:root {
  --bg: #f7f7fb;
  --bg-alt: #ffffff;
  --text: #111827;
  --muted: #6b7280;
  --text-muted: var(--muted); /* alias so var(--text-muted) works */
  --accent: #2563eb;
  --accent-soft: rgba(37, 99, 235, 0.06);
  --border: #e5e7eb;
  --shadow-soft: 0 14px 30px rgba(15, 23, 42, 0.08);
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-pill: 999px;

  /* Hero timeline glow colors */
  --hero-glow-cyan: rgba(56, 189, 248, 0.85);
  --hero-glow-blue: rgba(59, 130, 246, 0.85);
}

/* ===== THEME: DARK MODE VARIANTS (overrides) ===== */
[data-theme="dark"] {
  --bg: #020617;
  --bg-alt: #0b1220;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --text-muted: var(--muted);
  --accent: #60a5fa;
  --accent-soft: rgba(37, 99, 235, 0.15);
  --border: #1f2937;

  /* Slightly stronger glow in dark mode */
  --hero-glow-cyan: rgba(56, 189, 248, 0.95);
  --hero-glow-blue: rgba(96, 165, 250, 0.95);
}

/* ===== DARK MODE SPECIFIC OVERRIDES ===== */
[data-theme="dark"] body {
  background: radial-gradient(circle at top left, #0f172a 0, transparent 55%),
              radial-gradient(circle at bottom right, #111827 0, transparent 55%),
              var(--bg);
  color: var(--text);
}

[data-theme="dark"] .top-nav {
  background: rgba(15, 23, 42, 0.9);
  border-color: rgba(55, 65, 81, 0.9);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7);
}

[data-theme="dark"] .sidebar {
  background: radial-gradient(circle at top left, #020617, #020617);
  border-color: rgba(55, 65, 81, 0.9);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.85);
}

[data-theme="dark"] .card {
  background: rgba(15, 23, 42, 0.96);
  border-color: rgba(55, 65, 81, 0.9);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.8);
}

/* ======================================================
   DARK MODE — hero card lighter background
   ====================================================== */
[data-theme="dark"] .hero-card {
  background: radial-gradient(circle at top left, #162231 0%, #0d1624 60%, #0a1120 100%);
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.8);
}

/* Make title pop slightly more */
[data-theme="dark"] .hero-card .hero-title {
  color: #e9edf5;
}

/* Make subtitle less grey and more readable */
[data-theme="dark"] .hero-card .hero-subtitle {
  color: #cdd8e6;
}

/* Slightly lighten the hero-topline text */
[data-theme="dark"] .hero-card .hero-topline {
  color: #becad8;
}

/* Optional: muted icon tone */
[data-theme="dark"] .hero-card .hero-topline i {
  color: #90caf9;
}

[data-theme="dark"] .footer {
  color: #6b7280;
}

[data-theme="dark"] .footer a {
  color: #9ca3af;
}

[data-theme="dark"] .social-links a {
  background: rgba(15, 23, 42, 0.9);
  border-color: rgba(55, 65, 81, 0.9);
}

/* ================= HERO TIMELINE ================= */

/* ---------- DESKTOP (HORIZONTAL) ---------- */
.hero-timeline-horizontal {
  position: relative;
  margin-top: 1.4rem;
  padding-top: 0.75rem;
  display: flex;
  gap: 1.4rem;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: nowrap;
}

/* ✅ Glow gradient line (matches hero glow) */
.hero-timeline-horizontal::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 1.05rem;
  height: 2px;
  border-radius: 999px;

  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.18) 0%,
    var(--hero-glow-cyan) 25%,
    var(--hero-glow-blue) 75%,
    rgba(255, 255, 255, 0.18) 100%
  );

  opacity: 0.55;
  filter: blur(0px);
}

/* Timeline item */
.hero-timeline-horizontal .timeline-item {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding-top: 0.15rem;
}

/* Dot */
.hero-timeline-horizontal .timeline-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border);
  position: relative;
  z-index: 1;
}

.hero-timeline-horizontal .timeline-dot.active {
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(100, 150, 255, 0.15);
}

/* Text */
.hero-timeline-horizontal .timeline-year {
  font-size: 0.85rem;
  font-weight: 650;
  color: var(--text-muted);
}

.hero-timeline-horizontal .timeline-place {
  font-size: 0.95rem;
  font-weight: 550;
  color: var(--text);
  display: flex;
  align-items: center;
}

/* Icon */
.hero-timeline-horizontal .timeline-place i {
  font-size: 0.85rem;
  margin-right: 6px;
  opacity: 0.9;
  transform: translateY(1px);
  color: var(--text-muted);
}

/* Highlight current */
.hero-timeline-horizontal .timeline-dot.active + .timeline-content .timeline-place i {
  color: var(--accent);
}

/* Show elevator pitch preview on hover */
.hero-card div:hover > .elevator-preview {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

/* ===== Elevator mini screen: small by default, expands on hover ===== */
.elevator-mini{
  position:absolute;
  right:16px;
  bottom:16px;
  z-index:10;

  width:170px;               /* default small */
  aspect-ratio:16/9;

  border-radius:14px;
  overflow:hidden;
  background:#000;
  box-shadow:0 10px 26px rgba(0,0,0,0.22);

  transform-origin: bottom right;
  transition: width 260ms ease, box-shadow 260ms ease, transform 260ms ease;
}

/* Expand on hover */
.elevator-mini:hover{
  width:340px;               /* expanded size */
  box-shadow:0 14px 34px rgba(0,0,0,0.28);
  transform: translateY(-2px);
}

/* Optional: keep it reasonable on small screens */
@media (max-width: 520px){
  .elevator-mini{ width:150px; }
  .elevator-mini:hover{ width:260px; }
}

/* Overlay for click-to-unmute */
.elevator-overlay{
  position:absolute;
  inset:0;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:0.55rem;

  background: linear-gradient(to top, rgba(0,0,0,0.60), rgba(0,0,0,0.18));
  color:#f3f4f6;
  font-weight:800;
  letter-spacing:0.02em;
  cursor:pointer;
  user-select:none;
}



/* ---------- MOBILE (VERTICAL) ---------- */
@media (max-width: 720px) {
  .hero-timeline-horizontal {
    padding-left: 1.2rem;
    padding-top: 0;
    flex-direction: column;
    gap: 0.9rem;
  }

  /* ✅ Vertical glow line (same palette) */
  .hero-timeline-horizontal::before {
    left: 4px;
    right: auto;
    top: 0;
    bottom: 0;
    width: 2px;
    height: auto;

    background: linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.16) 0%,
      var(--hero-glow-cyan) 30%,
      var(--hero-glow-blue) 70%,
      rgba(255, 255, 255, 0.16) 100%
    );

    opacity: 0.55;
  }

  .hero-timeline-horizontal .timeline-item {
    flex-direction: row;
    align-items: flex-start;
    gap: 0.8rem;
  }

  .hero-timeline-horizontal .timeline-dot {
    margin-top: 0.35rem;
  }

  .hero-timeline-horizontal .timeline-content {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
  }
}

/* ✅ CRITICAL FIX:
   hero-card is DARK even in light theme,
   so timeline text/icon must be LIGHT inside hero-card in light mode.
*/
html[data-theme="light"] .hero-card .hero-timeline-horizontal .timeline-year {
  color: rgba(229, 231, 235, 0.86);
}
html[data-theme="light"] .hero-card .hero-timeline-horizontal .timeline-place {
  color: rgba(229, 231, 235, 0.98);
}
html[data-theme="light"] .hero-card .hero-timeline-horizontal .timeline-place i {
  color: rgba(203, 213, 225, 0.92);
}
html[data-theme="light"] .hero-card .hero-timeline-horizontal .timeline-dot {
  background: rgba(229, 231, 235, 0.35);
}
html[data-theme="light"] .hero-card .hero-timeline-horizontal::before {
  opacity: 0.65; /* slightly more visible in light mode */
}

/* Make secondary button darker in dark mode */
[data-theme="dark"] .pill-button.secondary {
  background: rgba(15, 23, 42, 0.8);
  color: var(--muted);
}

/* Prevent the Education timeline dot from affecting the Hero timeline */
.hero-timeline-horizontal .timeline-item::before {
  content: none !important;
}

/* ===== HERO TIMELINE DOT COLORS ===== */

/* Inactive dots: past locations */
.hero-timeline-horizontal .timeline-dot {
  background: rgba(148, 163, 184, 0.55); /* slate-400 like */
}

/* Active dot: current location */
.hero-timeline-horizontal .timeline-dot.active {
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(96, 165, 250, 0.25);
}

/* Dark mode: slightly brighter inactive dots */
html[data-theme="dark"] .hero-timeline-horizontal .timeline-dot {
  background: rgba(203, 213, 225, 0.45); /* light slate */
}

/* Light mode: slightly darker inactive dots */
html[data-theme="light"] .hero-timeline-horizontal .timeline-dot {
  background: rgba(71, 85, 105, 0.35);
}



