/* Portfolio V2 — editorial art-line system */
.portfolio-theme {
  --pf-sidebar: 212px;
  --pf-pad: clamp(28px, 4vw, 64px);
  --pf-line: color-mix(in srgb, var(--c-accent-portfolio-dark) 28%, transparent);
  --pf-line-soft: color-mix(in srgb, var(--c-accent-portfolio) 20%, transparent);
  --pf-paper: color-mix(in srgb, var(--color-bg-alt) 82%, transparent);
  --pf-ink-soft: #56616d;
}

.portfolio-theme,
.portfolio-theme button,
.portfolio-theme input,
.portfolio-theme textarea {
  font-family: "JetBrains Mono", monospace;
}

.portfolio-theme {
  height: 100svh;
  overflow: hidden;
}

.portfolio-container {
  position: relative;
  display: grid;
  grid-template-columns: var(--pf-sidebar) minmax(0, 1fr);
  width: 100%;
  height: 100svh;
  min-height: 0;
  background: var(--color-bg);
}

.portfolio-sidebar {
  position: relative;
  z-index: 20;
  display: flex;
  flex-direction: column;
  width: auto;
  min-width: 0;
  height: 100svh;
  padding: 34px 24px 26px 30px;
  border-right: 1px dotted var(--c-accent-portfolio);
  background: var(--color-bg);
  overflow: hidden;
}

.portfolio-sidebar::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 96px;
  height: 96px;
  opacity: .56;
  pointer-events: none;
  background-image:
    radial-gradient(circle, var(--c-accent-portfolio) 0 2px, transparent 2.5px),
    radial-gradient(circle, var(--c-accent-nexo) 0 2px, transparent 2.5px);
  background-position: 0 0, 10px 10px;
  background-size: 20px 20px;
  -webkit-mask-image: linear-gradient(225deg, #000, transparent 76%);
  mask-image: linear-gradient(225deg, #000, transparent 76%);
}

.portfolio-sidebar::after {
  content: "";
  position: absolute;
  top: 132px;
  right: -1px;
  bottom: 26px;
  width: 1px;
  background: repeating-linear-gradient(
    to bottom,
    var(--c-accent-portfolio) 0 4px,
    transparent 4px 9px
  );
  opacity: .65;
}

.profile-image {
  width: 104px;
  height: 104px;
  margin: 0 0 18px;
  padding: 3px;
  border: 1px dotted var(--pf-line);
  border-radius: 50%;
  background: transparent;
}

.profile-image img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  object-position: center 38%;
}

/* Explicitly neutralize the legacy numbered-list positioning. */
#skills .skills-row {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  width: 100%;
}

#skills .skills-row > .info-card {
  width: auto;
  min-width: 0;
  max-width: none;
}

#skills .numbered-list {
  width: 100%;
  min-width: 0;
}

#skills .numbered-list li {
  position: relative;
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  width: 100%;
  min-width: 0;
  padding: 9px 0;
  padding-left: 0;
  white-space: normal;
  word-break: normal;
  overflow-wrap: break-word;
}

#skills .numbered-list li::before {
  position: static;
  inset: auto;
  align-self: start;
}

.profile-info {
  margin: 0 0 28px;
  text-align: left;
}

.profile-info h1 {
  margin: 0 0 5px;
  font-size: 1.125rem;
  line-height: 1.15;
  letter-spacing: -.045em;
}

.profile-info p {
  margin: 0;
  color: var(--pf-ink-soft);
  font-size: .6875rem;
  line-height: 1.55;
}

.profile-info .profile-note {
  max-width: 25ch;
  margin-top: 10px;
  color: var(--c-accent-portfolio-dark);
}

.sidebar-nav {
  counter-reset: portfolio-nav;
  display: grid;
  gap: 3px;
  min-height: 0;
  margin: 0;
  overflow-y: auto;
  scrollbar-width: none;
}

.sidebar-nav::-webkit-scrollbar {
  display: none;
}

.sidebar-nav .nav-button {
  counter-increment: portfolio-nav;
  position: relative;
  display: grid;
  grid-template-columns: 24px 1fr;
  align-items: center;
  width: 100%;
  min-height: 34px;
  margin: 0;
  padding: 7px 10px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--color-text-light);
  font: 500 .6875rem/1.35 inherit;
  text-align: left;
  text-decoration: none;
  cursor: pointer;
}

.sidebar-nav .nav-button::before {
  content: counter(portfolio-nav, decimal-leading-zero);
  position: static;
  width: auto;
  height: auto;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--c-accent-portfolio-dark);
  font-size: .5625rem;
}

.sidebar-nav .nav-button:hover {
  background: color-mix(in srgb, var(--c-accent-portfolio-weak) 54%, transparent);
}

