size: 0.7rem;
  opacity: 0.55;
  font-variant-numeric: tabular-nums;
}

.things-filter.is-empty .things-filter-count { opacity: 0.3; }

/* ─── Grid ─── */

.things-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 250px), 1fr));
  gap: clamp(0.75rem, 1.6vw, 1.25rem);
}

.thing {
  --rx: 0deg;
  --ry: 0deg;
  --mx: 50%;
  --my: 50%;
  perspective: 900px;
  opacity: 0;
  transform: translateY(22px);
}

.thing[hidden] { display: none; }

body.loaded .thing.is-in {
  animation: things-rise 0.7s cubic-bezier(.2, .8, .2, 1) var(--d, 0ms) both;
}

.thing-hit {
  position: relative;
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  padding: 0.6rem;
  border: 1px solid var(--t-line);
  border-radius: var(--t-radius);
  background: var(--t-card);
  box-shadow: var(--t-shadow);
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  transform: rotateX(var(--rx)) rotateY(var(--ry));
  transform-style: preserve-3d;
  transition:
    transform 0.5s cubic-bezier(.2, .8, .2, 1),
    box-shadow 0.4s ease,
    border-color 0.3s ease,
    background-color 0.3s ease;
  -webkit-tap-highlight-color: transparent;
}

/* pointer spotlight */
.thing-hit::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(420px circle at var(--mx) var(--my), var(--t-spot), transparent 45%);
  opacity: 0;
  transition: opacity 0.35s ease;
  pointer-events: none;
}

.thing-hit:hover,
.thing-hit:focus-visible {
  background: var(--t-card-hover);
  border-color: var(--t-line-strong);
  box-shadow: var(--t-shadow-hover);
}

.thing-hit:hover::before { opacity: 1; }

.thing-hit:focus-visible {
  outline: 2px solid var(--t-accent);
  outline-offset: 3px;
}

.thing-hit:active { transform: scale(0.985); transition-duration: 0.12s; }

.thing-visual {
  position: relative;
  display: grid;
  place-items: center;
  aspect-ratio: 4 / 3;
  border-radius: calc(var(--t-radius) - 0.4rem);
  overflow: hidden;
  background:
    radial-gradient(var(--t-tile-dot) 1px, transparent 1.4px) 0 0 / 14px 14px,
    var(--t-tile);
}

.thing-visual img {
  width: 78%;
  height: 78%;
  object-fit: contain;
  filter: drop-shadow(0 14px 18px rgba(0, 0, 0, 0.16));
  transition: transform 0.6s cubic-bezier(.2, .8, .2, 1);
}

.thing-mono {
  font-family: var(--t-font-mono);
  font-size: clamp(2.5rem, 5vw, 3.25rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--t-tile-ink);
  transform: translateZ(30px);
  transition: transform 0.6s cubic-bezier(.2, .8, .2, 1), letter-spacing 0.6s cubic-bezier(.2, .8, .2, 1);
}

.thing-hit:hover .thing-visual img { transform: translateY(-4px) scale(1.04); }
.thing-hit:hover .thing-mono { transform: translateZ(30px) scale(1.08); letter-spacing: 0.02em; }

.thing-body {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.95rem 0.45rem 0.35rem;
}

.thing-brand {
  font-family: var(--t-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--t-dim);
}

.thing-name {
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.25;
  color: var(--t-ink);
}

.thing-note {
  margin-top: 0.3rem;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--t-dim);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.thing-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: auto;
  padding: 0.7rem 0.45rem 0.3rem;
}

.thing-cat,
.thing-fav {
  font-family: var(--t-font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.04em;
  padding: 0.25rem 0.55rem;
  border-radius: var(--t-radius-sm);
  border: 1px solid var(--t-line);
  color: var(--t-dim);
}

.thing-retired {
  font-family: var(--t-font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.04em;
  padding: 0.25rem 0.55rem;
  border-radius: var(--t-radius-sm);
  border: 1px dashed var(--t-line-strong);
  color: var(--t-dim);
}

/* Retired: the story stays, the colour goes. */
.thing.is-retired .thing-visual { filter: grayscale(1); opacity: 0.6; transition: filter 0.5s ease, opacity 0.5s ease; }
.thing.is-retired .thing-hit:hover .thing-visual { filter: grayscale(0.4); opacity: 0.85; }
.thing.is-retired .thing-name { color: var(--t-dim); }

.thing-fav {
  color: var(--t-accent);
  border-color: color-mix(in srgb, var(--t-accent) 30%, transparent);
}

/* Empty shelf */
.things-empty {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: clamp(3rem, 8vw, 5rem) 1rem;
  border: 1.5px dashed var(--t-line-strong);
  border-radius: var(--t-radius);
  text-align: center;
}

.things-empty[hidden] { display: none; }

.things-empty-tag {
  font-family: var(--t-font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #805800; /* ambre prompt, light-safe */
}