/* Theme toggle specific style (optional subtle tweak) */
.theme-toggle i {
  font-size: 0.9rem;
}

/* Dark mode: make the hamburger (three lines) light */
[data-theme="dark"] .nav-toggle {
  color: #ffffff;
}
[data-theme="dark"] .nav-toggle i {
  color: #ffffff;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont,
  "Segoe UI", sans-serif;
  background: radial-gradient(circle at top left, #dbeafe 0, transparent 55%),
              radial-gradient(circle at bottom right, #fee2e2 0, transparent 55%),
              var(--bg);
  color: var(--text);
  scroll-behavior: smooth;
}

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

.page {
  max-width: 1120px;
  margin: 32px auto 48px;
  padding: 0 16px;
}

/* =========================
   TOP NAVIGATION
   ========================= */
.top-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(148, 163, 184, 0.4);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.12);
  position: relative;
  z-index: 100;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.nav-logo {
  height: 35px;
  width: 25px;
  margin-right: 4px;
  border-radius: 4px;
  object-fit: contain;
}

.brand-name-link { color: inherit; text-decoration: none; }
.brand-name-link:hover { text-decoration: none; }

.top-nav-links {
  display: flex;
  gap: 18px;
  font-size: 0.9rem;
  align-items: center;
}

.top-nav-links a {
  padding: 4px 0;
  position: relative;
  color: var(--accent);
  font-weight: 500;
  letter-spacing: 0.01em;
}

.top-nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #2563eb, #22c55e);
  border-radius: 999px;
  transition: width 0.2s ease;
}

.top-nav-links a:hover::after { width: 100%; }

.controls {
  display: flex;
  gap: 10px;
  align-items: center;
}

/* Hamburger (mobile) */
.nav-toggle {
  display: none;
  border: none;
  background: transparent;
  font-size: 1.2rem;
  cursor: pointer;
  padding: 4px 8px;
  margin-left: 16px;
  color: #111827;
}

/* =========================
   DROPDOWN (More – click + chevron on desktop)
   ========================= */
.dropdown {
  position: relative;
  display: inline-block;
  padding-bottom: 4px;
}

.dropbtn {
  background: none;
  border: none;
  padding: 4px 0;
  color: var(--accent);
  font-family: inherit;
  font-size: inherit;
  font-weight: 500;
  letter-spacing: 0.01em;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  position: relative;
}

.dropbtn::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #2563eb, #22c55e);
  border-radius: 999px;
  transition: width 0.2s ease;
}

.dropdown.dropdown-open .dropbtn::after { width: 100%; }

.dropbtn i { transition: transform 0.25s ease; }
.dropdown.dropdown-open .dropbtn i { transform: rotate(180deg); }

.dropdown-content {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  background-color: #ffffff;
  min-width: 170px;
  border-radius: 10px;
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.12);
  z-index: 200;
  padding: 6px 0;
}

.dropdown.dropdown-open .dropdown-content { display: block; }

.dropdown-content a {
  color: var(--accent);
  padding: 8px 14px;
  text-decoration: none;
  display: block;
  font-size: 0.9rem;
  position: relative;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.dropdown-content a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #2563eb, #22c55e);
  border-radius: 999px;
  transition: width 0.2s ease;
}

.dropdown-content a:hover::after { width: 100%; }

/* =========================
   BUTTONS
   ========================= */
.pill-button {
  border-radius: var(--radius-pill);
  border: 1px solid var(--border);
  padding: 6px 14px;
  font-size: 0.8rem;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.8);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.pill-button i { font-size: 0.85rem; }

.pill-button.primary {
  background: radial-gradient(circle at top left, #60a5fa 0, #2563eb 45%, #1d4ed8 100%);
  border-color: transparent;
  color: white;
  box-shadow: 0 16px 28px rgba(37, 99, 235, 0.4);
}
.pill-button.primary:hover { filter: brightness(1.08); }

.pill-button.secondary {
  background: rgba(15, 23, 42, 0.04);
  color: var(--muted);
}
.pill-button.secondary:hover { background: rgba(15, 23, 42, 0.08); }

/* =========================
   LAYOUT
   ========================= */
.layout {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 22px;
  align-items: flex-start;
}

/* =========================
   SIDEBAR
   ========================= */
.sidebar {
  background: linear-gradient(
    160deg,
    rgba(255, 255, 255, 0.96),
    rgba(226, 232, 240, 0.95)
  );
  border-radius: var(--radius-xl);
  border: 1px solid rgba(148, 163, 184, 0.4);
  padding: 22px 22px 18px;
  box-shadow: var(--shadow-soft);
  position: sticky;
  top: 16px;
}

.avatar {
  width: 260px;
  height: 260px;
  border-radius: 60px;
  margin-bottom: 34px;
  background: radial-gradient(circle at 30% 20%, #bfdbfe 0, #1d4ed8 38%, #0f172a 76%);
  overflow: hidden;
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.65);
}

.avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ===== Moving + glowing IN JOB MARKET chip under avatar ===== */
.status-chip {
  position: relative;
  bottom: 30px;
  left: 62px;
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background: rgba(255, 25, 45, 0.92);
  color: #ffffff;
  white-space: nowrap;
  animation: slideChip 8s linear infinite, pulseGlow 2.3s ease-in-out infinite;
}

@keyframes slideChip {
  0%   { transform: translateX(120%); }
  100% { transform: translateX(-120%); }
}

@keyframes pulseGlow {
  0% {
    box-shadow: 0 0 8px rgba(255,0,20,0.35),
                0 0 18px rgba(255,0,20,0.30),
                0 0 25px rgba(255,0,20,0.15);
  }
  50% {
    box-shadow: 0 0 22px rgba(255,0,20,0.70),
                0 0 40px rgba(255,0,20,0.55),
                0 0 60px rgba(255,0,20,0.35);
  }
  100% {
    box-shadow: 0 0 8px rgba(255,0,20,0.35),
                0 0 18px rgba(255,0,20,0.30),
                0 0 25px rgba(255,0,20,0.15);
  }
}

.status-chip:hover { animation-play-state: paused; }

.name {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 2px;
}

.title {
  font-size: 0.92rem;
  color: var(--muted);
  margin-bottom: 12px;
}

.affiliation {
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 16px;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}

.tag {
  font-size: 0.75rem;
  padding: 4px 9px;
  border-radius: var(--radius-pill);
  background: rgba(37, 99, 235, 0.07);
  color: #1d4ed8;
}

.sidebar-section {
  border-top: 1px solid rgba(148, 163, 184, 0.3);
  margin-top: 14px;
  padding-top: 12px;
}

.sidebar-section h3 {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted);
  margin: 0 0 8px;
}

/* ==============================
   Research Area transparent block
   ============================== */
.research-area-block {
  margin: 20px 0;
  padding: 6px 0 10px;
  border-radius: var(--radius-xl);
  background: transparent;
  border: none;
  box-shadow: none;
}

.research-area-title {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.research-area-title span { font-weight: 700; }
.research-area-title i { font-size: 0.95rem; color: var(--accent); }

.research-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* ===================================
   Chips — refined gray-ish design
   =================================== */
.chip {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.78rem;
  color: #ffffff !important;
  text-decoration: none;
  font-weight: 500;
  background: linear-gradient(135deg, #6b7280, #4b5563 60%, #374151);
  box-shadow: 0 10px 22px rgba(15, 23, 42, 0.18);
  transition: 0.2s ease;
}

.chip:hover {
  filter: brightness(1.12);
  transform: translateY(-2px);
}

/* ======================================================
   Sidebar "Research Topics" mini-card
   ====================================================== */
.research-mini-card {
  margin: 14px 0 18px;
  padding: 10px 12px 12px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(148, 163, 184, 0.5);
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.06);
}

.research-mini-card-header {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.research-mini-card-header i { font-size: 0.9rem; color: var(--accent); }

.research-mini-card-body {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.research-tag {
  display: block;
  font-size: 0.8rem;
  padding: 5px 9px;
  border-radius: 8px;
  background: rgba(37, 99, 235, 0.06);
  color: #1d4ed8;
  font-weight: 500;
  text-decoration: none;
  transition: 0.25s ease;
}

.research-tag:hover {
  filter: brightness(1.15);
  transform: translateX(2px);
  box-shadow: 0 0 8px rgba(37, 99, 235, 0.25);
}

/* ======================================================
   Dark Mode overrides
   ====================================================== */
[data-theme="dark"] .research-mini-card {
  background: rgba(15, 23, 42, 0.96);
  border-color: rgba(55, 65, 81, 0.9);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.85);
}

[data-theme="dark"] .research-mini-card-header { color: #9ca3af; }
[data-theme="dark"] .research-mini-card-header i { color: #60a5fa; }

[data-theme="dark"] .research-tag {
  background: rgba(37, 99, 235, 0.26);
  color: #dde9ff;
}

[data-theme="dark"] .research-tag:hover {
  filter: brightness(1.25);
  background: rgba(64,130,255,0.33);
}

