/* ----- tokens (set live by tweaks) ----- */
:root {
  --bg: #f4f2ed;
  --fg: #141414;
  --muted: #8a8782;
  --rule: rgba(20, 20, 20, 0.16);
  --rule-strong: rgba(20, 20, 20, 0.32);
  --font-display: "Spectral", "Times New Roman", serif;
  --font-body: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", monospace;
  --row-h: 64px;
  --gutter: clamp(24px, 4vw, 64px);
  --section-gap: clamp(140px, 18vw, 280px);
}

/* themes — keyed by [data-theme] on <html> */
html[data-theme="warm"] {
  --bg: #f4f2ed;
  --fg: #141414;
  --muted: #8a8782;
  --rule: rgba(20, 20, 20, 0.16);
  --rule-strong: rgba(20, 20, 20, 0.32);
}
html[data-theme="bone"] {
  --bg: #ece8df;
  --fg: #1c1a16;
  --muted: #7a7569;
  --rule: rgba(28, 26, 22, 0.18);
  --rule-strong: rgba(28, 26, 22, 0.36);
}
html[data-theme="paper"] {
  --bg: #fafaf8;
  --fg: #0f0f10;
  --muted: #9a9994;
  --rule: rgba(15, 15, 16, 0.12);
  --rule-strong: rgba(15, 15, 16, 0.3);
}
html[data-theme="ink"] {
  --bg: #11110f;
  --fg: #ece8de;
  --muted: #6b6862;
  --rule: rgba(236, 232, 222, 0.16);
  --rule-strong: rgba(236, 232, 222, 0.32);
}
html[data-theme="moss"] {
  --bg: #1a1d18;
  --fg: #e9e6dc;
  --muted: #6a6d63;
  --rule: rgba(233, 230, 220, 0.14);
  --rule-strong: rgba(233, 230, 220, 0.3);
}

/* font pairings */
html[data-font="serif-helv"] {
  --font-display: "Spectral", serif;
  --font-body: "Helvetica Neue", Helvetica, Arial, sans-serif;
}
html[data-font="serif-mono"] {
  --font-display: "Spectral", serif;
  --font-body: "JetBrains Mono", ui-monospace, monospace;
}
html[data-font="all-mono"] {
  --font-display: "JetBrains Mono", ui-monospace, monospace;
  --font-body: "JetBrains Mono", ui-monospace, monospace;
}
html[data-font="all-serif"] {
  --font-display: "Spectral", serif;
  --font-body: "Spectral", serif;
}
html[data-font="all-sans"] {
  --font-display: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-body: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
.work-section, #bio { scroll-margin-top: 64px; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  cursor: default;
  transition: background-color 220ms ease, color 220ms ease;
}

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


/* ----- top bar ----- */
.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 18px var(--gutter);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  pointer-events: none;
  mix-blend-mode: difference;
  color: #f4f2ed;
}
.topbar > * { pointer-events: auto; }
.topbar .nav { display: flex; gap: 28px; justify-content: flex-end; }
.topbar .nav a { opacity: 0.85; transition: opacity 160ms; }
.topbar .nav a:hover { opacity: 1; }
.topbar .brand { letter-spacing: 0.04em; text-decoration: none; color: inherit; }
.topbar .center { opacity: 0.7; text-align: center; }

/* ----- masthead ----- */
.masthead {
  min-height: 100vh;
  padding: 80px var(--gutter) 60px;
  display: grid;
  grid-template-rows: 1fr auto;
  position: relative;
}
.masthead .center {
  align-self: center;
  display: grid;
  justify-items: center;
  gap: clamp(28px, 4vw, 56px);
  text-align: center;
}
.masthead .title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(54px, 11.5vw, 188px);
  line-height: 0.92;
  letter-spacing: -0.02em;
  margin: 0;
  white-space: nowrap;
}
.masthead .title em {
  font-style: italic;
  font-weight: 300;
}
.masthead .title-group {
  display: flex;
  flex-direction: column;
  gap: clamp(4px, 0.6vw, 10px);
  align-items: center;
}
.masthead .subtitle {
  font-family: var(--font-display);
  font-weight: 300;
  font-style: italic;
  font-size: clamp(22px, 4.8vw, 79px);
  line-height: 0.92;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--fg);
}

