/* Case study pages — aligned with main portfolio (dark + amber) */

body.case-study section { padding: 0; border-top: none; }

body.case-study main.page,
body.case-study .cs-main {
  max-width: 920px;
  margin: 0 auto;
  padding: 48px 28px 80px;
}

body.case-study .back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--slate);
  text-decoration: none;
  margin-bottom: 28px;
  transition: color .2s var(--ease-out);
}
body.case-study .back:hover { color: var(--signal); }

body.case-study .eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--signal);
  margin-bottom: 12px;
}

body.case-study h1 {
  font-family: var(--display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.08;
  color: var(--paper);
  margin-bottom: 12px;
}

body.case-study .subtitle,
body.case-study .lede,
body.case-study .tagline {
  font-size: 1.05rem;
  color: var(--slate);
  max-width: 660px;
  line-height: 1.65;
  margin-bottom: 20px;
}

body.case-study .meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}
body.case-study .meta-row .meta-item,
body.case-study .meta-row > div { font-size: 13.5px; color: var(--slate); }
body.case-study .meta-item .ml,
body.case-study .meta-row strong {
  display: block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--slate-dim);
  margin-bottom: 3px;
}
body.case-study .meta-item .mv { font-weight: 600; color: var(--paper); }

body.case-study .links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
}
body.case-study .links a {
  font-size: 13px;
  font-weight: 700;
  color: var(--signal);
  border: 1px solid rgba(255,185,56,0.35);
  padding: 8px 14px;
  border-radius: 100px;
  transition: background .2s var(--ease-out), border-color .2s var(--ease-out);
}
body.case-study .links a:hover {
  background: var(--signal-dim);
  border-color: rgba(255,185,56,0.55);
}
body.case-study .links a.primary {
  background: var(--signal);
  color: var(--on-accent);
  border-color: var(--signal);
}
body.case-study .links a.primary:hover {
  box-shadow: 0 8px 24px rgba(255,185,56,0.25);
}

body.case-study .stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 32px;
}
body.case-study .stat {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
  text-align: center;
}
body.case-study .stat strong {
  display: block;
  font-family: var(--display);
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--signal);
  line-height: 1.05;
  margin-bottom: 6px;
}
body.case-study .stat span { font-size: 12px; color: var(--slate); font-weight: 600; }

body.case-study .grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 28px;
}

body.case-study .card,
body.case-study .why-card,
body.case-study .flow-step,
body.case-study .feature {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
}

body.case-study .card { padding: 20px; }
body.case-study .card h2 {
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--signal);
  margin-bottom: 10px;
}
body.case-study .card p,
body.case-study .card li { font-size: 14px; color: var(--slate); line-height: 1.6; }
body.case-study .card p + p { margin-top: 10px; }
body.case-study .card b { color: var(--paper); font-weight: 600; }

body.case-study .callout {
  margin-top: 12px;
  padding: 12px 14px;
  background: var(--signal-dim);
  border-left: 3px solid var(--signal);
  border-radius: 0 10px 10px 0;
  font-size: 13.5px;
  color: var(--paper-dim);
  line-height: 1.55;
}
body.case-study .callout strong { color: var(--signal); }

body.case-study section { margin-bottom: 32px; }
body.case-study section > h2 {
  font-family: var(--display);
  font-size: clamp(1.35rem, 3vw, 1.6rem);
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--paper);
  margin-bottom: 14px;
}
body.case-study section > .lead,
body.case-study .muted { font-size: 14.5px; color: var(--slate); max-width: 720px; margin-bottom: 16px; }

body.case-study .flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}
body.case-study .flow-step { padding: 14px; border-radius: 12px; }
body.case-study .flow-step .num {
  font-size: 11px;
  font-weight: 700;
  color: var(--signal);
  margin-bottom: 6px;
}
body.case-study .flow-step h3 { font-size: 14px; font-weight: 700; color: var(--paper); margin-bottom: 4px; }
body.case-study .flow-step p { font-size: 12px; color: var(--slate); }

body.case-study ul.clean { list-style: none; margin-top: 10px; }
body.case-study ul.clean li {
  position: relative;
  padding-left: 18px;
  font-size: 13.5px;
  color: var(--slate);
  margin-bottom: 8px;
  line-height: 1.55;
}
body.case-study ul.clean li::before {
  content: "";
  position: absolute;
  left: 0; top: 8px;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--signal);
}
body.case-study ul.clean li b { color: var(--paper); font-weight: 600; }

body.case-study table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}
body.case-study th, body.case-study td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
body.case-study th {
  background: rgba(255,185,56,0.08);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--signal);
}
body.case-study td { color: var(--slate); }
body.case-study td:first-child { font-weight: 600; color: var(--paper); }
body.case-study tr:last-child td { border-bottom: none; }

body.case-study .metrics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
body.case-study .metric-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}
body.case-study .metric-row:last-child { border-bottom: none; }
body.case-study .metric-row span:first-child { color: var(--slate); }
body.case-study .metric-row span:last-child { font-weight: 700; color: var(--signal); text-align: right; }
body.case-study .metric-row.after span:last-child { color: var(--green); }