[data-theme="dark"] .research-area-block {
  background: rgba(15,23,42,0.96);
  border-color: rgba(255,255,255,0.08);
  box-shadow: 0 10px 30px rgba(0,0,0,0.85);
}

[data-theme="dark"] .research-area-title { color: #cfd8e3; }

[data-theme="dark"] .chip {
  background: linear-gradient(135deg, #9ca3af, #4b5563 60%, #374151);
  color: #f3f4f6 !important;
  box-shadow: 0 12px 32px rgba(0,0,0,0.6);
}

[data-theme="dark"] .chip:hover { filter: brightness(1.2); }

.info-list {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.85rem;
  color: var(--muted);
}

.info-list li {
  margin-bottom: 6px;
  display: flex;
  gap: 8px;
  align-items: baseline;
}

.info-list li i {
  width: 14px;
  text-align: center;
  font-size: 0.8rem;
  opacity: 0.7;
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.9rem;
}

.social-links a {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 1px solid rgba(148, 163, 184, 0.5);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
  background: rgba(255, 255, 255, 0.55);
}

/* =========================
   MAIN CONTENT
   ========================= */
.main {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

/* Hero card */
.hero-card {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.96), #1e293b);
  border-radius: var(--radius-xl);
  padding: 22px 22px 18px;
  color: #e5e7eb;
  box-shadow: var(--shadow-soft);
  position: relative;
  overflow: hidden;
}

.hero-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at top right, rgba(56, 189, 248, 0.2), transparent 60%),
    radial-gradient(circle at bottom left, rgba(59, 130, 246, 0.18), transparent 55%);
  opacity: 0.9;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
}

.hero-topline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(148, 163, 184, 0.7);
  margin-bottom: 10px;
}

.hero-topline i { color: #facc15; }

.hero-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.hero-subtitle {
  font-size: 0.98rem;
  color: #cbd5f5;
  max-width: 620px;
  margin-bottom: 12px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 8px;
}

.hero-actions .pill-button {
  font-size: 0.85rem;
  padding: 7px 16px;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 0.8rem;
  color: #9ca3af;
  margin-top: 10px;
}

.hero-meta strong {
  color: #e5e7eb;
  font-weight: 500;
}

.hero-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* Generic cards */
.card {
  background: rgba(255, 255, 255, 0.9);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(148, 163, 184, 0.4);
  padding: 18px 20px 14px;
  box-shadow: var(--shadow-soft);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 8px;
}

.card-title {
  font-size: 1rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.card-title i { font-size: 0.95rem; color: var(--accent); }

.card-subtitle { font-size: 0.82rem; color: var(--muted); }

.pill-label {
  font-size: 0.7rem;
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  background: var(--accent-soft);
  border: 1px solid rgba(37, 99, 235, 0.35);
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.card-body {
  font-size: 0.9rem;
  color: var(--text);
}

/* ===== HOME CARDS ROW: QUICK ACCESS + UPCOMING EVENTS ===== */
.home-cards {
  display: grid;
  grid-template-columns: minmax(0, 2.6fr) minmax(0, 1.3fr);
  gap: 1.5rem;
  margin-top: 1.5rem;
  align-items: flex-start;
}

.events-card .card-body { padding-top: 0.75rem; }

.events-ticker {
  position: relative;
  height: 220px;
  overflow: hidden;
  padding: 0.25rem 0;
}

.events-track {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  animation: events-scroll-up 10s linear infinite;
}

.events-ticker:hover .events-track { animation-play-state: paused; }

.event-item {
  padding: 0.6rem 0.75rem;
  border-radius: 0.75rem;
  background: var(--card-bg, rgba(15, 23, 42, 0.02));
  border: 1px solid var(--border-subtle, rgba(15, 23, 42, 0.06));
  box-shadow: var(--shadow-soft, 0 4px 10px rgba(15, 23, 42, 0.06));
  position: relative;
}

[data-theme="dark"] .event-item {
  background: var(--card-bg-dark, rgba(15, 23, 42, 0.6));
  border-color: var(--border-subtle-dark, rgba(148, 163, 184, 0.4));
}

.event-date {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  opacity: 0.8;
  margin-bottom: 0.12rem;
}

.event-title {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.15rem;
}

.event-location { font-size: 0.8rem; opacity: 0.85; }

@keyframes events-scroll-up {
  0% { transform: translateY(100%); }
  100% { transform: translateY(-100%); }
}

@media (max-width: 900px) {
  .home-cards { grid-template-columns: minmax(0, 1fr); }
  .events-ticker { height: 210px; }
}

/* ========== NEW BADGE (Glowing Tag) ========== */
.new-badge {
  position: absolute;
  top: -6px;
  right: -6px;
  background: linear-gradient(135deg, #ff4d4d, #ff9966);
  color: white;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  letter-spacing: 0.05em;
  box-shadow: 0 0 8px rgba(255, 80, 80, 0.8), 0 0 12px rgba(255, 120, 80, 0.5);
  animation: glowPulse 1.6s ease-in-out infinite alternate;
  pointer-events: none;
  z-index: 3;
}

@keyframes glowPulse {
  0% { transform: scale(1); }
  100% { transform: scale(1.05); }
}

.two-col {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 18px;
  margin-top: 10px;
}

.list-unstyled { list-style: none; padding-left: 0; }
.list-tight li { margin-bottom: 6px; }

/* Timeline (education list) */
.timeline {
  list-style: none;
  padding-left: 0;
  margin: 0;
  border-left: 1px solid var(--border);
}

.timeline-item {
  margin-left: 12px;
  padding-left: 12px;
  padding-bottom: 10px;
  position: relative;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 4px;
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #ffffff;
  border: 2px solid var(--accent);
}

.timeline-title { font-size: 0.9rem; font-weight: 500; }
.timeline-meta { font-size: 0.8rem; color: var(--muted); margin-top: 1px; }

/* Publications / Teaching lists */
.pub-list, .teaching-list {
  list-style: none;
  padding-left: 0;
  margin: 0;
  font-size: 0.9rem;
}

.pub-item, .teaching-item {
  margin-bottom: 8px;
  padding-bottom: 6px;
  border-bottom: 1px dashed rgba(148, 163, 184, 0.4);
}

.pub-item:last-child, .teaching-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.pub-title { font-weight: 500; }
.pub-meta { font-size: 0.8rem; color: var(--muted); }
.pub-links { font-size: 0.6rem; margin-top: 2px; }
.pub-links a { margin-right: 10px; }

/* Small spacing between publication title and authors */
.pub-item .pub-title {
  margin-bottom: 4px;
}

/* Highlight publication titles */
.pub-item .pub-title {
  display: inline-block;
  font-weight: 650;
  padding: 2px 6px;
  margin-bottom: 6px;
  border-radius: 6px;
  background: rgba(37, 99, 235, 0.06);
  color: var(--text);
}

/* Dark mode */
[data-theme="dark"] .pub-item .pub-title {
  background: rgba(96, 165, 250, 0.16);
  color: #e5e7eb;
}



/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.76rem;
  padding: 3px 9px;
  border-radius: var(--radius-pill);
  background: rgba(15, 23, 42, 0.03);
  border: 1px dashed rgba(148, 163, 184, 0.7);
  color: var(--muted);
}

.badge i { font-size: 0.75rem; }

/* Footer */
.footer {
  margin-top: 24px;
  font-size: 0.78rem;
  text-align: center;
  color: var(--muted);
}

.footer a {
  color: var(--muted);
  text-decoration: underline;
  text-decoration-style: dotted;
}

/* =========================
   RESPONSIVE
   ========================= */
@media (max-width: 880px) {
  .layout { grid-template-columns: minmax(0, 1fr); }
  .sidebar { position: static; }
}

@media (max-width: 640px) {
  .top-nav {
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
  }

  .nav-toggle { display: block; }

  .controls {
    display: flex;
    gap: 8px;
    margin-left: auto;
  }

  .controls .cv-button { display: inline-flex; }
  .controls .theme-toggle { display: inline-flex; }

  @media (max-width: 640px) {
  .controls .cv-button {
    display: inline-flex;        /* show CV */
  }

  .controls {
    gap: 6px;                    /* tighten spacing */
  }
  }


  .top-nav-links {
    display: none;
    flex-direction: column;
    width: 100%;
    margin-top: 6px;
    gap: 10px;
    align-items: flex-start;
  }

  .top-nav-links a { padding: 6px 0; }
  .top-nav-links.open { display: flex; }

  .dropdown { width: 100%; padding-bottom: 0; }
  .dropbtn { display: none; }

  .dropdown-content {
    position: static;
    display: flex !important;
    flex-direction: column;
    box-shadow: none;
    border-radius: 0;
    padding: 0;
    min-width: 100%;
    background-color: transparent;
  }

  .dropdown-content a { padding: 6px 0; }

  .page { margin-top: 18px; }
  .hero-title { font-size: 1.3rem; }

  .two-col { grid-template-columns: minmax(0, 1fr); }

  .sidebar, .card, .hero-card { padding: 18px 16px 14px; }
}

/* Soft white highlight (light mode) */
.highlight {
  font-weight: 700;
  color: #1f2937;
  background: rgba(255, 255, 255, 0.7);
  padding: 2px 6px;
  border-radius: 4px;
}

