:root {
  color-scheme: light;
  --paper: #f5f3eb;
  --paper-deep: #ebe8de;
  --ink: #1d2623;
  --muted: #65706b;
  --rule: #d9d6cb;
  --green: #2e7161;
  --green-dark: #214f45;
  --green-wash: #e3eee8;
  --amber: #b37a39;
  --serif: Georgia, "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

body {
  min-width: 320px;
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

body,
button,
a {
  font-family: var(--sans);
}

a {
  color: inherit;
  text-decoration: none;
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--amber);
  outline-offset: 4px;
}

[hidden] {
  display: none !important;
}

.topbar {
  position: sticky;
  z-index: 5;
  top: 0;
  display: flex;
  min-height: 68px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 0 max(5vw, calc((100vw - 1320px) / 2));
  border-bottom: 1px solid var(--rule);
  background: rgb(245 243 235 / 95%);
  backdrop-filter: blur(12px);
}

.brand {
  display: inline-flex;
  flex: none;
  align-items: center;
  gap: 11px;
  font-size: 13px;
  font-weight: 750;
  letter-spacing: -.035em;
}

.brand-mark {
  display: grid;
  width: 27px;
  height: 27px;
  place-items: center;
  border: 1px solid var(--green);
  border-radius: 50%;
  color: var(--green-dark);
  font-family: var(--serif);
  font-size: 10px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 3vw, 40px);
}

.main-nav a {
  padding: 8px 0;
  color: #555f5a;
  font-size: 11px;
  transition: color .2s ease;
}

.main-nav a:hover,
.main-nav a[aria-current="page"] {
  color: var(--green);
}

.nav-menu {
  display: none;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  border: 1px solid var(--rule);
  border-radius: 2px;
  background: transparent;
  cursor: pointer;
}

.nav-menu span {
  width: 17px;
  height: 1px;
  background: var(--ink);
  transition: transform .2s ease;
}

.nav-menu[aria-expanded="true"] span:first-child {
  transform: translateY(3px) rotate(45deg);
}

.nav-menu[aria-expanded="true"] span:last-child {
  transform: translateY(-3px) rotate(-45deg);
}

.layout {
  display: grid;
  grid-template-columns: minmax(190px, 245px) minmax(0, 1fr);
  gap: clamp(42px, 7vw, 112px);
  width: min(1320px, 90vw);
  margin: 0 auto;
  padding: 72px 0 70px;
}

.profile {
  position: sticky;
  top: 105px;
  align-self: start;
}

.portrait-frame {
  position: relative;
  width: 164px;
  height: 164px;
  padding: 8px;
  border: 1px solid var(--rule);
  background: var(--paper-deep);
}

.portrait-frame::after {
  position: absolute;
  z-index: -1;
  inset: 14px -7px -7px 14px;
  border: 1px solid var(--green);
  content: "";
}

.portrait {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) contrast(1.06);
}

.profile-name {
  margin: 27px 0 4px;
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -.045em;
}

.profile-role {
  max-width: 245px;
  margin: 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.75;
}

.profile-rule {
  width: 40px;
  height: 2px;
  margin: 21px 0 18px;
  background: var(--green);
}

.profile-meta {
  display: grid;
  gap: 12px;
  color: #58625d;
  font-size: 11px;
}

.profile-meta a {
  width: fit-content;
  border-bottom: 1px solid transparent;
  transition: border-color .2s ease, color .2s ease;
}

.profile-meta a:hover {
  border-color: var(--green);
  color: var(--green-dark);
}

.meta-label {
  display: inline-block;
  min-width: 54px;
  margin-right: 8px;
  color: var(--green);
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .035em;
}

.content {
  min-width: 0;
}

.hero {
  padding: 0 0 43px;
  border-bottom: 1px solid var(--rule);
  animation: rise-in .65s both;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 11px;
  margin: 0 0 15px;
  color: var(--green);
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .11em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 25px;
  height: 1px;
  background: currentColor;
  content: "";
}

.hero h1,
.resume-heading h1 {
  max-width: 800px;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(38px, 5.5vw, 68px);
  font-weight: 500;
  letter-spacing: -.065em;
  line-height: 1.05;
}

.hero h1 span {
  color: var(--green);
  font-style: italic;
}

.hero-subtitle {
  max-width: 660px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.hero-note {
  display: flex;
  align-items: flex-start;
  gap: 13px;
  max-width: 690px;
  margin-top: 24px;
  padding: 14px 17px;
  background: var(--green-wash);
  color: #325c51;
  font-size: 12px;
  line-height: 1.7;
}

.hero-note-mark {
  flex: none;
  padding-top: 2px;
  color: var(--green);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
}

