/*
  book-layout.css
  The Objective Ledger (TOL-OS) — Phase 1
  Requires in <head>:
  <link href="https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,400;0,9..144,500;0,9..144,600;1,9..144,500&family=Lora:ital,wght@0,400;0,500;0,600;1,400&family=IBM+Plex+Mono:wght@400;500&display=swap" rel="stylesheet">
*/

:root{
  --paper: #F5EFDE;
  --paper-deep: #ECE2C4;
  --ink: #211D17;
  --ink-soft: #524B3E;
  --line: #D9CBA3;
  --credit: #3E6B4C;
  --credit-soft: #E4EDE3;
  --debit: #96412B;
  --debit-soft: #F2E2DB;
  --brass: #A8792F;
  --focus: #2B5B8C;
  --radius: 3px;
}

*{ box-sizing: border-box; }

html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *{ transition-duration: 0.001ms !important; animation-duration: 0.001ms !important; }
}

body{
  margin:0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Lora", Georgia, serif;
  font-size: 17px;
  line-height: 1.65;
}

a{ color: inherit; }

h1,h2,h3{
  font-family: "Fraunces", "Lora", serif;
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 0.5em 0;
}

::selection{ background: var(--brass); color: var(--paper); }

:focus-visible{
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

/* ---------- layout shell ---------- */

.frame{
  display: grid;
  grid-template-columns: 260px 1px minmax(0,780px);
  justify-content: center;
  gap: 0;
  min-height: 100vh;
}

.sidebar{
  position: sticky;
  top: 0;
  align-self: start;
  height: 100vh;
  overflow-y: auto;
  padding: 44px 28px 40px 8px;
  background: var(--paper-deep);
}

.rule{
  background: linear-gradient(var(--brass), var(--brass) 40%, transparent 40%, transparent 100%);
  background-size: 1px 10px;
  opacity: 0.55;
}

.mark{
  font-family: "Fraunces", serif;
  font-weight: 600;
  font-size: 1.15rem;
  letter-spacing: 0.01em;
  margin-bottom: 2px;
}

.mark small{
  display:block;
  font-family: "IBM Plex Mono", monospace;
  font-weight: 400;
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  color: var(--brass);
  margin-top: 6px;
}

.tagline{
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin: 10px 0 34px 0;
  max-width: 22ch;
}

nav ol{
  list-style: none;
  margin:0; padding:0;
  counter-reset: chapter;
  border-top: 1px solid var(--line);
}

nav li{
  counter-increment: chapter;
  border-bottom: 1px solid var(--line);
}

nav a{
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 11px 4px;
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 0.92rem;
  transition: color 0.15s ease, padding-left 0.15s ease;
}

nav a::before{
  content: counter(chapter, upper-roman);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  color: var(--brass);
  min-width: 1.6em;
}

nav a:hover{ color: var(--ink); padding-left: 8px; }

nav a.active{ color: var(--ink); font-weight: 600; }
nav a.active::before{ color: var(--debit); }

.sidebar-foot{
  margin-top: 34px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.66rem;
  color: var(--ink-soft);
  letter-spacing: 0.03em;
}

main{
  padding: 64px 34px 120px 40px;
  max-width: 780px;
}

section{
  padding-top: 8px;
  scroll-margin-top: 30px;
}

section + section{
  margin-top: 92px;
  padding-top: 46px;
  border-top: 1px solid var(--line);
}

.kicker{
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  color: var(--brass);
  margin-bottom: 14px;
}

h2{ font-size: 2rem; max-width: 18ch; }

section > p{
  max-width: 62ch;
  color: var(--ink);
}

p.lede{
  font-size: 1.12rem;
  color: var(--ink-soft);
  max-width: 58ch;
}

footer{
  max-width: 780px;
  margin: 0 auto;
  padding: 40px 34px 80px 40px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.7rem;
  color: var(--ink-soft);
}

.footer-links{
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  margin-top: 10px;
}

.footer-links a{
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.footer-links a:hover{ color: var(--ink); border-color: var(--ink); }

/* ---------- legal document pages ---------- */

.draft-notice{
  background: var(--debit-soft);
  border: 1px solid var(--debit);
  border-radius: var(--radius);
  padding: 14px 18px;
  font-size: 0.85rem;
  color: var(--ink);
  margin-bottom: 32px;
}

