/* ===== Tokens ===== */
:root {
  --navy: #0F2840;
  --navy-light: #1A3D5C;
  --cream: #F5F0E8;
  --cream-alt: #E3D9C8;
  --blue: #2C6A99;
  --blue-light: #4A90C4;
  --accent: #4A90C4;
  --accent-light: #6BA8D6;
  --ink: #1A1A1A;
  --ink-soft: #4A4A4A;
  --border: rgba(15, 40, 64, 0.13);
  --font-display: "Fraunces", serif;
  --font-body: "Inter", -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", monospace;
  --max-width: 920px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font-body); background: var(--cream); color: var(--ink); line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--navy); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

/* ===== Nav ===== */
.topnav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(15, 40, 64, 0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.topnav-inner {
  max-width: var(--max-width); margin: 0 auto;
  padding: 14px 24px;
  display: flex; align-items: center; justify-content: space-between;
}
.brand { font-family: var(--font-display); font-weight: 600; font-size: 1.2rem; color: var(--cream); letter-spacing: 0.02em; }
.brand:hover { color: var(--accent-light); }
.nav-links { display: flex; gap: 22px; flex-wrap: wrap; }
.nav-links a { color: rgba(247,244,237,0.78); font-size: 0.88rem; font-weight: 500; white-space: nowrap; transition: color 0.15s ease; }
.nav-links a:hover { color: var(--accent-light); }
.nav-links a.active { color: var(--cream); font-weight: 700; }

@media (max-width: 720px) {
  .topnav-inner { flex-wrap: wrap; gap: 10px; padding: 12px 18px; }
  .nav-links { width: 100%; overflow-x: auto; gap: 18px; padding-bottom: 2px; }
}

/* ===== Hero ===== */
.hero {
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-light) 100%);
  color: var(--cream); padding: 64px 24px 56px;
}
.hero-inner {
  max-width: var(--max-width); margin: 0 auto;
  display: flex; gap: 40px; align-items: center; flex-wrap: wrap;
}
.photo-frame {
  width: 168px; height: 168px; border-radius: 50%; overflow: hidden;
  border: 3px solid rgba(247,244,237,0.25);
  box-shadow: 0 12px 32px rgba(0,0,0,0.35);
  flex-shrink: 0;
}
.photo-frame img, .placeholder-avatar { width: 100%; height: 100%; object-fit: cover; display: block; }
.hero-text { flex: 1; min-width: 260px; }
.eyebrow { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--accent-light); margin: 0 0 10px; }
.hero h1 { font-family: var(--font-display); font-size: clamp(2.4rem, 5vw, 3.4rem); font-weight: 600; margin: 0 0 6px; line-height: 1.05; }
.hero-subtitle { font-size: 1.1rem; color: rgba(247,244,237,0.82); margin: 0 0 18px; }
.hero-links { display: flex; gap: 18px; flex-wrap: wrap; }
.hero-links a { color: var(--cream); font-weight: 600; font-size: 0.92rem; border-bottom: 1px solid var(--accent); padding-bottom: 2px; }
.hero-links a:hover { color: var(--accent-light); }

@media (max-width: 640px) {
  .hero-inner { flex-direction: column; text-align: center; }
  .hero-links { justify-content: center; }
}

/* ===== Sections ===== */
.section { width: 100%; scroll-margin-top: 70px; border-top: 1px solid var(--border); }
.section.alt { background: var(--cream-alt); border-top: 1px solid var(--border); }
.section-inner { max-width: var(--max-width); margin: 0 auto; padding: 64px 24px; }
.section-title {
  font-family: var(--font-display); font-size: 1.8rem; font-weight: 600; color: var(--navy);
  display: flex; align-items: center; gap: 10px; margin: 0 0 8px;
}
.section-icon { font-size: 1.5rem; }
.section-intro { color: var(--ink-soft); font-size: 0.98rem; max-width: 640px; margin: 0 0 32px; }
.about-content p { margin: 0 0 16px; font-size: 1.02rem; }

/* ===== Subsections (Research Dissemination) ===== */
.subsection-title {
  font-family: var(--font-display); font-size: 1.3rem; font-weight: 600; color: var(--navy);
  margin: 40px 0 16px; padding-bottom: 8px;
  border-bottom: 2px solid var(--border);
}
.subsubsection-title {
  font-family: var(--font-body); font-size: 1rem; font-weight: 700; color: var(--blue);
  margin: 28px 0 14px; text-transform: uppercase; letter-spacing: 0.05em; font-size: 0.82rem;
}

