:root {
  --ink: #151714;
  --muted: #656860;
  --paper: #f4f3ee;
  --surface: #fbfaf6;
  --line: #cfd0c8;
  --blue: #3158e8;
  --acid: #d9ff43;
  --shadow: 0 16px 50px rgba(24, 28, 20, 0.08);
  --radius: 18px;
  --max-width: 1240px;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --ink: #f1f2ec;
  --muted: #a6aaa1;
  --paper: #11130f;
  --surface: #191c17;
  --line: #383c35;
  --blue: #718bff;
  --acid: #d9ff43;
  --shadow: 0 18px 55px rgba(0, 0, 0, 0.3);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(rgba(21, 23, 20, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(21, 23, 20, 0.035) 1px, transparent 1px),
    var(--paper);
  background-size: 48px 48px;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

:root[data-theme="dark"] body {
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    var(--paper);
  background-size: 48px 48px;
}

body.theme-transitioning,
body.theme-transitioning .site-header,
body.theme-transitioning .project-card,
body.theme-transitioning .experience-card,
body.theme-transitioning .opensource-card,
body.theme-transitioning .credential,
body.theme-transitioning .contact,
body.theme-transitioning .hero__panel,
body.theme-transitioning .skill-group,
body.theme-transitioning .timeline strong,
body.theme-transitioning .date-pill,
body.theme-transitioning .brand__symbol,
body.theme-transitioning .button,
body.theme-transitioning .nav-cta,
body.theme-transitioning .theme-toggle__track,
body.theme-transitioning .theme-toggle__knob,
body.theme-transitioning .blog-card,
body.theme-transitioning .blog-takeaway,
body.theme-transitioning .blog-assessment,
body.theme-transitioning .button--outline {
  transition: color 0.9s ease, background-color 0.9s ease, border-color 0.9s ease, box-shadow 0.9s ease, transform 0.9s ease;
}

body.intro-active { overflow: hidden; }

a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  z-index: 1001;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  color: white;
  background: #151714;
  transform: translateY(-150%);
}

.skip-link:focus { transform: translateY(0); }

.intro {
  position: fixed;
  z-index: 1000;
  inset: 0;
  display: grid;
  place-content: center;
  justify-items: center;
  padding: 24px;
  color: #f4f3ee;
  background: #151714;
  transition: opacity 0.65s ease, visibility 0.65s ease;
}

.intro::before,
.intro::after {
  content: "";
  position: absolute;
  inset: 24px;
  pointer-events: none;
  border: 1px solid rgba(255, 255, 255, 0.13);
}

.intro::after {
  inset: auto 50% 0 auto;
  width: 1px;
  height: 18%;
  background: var(--acid);
  border: 0;
}

.intro.is-hidden { opacity: 0; visibility: hidden; }
.intro__mark {
  display: grid;
  width: 54px;
  height: 54px;
  place-items: center;
  margin-bottom: 28px;
  color: #151714;
  background: var(--acid);
  border-radius: 50%;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  animation: intro-pop 0.7s 0.15s both cubic-bezier(.2,.8,.2,1);
}

.intro__quote {
  max-width: 760px;
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.2rem, 6vw, 5.8rem);
  font-style: italic;
  line-height: 1;
  text-align: center;
  letter-spacing: -0.045em;
  animation: intro-rise 0.8s 0.3s both ease;
}

.intro__hint {
  margin: 22px 0 34px;
  color: #aaaDA5;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  animation: intro-rise 0.8s 0.45s both ease;
}

.intro__skip {
  padding: 10px 2px;
  color: white;
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.5);
  cursor: pointer;
  animation: intro-rise 0.8s 0.6s both ease;
}

.section-shell {
  width: min(calc(100% - 48px), var(--max-width));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  display: flex;
  width: 100%;
  height: 74px;
  align-items: center;
  justify-content: space-between;
  padding: 0 max(24px, calc((100vw - var(--max-width)) / 2));
  background: rgba(244, 243, 238, 0.88);
  border-bottom: 1px solid rgba(21, 23, 20, 0.12);
  backdrop-filter: blur(14px);
}

:root[data-theme="dark"] .site-header { background: rgba(17, 19, 15, 0.88); }

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  font-size: 0.9rem;
  font-weight: 750;
  text-decoration: none;
}

