:root {
  --font-serif: 'Fraunces', serif;
  --font-sans: 'Inter', system-ui, sans-serif;

  --color-bg: #ffffff;
  --color-text: #23272b;
  --color-heading: #1c2024;
  --color-body: #4b5157;
  --color-muted: #8a9098;
  --color-muted-2: #9aa0a6;
  --color-border: #ececec;
  --color-link: #2E8FA6;
  --color-link-hover: #3FAE6E;
  --color-teal: #3E9FBB;
  --color-green: #4CB877;
  --gradient-brand: linear-gradient(120deg, #3E9FBB, #4CB877);
  --color-selection: #BFE7D0;
  --color-chip-bg: #f4f6f5;
  --color-chip-border: #e6e9e7;
  --color-panel-bg: #f5fbf9;
  --color-panel-border: #e1efe8;

  --max-width: 1180px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-bg);
  font-family: var(--font-sans);
  color: var(--color-text);
}

a { color: var(--color-link); text-decoration: none; }
a:hover { color: var(--color-link-hover); }
::selection { background: var(--color-selection); }

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

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
}

/* ---------- Header / nav ---------- */

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 32px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-text);
}

.brand-logo { width: 40px; height: auto; }

.brand-name {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: -0.01em;
  color: var(--color-text);
}

.site-nav {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-body);
}

.site-nav a { color: inherit; }
.site-nav a.active,
.site-nav a:hover { color: var(--color-teal); }

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  padding: 13px 24px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 14px;
}

.btn-primary {
  background: var(--gradient-brand);
  color: #fff;
}

.btn-primary:hover { color: #fff; opacity: .92; }

.btn-secondary {
  border: 1.5px solid #d8dbde;
  color: #2c3136;
}

.btn-secondary:hover { color: #2c3136; border-color: #b9bec3; }

/* ---------- Hero ---------- */

.hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
  padding: 56px 0 72px;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 14px;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(34px, 5vw, 54px);
  line-height: 1.05;
  margin: 0 0 18px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--color-heading);
}

.hero-lede {
  font-size: 17px;
  line-height: 1.6;
  color: var(--color-body);
  max-width: 520px;
  margin: 0 0 28px;
}

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-portrait-wrap { justify-self: center; align-self: end; }

.hero-portrait {
  display: block;
  width: 100%;
  max-width: 320px;
  height: auto;
  margin-bottom: -72px;
}

/* ---------- Sections ---------- */

.section {
  padding: 56px 0;
  border-top: 1px solid var(--color-border);
  scroll-margin-top: 24px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 600;
  color: var(--color-heading);
  margin: 0 0 8px;
}

.section-title--tight { margin-bottom: 20px; }

.section-subtitle {
  font-size: 15px;
  color: var(--color-muted);
  margin: 0 0 28px;
}

/* ---------- About ---------- */

.about-text {
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-body);
  max-width: 720px;
  margin: 0 0 18px;
}

.about-location {
  font-size: 14px;
  color: var(--color-muted);
  margin: 0 0 24px;
}

.subsection-title {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--color-heading);
  margin: 32px 0 16px;
}

.subsection-title:first-child { margin-top: 0; }

.mission-statement {
  margin: 0 0 32px;
  padding: 24px 28px;
  max-width: 720px;
  border-left: 3px solid transparent;
  border-image: var(--gradient-brand) 1;
  background: var(--color-panel-bg);
  border-radius: 0 12px 12px 0;
}

.mission-label {
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 10px;
}

.mission-quote {
  margin: 0;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 20px;
  line-height: 1.5;
  color: var(--color-heading);
}

.skill-groups { display: flex; flex-direction: column; gap: 16px; }

.skill-group-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--color-heading);
  margin-bottom: 8px;
}

.skill-chips { display: flex; flex-wrap: wrap; gap: 8px; }

.skill-chip {
  font-size: 12.5px;
  padding: 5px 11px;
  border-radius: 6px;
  background: var(--color-chip-bg);
  border: 1px solid var(--color-chip-border);
  color: var(--color-body);
}

/* ---------- CV ---------- */

.cv-heading-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.cv-heading-row .section-title { margin: 0; }

.cv-list { display: flex; flex-direction: column; gap: 22px; }

.cv-item {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid #f0f1f2;
}

.cv-period { color: var(--color-muted); font-size: 13px; font-weight: 600; }

.cv-role { font-weight: 700; font-size: 15.5px; color: var(--color-heading); }
.cv-company { color: var(--color-muted); font-weight: 500; }

.cv-desc { margin: 6px 0 0; font-size: 14.5px; line-height: 1.6; color: var(--color-body); }

/* ---------- Speaking ---------- */

.speaking-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }

.speaking-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .05em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.speaking-label--upcoming { color: var(--color-teal); }
.speaking-label--past { color: var(--color-muted); }

.talk-list { display: flex; flex-direction: column; gap: 16px; }

.talk-card {
  padding: 16px;
  border-radius: 10px;
}

.talk-card--upcoming { background: var(--color-panel-bg); border: 1px solid var(--color-panel-border); }
.talk-card--past { background: #fafafa; border: 1px solid var(--color-border); }

.talk-title { font-weight: 700; font-size: 14.5px; color: var(--color-heading); }
.talk-meta { font-size: 13px; color: var(--color-body); margin-top: 4px; }

.speaking-empty { font-size: 13.5px; color: var(--color-muted); margin: 0; }

/* ---------- Blog ---------- */

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.post-card {
  display: flex;
  flex-direction: column;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: 0 1px 3px rgba(0, 0, 0, .04);
  color: inherit;
}

