/* Layout: a founders' register. Header with roster, sticky tab bar, then section index (left) + question sheets (right). */
:root {
  --paper: #F4F0E6;
  --sheet: #FFFDF8;
  --ink: #2C241B;
  --ink-2: #5E5246;
  --ink-3: #8A7D6E;
  --rule: #E2DACB;
  --olive: #5C6B4A;
  --olive-ink: #FFFDF8;
  --olive-wash: #E7ECDD;
  --brick: #9A4B33;
  --brick-wash: #F5E3DC;
  --amber: #8C6A12;
  --amber-wash: #F4EBCF;
  --focus: #3F5A8C;
  --f-display: "Young Serif", Georgia, "Times New Roman", serif;
  --f-body: "Figtree", -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --f-mono: "JetBrains Mono", ui-monospace, Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --paper: #191612; --sheet: #221E19; --ink: #EEE7D9; --ink-2: #BCB09E; --ink-3: #8E8372;
    --rule: #3A342B; --olive: #A6B98C; --olive-ink: #191612; --olive-wash: #2B3224;
    --brick: #E08D72; --brick-wash: #3A2620; --amber: #D9B45A; --amber-wash: #352C17; --focus: #8EB0EE;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --paper: #191612; --sheet: #221E19; --ink: #EEE7D9; --ink-2: #BCB09E; --ink-3: #8E8372;
  --rule: #3A342B; --olive: #A6B98C; --olive-ink: #191612; --olive-wash: #2B3224;
  --brick: #E08D72; --brick-wash: #3A2620; --amber: #D9B45A; --amber-wash: #352C17; --focus: #8EB0EE;
}

* { box-sizing: border-box; }
body {
  background: var(--paper); color: var(--ink); font-family: var(--f-body);
  font-size: 15px; line-height: 1.55; -webkit-font-smoothing: antialiased;
}
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 30; background: var(--paper); }
.wrap {
  max-width: 1180px; margin: 0 auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
button, input, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
h1, h2, h3 { font-family: var(--f-display); font-weight: 400; text-wrap: balance; margin: 0; }
.mono { font-family: var(--f-mono); font-variant-numeric: tabular-nums; }
.label { font-family: var(--f-mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); }

/* Header */
header.top { padding-block: 36px 22px; border-bottom: 1px solid var(--rule); }
.top-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 32px; align-items: end; }
.wordmark { font-family: var(--f-display); letter-spacing: .32em; font-size: 13px; color: var(--olive); }
h1 { font-size: clamp(34px, 5vw, 50px); line-height: 1.05; margin-top: 10px; }
.lede { color: var(--ink-2); max-width: 60ch; margin: 14px 0 0; }
.how { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: 16px; padding: 0; list-style: none; font-size: 13.5px; color: var(--ink-2); }
.how li { display: flex; gap: 8px; align-items: baseline; }
.how b { font-family: var(--f-mono); font-size: 11px; color: var(--olive); font-weight: 600; }
.roster { background: var(--sheet); border: 1px solid var(--rule); border-radius: 8px; padding: 14px 16px; display: grid; gap: 10px; }
.roster-head { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.roster-list { display: grid; gap: 8px; }
.founder { display: grid; grid-template-columns: 24px minmax(0, 1fr) auto; gap: 10px; align-items: center; font-size: 14px; }
.founder img { width: 24px; height: 24px; border-radius: 50%; display: block; }
.founder .bar { grid-column: 2 / 4; height: 4px; background: var(--rule); border-radius: 2px; overflow: hidden; margin-top: -4px; }
.founder .bar i { display: block; height: 100%; background: var(--olive); }
.founder .nm { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.roster-empty { font-size: 13.5px; color: var(--ink-2); }
.banner { margin-top: 14px; font-size: 13.5px; padding: 10px 14px; border-radius: 6px; background: var(--amber-wash); color: var(--ink); border: 1px solid var(--rule); }

/* Tabs */
.tabbar { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20; background: var(--paper); border-bottom: 1px solid var(--rule); }
.tabbar .wrap { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 18px; padding-block: 10px; }
.tabs { display: flex; gap: 4px; }
.tab { border: 0; background: transparent; padding: 8px 12px; border-radius: 6px; cursor: pointer; font-weight: 600; color: var(--ink-2); }
.tab[aria-selected="true"] { background: var(--ink); color: var(--paper); }
.filters { display: flex; flex-wrap: wrap; gap: 6px; margin-left: auto; }
.chip { border: 1px solid var(--rule); background: var(--sheet); border-radius: 999px; padding: 4px 11px; font-size: 13px; cursor: pointer; color: var(--ink-2); display: inline-flex; gap: 6px; align-items: center; }
.chip[aria-pressed="true"] { border-color: var(--ink); color: var(--ink); background: var(--paper); box-shadow: inset 0 0 0 1px var(--ink); }
.chip .mono { font-size: 11px; color: var(--ink-3); }

