@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;700&display=swap');

:root {
  --ink: #1f1f1f;
  --blue: #254f79;
  --line: #d7d7d7;
  --font-main: 'Roboto', Arial, sans-serif;
  --page-width: 1260px;
  --shell-gutter: 36px;
  --brand-mark-size: 44px;
  --header-height: 4.7rem;
  --header-height-mobile: 4.2rem;
  --hero-media-width: 320px;
  --paper-media-width: 320px;
  --record-logo-width: 160px;
  --record-meta-width: 160px;
  --profile-icon-size: 2rem;
  --text-body: 0.91rem;
  --text-body-large: 0.95rem;
  --text-meta: 1rem;
  --text-brand: 1.15rem;
  --text-nav: 1rem;
  --text-record-title: 1.18rem;
  --text-role: 1rem;
  --text-hero-title: clamp(2rem, 3vw, 2.6rem);
  --text-hero-role: 1.08rem;
  --text-section-title: clamp(1.45rem, 1.8vw, 1.75rem);
  --text-page-title: clamp(2.2rem, 4vw, 2.8rem);
  --text-award-title: clamp(1.45rem, 1.8vw, 1.75rem);
  --line-body: 1.62;
  --line-relaxed: 1.72;
  --header-shadow: 0 10px 26px rgba(0, 0, 0, 0.18);
  --nav-shadow: 0 10px 28px rgba(0, 0, 0, 0.16);
  --surface-border: #efefef;
  --overlay-border: rgba(0, 0, 0, 0.08);
  --header-transition: background-color 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
  --focus-color: rgba(37, 79, 121, 0.6);
}

/* Base */

*,
*::before,
*::after {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: #fff;
  color: var(--ink);
  font-family: var(--font-main);
  line-height: var(--line-body);
}

a,
button {
  touch-action: manipulation;
}

[hidden] {
  display: none !important;
}

.icon-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

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

a {
  color: var(--blue);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

:where(a, button):focus-visible {
  outline: 3px solid var(--focus-color);
  outline-offset: 3px;
}

p,
li {
  margin: 0 0 1.1rem;
  font-size: var(--text-body);
}

h1,
h2 {
  margin: 0;
  color: var(--blue);
  line-height: 1.08;
}

.skip-link {
  position: absolute;
  top: 0.75rem;
  left: 1rem;
  z-index: 60;
  padding: 0.7rem 1rem;
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.12);
  color: var(--ink);
  transform: translateY(-220%);
  transition: transform 120ms ease;
}

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

.icon {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

/* Layout */

.site-shell {
  width: min(calc(100% - var(--shell-gutter)), var(--page-width));
  margin: 0 auto;
}

.page-shell {
  padding: 1.2rem 0 1.6rem;
}

.section-divider {
  margin: 0;
  border: 0;
  border-top: 1px solid var(--line);
}

.page-footer {
  padding: 2.4rem 0 1.1rem;
}

.page-footer p {
  margin: 0;
  color: #333;
  font-size: var(--text-meta);
  text-align: center;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid var(--surface-border);
  transition: var(--header-transition);
}

.site-header.is-scrolled {
  background: #1a1a1a;
  border-bottom-color: transparent;
  box-shadow: var(--header-shadow);
}

.site-header.is-scrolled .site-brand {
  color: #ffffff;
}

.site-header.is-scrolled .nav-list a {
  color: #ffffff;
}

.site-header.is-scrolled .search-mark {
  color: #ffffff;
}

.site-header.is-scrolled .nav-toggle {
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.3);
}

.header-shell {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-height: var(--header-height);
}

.site-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  color: var(--ink);
  font-size: var(--text-brand);
  font-weight: 400;
}

.site-brand:hover {
  text-decoration: none;
}

.brand-mark {
  width: var(--brand-mark-size);
  height: var(--brand-mark-size);
  object-fit: contain;
}

.site-nav {
  margin-left: auto;
}

.nav-toggle {
  display: none;
  padding: 0.5rem 0.85rem;
  border: 1px solid rgba(0, 0, 0, 0.12);
  background: transparent;
  color: var(--ink);
  font: inherit;
  cursor: pointer;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-list a {
  color: var(--ink);
  font-size: var(--text-nav);
  font-weight: 400;
}

.nav-list a[aria-current="page"] {
  font-weight: 700;
}

.search-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.3rem;
  height: 1.3rem;
  margin-left: 1rem;
  color: var(--ink);
}


/* Home */

.hero-block {
  display: grid;
  grid-template-columns: var(--hero-media-width) minmax(0, 1fr);
  gap: 48px;
  align-items: start;
  padding: 2.8rem 0 2.4rem;
}

