/* ============================================================
   Christopher Stackhouse — Personal Brand Site
   ============================================================ */

:root {
  --bg:        oklch(0.14 0.005 260);
  --bg-2:      oklch(0.17 0.006 260);
  --bg-3:      oklch(0.11 0.005 260);
  --ink:       oklch(0.97 0.004 80);
  --ink-dim:   oklch(0.72 0.006 80);
  --ink-mute:  oklch(0.52 0.008 80);
  --rule:      oklch(0.30 0.006 260);
  --rule-dim:  oklch(0.22 0.005 260);
  --accent:    oklch(0.80 0.13 75);
  --accent-dim:oklch(0.55 0.09 75);

  --f-serif: "Instrument Serif", "Times New Roman", serif;
  --f-sans:  "Inter Tight", "Inter", system-ui, sans-serif;
  --f-mono:  "JetBrains Mono", "SF Mono", ui-monospace, monospace;

  --maxw: 1440px;
  --pad:  clamp(20px, 4vw, 64px);

  color-scheme: dark;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { background: var(--bg); color: var(--ink); }
html { scroll-behavior: smooth; }
body {
  font-family: var(--f-sans);
  font-feature-settings: "ss01", "ss02", "cv11";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  letter-spacing: -0.005em;
}

/* grain */
body::before {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.04;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)' opacity='1'/></svg>");
}

/* vignetting scanlines along edges */
body::after {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 9998;
  background: radial-gradient(ellipse at center, transparent 55%, rgba(0,0,0,0.55) 100%);
}

a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

::selection { background: var(--accent); color: #000; }

/* ============================================================
   Fixed chrome: top bar + side labels + clock
   ============================================================ */

.chrome {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 900;
}
.chrome > * { pointer-events: auto; }

.topbar {
  position: absolute;
  top: 0; left: 0; right: 0;
  padding: 20px var(--pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-dim);
  mix-blend-mode: difference;
  color: #fff;
}
.topbar .mark {
  display: flex;
  align-items: center;
  gap: 10px;
}
.topbar .mark .dot {
  width: 7px; height: 7px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 0 2px color-mix(in oklch, var(--accent), transparent 70%);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%,100% { opacity: 1; transform: scale(1); }
  50%     { opacity: 0.5; transform: scale(0.85); }
}
.topbar nav {
  display: flex;
  gap: 28px;
}
.topbar nav a {
  position: relative;
  transition: color .2s;
}
.topbar nav a:hover { color: var(--accent); }
.topbar nav a::before {
  content: attr(data-idx);
  margin-right: 6px;
  color: var(--ink-mute);
}

.sidebar-l, .sidebar-r {
  position: absolute;
  top: 50%;
  transform-origin: left center;
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--ink-mute);
  white-space: nowrap;
}
.sidebar-l {
  left: 20px;
  transform: translateY(-50%) rotate(-90deg);
}
.sidebar-r {
  right: 20px;
  transform: translateY(-50%) rotate(90deg);
}
@media (max-width: 900px) {
  .sidebar-l, .sidebar-r { display: none; }
}

.scroll-progress {
  position: absolute;
  left: 0; bottom: 0;
  height: 1px;
  width: 100%;
  background: var(--rule-dim);
}
.scroll-progress::after {
  content: "";
  display: block;
  height: 100%;
  width: var(--progress, 0%);
  background: var(--accent);
  transition: width .1s linear;
}

.bottombar {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 14px var(--pad);
  display: flex;
  justify-content: space-between;
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

/* ============================================================
   PORTAL — hero scroll-into-site
   ============================================================ */

.portal {
  height: 300vh; /* scroll runway */
  position: relative;
}
.portal-sticky {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: hidden;
  display: grid;
  place-items: center;
  perspective: 1200px;
}

.portal-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--rule-dim) 1px, transparent 1px),
    linear-gradient(90deg, var(--rule-dim) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse at center, black 40%, transparent 75%);
  opacity: 0.35;
  transform: scale(var(--portal-grid-scale, 1));
}

.portal-rings {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  pointer-events: none;
}
.portal-rings .ring {
  position: absolute;
  border: 1px solid var(--rule);
  border-radius: 50%;
  aspect-ratio: 1;
  transform: translate(-50%, -50%) scale(var(--s, 1));
  top: 50%; left: 50%;
  opacity: var(--o, 0.4);
}

