/* ==========================================================
   art.allisterk.com — Fine Arts · v1.0
   ----------------------------------------------------------
   Self-contained stylesheet. Steel Blue pigment family
   (mirrored from server/allisterk.com/common-assets/css/tokens.css;
   keep in sync when the hub tokens change).
   ========================================================== */

:root {
  /* type */
  --type-serif: "Crimson Pro", "Iowan Old Style", Georgia, serif;
  --type-mono:  "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  /* ink */
  --ink:        #14110E;
  --ink-soft:   #6B6357;
  --ink-faint:  rgba(20, 17, 14, 0.13);
  --ink-rule:   rgba(20, 17, 14, 0.18);

  /* paper */
  --paper:        #F7F3EA;
  --paper-shade:  #ECE6D5;
  --paper-shade-c: var(--paper-shade);

  /* steel-blue pigment family */
  --pigment:      #1982C4;
  --pigment-deep: #0E4868;
  --pigment-soft: #9CC6E2;
  --hl-1:         #C9503A;
  --hl-2:         #C9B23A;

  /* layout */
  --bound: 90rem;
  --pad-x:    1.5rem;
  --pad-x-lg: 3rem;
}

/* ── Reset / base ───────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

html {
  font-size: 17px;
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
}
@media (min-width: 900px) { html { font-size: 18px; } }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--type-serif);
  font-weight: 400;
  font-variant-numeric: oldstyle-nums;
  text-rendering: optimizeLegibility;
}

img, svg {
  max-width: 100%;
  display: block;
}

a {
  color: var(--pigment);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--pigment) 35%, transparent);
  transition: color 180ms ease, border-color 180ms ease;
}
a:hover { color: var(--pigment-deep); border-bottom-color: var(--pigment-deep); }

::selection { background: var(--pigment-soft); color: var(--ink); }

/* ── Bound utility — every section uses the same wrap ───── */

.fa-bound {
  max-width: var(--bound);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--pad-x);
  padding-right: var(--pad-x);
}
@media (min-width: 900px) {
  .fa-bound { padding-left: var(--pad-x-lg); padding-right: var(--pad-x-lg); }
}

/* ── Masthead with CSS-only hamburger ───────────────────── */

.masthead-bar {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 1rem;
  padding-top: 1.25rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--ink);
}
.masthead-id {
  font-family: var(--type-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
  font-weight: 500;
  border: none;
}
.masthead-id:hover { color: var(--pigment); }

/* hidden checkbox drives the toggle */
.nav-toggle {
  position: absolute;
  opacity: 0;
  pointer-events: none;
  inline-size: 0;
  block-size: 0;
}

/* burger button — visible <720px only */
.nav-burger {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 32px;
  height: 32px;
  cursor: pointer;
  padding: 6px 4px;
  align-self: center;
  border: 1px solid var(--ink);
}
.nav-burger span {
  display: block;
  height: 2px;
  background: var(--ink);
  width: 100%;
  transition: transform 220ms ease, opacity 200ms ease;
  transform-origin: center;
}
.nav-toggle:checked ~ .nav-burger span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.nav-toggle:checked ~ .nav-burger span:nth-child(2) {
  opacity: 0;
}
.nav-toggle:checked ~ .nav-burger span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* nav panel — mobile: hidden until :checked */
.nav-panel {
  grid-column: 1 / -1;
  display: none;
  flex-direction: column;
  gap: 0.4rem;
  padding-top: 1rem;
  padding-bottom: 0.25rem;
  margin-top: 1rem;
  border-top: 1px solid var(--ink-rule);
}
.nav-toggle:checked ~ .nav-panel { display: flex; }

.nav-panel .nav-link {
  font-family: var(--type-mono);
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
  padding: 0.4rem 0;
  border: none;
}
.nav-panel .nav-link:hover { color: var(--pigment); }
.nav-panel .nav-link.inquire {
  background: var(--ink);
  color: var(--paper);
  padding: 0.55em 0.8em;
  align-self: flex-start;
  margin-top: 0.25rem;
}
.nav-panel .nav-link.inquire:hover { background: var(--pigment-deep); color: var(--paper); }

.nav-deep {
  list-style: none;
  margin: 0.5rem 0 0;
  padding: 0.5rem 0 0;
  border-top: 1px solid var(--ink-faint);
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.nav-deep li { margin: 0; }
.nav-deep a {
  font-family: var(--type-serif);
  font-style: italic;
  font-size: 1rem;
  color: var(--ink);
  padding: 0.35rem 0;
  border: none;
  display: block;
}
.nav-deep a:hover { color: var(--pigment-deep); }

