/* Public pages share the application's controls and typography. */
.landing { width: min(1240px, calc(100% - 4rem)); margin: 0 auto; }
.landing h1 { font-size: clamp(3.1rem, 4.8vw, 4.35rem); line-height: 1.08; letter-spacing: -.05em; font-weight: 500; margin: 1.5rem 0; }
.landing h1 em { color: var(--accent); font-style: normal; }
.landing h2 { font-size: clamp(2rem, 3.4vw, 3rem); font-weight: 500; letter-spacing: -.035em; line-height: 1.15; }
.landing h3 { font-size: 1.5rem; font-weight: 500; margin: 1.3rem 0 .75rem; }
.landing .btn { gap: 1.5rem; padding: .85rem 1.25rem; font-size: 1rem; }
.landing-hero { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; padding: 5rem 0; }
.hero-copy .eyebrow { display: flex; align-items: center; gap: .65rem; }
.signal-dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); flex-shrink: 0; }
.hero-lede { max-width: 43ch; color: var(--muted); font-size: 1.125rem; line-height: 1.75; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 1rem 1.5rem; margin-top: 2rem; }
.text-link { display: inline-flex; align-items: center; min-height: 44px; color: var(--accent); font-size: 1rem; font-weight: 500; text-decoration: underline; }
.hero-note { font-size: .875rem; color: var(--muted); margin: 1.25rem 0 0; }
.boundary-demo { position: relative; background: var(--bg-elevated); border: 1px solid var(--line-strong); border-radius: 16px; box-shadow: var(--shadow); }
.demo-heading, .demo-footer { padding: 1.25rem 1.5rem; display: flex; flex-wrap: wrap; gap: .5rem 1rem; justify-content: space-between; align-items: center; font-size: .75rem; color: var(--muted); }
.demo-heading { border-bottom: 1px solid var(--line); letter-spacing: .03em; }
.demo-heading .mono { font-size: .75rem; }
.example-label { font-size: .75rem; color: var(--muted); white-space: nowrap; }
.demo-clients { display: flex; flex-wrap: wrap; gap: .4rem; padding: 1.25rem 1.5rem 0; }
.demo-clients button { min-height: 44px; font: .875rem var(--font); background: var(--bg-elevated); border: 1px solid var(--line-strong); color: var(--muted); border-radius: 7px; padding: .6rem .85rem; }
.demo-clients button[aria-pressed="true"] { color: var(--accent); background: var(--flash); border-color: var(--accent); font-weight: 500; }
.demo-clients button:hover { color: var(--accent); background: var(--bg-panel); border-color: var(--accent); }
.demo-session { display: flex; flex-wrap: wrap; align-items: center; gap: .65rem; padding: 1.5rem; font-size: .9375rem; }
.demo-session .meta { margin: 0; font-size: .8125rem; }
.demo-id { margin-left: auto; color: var(--muted); font-size: .75rem; }
.demo-events { list-style: none; padding: 0 1.5rem; margin: 0; }
.demo-events li { display: flex; gap: 1rem; padding: 1.5rem 0; border-top: 1px solid var(--line); align-items: start; }
.demo-events li > div { min-width: 0; }
.demo-index { color: var(--muted); font: .75rem var(--mono); padding-top: .3rem; }
.demo-events strong { font-size: 1rem; font-weight: 500; display: block; color: var(--heading); }
.demo-events code { display: block; color: var(--muted); font-size: .75rem; margin-top: .5rem; overflow-wrap: anywhere; }
.demo-events p { margin: .5rem 0 0; font-size: .875rem; color: var(--muted); }
.demo-message { margin: .85rem 0 0; padding: .85rem 1rem; border-left: 2px solid var(--line-strong); border-radius: 0 6px 6px 0; background: var(--bg-panel); color: var(--ink); font-size: .875rem; line-height: 1.65; }
.demo-state { margin-left: auto; color: var(--accent); font-size: .75rem; padding-top: .25rem; flex-shrink: 0; }
.demo-state.pending { color: var(--warn); }
.boundary-line { display: flex; align-items: center; gap: .75rem; padding: .6rem 1.5rem; background: var(--flash); border-block: 1px solid var(--flash-border); color: var(--accent); font-size: .6875rem; font-weight: 500; letter-spacing: .06em; }
.boundary-line i { flex: 1; border-top: 1px dashed var(--accent-dim); }
.policy-peek { position: relative; }
