@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&display=swap');

/* ══════════════════════════════════════════════
   DESIGN TOKENS — Vivid Modern
   Font:    DM Serif Display (display) + DM Sans (body)
   Primary: Electric Indigo  #5B45F5
   Accent:  Vivid Teal       #00C2A8

   *671#
══════════════════════════════════════════════ */
:root {
  /* Deep dark backgrounds */
  --blue-950: #04060E;
  --blue-900: #080C1E;   /* hero/footer */
  --blue-800: #0E1230;   /* gradient mid */
  --blue-700: #1C1860;   /* gradient end  */

  /* PRIMARY — electric indigo (replaces flat navy) */
  --blue-600: #4330E0;   /* dark cta       */
  --blue-500: #5B45F5;   /* primary        */
  --blue-400: #7D68FF;   /* mid tone       */
  --blue-300: #A99EFF;   /* light accent   */
  --blue-200: #CFC9FF;   /* very light     */
  --blue-100: #E8E5FF;   /* pale bg tint   */
  --blue-50:  #F3F1FF;   /* near-white alt */

  /* ACCENT — vivid teal-mint */
  --accent:   #00C2A8;
  --accent-lt:#CDFAF2;

  /* WARM highlight — coral */
  --coral:    #FF5F57;
  --gold:     #F59E0B;

  /* Neutrals — slightly blue-shifted for warmth with indigo */
  --white:    #FFFFFF;
  --gray-50:  #F7F8FE;
  --gray-100: #EEF0FB;
  --gray-200: #DDE0F2;
  --gray-300: #BEC4E0;
  --gray-400: #8B94C4;
  --gray-500: #606898;
  --gray-600: #404770;
  --gray-700: #282E52;
  --gray-800: #181B38;
  --gray-900: #0C0E22;

  --font-head: 'DM Serif Display', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;

  --nav-h:     72px;
  --max-w:     1200px;
  --radius:    14px;
  --radius-lg: 22px;

  /* Indigo-tinted shadows for depth */
  --shadow-sm: 0 2px 10px rgba(91,69,245,.08), 0 1px 3px rgba(0,0,0,.04);
  --shadow:    0 8px 32px rgba(91,69,245,.13), 0 3px 8px rgba(0,0,0,.06);
  --shadow-lg: 0 20px 64px rgba(91,69,245,.22), 0 8px 24px rgba(0,0,0,.08);
}

/* ══════════════════════════════════════════════
   RESET
══════════════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; overflow-x: hidden; }

body {
  font-family: var(--font-body);
  background: var(--white);
  color: var(--gray-800);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }
a  { color: inherit; text-decoration: none; }

/* ══════════════════════════════════════════════
   ACCESSIBILITY — FOCUS VISIBLE
══════════════════════════════════════════════ */
:focus-visible {
  outline: 2px solid var(--blue-500);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ══════════════════════════════════════════════
   GRADIENT UTILITY
══════════════════════════════════════════════ */
.grad-text {
  background: linear-gradient(135deg, var(--blue-500), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ══════════════════════════════════════════════
   NAVIGATION
══════════════════════════════════════════════ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 500;
  height: var(--nav-h);
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(24px) saturate(160%);
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  transition: box-shadow .3s ease;
}

.nav.scrolled {
  box-shadow: 0 2px 24px rgba(91,69,245,0.13);
  border-bottom-color: var(--blue-100);
}

.nav-inner {
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo-mark {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--blue-600), var(--accent));
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-head);
  font-weight: 800; font-size: 15px;
  color: #fff; letter-spacing: -0.01em;
  flex-shrink: 0;
  box-shadow: 0 4px 14px rgba(91,69,245,.35);
}

.nav-name {
  font-family: var(--font-head);
  font-weight: 700; font-size: 17px;
  color: var(--gray-900);
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.nav-name span {
  display: block;
  font-family: var(--font-body);
  font-size: 11px; font-weight: 500;
  color: var(--gray-500);
  letter-spacing: 0.07em;
  text-transform: uppercase;
  font-style: normal;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  list-style: none;
}

