:root {
  color-scheme: light;
  --canvas: #f7f7f3;
  --surface: #ffffff;
  --ink: #171b22;
  --muted: #5f6672;
  --line: #d9dcd7;
  --accent: #2459d3;
  --accent-dark: #153d99;
  --accent-soft: #e8eefc;
  --max-width: 70rem;
  --radius: 1.25rem;
  --shadow: 0 1.5rem 4rem rgb(29 38 52 / 8%);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
}

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
}

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

a {
  color: inherit;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--accent-dark);
}

:focus-visible {
  outline: 0.2rem solid var(--accent);
  outline-offset: 0.25rem;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.75rem 1rem;
  transform: translateY(-180%);
  border-radius: 0.5rem;
  background: var(--ink);
  color: #fff;
}

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

.shell {
  width: min(calc(100% - 2.5rem), var(--max-width));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  border-bottom: 1px solid rgb(217 220 215 / 80%);
  background: rgb(247 247 243 / 92%);
  backdrop-filter: blur(1rem);
}

.header-inner {
  display: flex;
  min-height: 4.75rem;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  text-decoration: none;
}

.brand span {
  color: var(--accent);
}

.nav-list,
.footer-links {
  display: flex;
  margin: 0;
  padding: 0;
  align-items: center;
  gap: 1.4rem;
  list-style: none;
}

.nav-list a {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  padding-block: 0.7rem;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 650;
  text-decoration: none;
}

.nav-list a:hover,
.nav-list a[aria-current="page"] {
  color: var(--ink);
}

.nav-list a[aria-current="page"] {
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 0.16rem;
  text-underline-offset: 0.45rem;
}

.hero {
  display: grid;
  min-height: min(45rem, calc(100vh - 4.75rem));
  padding-block: clamp(5rem, 12vw, 9rem);
  align-items: center;
  grid-template-columns: minmax(0, 1fr);
}

.hero-copy {
  max-width: 43rem;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  line-height: 1.4;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin-block: 0;
  font-weight: 750;
  letter-spacing: -0.045em;
  line-height: 1.1;
}

h1 {
  max-width: 13ch;
  font-size: clamp(3.2rem, 9vw, 6.5rem);
}

h2 {
  font-size: clamp(2rem, 5vw, 3.5rem);
}

h3 {
  font-size: clamp(1.15rem, 2vw, 1.35rem);
}

.hero-lede {
  max-width: 39rem;
  margin: 1.75rem 0 0;
  color: var(--muted);
  font-size: clamp(1.08rem, 2vw, 1.28rem);
}

.button-row {
  display: flex;
  margin-top: 2.25rem;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.button {
  display: inline-flex;
  min-height: 3rem;
  padding: 0.7rem 1.1rem;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 0.7rem;
  font-size: 0.94rem;
  font-weight: 750;
  text-decoration: none;
}

.button-primary {
  background: var(--ink);
  color: #fff;
}

.button-primary:hover {
  background: var(--accent-dark);
  color: #fff;
}

.button-secondary {
  border-color: var(--line);
  background: var(--surface);
}

.text-link {
  color: var(--accent-dark);
  font-weight: 750;
  text-decoration-color: rgb(36 89 211 / 45%);
}

.hero-contact {
  min-height: 3rem;
  padding-inline: 0.35rem;
  align-content: center;
}

.section {
  padding-block: clamp(4.5rem, 9vw, 7.5rem);
  border-top: 1px solid var(--line);
}

.section-intro {
  background: var(--surface);
}

.intro-grid {
  display: grid;
  align-items: start;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 7vw, 7rem);
}

.intro-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 1.1rem;
}

.intro-copy p + p {
  margin-top: 1rem;
}

.section-heading {
  display: grid;
  margin-bottom: clamp(3rem, 7vw, 5rem);
  align-items: end;
  grid-template-columns: minmax(0, 1.25fr) minmax(17rem, 0.75fr);
  gap: clamp(2rem, 7vw, 7rem);
}

.section-heading > p {
  margin: 0;
  color: var(--muted);
}

.timeline {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.timeline-item {
  display: grid;
  padding-block: 2rem;
  border-bottom: 1px solid var(--line);
  grid-template-columns: minmax(10rem, 0.38fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 5vw, 4rem);
}

.timeline-date,
.project-date,
.project-client,
.timeline-company,
.education-date {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.timeline-company {
  margin-top: 0.35rem;
  color: var(--accent-dark);
}

.timeline-item div > p:last-child {
  max-width: 45rem;
  margin: 0.9rem 0 0;
  color: var(--muted);
}

.section-projects {
  background: var(--surface);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.project-card {
  min-height: 20rem;
  padding: clamp(1.5rem, 4vw, 2.3rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--canvas);
}

.project-card-featured {
  grid-column: 1 / -1;
  background: var(--ink);
  color: #fff;
}

.project-card-topline {
  display: flex;
  margin-bottom: 3rem;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.project-card-featured .project-client,
.project-card-featured .project-date {
  color: #c9cfda;
}

.project-card h3 {
  margin-bottom: 1.15rem;
  font-size: clamp(1.35rem, 2.5vw, 1.8rem);
}

.project-card > p:not(.project-client, .project-date) {
  margin: 0;
  color: var(--muted);
}

.project-card-featured > p:not(.project-client, .project-date) {
  color: #d7dce5;
}

.project-card > p + p {
  margin-top: 0.8rem;
}

.project-card .tag-list {
  margin-top: 1.6rem;
}

.project-card-featured .tag-list li {
  border-color: #4d5666;
  background: #282f3a;
  color: #f4f6f9;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.skill-group {
  padding: 1.8rem;
  border-top: 0.2rem solid var(--ink);
  background: var(--surface);
}