.policy-trigger { display: inline-flex; align-items: center; gap: .4rem; min-height: 44px; color: inherit; font: .8125rem var(--font); border: 1px solid var(--flash-border); border-radius: 6px; padding: .5rem .65rem; background: var(--bg-elevated); text-decoration: underline; text-underline-offset: .2em; cursor: pointer; white-space: nowrap; }
.policy-trigger:hover, .policy-trigger[aria-expanded="true"] { border-color: var(--accent); }
.policy-trigger span { display: inline-flex; align-items: center; justify-content: center; width: .95rem; height: .95rem; border: 1px solid currentColor; border-radius: 50%; font-size: .6875rem; text-decoration: none; }
.policy-tooltip { position: fixed; z-index: 30; width: min(440px, calc(100vw - 2rem)); overflow-y: auto; overscroll-behavior: contain; padding: 1.5rem; background: var(--bg-elevated); border: 1px solid var(--line-strong); border-radius: var(--radius); box-shadow: var(--shadow); color: var(--ink); font: .9375rem/1.65 var(--font); letter-spacing: normal; }
.policy-tooltip p { margin: .75rem 0 1rem; }
.policy-tooltip pre { margin: 0; padding: 1rem; border-radius: 6px; background: var(--bg-panel); border: 1px solid var(--line); font: .8125rem/1.8 var(--mono); white-space: pre-wrap; overflow-wrap: anywhere; }
.policy-tooltip code { font-size: inherit; }
.demo-decision { display: flex; flex-wrap: wrap; align-items: start; gap: .85rem; padding: 1.75rem 1.5rem; }
.decision-symbol { display: inline-grid; place-items: center; flex-shrink: 0; width: 1.6rem; height: 1.6rem; border: 1px solid var(--danger-border); background: var(--flash-err); color: var(--danger); border-radius: 50%; font: 1.15rem var(--mono); }
.demo-decision strong { font-weight: 500; font-size: 1.0625rem; color: var(--danger); }
.demo-decision p { color: var(--muted); font-size: .875rem; margin: .65rem 0 0; }
.demo-stop { margin-left: auto; color: var(--muted); }
.demo-footer { border-top: 1px solid var(--line); padding-block: .75rem; }
.demo-footer a { display: inline-flex; align-items: center; min-height: 44px; font-size: .875rem; }
.landing-strip { border-block: 1px solid var(--line); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1.25rem 2rem; align-items: center; padding: 2rem 0; color: var(--muted); font-size: .9375rem; }
.landing-strip .mono { font-family: var(--font); font-size: .6875rem; max-width: 19ch; line-height: 1.7; letter-spacing: .08em; }
.landing-section { padding: 6rem 0; border-bottom: 1px solid var(--line); }
.section-intro > p:not(.eyebrow) { margin: 1.5rem 0 0; color: var(--muted); max-width: 53ch; font-size: 1.0625rem; }
.section-intro .text-link { margin-top: 1.5rem; }
.section-intro .eyebrow { margin-bottom: 1.25rem; }
.integration-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.5rem; margin-top: 3rem; }
.integration-grid article { display: flex; flex-direction: column; align-items: start; position: relative; border: 1px solid var(--line); border-radius: var(--radius); padding: 2rem; background: var(--bg-elevated); }
.integration-mark { display: inline-flex; align-items: center; justify-content: center; width: 2.75rem; height: 2.75rem; border: 1px solid var(--line); border-radius: 8px; background: var(--bg-panel); font: 1.4rem var(--mono); color: var(--heading); }
.integration-kind { position: absolute; top: 2.85rem; right: 2rem; color: var(--muted); font-size: .6875rem; letter-spacing: .06em; }
.integration-grid p { color: var(--muted); font-size: 1rem; margin-bottom: 1.5rem; }
.integration-grid a { display: inline-flex; align-items: center; min-height: 44px; font-size: .9375rem; font-weight: 500; margin-top: auto; }
.coverage-note { margin: 1.5rem 0 0; color: var(--muted); font-size: .875rem; max-width: 82ch; }
.trace-section { display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: 5rem; }
.trace-illustration { min-width: 0; background: var(--bg-elevated); border: 1px solid var(--line-strong); border-radius: var(--radius); padding: .5rem 1.5rem; }
.trace-illustration-head { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem 1rem; padding: 1rem 0; font-size: 1rem; }
.illustrated-session { display: flex; align-items: center; gap: 1rem; padding: 1.5rem 0; border-top: 1px solid var(--line); }
.illustrated-session strong { font-size: .9375rem; font-weight: 500; }
