/* Maximiliano Véjares — site components */

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--paper);
  border-bottom: 1px solid var(--rule);
  height: var(--header-h);
}
.site-header .inner {
  max-width: var(--max-w); margin: 0 auto;
  padding: 0 var(--gutter);
  height: 100%;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.site-header .mark {
  font-family: var(--serif); text-decoration: none; color: var(--ink);
  font-size: 21px; font-weight: 700; line-height: 1.1;
  letter-spacing: -0.005em;
  white-space: nowrap;
}
.site-header .mark:hover { color: var(--accent); }

.site-header nav { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; align-items: center; }
.site-header nav a {
  text-decoration: none; color: var(--ink-muted);
  font-size: 13px; letter-spacing: 0.01em;
  padding: 6px 10px;
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}
.site-header nav a:hover { color: var(--ink); }
.site-header nav a.is-active {
  color: var(--ink);
  border-bottom-color: var(--accent);
}

.nav-sep {
  width: 1px; height: 16px; background: var(--rule);
  margin: 0 4px; align-self: center;
}

.site-header nav a.lang-toggle {
  font-size: 11px; font-weight: 600; letter-spacing: 0.04em;
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 3px 8px;
  margin-left: 6px;
  color: var(--ink-muted);
  transition: background 0.15s, color 0.15s;
}
.site-header nav a.lang-toggle:hover {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

/* ---------- Mobile menu ---------- */
.menu-toggle {
  display: none; background: none; border: none; cursor: pointer;
  width: 28px; height: 28px; position: relative;
}
.menu-toggle span {
  display: block; width: 20px; height: 2px; background: var(--ink);
  position: absolute; left: 4px; transition: all 0.2s;
}
.menu-toggle span:nth-child(1) { top: 8px; }
.menu-toggle span:nth-child(2) { top: 14px; }
.menu-toggle span:nth-child(3) { top: 20px; }

@media (max-width: 860px) {
  .menu-toggle { display: block; }
  .site-header nav {
    display: none; position: absolute; top: var(--header-h); left: 0; right: 0;
    background: var(--paper); border-bottom: 1px solid var(--rule);
    flex-direction: column; padding: 16px var(--gutter); gap: 0;
    z-index: 100;
  }
  .site-header nav.is-open { display: flex; }
  .site-header nav a {
    padding: 12px 0; border-bottom: 1px solid var(--hairline);
    font-size: 15px;
  }
  .site-header nav a.is-active { border-bottom-color: var(--accent); }
  .nav-sep { display: none; }
}

/* ---------- Page hero ---------- */
.page-hero {
  max-width: var(--max-w); margin: 0 auto;
  padding: 64px var(--gutter) 24px;
}
.page-hero .kicker {
  font-family: var(--serif); font-weight: 600;
  font-size: 11px; letter-spacing: 0.10em; color: var(--ink-muted);
  font-variation-settings: "opsz" 14, "SOFT" 0;
  font-feature-settings: "smcp", "c2sc", "lnum", "tnum";
  font-variant-caps: all-small-caps;
  text-transform: lowercase;
  margin-bottom: 16px;
}
.page-hero h1 {
  font-family: var(--display); font-weight: 700;
  font-size: 42px; line-height: 1.12;
  letter-spacing: -0.01em; color: var(--ink);
  font-variation-settings: "SOFT" 50, "WONK" 1;
  max-width: 24ch;
}
.page-hero h1 em {
  font-style: italic; color: var(--ink);
}

/* ---------- About (home) layout ---------- */
.about-grid {
  max-width: var(--max-w); margin: 0 auto;
  padding: 72px var(--gutter) 64px;
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 56px;
  align-items: start;
}
.about-photo {
  width: 100%;
  border: 1px solid var(--rule);
  display: block;
}
.about-text {
  font-family: var(--serif); font-size: 16px; line-height: 1.7;
  color: var(--ink);
}
.about-text p { margin-bottom: 18px; max-width: 60ch; }
.about-text .affiliations {
  margin-top: 24px; padding-top: 20px;
  border-top: 1px solid var(--rule);
  font-family: var(--sans); font-size: 13px; color: var(--ink-muted);
  line-height: 1.6;
}
.about-text .contact-line {
  margin-top: 16px;
  font-family: var(--sans); font-size: 14px;
}

@media (max-width: 860px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .about-photo { max-width: 280px; }
  .page-hero h1 { font-size: 34px; }
}

