/* ==========================================================================
   K01 — Principles (kit/principles.html)
   Twelve numbered rules with Do / Don't cards, plus the audience map table.
   ========================================================================== */

/* ---- Chapters ----------------------------------------------------------- */
.principles-section {
  margin-top: clamp(72px, 9vw, 128px);
}

/* ---- Rule row: text left, Do / Don't cards right ------------------------ */
.rule {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr));
  gap: 24px 56px;
  padding: 36px 0;
  border-bottom: 1px solid var(--line);
}

.rule__text {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 12px;
}

.rule__no {
  padding-top: 8px;
  font-family: var(--f-mono);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  color: var(--muted);
}

.rule__title {
  margin: 0 0 10px;
  font-family: var(--f-display);
  font-weight: var(--d-weight);
  text-transform: var(--d-case);
  font-size: var(--t-h3);
  line-height: 1.12;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

.rule__body {
  margin: 0;
  max-width: 36em;
  text-wrap: pretty;
}

.rule__examples {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
  gap: 12px;
  align-content: start;
}

/* ---- Do / Don't card ---------------------------------------------------- */
.rule-card {
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.rule-card--dont {
  border: 1px dashed var(--muted);
}

.rule-card__label {
  margin-bottom: 6px;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--success);
}

.rule-card--dont .rule-card__label {
  color: var(--error);
}

.rule-card__text {
  font-size: 15px;
  line-height: 1.5;
  text-wrap: pretty;
}

/* ---- Audience map ------------------------------------------------------- */
.principles-map__intro {
  margin-bottom: 8px;
}

.audience-table {
  margin-top: 16px;
}

.audience-table__row {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.4fr) minmax(0, 1.1fr);
  gap: 24px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.45;
}

.audience-table__row--head {
  padding: 12px 0;
  border-bottom-color: var(--ink);
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  line-height: 1.55;
  color: var(--muted);
}

.audience-table__who {
  font-weight: 600;
}

.audience-table__check {
  color: var(--muted);
}

.audience-table__cta {
  font-weight: 500;
  color: var(--accent-text);
}