/* The Manual — page 2 of the docs. A TV-cabinet console (like the Video
   channel's) as the table of contents, then a plain-language guide with a few
   instruments. */

.frame {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: 36px;
  max-width: 1240px;
  margin: 0 auto;
  padding: 18px var(--space-6) 0;
  align-items: start;
}

/* ── the console ─────────────────────────────────────────────────────────── */
.man-console {
  position: sticky;
  top: 14px;
  z-index: 20;
  max-height: calc(100vh - 28px);
  animation: consoleIn 0.4s var(--hand) both;
}
@keyframes consoleIn {
  from { opacity: 0; transform: translateX(-8px); }
  to { opacity: 1; transform: none; }
}
.con-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 0 4px 8px;
  border-bottom: 1px solid var(--rule);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--paper-faint);
}
.con-top .led {
  width: 6px;
  height: 6px;
}
.brand-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2px 0 4px;
}
.con-mark {
  font-size: 32px;
}
.con-menu {
  display: none;
}
.con-label {
  padding: 2px 6px 0;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--paper-faint);
}
.man-nav {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  margin: 0 -4px;
  padding: 0 4px 2px;
}
.man-nav .tc-navitem {
  padding-top: 4px;
  padding-bottom: 4px;
}
.man-nav .tc-navitem .nm {
  font-size: 14.5px;
}
.con-foot {
  display: flex;
  align-items: center;
  gap: 2px;
  padding-top: 8px;
  border-top: 1px solid var(--rule);
}
.con-foot .skinbtn {
  flex: 1;
  min-width: 0;
  overflow: hidden;
}
.con-foot .skinbtn span:last-child {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

@media (max-width: 960px) {
  .frame {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
    padding: 8px var(--space-4) 0;
  }
  .man-console {
    top: 8px;
    max-height: none;
    gap: 8px;
    padding: 8px 8px 8px 12px;
  }
  .man-console .con-top,
  .man-console .con-label {
    display: none;
  }
  .con-mark {
    font-size: 26px;
  }
  .con-menu {
    display: inline-grid;
  }
  .man-console .chswitch,
  .man-console .searchbtn,
  .man-console .man-nav,
  .man-console .con-foot {
    display: none;
  }
  .man-console.open .chswitch,
  .man-console.open .searchbtn,
  .man-console.open .con-foot {
    display: flex;
  }
  .man-console.open .chswitch {
    display: grid;
  }
  .man-console.open .man-nav {
    display: flex;
    max-height: 52vh;
  }
  .man-main {
    padding-top: var(--space-4);
  }
}

/* ── the main column ─────────────────────────────────────────────────────── */
.man-main {
  min-width: 0;
  max-width: 900px;
  padding-bottom: var(--space-7);
}
.man-hero {
  padding: var(--space-6) 0 var(--space-5);
}
.man-hero h1 {
  margin: 8px 0 12px;
  font-size: clamp(46px, 7vw, 84px);
  font-weight: 650;
  line-height: 0.95;
  letter-spacing: -0.015em;
}
.man-hero h1 i {
  display: inline-block;
  white-space: nowrap;
  font-style: normal;
  font-family: var(--font-body);
  font-size: 0.34em;
  font-weight: 500;
  color: var(--paper-dim);
  vertical-align: middle;
}
.man-dek {
  max-width: 62ch;
  font-size: 18px;
  color: var(--paper-dim);
}
.spec {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: var(--space-5);
}
.spec span {
  padding: 5px 12px;
  border-radius: var(--r-pill);
  border: 1px solid var(--rule);
  background: var(--surface);
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--paper-dim);
}
.spec b {
  font-weight: 500;
  color: var(--signal);
  margin-right: 4px;
}

