/* Site design layer: dark, terminal-inspired. Loaded after the theme CSS (see _includes/head.liquid). */

/* ---------- Tokens (dark-only; applied for both theme states) ---------- */
html:root,
html[data-theme="dark"]:root,
html[data-theme="light"]:root {
  color-scheme: dark;

  --bg: #07090b;
  --surface: #0c1115;
  --surface-2: #10171c;
  --text: #d9e1e7;
  --heading: #f2f6f8;
  --muted: #7f8c97;
  --dim: #56616b;
  --border: #1a232b;
  --border-strong: #26323c;
  --accent: #4cc38a;
  --accent-strong: #7ad9aa;
  --accent-soft: rgba(76, 195, 138, 0.09);
  --accent-glow: rgba(76, 195, 138, 0.16);

  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --global-bg-color: var(--bg);
  --global-card-bg-color: var(--surface);
  --global-text-color: var(--text);
  --global-text-color-light: var(--muted);
  --global-theme-color: var(--accent);
  --global-hover-color: var(--accent);
  --global-hover-text-color: var(--bg);
  --global-divider-color: var(--border);
  --global-code-bg-color: var(--surface-2);
  --global-footer-bg-color: transparent;
  --global-footer-text-color: var(--muted);
  --global-footer-link-color: var(--accent);
}

/* ---------- Base ---------- */
html body {
  background-color: var(--bg);
  background-image: radial-gradient(ellipse 60% 28% at 50% -10%, rgba(76, 195, 138, 0.06), transparent 70%);
  background-repeat: no-repeat;
  background-attachment: fixed;
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

html body a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.15s ease;
}
html body a:hover {
  color: var(--accent-strong);
}

html body .container {
  max-width: 1000px;
}

::selection {
  background: var(--accent);
  color: var(--bg);
}

/* Dark-only site: hide the theme toggle */
html body #light-toggle {
  display: none !important;
}

/* ---------- Navbar ---------- */
html body #navbar {
  background: rgba(7, 9, 11, 0.8);
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--border);
  box-shadow: none;
}
html body #navbar .navbar-brand {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 500 !important;
  color: var(--text);
}
html body #navbar .navbar-brand .font-weight-bold {
  font-weight: 500 !important;
}
html body #navbar .navbar-brand::before {
  content: "~/";
  color: var(--accent);
  margin-right: 0.15rem;
}
html body #navbar .nav-link {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: lowercase;
  color: var(--muted);
  padding-left: 0.65rem;
  padding-right: 0.65rem;
}
html body #navbar .nav-link:hover {
  color: var(--heading);
}
html body #navbar .nav-item.active > .nav-link {
  color: var(--accent);
}
html body #navbar .navbar-toggler .icon-bar {
  background-color: var(--text);
}
html body #navbar .navbar-collapse.show,
html body #navbar .navbar-collapse.collapsing {
  background: var(--bg);
}

/* ---------- Home: hero ---------- */
.home {
  padding-top: 0;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 200px;
  gap: 3rem;
  align-items: center;
  padding: 1rem 0 2.75rem;
  border-bottom: 1px solid var(--border);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 0.6rem;
}

.hero-name {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 2rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--heading);
  margin: 0 0 0.35rem;
}

.hero-role {
  font-size: 0.95rem;
  color: var(--muted);
  margin: 0 0 1.1rem;
}

.hero-lede {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text);
  max-width: 38rem;
  margin: 0 0 1.4rem;
}

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

html body .term-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.32rem 0.7rem;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  line-height: 1.2;
  transition:
    border-color 0.15s ease,
    color 0.15s ease,
    box-shadow 0.15s ease;
}
html body .term-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
html body .term-btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #04130a;
  font-weight: 500;
}
html body .term-btn-primary:hover {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
  color: #04130a;
}

/* Photo */
.hero-photo {
  margin: 0;
}
.hero-photo img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center top;
  border-radius: 10px;
  border: 1px solid var(--border-strong);
}
.hero-photo figcaption {
  margin-top: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--muted);
}
.hero-photo figcaption i {
  color: var(--accent);
  margin-right: 0.3rem;
}

