:root {
  color-scheme: light;
  --ink: #172d27;
  --ink-soft: #345149;
  --muted: #687a70;
  --paper: #f5f2e9;
  --paper-deep: #ece8dc;
  --white: #fffefa;
  --line: #d7dbce;
  --green: #1d644e;
  --green-deep: #194b3c;
  --green-pale: #e5efe5;
  --lime: #d8ed91;
  --orange: #e97443;
  --rose: #fae7db;
  --shadow: 0 22px 65px rgba(23, 45, 39, .11);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--paper); }
body { margin: 0; color: var(--ink); background: var(--paper); }
button, a { font: inherit; }
a { color: inherit; text-decoration: none; }
button { color: inherit; }
button:focus-visible, a:focus-visible { outline: 3px solid #bd521e; outline-offset: 4px; }
.skip-link { position: absolute; z-index: 20; top: 8px; left: 8px; transform: translateY(-150%); padding: 11px 16px; background: var(--ink); color: white; border-radius: 8px; }
.skip-link:focus { transform: translateY(0); }
.site-header { width: min(1200px, calc(100% - 64px)); height: 84px; margin: auto; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid rgba(23,45,39,.12); }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 820; letter-spacing: -.04em; font-size: 1.05rem; }
.brand-mark, .rail-mark { width: 30px; height: 30px; display: grid; place-items: center; border-radius: 9px 9px 9px 2px; background: var(--green); color: var(--lime); font-family: Georgia, serif; font-size: 1.15rem; font-style: italic; }
.brand-period, .footer-brand span { color: var(--orange); }
.brand-label { margin-left: 7px; border-left: 1px solid #bcc6ba; padding-left: 14px; color: var(--muted); font-size: .62rem; font-weight: 800; letter-spacing: .12em; }
.main-nav { display: flex; align-items: center; gap: 30px; color: #51675e; font-size: .81rem; font-weight: 680; }
.main-nav a:hover, .back-top:hover { color: var(--orange); }
.main-nav .nav-cta { margin-left: 5px; border: 1px solid #b9c5b8; border-radius: 999px; padding: 11px 17px; color: var(--ink); }
.main-nav .nav-cta span { margin-left: 7px; color: var(--orange); }
.notice { width: min(1200px, calc(100% - 64px)); min-height: 39px; margin: 22px auto 0; display: flex; align-items: center; gap: 10px; color: #52675c; font-size: .71rem; font-weight: 650; letter-spacing: .01em; }
.notice strong { color: var(--green-deep); }
.notice-dot, .status-badge > span, .sample-pill > span, .caption-dot { width: 7px; height: 7px; border-radius: 50%; background: #579264; box-shadow: 0 0 0 3px rgba(87,146,100,.13); }
.notice-divider { height: 13px; width: 1px; margin: 0 3px; background: #c7cbbd; }
.hero { width: min(1200px, calc(100% - 64px)); min-height: 575px; margin: 0 auto; padding: 58px 0 70px; display: grid; grid-template-columns: .95fr 1.05fr; gap: 30px; align-items: center; }
.eyebrow { margin: 0 0 19px; color: var(--green); font-size: .66rem; font-weight: 850; letter-spacing: .16em; text-transform: uppercase; }
.eyebrow > span { display: inline-block; margin-right: 8px; color: var(--orange); font-family: Georgia, serif; font-size: .81rem; font-style: italic; letter-spacing: 0; }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 630px; margin-bottom: 23px; font-family: Georgia, "Times New Roman", serif; font-size: clamp(3.25rem, 6.4vw, 5.65rem); font-weight: 500; letter-spacing: -.055em; line-height: .99; }
h1 em, .section-title-row h2 em, .closing h2 em { color: var(--green); font-weight: 400; }
.hero-lede { max-width: 465px; margin-bottom: 28px; color: #5a6d63; font-size: 1.03rem; line-height: 1.7; }
