/* ─────────────────────────────────────────────────────────
   TRAVIS ZADEH — traviszadeh.com
   Design system: EB Garamond, warm off-white, single accent
   ───────────────────────────────────────────────────────── */

/* ── Tokens ─────────────────────────────────────────────── */
:root {
  --bg:        #FAFAF8;
  --text:      #1C1C1C;
  --muted:     #5A5A5A;
  --accent:    #8C6A4A;
  --rule:      #D8D4CE;
  --col:       680px;
  --col-wide:  900px;
  --gap:       8px;
}

/* ── Reset & base ────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
figure { margin: 0; }

html { font-size: 20px; scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'EB Garamond', Georgia, serif;
  font-size: 1rem;
  line-height: 1.9;
  -webkit-font-smoothing: antialiased;
}

/* ── Navigation ──────────────────────────────────────────── */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: transparent;
  transition: background 0.3s ease, border-bottom 0.3s ease;
  border-bottom: 1px solid transparent;
}

.site-nav.scrolled {
  background: rgba(250, 250, 248, 0.96);
  border-bottom: 1px solid var(--rule);
  backdrop-filter: blur(4px);
}

.nav-inner {
  max-width: calc(var(--col-wide) + 96px);
  margin: 0 auto;
  padding: 0 48px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-name {
  font-size: 0.88rem;
  font-variant: small-caps;
  letter-spacing: 0.12em;
  color: var(--text);
  text-decoration: none;
  font-weight: 400;
}

.nav-name:hover { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 0.82rem;
  font-variant: small-caps;
  letter-spacing: 0.1em;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active { color: var(--accent); }

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  flex-direction: column;
  gap: 5px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--text);
  transition: transform 0.2s, opacity 0.2s;
}

/* ── Page wrapper ────────────────────────────────────────── */
.page {
  padding-top: 56px; /* nav height — overridden to 0 on home page */
}

/* ── Hero (home only) ────────────────────────────────────── */
.hero {
  width: 100%;
  overflow: hidden;
  position: relative;
  margin: 0;
  margin-inline: 0;
  margin-top: 56px; /* nav height */
}

.hero-img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  object-position: center 40%;
  display: block;
  transform: scale(1.02); /* Zooms slightly to crop out right-edge artifact */
}

.hero-caption {
  width: 100%;
  padding: 10px 48px;
  font-size: 0.72rem;
  font-style: italic;
  color: var(--muted);
  border-bottom: 1px solid var(--rule);
  letter-spacing: 0.01em;
}

/* ── Main content column ─────────────────────────────────── */
.col {
  max-width: var(--col);
  margin: 0 auto;
  padding: 0 48px;
}

.col-wide {
  max-width: var(--col-wide);
  margin: 0 auto;
  padding: 0 48px;
}

/* ── Home identity block ─────────────────────────────────── */
.home-identity {
  padding: 72px 48px 64px;
  max-width: var(--col-wide);
  margin: 0 auto;
}

.home-identity h1 {
  font-size: 2.4rem;
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.2;
  margin-bottom: 16px;
}

.home-identity .title-line {
  font-size: 0.82rem;
  font-variant: small-caps;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 32px;
}

.home-identity .tagline {
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--text);
}

.home-identity .home-award {
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--muted);
  margin-top: 20px;
  font-style: italic;
}

/* ── Home nav links ──────────────────────────────────────── */
.home-nav-links {
  max-width: var(--col);
  margin: 0 auto;
  padding: 48px 48px 80px;
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}

.home-nav-links a {
  font-size: 0.78rem;
  font-variant: small-caps;
  letter-spacing: 0.1em;
  color: var(--muted);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}

.home-nav-links a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* ── Page header (non-home pages) ───────────────────────── */
.page-header {
  padding: 64px 48px 48px;
  max-width: var(--col);
  margin: 0 auto;
  border-bottom: 1px solid var(--rule);
}

