/* =========================================================================
   Shraddha Puntambekar — personal site
   Design tokens, shell, and page components
   ========================================================================= */

:root {
  --bg: #FBFAF8;
  --canvas: #E8E6E1;
  --ink: #17181A;
  --body: #45484C;
  --secondary: #55585C;
  --muted: #6B6E72;
  --faint: #9A9891;
  --faint-2: #83817B;
  --hairline: #E7E4DD;
  --card-border: #D8D5CE;
  --chip-border: #DFDBD3;
  --btn-border: #C9C5BC;
  --ordinal: #C9C5BC;
  --raised: #F5F3EE;
  --accent: #0F5F63;
  --accent-tint-bg: #EFF5F4;
  --accent-tint-border: #C9D9D8;
  --accent-text-on-tint: #24363A;
  --dark: #17181A;
  --on-dark: #F3F1EC;
  --on-dark-2: #EDEBE6;
  --on-dark-3: #E9E7E1;
  --muted-on-dark: #A9A79F;
  --muted-on-dark-2: #9BA09E;
  --dark-border: #43454A;
  --mint: #6FD6C9;
  --mint-glow: rgba(111, 214, 201, 0.2);

  --serif: 'Source Serif 4', 'Source Serif Pro', Georgia, serif;
  --sans: 'IBM Plex Sans', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  --mono: 'IBM Plex Mono', 'SF Mono', Menlo, Consolas, monospace;

  --container: 1080px;
  --pad-x: 56px;
  --pad-x-mobile: 24px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--body);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 150ms ease;
}
a:hover {
  color: var(--ink);
  text-decoration: underline;
}

h1, h2, h3, h4 {
  font-family: var(--serif);
  color: var(--ink);
  letter-spacing: -0.01em;
  text-wrap: pretty;
  margin: 0;
}

p { margin: 0; text-wrap: pretty; }

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

.container {
  max-width: var(--container);
  margin: 0 auto;
  background: var(--bg);
  border-left: 1px solid var(--card-border);
  border-right: 1px solid var(--card-border);
}

/* =========================================================================
   Shell: sticky header + status bar
   ========================================================================= */

.site-shell {
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 0 var(--pad-x);
  height: 66px;
  background: rgba(251, 250, 248, 0.96);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--hairline);
}

.site-brand {
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.01em;
  text-decoration: none;
}
.site-brand:hover { color: var(--ink); text-decoration: none; }

.site-nav {
  display: flex;
  align-items: center;
  gap: 26px;
  font-size: 14.5px;
}
.site-nav a {
  color: var(--secondary);
  text-decoration: none;
  padding: 4px 0;
}
.site-nav a:hover { color: var(--ink); text-decoration: none; }
.site-nav a.active {
  color: var(--ink);
  font-weight: 600;
  box-shadow: inset 0 -2px 0 var(--accent);
}
.site-nav .btn-resume {
  background: var(--accent);
  color: #FBFAF8;
  padding: 8px 14px;
  border-radius: 4px;
  font-weight: 500;
  font-size: 14px;
  text-decoration: none;
  transition: filter 150ms ease;
}
.site-nav .btn-resume:hover { color: #FBFAF8; filter: brightness(0.92); text-decoration: none; }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--card-border);
  border-radius: 4px;
  padding: 8px 10px;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink);
  min-height: 44px;
  min-width: 44px;
}

.status-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 10px var(--pad-x);
  background: var(--dark);
  color: var(--on-dark-2);
}
.status-left { display: flex; align-items: center; gap: 12px; }
.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--mint);
  display: inline-block;
  box-shadow: 0 0 0 3px var(--mint-glow);
  flex-shrink: 0;
}
.status-msg { font-size: 13.5px; color: var(--on-dark-3); }
.status-right {
  display: flex;
  align-items: center;
  gap: 18px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted-on-dark-2);
}
.status-right .talk-link {
  color: var(--mint);
  text-decoration: none;
}
.status-right .talk-link:hover { color: var(--mint); text-decoration: underline; }