.nav-links a {
  display: block;
  font-size: 13.5px; font-weight: 500;
  color: var(--gray-600);
  padding: 7px 13px;
  border-radius: 8px;
  transition: color .2s, background .2s;
  white-space: nowrap;
  position: relative;
}
.nav-links a:hover { color: var(--blue-500); background: var(--blue-50); }

.nav-links a.active {
  color: var(--blue-500);
  background: var(--blue-50);
  font-weight: 600;
}
.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: 2px; left: 13px; right: 13px;
  height: 2px;
  background: linear-gradient(90deg, var(--blue-500), var(--accent));
  border-radius: 2px;
}

.nav-cv {
  background: linear-gradient(135deg, var(--blue-600), var(--blue-500)) !important;
  color: #fff !important;
  font-weight: 600 !important;
  padding: 8px 18px !important;
  border-radius: 9px !important;
  box-shadow: 0 4px 12px rgba(91,69,245,.3) !important;
  transition: opacity .2s, transform .2s !important;
}
.nav-cv:hover { opacity: .9; transform: translateY(-1px) !important; }
.nav-cv::after { display: none !important; }
.nav-cv.active { background: linear-gradient(135deg, var(--blue-600), var(--blue-500)) !important; }

/* hamburger */
.hamburger {
  display: none;
  background: none; border: none;
  cursor: pointer; padding: 6px;
  flex-direction: column; gap: 5px;
  flex-shrink: 0;
}
.hamburger span {
  display: block; width: 24px; height: 2px;
  background: var(--gray-800); border-radius: 2px;
  transition: transform .3s, opacity .3s;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── DRAWER BACKDROP ──────────────────────────── */
.drawer-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(4,6,14,.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 480;
  opacity: 0;
  transition: opacity .3s ease;
}
.drawer-backdrop.open { opacity: 1; }

/* ── MOBILE DRAWER ────────────────────────────── */
.mobile-drawer {
  display: none;
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: 300px;
  max-width: 85vw;
  background: linear-gradient(180deg, #080C1E 0%, #0E1230 55%, #161450 100%);
  z-index: 490;
  flex-direction: column;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform .35s cubic-bezier(.4,0,.2,1);
  box-shadow: -8px 0 48px rgba(0,0,0,.55), -1px 0 0 rgba(255,255,255,.06);
  border-left: 1px solid rgba(255,255,255,.07);
}
.mobile-drawer.open { transform: translateX(0); }

.drawer-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 18px 18px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  flex-shrink: 0;
}

.drawer-profile { display: flex; align-items: center; gap: 11px; }
.drawer-profile-text { line-height: 1.2; }

.drawer-name {
  font-family: var(--font-head);
  font-size: 14.5px; font-weight: 700;
  color: #fff; letter-spacing: -0.01em;
}

.drawer-subtitle {
  font-size: 10px; font-weight: 600;
  color: var(--blue-300); letter-spacing: .07em;
  text-transform: uppercase; margin-top: 2px;
}

.drawer-close {
  width: 30px; height: 30px; border-radius: 8px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  color: rgba(255,255,255,.6);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; flex-shrink: 0;
  transition: background .2s, color .2s;
}
.drawer-close:hover { background: rgba(255,255,255,.15); color: #fff; }

.drawer-nav {
  flex: 1;
  padding: 12px 10px;
  display: flex; flex-direction: column; gap: 2px;
  overflow-y: auto;
}

.drawer-link {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px; border-radius: 10px;
  font-size: 14px; font-weight: 600;
  color: rgba(255,255,255,.58);
  text-decoration: none;
  border: 1px solid transparent;
  transition: background .2s, color .2s, border-color .2s;
  opacity: 0; transform: translateX(14px);
}
.drawer-link:hover {
  background: rgba(255,255,255,.07);
  color: rgba(255,255,255,.9);
  border-color: rgba(255,255,255,.06);
}
.drawer-link.active {
  background: rgba(91,69,245,.18);
  border-color: rgba(91,69,245,.35);
  color: var(--blue-200);
}