body.case-study .features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
body.case-study .feature { padding: 18px; }
body.case-study .feature .tag {
  font-size: 11px;
  font-weight: 700;
  color: var(--signal);
  margin-bottom: 8px;
}
body.case-study .feature h3 { font-size: 15px; font-weight: 700; color: var(--paper); margin-bottom: 8px; }
body.case-study .feature p { font-size: 13px; color: var(--slate); }

body.case-study .cs-footer,
body.case-study p.footer {
  margin-top: 36px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--slate-dim);
  line-height: 1.6;
}

body.case-study a.cs-link { color: var(--signal); font-weight: 600; }
body.case-study a.cs-link:hover { text-decoration: underline; }

/* TaskQuest document layout */
body.case-study article.page.tq-doc {
  max-width: 820px;
  margin: 40px auto 80px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

body.case-study article.page.tq-doc header.hero,
body.case-study article.page.tq-doc > section {
  padding: 40px 48px;
  border-bottom: 1px solid var(--line);
}
body.case-study article.page.tq-doc > section:last-of-type { border-bottom: none; }

body.case-study article.page.tq-doc h3 {
  font-size: 15px;
  font-weight: 700;
  margin: 24px 0 8px;
  color: var(--paper);
}
body.case-study article.page.tq-doc p { margin-bottom: 14px; color: var(--paper-dim); font-size: 15px; line-height: 1.65; }

body.case-study .problem-box {
  background: rgba(255,90,54,0.08);
  border: 1px solid rgba(255,90,54,0.22);
  padding: 24px 28px;
  border-radius: 12px;
  margin-bottom: 8px;
}
body.case-study .problem-box h2 {
  color: var(--signal-2);
  font-size: 14px;
  font-family: var(--sans);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
body.case-study .problem-box p { color: var(--paper-dim); margin: 0; }

body.case-study .why-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 8px; }
body.case-study .why-card { padding: 20px; border-radius: 12px; }
body.case-study .why-card .num { font-size: 11px; font-weight: 700; color: var(--signal); letter-spacing: 0.1em; margin-bottom: 8px; }
body.case-study .why-card h3 { margin: 0 0 8px; font-size: 14px; color: var(--paper); }
body.case-study .why-card p { font-size: 13px; color: var(--slate); margin: 0; }

body.case-study .features.tq-features { display: flex; flex-direction: column; gap: 20px; }
body.case-study .features.tq-features .feature {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 16px;
  align-items: start;
  padding-bottom: 20px;
  border-radius: 0;
  border: none;
  border-bottom: 1px solid var(--line);
  background: transparent;
}
body.case-study .features.tq-features .feature:last-child { border-bottom: none; padding-bottom: 0; }
body.case-study .feature-rank {
  width: 48px; height: 48px;
  background: var(--signal-dim);
  color: var(--signal);
  font-family: var(--display);
  font-size: 22px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255,185,56,0.2);
  border-radius: 10px;
}
body.case-study .feature-why { font-size: 13px; color: var(--green); font-weight: 600; }

body.case-study .metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  margin-top: 20px;
}
body.case-study .metric {
  background: var(--surface-2);
  padding: 24px 20px;
  text-align: center;
}
body.case-study .metric-value {
  font-family: var(--display);
  font-size: 32px;
  font-weight: 700;
  color: var(--signal);
  line-height: 1;
  margin-bottom: 6px;
}
body.case-study .metric-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--slate-dim);
  margin-bottom: 8px;
}
body.case-study .metric-desc { font-size: 12px; color: var(--slate); line-height: 1.45; }

body.case-study .outcome-list { list-style: none; margin-top: 8px; }
body.case-study .outcome-list li {
  padding: 10px 0 10px 20px;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  color: var(--paper-dim);
  position: relative;
}
body.case-study .outcome-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--signal);
  font-weight: 700;
}
body.case-study .outcome-list li:last-child { border-bottom: none; }

body.case-study article.page.tq-doc .doc-footer {
  padding: 20px 48px;
  background: var(--surface-2);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12px;
  color: var(--slate);
  border-top: 1px solid var(--line);
}
body.case-study article.page.tq-doc .doc-footer a { color: var(--signal); font-weight: 600; }