/* =========================================================================
   Page head (inner pages)
   ========================================================================= */

.page-head {
  padding: 52px var(--pad-x) 32px;
  border-bottom: 1px solid var(--hairline);
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.page-head.wide {
  padding: 52px var(--pad-x) 36px;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 56px;
  align-items: end;
}
.eyebrow {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}
.page-head h1 {
  font-size: 42px;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.page-head .lede {
  font-size: 16px;
  line-height: 1.6;
  color: var(--secondary);
  margin: 0 0 6px;
}

/* =========================================================================
   Landing hero (4a)
   ========================================================================= */

.hero {
  display: grid;
  grid-template-columns: 1.55fr 1fr;
  gap: 56px;
  padding: 56px var(--pad-x) 48px;
  align-items: start;
}
.hero-copy { display: flex; flex-direction: column; gap: 22px; }
.hero-copy h1 {
  font-size: 50px;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.hero-copy .lede {
  font-size: 18px;
  line-height: 1.6;
  color: var(--body);
  max-width: 46ch;
  margin: 0;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; padding-top: 4px; }
.btn {
  display: inline-block;
  padding: 13px 20px;
  border-radius: 4px;
  font-size: 15px;
  font-weight: 500;
  line-height: 1;
  text-decoration: none;
  transition: filter 150ms ease, background 150ms ease, color 150ms ease;
  min-height: 44px;
  box-sizing: border-box;
  display: inline-flex;
  align-items: center;
}
.btn-ink {
  background: var(--ink);
  color: #FBFAF8;
  border: 1px solid var(--ink);
}
.btn-ink:hover { color: #FBFAF8; filter: brightness(0.9); text-decoration: none; }
.btn-outline {
  border: 1px solid var(--btn-border);
  color: var(--ink);
  background: transparent;
}
.btn-outline:hover { color: var(--ink); background: rgba(0,0,0,0.02); text-decoration: none; }

.hero-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--muted);
}
.hero-links a {
  color: var(--muted);
  text-decoration: none;
}
.hero-links a:hover { color: var(--ink); text-decoration: underline; }

.hero-geo {
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--muted);
  letter-spacing: 0.01em;
  margin-top: -8px;
}

.hero-portrait {
  aspect-ratio: 4/5;
  width: 100%;
  border: 1px solid var(--card-border);
  overflow: hidden;
  background: var(--raised);
}
.hero-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Stats strip */
.stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  background: var(--raised);
}
.stats-strip .stat {
  padding: 26px 28px;
  border-right: 1px solid var(--hairline);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.stats-strip .stat:last-child { border-right: none; }
.stat-num {
  font-family: var(--serif);
  font-size: 32px;
  line-height: 1;
  color: var(--ink);
}
.stat-label {
  font-size: 13px;
  line-height: 1.45;
  color: var(--secondary);
}

/* Selected work — landing */
.section-head {
  padding: 52px var(--pad-x) 16px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.section-head h2 {
  font-family: var(--serif);
  font-size: 28px;
  color: var(--ink);
  letter-spacing: -0.01em;
  margin: 0;
}
.section-head .mono-label {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.cases {
  padding: 12px var(--pad-x) 8px;
}
.case {
  display: grid;
  grid-template-columns: 210px 1fr;
  gap: 40px;
  padding: 30px 0;
  border-top: 1px solid var(--hairline);
}
.case-meta { display: flex; flex-direction: column; gap: 8px; }
.case-org {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
}
.case-role {
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--muted);
}
.case-years {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--faint);
}
.case-body { display: flex; flex-direction: column; gap: 12px; }
.case-title {
  font-family: var(--serif);
  font-size: 23px;
  line-height: 1.25;
  color: var(--ink);
}
.case-text {
  font-size: 15.5px;
  line-height: 1.62;
  color: var(--body);
  max-width: 62ch;
}
.outcome-inline {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  background: var(--accent-tint-bg);
  border-left: 2px solid var(--accent);
}
.outcome-inline .label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  padding-top: 2px;
  white-space: nowrap;
  flex-shrink: 0;
}
.outcome-inline .text {
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--accent-text-on-tint);
}

