/* ============================================================
   site.css — page-specific extras for the personal site,
   layered on top of the su2 explainer's style.css.
   ============================================================ */

/* --- hero nav chips -------------------------------------------- */
.nav-chips { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 1.6rem; }
.nav-chips .chip { text-decoration: none; }

/* --- photo grid ------------------------------------------------ */
.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1.5rem 1.4rem;
  margin-top: 1.6rem;
}
.photo-grid figure { margin: 0; }
.photo-grid img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
  border: 1px solid var(--rule);
  filter: saturate(0.92);
}
.photo-grid figcaption {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--ink-70);
  margin-top: 0.5rem;
}

/* --- portrait -------------------------------------------------- */
.portrait {
  float: right;
  width: min(240px, 38%);
  margin: 0.3rem 0 1rem 1.6rem;
}
.portrait img {
  width: 100%;
  display: block;
  border: 1px solid var(--rule);
}
.portrait figcaption {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--ink-50);
  margin-top: 0.4rem;
}
@media (max-width: 620px) {
  .portrait { float: none; width: 100%; margin: 0 0 1.2rem; }
}

/* --- long lists (publications, talks) -------------------------- */
.biglist { padding-left: 2.4rem; margin: 1.4rem 0 0; max-width: 54rem; }
.biglist li {
  margin-bottom: 0.65em;
  padding-left: 0.4rem;
  line-height: 1.55;
  font-size: 0.96rem;
}
.biglist li::marker {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--ink-50);
}
.biglist.talks li { font-size: 0.93rem; color: var(--ink); }

/* --- ML figures row -------------------------------------------- */
.img-row { display: flex; flex-wrap: wrap; gap: 1.2rem; margin: 1.2rem 0; }
.img-row img {
  max-width: min(100%, 420px);
  height: auto;
  border: 1px solid var(--rule);
  background: #fff;
}

/* ============================================================
   CV page
   ============================================================ */
.cv-main h1 {
  font-size: clamp(2.1rem, 1.2rem + 3.6vw, 3.6rem);
  margin-top: 0;
}
.cv-main h2 {
  font-size: clamp(1.4rem, 1rem + 1.6vw, 2rem);
  margin-top: 0.4rem;
}
.cv-main h3 {
  border-top: 1px solid var(--ink);
  padding-top: 1.1rem;
  margin-top: 2.6rem;
  font-family: var(--display);
  font-size: clamp(1.1rem, 0.9rem + 0.8vw, 1.3rem);
}
.cv-main ul { padding-left: 1.2rem; max-width: 54rem; }
.cv-main li { margin-bottom: 0.55em; font-size: 0.96rem; line-height: 1.55; }
.cv-main ul.nodec { list-style: none; padding-left: 0; }
.cv-main ul.nodec > li {
  border-bottom: 1px solid var(--rule);
  padding-bottom: 0.6rem;
  margin-bottom: 0.8rem;
}
.cv-main ul.nodec > li p { margin: 0.2rem 0 0; }
.cv-main .pl-4 { padding-left: 0; }
.pub-authors {
  display: block;
  margin-top: 0.2rem;
  font-family: var(--mono);
  font-size: 0.74rem;
  line-height: 1.5;
  color: var(--ink-50);
}
.pub-authors strong { font-weight: 500; }
.pub-authors .me, .authors .me { color: var(--signal); font-weight: 600; }

/* the old bootstrap grid, flattened politely */
.cv-main .row { display: flex; flex-wrap: wrap; gap: 0 2.5rem; }
.cv-main .row > div { flex: 1 1 280px; }

/* ============================================================
   Story page
   ============================================================ */
.story-main header { padding: clamp(3rem, 8vw, 6rem) 0 1.8rem; }
.story-main h1 {
  font-size: clamp(2.4rem, 1.4rem + 4.4vw, 4.6rem);
  margin: 1rem 0 0.6rem;
  max-width: 20ch;
}
.story-main .intro { max-width: var(--measure); color: var(--ink-70); margin: 0; }

.story-main .eyebrow {
  display: inline-block;
  margin: 0;
}

.toolbar {
  position: sticky;
  top: 0;
  z-index: 10;
  margin: 1.8rem 0 2.4rem;
  padding: 0.8rem 0;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--rule);
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: blur(3px);
}
.toolbar-inner {
  display: flex;
  gap: 0.6rem 1rem;
  flex-wrap: wrap;
  align-items: center;
}
.filter-note {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--signal);
}
.filter-buttons { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.toolbar button {
  font-family: var(--mono);
  font-size: 0.74rem;
  padding: 0.32rem 0.6rem;
  border: 1px solid var(--rule);
  background: transparent;
  color: var(--ink-70);
  cursor: pointer;
  transition: background 120ms ease, color 120ms ease, border-color 120ms ease;
}
.toolbar button:hover { border-color: var(--ink); color: var(--ink); }
.toolbar button.on { background: var(--ink); color: var(--paper); border-color: var(--ink); }

.papers { display: block; }
.paper-card {
  display: grid;
  grid-template-columns: 3.6rem minmax(0, 1fr);
  gap: 0 1.4rem;
  border-top: 1px solid var(--rule);
  padding: 1.6rem 0 1.9rem;
}
.paper-card:first-of-type { border-top: 1px solid var(--ink); }
.paper-index {
  font-family: var(--mono);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--signal);
  padding-top: 0.3rem;
}
.paper-content { min-width: 0; }
.paper-card h2 {
  font-size: clamp(1.15rem, 1rem + 0.9vw, 1.5rem);
  margin: 0.55rem 0 0.3rem;
}
.paper-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.6rem;
  align-items: baseline;
}
.paper-tag {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid var(--rule);
  color: var(--ink-70);
  padding: 0.14rem 0.45rem;
}
.tag-quantum, .tag-cv     { color: var(--solid); border-color: color-mix(in srgb, var(--solid) 45%, var(--paper)); }
.tag-lgt, .tag-syk        { color: var(--signal); border-color: color-mix(in srgb, var(--signal) 40%, var(--paper)); }
.paper-status {
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--ink-50);
  margin-left: auto;
}
.paper-status a { color: var(--solid); }
.authors {
  font-family: var(--mono);
  font-size: 0.76rem;
  color: var(--ink-50);
  margin: 0 0 0.6rem;
  line-height: 1.5;
}
.story-box {
  border-left: 2px solid var(--lattice);
  padding-left: 1.05rem;
  color: var(--ink-70);
  font-size: 0.96rem;
  max-width: var(--measure);
  margin: 0.9rem 0 0;
}
.story-box:focus-visible { outline: 2px solid var(--signal); outline-offset: 4px; }
.story-box p { margin: 0 0 0.8em; }
.story-box p:last-child { margin-bottom: 0; }
.story-box strong { color: var(--ink); }

.links-row {
  margin-top: 0.7rem;
  font-family: var(--mono);
  font-size: 0.76rem;
}
.links-row a { color: var(--solid); margin-right: 0.9rem; }

.story-main footer {
  border-top: 1px solid var(--ink);
  margin-top: 3rem;
  padding: 1.6rem 0 3.5rem;
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--ink-70);
}
.page-note { font-size: 0.74rem; color: var(--ink-50); margin-top: 0.8rem; }
@media (max-width: 560px) {
  .paper-card { grid-template-columns: 1fr; }
  .paper-index { padding-bottom: 0.3rem; }
}