/* =========================================================
   Holkan Vazquez-Sanchez — personal site
   Terminal / LaTeX-preprint aesthetic
   ========================================================= */

:root {
  --bg: #0e1012;
  --panel: #14171a;
  --panel2: #191d21;
  --border: #24292e;
  --border2: #2e343a;
  --fg: #e6e1d3;
  --fg2: #c7bfa9;
  --muted: #7a7466;
  --dim: #4a463d;
  --tag: #1e2226;
  --good: #7bd88f;
  --warn: #f2b94a;
  --link: #7ecbd9;
  --accent: #f2b94a;

  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --serif: 'Source Serif 4', Georgia, 'Times New Roman', serif;
  --sans: 'IBM Plex Sans', ui-sans-serif, system-ui, sans-serif;
}

html[data-theme="light"] {
  --bg: #f5f1e6;
  --panel: #fbf8ee;
  --panel2: #f0ebdc;
  --border: #d9d2be;
  --border2: #c9c1a9;
  --fg: #1a1814;
  --fg2: #3a342a;
  --muted: #6a6352;
  --dim: #a59d86;
  --tag: #ebe5d3;
  --good: #2f7a3a;
  --warn: #b07a10;
  --link: #0d6a7a;
  --accent: #b07a10;
}

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--serif);
  font-size: 1em;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

main { max-width: 800px; margin: 0 auto; }

a { color: var(--accent); text-decoration: none; }

/* ─── Banner ──────────────────────────────────────────── */
.banner {
  font-family: var(--mono);
  font-size: 0.6875em;
  color: var(--muted);
  letter-spacing: 1.2px;
  text-transform: uppercase;
  display: flex;
  gap: 24px;
  padding: 14px 32px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}
.banner .spacer { flex: 1; }
.theme-btn {
  background: transparent;
  border: 1px solid var(--border2);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 1em;
  letter-spacing: 1px;
  padding: 2px 8px;
  cursor: pointer;
  text-transform: uppercase;
  transition: color .15s ease, border-color .15s ease;
}
.theme-btn:hover { color: var(--accent); border-color: var(--accent); }
.dim { color: var(--dim); }
.muted { color: var(--muted); }
.fg { color: var(--fg); }
.fg2 { color: var(--fg2); }
.accent { color: var(--accent); }
.yellow { color: var(--warn); }
.me {
  color: var(--accent);
}

/* ─── Hero ────────────────────────────────────────────── */
.hero { padding: 32px 32px 32px; }

.kicker {
  font-family: var(--mono);
  font-size: 0.6875em;
  color: var(--accent);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.hero-grid {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  margin-bottom: 24px;
}
.hero-text { flex: 1; min-width: 0; }

.hero h1 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 2.75em;
  line-height: 1.05;
  letter-spacing: -0.8px;
  margin: 0 0 10px;
  color: var(--fg);
}

.meta {
  font-family: var(--mono);
  font-size: 0.8125em;
  color: var(--fg2);
  line-height: 1.6;
}

.hero-kv {
  margin-top: 14px;
  font-family: var(--mono);
  font-size: 0.75em;
  color: var(--muted);
  line-height: 1.7;
}

/* Photo placeholder */
.photo {
  margin: 0;
  position: relative;
  width: 130px;
  height: 150px;
  flex-shrink: 0;
  background:
    repeating-linear-gradient(45deg, var(--panel) 0 6px, var(--panel2) 6px 12px);
  border: 1px solid var(--border2);
}
.photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.photo-inner {
  position: absolute;
  inset: 8px;
  border: 1px dashed var(--border2);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 10px;
  font-family: var(--mono);
  font-size: 0.625em;
  color: var(--muted);
  letter-spacing: 1.2px;
  text-transform: uppercase;
  text-align: center;
}
/* 18px relative to parent .photo-inner (0.625em = 10px): 18/10 = 1.8em */
.photo-mark { font-size: 1.8em; color: var(--accent); line-height: 1; }
.photo figcaption {
  position: absolute;
  top: -8px;
  left: -1px;
  font-family: var(--mono);
  font-size: 0.5625em;
  color: var(--accent);
  background: var(--bg);
  padding: 0 6px;
  letter-spacing: 1.2px;
}
/*
  To use a real photo, replace .photo-inner markup with:
    <img src="me.jpg" alt="Holkan Vazquez-Sanchez"
         style="width:100%;height:100%;object-fit:cover;filter:grayscale(0.2);" />
*/