.things-empty-text {
  font-size: 1.05rem;
  color: var(--t-ink);
}

.things-empty-hint {
  font-size: 0.875rem;
  color: var(--t-dim);
}

.things-updated {
  margin: 3rem 0 0;
  font-family: var(--t-font-mono);
  font-size: 0.75rem;
  color: var(--t-faint);
  text-align: center;
}

/* ─── Detail sheet ─── */

.things-sheet {
  width: min(560px, calc(100vw - 2rem));
  max-width: none;
  margin: auto;
  inset: 0;
  max-height: calc(100dvh - 2rem);
  padding: 0;
  border: 0;
  background: none;
  overflow: visible;
  color: inherit;
}

.things-sheet::backdrop {
  background: rgba(20, 18, 16, 0.38);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  animation: things-fade 0.35s ease both;
}

.things-sheet.is-closing::backdrop { animation: things-fade-out 0.22s ease both; }

html.things-sheet-open { overflow: hidden; }

.things-sheet-card {
  position: relative;
  overflow: hidden;
  border-radius: calc(var(--t-radius, 20px) + 4px);
  background: var(--t-card);
  color: var(--t-ink);
  border: 1px solid var(--t-line);
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, 0.45);
  transform-origin: center;
}

.things-sheet-visual {
  display: grid;
  place-items: center;
  aspect-ratio: 16 / 9;
  background:
    radial-gradient(var(--t-tile-dot) 1px, transparent 1.4px) 0 0 / 16px 16px,
    var(--t-tile);
}

.things-sheet-visual img { width: 70%; height: 80%; object-fit: contain; }
.things-sheet-visual .thing-mono { font-size: clamp(3.5rem, 12vw, 5.5rem); }

.things-sheet-body {
  padding: 1.5rem 1.75rem 1.75rem;
}

.things-sheet-meta {
  margin: 0 0 0.4rem;
  font-family: var(--t-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--t-dim);
}

.things-sheet-name {
  margin: 0;
  font-family: var(--t-font-title);
  font-size: clamp(1.6rem, 4vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.things-sheet-note {
  margin: 0.85rem 0 0;
  font-size: 1rem;
  line-height: 1.65;
  color: var(--t-dim);
}



.things-sheet-close {
  position: absolute;
  top: 0.85rem;
  right: 0.85rem;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: var(--t-radius-sm);
  background: color-mix(in srgb, var(--t-card) 80%, transparent);
  color: var(--t-ink);
  cursor: pointer;
  backdrop-filter: blur(8px);
  transition: transform 0.3s cubic-bezier(.3, 1.4, .5, 1);
}

.things-sheet-close:hover { transform: rotate(90deg); }

/* ─── Motion ─── */

body.loaded.things-ready .things-char {
  animation: things-char 0.9s cubic-bezier(.2, .9, .25, 1) calc(var(--c) * 45ms + 80ms) both;
}

body.loaded.things-ready .things-kicker,
body.loaded.things-ready .things-intro,
body.loaded.things-ready .things-filters {
  animation: things-rise 0.8s cubic-bezier(.2, .8, .2, 1) both;
}

body.loaded.things-ready .things-kicker { animation-delay: 0ms; }
body.loaded.things-ready .things-intro { animation-delay: 260ms; }
body.loaded.things-ready .things-filters { animation-delay: 360ms; }

@keyframes things-char {
  from { transform: translateY(105%) rotate(6deg); opacity: 0; }
  to { transform: none; opacity: 1; }
}

@keyframes things-rise {
  from { opacity: 0; transform: translateY(22px); }
  to { opacity: 1; transform: none; }
}

@keyframes things-fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes things-fade-out { from { opacity: 1; } to { opacity: 0; } }

@keyframes things-blink {
  50% { opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .thing,
  body.loaded .thing.is-in,
  body.loaded.things-ready .things-char,
  body.loaded.things-ready .things-kicker,
  body.loaded.things-ready .things-intro,
  body.loaded.things-ready .things-filters {
    animation: none;
    opacity: 1;
    transform: none;
  }
  .thing-hit,
  .thing-hit:hover .thing-mono,
  .thing-hit:hover .thing-visual img { transform: none; transition: none; }
  .things-kicker-path::after { animation: none; }
  .things-filter-indicator { transition: none; }
}

@media (max-width: 640px) {
  .things-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .thing-hit { padding: 0.45rem; }
  .thing-body { padding: 0.75rem 0.3rem 0.2rem; }
  .thing-name { font-size: 1rem; }
  .thing-note { display: none; }
  .thing-tags { padding: 0.5rem 0.3rem 0.2rem; }
  .thing-fav { display: none; }
  .things-sheet-body { padding: 1.25rem 1.25rem 1.5rem; }
}

/* ═══════════════════════════════════════════════════════════════
   SKINS
   ═══════════════════════════════════════════════════════════════ */

