/* =====================================================================
   KUPELEKANATU — Field Log
   Stylesheet handles layout, typography, spacing, static color, and
   short control state transitions only. All visual craft motion lives
   in JS (Canvas / GSAP). No CSS keyframes for spectacle on this surface.
   ===================================================================== */

:root {
  /* paper + ink palette */
  --paper:        #EDE4CC;
  --paper-deep:   #E5DAB9;
  --paper-light:  #F4ECD3;
  --ink:          #0E0C08;
  --ink-soft:     #2A241B;
  --ink-faded:    #5B5346;
  --ink-mute:     #847A65;
  --rule:         rgba(14, 12, 8, 0.18);
  --rule-strong:  rgba(14, 12, 8, 0.42);

  /* stamp inks */
  --stamp-red:    #B5371F;
  --stamp-olive:  #5B5A2C;
  --stamp-blue:   #2D4B6B;
  --stamp-ochre:  #A8843E;

  /* typography */
  --display: "Space Grotesk", "Helvetica Neue", Arial, sans-serif;
  --mono:    "JetBrains Mono", "SFMono-Regular", ui-monospace, Menlo, monospace;
  --body:    "Inter", "Helvetica Neue", system-ui, sans-serif;

  /* rhythm */
  --rule-gap:  44px;
  --col-pad:   clamp(20px, 4vw, 64px);
  --frame:     clamp(14px, 2.4vw, 28px);
}

* { box-sizing: border-box; }

html {
  background: var(--paper);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  text-rendering: geometricPrecision;
  font-feature-settings: "ss01", "ss02", "tnum";
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.55;
  background:
    /* hairline grid */
    repeating-linear-gradient(0deg,  transparent 0 31px, rgba(14,12,8,0.045) 31px 32px),
    repeating-linear-gradient(90deg, transparent 0 31px, rgba(14,12,8,0.045) 31px 32px),
    /* paper grain */
    url("/assets/paper/grain.svg"),
    /* warm vignette */
    radial-gradient(120% 90% at 50% 0%,  rgba(255, 240, 200, 0.5) 0%, transparent 40%),
    radial-gradient(120% 90% at 50% 100%, rgba(70, 50, 20, 0.18) 0%, transparent 60%),
    var(--paper);
  background-blend-mode: multiply, multiply, normal, screen, multiply, normal;
}

::selection { background: var(--ink); color: var(--paper-light); }

a { color: inherit; text-decoration: none; }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ---------------------------------------------------------------------
   PAGE FRAME — registration crosses + edge furniture
   --------------------------------------------------------------------- */
.frame {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  padding: var(--frame);
}

.frame::before,
.frame::after,
.frame .corner {
  content: "";
  position: absolute;
  width: 28px;
  height: 28px;
  background: url("/assets/sigils/registration-mark.svg") center/contain no-repeat;
  color: var(--ink-faded);
  opacity: 0.55;
}
.frame::before { top: var(--frame);    left: var(--frame); }
.frame::after  { top: var(--frame);    right: var(--frame); }
.frame .corner-bl { left: var(--frame);  bottom: var(--frame); top: auto; }
.frame .corner-br { right: var(--frame); bottom: var(--frame); top: auto; }
.frame .corner    { display: block; }
.frame .corner-bl,
.frame .corner-br {
  position: absolute;
  width: 28px; height: 28px;
  background: url("/assets/sigils/registration-mark.svg") center/contain no-repeat;
  opacity: 0.55;
}

.frame .edge {
  position: absolute;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faded);
}
.frame .edge-top    { top: calc(var(--frame) + 6px); left: 50%;  transform: translateX(-50%); }
.frame .edge-bottom { bottom: calc(var(--frame) + 6px); left: 50%; transform: translateX(-50%); }
.frame .edge-left   { left: calc(var(--frame) + 4px);  top: 50%; transform: rotate(-90deg) translateX(50%); transform-origin: left center; }
.frame .edge-right  { right: calc(var(--frame) + 4px); top: 50%; transform: rotate(90deg) translateX(-50%);  transform-origin: right center; }