.draft-notice strong{ color: var(--debit); }

.legal-meta{
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  color: var(--ink-soft);
  margin-bottom: 28px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.back-link{
  display: block;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.74rem;
  color: var(--brass);
  text-decoration: none;
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.back-link:hover{ color: var(--ink); }

/* ---------- roadmap page ---------- */

.roadmap-intro{
  background: var(--paper-deep);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 20px;
  font-size: 0.92rem;
  margin-bottom: 8px;
}

.roadmap-phase{
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin-bottom: 16px;
  background: var(--paper);
}

.roadmap-phase-head{
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.roadmap-phase-head h3{ font-size: 1.1rem; margin: 0; }

.status-badge{
  display: inline-block;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid transparent;
  white-space: nowrap;
}

.status-live{ background: var(--credit-soft); border-color: var(--credit); color: var(--credit); }
.status-progress{ background: #F3E9D2; border-color: var(--brass); color: var(--brass); }
.status-planned{ background: var(--paper-deep); border-color: var(--line); color: var(--ink-soft); }

.roadmap-list{
  list-style: none;
  margin: 10px 0 0 0;
  padding: 0;
}

.roadmap-list li{
  padding: 6px 0 6px 20px;
  position: relative;
  font-size: 0.9rem;
  color: var(--ink);
}

.roadmap-list li::before{
  content: "\2013";
  position: absolute;
  left: 0;
  color: var(--brass);
}

.roadmap-list li.tbd{ color: var(--ink-soft); font-style: italic; }

/* ---------- tool nav (non-chapter links) ---------- */

.nav-group-label{
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  color: var(--brass);
  margin: 22px 0 8px 4px;
}

ul.tool-nav{
  list-style: none;
  margin:0; padding:0;
}

ul.tool-nav li{
  border-bottom: 1px solid var(--line);
}

ul.tool-nav a{
  display: block;
  padding: 10px 4px 10px 4px;
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

ul.tool-nav a:hover{ color: var(--ink); padding-left: 8px; transition: padding-left 0.15s ease; }
ul.tool-nav a.active{ color: var(--ink); font-weight: 600; }

/* ---------- nervous-system ladder widget ---------- */

.ladder{
  display: grid;
  grid-template-columns: minmax(0,240px) 1fr;
  gap: 28px;
  margin-top: 32px;
  padding: 26px;
  background: var(--paper-deep);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.rungs{
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.rung{
  text-align: left;
  font-family: "Lora", serif;
  font-size: 0.95rem;
  padding: 12px 14px;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
  color: var(--ink-soft);
}

.rung strong{ display:block; font-size: 1rem; color: var(--ink); font-weight: 600; }

.rung:hover{ border-color: var(--brass); }

.rung.active{
  background: var(--paper);
  border-color: var(--ink);
}

.rung.active strong{ color: var(--credit); }
.rung[data-state="dorsal"].active strong{ color: var(--debit); }
.rung[data-state="sympathetic"].active strong{ color: var(--brass); }

.reading{
  border-left: 3px solid var(--line);
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.reading .label{
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  margin-bottom: 8px;
}

.reading p{ margin: 0; max-width: 44ch; color: var(--ink); }

/* ---------- lemonade stand widget ---------- */

.stand{
  margin-top: 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--paper-deep);
}

.stand-heads{
  display: grid;
  grid-template-columns: 1fr 120px 120px 32px;
  gap: 10px;
  padding: 16px 18px 10px 18px;
}

.stand-heads input{
  background: transparent;
  border: none;
  border-bottom: 2px solid var(--line);
  font-family: "Fraunces", serif;
  font-weight: 600;
  font-size: 1rem;
  padding: 4px 2px;
  color: var(--ink);
  width: 100%;
}

.stand-heads .task-head{
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.66rem;
  color: var(--ink-soft);
  align-self: end;
  padding-bottom: 6px;
}

#rows{
  display: flex;
  flex-direction: column;
}

.row{
  display: grid;
  grid-template-columns: 1fr 120px 120px 32px;
  gap: 10px;
  align-items: center;
  padding: 8px 18px;
  border-top: 1px solid var(--line);
  background: var(--paper);
}

