/* 陈屿摄影 · Lumen Frame — Design System */
@font-face {
  font-family: 'Playfair Display';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url('../fonts/playfair-regular.woff2') format('woff2');
}
@font-face {
  font-family: 'Playfair Display';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/playfair-italic.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/inter-400.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('../fonts/inter-500.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('../fonts/inter-600.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/jetbrains-400.woff2') format('woff2');
}

:root {
  --bg: #0c0c0c;
  --bg-soft: #121212;
  --surface: #161616;
  --elevated: #1c1c1c;
  --line: #2a2a2a;
  --line-soft: #222;
  --ink: #f5f0e8;
  --ink-muted: #9a9590;
  --ink-dim: #6b6660;
  --accent: #c4a574;
  --accent-soft: rgba(196, 165, 116, 0.14);
  --danger: #c45c4a;
  --font-display: 'Playfair Display', 'Songti SC', 'STSong', 'SimSun', serif;
  --font-body: 'Inter', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
  --max: 1200px;
  --max-wide: 1400px;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --radius: 2px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --header-h: 72px;
}

*, *::before, *::after { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img {
  display: block;
  max-width: 100%;
  height: auto;
}
a {
  color: inherit;
  text-decoration: none;
  cursor: pointer;
}
button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 0;
}
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p, figure { margin: 0; }
::selection {
  background: var(--accent);
  color: #111;
}
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* —— Typography —— */
.display {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.15;
}
.label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-muted);
}
.muted { color: var(--ink-muted); }
.accent { color: var(--accent); }

/* —— Layout —— */
.container {
  width: min(100% - var(--gutter) * 2, var(--max));
  margin-inline: auto;
}
.container-wide {
  width: min(100% - var(--gutter) * 2, var(--max-wide));
  margin-inline: auto;
}
.section {
  padding: clamp(4rem, 10vw, 7rem) 0;
}
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: clamp(2rem, 5vw, 3.5rem);
  flex-wrap: wrap;
}
.section-head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 400;
  letter-spacing: -0.02em;
}
.section-head .label { margin-bottom: 0.6rem; display: block; }
.link-more {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-muted);
  border-bottom: 1px solid var(--line);
  padding-bottom: 2px;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}
.link-more:hover { color: var(--accent); border-color: var(--accent); }

/* —— Header —— */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(12, 12, 12, 0.72);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, background 0.3s ease;
}
.site-header.is-scrolled {
  border-bottom-color: var(--line);
  background: rgba(12, 12, 12, 0.9);
}
.header-inner {
  width: min(100% - var(--gutter) * 2, var(--max-wide));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  min-height: 44px;
}
.brand img {
  width: 36px;
  height: 36px;
}
.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}
.brand-name {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.04em;
}
.brand-sub {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--ink-dim);
  text-transform: uppercase;
}
.nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.5vw, 2rem);
}
.nav a {
  position: relative;
  font-size: 0.9rem;
  color: var(--ink-muted);
  padding: 0.5rem 0;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  transition: color 0.25s var(--ease);
}
.nav a::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 10px;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}
.nav a:hover,
.nav a[aria-current="page"] { color: var(--ink); }
.nav a:hover::after,
.nav a[aria-current="page"]::after { transform: scaleX(1); }

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 18px;
  height: 1px;
  background: var(--ink);
  position: relative;
  transition: transform 0.25s var(--ease), opacity 0.2s ease;
}
.nav-toggle span::before,
.nav-toggle span::after {
  content: '';
  position: absolute;
  left: 0;
}
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { top: 0; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { top: 0; transform: rotate(-45deg); }

