:root {
  --canvas: #f4f4f1;
  --surface: #ffffff;
  --surface-subtle: #f8f9f8;
  --ink: #202a35;
  --muted: #65707a;
  --line: #d9dde0;
  --accent: #416f7f;
  --accent-dark: #2e5665;
  --accent-soft: #e8eff1;
  --shadow: 0 5px 18px rgba(26, 39, 49, 0.045);
  --font: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans KR", Arial, sans-serif;
  --page: min(1120px, calc(100% - 40px));
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 72px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--canvas);
  font-family: var(--font);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

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

img {
  display: block;
  max-width: 100%;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 10px;
  left: 10px;
  padding: 9px 13px;
  border-radius: 6px;
  color: #fff;
  background: var(--ink);
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  display: flex;
  width: var(--page);
  min-height: 64px;
  margin: 0 auto;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--line);
  background: rgba(244, 244, 241, 0.94);
  backdrop-filter: blur(14px);
}

.wordmark {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 11px;
  font-size: 0.79rem;
  font-weight: 760;
  letter-spacing: 0.01em;
  text-decoration: none;
}

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

.wordmark-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 7px;
  color: #fff;
  background: var(--accent);
  font-size: 0.68rem;
  font-weight: 820;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(12px, 1.7vw, 24px);
}

.site-nav a {
  color: #46515b;
  font-size: 0.68rem;
  font-weight: 700;
  text-decoration: none;
}

.site-nav a:not(.nav-contact):hover {
  color: var(--accent);
}

.nav-contact {
  padding: 8px 13px;
  border-radius: 6px;
  color: #fff !important;
  background: var(--ink);
}

.nav-contact:hover {
  background: var(--accent-dark);
}

.hero {
  display: grid;
  width: var(--page);
  min-height: calc(100svh - 64px);
  margin: 0 auto;
  padding: clamp(72px, 10vw, 120px) 0 42px;
  align-items: center;
  grid-template-columns: minmax(0, 1.3fr) minmax(270px, 0.58fr);
  column-gap: clamp(56px, 8vw, 104px);
}

.eyebrow,
.section-kicker {
  margin: 0 0 18px;
  color: var(--accent);
  font-size: 0.67rem;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
}

.status-dot {
  width: 7px;
  height: 7px;
  overflow: hidden;
  border-radius: 50%;
  background: var(--accent);
  font-size: 0;
}

.hero h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(3rem, 5.5vw, 5rem);
  font-weight: 740;
  letter-spacing: -0.052em;
  line-height: 1.02;
}

.hero-intro {
  max-width: 680px;
  margin: 30px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.35vw, 1.13rem);
}

.hero-intro strong {
  color: var(--ink);
}

.hero-actions {
  display: flex;
  margin-top: 28px;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  min-height: 44px;
  padding: 10px 16px;
  align-items: center;
  justify-content: center;
  gap: 11px;
  border-radius: 7px;
  font-size: 0.72rem;
  font-weight: 780;
  text-decoration: none;
}

.button-primary {
  color: #fff;
  background: var(--ink);
  transition: background 150ms ease;
}

.button-primary:hover {
  color: #fff;
  background: var(--accent-dark);
}

.text-link {
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 680;
}

.hero-portrait {
  position: relative;
  width: min(100%, 245px);
  justify-self: end;
}

.portrait-frame {
  overflow: hidden;
  aspect-ratio: 4 / 5;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #e7e7e3;
  box-shadow: var(--shadow);
}

.portrait-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  filter: saturate(0.82) contrast(1.02);
}

.portrait-caption {
  position: absolute;
  right: -12px;
  bottom: 22px;
  display: flex;
  padding: 13px 16px;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow);
}

.portrait-caption span {
  color: var(--muted);
  font-size: 0.6rem;
  font-weight: 680;
}

.portrait-caption strong {
  font-size: 0.82rem;
}

.hero-index {
  display: grid;
  margin-top: 64px;
  padding: 18px 0;
  grid-column: 1 / -1;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.hero-index div {
  display: flex;
  min-height: 48px;
  padding: 0 18px;
  flex-direction: column;
  justify-content: center;
  border-right: 1px solid var(--line);
}