/* ---------- Home: sections ---------- */
.home-section {
  padding: 2.5rem 0 0.25rem;
}

html body .section-label {
  display: flex;
  align-items: baseline;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 1.1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}
html body .section-label .section-more {
  margin-left: auto;
  font-size: 0.72rem;
  letter-spacing: 0;
  text-transform: none;
  color: var(--muted);
}
html body .section-label .section-more:hover {
  color: var(--accent);
}

/* research.txt panel */
.research-panel {
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  overflow: hidden;
}
.panel-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 1.25rem;
  background: var(--surface-2);
  border-bottom: 1px solid var(--border-strong);
  font-family: var(--font-mono);
  font-size: 0.75rem;
}
.panel-cmd {
  color: var(--text);
}
.ps1 {
  color: var(--accent);
  margin-right: 0.35rem;
}
html body .panel-link {
  color: var(--muted);
}
html body .panel-link:hover {
  color: var(--accent);
}
.panel-intro {
  margin: 0;
  padding: 1.1rem 1.25rem 0.4rem;
  font-size: 0.92rem;
  color: var(--text);
}
.research-rows {
  list-style: none;
  margin: 0;
  padding: 0.25rem 1.25rem 0.5rem;
}
.research-rows li {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 2rem;
  padding: 1.1rem 0;
  border-top: 1px solid var(--border);
}
.research-rows li:first-child {
  border-top: none;
}
.row-head {
  display: grid;
  grid-template-columns: 1.8rem minmax(0, 1fr);
  column-gap: 0.4rem;
  align-content: start;
}
.row-num {
  grid-row: span 2;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  padding-top: 0.15rem;
}
.row-head h3 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--heading);
  margin: 0 0 0.25rem;
}
.row-lab {
  font-size: 0.84rem;
  line-height: 1.5;
  color: var(--muted);
  margin: 0.1rem 0 0;
}
.row-mine p {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text);
  margin: 0;
}
html body .row-ref {
  display: inline-block;
  margin-top: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent);
}
html body .row-ref::before {
  content: "→ ";
}

.two-col {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: 3rem;
}
.bio p {
  color: var(--text);
  margin-bottom: 1rem;
}

.log-list {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.88rem;
}
.log-list li {
  display: grid;
  grid-template-columns: 4.6rem minmax(0, 1fr);
  gap: 0.9rem;
  padding: 0.65rem 0;
  border-top: 1px solid var(--border);
  line-height: 1.55;
}
.log-list li:first-child {
  border-top: none;
  padding-top: 0.1rem;
}
.log-list time {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  padding-top: 0.15rem;
}

/* ---------- Page headers (all other pages) ---------- */
html body .post-header,
html body .header-bar {
  text-align: left;
  padding: 1rem 0 0.9rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}
html body .post-header .post-title,
html body .header-bar h1 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1.75rem;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--heading);
}
html body .post-description,
html body .header-bar h2 {
  font-family: var(--font-sans);
  font-size: 0.92rem;
  font-weight: 400;
  color: var(--muted);
}

/* ---------- Publications ---------- */
html body .publications h2.bibliography {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--accent);
  text-align: left;
  border-top: none;
  margin: 2.5rem 0 0.5rem;
  padding: 0;
}
html body .publications ol.bibliography li {
  padding: 1.1rem 0;
  margin: 0;
  border-bottom: 1px solid var(--border);
}
html body .publications ol.bibliography li:last-child {
  border-bottom: none;
}
html body .publications .abbr abbr.badge {
  background: transparent !important;
  color: var(--accent) !important;
  border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  padding: 0.35rem 0.4rem;
}
html body .publications .abbr abbr.badge a,
html body .publications .abbr abbr.badge div {
  color: var(--accent) !important;
}
html body .publications .title {
  font-weight: 600;
  font-size: 0.94rem;
  line-height: 1.45;
  color: var(--heading);
  margin-bottom: 0.2rem;
}
html body .publications .author {
  font-size: 0.9rem;
  color: var(--muted);
}
html body .publications .author em {
  font-style: normal;
  font-weight: 600;
  color: var(--text);
  border-bottom: 0 !important;
  text-decoration: none !important;
}
html body .publications .author a {
  border-bottom: none;
}
html body .publications .periodical {
  font-size: 0.86rem;
  color: var(--muted);
}
html body .publications .links a.btn {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: lowercase;
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  color: var(--muted);
  padding: 0.15rem 0.6rem;
  margin: 0.5rem 0.3rem 0 0;
  box-shadow: none;
  background: transparent;
}
html body .publications .links a.btn:hover {
  color: var(--accent);
  border-color: var(--accent);
}
html body .publications .bibtex.open,
html body .publications .abstract.open {
  background: var(--surface-2);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  color: var(--text);
}

