:root {
  color-scheme: light;
  --paper: #f3efe4;
  --paper-deep: #e9e1d0;
  --ink: #142b3a;
  --ink-soft: #52616a;
  --sea: #1f6473;
  --sea-light: #80aeb2;
  --sun: #d1784c;
  --line: rgba(20, 43, 58, 0.18);
  --serif: Iowan Old Style, Baskerville, "Times New Roman", serif;
  --sans: Avenir Next, Avenir, Futura, sans-serif;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --paper: #0d1b24;
  --paper-deep: #142b3a;
  --ink: #f3efe4;
  --ink-soft: #b5c0c2;
  --sea: #80aeb2;
  --sea-light: #377786;
  --sun: #e08a5c;
  --line: rgba(243, 239, 228, 0.18);
}

* { box-sizing: border-box; }

html { background: var(--paper); }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.65;
}

a { color: inherit; text-underline-offset: 0.22em; }

.site-header {
  width: min(72rem, calc(100% - 2rem));
  margin: 1.5rem auto 0;
}

.sailing-lane {
  position: relative;
  height: 4.4rem;
  overflow: hidden;
}

.waterline {
  position: absolute;
  right: 0;
  bottom: 0.75rem;
  left: 0;
  height: 1px;
  background: var(--sea-light);
}

.waterline::after {
  content: "";
  position: absolute;
  inset: -4px 0 auto;
  height: 5px;
  opacity: 0.35;
  background: repeating-radial-gradient(ellipse at 50% 100%, transparent 0 10px, var(--sea-light) 11px 12px, transparent 13px 22px);
}

.boat-track {
  position: absolute;
  z-index: 1;
  bottom: 0.78rem;
  left: 0;
  width: 3.5rem;
  height: 3.3rem;
  animation: sail-across 38s linear infinite;
  animation-delay: var(--sail-delay, 0s);
}

.boat-bob { animation: bob 3.2s ease-in-out infinite; }

.sailboat { position: relative; width: 3.5rem; height: 3rem; }
.mast { position: absolute; left: 1.7rem; bottom: 0.45rem; width: 2px; height: 2.35rem; background: var(--ink); }
.sail { position: absolute; bottom: 0.64rem; filter: drop-shadow(0 1px 0 rgba(20, 43, 58, 0.25)); }
.sail-main { left: 0.55rem; border-right: 1.02rem solid var(--sun); border-top: 1.9rem solid transparent; }
.sail-spinnaker { left: 1.82rem; width: 1.2rem; height: 1.82rem; background: var(--sea-light); border: 1px solid rgba(31, 100, 115, 0.6); border-radius: 8% 92% 72% 24% / 5% 48% 52% 92%; transform: rotate(-4deg); transform-origin: left bottom; }
.sail-spinnaker::after { content: ""; position: absolute; inset: 0.16rem 0.18rem 0.2rem 0.38rem; border-right: 1px solid rgba(255, 250, 240, 0.72); border-radius: 50%; }
.hull { position: absolute; left: 0.5rem; bottom: 0.18rem; width: 2.55rem; height: 0.5rem; border-radius: 0 0 1.5rem 1.5rem; background: var(--ink); transform: skewX(-12deg); }
.boat-wave {
  position: absolute;
  bottom: -0.12rem;
  height: 0.42rem;
  border-top: 2px solid var(--sea);
  border-radius: 50%;
  opacity: 0.82;
  animation: wake 2.4s ease-in-out infinite;
}
.wave-one { left: 0.3rem; width: 2.9rem; }
.wave-two { left: -0.35rem; bottom: -0.38rem; width: 2rem; opacity: 0.52; animation-delay: -0.8s; }
.wave-three { right: -0.2rem; bottom: -0.34rem; width: 1.45rem; opacity: 0.42; animation-delay: -1.55s; }

nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 4rem;
  border-bottom: 1px solid var(--line);
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