/* ---------------------------------------------------------------------
   MASTHEAD / CLASSIFICATION STRIP
   --------------------------------------------------------------------- */
.masthead {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  padding: 36px var(--col-pad) 8px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faded);
}
.masthead .ms-left  { justify-self: start; display: flex; gap: 18px; flex-wrap: wrap; }
.masthead .ms-center { justify-self: center; display: inline-flex; align-items: center; gap: 10px; color: var(--ink); }
.masthead .ms-center .pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--stamp-red); box-shadow: 0 0 0 3px rgba(181,55,31,0.18); }
.masthead .ms-right { justify-self: end; display: flex; gap: 18px; flex-wrap: wrap; }
.masthead a:hover { color: var(--ink); }

.masthead-rule {
  position: relative;
  z-index: 2;
  height: 1px;
  margin: 0 var(--col-pad);
  background: linear-gradient(90deg, transparent, var(--rule-strong) 8%, var(--rule-strong) 92%, transparent);
}

/* ---------------------------------------------------------------------
   HERO / TITLE BLOCK
   --------------------------------------------------------------------- */
.hero {
  position: relative;
  z-index: 2;
  padding: clamp(28px, 5vw, 68px) var(--col-pad) clamp(28px, 4vw, 56px);
  display: grid;
  gap: clamp(14px, 2vw, 24px);
}

.hero-rail {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 22px;
  align-items: center;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faded);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--rule);
}
.hero-rail .rail-center {
  justify-self: center;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.hero-rail .rail-right {
  justify-self: end;
  text-align: right;
}

.hero-supra {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-faded);
}
.hero-supra .barcode {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  height: 18px;
}
.hero-supra .barcode i {
  display: inline-block;
  width: 2px;
  background: var(--ink);
  height: 100%;
  opacity: 0.7;
}

.hero-title {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(3.4rem, 13.2vw, 13.5rem);
  line-height: 0.86;
  letter-spacing: -0.05em;
  color: var(--ink);
  margin: 0;
  text-wrap: balance;
  font-feature-settings: "ss01", "ss02";
  display: block;
  white-space: nowrap;
  max-width: 100%;
}
@media (max-width: 720px) { .hero-title { white-space: normal; } }
.hero-title em {
  font-style: normal;
  -webkit-text-stroke: 1.25px var(--ink);
  color: transparent;
  letter-spacing: -0.04em;
}

.hero-tag {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  align-items: end;
  padding-top: 10px;
  border-top: 1px solid var(--rule-strong);
}
.hero-tag h2 {
  margin: 0;
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(1.05rem, 1.8vw, 1.45rem);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--ink-soft);
  max-width: 36ch;
}
.hero-tag .colophon {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faded);
  text-align: right;
  display: grid;
  gap: 4px;
}

/* ---------------------------------------------------------------------
   ORBITAL TELEMETRY
   --------------------------------------------------------------------- */
.orbital {
  position: relative;
  z-index: 2;
  padding: 0 var(--col-pad) clamp(40px, 6vw, 88px);
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.orbital-frame {
  position: relative;
  border: 1px solid var(--rule-strong);
  background:
    repeating-linear-gradient(0deg, transparent 0 23px, rgba(14,12,8,0.05) 23px 24px),
    repeating-linear-gradient(90deg, transparent 0 23px, rgba(14,12,8,0.05) 23px 24px),
    var(--paper-light);
  border-radius: 0;
  aspect-ratio: 16 / 11;
  overflow: hidden;
}

.orbital-frame canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}

.orbital-corner {
  position: absolute;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faded);
  padding: 10px 14px;
  pointer-events: none;
}
.orbital-tl { top: 0; left: 0; }
.orbital-tr { top: 0; right: 0; text-align: right; }
.orbital-bl { bottom: 0; left: 0; }
.orbital-br { bottom: 0; right: 0; text-align: right; }