/* ---------- Ornamental rule ---------- */
.ornamental-rule {
  max-width: var(--max-w); margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex; align-items: center; justify-content: center; gap: 14px;
  color: var(--rule-strong);
}
.ornamental-rule .orn-line {
  flex: 0 0 56px; height: 1px; background: var(--rule-strong);
}
.ornamental-rule .orn-glyph {
  font-family: var(--serif); font-size: 14px; font-weight: 400;
  letter-spacing: 0.18em; line-height: 1;
  color: var(--rule-strong);
}

/* ---------- Content sections ---------- */
.content-section {
  max-width: var(--max-w); margin: 0 auto;
  padding: 48px var(--gutter);
}
.content-section + .content-section { padding-top: 0; }

.section-label {
  font-family: var(--serif); font-weight: 700;
  font-size: 26px; letter-spacing: -0.005em; color: var(--ink);
  margin-bottom: 20px;
}
.section-sublabel {
  font-family: var(--sans); font-weight: 600;
  font-size: 12px; letter-spacing: 0.06em; color: var(--ink-muted);
  text-transform: uppercase;
  margin-bottom: 12px; margin-top: 16px;
  border-left: 3px solid var(--accent);
  padding-left: 12px;
}

/* ---------- Research items ---------- */
.research-item {
  padding: 24px 0;
  border-top: 1px solid var(--rule);
}
.research-item:first-of-type { border-top: none; }
.research-item h3 {
  font-family: var(--serif); font-size: 20px; font-weight: 700; line-height: 1.3;
  letter-spacing: -0.005em;
  margin-bottom: 0;
  cursor: pointer; position: relative;
  padding-right: 28px;
}
.research-item h3::after {
  content: '+';
  position: absolute; right: 0; top: 50%;
  transform: translateY(-50%);
  font-family: var(--sans); font-weight: 500;
  font-size: 24px; color: var(--ink);
  transition: transform 0.2s;
}
.research-item.is-open h3::after {
  content: '\2212';
}
.research-item .venue {
  font-family: var(--serif); font-style: italic;
  font-size: 14px; color: var(--ink-muted);
  margin-top: 6px; margin-bottom: 12px;
}
.research-item .status-badge {
  display: inline-block;
  font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase;
  padding: 2px 8px; margin-left: 8px;
  background: var(--accent-soft); color: var(--accent);
  font-weight: 600; vertical-align: middle;
}
.research-item .abstract,
.research-item .link-row {
  font-family: var(--serif); font-size: 15px; line-height: 1.6;
  color: var(--ink);
  display: none;
}
.research-item.is-open .abstract,
.research-item.is-open .link-row {
  display: block;
}
.research-item.is-open .abstract { margin-top: 6px; }
.research-item .abstract p { margin-bottom: 12px; }
.research-item .link-row {
  margin-top: 12px;
}
.research-item .link-row a {
  font-family: var(--sans); font-size: 13px;
  color: var(--accent); text-decoration: none;
  border-bottom: 1px solid var(--rule);
  padding-bottom: 1px;
}
.research-item .link-row a:hover { border-bottom-color: var(--accent); }

/* ---------- Publication list ---------- */
.pub-list { list-style: none; }
.pub-list li {
  padding: 16px 0;
  border-top: 1px solid var(--hairline);
  font-family: var(--serif); font-size: 15px; line-height: 1.55;
}
.pub-list li:first-child { border-top: none; }
.pub-list .pub-venue {
  font-style: italic;
}
.pub-list .pub-date { color: var(--ink-muted); }

/* ---------- Teaching ---------- */
.teaching-group { margin-bottom: 40px; }
.teaching-group h3 {
  font-family: var(--serif); font-size: 20px; font-weight: 700;
  margin-bottom: 16px;
}
.teaching-list { list-style: none; }
.teaching-list li {
  padding: 10px 0;
  border-top: 1px solid var(--hairline);
  display: flex; justify-content: space-between; align-items: baseline;
  gap: 16px; flex-wrap: wrap;
}
.teaching-list li:first-child { border-top: none; }
.teaching-list .course-name {
  font-family: var(--serif); font-size: 15px;
}
.teaching-list .course-meta {
  font-size: 13px; color: var(--ink-muted); white-space: nowrap;
}

