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

/* === RESET & BASE === */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --text: #2b2520;
  --text-secondary: #6b5e54;
  --bg: #faf8f5;
  --bg-alt: #f2eeea;
  --border: #e4ded7;
  --accent: #b45309;
  --accent-hover: #92400e;
  --accent-subtle: rgba(180, 83, 9, 0.08);
  --shadow-sm: 0 1px 3px rgba(43,37,32,0.06), 0 1px 2px rgba(43,37,32,0.04);
  --shadow-md: 0 4px 16px rgba(43,37,32,0.08), 0 2px 4px rgba(43,37,32,0.04);
  --shadow-lg: 0 12px 32px rgba(43,37,32,0.1);
  --radius: 6px;
  --max-width: 860px;
}

body {
  font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .nav-brand {
  font-family: 'DM Serif Display', Georgia, serif;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s;
}
a:hover {
  color: var(--accent-hover);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* === LAYOUT === */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* === FADE IN === */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* === NAV === */
.nav {
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
  background: var(--bg);
}
.nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.nav-brand {
  font-size: 20px;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.01em;
}
.nav-brand:hover {
  color: var(--text);
  text-decoration: none;
}
.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
  list-style: none;
}
.nav-links a {
  color: var(--text-secondary);
  font-size: 15px;
  font-weight: 500;
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.25s ease;
}
.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}
.nav-links a:hover {
  color: var(--text);
  text-decoration: none;
}
.nav-links a.active {
  color: var(--text);
}

/* === HERO === */
.hero {
  padding: 48px 0 32px;
  animation: fadeUp 0.6s ease both;
}
.hero-content {
  display: flex;
  gap: 36px;
  align-items: center;
}
.hero-photo {
  width: 148px;
  height: 148px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  box-shadow: var(--shadow-md);
  border: 3px solid var(--bg);
  outline: 1px solid var(--border);
}
.hero h1 {
  font-size: 32px;
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}
.hero .subtitle {
  font-size: 17px;
  color: var(--accent);
  margin-bottom: 10px;
  font-weight: 500;
}
.hero .bio {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.7;
}

/* === SECTIONS === */
section {
  padding: 36px 0;
  animation: fadeUp 0.6s ease both;
}
section + section {
  border-top: 1px solid var(--border);
}

.section-title {
  font-size: 24px;
  font-weight: 400;
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}
.section-title::after {
  content: '';
  display: block;
  width: 32px;
  height: 2px;
  background: var(--accent);
  margin-top: 8px;
}

/* === PROJECT CARDS === */
.projects-grid {
  display: grid;
  gap: 16px;
}

.project-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  background: var(--bg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.3s ease, transform 0.3s ease, border-color 0.3s ease;
}
.project-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: rgba(180, 83, 9, 0.2);
}
.project-card h3 {
  font-size: 18px;
  font-weight: 400;
  margin-bottom: 4px;
  letter-spacing: -0.01em;
}
.project-meta {
  font-size: 12px;
  color: var(--accent);
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
}
.project-card p {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 14px;
  line-height: 1.65;
}
.project-link {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: gap 0.2s ease;
}
.project-link:hover {
  text-decoration: none;
}

/* === WRITING LIST === */
.writing-list {
  list-style: none;
}
.writing-list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  transition: padding-left 0.2s ease;
}
.writing-list li:hover {
  padding-left: 4px;
}
.writing-list li:last-child {
  border-bottom: none;
}
.writing-list a {
  font-weight: 500;
}
.writing-list a:hover {
  text-decoration: none;
}
.writing-pub {
  font-size: 12px;
  color: var(--text-secondary);
  margin-left: 8px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
  opacity: 0.7;
}
.writing-year {
  font-size: 12px;
  color: var(--text-secondary);
  margin-left: 6px;
  opacity: 0.6;
}
.writing-desc {
  display: block;
  font-size: 13px;
  color: var(--text-secondary);
  opacity: 0.75;
  margin-top: 2px;
  line-height: 1.5;
}