/* ─── terminal: phosphor on CRT black, square, no shadows ─── */
body[data-theme="terminal"] .things-page,
body[data-theme="terminal"] .thing,
body[data-theme="terminal"] .things-sheet {
  --t-ink: #33ff00;
  --t-dim: #25b000;
  --t-faint: #1f521f;
  --t-card: #0d0d0d;
  --t-card-hover: #111;
  --t-line: #1f521f;
  --t-line-strong: #2f7a2f;
  --t-accent: #ffb000;
  --t-pill: transparent;
  --t-radius: 0px;
  --t-radius-sm: 0px;
  --t-shadow: none;
  --t-shadow-hover: 0 0 0 1px #33ff00, 0 0 24px rgba(51, 255, 0, 0.18);
  --t-tile: #070907;
  --t-tile-ink: #33ff00;
  --t-tile-dot: rgba(51, 255, 0, 0.12);
  --t-spot: rgba(51, 255, 0, 0.08);
  --t-font: var(--font-terminal, 'JetBrains Mono', monospace);
  --t-font-title: var(--font-display, 'VT323', monospace);
  --t-title-weight: 400;
  --t-title-tracking: 0.02em;
  --t-title-case: uppercase;
  --t-title-size: clamp(4.5rem, 14vw, 9rem);
}

body[data-theme="terminal"] .things-title { text-shadow: 0 0 18px rgba(51, 255, 0, 0.45); }
body[data-theme="terminal"] .things-filters { border: 1px solid #1f521f; }
body[data-theme="terminal"] .things-filter-indicator { background: #33ff00; }
body[data-theme="terminal"] .things-filter[aria-selected="true"] { color: #0a0a0a; }
body[data-theme="terminal"] .thing-mono { text-shadow: 0 0 14px rgba(51, 255, 0, 0.55); }
body[data-theme="terminal"] .thing-name::before { content: '> '; color: #ffb000; }
body[data-theme="terminal"] .things-empty-tag { color: #ffb000; }

/* ─── blueprint: white ink on drafting blue, dashed construction lines ─── */
body[data-theme="blueprint"] .things-page,
body[data-theme="blueprint"] .thing,
body[data-theme="blueprint"] .things-sheet {
  --t-ink: rgba(255, 255, 255, 0.95);
  --t-dim: rgba(255, 255, 255, 0.66);
  --t-faint: rgba(255, 255, 255, 0.35);
  --t-card: rgba(0, 34, 68, 0.72);
  --t-card-hover: rgba(0, 44, 88, 0.85);
  --t-line: rgba(255, 255, 255, 0.28);
  --t-line-strong: rgba(255, 255, 255, 0.7);
  --t-accent: #00ffff;
  --t-pill: rgba(0, 34, 68, 0.6);
  --t-radius: 2px;
  --t-radius-sm: 2px;
  --t-shadow: none;
  --t-shadow-hover: 0 0 0 1px rgba(0, 255, 255, 0.5);
  --t-tile: rgba(0, 51, 102, 0.6);
  --t-tile-ink: #ffffff;
  --t-tile-dot: rgba(255, 255, 255, 0.16);
  --t-spot: rgba(0, 255, 255, 0.1);
  --t-font: var(--font-technical, 'Roboto Mono', monospace);
  --t-font-title: var(--font-technical, 'Roboto Mono', monospace);
  --t-title-tracking: 0.08em;
  --t-title-case: uppercase;
  --t-title-size: clamp(3rem, 10vw, 6.5rem);
}

body[data-theme="blueprint"] .thing-hit,
body[data-theme="blueprint"] .things-filters { border-style: dashed; }
body[data-theme="blueprint"] .things-filters { border: 1px dashed rgba(255, 255, 255, 0.3); }
body[data-theme="blueprint"] .thing-visual { border: 1px solid rgba(255, 255, 255, 0.18); }
body[data-theme="blueprint"] .thing-visual {
  background:
    linear-gradient(rgba(255, 255, 255, 0.07) 1px, transparent 1px) 0 0 / 16px 16px,
    linear-gradient(90deg, rgba(255, 255, 255, 0.07) 1px, transparent 1px) 0 0 / 16px 16px,
    var(--t-tile);
}
body[data-theme="blueprint"] .thing-mono { font-family: var(--font-handwritten, cursive); font-weight: 400; }
body[data-theme="blueprint"] .things-filter-indicator { background: #ffffff; }
body[data-theme="blueprint"] .things-filter[aria-selected="true"] { color: #003366; }
body[data-theme="blueprint"] .things-empty-tag { color: #ffd700; }
body[data-theme="blueprint"] .things-sheet-card { background: #002a55; }