.post-card:hover { color: inherit; box-shadow: 0 4px 14px rgba(0, 0, 0, .08); }

.post-hero {
  aspect-ratio: 16 / 9;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
}

.post-hero--placeholder span {
  color: rgba(255, 255, 255, .7);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .05em;
}

.article-hero { aspect-ratio: 16 / 6; }

.post-card-body { padding: 20px; }

.post-tag {
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--color-teal);
  margin-bottom: 10px;
}

.post-title {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 17px;
  color: var(--color-heading);
  line-height: 1.3;
  margin-bottom: 10px;
}

.post-meta { font-size: 12.5px; color: var(--color-muted); }

.blog-view-all { margin-top: 28px; }
.blog-view-all a { font-weight: 700; font-size: 14px; }

.blog-index-header { margin-bottom: 12px; }
.blog-index-back { font-size: 13px; color: var(--color-muted); margin-bottom: 16px; display: inline-block; }

/* ---------- Article page ---------- */

.article-body { max-width: 600px; margin: 0 auto; padding: 44px 24px 80px; }

.article-tag {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--color-teal);
  margin-bottom: 12px;
}

.article-title {
  font-family: var(--font-serif);
  font-size: 34px;
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 16px;
  color: var(--color-heading);
}

.article-byline {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--color-muted);
  margin-bottom: 36px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}

.avatar-dot {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--gradient-brand);
  flex-shrink: 0;
}

.article-content { font-size: 16px; line-height: 1.8; color: var(--color-body); }
.article-content p { margin: 0 0 20px; }
.article-content h2 { font-family: var(--font-serif); font-size: 24px; color: var(--color-heading); margin: 36px 0 16px; }
.article-content h3 { font-family: var(--font-serif); font-size: 20px; color: var(--color-heading); margin: 28px 0 14px; }
.article-content ul, .article-content ol { margin: 0 0 20px; padding-left: 22px; }
.article-content li { margin-bottom: 8px; }
.article-content img { border-radius: 10px; margin: 8px 0 24px; }
.article-content code { background: var(--color-chip-bg); border: 1px solid var(--color-chip-border); border-radius: 4px; padding: 2px 6px; font-size: 14px; }
.article-content pre { background: #1c2024; color: #f4f6f5; padding: 18px; border-radius: 10px; overflow-x: auto; margin: 0 0 24px; }
.article-content pre code { background: none; border: none; padding: 0; color: inherit; }

.article-content blockquote {
  margin: 0 0 24px;
  padding-left: 18px;
  border-left: 3px solid var(--color-green);
  font-style: italic;
  color: var(--color-body);
  font-size: 16px;
}

.article-share {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 22px;
  border-top: 1px solid var(--color-border);
}

.article-share-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.share-icons { display: flex; gap: 8px; }

.share-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--color-panel-bg);
  border: 1px solid var(--color-panel-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: var(--color-teal);
  font-weight: 700;
}

.share-icon:hover { color: var(--color-teal); background: #eaf6f0; }

/* ---------- Contact ---------- */

.contact-panel {
  border-radius: 20px;
  background: linear-gradient(135deg, #EAF6EE 0%, #E7F3F6 100%);
  padding: 48px 44px;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 40px;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.contact-panel::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: var(--gradient-brand);
  opacity: .12;
}

.contact-copy, .contact-links { position: relative; }

.contact-eyebrow {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--color-teal);
  margin-bottom: 12px;
}

.contact-heading {
  font-family: var(--font-serif);
  font-size: 30px;
  font-weight: 600;
  color: var(--color-heading);
  margin: 0 0 14px;
  line-height: 1.2;
}

.contact-sub { font-size: 15px; color: var(--color-body); margin: 0; }

.contact-links { display: flex; flex-direction: column; gap: 14px; }

.contact-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, .06);
  font-weight: 700;
  font-size: 14.5px;
  color: var(--color-heading);
}

.contact-link:hover { color: var(--color-heading); box-shadow: 0 4px 14px rgba(0, 0, 0, .1); }

.contact-link-icon {
  width: 36px;
  height: 36px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-link-icon--brand { background: var(--gradient-brand); color: #fff; }
.contact-link-icon--linkedin { background: #eef1f0; color: var(--color-teal); font-size: 13px; font-weight: 800; }
.contact-link-icon--github { background: var(--color-heading); color: #fff; }

/* ---------- Footer ---------- */

.site-footer {
  padding-top: 40px;
  margin-top: 0;
  border-top: 1px solid var(--color-border);
  font-size: 13px;
  color: var(--color-muted-2);
}

.site-footer .wrap { padding-top: 0; padding-bottom: 40px; }
.blog .site-footer .wrap,
.article .site-footer .wrap { padding-top: 24px; padding-bottom: 24px; }

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-inner a { color: inherit; }
.footer-inner a:hover { color: var(--color-teal); }

/* ---------- Responsive ---------- */

@media (max-width: 760px) {
  .wrap { padding: 0 20px; }
  .site-header .wrap { padding: 20px; }

  .hero { grid-template-columns: 1fr; padding: 40px 0 48px; }
  .hero-portrait-wrap { order: -1; }
  .hero-portrait { max-width: 200px; margin: 0 auto; }

  .cv-item { grid-template-columns: 1fr; gap: 6px; }

  .speaking-grid { grid-template-columns: 1fr; gap: 28px; }

  .contact-panel { grid-template-columns: 1fr; padding: 32px 24px; }

  .article-body { padding: 32px 16px 56px; }
  .article-title { font-size: 27px; }
}