/* Meged design system tokens */
:root {
  --ink: #0F172A; --paper: #FFFFFF; --wash: #F5F7FA; --hairline: #E3E8EF;
  --brand: #1B6EB5; --brand-deep: #0c4678; --link: #1a5f9d; --link-hover: #0c4678;
  --muted: #64748B; --body: #334155; --mark: #B54708;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: "Rubik", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; color: var(--ink); background: var(--paper); line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { color: var(--link); }
a:hover { color: var(--link-hover); }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; }
.site-header, .content, .site-footer { max-width: 960px; margin: 0 auto; padding-left: 1.25rem; padding-right: 1.25rem; }
.site-header { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .5rem 1rem; padding-top: 1rem; padding-bottom: 1rem; border-bottom: 1px solid var(--hairline); }
.brand { display: inline-flex; align-items: center; gap: .5rem; font-weight: 700; color: var(--ink); text-decoration: none; white-space: nowrap; }
.brand img { border-radius: 6px; }
nav { display: flex; gap: 1.25rem; }
nav a { text-decoration: none; font-weight: 500; color: var(--body); }
nav a:hover { color: var(--brand); }
.content { padding-top: 1.5rem; padding-bottom: 3rem; }
.site-footer { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem; padding-top: 1rem; padding-bottom: 1.5rem; border-top: 1px solid var(--hairline); color: var(--muted); font-size: .875rem; }
.site-footer a { color: var(--muted); }
h1 { font-size: clamp(1.5rem, 4.5vw, 1.75rem); line-height: 1.25; overflow-wrap: anywhere; }
h2 { font-size: 1.25rem; margin: 0 0 1rem; }
.legal { max-width: 720px; }
.legal p, .legal li { overflow-wrap: anywhere; }
.legal table { font-size: .8125rem; }
.legal th, .legal td { min-width: 9rem; overflow-wrap: normal; }
.legal h1 { margin-top: 0; }
code, pre { background: var(--wash); border: 1px solid var(--hairline); border-radius: 4px; padding: .1em .3em; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; display: block; overflow-x: auto; }
th, td { text-align: left; padding: .5rem; border: 1px solid var(--hairline); vertical-align: top; }
th { background: var(--wash); }

/* Hero */
.hero { padding: 2.5rem 0 3rem; display: grid; gap: 2.5rem; }
.eyebrow { margin: 0 0 .75rem; color: var(--brand); font-weight: 500; font-size: .8125rem; letter-spacing: .04em; text-transform: uppercase; }
.hero h1 { font-size: clamp(2rem, 5vw, 3rem); font-weight: 700; letter-spacing: -.02em; line-height: 1.1; margin: 0 0 1rem; max-width: 14ch; }
.lead { font-size: 1.125rem; color: var(--body); margin: 0 0 1.75rem; max-width: 60ch; }
.cta { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem; margin: 0; }
.button { display: inline-block; background: var(--brand); color: #fff; font-weight: 500; padding: .7rem 1.4rem; border-radius: 8px; text-decoration: none; }
.button:hover { background: var(--brand-deep); color: #fff; }
.cta-note { color: var(--muted); font-size: .9375rem; max-width: 30ch; }

