/* =============================================================
   civilization-runtime.css — styles for the "Ask the book"
   conversational layer on the Civilization page.
   Uses the site's existing design tokens (var(--serif) etc.)
   so it reads as part of the page, not a bolted-on widget.
   ============================================================= */

.civ-ask {
  padding: 100px var(--gutter);
  background: var(--paper-2);
  border-top: 1px solid var(--rule-soft);
  border-bottom: 1px solid var(--rule-soft);
}
.civ-ask-inner { max-width: 880px; margin: 0 auto; }

.civ-ask .label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
}
.civ-ask h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 42px;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0 0 18px;
}
.civ-ask h2 em { font-style: italic; color: var(--accent); }
.civ-ask .civ-intro {
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.6;
  color: var(--ink-2);
  max-width: 640px;
  margin: 0 0 10px;
}
.civ-disclaimer {
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--ink-3);
  max-width: 640px;
  margin: 0 0 36px;
}

/* ---- chat shell ---- */
.civ-chat {
  border: 1px solid var(--rule-soft);
  background: var(--paper);
  display: flex;
  flex-direction: column;
}

/* ---- mode tabs ---- */
.civ-modes {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--rule-soft);
  flex-wrap: wrap;
}
.civ-mode {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
  padding: 16px 20px;
  cursor: pointer;
  transition: color .15s, border-color .15s;
}
.civ-mode:hover { color: var(--ink); }
.civ-mode.active { color: var(--ink); border-bottom-color: var(--accent); }
.civ-thread {
  display: flex;
  flex-direction: column;
  gap: 26px;
  padding: 30px 30px 8px;
  min-height: 80px;
}
.civ-empty {
  font-family: var(--serif);
  font-style: italic;
  font-size: 16px;
  color: var(--ink-3);
  padding: 6px 0 14px;
}

.civ-msg { display: flex; flex-direction: column; gap: 12px; }
.civ-msg .who {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.civ-msg.user .bubble {
  align-self: flex-start;
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.5;
  color: var(--ink);
  border-left: 2px solid var(--accent);
  padding-left: 16px;
}
.civ-msg.assistant .body {
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.68;
  color: var(--ink);
}
.civ-msg.assistant .body p { margin: 0 0 12px; }
.civ-msg.assistant .body p:last-child { margin-bottom: 0; }

.civ-ungrounded .body { color: var(--ink-2); }
.civ-ungrounded .flag {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-2, #9a6a3a);
  margin-bottom: 4px;
}

/* ---- sources ---- */
.civ-sources {
  margin-top: 6px;
  border-top: 1px dashed var(--rule-soft);
  padding-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.civ-sources .src-head {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.civ-source { display: flex; flex-direction: column; gap: 4px; }
.civ-source .src-ref {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  color: var(--accent);
}
.civ-source .src-quote {
  font-family: var(--serif);
  font-style: italic;
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink-2);
  border-left: 1px solid var(--rule);
  padding-left: 12px;
}

/* ---- thinking ---- */
.civ-thinking { display: inline-flex; gap: 5px; align-items: center; padding: 2px 0; }
.civ-thinking span {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--ink-3);
  animation: civ-blink 1.1s infinite ease-in-out both;
}
.civ-thinking span:nth-child(2) { animation-delay: 0.18s; }
.civ-thinking span:nth-child(3) { animation-delay: 0.36s; }
@keyframes civ-blink { 0%, 80%, 100% { opacity: 0.25; } 40% { opacity: 1; } }

/* ---- starters ---- */
.civ-starters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 18px 30px 26px;
}
.civ-starter {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.02em;
  color: var(--ink-2);
  background: var(--paper-2);
  border: 1px solid var(--rule-soft);
  padding: 9px 14px;
  cursor: pointer;
  transition: color .15s, border-color .15s, background .15s;
  text-align: left;
}
.civ-starter:hover { color: var(--ink); border-color: var(--ink-3); }

/* ---- explore groups ---- */
.civ-group { margin-bottom: 18px; }
.civ-group:last-child { margin-bottom: 0; }
.civ-group-head {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin: 4px 0 12px;
}
.civ-group-row { display: flex; flex-wrap: wrap; gap: 10px; }

/* ---- apply mode ---- */
.civ-apply-note {
  font-family: var(--serif);
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-2);
  margin: 2px 0 16px;
  max-width: 640px;
}
.civ-apply-note strong { color: var(--ink); font-weight: 500; }

.civ-apply-badge {
  display: inline-flex;
  flex-direction: column;
  gap: 3px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--rule-soft);
  border-left: 2px solid var(--accent);
  background: var(--paper-2);
  padding: 10px 14px;
  margin-bottom: 4px;
}
.civ-apply-badge span {
  font-size: 10.5px;
  letter-spacing: 0.01em;
  text-transform: none;
  color: var(--ink-3);
  font-family: var(--mono);
}
.civ-block { margin-top: 14px; padding-left: 16px; }
.civ-block-book { border-left: 2px solid var(--rule); }
.civ-block-apply { border-left: 2px solid var(--accent); }
.civ-block .blabel {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 10px;
}
.civ-block-apply .blabel { color: var(--accent); }
.civ-block .body {
  font-family: var(--serif);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink);
}
.civ-block .body p { margin: 0 0 10px; }
.civ-block .body p:last-child { margin-bottom: 0; }
.civ-block .civ-sources { margin-top: 12px; }

/* ---- input ---- */
.civ-inputbar {
  display: flex;
  gap: 12px;
  align-items: flex-end;
  border-top: 1px solid var(--rule-soft);
  padding: 18px 30px;
}
.civ-input {
  flex: 1;
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.5;
  color: var(--ink);
  background: transparent;
  border: 0;
  resize: none;
  outline: none;
  max-height: 160px;
}
.civ-input::placeholder { color: var(--ink-3); }
.civ-send {
  flex: 0 0 auto;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--paper);
  background: var(--ink);
  border: 1px solid var(--ink);
  padding: 12px 20px;
  cursor: pointer;
  transition: background .15s, border-color .15s;
}
.civ-send:hover { background: var(--accent); border-color: var(--accent); }
.civ-send:disabled { opacity: 0.45; cursor: default; }

@media (max-width: 768px) {
  .civ-ask { padding: 64px 28px; }
  .civ-ask h2 { font-size: 32px; }
  .civ-thread, .civ-starters, .civ-inputbar { padding-left: 20px; padding-right: 20px; }
  .civ-send { padding: 11px 14px; }
}