/* ==========================================================================
   SITE — navigation, footer, and components shared across every page
   ========================================================================== */

/* ---- Navigation -------------------------------------------------------- */

.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  padding-block: clamp(1rem, 2.2vw, 1.6rem);
  color: var(--ink);
  transition: color 0.6s var(--ease), background 0.6s var(--ease),
    transform 0.5s var(--ease), border-color 0.6s var(--ease);
  border-bottom: 1px solid transparent;
  mix-blend-mode: normal;
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.nav__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.0625rem;
  font-weight: 500;
  letter-spacing: -0.03em;
}

.nav__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--copper);
  flex: none;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: clamp(1.1rem, 2.4vw, 2.2rem);
}

.nav__link {
  position: relative;
  font-size: 0.9375rem;
  letter-spacing: -0.01em;
  opacity: 0.72;
  transition: opacity 0.35s var(--ease);
}
.nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.45s var(--ease);
}
.nav__link:hover,
.nav__link[aria-current="page"] { opacity: 1; }
.nav__link:hover::after,
.nav__link[aria-current="page"]::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav__resume {
  padding: 0.5em 0.95em;
  border: 1px solid currentColor;
  border-radius: var(--radius);
  opacity: 0.85;
}
.nav__resume::after { display: none; }
.nav__resume:hover { opacity: 1; color: var(--copper); }

/* Dark context (over the mine) */
.nav[data-theme="dark"] { color: #efece6; }
.nav[data-theme="dark"] .nav__dot { background: var(--amber); }

/* Condensed state once the page is scrolled */
.nav.is-stuck {
  background: color-mix(in srgb, var(--paper) 86%, transparent);
  backdrop-filter: saturate(1.1) blur(10px);
  border-bottom-color: var(--line-soft);
  padding-block: 0.8rem;
}
.nav[data-theme="dark"].is-stuck {
  background: color-mix(in srgb, var(--ink-950) 80%, transparent);
  border-bottom-color: rgba(255, 255, 255, 0.08);
}

.nav.is-hidden { transform: translateY(-105%); }

/* Mobile menu */
.nav__toggle {
  display: none;
  width: 40px;
  height: 40px;
  margin-right: -8px;
  align-items: center;
  justify-content: center;
}
.nav__toggle span {
  display: block;
  width: 20px;
  height: 1px;
  background: currentColor;
  position: relative;
  transition: background 0.2s var(--ease);
}
.nav__toggle span::before,
.nav__toggle span::after {
  content: "";
  position: absolute;
  left: 0;
  width: 20px;
  height: 1px;
  background: currentColor;
  transition: transform 0.4s var(--ease);
}
.nav__toggle span::before { top: -6px; }
.nav__toggle span::after { top: 6px; }

@media (max-width: 760px) {
  .nav__toggle { display: flex; }

  .nav__links {
    position: fixed;
    inset: 0;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 0.4rem;
    padding: var(--gutter);
    background: var(--paper);
    color: var(--ink);
    clip-path: inset(0 0 100% 0);
    transition: clip-path 0.7s var(--ease-io);
    pointer-events: none;
  }
  .nav[data-theme="dark"] .nav__links {
    background: var(--ink-950);
    color: #efece6;
  }
  .nav__link {
    font-size: clamp(2rem, 9vw, 3rem);
    letter-spacing: -0.04em;
    opacity: 1;
    padding-block: 0.18em;
  }
  .nav__link::after { display: none; }
  .nav__resume {
    margin-top: 1.2rem;
    font-size: 1rem;
    padding: 0.7em 1.2em;
  }

  .nav.is-open .nav__links {
    clip-path: inset(0 0 0 0);
    pointer-events: auto;
  }
  .nav.is-open .nav__toggle span { background: transparent; }
  .nav.is-open .nav__toggle span::before { transform: translateY(6px) rotate(45deg); }
  .nav.is-open .nav__toggle span::after { transform: translateY(-6px) rotate(-45deg); }
  .nav.is-open { background: transparent; backdrop-filter: none; border-bottom-color: transparent; }
}

/* ---- Page header (inner pages) ---------------------------------------- */

.pagehead {
  padding-top: clamp(7rem, 16vh, 12rem);
  padding-bottom: clamp(2.5rem, 6vw, 5rem);
}

.pagehead__eyebrow { margin-bottom: 1.5rem; }

.pagehead__title {
  font-size: var(--fs-h1);
  max-width: 18ch;
}

.pagehead__lead { margin-top: 1.75rem; }

.backlink {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding-block: 0.3rem;
  gap: 0.55em;
  font-family: var(--mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 0.35s var(--ease);
}
.backlink:hover { color: var(--copper); }
.backlink .arw { transition: transform 0.4s var(--ease); }
.backlink:hover .arw { transform: translateX(-4px); }

/* ---- Project — large editorial presentation ---------------------------- */

.work-list {
  display: flex;
  flex-direction: column;
  gap: clamp(5rem, 12vw, 11rem);
}