.drawer-link-icon {
  width: 30px; height: 30px; border-radius: 8px;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.08);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; color: var(--blue-300);
  transition: background .2s, color .2s;
}
.drawer-link:hover .drawer-link-icon { background: rgba(255,255,255,.12); color: #fff; }
.drawer-link.active .drawer-link-icon {
  background: rgba(91,69,245,.28);
  border-color: rgba(91,69,245,.4);
  color: var(--blue-200);
}

.mobile-drawer.open .drawer-link { animation: drawerLinkIn .3s cubic-bezier(.22,1,.36,1) both; }
.mobile-drawer.open .drawer-link:nth-child(1) { animation-delay:  50ms; }
.mobile-drawer.open .drawer-link:nth-child(2) { animation-delay:  85ms; }
.mobile-drawer.open .drawer-link:nth-child(3) { animation-delay: 120ms; }
.mobile-drawer.open .drawer-link:nth-child(4) { animation-delay: 155ms; }
.mobile-drawer.open .drawer-link:nth-child(5) { animation-delay: 190ms; }
.mobile-drawer.open .drawer-link:nth-child(6) { animation-delay: 225ms; }
.mobile-drawer.open .drawer-link:nth-child(7) { animation-delay: 260ms; }
.mobile-drawer.open .drawer-link:nth-child(8) { animation-delay: 295ms; }
.mobile-drawer.open .drawer-link:nth-child(9) { animation-delay: 330ms; }

@keyframes drawerLinkIn {
  from { opacity: 0; transform: translateX(14px); }
  to   { opacity: 1; transform: translateX(0); }
}

.drawer-footer {
  padding: 14px 10px 28px;
  border-top: 1px solid rgba(255,255,255,.08);
  flex-shrink: 0;
}

.mob-cv {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  background: linear-gradient(135deg, var(--blue-600), var(--blue-500));
  color: #fff !important;
  border-radius: 12px;
  padding: 13px 20px !important;
  font-size: 13.5px !important;
  font-weight: 700 !important;
  box-shadow: 0 6px 20px rgba(91,69,245,.4);
  text-decoration: none;
  transition: opacity .2s, transform .2s;
  border: none !important;
}
.mob-cv:hover { opacity: .9; transform: translateY(-1px); }

/* ══════════════════════════════════════════════
   PAGE WRAPPER
══════════════════════════════════════════════ */
.page-wrap {
  padding-top: var(--nav-h);
  min-height: 100vh;
}

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 40px;
}

/* ══════════════════════════════════════════════
   PAGE HEADER BAND
══════════════════════════════════════════════ */
.page-header {
  background: linear-gradient(135deg, var(--blue-900) 0%, var(--blue-700) 55%, var(--blue-600) 100%);
  padding: 80px 0 72px;
  position: relative;
  overflow: hidden;
}

/* mesh orb */
.page-header::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 50% 80% at 90% 20%, rgba(0,194,168,.18) 0%, transparent 60%),
    radial-gradient(ellipse 40% 60% at 5%  90%, rgba(91,69,245,.30) 0%, transparent 55%),
    url("data:image/svg+xml,%3Csvg width='20' height='20' viewBox='0 0 20 20' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='1' cy='1' r='1' fill='white' fill-opacity='0.05'/%3E%3C/svg%3E");
  background-size: auto, auto, 20px 20px;
  pointer-events: none;
}

.page-header .eyebrow {
  font-size: 11px; font-weight: 700;
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
  display: flex; align-items: center; gap: 10px;
}
.page-header .eyebrow::before {
  content: ''; display: block;
  width: 28px; height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

.page-header h1 {
  font-family: var(--font-head);
  font-size: clamp(28px, 4.5vw, 56px);
  font-weight: 800; color: #fff;
  letter-spacing: -0.03em; line-height: 1.1;
  overflow-wrap: break-word; word-break: break-word;
}