.orbital-hud {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.orbital-readout {
  position: absolute;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 8px 14px;
  background: var(--paper);
  border: 1px solid var(--rule-strong);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
  white-space: nowrap;
  opacity: 0;
  transition: opacity 220ms ease;
}
.orbital-readout.visible { opacity: 1; }
.orbital-readout .swatch {
  width: 10px;
  height: 10px;
  display: inline-block;
}

.legend {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  padding: 14px 0 0;
}
.legend-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: baseline;
  border-top: 1px solid var(--rule);
  padding-top: 10px;
}
.legend-glyph {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 14px;
  color: var(--ink);
}
.legend-text {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faded);
  line-height: 1.4;
}
.legend-text strong { display: block; color: var(--ink); font-weight: 500; }

/* ---------------------------------------------------------------------
   LIVE ARTIFACT INSERT
   --------------------------------------------------------------------- */
.artifact {
  position: relative;
  z-index: 2;
  padding: 8px var(--col-pad) clamp(40px, 6vw, 88px);
}

.artifact-card {
  border: 1px solid var(--rule-strong);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.12), rgba(255,255,255,0)),
    repeating-linear-gradient(0deg, transparent 0 23px, rgba(14,12,8,0.04) 23px 24px),
    var(--paper-light);
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 1.05fr);
  gap: 24px;
  padding: 18px;
  align-items: start;
}

.artifact-copy {
  display: grid;
  gap: 16px;
}

.artifact-kicker {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faded);
}

.artifact-copy h4 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(1.7rem, 3.6vw, 3rem);
  line-height: 0.98;
  letter-spacing: -0.03em;
  color: var(--ink);
  max-width: 16ch;
}

.artifact-copy p,
.artifact-note {
  margin: 0;
  max-width: 58ch;
  color: var(--ink-soft);
}

.artifact-note {
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.7;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faded);
}

.artifact-data {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 18px;
}

.artifact-data div {
  border-top: 1px solid var(--rule);
  padding-top: 10px;
}

.artifact-data dt {
  margin: 0 0 6px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faded);
}

.artifact-data dd {
  margin: 0;
  font-family: var(--display);
  font-size: 1.08rem;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.artifact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.artifact-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 14px;
  border: 1px solid var(--rule-strong);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink);
  background: rgba(255,255,255,0.18);
  transition: background 180ms ease, color 180ms ease, transform 180ms ease;
}

.artifact-link.primary {
  background: var(--ink);
  color: var(--paper-light);
}

.artifact-link:hover {
  background: var(--paper);
  transform: translateY(-1px);
}

.artifact-link.primary:hover {
  background: var(--ink-soft);
  color: var(--paper-light);
}

.artifact-preview {
  display: grid;
  gap: 10px;
}

.artifact-preview-meta,
.artifact-preview-foot {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faded);
}

.artifact-preview-foot {
  border-top: 1px solid var(--rule);
  padding-top: 10px;
}

.artifact-preview-foot a {
  color: var(--ink);
}

.artifact-viewport {
  position: relative;
  min-height: 420px;
  border: 1px solid var(--rule-strong);
  background: var(--ink);
  overflow: hidden;
}

.artifact-viewport::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.08), transparent 20%),
    repeating-linear-gradient(0deg, transparent 0 3px, rgba(255,255,255,0.03) 3px 4px);
  pointer-events: none;
  z-index: 1;
}

.artifact-viewport iframe,
.artifact-viewport img {
  width: 100%;
  height: 100%;
  min-height: 420px;
  border: 0;
  display: block;
}

.artifact-viewport iframe {
  pointer-events: none;
}

.artifact-viewport img { object-fit: cover; }

/* ---------------------------------------------------------------------
   SIGNAL BOARD
   --------------------------------------------------------------------- */
.signals {
  position: relative;
  z-index: 2;
  padding: 8px var(--col-pad) clamp(40px, 6vw, 88px);
}

.signals-board {
  border: 1px solid var(--rule-strong);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0)),
    repeating-linear-gradient(0deg, transparent 0 23px, rgba(14,12,8,0.04) 23px 24px),
    var(--paper-light);
  padding: 18px;
  display: grid;
  gap: 18px;
}

