@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;600;700&family=Source+Sans+3:wght@400;600&display=swap');

:root {
  color-scheme: light dark;
  --bg: #f2f6f9;
  --bg-strong: #e3edf3;
  --surface: rgba(255, 255, 255, 0.9);
  --surface-strong: #ffffff;
  --text: #15263d;
  --text-soft: #3f546f;
  --accent: #0e7490;
  --accent-strong: #0f5165;
  --line: rgba(21, 38, 61, 0.12);
  --shadow: 0 18px 40px rgba(14, 32, 54, 0.12);
  --max-width: 1120px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1723;
    --bg-strong: #0b111a;
    --surface: rgba(18, 29, 43, 0.85);
    --surface-strong: #162334;
    --text: #d6e5f7;
    --text-soft: #97abc6;
    --accent: #29b0ca;
    --accent-strong: #85d8ea;
    --line: rgba(151, 171, 198, 0.2);
    --shadow: 0 22px 48px rgba(4, 8, 14, 0.46);
  }
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: 'Source Sans 3', sans-serif;
  background: radial-gradient(circle at 8% 0%, rgba(14, 116, 144, 0.18), transparent 38%),
    radial-gradient(circle at 94% 0%, rgba(234, 179, 8, 0.12), transparent 30%),
    linear-gradient(180deg, var(--bg), var(--bg-strong));
  color: var(--text);
  line-height: 1.6;
}

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

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

.container {
  width: min(var(--max-width), calc(100% - 2.4rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(14px);
  background: color-mix(in oklab, var(--surface) 82%, transparent);
  border-bottom: 1px solid var(--line);
}

.nav-wrap {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
}

.brand-mark {
  width: 46px;
  height: 46px;
  display: inline-block;
  border-radius: 50%;
  border: 1px solid color-mix(in oklab, var(--accent) 45%, var(--line));
  overflow: hidden;
  flex: 0 0 auto;
}

.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.35);
  transform-origin: center;
  display: block;
}

.brand-text {
  font-family: 'Sora', sans-serif;
  font-size: 1.02rem;
  letter-spacing: 0.02em;
}

.menu-toggle {
  border: 1px solid var(--line);
  background: var(--surface-strong);
  color: var(--text);
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  cursor: pointer;
  font: inherit;
  display: none;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.site-nav a {
  font-family: 'Sora', sans-serif;
  font-size: 0.9rem;
  color: var(--text-soft);
  padding: 0.42rem 0.7rem;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: 170ms ease;
}

.site-nav a:hover {
  border-color: var(--line);
  color: var(--text);
}

.site-nav a.is-active {
  color: var(--accent-strong);
  background: color-mix(in oklab, var(--accent) 18%, var(--surface-strong));
  border-color: color-mix(in oklab, var(--accent) 28%, transparent);
}

.page-shell {
  padding: 2.2rem 0 3.5rem;
}

.page-grid {
  display: grid;
  gap: 1.3rem;
}

.panel {
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow);
  border-radius: 22px;
  padding: clamp(1.15rem, 2.4vw, 2rem);
}

.hero {
  display: grid;
  gap: 1.2rem;
  align-items: center;
}

.hero-home {
  grid-template-columns: minmax(170px, 280px) 1fr;
}

.hero-photo-frame {
  width: min(100%, 220px);
  aspect-ratio: 1;
  border-radius: 50%;
  border: 4px solid color-mix(in oklab, var(--accent) 38%, var(--surface-strong));
  margin: 0 auto;
  overflow: hidden;
}

.hero-photo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transform: translate(3%, 3%) scale(2.1648);
  transform-origin: center;
  display: block;
}

.hero-text h1,
.hero-text h2 {
  font-family: 'Sora', sans-serif;
  font-size: clamp(1.5rem, 2.2vw, 2.05rem);
  line-height: 1.18;
  margin: 0;
}

.hero-text p {
  margin: 0.6rem 0 0;
  color: var(--text-soft);
  font-size: 1.05rem;
}

.meta-line {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 0.95rem;
}

.pill {
  display: inline-block;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.32rem 0.72rem;
  background: color-mix(in oklab, var(--surface-strong) 90%, var(--accent) 10%);
  color: var(--text-soft);
  font-size: 0.88rem;
}

.section-title {
  font-family: 'Sora', sans-serif;
  margin: 0 0 0.4rem;
  font-size: clamp(1.15rem, 2vw, 1.45rem);
}

.section-lead {
  margin: 0;
  color: var(--text-soft);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 0.95rem;
}

.card {
  grid-column: span 12;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1rem 1.05rem;
  background: color-mix(in oklab, var(--surface-strong) 88%, var(--accent) 12%);
}

.card h3 {
  margin: 0;
  font-family: 'Sora', sans-serif;
  font-size: 1.03rem;
}

.card p {
  margin: 0.35rem 0 0;
  color: var(--text-soft);
}

.card ul {
  margin: 0.45rem 0 0;
  padding-left: 1.2rem;
  color: var(--text-soft);
}

