/* =====================================================================
   Entropy Debt Week event layer
   Global reader banner + local, capped page-visit degradation texture.
   Remove default.hbs partial/script/css includes after the event to disable.
   ===================================================================== */

:root {
  --edw-gold: #EEC643;
  --edw-thin: #98FB98;
  --edw-panel-bg: rgba(238, 198, 67, 0.045);
  --edw-panel-border: rgba(238, 198, 67, 0.32);
  --edw-noise-opacity: 0.012;
  --edw-tile-opacity: 0;
  --edw-hole-opacity: 0;
  --edw-hole-grow: 0.04;
  --edw-glitch: 0px;
}

html[data-color-scheme="dark"] {
  --edw-panel-bg: rgba(238, 198, 67, 0.055);
  --edw-panel-border: rgba(238, 198, 67, 0.28);
}

/* Keep content above the decorative event substrate. */
.gh-site {
  position: relative;
  z-index: 1;
}


/* After local midnight on July 1, 2026, keep the banner only on Entropy Debt Week posts. */
.edw-tagged-banner {
  display: none;
}

html.edw-event-ended .edw-global-banner {
  display: none !important;
}

html.edw-event-ended .edw-tagged-banner {
  display: block;
}

/* Hide the temporary Entropy Debt Week reader banner on the full-screen SEAM page. */
html.mpe-seam-page .edw-global-banner,
html.mpe-seam-page .edw-tagged-banner,
html.mpe-seam-page .edw-event {
  display: none !important;
}

/* -------------------------- Global banner -------------------------- */
.edw-event {
  position: relative;
  z-index: 5;
  padding-top: 1.65rem;
  padding-bottom: 1.65rem;
  border-bottom: 1px solid var(--color-light-gray);
  background: var(--color-white);
}

html[data-color-scheme="dark"] .edw-event {
  background: #101114;
}

.edw-event__panel {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 1.55rem;
  min-height: 7.4rem;
  overflow: hidden;
  padding: 1.55rem 1.7rem;
  border: 1px solid var(--edw-panel-border);
  border-radius: 16px;
  background:
    radial-gradient(circle at 7% 50%, rgba(238, 198, 67, 0.14), transparent 28%),
    linear-gradient(110deg, var(--edw-panel-bg), rgba(127, 127, 127, 0.035));
  color: var(--color-darker-gray);
  text-decoration: none;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.02) inset;
}

.edw-event__panel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: calc(0.035 + var(--edw-tile-opacity));
  background-image: url("../images/penrose-pattern.svg");
  background-position: center;
  background-size: 42rem auto;
  mix-blend-mode: luminosity;
}

.edw-event__panel::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  opacity: calc(0.55 + var(--edw-tile-opacity));
  background: linear-gradient(90deg, #EEC643, #98FB98, #78a6ff, #ff6ec7, #EEC643);
  background-size: 240% 100%;
  animation: edwSignal 16s linear infinite;
}

.edw-event__panel:hover {
  opacity: 1;
  border-color: rgba(238, 198, 67, 0.56);
}

.edw-event__sigil {
  position: relative;
  z-index: 1;
  width: 2.8rem;
  height: 3.75rem;
  flex: 0 0 auto;
  background-image: url("../images/icons/thick-tile.svg");
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
  filter: drop-shadow(0 0 8px rgba(238, 198, 67, 0.28));
}

.edw-event__copy,
.edw-event__cta,
.edw-event__meter {
  position: relative;
  z-index: 1;
}

.edw-event__copy {
  display: flex;
  min-width: 0;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 0.55rem;
  font-size: 1.78rem;
  line-height: 1.28;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.34);
}

.edw-event__copy strong {
  font-weight: 750;
  letter-spacing: -0.01em;
}

.edw-event__detail {
  color: var(--color-secondary-text);
}

html[data-color-scheme="dark"] .edw-event__copy {
  color: rgba(255, 255, 255, 0.94);
}

html[data-color-scheme="dark"] .edw-event__detail,
html[data-color-scheme="dark"] .edw-event__mobile {
  color: rgba(255, 255, 255, 0.72);
}

html[data-color-scheme="dark"] .edw-event__panel {
  background:
    radial-gradient(circle at 7% 50%, rgba(238, 198, 67, 0.16), transparent 30%),
    linear-gradient(110deg, rgba(238, 198, 67, 0.075), rgba(10, 11, 13, 0.62));
}

.edw-event__mobile {
  display: none;
}

.edw-event__cta {
  justify-self: end;
  white-space: nowrap;
  font-family: var(--gh-font-heading, var(--font-sans));
  font-size: 1.48rem;
  font-weight: 750;
  letter-spacing: 0.01em;
  color: var(--edw-gold);
}