.sidebar-nav .nav-button.active {
  background: var(--c-accent-portfolio-weak);
  color: var(--color-text);
  box-shadow: inset 0 0 0 1px var(--pf-line-soft);
}

.sidebar-nav .nav-button.active::after {
  content: "";
  position: absolute;
  right: -14px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--c-accent-portfolio);
}

.sidebar-nav a.nav-button {
  counter-increment: none;
  grid-template-columns: 24px 1fr;
  margin-top: 10px;
  border-top: 1px dotted var(--pf-line);
  border-radius: 0;
}

.sidebar-nav a.nav-button::before {
  content: "↙";
}

.portfolio-main {
  position: relative;
  width: auto;
  min-width: 0;
  height: 100svh;
  overflow: hidden;
  background: transparent;
}

.portfolio-main::before {
  content: "";
  position: fixed;
  top: 0;
  right: 24px;
  width: 160px;
  height: 110px;
  opacity: .42;
  pointer-events: none;
  background-image:
    radial-gradient(circle, var(--c-accent-portfolio) 0 2px, transparent 2.5px),
    radial-gradient(circle, var(--c-accent-nexo) 0 2px, transparent 2.5px);
  background-position: 0 0, 12px 12px;
  background-size: 24px 24px;
  -webkit-mask-image: linear-gradient(225deg, #000, transparent 78%);
  mask-image: linear-gradient(225deg, #000, transparent 78%);
}

.content-scrollable {
  width: 100%;
  height: 100svh;
  padding: var(--pf-pad) max(var(--pf-pad), 42px) 44px;
  overflow-x: hidden;
  overflow-y: auto;
  scroll-behavior: auto;
  scrollbar-width: none;
}

.content-scrollable::-webkit-scrollbar {
  display: none;
}

.portfolio-section {
  position: relative;
  display: none;
  width: min(100%, 1120px);
  min-height: 0;
  margin: 0 auto;
  padding: 0 0 40px;
}

.portfolio-section.active {
  display: block;
}

.portfolio-section::before {
  display: none;
}

.portfolio-section > h2::before {
  display: block;
  margin-bottom: 9px;
  color: var(--c-accent-portfolio-dark);
  font-size: .625rem;
  line-height: 1.2;
  font-weight: 600;
  letter-spacing: .11em;
  text-transform: uppercase;
}

#profile > h2::before { content: "01 / Profile"; }
#myjourney > h2::before { content: "02 / Journey"; }
#education > h2::before { content: "03 / Learning"; }
#experience > h2::before { content: "04 / Practice"; }
#skills > h2::before { content: "05 / Methods"; }
#projects > h2::before { content: "06 / Work"; }
#publications > h2::before { content: "07 / Writing"; }
#portfolio-pdf > h2::before { content: "08 / Archive"; }

.portfolio-section > h2 {
  position: sticky;
  z-index: 12;
  top: 0;
  width: 100%;
  max-width: none;
  margin: 0 0 18px;
  padding: 4px 0 14px;
  color: var(--color-text);
  font-size: clamp(1.65rem, 3vw, 2.65rem);
  line-height: 1.06;
  letter-spacing: -.055em;
  font-weight: 650;
  background: linear-gradient(to bottom, var(--color-bg) 0 88%, transparent);
}

.section-kicker {
  display: none;
}

.section-intro,
.mj-tagline {
  max-width: 720px;
  margin: 0 0 clamp(28px, 4vw, 48px);
  color: var(--pf-ink-soft);
  font-size: .8125rem;
  line-height: 1.75;
}

.mj-tagline span {
  color: var(--c-accent-portfolio-dark);
}

.section-content {
  display: grid;
  gap: 14px;
  margin: 0;
}

.profile-grid {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
  gap: 14px;
  margin: 0;
}

.info-card,
.project-card,
.skill-category,
.experience-detail,
.pdf-viewer {
  position: relative;
  margin: 0;
  padding: 18px 20px;
  border: 1px dotted var(--pf-line);
  border-radius: 8px;
  background: var(--pf-paper);
  box-shadow: none;
}

.info-card:hover,
.project-card:hover,
.skill-category:hover,
.course-card:hover {
  transform: none;
  box-shadow: none;
}

.info-card::before,
.project-card::before,
.skill-category::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 18px;
  width: 26px;
  height: 2px;
  background: var(--c-accent-portfolio);
}

.info-card h3,
.info-card h4,
.project-card h3,
.skill-category h3 {
  margin: 0 0 14px;
  color: var(--color-text);
  font-size: .8125rem;
  line-height: 1.45;
  letter-spacing: -.015em;
}

.info-card p,
.project-card p,
.timeline-content p {
  color: var(--pf-ink-soft);
  font-size: .75rem;
  line-height: 1.7;
}

