:root {
  --paper: #f3f1ec;
  --paper-deep: #e9e6de;
  --surface: #fbfaf7;
  --ink: #16150f;
  --ink-2: #47453d;
  --ink-3: #6b6860;
  --rule: #d4d0c5;
  --signal: #2563eb;
  --signal-deep: #1e40af;
  --signal-soft: #dbeafe;
  --night: #151510;
  --night-rule: rgba(255, 255, 255, 0.16);
  --radius: 2px;
  --sans: "Archivo", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; }
::selection { color: var(--paper); background: var(--signal); }
:focus-visible { outline: 2px solid var(--signal); outline-offset: 3px; }
.section-shell { width: min(1200px, calc(100% - 48px)); margin-inline: auto; }

h1, h2, h3 { margin: 0; font-family: var(--sans); font-stretch: 88%; font-weight: 750; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--ink);
  background: var(--paper);
}
.header-inner {
  width: min(1200px, calc(100% - 48px));
  height: 64px;
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
}
.brand { display: inline-flex; align-items: center; gap: 10px; font-size: 21px; font-weight: 800; font-stretch: 115%; letter-spacing: -.02em; }
.brand-mark { width: 34px; height: 34px; display: grid; place-items: center; flex: none; }
.brand-mark img { width: 100%; height: 100%; display: block; object-fit: contain; transform: scale(1.18); }
.desktop-nav { display: flex; gap: 32px; font-size: 14px; font-weight: 500; color: var(--ink-2); }
.desktop-nav a { padding: 6px 0; border-bottom: 1px solid transparent; transition: color .15s, border-color .15s; }
.desktop-nav a:hover { color: var(--ink); border-color: var(--ink); }
.header-inner > .button { justify-self: end; }

/* Buttons */
.button {
  min-height: 52px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s, color .15s, box-shadow .15s;
}
.button span { transition: transform .15s; }
.button:hover span { transform: translateX(3px); }
.button-small { min-height: 40px; padding: 0 16px; font-size: 14px; }
.button-dark { color: var(--paper); background: var(--ink); }
.button-dark:hover { background: var(--signal); }
.button-primary { color: #fff; background: var(--signal); box-shadow: 4px 4px 0 var(--ink); }
.button-primary:hover { background: var(--signal-deep); box-shadow: 2px 2px 0 var(--ink); }

/* Hero */
.hero { padding: 28px 0 96px; }
.hero-strip { display: flex; border-bottom: 1px solid var(--rule); font: 500 12px/1 var(--mono); color: var(--ink-3); text-transform: uppercase; letter-spacing: .04em; }
.hero-strip span { padding: 0 18px 14px; border-left: 1px solid var(--rule); }
.hero-strip span:first-child { padding-left: 0; border-left: 0; }
.hero-grid { padding-top: 72px; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 64px; align-items: start; }
h1 { font-size: clamp(60px, 7.4vw, 112px); line-height: .9; letter-spacing: -.035em; font-weight: 800; font-stretch: 78%; }
h1 em { font-style: normal; color: var(--signal); }
.hero-lead { max-width: 520px; margin: 36px 0 0; font-size: 19px; line-height: 1.6; color: var(--ink-2); }
.hero-actions { margin-top: 36px; display: flex; align-items: center; gap: 28px; flex-wrap: wrap; }
.text-link { padding: 6px 0; border-bottom: 1px solid var(--ink); font-weight: 600; }
.text-link:hover { color: var(--signal); border-color: var(--signal); }
.microcopy { margin: 40px 0 0; max-width: 420px; font: 400 13px/1.6 var(--mono); color: var(--ink-3); }