.hero-actions { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.button { display: inline-flex; min-height: 48px; align-items: center; justify-content: center; gap: 16px; border-radius: 999px; padding: 0 20px; font-size: .78rem; font-weight: 750; transition: transform .2s ease, background .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-dark { background: var(--ink); color: var(--white); }
.button-dark span { color: var(--lime); font-size: 1rem; }
.plain-note { color: #63756c; font-size: .72rem; font-weight: 650; }
.check-mark { display: inline-grid; place-items: center; width: 18px; height: 18px; margin-right: 5px; border-radius: 50%; background: #e0ebd8; color: var(--green); }
.hero-footnote { display: flex; align-items: center; gap: 9px; margin-top: 35px; color: #829086; font-size: .68rem; }
.tiny-line { display: inline-block; width: 23px; height: 1px; background: var(--orange); }
.hero-art { position: relative; min-height: 420px; display: grid; place-items: center; isolation: isolate; }
.hero-art::before { position: absolute; z-index: -2; width: 370px; height: 370px; border-radius: 50%; background: #ebe9d7; content: ""; }
.hero-art::after { position: absolute; z-index: -1; width: 500px; height: 500px; border: 1px solid rgba(29,100,78,.13); border-radius: 50%; content: ""; }
.art-orbit { position: absolute; z-index: -1; border: 1px dashed rgba(29,100,78,.24); border-radius: 50%; transform: rotate(-21deg); }
.orbit-one { width: 525px; height: 270px; }
.orbit-two { width: 430px; height: 205px; transform: rotate(26deg); }
.art-paper { position: absolute; top: 70px; left: 8%; width: 255px; min-height: 252px; padding: 20px 21px; transform: rotate(-7deg); border: 1px solid #e1ddd1; border-radius: 7px; background: #fffdf6; box-shadow: 0 18px 36px rgba(33,52,42,.14); }
.paper-top { display: flex; align-items: center; gap: 7px; margin-bottom: 22px; color: #89938a; font-size: .53rem; font-weight: 800; letter-spacing: .11em; }
.paper-symbol { color: var(--orange); font-size: 1rem; }
.paper-dots { margin-left: auto; color: #a7aea3; letter-spacing: .15em; }
.paper-rule { width: 72%; height: 5px; margin-bottom: 9px; border-radius: 4px; background: #e9e7dd; }
.paper-rule-wide { width: 94%; }
.paper-quote { margin: 17px 0 16px; color: #35493e; font-family: Georgia, serif; font-size: .85rem; line-height: 1.55; }
.paper-highlight { display: flex; justify-content: space-between; align-items: center; border-left: 3px solid var(--orange); padding: 9px 10px; background: #f8f1de; }
.paper-highlight span { color: #8b7652; font-size: .5rem; font-weight: 850; letter-spacing: .1em; }
.paper-highlight strong { color: #3a4e3c; font-family: Georgia, serif; font-size: .8rem; font-weight: 700; }
.paper-footer { margin-top: 16px; color: #939c92; font-size: .57rem; }
.paper-footer span { margin: 0 4px; color: var(--orange); }
.art-connector { position: absolute; top: 174px; left: 49%; width: 104px; height: 1px; border-top: 1px dashed #76937f; transform: rotate(15deg); }
.art-connector span { position: absolute; right: -3px; top: -4px; width: 7px; height: 7px; border-top: 1px solid #76937f; border-right: 1px solid #76937f; transform: rotate(45deg); }
.art-record { position: absolute; right: 5%; bottom: 66px; width: 218px; padding: 18px 20px 21px; transform: rotate(5deg); border: 1px solid #cfdbcd; border-radius: 14px; background: #f9fbf3; box-shadow: 0 19px 38px rgba(33,52,42,.13); }
.record-topline { display: flex; align-items: center; gap: 7px; color: #688071; font-size: .49rem; font-weight: 850; letter-spacing: .09em; }
.record-pulse { width: 6px; height: 6px; border-radius: 50%; background: #579264; }
.record-date { margin: 14px 0 10px; color: #2e5846; font-family: Georgia, serif; font-size: 2.5rem; letter-spacing: -.07em; line-height: 1; }