.project {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(1.5rem, 3vw, 3rem);
  align-items: center;
}

.project__media {
  position: relative;
  grid-column: 1 / 8;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--paper-2);
  border: 1px solid var(--line-soft);
}
.project__media img {
  width: 100%;
  transition: transform 1.4s var(--ease);
}
.project:hover .project__media img { transform: scale(1.022); }

.project__body { grid-column: 9 / 13; }

.project__index {
  font-family: var(--mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.14em;
  color: var(--copper);
  display: block;
  margin-bottom: 1.1rem;
}

.project__name {
  font-size: clamp(1.9rem, 3.2vw, 2.75rem);
  margin-bottom: 0.7rem;
}

.project__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.4rem;
}
.project__tag {
  font-family: var(--mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 0.35em 0.7em;
  border: 1px solid var(--line);
  border-radius: 100px;
}

.project__desc {
  color: var(--ink-soft);
  margin-bottom: 1.9rem;
  max-width: 38ch;
}

/* Alternating composition — every project reads differently */
.project--reverse .project__media { grid-column: 6 / 13; order: 2; }
.project--reverse .project__body { grid-column: 1 / 5; order: 1; }

.project--wide .project__media { grid-column: 1 / 13; }
.project--wide .project__body {
  grid-column: 1 / 13;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(1.5rem, 3vw, 3rem);
  align-items: end;
  margin-top: 0.5rem;
}
.project--wide .project__head { grid-column: 1 / 7; }
.project--wide .project__aside { grid-column: 8 / 13; }
.project--wide .project__desc { margin-bottom: 1.4rem; }

.project--offset .project__media { grid-column: 2 / 9; }
.project--offset .project__body { grid-column: 9 / 13; }

@media (max-width: 900px) {
  .project,
  .project--wide .project__body { grid-template-columns: 1fr; }
  .project__media,
  .project--reverse .project__media,
  .project--offset .project__media,
  .project--wide .project__media { grid-column: 1 / -1; order: 1; }
  .project__body,
  .project--reverse .project__body,
  .project--offset .project__body,
  .project--wide .project__body { grid-column: 1 / -1; order: 2; }
  .project--wide .project__head,
  .project--wide .project__aside { grid-column: 1 / -1; }
}

/* ---- Section heads ----------------------------------------------------- */

.sechead {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
  padding-bottom: 1.4rem;
  border-bottom: 1px solid var(--line);
  margin-bottom: clamp(2.5rem, 6vw, 5rem);
}
.sechead__title { font-size: var(--fs-h2); }
.sechead__note { max-width: 34ch; color: var(--muted); font-size: 0.9375rem; }

/* ---- Experience timeline ---------------------------------------------- */

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

.role {
  display: grid;
  grid-template-columns: 1fr 2.1fr 1.4fr;
  gap: clamp(1rem, 3vw, 3rem);
  padding-block: clamp(1.75rem, 4vw, 2.75rem);
  border-bottom: 1px solid var(--line);
  align-items: start;
}
.role__when { padding-top: 0.35em; }
.role__title { font-size: var(--fs-h3); margin-bottom: 0.35rem; }
.role__org { color: var(--muted); font-size: 0.9375rem; }
.role__notes { display: flex; flex-direction: column; gap: 0.55rem; }
.role__notes li {
  font-size: 0.9375rem;
  color: var(--ink-soft);
  padding-left: 1.1rem;
  position: relative;
  line-height: 1.5;
}
.role__notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 5px;
  height: 1px;
  background: var(--copper);
}

@media (max-width: 800px) {
  .role { grid-template-columns: 1fr; gap: 0.9rem; }
}

/* ---- Education --------------------------------------------------------- */

.edu {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.5rem, 3vw, 3rem);
  margin-top: clamp(2.5rem, 5vw, 4rem);
}
.edu__item { border-top: 1px solid var(--line); padding-top: 1.1rem; }
.edu__deg { font-size: 1.0625rem; font-weight: 500; letter-spacing: -0.02em; margin-bottom: 0.3rem; }
.edu__org { color: var(--muted); font-size: 0.9375rem; }
@media (max-width: 720px) { .edu { grid-template-columns: 1fr; gap: 1.5rem; } }

/* ---- About ------------------------------------------------------------- */

.about {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(1.5rem, 3vw, 3.5rem);
}
.about__portrait { grid-column: 1 / 5; }
.about__portrait figure { margin: 0; }
.about__portrait img {
  width: 100%;
  border-radius: var(--radius-lg);
  background: var(--paper-2);
  border: 1px solid var(--line-soft);
}
.about__portrait figcaption { margin-top: 0.9rem; }
.about__body { grid-column: 6 / 13; }

.principles {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.5rem, 3vw, 2.5rem);
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
}
.principle { border-top: 1px solid var(--line); padding-top: 1.1rem; }
.principle h3 { font-size: 1.0625rem; font-weight: 500; letter-spacing: -0.02em; margin-bottom: 0.5rem; }
.principle p { font-size: 0.9375rem; color: var(--muted); max-width: none; }

