/* ArthaBase persona pages: agents, developers, management.
   Depends on tokens + atlas kit in style.css. */

/* ════ HERO ═══════════════════════════════════════════════════ */
.persona-hero {
  position: relative;
  padding-top: clamp(6.5rem, 13vw, 10rem);
  padding-bottom: clamp(3.5rem, 7vw, 6rem);
  overflow: hidden;
}
.persona-hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  gap: clamp(2.5rem, 6vw, 6rem);
  align-items: center;
}
@media (max-width: 960px) {
  .persona-hero-layout { grid-template-columns: 1fr; }
}

.persona-hero-title {
  margin-top: 1.25rem;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
}
.persona-hero-lead {
  margin-top: 1.375rem;
  max-width: 32rem;
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--color-text-secondary);
}
.persona-hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.875rem;
  margin-top: 2rem;
}

.persona-hero-photo {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4 / 5;
  max-height: 540px;
}
.persona-hero-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.persona-hero-photo-tag {
  position: absolute;
  left: 1rem;
  bottom: 1rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  color: rgba(233, 231, 223, 0.85);
  background: rgba(12, 15, 13, 0.7);
  border: 1px solid rgba(233, 231, 223, 0.18);
  border-radius: 999px;
  padding: 0.375rem 0.875rem;
  backdrop-filter: blur(6px);
}

/* ════ USE CASES (manifest rows) ══════════════════════════════ */
.persona-uses-list { border-top: 1px solid var(--color-border); }
.persona-use-row {
  display: grid;
  grid-template-columns: minmax(4.5rem, 1fr) minmax(0, 4fr) minmax(0, 6fr);
  gap: clamp(1rem, 3vw, 3rem);
  align-items: baseline;
  padding: clamp(1.25rem, 2.5vw, 1.875rem) 0;
  border-bottom: 1px solid var(--color-border);
}
@media (max-width: 760px) {
  .persona-use-row { grid-template-columns: 1fr; gap: 0.5rem; }
}
.persona-use-key {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--color-terracotta);
}
.persona-use-row h3 { font-size: 1.375rem; }
.persona-use-row p {
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--color-text-muted);
  max-width: 56ch;
}

/* ════ OFFERINGS (paper cards) ════════════════════════════════ */
.persona-offers { background-color: var(--color-bg); }
.persona-offers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.25rem, 2.5vw, 2rem);
}
@media (max-width: 860px) {
  .persona-offers-grid { grid-template-columns: 1fr; }
}
.persona-offer {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: clamp(1.5rem, 3vw, 2rem);
  box-shadow: var(--shadow-sm);
}
.persona-offer-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-sm);
  font-size: 1.25rem;
  background: var(--color-terracotta-dim);
  color: var(--color-terracotta);
}
.persona-offer h3 {
  margin-top: 1rem;
  font-size: 1.5rem;
  line-height: 1.2;
}
.persona-offer p {
  margin-top: 0.625rem;
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--color-text-muted);
}

/* ════ CROSS LINKS ════════════════════════════════════════════ */
.persona-cross {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 1.25rem;
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(233, 231, 223, 0.18);
}
.persona-cross-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
}
.persona-cross a {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  border-bottom: 1px solid rgba(233, 231, 223, 0.35);
  transition: color 0.2s ease, border-color 0.2s ease;
}
.persona-cross a:hover {
  color: var(--color-terracotta);
  border-color: var(--color-terracotta);
}