.section {
  padding: 39px 0;
  border-bottom: 1px solid var(--rule);
  animation: rise-in .6s both;
}

.section-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 22px;
}

.section-index {
  flex: none;
  color: var(--green);
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 700;
}

.section-title {
  margin: 0;
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 500;
  letter-spacing: -.045em;
  line-height: 1.2;
}

.section-caption {
  margin-left: auto;
  color: #7b827d;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: .045em;
}

.external-link:hover,
.back-link:hover,
.resume-callout a:hover {
  color: var(--green-dark);
}

.qualification {
  margin: 0 0 18px;
  color: #45504b;
  font-size: 13px;
  line-height: 1.7;
}

.skills-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 11px;
}

.skills-table th,
.skills-table td {
  padding: 11px 12px;
  border-bottom: 1px solid #e2ded3;
  text-align: left;
  vertical-align: top;
}

.skills-table thead th {
  background: var(--paper-deep);
  color: #68716d;
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 500;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.skills-table tbody th {
  width: 145px;
  color: #33403b;
  font-size: 10px;
  font-weight: 750;
}

.skills-table tbody tr:last-child th,
.skills-table tbody tr:last-child td {
  border-bottom: 0;
}

.career-list {
  position: relative;
  display: grid;
  gap: 22px;
}

.career-list::before {
  position: absolute;
  top: 8px;
  bottom: 9px;
  left: 5px;
  width: 1px;
  background: var(--rule);
  content: "";
}

.career-item {
  position: relative;
  padding-left: 23px;
}

.career-item::before {
  position: absolute;
  top: 4px;
  left: 0;
  width: 11px;
  height: 11px;
  border: 2px solid var(--green);
  border-radius: 50%;
  background: var(--paper);
  content: "";
}

.career-item h3 {
  margin: 0;
  font-size: 13px;
  font-weight: 750;
  letter-spacing: -.02em;
  line-height: 1.6;
}

.career-date {
  color: var(--green);
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 500;
  white-space: nowrap;
}

.career-role {
  color: #68706d;
  font-size: 11px;
  font-style: italic;
  font-weight: 500;
}

.career-item p {
  margin: 5px 0 0;
  color: #59625d;
  font-size: 11px;
  line-height: 1.7;
}

.affiliation-label,
.metric-label {
  display: block;
  margin: 0 0 6px;
  color: var(--green);
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .07em;
  text-transform: uppercase;
}

.affiliation {
  margin: 0;
  color: #47514c;
  font-size: 12px;
  line-height: 1.7;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 20px;
}

.metric-card {
  display: flex;
  min-height: 105px;
  flex-direction: column;
  justify-content: center;
  padding: 17px 18px;
  border: 1px solid var(--rule);
  background: rgb(255 255 255 / 20%);
}

.metric-card strong {
  font-family: var(--serif);
  font-size: 32px;
  font-weight: 500;
  letter-spacing: -.045em;
}

.metric-card-wide {
  grid-column: span 1;
}

.metric-note {
  margin-top: 3px;
  color: var(--muted);
  font-size: 10px;
}

.publication-list {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: publication;
}

.publication-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 7px 18px;
  align-items: baseline;
  padding: 15px 0;
  border-top: 1px solid var(--rule);
  counter-increment: publication;
}

.publication-title {
  font-size: 12px;
  font-weight: 650;
  line-height: 1.6;
}

.publication-year {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10px;
}

.publication-citations {
  grid-column: 1 / -1;
  color: var(--green);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
}

.project {
  padding: 20px 21px;
  border: 1px solid #ded9cb;
  background: var(--paper-deep);
  transition: transform .2s ease, border-color .2s ease;
}

.project:hover {
  transform: translateY(-2px);
  border-color: #b6c9be;
}

.project-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.project-name {
  margin: 0;
  font-family: var(--mono);
  font-size: 23px;
  letter-spacing: -.08em;
}

.project-kicker {
  color: #78817c;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: .07em;
  text-transform: uppercase;
}

.project p {
  margin: 11px 0 16px;
  color: #555e5a;
  font-size: 11px;
  line-height: 1.7;
}

.project-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.project-links a {
  color: var(--green);
  font-size: 10px;
  font-weight: 750;
}

.project-links a::after {
  content: " ↗";
  font-family: var(--mono);
}

.resume-callout {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 11px;
}

.resume-callout a {
  border-bottom: 1px solid var(--green);
  color: var(--green);
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 0 0;
  color: #7a817d;
  font-family: var(--mono);
  font-size: 9px;
}

.footer a:hover {
  color: var(--green);
}

.resume-page {
  width: min(970px, 90vw);
  min-height: calc(100vh - 68px);
  margin: 0 auto;
  padding: 62px 0 56px;
}