.page-header p {
  font-size: 17px; color: rgba(255,255,255,.7);
  max-width: 580px; margin-top: 16px;
  font-weight: 400; line-height: 1.75;
}

/* ══════════════════════════════════════════════
   SECTION LABELS
══════════════════════════════════════════════ */
.section-label {
  font-size: 11px; font-weight: 700;
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}

.section-title {
  font-family: var(--font-head);
  font-size: clamp(24px, 3vw, 40px);
  font-weight: 800; color: var(--gray-900);
  letter-spacing: -0.03em; line-height: 1.15;
  margin-bottom: 8px;
  overflow-wrap: break-word; word-break: break-word;
}

.section-sub {
  font-size: 16px; color: var(--gray-500);
  max-width: 600px; line-height: 1.75;
  margin-bottom: 48px;
}

/* ══════════════════════════════════════════════
   TAGS / BADGES
══════════════════════════════════════════════ */
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }

.tag {
  font-size: 11.5px; font-weight: 600;
  padding: 4px 12px; border-radius: 100px;
  background: var(--blue-50);
  border: 1px solid var(--blue-200);
  color: var(--blue-500);
  letter-spacing: .02em;
}
.tag.teal {
  background: var(--accent-lt); border-color: rgba(0,194,168,.3); color: #00856F;
}
.tag.slate {
  background: var(--gray-100); border-color: var(--gray-300); color: var(--gray-600);
}
.tag.gold {
  background: #FFFBEB; border-color: #FDE68A; color: #92400E;
}

/* ══════════════════════════════════════════════
   BUTTONS
══════════════════════════════════════════════ */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-body); font-weight: 700; font-size: 15px;
  padding: 13px 28px; border-radius: 12px;
  border: none; cursor: pointer;
  transition: transform .2s, box-shadow .2s, opacity .2s;
  text-decoration: none;
}
.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: linear-gradient(135deg, var(--blue-600), var(--blue-500));
  color: #fff;
  box-shadow: 0 4px 20px rgba(91,69,245,.40);
}
.btn-primary:hover {
  opacity: .92;
  box-shadow: 0 8px 28px rgba(91,69,245,.50);
}

.btn-white {
  background: #fff; color: var(--blue-600);
  box-shadow: var(--shadow);
}
.btn-white:hover { background: var(--blue-50); }

.btn-outline {
  background: transparent; color: var(--blue-500);
  border: 2px solid var(--blue-300);
}
.btn-outline:hover { background: var(--blue-50); border-color: var(--blue-400); }

/* ══════════════════════════════════════════════
   CARDS — premium with gradient-border on hover
══════════════════════════════════════════════ */
.card {
  background: #fff;
  border: 1.5px solid var(--gray-200);
  border-radius: 20px;
  padding: 32px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .3s ease, transform .3s ease, border-color .3s ease;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--blue-200);
  background:
    linear-gradient(#fff, #fff) padding-box,
    linear-gradient(135deg, var(--blue-400), var(--accent)) border-box;
  border-color: transparent;
}

/* ══════════════════════════════════════════════
   TIMELINE
══════════════════════════════════════════════ */
.timeline { display: flex; flex-direction: column; }

.tl-item {
  display: grid;
  grid-template-columns: 220px 1fr;
  position: relative;
}

.tl-item::before {
  content: '';
  position: absolute;
  left: 219px; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--blue-200), var(--accent-lt));
}

.tl-left {
  padding: 32px 32px 32px 0;
  text-align: right;
}

.tl-years {
  font-family: var(--font-head);
  font-size: 14px; font-weight: 700;
  color: var(--blue-500);
  line-height: 1.3;
}

.tl-type {
  font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: .1em;
  color: var(--gray-400);
  margin-top: 4px;
}

.tl-dot {
  position: absolute;
  left: 211px; top: 38px;
  width: 17px; height: 17px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-500), var(--accent));
  border: 3px solid #fff;
  box-shadow: 0 0 0 2px var(--blue-300), 0 4px 12px rgba(91,69,245,.25);
  z-index: 1;
}