/* Abstract */
.abstract-label {
  font-family: var(--mono);
  font-size: 0.6875em;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 1.2px;
  margin-bottom: 6px;
}
.abstract {
  font-family: var(--serif);
  font-size: 1em;
  line-height: 1.7;
  font-style: italic;
  color: var(--fg);
  text-align: justify;
  margin: 0;
}

/* Tags */
.tags {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  font-family: var(--mono);
  font-size: 0.6875em;
}
.tag {
  padding: 2px 8px;
  background: var(--tag);
  color: var(--fg2);
  border: 1px solid var(--border);
}

/* Buttons */
.btn-row {
  margin-top: 28px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.btn {
  background: transparent;
  color: var(--fg2);
  border: 1px solid var(--border2);
  font-family: var(--mono);
  font-size: 0.75em;
  padding: 4px 10px;
  letter-spacing: 0.2px;
  cursor: pointer;
  text-decoration: none;
  transition: transform .1s ease, color .15s ease, border-color .15s ease;
}
.btn i {
  margin-right: 6px;
  width: 1em;
  text-align: center;
}
.btn:hover {
  transform: translateY(-1px);
  color: var(--accent);
  border-color: var(--accent);
}
.btn.accent-btn {
  border-color: var(--accent);
  color: var(--accent);
}

/* ─── Sections ────────────────────────────────────────── */
.rule {
  border: none;
  border-top: 1px dashed var(--border2);
  margin: 5px 5px;
}

.section { padding: 10px 32px 10px; }

.sec-num {
  font-family: var(--mono);
  font-size: 0.6875em;
  color: var(--muted);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.section h2 {
  font-family: var(--serif);
  font-size: 1.625em;
  font-weight: 600;
  color: var(--fg);
  letter-spacing: -0.3px;
  margin: 0 0 6px;
}
.sec-sub {
  font-family: var(--mono);
  font-size: 0.75em;
  color: var(--muted);
  margin: 0 0 22px;
}

.body-p {
  font-family: var(--serif);
  font-size: 0.9375em;
  line-height: 1.75;
  color: var(--fg);
  margin: 0 0 14px;
  text-align: justify;
  hyphens: auto;
}
.body-p.indent { text-indent: 1.5em; }

/* ─── Publications ─────────────────────────────────────── */
.pubs {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.pub {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 100%;
  padding: 18px 18px 16px;
  border: 1px solid var(--border2);
  border-left: 5px solid var(--pub-accent, var(--accent));
  background: var(--panel);
  position: relative;
}
.pub::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--pub-accent, var(--accent));
}


.pub-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding-top: 4px;
  font-family: var(--mono);
  font-size: 0.6875em;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.pub-source { color: var(--pub-accent, var(--accent)); }
.pub-year { color: var(--fg2); }

.pub h3 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.375em;
  line-height: 1.3;
  margin: 0;
  color: var(--fg);
}

.pub-meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: flex-start;
  font-family: var(--mono);
  font-size: 0.75em;
  line-height: 1.6;
}
.pub-meta-label {
  min-width: 4.5em;
  color: var(--pub-accent, var(--accent));
  text-transform: uppercase;
  letter-spacing: 0.8px;
}
.pub-meta-value {
  color: var(--fg2);
  flex: 1;
  min-width: 0;
}

.pub-foot {
  display: flex;
  justify-content: flex-end;
}
.pub-doi {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border: 1px solid var(--pub-accent, var(--accent));
  background: transparent;
  color: var(--pub-accent, var(--accent));
  font-family: var(--mono);
  font-size: 0.6875em;
  letter-spacing: 1px;
  transition: background .15s ease, color .15s ease, border-color .15s ease;
}
.pub-doi:hover {
  background: var(--pub-accent, var(--accent));
  color: var(--bg);
  border-color: var(--pub-accent, var(--accent));
}

