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

:root {
  --bg: #fff;
  --bg-alt: #f7f7f7;
  --bg-warm: #faf8f5;
  --ink: #1d1d1f;
  --ink-2: #86868b;
  --ink-3: #424245;
  --accent: #0066cc;
  --accent-hover: #0044aa;
  --border: #d2d2d7;
  --border-light: #e8e8ed;
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.2s cubic-bezier(0.25, 0.1, 0.25, 1);
}

html { font-size: 16px; scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'SF Pro Display', 'Inter', sans-serif;
  font-weight: 400;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection { background: #0066cc22; }

/* === TYPOGRAPHY === */
h1, h2, h3, h4 {
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

h1 { font-size: clamp(2.4rem, 5vw, 4rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.6rem); }

p { color: var(--ink-3); line-height: 1.7; }

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

.container {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 24px;
}

.container-wide {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
}

/* === NAV === */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.88);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border-light);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 52px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--ink);
  letter-spacing: -0.01em;
  text-decoration: none;
}

.nav-logo img {
  height: 26px;
  width: auto;
}

.nav-logo span.org-name {
  font-size: 0.8rem;
  color: var(--ink-2);
  font-weight: 400;
  letter-spacing: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-links a {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--ink-2);
  padding: 6px 12px;
  border-radius: 8px;
  transition: var(--transition);
  text-decoration: none;
}

.nav-links a:hover {
  color: var(--ink);
  background: var(--bg-alt);
}

.nav-links a.cta-nav {
  background: var(--ink);
  color: #fff;
  font-weight: 500;
  padding: 6px 14px;
}

.nav-links a.cta-nav:hover {
  background: var(--ink-3);
}

.nav-dropdown { position: relative; }
.nav-dropdown-trigger {
  display: flex !important;
  align-items: center;
  gap: 3px;
}
.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  box-shadow: 0 8px 32px rgba(0,0,0,0.1);
  min-width: 240px;
  padding: 8px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease, transform 0.15s ease;
  transform: translateX(-50%) translateY(-4px);
  z-index: 200;
}
.nav-dropdown:hover .nav-dropdown-menu {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.nav-dropdown-menu a {
  display: block;
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 0.85rem;
  color: var(--ink-3) !important;
  white-space: nowrap;
  transition: background 0.15s ease;
}
.nav-dropdown-menu a:hover {
  background: var(--bg-alt);
  color: var(--ink) !important;
}

/* === HERO === */
.hero {
  padding: 100px 0 80px;
  text-align: center;
  background: var(--bg);
}

.hero-eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.hero h1 {
  margin-bottom: 20px;
  color: var(--ink);
}

.hero h1 em {
  font-style: normal;
  color: var(--ink-2);
}

.hero-lede {
  font-size: 1.15rem;
  color: var(--ink-2);
  max-width: 560px;
  margin: 0 auto 40px;
  line-height: 1.65;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent);
  color: #fff;
  font-size: 0.95rem;
  font-weight: 500;
  padding: 14px 28px;
  border-radius: 980px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.btn-primary:hover {
  background: var(--accent-hover);
  color: #fff;
  transform: scale(1.02);
}

.btn-primary svg { transition: var(--transition); }
.btn-primary:hover svg { transform: translateX(3px); }

.hero-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  margin-top: 48px;
  padding-top: 48px;
  border-top: 1px solid var(--border-light);
}

.hero-meta-item {
  text-align: center;
}

.hero-meta-item strong {
  display: block;
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.03em;
}

.hero-meta-item span {
  font-size: 0.75rem;
  color: var(--ink-2);
  font-weight: 400;
  margin-top: 2px;
  display: block;
}

/* === SECTION LABEL === */
.section-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}

/* === CERTIFICATES — PRIMARY CTA === */
.certificates {
  background: var(--bg-warm);
  padding: 100px 0;
}

.certificates .section-label { text-align: center; }

.certificates h2 {
  text-align: center;
  margin-bottom: 12px;
}

.certificates-sub {
  text-align: center;
  font-size: 1rem;
  color: var(--ink-2);
  margin-bottom: 60px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.certs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 32px;
}

.cert-card {
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  transition: var(--transition);
}

.cert-card:hover {
  border-color: var(--border);
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
  transform: translateY(-2px);
}

.cert-card-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(0,102,204,0.07);
  padding: 4px 10px;
  border-radius: 6px;
  margin-bottom: 16px;
}