.skill-number {
  margin: 0 0 3rem;
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.skill-group ul {
  margin: 1.25rem 0 0;
  padding-left: 1.1rem;
  color: var(--muted);
}

.skill-group li + li {
  margin-top: 0.35rem;
}

.section-education {
  background: var(--surface);
}

.education-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
}

.contact-section {
  border-top: 0;
}

.contact-panel {
  display: grid;
  padding: clamp(2rem, 6vw, 4.5rem);
  border-radius: var(--radius);
  background: var(--accent-soft);
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: clamp(2rem, 7vw, 6rem);
}

.contact-panel h2 {
  max-width: 13ch;
}

.contact-panel p:last-child {
  max-width: 41rem;
  margin: 1.25rem 0 0;
  color: var(--muted);
}

.contact-actions {
  display: flex;
  align-items: flex-start;
  flex-direction: column;
  gap: 1.1rem;
}

.contact-links {
  display: flex;
  gap: 1.2rem;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 700;
}

.contact-links a,
.footer-links a,
.article-footer .text-link {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
}

.page-intro {
  padding-block: clamp(5rem, 12vw, 9rem) clamp(3.5rem, 8vw, 6rem);
}

.page-intro h1,
.article-header h1 {
  max-width: 15ch;
  font-size: clamp(3rem, 8vw, 5.8rem);
}

.page-intro > p:last-child {
  max-width: 42rem;
  margin: 1.5rem 0 0;
  color: var(--muted);
  font-size: 1.12rem;
}

.blog-archive {
  padding-bottom: clamp(5rem, 10vw, 8rem);
}

.post-list {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.post-list-item {
  padding-block: clamp(2rem, 5vw, 3rem);
  border-bottom: 1px solid var(--line);
}

.post-list-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 2rem;
}

.post-list-heading h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
}

.post-list-heading h2 a {
  text-decoration: none;
}

.post-list-heading time {
  flex: 0 0 auto;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 700;
}

.post-list-item article > p {
  max-width: 47rem;
  margin: 1rem 0 0;
  color: var(--muted);
}

.tag-list {
  display: flex;
  margin: 1rem 0 0;
  padding: 0;
  flex-wrap: wrap;
  gap: 0.45rem;
  list-style: none;
}

.tag-list li {
  padding: 0.25rem 0.6rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.02em;
}

.article {
  max-width: 52rem;
  padding-block: clamp(5rem, 12vw, 8rem);
}

.article-header {
  padding-bottom: clamp(2.5rem, 6vw, 4rem);
  border-bottom: 1px solid var(--line);
}

.article-meta {
  display: flex;
  margin-top: 1.5rem;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 700;
}

.article-meta .tag-list {
  margin: 0;
}

.prose {
  padding-block: clamp(2.5rem, 6vw, 4rem);
  color: #303742;
  font-size: 1.08rem;
}

.prose > * {
  max-width: 42rem;
}

.prose > * + * {
  margin-top: 1.35rem;
}

.prose h2,
.prose h3 {
  margin-top: 2.6rem;
  color: var(--ink);
  letter-spacing: -0.03em;
}

.prose h2 {
  font-size: clamp(1.65rem, 4vw, 2.25rem);
}

.prose h3 {
  font-size: 1.35rem;
}

.prose pre {
  max-width: 100%;
  padding: 1.2rem;
  overflow-x: auto;
  border-radius: 0.75rem;
  background: var(--ink);
  color: #f5f7fb;
  font-size: 0.88rem;
}

.prose code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.9em;
}

.prose :not(pre) > code {
  padding: 0.15em 0.35em;
  border-radius: 0.3rem;
  background: var(--accent-soft);
}

.prose blockquote {
  margin-inline: 0;
  padding-left: 1.25rem;
  border-left: 0.2rem solid var(--accent);
  color: var(--muted);
}

.article-footer {
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}

.empty-state {
  padding: 2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--muted);
}

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

.site-footer {
  border-top: 1px solid var(--line);
}

.footer-inner {
  display: flex;
  min-height: 7rem;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-inner p {
  margin: 0;
}

@media (max-width: 46rem) {
  .shell {
    width: min(calc(100% - 2rem), var(--max-width));
  }

  .header-inner {
    min-height: auto;
    padding-block: 0.9rem;
    align-items: flex-start;
    flex-direction: column;
    gap: 0.35rem;
  }

  .nav-list {
    width: 100%;
    max-width: calc(100vw - 2rem);
    padding-bottom: 0.15rem;
    gap: 1.1rem;
    overflow-x: auto;
  }

  .hero {
    min-height: auto;
    padding-block: 4.5rem 5.5rem;
    grid-template-columns: 1fr;
    gap: 3.5rem;
  }

  .intro-grid {
    grid-template-columns: 1fr;
  }

  .section-heading,
  .skills-grid,
  .contact-panel {
    grid-template-columns: 1fr;
  }

  .timeline-item {
    grid-template-columns: 1fr;
    gap: 0.65rem;
  }

  .project-grid {
    grid-template-columns: 1fr;
  }

  .project-card-featured {
    grid-column: auto;
  }

  .project-card-topline,
  .post-list-heading,
  .education-row {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.55rem;
  }

  .project-card {
    min-height: auto;
  }

  .contact-actions {
    width: 100%;
  }

  .contact-actions .button {
    width: 100%;
  }

  .footer-inner {
    padding-block: 2rem;
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 0.8rem;
  }

  .footer-links {
    flex-wrap: wrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}