:root {
  color-scheme: light;
  --bg: #f7f9fc;
  --surface: #ffffff;
  --surface-strong: #eef7f8;
  --text: #151923;
  --muted: #5f6b7a;
  --border: #dbe3ec;
  --accent: #087c89;
  --accent-strong: #064f59;
  --accent-warm: #a33a2b;
  --shadow: 0 18px 45px rgb(40 54 74 / 0.08);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  background:
    linear-gradient(180deg, rgb(255 255 255 / 0.86), rgb(247 249 252 / 0.92)),
    radial-gradient(circle at top left, rgb(8 124 137 / 0.12), transparent 28rem);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  line-height: 1.65;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgb(219 227 236 / 0.72);
  background: rgb(247 249 252 / 0.86);
  backdrop-filter: blur(16px);
}

.top-nav {
  display: flex;
  width: min(100% - 32px, 940px);
  min-height: 58px;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin: 0 auto;
}

.site-brand,
.top-nav__links a {
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 800;
  text-decoration: none;
}

.site-brand {
  white-space: nowrap;
}

.top-nav__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 14px;
}

.top-nav__links a {
  color: var(--muted);
}

.top-nav__links a:hover,
.top-nav__links a[aria-current="page"] {
  color: var(--accent-strong);
}

.page-shell {
  width: min(100% - 32px, 940px);
  max-width: calc(100vw - 32px);
  margin: 0 auto;
}

.profile {
  display: flex;
  min-height: 92vh;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 64px 0 40px;
  text-align: center;
}

.profile__avatar {
  width: 136px;
  height: 136px;
  border: 4px solid var(--surface);
  border-radius: 50%;
  box-shadow: var(--shadow);
  object-fit: cover;
}

.profile h1 {
  margin: 26px 0 4px;
  font-size: clamp(2.45rem, 1.95rem + 2vw, 4rem);
  line-height: 1.05;
  overflow-wrap: anywhere;
}

.profile__role {
  margin: 0;
  color: var(--accent-strong);
  font-size: 1.08rem;
  font-weight: 700;
  overflow-wrap: anywhere;
}

.profile__summary {
  width: min(100%, 760px);
  margin: 28px auto 0;
  color: var(--muted);
  font-size: 1.04rem;
}

.profile__summary p {
  margin: 0 auto 10px;
}

.link-bar,
.cv-panel__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.link-bar {
  width: 100%;
  margin-top: 26px;
}

.link-bar a,
.cv-panel__actions a,
.button-link,
.project-card__action {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  font-size: 0.93rem;
  font-weight: 700;
  line-height: 1.2;
  padding: 9px 14px;
  text-decoration: none;
  transition:
    border-color 160ms ease,
    color 160ms ease,
    transform 160ms ease,
    box-shadow 160ms ease;
  white-space: nowrap;
}

.link-bar a:hover,
.cv-panel__actions a:hover,
.button-link:hover,
.project-card:not(.project-card--placeholder):hover .project-card__action {
  border-color: rgb(8 124 137 / 0.45);
  box-shadow: 0 10px 28px rgb(8 124 137 / 0.12);
  color: var(--accent-strong);
  transform: translateY(-1px);
}

.button-link--primary {
  border-color: rgb(8 124 137 / 0.48);
  background: var(--accent);
  color: #ffffff;
}

.button-link--primary:hover {
  color: #ffffff;
}

.section {
  scroll-margin-top: 78px;
  padding: 52px 0;
  border-top: 1px solid var(--border);
}

.section-actions {
  display: flex;
  justify-content: center;
  margin-top: 18px;
}

.section__header {
  display: grid;
  grid-template-columns: minmax(140px, 0.36fr) minmax(0, 1fr);
  gap: 24px;
  align-items: start;
  margin-bottom: 26px;
}

.section__eyebrow {
  margin: 0;
  color: var(--accent-warm);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.section h2 {
  margin: 0;
  font-size: clamp(1.42rem, 1.15rem + 1vw, 2.05rem);
  line-height: 1.2;
  overflow-wrap: anywhere;
}

.focus-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.focus-grid article,
.project-card,
.cv-panel,
.publication,
.talk {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgb(255 255 255 / 0.82);
  box-shadow: 0 1px 0 rgb(21 25 35 / 0.02);
}