.brand__symbol {
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  color: var(--paper);
  background: var(--ink);
  border-radius: 50%;
  font-size: 0.68rem;
}

:root[data-theme="dark"] .brand__symbol { color: #151714; background: var(--acid); }

.header-controls { display: flex; align-items: center; gap: 17px; margin-left: auto; }

.site-nav { display: flex; align-items: center; gap: 30px; }
.site-nav a {
  position: relative;
  font-size: 0.76rem;
  font-weight: 650;
  text-decoration: none;
}

.site-nav a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -5px;
  left: 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.25s ease;
}

.site-nav a:hover::after { transform: scaleX(1); transform-origin: left; }
.nav-cta { padding: 9px 14px; color: var(--paper); background: var(--ink); border-radius: 100px; }

.theme-toggle {
  display: grid;
  width: 58px;
  height: 34px;
  place-items: center;
  padding: 0;
  background: transparent;
  border: 0;
  border-radius: 100px;
  cursor: pointer;
}

.theme-toggle__track {
  position: relative;
  display: flex;
  width: 52px;
  height: 28px;
  align-items: center;
  justify-content: space-between;
  padding: 0 6px;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 100px;
}

.theme-toggle__icon { position: relative; z-index: 1; font-size: 0.75rem; line-height: 1; }
.theme-toggle__knob {
  position: absolute;
  z-index: 2;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  background: var(--ink);
  border-radius: 50%;
  box-shadow: 0 2px 7px rgba(0, 0, 0, .18);
  transition: transform .45s cubic-bezier(.2,.8,.2,1), background-color .45s ease;
}

:root[data-theme="dark"] .theme-toggle__knob { background: var(--acid); transform: translateX(24px); }
.theme-toggle:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; }
.menu-toggle { display: none; }

.hero {
  display: grid;
  min-height: calc(100svh - 74px);
  grid-template-columns: minmax(0, 1.5fr) minmax(330px, 0.75fr);
  grid-template-rows: 1fr auto;
  gap: 44px 72px;
  align-items: center;
  padding-block: 72px 32px;
}

.eyebrow,
.section-index,
.card-kicker,
.timeline__date {
  margin: 0;
  font-size: 0.7rem;
  font-weight: 750;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow { display: flex; align-items: center; gap: 9px; margin-bottom: 28px; color: var(--muted); }
.status-dot { display: inline-block; width: 8px; height: 8px; background: #43a451; border-radius: 50%; box-shadow: 0 0 0 5px rgba(67, 164, 81, 0.12); }

.hero h1 {
  max-width: 870px;
  margin: 0;
  font-size: clamp(3.35rem, 7.1vw, 7.2rem);
  font-weight: 650;
  line-height: 0.91;
  letter-spacing: -0.067em;
}

h1 em,
.contact h2 em {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
  color: var(--blue);
}

.hero__lede { max-width: 660px; margin: 34px 0 0; color: var(--muted); font-size: clamp(1rem, 1.5vw, 1.22rem); }
.hero__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 24px; margin-top: 36px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 20px; min-height: 48px; padding: 0 20px; border-radius: 100px; font-size: 0.78rem; font-weight: 750; text-decoration: none; transition: transform 0.2s ease, background 0.2s ease; }
.button:hover { transform: translateY(-2px); }
.button--primary { color: var(--paper); background: var(--ink); }
.button--primary:hover { background: var(--blue); }
.button--text { min-height: auto; padding: 5px 0; border-bottom: 1px solid var(--ink); border-radius: 0; }

.hero__panel { padding: 22px; background: #151714; border-radius: var(--radius); box-shadow: var(--shadow); color: white; }
.panel-topline { display: flex; justify-content: space-between; color: #9ca097; font-size: 0.62rem; font-weight: 700; letter-spacing: 0.13em; }
.panel-state { color: var(--acid); }
.profile-monogram { position: relative; display: grid; width: min(235px, 70%); aspect-ratio: 1; place-items: center; margin: 34px auto; }
.profile-monogram > span { position: relative; z-index: 3; font-family: Georgia, serif; font-size: 4.2rem; font-style: italic; letter-spacing: -0.1em; }
.orbit { position: absolute; border: 1px solid rgba(255,255,255,.22); border-radius: 50%; }
.orbit--one { inset: 8%; }
.orbit--two { inset: 22%; border-color: var(--acid); transform: rotate(38deg) scaleY(.45); }
.profile-monogram::before, .profile-monogram::after { content: ""; position: absolute; z-index: 2; width: 8px; height: 8px; background: var(--acid); border-radius: 50%; }
.profile-monogram::before { top: 10%; left: 26%; }
.profile-monogram::after { right: 10%; bottom: 28%; background: var(--blue); }
.profile-facts { border-top: 1px solid #353830; }
.profile-facts div { display: grid; grid-template-columns: 72px 1fr; gap: 10px; padding: 13px 0; border-bottom: 1px solid #353830; font-size: 0.72rem; }
.profile-facts span { color: #878b82; }
.profile-facts strong { font-weight: 600; }

