:root {
  --bg: #FAF7F0;
  --bg-elev: #F2EEE3;
  --ink: #1F1B16;
  --ink-soft: #5A5147;
  --ink-mute: #9A9182;
  --line: #D9D2C2;
  --accent: #A04420;
  --accent-soft: #C16142;
  --sage: #7A8471;
  --sage-soft: #9DA797;
  --espresso: #3D2817;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: 'Manrope', sans-serif;
  font-weight: 400;
  line-height: 1.5;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "kern", "ss01";
}

html[lang="ko"] body, html[lang="zh"] body {
  word-break: keep-all;
  overflow-wrap: anywhere;
}

.hero-title, .section-title, .conf-title, .news-title,
.hero-name-primary, .about-intro-name, .modal-title,
.research-title, .mentor-heading, .article-title {
  text-wrap: balance;
}

.stat-num, .archive-num, .archive-year, .conf-meta-row,
.timeline-year, .pub-num, .nav-time, .hero-meta {
  font-variant-numeric: tabular-nums lining-nums;
}

html[lang="ko"] body { font-family: 'Pretendard Variable', Pretendard, 'Manrope', sans-serif; }
html[lang="zh"] body { font-family: 'Manrope', 'Noto Sans SC', sans-serif; }

html[lang="ko"] .serif, html[lang="ko"] .hero-title, html[lang="ko"] .section-title,
html[lang="ko"] .conf-title, html[lang="ko"] .mentor-heading, html[lang="ko"] .article-title,
html[lang="ko"] .news-title, html[lang="ko"] .archive-title-cell, html[lang="ko"] .research-title,
html[lang="ko"] .hero-bio, html[lang="ko"] .section-sub, html[lang="ko"] .stat-num,
html[lang="ko"] .nav-brand, html[lang="ko"] .foot-brand, html[lang="ko"] .mentor-book-text,
html[lang="ko"] .news-sub, html[lang="ko"] .affil-org, html[lang="ko"] .hero-name-primary {
  font-family: 'Manrope', 'Pretendard Variable', Pretendard, sans-serif;
}

html[lang="zh"] .serif, html[lang="zh"] .hero-title, html[lang="zh"] .section-title,
html[lang="zh"] .conf-title, html[lang="zh"] .mentor-heading, html[lang="zh"] .article-title,
html[lang="zh"] .news-title, html[lang="zh"] .archive-title-cell, html[lang="zh"] .research-title,
html[lang="zh"] .hero-bio, html[lang="zh"] .section-sub, html[lang="zh"] .stat-num,
html[lang="zh"] .nav-brand, html[lang="zh"] .foot-brand, html[lang="zh"] .mentor-book-text,
html[lang="zh"] .news-sub, html[lang="zh"] .affil-org, html[lang="zh"] .hero-name-primary {
  font-family: 'Manrope', 'Noto Sans SC', sans-serif;
}

html[lang="ko"] body,
html[lang="zh"] body { font-weight: 450; }

html[lang="ko"] .hero-name-primary, html[lang="ko"] .hero-title,
html[lang="ko"] .section-title, html[lang="ko"] .conf-title,
html[lang="ko"] .news-title, html[lang="ko"] .about-intro-name,
html[lang="zh"] .hero-name-primary, html[lang="zh"] .hero-title,
html[lang="zh"] .section-title, html[lang="zh"] .conf-title,
html[lang="zh"] .news-title, html[lang="zh"] .about-intro-name {
  font-weight: 700;
}

html[lang="ko"] .hero-bio, html[lang="ko"] .section-sub,
html[lang="ko"] .news-sub, html[lang="ko"] .mentor-book-text,
html[lang="ko"] .research-desc, html[lang="ko"] .mentor-body,
html[lang="ko"] .about-intro-bio, html[lang="ko"] .about-intro-role,
html[lang="zh"] .hero-bio, html[lang="zh"] .section-sub,
html[lang="zh"] .news-sub, html[lang="zh"] .mentor-book-text,
html[lang="zh"] .research-desc, html[lang="zh"] .mentor-body,
html[lang="zh"] .about-intro-bio, html[lang="zh"] .about-intro-role {
  font-weight: 500;
}

html[lang="ko"] .hero-title, html[lang="ko"] .section-title,
html[lang="ko"] .conf-title, html[lang="ko"] .news-title,
html[lang="ko"] .hero-name-primary, html[lang="ko"] .about-intro-name,
html[lang="zh"] .hero-title, html[lang="zh"] .section-title,
html[lang="zh"] .conf-title, html[lang="zh"] .news-title,
html[lang="zh"] .hero-name-primary, html[lang="zh"] .about-intro-name {
  line-height: 1.1;
  letter-spacing: -0.025em;
}

.hero-bio, .news-sub, .modal-body, .mentor-body,
.research-desc, .article-excerpt, .about-intro-bio,
.focus-quote {
  max-width: 68ch;
}

iconify-icon {
  display: inline-flex;
  vertical-align: middle;
  font-size: inherit;
  width: 1em;
  height: 1em;
}

.conf-cta .arrow iconify-icon,
.about-cta-btn .arrow iconify-icon { font-size: 16px; }
.mentor-arrow iconify-icon { font-size: 22px; }
.archive-arrow iconify-icon { font-size: 18px; }
.modal-close iconify-icon { font-size: 26px; }
.slider-nav iconify-icon { font-size: 20px; }