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

.card-action {
  width: 2.15rem;
  height: 2.15rem;
  margin-top: 0.7rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid color-mix(in oklab, var(--accent) 30%, var(--line));
  background: color-mix(in oklab, var(--surface-strong) 85%, var(--accent) 15%);
  transition: 170ms ease;
}

.card-action::before {
  content: '\279c';
  font-size: 0.95rem;
  line-height: 1;
}

.card-action:hover {
  transform: translateY(-1px);
  border-color: color-mix(in oklab, var(--accent) 50%, var(--line));
  background: color-mix(in oklab, var(--surface-strong) 70%, var(--accent) 30%);
}

.key-list {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--text-soft);
  display: grid;
  gap: 0.32rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.54rem 0.95rem;
  font-family: 'Sora', sans-serif;
  font-size: 0.9rem;
  transition: 170ms ease;
}

.btn-primary {
  background: linear-gradient(140deg, var(--accent), color-mix(in oklab, var(--accent) 65%, #f59e0b));
  color: #fbfeff;
}

.btn-primary:hover {
  transform: translateY(-1px);
}

.btn-outline {
  border-color: var(--line);
  background: color-mix(in oklab, var(--surface-strong) 86%, transparent);
  color: var(--text-soft);
}

.btn-outline:hover {
  border-color: color-mix(in oklab, var(--accent) 35%, var(--line));
  color: var(--text);
}

.status-note {
  margin: 0;
  border: 1px dashed color-mix(in oklab, var(--accent) 36%, var(--line));
  border-radius: 12px;
  padding: 0.8rem 0.95rem;
  color: var(--text-soft);
  background: color-mix(in oklab, var(--accent) 14%, var(--surface-strong));
}

.publication-controls-panel {
  display: grid;
  gap: 0.85rem;
}

.publication-controls {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
  align-items: end;
}

.control-field {
  display: grid;
  gap: 0.4rem;
  font-size: 0.86rem;
  color: var(--text-soft);
}

.control-field input,
.control-field select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 11px;
  padding: 0.54rem 0.65rem;
  font: inherit;
  color: var(--text);
  background: color-mix(in oklab, var(--surface-strong) 96%, transparent);
}

.control-field input:focus-visible,
.control-field select:focus-visible {
  outline: 2px solid color-mix(in oklab, var(--accent) 36%, transparent);
  outline-offset: 1px;
}

.control-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.publication-sections {
  display: grid;
  gap: 1rem;
}

.publication-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.95rem;
}

.publication-item {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 0.95rem 1rem;
  background: color-mix(in oklab, var(--surface-strong) 90%, var(--accent) 10%);
  display: grid;
  gap: 0.55rem;
}

.publication-item.is-top-tier {
  border-color: color-mix(in oklab, #f59e0b 42%, var(--line));
  background: color-mix(in oklab, var(--surface-strong) 84%, #fef3c7 16%);
}

.publication-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.publication-title {
  margin: 0;
  font-family: 'Sora', sans-serif;
  font-size: 1.02rem;
  line-height: 1.35;
}

.publication-badge {
  display: inline-flex;
  align-items: center;
  border: 1px solid color-mix(in oklab, var(--line) 60%, #f59e0b 40%);
  border-radius: 999px;
  padding: 0.17rem 0.52rem;
  font-family: 'Sora', sans-serif;
  font-size: 0.72rem;
  white-space: nowrap;
}

.publication-badge-top-tier {
  color: color-mix(in oklab, #92400e 70%, var(--text));
  background: color-mix(in oklab, #f59e0b 16%, var(--surface-strong));
}

.publication-authors {
  margin: 0;
  color: var(--text-soft);
}

.publication-venue {
  margin: 0;
  font-weight: 600;
  color: color-mix(in oklab, var(--text) 78%, var(--accent));
}

.publication-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.publication-link {
  padding: 0.42rem 0.8rem;
  font-size: 0.84rem;
}

.publication-highlights {
  margin: 0;
  padding-left: 1.2rem;
  display: grid;
  gap: 0.3rem;
  color: var(--text-soft);
}

.publication-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.keyword-pill {
  font-size: 0.8rem;
  padding: 0.22rem 0.58rem;
}

.publication-abstract {
  border: 1px solid color-mix(in oklab, var(--accent) 22%, var(--line));
  border-radius: 12px;
  padding: 0.58rem 0.7rem;
  background: color-mix(in oklab, var(--surface-strong) 93%, var(--accent) 7%);
}

.publication-abstract summary {
  cursor: pointer;
  font-family: 'Sora', sans-serif;
  font-size: 0.9rem;
}

.publication-abstract p {
  margin: 0.55rem 0 0;
  color: var(--text-soft);
}

.publication-notes {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.92rem;
}

.blog-sections {
  display: grid;
  gap: 1rem;
}

.blog-card-grid {
  gap: 1rem;
}

.blog-card {
  display: grid;
  gap: 0.65rem;
  align-content: start;
}

.blog-card-title {
  margin: 0;
}

.blog-card-summary {
  margin: 0;
}

.blog-card-meta {
  margin: 0;
  color: color-mix(in oklab, var(--text-soft) 88%, var(--accent));
  font-size: 0.9rem;
}