/* =========================================================================
   Work grid (4b) — 3 col with outcome card
   ========================================================================= */

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 4px;
}
.pill {
  font-size: 13px;
  padding: 7px 12px;
  border-radius: 999px;
  background: transparent;
  border: 1px solid var(--card-border);
  color: var(--secondary);
  font-family: var(--sans);
  cursor: pointer;
  transition: all 150ms ease;
  min-height: 32px;
}
.pill:hover { color: var(--ink); border-color: var(--ink); }
.pill.active {
  background: var(--ink);
  color: #FBFAF8;
  border-color: var(--ink);
}

.cases-3col {
  padding: 8px var(--pad-x) 48px;
}
.case-3col {
  display: grid;
  grid-template-columns: 210px 1fr 300px;
  gap: 40px;
  padding: 34px 0;
  border-bottom: 1px solid var(--hairline);
}
.case-3col:last-child { border-bottom: none; }
.case-3col .case-title { font-size: 24px; line-height: 1.24; }
.tech-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  padding-top: 2px;
}
.chip {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--secondary);
  border: 1px solid var(--chip-border);
  padding: 4px 8px;
  border-radius: 3px;
  background: transparent;
}
.outcome-card {
  background: var(--raised);
  border: 1px solid var(--hairline);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-self: start;
}
.outcome-card .label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}
.outcome-card .text {
  font-size: 14px;
  line-height: 1.55;
  color: var(--accent-text-on-tint);
}
.outcome-card ul {
  margin: 2px 0 0;
  padding-left: 18px;
  list-style: disc;
  font-size: 14px;
  line-height: 1.5;
  color: var(--accent-text-on-tint);
}
.outcome-card ul li { margin-bottom: 5px; }
.outcome-card ul li:last-child { margin-bottom: 0; }

/* =========================================================================
   Expertise (4c) — 3 col with ordinal + evidence
   ========================================================================= */

.expertise-rows {
  padding: 0 var(--pad-x) 56px;
}
.expertise-row {
  display: grid;
  grid-template-columns: 64px 1fr 320px;
  gap: 36px;
  padding: 32px 0;
  border-top: 1px solid var(--hairline);
}
.expertise-ord {
  font-family: var(--serif);
  font-size: 30px;
  color: var(--ordinal);
  line-height: 1;
}
.expertise-body { display: flex; flex-direction: column; gap: 12px; }
.expertise-name {
  font-family: var(--serif);
  font-size: 26px;
  line-height: 1.2;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.expertise-lede {
  font-size: 16px;
  line-height: 1.62;
  color: var(--body);
  max-width: 52ch;
}
.expertise-aside {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-self: start;
}
.applied-to { display: flex; flex-direction: column; gap: 6px; }
.applied-to .label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--faint);
}
.applied-to .text {
  font-size: 14px;
  line-height: 1.55;
  color: var(--secondary);
}
.evidence {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px;
  background: var(--accent-tint-bg);
  border-left: 2px solid var(--accent);
}
.evidence .label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}
.evidence .text {
  font-size: 14px;
  line-height: 1.55;
  color: var(--accent-text-on-tint);
}
.evidence ul {
  margin: 2px 0 0;
  padding-left: 18px;
  list-style: disc;
  font-size: 14px;
  line-height: 1.5;
  color: var(--accent-text-on-tint);
}
.evidence ul li { margin-bottom: 5px; }
.evidence ul li:last-child { margin-bottom: 0; }

/* =========================================================================
   CTA band (landing footer)
   ========================================================================= */