/* ≥720px: nav inline, hamburger hidden, deep-links hidden */
@media (min-width: 720px) {
  .masthead-bar {
    grid-template-columns: 1fr auto;
  }
  .nav-burger { display: none; }
  .nav-panel {
    grid-column: auto;
    display: flex !important;
    flex-direction: row;
    align-items: center;
    gap: 1.4rem;
    margin-top: 0;
    padding: 0;
    border: none;
  }
  .nav-deep { display: none; }
  .nav-panel .nav-link { padding: 0; }
  .nav-panel .nav-link.inquire {
    padding: 0.4em 0.8em;
    margin-top: 0;
  }
}

/* ── Breadcrumb ─────────────────────────────────────────── */

.fa-crumb {
  padding-top: 2rem;
  padding-bottom: 0;
  font-family: var(--type-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
@media (min-width: 900px) { .fa-crumb { padding-top: 3rem; } }
.fa-crumb a { color: var(--ink-soft); border: none; }
.fa-crumb a:hover { color: var(--pigment); }
.fa-crumb .sep { color: var(--ink-faint); margin: 0 0.6em; }
.fa-crumb .here { color: var(--pigment-deep); }

/* ── Image cells (orientation-aware) ────────────────────── */

.fa-image {
  background: var(--paper-shade-c);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transition: background-color 250ms ease;
}
.fa-image[data-orient="portrait"]  { aspect-ratio: 4 / 5; }
.fa-image[data-orient="landscape"] { aspect-ratio: 5 / 4; }
.fa-image[data-orient="square"]    { aspect-ratio: 1 / 1; }

.fa-image svg, .fa-image img {
  width: 86%;
  height: auto;
  display: block;
  transition: transform 400ms ease;
}
.fa-image-link {
  display: block;
  border: none;
}
.fa-image-link:hover .fa-image { background: var(--pigment-soft); }
.fa-image-link:hover .fa-image svg,
.fa-image-link:hover .fa-image img { transform: scale(1.02); }

/* ── Two-register caption (FM lesson) ───────────────────── */

.fa-caption {
  display: grid;
  gap: 0.5rem;
  margin-top: 1rem;
}
.fa-caption .title-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  align-items: baseline;
}
.fa-caption .title {
  font-family: var(--type-serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.3rem, 2vw, 1.65rem);
  line-height: 1.15;
  margin: 0;
  color: var(--ink);
}
.fa-caption .title a { color: inherit; border: none; }
.fa-caption .title a:hover { color: var(--pigment-deep); }
.fa-caption .code {
  font-family: var(--type-mono);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  color: var(--pigment-deep);
  text-transform: uppercase;
  white-space: nowrap;
  font-feature-settings: "lnum" 1;
}
.fa-caption .spec {
  font-family: var(--type-mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  line-height: 1.55;
}
.fa-caption .spec .sep { color: var(--ink-faint); margin: 0 0.4em; }
.fa-caption .status {
  font-family: var(--type-serif);
  font-style: italic;
  font-size: 0.95rem;
  line-height: 1.4;
  color: var(--ink-soft);
  margin: 0;
}
.fa-caption .status.available { color: var(--hl-1); }
.fa-caption .status.featured  { color: var(--pigment); font-weight: 500; }
.fa-caption .status.featured::before { content: "★ "; color: var(--hl-1); margin-right: 0.2em; }
.fa-caption .status.private   { color: var(--ink-soft); }
.fa-caption .status a {
  color: inherit;
  border-bottom: 1px solid currentColor;
}
.fa-caption .status a:hover { color: var(--ink); border-bottom-color: var(--ink); }

/* ── Landing ────────────────────────────────────────────── */

.page-landing .intro {
  padding-top: 4rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--ink);
}
@media (min-width: 900px) {
  .page-landing .intro { padding-top: 5rem; padding-bottom: 4rem; }
}
.page-landing .intro-h1 {
  font-family: var(--type-serif);
  font-weight: 300;
  font-size: clamp(2.6rem, 5.5vw, 5rem);
  line-height: 0.95;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--ink);
  max-width: 22ch;
}
.page-landing .intro-h1 em {
  font-style: italic;
  color: var(--pigment-deep);
  font-weight: 300;
}

.page-landing .series-list {
  padding-bottom: 5rem;
}
@media (min-width: 900px) {
  .page-landing .series-list { padding-bottom: 6rem; }
}
.series-list-head {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1.5rem;
  align-items: baseline;
  padding: 3rem 0 1.25rem;
  border-bottom: 1px solid var(--ink-rule);
  font-family: var(--type-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.series-list-head .label { color: var(--ink); font-weight: 500; }
.series-list-head .count {
  color: var(--pigment-deep);
  font-style: italic;
  font-family: var(--type-serif);
  text-transform: none;
  letter-spacing: 0;
  font-size: 1rem;
}

