:root {
  color-scheme: light;
  --ink: #132221;
  --muted: #52615f;
  --surface: #ffffff;
  --surface-soft: #f6f8f7;
  --line: #d9e1df;
  --teal: #2f7d64;
  --teal-dark: #215744;
  --blue: #315f9f;
  --amber: #b76e24;
  --deep: #0f2422;
  --shadow: 0 18px 48px rgba(19, 34, 33, 0.13);
  --radius: 8px;
  --max-width: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--surface);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  letter-spacing: 0;
}

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

a {
  color: var(--teal-dark);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--blue);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  line-height: 1.12;
}

h1 {
  max-width: 880px;
  font-size: 3.8rem;
  margin-bottom: 1.2rem;
}

h2 {
  font-size: 2.2rem;
  margin-bottom: 0.9rem;
}

h3 {
  font-size: 1.28rem;
  margin-bottom: 0.55rem;
}

p {
  color: var(--muted);
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -5rem;
  z-index: 100;
  padding: 0.65rem 0.9rem;
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--ink);
  box-shadow: var(--shadow);
}

.skip-link:focus {
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem max(1.25rem, calc((100vw - var(--max-width)) / 2));
  border-bottom: 1px solid rgba(217, 225, 223, 0.9);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 13rem;
  color: var(--ink);
  text-decoration: none;
}

.brand__mark {
  display: grid;
  place-items: center;
  width: 2.55rem;
  height: 2.55rem;
  border: 2px solid var(--teal);
  border-radius: 50%;
  color: var(--teal-dark);
  font-weight: 700;
}

.brand__text {
  display: grid;
  gap: 0.05rem;
}

.brand__text span {
  color: var(--muted);
  font-size: 0.85rem;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.site-nav a {
  padding: 0.5rem 0.72rem;
  border-radius: var(--radius);
  color: var(--ink);
  font-size: 0.95rem;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  background: #eaf3f1;
  color: var(--teal-dark);
}

.hero {
  position: relative;
  display: grid;
  align-items: center;
  min-height: 620px;
  padding: 6.5rem max(1.25rem, calc((100vw - var(--max-width)) / 2)) 5rem;
  overflow: hidden;
  background-image: var(--hero-image);
  background-position: center;
  background-size: cover;
  color: #ffffff;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(15, 36, 34, 0.76);
}

.hero__content {
  position: relative;
  max-width: 900px;
}

.hero h1,
.hero p,
.hero .eyebrow {
  color: #ffffff;
}

.hero__lead {
  max-width: 760px;
  margin-bottom: 1.8rem;
  font-size: 1.25rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.85rem;
  padding: 0.72rem 1rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 700;
  text-decoration: none;
}

.button--primary {
  background: var(--teal);
  color: #ffffff;
}

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

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

.hero .button--secondary {
  border-color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
}

.hero .button--secondary:hover {
  background: rgba(255, 255, 255, 0.2);
  color: #ffffff;
}

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

.section {
  padding: 5rem 0;
}

.section--tight {
  padding: 4rem 0;
}

.section--no-top {
  padding-top: 0;
}

.page-hero {
  padding: 5.5rem 0 3rem;
}

.page-hero p {
  max-width: 820px;
  font-size: 1.12rem;
}

.section__header {
  max-width: 800px;
  margin-bottom: 2rem;
}

.eyebrow {
  margin-bottom: 0.65rem;
  color: var(--amber);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
}

.metric-grid,
.project-grid,
.skill-grid {
  display: grid;
  gap: 1rem;
}

.metric-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.metric-grid--six {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

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

.metric-card,
.project-card,
.skill-card,
.contact-panel,
.callout {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: 0 12px 32px rgba(19, 34, 33, 0.06);
}

.metric-card {
  min-height: 10rem;
  padding: 1.1rem;
}

.metric-card strong {
  display: block;
  color: var(--teal-dark);
  font-size: 2rem;
  line-height: 1.1;
}