/* Product preview */
.hero-visual { min-width: 0; margin: 8px 0 0; }
.preview-window { border: 1px solid var(--ink); border-radius: var(--radius); background: var(--surface); font-size: 13px; box-shadow: 10px 10px 0 var(--paper-deep); }
.preview-bar { height: 44px; padding: 0 16px; display: flex; align-items: center; justify-content: space-between; gap: 12px; border-bottom: 1px solid var(--ink); }
.preview-path { font: 400 12px var(--mono); color: var(--ink-3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.preview-path b { color: var(--ink); font-weight: 600; }
.preview-label { flex: none; padding: 3px 6px; border: 1px dashed var(--ink-3); border-radius: var(--radius); font: 500 10px var(--mono); color: var(--ink-3); text-transform: uppercase; letter-spacing: .05em; }
.preview-stats { margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); border-bottom: 1px solid var(--rule); }
.preview-stats div { padding: 16px; border-left: 1px solid var(--rule); }
.preview-stats div:first-child { border-left: 0; }
.preview-stats dt { font: 400 11px var(--mono); color: var(--ink-3); }
.preview-stats dd { margin: 6px 0 0; font-size: 26px; font-weight: 700; font-stretch: 85%; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.preview-table { width: 100%; border-collapse: collapse; }
.preview-table th { padding: 10px 16px; text-align: left; font: 500 10px var(--mono); color: var(--ink-3); text-transform: uppercase; letter-spacing: .05em; border-bottom: 1px solid var(--rule); }
.preview-table td { padding: 12px 16px; border-bottom: 1px solid var(--rule); white-space: nowrap; }
.preview-table td:first-child { font-weight: 600; }
.preview-table td:nth-child(3) { color: var(--ink-2); white-space: normal; }
.preview-table .num { text-align: right; font: 500 12px var(--mono); }
.preview-table th:last-child { text-align: right; }
.preview-table tr.is-selected td { background: var(--signal-soft); }
.preview-table tr.is-selected td:first-child { box-shadow: inset 3px 0 0 var(--signal); }
.preview-table tr.is-selected .num { color: var(--signal-deep); font-weight: 600; }
.ch { display: inline-block; padding: 2px 5px; border: 1px solid var(--ink-3); border-radius: var(--radius); font: 500 10px var(--mono); color: var(--ink-2); }
.preview-reason { padding: 14px 16px; display: grid; grid-template-columns: auto 1fr; gap: 14px; align-items: baseline; }
.preview-reason span { font: 600 11px var(--mono); color: var(--signal-deep); text-transform: uppercase; letter-spacing: .04em; }
.preview-reason p { margin: 0; color: var(--ink-2); line-height: 1.5; }
.hero-visual figcaption { margin-top: 22px; font: 400 11px var(--mono); color: var(--ink-3); }

/* Section heads */
.section-index { display: block; font: 500 12px/1 var(--mono); text-transform: uppercase; letter-spacing: .04em; color: var(--ink-3); }
.section-head { display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: 40px; padding-top: 22px; border-top: 1px solid var(--ink); }
.section-head .section-index { padding-top: 10px; }
.section-title { min-width: 0; display: grid; grid-template-columns: minmax(0, 2.2fr) minmax(0, 1fr); gap: 48px; align-items: end; }
.section-title p { margin: 0 0 6px; color: var(--ink-2); font-size: 17px; line-height: 1.65; }
h2 { font-size: clamp(40px, 5vw, 68px); line-height: .98; letter-spacing: -.03em; }

/* Problem */
.problem { padding: 40px 0 120px; }
.problem h2 span { color: var(--ink-3); }
.scenario-list { margin: 72px 0 0; padding: 0; list-style: none; border-top: 1px solid var(--rule); }
.scenario-list li { padding: 28px 0; display: grid; grid-template-columns: 200px minmax(0, 1fr) minmax(0, 1fr) minmax(0, 1.1fr); gap: 40px; align-items: baseline; border-bottom: 1px solid var(--rule); }
.scenario-number { width: 32px; height: 32px; display: grid; place-items: center; border: 1px solid var(--ink); border-radius: var(--radius); font: 600 13px var(--mono); }
.scenario-list li:hover .scenario-number { color: #fff; background: var(--signal); border-color: var(--signal); }
.scenario-list h3 { font-size: 26px; line-height: 1.1; letter-spacing: -.02em; }
.scenario-list p { margin: 0; color: var(--ink-2); line-height: 1.6; }
.scenario-list code { font: 400 12px/1.6 var(--mono); color: var(--ink-3); }