.hero-index div:first-child {
  padding-left: 0;
}

.hero-index div:last-child {
  padding-right: 0;
  border-right: 0;
}

.hero-index span {
  color: var(--muted);
  font-size: 0.59rem;
  font-weight: 740;
  text-transform: uppercase;
}

.hero-index strong {
  margin-top: 2px;
  font-size: 0.84rem;
}

.section {
  width: var(--page);
  margin: 0 auto;
  padding: clamp(78px, 10vw, 126px) 0;
}

.section h2 {
  margin: 0;
  font-size: clamp(2.2rem, 4.2vw, 4rem);
  font-weight: 720;
  letter-spacing: -0.045em;
  line-height: 1.06;
}

.profile {
  display: grid;
  padding-top: clamp(68px, 8vw, 104px);
  grid-template-columns: minmax(0, 1fr) minmax(250px, 0.4fr);
  gap: clamp(50px, 8vw, 100px);
}

.profile-main h2 {
  max-width: 750px;
}

.large-copy {
  max-width: 690px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: clamp(1.02rem, 1.5vw, 1.2rem);
}

.education {
  align-self: end;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.education h3 {
  margin: 0 0 22px;
  color: var(--accent);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.education-entry p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.8rem;
}

.education-entry .education-date {
  margin-bottom: 7px;
  color: var(--accent);
  font-size: 0.64rem;
  font-weight: 760;
  text-transform: uppercase;
}

.education-entry h4 {
  margin: 0;
  font-size: 1.02rem;
}

.section-heading {
  max-width: 820px;
  margin-bottom: 42px;
}

.section-intro {
  max-width: 700px;
  margin: 21px 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.research {
  border-top: 1px solid var(--line);
}

.research-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.research-card {
  min-height: 270px;
  padding: 30px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--accent);
  border-radius: 10px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.research-card h3 {
  max-width: 430px;
  margin: 18px 0 15px;
  font-size: clamp(1.35rem, 2vw, 1.86rem);
  font-weight: 710;
  letter-spacing: -0.03em;
  line-height: 1.18;
}

.research-card h3::before {
  display: block;
  margin-bottom: 20px;
  color: var(--accent);
  font-size: 0.61rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  content: "Research area";
  text-transform: uppercase;
}

.research-card p {
  max-width: 470px;
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.research-card .research-tags {
  margin-top: 22px;
  color: var(--accent-dark);
  font-size: 0.62rem;
  font-weight: 750;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}

.portfolio-heading {
  display: grid;
  margin-bottom: 40px;
  align-items: end;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.42fr);
  gap: clamp(40px, 8vw, 96px);
}

.portfolio-intro {
  max-width: 470px;
  margin: 0;
  color: var(--muted);
  font-size: 0.93rem;
}

.projects {
  border-top: 1px solid var(--line);
}

.project-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.project-card {
  display: flex;
  min-height: 320px;
  padding: 28px;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.project-meta {
  display: flex;
  justify-content: flex-end;
}

.project-period {
  color: var(--accent);
  font-size: 0.62rem;
  font-weight: 780;
  letter-spacing: 0.03em;
}

.project-card h3 {
  max-width: 500px;
  margin: 30px 0 26px;
  font-size: clamp(1.2rem, 1.8vw, 1.58rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.25;
}

.project-card dl {
  display: grid;
  margin: auto 0 0;
  align-items: baseline;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 3px 13px;
}

.project-card dt {
  color: var(--muted);
  font-size: 0.57rem;
  font-weight: 780;
  text-transform: uppercase;
}

.project-card dd {
  margin: 0;
  font-size: 0.73rem;
  font-weight: 680;
  overflow-wrap: anywhere;
}

.project-topics {
  margin: 20px 0 12px;
  color: var(--muted);
  font-size: 0.7rem;
}

.output-badge {
  align-self: flex-start;
  padding-left: 8px;
  border-left: 2px solid var(--accent);
  color: var(--accent-dark);
  font-size: 0.56rem;
  font-weight: 780;
  text-transform: uppercase;
}

.portfolio-source,
.publication-source {
  margin: 26px 0 0;
  color: var(--muted);
  font-size: 0.7rem;
}

.patents {
  padding: clamp(42px, 6vw, 66px);
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface-subtle);
}

