/* ==========================================================================
   ASHLYN DRAGO — 16MM HAND-PROCESSED FILM PORTFOLIO
   World: Hand-Processed Film Bloom (Pinned Deep Blue Light Leak)
   ========================================================================== */

/* 1. Self-Hosted Typefaces */
@font-face {
  font-family: 'Big Shoulders Display';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('assets/fonts/big-shoulders-display-latin-600-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'Big Shoulders Display';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url('assets/fonts/big-shoulders-display-latin-800-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'Big Shoulders Text';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('assets/fonts/big-shoulders-text-latin-500-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'Reenie Beanie';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('assets/fonts/reenie-beanie-latin-400-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'Hanken Grotesk';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('assets/fonts/hanken-grotesk-latin-400-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'Hanken Grotesk';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url('assets/fonts/hanken-grotesk-latin-400-italic.woff2') format('woff2');
}

@font-face {
  font-family: 'Hanken Grotesk';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('assets/fonts/hanken-grotesk-latin-600-normal.woff2') format('woff2');
}

/* 2. Tokens & Custom Properties */
:root {
  --bg-leader: #0a0b0e;
  --bg-strip: #111318;
  --bg-emulsion: #1a1c21;
  --bg-emulsion-raised: #22252c;
  --border-hairline: #2a2e36;
  --border-strong: #3a404c;

  --text-emulsion: #c9ced6;
  --text-bright: #eef1f6;
  --text-silver: #9299a6;
  --text-edge-code: #6d7482;

  --leak-cobalt: #1e3c8c;
  --leak-electric: #4f74e0;
  --leak-ice: #8fb0ff;
  --leak-glow: rgba(79, 116, 224, 0.36);

  --wax-amber: #e0a84c;
  --sepia-paper: #c8b089;

  --font-display: 'Big Shoulders Display', sans-serif;
  --font-rail: 'Big Shoulders Text', sans-serif;
  --font-wax: 'Reenie Beanie', cursive;
  --font-body: 'Hanken Grotesk', sans-serif;

  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --rail-left-w: 48px;
}

/* 3. Browser Surfaces & Reset */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  background-color: var(--bg-leader);
  color: var(--text-emulsion);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  scroll-behavior: smooth;
  color-scheme: dark;
  caret-color: var(--leak-electric);
  scrollbar-width: thin;
  scrollbar-color: var(--leak-cobalt) var(--bg-leader);
}

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-leader);
  border-left: 1px solid var(--border-hairline);
}

::-webkit-scrollbar-thumb {
  background: var(--leak-cobalt);
  border-radius: 2px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--leak-electric);
}

::selection {
  background-color: var(--leak-cobalt);
  color: var(--text-bright);
}

:focus-visible {
  outline: 2px solid var(--leak-electric);
  outline-offset: 3px;
}

body {
  background-color: var(--bg-leader);
  color: var(--text-emulsion);
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
  /* Subtle darkroom dust & chemical vignette */
  background-image:
    radial-gradient(circle at 60% 25%, rgba(30, 60, 140, 0.14) 0%, transparent 55%),
    radial-gradient(circle at 20% 80%, rgba(30, 60, 140, 0.08) 0%, transparent 50%);
}

img,
video {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 0.24em;
  text-decoration-thickness: 1px;
  text-decoration-color: var(--border-strong);
  transition: color 0.2s var(--ease-out-expo), text-decoration-color 0.2s var(--ease-out-expo);
}

a:hover {
  color: var(--text-bright);
  text-decoration-color: var(--leak-electric);
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

.tabular {
  font-variant-numeric: tabular-nums;
}

/* 4. Top Film Leader Header */
.top-leader {
  position: sticky;
  top: 0;
  z-index: 40;
  height: 58px;
  background-color: rgba(10, 11, 14, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-hairline);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  padding: 0 1.5rem 0 calc(var(--rail-left-w) + 1.25rem);
  gap: 1.5rem;
}

.brand-stamp {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--text-bright);
}

.brand-stamp-icon {
  width: 24px;
  height: 24px;
  color: var(--leak-electric);
  flex-shrink: 0;
}

.brand-stamp-text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  line-height: 1;
}