.focus-grid article {
  min-height: 232px;
  padding: 20px;
}

.focus-grid span {
  display: block;
  margin-bottom: 18px;
  color: var(--accent);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.86rem;
  font-weight: 800;
}

.focus-grid h3,
.project-card__title,
.publication h3,
.talk h3,
.cv-panel h3 {
  margin: 0 0 8px;
  line-height: 1.25;
}

.focus-grid p,
.project-card__text,
.publication p,
.talk p,
.cv-panel p {
  margin: 0;
  color: var(--muted);
}

.publication-list {
  display: grid;
  gap: 10px;
}

.publication {
  padding: 18px 20px;
}

.publication h3 {
  font-size: 1.02rem;
}

.publication p {
  font-size: 0.95rem;
}

.talk-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.talk {
  padding: 18px 20px;
}

.talk__meta {
  margin-bottom: 10px;
  color: var(--accent-warm);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
}

.talk h3 {
  font-size: 1.02rem;
}

.talk p {
  font-size: 0.95rem;
}

.talk__links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.talk__links a {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--accent-strong);
  font-size: 0.86rem;
  font-weight: 800;
  line-height: 1.2;
  padding: 7px 11px;
  text-decoration: none;
}

.talk__links a:hover {
  border-color: rgb(8 124 137 / 0.45);
  color: var(--accent-strong);
}

.project-subsection + .project-subsection {
  margin-top: 34px;
}

.project-subsection__header {
  display: grid;
  grid-template-columns: minmax(140px, 0.28fr) minmax(0, 1fr);
  gap: 20px;
  align-items: start;
  margin-bottom: 16px;
}

.project-subsection__header h2,
.project-subsection__header h3 {
  margin: 0;
  font-size: 1.14rem;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

.project-subsection__header p {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.project-card {
  display: flex;
  min-height: 430px;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  padding: 0;
  color: var(--text);
  text-decoration: none;
  transition:
    border-color 160ms ease,
    box-shadow 160ms ease,
    transform 160ms ease;
}

.project-card:not(.project-card--placeholder):hover {
  border-color: rgb(8 124 137 / 0.42);
  box-shadow: var(--shadow);
  color: var(--text);
  transform: translateY(-2px);
}

.project-card--placeholder {
  cursor: default;
}

.project-card--featured {
  background:
    linear-gradient(135deg, rgb(238 247 248 / 0.95), rgb(255 255 255 / 0.92));
  border-color: rgb(8 124 137 / 0.28);
}

.project-card__media {
  display: flex;
  aspect-ratio: 16 / 9;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--border);
  background: #ffffff;
}

.project-card__media img {
  width: 100%;
  height: 100%;
  padding: 10px;
  object-fit: contain;
}

.project-card__body {
  display: flex;
  min-height: 238px;
  flex: 1;
  flex-direction: column;
  padding: 18px 20px 20px;
}

.project-card__tag {
  display: block;
  margin: 0 0 10px;
  color: var(--accent);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.project-card__title {
  display: block;
  font-size: 1.08rem;
  font-weight: 800;
  overflow-wrap: anywhere;
}

.project-card__text {
  display: block;
  flex: 1;
  font-size: 0.98rem;
}

.project-card__status {
  display: block;
  margin-top: 18px;
  color: var(--accent-warm);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
}

.project-card__action {
  width: fit-content;
  margin-top: 24px;
}

.project-card--placeholder .project-card__action {
  border-color: var(--border);
  color: var(--muted);
}

.subpage {
  padding-bottom: 18px;
}

.page-hero {
  padding: 72px 0 42px;
}

.page-hero h1,
.project-detail h1 {
  margin: 8px 0 16px;
  font-size: clamp(2.1rem, 1.4rem + 2.8vw, 4rem);
  line-height: 1.05;
  overflow-wrap: anywhere;
}

.page-hero p,
.project-detail__intro p {
  width: min(100%, 760px);
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.project-detail {
  padding: 68px 0 64px;
}

.project-detail__intro {
  display: grid;
  gap: 12px;
}

.project-detail__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 10px;
}

.project-detail__image {
  display: flex;
  max-height: 560px;
  align-items: center;
  justify-content: center;
  margin: 34px 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #ffffff;
  box-shadow: var(--shadow);
}