/* —— Hero —— */
.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: end;
  padding: calc(var(--header-h) + 2rem) 0 4rem;
  overflow: hidden;
}
.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.55) contrast(1.05);
  transform: scale(1.03);
}
.hero-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(12,12,12,0.35) 0%, rgba(12,12,12,0.15) 40%, rgba(12,12,12,0.92) 100%),
    radial-gradient(ellipse at 70% 30%, transparent 0%, rgba(12,12,12,0.45) 70%);
}
.hero-content {
  position: relative;
  z-index: 1;
  width: min(100% - var(--gutter) * 2, var(--max-wide));
  margin-inline: auto;
}
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}
.hero-kicker::before {
  content: '';
  width: 32px;
  height: 1px;
  background: var(--accent);
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 7vw, 4.75rem);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.03em;
  max-width: 14ch;
}
.hero h1 em {
  font-style: italic;
  color: var(--accent);
}
.hero-lead {
  margin-top: 1.5rem;
  max-width: 36ch;
  color: var(--ink-muted);
  font-size: clamp(0.95rem, 1.5vw, 1.05rem);
}
.hero-meta {
  margin-top: 2.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  align-items: center;
}
.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  min-height: 48px;
  padding: 0 1.4rem;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition: background 0.25s var(--ease), color 0.25s var(--ease);
}
.hero-cta:hover {
  background: var(--accent);
  color: #111;
}
.hero-stats {
  display: flex;
  gap: 2rem;
}
.hero-stats div span {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--ink);
}
.hero-stats div small {
  font-size: 12px;
  color: var(--ink-dim);
}

/* —— Page hero (inner pages) —— */
.page-hero {
  padding: calc(var(--header-h) + clamp(3rem, 8vw, 5.5rem)) 0 clamp(2.5rem, 6vw, 4rem);
  border-bottom: 1px solid var(--line);
}
.page-hero .label { margin-bottom: 0.85rem; display: block; }
.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1.1;
}
.page-hero p {
  margin-top: 1.25rem;
  max-width: 48ch;
  color: var(--ink-muted);
}

/* —— Featured series —— */
.series-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.series-card {
  position: relative;
  display: block;
  overflow: hidden;
  aspect-ratio: 3 / 4;
  background: var(--surface);
  border: 1px solid var(--line-soft);
}
.series-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease), filter 0.5s ease;
  filter: brightness(0.78) saturate(0.92);
}
.series-card:hover img {
  transform: scale(1.05);
  filter: brightness(0.9) saturate(1);
}
.series-card-body {
  position: absolute;
  inset: auto 0 0 0;
  padding: 1.5rem;
  background: linear-gradient(transparent, rgba(0,0,0,0.85));
}
.series-card h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  margin-top: 0.35rem;
}
.series-card .count {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.12em;
}

/* —— Work grid —— */
.work-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1rem;
}
.work-item {
  grid-column: span 4;
  position: relative;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line-soft);
  cursor: pointer;
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease), border-color 0.3s ease;
}
.work-item.is-visible {
  opacity: 1;
  transform: none;
}
.work-item.is-hidden { display: none; }
.work-item.wide { grid-column: span 8; }
.work-item.tall { grid-column: span 4; }
.work-item.full { grid-column: span 12; }

.work-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
}
.work-item.tall .work-frame { aspect-ratio: 3 / 4; }
.work-item.wide .work-frame { aspect-ratio: 16 / 9; }
.work-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease), filter 0.4s ease;
  filter: brightness(0.92);
}
.work-item:hover .work-frame img,
.work-item:focus-within .work-frame img {
  transform: scale(1.04);
  filter: brightness(1);
}
.work-meta {
  padding: 1rem 1.1rem 1.15rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: baseline;
  border-top: 1px solid var(--line-soft);
}
.work-meta h3 {
  font-size: 0.98rem;
  font-weight: 500;
  letter-spacing: 0.01em;
}
.work-meta .meta-right {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-dim);
  letter-spacing: 0.08em;
  white-space: nowrap;
}
.work-item:hover .work-meta h3 { color: var(--accent); }

/* —— Filters —— */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2rem;
}
.filter-btn {
  min-height: 40px;
  padding: 0 1rem;
  border: 1px solid var(--line);
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}
.filter-btn:hover {
  color: var(--ink);
  border-color: var(--ink-dim);
}
.filter-btn.is-active {
  color: #111;
  background: var(--accent);
  border-color: var(--accent);
}