.record-date span { margin-left: 8px; color: #89988b; font-family: ui-sans-serif, system-ui, sans-serif; font-size: .65rem; font-weight: 850; letter-spacing: .16em; vertical-align: 8px; }
.art-record > strong { display: block; font-family: Georgia, serif; font-size: .96rem; font-weight: 600; }
.record-source { display: block; margin-top: 7px; color: #748579; font-size: .59rem; }
.art-caption { position: absolute; right: 10%; bottom: 24px; color: #6a7c70; font-size: .62rem; }
.caption-icon { margin-right: 5px; color: var(--orange); }
.art-stamp { position: absolute; top: 33px; right: 5%; display: grid; width: 63px; height: 63px; place-items: center; transform: rotate(12deg); border: 1px solid rgba(220,105,63,.45); border-radius: 50%; color: #bd6746; font-size: .46rem; font-weight: 850; letter-spacing: .08em; line-height: 1.45; text-align: center; }
.principles { width: min(1200px, calc(100% - 64px)); margin: 0 auto; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); display: grid; grid-template-columns: repeat(3, 1fr); }
.principle { min-height: 180px; padding: 28px 35px 25px 0; }
.principle + .principle { border-left: 1px solid var(--line); padding-left: 35px; }
.principle-number { color: #849187; font-size: .58rem; font-weight: 850; letter-spacing: .13em; }
.principle h2 { margin: 15px 0 7px; font-family: Georgia, serif; font-size: 1.22rem; font-weight: 500; letter-spacing: -.02em; }
.principle p { max-width: 290px; margin-bottom: 0; color: #6a7a70; font-size: .76rem; line-height: 1.6; }
.demo-section { width: min(1200px, calc(100% - 64px)); margin: 0 auto; padding: 118px 0 120px; }
.section-intro { margin-bottom: 38px; }
.section-title-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 35px; }
.section-title-row h2, .boundary-copy h2, .closing h2 { margin-bottom: 0; font-family: Georgia, serif; font-size: clamp(2.5rem, 4.5vw, 4.25rem); font-weight: 500; letter-spacing: -.055em; line-height: 1.02; }
.section-title-row > p { width: 325px; margin: 0 0 4px; color: #62756a; font-size: .85rem; line-height: 1.7; }
.demo-window { display: grid; grid-template-columns: 235px minmax(0, 1fr); overflow: hidden; min-height: 570px; border: 1px solid #cdd6ca; border-radius: 17px; background: var(--white); box-shadow: var(--shadow); }
.demo-rail { display: flex; flex-direction: column; padding: 23px 15px 17px; background: #f0f1e8; }
.rail-brand { display: flex; align-items: center; gap: 8px; padding: 0 6px; color: #334e42; font-size: .72rem; font-weight: 800; }
.rail-mark { width: 25px; height: 25px; border-radius: 7px 7px 7px 2px; font-size: .93rem; }
.rail-caption { margin: 32px 7px 9px; color: #8b978c; font-size: .53rem; font-weight: 850; letter-spacing: .14em; }
.matter-card { display: grid; grid-template-columns: 31px 1fr auto; gap: 9px; align-items: center; padding: 10px 7px; border: 1px solid #d9ded2; border-radius: 8px; background: rgba(255,255,255,.62); }
.matter-avatar { display: grid; width: 29px; height: 29px; place-items: center; border-radius: 7px; background: #e0eadb; color: #356348; font-size: .54rem; font-weight: 850; }
.matter-card strong, .matter-card small, .rail-bottom strong, .rail-bottom small { display: block; }
.matter-card strong { overflow: hidden; color: #334e42; font-size: .61rem; text-overflow: ellipsis; white-space: nowrap; }
.matter-card small { margin-top: 4px; color: #8b958b; font-size: .49rem; }
.matter-chevron { color: #819084; font-size: .85rem; }
.rail-section-label { margin-top: 28px; }
.rail-item { min-height: 39px; display: flex; align-items: center; gap: 9px; margin: 2px 0; padding: 0 10px; border: 0; border-radius: 7px; background: transparent; color: #708076; text-align: left; font-size: .65rem; font-weight: 700; cursor: pointer; }