.msec {
  padding-top: var(--space-7);
}
.msec > .tc-sectionhead {
  scroll-margin-top: 20px;
}
.prose > p,
.prose > ul,
.prose > ol,
.prose > h3,
.prose > .callout {
  max-width: 76ch;
}
.prose td code,
.table-wrap td code {
  white-space: nowrap;
  overflow-wrap: normal;
}
.prose > * + * {
  margin-top: 14px;
}
.prose h3,
.msec h3.sub {
  margin-top: 30px;
  font-size: 23px;
}
.msec h3.sub + p,
.msec h3.sub + .dim {
  margin-top: 8px;
}
.msec > p,
.msec > .dim {
  max-width: 76ch;
  margin-top: 12px;
}
.prose p,
.msec > p {
  color: var(--paper-dim);
}
.prose p b,
.msec > p b {
  color: var(--paper);
}
.feature-list {
  display: grid;
  gap: 10px;
  padding: 0;
  list-style: none;
}
.feature-list li {
  padding: 10px 14px 10px 16px;
  border-left: 2px solid color-mix(in srgb, var(--signal) 50%, var(--rule));
  background: var(--surface);
  border-radius: 0 var(--r-card) var(--r-card) 0;
  color: var(--paper-dim);
}
.feature-list li b {
  color: var(--paper);
}
.feature-list.compact li {
  padding: 7px 12px 7px 14px;
  font-size: 14.5px;
}
.steps {
  display: grid;
  gap: 8px;
  margin-top: 12px;
  padding: 0;
  list-style: none;
  grid-template-columns: minmax(0, 1fr);
  counter-reset: st;
  max-width: 76ch;
}
.steps li {
  position: relative;
  min-width: 0;
  padding: 10px 14px 10px 50px;
  border-radius: var(--r-card);
  border: 1px solid var(--rule);
  background: var(--surface);
  color: var(--paper-dim);
  counter-increment: st;
}
.steps li::before {
  content: counter(st);
  position: absolute;
  left: 12px;
  top: 10px;
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 8px;
  background: color-mix(in srgb, var(--c-github) 26%, transparent);
  color: var(--c-github);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
}
.steps li b {
  color: var(--paper);
}
.steps .codeblock {
  margin: 10px 0 4px;
}

/* ── accounts: what do you have? ─────────────────────────────────────────────── */
.machine-check {
  margin-top: var(--space-5);
  padding: var(--space-5);
}
.mc-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: 8px 28px;
  align-items: end;
  margin-bottom: var(--space-4);
}
.mc-head h3 {
  margin-top: 4px;
  font-size: 23px;
}
.mc-head p {
  font-size: 14px;
}
.mc-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.2fr);
  gap: 20px;
  align-items: start;
}
@media (max-width: 760px) {
  .mc-head,
  .mc-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}
.mc-have {
  display: grid;
  gap: 4px;
  margin: 0;
  padding: 0;
  border: none;
}
.mc-group {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--paper-faint);
}
.mc-group:first-child {
  margin-top: 0;
}
.mc-have .switch {
  padding: 6px 8px;
  border-radius: 10px;
  font-size: 13.5px;
  transition: background 0.15s ease;
}
.mc-have .switch:hover {
  background: var(--surface-hover);
}
.mc-have .switch small {
  display: block;
  font-size: 11.5px;
  color: var(--paper-faint);
}
.mc-out {
  display: grid;
  gap: 8px;
}
.mc-feat {
  display: grid;
  grid-template-columns: 12px minmax(0, 1fr);
  gap: 4px 12px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--rule);
  background: color-mix(in srgb, var(--ink) 50%, transparent);
  transition: border-color 0.2s ease;
}
.mc-feat .dot {
  grid-row: span 2;
  width: 10px;
  height: 10px;
  margin-top: 6px;
  border-radius: 50%;
  background: var(--paper-faint);
}
.mc-feat.on .dot {
  background: var(--success);
  box-shadow: 0 0 10px var(--success);
}
.mc-feat.part .dot {
  background: var(--signal);
  box-shadow: 0 0 10px var(--signal);
}
.mc-feat.off .dot {
  background: transparent;
  border: 1.5px solid var(--danger);
}
.mc-feat b {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 560;
}
.mc-feat b small {
  margin-left: 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--paper-faint);
}
.mc-feat.on b small {
  color: var(--success);
}
.mc-feat.part b small {
  color: var(--signal);
}
.mc-feat.off b small {
  color: var(--danger);
}
.mc-feat span {
  font-size: 13px;
  color: var(--paper-dim);
}
.mc-feat.flash {
  animation: flash 0.6s ease;
}
@keyframes flash {
  0% { border-color: var(--signal); }
  100% { border-color: var(--rule); }
}