.page-header h1 {
  font-size: 2rem;
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.page-header .subtitle {
  font-size: 0.78rem;
  font-variant: small-caps;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-top: 8px;
}

/* ── Section ─────────────────────────────────────────────── */
.section {
  padding: 56px 48px;
  max-width: var(--col);
  margin: 0 auto;
  border-bottom: 1px solid var(--rule);
}

.section:last-of-type { border-bottom: none; }

.section-label {
  font-size: 0.7rem;
  font-variant: small-caps;
  letter-spacing: 0.14em;
  color: var(--muted);
  margin-bottom: 24px;
}

.section h2 {
  font-size: 1.45rem;
  font-weight: 400;
  line-height: 1.3;
  margin-bottom: 20px;
}

.section h3 {
  font-size: 1.05rem;
  font-weight: 400;
  font-style: italic;
  margin-bottom: 12px;
  margin-top: 36px;
  color: var(--text);
}

.section p {
  margin-bottom: 16px;
  font-size: 1rem;
}

.section p:last-child { margin-bottom: 0; }

/* ── Portal image (thematic anchor) ─────────────────────── */
.portal-block {
  display: grid;
  grid-template-columns: 1fr 240px;
  gap: 48px;
  align-items: start;
}

.portal-img-wrap { grid-column: 2; grid-row: 1 / span 3; }

.portal-img-wrap img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--rule);
}

/* Floating manuscript figures (background-stripped) */
.portal-img-wrap.floating img {
  border: none;
  mix-blend-mode: multiply;
}

.portal-img-wrap figcaption {
  font-size: 0.72rem;
  font-style: italic;
  color: var(--muted);
  margin-top: 8px;
  line-height: 1.5;
}

.portal-text { grid-column: 1; }

/* ── Wide image (maps, architecture) ────────────────────── */
.wide-img-block {
  max-width: var(--col-wide);
  margin: 0 auto 0;
  padding: 40px 48px;
}

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

.wide-img-block figcaption {
  font-size: 0.72rem;
  font-style: italic;
  color: var(--muted);
  margin-top: 10px;
  line-height: 1.5;
}

/* ── Typography utilities ────────────────────────────────── */
a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}

a:hover { border-bottom-color: var(--accent); }

/* ── Publication list ────────────────────────────────────── */
.pub-list {
  list-style: none;
  margin-top: 8px;
}

.pub-list li {
  font-size: 0.95rem;
  padding: 10px 0;
  border-bottom: 1px solid var(--rule);
  line-height: 1.6;
}

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

.pub-list .pub-venue {
  font-style: italic;
  color: var(--muted);
  font-size: 0.88rem;
}

/* ── Book entry ──────────────────────────────────────────── */
.book-entry {
  padding: 48px 0;
  border-bottom: 1px solid var(--rule);
}

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

.book-entry h2 {
  font-size: 1.35rem;
  font-weight: 400;
  font-style: italic;
  line-height: 1.35;
  margin-bottom: 4px;
}

.book-entry .book-sub {
  font-size: 0.88rem;
  color: var(--muted);
  margin-bottom: 20px;
}

.book-entry p { margin-bottom: 12px; font-size: 0.97rem; }

/* ── Award / endorsement ─────────────────────────────────── */
.award-item {
  padding: 12px 0;
  border-bottom: 1px solid var(--rule);
  font-size: 0.95rem;
}

.award-item strong { display: block; font-weight: 600; }
.award-item span { color: var(--muted); font-size: 0.85rem; }

.blockquote-pull {
  margin: 32px 0;
  padding-left: 24px;
  border-left: 2px solid var(--rule);
}

.blockquote-pull p {
  font-style: italic;
  font-size: 0.97rem;
  line-height: 1.75;
  color: var(--text);
  margin-bottom: 8px;
}

.blockquote-pull cite {
  font-size: 0.8rem;
  font-style: normal;
  color: var(--muted);
  letter-spacing: 0.02em;
}