.link {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px dashed var(--accent);
}
.link:hover {
  color: var(--fg);
  border-bottom-style: solid;
}

/* ─── Talks ───────────────────────────────────────────── */
.talks {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.talk {
  display: flex;
  gap: 14px;
  padding: 10px 8px;
  border: 1px solid var(--border);
  background: var(--panel);
  align-items: center;
  text-decoration: none;
  color: var(--fg);
  transition: background .15s ease;
}
.talk:hover { background: var(--panel2); }

.thumb {
  width: 160px;
  height: 90px;
  flex-shrink: 0;
  background: linear-gradient(
    135deg,
    oklch(0.35 0.1 var(--hue)),
    oklch(0.2 0.08 var(--hue))
  );
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.thumb .play {
  width: 0; height: 0;
  border-left: 12px solid var(--accent);
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
  margin-left: 3px;
}
.thumb .duration {
  position: absolute;
  right: 4px; bottom: 2px;
  font-family: var(--mono);
  font-size: 0.625em;
  color: #fff;
  background: rgba(0,0,0,0.6);
  padding: 1px 4px;
}
.talk-body { flex: 1; min-width: 0; }
.talk-title {
  font-family: var(--serif);
  font-size: 0.9375em;
  line-height: 1.35;
  color: var(--fg);
  text-align: justify
}
.talk-meta {
  font-family: var(--mono);
  font-size: 0.6875em;
  color: var(--muted);
  margin-top: 4px;
}
.play-label {
  font-family: var(--mono);
  font-size: 0.6875em;
  color: var(--muted);
  padding: 0 4px;
}

/* ─── Awards table ─────────────────────────────────────── */
.awards {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--serif);
}
.awards tr {
  border-top: 1px solid var(--border);
}
.awards tr:last-child { border-bottom: 1px solid var(--border); }
.awards td { padding: 10px 0; vertical-align: top; }
.awards .year {
  font-family: var(--mono);
  color: var(--accent);
  font-size: 0.8125em;
  width: 80px;
}
.awards td:nth-child(2) { padding: 10px 12px; }
.award-title { font-size: 0.875em; color: var(--fg); }
.award-note {
  font-size: 0.75em;
  color: var(--muted);
  margin-top: 2px;
  font-family: var(--mono);
}
.awards .kind {
  font-family: var(--mono);
  font-size: 0.6875em;
  color: var(--muted);
  text-align: right;
}

/* ─── Footer ──────────────────────────────────────────── */
footer {
  padding: 40px 32px 80px;
  font-family: var(--mono);
  font-size: 0.6875em;
  color: var(--muted);
  border-top: 1px solid var(--border);
  margin-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

/* ─── BibTeX modal ─────────────────────────────────────── */
.modal {
  position: fixed; inset: 0; z-index: 1000;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  font-family: var(--mono);
}
.modal[hidden] { display: none; }

.modal-inner {
  width: min(720px, 100%);
  background: var(--panel);
  border: 1px solid var(--border2);
  color: var(--fg);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.modal-chrome {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75em;
}
.dot { width: 10px; height: 10px; border-radius: 50%; }
.dot.red    { background: #f46868; }
.dot.yellow { background: #e5b553; }
.dot.green  { background: #6fbf6a; }
.modal-title { color: var(--muted); margin-left: 12px; }
.modal-chrome .spacer { flex: 1; }
.modal-esc {
  background: transparent;
  border: 1px solid var(--border2);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 1em;
  padding: 2px 8px;
  cursor: pointer;
}

#bib-body {
  margin: 0;
  padding: 20px;
  font-family: var(--mono);
  font-size: 0.8125em;
  line-height: 1.65;
  color: var(--fg);
  background: var(--panel);
  white-space: pre;
  overflow: auto;
}
.modal-foot {
  border-top: 1px solid var(--border);
  padding: 10px 14px;
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}

