/* Herald client — textbook plate theme (from site/textbook.css) */

:root {
  --paper: #efe6cf;
  --paper-2: #e6d9ba;
  --ink: #2a2418;
  --ink-soft: #6b6047;
  --rule: #b6a37a;
  --oxblood: #8a2d22;
  --serif: "Old Standard TT", Georgia, "Times New Roman", serif;
  --press: "IM Fell English", var(--serif);
  --press-sc: "IM Fell English SC", var(--press);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: radial-gradient(120% 90% at 50% 0%, var(--paper) 0%, var(--paper-2) 78%, #ddcca8 100%);
  color: var(--ink);
  font-family: var(--serif);
  -webkit-font-smoothing: antialiased;
}

.foxing {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.45;
  mix-blend-mode: multiply;
  background-image:
    radial-gradient(circle at 18% 24%, rgba(120, 92, 40, 0.10) 0 2px, transparent 3px),
    radial-gradient(circle at 72% 12%, rgba(120, 92, 40, 0.08) 0 1.5px, transparent 3px),
    radial-gradient(circle at 84% 66%, rgba(120, 92, 40, 0.10) 0 2px, transparent 3px);
  background-size: 340px 340px, 280px 280px, 420px 420px;
}

.app {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  height: 100dvh;
  max-width: 640px;
  margin: 0 auto;
}

.masthead {
  padding: 1rem 1.1rem 0.5rem;
  border-bottom: 1px solid var(--rule);
  background: rgba(239, 230, 207, 0.92);
  backdrop-filter: blur(6px);
}

.overline {
  margin: 0;
  font-family: var(--press-sc);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.display {
  margin: 0.15rem 0 0;
  font-family: var(--press);
  font-size: 1.75rem;
  font-weight: 400;
  line-height: 1.1;
}

.sub {
  margin: 0.35rem 0 0;
  font-size: 0.88rem;
  color: var(--ink-soft);
  font-style: italic;
}

.chat {
  flex: 1;
  overflow-y: auto;
  padding: 1rem 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.bubble {
  max-width: 92%;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--rule);
  line-height: 1.45;
  font-size: 0.95rem;
  white-space: pre-wrap;
  word-break: break-word;
}

.bubble.user {
  align-self: flex-end;
  background: rgba(255, 252, 245, 0.85);
  border-color: var(--ink-soft);
}

.bubble.herald {
  align-self: flex-start;
  background: rgba(255, 255, 255, 0.35);
}

.bubble.system {
  align-self: center;
  font-size: 0.8rem;
  color: var(--ink-soft);
  border-style: dashed;
  background: transparent;
}

.bubble.thinking {
  font-style: italic;
  color: var(--ink-soft);
}

.composer {
  padding: 0.65rem 1.1rem calc(0.75rem + var(--safe-bottom));
  border-top: 1px solid var(--rule);
  background: rgba(239, 230, 207, 0.95);
  backdrop-filter: blur(8px);
}

.text-row {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.6rem;
}

.text-row input {
  flex: 1;
  font-family: var(--serif);
  font-size: 1rem;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--rule);
  background: rgba(255, 252, 245, 0.9);
  color: var(--ink);
  border-radius: 2px;
}

.text-row input:focus {
  outline: 2px solid var(--oxblood);
  outline-offset: 1px;
}

.btn {
  font-family: var(--press-sc);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.55rem 0.85rem;
  border: 1px solid var(--ink);
  background: var(--paper);
  color: var(--ink);
  cursor: pointer;
  touch-action: manipulation;
}

.btn.primary {
  background: var(--ink);
  color: var(--paper);
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.voice-row {
  display: flex;
  justify-content: center;
}

.ptt {
  width: 100%;
  min-height: 4.25rem;
  border: 2px solid var(--ink);
  background: linear-gradient(180deg, #faf6ec 0%, #e8dcc0 100%);
  color: var(--ink);
  cursor: pointer;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.15rem;
  transition: background 0.12s, transform 0.08s;
}

.ptt:active,
.ptt.recording {
  background: var(--oxblood);
  color: var(--paper);
  border-color: var(--oxblood);
  transform: scale(0.98);
}

.ptt-label {
  font-family: var(--press-sc);
  font-size: 1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ptt-hint {
  font-size: 0.75rem;
  font-style: italic;
  opacity: 0.85;
}

.status {
  margin: 0.5rem 0 0;
  min-height: 1.1rem;
  font-size: 0.78rem;
  color: var(--oxblood);
  text-align: center;
}

.token-dialog {
  border: 1px solid var(--ink);
  background: var(--paper);
  color: var(--ink);
  padding: 1.25rem;
  max-width: 22rem;
  font-family: var(--serif);
}

.token-dialog .fig {
  margin: 0;
  font-size: 0.75rem;
  color: var(--ink-soft);
}

.token-dialog h2 {
  font-family: var(--press);
  margin: 0.25rem 0 0.5rem;
  font-weight: 400;
}

.token-dialog .body {
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.token-dialog input {
  width: 100%;
  margin-top: 0.75rem;
  padding: 0.55rem;
  font-family: var(--serif);
  border: 1px solid var(--rule);
}

.dialog-actions {
  margin-top: 1rem;
  display: flex;
  justify-content: flex-end;
}

@media (min-width: 700px) {
  .masthead { padding: 1.25rem 1.5rem 0.75rem; }
  .chat { padding: 1.25rem 1.5rem; }
  .composer { padding-left: 1.5rem; padding-right: 1.5rem; }
}