.tl-right {
  padding: 28px 0 28px 44px;
}

.tl-org {
  font-size: 11.5px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .12em;
  color: var(--accent); margin-bottom: 6px;
}

.tl-title {
  font-family: var(--font-head);
  font-size: 20px; font-weight: 800;
  color: var(--gray-900); letter-spacing: -0.02em;
  margin-bottom: 10px; line-height: 1.25;
  overflow-wrap: break-word; word-break: break-word;
}

.tl-desc {
  font-size: 15px; color: var(--gray-600); line-height: 1.75;
}

/* ══════════════════════════════════════════════
   SKILL BARS
══════════════════════════════════════════════ */
.skill-row { margin-bottom: 22px; }
.skill-header { display: flex; justify-content: space-between; margin-bottom: 8px; }
.skill-name { font-size: 14px; font-weight: 600; color: var(--gray-700); }
.skill-pct  { font-size: 13px; font-weight: 700; color: var(--blue-500); }
.skill-track {
  height: 7px; background: var(--gray-100);
  border-radius: 100px; overflow: hidden;
}
.skill-fill {
  height: 100%; border-radius: 100px;
  background: linear-gradient(90deg, var(--blue-600), var(--blue-500) 50%, var(--accent));
  transform-origin: left;
  transform: scaleX(0);
  transition: transform 0.8s cubic-bezier(.22,1,.36,1);
}
.skill-fill.animated { transform: scaleX(1); }

/* ══════════════════════════════════════════════
   STAT CARDS
══════════════════════════════════════════════ */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 64px;
}

.stat-card {
  background: #fff;
  border: 1.5px solid var(--gray-200);
  border-radius: 20px;
  padding: 28px 24px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .3s ease, transform .3s ease;
}
.stat-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
  border-color: var(--blue-200);
}

.stat-number {
  font-family: var(--font-head);
  font-size: 46px; font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 1; display: block;
  /* Gradient text */
  background: linear-gradient(135deg, var(--blue-500), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 12px; font-weight: 600;
  color: var(--gray-400); margin-top: 10px;
  text-transform: uppercase; letter-spacing: .08em;
}

/* ══════════════════════════════════════════════
   SECTIONS
══════════════════════════════════════════════ */
.section { padding: 80px 0; }
.section-alt { background: var(--gray-50); }
.section-blue { background: var(--blue-900); }
.section-blue .section-title { color: #fff; }
.section-blue .section-sub   { color: rgba(255,255,255,.6); }
.section-blue .section-label { color: var(--accent); }

/* ══════════════════════════════════════════════
   GRIDS
══════════════════════════════════════════════ */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

/* ══════════════════════════════════════════════
   FOOTER
══════════════════════════════════════════════ */
.footer {
  background: var(--blue-900);
  padding: 56px 0 40px;
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 50% 100% at 85% 50%, rgba(0,194,168,.07) 0%, transparent 60%);
  pointer-events: none;
}

.footer-inner {
  position: relative; z-index: 1;
  max-width: var(--max-w); margin: 0 auto;
  padding: 0 40px;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 20px;
}

.footer-brand {
  font-family: var(--font-head);
  font-size: 20px; font-weight: 800;
  color: #fff; letter-spacing: -0.03em;
}
.footer-brand span {
  background: linear-gradient(90deg, var(--blue-300), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-links {
  display: flex; gap: 28px; list-style: none; flex-wrap: wrap;
}
.footer-links a {
  font-size: 13.5px; color: var(--gray-400);
  transition: color .2s;
}
.footer-links a:hover { color: #fff; }

.footer-copy {
  font-size: 12.5px; color: var(--gray-500);
  width: 100%; text-align: center; margin-top: 28px;
  padding-top: 24px; border-top: 1px solid rgba(255,255,255,.07);
}