.patent-overview {
  display: flex;
  align-items: center;
  gap: 14px;
}

.patent-overview strong {
  color: var(--accent);
  font-size: clamp(3.3rem, 5.5vw, 5.1rem);
  font-weight: 720;
  letter-spacing: -0.065em;
  line-height: 0.8;
}

.patent-overview p {
  max-width: 310px;
  margin: 0;
  color: var(--muted);
  font-size: 0.62rem;
  font-weight: 680;
  line-height: 1.5;
  text-transform: uppercase;
}

.patent-list {
  display: grid;
  margin: 0;
  padding: 0;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  list-style: none;
}

.patent-card {
  display: flex;
  min-height: 380px;
  padding: 26px;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--surface);
}

.patent-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.patent-year {
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 790;
}

.status-badge {
  padding: 5px 8px;
  border: 1px solid #9eafb5;
  border-radius: 5px;
  color: var(--accent-dark);
  background: var(--accent-soft);
  font-size: 0.53rem;
  font-weight: 780;
  line-height: 1;
  text-transform: uppercase;
}

.patent-card h3 {
  max-width: 500px;
  margin: 32px 0 22px;
  font-size: clamp(1.13rem, 1.6vw, 1.4rem);
  font-weight: 690;
  letter-spacing: -0.018em;
  line-height: 1.35;
}

.patent-number,
.patent-date,
.patent-inventors,
.patent-applicant {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 0.68rem;
  overflow-wrap: anywhere;
}

.patent-inventors {
  margin-top: auto;
  padding-top: 22px;
}

.patent-inventors strong {
  color: var(--accent-dark);
  font-weight: 800;
}

.patent-applicant {
  font-size: 0.62rem;
}

.patent-link {
  align-self: flex-start;
  margin-top: 15px;
  color: var(--ink);
  font-size: 0.6rem;
  font-weight: 770;
}

.patent-links {
  display: flex;
  margin-top: 15px;
  align-items: flex-start;
  gap: 7px 18px;
  flex-wrap: wrap;
}

.patent-links .patent-link {
  margin-top: 0;
}

.publications-head {
  display: flex;
  margin-bottom: 38px;
  align-items: end;
  justify-content: space-between;
  gap: 40px;
}

.publication-summary {
  display: flex;
  margin: 0;
  align-items: center;
  gap: 11px;
}

.publication-summary strong {
  color: var(--accent);
  font-size: clamp(3.3rem, 5.5vw, 5.1rem);
  font-weight: 720;
  letter-spacing: -0.065em;
  line-height: 0.8;
}

.publication-summary span {
  max-width: 125px;
  color: var(--muted);
  font-size: 0.61rem;
  font-weight: 690;
  line-height: 1.4;
  text-transform: uppercase;
}

.publication-controls {
  position: sticky;
  z-index: 10;
  top: 64px;
  display: flex;
  min-height: 62px;
  padding: 10px 12px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(244, 244, 241, 0.95);
  backdrop-filter: blur(12px);
}

.filter-group {
  display: flex;
  gap: 7px;
}

.filter-button {
  padding: 8px 11px;
  border: 1px solid var(--line);
  border-radius: 5px;
  color: var(--ink);
  background: var(--surface);
  font: 730 0.64rem/1 var(--font);
  cursor: pointer;
}

.filter-button span {
  margin-left: 4px;
  color: var(--muted);
  font-size: 0.56rem;
}

.filter-button:hover {
  border-color: var(--accent);
}

.filter-button.is-active {
  border-color: var(--accent);
  color: #fff;
  background: var(--accent);
}

.filter-button.is-active span {
  color: inherit;
  opacity: 0.78;
}

.filter-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.64rem;
}

.publication-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.publication-item {
  display: grid;
  padding: 26px 8px;
  grid-template-columns: 72px 96px minmax(0, 1fr);
  gap: 20px;
  border-bottom: 1px solid var(--line);
}

.publication-item[hidden] {
  display: none;
}

.pub-year {
  color: var(--accent);
  font-size: 0.84rem;
  font-weight: 790;
}

.pub-type {
  padding-top: 1px;
  color: var(--muted);
  font-size: 0.58rem;
  font-weight: 780;
  text-transform: uppercase;
}