/* category nav under the name — single line */
.cat-nav {
  display: flex;
  align-items: center;
  gap: clamp(20px, 3vw, 48px);
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  flex-wrap: nowrap;
  white-space: nowrap;
}
.cat-nav .sep {
  width: 6px; height: 6px;
  background: var(--rule-strong);
  border-radius: 50%;
  flex: 0 0 auto;
}
.cat-nav a {
  position: relative;
  color: var(--fg);
  transition: opacity 200ms;
}
.cat-nav a .idx {
  color: var(--muted);
  margin-right: 6px;
}
.cat-nav a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -6px;
  height: 1px;
  background: var(--fg);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 320ms cubic-bezier(.2,.7,.2,1);
}
.cat-nav a:hover::after { transform: scaleX(1); }

.masthead .meta-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  border-top: 1px solid var(--rule);
  padding-top: 16px;
}
.masthead .meta-grid .label {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
}
.masthead .meta-grid .value {
  color: var(--fg);
  font-size: 11.5px;
}

/* corner markers */
.corner {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}
.corner.tl { top: 80px; left: var(--gutter); }
.corner.tr { top: 80px; right: var(--gutter); text-align: right; }

/* ----- top bar (slimmer — only brand + clock now) ----- */

/* ----- section anchor heads ----- */
.section-anchor {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: baseline;
  gap: 32px;
  padding: 0 var(--gutter) 18px;
  margin-bottom: 48px;
  border-bottom: 1px solid var(--rule-strong);
  font-family: var(--font-mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}
.section-anchor h3 {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(36px, 5.4vw, 78px);
  line-height: 0.95;
  letter-spacing: -0.015em;
  margin: 0;
  color: var(--fg);
  text-transform: none;
}
.section-anchor .meta { text-align: right; }
.section-anchor .blurb {
  max-width: 32ch;
  font-family: var(--font-body);
  font-size: 12.5px;
  text-transform: none;
  letter-spacing: 0;
  color: var(--muted);
  line-height: 1.55;
}

.work-section {
  padding: 0 var(--gutter);
  margin-top: var(--section-gap);
}
.work-section:first-of-type { margin-top: var(--section-gap); }

/* shared section heading (used by Bio) */
.section-head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: end;
  gap: 32px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--rule-strong);
  margin-bottom: 56px;
}
.section-head .kicker {
  font-family: var(--font-mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}
.section-head h2 {
  font-family: var(--font-display);
  font-weight: 300;
  font-style: italic;
  font-size: clamp(40px, 6vw, 92px);
  line-height: 0.95;
  margin: 0;
  letter-spacing: -0.015em;
}
.section-head .count {
  font-family: var(--font-mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  text-align: right;
}

/* ----- editorial diagram (asymmetric image composition) ----- */
.diagram {
  display: grid;
  grid-template-columns: repeat(21, 1fr);
  column-gap: clamp(12px, 1.6vw, 24px);
  row-gap: clamp(60px, 7vw, 100px);
}
.diagram .tile { cursor: default; }
.diagram .tile .frame {
  width: 100%;
  background: var(--rule);
  overflow: hidden;
  position: relative;
}
.diagram .tile .frame .media {
  position: relative;
  width: 100%;
  height: auto;
  display: block;
  inset: unset;
  object-fit: unset;
}
.diagram .tile .caption {
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  align-items: baseline;
  gap: 12px;
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--rule);
  font-family: var(--font-mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}
.diagram .tile .caption .num { color: var(--muted); }
.diagram .tile .caption .ttl,
.diagram .tile .caption .client {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 15px;
  letter-spacing: -0.005em;
  text-transform: none;
  color: var(--fg);
  line-height: 1.15;
}
.diagram .tile .caption .client {
  flex: 1;
  text-align: center;
}
.diagram .tile .caption span:last-child {
  margin-left: auto;
}
.diagram .tile:hover .frame { opacity: 0.93; }

