/* ============================================================
   summarize.css — the in-browser "Summarize this post" feature.
   Reuses tokens.css exclusively: navy canvas, racing-red as the
   one dominant accent, podium yellow as the rare "this is live /
   on-device" signal (same restrained role as the nav pulse-dot).
   ============================================================ */

.ai-hint {
  position: fixed;
  top: 78px;
  right: var(--space-6);
  z-index: 40;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px 5px 8px;
  border-radius: var(--radius-full);
  border: var(--border-width-hairline) solid var(--border-hairline);
  background: rgba(10, 14, 33, 0.55);
  backdrop-filter: blur(6px);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-tertiary);
  text-decoration: none;
  opacity: 0.55;
  transition: var(--transition-all-base);
}
.ai-hint:hover,
.ai-hint:focus-visible {
  opacity: 1;
  color: var(--text-primary);
  border-color: var(--border-accent-trace);
  box-shadow: var(--glow-trace-sm);
}
.ai-hint__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-trace-base);
  box-shadow: 0 0 0 0 var(--color-trace-glow);
  animation: ai-hint-pulse var(--duration-glow-pulse) var(--ease-standard) infinite;
}
@media (prefers-reduced-motion: reduce) {
  .ai-hint__dot { animation: none; }
}
@keyframes ai-hint-pulse {
  0%, 100% { box-shadow: 0 0 0 0 var(--color-trace-glow); }
  50% { box-shadow: 0 0 0 5px transparent; }
}
@media (max-width: 640px) {
  .ai-hint span.ai-hint__label { display: none; }
  .ai-hint { padding: 7px; }
}

.ai-summarize {
  margin-top: var(--space-9);
  padding-top: var(--space-7);
  border-top: var(--border-width-hairline) solid var(--border-hairline);
  scroll-margin-top: var(--space-8);
}
.ai-summarize__eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin: 0 0 var(--space-3);
  display: flex;
  align-items: center;
  gap: 8px;
}
.ai-summarize__title {
  font-family: var(--font-display);
  font-weight: var(--weight-semibold);
  font-size: var(--text-xl);
  color: var(--text-primary);
  margin: 0 0 var(--space-3);
}
.ai-summarize__sub {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  margin: 0 0 var(--space-5);
  max-width: 62ch;
}

.ai-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  background: var(--bg-accent-soft-trace);
  border: 1px solid var(--border-accent-trace);
  color: var(--color-trace-text);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  white-space: nowrap;
}
.ai-badge__dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-trace-base);
}

.ai-summarize__actions {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  flex-wrap: wrap;
  margin-bottom: var(--space-6);
}

.ai-summarize__btn {
  appearance: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-body);
  font-weight: var(--weight-semibold);
  font-size: var(--text-sm);
  color: var(--text-on-accent-signal);
  background: var(--accent-primary);
  padding: var(--button-padding-y) var(--button-padding-x);
  border-radius: var(--button-radius);
  clip-path: var(--button-notch);
  box-shadow: var(--button-shadow-rest);
  transition: var(--transition-all-base);
}
.ai-summarize__btn:hover,
.ai-summarize__btn:focus-visible {
  background: var(--accent-primary-hover);
  box-shadow: var(--button-shadow-hover);
  transform: translateY(-1px);
}
.ai-summarize__btn:disabled {
  cursor: progress;
  opacity: 0.7;
  transform: none;
}

.ai-summarize__status {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  line-height: var(--leading-relaxed);
  color: var(--text-tertiary);
  min-height: 1.2em;
  max-width: 62ch;
}
.ai-summarize__status.is-error { color: var(--danger); }
.ai-summarize__status.is-flash { animation: ai-status-flash var(--dur-slow, 0.5s) var(--ease-out, ease-out); }
@media (prefers-reduced-motion: reduce) {
  .ai-summarize__status.is-flash { animation: none; }
}
@keyframes ai-status-flash {
  0% { opacity: 0; transform: translateY(2px); color: var(--color-trace-text); }
  55% { opacity: 1; transform: translateY(0); }
  100% { opacity: 1; }
}

.ai-summarize__progress-track {
  width: 100%;
  max-width: 320px;
  height: 3px;
  border-radius: var(--radius-full);
  background: var(--border-default);
  overflow: hidden;
  margin-top: var(--space-2);
}
.ai-summarize__progress-fill {
  height: 100%;
  width: 0%;
  background: var(--color-trace-base);
  transition: width 0.2s var(--ease-out);
}

.ai-terminal {
  display: none;
  border-radius: var(--radius-lg);
  border: var(--border-width-default) solid var(--border-default);
  background: var(--bg-surface);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}
.ai-terminal.is-active { display: block; }
.ai-terminal__bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: var(--space-3) var(--space-5);
  background: var(--bg-surface-raised);
  border-bottom: var(--border-width-hairline) solid var(--border-hairline);
}
.ai-terminal__bar span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--border-strong);
}
.ai-terminal__bar-label {
  margin-left: var(--space-3);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-tertiary);
  width: auto !important;
  height: auto !important;
  border-radius: 0 !important;
  background: transparent !important;
}
.ai-terminal__body {
  padding: var(--space-6);
  font-family: var(--font-mono);
  font-size: 0.92rem;
  line-height: var(--leading-relaxed);
  color: var(--text-primary);
  white-space: pre-wrap;
  word-wrap: break-word;
}
.ai-terminal__body strong { color: var(--color-trace-text); font-weight: var(--weight-semibold); }
.ai-terminal__headline {
  font-weight: var(--weight-semibold);
  font-size: 1.08em;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}
.ai-terminal__conclusion {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: var(--border-width-hairline) solid var(--border-hairline);
  font-weight: var(--weight-medium);
  color: var(--text-primary);
}
.ai-terminal__conclusion-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-trace-text);
  margin-bottom: var(--space-2);
}
.ai-terminal__cursor {
  display: inline-block;
  width: 0.55em;
  height: 1em;
  background: var(--color-signal-base);
  vertical-align: text-bottom;
  margin-left: 1px;
  animation: ai-cursor-blink 1s steps(1) infinite;
}
@media (prefers-reduced-motion: reduce) { .ai-terminal__cursor { animation: none; } }
@keyframes ai-cursor-blink { 50% { opacity: 0; } }