.row input[type="text"]{
  border: none;
  background: transparent;
  font-family: "Lora", serif;
  font-size: 0.95rem;
  color: var(--ink);
  padding: 6px 2px;
  width: 100%;
}

.row input[type="number"]{
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.9rem;
  padding: 6px 8px;
  width: 100%;
  color: var(--ink);
}

.row button.remove{
  border: none;
  background: transparent;
  color: var(--ink-soft);
  font-family: "IBM Plex Mono", monospace;
  cursor: pointer;
  font-size: 0.95rem;
  padding: 4px;
}
.row button.remove:hover{ color: var(--debit); }

.stand-add{
  padding: 12px 18px 18px 18px;
  background: var(--paper);
  border-top: 1px solid var(--line);
}

.add-row{
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.78rem;
  background: transparent;
  border: 1px solid var(--brass);
  color: var(--brass);
  padding: 8px 14px;
  border-radius: var(--radius);
  cursor: pointer;
}
.add-row:hover{ background: var(--brass); color: var(--paper); }

.balance{
  padding: 20px 18px 24px 18px;
  background: var(--paper-deep);
}

.bar{
  display: flex;
  height: 14px;
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid var(--line);
}

.bar-a{ background: var(--credit); }
.bar-b{ background: var(--debit); }

.bar-legend{
  display:flex;
  justify-content: space-between;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.7rem;
  margin-top: 8px;
  color: var(--ink-soft);
}

.bar-legend .a{ color: var(--credit); }
.bar-legend .b{ color: var(--debit); }

.balance-line{
  margin-top: 16px;
  font-size: 0.98rem;
  color: var(--ink);
  max-width: 56ch;
}

.balance-badge{
  display: inline-block;
  margin-top: 14px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid transparent;
}

.badge-awaiting-data{
  background: var(--paper);
  border-color: var(--line);
  color: var(--ink-soft);
}

.badge-balanced{
  background: var(--credit-soft);
  border-color: var(--credit);
  color: var(--credit);
}

.badge-uneven{
  background: #F3E9D2;
  border-color: var(--brass);
  color: var(--brass);
}

.badge-subsidy{
  background: var(--debit-soft);
  border-color: var(--debit);
  color: var(--debit);
}

/* ---------- access tier comparison ---------- */

.tier-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 22px;
}

.tier-card{
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-deep);
  padding: 22px;
}

.tier-card.tier-full{
  border-color: var(--brass);
  background: var(--paper);
}

.tier-card h3{
  font-size: 1.15rem;
  margin-bottom: 4px;
}

.tier-price{
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  color: var(--ink-soft);
  margin-bottom: 16px;
}

.tier-list{
  list-style: none;
  margin: 0 0 16px 0;
  padding: 0;
}

.tier-list li{
  padding: 5px 0 5px 22px;
  position: relative;
  font-size: 0.92rem;
}

.tier-list li::before{
  content: "\2713";
  position: absolute;
  left: 0;
  font-family: "IBM Plex Mono", monospace;
  color: var(--credit);
}

.tier-card.tier-full .tier-list li::before{
  color: var(--brass);
}

.tier-note{
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin: 0;
}

/* ---------- telemetry status bar ---------- */

.telemetry-bar{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 40px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.telemetry-pill{
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  color: var(--ink-soft);
  background: var(--paper-deep);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 14px;
}

.telemetry-pill .dot{
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

.pill-active .dot{ background: var(--credit); }
.pill-progress .dot{ background: var(--brass); }
.pill-status .dot{ background: var(--ink-soft); }

.telemetry-pill .pill-note{
  color: var(--ink-soft);
  opacity: 0.75;
  font-size: 0.66rem;
  border-left: 1px solid var(--line);
  padding-left: 8px;
  margin-left: 2px;
}

@media (max-width: 640px){
  .telemetry-pill .pill-note{
    display: block;
    border-left: none;
    padding-left: 0;
    margin-left: 0;
    margin-top: 2px;
  }
}

/* ---------- RACI table (used on manuscript pages) ---------- */

table.raci{
  margin-top: 28px;
  width: 100%;
  border-collapse: collapse;
  font-size: 0.94rem;
}

table.raci th{
  text-align: left;
  font-family: "IBM Plex Mono", monospace;
  font-weight: 500;
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  padding: 8px 14px 8px 0;
  border-bottom: 1px solid var(--ink);
}

table.raci td{
  padding: 12px 14px 12px 0;
  border-bottom: 1px solid var(--line);
}

table.raci td.owner{ color: var(--credit); font-weight: 600; }
table.raci td.accountable{ color: var(--debit); font-weight: 600; }

