/* ==========================================================================
   brettdavis.ai - Case Study
   Shared layout for all /work/ project pages. Editorial, McKinsey-adjacent:
   a fact panel up top, numbered narrative sections, figure slots, and a
   closing spec sheet. One accent moment per page (the pull quote rule).
   ========================================================================== */

/* ---- Case hero ----------------------------------------------------------- */
.case-hero {
  padding-block: var(--space-7) var(--space-6);
}

.case-hero__title {
  font-size: var(--text-display);
  font-weight: 650;
  max-width: 16ch;
}

.case-hero__standfirst {
  margin-top: var(--space-3);
  font-size: var(--text-lede);
  color: var(--color-secondary);
  max-width: 40rem;
}

/* ---- Fact panel ------------------------------------------------------------
   Role / Timeline / Status / Sector at a glance. The panel a hiring
   manager reads before anything else.                                     */
.fact-panel {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
  gap: var(--space-3) var(--space-4);
  border-block: 1px solid var(--color-hairline);
  padding-block: var(--space-4);
  margin-top: var(--space-5);
}

.fact-panel dt {
  font-size: var(--text-micro);
  font-weight: 500;
  letter-spacing: var(--tracking-micro);
  text-transform: uppercase;
  color: var(--color-secondary);
  margin-bottom: var(--space-1);
}

.fact-panel dd { font-size: var(--text-small); }

/* ---- Narrative sections ----------------------------------------------------
   Two-column on desktop: sticky section label left, prose right.
   The label column is the reader's map through the case.                  */
.case-section {
  display: grid;
  grid-template-columns: 16rem 1fr;
  gap: var(--space-5);
  padding-block: var(--space-6);
  border-top: 1px solid var(--color-hairline);
}

.case-section__label {
  font-size: var(--text-micro);
  font-weight: 500;
  letter-spacing: var(--tracking-micro);
  text-transform: uppercase;
  color: var(--color-secondary);
  position: sticky;
  top: 6rem;
  align-self: start;
}

.case-section__body h2 {
  font-size: var(--text-h2);
  margin-bottom: var(--space-3);
}

.case-section__body h3 {
  font-size: var(--text-h3);
  margin-top: var(--space-4);
  margin-bottom: var(--space-2);
}

.case-section__body p {
  margin-bottom: var(--space-2);
  max-width: var(--width-prose);
}

.case-section__body ul {
  list-style: none;
  max-width: var(--width-prose);
  margin-bottom: var(--space-2);
}

.case-section__body li {
  padding-left: 1.4rem;
  position: relative;
  margin-bottom: var(--space-1);
}

/* Accent tick instead of a bullet - quiet use of the green */
.case-section__body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 0.65rem;
  height: 1px;
  background: var(--color-accent);
}

@media (max-width: 860px) {
  .case-section { grid-template-columns: 1fr; gap: var(--space-3); }
  .case-section__label { position: static; }
}

/* ---- Pull quote --------------------------------------------------------------
   One per case study. The single loud moment on the page.                 */
.case-pull {
  border-left: 2px solid var(--color-accent);
  padding-left: var(--space-4);
  margin-block: var(--space-4);
}

.case-pull p {
  font-family: var(--font-display);
  font-size: var(--text-h3);
  font-weight: 550;
  letter-spacing: -0.015em;
  line-height: 1.35;
  max-width: 30ch;
}

/* ---- System anatomy list ------------------------------------------------------
   Named subsystems described at pattern level. Replaces a screenshot
   gallery until real captures are supplied.                               */
.anatomy {
  list-style: none;
  border-top: 1px solid var(--color-hairline);
  max-width: var(--width-prose);
}

.anatomy li {
  border-bottom: 1px solid var(--color-hairline);
  padding: var(--space-3) 0;
  padding-left: 0;
}
.anatomy li::before { display: none; }

.anatomy .anatomy__name {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-body);
  margin-bottom: 0.35rem;
}

.anatomy .anatomy__desc {
  color: var(--color-secondary);
  font-size: var(--text-small);
  line-height: 1.6;
  display: block;
  max-width: 60ch;
}

/* ---- Figure slots ---------------------------------------------------------------
   Empty, honest placeholders for real screenshots. Styled so the page
   still looks finished before imagery lands.                              */
.figure-slot {
  border: 1px dashed var(--color-hairline-strong);
  border-radius: 4px;
  aspect-ratio: 16 / 9;
  display: grid;
  place-items: center;
  margin-block: var(--space-3);
  color: var(--color-secondary);
  font-size: var(--text-small);
}

/* ---- Spec sheet (Technology used) ---------------------------------------------- */
.spec-sheet {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(13rem, 1fr));
  gap: var(--space-3);
  max-width: 56rem;
}

.spec-sheet div {
  border-top: 1px solid var(--color-hairline);
  padding-top: var(--space-2);
}

.spec-sheet dt {
  font-size: var(--text-micro);
  letter-spacing: var(--tracking-micro);
  text-transform: uppercase;
  color: var(--color-secondary);
  margin-bottom: var(--space-1);
}

.spec-sheet dd { font-size: var(--text-small); }

/* ---- Prev / next project footer -------------------------------------------------- */
.case-nav {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  border-top: 1px solid var(--color-hairline);
  padding-block: var(--space-5);
}

.case-nav a {
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-h3);
}

.case-nav .direction {
  display: block;
  font-family: var(--font-body);
  font-size: var(--text-micro);
  font-weight: 500;
  letter-spacing: var(--tracking-micro);
  text-transform: uppercase;
  color: var(--color-secondary);
  margin-bottom: var(--space-1);
}

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

/* ---- Flow diagram --------------------------------------------------------------
   Pure-CSS process flow for case studies (no images required).
   Steps joined by hairline connectors with an accent node.               */
.flow {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
  gap: var(--space-3);
  max-width: 56rem;
  margin-block: var(--space-4);
  counter-reset: flow;
}

.flow li {
  counter-increment: flow;
  border-top: 2px solid var(--color-ink);
  padding: var(--space-2) 0 0;
  position: relative;
}
.flow li::before { display: none; }

.flow li::after {
  content: "";
  position: absolute;
  top: -4px;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}

.flow .flow__step {
  display: block;
  font-size: var(--text-micro);
  font-weight: 500;
  letter-spacing: var(--tracking-micro);
  text-transform: uppercase;
  color: var(--color-secondary);
  margin-bottom: var(--space-1);
}
.flow .flow__step::before { content: counter(flow, decimal-leading-zero) " · "; }

.flow .flow__name {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-body);
  margin-bottom: 0.35rem;
}

.flow .flow__desc {
  display: block;
  font-size: var(--text-small);
  color: var(--color-secondary);
  line-height: 1.55;
}

/* ---- Resume experience entries ------------------------------------------------ */
.xp-entry {
  border-top: 1px solid var(--color-hairline);
  padding-block: var(--space-3);
  max-width: var(--width-prose);
}
.xp-entry:first-of-type { border-top: none; padding-top: 0; }
.xp-entry h3 { margin: 0 0 0.25rem; }
.xp-meta {
  font-size: var(--text-micro);
  font-weight: 500;
  letter-spacing: var(--tracking-micro);
  text-transform: uppercase;
  color: var(--color-secondary);
  display: block;
  margin-bottom: var(--space-1);
}
.xp-entry p { font-size: var(--text-small); color: var(--color-secondary); margin-bottom: 0; }