/* Dark mode uses colored highlight for visibility */
[data-theme="dark"] .highlight {
  color: #6ee7b7;
  background: rgba(255, 255, 255, 0.12);
}

.highlighturl {
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
  text-decoration: none;
  color: #1f2937;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(209, 213, 219, 0.6);
}

/* Fade-in quote */
.fade-in-quote {
  opacity: 1;
  transform: translateY(0);
  animation: fadeInUp 1.1s ease-out both;
  animation-delay: 0.35s;
}

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

@media (prefers-reduced-motion: reduce) {
  .fade-in-quote { animation: none; opacity: 1; transform: none; }
}

/* Quote chip light mode */
[data-theme="light"] .fade-in-quote { color: #111827; }
[data-theme="light"] .fade-in-quote .quote-chip-label {
  background: rgba(15, 23, 42, 0.06);
  color: #111827;
}
[data-theme="light"] .fade-in-quote .quote-chip-box {
  background: rgba(15, 23, 42, 0.04);
  color: #111827;
}

/* Quote chip dark mode */
[data-theme="dark"] .fade-in-quote .quote-chip-label {
  background: rgba(255, 255, 255, 0.12);
  color: #e5e7eb;
}
[data-theme="dark"] .fade-in-quote .quote-chip-box {
  background: rgba(255, 255, 255, 0.08);
  color: #e5e7eb;
}

/* Twemoji emoji sizing (fallback) */
img.emoji {
  width: 1em !important;
  height: 1em !important;
  max-width: 1em !important;
  max-height: 1em !important;
  vertical-align: -0.15em !important;
  margin: 0 0.1em !important;
  display: inline-block !important;
}


/* ===== Advisor & Math Siblings block ===== */
.academic-family{
  display:grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1.95fr);
  gap: 14px;
  align-items: start;
}

.advisor-chip,
.siblings-chip{
  border: 1px solid rgba(148, 163, 184, 0.35);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.72);
  padding: 12px 12px;
}

[data-theme="dark"] .advisor-chip,
[data-theme="dark"] .siblings-chip{
  background: rgba(15, 23, 42, 0.55);
  border-color: rgba(148, 163, 184, 0.22);
}

.advisor-top{
  display:flex;
  gap: 12px;
  align-items:center;
}

/* Advisor photo – refined sizing */
.advisor-photo {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  object-fit: cover;
  border: 1px solid rgba(148, 163, 184, 0.35);
}

/* Slightly larger on mobile for touch friendliness */
@media (max-width: 900px) {
  .advisor-photo {
    width: 60px;
    height: 60px;
  }
}


.advisor-role{
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin-bottom: 2px;
}

.advisor-name{
  display:inline-block;
  font-size: 1.02rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--text);
}

[data-theme="dark"] .advisor-name{ color: #e9edf5; }

.advisor-meta{
  font-size: 0.84rem;
  color: var(--muted);
  margin-top: 2px;
}

.siblings-title{
  display:flex;
  align-items:center;
  gap: 8px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text);
}

.siblings-title i{
  color: var(--accent);
}

.siblings-grid{
  display:grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

@media (min-width: 980px){
  .siblings-grid{ grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

.sib{
  display:flex;
  align-items:center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 14px;
  text-decoration:none;
  border: 1px solid rgba(148, 163, 184, 0.28);
  background: rgba(15, 23, 42, 0.02);
}

[data-theme="dark"] .sib{
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(148, 163, 184, 0.18);
}

.sib:hover{
  transform: translateY(-1px);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08);
}

.sib-photo{
  width: 42px;
  height: 42px;
  border-radius: 999px;
  object-fit: cover;
  flex: 0 0 auto;
  border: 1px solid rgba(148, 163, 184, 0.35);
}

.sib-fallback{
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight: 800;
  font-size: 0.82rem;
  color: rgba(15, 23, 42, 0.75);
  background: rgba(148, 163, 184, 0.25);
}

[data-theme="dark"] .sib-fallback{
  color: rgba(229, 231, 235, 0.9);
  background: rgba(148, 163, 184, 0.18);
}

.sib-name{
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.2;
}

[data-theme="dark"] .sib-name{ color: #e5e7eb; }

/* Responsive: stack advisor above siblings */
@media (max-width: 900px){
  .academic-family{
    grid-template-columns: minmax(0, 1fr);
  }
}


/* Divider inside a card */
.soft-divider{
  border: 0;
  height: 1px;
  margin: 14px 0;
  background: rgba(148, 163, 184, 0.35);
}
[data-theme="dark"] .soft-divider{
  background: rgba(148, 163, 184, 0.18);
}

/* Use the SAME two-col grid, but allow our chips to look like chips */
.academic-family .advisor-chip,
.academic-family .siblings-chip{
  border: 1px solid rgba(148, 163, 184, 0.35);
  border-radius: 16px;
  background: rgba(255,255,255,0.62);
  padding: 12px;
}

[data-theme="dark"] .academic-family .advisor-chip,
[data-theme="dark"] .academic-family .siblings-chip{
  background: rgba(15, 23, 42, 0.42);
  border-color: rgba(148, 163, 184, 0.18);
}

/* Smaller advisor photo on desktop */
.advisor-photo{
  width: 52px;
  height: 52px;
  border-radius: 14px;
  object-fit: cover;
  border: 1px solid rgba(148, 163, 184, 0.35);
}

/* Siblings grid */
.siblings-grid{
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
@media (min-width: 980px){
  .siblings-grid{ grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* Initial circles for ALL siblings */
.sib-photo.sib-fallback{
  width: 42px;
  height: 42px;
  border-radius: 999px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight: 800;
  font-size: 0.82rem;
  letter-spacing: 0.03em;
  color: rgba(15, 23, 42, 0.78);
  background: linear-gradient(135deg, rgba(148,163,184,0.35), rgba(203,213,225,0.55));
  border: 1px solid rgba(148, 163, 184, 0.45);
}
[data-theme="dark"] .sib-photo.sib-fallback{
  color: rgba(229,231,235,0.95);
  background: linear-gradient(135deg, rgba(148,163,184,0.18), rgba(203,213,225,0.12));
  border-color: rgba(148,163,184,0.22);
}

/* =========================
   Research card: split headings + spacing
   ========================= */
.card-body h3 {
  margin: 0 0 10px;
  font-size: 0.82rem;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

/* subtle underline accent under section headings */
.card-body h3::after {
  content: "";
  display: inline-block;
  height: 2px;
  width: 34px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(37,99,235,0.55), rgba(34,197,94,0.55));
  opacity: 0.65;
  transform: translateY(1px);
}

/* Make paragraphs slightly tighter in that research split */
#research .card-body p {
  margin: 0 0 10px;
  line-height: 1.55;
}

/* Keep the last paragraph from adding extra space */
#research .card-body p:last-child {
  margin-bottom: 0;
}

/* Make the left bullet list feel cleaner */
#research .list-tight li {
  margin-bottom: 8px;
}

/* Right-side timeline: slightly softer line + dot in light mode */
#research .timeline {
  border-left: 1px solid rgba(148, 163, 184, 0.45);
}
#research .timeline-item::before {
  background: rgba(255, 255, 255, 0.92);
  border-color: rgba(37, 99, 235, 0.85);
}

/* Dark mode: ensure heading is readable, underline a bit brighter */
[data-theme="dark"] .card-body h3 {
  color: rgba(203, 213, 225, 0.9);
}
[data-theme="dark"] .card-body h3::after {
  opacity: 0.85;
}

/* Optional: make the "Full Research Page" button sit nicely */
#research .pill-button.secondary {
  margin-top: 6px;
}

/* Padded mini-card for research interests */
.research-interest-box{
  margin-top: 6px;
  padding: 12px 12px 12px;
  border-radius: 16px;
  background: rgba(15, 23, 42, 0.02);
  border: 1px solid rgba(148, 163, 184, 0.35);
}

.research-interest-head{
  display: flex;
  align-items: center;
  justify-content: flex-start;
  margin-bottom: 4px;
}

/* Dark mode */
[data-theme="dark"] .research-interest-box{
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(148, 163, 184, 0.18);
}


/* =========================
   Publication status tags
   ========================= */
.pub-status {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-left: 6px;
}

/* Individual states */
.pub-preprint {
  background: rgba(59, 130, 246, 0.12);
  color: #2563eb;
  border: 1px solid rgba(59, 130, 246, 0.35);
}

.pub-submitted {
  background: rgba(234, 179, 8, 0.14);
  color: #92400e;
  border: 1px solid rgba(234, 179, 8, 0.45);
}

.pub-accepted {
  background: rgba(34, 197, 94, 0.16);
  color: #065f46;
  border: 1px solid rgba(34, 197, 94, 0.45);
}

