:root {
  --canvas: #f7f6f3;
  --surface: #ffffff;
  --surface-alt: #f9f9f8;
  --ink: #111111;
  --body: #2f3437;
  --muted: #787774;
  --border: #eaeaea;
  --border-soft: rgba(0, 0, 0, 0.06);
  --sans: 'Helvetica Neue', 'Segoe UI', system-ui, sans-serif;
  --serif: 'Newsreader', 'Georgia', 'Times New Roman', serif;
  --mono: 'JetBrains Mono', 'SF Mono', 'Consolas', monospace;
  --pastel-red-bg: #fdebec;
  --pastel-red-text: #9f2f2d;
  --pastel-blue-bg: #e1f3fe;
  --pastel-blue-text: #1f6c9f;
  --pastel-green-bg: #edf3ec;
  --pastel-green-text: #346538;
  --pastel-yellow-bg: #fbf3db;
  --pastel-yellow-text: #956400;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --max-content: 56rem;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--body);
  background: var(--canvas);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--ink);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: #333333;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 999;
  padding: 0.5rem 1rem;
  background: var(--ink);
  color: #ffffff;
  border-radius: 0 0 6px 6px;
  font-size: 0.8125rem;
  text-decoration: none;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 0;
}

.ambient {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.ambient__blob {
  position: absolute;
  width: min(90vw, 720px);
  height: min(90vw, 720px);
  top: -20%;
  right: -15%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(251, 243, 219, 0.35) 0%, transparent 70%);
  opacity: 0.04;
  animation: ambient-drift 24s ease-in-out infinite alternate;
}

.ambient__grain {
  position: absolute;
  inset: 0;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

@keyframes ambient-drift {
  from {
    transform: translate(0, 0) scale(1);
  }
  to {
    transform: translate(-4%, 6%) scale(1.08);
  }
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 246, 243, 0.82);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.site-header__inner {
  max-width: var(--max-content);
  margin: 0 auto;
  padding: 0.85rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-header__brand {
  font-family: var(--serif);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem 1rem;
  font-size: 0.8125rem;
}

.site-nav a {
  color: var(--muted);
  text-decoration: none;
  padding: 0.35rem 0;
  transition: color 0.2s ease;
}

.site-nav a:hover {
  color: var(--ink);
}

.site-nav__cta {
  display: inline-block;
  padding: 0.45rem 0.85rem;
  background: var(--ink);
  color: #ffffff !important;
  border-radius: 5px;
  text-decoration: none;
  transition: background 0.2s ease, transform 0.15s ease;
}

.site-nav__cta:hover {
  background: #333333;
  color: #ffffff !important;
}

.site-nav__cta:active {
  transform: scale(0.98);
}

.site-nav__hub {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.02em;
}

.site-nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 28px;
  height: 28px;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
}

.site-nav__toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.site-nav__toggle[aria-expanded="true"] .site-nav__toggle-bar:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.site-nav__toggle[aria-expanded="true"] .site-nav__toggle-bar:nth-child(2) {
  opacity: 0;
}

.site-nav__toggle[aria-expanded="true"] .site-nav__toggle-bar:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

main {
  position: relative;
  z-index: 1;
}

.section {
  padding: 6rem 1.5rem;
}

.section--hero {
  padding-top: 5rem;
  padding-bottom: 4rem;
  position: relative;
}

.section--hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 50% at 50% 0%, rgba(225, 243, 254, 0.12), transparent 60%);
  pointer-events: none;
}

.section__inner {
  max-width: var(--max-content);
  margin: 0 auto;
}

.section__label {
  font-family: var(--mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 1rem;
}

.section__title {
  font-family: var(--serif);
  font-size: clamp(2rem, 4.5vw, 2.75rem);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--ink);
  margin: 0 0 1rem;
}

.section__lead {
  margin: 0;
  max-width: 38rem;
  color: var(--muted);
  font-size: 1.0625rem;
}

.hero__name {
  font-family: var(--serif);
  font-size: clamp(2.75rem, 7vw, 4.25rem);
  font-weight: 500;
  letter-spacing: -0.04em;
  line-height: 1.05;
  color: var(--ink);
  margin: 0 0 0.75rem;
}

.hero__rule {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0 0 1.25rem;
}

.hero__role {
  margin: 0 0 1.5rem;
  font-size: 1.125rem;
  color: var(--body);
  max-width: 32rem;
}

.contact-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--muted);
}

.contact-grid a {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--muted);
  text-decoration: none;
}

.contact-grid a:hover {
  color: var(--ink);
}

.contact-grid i {
  font-size: 0.9rem;
}

.hero__actions {
  margin-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.15rem;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: 5px;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.15s ease, box-shadow 0.2s ease;
}

.btn--primary {
  background: var(--ink);
  color: #ffffff;
}

.btn--primary:hover {
  background: #333333;
  color: #ffffff;
}

.btn--primary:active {
  transform: scale(0.98);
}

.btn--ghost {
  background: var(--surface);
  color: var(--ink);
  border: 1px solid var(--border);
}

.btn--ghost:hover {
  background: var(--surface-alt);
}

.bento {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1rem;
}

.bento-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid transparent;
  border-radius: 10px;
  padding: 1.5rem 1.75rem;
  transition: box-shadow 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}

.bento-card:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
  border-left-color: var(--pastel-blue-text);
  transform: translateY(-2px);
}

.bento-card:nth-child(2):hover { border-left-color: var(--pastel-green-text); }
.bento-card:nth-child(3):hover { border-left-color: var(--pastel-yellow-text); }
.bento-card:nth-child(4):hover { border-left-color: var(--pastel-red-text); }
.bento-card:nth-child(5):hover { border-left-color: var(--pastel-blue-text); }