.brand-stamp-sub {
  font-family: var(--font-rail);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  color: var(--text-silver);
  text-transform: uppercase;
  border-left: 1px solid var(--border-hairline);
  padding-left: 0.65rem;
}

.leader-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.75rem;
  list-style: none;
}

.leader-nav a {
  font-family: var(--font-rail);
  font-weight: 500;
  font-size: 0.82rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-silver);
  text-decoration: underline;
  text-decoration-color: transparent;
  text-underline-offset: 0.35em;
  padding: 0.25rem 0;
  white-space: nowrap;
}

.leader-nav a:hover,
.leader-nav a.is-current {
  color: var(--text-bright);
  text-decoration-color: var(--leak-electric);
}

.leader-counter-cluster {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.live-frame-readout {
  font-family: var(--font-rail);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-emulsion);
  font-variant-numeric: tabular-nums;
  padding: 0.3rem 0.65rem;
  background: var(--bg-emulsion);
  border: 1px solid var(--border-hairline);
}

.live-frame-readout strong {
  color: var(--leak-ice);
  font-weight: 500;
}

/* 5. Left Stamped Edge-Code Rail */
.edge-code-rail {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--rail-left-w);
  z-index: 45;
  background-color: var(--bg-leader);
  border-right: 1px solid var(--border-hairline);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 0;
  user-select: none;
  pointer-events: none;
}

.edge-code-mark {
  font-family: var(--font-rail);
  font-size: 0.72rem;
  letter-spacing: 0.24em;
  color: var(--wax-amber);
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  text-transform: uppercase;
  white-space: nowrap;
}

.edge-code-stream {
  font-family: var(--font-rail);
  font-size: 0.72rem;
  letter-spacing: 0.26em;
  color: var(--text-silver);
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  text-transform: uppercase;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.edge-code-triangle {
  width: 8px;
  height: 10px;
  color: var(--leak-electric);
}

/* 6. Sprocket Strip Button Component */
.strip-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.85rem 2.25rem;
  font-family: var(--font-rail);
  font-weight: 500;
  font-size: 0.9rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--text-bright);
  background:
    linear-gradient(95deg, #132864 0%, var(--leak-cobalt) 52%, var(--leak-electric) 94%, var(--leak-ice) 100%);
  border: 1px solid var(--leak-electric);
  border-radius: 3px;
  box-shadow: 0 10px 28px -6px rgba(30, 60, 140, 0.65);
  transition: transform 0.2s var(--ease-out-expo), box-shadow 0.2s var(--ease-out-expo), filter 0.2s var(--ease-out-expo);
}

/* Left & right twin sprocket holes inside the button */
.strip-btn::before,
.strip-btn::after {
  content: "";
  position: absolute;
  top: 6px;
  bottom: 6px;
  width: 6px;
  background-image:
    radial-gradient(circle, transparent 0%),
    repeating-linear-gradient(
      to bottom,
      var(--bg-leader) 0px,
      var(--bg-leader) 6px,
      transparent 6px,
      transparent 11px
    );
  opacity: 0.88;
}

.strip-btn::before {
  left: 7px;
}

.strip-btn::after {
  right: 7px;
}

.strip-btn:hover {
  transform: translateY(-1px);
  filter: brightness(1.08);
  box-shadow: 0 14px 34px -4px rgba(79, 116, 224, 0.78);
  color: #ffffff;
}

.strip-btn--secondary {
  background: var(--bg-emulsion);
  border-color: var(--border-strong);
  color: var(--text-emulsion);
  box-shadow: 0 8px 20px -8px rgba(0, 0, 0, 0.7);
}

.strip-btn--secondary:hover {
  border-color: var(--leak-electric);
  color: var(--text-bright);
  box-shadow: 0 10px 26px -6px rgba(30, 60, 140, 0.45);
}

/* 7. Main Layout Shell */
.workprint-shell {
  padding-left: var(--rail-left-w);
}

/* 8. First Viewport + Continuous Vertical 16mm Film Strip Section */
.reel-stage {
  display: grid;
  grid-template-columns: minmax(340px, 500px) minmax(380px, 1fr) 210px;
  gap: 2.5rem;
  max-width: 1520px;
  margin: 0 auto;
  padding: 0 2rem 5rem 2rem;
  align-items: start;
}

