/* ki_use_cases — Source: Ki Home.html lines 421–456 + 1024–1092.
   mist bg · centered head · 3-col grid · 6 cards · btn-ki below. */

.ki-scope .ki-use-cases {
  background: var(--ki-blue-mist);
  padding: 96px 0;
  position: relative;
}
.ki-scope .ki-use-cases .ki-uc-wrap {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 48px;
}

.ki-scope .ki-use-cases .use-head {
  text-align: center;
  margin-bottom: 48px;
}
.ki-scope .ki-use-cases .use-head .catchline {
  color: var(--ki-blue);
  display: block;
  margin-bottom: 20px;
  font-family: var(--ki-sans);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}
.ki-scope .ki-use-cases .use-head h2 {
  font-family: var(--ki-serif);
  font-weight: 400;
  font-size: clamp(40px, 5vw, 64px);
  line-height: 1.05;
  margin: 0 0 14px;
  color: #000;
  letter-spacing: -0.005em;
}
.ki-scope .ki-use-cases .use-head p {
  font-family: var(--ki-sans);
  font-size: 17px;
  color: var(--ki-ink-mute);
  max-width: 54ch;
  margin: 0 auto;
  line-height: 1.6;
}

.ki-scope .ki-use-cases .use-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  background: #fff;
  border: 1px solid var(--ki-rule-cool);
}
.ki-scope .ki-use-cases .use-card {
  padding: 32px 28px;
  border-right: 1px solid var(--ki-rule-cool);
  border-bottom: 1px solid var(--ki-rule-cool);
  position: relative;
  min-height: 180px;
  display: flex;
  flex-direction: column;
  transition: background 240ms ease;
  color: inherit;
  text-decoration: none;
}
.ki-scope .ki-use-cases .use-card:nth-child(3n) { border-right: none; }
.ki-scope .ki-use-cases .use-card:nth-last-child(-n+3) { border-bottom: none; }
.ki-scope .ki-use-cases .use-card:hover { background: #FAFCFD; }
.ki-scope .ki-use-cases .use-card .top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 18px;
}
.ki-scope .ki-use-cases .use-card .glyph {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--ki-blue);
  color: #fff;
  display: grid;
  place-items: center;
  flex: none;
}
.ki-scope .ki-use-cases .use-card .glyph svg {
  width: 24px;
  height: 24px;
}
.ki-scope .ki-use-cases .use-card .num {
  font-family: var(--ki-num);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--ki-ink-mute);
  font-weight: 500;
}
.ki-scope .ki-use-cases .use-card h4 {
  font-family: var(--ki-serif);
  font-weight: 500;
  font-size: 24px;
  margin: 0 0 10px;
  line-height: 1.15;
  color: #000;
}
.ki-scope .ki-use-cases .use-card p {
  font-family: var(--ki-sans);
  margin: 0;
  font-size: 14.5px;
  color: var(--ki-ink-mute);
  line-height: 1.55;
  max-width: 32ch;
}
.ki-scope .ki-use-cases .use-cta {
  margin-top: 44px;
  text-align: center;
}
/* btn-ki — Source `.btn-ki` (448–456). Cream text on blue pill. */
.ki-scope .ki-use-cases .btn-ki {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  height: 54px;
  padding: 0 32px;
  background: var(--ki-blue);
  color: var(--ki-cream);
  font-family: var(--ki-sans);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 600;
  border-radius: 2px;
  border: 1px solid var(--ki-blue);
  transition: background 220ms ease, color 220ms ease, transform 220ms ease;
}
.ki-scope .ki-use-cases .btn-ki:hover {
  background: transparent;
  color: var(--ki-blue);
  transform: translateY(-1px);
}
.ki-scope .ki-use-cases .btn-ki::after {
  content: "→";
  font-family: var(--ki-serif);
  font-size: 18px;
}

@media (max-width: 1100px) {
  .ki-scope .ki-use-cases { padding: 80px 0; }
  .ki-scope .ki-use-cases .ki-uc-wrap { padding: 0 32px; }
  .ki-scope .ki-use-cases .use-grid { grid-template-columns: repeat(2, 1fr); }
  .ki-scope .ki-use-cases .use-card { border-right: 1px solid var(--ki-rule-cool); border-bottom: 1px solid var(--ki-rule-cool); }
  .ki-scope .ki-use-cases .use-card:nth-child(3n) { border-right: 1px solid var(--ki-rule-cool); }
  .ki-scope .ki-use-cases .use-card:nth-child(2n) { border-right: none; }
  .ki-scope .ki-use-cases .use-card:nth-last-child(-n+3) { border-bottom: 1px solid var(--ki-rule-cool); }
  .ki-scope .ki-use-cases .use-card:nth-last-child(-n+2) { border-bottom: none; }
}
@media (max-width: 700px) {
  .ki-scope .ki-use-cases { padding: 64px 0; }
  .ki-scope .ki-use-cases .ki-uc-wrap { padding: 0 24px; }
  .ki-scope .ki-use-cases .use-grid { grid-template-columns: 1fr; }
  .ki-scope .ki-use-cases .use-card,
  .ki-scope .ki-use-cases .use-card:nth-child(2n),
  .ki-scope .ki-use-cases .use-card:nth-child(3n) {
    border-right: none;
    border-bottom: 1px solid var(--ki-rule-cool);
  }
  .ki-scope .ki-use-cases .use-card:last-child { border-bottom: none; }
}