/* =========================================================================
   arca.ai — page-level styles for sections that aren't in the marketing
   kit (ProductSuite, Pillars, Manifesto). Built on the same brand tokens.
   ========================================================================= */

/* --- PRODUCT SUITE ---------------------------------------------------- */
.suite__head { max-width: 640px; margin-bottom: 56px; }
.suite__head .sec-h2 em {
  font-style: italic; color: var(--arc-teal-text); font-family: var(--font-display);
}

.suite__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: rgba(240, 237, 232, 0.07);
  border: 1px solid rgba(240, 237, 232, 0.07);
  border-radius: var(--r-md);
  overflow: hidden;
}
.suite__card {
  display: flex; flex-direction: column;
  padding: 32px;
  background: var(--void);
  transition: background .2s, transform .2s;
  position: relative;
  min-height: 240px;
}
.suite__card:hover { background: var(--void-2); }

.suite__act {
  font-family: var(--font-mono); font-size: 10.5px;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--dim-void);
  margin-bottom: 20px;
}
.suite__name-row { display: flex; align-items: center; gap: 10px; margin-bottom: 4px; }
.suite__pip { width: 6px; height: 6px; border-radius: 50%; background: var(--arc-teal); }
.suite__name {
  font-family: var(--font-sans); font-weight: 500; font-size: 22px;
  color: var(--parchment);
}
.suite__badge {
  font-family: var(--font-mono); font-size: 9.5px;
  color: var(--arc-teal-text); letter-spacing: 0.08em; text-transform: uppercase;
  border: 1px solid var(--teal-border); padding: 2px 7px; border-radius: 3px;
  margin-left: 6px;
}
.suite__badge--live {
  position: relative;
  display: inline-flex; align-items: center;
  color: var(--arc-teal-text); border-color: var(--teal-border);
  background: rgba(0, 196, 161, 0.06);
}
.suite__live-dot {
  width: 5px; height: 5px; border-radius: 50%;
  background: #ff3b30;
  margin-left: 3px;
  align-self: flex-start;
  margin-top: 1px;
  animation: suite-live-flash 1.4s ease-in-out infinite;
}
@keyframes suite-live-flash {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.4; }
}
@media (prefers-reduced-motion: reduce) {
  .suite__live-dot { animation: none; }
}
.suite__kind {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--arc-teal-text); letter-spacing: 0.08em; text-transform: uppercase;
  margin-bottom: 14px;
}
.suite__desc {
  font-size: 14.5px; line-height: 1.65; color: var(--muted-void);
  margin-bottom: 20px; flex: 1;
}
.suite__cta {
  font-family: var(--font-mono); font-size: 12px;
  color: var(--arc-teal-text); letter-spacing: 0.04em;
  margin-top: auto;
}

/* --- PILLARS ---------------------------------------------------------- */
.pillars__head { max-width: none; margin-bottom: 56px; }
.pillars__head .sec-h2 { white-space: nowrap; }
@media (max-width: 720px) {
  .pillars__head .sec-h2 { white-space: normal; }
}
.pillars__grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.pillar-card {
  padding: 32px 0 0;
  border-top: 1px solid rgba(8, 15, 28, 0.18);
}
.pillar-card__num {
  font-family: var(--font-display); font-style: italic;
  font-size: 28px; color: rgba(0, 196, 161, 0.35);
  margin-bottom: 18px; line-height: 1;
}
.pillar-card__title {
  font-family: var(--font-display); font-weight: 400; font-size: 22px;
  color: var(--on-parch); margin-bottom: 12px; line-height: 1.2;
  letter-spacing: -0.01em;
}
.pillar-card__body {
  font-size: 14.5px; line-height: 1.7; color: var(--muted-parch);
}

/* --- MANIFESTO -------------------------------------------------------- */
.manifesto {
  background: var(--void);
  padding: 128px 0;
  position: relative; overflow: hidden;
  border-top: 1px solid rgba(0, 196, 161, 0.12);
  border-bottom: 1px solid rgba(0, 196, 161, 0.12);
}
.manifesto__inner {
  max-width: 880px;
  display: flex; flex-direction: column; align-items: flex-start;
}
.manifesto__q {
  font-family: var(--font-display); font-weight: 400;
  font-size: clamp(28px, 3.4vw, 44px);
  line-height: 1.3; letter-spacing: -0.015em;
  color: var(--parchment);
}
.manifesto__q em {
  font-style: italic; color: var(--arc-teal);
}
.manifesto__attr {
  margin-top: 32px;
  font-family: var(--font-mono); font-size: 11.5px;
  color: var(--muted-void); letter-spacing: 0.08em; text-transform: uppercase;
}

/* --- RESPONSIVE ------------------------------------------------------- */
@media (max-width: 900px) {
  .suite__grid { grid-template-columns: 1fr; }
  .pillars__grid { grid-template-columns: 1fr; gap: 24px; }
  .manifesto { padding: 80px 0; }
}