.hero__ticker { display: flex; grid-column: 1 / -1; align-items: center; justify-content: space-between; gap: 20px; padding-top: 26px; border-top: 1px solid var(--line); overflow: hidden; white-space: nowrap; color: var(--muted); font-size: 0.68rem; font-weight: 750; letter-spacing: 0.1em; text-transform: uppercase; }
.hero__ticker i { flex: 0 0 5px; width: 5px; height: 5px; background: var(--blue); transform: rotate(45deg); }

.section { padding-block: 118px; border-top: 1px solid var(--line); }
.section-heading { display: grid; grid-template-columns: 1.45fr .55fr; gap: 50px; align-items: end; margin-bottom: 56px; }
.section-heading h2 { max-width: 770px; margin: 12px 0 0; font-size: clamp(2.45rem, 5vw, 5rem); font-weight: 600; line-height: 1; letter-spacing: -0.055em; }
.section-heading > p { margin: 0; color: var(--muted); font-size: 0.92rem; }
.section-index { color: var(--blue); }

.experience-card { position: relative; display: grid; grid-template-columns: .55fr 1.45fr; gap: 60px; padding: 48px; overflow: hidden; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); transition: border-color .3s ease, box-shadow .3s ease; }
.experience-card:hover { border-color: #9ea099; }
:root[data-theme="dark"] .experience-card:hover { border-color: #555b4f; }
.experience-card + .experience-card { margin-top: 24px; }
.experience-card__meta { display: flex; flex-direction: column; align-items: flex-start; gap: 18px; color: var(--muted); font-size: .75rem; }
.date-pill { padding: 7px 11px; color: #151714; background: var(--acid); border-radius: 100px; font-size: .63rem; font-weight: 800; letter-spacing: .08em; }
.experience-card__main { position: relative; z-index: 1; max-width: 680px; }
.card-kicker { color: var(--blue); }
.experience-card h3 { margin: 5px 0 16px; font-size: clamp(2rem, 4vw, 3.8rem); line-height: 1; letter-spacing: -.04em; }
.experience-card__main > p:not(.card-kicker) { margin: 12px 0 0; color: var(--muted); }
.experience-card__number { position: absolute; right: -15px; bottom: -76px; color: transparent; font-size: 13rem; font-weight: 900; line-height: 1; -webkit-text-stroke: 1px var(--line); }

.project-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.project-card { display: flex; min-height: 390px; flex-direction: column; padding: 30px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease; }
.project-card:hover { transform: translateY(-5px); border-color: #9ea099; box-shadow: var(--shadow); }
.project-card--featured { color: white; background: #3158e8; border-color: #3158e8; }
.project-card--accent { background: var(--acid); border-color: #bddb38; }
.project-card--accent { color: #151714; }
.project-card--accent > p { color: #4c513e; }
.project-card--accent .card-link { border-color: rgba(21, 23, 20, .28); }
.project-card__top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 55px; }
.project-number { font-size: .65rem; font-weight: 800; letter-spacing: .14em; }
.project-icon { display: grid; width: 38px; height: 38px; place-items: center; border: 1px solid currentColor; border-radius: 50%; font-size: 1.2rem; }
.project-status { padding: 6px 10px; color: #151714; background: var(--acid); border-radius: 100px; font-size: .59rem; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.project-status--dark { color: white; background: #151714; }
.project-card h3 { margin: 0 0 13px; font-size: clamp(1.7rem, 3vw, 2.7rem); line-height: 1; letter-spacing: -.04em; }
.project-card > p { max-width: 610px; margin: 0 0 22px; color: var(--muted); font-size: .9rem; }
.project-card--featured > p { color: #e0e5ff; }
.tag-list { display: flex; flex-wrap: wrap; gap: 7px; margin: auto 0 25px; padding: 0; list-style: none; }
.tag-list li { padding: 5px 9px; border: 1px solid var(--line); border-radius: 100px; font-size: .62rem; font-weight: 700; }
.project-card--featured .tag-list li { border-color: rgba(255,255,255,.35); }
.project-card--accent .tag-list li { border-color: rgba(21,23,20,.28); }
.card-link { display: flex; align-items: center; justify-content: space-between; padding-top: 16px; border-top: 1px solid var(--line); font-size: .72rem; font-weight: 800; text-decoration: none; }
.project-card--featured .card-link { border-color: rgba(255,255,255,.3); }
.card-link span { transition: transform .2s ease; }
.card-link:hover span { transform: translate(3px, -3px); }