/* —— Quote / statement —— */
.statement {
  padding: clamp(4rem, 10vw, 7rem) 0;
  border-block: 1px solid var(--line);
  background: var(--bg-soft);
}
.statement blockquote {
  max-width: 28ch;
  margin: 0 auto;
  text-align: center;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-style: italic;
  line-height: 1.35;
  color: var(--ink);
}
.statement cite {
  display: block;
  margin-top: 1.5rem;
  font-style: normal;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--accent);
  text-transform: uppercase;
}

/* —— About split —— */
.about-split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.about-split figure {
  overflow: hidden;
  border: 1px solid var(--line);
}
.about-split img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  filter: brightness(0.92);
}
.about-copy h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 400;
  margin-bottom: 1.25rem;
}
.about-copy p {
  color: var(--ink-muted);
  margin-bottom: 1rem;
}
.about-copy p strong {
  color: var(--ink);
  font-weight: 500;
}
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.75rem;
}
.tag-list span {
  padding: 0.35rem 0.7rem;
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-muted);
}

/* —— Journal cards —— */
.journal-list {
  display: grid;
  gap: 1.25rem;
}
.journal-card {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 0;
  border: 1px solid var(--line);
  background: var(--surface);
  transition: border-color 0.3s ease;
}
.journal-card:hover { border-color: var(--accent); }
.journal-card figure {
  overflow: hidden;
  min-height: 100%;
}
.journal-card img {
  width: 100%;
  height: 100%;
  min-height: 200px;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}
.journal-card:hover img { transform: scale(1.04); }
.journal-card-body {
  padding: 1.5rem 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.journal-card h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 400;
  margin: 0.5rem 0 0.75rem;
}
.journal-card p {
  color: var(--ink-muted);
  font-size: 0.95rem;
}
.journal-card .date {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--ink-dim);
}

/* —— Series intro banner —— */
.series-banner {
  position: relative;
  min-height: 52vh;
  display: grid;
  align-items: end;
  overflow: hidden;
  margin-top: var(--header-h);
}
.series-banner img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.45);
}
.series-banner-content {
  position: relative;
  z-index: 1;
  width: min(100% - var(--gutter) * 2, var(--max-wide));
  margin-inline: auto;
  padding: 3rem 0;
}
.series-banner h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.2rem);
  font-weight: 400;
  letter-spacing: -0.03em;
}
.series-banner p {
  margin-top: 1rem;
  max-width: 42ch;
  color: rgba(245, 240, 232, 0.78);
}

/* —— Article (journal detail style) —— */
.article-body {
  max-width: 680px;
}
.article-body p {
  color: var(--ink-muted);
  margin-bottom: 1.25rem;
  font-size: 1.02rem;
}
.article-body h2 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 400;
  margin: 2.5rem 0 1rem;
  color: var(--ink);
}
.article-body figure {
  margin: 2rem 0;
  border: 1px solid var(--line);
}
.article-body figcaption {
  padding: 0.75rem 1rem;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink-dim);
  background: var(--surface);
}

/* —— Contact —— */
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(2rem, 5vw, 4rem);
}
.contact-block h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 400;
  margin-bottom: 1rem;
}
.contact-block > p {
  color: var(--ink-muted);
  max-width: 40ch;
  margin-bottom: 2rem;
}
.contact-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}
.contact-list li {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 1rem;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.contact-list .k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.contact-list .v {
  color: var(--ink);
}
.contact-list a {
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.contact-list a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}
.contact-aside {
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 2rem;
  height: fit-content;
}
.contact-aside h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 400;
  margin-bottom: 1rem;
}
.contact-aside p {
  color: var(--ink-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}
.contact-aside ul {
  display: grid;
  gap: 0.75rem;
}
.contact-aside li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--line-soft);
  font-size: 0.92rem;
}
.contact-aside li span:first-child { color: var(--ink-muted); }
.contact-aside li span:last-child { color: var(--accent); font-family: var(--font-mono); font-size: 12px; }

/* —— Stats strip —— */
.stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line);
}
.stats-strip div {
  padding: 1.75rem 1.25rem;
  border-right: 1px solid var(--line);
  text-align: center;
}
.stats-strip div:last-child { border-right: 0; }
.stats-strip strong {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 400;
  color: var(--accent);
  margin-bottom: 0.35rem;
}
.stats-strip span {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--ink-dim);
  text-transform: uppercase;
}