/* ─── retro90s: grey bevelled windows, Tahoma, primary colours ─── */
body[data-theme="retro90s"] .things-page,
body[data-theme="retro90s"] .thing,
body[data-theme="retro90s"] .things-sheet {
  --t-ink: #000000;
  --t-dim: #333333;
  --t-faint: #555555;
  --t-card: #c0c0c0;
  --t-card-hover: #c8c8c8;
  --t-line: #808080;
  --t-line-strong: #000000;
  --t-accent: #ff00ff;
  --t-pill: #c0c0c0;
  --t-radius: 0px;
  --t-radius-sm: 0px;
  --t-shadow: inset -1px -1px #0a0a0a, inset 1px 1px #ffffff, inset -2px -2px #808080, inset 2px 2px #dfdfdf;
  --t-shadow-hover: inset -1px -1px #0a0a0a, inset 1px 1px #ffffff, inset -2px -2px #808080, inset 2px 2px #dfdfdf, 4px 4px 0 #000080;
  --t-tile: hsl(var(--hue, 168) 90% 82%);
  --t-tile-ink: #000080;
  --t-tile-dot: rgba(0, 0, 128, 0.18);
  --t-spot: transparent;
  --t-font: var(--font-90s, Tahoma, sans-serif);
  --t-font-title: var(--font-heading, 'Arial Black', Impact, sans-serif);
  --t-font-mono: var(--font-mono, 'Courier New', monospace);
  --t-title-tracking: 0;
  --t-title-weight: 900;
}

body[data-theme="retro90s"] .thing-hit { border: 0; }
body[data-theme="retro90s"] .things-title {
  color: #ff00ff;
  text-shadow: 3px 3px 0 #000080;
}
body[data-theme="retro90s"] .things-intro,
body[data-theme="retro90s"] .things-kicker {
  background: #ffffcc;
  border: 1px solid #000;
  padding: 0.4rem 0.6rem;
  width: fit-content;
}
body[data-theme="retro90s"] .things-filters { box-shadow: var(--t-shadow); }
body[data-theme="retro90s"] .things-filter-indicator { background: #000080; }
body[data-theme="retro90s"] .things-filter[aria-selected="true"] { color: #ffffff; }
body[data-theme="retro90s"] .thing-visual { border: 2px inset #808080; }
body[data-theme="retro90s"] .things-sheet-card { box-shadow: var(--t-shadow), 8px 8px 0 #000080; }
body[data-theme="retro90s"] .things-updated { color: #000; }

/* ─── fps: warm glass HUD panels, condensed caps ─── */
body[data-theme="fps"] .things-page,
body[data-theme="fps"] .thing,
body[data-theme="fps"] .things-sheet {
  --t-ink: #f4efe5;
  --t-dim: #c8bfae;
  --t-faint: #a59c8d;
  --t-card: rgba(17, 16, 14, 0.84);
  --t-card-hover: rgba(32, 30, 26, 0.92);
  --t-line: rgba(255, 232, 190, 0.17);
  --t-line-strong: rgba(255, 232, 190, 0.4);
  --t-accent: #e8a33d;
  --t-pill: rgba(17, 16, 14, 0.7);
  --t-radius: 4px;
  --t-radius-sm: 3px;
  --t-shadow: 0 18px 36px -16px rgba(40, 24, 6, 0.6);
  --t-shadow-hover: 0 0 0 1px #e8a33d, 0 24px 44px -16px rgba(40, 24, 6, 0.8);
  --t-tile: rgba(46, 42, 36, 0.92);
  --t-tile-ink: #ffc965;
  --t-tile-dot: rgba(255, 232, 190, 0.1);
  --t-spot: rgba(232, 163, 61, 0.14);
  --t-font: var(--body, 'DM Sans', sans-serif);
  --t-font-title: var(--disp, 'Barlow Condensed', sans-serif);
  --t-font-mono: var(--mono, 'Roboto Mono', monospace);
  --t-title-case: uppercase;
  --t-title-tracking: 0.01em;
  --t-title-size: clamp(4rem, 13vw, 8.5rem);
}

body[data-theme="fps"] .things-title,
body[data-theme="fps"] .thing-name,
body[data-theme="fps"] .things-sheet-name {
  font-family: var(--t-font-title);
  text-transform: uppercase;
}
body[data-theme="fps"] .thing-name { font-size: 1.3rem; letter-spacing: 0.02em; }
body[data-theme="fps"] .things-title { text-shadow: 0 4px 24px rgba(40, 24, 6, 0.5); }
body[data-theme="fps"] .things-filters { backdrop-filter: blur(10px); border: 1px solid var(--t-line); }
body[data-theme="fps"] .things-filter-indicator { background: #e8a33d; }
body[data-theme="fps"] .things-filter[aria-selected="true"] { color: #2a1c0e; }
body[data-theme="fps"] .thing-hit { backdrop-filter: blur(10px); }
body[data-theme="fps"] .things-empty-tag { color: #ffc965; }