/* Difference */
.difference { padding: 110px 0 120px; background: var(--surface); border-block: 1px solid var(--rule); }
.difference h2 span { color: var(--signal); }
.comparison-grid { margin-top: 72px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border: 1px solid var(--ink); }
.comparison-card { min-width: 0; }
.comparison-card + .comparison-card { border-left: 1px solid var(--ink); }
.comparison-label { min-height: 112px; padding: 22px 24px; display: flex; flex-direction: column; justify-content: space-between; border-bottom: 1px solid var(--ink); }
.comparison-label span { font: 500 11px var(--mono); color: var(--ink-3); text-transform: uppercase; letter-spacing: .05em; }
.comparison-label b { margin-top: 24px; font-size: 28px; line-height: 1.05; font-stretch: 85%; }
.comparison-system .comparison-label { color: #fff; background: var(--signal); }
.comparison-system .comparison-label span { color: rgba(255, 255, 255, .72); }
.comparison-card ul { margin: 0; padding: 0; list-style: none; }
.comparison-card li { min-height: 106px; padding: 20px 24px 20px 58px; position: relative; display: flex; flex-direction: column; justify-content: center; gap: 7px; border-bottom: 1px solid var(--rule); }
.comparison-card li:last-child { border-bottom: 0; }
.comparison-card li::before { content: "—"; position: absolute; left: 24px; top: 22px; font: 600 14px var(--mono); color: var(--ink-3); }
.comparison-system li::before { content: "✓"; color: var(--signal); }
.comparison-card strong { font-size: 17px; line-height: 1.25; }
.comparison-card li span { color: var(--ink-3); font-size: 14px; line-height: 1.5; }
.comparison-manual { background: var(--paper); }
.comparison-system { background: #fff; }
.difference-note { margin-top: 28px; padding: 24px; display: grid; grid-template-columns: minmax(220px, .8fr) minmax(0, 2fr); gap: 48px; border-left: 4px solid var(--signal); background: var(--signal-soft); }
.difference-note > span { font: 600 13px/1.5 var(--mono); color: var(--signal-deep); text-transform: uppercase; letter-spacing: .03em; }
.difference-note p { margin: 0; color: var(--ink-2); line-height: 1.65; }

/* Workflow */
.workflow { padding: 110px 0 120px; color: var(--paper); background: var(--night); }
.workflow .section-head { border-color: var(--paper); }
.workflow .section-index { color: rgba(255, 255, 255, .55); }
.workflow .section-title p { color: rgba(255, 255, 255, .68); }
.steps { margin: 80px 0 0; padding: 0; list-style: none; display: grid; grid-template-columns: repeat(3, 1fr); border-left: 1px solid var(--night-rule); }
.steps li { padding: 24px 28px 36px; border-right: 1px solid var(--night-rule); border-top: 3px solid var(--signal); }
.steps li > span { font: 500 12px var(--mono); color: rgba(255, 255, 255, .55); text-transform: uppercase; letter-spacing: .04em; }
.steps h3 { margin-top: 56px; font-size: 26px; line-height: 1.1; letter-spacing: -.02em; }
.steps p { margin: 14px 0 0; color: rgba(255, 255, 255, .66); line-height: 1.6; }
.campaign-feature { margin-top: 56px; display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(300px, .65fr); border: 1px solid var(--signal); background: var(--signal); }
.campaign-copy { padding: 40px; }
.campaign-kicker { font: 600 11px var(--mono); text-transform: uppercase; letter-spacing: .06em; color: rgba(255, 255, 255, .72); }
.campaign-copy h3 { max-width: 720px; margin-top: 20px; font-size: clamp(30px, 3.5vw, 48px); line-height: 1; letter-spacing: -.025em; }
.campaign-copy p { max-width: 760px; margin: 22px 0 0; color: rgba(255, 255, 255, .82); font-size: 16px; line-height: 1.65; }
.campaign-summary { margin: 12px; padding: 24px; align-self: stretch; display: flex; flex-direction: column; justify-content: center; background: var(--paper); color: var(--ink); }
.campaign-summary div { padding: 14px 0; display: grid; grid-template-columns: 72px 1fr; gap: 12px; border-bottom: 1px solid var(--rule); }
.campaign-summary div:first-child { border-top: 1px solid var(--rule); }
.campaign-summary div span { font: 500 10px var(--mono); color: var(--ink-3); text-transform: uppercase; letter-spacing: .04em; }
.campaign-summary div strong { font-size: 14px; line-height: 1.35; }
.campaign-status { margin-top: 22px; padding: 10px 12px; display: block; color: #fff; background: var(--ink); font: 600 11px var(--mono); text-align: center; text-transform: uppercase; letter-spacing: .04em; }

/* Control */
.control { padding: 120px 0; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 80px; align-items: center; }
.control-copy { padding-top: 22px; border-top: 1px solid var(--ink); }
.control-copy h2 { margin-top: 32px; }
.control-copy > p { margin: 28px 0 0; color: var(--ink-2); font-size: 17px; line-height: 1.65; }
.control-copy ul { margin: 32px 0 0; padding: 0; list-style: none; border-top: 1px solid var(--rule); }
.control-copy li { padding: 14px 0 14px 28px; position: relative; border-bottom: 1px solid var(--rule); font-weight: 500; }
.control-copy li::before { content: ""; width: 10px; height: 10px; position: absolute; left: 0; top: 50%; translate: 0 -50%; background: var(--signal); }