.rail-item > span { width: 16px; color: #839187; font-size: .9rem; text-align: center; }
.rail-item:hover { background: #e6eadf; color: #314d3f; }
.rail-item.active { background: #dce7d8; color: #275440; }
.rail-item.active > span { color: #326947; }
.rail-bottom { display: flex; align-items: center; gap: 9px; margin-top: auto; border-top: 1px solid #d8ddd2; padding: 16px 5px 2px; }
.read-only-icon { display: grid; width: 27px; height: 27px; place-items: center; border-radius: 50%; background: #e1ebd9; color: #3d714b; font-size: .82rem; }
.rail-bottom strong { color: #58705f; font-size: .59rem; }
.rail-bottom small { margin-top: 4px; color: #909b91; font-size: .53rem; }
.demo-content { min-width: 0; display: flex; flex-direction: column; padding: 0 31px 17px; }
.demo-topbar { min-height: 57px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid #e8e9e1; }
.crumbs { display: flex; gap: 9px; align-items: center; color: #8a968c; font-size: .59rem; }
.crumbs strong { color: #40564a; font-weight: 750; }
.sample-pill { display: inline-flex; align-items: center; gap: 6px; padding: 6px 8px; border-radius: 999px; background: #edf3e8; color: #537255; font-size: .48rem; font-weight: 850; letter-spacing: .08em; }
.sample-pill > span { width: 5px; height: 5px; box-shadow: none; }
.demo-panel { flex: 1; padding: 34px 0 18px; }
.demo-panel[hidden] { display: none; }
.panel-heading { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; }
.panel-kicker { margin-bottom: 10px; color: #7c8d80; font-size: .5rem; font-weight: 850; letter-spacing: .13em; }
.panel-kicker span { padding: 0 4px; color: var(--orange); }
.panel-heading h3 { margin-bottom: 6px; font-family: Georgia, serif; font-size: 1.63rem; font-weight: 500; letter-spacing: -.035em; }
.panel-subtitle { margin: 0; color: #829087; font-size: .67rem; }
.status-badge { display: inline-flex; flex: none; align-items: center; gap: 6px; margin-top: 4px; padding: 7px 8px; border: 1px solid #d6e2d2; border-radius: 999px; color: #56815d; font-size: .45rem; font-weight: 850; letter-spacing: .07em; }
.status-badge > span { width: 5px; height: 5px; box-shadow: none; }
.status-quiet { border-color: #e0dfd5; color: #837f69; }
.status-quiet > span { background: #b99b4e; }
.event-body { display: grid; grid-template-columns: .82fr 1.18fr; gap: 22px; align-items: stretch; margin: 28px 0 21px; }
.date-card { min-height: 180px; padding: 18px; border: 1px solid #dce4d7; border-radius: 10px; background: #f4f7ee; }
.date-card-label { display: flex; align-items: center; gap: 7px; color: #758a77; font-size: .49rem; font-weight: 850; letter-spacing: .1em; }
.calendar-icon { color: #6c9467; font-size: .9rem; }
.large-date { margin: 20px 0 12px; color: #467154; font-family: Georgia, serif; font-size: 1.22rem; }
.large-date strong { color: #254b3b; font-size: 2.3rem; font-weight: 500; letter-spacing: -.06em; }
.date-source-line { color: #829186; font-size: .56rem; }
.date-source-line span { margin-right: 4px; color: var(--orange); }
.event-detail { padding: 7px 0; }
.detail-row { display: grid; grid-template-columns: 120px minmax(0, 1fr); gap: 12px; align-items: start; padding: 12px 0; border-bottom: 1px solid #edf0e8; }
.detail-row:last-child { border: 0; }
.detail-row > span { color: #859188; font-size: .56rem; }
.detail-row strong { color: #40574a; font-size: .62rem; font-weight: 650; line-height: 1.45; }
.detail-row strong small { margin-left: 3px; font-size: .47rem; }
.muted-tag { color: #9b9f8e; font-weight: 600; }