/* Hero sits on the open sky: ink on light, like the blog's title */
body[data-theme="fps"] .things-title {
  font-family: var(--stencil);
  font-weight: 800;
  color: var(--ink);
  letter-spacing: 0.03em;
  text-shadow: 0 1px 0 rgba(255, 244, 220, 0.55), 0 0 22px rgba(255, 240, 210, 0.5);
}
body[data-theme="fps"] .things-intro {
  font-family: var(--disp);
  font-weight: 600;
  letter-spacing: 0.02em;
  font-size: 1.15rem;
  color: var(--ink-dim);
  text-shadow: 0 1px 0 rgba(255, 244, 220, 0.4);
}
body[data-theme="fps"] .things-kicker { color: var(--ink-dim); }
body[data-theme="fps"] .things-kicker-path { color: var(--rust); }
body[data-theme="fps"] .things-kicker-count { border-color: rgba(42, 28, 14, 0.3); }
body[data-theme="fps"] .things-updated { color: var(--ink-dim); }

/* ═══════════════════════════════════════════════════════════════
   STICKERS
   Item images are die-cut stickers (white contour baked in the
   WebP by tools/stickers/make_stickers.py). Here they get their
   depth: a tilt per card, a contact + ambient shadow, a lift and a
   glossy sheen on hover, a slow float in the detail sheet.
   Hook: visual() in things.js wraps the <img> in
   <span class="thing-sticker" style="--st-img: url(...)">.
   ═══════════════════════════════════════════════════════════════ */

.thing {
  --st-tilt: -2.4deg;
  --st-x: 0%;
  --st-y: 0%;
  /* shadows: crisp contact, mid, soft ambient (theme overridable) */
  --st-c: rgba(30, 24, 18, 0.26);
  --st-m: rgba(30, 24, 18, 0.13);
  --st-a: rgba(30, 24, 18, 0.10);
  --st-sheen: rgba(255, 255, 255, 0.62);
}
/* a hand-placed look without JS: 5 tilts x 3 nudges = 15-card cycle */
.thing:nth-child(5n + 2) { --st-tilt: 2.1deg; }
.thing:nth-child(5n + 3) { --st-tilt: -1.1deg; }
.thing:nth-child(5n + 4) { --st-tilt: 3.2deg; }
.thing:nth-child(5n + 5) { --st-tilt: -3.4deg; }
.thing:nth-child(3n + 2) { --st-x: 1.5%; --st-y: -1%; }
.thing:nth-child(3n + 3) { --st-x: -1.5%; --st-y: 1.2%; }

.thing-sticker {
  position: relative;
  display: block;
  width: 86%;
  height: 86%;
  transform: translate3d(var(--st-x), var(--st-y), 0) rotate(var(--st-tilt));
  filter:
    drop-shadow(0 1px 0.6px var(--st-c))
    drop-shadow(0 4px 5px var(--st-m))
    drop-shadow(0 12px 16px var(--st-a));
  transition:
    transform 0.6s cubic-bezier(.2, .8, .2, 1),
    filter 0.6s cubic-bezier(.2, .8, .2, 1);
  will-change: transform;
}

/* the img fills the sticker box; the old card img rules no longer apply */
.thing-hit .thing-visual .thing-sticker > img,
.thing-hit:hover .thing-visual .thing-sticker > img,
.things-sheet-visual .thing-sticker > img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: none;
  transform: none;
  transition: none;
}

/* glossy laminate sheen, clipped to the sticker silhouette */
.thing-sticker::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(112deg,
    transparent 30%,
    var(--st-sheen) 45%,
    rgba(255, 255, 255, 0.15) 52%,
    transparent 64%) 130% 0 / 260% 100% no-repeat;
  -webkit-mask: var(--st-img) center / contain no-repeat;
          mask: var(--st-img) center / contain no-repeat;
  mix-blend-mode: soft-light;
  opacity: 0;
  transition: opacity 0.3s ease, background-position 0s 0.3s;
}

.thing-hit:hover .thing-sticker,
.thing-hit:focus-visible .thing-sticker {
  transform: translate3d(var(--st-x), calc(var(--st-y) - 5%), 0) rotate(calc(var(--st-tilt) * 0.2)) scale(1.07);
  filter:
    drop-shadow(0 2px 2px rgba(30, 24, 18, 0.10))
    drop-shadow(0 12px 12px var(--st-m))
    drop-shadow(0 26px 28px var(--st-a));
}
.thing-hit:hover .thing-sticker::after,
.thing-hit:focus-visible .thing-sticker::after {
  opacity: 1;
  background-position: -40% 0;
  transition: opacity 0.25s ease, background-position 1.1s cubic-bezier(.3, .7, .2, 1);
}
.thing-hit:active .thing-sticker { transform: translate3d(var(--st-x), calc(var(--st-y) - 2%), 0) rotate(calc(var(--st-tilt) * 0.2)) scale(1.03); }

/* detail sheet: a bigger sticker, slowly floating above the tile */
.things-sheet-visual { overflow: hidden; }
.things-sheet-visual .thing-sticker {
  --st-tilt: -2deg;
  width: 70%;
  height: 84%;
  filter:
    drop-shadow(0 2px 1.5px var(--st-c))
    drop-shadow(0 10px 12px var(--st-m))
    drop-shadow(0 26px 30px var(--st-a));
  animation: st-float 7s ease-in-out infinite;
}
.things-sheet-visual .thing-sticker::after {
  animation: st-sheen 7s ease-in-out infinite;
  opacity: 1;
}
.things-sheet {
  --st-c: rgba(30, 24, 18, 0.24);
  --st-m: rgba(30, 24, 18, 0.12);
  --st-a: rgba(30, 24, 18, 0.12);
  --st-sheen: rgba(255, 255, 255, 0.62);
}