/* ===== Education grid ===== */
.education-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-top: 28px; }
.edu-card { background: white; border: 1px solid var(--border); border-left: 3px solid var(--blue); border-radius: 6px; padding: 14px 16px; }
.edu-degree { font-weight: 600; margin: 0 0 2px; font-size: 0.92rem; color: var(--navy); }
.edu-org { margin: 0; font-size: 0.86rem; color: var(--ink-soft); }
.edu-meta { margin: 4px 0 0; font-size: 0.78rem; font-family: var(--font-mono); color: var(--blue); }

@media (max-width: 640px) { .education-grid { grid-template-columns: 1fr; } }

/* ===== Publications ===== */
.pub-list { margin-top: 16px; }
.pub-item { display: flex; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--border); align-items: flex-start; }
.pub-item:last-child { border-bottom: none; }
.pub-type { font-family: var(--font-mono); font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.04em; padding: 3px 8px; border-radius: 4px; white-space: nowrap; margin-top: 3px; background: var(--cream-alt); color: var(--ink-soft); }
.pub-type-journal { background: rgba(44,106,153,0.12); color: var(--blue); }
.pub-type-conference { background: rgba(74,144,196,0.15); color: #2a5f85; }
.pub-type-monograph { background: rgba(15,40,64,0.10); color: var(--navy); }
.pub-title { margin: 0 0 4px; font-weight: 600; font-size: 0.96rem; color: var(--ink); }
.pub-title a { color: var(--navy); }
.pub-title a:hover { color: var(--blue); }
.pub-meta { margin: 0; font-size: 0.84rem; color: var(--ink-soft); }

@media (max-width: 600px) { .pub-item { flex-direction: column; gap: 6px; } }

/* ===== Awards ===== */
.awards-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-top: 24px; }
.award-card { background: white; border: 1px solid var(--border); border-radius: 8px; padding: 18px 20px; }
.award-title { font-weight: 600; margin: 0 0 4px; color: var(--navy); font-size: 0.96rem; }
.award-org { margin: 0; font-size: 0.82rem; color: var(--blue); font-family: var(--font-mono); }
.award-note { margin: 8px 0 0; font-size: 0.86rem; color: var(--ink-soft); }

@media (max-width: 640px) { .awards-grid { grid-template-columns: 1fr; } }

/* ===== Conferences ===== */
.conf-list { display: flex; flex-direction: column; gap: 0; }
.conf-item {
  display: flex; flex-direction: column; gap: 4px;
  padding: 14px 0; border-bottom: 1px solid var(--border);
}
.conf-item:last-child { border-bottom: none; }
.conf-main { display: flex; align-items: flex-start; gap: 10px; }
.conf-badge {
  font-family: var(--font-mono); font-size: 0.65rem; text-transform: uppercase;
  letter-spacing: 0.04em; padding: 2px 7px; border-radius: 4px;
  white-space: nowrap; margin-top: 2px; flex-shrink: 0;
  background: var(--cream); color: var(--ink-soft);
}
.conf-badge-talk { background: rgba(44,106,153,0.12); color: var(--blue); }
.conf-badge-poster { background: rgba(74,144,196,0.15); color: #2a5f85; }
.conf-badge-attendee { background: rgba(15,40,64,0.07); color: var(--ink-soft); }
.conf-title { margin: 0; font-weight: 600; font-size: 0.94rem; color: var(--ink); }
.conf-title a { color: var(--navy); }
.conf-title a:hover { color: var(--blue); }
.conf-meta { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; padding-left: 2px; }
.conf-event { font-size: 0.84rem; color: var(--ink-soft); }
.conf-loc { font-size: 0.84rem; color: var(--ink-soft); }
.conf-sep { color: var(--border); font-size: 0.84rem; }
.conf-year { font-family: var(--font-mono); font-size: 0.78rem; color: var(--blue); }

/* ===== Media / News Articles ===== */
.media-list { display: flex; flex-direction: column; }
.media-item {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 16px; padding: 12px 0; border-bottom: 1px solid var(--border); flex-wrap: wrap;
}
.media-item:last-child { border-bottom: none; }
.media-main { font-size: 0.92rem; font-weight: 500; color: var(--ink); flex: 1; }
.media-main a { color: var(--navy); }
.media-main a:hover { color: var(--blue); }
.media-meta { font-family: var(--font-mono); font-size: 0.76rem; color: var(--blue); white-space: nowrap; }

