/* ================================================================
   Phase 3A: Individual novel archive pages
   ================================================================ */

:root {
  --work-bg: #020914;
  --work-bg-soft: #071321;
  --work-ink: #f2f0ea;
  --work-muted: #98a6b6;
  --work-line: rgba(159, 179, 199, 0.2);
  --work-gold: #b78a43;
}

html {
  background: var(--work-bg);
  scroll-behavior: smooth;
}

body.novel-work-page {
  overflow-x: clip;
  color: var(--work-ink);
  background:
    radial-gradient(circle at 74% 8%, rgba(26, 57, 88, 0.22), transparent 35rem),
    linear-gradient(180deg, #020914 0%, #040b14 56%, #02070d 100%);
  font-family: "Noto Sans JP", sans-serif;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.7rem 1rem;
  color: #08101a;
  background: var(--work-ink);
  transform: translateY(-180%);
}

.skip-link:focus {
  transform: translateY(0);
}

.novel-work-page .nocturne-header {
  background: linear-gradient(180deg, rgba(2, 9, 20, 0.96), rgba(2, 9, 20, 0));
}

/* Work hero ------------------------------------------------------ */
.work-intro {
  position: relative;
  min-height: 100svh;
  padding: clamp(6.8rem, 10vh, 8.7rem) clamp(1.5rem, 3vw, 3.4rem) 4.5rem;
  isolation: isolate;
}

.work-intro::after {
  position: absolute;
  z-index: -2;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(2, 9, 20, 0.5), transparent 35%, rgba(2, 9, 20, 0.62)),
    linear-gradient(0deg, var(--work-bg) 0%, transparent 28%);
  content: "";
}

.work-intro__backdrop {
  position: absolute;
  z-index: -1;
  top: clamp(6rem, 11vh, 9.5rem);
  left: clamp(0.5rem, 2.6vw, 3rem);
  margin: 0;
  color: rgba(214, 224, 234, 0.08);
  font: 400 clamp(5.5rem, 10.8vw, 11.5rem) / 0.72 "Shippori Mincho", serif;
  letter-spacing: 0;
  pointer-events: none;
}

.work-intro__backdrop span {
  font-size: 0.56em;
}

.work-intro__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.52fr) minmax(20rem, 0.82fr);
  grid-template-areas:
    "label label"
    "visual copy";
  column-gap: clamp(2.5rem, 6vw, 7.5rem);
  row-gap: 1rem;
  align-items: center;
  width: min(100%, 90rem);
  min-height: calc(100svh - clamp(11rem, 18vh, 14rem));
  margin: 0 auto;
}

.work-intro__label {
  grid-area: label;
  align-self: end;
  margin: 0;
  color: var(--work-gold);
  font: 600 0.68rem / 1.4 "Noto Sans JP", sans-serif;
  letter-spacing: 0.27em;
}

.work-intro__visual {
  position: relative;
  grid-area: visual;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  margin: 0;
  overflow: hidden;
  background: #06101c;
  box-shadow: 0 2rem 5rem rgba(0, 0, 0, 0.38);
}

.work-intro__visual::after {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(232, 227, 214, 0.12);
  box-shadow: inset 0 0 5rem rgba(2, 9, 20, 0.2);
  content: "";
  pointer-events: none;
}

.work-intro__visual img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  filter: saturate(0.86) contrast(1.04) brightness(0.86);
  animation: work-image-in 360ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.novel-work-page--remember-me .work-intro__visual {
  background: #06101b;
}

.novel-work-page--remember-me .work-intro__visual img {
  filter: saturate(0.8) contrast(1.03) brightness(0.78);
}

.work-intro__copy {
  grid-area: copy;
  min-width: 0;
  padding: 1rem 0;
  animation: work-copy-in 360ms 60ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.work-intro__category,
.work-intro__meta dt,
.work-intro__links a,
.work-intro__scroll {
  letter-spacing: 0.18em;
}

.work-intro__category {
  margin: 0 0 1.6rem;
  color: var(--work-muted);
  font-size: 0.68rem;
}

.work-intro h1 {
  margin: 0;
  font: 500 clamp(2rem, 3.4vw, 4rem) / 1.36 "Shippori Mincho", serif;
  letter-spacing: 0;
}

.work-intro h1 > span {
  display: block;
}

.work-intro h1 small {
  display: block;
  margin-top: 1rem;
  color: rgba(242, 240, 234, 0.76);
  font: 500 clamp(0.72rem, 1vw, 0.92rem) / 1.5 "Noto Sans JP", sans-serif;
  letter-spacing: 0.22em;
}

.work-intro__catch {
  margin: 2rem 0 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--work-line);
  color: #e3ded2;
  font: 500 clamp(0.92rem, 1.15vw, 1.08rem) / 1.9 "Shippori Mincho", serif;
}