@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -20px) scale(1.05); }
  66% { transform: translate(-20px, 25px) scale(0.95); }
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
  will-change: transform;
}

.hero { position: relative; }

.newsletter { position: relative; overflow: hidden; }
.newsletter-inner { position: relative; z-index: 2; }

.newsletter .orb-1 {
  top: -10%; left: -5%;
  width: 380px; height: 380px;
  background: var(--accent);
  opacity: 0.18;
  animation: orbFloat 16s ease-in-out infinite;
}
.newsletter .orb-2 {
  bottom: -10%; right: -5%;
  width: 340px; height: 340px;
  background: var(--accent-soft);
  opacity: 0.14;
  animation: orbFloat 20s ease-in-out infinite reverse;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.35;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.08 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}


.mono { font-family: 'JetBrains Mono', monospace; }
.serif { font-family: 'Manrope', sans-serif; }

nav {
  position: fixed;
  top: 16px; left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  padding: 12px 20px 12px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 32px;
  background: rgba(250, 247, 240, 0.72);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border: 1px solid rgba(31, 27, 22, 0.08);
  border-radius: 9999px;
  box-shadow: 0 8px 32px -12px rgba(31, 27, 22, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.4);
  width: max-content;
  max-width: calc(100% - 32px);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
  margin-left: 4px;
  width: 36px;
  height: 36px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--ink);
  transition: transform 0.3s ease, opacity 0.2s ease;
  transform-origin: center;
}

body.nav-open .nav-toggle span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
body.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
body.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.nav-brand {
  font-family: 'Manrope', sans-serif;
  font-weight: 500;
  font-size: 18px;
  letter-spacing: -0.01em;
  text-decoration: none;
  color: inherit;
  white-space: nowrap;
}

.nav-time { white-space: nowrap; }

.nav-brand em { font-style: italic; color: var(--accent); }

.nav-links {
  display: flex;
  gap: 32px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.nav-links a {
  color: var(--ink-soft);
  text-decoration: none;
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--accent); }

.nav-right { display: flex; align-items: center; gap: 24px; }

.lang-toggle {
  display: flex;
  gap: 2px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  border: 1px solid var(--line);
  padding: 2px;
  border-radius: 2px;
}

.lang-btn {
  background: transparent;
  border: none;
  color: var(--ink-mute);
  padding: 6px 10px;
  cursor: pointer;
  font-family: inherit;
  font-size: inherit;
  letter-spacing: inherit;
  transition: all 0.2s;
  text-transform: uppercase;
}

.lang-btn:hover { color: var(--ink); }
.lang-btn.active { background: var(--ink); color: var(--bg); }

.nav-time {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--ink-mute);
  letter-spacing: 0.05em;
}

.hero {
  padding: 24px 40px 56px;
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.hero-meta {
  display: flex;
  justify-content: space-between;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--ink-mute);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  padding-top: 8px;
}

.hero-name-stack {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

.hero-top {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: start;
}

.hero-portrait {
  width: 180px;
  height: 220px;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}

.hero-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.15) contrast(1.02);
  transition: filter 0.4s;
}

.hero-portrait:hover img { filter: grayscale(0) contrast(1); }

.hero-portrait-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--ink-mute);
  text-align: center;
  padding: 20px;
}

.hero-portrait-caption {
  position: absolute;
  bottom: 8px;
  left: 8px;
  right: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--bg);
  background: rgba(31, 27, 22, 0.7);
  padding: 4px 8px;
  backdrop-filter: blur(4px);
}

.hero-name-primary {
  font-family: 'Manrope', sans-serif;
  font-weight: 600;
  font-size: clamp(40px, 7vw, 88px);
  line-height: 1;
  letter-spacing: -0.03em;
}

.hero-name-aux {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--ink-mute);
}

.hero-name-aux span { color: var(--ink-soft); margin: 0 6px; }

.hero-title {
  font-family: 'Manrope', sans-serif;
  font-weight: 600;
  font-size: clamp(40px, 8vw, 128px);
  line-height: 0.95;
  letter-spacing: -0.04em;
}

.hero-title em { font-style: normal; font-weight: 700; color: var(--accent); }
.hero-title .thin { font-weight: 400; }

.hero-bottom {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 60px;
  padding-top: 40px;
  border-top: 1px solid var(--line);
  align-items: start;
}

.hero-bio {
  font-family: 'Manrope', sans-serif;
  font-size: 20px;
  line-height: 1.5;
  color: var(--ink-soft);
  grid-column: 1 / 3;
}

.hero-bio strong { color: var(--ink); font-weight: 500; }

.hero-stats { display: flex; flex-direction: column; gap: 20px; }

.stat {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-bottom: 12px;
  border-bottom: 1px dotted var(--line);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-mute);
}

.stat-num {
  font-family: 'Manrope', sans-serif;
  font-size: 28px;
  color: var(--ink);
  font-weight: 400;
  letter-spacing: -0.02em;
  text-transform: none;
}

.affil-strip {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  padding: 24px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.affil-block { display: flex; flex-direction: column; gap: 6px; }