.cta-band {
  background: var(--dark);
  color: var(--on-dark);
  padding: 44px var(--pad-x);
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 48px;
  align-items: center;
}
.cta-band h2 {
  font-family: var(--serif);
  font-size: 28px;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--on-dark);
  margin: 0 0 12px;
}
.cta-band .cta-sub {
  font-size: 15.5px;
  line-height: 1.6;
  color: var(--muted-on-dark);
  max-width: 52ch;
}
.cta-actions { display: flex; flex-direction: column; gap: 10px; }
.btn-light {
  background: var(--on-dark);
  color: var(--ink);
  padding: 14px 18px;
  border-radius: 4px;
  font-size: 15px;
  font-weight: 500;
  text-align: center;
  text-decoration: none;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.btn-light:hover { color: var(--ink); filter: brightness(0.92); text-decoration: none; }
.btn-dark-outline {
  border: 1px solid var(--dark-border);
  padding: 14px 18px;
  border-radius: 4px;
  font-size: 15px;
  text-align: center;
  color: var(--on-dark);
  text-decoration: none;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.btn-dark-outline:hover { color: var(--on-dark); background: rgba(255,255,255,0.05); text-decoration: none; }

/* =========================================================================
   Minimal inner-page footer
   ========================================================================= */

.site-footer {
  border-top: 1px solid var(--hairline);
  padding: 28px var(--pad-x);
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: center;
  justify-content: space-between;
}
.site-footer .footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}
.site-footer a {
  color: var(--muted);
  text-decoration: none;
}
.site-footer a:hover { color: var(--ink); text-decoration: underline; }
.site-footer .footer-name { color: var(--secondary); }

/* =========================================================================
   Publications page
   ========================================================================= */

.pub-group {
  padding: 8px var(--pad-x) 8px;
}
.pub-group h2 {
  font-family: var(--serif);
  font-size: 22px;
  color: var(--ink);
  margin: 40px 0 8px;
  letter-spacing: -0.01em;
}
.pub-group h2:first-child { margin-top: 24px; }
.pub-list { list-style: none; padding: 0; margin: 0; }
.pub-item {
  padding: 22px 0;
  border-top: 1px solid var(--hairline);
  display: grid;
  grid-template-columns: 1fr 120px;
  gap: 32px;
  align-items: start;
}
.pub-title {
  font-size: 16.5px;
  line-height: 1.4;
  color: var(--ink);
  font-weight: 500;
  margin: 0 0 6px;
}
.pub-title a { color: var(--ink); text-decoration: none; }
.pub-title a:hover { color: var(--accent); text-decoration: underline; }
.pub-authors {
  font-size: 14px;
  line-height: 1.5;
  color: var(--body);
  margin: 0 0 8px;
}
.pub-authors .self { color: var(--ink); font-weight: 600; }
.pub-meta {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.02em;
}
.pub-tag {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-tint-bg);
  border: 1px solid var(--accent-tint-border);
  padding: 4px 8px;
  border-radius: 3px;
  align-self: start;
  justify-self: end;
  white-space: nowrap;
}

/* =========================================================================
   Writing page + individual posts
   ========================================================================= */

.writing-callout {
  margin: 32px var(--pad-x) 8px;
  padding: 18px 22px;
  background: var(--accent-tint-bg);
  border: 1px solid var(--accent-tint-border);
  border-left: 3px solid var(--accent);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.writing-callout .kicker {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}
.writing-callout .body {
  font-size: 15px;
  line-height: 1.55;
  color: var(--accent-text-on-tint);
}