.hero-media {
  width: 100%;
}

.profile-photo {
  width: 100%;
  aspect-ratio: 1 / 1.18;
  object-fit: cover;
  object-position: center 18%;
  border-radius: 4px;
}

.profile-links {
  display: flex;
  justify-content: center;
  gap: 1.2rem;
  padding-top: 1rem;
}

.plink {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.85rem;
  height: 1.85rem;
  color: #2a2a2a;
  transition: opacity 0.15s ease, transform 0.15s ease;
}

.plink:hover {
  opacity: 0.65;
  transform: translateY(-1px);
  text-decoration: none;
}
.plink--copied {
  color: #22c55e !important;
  transform: scale(1.15);
}

.plink--github { color: #1a1a1a; }
.plink--email  { color: #c0392b; }
.plink--home   { color: #5b4fcf; }

.hero-copy {
  max-width: 60rem;
  padding-top: 0.25rem;
}

.hero-copy h1 {
  margin-bottom: 0.3rem;
  font-size: var(--text-hero-title);
  font-weight: 700;
}

.hero-role {
  margin-bottom: 1.3rem;
  color: #1f1f1f;
  font-size: var(--text-hero-role);
  font-weight: 700;
}

.hero-bio {
  max-width: 58rem;
  font-size: var(--text-body-large);
  line-height: var(--line-relaxed);
  text-align: justify;
}

/* Sections */

.content-section {
  padding: 2.4rem 0 0.6rem;
}

.content-section h2 {
  margin-bottom: 1.8rem;
  font-size: var(--text-section-title);
  font-weight: 700;
}

.compact-section {
  padding-bottom: 0;
}

.page-title {
  padding: 2.2rem 0 2.7rem;
  text-align: center;
}

.page-title h1 {
  font-size: var(--text-page-title);
  font-weight: 500;
}

/* Publications */

.paper-entry {
  display: grid;
  grid-template-columns: var(--paper-media-width) minmax(0, 1fr);
  gap: 36px;
  align-items: start;
  margin-bottom: 3.6rem;
}

.paper-entry:last-child {
  margin-bottom: 0.4rem;
}

.paper-image {
  width: 100%;
  height: auto;
  border-radius: 6px;
}


.paper-video {
  display: block;
}

.paper-copy {
  max-width: 52rem;
  padding-top: 0.2rem;
}

.paper-authors,
.paper-title,
.paper-venue,
.paper-summary,
.paper-tags,
.paper-links,
.project-title,
.project-summary {
  font-size: var(--text-body-large);
  line-height: 1.45;
}

.paper-title {
  margin-bottom: 0.45rem;
}

.paper-title strong {
  color: var(--blue);
}

.paper-summary {
  margin-bottom: 0.7rem;
  line-height: var(--line-relaxed);
}

.paper-tags {
  margin-bottom: 0.55rem;
  color: #5a5a5a;
  font-size: var(--text-body);
  letter-spacing: 0.01em;
}

.paper-venue {
  margin-bottom: 1rem;
  font-style: italic;
}

.paper-links a {
  text-decoration: underline;
}

.skills-grid {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.skill-row {
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 1rem;
  align-items: baseline;
  font-size: var(--text-body-large);
  line-height: var(--line-relaxed);
}

.skill-label {
  font-weight: 700;
  color: var(--ink);
  white-space: nowrap;
}

.skill-items {
  color: #444;
}

/* venn diagrams — side by side, equal size */
.venn-pair {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 2.4rem;
  align-items: start;
}
.venn-item {
  text-align: center;
}
.venn-item h2 {
  margin-bottom: 1.4rem;
}
.venn-desc {
  font-size: var(--text-body);
  color: #5a5a5a;
  line-height: var(--line-relaxed);
  margin-bottom: 1rem;
}
.venn-img {
  overflow: hidden;
  border-radius: 6px;
}
.venn-img img {
  width: 100%;
  height: auto;
  display: block;
}
@media (max-width: 760px) {
  .venn-pair {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.hobbies-section {
  padding-bottom: 1.5rem;
}

.hobby-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.hobby-card {
  background: #ffffff;
  border-radius: 16px;
  padding: 1.8rem 1.5rem;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.07);
}

.hobby-icon {
  width: 2.4rem;
  height: 2.4rem;
  color: #2563eb;
  margin-bottom: 1rem;
}

.hobby-icon svg {
  width: 100%;
  height: 100%;
}

.hobby-card h3 {
  margin: 0 0 0.55rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ink);
}

.hobby-card p {
  font-size: var(--text-body);
  color: #444;
  margin-bottom: 0.6rem;
}

