/* ==========================================================================
   pages.css — page-level layout rules
   Consumed by: pages/index.html (and future page sources)
   Produces: .hero, .hero-scene, .frost positioning, .catalog-grid,
             .editorial, .kpi-strip, .lablog-*, .section-pad
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Hero
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  isolation: isolate;
}

.hero-scene {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero-scene svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* Frost panel — lower-left anchor.
   Wide enough to hold the .display headline at its 84px max in Syne weight 800:
   the longest word "instruments." is ~756px, which overflowed the old 560px
   card. Sized so whole words fit (no mid-word breaks) while never exceeding the
   viewport on smaller screens. */
.hero > .frost {
  position: relative;
  z-index: 2;
  max-width: min(1000px, calc(100vw - var(--space-48)));
  margin: 0 auto var(--space-64);
  text-align: center;
}

/* Center the inline groups that don't inherit text-align (flex children). */
.hero > .frost .kpi-strip { justify-content: center; }

/* Defense in depth: if the viewport ever forces the card narrower than the
   biggest word, break it rather than spill past the card onto the background. */
.hero .display {
  overflow-wrap: break-word;
  word-break: normal;
}

/* --------------------------------------------------------------------------
   2. KPI strip
   -------------------------------------------------------------------------- */
.kpi-strip {
  display: flex;
  gap: var(--space-32);
  flex-wrap: wrap;
  margin-top: var(--space-32);
}

.kpi-strip .kpi {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  border: none;
  padding: 0;
}

.kpi-strip .kpi + .kpi {
  border-left: none;
}

.kpi-strip .kv {
  font-family: var(--font-display);
  font-weight: var(--fw-bold);
  font-size: var(--text-heading);
  line-height: var(--leading-tight);
  color: var(--fg);
  letter-spacing: var(--tracking-heading);
}

.kpi-strip .kl {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
}

/* --------------------------------------------------------------------------
   3. Section padding utility
   -------------------------------------------------------------------------- */
.section-pad {
  padding: var(--space-80) 0;
  border-top: 1px solid var(--hair);
}

.section-pad:last-of-type {
  border-bottom: 1px solid var(--hair);
}

/* --------------------------------------------------------------------------
   4. Editorial layout (mission-style two-column)
   -------------------------------------------------------------------------- */
.editorial {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-32);
}

@media (min-width: 900px) {
  .editorial {
    grid-template-columns: 1fr 2fr;
    gap: var(--space-64);
    align-items: start;
  }
}

/* --------------------------------------------------------------------------
   5. Catalog grid
   -------------------------------------------------------------------------- */
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-16);
}

/* --------------------------------------------------------------------------
   6. SEO entity card grid
   -------------------------------------------------------------------------- */
.entity-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 0;
  border: 1px solid var(--hair);
}

.entity-grid .card {
  border-radius: 0;
  border: 1px solid var(--hair);
  margin: -1px;
}

.entity-grid .card a {
  color: var(--fg);
  border-bottom: 1px solid var(--orange);
  text-decoration: none;
}

/* --------------------------------------------------------------------------
   7. Lab log rows
   -------------------------------------------------------------------------- */
.lablog-list {
  display: flex;
  flex-direction: column;
}

.lablog-row {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: var(--space-16);
  align-items: baseline;
  padding: var(--space-12) 0;
  border-top: 1px solid var(--hair);
  text-decoration: none;
  color: inherit;
  transition: padding-left 0.18s ease;
}

.lablog-row:hover {
  padding-left: var(--space-8);
}

.lablog-date {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--green);
  white-space: nowrap;
}

.lablog-title {
  font-size: 0.98rem;
  line-height: 1.4;
  color: var(--fg);
}

.lablog-row:hover .lablog-title {
  color: var(--orange);
}

@media (max-width: 640px) {
  .lablog-row {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
}

/* --------------------------------------------------------------------------
   8. Cognitive assembly sticky section
   -------------------------------------------------------------------------- */
.assembly-section {
  position: relative;
  border-top: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
  padding: var(--space-80) 0;
}

.assembly-diagram-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-32);
}

@media (min-width: 900px) {
  .assembly-diagram-wrap {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

