/* ============================================================
   emilyyeh.com portfolio redesign (v2)
   Self-contained: this stylesheet is loaded only by v2.html and
   shares nothing with the live site's styles.css.
   Design system per design_handoff_portfolio/README.md.
   ============================================================ */

:root {
  --paper: #FCFAF7;
  --sand: #F7F3EE;
  --ink: #1A1A1A;
  --body: #3A342E;
  --muted: #6B6156;
  --faint: #8A8078;
  --wine: #7A2333;
  --wine-hover: #5C1A26;
  --clara-navy: #132E58; /* Clara logo blue, used for its app-logo border */

  --rule-heavy: rgba(26, 26, 26, 0.45);
  --rule-card: rgba(26, 26, 26, 0.12);
  --rule-cardrow: rgba(26, 26, 26, 0.11);
  --rule-row: rgba(26, 26, 26, 0.10);
  --rule-rec: rgba(26, 26, 26, 0.08);
  --rule-ph: rgba(122, 35, 51, 0.4);
  --row-hover: rgba(122, 35, 51, 0.03);
  --hatch: repeating-linear-gradient(45deg,
      rgba(122, 35, 51, 0.06) 0 10px,
      rgba(122, 35, 51, 0.11) 10px 20px);

  --serif: 'Source Serif 4', Georgia, 'Times New Roman', serif;
  --sans: 'DM Sans', system-ui, -apple-system, Segoe UI, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: var(--wine); text-decoration: none; }
a:hover { color: var(--wine-hover); }
p { margin: 0; }

.inner { max-width: 1088px; margin: 0 auto; }
.band-sand { background: var(--sand); }
.seclabel {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--wine);
  margin: 0;
}

/* Image placeholders (hatch) */
.ph {
  position: relative;
  border: 1px solid rgba(26, 26, 26, 0.14);
  background: var(--hatch);
}
.ph .cap {
  position: absolute;
  left: 12px;
  bottom: 12px;
  font-size: 13px;
  color: var(--faint);
}

/* ---------- Header / hero / marquee ---------- */
.top .inner { padding: 32px 48px 64px; }
.nav { display: flex; justify-content: space-between; align-items: baseline; gap: 24px; }
.wordmark { font-family: var(--serif); font-size: 17px; font-weight: 600; color: var(--ink); }
.nav-links { display: flex; gap: 26px; align-items: baseline; }
.nav-links a { font-size: 15px; color: var(--muted); }
.nav-links a:hover { color: var(--ink); }
.nav-links a.contact { color: var(--wine); }
.nav-links a.contact:hover { color: var(--wine-hover); }

.hero {
  display: grid;
  grid-template-columns: 1fr 264px;
  gap: 64px;
  align-items: end;
  margin-top: 76px;
}
.hero h1 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
  font-size: 38px;
  line-height: 1.22;
  letter-spacing: -0.01em;
  text-wrap: pretty;
}
.hero h1 .name { font-weight: 600; }
.hero h1 .accent { color: var(--wine); }
.hero-photo { height: 300px; }

.marquee {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 32px;
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--rule-heavy);
}
.marquee .fig {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 24px;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.marquee .lbl { font-size: 13px; color: var(--muted); margin-top: 8px; }

/* ---------- Selected Work ---------- */
.work .inner { padding: 56px 48px 64px; }
.grp {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-top: 26px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--rule-heavy);
}
.grp .co { font-family: var(--serif); font-weight: 600; font-size: 21px; }
.grp .ctx { font-size: 13px; color: var(--muted); }

/* Expandable rows (native <details>) */
.row { border-bottom: 1px solid var(--rule-row); }
.row > summary {
  display: grid;
  grid-template-columns: 92px 1fr auto;
  gap: 24px;
  align-items: baseline;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
}
.row > summary::-webkit-details-marker { display: none; }
.row > summary:hover { background: var(--row-hover); }
.tag { font-size: 13px; color: var(--wine); }
.r-title { font-family: var(--serif); font-weight: 600; font-size: 19px; color: var(--ink); }
.r-desc { font-size: 15px; color: var(--muted); margin-top: 2px; }
.r-right { display: flex; align-items: baseline; gap: 14px; justify-content: flex-end; }
.r-metric { font-size: 13px; color: var(--muted); font-variant-numeric: tabular-nums; white-space: nowrap; }
.chev { font-size: 15px; font-weight: 600; color: var(--wine); line-height: 1; }
.chev::after { content: '\25BE'; } /* down triangle */
.row[open] .chev::after { content: '\25B4'; } /* up triangle */