.hobby-fav {
  margin-top: 0.8rem !important;
}

.hobby-card ul {
  margin: 0;
  padding-left: 1.2rem;
}

.hobby-card li {
  font-size: var(--text-body);
  color: #444;
  margin-bottom: 0.3rem;
}

@media (max-width: 900px) {
  .hobby-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 500px) {
  .hobby-grid {
    grid-template-columns: 1fr;
  }
}

.service-section h2 {
  margin-bottom: 1.2rem;
}

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

.service-list li {
  margin-bottom: 0.6rem;
  font-size: var(--text-body-large);
  line-height: var(--line-relaxed);
}

.service-list strong {
  color: var(--ink);
}

/* SDG */

.sdg-section h2 {
  color: var(--blue);
  font-weight: 700;
}

.sdg-list {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem 3rem;
  align-items: flex-start;
}

.sdg-item {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.sdg-icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 11px;
}

.sdg-icon svg {
  width: 100%;
  height: 100%;
}

.sdg-text {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.sdg-text strong {
  font-size: var(--text-body-large);
  font-weight: 700;
  color: var(--ink);
}

.sdg-text span {
  font-size: var(--text-body);
  color: var(--ink);
  opacity: 0.7;
}

/* Projects */

.project-entry {
  max-width: 54rem;
  margin-bottom: 1.4rem;
}

.project-title {
  margin-bottom: 0.2rem;
}

/* Records */

.record-list {
  display: grid;
  gap: 3.2rem;
}

.record-entry {
  display: grid;
  grid-template-columns: var(--record-logo-width) minmax(0, 1fr) var(--record-meta-width);
  gap: 28px;
  align-items: start;
}

.record-logo {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 0.3rem;
}

.record-logo img {
  width: 130px;
  height: 60px;
  object-fit: contain;
}

.record-copy h2 {
  margin-bottom: 0.35rem;
  color: var(--ink);
  font-size: var(--text-record-title);
  font-weight: 700;
}

.record-role {
  margin-bottom: 0.8rem;
  color: #353535;
  font-size: var(--text-role);
  font-style: italic;
}

.record-copy ul {
  margin: 0;
  padding-left: 1.55rem;
}

.record-copy li {
  margin-bottom: 0.55rem;
  font-size: var(--text-body);
  line-height: 1.5;
}

.record-meta {
  color: #353535;
  text-align: right;
}

.record-meta p {
  margin-bottom: 0.3rem;
  font-size: var(--text-body);
}

.awards-section h2 {
  margin-bottom: 1.4rem;
  font-size: var(--text-award-title);
  font-weight: 700;
}

.awards-copy p {
  max-width: 64rem;
  font-size: var(--text-body);
  line-height: var(--line-relaxed);
}

/* Tablet */

@media (max-width: 1020px) {
  .paper-entry,
  .record-entry {
    grid-template-columns: 1fr;
  }

  .hero-media {
    max-width: 290px;
  }

  .record-logo {
    justify-content: flex-start;
  }

  .record-meta {
    text-align: left;
  }
}

@media (max-width: 920px) {
  .hero-block {
    grid-template-columns: 1fr;
  }

  .hero-media {
    margin-inline: auto;
  }
}

/* Mobile */

@media (max-width: 760px) {
  :root {
    --shell-gutter: 40px;
    --text-body: 0.95rem;
    --text-body-large: 1rem;
    --text-hero-title: 2rem;
    --text-hero-role: 1.05rem;
  }

  .header-shell {
    min-height: var(--header-height-mobile);
  }

  .site-brand {
    gap: 0.7rem;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    min-height: 2.75rem;
    min-width: 2.75rem;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 0.15rem);
    right: 0.75rem;
    left: 0.75rem;
    margin-left: 0;
  }

  .nav-list {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.55rem;
    background: rgba(255, 255, 255, 0.99);
    border: 1px solid var(--overlay-border);
    box-shadow: var(--nav-shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    pointer-events: none;
    transition: opacity 0.22s ease, transform 0.22s ease, visibility 0s linear 0.22s;
  }

  .nav-list.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
    transition: opacity 0.22s ease, transform 0.22s ease;
  }

  .nav-list a {
    display: flex;
    align-items: center;
    min-height: 2.7rem;
    padding: 0.65rem 0.35rem;
  }

  .search-mark {
    display: none;
  }

  .page-shell {
    padding-top: 1rem;
  }

  .hero-block {
    gap: 1.9rem;
    padding-top: 1.6rem;
  }

  .hero-bio {
    text-align: left;
  }

  .hero-copy h1 {
    font-size: var(--text-hero-title);
  }

  .hero-role {
    line-height: 1.3;
  }

  .record-copy li,
  .paper-links,
  .paper-summary {
    overflow-wrap: break-word;
    word-break: break-word;
  }
}