.info-card p + p {
  margin-top: 12px;
}

.details-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 20px;
}

.detail-item {
  display: grid;
  gap: 5px;
}

.detail-item .label,
.skill-depth > span,
.skill-depth > strong {
  color: var(--c-accent-portfolio-dark);
  font-size: .5625rem;
  line-height: 1.4;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.detail-item .value {
  color: var(--color-text);
  font-size: .6875rem;
  line-height: 1.6;
}

.hobbies-grid {
  display: grid;
  grid-template-columns: repeat(8, minmax(68px, 1fr));
  gap: 5px;
}

.hobby-item {
  display: grid;
  place-items: center;
  gap: 8px;
  min-width: 0;
  min-height: 86px;
  padding: 10px 5px;
  border-left: 1px dotted var(--pf-line-soft);
  color: var(--pf-ink-soft);
  font-size: .5625rem;
  line-height: 1.35;
  text-align: center;
}

.hobby-item:first-child {
  border-left: 0;
}

.hobby-icon svg {
  width: 19px;
  height: 19px;
  stroke-width: 1.5;
}

.links-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin: 0;
}

.link-box {
  min-height: 42px;
  border: 1px dotted var(--pf-line);
  border-radius: 7px;
  background: transparent;
  color: var(--color-text);
  font-size: .6875rem;
  text-decoration: none;
}

.link-box svg {
  width: 16px;
  height: 16px;
}

.link-box:hover {
  border-color: var(--c-accent-portfolio-dark);
  background: rgba(255, 255, 255, .25);
}

/* Journey */
.mj-shell {
  display: grid;
  grid-template-rows: 126px minmax(240px, auto);
  gap: 12px;
  min-height: 0;
  height: auto;
  padding: 0;
  border: 0;
}

.mj-stage {
  position: relative;
  min-height: 126px;
  border-top: 1px dotted var(--pf-line);
  border-bottom: 1px dotted var(--pf-line);
  background: transparent;
}

.mj-rail {
  top: 62px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--pf-line);
}

.mj-track {
  height: 100%;
  gap: 14px;
}

.mj-card {
  width: 170px;
  height: 88px;
  flex: 0 0 170px;
  padding: 13px 14px;
  border: 1px dotted var(--pf-line);
  border-radius: 7px;
  background: var(--color-bg);
  color: var(--color-text);
  box-shadow: none;
}

.mj-card.is-active {
  border-color: var(--c-accent-portfolio-dark);
  background: var(--c-accent-portfolio-weak);
  box-shadow: none;
  transform: none;
}

.mj-card .mj-k,
.mj-eyebrow {
  color: var(--c-accent-portfolio-dark);
  font-size: .5625rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.mj-card .mj-t {
  margin-top: 7px;
  font-size: .75rem;
}

.mj-card .mj-s {
  font-size: .5625rem;
}

.mj-panel {
  min-height: 250px;
  max-height: none;
  padding: clamp(20px, 3vw, 32px);
  border: 1px dotted var(--pf-line);
  border-radius: 8px;
  background: var(--pf-paper);
  overflow: visible;
  box-shadow: none;
}

.mj-panel h4 {
  margin: 8px 0 16px;
  color: var(--color-text);
  font-size: 1rem;
  line-height: 1.35;
}

.mj-panel p {
  max-width: 86ch;
  margin: 0;
  color: var(--pf-ink-soft);
  font-size: .75rem;
  line-height: 1.8;
}

.mj-panel p + p {
  margin-top: 11px;
}

.mj-fade {
  width: 70px;
}

.mj-fade--left {
  background: linear-gradient(90deg, var(--color-bg), transparent);
}

.mj-fade--right {
  background: linear-gradient(270deg, var(--color-bg), transparent);
}

.mj-hint {
  width: 22px;
  height: 22px;
  stroke: var(--c-accent-portfolio-dark);
}

/* Journey: a failure log, not a victory timeline. */
#myjourney .mj-tagline {
  display: block;
  max-width: 760px;
  margin-bottom: 18px;
  padding: 0;
  border: 0;
  color: var(--pf-ink-soft);
  font-size: .8125rem;
  line-height: 1.7;
}

#myjourney .mj-shell {
  grid-template-rows: auto 76px auto;
  gap: 8px;
}

.mj-chapter-nav {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 16px;
}

.mj-progress-group {
  display: grid;
  gap: 4px;
}

.mj-progress-group > span {
  color: var(--pf-ink-soft);
  font-size: .5625rem;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.mj-progress {
  color: var(--color-text);
  font-size: .75rem;
  font-weight: 600;
}

.mj-nav-actions {
  display: flex;
  gap: 6px;
}

.mj-nav-button {
  min-height: 34px;
  padding: 7px 10px;
  border: 1px dotted var(--pf-line);
  border-radius: 5px;
  background: transparent;
  color: var(--color-text);
  font-size: .5625rem;
  cursor: pointer;
}

