@import url('https://cdn.jsdelivr.net/gh/aaaakshat/cm-web-fonts@latest/fonts.css');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:     #0d1117;
  --bg2:    #161b22;
  --border: #30363d;
  --text:   #f2f6fb;
  --sub:    #c9d2dc;
  --accent: #2f81f7;
  --r:      8px;
  --max-w:  1100px;
}

html { font-size: 16px; scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Computer Modern Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  line-height: 1.6;
  min-height: 100vh;
}

/* name in Tamil, beside the English name */
.name-ta {
  font-size: .5em;
  font-weight: 500;
  color: var(--sub);
  letter-spacing: 0;
  white-space: nowrap;
}

/* justified body text — even line widths */
.hero-bio p, .about-body p, .page-header p,
.paper-abstract, .item-desc, .oped-desc, .project-desc, .blog-empty {
  text-align: justify;
  text-justify: inter-word;
  hyphens: auto;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Nav ──────────────────────────────────────────────────────── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13, 17, 23, .88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
  height: 54px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  font-weight: 600;
  font-size: .9375rem;
  color: var(--text);
  letter-spacing: -.015em;
}

.nav-brand:hover { text-decoration: none; color: var(--text); }

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--sub);
  font-size: .875rem;
  transition: color .15s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
  text-decoration: none;
}

/* ── Container ────────────────────────────────────────────────── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
}

/* ── Hero ─────────────────────────────────────────────────────── */
.hero {
  padding: 5rem 0 4rem;
}

.hero-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 3rem;
  align-items: start;
}

.hero-bio h1 {
  font-size: clamp(2.25rem, 4.5vw, 3.25rem);
  font-weight: 700;
  letter-spacing: -.04em;
  line-height: 1.08;
  margin-bottom: .5rem;
}

.hero-tagline {
  color: var(--accent);
  font-size: .9375rem;
  font-weight: 500;
  margin-bottom: 1.75rem;
  letter-spacing: .01em;
}

.hero-bio p {
  color: var(--text);
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.hero-links {
  display: flex;
  gap: 1.15rem;
  flex-wrap: wrap;
  align-items: center;
}

.hero-links a {
  display: inline-flex;
  color: var(--sub);
  transition: color .15s;
}

.hero-links a:hover { color: var(--text); }
.hero-links svg { width: 22px; height: 22px; fill: currentColor; display: block; }

.hero-canvas-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
}

#hero-canvas {
  max-width: 100%;
  height: auto;
  border-radius: var(--r);
  display: block;
}

/* ── Section ──────────────────────────────────────────────────── */
.section {
  padding: 3.5rem 0;
  border-top: 1px solid var(--border);
}

.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 1.75rem;
}

.section-header h2 {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -.01em;
}

.section-header a {
  font-size: .8125rem;
  color: var(--sub);
  transition: color .15s;
}

.section-header a:hover {
  color: var(--text);
  text-decoration: none;
}

/* ── Carousel ─────────────────────────────────────────────────── */
.carousel {
  display: flex;
  gap: 1.125rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding-bottom: .75rem;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.carousel::-webkit-scrollbar { height: 3px; }
.carousel::-webkit-scrollbar-track { background: transparent; }
.carousel::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

.card {
  flex: 0 0 270px;
  scroll-snap-align: start;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
  transition: border-color .15s, transform .15s;
  text-decoration: none;
  display: block;
  color: inherit;
}

.card:hover {
  border-color: #58a6ff;
  transform: translateY(-2px);
  text-decoration: none;
}

.card-thumb {
  width: 100%;
  height: 150px;
  background: #1a2030;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--sub);
  font-size: .75rem;
  overflow: hidden;
}

.card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-thumb .thumb-placeholder {
  font-size: 2rem;
  opacity: .3;
}

.card-body { padding: 1rem 1rem 1.125rem; }

.card-tag {
  display: inline-block;
  font-size: .6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .07em;
  padding: .15rem .5rem;
  border-radius: 4px;
  margin-bottom: .6rem;
}

.tag-paper  { background: rgba(47,129,247,.15);  color: #58a6ff; }
.tag-article{ background: rgba(126,231,135,.15); color: #7ee787; }
.tag-report { background: rgba(255,166,87,.15);  color: #ffa657; }
.tag-blog   { background: rgba(210,168,255,.15); color: #d2a8ff; }

.card-title {
  font-size: .9375rem;
  font-weight: 600;
  line-height: 1.35;
  margin-bottom: .35rem;
  color: var(--text);
}