.affil-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin-bottom: 4px;
}

.affil-org {
  font-family: 'Manrope', sans-serif;
  font-size: 20px;
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.affil-sub { font-size: 14px; color: var(--ink-soft); }

section {
  padding: 100px 40px;
  position: relative;
  border-top: 1px solid var(--line);
}

.section-header {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 40px;
  margin-bottom: 80px;
  align-items: end;
}

.section-num {
  display: inline-flex;
  align-items: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  background: rgba(160, 68, 32, 0.08);
  border: 1px solid rgba(160, 68, 32, 0.18);
  padding: 6px 12px;
  border-radius: 9999px;
  width: fit-content;
  font-weight: 500;
}

.section-title {
  font-family: 'Manrope', sans-serif;
  font-weight: 600;
  font-size: clamp(40px, 6vw, 80px);
  line-height: 1;
  letter-spacing: -0.03em;
}

.section-title em { font-style: italic; color: var(--accent); }

.section-sub {
  font-family: 'Manrope', sans-serif;
  font-style: italic;
  font-size: 16px;
  color: var(--ink-mute);
  margin-top: 8px;
}

.research-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 24px; }

.research-item {
  grid-column: span 6;
  padding: 32px;
  border: 1px solid rgba(31, 27, 22, 0.06);
  background: var(--bg-elev);
  border-radius: 20px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5), 0 1px 2px rgba(31, 27, 22, 0.04);
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.research-item:hover {
  border-color: rgba(31, 27, 22, 0.18);
  transform: translateY(-4px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.6), 0 24px 48px -16px rgba(31, 27, 22, 0.16);
}

.research-item::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px; height: 100%;
  background: var(--accent);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.4s ease;
}

.research-item:hover::before { transform: scaleY(1); }

.research-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: 16px;
}

.research-tag[data-i18n="research.tag.adjacent"] { color: var(--sage); }
.research-item:has(.research-tag[data-i18n="research.tag.adjacent"])::before { background: var(--sage); }

.research-title {
  font-family: 'Manrope', sans-serif;
  font-size: 28px;
  line-height: 1.15;
  font-weight: 400;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.research-desc { font-size: 15px; color: var(--ink-soft); line-height: 1.6; }

.conf-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: end;
  padding: 60px;
  background: var(--ink);
  color: var(--bg);
  border: 1px solid var(--ink);
  position: relative;
  overflow: hidden;
}

.conf-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent-soft);
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
}

.conf-title {
  font-family: 'Manrope', sans-serif;
  font-weight: 600;
  font-size: clamp(40px, 5vw, 72px);
  line-height: 0.95;
  letter-spacing: -0.03em;
  position: relative;
  z-index: 1;
}

.conf-title em { font-style: italic; color: var(--accent-soft); }

.conf-meta {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.conf-meta-row {
  display: flex;
  justify-content: space-between;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(250, 247, 240, 0.2);
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  gap: 16px;
}

.conf-meta-row span:first-child { color: rgba(250, 247, 240, 0.5); flex-shrink: 0; }
.conf-meta-row span:last-child { text-align: right; }

.conf-cta {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 12px 12px 12px 28px;
  background: var(--accent);
  color: var(--bg);
  text-decoration: none;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-top: 32px;
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  width: fit-content;
  border-radius: 9999px;
  box-shadow: 0 0 0 0 rgba(160, 68, 32, 0);
}

.conf-cta:hover {
  background: var(--accent-soft);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px -8px rgba(160, 68, 32, 0.4);
}

.conf-cta:active { transform: translateY(0) scale(0.98); }

.conf-cta .arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.18);
  font-size: 14px;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.conf-cta:hover .arrow { transform: translateX(4px); }

.mentor-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }

.mentor-card {
  display: block;
  color: inherit;
  text-decoration: none;
  padding: 48px 40px;
  background: var(--bg-elev);
  border: 1px solid rgba(31, 27, 22, 0.06);
  border-radius: 24px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5), 0 1px 2px rgba(31, 27, 22, 0.04);
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
}

.mentor-card:hover {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
  transform: translateY(-4px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08), 0 28px 56px -16px rgba(31, 27, 22, 0.3);
}
.mentor-card:hover .mentor-arrow { color: var(--accent-soft); transform: translate(4px, -4px); }

.mentor-track {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: 20px;
}

.mentor-card:hover .mentor-track { color: var(--accent-soft); }

.mentor-heading {
  font-family: 'Manrope', sans-serif;
  font-size: 32px;
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.mentor-heading em { font-style: italic; }

.mentor-body {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-soft);
  margin-bottom: 40px;
}

.mentor-card:hover .mentor-body { color: rgba(250, 247, 240, 0.7); }

.mentor-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.mentor-card:hover .mentor-foot { border-color: rgba(250, 247, 240, 0.2); }

.mentor-foot-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.mentor-arrow {
  font-family: 'Manrope', sans-serif;
  font-size: 24px;
  color: var(--ink);
  transition: all 0.3s;
}

.mentor-book {
  margin-top: 40px;
  padding: 32px 40px;
  background: var(--ink);
  color: var(--bg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 40px;
}

.mentor-book-text {
  font-family: 'Manrope', sans-serif;
  font-size: 20px;
  font-style: italic;
  font-weight: 600;
}