.assembly-step-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.assembly-step-list li {
  padding: var(--space-12) var(--space-16);
  border: 1px solid var(--hair);
  border-radius: var(--radius-sm);
  background: var(--surface);
}

.assembly-kicker {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--yellow);
  margin-bottom: var(--space-4);
}

.assembly-step-list h3 {
  font-family: var(--font-display);
  font-weight: var(--fw-semibold);
  font-size: var(--text-subheading);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-heading);
  margin-bottom: var(--space-4);
}

.assembly-step-list p {
  color: var(--fg-2);
  font-size: var(--text-body);
  line-height: var(--leading-body);
}

/* --------------------------------------------------------------------------
   9. Architecture diagram section
   -------------------------------------------------------------------------- */
.arch-viz {
  max-width: 760px;
  margin: var(--space-40) auto 0;
  padding: 0 var(--space-16);
}

/* --------------------------------------------------------------------------
   10. Contact / engage section
   -------------------------------------------------------------------------- */
.engage-buttons {
  display: flex;
  gap: var(--space-12);
  flex-wrap: wrap;
  margin-top: var(--space-32);
}

/* --------------------------------------------------------------------------
   11. Catalog header
   -------------------------------------------------------------------------- */
.catalog-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: var(--space-24);
  margin-bottom: var(--space-32);
  padding-bottom: var(--space-24);
  border-bottom: 1px solid var(--hair);
}

.catalog-meta {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--muted);
  text-align: right;
  line-height: 1.8;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.catalog-meta strong {
  color: var(--green);
}

.catalog-meta a {
  color: var(--fg);
  border-bottom: 1px solid var(--orange);
  padding-bottom: 1px;
}

.catalog-meta a:hover {
  color: var(--orange);
  text-decoration: none;
}

/* --------------------------------------------------------------------------
   12. Mission aside facts
   -------------------------------------------------------------------------- */
.mission-aside {
  border-top: 1px solid var(--hair);
  margin-top: var(--space-24);
  padding-top: var(--space-16);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
}

.mission-aside-item {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--muted);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.mission-aside-item .v {
  display: block;
  color: var(--fg);
  font-size: 0.82rem;
  margin-top: var(--space-4);
  letter-spacing: 0.05em;
}

/* --------------------------------------------------------------------------
   13. Mobile adjustments
   -------------------------------------------------------------------------- */
@media (max-width: 800px) {
  .hero {
    min-height: 100svh;
    align-items: flex-end;
  }

  .hero > .frost {
    margin: 0 auto var(--space-32);
    max-width: calc(100vw - var(--space-32));
    padding: var(--space-20);
  }

  /* Shrink the display headline on phones so the longest words
     ("instruments.", "Independent") fit the narrower frost as whole words
     instead of breaking mid-letter. overflow-wrap (set above) stays as a
     last-resort safety net. */
  .hero .display {
    font-size: clamp(26px, 7.5vw, 56px);
  }

  .catalog-grid {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
   Papers index (research-papers)
   -------------------------------------------------------------------------- */
.paper-list { display: grid; gap: var(--space-32); margin-top: var(--space-40); }
.paper-card { display: grid; gap: var(--space-12); }
.paper-card .paper-media {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: 1px solid var(--hair);
  border-radius: var(--radius-sm);
  background: var(--lift);
}
.paper-card .paper-media video { width: 100%; height: 100%; object-fit: cover; display: block; }
.paper-card .paper-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-12);
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  letter-spacing: 0.04em;
  color: var(--muted);
}
.paper-card .paper-title {
  font-family: var(--font-display);
  font-weight: var(--fw-semibold);
  font-size: 1.5rem;
  line-height: 1.15;
  letter-spacing: var(--tracking-heading);
  color: var(--fg);
}
.paper-card .paper-role { font-family: var(--font-mono); font-size: var(--text-caption); color: var(--fg-3); }
.paper-card .paper-desc { font-size: var(--text-body); line-height: var(--leading-body); color: var(--fg-2); max-width: 65ch; }
.paper-card .tag-row { display: flex; flex-wrap: wrap; gap: var(--space-8); }
.paper-card .link-row { display: flex; flex-wrap: wrap; gap: var(--space-12); }
.paper-card .paper-footer {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-24);
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  color: var(--muted);
  border-top: 1px solid var(--hair-faint);
  padding-top: var(--space-12);
}