/* Body grid */
.body { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 36px; padding-block: 28px 80px; }
nav.index { position: sticky; top: calc(env(safe-area-inset-top, 0px) + 70px); align-self: start; display: grid; gap: 2px; max-height: calc(100vh - 100px); overflow-y: auto; }
nav.index a { display: grid; grid-template-columns: 22px minmax(0, 1fr) auto; gap: 8px; align-items: baseline; padding: 6px 8px; border-radius: 6px; text-decoration: none; color: var(--ink-2); font-size: 14px; }
nav.index a:hover { background: var(--sheet); color: var(--ink); }
nav.index .k { font-family: var(--f-mono); font-size: 12px; color: var(--olive); font-weight: 600; }
nav.index .c { font-family: var(--f-mono); font-size: 11px; color: var(--ink-3); }
nav.index .c.done { color: var(--olive); }

main { min-width: 0; display: grid; gap: 40px; }
section.sec { display: grid; gap: 16px; scroll-margin-top: 80px; }
.sec-head { display: grid; gap: 6px; padding-bottom: 4px; }
.sec-head h2 { font-size: 28px; line-height: 1.15; display: flex; gap: 14px; align-items: baseline; }
.sec-head h2 .k { font-family: var(--f-mono); font-size: 14px; color: var(--olive); font-weight: 600; }
.sec-head p { margin: 0; color: var(--ink-2); max-width: 66ch; }

/* Question sheet */
.q { background: var(--sheet); border: 1px solid var(--rule); border-radius: 10px; padding: 20px 22px 18px; display: grid; gap: 14px; scroll-margin-top: 80px; position: relative; }
.q[hidden] { display: none !important; }
.q-top { display: flex; flex-wrap: wrap; gap: 8px 12px; align-items: center; }
.q-code { font-family: var(--f-mono); font-size: 12px; font-weight: 600; color: var(--olive); }
.uses { display: flex; flex-wrap: wrap; gap: 4px; }
.use { font-size: 11.5px; color: var(--ink-3); border: 1px solid var(--rule); border-radius: 4px; padding: 1px 6px; }
.status { margin-left: auto; font-family: var(--f-mono); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; padding: 3px 8px; border-radius: 4px; border: 1px solid var(--rule); color: var(--ink-3); white-space: nowrap; }
.status.agreed { background: var(--olive-wash); color: var(--olive); border-color: transparent; }
.status.leaning { background: var(--amber-wash); color: var(--amber); border-color: transparent; }
.status.split { background: var(--brick-wash); color: var(--brick); border-color: transparent; }
.status.locked { background: var(--ink); color: var(--paper); border-color: transparent; }
.q h3 { font-size: 21px; line-height: 1.25; }
.q .help { margin: -6px 0 0; color: var(--ink-2); font-size: 14px; max-width: 70ch; }
.q .rule-note { font-size: 12.5px; color: var(--ink-3); font-family: var(--f-mono); }

.opts { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 8px; }
.opt { text-align: left; border: 1px solid var(--rule); background: var(--paper); border-radius: 8px; padding: 10px 12px 9px; cursor: pointer; display: grid; gap: 6px; align-content: space-between; position: relative; min-height: 64px; }
.opt:hover { border-color: var(--ink-3); }
.opt[aria-pressed="true"] { background: var(--olive-wash); border-color: var(--olive); box-shadow: inset 0 0 0 1px var(--olive); }
.opt[disabled] { cursor: default; opacity: .55; }
.opt-main { display: grid; grid-template-columns: 16px minmax(0, 1fr); gap: 9px; align-items: start; }
.box { width: 16px; height: 16px; border: 1.5px solid var(--ink-3); margin-top: 2px; display: grid; place-items: center; }
.one .box { border-radius: 50%; }
.many .box { border-radius: 3px; }
.opt[aria-pressed="true"] .box { border-color: var(--olive); background: var(--olive); }
.opt[aria-pressed="true"] .box::after { content: ""; width: 6px; height: 6px; background: var(--olive-ink); border-radius: inherit; }
.opt-label { font-weight: 500; font-size: 14.5px; line-height: 1.35; }
.opt-sub { display: block; font-weight: 400; font-size: 12.5px; color: var(--ink-2); margin-top: 2px; }
.opt-foot { display: flex; align-items: center; gap: 8px; min-height: 18px; padding-left: 25px; }
.faces { display: flex; }
.faces img { width: 18px; height: 18px; border-radius: 50%; border: 1.5px solid var(--sheet); margin-left: -5px; display: block; }
.faces img:first-child { margin-left: 0; }
.tally { font-family: var(--f-mono); font-size: 11px; color: var(--ink-3); font-variant-numeric: tabular-nums; }
.opt .meter { position: absolute; left: 12px; right: 12px; bottom: 0; height: 3px; border-radius: 2px 2px 0 0; overflow: hidden; }
.opt .meter i { display: block; height: 100%; width: 100%; background: var(--olive); opacity: .55; transform-origin: left center; transform: scaleX(0); }