.resume-heading {
  position: relative;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--rule);
}

.resume-heading h1 {
  font-size: clamp(36px, 5vw, 54px);
}

.back-link {
  display: inline-block;
  margin-top: 17px;
  color: var(--green);
  font-size: 11px;
  font-weight: 650;
}

.resume-card {
  margin-top: 27px;
  padding: clamp(20px, 4vw, 45px);
  border: 1px solid var(--rule);
  background: #faf9f4;
}

.resume-status {
  padding: 10px 0;
  color: var(--muted);
  font-size: 12px;
}

.resume-status:empty {
  display: none;
}

.resume-status.is-error {
  padding: 16px;
  background: #f6eae5;
  color: #743e31;
  line-height: 1.7;
}

.resume-status button {
  margin-left: 9px;
  padding: 6px 10px;
  border: 1px solid currentColor;
  background: transparent;
  color: inherit;
  cursor: pointer;
}

.markdown-content {
  color: #343d39;
  font-size: 13px;
  line-height: 1.75;
  overflow-wrap: anywhere;
}

.markdown-content > :first-child {
  margin-top: 0;
}

.markdown-content h1,
.markdown-content h2,
.markdown-content h3,
.markdown-content h4 {
  margin: 1.7em 0 .6em;
  color: var(--ink);
  font-family: var(--serif);
  line-height: 1.25;
}

.markdown-content h1 {
  font-size: 30px;
}

.markdown-content h2 {
  padding-bottom: 9px;
  border-bottom: 1px solid var(--rule);
  font-size: 24px;
}

.markdown-content h3 {
  font-size: 18px;
}

.markdown-content h4 {
  font-size: 15px;
}

.markdown-content p {
  margin: .7em 0;
}

.markdown-content a {
  color: var(--green);
  text-decoration: underline;
  text-decoration-color: rgb(46 113 97 / 35%);
  text-underline-offset: 3px;
}

.markdown-content a:hover {
  color: var(--green-dark);
}

.markdown-content ul,
.markdown-content ol {
  padding-left: 1.5em;
}

.markdown-content li {
  margin: .25em 0;
}

.markdown-content blockquote {
  margin: 1em 0;
  padding: 3px 0 3px 17px;
  border-left: 2px solid var(--amber);
  color: var(--muted);
}

.markdown-content hr {
  height: 1px;
  margin: 1.5em 0;
  border: 0;
  background: var(--rule);
}

.markdown-content table {
  display: block;
  width: 100%;
  margin: 1em 0;
  overflow-x: auto;
  border-collapse: collapse;
  font-size: 11px;
}

.markdown-content th,
.markdown-content td {
  min-width: 100px;
  padding: 8px 10px;
  border: 1px solid var(--rule);
  text-align: left;
  vertical-align: top;
}

.markdown-content th {
  background: var(--paper-deep);
  font-weight: 700;
}

.markdown-content code {
  padding: .1em .35em;
  background: var(--paper-deep);
  font-family: var(--mono);
  font-size: .9em;
}

.markdown-content strong {
  color: #25332e;
}

.resume-footer {
  padding-top: 20px;
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 900px) {
  .topbar {
    padding-right: 5vw;
    padding-left: 5vw;
  }

  .main-nav {
    gap: 18px;
  }

  .layout {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: 42px;
    padding-top: 50px;
  }

  .portrait-frame {
    width: 145px;
    height: 145px;
  }
}

@media (max-width: 680px) {
  html {
    scroll-padding-top: 72px;
  }

  .topbar {
    min-height: 62px;
  }

  .nav-menu {
    display: flex;
  }

  .main-nav {
    position: absolute;
    top: 61px;
    right: 0;
    left: 0;
    display: none;
    flex-wrap: wrap;
    gap: 6px 22px;
    padding: 10px 5vw 17px;
    border-bottom: 1px solid var(--rule);
    background: var(--paper);
  }

  .main-nav.is-open {
    display: flex;
  }

  .main-nav a {
    padding: 8px 0;
    font-size: 12px;
  }

  .layout {
    display: flex;
    flex-direction: column;
    gap: 40px;
    width: 88vw;
    padding: 32px 0 48px;
  }

  .profile {
    position: relative;
    top: auto;
    display: grid;
    grid-template-columns: 104px minmax(0, 1fr);
    align-items: center;
    column-gap: 19px;
  }

  .portrait-frame {
    grid-row: span 4;
    width: 104px;
    height: 104px;
    padding: 6px;
  }