.post-list {
  padding: 8px var(--pad-x) 48px;
  list-style: none;
  margin: 0;
}
.post-list-item {
  padding: 26px 0;
  border-top: 1px solid var(--hairline);
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 32px;
  align-items: start;
}
.post-list-item .post-date {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--faint);
  padding-top: 5px;
}
.post-list-item .post-title {
  font-family: var(--serif);
  font-size: 22px;
  line-height: 1.28;
  color: var(--ink);
  letter-spacing: -0.01em;
  margin: 0 0 8px;
}
.post-list-item .post-title a { color: var(--ink); text-decoration: none; }
.post-list-item .post-title a:hover { color: var(--accent); text-decoration: underline; }
.post-list-item .post-excerpt {
  font-size: 15px;
  line-height: 1.6;
  color: var(--body);
  margin: 0 0 8px;
  max-width: 62ch;
}
.post-list-item .post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.post-article {
  padding: 40px var(--pad-x) 56px;
  max-width: 780px;
  margin: 0 auto;
}
.post-article .post-meta {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 14px;
}
.post-article h1 {
  font-family: var(--serif);
  font-size: 38px;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 0 0 18px;
}
.post-article .post-lede {
  font-size: 18px;
  line-height: 1.62;
  color: var(--body);
  margin: 0 0 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--hairline);
  max-width: 62ch;
}
.post-article h2 {
  font-family: var(--serif);
  font-size: 24px;
  color: var(--ink);
  letter-spacing: -0.01em;
  margin: 36px 0 12px;
}
.post-article h3 {
  font-family: var(--serif);
  font-size: 19px;
  color: var(--ink);
  margin: 28px 0 10px;
}
.post-article p {
  font-size: 16.5px;
  line-height: 1.72;
  color: var(--body);
  margin: 0 0 18px;
  max-width: 62ch;
}
.post-article strong { color: var(--ink); }
.post-article em { font-style: italic; }
.post-article ul, .post-article ol {
  font-size: 16.5px;
  line-height: 1.7;
  color: var(--body);
  margin: 0 0 20px;
  padding-left: 22px;
  max-width: 62ch;
}
.post-article li { margin-bottom: 6px; }
.post-article a { color: var(--accent); text-decoration: underline; }
.post-article a:hover { color: var(--ink); }
.post-article blockquote {
  border-left: 3px solid var(--accent);
  background: var(--accent-tint-bg);
  padding: 14px 20px;
  margin: 20px 0;
  color: var(--accent-text-on-tint);
  font-style: italic;
}
.post-article .diary-note {
  background: var(--raised);
  border: 1px solid var(--hairline);
  padding: 14px 18px;
  margin: 20px 0;
  font-size: 14px;
  color: var(--secondary);
}
.post-article .diary-timestamp {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--accent);
  font-weight: 500;
  margin: 24px 0 8px;
}
.post-article .series-nav {
  margin-top: 44px;
  padding-top: 24px;
  border-top: 1px solid var(--hairline);
}
.post-article .series-nav .kicker {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 12px;
}
.post-article .series-nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 15px;
}
.post-article .series-nav li { margin-bottom: 6px; }
.post-article .spoiler-warning {
  font-size: 14px;
  color: var(--muted);
  font-style: italic;
  margin-bottom: 24px;
}

/* =========================================================================
   Wonders Club standalone page
   ========================================================================= */

.wc-page {
  padding: 48px var(--pad-x) 56px;
  max-width: 780px;
  margin: 0 auto;
}
.wc-page h1 {
  font-family: var(--serif);
  font-size: 38px;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 0 0 18px;
}
.wc-page p {
  font-size: 16.5px;
  line-height: 1.72;
  color: var(--body);
  margin: 0 0 18px;
  max-width: 62ch;
}
.wc-flyer {
  margin: 28px 0;
  text-align: center;
}
.wc-flyer img {
  max-width: 100%;
  border-radius: 6px;
  border: 1px solid var(--card-border);
}
.wc-closing { margin-top: 24px; color: var(--secondary); font-style: italic; }

/* =========================================================================
   Code / GitHub page
   ========================================================================= */