.control-visual { padding: 56px 40px; display: grid; place-items: center; border: 1px solid var(--rule); border-radius: var(--radius); background: repeating-linear-gradient(-45deg, transparent 0 9px, var(--paper-deep) 9px 10px); }
.draft-card { width: 100%; max-width: 420px; border: 1px solid var(--ink); border-radius: var(--radius); background: var(--surface); box-shadow: 8px 8px 0 var(--ink); }
.draft-head { padding: 12px 16px; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--ink); font: 500 11px var(--mono); text-transform: uppercase; letter-spacing: .04em; color: var(--ink-3); }
.draft-state { color: var(--signal-deep); }
.draft-state::before { content: ""; width: 7px; height: 7px; margin-right: 7px; display: inline-block; background: var(--signal); }
.draft-meta { padding: 18px 16px 0; display: flex; gap: 12px; align-items: center; }
.avatar { flex: none; width: 36px; height: 36px; display: grid; place-items: center; border-radius: var(--radius); color: var(--paper); background: var(--ink); font: 600 12px var(--mono); }
.draft-meta strong, .draft-meta small { display: block; }
.draft-meta strong { font-size: 14px; }
.draft-meta small { margin-top: 3px; font: 400 11px var(--mono); color: var(--ink-3); }
.draft-message { margin: 18px 16px; padding: 16px; border-left: 3px solid var(--ink); background: var(--paper); font-size: 15px; line-height: 1.55; }
.draft-actions { padding: 0 16px 16px; display: flex; justify-content: flex-end; gap: 8px; font-size: 13px; font-weight: 600; }
.draft-actions span { padding: 9px 14px; border: 1px solid var(--ink); border-radius: var(--radius); }
.draft-actions .solid { color: #fff; background: var(--signal); border-color: var(--signal); }

/* Early access */
.early-access { padding: 110px 0 120px; color: var(--paper); background: var(--night); }
.early-inner { padding-top: 22px; display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 64px; align-items: end; border-top: 1px solid var(--paper); }
.early-title .section-index { color: rgba(255, 255, 255, .55); }
.early-access h2 { margin-top: 40px; font-size: clamp(48px, 6.4vw, 92px); line-height: .92; }
.early-content p { margin: 0 0 32px; color: rgba(255, 255, 255, .72); font-size: 17px; line-height: 1.65; }
.pilot-locations { margin: 0 0 32px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border: 1px solid var(--night-rule); }
.pilot-locations div { padding: 16px; display: grid; grid-template-columns: auto 1fr; column-gap: 12px; align-items: baseline; }
.pilot-locations div + div { border-left: 1px solid var(--night-rule); }
.pilot-locations span { grid-row: 1 / 3; color: var(--signal-soft); font: 600 12px var(--mono); }
.pilot-locations strong { font-size: 18px; }
.pilot-locations small { margin: 5px 0 0; color: rgba(255, 255, 255, .55); font: 400 10px/1.45 var(--mono); }
.early-access .button-primary { box-shadow: 4px 4px 0 var(--paper); }
.early-access .button-primary:hover { box-shadow: 2px 2px 0 var(--paper); }
.early-access small { display: block; margin-top: 22px; font: 400 12px var(--mono); color: rgba(255, 255, 255, .55); }
.early-access .form-pending { margin: 22px 0 0; padding: 14px 16px; border: 1px solid var(--night-rule); border-left: 3px solid var(--signal); border-radius: var(--radius); font-size: 14px; }
.form-pending a { color: #fff; text-decoration: underline; text-underline-offset: 3px; }

/* Footer */
.site-footer { padding: 48px 0 32px; background: var(--paper); }
.footer-inner { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 40px; }
.site-footer p { margin: 0; color: var(--ink-3); font-size: 14px; }
.footer-links { display: flex; gap: 24px; font-size: 14px; font-weight: 600; }
.footer-links a:hover, .plain-button:hover { color: var(--signal); }
.plain-button { padding: 0; border: 0; color: inherit; background: none; cursor: pointer; }
.copyright { grid-column: 1 / -1; padding-top: 20px; border-top: 1px solid var(--rule); font: 400 12px var(--mono); color: var(--ink-3); }