.card-meta {
  font-size: .8125rem;
  color: var(--sub);
  line-height: 1.5;
}

.card-blurb {
  font-size: .82rem;
  color: var(--sub);
  line-height: 1.55;
  margin-top: .4rem;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ── Page header (writing / research / policy) ────────────────── */
.page-header {
  padding: 4rem 0 2.5rem;
  border-bottom: 1px solid var(--border);
}

.page-header h1 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -.04em;
  margin-bottom: .5rem;
}

.page-header p {
  color: var(--sub);
  font-size: .9375rem;
  max-width: 58ch;
  line-height: 1.7;
}

/* ── Policy category boxes (tabs) ─────────────────────────────── */
.policy-cats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: .875rem;
  padding: 1.75rem 0 .5rem;
}

@media (max-width: 980px) {
  .policy-cats { grid-template-columns: repeat(2, 1fr); }
}

.policy-cat {
  text-align: left;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 1.25rem 1.25rem 1.375rem;
  cursor: pointer;
  color: var(--text);
  font-family: inherit;
  display: flex;
  flex-direction: column;
  gap: .4rem;
  transition: border-color .15s, transform .15s, background .15s;
}

.policy-cat:hover { border-color: #58a6ff; transform: translateY(-2px); }

.policy-cat.active {
  border-color: var(--accent);
  background: linear-gradient(180deg, rgba(47,129,247,.13), var(--bg2));
}

.cat-count {
  font-size: .6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--accent);
}

.cat-name {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -.01em;
  line-height: 1.25;
}

.cat-desc {
  font-size: .8125rem;
  color: var(--sub);
  line-height: 1.55;
}

/* ── Item list ────────────────────────────────────────────────── */
.item-list { padding: 1rem 0 5rem; }

.item-group.hidden { display: none; }
.paper-group.hidden { display: none; }
.blog-group.hidden { display: none; }

/* writing page: five category boxes on desktop */
@media (min-width: 981px) {
  .policy-cats.cats-5 { grid-template-columns: repeat(5, 1fr); }
  .policy-cats.cats-6 { grid-template-columns: repeat(3, 1fr); }
}

.item-group { margin-bottom: 3rem; }

.item-year {
  font-size: .6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--sub);
  padding-bottom: .75rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 0;
}

.item {
  padding: 1.375rem 0;
  border-bottom: 1px solid var(--border);
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: .4rem 1.5rem;
  align-items: start;
}

.item:last-child { border-bottom: none; }

.item-left { min-width: 0; }

.item-thumb {
  width: 88px;
  align-self: start;
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  background: #fff;
  line-height: 0;
  transition: border-color .15s, transform .15s;
}

.item-thumb img { width: 100%; height: auto; display: block; }
.item-thumb:hover { border-color: #58a6ff; transform: translateY(-2px); }

.item-title {
  font-size: .9375rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: .3rem;
  line-height: 1.4;
}

.item-title a { color: inherit; }
.item-title a:hover { color: var(--accent); text-decoration: none; }

.item-org {
  font-size: .8125rem;
  font-weight: 600;
  color: #58a6ff;
  margin-bottom: .25rem;
}

.item-venue {
  font-size: .8125rem;
  color: var(--sub);
  margin-bottom: .45rem;
}

.item-links {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
  margin-top: .7rem;
}

.item-links a {
  font-size: .8125rem;
  font-weight: 500;
  color: var(--sub);
  transition: color .15s;
}

.item-links a:hover { color: var(--text); text-decoration: none; }

.item-desc {
  font-size: .875rem;
  color: var(--sub);
  line-height: 1.65;
}

.item-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .375rem;
  margin-top: .65rem;
}

.item-date {
  font-size: .8125rem;
  color: var(--sub);
  white-space: nowrap;
  padding-top: .15rem;
}

/* ── Op-Eds (articles) ────────────────────────────────────────── */
.oped-list { padding: 1.5rem 0 5rem; display: grid; gap: 1.5rem; }

.oped {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--r);
  position: relative;
  overflow: hidden;
  transition: border-color .15s, transform .15s;
  display: grid;
  grid-template-columns: 240px 1fr;
}

.oped:hover { border-color: #58a6ff; transform: translateY(-2px); }

.oped-thumb {
  position: relative;
  background: #0d1117;
  border-right: 1px solid var(--border);
  overflow: hidden;
}

.oped-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* hand-drawn illustration thumbnails: show the whole drawing, blend with bg */
.oped-thumb img.illus { object-fit: contain; padding: .5rem; }

.oped-thumb::after {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--accent), #7ee787);
}

.oped-body { padding: 1.75rem 1.875rem; min-width: 0; }

.oped-pub {
  display: flex;
  align-items: baseline;
  gap: .75rem;
  margin-bottom: .85rem;
  flex-wrap: wrap;
}