/* Left-Center: Physical 16mm Film Strip Column */
.film-strip-column {
  position: relative;
  background-color: var(--bg-strip);
  border-left: 1px solid var(--border-hairline);
  border-right: 1px solid var(--border-hairline);
  padding: 1.5rem 2.65rem;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.85);
}

/* Continuous Sprocket Perforations along both edges of the film strip */
.film-strip-column::before,
.film-strip-column::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 14px;
  background-image: repeating-linear-gradient(
    to bottom,
    transparent 0px,
    transparent 14px,
    #050608 14px,
    #050608 32px,
    transparent 32px,
    transparent 46px
  );
  pointer-events: none;
  z-index: 3;
}

.film-strip-column::before {
  left: 10px;
  border-right: 1px solid rgba(255, 255, 255, 0.04);
}

.film-strip-column::after {
  right: 10px;
  border-left: 1px solid rgba(255, 255, 255, 0.04);
}

/* Individual Exposed 16mm Frame on the Strip */
.film-frame {
  position: relative;
  background-color: var(--bg-emulsion);
  border: 1px solid var(--border-hairline);
  border-radius: 3px;
  margin-bottom: 1.5rem;
  overflow: hidden;
  transition:
    border-color 0.45s var(--ease-out-expo),
    box-shadow 0.45s var(--ease-out-expo),
    filter 0.55s var(--ease-out-expo);
  cursor: pointer;
}

.film-frame:last-child {
  margin-bottom: 0;
}

/* Pinned Deep Blue Light-Leak Bloom on the Active Frame */
.film-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(
      270deg,
      rgba(143, 176, 255, 0.62) 0%,
      rgba(79, 116, 224, 0.42) 10%,
      rgba(30, 60, 140, 0.18) 28%,
      transparent 58%
    );
  opacity: 0;
  mix-blend-mode: screen;
  transition: opacity 0.45s var(--ease-out-expo);
  z-index: 2;
}

.film-frame.is-active {
  border-color: var(--leak-electric);
  box-shadow:
    0 18px 44px -8px rgba(10, 11, 14, 0.92),
    12px 0 36px -6px rgba(79, 116, 224, 0.5);
}

.film-frame.is-active::after {
  opacity: 1;
}

.film-frame:not(.is-active) .frame-window img {
  filter: saturate(0.82) contrast(0.96) brightness(0.86);
}

.film-frame.is-active .frame-window img {
  filter: saturate(1.04) contrast(1.03) brightness(1);
}

/* Top & Bottom Sub-bar inside each frame */
.frame-rebate-top,
.frame-rebate-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.45rem 0.75rem;
  background-color: rgba(10, 11, 14, 0.86);
  border-bottom: 1px solid var(--border-hairline);
  font-family: var(--font-rail);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-silver);
}

.frame-rebate-bottom {
  border-bottom: none;
  border-top: 1px solid var(--border-hairline);
  padding: 0.6rem 0.85rem;
}

.frame-wax-num {
  font-family: var(--font-wax);
  font-size: 1.55rem;
  line-height: 0.85;
  color: var(--wax-amber);
  letter-spacing: 0.02em;
}

.film-frame.is-active .frame-wax-num {
  color: var(--leak-ice);
}

.frame-edge-stock {
  font-variant-numeric: tabular-nums;
  color: var(--text-silver);
}

.frame-window {
  position: relative;
  overflow: hidden;
  background-color: #08090c;
  aspect-ratio: 4 / 3;
}

.film-frame--portrait .frame-window {
  aspect-ratio: 4 / 4.65;
}

.frame-window img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out-expo), filter 0.5s var(--ease-out-expo);
}

.film-frame:hover .frame-window img {
  transform: scale(1.02);
}

.frame-caption-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-bright);
}

.frame-caption-medium {
  font-family: var(--font-rail);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-silver);
}

/* Right Column: Sticky Editorial Slate & Active Frame Notes */
.editorial-slate-column {
  position: sticky;
  top: 76px;
  padding-top: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.85rem;
}

.hero-display-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(3.4rem, 6vw, 5.75rem);
  line-height: 0.9;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--text-bright);
  text-wrap: balance;
}