.opensource-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 18px; }
.opensource-card { display: flex; flex-direction: column; padding: 34px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease; }
.opensource-card:hover { transform: translateY(-3px); border-color: #9ea099; box-shadow: var(--shadow); }
:root[data-theme="dark"] .opensource-card:hover { border-color: #555b4f; }
.opensource-card > div:first-child { display: flex; align-items: center; gap: 12px; }
.opensource-card > div:first-child p { margin: 0; color: var(--muted); font-size: .63rem; font-weight: 800; letter-spacing: .13em; }
.opensource-mark { display: grid; width: 44px; height: 44px; place-items: center; color: white; background: #151714; border-radius: 12px; font-size: .72rem; font-weight: 850; }
:root[data-theme="dark"] .opensource-mark { background: var(--acid); color: #151714; }
.opensource-card h3 { margin: 35px 0 8px; font-size: 2rem; letter-spacing: -.04em; }
.opensource-card h3 a { text-decoration: none; }
.opensource-card > p { color: var(--muted); }
.inline-links { display: flex; flex-wrap: wrap; gap: 18px; margin-top: auto; padding-top: 24px; }
.inline-links a { font-size: .72rem; font-weight: 750; text-underline-offset: 4px; }

.credential-list { border-top: 1px solid var(--ink); }
.credential { display: grid; grid-template-columns: 58px 1.6fr .7fr 36px; gap: 16px; align-items: center; min-height: 92px; padding: 10px 14px; border-bottom: 1px solid var(--line); text-decoration: none; transition: padding .25s ease, background .25s ease; }
.credential:hover { padding-inline: 24px; background: var(--surface); }
.credential__num { color: var(--blue); font-size: .67rem; font-weight: 800; }
.credential__name { font-size: clamp(1rem, 2vw, 1.5rem); font-weight: 650; letter-spacing: -.02em; }
.credential__issuer { color: var(--muted); font-size: .8rem; }
.credential__arrow { font-size: 1.1rem; text-align: right; }

.education-skills { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; }
.section-heading--stacked { display: block; margin-bottom: 48px; }
.section-heading--stacked h2 { font-size: clamp(2.3rem, 4vw, 4rem); }
.timeline { position: relative; padding-left: 26px; border-left: 1px solid var(--line); }
.timeline__item { position: relative; padding: 0 0 48px 20px; }
.timeline__item:last-child { padding-bottom: 0; }
.timeline__dot { position: absolute; top: 4px; left: -31px; width: 9px; height: 9px; background: var(--paper); border: 2px solid var(--blue); border-radius: 50%; }
.timeline__date { color: var(--blue); }
.timeline h3 { margin: 8px 0 5px; font-size: 1.32rem; line-height: 1.25; letter-spacing: -.025em; }
.timeline p:not(.timeline__date) { margin: 0 0 9px; color: var(--muted); font-size: .86rem; }
.timeline strong { padding: 4px 8px; color: #151714; background: var(--acid); font-size: .68rem; }
.skill-groups { border-top: 1px solid var(--ink); }
.skill-group { display: grid; grid-template-columns: 110px 1fr; gap: 20px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.skill-group span { color: var(--blue); font-size: .63rem; font-weight: 800; letter-spacing: .1em; }
.skill-group p { margin: 0; font-size: .82rem; }

/* Breadcrumb & Article Page */
.breadcrumb-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 32px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 750;
  text-decoration: none;
  transition: color 0.2s ease, transform 0.2s ease;
}

