/* ---------------------------------------------------------------
   Font metric fallbacks: keep pre/post-swap layout stable.
----------------------------------------------------------------- */
@font-face {
  font-family: "Fraunces Fallback";
  src: local("Georgia"), local("Times New Roman");
  size-adjust: 108%;
  ascent-override: 82%;
  descent-override: 22%;
  line-gap-override: 0%;
}
@font-face {
  font-family: "Inter Fallback";
  src: local("Arial"), local("Helvetica");
  size-adjust: 107%;
  ascent-override: 90%;
  descent-override: 22%;
  line-gap-override: 0%;
}

/* ---------------------------------------------------------------
   Design tokens
   Minimal / clean. Warm ink on soft paper, one restrained accent.
----------------------------------------------------------------- */
:root {
  --paper:      #fbfaf7;
  --ink:        #17140f;
  --ink-soft:   #5b564d;
  --line:       #e4e0d7;
  --card:       #ffffff;
  --accent:     #2f5d50;   /* deep pine, quiet, not the usual clay */
  --accent-ink: #ffffff;

  --font-display: "Fraunces", "Fraunces Fallback", Georgia, "Times New Roman", serif;
  --font-body:    "Inter", "Inter Fallback", system-ui, -apple-system, sans-serif;

  --w: 62rem;           /* content max width */
  --gap: clamp(1rem, 3vw, 2rem);
  --pad: clamp(1.25rem, 5vw, 2.5rem);
  --radius: 14px;
}

[data-theme="dark"] {
  --paper:    #100f0d;
  --ink:      #f2efe8;
  --ink-soft: #a29b8d;
  --line:     #2a2823;
  --card:     #17160f;
  --accent:   #7fb8a6;
  --accent-ink: #0e1512;
}

/* ---------------------------------------------------------------
   Reset & base
----------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation: none !important; transition: none !important; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background .3s ease, color .3s ease;
}

a { color: inherit; text-decoration: none; }

.skip {
  position: absolute; left: -999px; top: 0;
  background: var(--ink); color: var(--paper);
  padding: .6rem 1rem; z-index: 100; border-radius: 0 0 8px 0;
}
.skip:focus { left: 0; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------------------------------------------------------------
   Header / nav
----------------------------------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  transform: translateZ(0);
  will-change: transform;
}
.nav {
  max-width: var(--w); margin: 0 auto;
  padding: .85rem var(--pad);
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem;
}
.nav__mark {
  font-family: var(--font-display);
  font-weight: 600; font-size: 1.15rem;
  letter-spacing: .02em;
}
.nav__links { display: flex; align-items: center; gap: clamp(.75rem, 2.5vw, 1.75rem); }
.nav__links a { color: var(--ink-soft); font-size: .95rem; font-weight: 500; transition: color .2s; }
.nav__links a:hover { color: var(--ink); }
.nav__cta {
  color: var(--ink) !important;
  border: 1px solid var(--line);
  padding: .35rem .85rem; border-radius: 999px;
}
.nav__cta:hover { border-color: var(--accent); }

.nav__toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  width: 38px; height: 38px; border-radius: 999px;
  cursor: pointer;
  padding: 0;
  align-items: center; justify-content: center;
  flex-direction: column;
  gap: 4px;
  margin-left: auto;
}
.nav__toggle:hover { border-color: var(--accent); }
.nav__toggle-bar {
  display: block;
  width: 16px; height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform .2s, opacity .2s;
}
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(2) {
  opacity: 0;
}
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

@media (max-width: 620px) {
  .nav { flex-wrap: wrap; }
  .nav__toggle { display: inline-flex; }
  .nav__links {
    order: 3;
    flex-basis: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: .75rem;
    padding: 0;
    max-height: 0;
    overflow: hidden;
    visibility: hidden;
    transition: max-height .25s ease, padding .25s ease, visibility 0s linear .25s;
  }
  .nav__links[data-open="true"] {
    max-height: 20rem;
    padding: .5rem 0 1rem;
    visibility: visible;
    transition: max-height .25s ease, padding .25s ease, visibility 0s;
  }
  .nav__links a { font-size: 1rem; }
}