.hero-intro-lead {
  font-family: var(--font-body);
  font-size: clamp(1.05rem, 1.35vw, 1.22rem);
  line-height: 1.55;
  color: var(--text-emulsion);
  max-width: 58ch;
  margin-top: 0.9rem;
}

.hero-intro-lead strong {
  color: var(--text-bright);
  font-weight: 600;
}

.slate-inline-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.35rem;
  padding: 0.85rem 0;
  border-top: 1px solid var(--border-hairline);
  border-bottom: 1px solid var(--border-hairline);
}

.slate-inline-nav a {
  font-family: var(--font-rail);
  font-weight: 500;
  font-size: 0.86rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-emulsion);
  text-decoration: underline;
  text-decoration-color: var(--leak-electric);
  text-underline-offset: 0.32em;
}

.slate-inline-nav a:hover {
  color: var(--leak-ice);
}

.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
}

/* Live Active-Frame Inspector Box on the Right Slate */
.active-frame-dossier {
  background-color: var(--bg-emulsion);
  border: 1px solid var(--border-hairline);
  padding: 1.25rem 1.4rem;
  box-shadow: 0 16px 36px -10px rgba(0, 0, 0, 0.75);
  position: relative;
}

.dossier-header-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid var(--border-hairline);
  margin-bottom: 0.85rem;
}

.dossier-frame-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.55rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-bright);
}

.dossier-wax-badge {
  font-family: var(--font-wax);
  font-size: 1.75rem;
  line-height: 1;
  color: var(--wax-amber);
}

.dossier-meta-line {
  font-family: var(--font-rail);
  font-size: 0.76rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--leak-ice);
  margin-bottom: 0.55rem;
}

.dossier-story {
  font-size: 0.96rem;
  line-height: 1.55;
  color: var(--text-emulsion);
  max-width: 65ch;
}

.dossier-wax-margin {
  margin-top: 0.85rem;
  padding-top: 0.65rem;
  border-top: 1px dashed var(--border-hairline);
  font-family: var(--font-wax);
  font-size: 1.4rem;
  line-height: 1.15;
  color: var(--sepia-paper);
}

.dossier-loupe-trigger {
  margin-top: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-rail);
  font-size: 0.76rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--leak-ice);
  border-bottom: 1px solid var(--leak-electric);
  padding-bottom: 0.15rem;
}

.dossier-loupe-trigger:hover {
  color: var(--text-bright);
}

/* Far-Right Telemetry Dock (Matches Hand-Processed Film Bloom Reference) */
.telemetry-dock {
  position: sticky;
  top: 76px;
  padding-top: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.dock-module {
  background-color: rgba(26, 28, 33, 0.72);
  border: 1px solid var(--border-hairline);
  padding: 0.75rem 0.85rem;
  font-family: var(--font-rail);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-silver);
}

.dock-module-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.dock-module-value {
  color: var(--text-bright);
  font-variant-numeric: tabular-nums;
  margin-top: 0.3rem;
}

.dock-module-accent {
  color: var(--leak-ice);
}

.dock-stepper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.45rem;
  margin-top: 0.55rem;
}

.dock-step-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 30px;
  border: 1px solid var(--border-strong);
  background: var(--bg-leader);
  color: var(--text-emulsion);
  transition: border-color 0.2s var(--ease-out-expo), color 0.2s var(--ease-out-expo);
}

.dock-step-btn:hover {
  border-color: var(--leak-electric);
  color: var(--leak-ice);
}

.dock-note-hand {
  font-family: var(--font-wax);
  font-size: 1.28rem;
  line-height: 1.1;
  color: var(--wax-amber);
  text-transform: none;
  letter-spacing: 0.02em;
  margin-top: 0.35rem;
}

/* 9. Section Divider Bands & Headings (Strict Craft Floor: NO Eyebrow/Kicker above headings) */
.reel-section {
  max-width: 1520px;
  margin: 0 auto;
  padding: 5.5rem 2rem 4rem 2rem;
  border-top: 1px solid var(--border-hairline);
}

.section-header-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 2.25rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-hairline);
}

.section-heading {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.4rem, 4.2vw, 3.8rem);
  line-height: 0.95;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--text-bright);
  text-wrap: balance;
}

.section-subcopy {
  font-size: 1.02rem;
  line-height: 1.55;
  color: var(--text-silver);
  max-width: 66ch;
  margin-top: 0.65rem;
}

