/* ==========================================================================
   Root pages: home, publications, CV, talks, 404
   Requires base.css.
   ========================================================================== */

/* ---- Home: hero ----------------------------------------------------------- */

.hero {
  padding: calc(var(--nav-h) + clamp(40px, 7vw, 92px)) 0 clamp(44px, 6vw, 76px);
  background:
    radial-gradient(60% 70% at 88% 0%, rgba(179, 67, 58, 0.07), transparent 70%),
    radial-gradient(50% 60% at 0% 100%, rgba(51, 88, 143, 0.05), transparent 70%);
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: clamp(32px, 6vw, 88px);
  align-items: center;
}

.hero__name { margin-bottom: 12px; }

.hero__role {
  font-size: 1.05rem;
  color: var(--text-2);
  margin-bottom: 22px;
}
.hero__role strong { color: var(--text); font-weight: 600; }

.hero__lede {
  max-width: 62ch;
  margin-bottom: 28px;
  font-size: clamp(1.08rem, 1rem + 0.4vw, 1.24rem);
  line-height: 1.6;
  color: var(--text);
}

.hero__actions { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 22px; }
.hero__links { display: flex; flex-wrap: wrap; gap: 4px 20px; }

.hero__photo {
  aspect-ratio: 4 / 5;
  border-radius: 20px;
  overflow: hidden;
  background: var(--bg-subtle);
  box-shadow: var(--shadow);
}
.hero__photo img { width: 100%; height: 100%; object-fit: cover; }

@media (max-width: 860px) {
  .hero__grid { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .hero__media { order: -1; width: 132px; }
  .hero__photo { aspect-ratio: 1; border-radius: 22px; }
  .hero__photo img { object-position: 50% 18%; }
}

/* ---- Home: about + news --------------------------------------------------- */

.about {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: clamp(32px, 5vw, 72px);
}
.about h2 { font-size: 1.25rem; margin-bottom: 16px; }
.about__bio p { color: var(--text-2); }
.about__bio p + p { margin-top: 14px; }
.about__bio strong { color: var(--text); font-weight: 600; }

.news { border-top: 1px solid var(--border); }
.news__item {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.93rem;
  line-height: 1.55;
  color: var(--text-2);
}
.news__date {
  padding-top: 1px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-3);
  font-variant-numeric: tabular-nums;
}
.news__item strong { color: var(--text); font-weight: 600; }

@media (max-width: 860px) {
  .about { grid-template-columns: minmax(0, 1fr); }
}

/* ---- Home: research themes ------------------------------------------------ */

.themes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.theme {
  display: flex;
  flex-direction: column;
  padding: 26px 26px 22px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.theme__num {
  margin-bottom: 14px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.theme h3 { font-size: 1.12rem; margin-bottom: 10px; }
.theme > p { margin-bottom: 18px; font-size: 0.94rem; color: var(--text-2); }
.theme__papers {
  display: grid;
  gap: 9px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}
.theme__papers li { font-size: 0.88rem; line-height: 1.4; }
.theme__papers a { color: var(--text); font-weight: 500; }
.theme__papers a:hover { color: var(--accent); }
.theme__papers span { display: block; margin-top: 1px; font-size: 0.78rem; color: var(--text-3); }

@media (max-width: 960px) {
  .themes { grid-template-columns: minmax(0, 1fr); }
}

/* ---- Home: project cards -------------------------------------------------- */

.projects {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.project {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  color: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.project:hover { color: inherit; text-decoration: none; border-color: var(--border-strong); box-shadow: var(--shadow); }

.project__media {
  aspect-ratio: 1280 / 542;
  overflow: hidden;
  background: #fff;
  border-bottom: 1px solid var(--border);
}
.project__media img { width: 100%; height: 100%; object-fit: cover; }

.project__body { display: flex; flex: 1; flex-direction: column; gap: 9px; padding: 20px 24px 22px; }
.project__meta { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.project__title { font-size: 1.14rem; line-height: 1.3; }
.project__desc { font-size: 0.93rem; color: var(--text-2); }
.project__more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: auto;
  padding-top: 4px;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--accent);
}
.project__more svg { width: 15px; height: 15px; transition: transform 0.2s var(--ease); }
.project:hover .project__more svg { transform: translateX(3px); }

.project--feature {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
}
.project--feature .project__media {
  display: flex;
  align-items: center;
  aspect-ratio: auto;
  border-bottom: 0;
  border-right: 1px solid var(--border);
}
.project--feature .project__media img { height: auto; object-fit: contain; }
.project--feature .project__body { justify-content: center; padding: 30px 32px; }
.project--feature .project__title { font-size: 1.4rem; }
.project--feature .project__more { margin-top: 8px; }

@media (max-width: 860px) {
  .projects { grid-template-columns: minmax(0, 1fr); }
  .project--feature { display: flex; }
  .project--feature .project__media { border-right: 0; border-bottom: 1px solid var(--border); }
  .project--feature .project__body { padding: 20px 24px 22px; }
}

/* ---- Home: selected publications ------------------------------------------ */

.pubs-compact {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 44px;
}
.pub-c { padding: 18px 0; border-top: 1px solid var(--border); }
.pub-c__venue { margin-bottom: 6px; font-size: 0.76rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--blue); }
.pub-c__title { font-size: 0.99rem; font-weight: 600; line-height: 1.4; margin-bottom: 4px; }
.pub-c__title a { color: var(--text); }
.pub-c__title a:hover { color: var(--accent); }
.pub-c__authors { font-size: 0.86rem; color: var(--text-2); }

@media (max-width: 760px) {
  .pubs-compact { grid-template-columns: minmax(0, 1fr); }
}

.section-foot { margin-top: 28px; }

/* ---- Page header (subpages) ----------------------------------------------- */

