.agent-boundary { margin-block: 32px; padding: clamp(20px, 3vw, 30px); min-width: 0; background: var(--surface-deep); border: 1px solid var(--outline-soft); border-radius: 8px; }
.agent-boundary h2 { margin-block: 0 18px; font-size: clamp(1.6rem, 2.6vw, 2rem); line-height: 1.3; }
.agent-boundary h3 { margin-block: 28px 18px; font-size: 1.35rem; line-height: 1.4; }
.agent-boundary p { color: var(--text-soft); line-height: 1.8; }
.agent-boundary .agent-boundary-scope, .agent-boundary .agent-boundary-sources { font-size: .95rem; }
.agent-boundary-map { margin: 24px 0; }
.agent-boundary-map figcaption { font-weight: 700; margin-bottom: 18px; }
.agent-boundary-map ol { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; padding: 0; list-style: none; }
.agent-boundary-map li { display: flex; align-items: start; gap: 12px; padding: 18px; background: var(--surface-raised); border: 1px solid var(--outline-soft); border-radius: 7px; min-width: 0; }
.agent-boundary-map li:nth-child(3) { border-color: var(--accent-strong); }
.agent-boundary-map li > div { min-width: 0; }
.agent-boundary-map strong { line-height: 1.5; }
.agent-boundary-map p { margin-block: 10px 0; font-size: .95rem; }
.agent-boundary-step { display: grid; place-items: center; flex: 0 0 30px; height: 30px; border: 1px solid var(--accent-strong); border-radius: 50%; color: var(--accent-strong); font-weight: 700; }
.agent-boundary-simulator { margin-block: 28px; }
.agent-boundary fieldset { min-width: 0; margin: 0; padding: 20px; border: 1px solid var(--outline-soft); border-radius: 7px; }
.agent-boundary legend { padding-inline: 8px; font-weight: 700; font-size: 1.15rem; line-height: 1.5; max-width: 100%; }
.agent-boundary-inputs { display: grid; gap: 18px; margin-block: 20px; }
.agent-boundary label { display: block; margin-bottom: 8px; line-height: 1.6; }
.agent-boundary select { width: 100%; box-sizing: border-box; min-width: 0; min-height: 46px; padding: 10px 12px; font: inherit; color: var(--text-strong); background: var(--surface-raised); border: 1px solid var(--outline-soft); border-radius: 6px; }
.agent-boundary button { padding: 10px 18px; min-height: 46px; font: inherit; font-weight: 700; color: var(--surface-deep); background: var(--accent-strong); border: 1px solid var(--accent-strong); border-radius: 6px; cursor: pointer; }
.agent-boundary-result { margin-top: 20px; padding: 18px; border-inline-start: 3px solid var(--accent-strong); background: var(--surface-raised); }
.agent-boundary-result strong { display: block; line-height: 1.5; }
.agent-boundary-result p { margin-block: 10px 0; }
.agent-boundary-cases { display: grid; gap: 12px; }
.agent-boundary-cases details { min-width: 0; padding: 8px 20px; border: 1px solid var(--outline-soft); border-radius: 7px; background: var(--surface-raised); }
.agent-boundary-cases details > summary { cursor: pointer; padding-block: 12px; line-height: 1.5; }
.agent-boundary-cases details[open] > summary { border-bottom: 1px solid var(--outline-soft); }
.agent-boundary-cases h4 { margin-block: 20px 8px; line-height: 1.5; }
.agent-boundary-cases p { margin-block: 16px 20px; }
.agent-boundary :is(summary, select, button, a):focus-visible { outline: 3px solid var(--accent-strong); outline-offset: 4px; }
.agent-boundary [hidden] { display: none; }
@media (max-width: 600px) { .agent-boundary-map ol { grid-template-columns: minmax(0, 1fr); } .agent-boundary fieldset, .agent-boundary-cases details { padding-inline: 16px; } }