.series-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 18rem), 1fr));
  gap: 3.5rem 2.5rem;
  margin-top: 2.5rem;
}
.series-card {
  display: grid;
  gap: 1rem;
  text-decoration: none;
  color: var(--ink);
  border: none;
}
.series-card-body {
  display: grid;
  gap: 0.3rem;
}
.series-card .name {
  font-family: var(--type-serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.35rem, 1.8vw, 1.6rem);
  line-height: 1.15;
  color: var(--ink);
}
.series-card:hover .name { color: var(--pigment-deep); }
.series-card .meta {
  font-family: var(--type-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}
.series-card .meta .yrs { color: var(--pigment-deep); }
.series-card:hover .fa-image { background: var(--pigment-soft); }
.series-card:hover .fa-image svg,
.series-card:hover .fa-image img { transform: scale(1.02); }

/* ── Series-detail head (the red-line fix) ──────────────── */

.page-series .series-head {
  padding-top: 3rem;
  padding-bottom: 4rem;
  border-bottom: 1px solid var(--ink);
}
@media (min-width: 900px) {
  .page-series .series-head { padding-top: 3.5rem; padding-bottom: 5rem; }
}
.series-head-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: start;        /* WAS end — top-align eyebrow with gloss */
}
@media (min-width: 900px) {
  .series-head-inner {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    gap: 4rem;
  }
}
.series-head .eyebrow {
  display: block;
  font-family: var(--type-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--pigment);
  margin-bottom: 1rem;
  font-weight: 500;
}
.series-head h1 {
  font-family: var(--type-serif);
  font-weight: 300;
  font-style: italic;
  font-size: clamp(2.6rem, 6vw, 5.2rem);
  line-height: 0.95;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--ink);
}
.series-head .gloss {
  font-family: var(--type-serif);
  font-size: 1.15rem;
  line-height: 1.55;
  color: var(--ink);
  max-width: 38ch;
}
.series-head .gloss p { margin: 0 0 0.85em; }
.series-head .gloss p:last-child { margin-bottom: 0; }
.series-head .gloss em { color: var(--pigment-deep); font-style: italic; }
.series-head .meta {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--ink-rule);
  display: grid;
  grid-template-columns: 5.5rem 1fr;
  gap: 0.35rem 1rem;
  font-family: var(--type-mono);
  font-size: 0.72rem;
  color: var(--ink-soft);
}
.series-head .meta dt {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink);
}
.series-head .meta dd { margin: 0; }
.series-head .meta a { color: var(--pigment); border: none; }
.series-head .meta a:hover { color: var(--pigment-deep); }

/* ── Works grid (orientation-aware, auto-fill) ──────────── */

.page-series .works {
  padding-top: 2.5rem;
  padding-bottom: 5rem;
}
@media (min-width: 900px) {
  .page-series .works { padding-top: 3rem; padding-bottom: 6rem; }
}
.works-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 20rem), 1fr));
  gap: 4rem 2.5rem;
}
.work {
  display: grid;
  gap: 0;
}

/* ── Work detail ────────────────────────────────────────── */

.page-work .work-detail {
  padding-top: 3rem;
  padding-bottom: 4rem;
}
@media (min-width: 900px) {
  .page-work .work-detail { padding-top: 4rem; padding-bottom: 5rem; }
}
.work-detail-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: start;
}
@media (min-width: 900px) {
  .work-detail-inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 4rem;
  }
}
.work-image {
  /* uses .fa-image rules for orientation */
}
.work-image svg, .work-image img { width: 92%; }

.work-info {
  align-self: start;
  padding-top: 0.25rem;
}
@media (min-width: 900px) {
  .work-info { position: sticky; top: 1.5rem; }
}
.work-info .figno-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: baseline;
  margin-bottom: 1.5rem;
}
.work-info .figno {
  font-family: var(--type-serif);
  font-weight: 200;
  font-size: 3.5rem;
  line-height: 0.9;
  color: var(--pigment-deep);
  letter-spacing: -0.02em;
}
.work-info .pl-lbl {
  font-family: var(--type-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.work-info h1 {
  font-family: var(--type-serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(2rem, 3vw, 2.8rem);
  line-height: 1.05;
  margin: 0 0 0.6rem;
  color: var(--ink);
}
.work-info .subtitle {
  font-family: var(--type-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--pigment);
  margin: 0 0 1.5rem;
}
.work-info .spec {
  margin: 1.5rem 0;
  padding: 1rem 0;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  display: grid;
  grid-template-columns: 6.5rem 1fr;
  gap: 0.55rem 1rem;
  font-family: var(--type-mono);
  font-size: 0.78rem;
  color: var(--ink);
  line-height: 1.5;
}
.work-info .spec dt {
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
}
.work-info .spec dd {
  margin: 0;
  font-family: var(--type-serif);
  font-size: 0.98rem;
}
.work-info .spec dd em { color: var(--pigment-deep); font-style: italic; }
.work-info .spec dd.tabular {
  font-family: var(--type-mono);
  font-variant-numeric: tabular-nums;
}
.work-info .spec dd a { color: var(--pigment); border: none; }
.work-info .spec dd a:hover { color: var(--pigment-deep); }