/* ── Course list ─────────────────────────────────────────── */
.course-list { list-style: none; margin-top: 8px; }

.course-list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--rule);
  font-size: 0.95rem;
  line-height: 1.65;
}

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

.course-list .course-title { font-weight: 600; }

/* ── Conference entry ────────────────────────────────────── */
.conf-entry {
  padding: 20px 0;
  border-bottom: 1px solid var(--rule);
  font-size: 0.95rem;
}

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

.conf-entry strong { display: block; margin-bottom: 2px; }
.conf-entry .conf-meta {
  font-size: 0.82rem;
  color: var(--muted);
  font-style: italic;
  margin-bottom: 6px;
}
.conf-entry p { font-size: 0.92rem; line-height: 1.65; }

/* ── Sortable table ──────────────────────────────────────── */
.pub-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  margin-top: 16px;
}

.pub-table th {
  text-align: left;
  font-variant: small-caps;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--muted);
  padding: 8px 12px 8px 0;
  border-bottom: 2px solid var(--rule);
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}

.pub-table th:hover { color: var(--accent); }
.pub-table th.sorted { color: var(--accent); }

.pub-table td {
  padding: 10px 12px 10px 0;
  border-bottom: 1px solid var(--rule);
  vertical-align: top;
  line-height: 1.55;
}

.pub-table td.year {
  font-family: 'Courier New', monospace;
  font-size: 0.82rem;
  color: var(--muted);
  white-space: nowrap;
  width: 52px;
}

.pub-table td.venue { font-style: italic; color: var(--muted); }

.pub-table .pill {
  display: inline-block;
  font-variant: small-caps;
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  padding: 2px 7px;
  border: 1px solid var(--rule);
  color: var(--muted);
  white-space: nowrap;
}

/* ── Media / podcast entry ───────────────────────────────── */
.media-entry {
  padding: 20px 0;
  border-bottom: 1px solid var(--rule);
  font-size: 0.95rem;
}

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

.media-entry strong { display: block; margin-bottom: 2px; }

.media-entry .media-meta {
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 6px;
}

.media-entry p { font-size: 0.92rem; line-height: 1.65; margin-bottom: 6px; }

/* ── Education list ──────────────────────────────────────── */
.edu-list { list-style: none; margin-top: 4px; }
.edu-list li {
  padding: 8px 0;
  border-bottom: 1px solid var(--rule);
  font-size: 0.95rem;
}
.edu-list li:last-child { border-bottom: none; }
.edu-list .edu-deg { font-weight: 600; }
.edu-list .edu-inst { color: var(--muted); font-size: 0.88rem; }

/* ── Footer ──────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--rule);
  padding: 40px 48px;
  max-width: calc(var(--col-wide) + 96px);
  margin: 80px auto 0;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-left { font-size: 0.78rem; color: var(--muted); line-height: 1.7; }
.footer-left a { color: var(--muted); font-size: 0.78rem; }
.footer-left a:hover { color: var(--accent); }
.footer-right { font-size: 0.78rem; color: var(--muted); text-align: right; }

/* ── Responsive ──────────────────────────────────────────── */
/* Home link in mobile nav — hidden on desktop */
.mobile-home-link { display: none; }

@media (max-width: 720px) {
  .nav-links { display: none; flex-direction: column; gap: 0; position: absolute;
    top: 56px; left: 0; right: 0; background: var(--bg);
    border-bottom: 1px solid var(--rule); padding: 16px 24px; }
  .nav-links.open { display: flex; }
  .nav-links a { display: block; padding: 10px 0; font-size: 0.82rem; }
  .nav-links li:not(:last-child) a { border-bottom: 1px solid var(--rule); }
  .nav-toggle { display: flex; }
  .mobile-home-link { display: block; }