.illustrated-session > div { min-width: 0; }
.illustrated-session small { display: block; color: var(--muted); margin-top: .4rem; font-size: .8125rem; }
.illustrated-session .pill { flex-shrink: 0; margin-left: auto; }
.landing-backup { display: flex; gap: 2rem; align-items: center; padding: 3rem 0; border-bottom: 1px solid var(--line); }
.backup-mark { font-size: 2.5rem; color: var(--muted); }
.landing-backup h2 { font-size: 1.6rem; }
.landing-backup p:not(.eyebrow) { color: var(--muted); max-width: 65ch; font-size: 1rem; margin: 1rem 0 0; }
.landing-backup .text-link { flex-shrink: 0; margin-left: auto; }
.landing-cta { padding: 6rem 0; text-align: center; }
.landing-cta h2 { font-size: clamp(2.75rem, 5vw, 4rem); margin: 1.5rem 0 2rem; }
.landing-cta > p:last-child { color: var(--muted); font-size: .9375rem; margin-top: 1.5rem; }
@media (max-width: 1100px) {
  .landing-hero { gap: 2rem; }
  .trace-section { gap: 2.5rem; }
  .demo-id { display: none; }
  .integration-grid { gap: 1rem; }
  .integration-grid article { padding: 1.5rem; }
  .integration-kind { right: 1.5rem; top: 2.4rem; }
  .demo-events li { flex-wrap: wrap; gap: .5rem .75rem; }
  .demo-events li > div { flex: 1; }
  .demo-state { margin-left: 1.8rem; flex-basis: 100%; }
}
@media (max-width: 800px) {
  .landing-hero { grid-template-columns: 1fr; gap: 3rem; padding: 3.5rem 0; }
  .landing h1 { font-size: clamp(2.9rem, 7vw, 4.35rem); }
  .desktop-break { display: none; }
  .hero-lede { max-width: 55ch; }
  .boundary-demo { max-width: 640px; width: 100%; }
  .landing-strip { justify-content: flex-start; }
  .landing-strip .mono { flex-basis: 100%; max-width: none; }
  .landing-section { padding: 4rem 0; }
  .trace-section { grid-template-columns: 1fr; gap: 2rem; }
  .integration-grid { grid-template-columns: 1fr; margin-top: 2rem; }
  .landing-backup { flex-wrap: wrap; gap: 1.5rem; }
  .backup-mark { display: none; }
  .landing-backup .text-link { margin-left: 0; }
}
@media (max-width: 600px) {
  .landing { width: calc(100% - 2rem); }
  .landing-hero { padding-top: 2.5rem; }
  .hero-actions { align-items: stretch; flex-direction: column; gap: .65rem; }
  .hero-actions .text-link { justify-content: center; }
  .demo-heading, .demo-clients, .demo-events, .demo-session, .demo-decision, .demo-footer { padding-inline: 1rem; }
  .demo-clients { gap: .35rem; }
  .demo-clients button { padding-inline: .7rem; }
  .demo-events strong { font-size: .9375rem; }
  .demo-stop { display: none; }
  .boundary-line { padding-inline: 1rem; gap: .5rem; letter-spacing: 0; }
  .policy-tooltip { padding: 1rem; }
  .illustrated-session { flex-wrap: wrap; gap: .75rem; }
  .illustrated-session > div { flex: 1; min-width: 130px; }
  .illustrated-session .pill { margin-left: 3.35rem; }
  .trace-illustration { padding-inline: 1.25rem; }
  .landing-cta { padding: 4rem 0; }
}

/* Five concrete examples keep decisions visible and policy details on demand. */
.boundary-examples { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.5rem; margin-top: 3rem; }
.boundary-example { min-width: 0; padding: 1.75rem; border: 1px solid var(--line); border-radius: var(--radius); background: var(--bg-elevated); }
.boundary-example:last-child { grid-column: 1 / -1; }
.boundary-example-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.boundary-example-head .eyebrow { margin: 0; letter-spacing: .06em; font-size: .6875rem; }
.example-number { color: var(--muted); margin-right: .5rem; font-family: var(--mono); }
.landing .boundary-example h3 { font-size: 1.35rem; line-height: 1.35; margin: 1.25rem 0 .85rem; }
.boundary-example > p { color: var(--muted); max-width: 75ch; }
.example-action { display: grid; gap: .5rem; margin-top: 1.5rem; padding-top: 1.25rem; border-top: 1px solid var(--line); }
.example-action > span { color: var(--muted); font-size: .75rem; }
.example-action code { font-size: .8125rem; overflow-wrap: anywhere; }
.blocked-reason { flex-shrink: 0; }
.blocked-trigger { gap: .4rem; min-height: 44px; padding: .55rem .65rem; border-color: var(--danger-border); font-size: .8125rem; text-transform: none; letter-spacing: normal; }