.pub-published {
  background: rgba(147, 51, 234, 0.14);
  color: #6b21a8;
  border: 1px solid rgba(147, 51, 234, 0.45);
}

/* Dark mode */
[data-theme="dark"] .pub-preprint {
  background: rgba(96, 165, 250, 0.18);
  color: #bfdbfe;
}
[data-theme="dark"] .pub-submitted {
  background: rgba(253, 224, 71, 0.18);
  color: #fde68a;
}
[data-theme="dark"] .pub-accepted {
  background: rgba(74, 222, 128, 0.22);
  color: #bbf7d0;
}
[data-theme="dark"] .pub-published {
  background: rgba(192, 132, 252, 0.22);
  color: #e9d5ff;
}

/* =========================
   Preprints: author/year tracker + search
   ========================= */
.pub-controls{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin: 8px 0 14px;
}

.year-tracker{
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.year-pill{
  border: 1px solid rgba(148, 163, 184, 0.45);
  background: rgba(255,255,255,0.65);
  color: var(--text);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 650;
  cursor: pointer;
  transition: 0.18s ease;
}

.year-pill:hover{ transform: translateY(-1px); }

.year-pill.active{
  background: var(--accent-soft);
  border-color: rgba(37, 99, 235, 0.45);
  color: var(--accent);
}

[data-theme="dark"] .year-pill{
  background: rgba(255,255,255,0.06);
  border-color: rgba(148, 163, 184, 0.22);
  color: #e5e7eb;
}

[data-theme="dark"] .year-pill.active{
  background: rgba(96,165,250,0.18);
  border-color: rgba(96,165,250,0.35);
  color: #bfdbfe;
}

.author-counter {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  background: var(--accent-soft);
  border: 1px solid rgba(37, 99, 235, 0.35);
  color: var(--accent);
  white-space: nowrap;
}

.author-counter i {
  font-size: 0.75rem;
}


/* Search box */
.pub-search{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.45);
  background: rgba(255,255,255,0.65);
  min-width: 260px;
}

.pub-search i{
  font-size: 0.85rem;
  opacity: 0.75;
  color: var(--muted);
}

.pub-search input{
  border: none;
  outline: none;
  background: transparent;
  width: 100%;
  font-size: 0.85rem;
  color: var(--text);
}

.clear-search{
  border: none;
  background: transparent;
  cursor: pointer;
  font-size: 1.1rem;
  line-height: 1;
  padding: 0 6px;
  color: var(--muted);
  opacity: 0.8;
}

.clear-search:hover{ opacity: 1; }

[data-theme="dark"] .pub-search{
  background: rgba(255,255,255,0.06);
  border-color: rgba(148, 163, 184, 0.22);
}

.pub-year-head{ margin: 6px 0 10px; }

.pub-divider{ margin: 14px 0; }

@media (max-width: 640px){
  .pub-search{ min-width: 100%; }
}

/* Header right: search + pill on same line */
.preprints-head-right{
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

/* Compact search for header */
.pub-search-compact{
  min-width: 280px;
  padding: 6px 10px;
}

/* Put year tracker on the RIGHT */
.pub-controls-right{
  display: flex;
  justify-content: flex-end;
  margin: 4px 0 12px;
}

/* Padded individual works (mini-card look) */
.pub-item-card{
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid rgba(148, 163, 184, 0.28);
  background: rgba(15, 23, 42, 0.02);
}

[data-theme="dark"] .pub-item-card{
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(148, 163, 184, 0.18);
}

/* Author links */
.author-link{
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
}

.author-link:hover{
  text-decoration: underline;
  text-decoration-style: dotted;
}

/* Dark mode author links */
[data-theme="dark"] .author-link{
  color: #e5e7eb;
}

/* Mobile: keep header clean */
@media (max-width: 640px){
  .preprints-head-right{
    width: 100%;
    flex-wrap: wrap;
    justify-content: flex-start;
  }
  .pub-search-compact{
    min-width: 100%;
  }
}

/* Screen-reader only label */
.sr-only{
  position:absolute;
  width:1px; height:1px;
  padding:0; margin:-1px;
  overflow:hidden;
  clip:rect(0,0,0,0);
  white-space:nowrap;
  border:0;
}

/* Year dropdown */
.year-filter{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.45);
  background: rgba(255,255,255,0.65);
}

.year-filter i{
  color: var(--muted);
  opacity: 0.85;
}

.year-filter select{
  border: none;
  outline: none;
  background: transparent;
  color: var(--text);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
}

[data-theme="dark"] .year-filter{
  background: rgba(255,255,255,0.06);
  border-color: rgba(148, 163, 184, 0.22);
}

/* =========================
   arXiv pill button
   ========================= */
.arxiv-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  font-size: 0.75rem;
  font-weight: 650;
  border-radius: 999px;
  text-decoration: none;
  color: #2563eb;
  background: rgba(37, 99, 235, 0.10);
  border: 1px solid rgba(37, 99, 235, 0.35);
  transition: all 0.2s ease;
}

.arxiv-pill i {
  font-size: 0.85rem;
}

.arxiv-pill:hover {
  background: rgba(37, 99, 235, 0.18);
  transform: translateY(-1px);
  box-shadow: 0 6px 14px rgba(37, 99, 235, 0.25);
  text-decoration: none;
}

/* Dark mode */
[data-theme="dark"] .arxiv-pill {
  color: #bfdbfe;
  background: rgba(96, 165, 250, 0.18);
  border-color: rgba(96, 165, 250, 0.35);
}

[data-theme="dark"] .arxiv-pill:hover {
  background: rgba(96, 165, 250, 0.28);
}

/* =========================
   Publication link pills (arXiv / PDF / DOI / Journal / Status)
   ========================= */
.pub-links{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 6px;
}

/* Base pill (links) */
.pill-link{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-decoration: none;
  border: 1px solid rgba(148, 163, 184, 0.40);
  background: rgba(255, 255, 255, 0.65);
  color: var(--text);
  transition: 0.18s ease;
}

.pill-link i{
  font-size: 0.85rem;
  opacity: 0.9;
}

.pill-link:hover{
  transform: translateY(-1px);
  text-decoration: none;
  box-shadow: 0 10px 22px rgba(15, 23, 42, 0.10);
}

/* Non-link pills (status/journal) */
.pill-meta{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.02em;
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: rgba(15, 23, 42, 0.03);
  color: var(--muted);
}

.pill-meta i{ font-size: 0.82rem; opacity: 0.85; }

/* --- Specific link flavors --- */
.pill-arxiv{
  border-color: rgba(37, 99, 235, 0.35);
  background: rgba(37, 99, 235, 0.10);
  color: #2563eb;
}
.pill-arxiv:hover{ background: rgba(37, 99, 235, 0.16); }

.pill-pdf{
  border-color: rgba(220, 38, 38, 0.35);
  background: rgba(220, 38, 38, 0.10);
  color: #b91c1c;
}
.pill-pdf:hover{ background: rgba(220, 38, 38, 0.16); }

.pill-doi{
  border-color: rgba(16, 185, 129, 0.35);
  background: rgba(16, 185, 129, 0.10);
  color: #047857;
}
.pill-doi:hover{ background: rgba(16, 185, 129, 0.16); }

/* --- Journal pill --- */
.pill-journal{
  border-color: rgba(147, 51, 234, 0.28);
  background: rgba(147, 51, 234, 0.10);
  color: #6b21a8;
}

/* --- Status pills --- */
.pill-status.submitted{
  border-color: rgba(234, 179, 8, 0.45);
  background: rgba(234, 179, 8, 0.14);
  color: #92400e;
}

.pill-status.accepted{
  border-color: rgba(34, 197, 94, 0.45);
  background: rgba(34, 197, 94, 0.16);
  color: #065f46;
}

.pill-status.published{
  border-color: rgba(59, 130, 246, 0.40);
  background: rgba(59, 130, 246, 0.12);
  color: #1d4ed8;
}

/* =========================
   Dark mode tweaks
   ========================= */
[data-theme="dark"] .pill-link{
  background: rgba(255,255,255,0.06);
  border-color: rgba(148, 163, 184, 0.22);
  color: #e5e7eb;
}

[data-theme="dark"] .pill-link:hover{
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.45);
}

[data-theme="dark"] .pill-meta{
  background: rgba(255,255,255,0.05);
  border-color: rgba(148, 163, 184, 0.18);
  color: #cbd5e1;
}

/* Dark mode flavors */
[data-theme="dark"] .pill-arxiv{
  background: rgba(96,165,250,0.18);
  border-color: rgba(96,165,250,0.35);
  color: #bfdbfe;
}

[data-theme="dark"] .pill-pdf{
  background: rgba(248,113,113,0.18);
  border-color: rgba(248,113,113,0.32);
  color: #fecaca;
}

[data-theme="dark"] .pill-doi{
  background: rgba(52,211,153,0.16);
  border-color: rgba(52,211,153,0.30);
  color: #bbf7d0;
}

[data-theme="dark"] .pill-journal{
  background: rgba(192,132,252,0.18);
  border-color: rgba(192,132,252,0.28);
  color: #e9d5ff;
}