/* pairs sum to 21 cols — 11:10 ratio = exactly 10% max variation per row */
.diagram .tile:nth-child(6n+1) { grid-column: span 11; }
.diagram .tile:nth-child(6n+2) { grid-column: span 10; margin-top: clamp(40px, 6vw, 90px); }
.diagram .tile:nth-child(6n+3) { grid-column: span 10; }
.diagram .tile:nth-child(6n+4) { grid-column: span 11; margin-top: clamp(20px, 3vw, 50px); }
.diagram .tile:nth-child(6n+5) { grid-column: span 11; }
.diagram .tile:nth-child(6n+6) { grid-column: span 10; margin-top: clamp(40px, 6vw, 90px); }

@media (max-width: 800px) {
  .diagram { row-gap: 60px; }
  .diagram .tile:nth-child(n) {
    grid-column: 1 / -1;
    margin-top: 0;
  }
}

@media (max-width: 600px) {
  /* masthead: scale name with viewport so it stays on one line */
  .masthead .title {
    font-size: clamp(18px, 8vw, 54px);
  }

  /* topbar: hide center label, keep brand left and nav right */
  .topbar {
    grid-template-columns: 1fr auto;
  }
  .topbar .center { display: none; }

  /* section anchor: stack index + title, hide right meta */
  .section-anchor {
    grid-template-columns: auto 1fr;
  }
  .section-anchor .meta { display: none; }

  /* caption: allow wrap so year drops gracefully if needed */
  .diagram .tile .caption {
    flex-wrap: wrap;
    gap: 6px 12px;
  }
  .diagram .tile .caption .client {
    flex: 0 0 100%;
    text-align: left;
  }
  .diagram .tile .caption span:last-child {
    margin-left: 0;
  }

  /* detail panel meta: 2 columns instead of 4 */
  .pv-meta {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* placeholder SVG bg */
.ph {
  position: absolute; inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: var(--ph-bg);
  background-size: 8px 8px;
}
.ph .lbl {
  font-family: var(--font-mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  background: var(--bg);
  padding: 4px 8px;
  border: 1px solid var(--rule-strong);
}

/* actual image fill */
.media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ----- bio ----- */
.bio {
  padding: 0 var(--gutter);
  margin-top: var(--section-gap);
}
.bio-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(40px, 6vw, 120px);
}
@media (max-width: 900px) {
  .bio-grid { grid-template-columns: 1fr; }
}
.bio-lede {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(28px, 3.4vw, 48px);
  line-height: 1.12;
  letter-spacing: -0.015em;
  margin: 0;
}
.bio-lede em { font-style: italic; }
.bio-body {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.7;
  color: var(--fg);
  max-width: calc(56ch + 100px);
}
.bio-body p { margin: 0 0 1.2em; }
.bio-body p:last-child { margin-bottom: 0; }
.bio-meta {
  margin-top: 56px;
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(40px, 6vw, 120px);
  font-family: var(--font-mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  border-top: 1px solid var(--rule-strong);
  padding-top: 16px;
}
.bio-meta-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.bio-meta .label { display: block; margin-bottom: 6px; }
.bio-meta .value { color: var(--fg); font-size: 11.5px; }
.bio-meta ul { list-style: none; margin: 0; padding: 0; }
.bio-meta li { color: var(--fg); font-size: 11.5px; line-height: 1.7; }

/* ----- footer ----- */
.footer {
  margin-top: var(--section-gap);
  padding: 24px var(--gutter) 28px;
  border-top: 1px solid var(--rule-strong);
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 24px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}
.footer .colophon { grid-column: 1 / 3; }
.footer a:hover { color: var(--fg); }
.footer .right { text-align: right; grid-column: 4; }