.inline-link { min-height: 0; padding: 0; border: 0; background: transparent; color: #377156; font-size: .6rem; text-align: left; cursor: pointer; }
.inline-link:hover { color: #ad5735; text-decoration: underline; }
.inline-link span { color: var(--orange); }
.source-callout { display: flex; align-items: center; gap: 12px; padding: 13px 14px; border: 1px solid #e1e5da; border-radius: 9px; background: #fffefa; }
.source-icon { display: grid; flex: none; width: 29px; height: 29px; place-items: center; border-radius: 8px; background: #f9e9df; color: #bd603c; }
.source-callout > div:nth-child(2) { flex: 1; }
.source-callout strong { color: #44594e; font-size: .62rem; }
.source-callout p { margin: 4px 0 0; color: #859188; font-size: .55rem; line-height: 1.45; }
.round-arrow { width: 28px; height: 28px; flex: none; border: 1px solid #d4ded1; border-radius: 50%; background: #fff; color: #4b7656; font-size: .88rem; cursor: pointer; }
.round-arrow:hover { background: #e9f1e4; }
.panel-footer { display: flex; justify-content: space-between; border-top: 1px solid #e8e9e1; padding-top: 13px; color: #99a096; font-size: .46rem; font-weight: 850; letter-spacing: .08em; }
.panel-footer b { padding: 0 4px; color: var(--orange); }
.demo-tabs { display: flex; align-items: center; gap: 17px; border-bottom: 1px solid #e8e9e1; }
.demo-tabs button { position: relative; min-height: 41px; display: flex; align-items: center; gap: 6px; padding: 0 4px; border: 0; background: transparent; color: #89958a; font-size: .57rem; font-weight: 700; cursor: pointer; }
.demo-tabs button::after { position: absolute; right: 0; bottom: -1px; left: 0; height: 2px; background: transparent; content: ""; }
.demo-tabs button[aria-selected="true"] { color: #345f47; }
.demo-tabs button[aria-selected="true"]::after { background: #4f8a5e; }
.demo-tabs button span { color: #a6ada4; font-size: .49rem; font-weight: 800; }
.source-sheet { margin: 26px 0 17px; border: 1px solid #e2e5dd; border-radius: 11px; background: #fcfcf8; }
.source-sheet-top { display: flex; align-items: center; gap: 11px; padding: 15px; border-bottom: 1px solid #e9ebe4; }
.file-icon { display: grid; width: 34px; height: 34px; place-items: center; border-radius: 8px; background: #e9f0e4; color: #4d7756; font-size: 1.05rem; }
.source-sheet-top > div { flex: 1; }
.source-sheet-top strong, .source-sheet-top small { display: block; }
.source-sheet-top strong { color: #42594c; font-size: .67rem; }
.source-sheet-top small { margin-top: 4px; color: #89948b; font-size: .52rem; }
.fictional-chip { padding: 5px 7px; border-radius: 999px; background: #f7eee0; color: #937542; font-size: .45rem; font-weight: 850; letter-spacing: .08em; }
.source-sheet blockquote { margin: 18px 19px; padding-left: 13px; border-left: 2px solid #df8054; color: #40574a; font-family: Georgia, serif; font-size: 1.03rem; line-height: 1.55; }
.locator-grid { display: grid; grid-template-columns: .65fr .8fr 1.5fr; margin: 0 18px; border: 1px solid #e5e7de; border-radius: 8px; }
.locator-grid > div { padding: 11px 12px; }
.locator-grid > div + div { border-left: 1px solid #e5e7de; }
.locator-grid span, .locator-grid strong { display: block; }
.locator-grid span { margin-bottom: 5px; color: #919b90; font-size: .46rem; font-weight: 850; letter-spacing: .08em; }
.locator-grid strong { color: #4c6655; font-size: .62rem; }
.source-note { display: flex; gap: 7px; margin: 13px 18px 16px; color: #8b958b; font-size: .53rem; line-height: 1.5; }
.source-note span { color: #c2704a; }
.history-stack { margin: 28px 0 0; }
.history-entry { display: flex; align-items: flex-start; gap: 12px; padding: 13px; border: 1px solid #e2e5dc; border-radius: 9px; background: #fcfcf8; }