.portal-wordmark {
  position: relative;
  font-family: var(--f-serif);
  font-weight: 400;
  font-style: italic;
  font-size: clamp(100px, 22vw, 340px);
  line-height: 0.82;
  letter-spacing: -0.04em;
  text-align: center;
  transform: scale(var(--portal-scale, 1)) translateZ(0);
  transform-origin: center center;
  will-change: transform, opacity;
  opacity: var(--portal-opacity, 1);
  mix-blend-mode: plus-lighter;
  color: var(--ink);
}
.portal-wordmark .stack {
  display: block;
}
.portal-wordmark .house {
  display: block;
  font-style: normal;
  font-family: var(--f-sans);
  font-weight: 300;
  font-size: 0.92em;
  letter-spacing: -0.05em;
  margin-top: -0.1em;
}

.portal-caption {
  position: absolute;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--ink-dim);
  opacity: var(--portal-cap-opacity, 1);
}
.portal-caption .scroll-hint {
  display: block;
  margin-top: 14px;
  color: var(--ink-mute);
}
.portal-caption .arrow {
  display: inline-block;
  margin-left: 8px;
  animation: bob 2s ease-in-out infinite;
}
@keyframes bob {
  0%,100% { transform: translateY(0); }
  50%     { transform: translateY(4px); }
}

.portal-meta {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  opacity: var(--portal-meta-opacity, 0);
  white-space: nowrap;
  pointer-events: none;
}

/* ============================================================
   Generic section shell
   ============================================================ */

section.block {
  position: relative;
  padding: clamp(80px, 14vh, 180px) var(--pad);
  border-top: 1px solid var(--rule-dim);
}
.block-inner {
  max-width: var(--maxw);
  margin: 0 auto;
}
.eyebrow {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--ink-mute);
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 40px;
}
.eyebrow::before {
  content: "";
  width: 32px; height: 1px;
  background: var(--accent);
}
.eyebrow .num {
  color: var(--accent);
}

h2.display {
  font-family: var(--f-serif);
  font-weight: 400;
  font-size: clamp(48px, 8vw, 128px);
  line-height: 0.92;
  letter-spacing: -0.03em;
  color: var(--ink);
  text-wrap: balance;
}
h2.display em {
  font-style: italic;
  color: var(--accent);
}

p.lead {
  font-family: var(--f-serif);
  font-size: clamp(22px, 2.6vw, 36px);
  line-height: 1.25;
  color: var(--ink-dim);
  max-width: 28ch;
  text-wrap: pretty;
}

/* ============================================================
   Positioning
   ============================================================ */

#about .grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  margin-top: 40px;
}
@media (max-width: 900px) {
  #about .grid { grid-template-columns: 1fr; gap: 40px; }
}

.portrait {
  position: relative;
  aspect-ratio: 4/5;
  background: var(--bg-2);
  border: 1px solid var(--rule-dim);
  overflow: hidden;
  background-image:
    repeating-linear-gradient(135deg, transparent 0 14px, rgba(255,255,255,0.015) 14px 15px);
}
.portrait .placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  text-align: center;
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--ink-mute);
  padding: 20px;
}
.portrait .placeholder strong {
  display: block;
  color: var(--ink-dim);
  margin-bottom: 8px;
  font-weight: 500;
}
.portrait .corner {
  position: absolute;
  width: 18px; height: 18px;
  border: 1px solid var(--accent);
}
.portrait .corner.tl { top: 10px; left: 10px; border-right: 0; border-bottom: 0; }
.portrait .corner.tr { top: 10px; right: 10px; border-left: 0; border-bottom: 0; }
.portrait .corner.bl { bottom: 10px; left: 10px; border-right: 0; border-top: 0; }
.portrait .corner.br { bottom: 10px; right: 10px; border-left: 0; border-top: 0; }
.portrait .tag,
.portrait .tag-r {
  position: absolute;
  bottom: 16px;
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--accent);
  text-transform: uppercase;
  z-index: 3;
}
.portrait .tag   { left: 16px; }
.portrait .tag-r { right: 16px; color: var(--ink-dim); }

.portrait.has-img img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center 18%;
  filter: grayscale(0.2) contrast(1.03) brightness(0.95);
  transition: filter .6s ease, transform 1.2s ease;
}
.portrait.has-img:hover img {
  filter: grayscale(0) contrast(1.05) brightness(1);
  transform: scale(1.02);
}
.portrait.has-img::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, transparent 55%, rgba(0,0,0,0.55) 100%),
    radial-gradient(ellipse at 70% 20%, color-mix(in oklch, var(--accent), transparent 88%), transparent 60%);
  pointer-events: none;
  z-index: 2;
}
.portrait-scan {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent 0 3px,
    rgba(255,255,255,0.012) 3px 4px
  );
  pointer-events: none;
  z-index: 2;
  mix-blend-mode: overlay;
}