.extras { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.field { display: grid; gap: 4px; }
.field label { font-size: 12.5px; color: var(--ink-2); font-weight: 500; }
.field input, .field textarea { width: 100%; border: 1px solid var(--rule); background: var(--paper); border-radius: 6px; padding: 8px 10px; font-size: 14px; resize: vertical; }
.field textarea { min-height: 42px; }
.text-q textarea { min-height: 96px; }

.others { border-top: 1px dashed var(--rule); padding-top: 10px; display: grid; gap: 8px; }
.others summary { cursor: pointer; font-size: 13px; color: var(--ink-2); font-weight: 600; }
.others ul { list-style: none; margin: 8px 0 0; padding: 0; display: grid; gap: 8px; }
.others li { display: grid; grid-template-columns: 20px minmax(0, 1fr); gap: 8px; font-size: 14px; }
.others li img { width: 20px; height: 20px; border-radius: 50%; }
.others li .who { font-size: 12px; color: var(--ink-3); display: block; }
.others li .what { white-space: pre-wrap; overflow-wrap: anywhere; }
.others li .tag { font-family: var(--f-mono); font-size: 10.5px; color: var(--olive); text-transform: uppercase; letter-spacing: .06em; margin-right: 6px; }

.q-actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.btn { border: 1px solid var(--ink); background: var(--ink); color: var(--paper); border-radius: 6px; padding: 7px 14px; font-size: 13.5px; font-weight: 600; cursor: pointer; }
.btn.ghost { background: transparent; color: var(--ink); }
.btn.small { padding: 4px 10px; font-size: 12.5px; }
.saved { font-size: 12px; color: var(--ink-3); font-family: var(--f-mono); }

/* Lock panel + stamp */
.lockpanel { border: 1px solid var(--ink); border-radius: 8px; padding: 14px; display: grid; gap: 10px; background: var(--paper); }
.lockpanel .checks { display: grid; gap: 6px; }
.lockpanel label.ck { display: flex; gap: 8px; align-items: flex-start; font-size: 14px; }
.lockpanel label.ck .n { font-family: var(--f-mono); font-size: 11px; color: var(--ink-3); margin-left: auto; padding-left: 8px; }
.decided { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 16px; align-items: start; padding: 12px 14px; border-radius: 8px; background: var(--paper); border: 1px solid var(--rule); }
.stamp { font-family: var(--f-mono); font-weight: 600; font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--olive); border: 3px double var(--olive); padding: 6px 9px; transform: rotate(-4deg); line-height: 1.25; text-align: center; white-space: nowrap; }
.stamp small { display: block; font-size: 9.5px; letter-spacing: .08em; font-weight: 400; }
.decided ul { margin: 0; padding-left: 18px; }
.decided p { margin: 4px 0 0; color: var(--ink-2); white-space: pre-wrap; }

.empty-filter { padding: 28px; text-align: center; border: 1px dashed var(--rule); border-radius: 10px; color: var(--ink-2); }