.breadcrumb-back:hover {
  color: var(--ink);
  transform: translateX(-3px);
}

.article-page {
  padding-block: 60px 100px;
}

.article-page .blog-card {
  max-width: 920px;
  margin-inline: auto;
}

/* Blog Section */
.blog-card {
  position: relative;
  padding: 48px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.blog-card:hover {
  border-color: #9ea099;
}

:root[data-theme="dark"] .blog-card:hover {
  border-color: #555b4f;
}

.blog-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 14px;
}

.blog-card__meta {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.blog-kicker {
  color: var(--blue);
  font-size: 0.7rem;
  font-weight: 750;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.blog-number {
  color: var(--muted);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.blog-card__title {
  margin: 0 0 20px;
  font-size: clamp(2rem, 3.8vw, 3.2rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
  font-weight: 650;
  max-width: 950px;
}

.blog-card__title em {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
  color: var(--blue);
  font-style: italic;
}

.blog-card__lead {
  max-width: 860px;
  margin: 0 0 16px;
  font-size: clamp(1.05rem, 1.4vw, 1.18rem);
  line-height: 1.6;
  color: var(--ink);
  font-weight: 500;
}

.blog-card__abstract {
  max-width: 860px;
  margin: 0 0 30px;
  font-size: 0.95rem;
  line-height: 1.68;
  color: var(--muted);
}

.blog-takeaways {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}

.blog-takeaway {
  display: flex;
  gap: 14px;
  padding: 18px 20px;
  border-radius: 14px;
  background: rgba(0, 0, 0, 0.02);
  border: 1px solid var(--line);
  transition: border-color 0.2s ease;
}

:root[data-theme="dark"] .blog-takeaway {
  background: rgba(255, 255, 255, 0.025);
}

.blog-takeaway strong {
  display: block;
  font-size: 0.84rem;
  font-weight: 750;
  margin-bottom: 4px;
  color: var(--ink);
}

.blog-takeaway p {
  margin: 0;
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--muted);
}

.blog-takeaway__icon {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 800;
  flex-shrink: 0;
  margin-top: 2px;
}

.blog-takeaway__icon--pro {
  background: rgba(67, 164, 81, 0.15);
  color: #2d8a39;
}

:root[data-theme="dark"] .blog-takeaway__icon--pro {
  color: #63de73;
  background: rgba(99, 222, 115, 0.15);
}

.blog-takeaway__icon--con {
  background: rgba(220, 53, 69, 0.15);
  color: #d32f2f;
}

:root[data-theme="dark"] .blog-takeaway__icon--con {
  color: #ff7575;
  background: rgba(255, 117, 117, 0.15);
}

.blog-card__actions {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 32px;
  flex-wrap: wrap;
}

.button--outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 750;
  text-decoration: none;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.button--outline:hover {
  transform: translateY(-2px);
  border-color: var(--ink);
}

.blog-toggle {
  cursor: pointer;
  border: 0;
}

.blog-toggle__arrow {
  display: inline-block;
  transition: transform 0.25s ease;
}

.blog-toggle[aria-expanded="true"] .blog-toggle__arrow {
  transform: rotate(180deg);
}

.blog-content {
  margin-top: 40px;
  padding-top: 40px;
  border-top: 1px solid var(--line);
  animation: blog-reveal 0.35s ease;
}

@keyframes blog-reveal {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.blog-content__inner {
  max-width: 820px;
}

.blog-divider {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 0 0 32px;
  color: var(--muted);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.blog-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}

.blog-p {
  margin: 0 0 20px;
  font-size: 0.98rem;
  line-height: 1.75;
  color: var(--ink);
}

.blog-h4 {
  margin: 44px 0 16px;
  font-size: clamp(1.4rem, 2.5vw, 1.95rem);
  line-height: 1.2;
  letter-spacing: -0.03em;
  font-weight: 650;
  color: var(--ink);
}

.blog-h5 {
  margin: 32px 0 12px;
  font-size: 1.15rem;
  line-height: 1.35;
  letter-spacing: -0.02em;
  font-weight: 700;
  color: var(--ink);
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.86em;
  padding: 2px 7px;
  border-radius: 5px;
  background: rgba(21, 23, 20, 0.06);
  color: var(--ink);
}