.mj-nav-button:hover:not(:disabled) {
  border-style: solid;
  border-color: var(--c-accent-portfolio-dark);
  background: rgba(131, 178, 212, .08);
}

.mj-nav-button:disabled {
  opacity: .28;
  cursor: default;
}

#myjourney .mj-stage {
  height: 76px;
  min-height: 76px;
  padding: 0;
  border: 0;
  border-top: 1px dotted var(--pf-line);
  border-bottom: 1px dotted var(--pf-line);
  border-radius: 0;
  background: transparent;
  touch-action: pan-y;
}

#myjourney .mj-stage::after {
  display: none;
}

#myjourney .mj-rail {
  top: 37px;
}

#myjourney .mj-track {
  gap: 12px;
}

#myjourney .mj-card {
  width: 164px;
  height: 58px;
  flex-basis: 164px;
  padding: 9px 11px;
  border-style: dotted;
  background: var(--color-bg);
  box-shadow: none;
  transition:
    opacity 160ms ease,
    transform 260ms cubic-bezier(.22, .61, .36, 1),
    border-color 160ms ease,
    background-color 160ms ease !important;
}

#myjourney .mj-card.is-active {
  border-style: solid;
  border-color: var(--c-accent-portfolio-dark);
  background: var(--c-accent-portfolio-weak);
  box-shadow: none;
  transform: none;
}

#myjourney .mj-card.is-dim {
  opacity: 0;
  pointer-events: none;
}

#myjourney .mj-card .mj-k {
  margin: 0;
  color: var(--c-accent-portfolio-dark);
  font-size: .5625rem;
  font-weight: 600;
}

#myjourney .mj-card .mj-t {
  margin-top: 4px;
  font-size: .6875rem;
  line-height: 1.3;
}

#myjourney .mj-card .mj-s {
  display: none;
}

#myjourney .mj-panel {
  min-height: 0;
  padding: 18px 0 0;
}

#myjourney .mj-panel.is-updating {
  animation: mj-panel-reveal 180ms ease-out !important;
}

@keyframes mj-panel-reveal {
  from {
    opacity: .2;
    transform: translateY(5px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

#myjourney .mj-eyebrow {
  margin: 0 0 8px;
  color: var(--c-accent-portfolio-dark);
  font-size: .5625rem;
  letter-spacing: .08em;
}

#myjourney .mj-panel h4 {
  margin: 0;
  font-size: 1rem;
  line-height: 1.35;
}

#myjourney .mj-panel blockquote {
  max-width: 720px;
  margin: 12px 0 18px;
  padding: 0 0 0 16px;
  border-left: 2px solid var(--c-accent-nexo);
  color: var(--color-text);
  font-size: clamp(.8125rem, 1.1vw, .9375rem);
  font-weight: 600;
  line-height: 1.55;
}

.mj-beats {
  display: grid;
  grid-template-columns: 1fr;
  max-width: 820px;
  border-top: 1px dotted var(--pf-line);
}

.mj-beat {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 24px;
  min-width: 0;
  padding: 14px 0;
  border-bottom: 1px dotted var(--pf-line-soft);
  border-left: 0;
}

.mj-beat:first-child {
  border-left: 0;
}

.mj-beat > span {
  display: block;
  margin: 2px 0 0;
  color: var(--c-accent-portfolio-dark);
  font-size: .5rem;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: .07em;
  text-transform: uppercase;
}

#myjourney .mj-beat p {
  max-width: none;
  margin: 0;
  color: var(--pf-ink-soft);
  font-size: .75rem;
  line-height: 1.78;
}

/* Education */
.timeline {
  position: relative;
  display: grid;
  gap: 0;
  padding: 0;
}

.timeline::before {
  content: "";
  position: absolute;
  top: 7px;
  bottom: 7px;
  left: 87px;
  width: 1px;
  background: var(--pf-line);
}

.timeline-item {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 28px;
  padding: 0 0 22px;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-date {
  color: var(--c-accent-portfolio-dark);
  font-size: .625rem;
  line-height: 1.5;
}

.timeline-content {
  position: relative;
}

.timeline-content::before {
  content: "";
  position: absolute;
  top: 5px;
  left: -32px;
  width: 7px;
  height: 7px;
  border: 1px solid var(--c-accent-portfolio-dark);
  border-radius: 50%;
  background: var(--color-bg);
}

.timeline-content h4,
.course-card h4 {
  margin: 0 0 5px;
  font-size: .75rem;
  line-height: 1.45;
}

.institution,
.course-institute {
  color: var(--c-accent-portfolio-dark);
  font-size: .625rem;
  line-height: 1.5;
}