.pub-name {
  font-size: 1.0625rem;
  font-weight: 700;
  letter-spacing: -.01em;
  background: linear-gradient(90deg, #58a6ff, #7ee787);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.pub-kind {
  font-size: .6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--sub);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: .12rem .5rem;
}

.oped-title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -.02em;
  line-height: 1.3;
  margin-bottom: .5rem;
}

.oped-title a { color: var(--text); }
.oped-title a:hover { color: var(--accent); text-decoration: none; }

.oped-meta {
  font-size: .8125rem;
  color: var(--sub);
  margin-bottom: .85rem;
}

.oped-desc {
  font-size: .9375rem;
  color: var(--sub);
  line-height: 1.7;
  max-width: 68ch;
  margin-bottom: 1.1rem;
}

.oped-actions { display: flex; gap: 1.25rem; flex-wrap: wrap; }

.oped-actions a {
  font-size: .8125rem;
  font-weight: 500;
  color: var(--sub);
  transition: color .15s;
}

.oped-actions a:hover { color: var(--text); text-decoration: none; }

/* ── Research papers ──────────────────────────────────────────── */
.paper-list { padding: 1rem 0 5rem; }

.paper {
  padding: 2rem 0;
  border-bottom: 1px solid var(--border);
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 1.75rem;
  align-items: start;
}
.paper:last-child { border-bottom: none; }
.paper-body { min-width: 0; }

.paper-venue-row {
  display: flex;
  align-items: baseline;
  gap: .75rem;
  flex-wrap: wrap;
  margin-bottom: .5rem;
}

.venue-name {
  font-size: .9375rem;
  font-weight: 700;
  letter-spacing: -.01em;
  background: linear-gradient(90deg, #58a6ff, #7ee787);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.venue-name.muted {
  background: none;
  -webkit-text-fill-color: var(--sub);
  color: var(--sub);
}

.venue-year { font-size: .8125rem; color: var(--sub); }

.paper-title {
  font-size: 1.1875rem;
  font-weight: 700;
  letter-spacing: -.02em;
  line-height: 1.3;
  margin-bottom: .4rem;
}
.paper-title a { color: var(--text); }
.paper-title a:hover { color: var(--accent); text-decoration: none; }

.paper-authors { font-size: .8125rem; color: var(--sub); margin-bottom: .85rem; }
.paper-authors .me { color: var(--text); font-weight: 600; }

.paper-abstract {
  font-size: .9375rem;
  color: var(--sub);
  line-height: 1.7;
  max-width: 74ch;
  margin-bottom: 1rem;
}

.paper-links { display: flex; gap: 1.25rem; flex-wrap: wrap; margin-bottom: 1.1rem; }
.paper-links a { font-size: .8125rem; font-weight: 500; color: var(--sub); transition: color .15s; }
.paper-links a:hover { color: var(--text); text-decoration: none; }

.paper-fig {
  width: 260px;
  height: 195px;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color .15s, transform .15s;
}
.paper-fig:hover { border-color: #58a6ff; transform: translateY(-2px); }
.paper-fig img { width: 100%; height: 100%; object-fit: contain; display: block; }

/* ── Home: interactive network ────────────────────────────────── */
#hero-network {
  width: 100%;
  height: 600px;
  display: block;
  border-radius: var(--r);
  cursor: crosshair;
}

/* centered avatar + name header */
.hero-top {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem 2.25rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.hero-avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  overflow: hidden;
  position: relative;
  border: 1px solid var(--border);
  margin-bottom: 1.25rem;
}
.hero-avatar .photo-ph {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(160deg, #1a2230, #0d1117);
  color: var(--sub);
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: .12em;
}
.hero-avatar img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero-top h1 {
  font-size: clamp(1.9rem, 3.6vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -.02em;
  line-height: 1.12;
  margin-bottom: .4rem;
}
.hero-top .hero-tagline { margin-bottom: 0; }

/* ── Home: focus areas band ───────────────────────────────────── */
.focus {
  margin: 1.5rem 0 .5rem;
  padding: 1.75rem;
  background: linear-gradient(180deg, rgba(47,129,247,.07), var(--bg2));
  border: 1px solid var(--border);
  border-radius: var(--r);
}
.focus-label {
  font-size: .6875rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: .95rem;
}
.focus-tags { display: flex; flex-wrap: wrap; gap: .625rem; }
.focus-tag {
  font-size: .9375rem;
  font-weight: 600;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: .5rem 1.05rem;
  transition: border-color .15s, transform .15s;
}
.focus-tag:hover { border-color: var(--accent); transform: translateY(-1px); }