nav a { text-decoration: none; }
.site-name { display: grid; width: 2.35rem; height: 2.35rem; place-items: center; border: 1px solid var(--ink); border-radius: 50%; letter-spacing: 0; }
.nav-links { display: flex; gap: clamp(1.1rem, 4vw, 2.75rem); }
.nav-links a { position: relative; padding-block: 1.25rem; }
.nav-links a::after { content: ""; position: absolute; right: 0; bottom: 0.8rem; left: 0; height: 1px; background: var(--sun); transform: scaleX(0); transition: transform 180ms ease; }
.nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); }
.nav-actions { display: flex; align-items: center; gap: 0.25rem; }
.theme-toggle { display: grid; width: 2.5rem; height: 2.5rem; padding: 0; place-items: center; border: 1px solid var(--line); border-radius: 50%; background: transparent; color: var(--ink); letter-spacing: 0; text-transform: none; cursor: pointer; }
.theme-toggle:hover { border-color: var(--sea); color: var(--sea); }
.theme-icon { display: block; grid-area: 1 / 1; width: 1.15rem; height: 1.15rem; transition: transform 180ms ease, opacity 180ms ease; }
.theme-sun { opacity: 0; transform: rotate(-45deg) scale(0.6); }
:root[data-theme="dark"] .theme-moon { opacity: 0; transform: rotate(45deg) scale(0.6); }
:root[data-theme="dark"] .theme-sun { opacity: 1; transform: rotate(0) scale(1); }
.menu-toggle { position: relative; display: none; width: 2.5rem; height: 2.5rem; padding: 0; border: 0; background: transparent; color: var(--ink); cursor: pointer; }
.menu-toggle span { position: absolute; top: 50%; right: 0.55rem; left: 0.55rem; height: 1px; background: currentColor; transform-origin: center; transition: transform 220ms ease; }
.menu-toggle span:nth-child(1) { transform: translateY(-0.38rem); }
.menu-toggle span:nth-child(3) { transform: translateY(0.38rem); }

.page { width: min(58rem, calc(100% - 2rem)); margin: 0 auto; padding: clamp(4rem, 10vw, 8rem) 0; }
.home-page { width: min(72rem, calc(100% - 2rem)); }
.home-intro { display: grid; grid-template-columns: minmax(25rem, 1.15fr) minmax(18rem, 0.75fr); gap: clamp(3rem, 8vw, 7rem); min-height: 68vh; align-items: center; scroll-margin-top: 2rem; }
.intro-copy { max-width: 48rem; }
.home-portrait { width: min(23rem, 100%); margin-inline: auto; }
.personal-note { max-width: 38rem; margin: 1.25rem 0 0; color: var(--ink-soft); }
.personal-note a { color: var(--sea); }
.intro { max-width: 50rem; }
.eyebrow { margin: 0 0 1.2rem; color: var(--sea); font-family: var(--sans); font-size: 0.72rem; font-weight: 700; letter-spacing: 0.2em; }
h1 { max-width: 18ch; margin: 0; font-size: clamp(2.8rem, 8vw, 5.8rem); font-weight: 400; letter-spacing: -0.035em; line-height: 1.06; }
h1 em { color: var(--sea); font-weight: 400; }
.lede { max-width: 38rem; margin: 2rem 0 0; color: var(--ink-soft); font-size: clamp(1.12rem, 2vw, 1.35rem); }
.home-links { display: flex; flex-wrap: wrap; gap: 1rem 2rem; margin-top: 2.5rem; font-family: var(--sans); font-size: 0.82rem; font-weight: 600; }
.feed-link {
  display: inline-block;
  margin-top: 1.25rem;
  color: var(--sea);
  font-family: var(--sans);
  font-size: 0.76rem;
  font-weight: 600;
}