/* ----- project case-study overlay ----- */
.project-view {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: var(--bg);
  color: var(--fg);
  overflow-y: auto;
  overflow-x: hidden;
  opacity: 0;
  pointer-events: none;
  transition: opacity 320ms ease;
}
.project-view.open { opacity: 1; pointer-events: auto; }

.pv-bar {
  position: sticky;
  top: 0;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 18px var(--gutter);
  background: var(--bg);
  border-bottom: 1px solid var(--rule);
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.pv-bar .back { cursor: pointer; }
.pv-bar .back:hover { color: var(--muted); }
.pv-bar .center { text-align: center; color: var(--muted); }
.pv-bar .right { text-align: right; color: var(--muted); }

.pv-hero {
  padding: clamp(60px, 10vh, 120px) var(--gutter) 60px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 100px);
  align-items: end;
  border-bottom: 1px solid var(--rule);
}
@media (max-width: 900px) {
  .pv-hero { grid-template-columns: 1fr; }
}
.pv-title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(48px, 8vw, 120px);
  line-height: 0.92;
  letter-spacing: -0.02em;
  margin: 0;
}
.pv-title em { font-style: italic; }
.pv-cat {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  display: block;
  margin-bottom: 18px;
}
.pv-desc {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(20px, 2.2vw, 30px);
  line-height: 1.3;
  max-width: 30ch;
  margin: 0;
}

.pv-meta {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding: 24px var(--gutter);
  border-bottom: 1px solid var(--rule);
  font-family: var(--font-mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}
.pv-meta .label { display: block; margin-bottom: 6px; }
.pv-meta .value { color: var(--fg); font-size: 11.5px; }

.pv-gallery-head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 24px;
  align-items: baseline;
  padding: 60px var(--gutter) 24px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}
.pv-gallery-head h4 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 20px;
  letter-spacing: -0.005em;
  margin: 0;
  color: var(--fg);
  text-transform: none;
}

.pv-scroller {
  display: flex;
  gap: clamp(12px, 1.6vw, 24px);
  overflow-x: auto;
  overflow-y: hidden;
  padding: 0 var(--gutter) 80px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}
.pv-scroller::-webkit-scrollbar { height: 6px; }
.pv-scroller::-webkit-scrollbar-thumb { background: var(--rule-strong); }
.pv-slide {
  flex: 0 0 auto;
  scroll-snap-align: start;
  height: clamp(420px, 70vh, 720px);
  position: relative;
}
.pv-slide .frame {
  height: 100%;
  background: var(--rule);
  overflow: hidden;
  position: relative;
}
.pv-slide .frame[data-ar="4-5"] { aspect-ratio: 4 / 5; }
.pv-slide .frame[data-ar="3-4"] { aspect-ratio: 3 / 4; }
.pv-slide .frame[data-ar="1-1"] { aspect-ratio: 1 / 1; }
.pv-slide .frame[data-ar="3-2"] { aspect-ratio: 3 / 2; }
.pv-slide .frame[data-ar="2-3"] { aspect-ratio: 2 / 3; }
.pv-slide .num {
  position: absolute;
  bottom: -22px;
  left: 0;
  font-family: var(--font-mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.pv-foot {
  padding: 24px var(--gutter) 40px;
  border-top: 1px solid var(--rule);
  display: grid;
  grid-template-columns: 1fr 1fr;
  font-family: var(--font-mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}
.pv-foot .right { text-align: right; }
.pv-foot a:hover { color: var(--fg); }

/* lock body scroll when overlay open */
body[data-overlay-open="true"] { overflow: hidden; }

/* selection */
::selection { background: var(--fg); color: var(--bg); }

/* utility — clock */
.clock { font-variant-numeric: tabular-nums; }