/* === CTA BANNER === */
.cta-banner {
  background: var(--accent-subtle);
  border: 1px solid rgba(180, 83, 9, 0.12);
  border-radius: var(--radius);
  padding: 36px;
  text-align: center;
  margin: 16px 0;
}
.cta-banner p {
  color: var(--text-secondary);
  margin-bottom: 14px;
  font-size: 15px;
}
.cta-banner a {
  font-weight: 600;
  font-size: 15px;
}

/* === SPEAKING PAGE === */
.speaking-hero {
  padding: 72px 0 36px;
  animation: fadeUp 0.6s ease both;
}
.speaking-hero h1 {
  font-size: 36px;
  font-weight: 400;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.speaking-hero .subtitle {
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 640px;
}

.about-section {
  display: flex;
  gap: 32px;
  align-items: flex-start;
}
.about-photo {
  width: 168px;
  height: 168px;
  border-radius: var(--radius);
  object-fit: cover;
  flex-shrink: 0;
  box-shadow: var(--shadow-md);
}
.about-text p {
  color: var(--text-secondary);
  margin-bottom: 14px;
  font-size: 15px;
  line-height: 1.7;
}

.talk-card {
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
}
.talk-card:last-child {
  border-bottom: none;
}
.talk-card h3 {
  font-size: 18px;
  font-weight: 400;
  margin-bottom: 8px;
  color: var(--text);
  letter-spacing: -0.01em;
}
.talk-card p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
}
.talks-intro {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.audience-list {
  list-style: none;
  columns: 2;
  gap: 24px;
}
.audience-list li {
  padding: 6px 0;
  font-size: 15px;
  color: var(--text-secondary);
}
.audience-list li::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  margin-right: 10px;
  vertical-align: middle;
}

.appearances-placeholder {
  background: var(--bg-alt);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  padding: 28px;
  color: var(--text-secondary);
  font-size: 15px;
  font-style: italic;
}

.booking-section {
  background: var(--accent-subtle);
  border: 1px solid rgba(180, 83, 9, 0.12);
  border-radius: var(--radius);
  padding: 36px;
}
.booking-section p {
  color: var(--text-secondary);
  margin-bottom: 14px;
  font-size: 15px;
  line-height: 1.7;
}
.booking-email {
  display: inline-block;
  font-family: 'DM Sans', sans-serif;
  font-size: 18px;
  font-weight: 600;
  margin: 8px 0;
}

/* === FOOTER === */
.footer {
  border-top: 1px solid var(--border);
  padding: 28px 0;
  margin-top: 16px;
}
.footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-text {
  font-size: 13px;
  color: var(--text-secondary);
}
.footer-links {
  display: flex;
  gap: 20px;
}
.footer-links a {
  color: var(--text-secondary);
  transition: color 0.2s;
  display: inline-flex;
  align-items: center;
}
.footer-links a:hover {
  color: var(--accent);
}
.footer-links svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}
.pronunciation-note {
  font-size: 12px;
  color: var(--text-secondary);
  opacity: 0.6;
  text-align: center;
  margin-bottom: 16px;
  font-style: italic;
}

/* === RESPONSIVE === */
@media (max-width: 640px) {
  .hero {
    padding: 36px 0 24px;
  }
  .hero-content {
    flex-direction: column;
    text-align: center;
  }
  .hero-photo {
    width: 120px;
    height: 120px;
  }
  .hero h1 {
    font-size: 26px;
  }
  .section-title::after {
    margin-left: auto;
    margin-right: auto;
  }
  .about-section {
    flex-direction: column;
  }
  .about-photo {
    width: 120px;
    height: 120px;
    border-radius: 50%;
  }
  .audience-list {
    columns: 1;
  }
  .nav .container {
    justify-content: center;
    text-align: center;
  }
  .nav-links {
    gap: 20px;
  }
  .speaking-hero {
    padding: 48px 0 28px;
  }
  .speaking-hero h1 {
    font-size: 28px;
  }
  .booking-section,
  .cta-banner {
    padding: 28px 20px;
  }
}