.work-intro__summary {
  margin: 1rem 0 0;
  color: var(--work-muted);
  font: 400 clamp(0.82rem, 0.92vw, 0.94rem) / 2 "Noto Sans JP", sans-serif;
}

.work-intro__meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
  margin: 1.8rem 0 0;
}

.work-intro__meta div {
  padding-top: 0.85rem;
  border-top: 1px solid var(--work-line);
}

.work-intro__meta dt {
  color: var(--work-gold);
  font-size: 0.56rem;
}

.work-intro__meta dd {
  margin: 0.45rem 0 0;
  color: #d2d6d9;
  font-size: 0.7rem;
  line-height: 1.6;
}

.work-intro__links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem 2rem;
  margin-top: 2rem;
}

.work-intro__links a {
  padding-bottom: 0.55rem;
  border-bottom: 1px solid rgba(183, 138, 67, 0.7);
  color: var(--work-ink);
  font-size: 0.62rem;
  transition: color 300ms ease, border-color 300ms ease;
}

.work-intro__links a:hover,
.work-intro__links a:focus-visible {
  color: #d6ad68;
  border-color: #d6ad68;
}

.work-intro__scroll {
  position: absolute;
  right: clamp(1.5rem, 3vw, 3.4rem);
  bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--work-muted);
  font-size: 0.55rem;
}

.work-intro__scroll i {
  width: 2.8rem;
  height: 1px;
  background: var(--work-gold);
}

/* Editorial table of contents ----------------------------------- */
.reader-section,
.work-data {
  width: min(calc(100% - 3rem), 78rem);
  margin: 0 auto;
  padding: clamp(5.5rem, 10vw, 9rem) 0;
  border-top: 1px solid var(--work-line);
}

.reader-heading,
.work-data > header {
  display: grid;
  grid-template-columns: minmax(10rem, 0.34fr) 1fr;
  align-items: baseline;
  margin-bottom: clamp(2.8rem, 5vw, 5rem);
}

.reader-heading .eyebrow,
.work-data > header p {
  margin: 0;
  color: var(--work-gold);
  font-size: 0.62rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.reader-heading h2,
.work-data > header h2 {
  margin: 0;
  font: 500 clamp(2.5rem, 5vw, 5.2rem) / 1 "Shippori Mincho", serif;
  letter-spacing: 0;
}

.episode-list-wrap {
  margin-left: clamp(0rem, 13vw, 13rem);
}

.episode-chapter + .episode-chapter {
  margin-top: clamp(3.5rem, 7vw, 6.5rem);
}

.episode-chapter h3 {
  margin: 0 0 1.5rem;
  color: #d9d5ca;
  font: 500 clamp(1rem, 1.5vw, 1.35rem) / 1.7 "Shippori Mincho", serif;
  letter-spacing: 0;
}

.episode-list {
  border-top: 1px solid var(--work-line);
}

.toc-entry {
  display: flex;
  min-width: 0;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--work-line);
  color: #cbd2d8;
  transition: color 300ms ease, padding-left 300ms ease;
}

.toc-entry:not(.toc-entry--group):hover,
.toc-entry:not(.toc-entry--group):focus-visible,
.toc-title-link:hover,
.toc-title-link:focus-visible,
.toc-parts a:hover,
.toc-parts a:focus-visible {
  color: #e2b96f;
}

.toc-entry:not(.toc-entry--group):hover,
.toc-entry:not(.toc-entry--group):focus-visible {
  padding-left: 0.5rem;
}

.toc-entry strong {
  font: 500 clamp(0.88rem, 1.1vw, 1rem) / 1.8 "Shippori Mincho", serif;
  letter-spacing: 0;
}

.toc-entry--group {
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
}

.toc-title-link {
  min-width: 0;
  color: inherit;
  transition: color 300ms ease;
}

.toc-parts {
  display: flex;
  flex: 0 0 auto;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.35rem;
}

.toc-parts a {
  display: grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  color: var(--work-muted);
  font-family: "Shippori Mincho", serif;
  font-size: 0.72rem;
  transition: color 300ms ease;
}

/* Work data and archive switch ---------------------------------- */
.work-data__layout {
  display: grid;
  grid-template-columns: minmax(15rem, 0.68fr) minmax(0, 1.32fr);
  gap: clamp(3rem, 8vw, 8rem);
  margin-left: clamp(0rem, 13vw, 13rem);
}

.work-data__meta {
  margin: 0;
}

.work-data__meta div {
  padding: 1rem 0;
  border-top: 1px solid var(--work-line);
}