.history-entry.corrected { border-color: #cddfc7; background: #f5f8ef; }
.history-marker { display: grid; flex: none; width: 27px; height: 27px; place-items: center; border-radius: 50%; background: #eaede5; color: #778878; font-size: .53rem; font-weight: 800; }
.corrected .history-marker { background: #dfecd8; color: #47714e; }
.history-copy { flex: 1; }
.history-label { display: block; margin: 3px 0 7px; color: #879387; font-size: .47rem; font-weight: 850; letter-spacing: .09em; }
.history-copy strong { display: block; color: #415a49; font-size: .66rem; }
.history-copy p { margin: 5px 0 0; color: #89958b; font-size: .55rem; line-height: 1.45; }
.history-tag { flex: none; margin-top: 4px; color: #91998c; font-size: .44rem; font-weight: 850; letter-spacing: .07em; }
.history-new { color: #56835a; }
.history-connector { height: 15px; margin-left: 26px; border-left: 1px dashed #a9b9a5; }
.history-explainer { display: flex; gap: 8px; align-items: flex-start; margin: 14px 0 19px; color: #758579; }
.history-explainer > span { color: var(--orange); }
.history-explainer p { margin: 0; font-size: .56rem; line-height: 1.5; }
.packet-preview { overflow: hidden; margin: 25px 0 11px; border: 1px solid #e1e4db; border-radius: 10px; background: #fffefa; }
.packet-head, .packet-row { display: grid; grid-template-columns: .8fr 1.2fr; gap: 15px; padding: 10px 13px; border-bottom: 1px solid #eceee7; }
.packet-head { background: #f2f3eb; color: #8a968b; font-size: .46rem; font-weight: 850; letter-spacing: .1em; }
.packet-row { color: #7a887e; font-size: .57rem; }
.packet-row strong { color: #496050; font-size: .59rem; font-weight: 650; }
.packet-separation { display: flex; align-items: center; gap: 10px; padding: 12px; background: #f8f2e9; }
.separation-icon { display: grid; flex: none; width: 28px; height: 28px; place-items: center; border-radius: 50%; background: #f4e3d6; color: #bd704d; font-size: .88rem; }
.packet-separation > span:nth-child(2) { flex: 1; }
.packet-separation strong, .packet-separation small { display: block; }
.packet-separation strong { color: #77644d; font-size: .58rem; }
.packet-separation small { margin-top: 4px; color: #9a8b76; font-size: .5rem; }
.packet-separation b { color: #a27b4e; font-size: .44rem; letter-spacing: .08em; }
.packet-disclaimer { color: #89958a; font-size: .54rem; }
.demo-caption { display: flex; align-items: center; gap: 8px; margin: 16px 2px 0; color: #7b897e; font-size: .62rem; }
.caption-dot { width: 6px; height: 6px; box-shadow: none; }
.boundary-section { display: grid; grid-template-columns: 1fr .88fr; gap: 55px; align-items: center; padding: 83px max(calc((100vw - 1200px) / 2), 32px); background: var(--green-deep); color: #f5f2e9; }
.eyebrow-light { color: #c0d3b6; }
.eyebrow-light > span { color: var(--lime); }
.boundary-copy h2 { font-size: clamp(2.5rem, 4.2vw, 3.8rem); }
.boundary-copy > p:not(.eyebrow) { max-width: 465px; margin: 20px 0; color: #c1d0c4; font-size: .83rem; line-height: 1.7; }
.boundary-note { display: flex; align-items: center; gap: 8px; color: #c0d1c0; font-size: .64rem; }
.boundary-note span { color: var(--lime); }
.boundary-visual { padding: 22px; border: 1px solid rgba(220,238,212,.24); border-radius: 15px; background: rgba(255,255,255,.04); }
.boundary-card { display: flex; align-items: center; gap: 11px; padding: 14px; border-radius: 9px; }
.ordinary-card { background: rgba(229,239,229,.1); }
.restricted-card { background: rgba(255,255,255,.035); }
.boundary-icon { display: grid; flex: none; width: 35px; height: 35px; place-items: center; border-radius: 8px; font-size: .98rem; }