.signals-summary {
  display: grid;
  gap: 14px;
}

.signals-kicker {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faded);
}

.signals-summary h4 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  line-height: 0.98;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.signals-summary p,
.signal-queue-head p {
  margin: 0;
  max-width: 66ch;
  color: var(--ink-soft);
}

.signal-stats {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px 18px;
}

.signal-stats div {
  border-top: 1px solid var(--rule);
  padding-top: 10px;
}

.signal-stats dt {
  margin: 0 0 6px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faded);
}

.signal-stats dd {
  margin: 0;
  font-family: var(--display);
  font-size: 1.08rem;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.signals-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.signal-card {
  border: 1px solid var(--rule-strong);
  background: var(--paper);
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(300px, 0.98fr);
  min-height: 320px;
  overflow: hidden;
}

.signal-card-media {
  background: var(--ink);
  min-height: 220px;
}

.signal-card-media img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  filter: contrast(1.02) saturate(0.9);
}

.signal-card-body {
  padding: 18px;
  display: grid;
  gap: 12px;
  align-content: start;
}

.signal-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.signal-tag,
.signal-kind {
  min-height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 10px;
  border: 1px solid var(--rule-strong);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.signal-tag {
  background: var(--ink);
  color: var(--paper-light);
}

.signal-kind {
  color: var(--ink-faded);
  background: rgba(255,255,255,0.16);
}

.signal-card h4 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(1.7rem, 3vw, 2.5rem);
  line-height: 1;
  letter-spacing: -0.025em;
  color: var(--ink);
}

.signal-card p {
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.55;
}

.signal-card-foot {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-end;
  border-top: 1px solid var(--rule);
  padding-top: 12px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faded);
}

.signal-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 8px 12px;
  border: 1px solid var(--rule-strong);
  background: var(--ink);
  color: var(--paper-light);
}

.signal-link:hover {
  background: var(--stamp-red);
  color: var(--paper-light);
}

.signal-link.muted {
  border-color: var(--rule);
  background: rgba(255,255,255,0.18);
  color: var(--ink-faded);
  pointer-events: none;
}

.signal-queue {
  border-top: 1px solid var(--rule-strong);
  padding-top: 18px;
  display: grid;
  gap: 12px;
}

.signal-queue-head {
  display: grid;
  gap: 8px;
}

.signal-queue-head h5 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(1.3rem, 2.2vw, 1.8rem);
  letter-spacing: -0.02em;
  color: var(--ink);
}

.signal-queue ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.signal-queue li {
  border: 1px solid var(--rule);
  padding: 12px 14px;
  display: grid;
  gap: 8px;
  background: rgba(255,255,255,0.14);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
}

.signal-queue li span:last-child {
  color: var(--ink-faded);
}

/* ---------------------------------------------------------------------
   SECTION HEADS — shared
   --------------------------------------------------------------------- */
.sect-head {
  position: relative;
  z-index: 2;
  padding: clamp(28px, 4vw, 56px) var(--col-pad) 18px;
  display: grid;
  grid-template-columns: 78px 1fr auto;
  gap: clamp(16px, 2.4vw, 32px);
  align-items: end;
  border-top: 1px solid var(--rule-strong);
}
.sect-head .sect-num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faded);
}
.sect-head h3 {
  margin: 0;
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(1.7rem, 4vw, 3.2rem);
  letter-spacing: -0.025em;
  line-height: 1;
}
.sect-head .sect-note {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faded);
  text-align: right;
  max-width: 40ch;
  line-height: 1.6;
}

/* ---------------------------------------------------------------------
   PLATES (specimen cards)
   --------------------------------------------------------------------- */
.plates {
  position: relative;
  z-index: 2;
  padding: 8px var(--col-pad) clamp(40px, 6vw, 88px);
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 18px;
}