.work-data__meta div:last-child {
  border-bottom: 1px solid var(--work-line);
}

.work-data__meta dt {
  color: var(--work-gold);
  font-size: 0.57rem;
  letter-spacing: 0.2em;
}

.work-data__meta dd {
  margin: 0.45rem 0 0;
  color: #c5cdd4;
  font-size: 0.78rem;
  line-height: 1.7;
}

.work-data__synopsis p {
  margin: 0;
  color: #b9c1c8;
  font: 400 0.9rem / 2.15 "Shippori Mincho", serif;
}

.work-data__synopsis p + p {
  margin-top: 1rem;
}

.work-switch {
  display: grid;
  grid-template-columns: minmax(10rem, 0.4fr) minmax(0, 1fr);
  width: min(calc(100% - 3rem), 78rem);
  margin: 0 auto;
  border-top: 1px solid var(--work-line);
  border-bottom: 1px solid var(--work-line);
}

.work-switch a {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 8rem;
  padding: 1.5rem 2rem;
  color: var(--work-ink);
  transition: background-color 300ms ease;
}

.work-switch a + a {
  border-left: 1px solid var(--work-line);
}

.work-switch a:hover,
.work-switch a:focus-visible {
  background: rgba(126, 157, 181, 0.06);
}

.work-switch small {
  color: var(--work-gold);
  font-size: 0.55rem;
  letter-spacing: 0.2em;
}

.work-switch strong {
  margin-top: 0.55rem;
  font: 500 clamp(0.9rem, 1.2vw, 1.1rem) / 1.6 "Shippori Mincho", serif;
  letter-spacing: 0;
}

.work-switch span {
  position: absolute;
  right: 2rem;
  color: var(--work-gold);
}

.novel-work-page .nocturne-footer {
  margin-top: clamp(5rem, 10vw, 9rem);
}

@keyframes work-image-in {
  from { opacity: 0; transform: scale(1.025); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes work-copy-in {
  from { opacity: 0; transform: translateY(1.25rem); }
  to { opacity: 1; transform: translateY(0); }
}

/* Responsive ----------------------------------------------------- */
@media (max-width: 900px) {
  .work-intro {
    min-height: auto;
    padding-top: 7.2rem;
  }

  .work-intro__grid {
    grid-template-columns: 1fr;
    grid-template-areas: "label" "visual" "copy";
    width: min(100%, 42rem);
    min-height: 0;
  }

  .work-intro__backdrop {
    top: 6.5rem;
    font-size: clamp(4.5rem, 18vw, 8rem);
  }

  .work-intro__visual {
    height: min(68vh, 42rem);
  }

  .work-intro__scroll {
    display: none;
  }

  .reader-heading,
  .work-data > header {
    grid-template-columns: 1fr;
    gap: 1.1rem;
  }

  .episode-list-wrap,
  .work-data__layout {
    margin-left: 0;
  }
}

@media (max-width: 640px) {
  .work-intro {
    padding: 6.5rem 1.25rem 4.5rem;
  }

  .work-intro__grid {
    row-gap: 0.85rem;
  }

  .work-intro__visual {
    height: auto;
    aspect-ratio: 16 / 9;
  }

  .work-intro__copy {
    display: grid;
    padding-top: 0.7rem;
  }

  .work-intro__copy h1 { order: 1; }
  .work-intro__catch { order: 2; }
  .work-intro__summary { order: 3; }
  .work-intro__category { order: 4; margin: 1.5rem 0 0; }
  .work-intro__meta { order: 5; }
  .work-intro__links { order: 6; }

  .work-intro h1 {
    font-size: clamp(1.9rem, 9vw, 2.8rem);
  }

  .work-intro__meta {
    grid-template-columns: 1fr;
    gap: 0.4rem;
  }

  .work-intro__meta div {
    display: grid;
    grid-template-columns: 7.5rem 1fr;
    align-items: baseline;
  }

  .reader-section,
  .work-data,
  .work-switch {
    width: calc(100% - 2.5rem);
  }

  .toc-entry--group {
    display: block;
  }

  .toc-parts {
    justify-content: flex-start;
    margin-top: 0.7rem;
  }

  .toc-parts a {
    width: 2.25rem;
    height: 2.25rem;
  }

  .work-data__layout {
    grid-template-columns: 1fr;
    gap: 2.8rem;
  }

  .work-switch {
    grid-template-columns: 1fr;
  }

  .work-switch a {
    min-height: 6.5rem;
    padding: 1.4rem 1rem;
  }

  .work-switch a + a {
    border-top: 1px solid var(--work-line);
    border-left: 0;
  }

  .work-switch span {
    right: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .work-intro__visual img,
  .work-intro__copy { animation: none; }
  .toc-entry,
  .work-intro__links a,
  .work-switch a { transition: none; }
}