.prose-page h1, .blog-page > h1, .post-header h1 { font-size: clamp(2.6rem, 7vw, 4.75rem); }
.about-layout {
  display: grid;
  grid-template-columns: minmax(15rem, 0.78fr) minmax(18rem, 1fr);
  gap: clamp(2.5rem, 7vw, 6rem);
  align-items: center;
  margin-top: 3.5rem;
}
.about-layout .prose { margin-top: 0; }
.portrait { margin: 0; }
.portrait-frame {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  aspect-ratio: 4 / 5;
  border: 1px solid var(--line);
  border-radius: 48% 48% 0.35rem 0.35rem;
  background: var(--paper-deep);
  box-shadow: 0.8rem 0.8rem 0 var(--sea-light);
}
.portrait-frame::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 12% -18% -30%;
  border-radius: 50% 50% 0 0;
  background: var(--sun);
  opacity: 0.78;
}
.portrait img {
  display: block;
  width: 116%;
  max-width: none;
  height: auto;
  margin: 5% 0 0 -8%;
}
.prose { max-width: 42rem; margin-top: 3rem; }
.prose p { margin: 0 0 1.4rem; }
.prose h2 { margin: 2.5rem 0 0.6rem; font-size: 1.8rem; line-height: 1.2; }
.prose a { color: var(--sea); }
.prose code { padding: 0.12rem 0.35rem; background: var(--paper-deep); font-size: 0.88em; }
.prose pre { overflow-x: auto; padding: 1.25rem; background: var(--ink); color: var(--paper); }
.prose pre code { padding: 0; background: none; }

.setup-section { margin-top: clamp(4rem, 9vw, 7rem); padding-top: 3rem; border-top: 1px solid var(--line); }
.setup-section h2 { margin: 0; font-size: clamp(2rem, 5vw, 3.25rem); font-weight: 400; line-height: 1.1; }
.section-intro { max-width: 36rem; margin: 1rem 0 0; color: var(--ink-soft); }
.setup-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; margin: 2.5rem 0 0; overflow: hidden; border: 1px solid var(--line); border-radius: 0.35rem; background: var(--line); }
.gear-grid { margin-top: 3.5rem; }
.setup-item { padding: 1.4rem 1.5rem; background: var(--paper); }
.setup-item dt { font-family: var(--sans); font-size: 0.7rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; }
.setup-item dd { margin: 0.35rem 0 0; color: var(--ink-soft); }
.setup-values { margin: 0; padding-left: 1.15rem; }
.setup-values li + li { margin-top: 0.18rem; }
.setup-values a { color: var(--sea); }
.setup-subvalues { margin: 0.18rem 0 0; padding-left: 1.15rem; }

.project-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem; margin-top: 3.5rem; }
.project-card { min-height: 19rem; padding: clamp(1.5rem, 4vw, 2.5rem); border: 1px solid var(--line); border-radius: 0.35rem; background: var(--paper-deep); }
.project-card h2 { margin: 0.7rem 0 1rem; font-size: clamp(1.8rem, 4vw, 2.5rem); font-weight: 400; line-height: 1.1; }
.project-card h2 a { text-decoration: none; }
.project-card > p:not(.project-kind) { color: var(--ink-soft); }
.project-kind { margin: 0; color: var(--sea); font-family: var(--sans); font-size: 0.68rem; font-weight: 700; letter-spacing: 0.14em; }
.project-placeholder { background: transparent; border-style: dashed; }
.tag-list { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 1.8rem 0 0; padding: 0; list-style: none; }
.tag-list li { padding: 0.22rem 0.55rem; border: 1px solid var(--line); border-radius: 999px; font-family: var(--sans); font-size: 0.65rem; }

.resume-sections { margin-top: 4rem; border-top: 1px solid var(--line); }
.resume-section { display: grid; grid-template-columns: minmax(8rem, 0.35fr) 1fr; gap: 2rem; padding: 2.75rem 0; border-bottom: 1px solid var(--line); }
.resume-section > h2 { margin: 0; color: var(--sea); font-family: var(--sans); font-size: 0.72rem; letter-spacing: 0.15em; text-transform: uppercase; }
.resume-entry h3 { margin: 0; font-size: 1.5rem; font-weight: 400; line-height: 1.2; }
.resume-entry p { margin: 0.45rem 0 0; color: var(--ink-soft); }
.resume-placeholder { opacity: 0.78; }