.blocked-trigger:hover, .blocked-trigger[aria-expanded="true"] { border-color: var(--danger); background: var(--flash-err); }
.tooltip-rule-label { display: block; margin: 1.25rem 0 .35rem; color: var(--muted); font-size: .75rem; }
.policy-tooltip .tooltip-rule-name { display: block; font-size: .9375rem; font-weight: 500; color: var(--heading); margin-bottom: .85rem; }
.policy-tooltip .blocked-explanation { color: var(--ink); font-size: .9375rem; margin: .75rem 0 1rem; }
.policy-tooltip .tooltip-scope { margin: 1rem 0 0; color: var(--muted); font-size: .8125rem; }
.demo-decision > div:not(.blocked-reason) { flex: 1; min-width: 180px; }
.demo-decision .blocked-reason { margin-left: auto; }
.illustrated-session .blocked-reason { margin-left: auto; }
.examples-footer { display: flex; align-items: start; gap: 2rem; justify-content: space-between; margin-top: 1.75rem; }
.examples-footer .coverage-note { margin: 0; max-width: 68ch; }
.examples-footer .text-link { flex-shrink: 0; }
@media (max-width: 800px) {
  .boundary-examples { grid-template-columns: 1fr; gap: 1.25rem; margin-top: 2rem; }
  .examples-footer { flex-direction: column; gap: 1rem; }
}
@media (max-width: 600px) {
  .boundary-example { padding: 1.25rem; }
  .boundary-example-head { gap: .5rem; }
  .boundary-example-head .eyebrow { letter-spacing: .03em; }
  .boundary-example-head .example-number { display: none; }
  .demo-decision .blocked-reason { margin-left: 2.45rem; }
  .illustrated-session .blocked-reason { margin-left: 3.35rem; }
  .illustrated-session .blocked-reason .pill { margin-left: 0; }
}

/* Integration paths: outbound actions stay with the client; MCP traffic is proxied. */
.integration-diagrams { display: grid; gap: 1.5rem; margin-top: 3rem; }
.route-diagram { min-width: 0; margin: 0; padding: 2rem; border: 1px solid var(--line); border-radius: 16px; background: var(--bg-elevated); }
.hook-route { border-color: var(--flash-border); }
.route-heading { display: flex; justify-content: space-between; align-items: start; gap: 1.5rem; margin-bottom: 2rem; }
.route-heading .eyebrow { font-size: .6875rem; margin-bottom: .65rem; }
.landing .route-heading h3 { margin: 0; font-size: 1.5rem; line-height: 1.3; }
.route-heading p { margin: .75rem 0 0; color: var(--muted); font-size: .9375rem; }
.route-heading > .pill { flex-shrink: 0; }
.route-flow { display: grid; grid-template-columns: minmax(0, 1fr) 100px minmax(0, 1.15fr) 100px minmax(0, 1fr); align-items: start; padding: 1.5rem 0 2rem; }
.route-node { min-width: 0; min-height: 155px; display: flex; flex-direction: column; justify-content: center; gap: .6rem; padding: 1.25rem; border: 1px solid var(--line-strong); border-radius: 10px; background: var(--bg-panel); text-align: center; }
.route-node strong { font-size: 1.1rem; font-weight: 500; color: var(--heading); line-height: 1.35; }
.route-node > span:not(.route-node-label) { color: var(--muted); font-size: .8125rem; line-height: 1.6; }
.route-node .route-node-label { color: var(--muted); font-size: .6875rem; letter-spacing: .06em; text-transform: uppercase; }
.route-agent { border-style: dashed; background: var(--bg-elevated); }
.route-gate, .route-fronteira { border-color: var(--accent); background: var(--flash); }
.route-fronteira .route-node-label { color: var(--accent); }
.route-hook-check { min-width: 0; }
.route-hook-check .route-fronteira { min-height: 130px; }
.sandbox-label { display: inline-flex; align-items: center; justify-content: center; gap: .4rem; }
.sandbox-label svg { width: 18px; height: 18px; fill: none; stroke: var(--accent); stroke-width: 1.4; flex-shrink: 0; }
.route-node .route-examples { padding-top: .3rem; font-size: .75rem; }
.route-connector { display: grid; gap: .6rem; padding: 2.8rem .55rem 0; text-align: center; color: var(--muted); font-size: .6875rem; line-height: 1.4; }
.route-connector i { position: relative; display: block; border-top: 1.5px solid var(--accent); margin-right: 2px; }