.metric-card span {
  display: block;
  margin-top: 0.65rem;
  color: var(--muted);
}

.section--split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(20rem, 1.1fr);
  gap: 2rem;
  align-items: start;
}

.focus-list {
  display: grid;
  gap: 0.75rem;
}

.focus-list span {
  display: block;
  padding: 0.9rem 1rem;
  border-left: 4px solid var(--teal);
  background: var(--surface-soft);
  color: var(--ink);
}

.focus-list--columns {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.project-card,
.skill-card,
.callout,
.contact-panel {
  padding: 1.25rem;
}

.project-card__subtitle {
  margin-bottom: 0.35rem;
  color: var(--blue);
  font-size: 0.9rem;
  font-weight: 700;
}

.project-card__impact {
  color: var(--ink);
  font-weight: 700;
}

.repo-status {
  margin-bottom: 0.85rem;
  color: var(--teal-dark);
  font-weight: 700;
}

code {
  padding: 0.08rem 0.28rem;
  border-radius: 4px;
  background: #eef5f3;
  color: var(--ink);
  font-size: 0.92em;
}

.flow-strip {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 0.75rem;
}

.flow-strip span {
  position: relative;
  display: grid;
  min-height: 5rem;
  place-items: center;
  padding: 0.9rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-soft);
  color: var(--ink);
  font-weight: 800;
  text-align: center;
}

.flow-strip span + span::before {
  position: absolute;
  left: -0.78rem;
  color: var(--blue);
  content: ">";
  font-weight: 900;
}

.diagram-card {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: 0 12px 32px rgba(19, 34, 33, 0.08);
}

.diagram-card a {
  display: block;
}

.diagram-card img {
  width: 100%;
  border-bottom: 1px solid var(--line);
  background: var(--surface-soft);
}

.diagram-card figcaption {
  padding: 1rem 1.15rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.keyword-cloud {
  padding: 1.25rem;
  border-left: 5px solid var(--amber);
  background: var(--surface-soft);
  color: var(--ink);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 1rem;
}

.tag-list span {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  padding: 0.32rem 0.58rem;
  border: 1px solid #cbd9d6;
  border-radius: 999px;
  background: #f7faf9;
  color: var(--ink);
  font-size: 0.86rem;
}

.text-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.2rem;
  font-weight: 700;
}

.text-links--stacked {
  display: grid;
  gap: 0.55rem;
}

.section--visual {
  display: grid;
  grid-template-columns: minmax(0, 0.75fr) minmax(18rem, 1.25fr);
  gap: 2rem;
  align-items: center;
  border-top: 1px solid var(--line);
}

.visual-copy {
  max-width: 540px;
}

.image-frame {
  margin: 0;
}

.image-frame img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.image-frame figcaption {
  margin-top: 0.65rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.project-list,
.timeline {
  display: grid;
  gap: 1.15rem;
}

.project-row,
.timeline-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.7fr);
  gap: 1.5rem;
  padding: 1.4rem 0;
  border-top: 1px solid var(--line);
}

.project-row:first-child,
.timeline-item:first-child {
  border-top: 0;
}

.project-row__meta {
  align-self: start;
}

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

.screenshot-section__header {
  max-width: 62rem;
  margin-bottom: 1.35rem;
}

.screenshot-section__header h2 {
  margin-bottom: 0.55rem;
  font-size: clamp(2rem, 4vw, 3.1rem);
}

.screenshot-card {
  display: grid;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: 0 12px 32px rgba(19, 34, 33, 0.08);
}

.screenshot-card__image {
  position: relative;
  display: block;
  border-bottom: 1px solid var(--line);
  background: var(--surface-soft);
}

.screenshot-card__image:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 4px;
}

.screenshot-card__image::after {
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  padding: 0.42rem 0.65rem;
  border-radius: var(--radius);
  background: rgba(19, 34, 33, 0.86);
  color: #fff;
  content: "Open full size";
  font-size: 0.85rem;
  font-weight: 700;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 160ms ease, transform 160ms ease;
}