.cert-card h3 {
  margin-bottom: 8px;
  color: var(--ink);
}

.cert-card-tagline {
  font-size: 0.9rem;
  color: var(--ink-2);
  margin-bottom: 20px;
}

.cert-card-desc {
  font-size: 0.9rem;
  color: var(--ink-3);
  line-height: 1.7;
  margin-bottom: 24px;
}

.cert-card-details {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 24px;
  padding: 16px;
  background: var(--bg-alt);
  border-radius: var(--radius);
}

.cert-detail {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
}

.cert-detail .label { color: var(--ink-2); }
.cert-detail .value { font-weight: 500; color: var(--ink); }

.cert-card-cta {
  display: block;
  width: 100%;
  text-align: center;
  background: var(--ink);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 12px 24px;
  border-radius: 980px;
  text-decoration: none;
  transition: var(--transition);
  border: none;
  cursor: pointer;
}

.cert-card-cta:hover {
  background: var(--ink-3);
  color: #fff;
  transform: scale(1.01);
}

.certs-footer {
  text-align: center;
}

.certs-footer p {
  font-size: 0.8rem;
  color: var(--ink-2);
  margin-bottom: 0;
}

/* === SPEAKING === */
.speaking {
  padding: 100px 0;
  background: var(--bg);
}

.speaking-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.speaking-content .section-label { margin-bottom: 12px; }
.speaking-content h2 { margin-bottom: 16px; }
.speaking-content > p {
  font-size: 1rem;
  color: var(--ink-2);
  line-height: 1.7;
  margin-bottom: 32px;
}

.speaking-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 36px;
}

.speaking-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 20px;
  background: var(--bg-alt);
  border-radius: var(--radius);
  font-size: 0.9rem;
}

.speaking-item .icon {
  width: 32px;
  height: 32px;
  background: rgba(0,102,204,0.1);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.speaking-item strong { color: var(--ink); display: block; margin-bottom: 2px; }
.speaking-item span { color: var(--ink-2); font-size: 0.82rem; }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  color: var(--accent);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 12px 24px;
  border-radius: 980px;
  border: 1.5px solid var(--accent);
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.btn-secondary:hover {
  background: rgba(0,102,204,0.06);
  color: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn-secondary svg { transition: var(--transition); }
.btn-secondary:hover svg { transform: translateX(3px); }

.speaking-visual {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.speaking-quote {
  background: var(--bg-warm);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  border: 1px solid var(--border-light);
}

.speaking-quote blockquote {
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--ink);
  line-height: 1.55;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  font-style: normal;
}

.speaking-quote cite {
  font-size: 0.8rem;
  color: var(--ink-2);
  font-style: normal;
}

.speaking-cta-box {
  background: var(--ink);
  border-radius: var(--radius-lg);
  padding: 32px 36px;
  color: #fff;
}

.speaking-cta-box h4 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.speaking-cta-box p {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  margin-bottom: 20px;
}

.speaking-cta-box a {
  color: #fff;
  font-size: 0.85rem;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.speaking-cta-box a:hover { color: rgba(255,255,255,0.8); }

/* === CONSULTING === */
.consulting {
  padding: 100px 0;
  background: var(--bg-alt);
}

.consulting-inner { text-align: center; }
.consulting h2 { margin-bottom: 12px; }
.consulting > .container > p { max-width: 480px; margin: 0 auto 60px; }

.consulting-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 48px;
}

.consult-card {
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: left;
  transition: var(--transition);
}

.consult-card:hover {
  border-color: var(--border);
  box-shadow: 0 4px 16px rgba(0,0,0,0.05);
}

.consult-icon {
  width: 44px;
  height: 44px;
  background: rgba(0,102,204,0.08);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.consult-card h4 {
  font-size: 1rem;
  margin-bottom: 8px;
}

.consult-card p { font-size: 0.85rem; color: var(--ink-2); line-height: 1.65; }

.consulting-cta {
  font-size: 0.9rem;
  color: var(--ink-2);
}

.consulting-cta a {
  font-weight: 500;
  color: var(--accent);
}

/* === ABOUT === */
.about {
  padding: 100px 0;
  background: var(--bg);
}

.about-grid {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 80px;
  align-items: start;
}

.about-photo-wrap {
  position: sticky;
  top: 80px;
}

.about-photo {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  border-radius: var(--radius-lg);
  background: var(--bg-alt);
  display: block;
}

.about-credentials {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border-light);
}