.mentor-book-btn {
  padding: 14px 28px;
  background: var(--accent);
  color: var(--bg);
  text-decoration: none;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  white-space: nowrap;
  border-radius: 9999px;
}

.mentor-book-btn:hover { background: var(--accent-soft); transform: translateY(-2px); box-shadow: 0 12px 28px -8px rgba(160, 68, 32, 0.4); }
.mentor-book-btn:active { transform: translateY(0) scale(0.98); }

.archive-table { width: 100%; border-collapse: collapse; }

.archive-table thead th {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--ink-mute);
  text-align: left;
  padding: 16px 20px;
  border-bottom: 1px solid var(--line);
  font-weight: 400;
}

.archive-table tbody tr {
  border-bottom: 1px solid var(--line);
  transition: background 0.2s;
  cursor: pointer;
}

.archive-table tbody tr:hover { background: var(--bg-elev); }
.archive-table tbody tr:hover .archive-title-cell { color: var(--accent); }

.archive-table td { padding: 24px 20px; vertical-align: middle; }

.archive-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--ink-mute);
  width: 60px;
}

.archive-title-cell {
  font-family: 'Manrope', sans-serif;
  font-size: 22px;
  font-weight: 400;
  letter-spacing: -0.01em;
  transition: color 0.2s;
}

.archive-cat {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--ink-soft);
  padding: 4px 10px;
  border: 1px solid var(--line);
  display: inline-block;
  border-radius: 2px;
  white-space: nowrap;
}

.archive-year {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--ink-mute);
  text-align: right;
}

.archive-arrow {
  font-family: 'Manrope', sans-serif;
  font-size: 20px;
  color: var(--ink-mute);
  text-align: right;
  width: 40px;
}

.writing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }

.article {
  padding-top: 24px;
  border-top: 1px solid var(--ink);
  cursor: pointer;
  transition: transform 0.3s;
}

.article:hover { transform: translateY(-4px); }

.article-meta {
  display: flex;
  justify-content: space-between;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--ink-mute);
  margin-bottom: 16px;
}

.article-title {
  font-family: 'Manrope', sans-serif;
  font-weight: 400;
  font-size: 24px;
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.article-title em { font-style: italic; color: var(--accent); }

.article-excerpt { font-size: 14px; color: var(--ink-soft); line-height: 1.6; }

.newsletter {
  padding: 120px 40px;
  text-align: center;
  background: var(--ink);
  color: var(--bg);
  border-top: none;
  position: relative;
  overflow: hidden;
}

.newsletter::before {
  content: '¶';
  position: absolute;
  font-family: 'Manrope', sans-serif;
  font-size: 800px;
  color: var(--accent);
  opacity: 0.08;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  line-height: 1;
  pointer-events: none;
}

.newsletter-inner { position: relative; z-index: 1; max-width: 720px; margin: 0 auto; }

.news-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent-soft);
  margin-bottom: 24px;
}

.news-title {
  font-family: 'Manrope', sans-serif;
  font-weight: 600;
  font-size: clamp(40px, 6vw, 64px);
  line-height: 1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.news-title em { font-style: italic; color: var(--accent-soft); }

.news-sub {
  font-family: 'Manrope', sans-serif;
  font-style: italic;
  font-size: 18px;
  color: rgba(250, 247, 240, 0.6);
  margin-bottom: 40px;
}

.news-form {
  display: flex;
  max-width: 480px;
  margin: 0 auto;
  border: 1px solid rgba(250, 247, 240, 0.2);
  border-radius: 9999px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.04);
  padding: 4px;
}

.news-form input {
  flex: 1;
  padding: 18px 20px;
  background: transparent;
  border: none;
  color: var(--bg);
  font-family: 'Manrope', sans-serif;
  font-size: 14px;
  outline: none;
}

.news-form input::placeholder { color: rgba(250, 247, 240, 0.4); }

.news-form button {
  padding: 14px 28px;
  background: var(--accent);
  color: var(--bg);
  border: none;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  cursor: pointer;
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  border-radius: 9999px;
}

.news-form button:hover { background: var(--accent-soft); }
.news-form button:active { transform: scale(0.98); }
.news-form button:disabled { opacity: 0.6; cursor: not-allowed; }

.news-message {
  max-width: 480px;
  margin: 20px auto 0;
  min-height: 20px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent-soft);
  transition: opacity 0.3s;
}

.news-message.is-error { color: #ff9270; }

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(31, 27, 22, 0.55);
  backdrop-filter: blur(6px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.modal-backdrop.is-open {
  opacity: 1;
  pointer-events: auto;
}

.modal {
  background: var(--bg);
  border: 1px solid var(--line);
  max-width: 480px;
  width: 100%;
  padding: 48px 44px 40px;
  position: relative;
  transform: translateY(16px) scale(0.98);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 40px 80px rgba(31, 27, 22, 0.25);
}

.modal-backdrop.is-open .modal { transform: translateY(0) scale(1); }

.modal-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin-bottom: 16px;
}

.modal-title {
  font-family: 'Manrope', sans-serif;
  font-weight: 600;
  font-size: 32px;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.modal-title em { font-style: italic; color: var(--accent); font-weight: 400; }

.modal-body {
  font-family: 'Manrope', sans-serif;
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink-soft);
  margin-bottom: 32px;
}