.screenshot-card__image:hover::after,
.screenshot-card__image:focus-visible::after {
  opacity: 1;
  transform: translateY(0);
}

.screenshot-card__image img {
  display: block;
  width: 100%;
  max-height: 78vh;
  object-fit: contain;
}

.screenshot-card__body {
  padding: 1.1rem;
}

.screenshot-card h3 {
  margin-bottom: 0.45rem;
  font-size: 1.35rem;
}

.screenshot-card p:last-child {
  margin-bottom: 0;
}

.resume-summary {
  padding: 1.35rem;
  border-left: 5px solid var(--blue);
  background: var(--surface-soft);
}

.resume-summary p {
  margin-bottom: 0;
  color: var(--ink);
  font-size: 1.12rem;
}

.timeline-item {
  grid-template-columns: 12rem minmax(0, 1fr);
}

.timeline-item__meta span {
  display: inline-block;
  padding: 0.38rem 0.62rem;
  border-radius: var(--radius);
  background: #edf4ff;
  color: var(--blue);
  font-weight: 700;
  font-size: 0.9rem;
}

.timeline-item__org {
  margin-bottom: 0.75rem;
  color: var(--teal-dark);
  font-weight: 700;
}

.timeline-item ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--muted);
}

.timeline-item li + li {
  margin-top: 0.45rem;
}

.contact-panel {
  display: grid;
  gap: 1rem;
}

.contact-link {
  overflow-wrap: anywhere;
  color: var(--ink);
  font-size: 1.25rem;
  font-weight: 800;
}

.copy-button {
  justify-self: start;
  min-height: 2.75rem;
  padding: 0.65rem 0.95rem;
  border: 0;
  border-radius: var(--radius);
  background: var(--teal);
  color: #ffffff;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.copy-button:hover {
  background: var(--teal-dark);
}

.copy-status {
  min-height: 1.5rem;
  margin: 0;
  color: var(--teal-dark);
  font-size: 0.95rem;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 2rem max(1.25rem, calc((100vw - var(--max-width)) / 2));
  border-top: 1px solid var(--line);
  background: var(--deep);
  color: #ffffff;
}

.site-footer p,
.site-footer a {
  color: rgba(255, 255, 255, 0.82);
}

.site-footer p {
  max-width: 34rem;
  margin-bottom: 0;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  align-content: start;
  justify-content: flex-end;
  font-weight: 700;
}

@media (max-width: 900px) {
  h1 {
    font-size: 2.8rem;
  }

  h2 {
    font-size: 1.85rem;
  }

  .site-header,
  .site-footer,
  .section--split,
  .section--visual,
  .project-row,
  .timeline-item {
    grid-template-columns: 1fr;
  }

  .site-header {
    display: grid;
    justify-items: start;
  }

  .site-nav {
    justify-content: flex-start;
  }

  .metric-grid,
  .project-grid,
  .skill-grid,
  .metric-grid--six,
  .highlight-grid,
  .flow-strip,
  .focus-list--columns {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero {
    min-height: 560px;
  }
}

@media (max-width: 620px) {
  body {
    font-size: 16px;
  }

  h1 {
    font-size: 2.25rem;
  }

  h2 {
    font-size: 1.55rem;
  }

  .brand {
    min-width: 0;
  }

  .brand__text span {
    display: none;
  }

  .site-nav a {
    padding: 0.45rem 0.52rem;
  }

  .hero {
    min-height: 520px;
    padding-top: 4.5rem;
  }

  .metric-grid,
  .project-grid,
  .skill-grid,
  .metric-grid--six,
  .highlight-grid,
  .flow-strip,
  .focus-list--columns {
    grid-template-columns: 1fr;
  }

  .section,
  .page-hero {
    width: min(100% - 1.5rem, var(--max-width));
  }

  .hero__actions,
  .footer-links {
    display: grid;
    justify-content: stretch;
  }

  .button {
    width: 100%;
  }

  .site-footer {
    display: grid;
  }
}