/* ── Sulphur, Mercury & Salt colour overrides ── */
:root {
  --sulphur-col:  #c07820;
  --mercury-col:  #5888b8;
  --salt-col:     #b8bcc2;
}

/* ── Hero ── */
.tp-hero {
  position: relative;
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: calc(var(--nav-height) + var(--space-8)) var(--space-4) var(--space-8);
  overflow: hidden;
}
.tp-hero__bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 50% 60% at 20% 50%, rgba(192,120,32,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 50% 60% at 50% 40%, rgba(88,136,184,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 50% 60% at 80% 50%, rgba(184,188,194,0.05) 0%, transparent 60%),
    var(--color-furnace-black);
  z-index: 0;
}
.tp-hero__content { position: relative; z-index: 1; max-width: 780px; }

.tp-hero__emblem {
  width: 160px; height: 160px;
  margin: 0 auto var(--space-6);
  display: block;
}

/* ── Three principle cards ── */
.principle-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin: var(--space-8) 0;
  align-items: stretch;
}
@media (max-width: 860px) { .principle-cards { grid-template-columns: 1fr; } }

.principle-card {
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-4);
  border: 1px solid rgba(255,255,255,0.08);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.principle-card--sulphur {
  background: linear-gradient(160deg, rgba(192,120,32,0.18) 0%, rgba(14,11,8,0.96) 100%);
  border-top: 4px solid var(--sulphur-col);
}
.principle-card--mercury {
  background: linear-gradient(160deg, rgba(88,136,184,0.18) 0%, rgba(14,11,8,0.96) 100%);
  border-top: 4px solid var(--mercury-col);
}
.principle-card--salt {
  background: linear-gradient(160deg, rgba(184,188,194,0.14) 0%, rgba(14,11,8,0.96) 100%);
  border-top: 4px solid var(--salt-col);
}

.principle-card__symbol {
  font-size: 3rem;
  line-height: 1;
  text-align: center;
}
.principle-card__name {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  text-align: center;
}
.principle-card--sulphur .principle-card__name { color: #d4903a; }
.principle-card--mercury .principle-card__name { color: #7aaad0; }
.principle-card--salt    .principle-card__name { color: var(--salt-col); }

.principle-card__latin {
  text-align: center;
  font-style: italic;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: -var(--space-2);
}

.principle-card__tags {
  display: flex;
  gap: var(--space-1);
  flex-wrap: wrap;
  justify-content: center;
}
.principle-card__tag {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
  border: 1px solid currentColor;
  opacity: 0.80;
}
.principle-card--sulphur .principle-card__tag { color: #d4903a; border-color: rgba(192,120,32,0.5); }
.principle-card--mercury .principle-card__tag { color: #7aaad0; border-color: rgba(88,136,184,0.5); }
.principle-card--salt    .principle-card__tag { color: var(--salt-col); border-color: rgba(184,188,194,0.4); }

.principle-card__section-label {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-sulphur-gold);
  margin-bottom: 4px;
}
.principle-card__text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.75;
}
.principle-card__divider {
  border: none;
  border-top: 1px solid rgba(255,255,255,0.07);
}
.principle-card .scripture {
  font-size: var(--text-xs);
  margin-top: auto;
}

/* ── Trinitarian triangle SVG ── */
.triangle-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: var(--space-8) auto;
  max-width: 560px;
}
.triangle-svg { width: 100%; max-width: 480px; height: auto; }

/* ── Comparison table ── */
.tria-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
  margin: var(--space-4) 0;
}
.tria-table th {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--color-border-strong);
  padding: var(--space-2) var(--space-3);
  text-align: left;
}
.tria-table th:nth-child(2) { color: #d4903a; }
.tria-table th:nth-child(3) { color: #7aaad0; }
.tria-table th:nth-child(4) { color: var(--salt-col); }
.tria-table td {
  padding: var(--space-2) var(--space-3);
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  vertical-align: top;
}
.tria-table tr:last-child td { border-bottom: none; }
.tria-table td:first-child {
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-sulphur-gold);
  white-space: nowrap;
}