.edw-event__meter {
  min-width: 5.4rem;
  padding: 0.32rem 0.62rem;
  border: 1px solid rgba(238, 198, 67, 0.26);
  border-radius: 999px;
  color: var(--color-secondary-text);
  font-family: var(--font-mono);
  font-size: 1.1rem;
  line-height: 1;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

html[data-edw-stage="3"] .edw-event__meter,
html[data-edw-stage="4"] .edw-event__meter {
  color: var(--edw-gold);
  border-color: rgba(238, 198, 67, 0.46);
  text-shadow: calc(var(--edw-glitch) * -1) 0 rgba(255, 110, 199, 0.3), var(--edw-glitch) 0 rgba(120, 166, 255, 0.35);
}

/* -------------------------- Home-sized screens -------------------------- */
@media (max-width: 767px) {
  .edw-event {
    padding: 1rem var(--gap) 1.05rem;
  }

  .edw-event__panel {
    grid-template-columns: auto minmax(0, 1fr);
    gap: 1.05rem;
    min-height: 6.1rem;
    padding: 1.15rem 1.2rem;
    border-radius: 14px;
  }

  .edw-event__sigil {
    width: 2rem;
    height: 2.8rem;
  }

  .edw-event__copy {
    display: block;
    font-size: 1.34rem;
    line-height: 1.24;
  }

  .edw-event__copy strong {
    display: block;
  }

  .edw-event__detail {
    display: none;
  }

  .edw-event__mobile {
    display: inline;
    color: var(--color-secondary-text);
  }

  .edw-event__cta {
    display: none;
  }

  .edw-event__meter {
    display: none;
  }
}

@media (max-width: 430px) {
  .edw-event__panel {
    padding-right: 1.05rem;
  }
}

/* -------------------------- Degradation layer -------------------------- */
.edw-substrate {
  position: fixed;
  inset: 0;
  z-index: 2147482000;
  overflow: hidden;
  pointer-events: none;
  contain: strict;
}

.edw-substrate::before {
  content: "";
  position: absolute;
  inset: -12%;
  opacity: var(--edw-noise-opacity);
  background-image:
    radial-gradient(circle at 20% 30%, rgba(238, 198, 67, 0.55) 0 1px, transparent 1.4px),
    radial-gradient(circle at 70% 60%, rgba(152, 251, 152, 0.44) 0 1px, transparent 1.5px),
    radial-gradient(circle at 42% 76%, rgba(255, 110, 199, 0.36) 0 1px, transparent 1.4px),
    repeating-linear-gradient(0deg, rgba(255,255,255,0.22) 0 1px, transparent 1px 4px),
    repeating-linear-gradient(90deg, rgba(0,0,0,0.18) 0 1px, transparent 1px 5px);
  background-size: 13px 17px, 19px 23px, 29px 31px, 100% 4px, 5px 100%;
  mix-blend-mode: screen;
  transform: translate3d(0,0,0);
  animation: edwStatic 54s steps(6) infinite;
}

html[data-color-scheme="light"] .edw-substrate::before {
  mix-blend-mode: multiply;
  opacity: calc(var(--edw-noise-opacity) * 0.72);
}


.edw-hole {
  position: absolute;
  width: calc(var(--edw-hole-size, 96px) * var(--edw-hole-grow, 0.04));
  height: calc(var(--edw-hole-size, 96px) * var(--edw-hole-grow, 0.04));
  left: var(--edw-hole-x, 50%);
  top: var(--edw-hole-y, 50%);
  padding: 0;
  border: 0;
  border-radius: 50%;
  opacity: var(--edw-hole-opacity);
  background: transparent;
  appearance: none;
  pointer-events: none;
  transform: translate(-50%, -50%) rotate(var(--edw-hole-rot, 0deg));
  transition: width 320ms ease, height 320ms ease, opacity 240ms ease, filter 240ms ease;
}

.edw-hole__tile {
  position: absolute;
  inset: 0;
  overflow: hidden;
  border-radius: inherit;
  background-image: url("../images/penrose-pattern.svg");
  background-position: center;
  background-size: 44rem auto;
  box-shadow:
    0 0 0 1px rgba(238, 198, 67, 0.22),
    0 0 22px rgba(238, 198, 67, 0.10);
  filter:
    contrast(1.08)
    saturate(var(--edw-hole-saturation, 0.95))
    grayscale(var(--edw-roll-progress, 0));
  mix-blend-mode: screen;
  transform: scale(var(--edw-hole-scale, 1));
  transform-origin: center;
  transition:
    transform 160ms ease,
    filter 160ms ease,
    box-shadow 160ms ease;
}