.capabilities {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.5rem, 3vw, 3rem);
  margin-top: clamp(2.5rem, 5vw, 4rem);
  padding-top: clamp(2rem, 4vw, 3rem);
  border-top: 1px solid var(--line);
}
.capabilities h3 { margin-bottom: 1rem; }
.capabilities li {
  font-size: 0.9375rem;
  color: var(--ink-soft);
  padding-block: 0.32rem;
  border-bottom: 1px solid var(--line-soft);
}

@media (max-width: 900px) {
  .about__portrait { grid-column: 1 / -1; max-width: 340px; }
  .about__body { grid-column: 1 / -1; }
  .capabilities { grid-template-columns: 1fr; gap: 2rem; }
}
@media (max-width: 600px) {
  .principles { grid-template-columns: 1fr; }
}

/* ---- Other work / mining callout -------------------------------------- */

.other {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(1.5rem, 3vw, 3rem);
  align-items: center;
  background: var(--ink-950);
  color: #e9e5de;
  border-radius: var(--radius-lg);
  padding: clamp(1.75rem, 4vw, 3.5rem);
  overflow: hidden;
}
.other__body { grid-column: 1 / 7; }
.other__visual { grid-column: 8 / 13; }
.other__visual svg { width: 100%; height: auto; }
.other h2 { font-size: clamp(1.6rem, 2.8vw, 2.25rem); margin-block: 0.9rem 1.1rem; }
.other p { color: #a5a29c; font-size: 0.9375rem; }
.other .mono { color: var(--amber); }
.other .link { color: #e9e5de; margin-top: 1.8rem; }
.other .link:hover { color: var(--amber); }
@media (max-width: 860px) {
  .other__body, .other__visual { grid-column: 1 / -1; }
  .other__visual { order: -1; }
}

/* ---- Contact ----------------------------------------------------------- */

.contact { padding-block: clamp(6rem, 16vh, 12rem); }
.contact__q { color: var(--muted); font-size: var(--fs-h2); letter-spacing: -0.035em; line-height: 1.05; }
.contact__a { font-size: var(--fs-display); line-height: 0.94; letter-spacing: -0.045em; }
.contact__mail {
  display: inline-block;
  position: relative;
}
.contact__mail::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0.1em;
  width: 100%; height: 2px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.6s var(--ease);
}
.contact__mail:hover { color: var(--copper); }
.contact__mail:hover::after { transform: scaleX(1); transform-origin: left; }

.contact__links {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(1.5rem, 4vw, 3rem);
  margin-top: clamp(3rem, 7vw, 5rem);
  padding-top: 1.6rem;
  border-top: 1px solid var(--line);
}

/* Four labelled columns — email, phone, profiles, résumé */
.contact__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1.5rem, 3vw, 3rem);
  margin-top: clamp(3rem, 7vw, 5rem);
  padding-top: 1.6rem;
  border-top: 1px solid var(--line);
}
.contact__col .mono { margin-bottom: 1rem; }

.contact__line {
  display: block;
  font-size: clamp(0.95rem, 1.15vw, 1.0625rem);
  letter-spacing: -0.014em;
  color: var(--ink);
  padding-block: 0.3rem;
  transition: color 0.35s var(--ease);
  overflow-wrap: anywhere;
}
.contact__line:hover { color: var(--copper); }
.contact__line .arw {
  display: inline-block;
  color: var(--muted);
  transition: transform 0.35s var(--ease), color 0.35s var(--ease);
}
.contact__line:hover .arw { transform: translate(2px, -2px); color: var(--copper); }

@media (max-width: 900px) {
  .contact__grid { grid-template-columns: repeat(2, 1fr); gap: 2rem 1.5rem; }
}
@media (max-width: 480px) {
  .contact__grid { grid-template-columns: 1fr; }
}

/* ---- Footer ------------------------------------------------------------ */

.footer {
  padding-block: 2.5rem 3rem;
  border-top: 1px solid var(--line);
}
.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.2rem clamp(0.9rem, 3vw, 1.5rem);
}
/* Mono links are small by design. Grow the tap target with padding rather
   than by changing the type — WCAG 2.5.8 wants at least 24px. */
.footer__links a {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding-block: 0.35rem;
}
.footer .mono { transition: color 0.35s var(--ease); }
.footer a.mono:hover { color: var(--copper); }

/* ---- Next project ------------------------------------------------------ */

.nextup {
  border-top: 1px solid var(--line);
  padding-block: clamp(3rem, 8vw, 6rem);
}
.nextup a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}
.nextup__name {
  font-size: clamp(2rem, 6vw, 4.5rem);
  line-height: 1;
  letter-spacing: -0.045em;
  transition: color 0.5s var(--ease), transform 0.6s var(--ease);
}
.nextup a:hover .nextup__name { color: var(--copper); transform: translateX(8px); }