.bento-card--span-8 {
  grid-column: span 12;
}

.bento-card--span-6 {
  grid-column: span 12;
}

.bento-card--span-4 {
  grid-column: span 12;
}

.bento-card--span-3 {
  grid-column: span 12;
}

.bento-card--span-5 {
  grid-column: span 12;
}

.bento-card--span-7 {
  grid-column: span 12;
}

@media (min-width: 768px) {
  .bento-card--span-8 {
    grid-column: span 8;
  }

  .bento-card--span-6 {
    grid-column: span 6;
  }

  .bento-card--span-4 {
    grid-column: span 4;
  }

  .bento-card--span-3 {
    grid-column: span 3;
  }

  .bento-card--span-5 {
    grid-column: span 5;
  }

  .bento-card--span-7 {
    grid-column: span 7;
  }
}

.bento-card__stat {
  font-family: var(--serif);
  font-size: 2.5rem;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--ink);
  margin: 0;
}

.bento-card__label {
  font-size: 0.8125rem;
  color: var(--muted);
  margin: 0.5rem 0 0;
}

.bento-card h3 {
  font-family: var(--serif);
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem;
  color: var(--ink);
}

.bento-card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 1rem;
}

.tag {
  display: inline-block;
  padding: 0.25rem 0.65rem;
  border-radius: 9999px;
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.tag:hover {
  transform: translateY(-1px);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
}

.tag--blue {
  background: var(--pastel-blue-bg);
  color: var(--pastel-blue-text);
}

.tag--green {
  background: var(--pastel-green-bg);
  color: var(--pastel-green-text);
}

.tag--red {
  background: var(--pastel-red-bg);
  color: var(--pastel-red-text);
}

.tag--yellow {
  background: var(--pastel-yellow-bg);
  color: var(--pastel-yellow-text);
}

.skills-block {
  margin-bottom: 1.25rem;
}

.skills-block:last-child {
  margin-bottom: 0;
}

.skills-block dt {
  font-weight: 600;
  color: var(--ink);
  font-size: 0.875rem;
  margin-bottom: 0.35rem;
}

.skills-block dd {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--body);
}

.skills-group {
  margin-bottom: 2rem;
}

.skills-group:last-child {
  margin-bottom: 0;
}

.skills-group__title {
  font-family: var(--mono);
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 0.75rem;
  font-weight: 500;
}

.skills-group .tag-row {
  margin-top: 0;
}

.entry {
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--border);
}

.entry:first-child {
  padding-top: 0;
}

.entry:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.entry__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  margin-bottom: 0.35rem;
}

.entry__title {
  font-weight: 600;
  color: var(--ink);
  margin: 0;
  font-size: 1.0625rem;
}

.entry__date {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--muted);
  white-space: nowrap;
}

.entry__subtitle {
  margin: 0 0 0.85rem;
  font-size: 0.9rem;
  color: var(--muted);
  font-style: italic;
}

.entry__link {
  font-family: var(--mono);
  font-size: 0.75rem;
  margin-left: 0.35rem;
  color: var(--pastel-blue-text);
  text-decoration: none;
}

.entry__link:hover {
  text-decoration: underline;
}

.entry ul {
  margin: 0;
  padding-left: 1.15rem;
}

.entry li {
  margin-bottom: 0.45rem;
  font-size: 0.9375rem;
  color: var(--body);
}

.entry li:last-child {
  margin-bottom: 0;
}

.entry strong {
  font-weight: 600;
  color: var(--ink);
}

.achievement-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.achievement-list li {
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9375rem;
}

.achievement-list li:last-child {
  border-bottom: none;
}

.achievement-list strong {
  color: var(--ink);
}

.window-chrome {
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  background: var(--surface);
  margin-top: 1.5rem;
}

.window-chrome__bar {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.65rem 0.85rem;
  background: var(--surface-alt);
  border-bottom: 1px solid var(--border);
}

.window-chrome__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #e0e0e0;
}

.window-chrome__dot--red { background: #ff5f57; }
.window-chrome__dot--yellow { background: #febc2e; }
.window-chrome__dot--green { background: #28c840; }

.window-chrome__title {
  margin-left: 0.5rem;
  font-family: var(--mono);
  font-size: 0.625rem;
  color: var(--muted);
  letter-spacing: 0.02em;
}

.window-chrome__body {
  padding: 1.25rem 1.5rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--muted);
  line-height: 1.7;
}

.window-chrome__body code {
  color: var(--pastel-blue-text);
}

.code-kw { color: var(--pastel-red-text); font-weight: 600; }
.code-type { color: var(--pastel-yellow-text); }
.code-fn { color: var(--pastel-blue-text); }
.code-comment { color: var(--muted); font-style: italic; }

kbd {
  display: inline-block;
  padding: 0.1rem 0.35rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  background: var(--canvas);
  border: 1px solid var(--border);
  border-radius: 4px;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 1.5rem 3rem;
  text-align: center;
  font-size: 0.8125rem;
  color: var(--muted);
}

.site-footer a {
  color: var(--body);
}

.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-stagger > * {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
  transition-delay: calc(var(--index, 0) * 80ms);
}

.reveal-stagger.is-visible > * {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 640px) {
  .site-nav__toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(247, 246, 243, 0.97);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 1.5rem 1rem;
    gap: 0;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.25s var(--ease-out), opacity 0.25s var(--ease-out);
  }

  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .site-nav a {
    padding: 0.5rem 0;
    font-size: 0.875rem;
  }

  .section {
    padding: 4rem 1.25rem;
  }
}