@keyframes st-float {
  0%, 100% { transform: translate3d(0, 1.5%, 0) rotate(-2deg); }
  50%      { transform: translate3d(0, -2.5%, 0) rotate(0.6deg); }
}
@keyframes st-sheen {
  0%, 55%  { background-position: 130% 0; }
  80%, 100% { background-position: -40% 0; }
}

/* ─── stickers per skin ─── */
body[data-theme="terminal"] .thing,
body[data-theme="terminal"] .things-sheet {
  --st-c: rgba(0, 0, 0, 0.9);
  --st-m: rgba(51, 255, 0, 0.10);
  --st-a: rgba(51, 255, 0, 0.14);
}
body[data-theme="terminal"] .thing-sticker > img { opacity: 0.94; }

body[data-theme="blueprint"] .thing,
body[data-theme="blueprint"] .things-sheet {
  --st-c: rgba(0, 12, 32, 0.5);
  --st-m: rgba(0, 12, 32, 0.28);
  --st-a: rgba(0, 12, 32, 0.32);
}

/* retro90s: hard offset shadow, like a clip-art sticker in Paint */
body[data-theme="retro90s"] .thing-sticker,
body[data-theme="retro90s"] .things-sheet-visual .thing-sticker {
  filter: drop-shadow(3px 3px 0 rgba(0, 0, 128, 0.55));
}
body[data-theme="retro90s"] .thing-hit:hover .thing-sticker {
  filter: drop-shadow(6px 6px 0 rgba(0, 0, 128, 0.45));
}

body[data-theme="fps"] .thing,
body[data-theme="fps"] .things-sheet {
  --st-c: rgba(10, 6, 0, 0.6);
  --st-m: rgba(10, 6, 0, 0.32);
  --st-a: rgba(10, 6, 0, 0.36);
  --st-sheen: rgba(255, 236, 200, 0.6);
}

@media (prefers-reduced-motion: reduce) {
  .thing-sticker,
  .thing-sticker::after { transition: none; }
  .thing-hit:hover .thing-sticker,
  .thing-hit:focus-visible .thing-sticker,
  .thing-hit:active .thing-sticker { transform: translate3d(var(--st-x), var(--st-y), 0) rotate(var(--st-tilt)); }
  .thing-hit:hover .thing-sticker::after,
  .thing-hit:focus-visible .thing-sticker::after { opacity: 0; }
  .things-sheet-visual .thing-sticker,
  .things-sheet-visual .thing-sticker::after { animation: none; }
  .things-sheet-visual .thing-sticker::after { opacity: 0; }
}

/* ─── 3D model in the sheet ─────────────────────────────────── */
.things-sheet-visual .things-model {
  width: 100%;
  height: 100%;
  --poster-color: transparent;
  background: transparent;
  cursor: grab;
}
.things-sheet-visual .things-model:active { cursor: grabbing; }

/* animated sticker (anim + animFrames in things.json): a horizontal strip of
   4:3 frames, frame 0 identical to the static image; hover plays it forward,
   leaving plays it back (e.g. the standing desk rising). */
.thing-sticker.has-anim > img { visibility: hidden; }
.thing-anim {
  position: absolute;
  inset: 0;
  background: var(--anim) 0% 50% / calc(var(--frames) * 100%) 100% no-repeat;
  /* frames are stepped by JS (playAnim in things.js): never interpolated */
}

/* ═══════════════════════════════════════════════════════════════
   LOOSE PILE — no cards: floating stickers of mixed sizes, tilted
   and offset (vars from scatterVars() in things.js), a name that
   only sharpens on hover. Clicking pushes the pile away (--px/--py)
   and the detail opens in the cleared space.
   ═══════════════════════════════════════════════════════════════ */

.things-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: flex-start;
  gap: clamp(1.5rem, 3vw, 2.75rem) clamp(0.5rem, 2vw, 1.75rem);
  padding: 1.5rem 0 3rem;
}

.things-grid .thing {
  --st-tilt: var(--tilt, 0deg);
  --st-x: 0%;
  --st-y: 0%;
  position: relative;
  top: var(--dy, 0);
  left: var(--dx, 0);
  width: calc(var(--s, 1) * clamp(130px, 17vw, 200px));
  perspective: none;
  /* translate / rotate / transition-delay are set inline by scatter() */
  transition:
    translate 0.5s var(--ease-move),
    rotate 0.5s var(--ease-move);
}

