/* =====================================================================
   Anthropic-inspired Aesthetic
   Cream paper, clay accent, serif display + grotesque sans body.
   Restrained motion, generous whitespace, editorial typography.
   ===================================================================== */

/* Anthropic-style stack:
   - Display: Fraunces (slab-leaning serif, mimics Tiempos Headline)
   - Body:    Source Serif 4 (transitional serif, mimics Tiempos Text)
   - UI/nav:  DM Sans (geometric grotesque, mimics Styrene B)
   - Mono:    JetBrains Mono
*/
@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,500;9..144,600;9..144,700;9..144,800;9..144,900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Source+Serif+4:ital,opsz,wght@0,8..60,400;0,8..60,500;0,8..60,600;0,8..60,700;1,8..60,400;1,8..60,500&display=swap');
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:opsz,wght@9..40,400;9..40,500;9..40,600;9..40,700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500&display=swap');

/* ---------- Theme Variables ---------- */
:root {
  /* Anthropic palette */
  --bg:           #f5f1e8;          /* warm cream paper */
  --bg-elev:      #faf6ed;          /* slightly lifted */
  --bg-card:      #ffffff;
  --ink:          #181818;          /* near-black for body */
  --ink-soft:     #595855;          /* warm gray */
  --ink-mute:     #8a8580;
  --rule:         #e3dccb;          /* hairline divider */
  --rule-soft:    rgba(24, 24, 24, 0.08);

  /* Anthropic clay accent */
  --clay:         #cc785c;          /* the signature orange */
  --clay-deep:    #b85c3f;
  --clay-soft:    #e8b8a4;
  --clay-tint:    #f4e4dc;

  --display: 'Fraunces', 'Tiempos Headline', 'Charter', Georgia, serif;
  --serif:   'Source Serif 4', 'Tiempos Text', 'Charter', Georgia, serif;
  --sans:    'DM Sans', 'Styrene B', -apple-system, 'Helvetica Neue', sans-serif;
  --mono:    'JetBrains Mono', 'SF Mono', Menlo, monospace;

  --shadow-card: 0 1px 2px rgba(24, 24, 24, 0.04);
  --shadow-lift: 0 1px 2px rgba(24, 24, 24, 0.04), 0 12px 28px rgba(24, 24, 24, 0.08);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg:        #16161a;
    --bg-elev:   #1e1e22;
    --bg-card:   #22222a;
    --ink:       #f4ede0;
    --ink-soft:  #bfb8ad;
    --ink-mute:  #888178;
    --rule:      #34322f;
    --rule-soft: rgba(244, 237, 224, 0.08);

    --clay:      #ea9b7d;
    --clay-deep: #d77a5a;
    --clay-soft: #b85c3f;
    --clay-tint: rgba(234, 155, 125, 0.12);

    --shadow-card: 0 1px 2px rgba(0, 0, 0, 0.4);
    --shadow-lift: 0 1px 2px rgba(0, 0, 0, 0.4), 0 12px 28px rgba(0, 0, 0, 0.5);
  }
}

/* ---------- Base ---------- */
html, body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.55;
  font-weight: 400;
  letter-spacing: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

/* ---------- Layout ---------- */
.wrapper {
  width: 1080px;
  max-width: 95%;
  margin: 0 auto;
}

section {
  width: 700px;
  padding-top: 5em;
  padding-bottom: 60px;
  padding-left: 20px;
}

@media print, screen and (max-width: 1100px) {
  .wrapper { width: auto; max-width: 100%; padding: 0 28px; }
  section { width: auto; padding-left: 0; }
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--display);
  color: var(--ink);
  font-weight: 700;
  font-variation-settings: "opsz" 144, "SOFT" 0;
  letter-spacing: -0.02em;
  line-height: 1.05;
}

h1 {
  font-size: 2.2rem;
  font-weight: 700;
  margin: 0 0 0.4em;
}

h2 {
  font-size: 2rem !important;
  font-weight: 700 !important;
  font-family: var(--display) !important;
  margin: 2.4em 0 0.9em !important;
  color: var(--ink) !important;
  letter-spacing: -0.025em !important;
  line-height: 1.05 !important;
  position: relative;
  padding-top: 1.2em;
  border-top: 1px solid var(--rule);
  font-style: normal !important;
}

h2::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 32px;
  height: 1px;
  background: var(--clay);
}

h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 1.4em 0 0.5em;
  letter-spacing: -0.015em;
}

p {
  margin: 0 0 1.1em;
  color: var(--ink);
}

strong {
  color: var(--ink) !important;
  font-weight: 600;
}

em { font-style: italic; }

/* ---------- Links ---------- */
a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--clay);
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
  padding-bottom: 0.5px;
}
a:hover {
  color: var(--clay-deep);
  border-bottom-color: var(--clay-deep);
}