.pub-content h3 {
  max-width: 860px;
  margin: 0;
  font-size: clamp(1.04rem, 1.5vw, 1.3rem);
  font-weight: 670;
  letter-spacing: -0.014em;
  line-height: 1.38;
}

.pub-content h3 a {
  text-decoration-color: transparent;
}

.pub-content h3 a:hover {
  text-decoration-color: currentColor;
}

.pub-authors,
.pub-venue {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.73rem;
}

.pub-authors strong {
  color: var(--accent-dark);
  font-weight: 800;
}

.pub-venue {
  margin-top: 3px;
  font-size: 0.68rem;
}

.contact {
  display: grid;
  margin-bottom: 70px;
  padding: clamp(38px, 6vw, 62px);
  grid-template-columns: minmax(0, 1fr) minmax(250px, 0.4fr);
  gap: clamp(48px, 8vw, 90px);
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.contact h2 {
  max-width: 720px;
}

.contact-note {
  max-width: 650px;
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.contact-email {
  display: inline-block;
  margin-top: 30px;
  color: var(--accent-dark);
  font-size: clamp(1rem, 1.8vw, 1.3rem);
  font-weight: 730;
}

.contact-links {
  align-self: end;
  border-top: 1px solid var(--line);
}

.contact-links a {
  display: flex;
  padding: 12px 2px;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  color: #46515b;
  font-size: 0.65rem;
  font-weight: 750;
  text-decoration: none;
}

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

.site-footer {
  display: grid;
  width: var(--page);
  min-height: 94px;
  margin: 0 auto;
  align-items: center;
  grid-template-columns: 1fr 1fr 1fr;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.62rem;
  font-weight: 680;
}

.site-footer p {
  margin: 0;
}

.site-footer p:nth-child(2) {
  text-align: center;
}

.site-footer a {
  justify-self: end;
}

.error-page {
  display: grid;
  width: var(--page);
  min-height: calc(100svh - 158px);
  margin: 0 auto;
  padding: clamp(70px, 10vw, 126px) 0;
  align-items: center;
  grid-template-columns: minmax(210px, 0.42fr) minmax(0, 1fr);
  gap: clamp(48px, 8vw, 96px);
}

.error-code {
  display: grid;
  min-height: 220px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--accent);
  background: var(--surface);
  box-shadow: var(--shadow);
  font-size: clamp(4.6rem, 10vw, 7.5rem);
  font-weight: 740;
  letter-spacing: -0.07em;
}

.error-copy {
  max-width: 640px;
}

.error-copy h1 {
  margin: 0;
  font-size: clamp(2.7rem, 5vw, 4.6rem);
  font-weight: 730;
  letter-spacing: -0.05em;
  line-height: 1.04;
}

.error-copy > p:not(.eyebrow) {
  max-width: 540px;
  margin: 25px 0;
  color: var(--muted);
}

@media (max-width: 920px) {
  .site-nav {
    gap: 10px;
  }

  .site-nav a {
    font-size: 0.61rem;
  }

  .hero {
    grid-template-columns: minmax(0, 1fr) minmax(230px, 0.48fr);
  }

  .hero-index {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-index div:nth-child(2) {
    border-right: 0;
  }

  .hero-index div:nth-child(n + 3) {
    margin-top: 14px;
  }

  .profile,
  .portfolio-heading,
  .contact {
    grid-template-columns: 1fr;
  }

  .education,
  .portfolio-intro {
    max-width: 620px;
  }

  .patent-overview {
    margin-top: 8px;
  }

  .contact-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0 20px;
  }
}

@media (max-width: 720px) {
  :root {
    --page: calc(100% - 28px);
  }

  .site-header {
    min-height: 58px;
  }

  .wordmark > span:last-child,
  .site-nav a:not(.nav-contact) {
    display: none;
  }

  .hero {
    min-height: auto;
    padding-top: 58px;
    grid-template-columns: 1fr;
  }

  .hero-copy {
    display: contents;
  }

  .eyebrow {
    grid-row: 1;
  }

  .hero h1 {
    grid-row: 2;
    font-size: clamp(2.8rem, 13vw, 4.3rem);
  }

  .hero-portrait {
    width: min(64vw, 230px);
    margin: 48px auto 40px;
    grid-row: 3;
    justify-self: center;
  }