/* ══════════════════════════════════════════════
   PUBLICATIONS
══════════════════════════════════════════════ */
.pub-item {
  background: #fff;
  border: 1.5px solid var(--gray-200);
  border-left: 4px solid var(--blue-500);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 26px 28px;
  margin-bottom: 16px;
  transition: border-left-color .2s, box-shadow .25s, transform .25s;
}
.pub-item:hover {
  border-left-color: var(--accent);
  box-shadow: var(--shadow);
  transform: translateX(4px);
}
.pub-title {
  font-family: var(--font-head);
  font-size: 16px; font-weight: 700;
  color: var(--gray-900); letter-spacing: -0.01em;
  line-height: 1.45; margin-bottom: 8px;
  overflow-wrap: break-word; word-break: break-word;
}
.pub-meta { font-size: 13.5px; color: var(--gray-500); font-style: italic; margin-bottom: 5px; }
.pub-journal { font-size: 13.5px; color: var(--blue-500); font-weight: 700; }
.pub-year-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--blue-600), var(--blue-500));
  color: #fff;
  font-size: 11px; font-weight: 700;
  padding: 3px 10px; border-radius: 100px;
  margin-left: 10px; letter-spacing: .04em;
}

/* ══════════════════════════════════════════════
   PUBLICATIONS FILTER BAR
══════════════════════════════════════════════ */
.pub-filter-bar {
  position: sticky;
  top: var(--nav-h);
  z-index: 200;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(16px) saturate(160%);
  border-bottom: 1px solid var(--gray-200);
  padding: 14px 0;
  margin-bottom: 40px;
}

.pub-filter-inner {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
}

.pub-filter-btn {
  font-family: var(--font-body);
  font-size: 13px; font-weight: 600;
  padding: 6px 18px; border-radius: 100px;
  border: 1.5px solid var(--gray-200);
  background: transparent; color: var(--gray-600);
  cursor: pointer; transition: all .2s;
}
.pub-filter-btn:hover {
  border-color: var(--blue-300);
  color: var(--blue-500);
  background: var(--blue-50);
}
.pub-filter-btn.active {
  background: linear-gradient(135deg, var(--blue-600), var(--blue-500));
  border-color: transparent;
  color: #fff;
  box-shadow: 0 4px 12px rgba(91,69,245,.3);
}

.pub-section.hidden { display: none; }

/* ══════════════════════════════════════════════
   LEADERSHIP
══════════════════════════════════════════════ */
.lead-item {
  display: flex; align-items: flex-start;
  gap: 20px; padding: 24px 0;
  border-bottom: 1px solid var(--gray-100);
}
.lead-item:last-child { border-bottom: none; }

.lead-icon {
  width: 48px; height: 48px; border-radius: 14px;
  background: var(--blue-50);
  border: 1.5px solid var(--blue-100);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; flex-shrink: 0;
}

.lead-role   { font-weight: 700; font-size: 16px; color: var(--gray-900); margin-bottom: 3px; overflow-wrap: break-word; word-break: break-word; }
.lead-org    { font-size: 15px; font-weight: 600; color: var(--blue-600); margin-bottom: 4px; }
.lead-period { font-size: 12px; font-weight: 700; color: var(--accent); text-transform: uppercase; letter-spacing: .08em; }

/* ══════════════════════════════════════════════
   CONTACT
══════════════════════════════════════════════ */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 56px; align-items: start;
}

.contact-card {
  display: flex; align-items: center; gap: 16px;
  background: #fff;
  border: 1.5px solid var(--gray-200);
  border-radius: 18px; padding: 22px 26px;
  text-decoration: none; color: var(--gray-800);
  box-shadow: var(--shadow-sm);
  transition: box-shadow .3s ease, transform .3s ease;
}
.contact-card:hover {
  transform: translateY(-5px) translateX(3px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
  background:
    linear-gradient(#fff, #fff) padding-box,
    linear-gradient(135deg, var(--blue-400), var(--accent)) border-box;
}
.contact-icon-wrap {
  width: 52px; height: 52px; border-radius: 14px;
  background: var(--blue-50); border: 1.5px solid var(--blue-100);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; flex-shrink: 0;
  font-weight: 800; font-family: var(--font-head);
  color: var(--blue-500);
}
.contact-type  { font-size: 11px; text-transform: uppercase; letter-spacing: .1em; color: var(--gray-400); margin-bottom: 4px; }
.contact-value { font-weight: 700; font-size: 15px; color: var(--gray-800); }