  .portrait-frame::after {
    inset: 10px -5px -5px 10px;
  }

  .profile-name {
    margin: 0 0 4px;
    font-size: 18px;
  }

  .profile-role {
    font-size: 10px;
    line-height: 1.55;
  }

  .profile-rule {
    display: none;
  }

  .profile-meta {
    grid-column: 1 / -1;
    display: flex;
    flex-wrap: wrap;
    gap: 9px 16px;
    padding-top: 17px;
    font-size: 10px;
  }

  .meta-label {
    min-width: 48px;
    margin-right: 5px;
    font-size: 8px;
  }

  .content {
    width: 100%;
  }

  .hero {
    padding-bottom: 31px;
  }

  .hero h1 {
    font-size: clamp(36px, 9vw, 52px);
  }

  .hero-subtitle {
    font-size: 13px;
  }

  .section {
    padding: 30px 0;
  }

  .section-head {
    gap: 10px;
  }

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

  .section-caption {
    font-size: 8px;
    text-align: right;
  }

  .skills-table {
    font-size: 10px;
  }

  .skills-table th,
  .skills-table td {
    padding: 9px 7px;
  }

  .skills-table tbody th {
    width: 90px;
    font-size: 9px;
  }

  .career-list {
    gap: 19px;
  }

  .career-item h3 {
    font-size: 12px;
  }

  .career-date {
    font-size: 8px;
  }

  .career-item p {
    font-size: 10px;
  }

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

  .metric-card-wide {
    grid-column: 1 / -1;
  }

  .publication-list li {
    gap: 6px 10px;
  }

  .publication-title {
    font-size: 11px;
  }

  .project {
    padding: 17px;
  }

  .footer {
    flex-direction: column;
    gap: 8px;
  }

  .resume-page {
    width: 90vw;
    padding-top: 38px;
  }

  .resume-card {
    padding: 19px 15px;
  }

  .markdown-content {
    font-size: 12px;
  }

  .markdown-content h1 {
    font-size: 26px;
  }

  .markdown-content h2 {
    font-size: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
}

[data-theme="dark"] body { background-color: #121212 !important; color: #e0e0e0 !important; }
[data-theme="dark"] .section, [data-theme="dark"] .profile, [data-theme="dark"] .project-card { background-color: #1e1e1e !important; border-color: #333 !important; }
[data-theme="dark"] h1, [data-theme="dark"] h2, [data-theme="dark"] h3 { color: #4fc3f7 !important; }
[data-theme="dark"] a { color: #64b5f6 !important; }
[data-theme="dark"] .orcid-list { border-color: #333 !important; }

#scroll-top {
    position: fixed; bottom: 20px; right: 20px; z-index: 999;
    background: #0288d1; color: white; border: none; border-radius: 50%;
    width: 40px; height: 40px; font-size: 20px; cursor: pointer;
    display: none; box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}
#scroll-top.show { display: block; }
@media print {
    nav, .profile, #scroll-top, #theme-toggle, button { display: none !important; }
    body { background: white !important; color: black !important; }
}

/* Анимации при скролле */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.8s ease-out, transform 0.8s ease-out; }
.reveal.active { opacity: 1; transform: translateY(0); }


/* --- ЖЕСТКИЙ ФИКС ШАПКИ И МЕНЮ --- */
.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
}

#theme-toggle {
    background: transparent;
    border: none;
    font-size: 20px;
    cursor: pointer;
    margin-right: 10px;
    padding: 5px;
}

/* Мобильная версия */
@media (max-width: 900px) {
    .main-nav {
        display: none !important; /* Скрыто по умолчанию */
    }
    .main-nav.is-open {
        display: flex !important;
        flex-direction: column !important;
        position: absolute !important;
        top: 100% !important;
        left: 0 !important;
        width: 100% !important;
        background: var(--bg-color, #fff) !important;
        padding: 20px !important;
        z-index: 99999 !important;
        box-shadow: 0 10px 15px rgba(0,0,0,0.1) !important;
        border-bottom: 1px solid var(--border-color, #ddd) !important;
    }
    .main-nav.is-open a {
        padding: 12px 0 !important;
        border-bottom: 1px solid var(--border-color, #eee) !important;
        width: 100% !important;
        text-align: center !important;
        display: block !important;
    }
}

/* Темная тема для меню */
[data-theme="dark"] .main-nav.is-open {
    background: #1e1e1e !important;
    border-color: #333 !important;
}
[data-theme="dark"] .main-nav.is-open a {
    border-bottom-color: #333 !important;
}

/* Скрываем бейдж Replit */
a[href*="replit.com"], iframe[src*="replit.com"], .replit-badge, #replit-badge, div[id^="replit-badge"] {
    display: none !important;
    opacity: 0 !important;
    pointer-events: none !important;
}