.section-wax-stamp {
  font-family: var(--font-wax);
  font-size: 1.75rem;
  color: var(--wax-amber);
  white-space: nowrap;
}

/* 10. Interactive Filterable Contact Sheet (Archive Strips) */
.contact-filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 2rem;
}

.filter-tab {
  font-family: var(--font-rail);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 0.55rem 1rem;
  background-color: var(--bg-emulsion);
  border: 1px solid var(--border-hairline);
  color: var(--text-silver);
  transition: all 0.2s var(--ease-out-expo);
}

.filter-tab:hover {
  color: var(--text-bright);
  border-color: var(--border-strong);
}

.filter-tab.is-selected {
  background: linear-gradient(95deg, #132864 0%, var(--leak-cobalt) 75%, var(--leak-electric) 100%);
  border-color: var(--leak-electric);
  color: var(--text-bright);
  box-shadow: 0 6px 20px -4px rgba(30, 60, 140, 0.55);
}

.filter-count {
  font-variant-numeric: tabular-nums;
  color: var(--wax-amber);
  margin-left: 0.35rem;
}

.filter-tab.is-selected .filter-count {
  color: var(--text-bright);
}

/* Contact Sheet Proof Strip Container */
.contact-proof-sheet {
  background-color: var(--bg-strip);
  border: 1px solid var(--border-hairline);
  padding: 2.1rem 1.25rem;
  position: relative;
  box-shadow: 0 24px 52px rgba(0, 0, 0, 0.82);
}

/* Top & bottom horizontal sprocket tracks on the proof sheet */
.contact-proof-sheet::before,
.contact-proof-sheet::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 12px;
  background-image: repeating-linear-gradient(
    to right,
    transparent 0px,
    transparent 12px,
    #050608 12px,
    #050608 26px,
    transparent 26px,
    transparent 38px
  );
  pointer-events: none;
}

.contact-proof-sheet::before {
  top: 7px;
}

.contact-proof-sheet::after {
  bottom: 7px;
}

.contact-strip-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(255px, 1fr));
  gap: 1px;
  background-color: var(--border-hairline);
  border: 1px solid var(--border-hairline);
}

.proof-cell {
  background-color: var(--bg-leader);
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.55rem;
  cursor: pointer;
  position: relative;
  transition: background-color 0.25s var(--ease-out-expo);
}

.proof-cell[hidden] {
  display: none;
}

.proof-cell:hover {
  background-color: var(--bg-emulsion);
}

/* Grease pencil circle mark on hover */
.proof-cell::before {
  content: "";
  position: absolute;
  inset: 4px;
  border: 1px solid transparent;
  pointer-events: none;
  transition: border-color 0.25s var(--ease-out-expo), box-shadow 0.25s var(--ease-out-expo);
}

.proof-cell:hover::before {
  border-color: var(--leak-electric);
  box-shadow: inset -18px 0 28px -12px rgba(79, 116, 224, 0.35);
}

.proof-cell-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-rail);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-silver);
}

.proof-cell-num {
  font-family: var(--font-wax);
  font-size: 1.35rem;
  line-height: 0.9;
  color: var(--wax-amber);
}

.proof-thumb-wrap {
  aspect-ratio: 4 / 3;
  background-color: #060709;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.proof-thumb-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s var(--ease-out-expo), filter 0.35s var(--ease-out-expo);
}

.proof-cell:hover .proof-thumb-wrap img {
  transform: scale(1.03);
}

.proof-cell-foot {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
  padding-top: 0.2rem;
}

.proof-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.98rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-bright);
}

.proof-tag {
  font-family: var(--font-rail);
  font-size: 0.66rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--leak-ice);
  flex-shrink: 0;
}

/* 11. Animation Screening Room (16mm Projector Gate) */
.screening-layout {
  display: grid;
  grid-template-columns: 1.35fr 0.85fr;
  gap: 2rem;
  align-items: start;
}

.projector-gate-box {
  background-color: var(--bg-strip);
  border: 1px solid var(--border-strong);
  padding: 1.1rem 2.2rem;
  position: relative;
  box-shadow:
    0 24px 56px rgba(0, 0, 0, 0.9),
    10px 0 38px -8px rgba(79, 116, 224, 0.35);
}