.edw-hole__tile::before {
  content: "";
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  opacity: calc(var(--edw-roll-progress, 0) * 0.68);
  background:
    conic-gradient(
      from -90deg,
      transparent 0deg var(--edw-hole-close-deg, 0deg),
      rgba(7, 8, 10, 0.94) var(--edw-hole-close-deg, 0deg) 360deg
    );
  mix-blend-mode: multiply;
}

.edw-hole__tile::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow:
    inset 0 0 0 1px rgba(238, 198, 67, 0.24),
    inset 0 0 24px rgba(0, 0, 0, 0.32);
}

html[data-color-scheme="light"] .edw-hole {
  opacity: calc(var(--edw-hole-opacity) * 0.62);
}

html[data-color-scheme="light"] .edw-hole__tile {
  mix-blend-mode: multiply;
}

html[data-edw-stage="0"] .edw-hole,
html[data-edw-stage="1"] .edw-hole,
html[data-edw-stage="2"] .edw-hole {
  opacity: 0;
}

html[data-edw-stage="4"] .edw-hole {
  animation: edwHolePulse 18s ease-in-out infinite;
}

html[data-edw-rollback-ready="true"] .edw-hole {
  pointer-events: auto;
  cursor: crosshair;
  opacity: var(--edw-hole-opacity);
}

html[data-edw-rollback-ready="true"] .edw-hole:hover .edw-hole__tile,
html[data-edw-rollback-ready="true"] .edw-hole:focus-visible .edw-hole__tile {
  box-shadow:
    0 0 0 1px rgba(238, 198, 67, 0.48),
    0 0 30px rgba(238, 198, 67, 0.22),
    0 0 46px rgba(255, 40, 40, 0.10);
}

html[data-edw-rollback-ready="true"] .edw-hole:active .edw-hole__tile {
  transform: scale(calc(var(--edw-hole-scale, 1) * 0.92));
}

html[data-edw-rollback-ready="complete"] .edw-hole__tile {
  filter: contrast(1.18) saturate(0) grayscale(1);
  transform: scale(0.01);
}

.edw-rollback-flash {
  position: fixed;
  inset: 0;
  z-index: 2147483000;
  overflow: hidden;
  pointer-events: none;
  background:
    repeating-linear-gradient(0deg, rgba(255, 0, 0, 0.06) 0 1px, transparent 1px 5px),
    rgba(0, 0, 0, 0.12);
}

.edw-rollback-flash__line {
  position: absolute;
  left: -140%;
  top: calc(10% + (var(--edw-line-index, 0) * 12%));
  width: 340%;
  white-space: nowrap;
  color: #ff2222;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  font-size: clamp(2.2rem, 7vw, 8.4rem);
  font-weight: 900;
  letter-spacing: 0.12em;
  line-height: 1;
  opacity: 0;
  text-shadow:
    0 0 8px rgba(255, 0, 0, 0.72),
    0 0 18px rgba(255, 0, 0, 0.42),
    2px 0 rgba(255, 255, 255, 0.18);
  transform: translateX(-20%);
  animation: edwRollbackSweep 1250ms linear forwards;
  animation-delay: calc(var(--edw-line-index, 0) * 58ms);
}

@media (max-width: 767px) {
  .edw-hole {
    width: calc(var(--edw-hole-size, 96px) * var(--edw-hole-grow, 0.04) * 0.66);
    height: calc(var(--edw-hole-size, 96px) * var(--edw-hole-grow, 0.04) * 0.66);
  }
}

@keyframes edwSignal {
  from { background-position: 0 0; }
  to { background-position: 240% 0; }
}

@keyframes edwStatic {
  0% { transform: translate3d(0, 0, 0); }
  20% { transform: translate3d(-0.28%, 0.18%, 0); }
  40% { transform: translate3d(0.22%, -0.16%, 0); }
  60% { transform: translate3d(-0.12%, -0.25%, 0); }
  80% { transform: translate3d(0.30%, 0.12%, 0); }
  100% { transform: translate3d(0, 0, 0); }
}

@keyframes edwHolePulse {
  0%, 100% { filter: contrast(1.05) saturate(0.95); }
  50% { filter: contrast(1.28) saturate(1.12); }
}


@keyframes edwRollbackSweep {
  0% { opacity: 0; transform: translateX(-22%); }
  8% { opacity: 0.96; }
  72% { opacity: 0.92; }
  100% { opacity: 0; transform: translateX(48%); }
}