/* ── Home: bio + sidebar ──────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 290px;
  gap: 3.5rem;
  align-items: start;
  padding: 3rem 0 4rem;
}
.about-body h2 {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -.01em;
  margin: 2.5rem 0 .9rem;
  padding-bottom: .5rem;
  border-bottom: 1px solid var(--border);
  /* metallic gold */
  color: #e8cf7a; /* fallback */
  background: linear-gradient(95deg, #9e7b2f 0%, #e8cf7a 26%, #fbf3d0 46%, #d8af4e 66%, #b78a2c 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.about-body h2:first-child { margin-top: 0; }
.about-body p {
  color: var(--text);
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 1rem;
}
.about-body p:last-child { margin-bottom: 0; }
.about-body strong { color: var(--text); font-weight: 600; }
.about-body em { color: var(--text); font-style: italic; }

.committee-list { list-style: none; margin: .5rem 0 1rem; }
.committee-list li {
  color: var(--sub);
  font-size: .9375rem;
  line-height: 1.6;
  padding: .45rem 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: .75rem;
  align-items: baseline;
}
.committee-list li:last-child { border-bottom: none; }
.committee-org { font-size: .8125rem; color: var(--accent); white-space: nowrap; flex-shrink: 0; min-width: 3.2rem; }

.about-sidebar { position: sticky; top: 70px; }

.sidebar-photo {
  padding: 0;
  overflow: hidden;
  position: relative;
  aspect-ratio: 4 / 5;
}
.sidebar-photo .photo-ph {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(160deg, #1a2230, #0d1117);
  color: var(--sub);
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: .12em;
}
.sidebar-photo img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.sidebar-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 1.25rem;
  margin-bottom: 1rem;
}
.sidebar-card h3 {
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--sub);
  margin-bottom: .875rem;
}
.sidebar-links { display: flex; flex-direction: column; gap: .6rem; }
.sidebar-links a {
  font-size: .9rem;
  color: var(--sub);
  transition: color .15s;
  display: flex;
  align-items: center;
  gap: .6rem;
}
.sidebar-links a:hover { color: var(--text); text-decoration: none; }
.sidebar-links svg { width: 16px; height: 16px; fill: currentColor; flex-shrink: 0; }

/* ── Projects ─────────────────────────────────────────────────── */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.25rem;
  padding: 1.5rem 0 5rem;
}
.project {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color .15s, transform .15s;
}
.project:hover { border-color: #58a6ff; transform: translateY(-2px); }
.project-thumb {
  height: 175px;
  background: #0d1117;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--sub);
  font-size: 2rem;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}
.project-thumb img { width: 100%; height: 100%; object-fit: cover; }
.project-thumb.contain { background: #fff; }
.project-thumb.contain img { object-fit: contain; padding: .5rem; }
.project-body { padding: 1.1rem 1.2rem 1.25rem; display: flex; flex-direction: column; gap: .55rem; flex: 1; }
.project-title { font-size: 1rem; font-weight: 700; color: var(--text); }
.project-desc { font-size: .875rem; color: var(--sub); line-height: 1.6; flex: 1; }
.project-tech { display: flex; flex-wrap: wrap; gap: .4rem; }
.tech-tag {
  font-size: .6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--sub);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: .12rem .45rem;
}
.project-links { display: flex; gap: 1.1rem; margin-top: .3rem; }
.project-links a { font-size: .8125rem; font-weight: 500; color: var(--sub); transition: color .15s; }
.project-links a:hover { color: var(--text); text-decoration: none; }

/* ── Collective: interview list (image left, text right) ──────── */
.interview-list { padding: 1.25rem 0 5rem; }
.interview {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 1.6rem;
  padding: 1.6rem 0;
  border-bottom: 1px solid var(--border);
  align-items: start;
}
.interview:last-child { border-bottom: none; }
.interview-thumb {
  width: 150px;
  height: 150px;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: #0d1117;
  transition: border-color .15s, transform .15s;
}
.interview-thumb:hover { border-color: #58a6ff; transform: translateY(-2px); }
.interview-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.interview-body { min-width: 0; }
.interview-title { font-size: 1.0625rem; font-weight: 700; line-height: 1.35; margin-bottom: .35rem; }
.interview-title a { color: var(--text); }
.interview-title a:hover { color: var(--accent); text-decoration: none; }
.interview-blurb { color: var(--sub); font-size: .95rem; line-height: 1.6; margin-bottom: .65rem; max-width: 72ch; }
.interview-link { font-size: .8125rem; font-weight: 500; color: var(--sub); transition: color .15s; }
.interview-link:hover { color: var(--text); text-decoration: none; }