/* ---------- Body content ---------- */
section span[style*="color:#0073e6"] {
  color: var(--ink) !important;
  font-weight: 500;
  font-style: normal !important;
  border-bottom: 1px solid var(--clay);
  padding-bottom: 0.5px;
}

/* lists */
section ul, section ol { margin: 0 0 1.2em; padding-left: 1.4em; }
section ul li, section ol li {
  margin-bottom: 0.5em;
  color: var(--ink);
}
section ul li::marker { color: var(--clay); }

/* details / "Beyond academics" */
section details {
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: 12px;
  padding: 16px 22px;
  margin: 1.2em 0 1.6em;
  transition: border-color 0.2s, background 0.2s;
}
section details[open] {
  background: var(--bg-card);
  border-color: var(--rule);
}
section details summary {
  cursor: pointer;
  font-family: var(--serif);
  font-size: 1.05rem;
  font-style: italic;
  color: var(--ink);
  list-style: none;
  position: relative;
  padding-left: 22px;
  font-weight: 500;
}
section details summary::-webkit-details-marker { display: none; }
section details summary::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--clay);
  transition: transform 0.25s ease;
  font-style: normal;
}
section details[open] summary::before {
  transform: rotate(90deg);
}
section details > *:not(summary) {
  font-size: 0.95rem;
  color: var(--ink-soft);
  margin-top: 12px;
}

/* ---------- Header / Sidebar ---------- */
header {
  width: 280px !important;
  padding-top: 5em !important;
  padding-right: 36px;
  text-align: left !important;
}
header * { text-align: left !important; }
header .social-icons { text-align: left !important; }

header h1 {
  font-family: var(--display);
  font-size: 1.85rem;
  font-weight: 700;
  font-variation-settings: "opsz" 144;
  margin: 1em 0 0.2em;
  color: var(--ink);
  letter-spacing: -0.03em;
  line-height: 1.05;
}

header position {
  display: block;
  font-family: var(--serif) !important;
  font-style: italic;
  font-size: 1rem !important;
  font-weight: 400;
  color: var(--ink-soft);
  margin-bottom: 0.05em;
  letter-spacing: 0;
}

header autocolor {
  font-family: var(--serif);
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--ink-soft) !important;
  letter-spacing: 0;
}

header email {
  font-family: var(--mono) !important;
  font-size: 0.74rem !important;
  color: var(--ink-soft);
  background: transparent;
  padding: 0;
  border: none;
  display: inline-block;
  margin-top: 0.6em;
  border-bottom: 1px solid var(--rule);
  border-radius: 0;
  transition: color 0.2s, border-color 0.2s;
}
header email:hover {
  color: var(--clay);
  border-bottom-color: var(--clay);
}

/* avatar */
.image.avatar {
  display: block !important;
  text-align: left;
  margin: 0 !important;
}
.image.avatar img {
  width: 96px !important;
  height: 96px !important;
  padding: 0 !important;
  border-radius: 50% !important;
  object-fit: cover;
  box-shadow: var(--shadow-card);
  transition: transform 0.4s ease;
}
.image.avatar img:hover {
  transform: scale(1.03);
}
#header .image.avatar { margin: 0 !important; }

/* nav */
header nav.site-nav,
header nav {
  border: none !important;
  border-top: 1px solid var(--rule) !important;
  border-bottom: 1px solid var(--rule) !important;
  padding: 16px 0 !important;
  margin: 1.4em 0 !important;
  display: flex !important;
  flex-direction: column !important;
  align-items: flex-start !important;
  gap: 12px !important;
  font-family: var(--sans) !important;
  font-size: 0.92rem !important;
  letter-spacing: -0.005em !important;
  text-align: left !important;
  text-transform: none !important;
}
header nav.site-nav a,
header nav a {
  color: var(--ink) !important;
  margin: 0 !important;
  border-bottom: none !important;
  background-image: none !important;
  position: relative !important;
  padding-left: 18px !important;
  transition: color 0.2s, padding-left 0.2s !important;
  font-weight: 400 !important;
  text-decoration: none !important;
  text-transform: none !important;
  letter-spacing: -0.005em !important;
  display: inline-block !important;
}
header nav.site-nav a::before,
header nav a::before {
  content: "" !important;
  position: absolute !important;
  left: 0 !important;
  top: 0.7em !important;
  width: 8px !important;
  height: 1px !important;
  background: var(--clay) !important;
  transition: width 0.25s ease !important;
}
header nav.site-nav a:hover,
header nav a:hover {
  color: var(--clay) !important;
  padding-left: 26px !important;
}
header nav.site-nav a:hover::before,
header nav a:hover::before {
  width: 16px !important;
}