@media (prefers-reduced-motion: reduce) {
  .edw-event__panel::after,
  .edw-substrate::before,
  html[data-edw-stage="4"] .edw-hole,
  .edw-rollback-flash__line {
    animation: none !important;
  }

  .edw-rollback-flash__line {
    opacity: 0.75;
    transform: none;
  }
}

/* -------------------------- Bottom article playlist -------------------------- */
.edw-playlist {
  margin-top: 4.8rem;
  margin-bottom: 3.2rem;
}

.edw-playlist__inner {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(238, 198, 67, 0.22);
  border-radius: 16px;
  background:
    radial-gradient(circle at 10% 0%, rgba(238, 198, 67, 0.075), transparent 26%),
    linear-gradient(180deg, rgba(238, 198, 67, 0.035), rgba(127, 127, 127, 0.018));
}

.edw-playlist__inner::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.028;
  background-image: url("../images/penrose-pattern.svg");
  background-position: center;
  background-size: 34rem auto;
  pointer-events: none;
  mix-blend-mode: luminosity;
}

.edw-playlist__head,
.edw-playlist__foot {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.2rem;
}

.edw-playlist__head {
  padding: 1.35rem 1.55rem 1rem;
  border-bottom: 1px solid rgba(238, 198, 67, 0.16);
}

.edw-playlist__eyebrow {
  display: block;
  margin-bottom: 0.2rem;
  color: var(--edw-gold);
  font-family: var(--font-mono);
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1;
  text-transform: uppercase;
}

.edw-playlist__title {
  margin: 0;
  font-family: var(--gh-font-heading, var(--font-sans));
  font-size: 1.58rem;
  line-height: 1.1;
  letter-spacing: -0.01em;
}

.edw-playlist__guide,
.edw-playlist__nav {
  color: var(--edw-gold);
  font-family: var(--gh-font-heading, var(--font-sans));
  font-size: 1.18rem;
  font-weight: 750;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
}

.edw-playlist__guide:hover,
.edw-playlist__nav:hover {
  opacity: 0.78;
}

.edw-playlist__rail {
  position: relative;
  z-index: 1;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(10.8rem, 13.6rem);
  gap: 0.65rem;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x proximity;
  padding: 1.1rem 1.55rem;
  scrollbar-width: thin;
}

.edw-playlist__item {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 0.65rem;
  min-height: 4.2rem;
  padding: 0.72rem 0.78rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.10);
  color: var(--color-darker-gray);
  text-decoration: none;
  scroll-snap-align: start;
  transition: border-color 160ms ease, background 160ms ease, transform 160ms ease;
}

.edw-playlist__item span {
  display: inline-grid;
  width: 2.35rem;
  height: 2.35rem;
  place-items: center;
  border: 1px solid rgba(238, 198, 67, 0.24);
  border-radius: 999px;
  color: var(--edw-gold);
  font-family: var(--font-mono);
  font-size: 0.92rem;
  line-height: 1;
}

.edw-playlist__item b {
  display: block;
  overflow: hidden;
  font-family: var(--gh-font-heading, var(--font-sans));
  font-size: 1.12rem;
  font-weight: 720;
  line-height: 1.08;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.edw-playlist__item:hover {
  opacity: 1;
  border-color: rgba(238, 198, 67, 0.34);
  background: rgba(238, 198, 67, 0.065);
  transform: translateY(-1px);
}

.edw-playlist__item.is-current {
  border-color: rgba(238, 198, 67, 0.72);
  background: rgba(238, 198, 67, 0.16);
  box-shadow: 0 0 0 1px rgba(238, 198, 67, 0.10) inset, 0 0 22px rgba(238, 198, 67, 0.08);
}

.edw-playlist__item--story {
  border-style: solid;
  background:
    linear-gradient(90deg, rgba(238, 198, 67, 0.14), rgba(255, 110, 199, 0.055), rgba(120, 166, 255, 0.055));
}

.edw-playlist__item--story b {
  font-weight: 820;
  letter-spacing: -0.012em;
}

.edw-playlist__foot {
  min-height: 4.6rem;
  padding: 0.9rem 1.55rem 1.1rem;
  border-top: 1px solid rgba(238, 198, 67, 0.16);
}

.edw-playlist__position {
  min-width: 0;
  color: var(--color-secondary-text);
  font-family: var(--font-mono);
  font-size: 1.02rem;
  letter-spacing: 0.04em;
  text-align: center;
  text-transform: uppercase;
}