.about-body p {
  font-family: var(--f-sans);
  font-size: 17px;
  line-height: 1.55;
  color: var(--ink-dim);
  margin-bottom: 20px;
  max-width: 52ch;
}
.about-body p strong {
  color: var(--ink);
  font-weight: 500;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 32px;
}
.tag-chip {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 6px 12px;
  border: 1px solid var(--rule);
  color: var(--ink-dim);
  border-radius: 100px;
  transition: all .2s;
}
.tag-chip:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ============================================================
   Track record — counters
   ============================================================ */

#track {
  background: var(--bg-3);
}
.track-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 60px;
  border-top: 1px solid var(--rule-dim);
  border-left: 1px solid var(--rule-dim);
}
.track-cell {
  border-right: 1px solid var(--rule-dim);
  border-bottom: 1px solid var(--rule-dim);
  padding: 40px 32px 32px;
  min-height: 260px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: background .3s;
}
.track-cell:hover {
  background: color-mix(in oklch, var(--accent), transparent 94%);
}
.track-cell .idx {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--ink-mute);
}
.track-cell .num {
  font-family: var(--f-serif);
  font-size: clamp(56px, 6.4vw, 104px);
  line-height: 0.95;
  letter-spacing: -0.03em;
  color: var(--ink);
  font-feature-settings: "lnum", "tnum";
}
.track-cell .num .unit {
  font-size: 0.5em;
  color: var(--accent);
  vertical-align: super;
  margin-left: 4px;
}
.track-cell .label {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-dim);
  line-height: 1.4;
}
@media (max-width: 900px) {
  .track-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================================
   Experience timeline
   ============================================================ */

.timeline {
  margin-top: 60px;
}
.job {
  display: grid;
  grid-template-columns: 140px 1fr 2fr;
  gap: 40px;
  padding: 40px 0;
  border-top: 1px solid var(--rule-dim);
  position: relative;
  transition: padding .3s;
}
.job:last-child { border-bottom: 1px solid var(--rule-dim); }
.job:hover { padding-left: 12px; }
.job:hover .job-year { color: var(--accent); }

.job-year {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--ink-mute);
  transition: color .2s;
  padding-top: 4px;
}
.job-role {
  font-family: var(--f-serif);
  font-size: clamp(22px, 2vw, 30px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.job-co {
  display: block;
  margin-top: 8px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.job-co .ticker { color: var(--accent); }
.job-body {
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink-dim);
}
.job-body ul {
  list-style: none;
}
.job-body li {
  padding-left: 18px;
  position: relative;
  margin-bottom: 10px;
}
.job-body li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--accent);
}
@media (max-width: 900px) {
  .job { grid-template-columns: 1fr; gap: 16px; }
}

/* ============================================================
   Ventures
   ============================================================ */

.ventures {
  margin-top: 60px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
@media (max-width: 900px) {
  .ventures { grid-template-columns: 1fr; }
}
.venture {
  border: 1px solid var(--rule-dim);
  padding: 32px;
  min-height: 320px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all .3s;
  position: relative;
  overflow: hidden;
  background: var(--bg-2);
}
.venture:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}
.venture::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s;
}
.venture:hover::before { transform: scaleX(1); }
.venture .v-status {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent-dim);
  display: flex;
  align-items: center;
  gap: 8px;
}
.venture .v-status.live { color: var(--accent); }
.venture .v-status::before {
  content: "";
  width: 6px; height: 6px;
  background: currentColor;
  border-radius: 50%;
}
.venture h3 {
  font-family: var(--f-serif);
  font-size: 32px;
  line-height: 1.05;
  font-weight: 400;
  margin-top: 16px;
  letter-spacing: -0.015em;
  color: var(--ink);
}
.venture p {
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-dim);
  margin-top: 12px;
}
.venture .v-tag {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-top: auto;
}

/* ============================================================
   Portfolio — image-hero cards
   ============================================================ */

.portfolio {
  margin-top: 60px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
@media (max-width: 900px) {
  .portfolio { grid-template-columns: 1fr; gap: 20px; }
}

.project {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--rule-dim);
  background: var(--bg-2);
  overflow: hidden;
  position: relative;
  transition: border-color .3s, transform .3s;
  color: inherit;
}
.project:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}
.project::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s;
  z-index: 3;
}
.project:hover::before { transform: scaleX(1); }

.project-hero {
  aspect-ratio: 16/10;
  background-size: cover;
  background-position: center;
  border-bottom: 1px solid var(--rule-dim);
  position: relative;
  filter: saturate(0.92) brightness(0.88);
  transition: filter .5s ease, transform 1s ease;
}
.project:hover .project-hero {
  filter: saturate(1.05) brightness(1);
  transform: scale(1.015);
}
.project-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, transparent 55%, rgba(10,12,18,0.45) 100%),
    radial-gradient(ellipse at 80% 10%, color-mix(in oklch, var(--accent), transparent 88%), transparent 55%);
  pointer-events: none;
}