/* Signature: annotated screenshot -> payload */
.demo { margin: 0; display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); gap: 1rem; align-items: center; }
.shot { border: 1px solid var(--hairline); border-radius: 8px; overflow: hidden; background: var(--paper); box-shadow: 0 1px 2px rgba(15,23,42,.06), 0 8px 24px rgba(15,23,42,.06); }
.shot-bar { display: flex; align-items: center; gap: .375rem; padding: .5rem .75rem; background: var(--wash); border-bottom: 1px solid var(--hairline); }
.shot-bar span { width: 9px; height: 9px; border-radius: 50%; background: var(--hairline); }
.shot-bar i { margin-left: .5rem; flex: 1; font: 500 .6875rem/1 ui-monospace, SFMono-Regular, Menlo, monospace; font-style: normal; color: var(--muted); background: var(--paper); border: 1px solid var(--hairline); border-radius: 4px; padding: .3rem .5rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.shot-page { padding: 1rem; position: relative; display: grid; gap: .625rem; }
.ph { background: var(--wash); border-radius: 4px; }
.ph-title { height: 14px; width: 45%; background: var(--hairline); }
.ph-line { height: 8px; width: 100%; }
.ph-line.short { width: 70%; }
.ph-row { display: flex; gap: .625rem; align-items: center; margin-top: .25rem; }
.ph-input { flex: 1; height: 26px; border: 1px solid var(--hairline); background: var(--paper); }
.ph-btn { position: relative; width: 64px; height: 26px; background: var(--brand); border-radius: 4px; outline: 2px solid var(--mark); outline-offset: 2px; }
.pin { position: absolute; top: -12px; right: -12px; width: 22px; height: 22px; border-radius: 50%; background: var(--mark); color: #fff; font: 700 .75rem/22px "Rubik", sans-serif; text-align: center; box-shadow: 0 0 0 2px var(--paper); }
.note { margin-top: .5rem; display: flex; gap: .5rem; align-items: baseline; font-size: .8125rem; color: var(--ink); background: #FFF7ED; border: 1px solid #FED7AA; border-radius: 4px; padding: .375rem .5rem; }
.note b { color: var(--mark); }
.flow { display: flex; align-items: center; color: var(--muted); font: 500 .6875rem/1 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .06em; }
.flow::before, .flow::after { content: ""; display: block; width: 1.25rem; height: 1px; background: var(--hairline); }
.flow::after { width: 1.25rem; background: linear-gradient(90deg, var(--hairline), var(--brand)); }
.flow span { padding: 0 .375rem; }
.payload { margin: 0; max-width: 100%; padding: .875rem 1rem; font: .75rem/1.55 ui-monospace, SFMono-Regular, Menlo, monospace; color: var(--body); background: var(--wash); border: 1px solid var(--hairline); border-radius: 8px; overflow-x: auto; }
.payload code { background: none; border: 0; padding: 0; }

/* Use-case ledger */
.uses, .how, .private { padding: 2rem 0; border-top: 1px solid var(--hairline); }
.ledger { margin: 0; display: grid; gap: 0; }
.ledger > div { display: grid; grid-template-columns: 14rem 1fr 14rem; gap: 1.5rem; padding: 1.25rem 0; border-top: 1px solid var(--hairline); }
.ledger > div:first-child { border-top: 0; }
.ledger dt { font-weight: 700; margin: 0; }
.ledger dd { margin: 0; color: var(--body); }
.ledger .dest { color: var(--brand); font-weight: 500; font-size: .9375rem; }
.ledger .dest::before { content: "to "; color: var(--muted); font-weight: 400; }
.plain { margin: 0; padding-left: 1.1rem; color: var(--body); max-width: 70ch; }
.plain li + li { margin-top: .5rem; }
.plain strong { color: var(--ink); }

@media (min-width: 820px) {
  .hero { grid-template-columns: 1fr; }
}
@media (max-width: 820px) {
  .demo { grid-template-columns: 1fr; }
  .flow { justify-content: center; }
  .flow::before, .flow::after { width: 3rem; }
  .ledger > div { grid-template-columns: 1fr; gap: .375rem; }
}
@media (max-width: 600px) {
  .site-header, .content, .site-footer { padding-left: 1rem; padding-right: 1rem; }
  .brand { font-size: .9375rem; }
  .hero { padding-top: 1.5rem; padding-bottom: 2rem; }
  .lead { font-size: 1rem; }
  .uses, .how, .private { padding: 1.5rem 0; }
  .site-footer { flex-direction: column; }
}
@media (prefers-reduced-motion: no-preference) {
  .pin { animation: pin-in .5s cubic-bezier(.2,.8,.2,1) .3s both; }
  @keyframes pin-in { from { transform: scale(0); } to { transform: scale(1); } }
}