/* ========== zero motion ============================================== */
*, *::before, *::after {
  transition: none !important;
  animation: none !important;
  box-sizing: border-box;
}
html, body { margin: 0; padding: 0; }

/* ========== tokens ====================================================
   Colours, fonts, spacing. Spacing scale + inner-outer rule live in
   SPEC.md §D.6 / §D.7. */
:root {
  color-scheme: light dark;

  --bg:             #ececef;
  --block:          #dcdce0;
  --block-2:        #cfcfd3;
  --fg:             #0a0a0a;
  --fg-soft:        #2a2a2a;
  --muted:          #595959;
  --accent:         #fdcea8;
  --accent-muted:   color-mix(in oklab, var(--accent) 45%, var(--bg));
  --fg-on-muted:    #0a0a0a;
  --fg-on-accent:   #0a0a0a;
  --xxs: 8px;
  --xs:  16px;
  --s:   24px;
  --m:   32px;
  --l:   40px;
  --xl:  48px;
  --xxl: 64px;
  --font-display: "Saira Condensed", system-ui, sans-serif;
  --font-body:    "IBM Plex Sans", system-ui, sans-serif;
  --font-mono:    "IBM Plex Mono", ui-monospace, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg:             #0c0c0e;
    --block:          #18181a;
    --block-2:        #222226;
    --fg:             #efece4;
    --fg-soft:        #d3d3d6;
    --muted:          #8a8a8a;
    --accent:         #fdcea8;
    --accent-muted:   color-mix(in oklab, var(--accent) 22%, var(--bg));
    --fg-on-muted:    #efece4;
    --fg-on-accent:   #0a0a0a;
  }
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizelegibility;
}
a { color: inherit; cursor: pointer; }
a * { cursor: inherit; }

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}
.sr { position:absolute; width:1px; height:1px; padding: 0; margin: -1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0; }

/* ========== primitives ================================================ */

/* hero name — the only jumbo on the page */
.h-name {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: 0.005em;
  text-transform: uppercase;
  line-height: 0.86;
  margin: 0;
  color: var(--fg);
  font-size: clamp(72px, 9vw, 144px);
}

.h-bio {
  font-family: var(--font-body);
  font-size: 21px;
  line-height: 1.42;
  margin: 0;
  text-wrap: pretty;
  color: var(--fg-soft);
  max-width: 36ch;
}

/* small mono section header */
.sec-head {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  display: flex;
  align-items: baseline;
  gap: var(--xs);
  margin: 0 0 var(--xs);
}
.sec-head .n { color: var(--fg); font-weight: 500; }
.sec-head .meta { margin-left: auto; }

/* experience — non-clickable monochrome line */
.exp {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: 0.005em;
  line-height: 1;
  text-transform: uppercase;
  margin: 0;
  color: var(--fg);
  font-size: clamp(28px, 3.6vw, 44px);
}
.exp .since { color: var(--muted); }

/* filled-tile base — every clickable rectangle on the page (card,
   publication row, social tile) shares this fill + hover-swap. */
.card, .pub, .soc {
  background: var(--accent-muted);
  color: var(--fg-on-muted);
  text-decoration: none;
}

.card:hover, .pub:hover, .soc:hover {
  background: var(--accent);
  color: var(--fg-on-accent);
}

.card {
  display: block;
  padding: var(--s);
}

.card .c-title {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: 0.005em;
  text-transform: uppercase;
  line-height: 0.95;
  margin: 0;
  color: inherit;
  word-break: break-word;
  font-size: 26px;
}

.card .c-desc {
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.42;
  margin: var(--xxs) 0 0;
  color: inherit;
  opacity: 0.95;
}

/* slynk card with icon */
.card.slynk {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: var(--xs);
  align-items: start;
}

.slynk-icon {
  width: 56px;
  height: 56px;
  background-image: url("assets/slynk-icon.png");
  background-size: contain;
  background-repeat: no-repeat;
  filter: grayscale(1) contrast(1.05);
  flex-shrink: 0;
}
.card.slynk:hover .slynk-icon { filter: none; }

/* publication row */
.pub {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: var(--xs);
  padding: var(--xxs) var(--xs);
  align-items: baseline;
}

.pub .pub-date {
  font-family: var(--font-mono);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  color: inherit;
  opacity: 0.7;
}

.pub .pub-title {
  font-family: var(--font-body);
  font-weight: 500;
  letter-spacing: 0;
  font-size: 16px;
  line-height: 1.3;
  text-wrap: balance;
  color: inherit;
}

/* social tile */
.soc {
  display: grid;
  place-items: center;
  aspect-ratio: 1 / 1;
}

.soc-ic {
  width: 36%;
  height: 36%;
  object-fit: contain;
  display: block;
}
.soc.has-label { position: relative; }

.soc.has-label .lab {
  position: absolute;
  right: 10%;
  bottom: 10%;
}

.soc .lab {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: lowercase;
  opacity: 0.7;
  line-height: 1;
}

/* ========== HERO (matches pairs block language: photo + filled text block) === */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--xs);
  min-height: 540px;
}

.hero-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-text {
  background: var(--block);
  padding: var(--m) var(--l);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--s);
}

/* ========== BELOW HERO (V3 — pairs meta-grid) ======================== */
.below {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--m) var(--m) var(--xxl);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--xs);
  align-items: start;
}
.below > * { min-width: 0; }
.below .full { grid-column: 1 / -1; }

.blk {
  background: var(--block);
  padding: var(--s) var(--s) var(--m);
}

.stack { display: flex; flex-direction: column; gap: var(--xxs); }

/* row of 2 cards (e.g. kaiten pair) */
.row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--xxs);
}

/* cluster: full-width parent + 2 satellites underneath, no internal gap */
.cluster {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}
.cluster-top { grid-column: 1 / -1; }

/* cluster of full-width rows (logs trilogy) — flush, no internal gap */
.cluster-stack {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.soc-row {
  display: grid;
  grid-template-columns: repeat(10, minmax(0, 1fr));
  gap: var(--xxs);
}

/* ========== responsive ================================================ */
@media (width <= 980px) {
  .hero { min-height: 0; }
  .hero-text { padding: var(--s) var(--xs); gap: var(--xs); }
  .h-name { font-size: clamp(36px, 7.5vw, 80px); }
  .h-bio { font-size: 16px; }

  .below { grid-template-columns: 1fr; padding: var(--xs) var(--xs) var(--m); gap: var(--xs); }
  .blk { padding: var(--xs) var(--s) var(--s); }
  .pub { grid-template-columns: 90px 1fr; padding: var(--xxs) var(--xs); }
  .soc-row { grid-template-columns: repeat(5, minmax(0, 1fr)); gap: var(--xxs); }
}

@media (width <= 520px) {
  .h-name { font-size: clamp(48px, 14vw, 72px); }
  .card.slynk { grid-template-columns: 48px 1fr; gap: var(--xs); }
  .slynk-icon { width: 48px; height: 48px; }
  .pub { grid-template-columns: 1fr; gap: 0; }
  .soc-row { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}