/* ---------- Atlas teaser ---------- */
.atlas-teaser {
  max-width: var(--max-w); margin: 0 auto;
  padding: 48px var(--gutter) 64px;
}
.atlas-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 480px;
  gap: 48px;
  align-items: center;
  padding: 40px;
  background: var(--surface);
  border: 1px solid var(--rule);
}
.atlas-card h2 {
  font-family: var(--serif); font-size: 30px; font-weight: 700;
  letter-spacing: -0.01em; line-height: 1.15;
  margin-bottom: 16px;
}
.atlas-card .atlas-desc {
  font-family: var(--serif); font-size: 15px; line-height: 1.65;
  color: var(--ink); max-width: 50ch;
  margin-bottom: 20px;
}
.atlas-card .atlas-stats {
  display: flex; flex-wrap: wrap; gap: 20px 32px;
  padding-top: 16px; border-top: 1px solid var(--hairline);
}
.atlas-card .stat-item { display: flex; align-items: baseline; gap: 8px; }
.atlas-card .stat-item .v {
  font-family: var(--serif); font-weight: 500;
  font-feature-settings: "tnum", "lnum";
  font-variation-settings: "opsz" 18, "SOFT" 0;
  font-size: 20px;
}
.atlas-card .stat-item .l {
  font-family: var(--serif); font-weight: 600;
  font-size: 10px; letter-spacing: 0.08em; color: var(--ink-muted);
  font-variation-settings: "opsz" 14, "SOFT" 0;
  font-feature-settings: "smcp", "c2sc", "lnum";
  font-variant-caps: all-small-caps;
  text-transform: lowercase;
}
.atlas-card .atlas-screenshot {
  width: 100%; border: 1px solid var(--rule); display: block;
}
.atlas-enter {
  display: inline-block; margin-top: 16px;
  font-family: var(--sans); font-size: 13px;
  color: var(--accent); text-decoration: none;
  border: 1px solid var(--accent);
  padding: 8px 20px;
  letter-spacing: 0.02em;
  transition: background 0.15s, color 0.15s;
}
.atlas-enter:hover { background: var(--accent); color: var(--paper); }

@media (max-width: 860px) {
  .atlas-card {
    grid-template-columns: 1fr; padding: 24px;
  }
}

/* ---------- CV page ---------- */
.cv-section {
  max-width: var(--max-w); margin: 0 auto;
  padding: 48px var(--gutter) 64px;
  text-align: center;
}
.cv-download {
  display: inline-block;
  font-family: var(--sans); font-size: 14px;
  color: var(--accent); text-decoration: none;
  border: 1px solid var(--accent);
  padding: 12px 28px;
  letter-spacing: 0.02em;
  transition: background 0.15s, color 0.15s;
}
.cv-download:hover { background: var(--accent); color: var(--paper); }

/* ---------- Painting caption (home footer) ---------- */
.painting-section {
  max-width: var(--max-w); margin: 0 auto;
  padding: 0 var(--gutter) 24px;
}
.painting-section figure {
  display: flex; flex-direction: column; gap: 10px;
}
.painting-section img {
  width: 100%; max-height: 400px; object-fit: cover; object-position: center 40%;
  border: 1px solid var(--rule); display: block;
}
.painting-section figcaption {
  font-family: var(--serif); font-size: 12.5px; line-height: 1.5;
  color: var(--ink-muted);
}
.painting-section figcaption em {
  font-style: italic;
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--rule);
  margin-top: 64px;
}
.site-footer .inner {
  max-width: var(--max-w); margin: 0 auto;
  padding: 32px var(--gutter);
  display: flex; flex-wrap: wrap; gap: 24px;
  justify-content: space-between;
  font-size: 13px; color: var(--ink-muted);
}
.site-footer a { color: inherit; text-decoration: none; }
.site-footer a:hover { color: var(--accent); }
.site-footer .footer-name {
  font-family: var(--serif); font-weight: 700; font-size: 15px; color: var(--ink);
}
.site-footer .footer-right {
  display: flex; flex-direction: column; align-items: flex-end; gap: 16px;
}
.site-footer .footer-links {
  display: flex; gap: 20px; align-items: center;
}
.site-footer .footer-updated {
  margin-top: 8px; font-size: 12px; color: var(--ink-faint);
}
.site-footer .footer-logo {
  text-decoration: none;
  transition: opacity 0.15s;
}
.site-footer .footer-logo:hover { opacity: 0.7; }
.site-footer .footer-logo-img {
  height: 36px; width: auto; display: block;
}