/* —— Footer —— */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 3rem 0 2rem;
  margin-top: 2rem;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.footer-brand img { width: 40px; height: 40px; }
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem 1.75rem;
}
.footer-nav a {
  color: var(--ink-muted);
  font-size: 0.9rem;
  transition: color 0.2s ease;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}
.footer-nav a:hover { color: var(--accent); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink-dim);
}

/* —— Lightbox —— */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(8, 8, 8, 0.94);
  display: grid;
  place-items: center;
  padding: 2rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.lightbox.is-open {
  opacity: 1;
  visibility: visible;
}
.lightbox-inner {
  max-width: min(1100px, 100%);
  max-height: 85vh;
  display: grid;
  gap: 1rem;
  justify-items: center;
}
.lightbox img {
  max-height: 72vh;
  max-width: 100%;
  width: auto;
  object-fit: contain;
  border: 1px solid var(--line);
}
.lightbox-caption {
  text-align: center;
  color: var(--ink-muted);
  font-size: 0.95rem;
}
.lightbox-caption strong {
  display: block;
  color: var(--ink);
  font-weight: 500;
  margin-bottom: 0.25rem;
}
.lightbox-close {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  width: 48px;
  height: 48px;
  border: 1px solid var(--line);
  color: var(--ink);
  font-size: 1.5rem;
  line-height: 1;
  background: rgba(12,12,12,0.7);
  transition: border-color 0.2s ease, color 0.2s ease;
}
.lightbox-close:hover {
  border-color: var(--accent);
  color: var(--accent);
}
body.lightbox-open { overflow: hidden; }

/* —— Reveal on scroll —— */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* —— Breadcrumb —— */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-dim);
  text-transform: uppercase;
}
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb span[aria-current] { color: var(--ink-muted); }

/* —— Empty filter state —— */
.empty-state {
  display: none;
  grid-column: 1 / -1;
  padding: 4rem 1rem;
  text-align: center;
  color: var(--ink-muted);
  border: 1px dashed var(--line);
}
.empty-state.is-shown { display: block; }

/* —— Skip link —— */
.skip-link {
  position: absolute;
  left: 1rem;
  top: -100px;
  z-index: 300;
  background: var(--accent);
  color: #111;
  padding: 0.75rem 1rem;
  font-weight: 500;
}
.skip-link:focus { top: 1rem; }

/* —— Responsive —— */
@media (max-width: 1024px) {
  .series-grid { grid-template-columns: repeat(2, 1fr); }
  .work-item,
  .work-item.wide,
  .work-item.tall { grid-column: span 6; }
  .work-item.full { grid-column: span 12; }
  .about-split { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .stats-strip { grid-template-columns: repeat(2, 1fr); }
  .stats-strip div:nth-child(2) { border-right: 0; }
  .stats-strip div:nth-child(1),
  .stats-strip div:nth-child(2) { border-bottom: 1px solid var(--line); }
}

@media (max-width: 768px) {
  :root { --header-h: 64px; }
  .nav-toggle { display: grid; }
  .nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.5rem var(--gutter) 1rem;
    background: rgba(12, 12, 12, 0.97);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(16px);
  }
  .nav.is-open { display: flex; }
  .nav a {
    padding: 1rem 0;
    border-bottom: 1px solid var(--line-soft);
  }
  .nav a::after { display: none; }
  .series-grid { grid-template-columns: 1fr; }
  .work-item,
  .work-item.wide,
  .work-item.tall,
  .work-item.full { grid-column: span 12; }
  .journal-card { grid-template-columns: 1fr; }
  .journal-card img { min-height: 200px; aspect-ratio: 16/10; }
  .hero-meta { flex-direction: column; align-items: flex-start; gap: 1.5rem; }
  .contact-list li { grid-template-columns: 1fr; gap: 0.25rem; }
  .stats-strip { grid-template-columns: 1fr 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal, .work-item {
    opacity: 1;
    transform: none;
  }
}