.theme-toggle {
  background: none; border: 1px solid var(--line);
  width: 38px; height: 38px; border-radius: 999px;
  cursor: pointer; display: grid; place-items: center;
  transition: border-color .2s;
}
.theme-toggle:hover { border-color: var(--accent); }
.theme-toggle__icon {
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--ink);
  box-shadow: inset -4px -4px 0 0 var(--paper);
  transition: all .3s;
}
[data-theme="dark"] .theme-toggle__icon {
  background: var(--ink);
  box-shadow: none;
}

/* ---------------------------------------------------------------
   Layout primitives
----------------------------------------------------------------- */
.section {
  max-width: var(--w); margin: 0 auto;
  padding: clamp(3.5rem, 9vw, 6rem) var(--pad);
  border-bottom: 1px solid var(--line);
}
.section__head { margin-bottom: clamp(1.75rem, 4vw, 2.75rem); }
.section__label {
  font-size: .8rem; letter-spacing: .14em; text-transform: uppercase;
  color: var(--accent); font-weight: 600; margin: 0 0 .5rem;
}
.section__title {
  font-family: var(--font-display);
  font-weight: 500; font-size: clamp(1.7rem, 4.5vw, 2.5rem);
  line-height: 1.1; margin: 0; letter-spacing: -.01em;
}

/* ---------------------------------------------------------------
   Hero
----------------------------------------------------------------- */
.hero {
  max-width: var(--w); margin: 0 auto;
  padding: clamp(4rem, 12vw, 8rem) var(--pad) clamp(3rem, 8vw, 5rem);
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: clamp(2rem, 6vw, 5rem);
}
.hero__text { min-width: 0; }
.hero__eyebrow {
  font-size: .8rem; letter-spacing: .14em; text-transform: uppercase;
  color: var(--accent); font-weight: 600; margin: 0 0 1.25rem;
  display: inline-flex; align-items: center; gap: .6rem;
}
.hero__avatar {
  display: none;
  width: 40px; height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--line);
}
.hero__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  line-height: 1.03; letter-spacing: -.02em;
  margin: 0 0 1.5rem; max-width: 15ch;
}
.hero__title-accent { color: var(--ink-soft); }
.hero__lede {
  max-width: 46ch; font-size: clamp(1.05rem, 2.2vw, 1.2rem);
  color: var(--ink-soft); margin: 0 0 2rem;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: .85rem; }

.hero__figure { margin: 0; flex-shrink: 0; }
.hero__photo {
  display: block;
  width: clamp(180px, 24vw, 280px);
  aspect-ratio: 1 / 1;
  border-radius: 20px;
  object-fit: cover;
  border: 1px solid var(--line);
  box-shadow: 0 12px 30px -18px rgba(0,0,0,.35);
  transition: border-color .3s, transform .3s;
}
.hero__photo:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
}

@media (max-width: 640px) {
  .hero {
    grid-template-columns: 1fr;
  }
  .hero__figure { display: none; }
  .hero__avatar { display: inline-block; }
}

.btn {
  display: inline-flex; align-items: center;
  padding: .7rem 1.4rem; border-radius: 999px;
  font-weight: 500; font-size: .98rem;
  transition: transform .15s ease, background .2s, border-color .2s;
}
.btn:hover { transform: translateY(-2px); }
.btn--solid { background: var(--accent); color: var(--accent-ink); }
.btn--ghost { border: 1px solid var(--line); }
.btn--ghost:hover { border-color: var(--accent); }