.route-connector i::after { content: ''; position: absolute; top: -4px; right: 0; width: 6px; height: 6px; border-top: 1.5px solid var(--accent); border-right: 1.5px solid var(--accent); transform: rotate(45deg); }
.policy-roundtrip { display: flex; justify-content: center; gap: 1.2rem; padding: .85rem .25rem; color: var(--muted); font-size: .75rem; }
.policy-roundtrip span { display: flex; align-items: center; gap: .4rem; }
.policy-roundtrip .policy-peer { display: none; }
.policy-roundtrip b { color: var(--accent); font-size: 1.25rem; font-weight: 400; line-height: 1; }
.route-return { padding-top: 2rem; gap: .75rem; }
.route-return .return-arrow { border-color: var(--line-strong); margin-top: .25rem; }
.route-return .return-arrow::after { border-color: var(--line-strong); left: 0; right: auto; transform: rotate(-135deg); }
.route-outcomes { display: flex; align-items: baseline; flex-wrap: wrap; gap: .75rem 1.5rem; border-top: 1px solid var(--line); padding-top: 1.25rem; font-size: .875rem; color: var(--muted); }
.route-denial { display: inline-flex; align-items: center; gap: .45rem; color: var(--danger); font-weight: 500; }
.route-note { margin: 1.25rem 0 0; max-width: 95ch; color: var(--muted); font-size: .875rem; }
.landing .route-setup { margin-top: 1rem; gap: .75rem; font-size: .9375rem; }
.route-shared { display: flex; align-items: center; gap: 1.25rem; padding: 1.5rem; border: 1px solid var(--line); border-radius: 12px; background: var(--bg-panel); }
.route-shared-icon { color: var(--accent); font-size: 1.75rem; }
.route-shared strong { font-size: 1rem; font-weight: 500; color: var(--heading); }
.route-shared p { margin: .5rem 0 0; max-width: 78ch; font-size: .875rem; color: var(--muted); }
.route-shared .text-link { flex-shrink: 0; margin-left: auto; gap: .5rem; font-size: .9375rem; }
@media (max-width: 1100px) and (min-width: 801px) {
  .route-diagram { padding: 1.5rem; }
  .route-flow { grid-template-columns: minmax(0, 1fr) 72px minmax(0, 1.15fr) 72px minmax(0, 1fr); }
  .route-node { padding: 1rem .75rem; }
  .route-node strong { font-size: 1rem; }
  .policy-roundtrip { gap: .65rem; font-size: .6875rem; }
}
@media (max-width: 800px) {
  .route-diagram { padding: 1.5rem; }
  .route-flow { grid-template-columns: minmax(0, 1fr); padding: .5rem 0 1.75rem; }
  .route-node { min-height: auto; padding: 1.25rem; }
  .route-hook-check { display: contents; }
  .hook-flow > .route-agent { grid-row: 1; }
  .hook-flow > .route-connector:nth-child(2) { grid-row: 2; }
  .route-hook-check .route-gate { grid-row: 3; }
  .hook-flow > .route-connector:nth-child(4) { grid-row: 4; }
  .hook-flow > .route-destination { grid-row: 5; }
  .policy-roundtrip { grid-row: 6; flex-wrap: wrap; margin-top: 1.5rem; padding: 1.25rem .25rem .85rem; border-top: 1px dashed var(--line-strong); }
  .policy-roundtrip .policy-peer { display: block; flex-basis: 100%; text-align: center; color: var(--accent); font-weight: 500; }
  .route-hook-check .route-fronteira { grid-row: 7; min-height: auto; }
  .route-connector { justify-self: center; min-height: 72px; grid-template-columns: 1fr 1fr; align-items: center; justify-items: center; gap: 1rem; padding: .85rem; }
  .route-connector i { height: 40px; width: 0; border-top: 0; border-left: 1.5px solid var(--accent); margin: 0; }
  .route-connector i::after { top: auto; bottom: 0; left: -4px; right: auto; transform: rotate(135deg); }
  .route-return { grid-template-columns: auto 12px 12px auto; gap: .65rem; }
  .route-return .return-arrow { margin-top: 0; border-left-color: var(--line-strong); }
  .route-return .return-arrow::after { top: 0; bottom: auto; left: -4px; transform: rotate(-45deg); }
  .route-outcomes { flex-direction: column; gap: .75rem; }
  .route-shared { flex-wrap: wrap; align-items: start; }
  .route-shared > div { flex: 1; min-width: 180px; }
  .route-shared .text-link { flex-basis: 100%; margin-left: 0; }
}
@media (max-width: 600px) {
  .integration-diagrams { margin-top: 2rem; }
  .route-diagram { padding: 1.25rem; }
  .route-heading { flex-direction: column; gap: 1rem; margin-bottom: 1.5rem; }
  .landing .route-heading h3 { font-size: 1.35rem; }
  .route-shared { padding: 1.25rem; }
}