/* TaskQuest one-pager grid header */
body.case-study article.page.tq-one .hero {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  padding: 40px 48px 32px;
  border-bottom: 1px solid var(--line);
  align-items: end;
}
body.case-study article.page.tq-one > section {
  padding: 32px 48px;
  border-bottom: 1px solid var(--line);
}
body.case-study .live-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  font-size: 14px;
  font-weight: 700;
  color: var(--signal);
}
body.case-study .pill-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
body.case-study .pill {
  font-size: 11px;
  font-weight: 600;
  color: var(--paper-dim);
  background: var(--surface-2);
  border: 1px solid var(--line);
  padding: 4px 10px;
  border-radius: 100px;
}
body.case-study .pill.accent {
  background: var(--signal-dim);
  border-color: rgba(255,185,56,0.35);
  color: var(--signal);
}

body.case-study article.page.tq-one-pager {
  max-width: 960px;
  margin: 40px auto 80px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}
body.case-study article.page.tq-one-pager .hero {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  padding: 40px 48px 32px;
  border-bottom: 1px solid var(--line);
  align-items: end;
}
body.case-study .hero-meta {
  text-align: right;
  font-size: 12px;
  color: var(--slate);
  line-height: 1.8;
}
body.case-study .hero-meta strong {
  display: block;
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--slate-dim);
}
body.case-study .live-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 3px var(--green-dim);
}
body.case-study article.page.tq-one-pager .body {
  display: grid;
  grid-template-columns: 1fr 1fr;
}
body.case-study article.page.tq-one-pager .col {
  padding: 32px 40px;
  border-bottom: 1px solid var(--line);
}
body.case-study article.page.tq-one-pager .col-left {
  border-right: 1px solid var(--line);
}
body.case-study article.page.tq-one-pager .col h2 {
  font-family: var(--display);
  font-size: 18px;
  font-weight: 700;
  color: var(--paper);
  margin-bottom: 16px;
}
body.case-study .arch { display: flex; flex-direction: column; gap: 6px; margin-bottom: 28px; }
body.case-study .arch-row { display: flex; justify-content: center; }
body.case-study .arch-box {
  border: 1px solid var(--line);
  background: var(--surface-2);
  padding: 10px 16px;
  border-radius: 10px;
  font-size: 12px;
  font-weight: 700;
  color: var(--paper);
  text-align: center;
  line-height: 1.4;
}
body.case-study .arch-box.highlight {
  border-color: rgba(255,185,56,0.4);
  background: var(--signal-dim);
  color: var(--signal);
}
body.case-study .arch-arrow { text-align: center; font-size: 11px; color: var(--slate-dim); }
body.case-study .arch-caption { font-size: 11px; color: var(--slate-dim); margin-top: 8px; text-align: center; }
body.case-study ul.features-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
body.case-study ul.features-list li {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
  background: var(--surface-2);
  font-size: 12px;
  color: var(--slate);
  line-height: 1.45;
}
body.case-study ul.features-list li strong { display: block; color: var(--paper); font-size: 13px; margin-bottom: 3px; }
body.case-study .stack { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
body.case-study .challenges { list-style: none; display: flex; flex-direction: column; gap: 12px; }
body.case-study .challenge { border-left: 3px solid var(--signal); padding-left: 14px; }
body.case-study .challenge-title { font-size: 13px; font-weight: 700; color: var(--paper); margin-bottom: 3px; }
body.case-study .challenge-desc { font-size: 12px; color: var(--slate); line-height: 1.55; }
body.case-study .challenge-fix { font-size: 11px; color: var(--green); font-weight: 600; margin-top: 4px; }
body.case-study article.page.tq-one-pager > .stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  margin-bottom: 0;
}
body.case-study article.page.tq-one-pager > .stats .stat {
  padding: 20px 24px;
  border-right: 1px solid var(--line);
  border-radius: 0;
  background: var(--surface-2);
}
body.case-study article.page.tq-one-pager > .stats .stat:last-child { border-right: none; }
body.case-study .stat-value {
  font-family: var(--display);
  font-size: 28px;
  font-weight: 700;
  color: var(--signal);
  line-height: 1;
  margin-bottom: 4px;
}
body.case-study article.page.tq-one-pager .doc-footer {
  padding: 16px 40px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 11px;
  color: var(--slate);
  background: var(--surface-2);
}
body.case-study article.page.tq-one-pager .doc-footer a { color: var(--signal); font-weight: 600; }

@media (max-width: 720px) {
  body.case-study .stats,
  body.case-study .grid-2,
  body.case-study .flow,
  body.case-study .features,
  body.case-study .metrics-grid,
  body.case-study .why-grid,
  body.case-study .metrics { grid-template-columns: 1fr; }
  body.case-study article.page.tq-doc header.hero,
  body.case-study article.page.tq-doc > section { padding-left: 24px; padding-right: 24px; }
  body.case-study article.page.tq-one-pager .hero { grid-template-columns: 1fr; padding-left: 24px; padding-right: 24px; }
  body.case-study article.page.tq-one-pager .col { padding-left: 24px; padding-right: 24px; }
  body.case-study article.page.tq-one-pager .body { grid-template-columns: 1fr; }
  body.case-study article.page.tq-one-pager .col-left { border-right: none; border-bottom: 1px solid var(--line); }
  body.case-study ul.features-list { grid-template-columns: 1fr; }
  body.case-study article.page.tq-one-pager > .stats { grid-template-columns: 1fr 1fr; }
  body.case-study article.page.tq-one-pager > .stats .stat:nth-child(2) { border-right: none; }
  body.case-study .hero-meta { text-align: left; }
}


@media print {
  body.case-study header.topbar,
  body.case-study footer.site-footer { display: none; }
  body.case-study .back { display: none; }
}