.things-grid .thing-hit,
.things-grid .thing-hit:hover,
.things-grid .thing-hit:focus-visible {
  padding: 0;
  border: 0;
  background: none;
  box-shadow: none;
  transform: none;
  backdrop-filter: none;
  align-items: center;
  text-align: center;
}
.things-grid .thing-hit::before { display: none; }
.things-grid .thing-hit:focus-visible { outline: none; }

.things-grid .thing .thing-visual {
  aspect-ratio: 4 / 3;
  width: 100%;
  border: 0;
  border-radius: 0;
  background: none;
  overflow: visible;
  animation: pile-bob 7s ease-in-out var(--ph, 0s) infinite;
}
.things-grid .thing-sticker { width: 100%; height: 100%; }

/* no photo yet: a hand-written paper tag instead of a tile */
.things-grid .thing-mono {
  padding: 0.5em 0.7em;
  border-radius: 10px;
  background: var(--t-card);
  color: var(--t-tile-ink);
  font-size: clamp(1.4rem, 2.4vw, 1.9rem);
  box-shadow: 0 1px 1px var(--st-c), 0 10px 18px -8px var(--st-a);
  transform: rotate(var(--tilt, 0deg));
}
.things-grid .thing-hit:hover .thing-mono { transform: rotate(0deg) scale(1.08); }

.things-grid .thing-body {
  padding: 0.55rem 0 0;
  gap: 0.05rem;
  align-items: center;
  opacity: 0.62;
  transition: opacity 0.3s ease, transform 0.4s cubic-bezier(.2, .8, .2, 1);
}
.things-grid .thing-hit:hover .thing-body,
.things-grid .thing-hit:focus-visible .thing-body { opacity: 1; transform: translateY(2px); }
.things-grid .thing-name { font-size: 0.9rem; font-weight: 500; }
.things-grid .thing-brand { font-size: 0.62rem; }
.things-grid .thing-note,
.things-grid .thing-tags { display: none; }
.things-grid .thing.is-favorite .thing-name::after { content: ' ★'; color: var(--t-accent); }

.things-grid .thing-hit:focus-visible .thing-name {
  outline: 2px solid var(--t-accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.things-grid .things-empty { width: 100%; }

/* scattered: everyone steps back, the picked one leaves for the detail */
.things-grid .thing > .thing-hit { transition: opacity 0.4s var(--ease-out); }
.things-grid.is-scattered .thing > .thing-hit { opacity: 0.28; }
.things-grid .thing.is-picked > .thing-hit { opacity: 0; transition: none; }

@keyframes pile-bob {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-6px); }
}

/* ─── detail: floats in the cleared space, no card ─── */

.things-sheet {
  width: 100vw;
  height: 100dvh;
  max-height: none;
  margin: 0;
  display: none;
  place-items: center;
  padding: clamp(1rem, 4vw, 3rem);
  box-sizing: border-box;
  /* only the veil fades: the content is carried by the flying visual */
  background: color-mix(in srgb, var(--t-card) 72%, transparent);
  animation: veil-in 0.3s var(--ease-out) both;
}
.things-sheet[open] { display: grid; }
.things-sheet.is-closing { animation: veil-out 0.3s var(--ease-out) both; }
@keyframes veil-in { from { background-color: transparent; } }
@keyframes veil-out { to { background-color: transparent; } }
.things-sheet::backdrop { background: none; backdrop-filter: none; -webkit-backdrop-filter: none; }

body .things-sheet .things-sheet-card {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  align-items: center;
  gap: clamp(1rem, 4vw, 3.5rem);
  width: min(960px, 100%);
  overflow: visible;
  border: 0;
  border-radius: 0;
  background: none;
  box-shadow: none;
}

.things-sheet .things-sheet-visual {
  aspect-ratio: 4 / 3;
  background: none;
  border: 0;
  overflow: visible;
}
.things-sheet .things-sheet-visual .thing-sticker { width: 100%; height: 100%; }

.things-sheet .things-sheet-body { padding: 0; }
.things-sheet .things-sheet-name { font-size: clamp(1.8rem, 4vw, 2.75rem); }
.things-sheet .things-sheet-note { color: var(--t-ink); opacity: 0.78; }

.things-sheet .things-sheet-close {
  position: fixed;
  top: 88px;
  right: clamp(1rem, 3vw, 1.75rem);
  width: 44px;
  height: 44px;
  background: var(--t-card);
  box-shadow: 0 6px 20px -8px rgba(0, 0, 0, 0.35);
}

@media (max-width: 720px) {
  .things-grid { gap: 1.25rem 0.25rem; }
  .things-grid .thing { width: calc(var(--s, 1) * 42vw * 0.82); }
  body .things-sheet .things-sheet-card { grid-template-columns: 1fr; text-align: left; }
  .things-sheet .things-sheet-visual { width: 85%; margin: 0 auto; }
}

@media (prefers-reduced-motion: reduce) {
  .things-grid .thing { transition: opacity 0.2s ease; translate: none; rotate: none; }
  .things-grid .thing .thing-visual { animation: none; }
  .things-sheet { animation: none; }
  .things-grid .thing-hit:active .thing-visual { scale: 1; }
}