/* ---------- Social Icons ---------- */
.social-icons {
  display: flex;
  justify-content: flex-start;
  gap: 14px;
  margin-top: 1.2em;
}
.social-icons a {
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  height: auto !important;
  width: auto !important;
  margin: 0 !important;
  padding: 0 !important;
  color: var(--ink-soft) !important;
  background: transparent !important;
  border: none !important;
  border-bottom: none !important;
  font-size: 1.05rem !important;
  line-height: 1 !important;
  transition: color 0.2s, transform 0.2s;
}
.social-icons a:hover {
  color: var(--clay) !important;
  background: transparent !important;
  transform: translateY(-1px) !important;
  box-shadow: none !important;
}

/* ---------- Section heading ID anchors ---------- */
h2[id] { scroll-margin-top: 2em; }

/* ---------- Experience Timeline ---------- */
.experience-timeline {
  margin: 0.5rem 0 1rem;
  padding: 0;
  position: relative;
}

.exp-item {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 18px 0;
  border-bottom: 1px solid var(--rule);
  transition: padding-left 0.25s ease;
}
.exp-item:last-child { border-bottom: none; }
.exp-item:hover { padding-left: 4px; }

.exp-icon {
  flex-shrink: 0;
  width: 38px;
  height: 38px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--sans);
  font-weight: 700;
  font-size: 1rem;
  color: #fff;
  letter-spacing: -0.01em;
  box-shadow: var(--shadow-card);
  margin-top: 2px;
}
.exp-icon::after { display: none; }

.exp-body { flex: 1; min-width: 0; padding-bottom: 0; border-bottom: none; }

.exp-role {
  font-family: var(--sans);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.015em;
  line-height: 1.3;
}
.exp-type {
  font-family: var(--sans);
  font-style: normal;
  font-weight: 400;
  font-size: 0.85rem;
  color: var(--ink-mute);
}

.exp-org {
  font-family: var(--sans);
  font-size: 0.94rem;
  font-weight: 400;
  color: var(--ink-soft);
  margin-top: 2px;
  line-height: 1.45;
}
.exp-org a {
  color: var(--ink) !important;
  border-bottom: 1px solid var(--clay);
  font-weight: 500;
}
.exp-org a:hover { color: var(--clay) !important; }
.exp-org-sub { color: var(--ink-mute); font-style: normal; }

.exp-meta {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.02em;
  color: var(--ink-mute);
  margin-top: 8px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  text-transform: none;
}
.exp-dot { color: var(--clay); opacity: 0.6; }
.exp-period { color: var(--ink-soft); font-weight: 500; }

.exp-tags {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.exp-tag {
  font-family: var(--sans);
  font-size: 0.72rem;
  letter-spacing: 0;
  text-transform: none;
  color: var(--ink-soft);
  background: var(--clay-tint);
  border: none;
  padding: 3px 10px;
  border-radius: 999px;
  transition: background 0.2s, color 0.2s;
  font-weight: 500;
}
.exp-item:hover .exp-tag {
  background: var(--clay);
  color: #fff;
}

/* ---------- Publications cards ---------- */
.publications { margin-top: 0.5rem !important; }

.publications ol.bibliography { padding: 0; margin: 0; }

.publications ol.bibliography li {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--rule);
  border-radius: 0;
  padding: 22px 0 !important;
  margin-bottom: 0 !important;
  box-shadow: none;
  transition: padding-left 0.25s ease;
  position: relative;
  overflow: visible;
  min-height: auto !important;
}
.publications ol.bibliography li::before { display: none; }
.publications ol.bibliography li:last-child { border-bottom: none; }
.publications ol.bibliography li:hover { padding-left: 6px !important; }

.pub-row { gap: 20px; }

.publications ol.bibliography li .title {
  font-family: var(--sans);
  font-size: 1.08rem;
  font-weight: 600;
  line-height: 1.32;
  color: var(--ink);
  margin-bottom: 0.4em;
  letter-spacing: -0.015em;
}
.publications ol.bibliography li .title a {
  color: var(--ink);
  border-bottom: none;
  background-image: linear-gradient(var(--clay), var(--clay));
  background-size: 0% 1px;
  background-repeat: no-repeat;
  background-position: 0 92%;
  transition: background-size 0.3s ease, color 0.2s;
  padding-bottom: 1px;
}
.publications ol.bibliography li .title a:hover {
  color: var(--clay);
  background-size: 100% 1px;
}