/* ---------- responsive table wrapper ---------- */
/*
  Usage: wrap any <table> in a <div class="table-wrap"> ... </div>.
  This scrolls horizontally on narrow screens instead of crushing
  cell content or forcing awkward mid-word wraps.
*/

.table-wrap{
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-top: 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.table-wrap table{
  width: 100%;
  min-width: 560px; /* keeps columns legible; wrapper scrolls below this */
  margin-top: 0;
  border: none;
  border-radius: 0;
}

.table-wrap table.raci{
  margin-top: 0;
}

/* ---------- sidebar CTA (printable summary) ---------- */

.header-cta{
  display: block;
  text-align: center;
  text-decoration: none;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.74rem;
  color: var(--brass);
  border: 1px solid var(--brass);
  border-radius: var(--radius);
  padding: 9px 10px;
  margin: 4px 0 26px 0;
}

.header-cta:hover{ background: var(--brass); color: var(--paper); }

.ext-note{
  display: block;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.62rem;
  color: var(--ink-soft);
  margin-top: 3px;
  font-weight: 400;
}

/* ---------- resource card (infographic feature) ---------- */

.resource-card{
  margin-top: 32px;
  border: 1px solid var(--brass);
  border-radius: var(--radius);
  background: var(--paper-deep);
  padding: 24px;
}

.resource-grid{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 18px 0;
}

.resource-item{
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px 14px;
}

.resource-item strong{
  display: block;
  font-family: "Fraunces", serif;
  font-size: 0.95rem;
  margin-bottom: 4px;
  color: var(--ink);
}

.resource-item span{
  font-size: 0.85rem;
  color: var(--ink-soft);
}

.cta-button{
  display: inline-block;
  text-decoration: none;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.8rem;
  background: var(--brass);
  color: var(--paper);
  padding: 10px 18px;
  border-radius: var(--radius);
  border: 1px solid var(--brass);
}

.cta-button:hover{ background: var(--ink); border-color: var(--ink); }

/* ---------- print/download action card ---------- */

.print-action{
  margin-top: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background: var(--ink);
  border-radius: var(--radius);
  padding: 20px 24px;
}

.print-action-copy{
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.print-action-copy strong{
  font-family: "Fraunces", serif;
  font-size: 1.05rem;
  color: var(--paper);
}

.print-action-copy span{
  font-size: 0.85rem;
  color: var(--paper-deep);
  max-width: 52ch;
}

.print-action .cta-button{
  flex-shrink: 0;
  background: var(--brass);
  border-color: var(--brass);
  color: var(--ink);
  font-weight: 600;
}

.print-action .cta-button:hover{
  background: var(--paper);
  border-color: var(--paper);
  color: var(--ink);
}

@media (max-width: 860px){
  .frame{ grid-template-columns: 1fr; }
  .rule{ display: none; }
  .sidebar{
    position: relative;
    height: auto;
    padding: 24px 20px;
  }
  nav ol{ display: flex; flex-wrap: wrap; border-top: none; }
  nav li{ border-bottom: none; }
  nav a{ padding: 6px 10px 6px 0; }
  main{ padding: 40px 20px 90px 20px; }
  .ladder{ grid-template-columns: 1fr; }
  .stand-heads{ grid-template-columns: 1fr 70px 70px 24px; }
  .row{ grid-template-columns: 1fr 70px 70px 24px; }
  .resource-grid{ grid-template-columns: 1fr; }
  .print-action{ flex-direction: column; align-items: stretch; text-align: center; }
  .tier-grid{ grid-template-columns: 1fr; }
}

@media (max-width: 680px){
  .table-wrap table{ min-width: 480px; }

  table th,
  table td{
    padding: 8px 10px;
    font-size: 0.85rem;
    white-space: nowrap;
  }

  /* allow the one column meant to hold longer text to wrap normally */
  table td.wrap,
  table th.wrap{
    white-space: normal;
    min-width: 160px;
  }
}