.projector-gate-box::before,
.projector-gate-box::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 12px;
  background-image: repeating-linear-gradient(
    to bottom,
    transparent 0px,
    transparent 12px,
    #050608 12px,
    #050608 26px,
    transparent 26px,
    transparent 38px
  );
}

.projector-gate-box::before {
  left: 8px;
}

.projector-gate-box::after {
  right: 8px;
}

.projector-video-wrap {
  background-color: #000000;
  border: 1px solid var(--leak-electric);
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.projector-video-wrap video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #000;
}

.projector-gate-caption {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 0.85rem;
  margin-top: 0.85rem;
  border-top: 1px solid var(--border-hairline);
}

.animation-side-reel {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.rigging-strip-panel {
  background-color: var(--bg-emulsion);
  border: 1px solid var(--border-hairline);
  padding: 1.25rem;
}

.rigging-panel-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.4rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-bright);
  margin-bottom: 0.5rem;
}

.rigging-steps-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
  margin-top: 0.9rem;
}

.rigging-step-thumb {
  background-color: var(--bg-leader);
  border: 1px solid var(--border-hairline);
  padding: 0.35rem;
  cursor: pointer;
  transition: border-color 0.2s var(--ease-out-expo);
}

.rigging-step-thumb:hover {
  border-color: var(--leak-electric);
}

.rigging-step-thumb img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
  width: 100%;
}

.rigging-step-label {
  display: block;
  font-family: var(--font-rail);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-silver);
  margin-top: 0.3rem;
}

/* 12. Acting & Stage Section ("Unexposed Frame Waiting" + Real Stage & Voice Work) */
.acting-split {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 2.25rem;
  align-items: stretch;
}

.unexposed-frame-gate {
  background-color: var(--bg-strip);
  border: 1px dashed var(--leak-electric);
  padding: 2rem 2.6rem;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 380px;
  background-image:
    linear-gradient(125deg, rgba(30, 60, 140, 0.22) 0%, rgba(10, 11, 14, 0.92) 55%, rgba(79, 116, 224, 0.18) 100%);
  box-shadow: inset 0 0 48px rgba(30, 60, 140, 0.24);
}

.unexposed-frame-gate::before,
.unexposed-frame-gate::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 12px;
  background-image: repeating-linear-gradient(
    to bottom,
    transparent 0px,
    transparent 12px,
    #050608 12px,
    #050608 26px,
    transparent 26px,
    transparent 38px
  );
}

.unexposed-frame-gate::before {
  left: 8px;
}

.unexposed-frame-gate::after {
  right: 8px;
}

.unexposed-center-mark {
  my: auto;
  padding: 1.5rem 0;
}

.unexposed-heading {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.85rem, 3vw, 2.65rem);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-bright);
  line-height: 1;
}

.unexposed-wax-note {
  font-family: var(--font-wax);
  font-size: 1.75rem;
  color: var(--wax-amber);
  margin-top: 0.65rem;
  line-height: 1.15;
}

.unexposed-copy {
  font-size: 0.98rem;
  color: var(--text-emulsion);
  margin-top: 0.85rem;
  max-width: 54ch;
}

.stage-ledger {
  background-color: var(--bg-emulsion);
  border: 1px solid var(--border-hairline);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.5rem;
}

.ledger-table {
  width: 100%;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
}

.ledger-table th,
.ledger-table td {
  text-align: left;
  padding: 0.85rem 0.65rem;
  border-bottom: 1px solid var(--border-hairline);
  vertical-align: top;
}

.ledger-table th {
  font-family: var(--font-rail);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-silver);
  font-weight: 500;
}

.ledger-role {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-bright);
}

.silent-sky-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.65rem;
}

.silent-sky-thumb {
  background-color: var(--bg-leader);
  border: 1px solid var(--border-hairline);
  padding: 0.4rem;
  cursor: pointer;
  transition: border-color 0.2s var(--ease-out-expo);
}

.silent-sky-thumb:hover {
  border-color: var(--leak-electric);
}

.silent-sky-thumb img {
  aspect-ratio: 16 / 10;
  width: 100%;
  object-fit: cover;
}

/* 13. About & Exhibitions Ledger */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2.5rem;
  align-items: start;
}