/* Phone */

@media (max-width: 480px) {
  :root {
    --text-body: 1rem;
    --text-body-large: 1.02rem;
    --text-record-title: 1.05rem;
  }

  .page-title {
    padding: 1.5rem 0 1.8rem;
  }

  .content-section {
    padding-top: 1.8rem;
  }

  .hero-media {
    max-width: 220px;
  }

  .paper-image {
    height: auto;
  }

  .record-list {
    gap: 2.2rem;
  }

  .record-logo img {
    width: 90px;
    height: 44px;
  }

  .skill-row {
    grid-template-columns: 1fr;
    gap: 0.2rem;
  }

  .skill-label {
    white-space: normal;
  }

  .skill-items {
    color: #555;
  }

  .paper-entry {
    margin-bottom: 2.4rem;
  }

  .plink {
    width: 2.75rem;
    height: 2.75rem;
  }
}

/* smooth link transitions */
a {
  transition: color 0.18s ease, opacity 0.18s ease;
}

/* page transitions — subtle */
@keyframes page-out {
  to { opacity: 0; }
}
@keyframes page-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}
.page-out {
  animation: page-out 0.14s ease forwards;
  pointer-events: none;
}
.page-in {
  animation: page-in 0.18s ease forwards;
}

/* paper entry image — subtle hover */
.paper-image {
  overflow: hidden;
}

/* hobby card subtle hover */
.hobby-card {
  transition: box-shadow 0.2s ease;
}
.hobby-card:hover {
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08);
}

/* balanced heading wrapping */
h1, h2 {
  text-wrap: balance;
}

/* refined link underline */
a {
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

/* nav active indicator — animated underline on desktop */
.nav-list a {
  position: relative;
}
.nav-list a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--blue);
  transform: scaleX(0);
  transform-origin: right center;
  transition: transform 0.25s ease;
}
.nav-list a:hover::after {
  transform: scaleX(1);
  transform-origin: left center;
}
.nav-list a[aria-current="page"]::after {
  transform: scaleX(1);
}
.site-header.is-scrolled .nav-list a::after {
  background: rgba(255, 255, 255, 0.75);
}

/* nav indicator — left bar on mobile */
@media (max-width: 760px) {
  .nav-list a::after {
    display: none;
  }
  .nav-list a[aria-current="page"] {
    border-left: 3px solid var(--blue);
    padding-left: calc(0.35rem - 3px);
    background: rgba(37, 79, 121, 0.05);
    border-radius: 0 4px 4px 0;
  }
}

/* dark header nav dropdown */
.site-header.is-scrolled .nav-list {
  background: rgba(22, 22, 24, 0.98);
  border-color: rgba(255, 255, 255, 0.09);
  box-shadow: 0 10px 32px rgba(0, 0, 0, 0.55);
}
.site-header.is-scrolled .nav-list a {
  color: #e0e0e0;
}
.site-header.is-scrolled .nav-list a:hover {
  color: #fff;
}
.site-header.is-scrolled .nav-list a[aria-current="page"] {
  color: #93c5fd;
  border-left-color: #60a5fa;
}

/* profile photo hover */
.profile-photo {
  transition: transform 0.38s ease, box-shadow 0.38s ease;
}
.hero-media:hover .profile-photo {
  transform: scale(1.02);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.18);
}

/* scroll-to-top button */
.scroll-top {
  position: fixed;
  bottom: 1.8rem;
  right: 1.8rem;
  width: 2.8rem;
  height: 2.8rem;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
  opacity: 0;
  transform: translateY(10px) scale(0.9);
  pointer-events: none;
  transition: opacity 0.28s ease, transform 0.28s ease, background 0.2s ease;
  box-shadow: 0 4px 18px rgba(37, 79, 121, 0.35);
  touch-action: manipulation;
}
.scroll-top svg {
  width: 1.1rem;
  height: 1.1rem;
  stroke: currentColor;
}
.scroll-top--visible {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}
.scroll-top:hover {
  background: #1a3f6a;
  transform: translateY(-2px);
}

/* code-link pill */
.code-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.25rem 0.8rem;
  border: 1.5px solid var(--blue);
  border-radius: 2rem;
  font-size: var(--text-body);
  font-weight: 500;
  color: var(--blue);
  transition: background 0.2s ease, color 0.2s ease;
  text-decoration: none;
}
.code-link:hover {
  background: var(--blue);
  color: #fff;
  text-decoration: none;
}