:root[data-theme="dark"] code {
  background: rgba(255, 255, 255, 0.09);
}

.code-block {
  position: relative;
  margin: 24px 0 30px;
  border-radius: 12px;
  overflow: hidden;
  background: #0e110d;
  border: 1px solid #282c23;
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.15);
}

:root[data-theme="dark"] .code-block {
  border-color: #343a2e;
}

.code-block__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.035);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.code-block__title {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.72rem;
  color: #a4a89e;
}

.code-block__lang {
  margin-left: auto;
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--acid);
}

.copy-btn {
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.68rem;
  font-weight: 750;
  background: rgba(255, 255, 255, 0.08);
  color: #e5e7eb;
  border: 0;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.copy-btn:hover {
  background: rgba(255, 255, 255, 0.18);
  color: white;
}

.copy-btn.copied {
  background: var(--acid);
  color: #151714;
}

.code-block pre {
  margin: 0;
  padding: 18px 20px;
  overflow-x: auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.85rem;
  line-height: 1.6;
  color: #e2e4dc;
}

.code-block pre code {
  padding: 0;
  background: transparent;
  border-radius: 0;
  color: inherit;
  font-size: inherit;
}

.token-kw { color: #7aa2f7; font-weight: 600; }
.token-fn { color: #e0af68; }
.token-str { color: #9ece6a; }
.token-comment { color: #626e7a; font-style: italic; }

.blog-assessment {
  margin: 44px 0 36px;
  padding: 32px 34px;
  border-radius: 16px;
  background: rgba(49, 88, 232, 0.04);
  border: 1px solid rgba(49, 88, 232, 0.2);
  border-left: 4px solid var(--blue);
}

:root[data-theme="dark"] .blog-assessment {
  background: rgba(113, 139, 255, 0.06);
  border-color: rgba(113, 139, 255, 0.25);
  border-left-color: var(--blue);
}

.blog-assessment__header {
  margin-bottom: 16px;
}

.blog-assessment__title {
  margin: 4px 0 0;
  font-size: 1.4rem;
  letter-spacing: -0.025em;
  font-weight: 700;
  color: var(--ink);
}

.blog-author-card {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-top: 48px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
  flex-wrap: wrap;
}

.blog-author-card__avatar {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border-radius: 50%;
  font-size: 0.72rem;
  font-weight: 850;
  background: var(--ink);
  color: var(--paper);
}

:root[data-theme="dark"] .blog-author-card__avatar {
  background: var(--acid);
  color: #151714;
}

.blog-author-card__info {
  flex: 1;
  min-width: 220px;
}

.blog-author-card__info strong {
  display: block;
  font-size: 0.88rem;
  color: var(--ink);
}

.blog-author-card__info p {
  margin: 3px 0 0;
  font-size: 0.78rem;
  color: var(--muted);
  line-height: 1.45;
}

.blog-collapse-bottom {
  margin-left: auto;
  cursor: pointer;
  background: transparent;
  border: 0;
}

.contact { position: relative; margin-bottom: 24px; padding: 70px; overflow: hidden; color: white; background: #3158e8; border-radius: 24px; }
.contact::after { content: ""; position: absolute; top: -130px; right: -70px; width: 430px; height: 430px; border: 1px solid rgba(255,255,255,.25); border-radius: 50%; box-shadow: 0 0 0 50px rgba(255,255,255,.04), 0 0 0 100px rgba(255,255,255,.04); }
.contact__label { display: flex; align-items: center; gap: 10px; font-size: .65rem; font-weight: 800; letter-spacing: .14em; }
.contact .status-dot { background: var(--acid); box-shadow: 0 0 0 5px rgba(217,255,67,.15); }
.contact h2 { position: relative; z-index: 1; max-width: 930px; margin: 55px 0 80px; font-size: clamp(3rem, 7vw, 7rem); font-weight: 600; line-height: .93; letter-spacing: -.065em; }
.contact h2 em { color: var(--acid); }
.contact__bottom { position: relative; z-index: 1; display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; }
.button--light { color: #151714; background: white; }
.social-links { display: flex; gap: 25px; }
.social-links a { color: white; font-size: .78rem; font-weight: 750; text-underline-offset: 5px; }

.site-footer { display: flex; min-height: 88px; align-items: center; justify-content: space-between; gap: 20px; color: var(--muted); font-size: .7rem; }
.site-footer a { font-weight: 700; }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.75,.25,1); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@keyframes intro-pop { from { opacity: 0; transform: scale(.65) rotate(-20deg); } to { opacity: 1; transform: scale(1) rotate(0); } }
@keyframes intro-rise { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: translateY(0); } }