.page-head {
  padding: calc(var(--nav-h) + clamp(40px, 6vw, 72px)) 0 clamp(28px, 4vw, 44px);
  border-bottom: 1px solid var(--border);
  background: radial-gradient(55% 90% at 92% 0%, rgba(179, 67, 58, 0.06), transparent 70%);
}
.page-head h1 { font-size: clamp(2rem, 1.5rem + 2vw, 2.8rem); margin-bottom: 10px; }
.page-head p { max-width: 64ch; color: var(--text-2); }
.page-head__actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }

/* ---- Publications --------------------------------------------------------- */

.pub-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 24px;
  padding-bottom: 8px;
}
.pub-toolbar__note { font-size: 0.85rem; color: var(--text-3); }
.pub-toolbar .segmented { flex-wrap: wrap; border-radius: 18px; }
.pub-toolbar__note strong { color: var(--text); font-weight: 600; }

.pub-year {
  padding: 34px 0 10px;
  border-bottom: 1px solid var(--border-strong);
  font-size: 0.92rem;
  font-weight: 650;
  letter-spacing: 0.02em;
  color: var(--text-3);
  font-variant-numeric: tabular-nums;
}

.pub {
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr);
  gap: 20px;
  padding: 20px 0 22px;
  border-bottom: 1px solid var(--border);
}
.pub__badge { padding-top: 2px; }
.pub__title { margin-bottom: 6px; font-size: 1.04rem; font-weight: 600; line-height: 1.4; letter-spacing: -0.005em; }
.pub__title a { color: var(--text); }
.pub__title a:hover { color: var(--accent); }
.pub__authors { margin-bottom: 3px; font-size: 0.91rem; color: var(--text-2); }
.pub__authors .me { color: var(--text); font-weight: 600; }
.pub__venue { font-size: 0.88rem; font-style: italic; color: var(--text-3); }
.pub__note { font-style: normal; }
.pub__links { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 11px; }

.pub-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  height: 28px;
  padding: 0 11px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  font-size: 0.79rem;
  font-weight: 500;
  color: var(--text-2);
  background: var(--surface);
}
.pub-link svg { width: 13px; height: 13px; }
.pub-link:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }
.pub-link--project { border-color: var(--accent-ring); color: var(--accent); }

@media (max-width: 700px) {
  .pub { grid-template-columns: minmax(0, 1fr); gap: 8px; }
}

/* ---- CV ------------------------------------------------------------------- */

.cv-section {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: 32px;
  padding: 40px 0;
  border-bottom: 1px solid var(--border);
}
.cv-section:last-child { border-bottom: 0; }
.cv-section > h2 {
  padding-top: 3px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.cv-entry + .cv-entry { margin-top: 22px; }
.cv-entry__head { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; }
.cv-entry__title { font-weight: 600; line-height: 1.45; }
.cv-entry__date {
  flex: none;
  font-size: 0.86rem;
  color: var(--text-3);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}
.cv-entry__org { font-size: 0.95rem; color: var(--text-2); }
.cv-entry__detail { margin-top: 3px; font-size: 0.92rem; color: var(--text-2); }
.cv-entry__detail em { font-style: italic; }
.cv-bullets { margin-top: 6px; display: grid; gap: 3px; }
.cv-bullets li { position: relative; padding-left: 16px; font-size: 0.92rem; color: var(--text-2); }
.cv-bullets li::before {
  content: '';
  position: absolute;
  left: 2px;
  top: 0.68em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.7;
}

@media (max-width: 760px) {
  .cv-section { grid-template-columns: minmax(0, 1fr); gap: 14px; padding: 30px 0; }
  .cv-entry__head { flex-direction: column; gap: 0; }
}

/* ---- Talks ---------------------------------------------------------------- */

.talk-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}
.talk {
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.talk__media { aspect-ratio: 16 / 9; background: var(--bg-subtle); }
.talk__media img { width: 100%; height: 100%; object-fit: cover; }
.talk__body { padding: 18px 20px 20px; }
.talk__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 10px;
  margin-bottom: 9px;
  font-size: 0.8rem;
  color: var(--text-3);
}
.talk__venue { margin-bottom: 3px; font-size: 1rem; font-weight: 600; line-height: 1.35; }
.talk__event { margin-bottom: 7px; font-size: 0.87rem; font-weight: 500; color: var(--blue); }
.talk__title { font-size: 0.91rem; color: var(--text-2); }

.talk-list { border-top: 1px solid var(--border); }
.talk-row {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) auto;
  gap: 18px;
  align-items: baseline;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}
.talk-row__year { font-size: 0.86rem; font-weight: 600; color: var(--text-3); font-variant-numeric: tabular-nums; }
.talk-row__venue { font-weight: 600; line-height: 1.4; }
.talk-row__title { margin-top: 2px; font-size: 0.91rem; color: var(--text-2); }
.talk-row__place { font-size: 0.85rem; color: var(--text-3); white-space: nowrap; }

@media (max-width: 700px) {
  .talk-row { grid-template-columns: 52px minmax(0, 1fr); }
  .talk-row__place { grid-column: 2; white-space: normal; }
}

/* ---- 404 ------------------------------------------------------------------ */

.notfound {
  min-height: 70vh;
  display: grid;
  place-items: center;
  padding: calc(var(--nav-h) + 48px) 0 64px;
  text-align: center;
}
.notfound__code { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.14em; color: var(--accent); margin-bottom: 10px; }
.notfound h1 { font-size: clamp(1.8rem, 1.4rem + 1.6vw, 2.4rem); margin-bottom: 12px; }
.notfound p { color: var(--text-2); margin-bottom: 24px; }
.notfound .hero__actions { justify-content: center; }