@media (max-width: 768px) {
  .interview { grid-template-columns: 96px 1fr; gap: 1rem; }
  .interview-thumb { width: 96px; height: 96px; }
}

/* ── Teaching page ────────────────────────────────────────────── */
.teach { padding: .5rem 0 5rem; }
.teach h2 {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -.01em;
  margin: 2.75rem 0 .4rem;
  padding-bottom: .5rem;
  border-bottom: 1px solid var(--border);
  color: #e8cf7a;
  background: linear-gradient(95deg, #9e7b2f 0%, #e8cf7a 26%, #fbf3d0 46%, #d8af4e 66%, #b78a2c 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.teach h2:first-child { margin-top: .5rem; }
.trow {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: .3rem 1.5rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
  align-items: baseline;
}
.trow:last-child { border-bottom: none; }
.t-title { font-weight: 600; color: var(--text); font-size: 1rem; }
.t-sub { color: var(--sub); font-size: .9rem; margin-top: .2rem; }
.t-year { color: var(--accent); font-size: .85rem; white-space: nowrap; }
@media (max-width: 560px) {
  .trow { grid-template-columns: 1fr; }
  .t-year { margin-top: .15rem; }
}

@media (max-width: 768px) {
  #hero-network { height: 460px; }
  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; padding: 2rem 0 3rem; }
  .about-sidebar { position: static; }
}

/* ── Footer ───────────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 1.25rem;
  font-size: .8125rem;
  color: var(--sub);
}

.footer-social { display: flex; gap: 1rem; }
.footer-social a { color: var(--sub); display: inline-flex; transition: color .15s; }
.footer-social a:hover { color: var(--text); }
.footer-social svg { width: 20px; height: 20px; fill: currentColor; display: block; }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  border-top: 1px solid var(--border);
  padding-top: 1.25rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

/* ── Updates ticker ───────────────────────────────────────────── */
.ticker {
  margin: 1.5rem 0 .5rem;
  border: 1px solid var(--border);
  border-radius: var(--r);
  background: linear-gradient(180deg, rgba(47,129,247,.07), var(--bg2));
  display: flex;
  align-items: stretch;
  overflow: hidden;
}
.ticker-label {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  padding: .9rem 1.15rem;
  font-size: .6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--accent);
  background: var(--bg2);
  border-right: 1px solid var(--border);
}
.ticker-track { flex: 1; overflow: hidden; position: relative; display: flex; align-items: center; }
.ticker-move {
  display: inline-flex;
  align-items: center;
  gap: 2.75rem;
  white-space: nowrap;
  padding-left: 2.75rem;
  will-change: transform;
  animation: ticker 40s linear infinite;
}
.ticker:hover .ticker-move { animation-play-state: paused; }
.ticker-item { color: var(--text); font-size: .9375rem; }
.ticker-item a { color: var(--accent); }
.ticker-item .dot { color: var(--sub); margin-left: 2.75rem; }
@keyframes ticker { from { transform: translateX(0); } to { transform: translateX(-50%); } }

.footer-links a { color: var(--sub); transition: color .15s; }
.footer-links a:hover { color: var(--text); text-decoration: none; }

/* ── Responsive ───────────────────────────────────────────────── */
@media (max-width: 768px) {
  .hero { padding: 3rem 0 2.5rem; }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .hero-canvas-wrap { order: -1; }

  #hero-canvas { max-width: 340px; }

  .hero-bio p { max-width: none; }

  .item { grid-template-columns: 64px 1fr; }
  .item-date { display: none; }
  .item-thumb { width: 64px; }

  .policy-cats { grid-template-columns: 1fr; gap: .625rem; }
  .cat-desc { display: none; }

  .paper { grid-template-columns: 1fr; gap: 1rem; }
  .paper-fig { width: 100%; height: 200px; }

  .oped { grid-template-columns: 1fr; }
  .oped-thumb { height: 180px; border-right: none; border-bottom: 1px solid var(--border); }
  .oped-thumb::after { width: auto; right: 0; bottom: auto; height: 3px; background: linear-gradient(90deg, var(--accent), #7ee787); }

  .footer-inner { flex-direction: column; gap: .75rem; text-align: center; }

  .nav-links { gap: 1.25rem; }
}

@media (max-width: 480px) {
  .nav-inner { padding: 0 1rem; }
  .container { padding: 0 1rem; }
  .hero-inner { padding: 0 1rem; }
  .footer-inner { padding: 0 1rem; }
  .page-header { padding: 2.5rem 0 1.75rem; }
}