/* T9 and T15. Commentary and voices. Every excerpt is somebody's opinion, so
   every excerpt wears its name. The byline is a control, not a footnote. */

.cm {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.cm-tabs {
  display: flex;
  gap: .3rem;
  padding-bottom: .1rem;
  border-bottom: 1px solid var(--rule-soft);
}

.cm-tabbtn {
  appearance: none;
  border: 0;
  border-bottom: 2px solid transparent;
  background: none;
  padding: .45rem .6rem .5rem;
  font: 600 .78rem/1.2 var(--ui);
  letter-spacing: .02em;
  color: var(--ink-3);
  cursor: pointer;
}
.cm-tabbtn:hover { color: var(--ink); }
.cm-tabbtn[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--gold); }
.cm-tabbtn:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }

.cm-tab {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* The standing frame. It sits above everything and it never scrolls away out
   of the reader's memory, because it is the first thing on every tab. */
.cm-frame {
  margin: 0;
  padding: .7rem .85rem;
  border-left: 2px solid var(--gold-soft);
  background: var(--paper-2);
  border-radius: 0 .5rem .5rem 0;
  font: 600 .82rem/1.55 var(--ui);
  color: var(--ink);
}
.cm-frame span {
  display: block;
  font-weight: 400;
  color: var(--ink-2);
}

.cm-card {
  padding: 0 0 1rem;
  border-bottom: 1px solid var(--rule-soft);
}
.cm-card:last-child { border-bottom: 0; padding-bottom: 0; }

.cm-chapter {
  padding: .9rem 1rem;
  border: 1px solid var(--rule);
  border-radius: .6rem;
  background: var(--field);
}

.cm-scope {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: .8rem;
  margin: 0 0 .15rem;
  font: 600 .7rem/1.4 var(--ui);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--gold);
}
.cm-words {
  flex: 0 0 auto;
  font-size: .62rem;
  letter-spacing: .06em;
  color: var(--ink-3);
  text-transform: none;
}

.cm-byline {
  display: inline-flex;
  align-items: baseline;
  gap: .45rem;
  margin: 0 0 .5rem;
  padding: .12rem .4rem .12rem .35rem;
  margin-left: -.35rem;
  border: 0;
  border-radius: .35rem;
  background: none;
  font: inherit;
  text-align: left;
  cursor: pointer;
}
.cm-byline:hover, .cm-byline.lit { background: var(--paper-2); }
.cm-byline:focus-visible { outline: 2px solid var(--gold); outline-offset: 1px; }
.cm-byline-name {
  font: 600 .82rem/1.3 var(--ui);
  color: var(--ink);
}
.cm-byline-rest {
  font-size: .74rem;
  color: var(--ink-3);
}

.cm-text {
  margin: 0 0 .65rem;
  font: 400 .93rem/1.72 var(--serif);
  color: var(--ink-2);
}
.cm-text:last-child { margin-bottom: 0; }

.cm-more {
  appearance: none;
  border: 1px solid var(--rule);
  border-radius: .4rem;
  background: none;
  padding: .25rem .6rem;
  font: 600 .72rem/1.3 var(--ui);
  color: var(--ink-2);
  cursor: pointer;
}
.cm-more:hover { border-color: var(--gold-soft); color: var(--ink); }

/* ---------------------------------------------------------------- voices */

.cm-chips {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem;
}

.cm-chip {
  appearance: none;
  padding: .25rem .65rem;
  border: 1px solid var(--rule);
  border-radius: 999px;
  background: var(--field);
  font: 500 .76rem/1.3 var(--ui);
  color: var(--ink-2);
  cursor: pointer;
}
.cm-chip:hover { border-color: var(--gold-soft); }
.cm-chip[aria-pressed="true"] {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--paper);
}
.cm-chip:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }

.cm-voices, .cm-elsewhere {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.cm-elsewhere:empty { display: none; }

blockquote.cm-quote {
  margin: 0 0 .5rem;
  padding-left: .85rem;
  border-left: 2px solid var(--rule);
}
blockquote.cm-quote p {
  margin: 0 0 .55rem;
  font: 400 .95rem/1.72 var(--serif);
  color: var(--ink);
}
blockquote.cm-quote p:last-child { margin-bottom: 0; }
/* A quote from a book still in copyright is kept visibly short and visibly a
   quote, sitting next to its citation rather than pretending to be an essay. */
blockquote.cm-quote.short {
  border-left-color: var(--gold);
  background: var(--paper-2);
  padding: .6rem .8rem;
  border-radius: 0 .45rem .45rem 0;
}
blockquote.cm-quote.short p { font-style: italic; }

.cm-blocked {
  font-style: italic;
  color: var(--ink-3);
}

.cm-source {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
  margin: 0;
  font-size: .74rem;
  line-height: 1.6;
  color: var(--ink-3);
}
.cm-source a { color: var(--gold); text-underline-offset: .18em; }

.cm-license {
  padding: .08rem .4rem;
  border: 1px solid currentColor;
  border-radius: .3rem;
  font-size: .62rem;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.cm-license[data-license="public-domain"] { color: var(--ink-3); }
.cm-license[data-license="permitted-reproduction"] { color: var(--gold); }
.cm-license[data-license="fair-use-quote"] { color: var(--clay); }

/* Two readings of the same line, set side by side so the disagreement is the
   thing you see rather than something you have to notice. */
.cm-pair {
  padding: .9rem 1rem;
  border: 1px solid var(--gold-soft);
  border-radius: .6rem;
  background: var(--paper-2);
  display: flex;
  flex-direction: column;
  gap: .9rem;
}
.cm-pair-head {
  margin: 0;
  font: 600 .7rem/1.4 var(--ui);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--clay);
}
.cm-pair-head span {
  display: block;
  font-weight: 400;
  letter-spacing: normal;
  text-transform: none;
  font-size: .78rem;
  color: var(--ink-2);
}
.cm-pair .cm-card { border-bottom-color: var(--rule); }

@media (max-width: 768px) {
  .panel:has(.cm) {
    top: auto;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100vw;
    max-height: 82vh;
    border-left: 0;
    border-top: 1px solid var(--rule);
    border-radius: 1rem 1rem 0 0;
  }
}