html body input[type="text"],
html body input[type="search"],
html body #bibsearch {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}
html body input[type="text"]:focus,
html body input[type="search"]:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
  outline: none;
}

/* ---------- Cards (projects, CV) ---------- */
html body .card {
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  box-shadow: none;
  color: var(--text);
  transition:
    border-color 0.2s ease,
    transform 0.2s ease,
    box-shadow 0.2s ease;
}
html body .projects .card:hover {
  border-color: color-mix(in srgb, var(--accent) 50%, var(--border-strong));
  transform: translateY(-2px);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
html body .projects .card-title {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
  color: var(--heading);
}
html body .projects .card-text {
  color: var(--muted);
  font-size: 0.9rem;
}
html body .projects h2.category {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent);
  text-align: left;
  border-bottom: 1px solid var(--border-strong);
}
html body .cv .card-title {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 500 !important;
  color: var(--accent);
}
html body .cv .list-group-item {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}
html body .cv .badge {
  background: var(--accent-soft) !important;
  color: var(--accent) !important;
  border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
  font-family: var(--font-mono);
  font-weight: 500 !important;
  font-size: 0.68rem;
}
html body .cv .title {
  color: var(--heading);
}
html body .cv .location,
html body .cv h6 {
  color: var(--muted);
}
html body .cv table td {
  color: var(--text);
}

html body #toc-sidebar a {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: lowercase;
}
html body #toc-sidebar a:hover,
html body #toc-sidebar .active > a {
  color: var(--accent);
}

/* ---------- Blog ---------- */
html body .tag-category-list {
  border: none;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.78rem;
}
html body .tag-category-list li {
  padding: 0 0.25rem;
}
html body .post-list li {
  border-bottom: 1px solid var(--border);
  padding: 1.3rem 0;
}
html body .post-list li h3 {
  margin: 0 0 0.35rem;
}
html body .post-list a.post-title {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1.08rem;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--heading);
}
html body .post-list a.post-title:hover {
  color: var(--accent);
}
html body .post-meta,
html body .post-tags {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted);
}

/* Long-form content */
html body .post article h2 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1.3rem;
  letter-spacing: -0.015em;
  color: var(--heading);
  margin-top: 2.5rem;
}
html body .post article h3 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1.12rem;
  color: var(--heading);
  margin-top: 2rem;
}
html body .post article blockquote {
  border-left: 3px solid var(--accent);
  background: var(--accent-soft);
  color: var(--text);
  border-radius: 0 8px 8px 0;
  padding: 0.75rem 1rem;
}
html body .post article code {
  font-family: var(--font-mono);
  font-size: 0.86em;
  color: var(--accent-strong);
}
html body .post article pre,
html body .post article .highlight {
  background: var(--surface-2) !important;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
}
html body .post article pre code {
  color: var(--text);
}

/* ---------- Footer ---------- */
html body footer {
  background: transparent;
  border-top: 1px solid var(--border-strong);
  color: var(--dim);
  font-family: var(--font-mono);
  font-size: 0.72rem;
}
html body footer .container {
  color: var(--dim);
}

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .research-rows li {
    grid-template-columns: 1fr;
    gap: 0.6rem;
  }
  .two-col {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 680px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding-top: 0.5rem;
  }
  .hero-photo {
    order: -1;
    max-width: 150px;
  }
  .hero-lede {
    font-size: 1.02rem;
  }
}