.timeline-content p {
  margin-top: 9px;
}

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

.course-card {
  min-height: 92px;
  padding: 14px;
  border: 0;
  border-right: 1px dotted var(--pf-line-soft);
  border-bottom: 1px dotted var(--pf-line-soft);
  border-radius: 0;
  background: transparent;
}

.course-card:nth-child(2n) {
  border-right: 0;
}

.course-badge {
  display: inline-block;
  margin-top: 10px;
  color: var(--color-text);
  font-size: .5625rem;
}

/* Experience */
.experience-layout {
  display: grid;
  grid-template-columns: minmax(280px, .85fr) minmax(380px, 1.15fr);
  gap: 14px;
  align-items: start;
}

.experience-list {
  display: grid;
  gap: 0;
  padding: 0;
  border-top: 1px dotted var(--pf-line);
}

.experience-item {
  min-height: 76px;
  margin: 0;
  padding: 14px 10px;
  border: 0;
  border-bottom: 1px dotted var(--pf-line);
  border-radius: 0;
  background: transparent;
  cursor: pointer;
}

.experience-item:hover,
.experience-item.active {
  padding-left: 14px;
  background: color-mix(in srgb, var(--c-accent-portfolio-weak) 54%, transparent);
  box-shadow: inset 2px 0 0 var(--c-accent-portfolio);
}

.exp-header {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
}

.exp-header h4,
.experience-detail h3 {
  margin: 0;
  font-size: .75rem;
  line-height: 1.45;
}

.exp-date,
.company {
  color: var(--c-accent-portfolio-dark);
  font-size: .5625rem;
  line-height: 1.5;
}

.company {
  display: block;
  margin-top: 6px;
}

.experience-detail {
  position: sticky;
  top: 0;
  min-height: 360px;
  max-height: calc(100svh - 130px);
  padding: 22px 24px;
  overflow-y: auto;
}

.detail-placeholder {
  display: grid;
  min-height: 310px;
  place-items: center;
  color: var(--color-muted);
  text-align: center;
}

.experience-detail-list,
.role-detail-list {
  display: grid;
  gap: 0;
  margin-top: 16px;
  padding: 0;
  list-style: none;
}

.experience-detail-list li,
.role-detail-list li {
  padding: 9px 0;
  border-top: 1px dotted var(--pf-line-soft);
  color: var(--pf-ink-soft);
  font-size: .6875rem;
  line-height: 1.6;
}

.role-details-content {
  display: none;
}

.role-details-content.active {
  display: block;
}

/* Competencies */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.skill-category {
  min-height: 190px;
}

.skill-depth {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 5px 12px;
  margin-bottom: 14px;
}

.skill-depth-track {
  grid-column: 1 / -1;
  height: 3px;
  border-radius: 0;
  background:
    linear-gradient(90deg, var(--c-accent-portfolio) var(--depth, 80%), var(--pf-line-soft) 0);
}

.skill-depth-track.level-4 { --depth: 78%; }
.skill-depth-track.level-5 { --depth: 94%; }

.skill-list {
  display: grid;
  gap: 7px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.skill-list li {
  position: relative;
  padding-left: 12px;
  color: var(--pf-ink-soft);
  font-size: .6875rem;
  line-height: 1.45;
}

.skill-list li::before {
  content: "○";
  position: absolute;
  left: 0;
  color: var(--c-accent-portfolio-dark);
}

.skills-row {
  display: grid;
  grid-template-columns: 1.35fr .65fr;
  gap: 10px;
  margin-top: 10px;
}

.numbered-list {
  counter-reset: item -1;
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.numbered-list li {
  counter-increment: item;
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 8px;
  padding: 9px 0;
  border-top: 1px dotted var(--pf-line-soft);
  color: var(--pf-ink-soft);
  font-size: .6875rem;
  line-height: 1.6;
}

.numbered-list li::before {
  content: counter(item, decimal-leading-zero);
  color: var(--c-accent-portfolio-dark);
  font-size: .625rem;
}

/* Work, writing, archive */
#projects .section-content,
#publications .section-content {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.project-card {
  display: flex;
  flex-direction: column;
  min-height: 220px;
}

.project-card p {
  flex: 1;
}

.project-link {
  align-self: flex-start;
  margin-top: 18px;
  padding-bottom: 3px;
  border-bottom: 1px solid var(--c-accent-portfolio);
  color: var(--color-text);
  font-size: .625rem;
  text-decoration: none;
}

.project-link::after {
  content: " ↗";
  color: var(--c-accent-portfolio-dark);
}

.pdf-viewer {
  display: grid;
  gap: 12px;
  min-height: 0;
}

#portfolio-pdf .section-content {
  display: block;
}

#portfolio-pdf .pdf-viewer {
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.pdf-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  min-height: 36px;
}