.plate {
  grid-column: span 6;
  position: relative;
  border: 1px solid var(--rule-strong);
  background:
    repeating-linear-gradient(0deg, transparent 0 23px, rgba(14,12,8,0.04) 23px 24px),
    var(--paper-light);
  padding: 16px 18px 18px;
  display: grid;
  gap: 12px;
  isolation: isolate;
}
.plate.feature { grid-column: span 12; }
.plate.span-4 { grid-column: span 4; }
.plate.span-8 { grid-column: span 8; }

.plate-top {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: baseline;
  padding: 0 130px 10px 0;
  border-bottom: 1px solid var(--rule);
}
@media (max-width: 640px) { .plate-top { padding-right: 92px; } }
.plate-no {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-faded);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.plate-no .bar {
  display: inline-block;
  width: 14px;
  height: 1px;
  background: var(--ink-faded);
}
.plate-classification {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faded);
}

.plate-name {
  margin: 6px 0 4px;
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(1.6rem, 3.4vw, 2.6rem);
  letter-spacing: -0.025em;
  line-height: 1;
  color: var(--ink);
}

.plate-media {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--ink);
  border: 1px solid var(--rule-strong);
}
.plate-media video,
.plate-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: contrast(1.04) saturate(0.85);
  mix-blend-mode: normal;
}
.plate-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(0deg, transparent 0 3px, rgba(0,0,0,0.06) 3px 4px);
  pointer-events: none;
  mix-blend-mode: multiply;
}
.plate-media-shadow {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255,255,255,0.06);
  pointer-events: none;
}

/* fallback technical plate (no real gameplay video yet) */
.plate-fallback {
  position: relative;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--rule-strong);
  background:
    repeating-linear-gradient(0deg,  transparent 0 11px, rgba(14,12,8,0.07) 11px 12px),
    repeating-linear-gradient(90deg, transparent 0 11px, rgba(14,12,8,0.07) 11px 12px),
    var(--paper);
  display: grid;
  align-content: center;
  justify-items: center;
  padding: 16px;
  color: var(--ink-faded);
  text-align: center;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.plate-fallback .ftag {
  position: absolute;
  top: 10px;
  left: 10px;
  font-size: 10px;
  letter-spacing: 0.22em;
}
.plate-fallback .ftag-right {
  left: auto;
  right: 10px;
}
.plate-fallback .glyph {
  width: clamp(70px, 18%, 110px);
  color: var(--ink);
  opacity: 0.85;
  margin-bottom: 10px;
}
.plate-fallback .glyph svg { width: 100%; height: auto; display: block; }
.plate-fallback h4 {
  margin: 0;
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(1.4rem, 3vw, 2rem);
  letter-spacing: -0.02em;
  color: var(--ink);
}
.plate-fallback .pkg {
  margin-top: 8px;
  font-size: 10px;
  letter-spacing: 0.18em;
}

.plate-body {
  display: grid;
  gap: 14px;
  grid-template-columns: 1.4fr 1fr;
}
.plate.span-4 .plate-body,
.plate.span-8 .plate-body { grid-template-columns: 1fr; }

.plate-summary {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14.5px;
  line-height: 1.55;
  text-wrap: pretty;
}

.plate-data {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ink);
  display: grid;
  gap: 4px;
  border-left: 1px solid var(--rule);
  padding-left: 14px;
  font-variant-numeric: tabular-nums;
}
.plate-data dt {
  color: var(--ink-faded);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 10px;
}
.plate-data dd { margin: 0 0 8px; color: var(--ink); word-break: break-word; }
.plate-data dd:last-child { margin-bottom: 0; }
.plate-data--inline {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px 18px;
  padding-left: 0;
  padding-top: 10px;
  border-left: none;
  border-top: 1px solid var(--rule);
}
.plate-data--inline > div { display: grid; gap: 2px; }
.plate-data--inline dt { margin: 0; }
.plate-data--inline dd { margin: 0; }