/* CV pulse */
@keyframes cvPulse {
  0%, 100% { transform: scale(1); }
  50%       { transform: scale(1.03); }
}
.cv-download-btn {
  display: block;
  animation: cvPulse 3s ease-in-out infinite;
}
.cv-download-btn:hover { animation-play-state: paused; transform: translateY(-2px) !important; }

/* ══════════════════════════════════════════════
   FADE-UP ANIMATION
══════════════════════════════════════════════ */
.fade-up {
  opacity: 0; transform: translateY(28px);
  transition: opacity .55s ease, transform .55s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ══════════════════════════════════════════════
   RESPONSIVE — 1024px
══════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .container   { padding: 0 28px; }
  .nav-inner   { padding: 0 28px; }
  .footer-inner{ padding: 0 28px; }
  .stats-row   { grid-template-columns: repeat(2,1fr); }
  .grid-3      { grid-template-columns: repeat(2,1fr); }
  .contact-layout { grid-template-columns: 1fr; }
  #cv > div    { position: static !important; }

  /* Hide desktop nav links; show hamburger at tablet */
  .nav-links       { display: none; }
  .hamburger       { display: flex; }
  .mobile-drawer   { display: flex; }
  .drawer-backdrop { display: block; }
}

/* ══════════════════════════════════════════════
   RESPONSIVE — 860px (contact stack)
══════════════════════════════════════════════ */
@media (max-width: 860px) {
  .contact-layout { grid-template-columns: 1fr; }
  #cv { margin-top: 48px; }
  #cv > div { position: static !important; }
}

/* ══════════════════════════════════════════════
   RESPONSIVE — 768px
══════════════════════════════════════════════ */
@media (max-width: 768px) {
  :root { --nav-h: 64px; }

  .container  { padding: 0 20px; }
  .nav-inner  { padding: 0 20px; }
  .footer-inner { padding: 0 20px; }

  .page-header { padding: 52px 0 48px; }
  .section { padding: 56px 0; }

  .tl-item { grid-template-columns: 1fr; }
  .tl-item::before { display: none; }
  .tl-dot { display: none; }
  .tl-left { padding: 28px 0 4px; text-align: left; }
  .tl-right { padding: 0 0 28px; border-bottom: 1px solid var(--gray-100); }
  .tl-item:last-child .tl-right { border-bottom: none; }

  .stats-row { grid-template-columns: repeat(2,1fr); gap: 16px; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }

  /* Publications filter — scroll horizontally instead of wrapping */
  .pub-filter-inner {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 4px;
    scrollbar-width: none;
  }
  .pub-filter-inner::-webkit-scrollbar { display: none; }
  .pub-filter-btn { flex-shrink: 0; }

  /* Footer 3-row stack */
  .footer-inner { flex-direction: column; align-items: center; text-align: center; }
  .footer-brand { width: 100%; text-align: center; }
  .footer-links { width: 100%; justify-content: center; }
}

/* ══════════════════════════════════════════════
   RESPONSIVE — 480px
══════════════════════════════════════════════ */
@media (max-width: 480px) {
  .stats-row { grid-template-columns: 1fr 1fr; margin-top: 32px; }
  .stat-number { font-size: 34px; }
  .btn { font-size: 14px; padding: 12px 22px; }
  .card { padding: 22px 18px; }
  .pub-item { padding: 20px; }
  .section { padding: 40px 0; }
  .page-header { padding: 40px 0 36px; }
  .page-header h1 { font-size: clamp(22px, 7vw, 36px); }
  .section-title  { font-size: clamp(20px, 6vw, 28px); }
  .tl-title { font-size: 18px; }
  .nav-name span { display: none; }
}