.about-statement-box {
  background-color: var(--bg-emulsion);
  border: 1px solid var(--border-hairline);
  padding: 2rem;
}

.about-statement-box p {
  font-size: 1.05rem;
  line-height: 1.68;
  color: var(--text-emulsion);
  max-width: 68ch;
}

.about-statement-box p + p {
  margin-top: 1.1rem;
}

.about-hand-signature {
  font-family: var(--font-wax);
  font-size: 2.3rem;
  color: var(--wax-amber);
  margin-top: 1.25rem;
  line-height: 1;
}

.credentials-manifest {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.manifest-block {
  background-color: var(--bg-strip);
  border: 1px solid var(--border-hairline);
  padding: 1.35rem 1.5rem;
}

.manifest-block-heading {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-bright);
  padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--border-hairline);
  margin-bottom: 0.85rem;
}

.manifest-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.manifest-list li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.94rem;
  color: var(--text-emulsion);
  border-bottom: 1px dashed rgba(255, 255, 255, 0.06);
  padding-bottom: 0.45rem;
}

.manifest-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.manifest-year {
  font-family: var(--font-rail);
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  color: var(--leak-ice);
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
}

/* 14. Stage Door (Contact Tail Leader) */
.stage-door-footer {
  max-width: 1520px;
  margin: 0 auto;
  padding: 5rem 2rem 6rem 2rem;
  border-top: 1px solid var(--border-hairline);
}

.stage-door-gate {
  background-color: var(--bg-strip);
  border: 1px solid var(--leak-electric);
  padding: 3rem 2.75rem;
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  background-image:
    linear-gradient(265deg, rgba(79, 116, 224, 0.28) 0%, rgba(30, 60, 140, 0.14) 35%, transparent 70%);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.85);
}

.stage-door-heading {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.5rem, 4.8vw, 4.25rem);
  line-height: 0.94;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--text-bright);
}

.stage-door-sub {
  font-size: 1.05rem;
  color: var(--text-emulsion);
  margin-top: 0.65rem;
  max-width: 56ch;
}

.stage-door-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.75rem;
}

.tail-leader-colophon {
  margin-top: 2.25rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-family: var(--font-rail);
  font-size: 0.74rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-silver);
}

/* 15. Projector Gate Lightbox Modal */
.projector-lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  background-color: rgba(6, 7, 10, 0.94);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s var(--ease-out-expo);
}

.projector-lightbox.is-open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-gate-frame {
  width: 100%;
  max-width: 1160px;
  max-height: 92vh;
  background-color: var(--bg-strip);
  border: 1px solid var(--leak-electric);
  box-shadow:
    0 30px 80px rgba(0, 0, 0, 0.95),
    0 0 48px rgba(79, 116, 224, 0.35);
  display: grid;
  grid-template-columns: 1.45fr 1fr;
  overflow: hidden;
  position: relative;
}

.lightbox-stage-media {
  background-color: #050608;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  max-height: 86vh;
  border-right: 1px solid var(--border-hairline);
}

.lightbox-stage-media img {
  max-width: 100%;
  max-height: 78vh;
  object-fit: contain;
}

.lightbox-slate-panel {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.5rem;
  overflow-y: auto;
}

.lightbox-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--border-hairline);
}

.lightbox-close-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-rail);
  font-size: 0.76rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-silver);
  padding: 0.35rem 0.65rem;
  border: 1px solid var(--border-strong);
}

.lightbox-close-btn:hover {
  color: var(--text-bright);
  border-color: var(--leak-electric);
}

.lightbox-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 2rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-bright);
  line-height: 1.05;
}

.lightbox-medium {
  font-family: var(--font-rail);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--leak-ice);
  margin-top: 0.45rem;
}

.lightbox-description {
  font-size: 0.98rem;
  line-height: 1.62;
  color: var(--text-emulsion);
  margin-top: 1rem;
}

.lightbox-wax-note {
  font-family: var(--font-wax);
  font-size: 1.55rem;
  line-height: 1.18;
  color: var(--wax-amber);
  margin-top: 1rem;
  padding-top: 0.85rem;
  border-top: 1px dashed var(--border-hairline);
}

.lightbox-sprocket-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-hairline);
}