.plate-stamp {
  position: absolute;
  top: 12px;
  right: 18px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px 4px 8px;
  border: 1.5px solid currentColor;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  background: rgba(237, 228, 204, 0.6);
  transform: rotate(-2.4deg);
  text-shadow: 0 0 0.2px currentColor;
}
.plate-stamp[data-stage="live"]    { color: var(--stamp-olive); }
.plate-stamp[data-stage="review"]  { color: var(--stamp-red); }
.plate-stamp[data-stage="testing"] { color: var(--stamp-blue); }
.plate-stamp[data-stage="draft"]   { color: var(--stamp-ochre); }
.plate-stamp::before {
  content: "";
  width: 7px;
  height: 7px;
  display: inline-block;
  background: currentColor;
  border-radius: 50%;
}

.plate-filings {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  padding-top: 12px;
  border-top: 1px solid var(--rule);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.plate-filings a {
  position: relative;
  color: var(--ink);
  padding-left: 18px;
}
.plate-filings a::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--ink-faded);
}
.plate-filings a.access {
  background: var(--ink);
  color: var(--paper);
  padding: 4px 10px 4px 22px;
}
.plate-filings a.access::before { color: var(--paper); left: 8px; }
.plate-filings a:hover {
  color: var(--stamp-red);
  border-bottom: none;
}
.plate-filings a.access:hover {
  background: var(--stamp-red);
  color: var(--paper);
}

.plate-foot {
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faded);
  padding-top: 10px;
  border-top: 1px solid var(--rule);
}

/* ---------------------------------------------------------------------
   ACTIVITY LOG — seismograph timeline
   --------------------------------------------------------------------- */
.activity {
  position: relative;
  z-index: 2;
  padding: 8px var(--col-pad) clamp(40px, 6vw, 80px);
}

.activity-frame {
  border: 1px solid var(--rule-strong);
  background:
    repeating-linear-gradient(0deg, transparent 0 31px, rgba(14,12,8,0.06) 31px 32px),
    var(--paper-light);
  padding: 0;
  position: relative;
}

.activity-trace {
  position: relative;
  height: 168px;
  width: 100%;
  display: block;
}
.activity-trace svg { width: 100%; height: 100%; display: block; }

.activity-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  border-top: 1px solid var(--rule-strong);
}
.activity-list li {
  padding: 16px 16px 18px;
  display: grid;
  gap: 8px;
  border-right: 1px solid var(--rule);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ink);
  position: relative;
}
.activity-list li:last-child { border-right: none; }
.activity-list .a-date {
  color: var(--ink-faded);
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.activity-list .a-code {
  display: inline-block;
  align-self: start;
  padding: 1px 6px;
  border: 1px solid var(--ink);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 9.5px;
  color: var(--ink);
  background: var(--paper);
}
.activity-list .a-pkg { color: var(--ink-faded); font-size: 10px; letter-spacing: 0.1em; }
.activity-list .a-text {
  font-family: var(--body);
  font-size: 13px;
  letter-spacing: 0;
  color: var(--ink-soft);
  line-height: 1.45;
}

/* ---------------------------------------------------------------------
   FILING BAND
   --------------------------------------------------------------------- */
.filing {
  position: relative;
  z-index: 2;
  padding: 0 var(--col-pad) clamp(40px, 6vw, 80px);
}
.filing-grid {
  border-top: 1px solid var(--rule-strong);
  border-bottom: 1px solid var(--rule-strong);
  padding: 24px 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.filing-grid h3 {
  margin: 0 0 12px;
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  letter-spacing: -0.02em;
  color: var(--ink);
}
.filing-grid p {
  margin: 0;
  max-width: 48ch;
  color: var(--ink-soft);
}
.filing-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.filing-list li {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  gap: 14px;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--rule);
}
.filing-list li:last-child { border-bottom: none; }
.filing-list .ref { color: var(--ink-faded); }
.filing-list .target { color: var(--ink); }
.filing-list a:hover { color: var(--stamp-red); }