.modal-body em { font-style: italic; color: var(--accent); }

.modal-actions { display: flex; justify-content: flex-end; gap: 12px; }

.modal-btn {
  padding: 14px 24px;
  background: var(--ink);
  color: var(--bg);
  border: none;
  cursor: pointer;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  transition: background 0.2s;
}

.modal-btn:hover { background: var(--accent); }

.modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 32px;
  height: 32px;
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: 'Manrope', sans-serif;
  font-size: 22px;
  color: var(--ink-mute);
  line-height: 1;
  transition: color 0.2s;
}

.modal-close:hover { color: var(--ink); }

.hero-slider {
  padding: 40px 40px 100px;
  border-top: 1px solid var(--line);
}

.slider-frame {
  position: relative;
  width: 100%;
  height: clamp(320px, 56vh, 560px);
  overflow: hidden;
  background: var(--bg-elev);
  border: 1px solid var(--line);
}

.slider-track {
  display: flex;
  height: 100%;
  transition: transform 0.6s cubic-bezier(0.25, 0.75, 0.35, 1);
  will-change: transform;
}

.slide {
  flex: 0 0 100%;
  height: 100%;
  position: relative;
  background: var(--ink);
}

.slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: grayscale(0.1) contrast(1.02);
}

.slide-caption {
  position: absolute;
  left: 24px;
  bottom: 24px;
  right: 24px;
  color: var(--bg);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  background: linear-gradient(to top, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0) 100%);
  padding: 80px 12px 4px;
  margin: 0 -12px -4px;
  pointer-events: none;
}

.slide-empty {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--ink-mute);
  padding: 24px;
  text-align: center;
}

.slider-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  background: rgba(31, 27, 22, 0.55);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(250, 247, 240, 0.25);
  color: var(--bg);
  font-family: 'Manrope', sans-serif;
  font-size: 20px;
  cursor: pointer;
  transition: all 0.2s;
  z-index: 2;
}

.slider-nav:hover { background: var(--accent); border-color: var(--accent); }
.slider-nav.prev { left: 16px; }
.slider-nav.next { right: 16px; }

.slider-dots {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 14px;
  display: flex;
  justify-content: center;
  gap: 8px;
  z-index: 2;
}

.slider-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(250, 247, 240, 0.4);
  border: none;
  cursor: pointer;
  transition: all 0.25s;
  padding: 0;
}

.slider-dot:hover { background: rgba(250, 247, 240, 0.7); }
.slider-dot.is-active { background: var(--accent); width: 22px; border-radius: 4px; }

footer {
  padding: 60px 40px 40px;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 40px;
}

.foot-brand { font-family: 'Manrope', sans-serif; font-size: 20px; font-weight: 500; }
.foot-brand em { font-style: italic; color: var(--accent); }

.foot-col h4 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--ink-mute);
  font-weight: 400;
  margin-bottom: 16px;
}

.foot-col ul { list-style: none; }
.foot-col li { margin-bottom: 8px; }

.foot-col a {
  color: var(--ink);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.2s;
}

.foot-col a:hover { color: var(--accent); }

.foot-bottom {
  grid-column: 1 / -1;
  padding-top: 40px;
  margin-top: 40px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--ink-mute);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  filter: blur(6px);
  transition: opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1), transform 0.9s cubic-bezier(0.16, 1, 0.3, 1), filter 0.9s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.in { opacity: 1; transform: translateY(0); filter: blur(0); }

[data-i18n] { transition: opacity 0.2s ease; }
body.lang-switching [data-i18n] { opacity: 0.3; }

/* About page */
.about-hero {
  min-height: 60vh;
  padding: 160px 40px 80px;
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 60px;
  align-items: center;
}

.about-portrait {
  width: 320px;
  height: 400px;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  position: relative;
  overflow: hidden;
}

.about-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.15) contrast(1.02);
  transition: filter 0.4s;
}

.about-portrait:hover img { filter: grayscale(0) contrast(1); }

.about-portrait-caption {
  position: absolute;
  bottom: 10px;
  left: 10px;
  right: 10px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--bg);
  background: rgba(31, 27, 22, 0.7);
  padding: 6px 10px;
  backdrop-filter: blur(4px);
}

.about-intro-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin-bottom: 20px;
}

.about-intro-name {
  font-family: 'Manrope', sans-serif;
  font-weight: 600;
  font-size: clamp(44px, 6vw, 84px);
  line-height: 1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.about-intro-name em { font-style: italic; color: var(--accent); }

.about-intro-role {
  font-family: 'Manrope', sans-serif;
  font-style: italic;
  font-size: 22px;
  color: var(--ink-soft);
  margin-bottom: 32px;
}

.about-intro-bio {
  font-family: 'Manrope', sans-serif;
  font-size: 18px;
  line-height: 1.6;
  color: var(--ink-soft);
  max-width: 560px;
}

.about-intro-bio strong { color: var(--ink); font-weight: 500; }

.timeline { display: flex; flex-direction: column; gap: 0; }

.timeline-item {
  display: grid;
  grid-template-columns: 140px 1fr 180px;
  gap: 32px;
  padding: 28px 0;
  border-top: 1px solid var(--line);
  align-items: baseline;
}

