body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--text-secondary);
  background-color: #ffffff;
  line-height: 1.7;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  line-height: 1.25;
  font-weight: 600;
}

/* Section structural elements */
.section-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.6rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.section-desc {
  font-family: var(--font-body);
  font-size: var(--text-md);
  color: var(--text-muted);
  max-width: 560px;
  line-height: 1.75;
}

/* Watermark */
.section-watermark {
  position: absolute;
  top: 1.5rem;
  right: -1rem;
  font-family: var(--font-display);
  font-size: clamp(7rem, 16vw, 14rem);
  font-weight: 700;
  color: var(--text-primary);
  opacity: 0.03;
  pointer-events: none;
  user-select: none;
  line-height: 1;
  z-index: 0;
  font-style: italic;
}

/* Hero name */
.hero-name {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.0;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
  font-style: italic;
}

.hero-name-accent {
  font-style: normal;
  font-weight: 700;
  position: relative;
  display: inline-block;
  background-image: linear-gradient(var(--accent), var(--accent));
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 0% 2px;
  transition: background-size 1s var(--ease-out-expo);
  padding-bottom: 4px;
}

.hero-name-accent.animated {
  background-size: 100% 2px;
}

/* Hero typewriter */
.hero-typewriter {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--accent-mid);
  min-height: 1.5rem;
  margin-bottom: 1.5rem;
  letter-spacing: 0.04em;
}

/* Hero bio */
.hero-bio {
  font-family: var(--font-body);
  font-size: var(--text-md);
  color: var(--text-secondary);
  max-width: 500px;
  line-height: 1.85;
  margin-bottom: 2rem;
}

/* Card titles */
.research-card-title { font-size: var(--text-lg); margin-bottom: 0.6rem; }
.project-title       { font-size: var(--text-lg); margin-bottom: 0.4rem; }
.pub-title           { font-size: 1.25rem; line-height: 1.4; margin-bottom: 0.5rem; color: var(--text-primary); font-weight: 600; font-family: var(--font-display); }
.award-title         { font-size: var(--text-md); margin-bottom: 0.2rem; font-weight: 600; }
.course-name         { font-size: var(--text-md); margin-bottom: 0.2rem; }
.timeline-title      { font-size: var(--text-md); margin-bottom: 0.2rem; }

.research-card-desc,
.project-desc,
.award-desc,
.role-desc,
.course-desc,
.contact-copy p {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: 1.8;
}

.award-links {
  margin-top: 0.75rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
}
.award-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--accent);
  font-style: italic;
  border-bottom: 1px solid var(--accent-dim);
  padding-bottom: 1px;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.award-link:hover { color: var(--accent); border-bottom-color: var(--accent); }
.award-link i { font-size: 0.75rem; }

.pub-authors,
.pub-journal,
.timeline-org,
.timeline-period,
.award-year,
.award-org,
.project-year,
.course-code,
.course-level {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.pub-authors   { color: var(--text-secondary); }
.pub-journal   { color: var(--text-muted); }
.timeline-org  { color: var(--text-secondary); margin-bottom: 0.5rem; }
.timeline-period { color: var(--accent); display: block; margin-bottom: 0.35rem; }
.award-year    { color: var(--accent); display: block; margin-bottom: 0.2rem; }
.award-org     { color: var(--text-muted); display: block; margin-bottom: 0.5rem; }
.project-year  { color: var(--text-muted); }
.course-code   { color: var(--accent); font-weight: 500; margin-bottom: 0.15rem; }
.course-level  { color: var(--text-muted); margin-bottom: 0.4rem; display: block; }

.footer p {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-muted);
}