/* ---------------------------------------------------------------------
   FOOTER
   --------------------------------------------------------------------- */
.colophon-foot {
  position: relative;
  z-index: 2;
  padding: 28px var(--col-pad) 56px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: end;
  gap: 28px;
  border-top: 1px solid var(--rule-strong);
}
.colophon-foot .colo-left,
.colophon-foot .colo-right {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faded);
  display: grid;
  gap: 4px;
}
.colophon-foot .colo-right { text-align: right; }
.colophon-foot .kpn-badge {
  width: 56px;
  height: 56px;
  color: var(--ink-faded);
  justify-self: center;
  opacity: 0.78;
}
.colophon-foot .kpn-badge svg { width: 100%; height: 100%; display: block; }

/* ---------------------------------------------------------------------
   CUSTOM CURSOR (pointer devices only, when JS has mounted it)
   --------------------------------------------------------------------- */
html.cursor-on body { cursor: none; }
html.cursor-on a,
html.cursor-on button,
html.cursor-on canvas,
html.cursor-on .plate-stamp { cursor: none; }
.cursor {
  position: fixed;
  top: 0; left: 0;
  width: 36px;
  height: 36px;
  margin: -18px 0 0 -18px;
  pointer-events: none;
  z-index: 9999;
  color: var(--ink);
  will-change: transform;
  mix-blend-mode: multiply;
  opacity: 0.85;
  transition: opacity 200ms ease;
}
.cursor.hot { opacity: 1; color: var(--stamp-red); }
.cursor svg { width: 100%; height: 100%; }

/* ---------------------------------------------------------------------
   RESPONSIVE
   --------------------------------------------------------------------- */
@media (max-width: 1100px) {
  .plate { grid-column: span 12; }
  .plate.span-4, .plate.span-8 { grid-column: span 12; }
  .activity-list { grid-template-columns: repeat(3, 1fr); }
  .activity-list li:nth-child(3n) { border-right: none; }
}

@media (max-width: 820px) {
  :root { --col-pad: 18px; --frame: 12px; }
  .masthead { grid-template-columns: 1fr; gap: 8px; text-align: left; }
  .masthead .ms-center, .masthead .ms-right { justify-self: start; text-align: left; }
  .hero-rail { grid-template-columns: 1fr; gap: 6px; }
  .hero-rail .rail-center, .hero-rail .rail-right { justify-self: start; text-align: left; }
  .hero-tag { grid-template-columns: 1fr; }
  .hero-tag .colophon { text-align: left; }
  .signal-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .signals-grid { grid-template-columns: 1fr; }
  .signal-card { grid-template-columns: 1fr; }
  .signal-queue ul { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .artifact-card { grid-template-columns: 1fr; }
  .artifact-copy h4 { max-width: none; }
  .artifact-data { grid-template-columns: 1fr; }
  .artifact-preview-meta,
  .artifact-preview-foot { flex-direction: column; align-items: flex-start; }
  .artifact-viewport,
  .artifact-viewport iframe,
  .artifact-viewport img { min-height: 340px; }
  .sect-head { grid-template-columns: 1fr; }
  .sect-head .sect-note { text-align: left; }
  .filing-grid { grid-template-columns: 1fr; }
  .activity-list { grid-template-columns: 1fr 1fr; }
  .activity-list li:nth-child(2n) { border-right: none; }
  .colophon-foot { grid-template-columns: 1fr; text-align: left; }
  .colophon-foot .colo-right { text-align: left; }
  .plate-body { grid-template-columns: 1fr; }
}

@media (max-width: 540px) {
  .hero-title {
    font-size: clamp(2.4rem, 12vw, 4.6rem);
    white-space: normal;
    overflow-wrap: anywhere;
    line-height: 0.9;
  }
  .signal-stats,
  .signal-queue ul { grid-template-columns: 1fr; }
  .signal-card-foot { flex-direction: column; align-items: flex-start; }
  .activity-list { grid-template-columns: 1fr; }
  .activity-list li { border-right: none; border-bottom: 1px solid var(--rule); }
}

/* ---------------------------------------------------------------------
   REDUCED MOTION — kill canvas + JS-driven scroll animations.
   Static printed state remains fully legible.
   --------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  .orbital-frame canvas { opacity: 0.92; }
  .plate-media video { display: none; }
  body { cursor: auto; }
  .cursor { display: none; }
}