[data-theme="dark"] .pill-status.submitted{
  background: rgba(253,224,71,0.16);
  border-color: rgba(253,224,71,0.28);
  color: #fde68a;
}

[data-theme="dark"] .pill-status.accepted{
  background: rgba(74,222,128,0.18);
  border-color: rgba(74,222,128,0.30);
  color: #bbf7d0;
}

/* =========================
   Dark mode: improve search bar visibility
   ========================= */
[data-theme="dark"] .pub-search {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(148, 163, 184, 0.35);
}

[data-theme="dark"] .pub-search input {
  color: #e5e7eb;
}

[data-theme="dark"] .pub-search input::placeholder {
  color: rgba(203, 213, 225, 0.75);
}

[data-theme="dark"] .pub-search i {
  color: #bfdbfe;
  opacity: 0.9;
}

[data-theme="dark"] .clear-search {
  color: #cbd5e1;
}

[data-theme="dark"] .pill-status.published{
  background: rgba(96,165,250,0.16);
  border-color: rgba(96,165,250,0.30);
  color: #bfdbfe;
}


/* =========================================================
   TEACHING PAGE — FINAL CONSOLIDATED CSS (REPLACEMENT)
   Matches the latest Teaching HTML (Tulane PI + TA + Mentoring)
   ========================================================= */

/* ---------- Toolbar (Search + Sort) ---------- */
.teaching-toolbar{
  display:flex;
  gap:12px;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  margin-bottom:14px;
}

.teaching-toolbar-right{
  display:flex;
  gap:10px;
  align-items:center;
  flex-wrap:wrap;
}

.teaching-search{
  display:flex;
  align-items:center;
  gap:8px;
  border:1px solid var(--border, rgba(0,0,0,.12));
  background: var(--card, rgba(255,255,255,.9));
  border-radius:999px;
  padding:8px 12px;
  min-width:260px;
}
html[data-theme="dark"] .teaching-search{
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.14);
}
.teaching-search input{
  border:none;
  outline:none;
  background:transparent;
  width:100%;
  font:inherit;
  color:inherit;
}

/* ========= Prominent University Header — Tulane themed ========= */
.uni-header.prominent{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:16px 18px 20px;
  margin:6px 0 18px;
  border-radius:16px;

  /* Tulane green + gold (light mode) */
  background:
    linear-gradient(135deg,
      rgba(0, 84, 44, 0.10),   /* Tulane green */
      rgba(198, 146, 20, 0.10) /* Tulane gold */
    );

  border:1px solid rgba(0, 84, 44, 0.25);
}

/* Extended underline */
.uni-header.prominent::after{
  content:"";
  position:absolute;
  left:18px;
  bottom:8px;
  width:60%;
  height:3px;
  border-radius:999px;
  background: rgba(0, 84, 44, 0.45);
}

/* ========= Dark mode ========= */
html[data-theme="dark"] .uni-header.prominent{
  background:
    linear-gradient(135deg,
      rgba(0, 84, 44, 0.35),
      rgba(198, 146, 20, 0.25)
    );

  border-color: rgba(198, 146, 20, 0.45);
}

html[data-theme="dark"] .uni-header.prominent::after{
  background: rgba(198, 146, 20, 0.75);
}


/* Left side */
.uni-header-left{
  display:flex;
  align-items:center;
  gap:14px;
}

.uni-header-left i{
  font-size:1.6rem;
  opacity:.85;
}

.uni-header .uni-title{
  margin:0;
  font-size:1.15rem;
  font-weight:800;
  letter-spacing:.2px;
}

.uni-header .uni-subtitle{
  font-size:.9rem;
  opacity:.75;
  margin-top:2px;
}

/* Right-side logo */
.uni-header-logo{
  display:flex;
  align-items:center;
}

.uni-header-logo img{
  height:48px;
  max-width:160px;
  object-fit:contain;
  opacity:.9;
}

/* Dark mode logo tuning */
html[data-theme="dark"] .uni-header-logo img{
  opacity:.95;
}

/* Responsive: stack logo below on very small screens */
@media (max-width: 600px){
  .uni-header.prominent{
    flex-direction:column;
    align-items:flex-start;
    gap:10px;
  }

  .uni-header.prominent::after{
    width:85%;
  }

  .uni-header-logo img{
    height:32px;
  }
}

/* ========= Underline entrance animation ========= */
@keyframes underline-grow{
  from{ width:0; opacity:0; }
  to{ width:60%; opacity:1; }
}

.uni-header.prominent::after{
  animation: underline-grow 0.6s ease-out;
}

/* =========================================================
   MENTORING — FINAL CSS (Neutral + prominent, non-Tulane)
   Uses icon: fa-hands-helping
   ========================================================= */

/* Prominent header (neutral academic tone) */
.scroll-card-head.mentoring-head.prominent{
  position:relative;
  padding:16px 18px 20px;
  border-radius:16px;
  margin:0;

  background:
    linear-gradient(135deg,
      rgba(60, 72, 88, 0.08),
      rgba(60, 72, 88, 0.02)
    );

  border-bottom:1px solid rgba(60, 72, 88, 0.20);
}

/* Dark mode */
html[data-theme="dark"] .scroll-card-head.mentoring-head.prominent{
  background:
    linear-gradient(135deg,
      rgba(140, 160, 180, 0.20),
      rgba(140, 160, 180, 0.10)
    );
  border-bottom-color: rgba(200, 210, 220, 0.25);
}

/* Underline */
.scroll-card-head.mentoring-head.prominent::after{
  content:"";
  position:absolute;
  left:18px;
  bottom:10px;
  width:45%;
  height:2px;
  border-radius:999px;
  background: rgba(60, 72, 88, 0.45);
}

html[data-theme="dark"] .scroll-card-head.mentoring-head.prominent::after{
  background: rgba(200, 210, 220, 0.65);
}

/* Layout within mentoring header */
.mentoring-head-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}

.mentoring-head-left{
  display:flex;
  align-items:flex-start;
  gap:14px;
}

/* Icon (fa-hands-helping) */
.mentoring-head-left > i{
  font-size:1.45rem;
  opacity:.9;
  margin-top:2px;
  color: rgba(60, 72, 88, 0.85);
}

html[data-theme="dark"] .mentoring-head-left > i{
  color: rgba(200, 210, 220, 0.85);
}

/* Ensure a clean divider between header and scroll body */
#mentoring .scroll-card-body{
  border-top:1px solid rgba(0,0,0,.08);
}

html[data-theme="dark"] #mentoring .scroll-card-body{
  border-top-color: rgba(255,255,255,.10);
}

/* Mobile */
@media (max-width: 600px){
  .scroll-card-head.mentoring-head.prominent::after{
    width:75%;
  }
}




.uni-subtitle{
  opacity:.75;
  font-size:.9rem;
  margin-top:2px;
}

.role-block{ margin-top:14px; }
.role-title{
  margin:0 0 10px;
  font-size:1rem;
  display:flex;
  gap:10px;
  align-items:center;
}

/* ---------- OSU-style list items (details/summary) ---------- */
.teaching-list-osu{
  display:flex;
  flex-direction:column;
  gap:10px;
}

.teach-item{
  border:1px solid var(--border, rgba(0,0,0,.12));
  border-radius:14px;
  background: var(--card, rgba(255,255,255,.92));
  overflow:hidden;
}
html[data-theme="dark"] .teach-item{
  background: rgba(255,255,255,.05);
  border-color: rgba(255,255,255,.14);
}

.teach-summary{
  list-style:none;
  display:flex;
  gap:12px;
  align-items:flex-start;
  justify-content:space-between;
  padding:12px 14px;
  cursor:pointer;
}
.teach-summary::-webkit-details-marker{ display:none; }

.teach-main{ min-width:0; }

.teach-course{
  font-weight:800;
}

.teach-meta{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  margin-top:6px;
}

/* Pills */
.meta-pill{
  font-size:.78rem;
  padding:3px 10px;
  border-radius:999px;
  border:1px solid rgba(0,0,0,.12);
  background: rgba(0,0,0,.03);
}
html[data-theme="dark"] .meta-pill{
  border-color: rgba(255,255,255,.16);
  background: rgba(255,255,255,.06);
}

.meta-role{ font-weight:700; }

/* ========= Course Coordinator pill — Tulane gold ========= */
.meta-coord{
  position:relative;
  font-weight:800;
  letter-spacing:.25px;
  padding-left:30px;
  border-radius:999px;
  border:1px solid rgba(198,146,20,.55);

  background:
    linear-gradient(135deg,
      rgba(198,146,20,.40),
      rgba(198,146,20,.18)
    );

  color:#3f2e00;
  display:inline-flex;
  align-items:center;
  gap:6px;
}

/* Tulane logo inside pill */
.meta-coord::before{
  content:"";
  position:absolute;
  left:8px;
  width:14px;
  height:14px;
  background-image:url("/assets/images/Tulane_University_Logo.svg.png");
  background-size:contain;
  background-repeat:no-repeat;
  background-position:center;
  opacity:.95;
}