.ordinary-icon { background: #d8e8cf; color: #2d664a; }
.restricted-icon { background: rgba(234,219,200,.13); color: #d8bc99; }
.boundary-card > div:nth-child(2) { flex: 1; }
.boundary-label { display: block; margin-bottom: 5px; color: #b9d4ae; font-size: .44rem; font-weight: 850; letter-spacing: .1em; }
.restricted-card .boundary-label { color: #cbb495; }
.boundary-card strong { display: block; color: #f2f1e8; font-size: .7rem; }
.boundary-card small { display: block; margin-top: 5px; color: #aabfb0; font-size: .54rem; }
.restricted-card small { color: #b7ac9b; }
.boundary-state { flex: none; color: #b9d4ae; font-size: .42rem; font-weight: 850; letter-spacing: .08em; }
.lock-mark { color: #d4bd9f; font-size: 1.15rem; }
.boundary-divider { display: flex; align-items: center; gap: 10px; margin: 10px 4px; color: #a7b9a8; font-size: .42rem; font-weight: 850; letter-spacing: .12em; }
.boundary-divider::before, .boundary-divider::after { height: 1px; flex: 1; background: rgba(220,238,212,.2); content: ""; }
.closing { padding: 110px 24px 106px; text-align: center; }
.closing-mark { display: grid; width: 40px; height: 40px; place-items: center; margin: 0 auto 24px; border: 1px solid #cad6c7; border-radius: 12px 12px 12px 3px; color: var(--green); font-family: Georgia, serif; font-size: 1.3rem; font-style: italic; }
.closing .eyebrow { margin-bottom: 15px; }
.closing h2 { font-size: clamp(2.6rem, 5vw, 4.25rem); }
.closing > p:not(.eyebrow) { max-width: 520px; margin: 18px auto 23px; color: #69796f; font-size: .83rem; line-height: 1.65; }
.button-outline { border: 1px solid #b8c6b6; color: var(--ink); }
.button-outline span { color: var(--orange); }
.site-footer { min-height: 73px; display: flex; align-items: center; justify-content: space-between; gap: 15px; padding: 18px max(calc((100vw - 1200px) / 2), 32px); border-top: 1px solid var(--line); }
.footer-brand { font-size: .75rem; font-weight: 850; letter-spacing: -.03em; }
.site-footer p { margin: 0; color: #879188; font-size: .59rem; }
.back-top { color: #64756a; font-size: .62rem; font-weight: 700; }
@media (max-width: 900px) {
  .site-header, .notice, .hero, .principles, .demo-section { width: min(100% - 40px, 720px); }
  .hero { min-height: auto; grid-template-columns: 1fr; padding-top: 64px; }
  .hero-copy { max-width: 650px; }
  .hero-art { min-height: 380px; margin-top: -5px; }
  .demo-window { grid-template-columns: 195px minmax(0, 1fr); }
  .demo-content { padding-inline: 22px; }
  .event-body { grid-template-columns: 1fr; gap: 10px; }
  .date-card { min-height: 145px; }
  .detail-row { grid-template-columns: 100px 1fr; }
  .boundary-section { gap: 30px; padding-inline: 28px; }
  .boundary-visual { padding: 15px; }
}
@media (max-width: 640px) {
  .site-header { width: calc(100% - 36px); height: 69px; }
  .brand { font-size: .94rem; }
  .brand-label { margin-left: 2px; padding-left: 9px; font-size: .52rem; }
  .main-nav { gap: 10px; }
  .main-nav > a:not(.nav-cta) { display: none; }
  .main-nav .nav-cta { padding: 9px 12px; font-size: .68rem; }
  .notice { width: calc(100% - 36px); margin-top: 14px; gap: 7px; font-size: .58rem; }
  .notice-extra { display: none; }
  .hero { width: calc(100% - 36px); padding: 47px 0 50px; gap: 0; }
  .eyebrow { font-size: .57rem; }
  h1 { font-size: clamp(3rem, 13vw, 4.45rem); }
  .hero-lede { font-size: .91rem; }
  .hero-actions { align-items: flex-start; gap: 12px; flex-direction: column; }
  .hero-footnote { margin-top: 23px; }
  .hero-art { min-height: 315px; margin-top: 10px; transform: scale(.87); transform-origin: center; }