/* Work expanded card */
.wcard {
  margin: 2px 20px 22px;
  padding: 24px 28px 28px;
  background: var(--paper);
  border: 1px solid var(--rule-card);
  border-top: 2px solid var(--wine);
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 48px;
  align-items: start;
}
/* Case card with no image yet: single column, no empty right gap. */
.wcard--text { grid-template-columns: 1fr; }
.wcard .hook {
  font-family: var(--serif);
  font-size: 21px;
  line-height: 1.42;
  color: var(--ink);
  text-wrap: pretty;
}
.wcard .prose { font-size: 15px; line-height: 1.6; color: var(--body); text-wrap: pretty; }
.wcard .insight { margin-top: 18px; }
.wcard .hard { margin-top: 14px; }
.wcard .figs {
  display: flex;
  gap: 48px;
  margin-top: 26px;
  padding-top: 18px;
  border-top: 1px solid var(--rule-cardrow);
}
.wcard .figs .fig-eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 7px;
}
.wcard .figs .fig {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 24px;
  line-height: 1;
  color: var(--wine);
  font-variant-numeric: tabular-nums;
}
.wcard .figs .flbl { font-size: 13px; color: var(--muted); margin-top: 6px; max-width: 22ch; }
.case-img { height: 230px; }
.rolecap { font-size: 13px; color: var(--muted); margin-top: 12px; }

/* Placeholder / template rows */
.is-ph .tag,
.is-ph .r-title,
.is-ph .r-desc,
.is-ph .r-metric,
.is-ph .hook,
.is-ph .prose,
.is-ph .fig,
.is-ph .flbl,
.is-ph .rolecap { color: var(--faint); }
.is-ph .wcard {
  background: var(--paper);
  border: 1px dashed var(--rule-ph);
}
.is-ph .wcard .figs .fig { color: var(--faint); }

/* ---------- Side Projects ---------- */
.side .inner { padding: 72px 48px 64px; }
.statement {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 21px;
  line-height: 1.45;
  color: var(--ink);
  margin-top: 12px;
}
.side-rows { margin-top: 20px; }
.srow { border-top: 1px solid var(--rule-row); }
.srow:last-child { border-bottom: 1px solid var(--rule-row); }
.srow > summary {
  display: grid;
  grid-template-columns: 188px 1fr auto;
  gap: 24px;
  align-items: baseline;
  padding: 15px 20px;
  cursor: pointer;
  list-style: none;
}
/* App name with its logo. */
.r-name { display: flex; align-items: center; gap: 10px; min-width: 0; }
.app-logo {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  flex: 0 0 auto;
  display: block;
  object-fit: cover;
}
.app-logo--clara { border: 1.5px solid var(--clara-navy); }
.srow > summary::-webkit-details-marker { display: none; }
.srow > summary:hover { background: var(--row-hover); }
.srow .r-title { white-space: nowrap; }
.r-status { font-size: 13px; color: var(--muted); white-space: nowrap; }

.scard {
  margin: 2px 20px 20px;
  padding: 22px 26px;
  background: var(--sand);
  border: 1px solid var(--rule-card);
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 40px;
  align-items: start;
}
.scard .prose { font-size: 15px; line-height: 1.6; color: var(--body); text-wrap: pretty; }
.scard .pull {
  margin-top: 14px;
  padding-left: 16px;
  border-left: 2px solid var(--wine);
  color: var(--body);
}
.scard .tech { font-size: 13px; color: var(--muted); margin-top: 14px; }
.scard .link { display: inline-block; font-size: 13px; color: var(--wine); margin-top: 12px; }
.scard .link:hover { color: var(--wine-hover); }
.side-img { height: 190px; }
/* A real screenshot or demo video dropped into an image slot (side-project or case-study). */
.shot-filled {
  width: 100%;
  object-fit: cover;
  display: block;
  border: 1px solid var(--rule-card);
}