.code-intro {
  padding: 40px var(--pad-x) 20px;
  max-width: 780px;
}
.code-intro p {
  font-size: 16.5px;
  line-height: 1.7;
  color: var(--body);
  margin: 0 0 16px;
}
.repo-list {
  padding: 0 var(--pad-x) 40px;
  list-style: none;
  margin: 0;
}
.repo-item {
  padding: 24px 0;
  border-top: 1px solid var(--hairline);
}
.repo-item h3 {
  font-family: var(--serif);
  font-size: 20px;
  color: var(--ink);
  margin: 0 0 6px;
}
.repo-item h3 a { color: var(--ink); text-decoration: none; }
.repo-item h3 a:hover { color: var(--accent); text-decoration: underline; }
.repo-item .repo-desc {
  font-size: 15px;
  line-height: 1.6;
  color: var(--body);
  margin: 0 0 8px;
  max-width: 62ch;
}
.repo-item .repo-meta {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
}
.subsection-head {
  padding: 32px var(--pad-x) 0;
}
.subsection-head h2 {
  font-family: var(--serif);
  font-size: 22px;
  color: var(--ink);
  margin: 0;
  letter-spacing: -0.01em;
}
.subsection-head .subhead-lede {
  font-size: 14px;
  color: var(--secondary);
  margin: 4px 0 0;
}

/* =========================================================================
   404
   ========================================================================= */

.notfound {
  padding: 96px var(--pad-x);
  text-align: center;
}
.notfound h1 {
  font-family: var(--serif);
  font-size: 64px;
  color: var(--ink);
  margin: 0 0 12px;
}
.notfound p {
  font-size: 17px;
  color: var(--body);
  margin: 0 0 24px;
}

/* =========================================================================
   Inline figures inside case bodies (e.g. research schematics)
   ========================================================================= */

.case-figure {
  margin: 4px 0 10px;
  padding: 0;
}
.case-figure img {
  width: 100%;
  max-width: 520px;
  height: auto;
  background: var(--raised);
  border: 1px solid var(--card-border);
  border-radius: 4px;
  padding: 10px;
  box-sizing: border-box;
}
.case-figure figcaption {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--muted);
  margin-top: 6px;
  line-height: 1.5;
  max-width: 520px;
}

/* =========================================================================
   Wonders Club gallery (standalone /wonders-club/ page)
   ========================================================================= */

.wc-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 28px 0;
}
.wc-gallery figure {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.wc-gallery img,
.wc-photo-slot {
  width: 100%;
  aspect-ratio: 4/5;
  border: 1px solid var(--card-border);
  border-radius: 6px;
  object-fit: cover;
  display: block;
}
.wc-photo-slot {
  background: var(--raised);
  border-style: dashed;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 16px;
  text-align: center;
  color: var(--muted);
  gap: 6px;
}
.wc-photo-slot .slot-label {
  font-family: var(--serif);
  font-size: 15px;
  color: var(--secondary);
}
.wc-photo-slot .slot-hint {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--faint);
  letter-spacing: 0.04em;
}
.wc-gallery figcaption {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.03em;
  text-align: center;
}

/* =========================================================================
   Elsewhere / Wonders Club glimpse (landing)
   ========================================================================= */

.elsewhere {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  padding: 56px var(--pad-x);
  align-items: center;
  border-top: 1px solid var(--hairline);
}
.elsewhere .eyebrow { margin-bottom: 10px; }
.elsewhere h2 {
  font-family: var(--serif);
  font-size: 26px;
  color: var(--ink);
  letter-spacing: -0.01em;
  margin: 0 0 14px;
}
.elsewhere p {
  font-size: 15.5px;
  color: var(--body);
  line-height: 1.65;
  margin: 0 0 18px;
  max-width: 52ch;
}
.elsewhere-image {
  display: block;
}
.elsewhere-image img {
  width: 100%;
  height: auto;
  border: 1px solid var(--card-border);
  border-radius: 6px;
}

/* =========================================================================
   Academic career list (Work page)
   ========================================================================= */

.academic-list .post-list-item {
  grid-template-columns: 180px 1fr;
}
.academic-list .post-list-item .post-date {
  line-height: 1.5;
}
.academic-list .post-list-item .post-title {
  font-size: 19px;
}