/* theme toggle button */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.2rem;
  height: 2.2rem;
  margin-left: 0.6rem;
  border: none;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  border-radius: 50%;
  flex-shrink: 0;
  transition: background 0.18s ease, color 0.18s ease;
  touch-action: manipulation;
}
.theme-toggle svg {
  width: 1.1rem;
  height: 1.1rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.theme-toggle:hover { background: var(--surface-border); }
.site-header.is-scrolled .theme-toggle { color: #fff; }
.site-header.is-scrolled .theme-toggle:hover { background: rgba(255,255,255,0.1); }


/* smooth theme transition */
body,
.site-header,
.nav-list,
.hobby-card,
.page-footer {
  transition-property: background-color, color, border-color;
  transition-duration: 0.3s;
  transition-timing-function: ease;
}

/* dark mode — class toggled by user, light is default */
body.dark-mode {
  color-scheme: dark;
  --ink: #e8e8ed;
  --blue: #4a9eff;
  --line: #2c2c2e;
  --surface-border: #2c2c2e;
  --overlay-border: rgba(255, 255, 255, 0.08);
  --header-shadow: 0 10px 26px rgba(0, 0, 0, 0.55);
  --nav-shadow: 0 10px 28px rgba(0, 0, 0, 0.65);
  --focus-color: rgba(74, 158, 255, 0.6);
  background: #0f0f11;
}

body.dark-mode .site-header {
  background: rgba(18, 18, 20, 0.96);
  border-bottom-color: rgba(255, 255, 255, 0.07);
}
body.dark-mode .site-header.is-scrolled { background: rgba(10, 10, 12, 0.98); }

body.dark-mode .hero-role     { color: #d0d0da; }
body.dark-mode .hero-bio      { color: #c8c8d2; }
body.dark-mode .paper-tags    { color: #a8a8b2; }
body.dark-mode .paper-summary { color: #d0d0da; }
body.dark-mode .record-role   { color: #b8b8c2; }
body.dark-mode .record-meta   { color: #b0b0ba; }
body.dark-mode .skill-items   { color: #c8c8d2; }
body.dark-mode .awards-copy p { color: #c8c8d2; }
body.dark-mode .service-list li { color: #c8c8d2; }
body.dark-mode .page-footer p { color: #909098; }
body.dark-mode .paper-image   { background: transparent; }
body.dark-mode .brand-mark    { filter: brightness(0) invert(1); }

body.dark-mode .record-logo img {
  background: #f5f5f7;
  padding: 8px 10px;
  border-radius: 8px;
}

body.dark-mode .hobby-card {
  background: #1c1c1e;
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.45);
}
body.dark-mode .hobby-card p,
body.dark-mode .hobby-card li { color: #c0c0ca; }

body.dark-mode .plink          { color: #b8b8c2; }
body.dark-mode .plink--github  { color: #d0d0d8; }
body.dark-mode .plink--email   { color: #ff7b7b; }
body.dark-mode .plink--home    { color: #a48bef; }

body.dark-mode .venn-desc { color: #9090a0; }
body.dark-mode .venn-img {
  opacity: 0.88;
}

body.dark-mode .code-link { border-color: rgba(74, 158, 255, 0.45); }
body.dark-mode .code-link:hover { background: #4a9eff; color: #0f0f11; border-color: #4a9eff; }

@media (max-width: 760px) {
  body.dark-mode .nav-list {
    background: rgba(22, 22, 24, 0.99);
    border-color: rgba(255, 255, 255, 0.09);
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.65);
  }
  body.dark-mode .nav-list a[aria-current="page"] {
    border-left-color: #4a9eff;
    background: rgba(74, 158, 255, 0.09);
  }
}

/* print */
@media print {
  .site-header,
  .scroll-top,
  .skip-link,
  .theme-toggle { display: none !important; }

  .page-view[hidden] { display: block !important; }

  body {
    background: #fff;
    color: #000;
    font-size: 10.5pt;
  }

  h1, h2 { color: #000 !important; break-after: avoid; }

  a { color: #254f79; text-decoration: underline; }

  a[href]::after { content: ' (' attr(href) ')'; font-size: 0.78em; color: #555; }
  a[href^="#"]::after,
  a[href^="mailto:"]::after,
  .code-link::after,
  .plink::after { content: none; }

  .paper-entry,
  .record-entry,
  .hobby-card { break-inside: avoid; }

  .hobby-card { background: none; box-shadow: none; border: 1px solid #ccc; }

  .page-view { break-before: page; }
  .page-view:first-of-type { break-before: auto; }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}