.work-info .note {
  font-family: var(--type-serif);
  font-size: 1.05rem;
  line-height: 1.55;
  color: var(--ink);
  margin: 1.5rem 0 1.25rem;
}
.work-info .note p { margin: 0 0 0.85em; }
.work-info .note p:last-child { margin-bottom: 0; }
.work-info .note em { color: var(--ink-soft); font-style: italic; }

.work-info .status {
  margin: 1.25rem 0;
  font-family: var(--type-serif);
  font-style: italic;
  font-size: 1.05rem;
}
.work-info .status.available { color: var(--hl-1); }
.work-info .status.featured  { color: var(--pigment); font-weight: 500; }
.work-info .status.private   { color: var(--ink-soft); }
.work-info .status a {
  color: inherit;
  border-bottom: 1px solid currentColor;
}
.work-info .status a:hover { color: var(--ink); border-bottom-color: var(--ink); }

.work-info .actions {
  margin-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.work-info .actions a {
  padding: 0.85em 1.1em;
  font-family: var(--type-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  border: 2px solid var(--ink);
  color: var(--ink);
  background: var(--paper);
  transition: background-color 220ms ease, color 220ms ease;
}
.work-info .actions a.primary {
  background: var(--ink);
  color: var(--paper);
}
.work-info .actions a.primary:hover { background: var(--pigment-deep); }
.work-info .actions a.secondary:hover { background: var(--ink); color: var(--paper); }

/* ── Related rail (work detail) ─────────────────────────── */

.related {
  padding-top: 3rem;
  padding-bottom: 4rem;
  border-top: 1px solid var(--ink);
}
@media (min-width: 900px) {
  .related { padding-top: 4rem; padding-bottom: 5rem; }
}
.related-head {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  align-items: baseline;
  margin-bottom: 2rem;
}
.related-head .label {
  font-family: var(--type-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink);
  font-weight: 500;
}
.related-head .series-link {
  font-family: var(--type-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--pigment);
  border: none;
}
.related-head .series-link:hover { color: var(--pigment-deep); }
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 18rem), 1fr));
  gap: 3rem 2.5rem;
}

/* ── Footer + colophon ──────────────────────────────────── */

.fa-end {
  padding-top: 5rem;
  padding-bottom: 2rem;
  border-top: 1px solid var(--ink);
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: end;
}
@media (min-width: 900px) {
  .fa-end {
    padding-top: 6rem;
    grid-template-columns: minmax(0, 1fr) auto;
  }
}
.fa-end .ask {
  font-family: var(--type-serif);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.3rem, 2.2vw, 1.8rem);
  line-height: 1.3;
  color: var(--ink);
  margin: 0;
  max-width: 36ch;
}
.fa-end .ask em { color: var(--pigment-deep); }
.fa-end .cta-quiet {
  display: inline-block;
  padding: 1em 1.4em;
  border: 2px solid var(--ink);
  font-family: var(--type-mono);
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink);
  background: var(--paper);
  text-decoration: none;
  transition: background-color 220ms ease, color 220ms ease;
  align-self: start;
}
.fa-end .cta-quiet:hover { background: var(--pigment-deep); color: var(--paper); }

.colophon {
  padding-top: 2rem;
  padding-bottom: 4rem;
  font-family: var(--type-mono);
  font-size: 0.72rem;
  line-height: 1.6;
  color: var(--ink-soft);
  letter-spacing: 0.02em;
}
.colophon .well {
  display: grid;
  gap: 1rem;
  border-top: 1px solid var(--ink-faint);
  padding-top: 1.5rem;
}
.colophon .item {
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 0.5rem;
}
.colophon .item .num { color: var(--pigment-deep); font-family: var(--type-serif); font-style: italic; }
.colophon a { color: var(--ink-soft); border-bottom: 1px solid var(--ink-faint); }
.colophon a:hover { color: var(--pigment); border-bottom-color: var(--pigment); }
.colophon em { font-style: italic; }

/* ── Reduced motion ─────────────────────────────────────── */

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