/* ===== TV Shows & Podcasts ===== */
.tv-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.tv-card {
  display: flex; align-items: flex-start; gap: 12px;
  background: white; border: 1px solid var(--border); border-radius: 8px;
  padding: 14px 16px;
}
.tv-icon { font-size: 1.4rem; flex-shrink: 0; margin-top: 1px; }
.tv-title { margin: 0 0 3px; font-weight: 600; font-size: 0.9rem; color: var(--ink); }
.tv-title a { color: var(--navy); }
.tv-title a:hover { color: var(--blue); }
.tv-meta { margin: 0; font-family: var(--font-mono); font-size: 0.74rem; color: var(--blue); }

@media (max-width: 640px) { .tv-grid { grid-template-columns: 1fr; } }

/* ===== Advising ===== */
.advising-list { display: flex; flex-direction: column; }
.advising-item {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--border);
}
.advising-item:last-child { border-bottom: none; }
.advising-main { flex: 1; }
.advising-title { margin: 0 0 3px; font-weight: 600; font-size: 0.96rem; color: var(--navy); }
.advising-meta { margin: 0; font-size: 0.84rem; color: var(--ink-soft); }
.advising-note { margin: 4px 0 0; font-size: 0.82rem; color: var(--ink-soft); font-style: italic; }
.advising-year { font-family: var(--font-mono); font-size: 0.76rem; color: var(--blue); white-space: nowrap; margin-top: 4px; }

.supervising-list { display: flex; flex-direction: column; }
.sup-badge {
  display: inline-block;
  font-family: var(--font-mono); font-size: 0.65rem; text-transform: uppercase;
  letter-spacing: 0.04em; padding: 1px 6px; border-radius: 4px;
  background: rgba(44,106,153,0.12); color: var(--blue);
  margin-right: 2px;
}

.reviewer-list { display: flex; flex-direction: column; }
.reviewer-item {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 14px 0; border-bottom: 1px solid var(--border);
}
.reviewer-item:last-child { border-bottom: none; }
.reviewer-badge {
  font-family: var(--font-mono); font-size: 0.65rem; text-transform: uppercase;
  letter-spacing: 0.04em; padding: 2px 7px; border-radius: 4px;
  white-space: nowrap; margin-top: 3px; flex-shrink: 0;
}
.reviewer-badge-journal { background: rgba(44,106,153,0.12); color: var(--blue); }
.reviewer-badge-conference { background: rgba(74,144,196,0.15); color: #2a5f85; }
.reviewer-venue { margin: 0 0 3px; font-weight: 600; font-size: 0.94rem; color: var(--navy); }
.reviewer-meta { margin: 0; font-size: 0.82rem; color: var(--ink-soft); }

.policy-list { display: flex; flex-direction: column; }
.policy-item {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--border);
}
.policy-item:last-child { border-bottom: none; }
.policy-main { flex: 1; }
.policy-title { margin: 0 0 3px; font-weight: 600; font-size: 0.96rem; color: var(--navy); }
.policy-org { margin: 0; font-size: 0.84rem; color: var(--blue); font-family: var(--font-mono); }
.policy-desc { margin: 6px 0 0; font-size: 0.84rem; color: var(--ink-soft); }

/* ===== CV ===== */
.cv-download-card {
  display: flex; align-items: center; gap: 18px;
  background: var(--navy); border-radius: 10px; padding: 22px 26px;
  margin-top: 20px; transition: transform 0.15s ease, background 0.15s ease;
  max-width: 480px;
}
.cv-download-card:hover { transform: translateY(-2px); background: var(--navy-light); }
.cv-icon { font-size: 2rem; }
.cv-text { display: flex; flex-direction: column; gap: 3px; flex: 1; }
.cv-title { font-weight: 700; color: var(--cream); font-size: 1.02rem; }
.cv-meta { font-family: var(--font-mono); font-size: 0.78rem; color: var(--accent-light); }
.cv-arrow { font-size: 1.4rem; color: var(--accent-light); font-weight: 700; }

/* ===== Contact ===== */
.contact-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-top: 24px; }
.contact-card {
  display: flex; flex-direction: column; gap: 4px;
  background: var(--navy); border-radius: 8px; padding: 18px 20px;
  transition: transform 0.15s ease, background 0.15s ease;
}
.contact-card:hover { transform: translateY(-2px); background: var(--navy-light); }
.contact-label { font-family: var(--font-mono); font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--accent-light); }
.contact-value { color: var(--cream); font-weight: 600; font-size: 0.96rem; }
.contact-location { margin-top: 24px; color: var(--ink-soft); font-size: 0.88rem; }

@media (max-width: 640px) { .contact-grid { grid-template-columns: 1fr; } }

/* ===== Footer ===== */
.site-footer { text-align: center; padding: 32px 24px; color: var(--ink-soft); font-size: 0.82rem; border-top: 1px solid var(--border); }