/* ── keyboard ───────────────────────────────────────────────────────── */
.keyfinder {
  position: sticky;
  top: 12px;
  z-index: 8;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px 14px;
  padding: 12px 14px;
  background: color-mix(in srgb, var(--ink-2) 92%, transparent);
  backdrop-filter: blur(8px);
}
.kf-in {
  width: 100%;
  min-width: 0;
  padding: 9px 12px;
  border-radius: var(--r-input);
  border: 1px solid var(--rule-strong);
  background: var(--surface-input);
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--paper);
  outline: none;
}
.kf-in:focus {
  border-color: var(--signal);
}
.kf-scopes {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.kf-count {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--paper-faint);
  white-space: nowrap;
}
@media (max-width: 600px) {
  .keyfinder {
    grid-template-columns: minmax(0, 1fr) auto;
    top: 70px;
  }
  .keyfinder > label {
    display: none;
  }
}
.keytables {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(330px, 1fr));
  gap: 16px;
  margin-top: 16px;
}
@media (max-width: 420px) {
  .keytables {
    grid-template-columns: minmax(0, 1fr);
  }
}
.kgroup {
  padding: 14px 14px 8px;
  border-radius: var(--r-card);
  border: 1px solid var(--rule);
  background: var(--surface);
}
.kgroup[hidden] {
  display: none;
}
.kgroup h4 {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 6px;
  font-size: 18px;
}
.kgroup h4 small {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--paper-faint);
}
.kr {
  display: grid;
  grid-template-columns: 124px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  padding: 7px 6px;
  border-top: 1px dashed var(--rule);
  border-radius: 8px;
  font-size: 13.5px;
  color: var(--paper-dim);
  transition: background 0.2s ease, color 0.2s ease;
}
.kr .keys {
  display: flex;
  flex-wrap: wrap;
  gap: 3px;
  align-items: center;
  min-width: 96px;
}
.kr .keys em {
  font-style: normal;
  font-size: 11px;
  color: var(--paper-faint);
  margin: 0 2px;
}
.kr .keys kbd + kbd {
  margin-left: 0;
}
.kr[hidden] {
  display: none;
}
.kr.hit {
  color: var(--paper);
  background: color-mix(in srgb, var(--signal) 16%, transparent);
  border-top-color: transparent;
}
.kr.hit kbd {
  border-color: var(--signal);
  color: var(--signal);
}
.knote {
  margin: 8px 0 4px;
  font-size: 12.5px;
  color: var(--paper-faint);
}

/* ── accounts ────────────────────────────────────────────────────────────── */
.accts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 14px;
}
@media (max-width: 380px) {
  .accts {
    grid-template-columns: minmax(0, 1fr);
  }
}
.acct {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 16px 16px 14px;
  border-radius: var(--r-card);
  border: 1px solid var(--rule);
  border-top: 3px solid var(--ac);
  background: var(--surface);
}
.acct h4 {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  font-size: 21px;
}
.acct h4 small {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ac);
}
.uri {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 6px 6px 10px;
  border-radius: 9px;
  border: 1px solid var(--rule);
  background: color-mix(in srgb, var(--ink) 60%, transparent);
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--paper);
}
.uri code {
  flex: 1;
  min-width: 0;
  overflow-wrap: anywhere;
  border: none;
  background: none;
  padding: 0;
  font-size: 11.5px;
}
.acct-intro {
  margin: var(--space-6) 0 var(--space-4);
}
.acct-unlocks {
  font-size: 14px;
  color: var(--paper-dim);
}
.acct-steps {
  display: grid;
  gap: 7px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: ac;
  font-size: 13.5px;
  color: var(--paper-dim);
}
.acct-steps li {
  position: relative;
  padding-left: 30px;
  counter-increment: ac;
}
.acct-steps li::before {
  content: counter(ac);
  position: absolute;
  left: 0;
  top: 1px;
  display: grid;
  place-items: center;
  width: 20px;
  height: 20px;
  border-radius: 6px;
  background: color-mix(in srgb, var(--ac) 22%, transparent);
  color: var(--ac);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
}
.acct-steps b,
.acct-unlocks b {
  color: var(--paper);
  font-weight: 600;
}
.acct-note {
  font-size: 12.5px;
  color: var(--paper-faint);
}

/* ── settings ──────────────────────────────────────────────────────────────── */
.setgrid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 10px;
}
.setcard {
  padding: 13px 15px 14px;
  border-radius: var(--r-card);
  border: 1px solid var(--rule);
  border-left: 3px solid color-mix(in srgb, var(--c-editor) 60%, var(--rule));
  background: var(--surface);
}
.setcard h4 {
  font-size: 17px;
}
.setcard p {
  margin-top: 4px;
  font-size: 13.5px;
  color: var(--paper-dim);
}
.setcard b {
  color: var(--paper);
  font-weight: 600;
}

/* ── troubleshooting & questions ─────────────────────────────────────────── */
.faq {
  display: grid;
  gap: 8px;
  max-width: 80ch;
}
.faq details {
  border-radius: var(--r-card);
  border: 1px solid var(--rule);
  background: var(--surface);
}
.faq summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 560;
}
.faq summary::-webkit-details-marker {
  display: none;
}
.faq summary::before {
  content: '+';
  flex: none;
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 6px;
  border: 1px solid var(--rule-strong);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--faq-c, var(--danger));
  transition: transform 0.2s ease;
}
.faq-q {
  --faq-c: var(--c-github);
}
.faq summary code {
  font-size: 0.85em;
}
.faq details[open] summary::before {
  content: '−';
}
.faq details p {
  padding: 0 16px 14px 48px;
  color: var(--paper-dim);
  font-size: 14.5px;
}

.man-foot {
  margin-top: var(--space-7);
  border-top: 3px double var(--rule-strong);
}

/* ── channels & rooms: a heading row per channel in the rooms table ─────── */
tr.grp th {
  padding-top: 14px;
  color: var(--paper);
  background: transparent;
}