.pdf-control-label,
.pdf-page-info {
  color: var(--pf-ink-soft);
  font-size: .5625rem;
  line-height: 1.4;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.pdf-pagination {
  display: flex;
  align-items: center;
  gap: 10px;
}

.pdf-nav {
  width: 34px;
  height: 34px;
  border: 1px solid var(--pf-line);
  border-radius: 6px;
  background: transparent;
  color: var(--color-text);
  cursor: pointer;
}

.pdf-nav:hover:not(:disabled) {
  border-color: var(--c-accent-portfolio-dark);
  background: rgba(131, 178, 212, .1);
}

.pdf-nav:disabled {
  opacity: .28;
  cursor: default;
}

.pdf-container {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(5px, .8vw, 10px);
  min-height: 0;
  margin: 0;
  padding: clamp(8px, 1.1vw, 14px);
  border: 1px solid var(--pf-line-soft);
  border-radius: 8px;
  background: rgba(255, 255, 255, .22);
  perspective: 1600px;
}

.pdf-container::after {
  content: "";
  position: absolute;
  top: 5%;
  bottom: 5%;
  left: 50%;
  width: 1px;
  background: linear-gradient(transparent, rgba(44, 52, 56, .18) 14%, rgba(44, 52, 56, .18) 86%, transparent);
  pointer-events: none;
}

.pdf-page {
  position: relative;
  display: block;
  aspect-ratio: 297 / 210;
  min-height: 0;
  margin: 0;
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(44, 52, 56, .1);
  border-radius: 2px;
  background: #e8f1f0;
  box-shadow: 0 8px 22px rgba(31, 50, 55, .06);
  transform-style: preserve-3d;
  backface-visibility: hidden;
}

.pdf-page:not(.is-empty) {
  cursor: zoom-in;
}

.pdf-page:not(.is-empty):hover {
  border-color: var(--c-accent-portfolio-dark);
}

.pdf-page.is-empty {
  border-color: transparent;
  background: transparent;
  box-shadow: none;
  pointer-events: none;
}

.pdf-page img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.pdf-page img[hidden] {
  display: none;
}

.pdf-page::before {
  content: "";
  position: absolute;
  z-index: 2;
  inset: 0;
  opacity: 0;
  pointer-events: none;
}

@keyframes pdf-page-turn-next {
  0% {
    opacity: 1;
    transform: rotateY(0deg) translateZ(0);
    box-shadow: 0 8px 22px rgba(31, 50, 55, .06);
  }
  48% {
    opacity: 1;
    transform: rotateY(-34deg) translateZ(3px);
    box-shadow: -14px 10px 26px rgba(31, 50, 55, .14);
  }
  78% {
    opacity: .72;
    transform: rotateY(-66deg) translateZ(3px);
    box-shadow: -23px 12px 34px rgba(31, 50, 55, .14);
  }
  100% {
    opacity: .08;
    transform: rotateY(-89deg) translateZ(2px);
    box-shadow: -28px 12px 38px rgba(31, 50, 55, .08);
  }
}

@keyframes pdf-page-turn-prev {
  0% {
    opacity: 1;
    transform: rotateY(0deg) translateZ(0);
    box-shadow: 0 8px 22px rgba(31, 50, 55, .06);
  }
  48% {
    opacity: 1;
    transform: rotateY(34deg) translateZ(3px);
    box-shadow: 14px 10px 26px rgba(31, 50, 55, .14);
  }
  78% {
    opacity: .72;
    transform: rotateY(66deg) translateZ(3px);
    box-shadow: 23px 12px 34px rgba(31, 50, 55, .14);
  }
  100% {
    opacity: .08;
    transform: rotateY(89deg) translateZ(2px);
    box-shadow: 28px 12px 38px rgba(31, 50, 55, .08);
  }
}

@keyframes pdf-spread-settle-next {
  from {
    opacity: .35;
    transform: translateX(10px) scale(.995);
  }
  to {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}

@keyframes pdf-spread-settle-prev {
  from {
    opacity: .35;
    transform: translateX(-10px) scale(.995);
  }
  to {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}

.pdf-container.is-turning-next .pdf-page.right {
  z-index: 4;
  transform-origin: left center;
  will-change: transform, opacity, box-shadow;
  animation: pdf-page-turn-next 380ms cubic-bezier(.22, .72, .24, 1) both;
}

.pdf-container.is-turning-next .pdf-page.right::before {
  opacity: 1;
  background: linear-gradient(90deg, rgba(31, 50, 55, .2), transparent 34%);
}

.pdf-container.is-turning-prev .pdf-page.left {
  z-index: 4;
  transform-origin: right center;
  will-change: transform, opacity, box-shadow;
  animation: pdf-page-turn-prev 380ms cubic-bezier(.22, .72, .24, 1) both;
}

.pdf-container.is-turning-prev .pdf-page.left::before {
  opacity: 1;
  background: linear-gradient(270deg, rgba(31, 50, 55, .2), transparent 34%);
}