  .hero-art::before { width: 285px; height: 285px; }
  .hero-art::after { width: 375px; height: 375px; }
  .orbit-one { width: 395px; height: 205px; }
  .orbit-two { width: 340px; height: 170px; }
  .art-paper { top: 43px; left: 1%; transform: rotate(-7deg) scale(.9); transform-origin: top left; }
  .art-record { right: -1%; bottom: 55px; transform: rotate(5deg) scale(.9); transform-origin: bottom right; }
  .art-connector { top: 148px; left: 48%; width: 67px; }
  .art-caption { right: 0; bottom: 23px; font-size: .57rem; }
  .art-stamp { top: 14px; right: -1%; width: 52px; height: 52px; font-size: .4rem; }
  .principles { width: calc(100% - 36px); grid-template-columns: 1fr; }
  .principle { min-height: auto; padding: 20px 4px; }
  .principle + .principle { border-top: 1px solid var(--line); border-left: 0; padding-left: 4px; }
  .principle h2 { margin: 8px 0 5px; }
  .principle p { max-width: none; }
  .demo-section { width: calc(100% - 28px); padding: 80px 0; }
  .section-title-row { align-items: flex-start; gap: 13px; flex-direction: column; }
  .section-title-row > p { width: auto; }
  .demo-window { grid-template-columns: 1fr; border-radius: 12px; }
  .demo-rail { display: none; }
  .demo-content { padding: 0 15px 13px; }
  .demo-topbar { min-height: 48px; }
  .crumbs { gap: 6px; font-size: .53rem; }
  .sample-pill { padding: 5px 6px; font-size: .4rem; }
  .demo-panel { padding-top: 24px; }
  .panel-heading { flex-direction: column; gap: 9px; }
  .panel-heading h3 { font-size: 1.48rem; }
  .status-badge { margin-top: 0; }
  .event-body { margin-top: 18px; }
  .date-card { min-height: 133px; padding: 14px; }
  .large-date { margin: 14px 0 8px; }
  .large-date strong { font-size: 2rem; }
  .detail-row { grid-template-columns: 1fr; gap: 5px; padding: 10px 0; }
  .source-callout { align-items: flex-start; gap: 8px; padding: 10px; }
  .source-callout p { font-size: .52rem; }
  .round-arrow { margin-top: 1px; }
  .demo-tabs { gap: 3px; justify-content: space-between; }
  .demo-tabs button { gap: 3px; padding: 0 3px; font-size: .49rem; }
  .demo-tabs button span { font-size: .41rem; }
  .panel-footer { font-size: .39rem; }
  .locator-grid { grid-template-columns: .45fr .75fr 1.5fr; margin-inline: 11px; }
  .locator-grid > div { padding: 9px 7px; }
  .locator-grid span { font-size: .4rem; }
  .locator-grid strong { font-size: .53rem; }
  .source-sheet blockquote { margin-inline: 13px; font-size: .94rem; }
  .source-note { margin-inline: 11px; font-size: .5rem; }
  .history-entry { gap: 8px; padding: 10px; }
  .history-tag { display: none; }
  .packet-head, .packet-row { grid-template-columns: .78fr 1.22fr; gap: 8px; padding-inline: 9px; }
  .packet-row { font-size: .52rem; }
  .packet-row strong { font-size: .53rem; }
  .packet-separation { gap: 7px; padding: 9px; }
  .packet-separation b { font-size: .38rem; }
  .demo-caption { align-items: flex-start; line-height: 1.5; }
  .caption-dot { flex: none; margin-top: 5px; }
  .boundary-section { grid-template-columns: 1fr; gap: 28px; padding: 65px 18px; }
  .boundary-copy h2 { font-size: 2.75rem; }
  .boundary-copy > p:not(.eyebrow) { font-size: .77rem; }
  .boundary-visual { padding: 11px; }
  .boundary-card { gap: 8px; padding: 10px 8px; }
  .boundary-state { max-width: 58px; line-height: 1.4; text-align: right; }
  .boundary-card strong { font-size: .62rem; }
  .boundary-card small { font-size: .49rem; }
  .closing { padding: 78px 20px; }
  .closing h2 { font-size: 2.8rem; }
  .site-footer { min-height: 95px; flex-wrap: wrap; padding: 16px 18px; }
  .site-footer p { order: 3; width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}