/* ---------------------------------------------------------------
   Cards (work)
----------------------------------------------------------------- */
.cards {
  display: grid; gap: var(--gap);
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 17rem), 1fr));
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: flex; flex-direction: column;
  transition: transform .2s ease, border-color .2s;
}
.card:hover { transform: translateY(-4px); border-color: var(--accent); }
.card__meta {
  display: flex; justify-content: space-between;
  font-size: .8rem; color: var(--ink-soft);
  letter-spacing: .04em; margin-bottom: 1rem;
}
.card__title {
  font-family: var(--font-display); font-weight: 500;
  font-size: 1.35rem; margin: 0 0 .6rem;
}
.card__body { color: var(--ink-soft); font-size: .95rem; margin: 0 0 1.25rem; flex: 1; }
.card__link { color: var(--accent); font-weight: 500; font-size: .95rem; }
.card__link:hover { text-decoration: underline; }

/* ---------------------------------------------------------------
   Skills
----------------------------------------------------------------- */
.skills {
  display: grid; gap: var(--gap);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr));
}
.skills__heading {
  font-size: .95rem; font-weight: 600; margin: 0 0 .9rem;
  color: var(--ink);
}
.tags { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .5rem; }
.tags li {
  border: 1px solid var(--line); border-radius: 999px;
  padding: .35rem .85rem; font-size: .9rem; color: var(--ink-soft);
  background: var(--card);
}

/* ---------------------------------------------------------------
   Timeline (experience)
----------------------------------------------------------------- */
.timeline { list-style: none; margin: 0; padding: 0; }
.timeline__item {
  display: grid;
  grid-template-columns: 9rem 1fr;
  gap: var(--gap);
  padding: 1.5rem 0;
  border-top: 1px solid var(--line);
}
.timeline__item:first-child { border-top: none; padding-top: 0; }
.timeline__when { color: var(--ink-soft); font-size: .9rem; font-weight: 500; padding-top: .2rem; }
.timeline__what h3 { font-family: var(--font-display); font-weight: 500; font-size: 1.25rem; margin: 0 0 .2rem; }
.timeline__org { color: var(--accent); font-size: .95rem; font-weight: 500; margin: 0 0 .5rem; }
.timeline__desc { color: var(--ink-soft); font-size: .95rem; margin: 0; }
@media (max-width: 560px) {
  .timeline__item { grid-template-columns: 1fr; gap: .35rem; }
}

/* ---------------------------------------------------------------
   Interests (beyond code)
----------------------------------------------------------------- */
.interests {
  display: grid; gap: var(--gap);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr));
}
.interest {
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
}
.interest__title {
  font-family: var(--font-display); font-weight: 500;
  font-size: 1.25rem; margin: 0 0 .5rem;
}
.interest__title::before {
  content: ""; display: inline-block;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent); margin-right: .6rem;
  vertical-align: middle;
}
.interest__body { color: var(--ink-soft); font-size: .95rem; margin: 0; }

/* Inline links inside prose blocks: subtle highlight, hover accent */
.interest__body a,
.card__body a,
.timeline__desc a {
  color: var(--accent);
  font-weight: 500;
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--accent) 35%, transparent);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 3px;
  padding: 0 .15em;
  border-radius: 3px;
  transition: text-decoration-color .2s, background-color .2s, color .2s;
}
.interest__body a:hover,
.card__body a:hover,
.timeline__desc a:hover {
  text-decoration-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
}

/* ---------------------------------------------------------------
   Contact
----------------------------------------------------------------- */
.contact { border-bottom: none; }
.contact__lede { color: var(--ink-soft); max-width: 40ch; margin: 0 0 1rem; }
.contact__email {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 5vw, 2.5rem); font-weight: 500;
  color: var(--accent); display: inline-block; margin-bottom: 1.75rem;
  border-bottom: 2px solid transparent; transition: border-color .2s;
}
.contact__email:hover { border-color: var(--accent); }
.socials { list-style: none; display: flex; flex-wrap: wrap; gap: 1.5rem; margin: 0; padding: 0; }
.socials a { color: var(--ink-soft); font-weight: 500; transition: color .2s; }
.socials a:hover { color: var(--ink); }

/* ---------------------------------------------------------------
   Footer
----------------------------------------------------------------- */
.site-footer {
  max-width: var(--w); margin: 0 auto;
  padding: 2rem var(--pad) 3rem;
  color: var(--ink-soft); font-size: .88rem;
}