.timeline-item:last-child { border-bottom: 1px solid var(--line); }

.timeline-year {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--ink-mute);
  letter-spacing: 0.1em;
}

.timeline-title {
  font-family: 'Manrope', sans-serif;
  font-size: 22px;
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.timeline-title em { font-style: italic; color: var(--accent); }

.timeline-org {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--ink-soft);
  text-align: right;
}

.pub-list { display: flex; flex-direction: column; gap: 0; }

.pub-item {
  padding: 24px 0;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 60px 1fr 120px;
  gap: 24px;
  align-items: baseline;
}

.pub-item:last-child { border-bottom: 1px solid var(--line); }

.pub-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--ink-mute);
}

.pub-title {
  font-family: 'Manrope', sans-serif;
  font-size: 18px;
  line-height: 1.35;
  color: var(--ink);
}

.pub-title em { font-style: italic; color: var(--accent); }

.pub-venue {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--ink-mute);
  text-align: right;
}

.pub-title a { color: inherit; text-decoration: none; background-image: linear-gradient(var(--accent), var(--accent)); background-size: 0 1px; background-repeat: no-repeat; background-position: 0 100%; transition: background-size 0.3s; }
.pub-title a:hover { background-size: 100% 1px; color: var(--accent); }

.keyword-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.keyword-chip {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-soft);
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--bg-elev);
}

.expertise-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }

.expertise-item {
  padding: 28px;
  border: 1px solid var(--line);
  background: var(--bg-elev);
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.expertise-item:hover { border-color: var(--ink); transform: translateY(-2px); }

.expertise-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
}

.expertise-name {
  font-family: 'Manrope', sans-serif;
  font-size: 22px;
  line-height: 1.25;
  font-weight: 400;
  letter-spacing: -0.01em;
}

.expertise-name strong { font-weight: 500; }

.focus-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px 40px;
  margin-bottom: 48px;
}

.focus-item {
  padding: 20px 0;
  border-top: 1px solid var(--line);
  font-family: 'Manrope', sans-serif;
  font-size: 20px;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.focus-item strong { color: var(--accent); font-weight: 500; font-style: italic; }

.focus-quote {
  padding: 40px;
  background: var(--bg-elev);
  border-left: 4px solid var(--accent);
  font-family: 'Manrope', sans-serif;
  font-size: 18px;
  line-height: 1.7;
  color: var(--ink-soft);
  font-style: italic;
}

.focus-quote strong { color: var(--ink); font-style: normal; font-weight: 500; }

.program-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

.program-card {
  padding: 36px 32px;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.program-card:hover { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.program-card:hover .program-icon { color: var(--accent-soft); }
.program-card:hover .program-body { color: rgba(250, 247, 240, 0.7); }

.program-icon {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent);
}

.program-title {
  font-family: 'Manrope', sans-serif;
  font-size: 24px;
  line-height: 1.2;
  font-weight: 400;
  letter-spacing: -0.01em;
}

.program-body { font-size: 14px; line-height: 1.6; color: var(--ink-soft); }

.list-group-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent);
  margin-top: 40px;
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--accent);
}

.list-group-label:first-child { margin-top: 0; }

.simple-list { display: flex; flex-direction: column; gap: 0; }

.simple-list .item {
  padding: 20px 0;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 24px;
  align-items: baseline;
}

.simple-list .item:last-child { border-bottom: 1px solid var(--line); }

.simple-list .year {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--ink-mute);
  letter-spacing: 0.1em;
}

.simple-list .title {
  font-family: 'Manrope', sans-serif;
  font-size: 18px;
  line-height: 1.4;
  font-weight: 400;
  color: var(--ink);
}

.simple-list .title em { font-style: italic; color: var(--accent); }
.simple-list .title strong { font-weight: 500; }

.about-cta-section { padding: 40px 40px 0; border-top: 1px solid var(--line); }

.about-cta {
  padding: 48px 56px;
  background: var(--ink);
  color: var(--bg);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.about-cta::after {
  content: '';
  position: absolute;
  top: -40%; right: -10%;
  width: 460px; height: 460px;
  background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
  opacity: 0.28;
  pointer-events: none;
}

.about-cta-inner { position: relative; z-index: 1; }

.about-cta-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent-soft);
  margin-bottom: 16px;
}

.about-cta-text {
  font-family: 'Manrope', sans-serif;
  font-size: 28px;
  line-height: 1.25;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.about-cta-text em { font-style: italic; color: var(--accent-soft); }

.about-cta-btn {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 12px 12px 12px 28px;
  background: var(--accent);
  color: var(--bg);
  text-decoration: none;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  white-space: nowrap;
  border-radius: 9999px;
}

.about-cta-btn:hover {
  background: var(--accent-soft);
  transform: translateY(-2px);
  box-shadow: 0 14px 32px -8px rgba(160, 68, 32, 0.4);
}
.about-cta-btn:active { transform: translateY(0) scale(0.98); }

.about-cta-btn .arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.18);
  font-size: 14px;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.about-cta-btn:hover .arrow { transform: translateX(4px); }