/* =========================================================================
   Responsive (<900px)
   ========================================================================= */

@media (max-width: 900px) {
  :root { --pad-x: var(--pad-x-mobile); }

  .site-header { padding: 0 24px; }
  .status-bar { padding: 10px 24px; flex-wrap: wrap; }
  .status-right { flex-basis: 100%; margin-top: 6px; }

  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .site-nav {
    display: none;
    position: absolute;
    top: 66px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--hairline);
    padding: 8px 24px 16px;
    z-index: 99;
  }
  .site-nav.is-open { display: flex; }
  .site-nav a {
    padding: 12px 4px;
    border-bottom: 1px solid var(--hairline);
    min-height: 44px;
    display: flex;
    align-items: center;
  }
  .site-nav a:last-child { border-bottom: none; }
  .site-nav .btn-resume { margin-top: 8px; text-align: center; justify-content: center; }
  .site-nav a.active { box-shadow: none; }
  .site-nav a.active::before { content: '→ '; color: var(--accent); }

  .hero {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 40px 24px 32px;
  }
  .hero-copy h1 { font-size: 36px; }
  .hero-copy .lede { font-size: 16.5px; }
  .hero-portrait { max-width: 320px; }

  .stats-strip {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats-strip .stat:nth-child(2) { border-right: none; }
  .stats-strip .stat:nth-child(1), .stats-strip .stat:nth-child(2) {
    border-bottom: 1px solid var(--hairline);
  }

  .section-head { padding: 40px 24px 8px; }
  .cases, .cases-3col { padding: 8px 24px 32px; }
  .case { grid-template-columns: 1fr; gap: 16px; }
  .case-3col { grid-template-columns: 1fr; gap: 20px; padding: 28px 0; }
  .case-meta { flex-direction: row; flex-wrap: wrap; gap: 12px; align-items: baseline; }

  .cta-band {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 32px 24px;
  }
  .cta-band h2 { font-size: 24px; }

  .page-head, .page-head.wide {
    padding: 40px 24px 24px;
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-head h1 { font-size: 34px; }

  .expertise-rows { padding: 0 24px 40px; }
  .expertise-row {
    grid-template-columns: 1fr;
    gap: 14px;
    padding: 28px 0;
  }
  .expertise-ord { font-size: 22px; }
  .expertise-name { font-size: 22px; }

  .pub-group { padding: 8px 24px; }
  .pub-item {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .pub-tag { justify-self: start; }

  .post-list { padding: 8px 24px 32px; }
  .post-list-item { grid-template-columns: 1fr; gap: 8px; }
  .post-list-item .post-date { padding-top: 0; }

  .writing-callout { margin: 24px 24px 4px; }

  .post-article { padding: 32px 24px 40px; }
  .post-article h1 { font-size: 30px; }

  .wc-page { padding: 32px 24px 40px; }
  .wc-page h1 { font-size: 30px; }

  .code-intro { padding: 32px 24px 16px; }
  .repo-list { padding: 0 24px 32px; }
  .subsection-head { padding: 28px 24px 0; }

  .site-footer { padding: 20px 24px; gap: 10px; }

  .elsewhere {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 36px 24px;
  }

  .wc-gallery {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .wc-gallery img, .wc-photo-slot { aspect-ratio: 4/3; }

  .case-figure img { max-width: 100%; }

  .academic-list .post-list-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .notfound { padding: 64px 24px; }
  .notfound h1 { font-size: 44px; }
}

@media (max-width: 560px) {
  .status-msg { font-size: 12.5px; }
  .status-right { font-size: 11.5px; gap: 12px; }
  .hero-copy h1 { font-size: 30px; }
  .stats-strip { grid-template-columns: 1fr; }
  .stats-strip .stat { border-right: none; border-bottom: 1px solid var(--hairline); }
  .stats-strip .stat:last-child { border-bottom: none; }
}