.about-credential {
  font-size: 0.78rem;
  color: var(--ink-2);
  display: flex;
  align-items: center;
  gap: 8px;
}

.about-content .section-label { margin-bottom: 12px; }
.about-content h2 { margin-bottom: 20px; }

.about-bio {
  font-size: 1rem;
  color: var(--ink-3);
  line-height: 1.8;
  margin-bottom: 36px;
}

.about-bio p { margin-bottom: 16px; }
.about-bio p:last-child { margin-bottom: 0; }

.about-works h3 {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-2);
  margin-bottom: 16px;
}

.book-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 36px;
}

.book-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  background: var(--bg-alt);
  border-radius: 10px;
  text-decoration: none;
  transition: var(--transition);
}

.book-item:hover { background: var(--border-light); }

.book-icon {
  width: 36px;
  height: 48px;
  background: var(--accent);
  border-radius: 4px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.book-icon svg { width: 18px; height: 18px; color: #fff; }

.book-item strong {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--ink);
  display: block;
  margin-bottom: 2px;
}

.book-item span {
  font-size: 0.78rem;
  color: var(--ink-2);
}

.about-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* === CONTACT === */
.contact {
  padding: 100px 0;
  background: var(--ink);
  color: #fff;
}

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.contact h2 {
  color: #fff;
  margin-bottom: 12px;
}

.contact > .container > p {
  color: rgba(255,255,255,0.55);
  margin-bottom: 0;
  max-width: 420px;
}

.contact-form { display: flex; flex-direction: column; gap: 16px; }

.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-group label {
  font-size: 0.8rem;
  font-weight: 500;
  color: rgba(255,255,255,0.7);
  letter-spacing: 0.02em;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius);
  padding: 12px 16px;
  font-size: 0.95rem;
  color: #fff;
  font-family: inherit;
  transition: var(--transition);
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255,255,255,0.3); }

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: rgba(255,255,255,0.4);
  background: rgba(255,255,255,0.12);
}

.form-group textarea { resize: vertical; min-height: 120px; }

.form-group select option { background: #2d2d2f; color: #fff; }

.form-submit {
  width: 100%;
  background: #fff;
  color: var(--ink);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 14px 24px;
  border-radius: 980px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.form-submit:hover { background: #f0f0f0; transform: scale(1.01); }

.contact-info { padding-top: 4px; }

.contact-info-item {
  padding: 24px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.contact-info-item:first-child {
  padding-top: 0;
}

.contact-info-item:last-child { border-bottom: none; }

.contact-info-item h4 {
  font-size: 0.8rem;
  font-weight: 500;
  color: rgba(255,255,255,0.45);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}

.contact-info-item p {
  color: rgba(255,255,255,0.8);
  font-size: 0.95rem;
}

/* === BOOKS BAR === */
.books-bar {
  padding: 60px 0;
  background: var(--bg-warm);
  text-align: center;
}

.books-bar h3 {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-2);
  margin-bottom: 28px;
}

.books-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

.books-links a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--ink-2);
  padding: 8px 16px;
  border-radius: 980px;
  border: 1px solid var(--border-light);
  background: var(--bg);
  transition: var(--transition);
  text-decoration: none;
}

.books-links a:hover {
  border-color: var(--border);
  color: var(--ink);
  background: var(--bg);
}

/* === FOOTER === */
.footer {
  background: var(--bg);
  border-top: 1px solid var(--border-light);
  padding: 48px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.footer-brand img { height: 22px; width: auto; }

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  font-size: 0.8rem;
  color: var(--ink-2);
  text-decoration: none;
  transition: var(--transition);
}

.footer-links a:hover { color: var(--ink); }

.footer-copy {
  font-size: 0.75rem;
  color: var(--ink-2);
}

/* === RESPONSIVE === */
@media (max-width: 900px) {
  .certs-grid { grid-template-columns: 1fr; }
  .speaking-inner { grid-template-columns: 1fr; }
  .consulting-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .about-photo-wrap { position: static; max-width: 280px; }
  .contact-inner { grid-template-columns: 1fr; gap: 48px; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .hero { padding: 80px 0 60px; }
  .hero-meta { gap: 16px; }
  .certificates, .speaking, .consulting, .about, .contact { padding: 72px 0; }
  .container-wide { padding: 0 20px; }
  .footer-inner { flex-direction: column; gap: 20px; text-align: center; }
  .footer-links { justify-content: center; flex-wrap: wrap; }
}