/* 16. Motion: Chemical Develop-In & Reduced Motion Respect */
@media (prefers-reduced-motion: no-preference) {
  .film-frame {
    transition:
      border-color 0.45s var(--ease-out-expo),
      box-shadow 0.45s var(--ease-out-expo),
      transform 0.55s var(--ease-out-expo);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* 17. Responsive Breakpoints (Tablet & Mobile First-Viewport Priority) */
@media (max-width: 1200px) {
  .reel-stage {
    grid-template-columns: minmax(320px, 460px) 1fr;
  }
  .telemetry-dock {
    display: none;
  }
}

@media (max-width: 880px) {
  :root {
    --rail-left-w: 0px;
  }

  .edge-code-rail {
    display: none;
  }

  .top-leader {
    padding: 0 1rem;
    grid-template-columns: 1fr auto;
  }

  .top-leader nav,
  .leader-nav {
    display: none;
  }

  .reel-stage {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 1rem 1rem 3.5rem 1rem;
  }

  /* On mobile: Identity header sits cleanly above the full-width 16mm strip */
  .editorial-slate-column {
    position: static;
    order: -1;
    padding-top: 0.5rem;
    gap: 1.15rem;
  }

  .film-strip-column {
    padding: 1.1rem 2.1rem;
  }

  .screening-layout,
  .acting-split,
  .about-grid,
  .lightbox-gate-frame {
    grid-template-columns: 1fr;
  }

  .lightbox-stage-media {
    max-height: 46vh;
    border-right: none;
    border-bottom: 1px solid var(--border-hairline);
  }

  .reel-section,
  .stage-door-footer {
    padding: 3.5rem 1rem;
  }
}

/* Mobile fit: grid children may shrink below their content, so nothing pushes the page wider than the viewport */
@media (max-width: 880px) {
  .screening-layout,
  .acting-split,
  .about-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .screening-layout > *,
  .acting-split > *,
  .about-grid > * {
    min-width: 0;
  }
}

@media (max-width: 520px) {
  .unexposed-frame-gate {
    padding: 1.25rem;
  }
  .stage-ledger {
    padding: 1rem;
  }
  /* Ledger rows stack as cards: whole words, no mid-word breaks */
  .ledger-table,
  .ledger-table tbody,
  .ledger-table tr,
  .ledger-table td {
    display: block;
  }
  .ledger-table thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
  }
  .ledger-table tr {
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--border-hairline);
  }
  .ledger-table td {
    padding: 0.2rem 0;
    border-bottom: none;
  }
  .ledger-table td:nth-child(n+2)::before {
    display: block;
    font-family: var(--font-rail);
    font-size: 0.68rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-silver);
  }
  .ledger-table td:nth-child(2)::before { content: "Production / Organisation"; }
  .ledger-table td:nth-child(3)::before { content: "Discipline"; }
  .ledger-table td:nth-child(n+2) { margin-top: 0.4rem; }

  /* Header holds its buttons inside the 58px bar */
  .live-frame-readout {
    display: none;
  }
  .top-leader {
    gap: 0.75rem;
  }
  .brand-stamp-sub {
    display: none;
  }
}

/* Anchor jumps land below the sticky header instead of under it */
.reel-stage,
.reel-section,
.stage-door-footer {
  scroll-margin-top: 4.5rem;
}

@media (max-width: 880px) {
  .reel-stage,
  .reel-section,
  .stage-door-footer {
    scroll-margin-top: 7.25rem;
  }
}

@media (max-width: 880px) {
  .reel-stage {
    scroll-margin-top: 9rem;
  }
}

/* Narrow desktop: the frame readout yields so nav + button fit the 58px bar */
@media (max-width: 1280px) {
  .live-frame-readout {
    display: none;
  }
  .top-leader {
    gap: 1rem;
  }
  .leader-nav {
    gap: 1.1rem;
  }
  .leader-nav a {
    letter-spacing: 0.12em;
  }
  .leader-counter-cluster .strip-btn {
    white-space: nowrap;
  }
}

@media (max-width: 1000px) {
  .brand-stamp-sub {
    display: none;
  }
  .leader-nav {
    gap: 0.8rem;
  }
  .leader-nav a {
    font-size: 0.74rem;
    letter-spacing: 0.08em;
  }
}