.project-body {
  padding: 28px 28px 30px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.project .v-status {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent-dim);
  display: flex;
  align-items: center;
  gap: 8px;
}
.project .v-status.live { color: var(--accent); }
.project .v-status::before {
  content: "";
  width: 6px; height: 6px;
  background: currentColor;
  border-radius: 50%;
}
.project h3 {
  font-family: var(--f-serif);
  font-size: clamp(30px, 3.4vw, 44px);
  line-height: 1.02;
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-wrap: balance;
}
.project p {
  font-family: var(--f-sans);
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--ink-dim);
  max-width: 52ch;
}
.project .v-tag {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-top: 8px;
}
a.project::after {
  content: "↗";
  position: absolute;
  top: 18px;
  right: 20px;
  z-index: 3;
  font-family: var(--f-sans);
  font-size: 16px;
  color: var(--ink);
  opacity: 0.6;
  transition: opacity .2s, color .2s, transform .3s;
}
a.project:hover::after {
  opacity: 1;
  color: var(--accent);
  transform: translate(2px, -2px);
}

/* ============================================================
   Writing
   ============================================================ */

.writing-grid {
  margin-top: 60px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-top: 1px solid var(--rule-dim);
}
@media (max-width: 900px) {
  .writing-grid { grid-template-columns: 1fr; }
}
.essay {
  padding: 32px 0;
  border-bottom: 1px solid var(--rule-dim);
  padding-left: 32px;
  padding-right: 32px;
  border-right: 1px solid var(--rule-dim);
  cursor: pointer;
  transition: background .2s;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 14px;
}
.essay:nth-child(2n) { border-right: 0; }
.essay:hover { background: var(--bg-2); }
.essay:hover .essay-title { color: var(--accent); }
.essay-meta {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-mute);
  display: flex;
  justify-content: space-between;
}
.essay-title {
  font-family: var(--f-serif);
  font-size: clamp(26px, 2.5vw, 38px);
  line-height: 1.08;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.015em;
  transition: color .2s;
  text-wrap: balance;
}
.essay-excerpt {
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-mute);
}
.essay-cta {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

/* ============================================================
   Contact
   ============================================================ */

#contact {
  padding: clamp(120px, 22vh, 260px) var(--pad);
  border-top: 1px solid var(--rule-dim);
  text-align: center;
}
#contact .big {
  font-family: var(--f-serif);
  font-size: clamp(56px, 10vw, 180px);
  line-height: 0.92;
  letter-spacing: -0.035em;
  font-weight: 400;
}
#contact .big em {
  font-style: italic;
  color: var(--accent);
}
#contact .mail {
  display: inline-block;
  margin-top: 32px;
  font-family: var(--f-mono);
  font-size: clamp(14px, 1.4vw, 18px);
  letter-spacing: 0.12em;
  color: var(--ink);
  border-bottom: 1px solid var(--accent);
  padding-bottom: 4px;
  transition: color .2s;
}
#contact .mail:hover { color: var(--accent); }

.socials {
  margin-top: 48px;
  display: flex;
  gap: 24px;
  justify-content: center;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.socials a {
  display: flex;
  align-items: center;
  gap: 6px;
  transition: color .2s;
}
.socials a:hover { color: var(--accent); }
.socials a::after {
  content: "↗";
  font-size: 14px;
}

footer {
  padding: 24px var(--pad);
  border-top: 1px solid var(--rule-dim);
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-mute);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

/* ============================================================
   Reveal-on-scroll
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .8s ease-out, transform .8s ease-out;
}
.reveal.in {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   Tweaks panel
   ============================================================ */
.tweaks {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 10000;
  background: var(--bg-2);
  border: 1px solid var(--rule);
  padding: 16px 18px;
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-dim);
  display: none;
  width: 260px;
}
.tweaks.on { display: block; }
.tweaks h4 {
  color: var(--accent);
  font-size: 10px;
  margin-bottom: 14px;
  display: flex;
  justify-content: space-between;
}
.tweaks label {
  display: block;
  margin-bottom: 12px;
}
.tweaks label > span {
  display: block;
  margin-bottom: 6px;
  color: var(--ink-mute);
}
.tweaks select, .tweaks input[type="color"], .tweaks input[type="range"] {
  width: 100%;
  background: var(--bg);
  color: var(--ink);
  border: 1px solid var(--rule);
  padding: 6px 8px;
  font-family: inherit;
  font-size: 10px;
  letter-spacing: inherit;
}
.tweaks input[type="color"] { height: 28px; padding: 2px; }