  /* Page title moves into nav bar on mobile */
  body:not(.home-page) .nav-inner { justify-content: space-between; }
  body:not(.home-page) .nav-name { display: none; }
  /* Keep hamburger on the right when nav-name is hidden */
  body:not(.home-page) .nav-inner { justify-content: flex-end; }
  .page-header {
    padding-top: 0;
    padding-bottom: 0;
    border-bottom: none;
    position: absolute;
    top: 0;
    left: 0;
    height: 56px;
    display: flex;
    align-items: center;
    padding-left: 24px;
    max-width: calc(100% - 60px);
  }
  .page-header h1 {
    font-size: 1rem;
    font-variant: small-caps;
    letter-spacing: 0.1em;
    font-weight: 400;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .page-header .subtitle { display: none; }
  /* Restore normal page-header spacing below the nav */
  .page-header + * { padding-top: 48px; }
  /* Add a rule below the nav instead */
  body:not(.home-page) .site-nav { border-bottom: 1px solid var(--rule); }

  .col, .col-wide, .section, .page-header, .home-identity,
  .home-nav-links, .wide-img-block, .site-footer { padding-left: 24px; padding-right: 24px; }

  .hero-img { height: 280px; }
  .hero-caption { padding: 8px 24px; }

  .portal-block { grid-template-columns: 1fr; }
  .portal-img-wrap { grid-column: 1; grid-row: auto; max-width: 260px; float: none; margin: 0 auto 24px auto; }
  .ms-card { display: block; margin-left: auto; margin-right: auto; float: none !important; }
  figure.ms-card { margin-left: auto; margin-right: auto; }

  .home-identity h1 { font-size: 1.8rem; }
  body.home-page .nav-name { display: none; }
  body.home-page .nav-inner { justify-content: flex-end; }
  .home-nav-links { gap: 24px; }

  .pub-table td.venue { display: none; }
  .site-footer { flex-direction: column; }
  .footer-right { text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; }
  html { scroll-behavior: auto; }
}


/* ── Focus styles (keyboard navigation) ─────────────────── */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

/* Skip to main content link */
.skip-link {
  position: absolute;
  top: -100px;
  left: 48px;
  background: var(--accent);
  color: #FAFAF8;
  font-family: 'EB Garamond', Georgia, serif;
  font-size: 0.82rem;
  font-variant: small-caps;
  letter-spacing: 0.1em;
  padding: 8px 16px;
  z-index: 999;
  border-radius: 0 0 4px 4px;
  transition: top 0.2s;
  text-decoration: none;
  border-bottom: none;
}
.skip-link:focus {
  top: 0;
  outline: 2px solid #FAFAF8;
  outline-offset: -4px;
}

/* ── Image hover captions (semantic figure system) ──────── */
.ms-card {
  position: relative;
  display: inline-block;
  margin: 0;
  padding: 0;
}

.ms-card img {
  display: block;
}

.ms-caption {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: rgba(28, 28, 28, 0.88);
  color: #FAFAF8;
  font-family: 'EB Garamond', Georgia, serif;
  font-size: 0.62rem;
  font-style: italic;
  line-height: 1.45;
  letter-spacing: 0.01em;
  padding: 6px 10px;
  width: 260px;
  text-align: center;
  border-radius: 2px;
  opacity: 0;
  transition: opacity 0.25s ease, transform 0.25s ease;
  pointer-events: none;
  z-index: 200;
}

/* Show on hover (desktop) */
.ms-card:hover .ms-caption {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Show on focus-within (keyboard navigation) */
.ms-card:focus-within .ms-caption {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Link inside figure — no underline decoration */
.ms-card a {
  display: block;
  border-bottom: none;
  text-decoration: none;
}

.ms-card a:hover {
  border-bottom: none;
}

/* Ensure figure doesn't break float/grid layouts */
figure.ms-card {
  line-height: 0;
}

/* Remove old classes if any remain */
.img-caption, .img-caption-link { display: contents; }