@media (max-width: 900px) {
  nav {
    padding: 10px 8px 10px 20px;
    gap: 8px;
    top: 12px;
    left: 50%;
    right: auto;
    transform: translateX(-50%);
    border-radius: 9999px;
    width: max-content;
    max-width: calc(100% - 24px);
  }
  .nav-toggle { display: flex; }
  .nav-links {
    display: none;
    position: absolute;
    top: calc(100% + 10px);
    left: 50%;
    right: auto;
    transform: translateX(-50%);
    flex-direction: column;
    gap: 0;
    background: rgba(250, 247, 240, 0.92);
    backdrop-filter: blur(20px) saturate(140%);
    -webkit-backdrop-filter: blur(20px) saturate(140%);
    border: 1px solid rgba(31, 27, 22, 0.08);
    border-radius: 24px;
    box-shadow: 0 16px 40px -12px rgba(31, 27, 22, 0.18);
    padding: 6px 24px 14px;
    font-size: 12px;
    width: 280px;
    max-width: calc(100vw - 24px);
  }
  body.nav-open .nav-links { display: flex; }
  .nav-links a {
    padding: 16px 0;
    border-bottom: 1px solid var(--line);
  }
  .nav-links a:last-child { border-bottom: none; }
  .nav-time { display: none; }
  .nav-right { gap: 6px; }
  .lang-btn { padding: 5px 7px; font-size: 10px; }

  .hero { padding: 16px 24px 48px; gap: 20px; }
  .hero-meta { font-size: 10px; padding-top: 14px; gap: 12px; flex-wrap: wrap; }
  .hero-name-stack { gap: 10px; margin-bottom: 12px; }
  .hero-top { grid-template-columns: 1fr; gap: 24px; }
  .hero-portrait { width: 140px; height: 170px; order: -1; }
  .hero-bottom { grid-template-columns: 1fr; gap: 36px; padding-top: 32px; }
  .hero-bio { grid-column: 1; font-size: 18px; line-height: 1.55; }
  .hero-stats { gap: 14px; }
  .stat-num { font-size: 24px; }
  .affil-strip { grid-template-columns: 1fr; gap: 18px; padding: 20px 0; }
  .affil-org { font-size: 18px; }
  .affil-sub { font-size: 13px; }

  section { padding: 80px 24px; }
  .section-header { grid-template-columns: 1fr; gap: 14px; margin-bottom: 56px; }
  .section-num { font-size: 10px; }
  .section-sub { font-size: 14px; }

  .research-grid { gap: 16px; }
  .research-item { grid-column: span 12; padding: 28px 24px; }
  .research-title { font-size: 24px; }

  .conf-hero { grid-template-columns: 1fr; padding: 36px 28px; gap: 28px; }
  .conf-meta { gap: 12px; }
  .conf-meta-row { font-size: 11px; }
  .conf-cta { padding: 16px 22px; margin-top: 24px; }

  .mentor-grid { grid-template-columns: 1fr; gap: 20px; }
  .mentor-card { padding: 36px 28px; }
  .mentor-heading { font-size: 28px; }
  .mentor-body { font-size: 14px; margin-bottom: 28px; }
  .mentor-book { flex-direction: column; text-align: center; padding: 32px 24px; gap: 18px; }
  .mentor-book-text { font-size: 18px; }

  .writing-grid { grid-template-columns: 1fr; gap: 32px; }
  .article-title { font-size: 22px; }

  .newsletter { padding: 88px 24px; }
  .news-title { line-height: 1.05; }
  .news-sub { font-size: 16px; margin-bottom: 32px; }
  .news-form { flex-direction: column; border: none; gap: 10px; }
  .news-form input { border: 1px solid rgba(250, 247, 240, 0.25); padding: 16px 18px; }
  .news-form button { padding: 16px 24px; }

  footer { grid-template-columns: 1fr 1fr; gap: 32px; padding: 56px 24px 36px; }
  .foot-bottom { grid-column: 1 / -1; padding-top: 32px; margin-top: 32px; flex-direction: column; gap: 8px; align-items: flex-start; }

  .archive-table td, .archive-table th { padding: 16px 10px; }
  .archive-title-cell { font-size: 17px; line-height: 1.3; }
  .archive-cat, .archive-year, .archive-num { display: none; }

  .about-hero { grid-template-columns: 1fr; gap: 32px; padding: 130px 24px 72px; }
  .about-portrait { width: 100%; max-width: 280px; height: 360px; margin: 0 auto; }
  .about-intro-bio { font-size: 16px; line-height: 1.65; }
  .about-intro-role { font-size: 18px; margin-bottom: 24px; }

  .timeline-item { grid-template-columns: 1fr; gap: 6px; padding: 22px 0; }
  .timeline-org { text-align: left; }
  .pub-item { grid-template-columns: 1fr; gap: 6px; padding: 22px 0; }
  .pub-venue { text-align: left; }
  .expertise-grid { grid-template-columns: 1fr; gap: 16px; }
  .focus-list { grid-template-columns: 1fr; gap: 0; margin-bottom: 32px; }
  .focus-quote { padding: 28px 24px; font-size: 16px; line-height: 1.7; }
  .program-grid { grid-template-columns: 1fr; gap: 16px; }
  .simple-list .item { grid-template-columns: 1fr; gap: 4px; padding: 18px 0; }

  .modal { padding: 40px 28px 32px; }
  .modal-title { font-size: 26px; }
  .modal-body { font-size: 15px; line-height: 1.65; }