/* ---------- How I Work ---------- */
.how .inner { padding: 56px 48px 60px; }
.how .stmt {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 26px;
  line-height: 1.3;
  max-width: 860px;
  margin-top: 14px;
  color: var(--ink);
  text-wrap: pretty;
}
.how .stmt .accent { color: var(--wine); }
.cols3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 44px; margin-top: 32px; }
.col3 { border-top: 2px solid var(--wine); padding-top: 16px; }
.col3 h3 { font-family: var(--serif); font-weight: 600; font-size: 19px; margin: 0 0 8px; }
.col3 p { font-size: 15px; color: var(--ink); }
.col3 .proof { display: inline-block; font-size: 13px; color: var(--wine); margin-top: 12px; }
.col3 .proof:hover { color: var(--wine-hover); }
.earlier {
  font-size: 15px;
  color: var(--muted);
  margin-top: 32px;
  padding-top: 18px;
  border-top: 1px solid var(--rule-cardrow);
}

/* ---------- Recognition ---------- */
.rec .inner { padding: 64px 48px 64px; }
.rec-list { margin-top: 14px; }
.rec-row {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 10px 0;
  border-top: 1px solid var(--rule-rec);
}
.rec-row:last-child { border-bottom: 1px solid var(--rule-rec); }
.rec-item { font-size: 15px; font-weight: 500; color: var(--ink); }
.rec-src { font-size: 13px; color: var(--muted); margin-left: auto; }
.rec-row.is-ph .rec-item,
.rec-row.is-ph .rec-src { color: var(--faint); }

/* ---------- Beyond the work ---------- */
.beyond .inner { padding: 64px 48px 64px; }
.beyond-row {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: 44px;
  align-items: start;
  margin-top: 18px;
}
.beyond-text {
  font-family: var(--serif);
  font-size: 19px;
  line-height: 1.5;
  color: var(--ink);
  max-width: 46ch;
  text-wrap: pretty;
}
.beyond-text a { color: var(--wine); border-bottom: 1px solid rgba(122, 35, 51, 0.35); }
.beyond-text a:hover { color: var(--wine-hover); }
.beyond-photo {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  display: block;
  border-radius: 10px;
  border: 1px solid var(--rule-card);
}
@media (max-width: 820px) {
  .beyond .inner { padding: 44px 20px 40px; }
  .beyond-row { grid-template-columns: 1fr; gap: 24px; }
  .beyond-photo { max-width: 300px; }
}

/* ---------- Footer ---------- */
.footer { }
.footer .inner {
  padding: 0 48px;
  /* No top margin: the Recognition section above now carries its own bottom
     padding, and the footer's heavy top rule provides the separation. */
  margin-top: 0;
}
.footer .bar { padding: 36px 0 40px; border-top: 1px solid var(--rule-heavy); }
.footer .line { font-family: var(--serif); font-size: 21px; line-height: 1.4; color: var(--ink); }
.footer .line a { color: var(--wine); border-bottom: 1px solid rgba(122, 35, 51, 0.35); }
.footer .line a:hover { color: var(--wine-hover); }
.footer .meta { display: flex; justify-content: space-between; margin-top: 26px; font-size: 13px; color: var(--muted); }
.footer .social { display: flex; gap: 22px; }
.footer .meta a { color: var(--muted); }
.footer .meta a:hover { color: var(--wine); }

/* ---------- Responsive: single breakpoint at 820px ---------- */
@media (max-width: 820px) {
  .top .inner { padding: 24px 20px 40px; }
  .work .inner,
  .how .inner { padding: 40px 20px; }
  .side .inner { padding: 48px 20px 40px; }
  .rec .inner { padding: 44px 20px 40px; }
  .footer .inner { padding: 0 20px; }

  .hero {
    grid-template-columns: 1fr;
    gap: 28px;
    align-items: start;
    margin-top: 40px;
  }
  .hero h1 { font-size: 28px; }
  .hero-photo { height: 200px; }

  .marquee { grid-template-columns: repeat(2, 1fr); gap: 20px 24px; }

  .row > summary,
  .srow > summary {
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 14px 0;
  }
  .r-right { justify-content: flex-start; }

  .wcard,
  .scard {
    grid-template-columns: 1fr;
    gap: 24px;
    margin-left: 0;
    margin-right: 0;
    padding: 20px;
  }
  .wcard .figs { flex-wrap: wrap; gap: 20px 32px; }

  .cols3 { grid-template-columns: 1fr; gap: 24px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}