.meta-coord i{
  font-size:.85em;
}

/* Dark mode */
html[data-theme="dark"] .meta-coord{
  border-color: rgba(198,146,20,.75);
  background:
    linear-gradient(135deg,
      rgba(198,146,20,.30),
      rgba(198,146,20,.15)
    );
  color:#ffe8a3;
}



.teach-actions{
  display:flex;
  align-items:flex-start;
  justify-content:flex-end;
  gap:10px;
  text-align:right;
  max-width:48%;
  flex-shrink:0;
}

/* Details button */
.mini-link{
  text-decoration:none;
  font-size:.85rem;
  padding:7px 10px;
  border-radius:10px;
  border:1px solid rgba(0,0,0,.12);
  background: rgba(0,0,0,.03);
  white-space:nowrap;
  display:inline-flex;
  gap:8px;
  align-items:center;
}
html[data-theme="dark"] .mini-link{
  border-color: rgba(255,255,255,.16);
  background: rgba(255,255,255,.06);
}

.mini-muted{
  opacity:.75;
  font-size:.85rem;
}

.teach-details{
  padding:0 14px 12px;
}

.teach-detail-list{
  margin:0;
  padding-left:18px;
}

/* Small screens: don’t squeeze the right column */
@media (max-width: 700px){
  .teaching-search{ min-width:0; width:100%; }
  .teach-actions{ max-width:100%; text-align:left; }
  .teach-summary{ flex-direction:column; }
}

/* =========================================================
   Mentoring (scroll-card style)
   ========================================================= */

.scroll-card{
  border:1px solid var(--border, rgba(0,0,0,.12));
  border-radius:16px;
  background: var(--card, rgba(255,255,255,.92));
  overflow:hidden;
  margin-top:14px;
}
html[data-theme="dark"] .scroll-card{
  background: rgba(255,255,255,.05);
  border-color: rgba(255,255,255,.14);
}

.scroll-card-head{
  padding:12px 14px;
  border-bottom:1px solid rgba(0,0,0,.08);
}
html[data-theme="dark"] .scroll-card-head{
  border-bottom-color: rgba(255,255,255,.10);
}

.mentoring-head-left > i{
  color: rgba(60, 72, 88, 0.85);
}
html[data-theme="dark"] .mentoring-head-left > i{
  color: rgba(200, 210, 220, 0.85);
}

/* ========= Mentoring title emphasis ========= */
.scroll-card-head.mentoring-head.prominent .scroll-card-title{
  font-size:1.25rem;      /* bigger title */
  font-weight:800;
  letter-spacing:.3px;
  line-height:1.2;
  display:flex;
  align-items:center;
  gap:10px;
}

/* Keep count visually secondary */
.scroll-card-head.mentoring-head.prominent .mentoring-count{
  font-size:.8rem;
  font-weight:600;
  opacity:.8;
}


.scroll-card-title{
  display:flex;
  gap:10px;
  align-items:center;
  font-weight:800;
  flex-wrap:wrap;
}
.scroll-card-sub{
  margin-top:4px;
  font-size:.88rem;
  opacity:.75;
}


/* Make title line support left title + right link */
.scroll-card-title{
  justify-content: space-between;
}

.scroll-card-title-left{
  display:flex;
  gap:10px;
  align-items:center;
  font-weight:800;
  flex-wrap:wrap;
}

/* RateMyProfessor link */
.rmp-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:.92rem;
  font-weight:700;
  text-decoration:none;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid rgba(0,0,0,.12);
  background: rgba(0,0,0,.03);
}

.rmp-link:hover{
  transform: translateY(-1px);
  background: rgba(0,0,0,.06);
}

html[data-theme="dark"] .rmp-link{
  border-color: rgba(255,255,255,.16);
  background: rgba(255,255,255,.06);
}

html[data-theme="dark"] .rmp-link:hover{
  background: rgba(255,255,255,.10);
}



/* Make mentoring body scroll (uses your class combo) */
.scroll-card-body{
  max-height:300px;
  overflow:auto;
  padding:10px 14px 14px;
}

/* Mentoring header controls (search + button) */
.mentoring-head-actions{
  display:flex;
  gap:10px;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  margin-top:10px;
}

.mentoring-search{
  display:flex;
  align-items:center;
  gap:8px;
  border:1px solid var(--border, rgba(0,0,0,.12));
  background: var(--card, rgba(255,255,255,.9));
  border-radius:999px;
  padding:8px 12px;
  min-width:240px;
}
html[data-theme="dark"] .mentoring-search{
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.14);
}
.mentoring-search input{
  border:none;
  outline:none;
  background:transparent;
  width:100%;
  font:inherit;
  color:inherit;
}

.mentoring-count{
  font-size:.75rem;
  padding:3px 10px;
  border-radius:999px;
  border:1px solid rgba(0,0,0,.12);
  background: rgba(0,0,0,.03);
  opacity:.9;
}
html[data-theme="dark"] .mentoring-count{
  border-color: rgba(255,255,255,.16);
  background: rgba(255,255,255,.06);
}

.mentoring-list{
  margin:0;
  padding:0;
  list-style:none;
  display:flex;
  flex-direction:column;
  gap:10px;
}

.mentoring-item{
  border-radius:14px;
  border:1px solid rgba(0,0,0,.10);
  background: rgba(0,0,0,.02);
  padding:10px 12px;
}
html[data-theme="dark"] .mentoring-item{
  border-color: rgba(255,255,255,.14);
  background: rgba(255,255,255,.04);
}

.mentoring-item-title{ font-weight:800; margin-bottom:2px; }
.mentoring-item-meta{ font-size:.85rem; opacity:.75; margin-bottom:6px; }
.mentoring-item-desc{ font-size:.9rem; line-height:1.35; opacity:.95; }

/* Scrollbar niceness */
.scroll-card-body::-webkit-scrollbar{ width:10px; }
.scroll-card-body::-webkit-scrollbar-thumb{
  border-radius:999px;
  background: rgba(0,0,0,.18);
  border:3px solid transparent;
  background-clip: content-box;
}
html[data-theme="dark"] .scroll-card-body::-webkit-scrollbar-thumb{
  background: rgba(255,255,255,.18);
  border:3px solid transparent;
  background-clip: content-box;
}

@media (max-width: 700px){
  .mentoring-search{ min-width:0; width:100%; }
}

/* ===== Desktop fluid adjustment (minimal overrides) ===== */

/* Let the page breathe on wide desktops (still capped) */
.page{
  max-width: 1400px;   /* was 1120px */
  width: 100%;
}

/* Make the sidebar column adapt a bit instead of being rigid */
.layout{
  grid-template-columns: clamp(280px, 26vw, 320px) minmax(0, 1fr);
}

/* Allow nav links to wrap on desktop before the mobile breakpoint */
@media (max-width: 980px){
  .top-nav{ flex-wrap: wrap; }
  .top-nav-links{ flex-wrap: wrap; }
}

/* Prevent grid children from forcing horizontal overflow */
.main{ min-width: 0; }


/* ===== Presentations page UI (minimal additions) ===== */
.page-header h1 { margin: 0; }
.page-subtitle { margin: 6px 0 0; opacity: 0.85; }

.pres-controls{
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  margin: 14px 0 18px;
  flex-wrap: wrap;
}

.pres-tabs{
  display: flex;
  gap: 10px;
  align-items: center;
}

.pres-tab{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(0,0,0,0.12);
  padding: 10px 12px;
  border-radius: 999px;
  background: transparent;
  cursor: pointer;
  font: inherit;
}

html[data-theme="dark"] .pres-tab{
  border-color: rgba(255,255,255,0.16);
}

.pres-tab.is-active{
  border-color: rgba(0,0,0,0.24);
  box-shadow: 0 6px 18px rgba(0,0,0,0.08);
}

html[data-theme="dark"] .pres-tab.is-active{
  border-color: rgba(255,255,255,0.26);
  box-shadow: 0 6px 18px rgba(0,0,0,0.35);
}

.count-badge{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 26px;
  height: 20px;
  padding: 0 8px;
  border-radius: 999px;
  font-size: 12px;
  border: 1px solid rgba(0,0,0,0.12);
  opacity: 0.9;
}

html[data-theme="dark"] .count-badge{
  border-color: rgba(255,255,255,0.16);
}

.pres-search{
  position: relative;
  flex: 1 1 320px;
  max-width: 460px;
}

.pres-search i{
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  opacity: 0.7;
}

.pres-search input{
  width: 100%;
  padding: 11px 12px 11px 38px;
  border-radius: 999px;
  border: 1px solid rgba(0,0,0,0.12);
  background: transparent;
  font: inherit;
  outline: none;
}

html[data-theme="dark"] .pres-search input{
  border-color: rgba(255,255,255,0.16);
}

