/* ============ MEMOFACEAI ============ */

.mf-hero {
  padding: var(--sp-12) 0 var(--sp-8);
  background: var(--navy-900);
  color: var(--text-inverse-muted);
  position: relative;
  overflow: hidden;
}
.mf-hero::before {
  content: ''; position: absolute; top: -20%; right: -8%; width: 560px; height: 560px;
  background: radial-gradient(circle, rgba(245,185,66,0.14), transparent 70%);
}
.mf-hero h1 { color: var(--white); max-width: 760px; }
.mf-hero .lead { max-width: 56ch; margin-top: var(--sp-2); margin-bottom: var(--sp-4); }

/* 5-layer architecture strip */
.layer-strip { display: flex; flex-direction: column; gap: 0; margin-top: var(--sp-6); }
.layer-row {
  display: grid; grid-template-columns: 32px 200px 1fr; gap: var(--sp-3); align-items: center;
  padding: var(--sp-2) 0; border-top: 1px solid rgba(255,255,255,0.1);
}
.layer-row:last-child { border-bottom: 1px solid rgba(255,255,255,0.1); }
.layer-num { font-family: var(--font-display); font-size: 13px; color: var(--amber-500); }
.layer-name { font-family: var(--font-display); font-weight: 500; color: var(--white); font-size: 15px; }
.layer-desc { font-size: 13.5px; color: var(--text-inverse-muted); }
@media (max-width: 700px) {
  .layer-row { grid-template-columns: 24px 1fr; }
  .layer-desc { grid-column: 2 / 3; }
}

/* Source grid */
.source-chip {
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 14px 16px; font-size: 14px; font-weight: 500; color: var(--text-primary);
  display: flex; align-items: center; justify-content: space-between;
  transition: border-color var(--dur-fast);
}
.source-chip:hover { border-color: var(--accent); }
.source-chip .tag { font-size: 11.5px; font-weight: 400; color: var(--text-muted); background: var(--neutral-050); padding: 2px 8px; border-radius: 10px; }

/* Capability cards */
.cap-card { border: 1px solid var(--border); border-radius: var(--radius-card); padding: var(--sp-3); }
.cap-card .cap-icon { width: 36px; height: 36px; border-radius: 9px; background: var(--amber-050); color: #8A5C0A; display: flex; align-items: center; justify-content: center; margin-bottom: 12px; font-size: 17px; }

/* Deployment tiers */
.tier-card { border: 1px solid var(--border); border-radius: var(--radius-card); padding: var(--sp-4); position: relative; }
.tier-card.featured { border: 2px solid var(--amber-500); }
.tier-badge { position:absolute; top:-12px; left: var(--sp-4); background: var(--amber-500); color: var(--navy-900); font-size: 12px; font-weight: 500; padding: 3px 12px; border-radius: 12px; }
.tier-card h3 { margin-bottom: 6px; }
.tier-model { font-size: 13.5px; color: var(--text-muted); margin-bottom: var(--sp-2); }
.tier-list { list-style: none; font-size: 14px; }
.tier-list li { padding: 8px 0; border-top: 1px solid var(--border); display: flex; gap: 8px; }
.tier-list li:first-child { border-top: none; }

/* Comparison table */
.compare-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.compare-table th, .compare-table td { text-align: left; padding: 14px 16px; border-bottom: 1px solid var(--border); }
.compare-table th { font-family: var(--font-display); font-weight: 500; color: var(--text-primary); font-size: 13px; }
.compare-table td.yes { color: var(--teal-600); font-weight: 500; }
.compare-table td.no { color: var(--text-muted); }
.compare-table tr.mf-row td { background: var(--amber-050); }

/* Who / who-not */
.fit-col { border: 1px solid var(--border); border-radius: var(--radius-card); padding: var(--sp-3); }
.fit-col.not-fit { background: var(--neutral-050); }
.fit-col ul { list-style: none; font-size: 14px; }
.fit-col li { padding: 6px 0; }