.publications ol.bibliography li .authors {
  font-size: 0.9rem !important;
  color: var(--ink-soft);
  font-family: var(--sans);
  line-height: 1.55;
  letter-spacing: -0.005em;
}
.publications ol.bibliography li .authors strong {
  color: var(--clay-deep) !important;
  font-weight: 600;
}

.publications ol.bibliography li .periodical {
  font-family: var(--serif);
  font-size: 0.95rem !important;
  font-style: italic;
  color: var(--ink-soft);
  margin: 4px 0 8px !important;
}

.publications ol.bibliography li .authors {
  font-family: var(--sans) !important;
  font-size: 0.88rem !important;
  font-weight: 400;
  color: var(--ink-soft);
  line-height: 1.55;
}

/* teaser images */
.publications ol.bibliography li .abbr {
  height: auto !important;
  margin-bottom: 0 !important;
  padding: 0 !important;
}
.publications ol.bibliography li .teaser {
  border-radius: 8px !important;
  height: 96px !important;
  width: 168px !important;
  margin: 4px 0 0 0 !important;
  box-shadow: var(--shadow-card) !important;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.publications ol.bibliography li:hover .teaser {
  transform: scale(1.02);
}

/* badges */
.publications ol.bibliography li .abbr abbr,
.badge {
  background: var(--clay) !important;
  color: #fff !important;
  font-family: var(--mono) !important;
  font-size: 0.62rem !important;
  font-weight: 500 !important;
  letter-spacing: 0.02em !important;
  text-transform: none;
  padding: 3px 8px !important;
  border-radius: 4px !important;
  box-shadow: none !important;
  top: 6px !important;
  left: 6px !important;
}

/* link buttons */
.publications ol.bibliography li .links a.btn {
  font-family: var(--sans) !important;
  font-size: 0.78rem !important;
  font-weight: 500;
  letter-spacing: -0.005em !important;
  text-transform: none;
  color: var(--ink) !important;
  border: 1px solid var(--ink) !important;
  border-radius: 6px !important;
  padding: 5px 12px !important;
  margin-right: 6px;
  background: transparent;
  transition: all 0.18s ease;
  background-image: none !important;
}
.publications ol.bibliography li .links a.btn:hover {
  color: #fff !important;
  background: var(--ink) !important;
  border-color: var(--ink) !important;
  transform: none;
}

@media (prefers-color-scheme: dark) {
  .publications ol.bibliography li .links a.btn {
    color: var(--ink) !important;
    border-color: var(--rule) !important;
    background: var(--bg-card);
  }
  .publications ol.bibliography li .links a.btn:hover {
    background: var(--clay) !important;
    border-color: var(--clay) !important;
    color: #fff !important;
  }
}

/* notes */
.publications ol.bibliography li .links strong i {
  font-family: var(--serif);
  font-style: italic !important;
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--clay-deep) !important;
  letter-spacing: 0;
}

/* blog tags */
.publications ol.bibliography li span.btn {
  font-family: var(--sans) !important;
  font-size: 0.72rem !important;
  letter-spacing: 0 !important;
  text-transform: none;
  background: var(--clay-tint) !important;
  color: var(--ink-soft) !important;
  border: none !important;
  border-radius: 999px !important;
  padding: 3px 10px !important;
  font-weight: 500;
}

/* ---------- HR ---------- */
hr {
  border: 0 !important;
  height: 1px !important;
  background: var(--rule) !important;
  margin: 3em 0 !important;
  position: relative;
}
hr::after { display: none; }

/* ---------- Footer note ---------- */
section p small,
section small {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0;
  color: var(--ink-mute);
  opacity: 1;
}
section p small a { border-bottom: 1px solid var(--rule); }

/* ---------- Page entrance ---------- */
header { animation: fade-in 0.6s ease-out both; }
section { animation: fade-in 0.6s 0.08s ease-out both; }

@keyframes fade-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ---------- Mobile ---------- */
@media print, screen and (max-width: 1100px) {
  header {
    width: auto !important;
    padding-right: 0 !important;
    text-align: left !important;
    padding-top: 3em !important;
  }
  header nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 16px;
  }
  .image.avatar img { width: 88px !important; height: 88px !important; }
  section { padding-top: 2em; }
  .publications ol.bibliography li .teaser { width: 100% !important; height: auto !important; max-height: 140px; }
  .pub-row { flex-direction: column; }
}