/* Dialog */
.privacy-dialog { max-width: 560px; padding: 36px; border: 1px solid var(--ink); border-radius: var(--radius); color: var(--ink); background: var(--surface); box-shadow: 10px 10px 0 var(--ink); }
.privacy-dialog::backdrop { background: rgba(21, 21, 16, .6); }
.privacy-dialog h2 { font-size: 30px; }
.privacy-dialog p { margin: 18px 0 0; color: var(--ink-2); line-height: 1.7; }
.dialog-close { width: 34px; height: 34px; position: absolute; right: 14px; top: 14px; border: 1px solid var(--ink); border-radius: var(--radius); background: transparent; cursor: pointer; font-size: 20px; line-height: 1; }
.dialog-close:hover { color: #fff; background: var(--ink); }

/* Motion */
.reveal { opacity: 0; transform: translateY(12px); transition: opacity .5s ease, transform .5s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal-delay { transition-delay: .08s; }
.reveal-delay-2 { transition-delay: .16s; }

@media (max-width: 1040px) {
  .section-head { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .scenario-list li { grid-template-columns: 56px minmax(0, 1fr) minmax(0, 1fr); }
  .scenario-list code { grid-column: 2 / -1; }
}

@media (max-width: 980px) {
  .desktop-nav { display: none; }
  .header-inner { grid-template-columns: 1fr auto; }
  .hero-grid { grid-template-columns: minmax(0, 1fr); gap: 56px; padding-top: 56px; }
  .section-title { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .comparison-grid { grid-template-columns: minmax(0, 1fr); }
  .comparison-card + .comparison-card { border-left: 0; border-top: 1px solid var(--ink); }
  .difference-note { grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .steps { grid-template-columns: minmax(0, 1fr); border-left: 0; }
  .steps li { border-right: 0; padding-inline: 0; }
  .steps h3 { margin-top: 24px; }
  .campaign-feature { grid-template-columns: minmax(0, 1fr); }
  .campaign-summary { margin-top: 0; }
  .control { grid-template-columns: minmax(0, 1fr); gap: 56px; }
  .early-inner { grid-template-columns: minmax(0, 1fr); gap: 40px; }
  .footer-inner { grid-template-columns: 1fr auto; }
  .site-footer p { display: none; }
}

@media (max-width: 680px) {
  .section-shell, .header-inner { width: calc(100% - 32px); }
  .header-inner { height: 56px; }
  .header-inner > .button { display: none; }
  .brand { font-size: 19px; }
  .hero { padding-bottom: 72px; }
  .hero-strip { flex-wrap: wrap; row-gap: 10px; }
  .hero-strip span:nth-child(4) { display: none; }
  h1 { font-size: clamp(52px, 17vw, 76px); }
  .hero-lead { margin-top: 28px; font-size: 17px; }
  .hero-actions { flex-direction: column; align-items: stretch; gap: 18px; }
  .hero-actions .text-link { align-self: flex-start; }
  .preview-window { box-shadow: 6px 6px 0 var(--paper-deep); }
  .preview-stats div { padding: 12px; }
  .preview-stats dd { font-size: 20px; }
  .preview-table th, .preview-table td { padding: 10px; }
  .preview-table th:nth-child(3), .preview-table td:nth-child(3) { display: none; }
  .preview-reason { grid-template-columns: 1fr; gap: 6px; }
  h2 { font-size: 40px; overflow-wrap: break-word; }
  .preview-table td { white-space: normal; }
  .problem { padding-bottom: 84px; }
  .difference { padding: 80px 0 88px; }
  .comparison-grid { margin-top: 48px; }
  .comparison-label { min-height: 96px; padding: 18px; }
  .comparison-label b { font-size: 23px; }
  .comparison-card li { min-height: 0; padding: 18px 18px 18px 48px; }
  .comparison-card li::before { left: 18px; top: 20px; }
  .difference-note { padding: 18px; }
  .scenario-list { margin-top: 48px; }
  .scenario-list li { grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .scenario-list code { grid-column: auto; }
  .workflow, .early-access { padding: 80px 0 88px; }
  .steps { margin-top: 56px; }
  .campaign-feature { margin-top: 40px; }
  .campaign-copy { padding: 28px 22px; }
  .campaign-copy h3 { font-size: 32px; }
  .campaign-summary { margin: 0 8px 8px; padding: 18px; }
  .control { padding: 84px 0; }
  .control-visual { padding: 32px 16px; }
  .draft-card { box-shadow: 5px 5px 0 var(--ink); }
  .early-access h2 { font-size: 50px; }
  .pilot-locations { grid-template-columns: minmax(0, 1fr); }
  .pilot-locations div + div { border-left: 0; border-top: 1px solid var(--night-rule); }
  .early-access .button { width: 100%; }
  .footer-inner { grid-template-columns: minmax(0, 1fr); gap: 24px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
  .reveal { opacity: 1; transform: none; }
}