/* ===========================================
   Agents - Refined Design
   =========================================== */

.agents {
  padding: var(--spacing-xl);
  background: var(--color-background);
  color: var(--color-text);
}

.agents__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-xl);
}

.agents__title {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.agents__title h1 {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  letter-spacing: var(--tracking-tighter);
  margin: 0;
}

.agents__count {
  background: var(--color-surface-raised);
  color: var(--color-text-subtle);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  border: 1px solid var(--color-border);
}

.agents__list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--spacing-lg);
}

/* ===========================================
   Agent Card - Elevated Design
   =========================================== */

.agent-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  padding: var(--spacing-xl);
  position: relative;
  overflow: hidden;
  transition:
    transform var(--duration-normal) var(--ease-out),
    box-shadow var(--duration-normal) var(--ease-out),
    border-color var(--duration-normal) var(--ease-out);
}

/* Subtle gradient overlay on cards */
.agent-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(180deg, var(--color-primary-surface) 0%, transparent 100%);
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-out);
  pointer-events: none;
}

.agent-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border-hover);
}

.agent-card:hover::before {
  opacity: 1;
}

.agent-card__header {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  position: relative;
}

.agent-card__avatar {
  width: 48px;
  height: 48px;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm), 0 0 12px var(--color-primary-glow);
}

.agent-card__avatar svg {
  width: 100%;
  height: 100%;
  fill: none;
  stroke: white;
  stroke-width: 1.75;
}

.agent-card__info {
  flex: 1;
  min-width: 0;
}

.agent-card__name {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  margin: 0 0 var(--spacing-xs);
  color: var(--color-text-emphasis);
  letter-spacing: var(--tracking-tight);
}

.agent-card__username {
  color: var(--color-text-subtle);
  font-size: var(--text-sm);
  font-family: var(--font-mono);
}

.agent-card__body {
  border-top: 1px solid var(--color-border-subtle);
  border-bottom: 1px solid var(--color-border-subtle);
  padding: var(--spacing-md) 0;
  margin-bottom: var(--spacing-md);
}

.agent-card__field {
  margin-bottom: var(--spacing-md);
}

.agent-card__field:last-child {
  margin-bottom: 0;
}

.agent-card__label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-text-subtle);
  margin-bottom: var(--spacing-xs);
  font-weight: var(--font-medium);
}

.agent-card__value {
  color: var(--color-text);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
}

.agent-card__channels {
  margin-top: var(--spacing-md);
}

.agent-card__channel-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.agent-card__footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-sm);
  padding-top: var(--spacing-sm);
}

/* Footer action links */
.agent-card__footer a {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-muted);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
  transition:
    color var(--duration-fast) var(--ease-out),
    background-color var(--duration-fast) var(--ease-out);
}

.agent-card__footer a:hover {
  color: var(--color-primary);
  background: var(--color-primary-surface);
}

/* ===========================================
   Responsive
   =========================================== */

@media (max-width: 1024px) {
  .agents {
    padding: var(--spacing-lg);
  }

  .agents__list {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  }
}

@media (max-width: 640px) {
  .agents {
    padding: var(--spacing-md);
  }

  .agents__header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-md);
  }

  .agents__list {
    grid-template-columns: 1fr;
  }

  .agent-card {
    padding: var(--spacing-lg);
  }

  .agent-card:hover {
    transform: none;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .agent-card {
    transition: none;
  }

  .agent-card::before {
    transition: none;
  }
}