.blog-tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.blog-tag {
  font-size: 0.79rem;
  padding: 0.2rem 0.56rem;
}

.blog-article {
  display: grid;
  gap: 0.9rem;
  line-height: 1.75;
}

.blog-article > :first-child {
  margin-top: 0;
}

.blog-article > :last-child {
  margin-bottom: 0;
}

.blog-article h1,
.blog-article h2,
.blog-article h3,
.blog-article h4 {
  margin: 1.35rem 0 0.4rem;
  font-family: 'Sora', sans-serif;
  line-height: 1.3;
}

.blog-article h1 {
  font-size: 1.6rem;
}

.blog-article h2 {
  font-size: 1.35rem;
}

.blog-article h3 {
  font-size: 1.18rem;
}

.blog-article p {
  margin: 0;
  color: color-mix(in oklab, var(--text) 88%, var(--text-soft));
}

.blog-article a {
  color: var(--accent-strong);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.blog-article ul,
.blog-article ol {
  margin: 0;
  padding-left: 1.25rem;
  display: grid;
  gap: 0.42rem;
}

.blog-article blockquote {
  margin: 0;
  padding: 0.75rem 0.9rem;
  border-left: 4px solid color-mix(in oklab, var(--accent) 40%, transparent);
  background: color-mix(in oklab, var(--accent) 10%, var(--surface-strong));
  border-radius: 10px;
  color: var(--text-soft);
}

.blog-article pre {
  margin: 0;
  overflow-x: auto;
  border: 1px solid color-mix(in oklab, var(--line) 82%, var(--accent) 18%);
  border-radius: 12px;
  padding: 0.75rem 0.85rem;
  background: color-mix(in oklab, var(--surface-strong) 84%, var(--bg-strong) 16%);
}

.blog-article code {
  font-family: 'SFMono-Regular', Menlo, Consolas, 'Liberation Mono', monospace;
  font-size: 0.92em;
}

.blog-article p code,
.blog-article li code {
  border: 1px solid color-mix(in oklab, var(--line) 88%, transparent);
  border-radius: 7px;
  padding: 0.08rem 0.32rem;
  background: color-mix(in oklab, var(--surface-strong) 90%, var(--accent) 10%);
}

.blog-article hr {
  width: 100%;
  border: 0;
  border-top: 1px solid var(--line);
  margin: 0.1rem 0;
}

.blog-article table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  font-size: 0.95rem;
}

.blog-article th,
.blog-article td {
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
  padding: 0.52rem 0.62rem;
}

.blog-article th {
  font-family: 'Sora', sans-serif;
  background: color-mix(in oklab, var(--surface-strong) 84%, var(--accent) 16%);
}

.blog-article tr:last-child td {
  border-bottom: 0;
}

.blog-article img {
  border-radius: 12px;
  border: 1px solid var(--line);
}

.blog-task-item {
  list-style: none;
  display: flex;
  align-items: flex-start;
  gap: 0.45rem;
  margin-left: -1.1rem;
}

.blog-task-item input[type='checkbox'] {
  margin-top: 0.2rem;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: color-mix(in oklab, var(--surface) 92%, transparent);
}

.footer-wrap {
  min-height: 74px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.8rem;
  flex-wrap: wrap;
  padding: 0.9rem 0;
}

.footer-wrap p {
  margin: 0;
  color: var(--text-soft);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.footer-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.42rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.3rem 0.7rem;
  color: var(--text-soft);
  transition: 170ms ease;
}

.social-icon {
  width: 0.95rem;
  height: 0.95rem;
  display: inline-block;
  flex: 0 0 auto;
}

.link-with-icon {
  display: inline-flex;
  align-items: center;
  gap: 0.42rem;
}

.footer-links a:hover {
  color: var(--text);
  border-color: color-mix(in oklab, var(--accent) 35%, var(--line));
}

[data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  animation: rise-in 620ms cubic-bezier(0.16, 0.84, 0.3, 1) forwards;
  animation-delay: var(--delay, 0ms);
}

@keyframes rise-in {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (min-width: 720px) {
  .hero {
    gap: 2rem;
  }

  .card.span-6 {
    grid-column: span 6;
  }

  .card.span-4 {
    grid-column: span 4;
  }
}

@media (max-width: 920px) {
  .nav-wrap {
    min-height: 68px;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 68px;
    padding: 0.8rem;
    background: color-mix(in oklab, var(--surface-strong) 95%, transparent);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    display: none;
    gap: 0.45rem;
  }

  .site-nav a {
    width: 100%;
    border-radius: 12px;
    padding: 0.55rem 0.7rem;
  }

  .site-nav.is-open {
    display: grid;
    animation: rise-in 240ms ease both;
  }
}

@media (max-width: 760px) {
  .hero-home {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-home .meta-line {
    justify-content: center;
  }

  .cta-row {
    justify-content: center;
  }

  .control-actions {
    justify-content: flex-start;
  }

  .footer-wrap {
    justify-content: center;
    text-align: center;
  }
}