/*
  layout.css
  Page chrome: sticky header, hamburger nav, section grid, footer.
*/

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--header);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border);
  padding-top: env(safe-area-inset-top, 0px);
}

.header-inner {
  width: 100%;
  min-height: var(--header-h);
  padding: 0.65rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.header-start {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

body[data-page="home"] .logo {
  background-color: var(--accent);
}

.logo {
  width: 2.15rem;
  height: 2.15rem;
  flex: 0 0 auto;
  background-color: var(--text);
  -webkit-mask: url("../assets/images/jtm.svg") center / contain no-repeat;
  mask: url("../assets/images/jtm.svg") center / contain no-repeat;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0.55rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
}

.nav-overlay {
  display: none;
}

.site-nav {
  position: fixed;
  inset: 0 0 auto auto;
  top: calc(var(--header-h) + env(safe-area-inset-top, 0px));
  right: 0.75rem;
  width: min(18rem, calc(100vw - 1.5rem));
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 0.75rem;
  transform: translateY(-8px);
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  transition: opacity 160ms var(--ease-out), transform 160ms var(--ease-out);
}

.site-nav.is-open {
  opacity: 1;
  transform: none;
  pointer-events: auto;
  visibility: visible;
}

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.site-nav a {
  display: block;
  padding: 0.7rem 0.85rem;
  color: var(--text);
  text-decoration: none;
  border-radius: var(--radius-sm);
}

.site-nav a[aria-current="page"] {
  background: var(--accent-soft);
  color: var(--accent);
}

.site-main,
.site-footer {
  position: relative;
  z-index: 1;
}

#particles {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.site-main {
  flex: 1 0 auto;
  max-width: var(--max);
  width: 100%;
  margin: 0 auto;
  padding: 0 1.25rem 4rem;
}

.section {
  padding: 3.5rem 0;
}

.section-head {
  margin-bottom: 1.75rem;
  max-width: 40rem;
}

.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 2.5rem 0 4rem;
}

.hero-inner {
  display: grid;
  gap: 1.1rem;
  max-width: 40rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.experience-layout {
  display: grid;
  gap: 2.75rem;
}

.experience-side {
  display: grid;
  gap: 2.75rem;
  align-content: start;
}

.experience-block h2 {
  margin-bottom: 1rem;
}

.about-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 5.75rem;
  gap: 1.15rem 1.15rem;
  align-items: start;
}

.about-layout .section-head {
  grid-column: 1;
  grid-row: 1;
  margin-bottom: 0;
}

.about-main,
.about-side {
  display: contents;
}

.about-bios {
  grid-column: 1 / -1;
  grid-row: 2;
  display: grid;
  gap: 0.85rem;
}

.about-copy {
  grid-column: 1 / -1;
  grid-row: 3;
}

.headshot {
  grid-column: 2;
  grid-row: 1;
  width: 5.75rem;
  height: 5.75rem;
  border-radius: var(--radius);
  object-fit: cover;
  justify-self: end;
}

.about-side .spoken-list li {
  max-width: none;
}

.about-copy p + p,
.about-copy h2 {
  margin-top: 1.5rem;
}

.about-copy h2:first-child {
  margin-top: 0;
}

.about-copy h2 + p {
  margin-top: 0.35rem;
}

.site-footer {
  background: #101010;
  border-top: 1px solid var(--border);
  padding: 1.75rem 1.25rem calc(1.75rem + env(safe-area-inset-bottom, 0px));
}

.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.9rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.footer-social {
  display: flex;
  justify-content: center;
  gap: 0.35rem;
}

.footer-social a {
  width: 2.75rem;
  height: 2.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  text-decoration: none;
  border-radius: 999px;
}

.footer-social a:active {
  transform: scale(0.97);
}

.footer-made {
  margin: 0;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0.01em;
}

.footer-heart {
  color: var(--danger);
}

.footer-links {
  display: flex;
  gap: 1rem;
}

@media (min-width: 768px) {
  .nav-toggle {
    display: none;
  }

  .site-nav {
    position: static;
    width: auto;
    inset: auto;
    background: transparent;
    border: 0;
    box-shadow: none;
    padding: 0;
    opacity: 1;
    transform: none;
    pointer-events: auto;
    visibility: visible;
  }

  .site-nav ul {
    flex-direction: row;
    align-items: center;
    gap: 0.15rem;
  }

  .site-nav a {
    padding: 0.45rem 0.7rem;
  }

  .about-layout {
    grid-template-columns: minmax(0, 1fr) minmax(12.5rem, 15rem);
    column-gap: clamp(1.75rem, 3vw, 3.25rem);
    row-gap: 0;
    align-items: start;
  }

  .about-main,
  .about-side {
    display: block;
  }

  .about-main {
    grid-column: 1;
    grid-row: 1;
  }

  .about-bios,
  .about-copy,
  .headshot,
  .about-layout .section-head {
    grid-column: auto;
    grid-row: auto;
  }

  .about-bios {
    margin-top: 1rem;
  }

  .about-side {
    grid-column: 2;
    grid-row: 1;
    display: grid;
    gap: 1.35rem;
    align-content: start;
  }

  .headshot {
    width: 100%;
    height: auto;
    aspect-ratio: 1;
    justify-self: stretch;
  }

  .experience-layout {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: start;
  }
}

@media (hover: hover) and (pointer: fine) {
  .site-nav a:hover {
    background: var(--bg-muted);
  }

  .logo:hover {
    background-color: var(--accent);
  }
}