/* ─── Dual-video modal ──────────────────────────────────── */
.vmodal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
}
.vmodal[hidden] { display: none; }
.vmodal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.75);
  backdrop-filter: blur(4px);
}
.vmodal-box {
  position: relative;
  z-index: 1;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 20px;
  width: min(90vw, 1100px);
  max-height: 90vh;
  overflow-y: auto;
}
.vmodal-close {
  position: absolute;
  top: 10px; right: 12px;
  background: none;
  border: none;
  color: var(--muted);
  font-size: 1.1em;
  cursor: pointer;
  line-height: 1;
  padding: 4px 6px;
}
.vmodal-close:hover { color: var(--text); }
.vmodal-videos {
  display: flex;
  gap: 16px;
  margin-top: 8px;
}
.vmodal-pane {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.vmodal-label {
  font-family: var(--mono);
  font-size: 0.7em;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .06em;
}
.vmodal-pane video,
.vmodal-pane iframe {
  width: 100%;
  aspect-ratio: 16 / 9;
  border: none;
  border-radius: 4px;
  background: #000;
  display: block;
  pointer-events: none;
}
.vmodal-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}
.vmodal-playpause {
  background: none;
  border: 1px solid var(--border);
  color: var(--accent);
  font-size: 1em;
  width: 32px;
  height: 32px;
  border-radius: 4px;
  cursor: pointer;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.vmodal-playpause:hover { background: var(--panel2); }
.vmodal-seek {
  flex: 1;
  accent-color: var(--accent);
  cursor: pointer;
  height: 4px;
}
.vmodal-time {
  font-family: var(--mono);
  font-size: 0.7em;
  color: var(--muted);
  white-space: nowrap;
  min-width: 3.2ch;
}

/* ─── Responsive ───────────────────────────────────────── */
@media (max-width: 640px) {
  /* Layout */
  .hero { padding: 28px 16px 24px; }
  .section { padding: 24px 16px; }
  .rule { margin: 10px; }
  footer { padding: 28px 16px 48px; flex-direction: column; gap: 4px; }

  /* Banner */
  .banner {
    padding: 10px 16px;
    gap: 10px;
    flex-wrap: wrap;
    font-size: 0.55em;
  }
  .banner .spacer { display: none; }
  .theme-btn { margin-left: auto; }

  /* Hero */
  .hero h1 { font-size: 1.75em; letter-spacing: -0.5px; }
  .hero-grid { flex-direction: row; align-items: flex-start; gap: 12px; }
  .photo {
    width: 48px;
    height: 65px;
    flex-shrink: 0;
    border-radius: 2px;
    order: -1;
    margin-top: 4px;
  }
  .photo-inner { display: none; }
  .photo figcaption { display: none; }

  /* Buttons */
  .btn-row {
    gap: 8px;
    justify-content: center;
  }
  .btn { font-size: 0.6875em; padding: 5px 10px; }

  /* Tags */
  .tags { gap: 5px; }

  /* Publications */
  .pub { padding: 16px 14px 14px; }
  .pub h3 { font-size: 1.2em; }
  .pub-meta { gap: 6px; font-size: 0.6875em; }
  .pub-meta-label { min-width: 4em; }
  .pub-foot { justify-content: flex-start; }
  .pub-doi { width: 100%; justify-content: center; }

  /* Talks */
  .talk { gap: 10px; padding: 8px; }
  .thumb { width: 72px; height: 44px; flex-shrink: 0; }
  .thumb .play {
    border-left-width: 9px;
    border-top-width: 6px;
    border-bottom-width: 6px;
  }
  .talk-title { font-size: 0.875em; }
  .play-label { display: none; }

  /* Awards — .awards overrides to 0.8125em (13px); .year target 12px: 12/13 ≈ 0.923em */
  .awards { font-size: 0.8125em; }
  .awards .year { width: 52px; font-size: 0.923em; }
  .awards .kind { display: none; }
  .awards td:nth-child(2) { padding: 8px 8px; }

  /* Modal */
  .modal { padding: 16px; align-items: flex-end; }
  .modal-inner { width: 100%; }
  #bib-body { font-size: 0.6875em; padding: 14px; }
  .modal-foot { justify-content: center; }

  /* Video modal — stacked on mobile */
  .vmodal-videos { flex-direction: column; gap: 12px; }
  .vmodal-box { padding: 16px; width: calc(100vw - 32px); }
}