.pdf-container.is-turning-next .pdf-page.left,
.pdf-container.is-turning-prev .pdf-page.right {
  filter: brightness(.97);
}

.pdf-container.is-settling-next .pdf-page:not(.is-empty) {
  animation: pdf-spread-settle-next 260ms cubic-bezier(.16, 1, .3, 1) both;
}

.pdf-container.is-settling-prev .pdf-page:not(.is-empty) {
  animation: pdf-spread-settle-prev 260ms cubic-bezier(.16, 1, .3, 1) both;
}

.pdf-lightbox[hidden] {
  display: none;
}

.pdf-lightbox {
  position: fixed;
  z-index: 200;
  inset: 0;
  display: grid;
  place-items: center;
  padding: clamp(18px, 4vw, 48px);
}

.pdf-lightbox-backdrop {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  background: rgba(224, 237, 236, .88);
  backdrop-filter: blur(12px);
  cursor: zoom-out;
}

.pdf-lightbox-dialog {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  max-width: min(94vw, 1500px);
  max-height: calc(100svh - 36px);
}

.pdf-lightbox-image {
  display: block;
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: calc(100svh - 72px);
  border: 1px solid rgba(44, 52, 56, .14);
  background: #e8f1f0;
  box-shadow: 0 24px 70px rgba(31, 50, 55, .16);
  object-fit: contain;
}

.pdf-lightbox-close {
  position: absolute;
  z-index: 2;
  top: 10px;
  right: 10px;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border: 1px solid rgba(44, 52, 56, .25);
  border-radius: 50%;
  background: rgba(232, 241, 240, .9);
  color: var(--color-text);
  font: inherit;
  font-size: 1rem;
  cursor: pointer;
}

.pdf-lightbox-caption {
  position: absolute;
  left: 12px;
  bottom: 10px;
  padding: 4px 6px;
  background: rgba(232, 241, 240, .9);
  color: var(--pf-ink-soft);
  font-size: .5625rem;
  letter-spacing: .06em;
}

.pdf-lightbox-open {
  overflow: hidden;
}

.document-downloads {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.document-download {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  min-width: 0;
  min-height: 64px;
  padding: 10px 12px;
  border: 1px dotted var(--pf-line);
  border-radius: 7px;
  color: var(--color-text);
  text-decoration: none;
}

.document-download:hover {
  border-style: solid;
  border-color: var(--c-accent-portfolio-dark);
  background: rgba(131, 178, 212, .08);
}

.document-icon {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--pf-line-soft);
  border-radius: 5px;
}

.document-icon svg {
  width: 17px;
  height: 17px;
  stroke-width: 1.5;
}

.document-copy {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.document-copy strong {
  font-size: .6875rem;
  line-height: 1.35;
}

.document-copy small,
.document-action {
  color: var(--pf-ink-soft);
  font-size: .5625rem;
  line-height: 1.4;
}

.document-action {
  color: var(--c-accent-portfolio-dark);
  white-space: nowrap;
}

.scroll-indicator {
  position: fixed;
  z-index: 30;
  top: 24px;
  right: 8px;
  bottom: 24px;
  width: 5px;
  height: auto;
  border: 1px solid var(--pf-line-soft);
  border-radius: 99px;
  background: transparent;
  opacity: .25;
}

.scroll-indicator.is-scrollable {
  opacity: 1;
}

.scroll-handle {
  position: absolute;
  left: -1px;
  width: 5px;
  min-height: 28px;
  border-radius: 99px;
  background: var(--c-accent-portfolio-dark);
}

.portfolio-menu-toggle,
.portfolio-menu-backdrop {
  display: none;
}

/* Only motion that explains state. */
.portfolio-theme .nav-button,
.portfolio-theme .experience-item,
.portfolio-theme .link-box,
.portfolio-theme .project-link,
.portfolio-theme .skill-depth-track {
  transition:
    background-color 180ms ease,
    border-color 180ms ease,
    color 180ms ease,
    padding 180ms ease !important;
}

.portfolio-theme :is(a, button, [tabindex]):focus-visible {
  outline: 2px solid var(--c-accent-portfolio-dark);
  outline-offset: 3px;
}

@media (max-width: 1120px) {
  .portfolio-theme {
    --pf-sidebar: 188px;
  }

  .portfolio-sidebar {
    padding-inline: 20px 14px;
  }

  .hobbies-grid {
    grid-template-columns: repeat(4, minmax(80px, 1fr));
  }

  .hobby-item:nth-child(5) {
    border-left: 0;
  }
}

@media (max-width: 900px) {
  .portfolio-theme {
    height: auto;
    min-height: 100svh;
    overflow: auto;
  }