.project-detail__image img {
  width: 100%;
  max-height: 560px;
  padding: 18px;
  object-fit: contain;
}

.project-detail__body {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.project-detail__body section,
.project-nav a {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgb(255 255 255 / 0.82);
}

.project-detail__body section {
  padding: 20px;
}

.project-detail__body section:first-child {
  grid-column: 1 / -1;
}

.project-detail__body h2 {
  margin: 0 0 10px;
  font-size: 1.08rem;
}

.project-detail__body p,
.project-detail__body li {
  color: var(--muted);
}

.project-detail__body p,
.project-detail__body ul {
  margin: 0;
}

.project-detail__body ul {
  padding-left: 20px;
}

.project-source a {
  overflow-wrap: anywhere;
}

.project-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 14px;
}

.project-nav a {
  min-height: 58px;
  padding: 16px 18px;
  color: var(--text);
  font-weight: 800;
  text-decoration: none;
}

.project-nav a:hover {
  border-color: rgb(8 124 137 / 0.42);
  color: var(--accent-strong);
}

.cv-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 26px;
  padding: 24px;
}

.cv-panel h3 + p {
  margin-bottom: 18px;
}

.cv-panel ul {
  margin: 0 0 18px;
  padding-left: 20px;
  color: var(--muted);
}

.cv-panel li + li {
  margin-top: 6px;
}

.cv-link-list a {
  color: var(--text);
  font-weight: 800;
}

.cv-link-list a:hover {
  color: var(--accent-strong);
}

.cv-panel__actions {
  align-content: start;
  align-items: start;
  justify-content: flex-end;
}

.cv-panel__actions a {
  width: 100%;
}

.site-footer {
  width: min(100% - 32px, 940px);
  margin: 0 auto;
  padding: 34px 0 44px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.9rem;
  text-align: center;
}

.site-footer p {
  margin: 0;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --bg: #11151c;
    --surface: #171d26;
    --surface-strong: #10272c;
    --text: #eef3f8;
    --muted: #acb8c5;
    --border: #2b3644;
    --accent: #31b6c5;
    --accent-strong: #76d7e1;
    --accent-warm: #ee8b7e;
    --shadow: 0 18px 45px rgb(0 0 0 / 0.24);
  }

  body {
    background:
      linear-gradient(180deg, rgb(17 21 28 / 0.94), rgb(13 17 23 / 0.98)),
      radial-gradient(circle at top left, rgb(49 182 197 / 0.16), transparent 30rem);
  }

  .focus-grid article,
  .project-card,
  .cv-panel,
  .publication,
  .talk,
  .link-bar a,
  .cv-panel__actions a,
  .button-link,
  .project-card__action,
  .project-detail__body section,
  .project-nav a {
    background: rgb(23 29 38 / 0.86);
  }

  .site-header {
    border-color: rgb(43 54 68 / 0.72);
    background: rgb(17 21 28 / 0.86);
  }

  .project-card--featured {
    background:
      linear-gradient(135deg, rgb(16 39 44 / 0.96), rgb(23 29 38 / 0.92));
  }

  .button-link--primary {
    background: var(--accent);
    color: #061116;
  }
}

@media (max-width: 760px) {
  .page-shell,
  .site-footer,
  .top-nav {
    width: min(100% - 24px, 940px);
    max-width: calc(100vw - 24px);
  }

  .top-nav {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    padding: 10px 0;
  }

  .profile {
    min-height: auto;
    padding-top: 42px;
  }

  .section {
    padding: 40px 0;
  }

  .section__header,
  .project-subsection__header,
  .focus-grid,
  .project-grid,
  .talk-list,
  .cv-panel,
  .project-detail__body,
  .project-nav {
    grid-template-columns: 1fr;
  }

  .focus-grid article,
  .project-card {
    min-height: auto;
  }

  .project-card__body {
    min-height: auto;
  }

  .project-detail__body section:first-child {
    grid-column: auto;
  }

  .cv-panel__actions {
    justify-content: stretch;
  }

  .link-bar a {
    min-width: 0;
    flex: 1 1 calc(33.333% - 10px);
  }
}

@media (max-width: 430px) {
  .profile__avatar {
    width: 112px;
    height: 112px;
  }

  .profile__summary {
    font-size: 0.98rem;
  }

  .link-bar a {
    flex-basis: calc(50% - 10px);
  }
}