/* ============================================================
   agentresource01 — /aiagent01 shared resources block (dark)
   Tool / MCP / Skill / SOP four-up + three numbered steps.
   Plain CSS, layout tokens only.
   Breakpoints: 640 / 768 / 1024 / 1280
   ============================================================ */

section.agentresource01 {
  padding: var(--section-y) var(--page-pad);
  background: var(--color-text);
  color: var(--color-bg);
}

.agentresource01 .agentresource01__inner {
  max-width: var(--content-max);
  margin-inline: auto;
}

.agentresource01 .agentresource01__head {
  max-width: var(--head-max);
  margin: 0 auto var(--space-6);
  text-align: center;
}

.agentresource01 .agentresource01__badge {
  display: inline-flex;
  align-items: center;
  margin: 0 0 var(--space-3);
  padding: var(--space-1) var(--space-3);
  background: color-mix(in srgb, var(--color-bg) 12%, transparent);
  border-radius: var(--radius-pill);
  font-size: 0.875rem;
  line-height: 1.5;
}

.agentresource01 .agentresource01__title {
  margin: 0 0 var(--space-3);
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 500;
  line-height: 1.25;
}

.agentresource01 .agentresource01__lead {
  color: color-mix(in srgb, var(--color-bg) 70%, transparent);
  line-height: var(--lh-body);
}

/* ---------- four-up ---------- */

.agentresource01 .agentresource01__grid {
  display: grid;
  gap: var(--space-4);
}

.agentresource01 .agentresource01__card {
  padding: var(--space-5);
  border: var(--line) solid color-mix(in srgb, var(--color-bg) 18%, transparent);
  border-radius: calc(var(--radius) * 2);
}

.agentresource01 .agentresource01__label {
  margin: 0 0 var(--space-3);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--color-bg) 55%, transparent);
}

.agentresource01 .agentresource01__card-title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 600;
  line-height: 1.35;
}

.agentresource01 .agentresource01__card-text {
  font-size: 0.9375rem;
  line-height: var(--lh-body);
  color: color-mix(in srgb, var(--color-bg) 72%, transparent);
}

/* ---------- how to use ---------- */

.agentresource01 .agentresource01__how {
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: var(--line) solid color-mix(in srgb, var(--color-bg) 14%, transparent);
}

.agentresource01 .agentresource01__how-title {
  margin: 0 0 var(--space-4);
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 500;
}

.agentresource01 .agentresource01__steps {
  display: grid;
  gap: var(--space-4);
  counter-reset: none;
}

.agentresource01 .agentresource01__step {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-4);
  background: color-mix(in srgb, var(--color-bg) 8%, transparent);
  border-radius: calc(var(--radius) * 2);
}

.agentresource01 .agentresource01__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-pill);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 0.875rem;
  font-weight: 600;
}

.agentresource01 .agentresource01__step-text {
  margin: 0;
  font-size: 0.9375rem;
  line-height: var(--lh-body);
  color: color-mix(in srgb, var(--color-bg) 82%, transparent);
}

.agentresource01 .agentresource01__closing {
  max-width: var(--head-max);
  margin: var(--space-5) 0 0;
  color: color-mix(in srgb, var(--color-bg) 65%, transparent);
  line-height: var(--lh-body);
}

/* ---------- 768+ ---------- */

@media (min-width: 768px) {
  .agentresource01 .agentresource01__title {
    font-size: 2rem;
  }

  .agentresource01 .agentresource01__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .agentresource01 .agentresource01__steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 1024+ ---------- */

@media (min-width: 1024px) {
  section.agentresource01 {
    padding: 5.5rem var(--page-pad);
  }

  .agentresource01 .agentresource01__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 1280+ ---------- */

@media (min-width: 1280px) {
  .agentresource01 .agentresource01__grid {
    gap: var(--space-5);
  }
}