  .portrait-caption {
    right: -7px;
  }

  .hero-intro {
    grid-row: 4;
  }

  .hero-actions {
    grid-row: 5;
  }

  .hero-index {
    margin-top: 48px;
    grid-column: auto;
    grid-row: 6;
  }

  .section {
    padding: 72px 0;
  }

  .research-grid,
  .project-list,
  .patent-list {
    grid-template-columns: 1fr;
  }

  .research-card,
  .project-card,
  .patent-card {
    min-height: 0;
  }

  .patents,
  .contact {
    width: calc(100% - 20px);
    padding: 32px 18px;
    border-radius: 10px;
  }

  .publications-head {
    display: block;
  }

  .publication-summary {
    margin-top: 32px;
  }

  .publication-controls {
    top: 58px;
    display: block;
  }

  .filter-group {
    overflow-x: auto;
  }

  .filter-button {
    flex: 0 0 auto;
  }

  .filter-note {
    margin-top: 8px;
  }

  .publication-item {
    grid-template-columns: 62px 1fr;
    gap: 7px 13px;
  }

  .pub-type {
    grid-column: 2;
    grid-row: 1;
  }

  .pub-content {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .contact-links {
    grid-template-columns: 1fr;
  }

  .contact-email {
    overflow-wrap: anywhere;
  }

  .site-footer {
    padding: 26px 0;
    grid-template-columns: 1fr auto;
  }

  .site-footer p:nth-child(2) {
    display: none;
  }

  .error-page {
    min-height: calc(100svh - 152px);
    grid-template-columns: 1fr;
  }

  .error-code {
    width: 190px;
    min-height: 150px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

@media print {
  :root {
    --canvas: #fff;
    --surface: #fff;
    --surface-subtle: #fff;
    --ink: #000;
    --muted: #333;
    --line: #aaa;
    --accent: #000;
    --accent-dark: #000;
    --page: 100%;
  }

  @page {
    margin: 14mm;
  }

  html {
    font-size: 9pt;
  }

  body {
    background: #fff;
  }

  .site-header,
  .hero-actions,
  .publication-controls,
  .site-footer,
  .error-page {
    display: none !important;
  }

  .hero {
    min-height: 0;
    padding: 0 0 9mm;
    grid-template-columns: 1fr 38mm;
    column-gap: 10mm;
  }

  .hero h1 {
    font-size: 28pt;
  }

  .hero-portrait {
    width: 38mm;
  }

  .portrait-frame {
    border-radius: 3px;
    box-shadow: none;
  }

  .portrait-caption {
    position: static;
    margin-top: 2mm;
    padding: 2mm;
    box-shadow: none;
  }

  .hero-index {
    margin-top: 6mm;
    padding: 3mm 0;
  }

  .hero-index div {
    min-height: 0;
  }

  .section {
    padding: 10mm 0;
  }

  .profile {
    grid-template-columns: 1fr 55mm;
  }

  .education,
  .research-card,
  .project-card,
  .patent-card,
  .patents,
  .contact {
    color: #000;
    background: transparent;
    box-shadow: none;
  }

  .research,
  .projects,
  .patents,
  .publications {
    break-before: page;
  }

  .research-grid,
  .project-list,
  .patent-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .research-card,
  .project-card,
  .patent-card {
    min-height: 0;
    padding: 4mm;
    break-inside: avoid;
    page-break-inside: avoid;
  }

  .research-card h3,
  .project-card h3,
  .patent-card h3 {
    margin-top: 4mm;
    margin-bottom: 3mm;
  }

  .patent-number,
  .patent-date,
  .patent-inventors,
  .patent-applicant,
  .patent-overview p {
    color: #333;
  }

  .status-badge {
    border-color: #777;
    color: #000;
    background: transparent;
  }

  .publication-item,
  .publication-item[hidden] {
    display: grid !important;
    padding: 3mm 0;
    grid-template-columns: 16mm 21mm 1fr;
    break-inside: avoid;
    page-break-inside: avoid;
  }

  .contact {
    display: grid;
    margin: 0;
  }

  a {
    text-decoration: none;
  }
}