  .portfolio-container {
    display: block;
    height: auto;
    min-height: 100svh;
  }

  .portfolio-sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 80;
    width: min(84vw, 300px);
    height: 100svh;
    padding: 72px 24px 24px;
    transform: translateX(-102%);
    transition: transform 260ms cubic-bezier(.22, 1, .36, 1) !important;
    box-shadow: 14px 0 0 rgba(136, 179, 212, .1);
  }

  .portfolio-menu-open .portfolio-sidebar {
    transform: translateX(0);
  }

  .portfolio-sidebar::after {
    display: none;
  }

  .portfolio-menu-toggle {
    position: fixed;
    z-index: 100;
    top: 14px;
    left: 14px;
    display: grid;
    place-content: center;
    gap: 5px;
    width: 42px;
    height: 42px;
    border: 1px dotted var(--pf-line);
    border-radius: 8px;
    background: color-mix(in srgb, var(--color-bg-alt) 92%, transparent);
  }

  .portfolio-menu-toggle span {
    width: 17px;
    height: 1px;
    background: var(--color-text);
    transition: transform 180ms ease !important;
  }

  .portfolio-menu-open .portfolio-menu-toggle span:first-child {
    transform: translateY(3px) rotate(45deg);
  }

  .portfolio-menu-open .portfolio-menu-toggle span:last-child {
    transform: translateY(-3px) rotate(-45deg);
  }

  .portfolio-menu-backdrop {
    position: fixed;
    z-index: 70;
    inset: 0;
    display: block;
    border: 0;
    background: rgba(232, 241, 240, .78);
    backdrop-filter: blur(3px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 200ms ease !important;
  }

  .portfolio-menu-open .portfolio-menu-backdrop {
    opacity: 1;
    pointer-events: auto;
  }

  .portfolio-main {
    height: auto;
    min-height: 100svh;
  }

  .content-scrollable {
    height: auto;
    min-height: 100svh;
    padding: 78px 20px 38px;
    overflow: visible;
  }

  .portfolio-section > h2 {
    position: static;
    padding-top: 0;
    font-size: clamp(1.55rem, 7vw, 2.2rem);
  }

  #myjourney .mj-tagline {
    max-width: 64ch;
  }

  #myjourney .mj-shell {
    grid-template-rows: auto 72px auto;
  }

  #myjourney .mj-stage {
    height: 72px;
    min-height: 72px;
  }

  #myjourney .mj-rail {
    top: 35px;
  }

  #myjourney .mj-card {
    width: 148px;
    height: 56px;
    flex-basis: 148px;
  }

  .mj-beat,
  .mj-beat:first-child {
    grid-template-columns: 1fr;
    gap: 7px;
    padding: 14px 0;
    border-top: 1px dotted var(--pf-line-soft);
    border-left: 0;
  }

  .mj-beat:first-child {
    border-top: 0;
  }

  .profile-grid,
  .experience-layout,
  .skills-row {
    grid-template-columns: 1fr;
  }

  .experience-list {
    order: 1;
  }

  .experience-detail {
    position: static;
    order: 2;
    min-height: 260px;
    max-height: none;
  }

  .skills-grid {
    grid-template-columns: 1fr 1fr;
  }

  .scroll-indicator {
    display: none;
  }
}

@media (max-width: 620px) {
  .profile-grid,
  .skills-grid,
  #projects .section-content,
  #publications .section-content {
    grid-template-columns: 1fr;
  }

  .details-grid,
  .courses-grid {
    grid-template-columns: 1fr;
  }

  .course-card {
    border-right: 0;
  }

  .hobbies-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hobby-item:nth-child(odd) {
    border-left: 0;
  }

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

  .pdf-controls {
    align-items: flex-start;
  }

  .pdf-control-label {
    padding-top: 10px;
  }

  .pdf-container {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .pdf-container::after {
    display: none;
  }

  .pdf-page.is-empty {
    display: none;
  }

  .document-downloads {
    grid-template-columns: 1fr;
  }

  .document-download {
    grid-template-columns: 34px minmax(0, 1fr);
  }

  .document-action {
    grid-column: 2;
  }

  .mj-shell {
    grid-template-rows: 112px auto;
  }

  .mj-card {
    width: 150px;
    height: 78px;
    flex-basis: 150px;
  }

  .timeline::before {
    left: 73px;
  }

  .timeline-item {
    grid-template-columns: 60px 1fr;
    gap: 24px;
  }

  .timeline-content::before {
    left: -28px;
  }
}

@media (max-width: 900px) {
  .profile-image {
    width: 84px;
    height: 84px;
  }

  #skills .skills-row {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .portfolio-sidebar,
  .portfolio-menu-backdrop,
  .portfolio-menu-toggle span,
  .pdf-container .pdf-page {
    animation: none !important;
    transition: none !important;
  }
}