/* FLEAD case study: framed, polished layout on top of Quarto's cosmo theme */

:root {
  --navy: #0f172a;
  --slate: #475569;
  --muted: #64748b;
  --line: #e2e8f0;
  --soft: #f8fafc;
  --sky: #0ea5e9;
  --teal: #14b8a6;
  --purple: #8b5cf6;
  --orange: #f97316;
  --shadow: 0 12px 32px rgba(15, 23, 42, 0.08);
}

main.content {
  font-size: 1.04rem;
}

main h2 {
  font-weight: 800;
  color: var(--navy);
  border-bottom: none;
  margin-top: 0.3rem;
}

/* Small label above each section heading */
.kicker {
  display: inline-block;
  margin-top: 2.8rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sky);
}

.badges img {
  margin: 0 0.2rem 0.3rem 0;
}

.pitch {
  margin: 1.2rem 0 1.4rem;
  padding: 1.3rem 1.5rem;
  background: linear-gradient(135deg, #eff6ff 0%, #f0fdfa 100%);
  border: 1px solid #dbeafe;
  border-radius: 18px;
  box-shadow: var(--shadow);
}

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

/* Headline numbers */
.stats {
  margin: 1.4rem 0 1.6rem;
}

.stats > div {
  background: #ffffff;
  border: 1px solid var(--line);
  border-top: 4px solid var(--sky);
  border-radius: 14px;
  padding: 1rem 1.1rem;
  box-shadow: var(--shadow);
}

.stats > div:nth-child(2) { border-top-color: var(--teal); }
.stats > div:nth-child(3) { border-top-color: var(--orange); }
.stats > div:nth-child(4) { border-top-color: var(--purple); }

.stat-value {
  display: block;
  font-size: 1.7rem;
  font-weight: 800;
  line-height: 1.1;
  color: var(--navy);
}

.stat-label {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.85rem;
  color: var(--slate);
}

/* Frames around the recording, diagram and charts */
.frame {
  margin: 1.2rem 0 1.6rem;
  padding: 0.9rem;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.frame video,
.frame img {
  display: block;
  width: 100%;
  border-radius: 12px;
}

.frame .quarto-figure,
.frame figure {
  margin: 0;
}

.frame-dark {
  padding: 0.5rem;
  background: #1e293b;
  border-color: #1e293b;
}

.frame-caption {
  display: block;
  margin: 0.7rem 0.2rem 0;
  font-size: 0.88rem;
  color: var(--muted);
}

.panel-tabset img {
  border: 1px solid var(--line);
  border-radius: 12px;
}

.figure-caption,
figcaption {
  color: var(--muted) !important;
  font-size: 0.88rem;
}

/* Pipeline step cards */
.steps {
  margin: 1.4rem 0 0.6rem;
}

.step {
  height: 100%;
  padding: 1.1rem 1.15rem 0.6rem;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.step p {
  margin-bottom: 0.5rem;
  font-size: 0.93rem;
  color: var(--slate);
}

.step-head p {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 0.6rem;
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 50%;
  background: var(--navy);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.85rem;
}

.step-logo {
  width: 26px;
  height: 26px;
}

.step-title {
  font-weight: 800;
  font-size: 1.06rem;
  color: var(--navy);
}

/* Stream and batch panels */
.flow > div {
  height: 100%;
  padding: 1.2rem 1.4rem 0.5rem;
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.flow .stream {
  background: linear-gradient(160deg, #ecfeff 0%, #ffffff 60%);
  border: 1px solid #a5f3fc;
}

.flow .batch {
  background: linear-gradient(160deg, #f5f3ff 0%, #ffffff 60%);
  border: 1px solid #ddd6fe;
}

.flow-title {
  display: block;
  margin-bottom: 0.2rem;
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--navy);
}

.flow-sub {
  display: block;
  margin-bottom: 0.7rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.flow li {
  margin-bottom: 0.45rem;
  font-size: 0.95rem;
  color: var(--slate);
}

/* Tool cards */
.tools {
  margin: 1.4rem 0 0.6rem;
}

.tool {
  height: 100%;
  padding: 1.1rem 1.15rem 0.5rem;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.tool p {
  margin-bottom: 0.55rem;
  font-size: 0.92rem;
  color: var(--slate);
}

.tool-head p {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.65rem;
}

.tool-logo {
  width: 30px;
  height: 30px;
}

.tool-name {
  font-weight: 800;
  font-size: 1.08rem;
  color: var(--navy);
}

.chosen {
  display: block;
  padding: 0.55rem 0.7rem;
  background: var(--soft);
  border-radius: 10px;
  font-size: 0.88rem;
  color: var(--slate);
}

/* Design decision cards */
.decision {
  margin: 1.2rem 0;
  padding: 1.2rem 1.4rem 0.6rem;
  background: #ffffff;
  border: 1px solid var(--line);
  border-left: 5px solid var(--sky);
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.decision.purple { border-left-color: var(--purple); }
.decision.teal { border-left-color: var(--teal); }
.decision.orange { border-left-color: var(--orange); }

.decision h3 {
  margin-top: 0.2rem;
  font-weight: 800;
  color: var(--navy);
}

.decision-label {
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.decision .math.display {
  display: block;
  overflow-x: auto;
}

/* Tables */
main table {
  border-collapse: separate;
  border-spacing: 0;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

main table thead th {
  background: var(--soft);
  color: var(--navy);
  font-weight: 700;
  border-bottom: 1px solid var(--line) !important;
}

main table td,
main table th {
  padding: 0.55rem 0.8rem !important;
}

main table tbody tr:nth-child(even) {
  background: #fbfdff;
}

/* Tabbed screenshots */
.panel-tabset {
  padding: 0.6rem 1rem 1rem;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

/* Scope and next steps */
.duo > div {
  padding: 1rem 1.2rem 0.4rem;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 16px;
}

div.sourceCode {
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
}

.credits {
  font-size: 0.9rem;
  color: var(--muted);
}