@media (max-width: 900px) {
  .site-nav { position: fixed; top: 73px; right: 0; left: 0; display: grid; gap: 0; padding: 12px 24px 24px; background: var(--paper); border-bottom: 1px solid var(--line); transform: translateY(-140%); transition: transform .3s ease; }
  .site-nav.is-open { transform: translateY(0); }
  .site-nav a { padding: 15px 0; border-bottom: 1px solid var(--line); }
  .site-nav .nav-cta { margin-top: 12px; padding: 13px 18px; text-align: center; border-bottom: 0; }
  .menu-toggle { display: grid; width: 40px; height: 40px; place-content: center; gap: 6px; padding: 0; background: transparent; border: 0; cursor: pointer; }
  .menu-toggle > span:not(.sr-only) { display: block; width: 21px; height: 2px; background: var(--ink); transition: transform .25s ease; }
  .menu-toggle[aria-expanded="true"] > span:first-child { transform: translateY(4px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] > span:nth-child(2) { transform: translateY(-4px) rotate(-45deg); }
  .hero { grid-template-columns: 1fr; padding-top: 56px; }
  .hero__panel { display: grid; grid-template-columns: .85fr 1.15fr; align-items: center; }
  .panel-topline { grid-column: 1 / -1; }
  .profile-monogram { width: 180px; margin: 25px auto; }
  .hero__ticker { grid-column: auto; }
  .section-heading { grid-template-columns: 1fr; }
  .section-heading > p { max-width: 580px; }
  .education-skills { grid-template-columns: 1fr; gap: 110px; }
}

@media (max-width: 640px) {
  .section-shell { width: min(calc(100% - 30px), var(--max-width)); }
  .site-header { height: 66px; padding-inline: 15px; }
  .site-nav { top: 65px; }
  .intro::before { inset: 14px; }
  .intro__quote { font-size: clamp(2.7rem, 13vw, 4.4rem); }
  .hero { min-height: auto; gap: 55px; padding-block: 70px 24px; }
  .hero h1 { font-size: clamp(3rem, 15vw, 4.6rem); }
  .hero__lede { margin-top: 25px; }
  .hero__actions { align-items: flex-start; flex-direction: column; }
  .hero__panel { display: block; padding: 18px; }
  .profile-monogram { width: 170px; }
  .hero__ticker { justify-content: flex-start; overflow-x: hidden; }
  .section { padding-block: 88px; }
  .section-heading { gap: 20px; margin-bottom: 40px; }
  .section-heading h2 { font-size: 2.75rem; }
  .experience-card { grid-template-columns: 1fr; gap: 38px; padding: 27px 23px; }
  .experience-card + .experience-card { margin-top: 18px; }
  .experience-card__number { font-size: 8rem; bottom: -44px; }
  .project-grid, .opensource-grid { grid-template-columns: 1fr; }
  .project-card { min-height: 360px; padding: 24px 22px; }
  .project-card__top { margin-bottom: 42px; }
  .opensource-card { padding: 25px 22px; }
  .credential { grid-template-columns: 35px 1fr 24px; gap: 10px; min-height: 86px; padding-inline: 6px; }
  .credential__issuer { grid-column: 2; }
  .credential__arrow { grid-row: 1 / span 2; grid-column: 3; }
  .credential:hover { padding-inline: 10px; }
  .education-skills { gap: 90px; }
  .skill-group { grid-template-columns: 1fr; gap: 8px; }
  .blog-card { padding: 26px 20px; }
  .blog-takeaways { grid-template-columns: 1fr; }
  .blog-card__actions { flex-direction: column; align-items: stretch; }
  .blog-assessment { padding: 22px 20px; }
  .blog-author-card { flex-direction: column; align-items: flex-start; }
  .blog-collapse-bottom { margin-left: 0; }
  .contact { width: calc(100% - 30px); padding: 42px 24px; border-radius: 18px; }
  .contact h2 { margin: 50px 0 60px; font-size: clamp(3rem, 14vw, 4.4rem); }
  .contact__bottom { align-items: flex-start; flex-direction: column; }
  .site-footer { align-items: flex-start; flex-direction: column; padding-block: 25px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}