  .hero-slider { padding: 32px 24px 72px; }
  .slider-frame { height: 60vw; min-height: 280px; }
  .slider-nav { width: 36px; height: 36px; }
  .slider-nav.prev { left: 8px; }
  .slider-nav.next { right: 8px; }

  .about-cta-section { padding: 32px 24px 0; }
  .about-cta { grid-template-columns: 1fr; padding: 36px 28px; gap: 24px; text-align: center; }
  .about-cta-text { font-size: 22px; line-height: 1.35; }
  .about-cta-btn { justify-self: center; }
}

@media (max-width: 480px) {
  nav { padding: 12px 16px; }
  .nav-links { padding: 4px 18px 16px; }
  .hero { padding: 12px 18px 44px; gap: 16px; }
  section { padding: 64px 18px; }
  .newsletter { padding: 72px 18px; }
  footer { grid-template-columns: 1fr; gap: 28px; padding: 48px 18px 28px; }
  .archive-table td, .archive-table th { padding: 14px 8px; }
  .about-hero { padding: 116px 18px 56px; }
  .hero-slider { padding: 24px 18px 60px; }
  .about-cta { padding: 28px 22px; }
  .conf-hero { padding: 28px 22px; }
  .mentor-card { padding: 32px 24px; }
  .focus-quote { padding: 24px 20px; }
  .modal { padding: 36px 22px 28px; }
  .modal-title { font-size: 24px; }
}

@media (max-width: 640px) {
  .nav-brand {
    font-size: 16px;
  }

  .hero {
    gap: 40px;
  }

  .hero-meta {
    flex-direction: column;
    gap: 8px;
    letter-spacing: 0.1em;
  }

  .hero-name-aux {
    font-size: 11px;
    letter-spacing: 0.12em;
    line-height: 1.4;
    word-break: break-word;
  }

  .hero-title {
    line-height: 1.02;
  }

  .hero-bio {
    font-size: 18px;
  }

  .stat-num {
    font-size: 24px;
  }

  .section-title {
    font-size: clamp(30px, 10vw, 42px);
  }

  .research-title {
    font-size: 24px;
  }

  .conf-title {
    font-size: clamp(34px, 11vw, 48px);
  }

  .conf-meta-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .conf-meta-row span:last-child {
    text-align: left;
  }

  .mentor-card {
    padding: 32px 24px;
  }

  .mentor-heading {
    font-size: 28px;
  }

  .mentor-body {
    margin-bottom: 28px;
  }

  .mentor-book-text {
    font-size: 18px;
  }

  .article-title {
    font-size: 21px;
  }

  .news-form {
    flex-direction: column;
  }

  .news-form button {
    width: 100%;
  }

  .slide-caption {
    left: 12px;
    right: 12px;
    bottom: 12px;
    font-size: 10px;
  }

  footer {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .foot-bottom {
    margin-top: 8px;
    padding-top: 24px;
    font-size: 10px;
  }
}

@media (max-width: 400px) {
  nav {
    padding: 12px;
  }

  .lang-btn {
    padding: 4px 6px;
    font-size: 9px;
  }

  .hero {
    padding: 88px 14px 48px;
    gap: 32px;
  }

  .hero-meta {
    font-size: 10px;
  }

  .hero-name-primary {
    font-size: clamp(34px, 12vw, 42px);
  }

  .hero-name-aux {
    font-size: 10px;
    letter-spacing: 0.1em;
  }

  .hero-title {
    font-size: clamp(34px, 12.5vw, 44px);
  }

  .hero-bio {
    font-size: 16px;
    line-height: 1.45;
  }

  .affil-strip {
    gap: 16px;
    padding: 18px 0;
  }

  .affil-org {
    font-size: 18px;
  }

  .affil-sub {
    font-size: 13px;
    line-height: 1.4;
  }

  section {
    padding: 48px 14px;
  }

  .conf-hero {
    padding: 24px 18px;
    gap: 24px;
  }

  .conf-label,
  .conf-meta-row {
    font-size: 10px;
  }

  .conf-cta {
    width: 100%;
    justify-content: center;
    padding: 16px 20px;
    letter-spacing: 0.12em;
  }

  .mentor-card {
    padding: 28px 18px;
  }

  .mentor-heading {
    font-size: 24px;
  }

  .mentor-body {
    font-size: 14px;
  }

  .mentor-book {
    padding: 20px 16px;
    margin-top: 28px;
  }

  .mentor-book-btn {
    width: 100%;
    text-align: center;
  }

  .archive-table td,
  .archive-table th {
    padding: 12px 4px;
  }

  .archive-title-cell {
    font-size: 15px;
    line-height: 1.4;
  }

  .newsletter {
    padding: 84px 14px;
  }

  .news-title {
    font-size: clamp(30px, 11vw, 40px);
  }

  .news-sub {
    font-size: 16px;
    margin-bottom: 28px;
  }

  .news-form input,
  .news-form button {
    padding: 14px 12px;
  }

  .hero-slider {
    padding: 20px 14px 48px;
  }

  .slider-frame {
    height: 62vw;
    min-height: 220px;
  }

  .slider-nav {
    display: none;
  }

  footer {
    padding: 44px 14px 28px;
  }
}