.edw-playlist__nav.is-disabled {
  pointer-events: none;
  opacity: 0.32;
}

html[data-color-scheme="dark"] .edw-playlist__inner {
  background:
    radial-gradient(circle at 10% 0%, rgba(238, 198, 67, 0.09), transparent 28%),
    linear-gradient(180deg, rgba(238, 198, 67, 0.04), rgba(255, 255, 255, 0.018));
}

html[data-color-scheme="dark"] .edw-playlist__item {
  color: rgba(255, 255, 255, 0.92);
  background: rgba(255, 255, 255, 0.025);
}

html[data-color-scheme="light"] .edw-playlist__item {
  border-color: rgba(0, 0, 0, 0.08);
  background: rgba(255, 255, 255, 0.64);
}

@media (max-width: 767px) {
  .edw-playlist {
    margin-top: 3.4rem;
    margin-bottom: 2.4rem;
  }

  .edw-playlist__head {
    align-items: flex-start;
    padding: 1.1rem 1.12rem 0.82rem;
  }

  .edw-playlist__title {
    font-size: 1.38rem;
  }

  .edw-playlist__guide {
    font-size: 1.04rem;
  }

  .edw-playlist__rail {
    grid-auto-columns: minmax(9.1rem, 11.4rem);
    gap: 0.52rem;
    padding: 0.92rem 1.12rem;
  }

  .edw-playlist__item {
    min-height: 3.85rem;
    gap: 0.5rem;
    padding: 0.62rem 0.68rem;
  }

  .edw-playlist__item span {
    width: 2.05rem;
    height: 2.05rem;
    font-size: 0.82rem;
  }

  .edw-playlist__item b {
    font-size: 1rem;
  }

  .edw-playlist__foot {
    min-height: 4.2rem;
    padding: 0.78rem 1.12rem 0.92rem;
  }

  .edw-playlist__position {
    display: none;
  }

  .edw-playlist__nav {
    font-size: 1.08rem;
  }
}

/* -------------------------- Footer opt-back-in -------------------------- */
html[data-edw-paused="true"] .edw-substrate,
html[data-edw-state="dormant"] .edw-substrate {
  display: none;
}

html[data-edw-paused="true"] .edw-event__meter,
html[data-edw-state="dormant"] .edw-event__meter {
  opacity: 0.48;
}

html[data-edw-state="dormant"] .edw-footer-control {
  display: none;
}

.edw-footer-control {
  display: flex;
  justify-content: center;
  width: 100%;
  margin-top: 1.05rem;
}

.edw-footer-orb {
  position: relative;
  width: 2.35rem;
  height: 2.35rem;
  padding: 0;
  border: 1px solid rgba(238, 198, 67, 0.26);
  border-radius: 999px;
  background-color: transparent;
  background-image: url("../images/penrose-pattern.svg");
  background-position: center;
  background-size: 18rem auto;
  box-shadow:
    inset 0 0 0 1px rgba(0, 0, 0, 0.24),
    0 0 0 1px rgba(255, 255, 255, 0.02);
  cursor: pointer;
  opacity: 0.34;
  filter: saturate(0.28) grayscale(0.62) contrast(1.08);
  appearance: none;
  transition:
    opacity 160ms ease,
    filter 160ms ease,
    transform 160ms ease,
    border-color 160ms ease,
    box-shadow 160ms ease;
}

.edw-footer-orb span {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

html[data-edw-paused="true"] .edw-footer-orb {
  opacity: 0.68;
  filter: saturate(0) grayscale(1) contrast(1.16);
  border-color: rgba(238, 198, 67, 0.42);
  box-shadow:
    inset 0 0 0 1px rgba(0, 0, 0, 0.34),
    0 0 16px rgba(238, 198, 67, 0.12);
}

.edw-footer-orb:hover,
.edw-footer-orb:focus-visible {
  opacity: 0.96;
  filter: saturate(1.05) grayscale(0) contrast(1.12);
  border-color: rgba(238, 198, 67, 0.62);
  box-shadow:
    inset 0 0 0 1px rgba(0, 0, 0, 0.26),
    0 0 18px rgba(238, 198, 67, 0.18);
  transform: translateY(-1px) scale(1.04);
  outline: none;
}

.edw-footer-orb.is-restarting {
  animation: edwOrbRestart 420ms ease;
}

@keyframes edwOrbRestart {
  0% { transform: scale(0.82); filter: saturate(0) grayscale(1) contrast(1.2); }
  55% { transform: scale(1.18); filter: saturate(1.18) grayscale(0) contrast(1.22); }
  100% { transform: scale(1); }
}