/* Brief */
.brief { max-width: 820px; display: grid; gap: 22px; padding-block: 28px 80px; }
.brief-head { display: flex; flex-wrap: wrap; gap: 12px; align-items: end; justify-content: space-between; }
.brief-head h2 { font-size: 32px; }
.brief-head p { margin: 6px 0 0; color: var(--ink-2); max-width: 60ch; }
.brief-stats { display: flex; flex-wrap: wrap; gap: 8px; }
.brief-doc { background: var(--sheet); border: 1px solid var(--rule); border-radius: 10px; padding: 28px clamp(18px, 4vw, 40px); display: grid; gap: 26px; }
.brief-sec h3 { font-size: 22px; border-bottom: 1px solid var(--rule); padding-bottom: 6px; margin-bottom: 10px; }
.brief-sec h3 .k { font-family: var(--f-mono); font-size: 13px; color: var(--olive); margin-right: 10px; }
.bi { display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 10px; padding: 9px 0; border-bottom: 1px dotted var(--rule); }
.bi:last-child { border-bottom: 0; }
.bi .code { font-family: var(--f-mono); font-size: 12px; color: var(--ink-3); padding-top: 2px; }
.bi .qq { font-size: 13.5px; color: var(--ink-2); }
.bi .ans { font-weight: 500; margin-top: 2px; }
.bi .ans.open { color: var(--ink-3); font-weight: 400; font-style: italic; }
.bi .ans ul { margin: 2px 0 0; padding-left: 18px; }
.bi .kind { font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .06em; text-transform: uppercase; padding: 1px 6px; border-radius: 3px; margin-right: 6px; vertical-align: 1px; }
.kind.locked { background: var(--ink); color: var(--paper); }
.kind.proposed { background: var(--amber-wash); color: var(--amber); }
.mdbox { width: 100%; min-height: 200px; font-family: var(--f-mono); font-size: 12px; border: 1px solid var(--rule); border-radius: 6px; background: var(--paper); padding: 10px; }

@media (max-width: 900px) {
  .top-grid { grid-template-columns: 1fr; }
  .body { grid-template-columns: 1fr; gap: 18px; }
  nav.index { position: static; display: flex; overflow-x: auto; max-height: none; gap: 4px; padding-bottom: 4px; }
  nav.index a { grid-template-columns: auto auto; white-space: nowrap; border: 1px solid var(--rule); background: var(--sheet); }
  nav.index a .t { display: none; }
  .filters { margin-left: 0; }
}
@media (max-width: 560px) {
  .extras { grid-template-columns: 1fr; }
  .q { padding: 16px 14px 14px; }
  .opts { grid-template-columns: 1fr; }
  .status { margin-left: 0; }
}
@media (prefers-reduced-motion: no-preference) {
  .opt, .chip, .tab { transition: background-color .15s, border-color .15s, box-shadow .15s; }
  .opt .meter i { transition: transform .3s ease; }
}

/* Public site additions: reset, join panel, initials avatars, device link, gate screen */
html, body { margin: 0; }
body { padding-top: env(safe-area-inset-top, 0px); padding-bottom: env(safe-area-inset-bottom, 0px); }
[hidden] { display: none !important; }
.av { width: 24px; height: 24px; border-radius: 50%; display: inline-grid; place-items: center; font-family: var(--f-mono); font-size: 10px; font-weight: 600; color: #fff; flex: none; text-transform: uppercase; line-height: 1; }
.faces .av { width: 18px; height: 18px; font-size: 8px; border: 1.5px solid var(--sheet); margin-left: -5px; }
.faces .av:first-child { margin-left: 0; }
.others li .av { width: 20px; height: 20px; font-size: 8.5px; }
.join { margin-top: 16px; background: var(--sheet); border: 1px solid var(--ink); border-radius: 10px; padding: 16px; display: grid; gap: 10px; max-width: 520px; }
.join h2 { font-size: 20px; }
.join p { margin: 0; color: var(--ink-2); font-size: 14px; }
.join-row { display: flex; gap: 8px; flex-wrap: wrap; }
.join-row input { flex: 1 1 200px; border: 1px solid var(--rule); background: var(--paper); border-radius: 6px; padding: 9px 11px; font-size: 15px; }
.join .err { color: var(--brick); font-size: 13px; }
.me-tools { display: flex; flex-wrap: wrap; gap: 6px; padding-top: 4px; border-top: 1px dashed var(--rule); }
.devlink { display: grid; gap: 6px; font-size: 13px; color: var(--ink-2); }
.devlink input { width: 100%; border: 1px solid var(--rule); background: var(--paper); border-radius: 6px; padding: 7px 9px; font-family: var(--f-mono); font-size: 11.5px; }
.gate { max-width: 560px; margin: 12vh auto; background: var(--sheet); border: 1px solid var(--rule); border-radius: 10px; padding: 28px; display: grid; gap: 10px; }
.gate h1 { font-size: 30px; margin: 0; }
.gate p { margin: 0; color: var(--ink-2); }
.gate .join-row input { flex: 1 1 240px; border: 1px solid var(--rule); background: var(--paper); border-radius: 6px; padding: 9px 11px; font-size: 15px; }
.gate .err, .join .err { color: var(--brick); font-size: 13px; }
.admin-pill { font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .08em; text-transform: uppercase; background: var(--ink); color: var(--paper); padding: 2px 7px; border-radius: 3px; }
.opt[disabled].needs-join { opacity: 1; cursor: pointer; }