/* ─── bare header: the title alone, filters as plain words ─── */
.things-kicker,
.things-intro { display: none; }
.things-hero { margin-bottom: clamp(1.25rem, 3vw, 2rem); }

body .things-page .things-filters {
  flex-wrap: wrap;
  gap: 0.15rem 1.35rem;
  width: auto;
  margin: 0 0 1rem;
  padding: 0;
  overflow: visible;
  background: none;
  border: 0;
  box-shadow: none;
  backdrop-filter: none;
}
body .things-page .things-filter-indicator { display: none; }
body .things-page .things-filter {
  padding: 0.3rem 0;
  border-radius: 0;
  color: var(--t-faint);
  font-size: 1rem;
  text-decoration: underline 1.5px transparent;
  text-underline-offset: 0.35em;
  transition: color 0.25s ease, text-decoration-color 0.25s ease;
}
body .things-page .things-filter:hover { color: var(--t-dim); }
body .things-page .things-filter[aria-selected="true"] {
  color: var(--t-ink);
  text-decoration-color: currentColor;
}
body .things-page .things-filter-count,
body .things-page .things-filter.is-empty { display: none; }

/* ─── motion tokens + polish (emilkowalski/skills standards) ─── */
.things-page, .things-sheet {
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-move: cubic-bezier(0.77, 0, 0.175, 1);
}

/* entrance: shorter, strong ease-out, small travel */
body.loaded .things-grid .thing.is-in {
  animation: pile-in 0.5s var(--ease-out) var(--d, 0ms) both;
}
@keyframes pile-in {
  from { opacity: 0; transform: translateY(10px) scale(0.96); }
  to   { opacity: 1; transform: none; }
}

/* hover lift: quick and interruptible */
.things-grid .thing-sticker {
  transition: transform 0.3s var(--ease-out), filter 0.3s var(--ease-out);
}

/* press feedback on the whole thing */
.things-grid .thing .thing-visual { transition: scale 0.16s var(--ease-out); }
.things-grid .thing-hit:active .thing-visual { scale: 0.97; }

/* touch: no false hovers on tap */
@media (hover: none) {
  .things-grid .thing-hit:hover .thing-sticker {
    transform: translate3d(var(--st-x), var(--st-y), 0) rotate(var(--st-tilt));
  }
  .things-grid .thing-hit:hover .thing-sticker::after { opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  body.loaded .things-grid .thing.is-in { animation: things-fade 0.2s ease both; }
}

/* ─── clean grid (v2): aligned cells, the stickers keep a little life ─── */
.things-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 180px), 1fr));
  gap: clamp(1.75rem, 3.5vw, 2.75rem) clamp(1rem, 2.5vw, 2rem);
  justify-content: stretch;
  align-items: start;
}
.things-grid .thing { width: auto; top: 0; left: 0; }
.things-grid .thing .thing-visual { display: grid; place-items: center; }
.things-grid .thing-sticker {
  width: calc(var(--s, 1) * 100%);
  height: calc(var(--s, 1) * 100%);
}
.things-grid .thing-body { width: 100%; min-width: 0; }
.things-grid .thing-name,
.things-grid .thing-brand {
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
@media (max-width: 720px) {
  .things-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.75rem 1rem; }
  .things-grid .thing { width: auto; }
  .things-grid .thing-name { font-size: 0.85rem; }
}

/* ─── detail browsing: prev / count / next, drag feedback ─── */
.things-sheet { touch-action: pan-y; user-select: none; -webkit-user-select: none; }
.things-sheet .things-model { touch-action: none; }
.things-sheet.is-dragging { cursor: grabbing; }
.things-sheet .things-sheet-visual,
.things-sheet .things-sheet-body { will-change: transform; }

.things-sheet-nav {
  position: fixed;
  left: 50%;
  bottom: max(1.25rem, env(safe-area-inset-bottom));
  translate: -50% 0;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.3rem;
  border-radius: 999px;
  background: var(--t-card);
  box-shadow: 0 6px 20px -8px rgba(0, 0, 0, 0.35);
  color: var(--t-ink);
}
.things-sheet-nav button {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: 999px;
  background: none;
  color: inherit;
  cursor: pointer;
  transition: background-color 0.2s ease, opacity 0.2s ease, scale 0.16s var(--ease-out);
}
@media (hover: hover) and (pointer: fine) {
  .things-sheet-nav button:hover { background: var(--t-pill); }
}
.things-sheet-nav button:active { scale: 0.92; }
.things-sheet-nav button:disabled { opacity: 0.25; cursor: default; }
.things-sheet-count {
  min-width: 4.5em;
  text-align: center;
  font: 500 0.75rem/1 var(--t-font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--t-dim);
}
@media (max-width: 720px) {
  .things-sheet .things-sheet-card { padding-bottom: 4rem; }
}