.pres-panel{ display: none; }
.pres-panel.is-active{ display: block; }

.pres-grid{
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

@media (max-width: 860px){
  .pres-grid{ grid-template-columns: 1fr; }
}

.pres-card{
  border: 1px solid rgba(0,0,0,0.10);
  border-radius: 16px;
  padding: 14px;
  background: rgba(0,0,0,0.02);
}

html[data-theme="dark"] .pres-card{
  border-color: rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.04);
}

.pres-card-top{
  display: flex;
  gap: 10px;
  align-items: flex-start;
  justify-content: space-between;
}

.pres-title{
  font-weight: 650;
  line-height: 1.25;
}

.pres-badges{
  display: inline-flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.pres-badge{
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid rgba(0,0,0,0.12);
  white-space: nowrap;
}

html[data-theme="dark"] .pres-badge{
  border-color: rgba(255,255,255,0.16);
}

.pres-badge.soft{ opacity: 0.85; }

.pres-meta{
  margin-top: 10px;
  display: flex;
  gap: 8px;
  align-items: flex-start;
  opacity: 0.9;
}

.pres-meta i{ margin-top: 2px; opacity: 0.8; }
.pres-note{ font-weight: 600; }

.pres-actions{
  margin-top: 12px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
/* =========================================================
   GLOBAL MOBILE REFORM — SAFE, DESKTOP-INTACT
   Applies to ALL pages
   ========================================================= */
@media (max-width: 900px){

  /* ---------- Layout: stack cleanly ---------- */
  .layout{
    display: flex !important;
    flex-direction: column !important;
    gap: 14px;
  }

  .sidebar{
    position: static !important;
    width: 100% !important;
    max-width: none !important;
    margin-bottom: 8px;
  }

  .main{
    width: 100% !important;
    min-width: 0 !important;
  }

  /* ---------- Avatar & status ---------- */
  
  .status-chip{
    margin: 8px auto 0;
  }

  /* ---------- Cards ---------- */
  .card{
    border-radius: 16px;
  }

  /* ---------- Fix title rows & pills wrapping ---------- */
  .tp-title-row{
    flex-wrap: wrap;
    align-items: flex-start;
  }

  .tp-title-row .type-pill{
    margin-left: 0 !important;
    margin-top: 6px;
  }

  /* ---------- Year banner not oversized ---------- */
  .presentations-page .year-chip{
    min-height: 40px;
    padding: 10px 14px;
    font-size: 0.88rem;
    border-radius: 16px;
  }

  /* ---------- Floating abstract window ---------- */
  .abstract-float{
    left: 12px;
    right: 12px;
    width: auto !important;
    max-width: none !important;
    bottom: 12px;
  }
}

/* =========================================================
   MOBILE NAVIGATION — HAMBURGER (IN-FLOW, STABLE)
   ========================================================= */
@media (max-width: 900px){

  /* Header anchor */
  .top-nav{
    position: sticky;
    top: 0;
    z-index: 1000;
  }

  /* Show hamburger */
  .nav-toggle{
    display: inline-flex;
  }

  /* Hide nav by default */
  .top-nav-links{
    display: none;
    width: 100%;
  }

  /* Open state — IN FLOW (pushes content down) */
  .top-nav-links.open{
    display: flex;
    flex-direction: column;
    gap: 10px;

    margin-top: 12px;
    padding: 12px 14px;

    border-radius: 0;
    border: none;

    background: transparent;
    box-shadow: none;
  }

  html[data-theme="dark"] .top-nav-links.open{
    background: rgba(15,23,42,0.92);
    border: none;
    box-shadow: 0 18px 44px rgba(0,0,0,0.65);
  }

  /* Dropdown behaves like normal list */
  .dropdown{
    width: 100%;
  }

  .dropdown-content{
    position: static !important;
    box-shadow: none !important;
    border: none !important;
    background: transparent !important;
    padding-left: 10px;
  }
}

/* =========================================================
   PRESENTATIONS PAGE — YEAR BANNER (DESKTOP + MOBILE SAFE)
   Requires: <body class="presentations-page">
   ========================================================= */
.presentations-page .year-chip{
  display: flex;
  align-items: center;
  justify-content: center;

  width: 100%;
  min-height: 42px;

  padding: 10px 18px;
  border-radius: 999px;

  font-size: 0.92rem;
  font-weight: 1000;
  letter-spacing: 0.35px;

  border: 1px solid rgba(59,130,246,0.38);
  background: linear-gradient(
    90deg,
    rgba(59,130,246,0.22),
    rgba(124,58,237,0.22)
  );

  box-shadow:
    0 10px 26px rgba(15,23,42,0.12),
    inset 0 0 0 1px rgba(255,255,255,0.35);

  text-align: center;
}

html[data-theme="dark"] .presentations-page .year-chip{
  border-color: rgba(191,219,254,0.26);
  background: linear-gradient(
    90deg,
    rgba(96,165,250,0.26),
    rgba(192,132,252,0.26)
  );
  box-shadow:
    0 14px 34px rgba(0,0,0,0.55),
    inset 0 0 0 1px rgba(255,255,255,0.10);
}


/* =========================================================
   MOBILE: Flatten header bar (remove white rounded title bar)
   Desktop untouched
   ========================================================= */
@media (max-width: 900px){

  /* Header container */
  .top-nav{
    background: transparent !important;
    box-shadow: none !important;
    border-radius: 0 !important;
  }

  /* If the header has an inner wrapper, flatten that too */
  .top-nav > *{
    background: transparent !important;
    box-shadow: none !important;
  }
}


/* =========================================================
   PRESENTATIONS — Dark mode pill fixes (teaching-style contrast)
   ========================================================= */
html[data-theme="dark"] .presentations-page .type-pill{
  border: 1px solid rgba(148,163,184,0.22);
  background: rgba(255,255,255,0.06);
  color: rgba(226,232,240,0.92);
  box-shadow: none;
}

/* Talk/poster link pills (Slides/PDF/Image/Abstract buttons) */
html[data-theme="dark"] .presentations-page .pill-link{
  border: 1px solid rgba(148,163,184,0.22);
  background: rgba(255,255,255,0.06);
  color: rgba(226,232,240,0.92);
}

/* === Category pills (stronger, teaching-like colors) === */
html[data-theme="dark"] .presentations-page .type-conference{
  border-color: rgba(16,185,129,0.32);
  background: rgba(16,185,129,0.16);
  color: rgba(167,243,208,0.95);
}

html[data-theme="dark"] .presentations-page .type-lightning{
  border-color: rgba(234,179,8,0.36);
  background: rgba(234,179,8,0.18);
  color: rgba(253,230,138,0.95);
}

html[data-theme="dark"] .presentations-page .type-seminar{
  border-color: rgba(59,130,246,0.34);
  background: rgba(59,130,246,0.18);
  color: rgba(191,219,254,0.96);
}

html[data-theme="dark"] .presentations-page .type-colloquium{
  border-color: rgba(244,63,94,0.30);
  background: rgba(244,63,94,0.16);
  color: rgba(254,202,202,0.95);
}

html[data-theme="dark"] .presentations-page .type-poster{
  border-color: rgba(192,132,252,0.34);
  background: rgba(192,132,252,0.18);
  color: rgba(233,213,255,0.96);
}

html[data-theme="dark"] .presentations-page .type-award{
  border-color: rgba(34,197,94,0.34);
  background: rgba(34,197,94,0.16);
  color: rgba(187,247,208,0.96);
}

/* If you're using AMS pill */
html[data-theme="dark"] .presentations-page .type-ams{
  border-color: rgba(96,165,250,0.34);
  background: rgba(96,165,250,0.18);
  color: rgba(191,219,254,0.96);
}

/* Make icons inside pills readable */
html[data-theme="dark"] .presentations-page .type-pill i,
html[data-theme="dark"] .presentations-page .pill-link i{
  color: inherit;
  opacity: 0.95;
}

/* Optional: better hover feel (teaching-like) */
html[data-theme="dark"] .presentations-page .pill-link:hover{
  background: rgba(255,255,255,0.10);
  border-color: rgba(148,163,184,0.30);
}

/* ===== Upcoming pill override (final, stable) ===== */
body.presentations-page .tp-title-row .type-pill.type-upcoming{
  background: linear-gradient(135deg, #ff4d4d, #ff9966);
  color: #ffffff;
  border: none;
  font-weight: 800;
  letter-spacing: 0.05em;
  box-shadow:
    0 0 8px rgba(255, 80, 80, 0.85),
    0 0 12px rgba(255, 120, 80, 0.55);
  animation: glowPulse 1.6s ease-in-out infinite alternate;
}

/* Dark mode explicit override */
html[data-theme="dark"] body.presentations-page 
.tp-title-row .type-pill.type-upcoming{
  background: linear-gradient(135deg, #ff4d4d, #ff9966);
  color: #ffffff;
  box-shadow:
    0 0 12px rgba(255, 80, 80, 1),
    0 0 20px rgba(255, 120, 80, 0.75);
  text-shadow: 0 1px 0 rgba(0,0,0,0.35);
}

@keyframes glowPulse {
  from {
    filter: brightness(0.95);
  }
  to {
    filter: brightness(1.1);
  }
}