.post-list { margin-top: 3rem; border-top: 1px solid var(--line); }
.post-card { display: grid; grid-template-columns: 9rem 1fr auto; gap: 0.75rem 2rem; align-items: baseline; padding: 2.25rem 0; border-bottom: 1px solid var(--line); }
.post-card time, .post-header time { color: var(--ink-soft); font-family: var(--sans); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; }
.post-card h2 { margin: 0; font-size: 1.65rem; line-height: 1.2; }
.post-card h2 a { text-decoration: none; }
.post-card p { grid-column: 2; margin: 0; color: var(--ink-soft); }
.read-link { grid-column: 3; grid-row: 1 / span 2; align-self: center; font-family: var(--sans); font-size: 0.75rem; font-weight: 600; }
.post-header { max-width: 48rem; padding-bottom: 3rem; border-bottom: 1px solid var(--line); }
.post-header time { display: block; margin: 2rem 0 1rem; }
.post-description { max-width: 38rem; margin: 1.5rem 0 0; color: var(--ink-soft); font-size: 1.2rem; }
.back-link { font-family: var(--sans); font-size: 0.75rem; font-weight: 600; }
.post-body { margin-top: 3rem; }

.site-footer { display: flex; justify-content: space-between; width: min(72rem, calc(100% - 2rem)); margin: 0 auto; padding: 2rem 0 3rem; border-top: 1px solid var(--line); color: var(--ink-soft); font-family: var(--sans); font-size: 0.7rem; letter-spacing: 0.06em; }
.site-footer p { margin: 0; }

::view-transition-new(root) { animation: none; }
::view-transition-old(root) { z-index: 1; animation: vacuum-away 680ms cubic-bezier(0.76, 0, 0.24, 1) both; }

@keyframes vacuum-away {
  from { clip-path: circle(var(--theme-radius) at var(--theme-x) var(--theme-y)); filter: saturate(1); }
  72% { filter: saturate(0.65); }
  to { clip-path: circle(0 at var(--theme-x) var(--theme-y)); filter: saturate(0) blur(2px); }
}

@keyframes sail-across {
  from { transform: translateX(-4rem); }
  to { transform: translateX(calc(min(72rem, 100vw - 2rem) + 4rem)); }
}

@keyframes bob {
  0%, 100% { transform: translateY(0) rotate(-1.5deg); }
  50% { transform: translateY(-4px) rotate(1.5deg); }
}

@keyframes wake {
  0%, 100% { transform: translateX(0) scaleX(0.86); opacity: 0.42; }
  50% { transform: translateX(-0.18rem) scaleX(1.08); opacity: 0.82; }
}

@media (max-width: 950px) {
  .home-intro { grid-template-columns: 1fr; min-height: auto; }
  .home-portrait { width: min(22rem, 80%); }
}

@media (max-width: 700px) {
  .site-header { margin-top: 0.75rem; }
  .sailing-lane { height: 4.5rem; }
  nav { position: relative; z-index: 2; font-size: 0.72rem; }
  .menu-toggle { display: block; }
  .menu-toggle.is-open span:nth-child(1) { transform: rotate(45deg); }
  .menu-toggle.is-open span:nth-child(2),
  .menu-toggle.is-open span:nth-child(3) { transform: rotate(-45deg); }
  .nav-links { position: absolute; top: calc(100% + 1px); right: 0; left: 0; display: grid; gap: 0; padding: 0.5rem 1rem 1rem; border-bottom: 1px solid var(--line); background: var(--paper); box-shadow: 0 0.8rem 1.4rem rgba(20, 43, 58, 0.08); opacity: 0; visibility: hidden; transform: translateY(-0.5rem); pointer-events: none; transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease; }
  .nav-links.is-open { opacity: 1; visibility: visible; transform: translateY(0); pointer-events: auto; }
  .nav-links a { padding-block: 0.75rem; }
  .nav-links a::after { bottom: 0.55rem; }
  .page { padding-block: 4rem; }
  .about-layout { grid-template-columns: 1fr; }
  .portrait { width: min(21rem, 88%); margin-inline: auto; }
  .setup-grid, .project-list { grid-template-columns: 1fr; }
  .resume-section { grid-template-columns: 1fr; gap: 1rem; }
  .post-card { grid-template-columns: 1fr; }
  .post-card p, .read-link { grid-column: 1; grid-row: auto; }
  .site-footer { display: block; }
  .footer-mark { margin-top: 0.5rem !important; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; }
  .boat-track { left: 50%; animation: none; transform: translateX(-50%); }
  .boat-bob { animation: none; }
  .boat-wave { animation: none; }
}