/* ================================================================
   AIGC Detector
   Main content: flat, no border-radius, article-width
   Sidebar: injected into Material's .md-sidebar--secondary via toc.html
   Action color: var(--theme-link)
     light #8f6678  text #fff
     dark  #dd99bb  text var(--theme-bg)
   ================================================================ */

/* ── Main content area ──────────────────────────────────────────── */

#aigc-app {
  margin-top: 1.5rem;
}

/* Rectangular input/output container — no border-radius, flat */
.aigc-input-wrap {
  border: 1px solid var(--md-default-fg-color--lightest);
  transition: border-color 0.2s;
}

.aigc-input-wrap:hover,
.aigc-input-wrap:focus-within {
  border-color: var(--theme-link);
}

.aigc-textarea {
  display: block;
  width: 100%;
  min-height: 520px;
  padding: 1rem;
  border: none;
  outline: none;
  resize: none;
  overflow: hidden;
  font-family: inherit;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--md-default-fg-color);
  background: transparent;
  box-sizing: border-box;
  caret-color: var(--theme-link);
}

.aigc-textarea::placeholder {
  color: var(--md-default-fg-color--lighter);
}

/* Highlighted output — same geometry as textarea */
.aigc-output {
  min-height: 520px;
  padding: 1rem;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--md-default-fg-color);
  white-space: pre-wrap;
  word-break: break-word;
  cursor: text;
}

/* Chunk tokens */
.aigc-chunk { border-radius: 0; }

.aigc-chunk--sev2 { background: rgba(176, 60, 60, 0.10); }
.aigc-chunk--sev3 { background: rgba(176, 60, 60, 0.21); }
.aigc-chunk--sev4 {
  background: rgba(176, 60, 60, 0.34);
  text-decoration: underline;
  text-decoration-color: rgba(176, 60, 60, 0.4);
  text-underline-offset: 2px;
}

[data-md-color-scheme="dark"] .aigc-chunk--sev2 { background: rgba(220, 100, 100, 0.13); }
[data-md-color-scheme="dark"] .aigc-chunk--sev3 { background: rgba(220, 100, 100, 0.25); }
[data-md-color-scheme="dark"] .aigc-chunk--sev4 {
  background: rgba(220, 100, 100, 0.38);
  text-decoration-color: rgba(220, 100, 100, 0.5);
}

/* Sidebar actions block */
.aigc-sb-actions {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding-bottom: 0.5rem;
}

.aigc-sb-btns {
  display: flex;
  gap: 0.4rem;
  align-items: center;
}

/* Ghost / secondary button */
.aigc-ghost-btn {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.75rem;
  border: 1px solid var(--md-default-fg-color--lightest);
  background: transparent;
  color: var(--md-default-fg-color--light);
  font-size: 0.83rem;
  font-family: inherit;
  cursor: pointer;
  transition: border-color 0.18s, color 0.18s;
  line-height: 1.4;
}

.aigc-ghost-btn:hover {
  border-color: var(--theme-link);
  color: var(--theme-link);
}

/* Primary action button */
.aigc-primary-btn {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 1rem;
  border: none;
  background: var(--theme-link);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: filter 0.18s, transform 0.14s;
  line-height: 1.4;
}

.aigc-primary-btn:hover:not(:disabled) {
  filter: brightness(1.08);
  transform: translateY(-1px);
}

.aigc-primary-btn:active:not(:disabled) {
  transform: translateY(0);
}

.aigc-primary-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

[data-md-color-scheme="dark"] .aigc-primary-btn {
  color: var(--theme-bg);
}

/* ── Sidebar (inside Material's .md-sidebar--secondary) ─────────── */
/*
  Material's sidebar scrollwrap already handles sticky + scroll.
  We style our content to match the TOC look.
  Reference sizes: md-nav font ~0.7rem, color --md-default-fg-color--light
*/

.aigc-sb {
  font-size: 0.7rem;
  color: var(--md-default-fg-color--light);
  padding: 0.25rem 0 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

/* Status row */
.aigc-sb-status {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.3rem 0;
  color: var(--md-default-fg-color--light);
}

.aigc-sb-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--md-default-fg-color--lighter);
  transition: background 0.3s;
}

.aigc-sb-dot[data-s="loading"] {
  background: var(--theme-link);
  animation: aigc-blink 1.1s ease-in-out infinite;
}

.aigc-sb-dot[data-s="ready"] {
  background: var(--theme-link);
}

.aigc-sb-dot[data-s="error"],
.aigc-sb-dot[data-s="warn"] {
  background: color-mix(in srgb, var(--theme-link) 55%, #666 45%);
}

@keyframes aigc-blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.2; }
}

/* Upload prompt */
.aigc-sb-upload {
  padding: 0.4rem 0 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.aigc-sb-hint {
  margin: 0;
  line-height: 1.55;
  color: var(--md-default-fg-color--light);
}

.aigc-sb-hint code {
  background: var(--md-code-bg-color);
  color: var(--md-code-fg-color);
  padding: 0.03em 0.26em;
  font-size: 0.9em;
}

.aigc-sb-upload-btn {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  padding: 0.26rem 0.65rem;
  background: var(--theme-link);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 500;
  cursor: pointer;
  transition: filter 0.18s;
  line-height: 1.4;
}

.aigc-sb-upload-btn:hover {
  filter: brightness(1.1);
}

[data-md-color-scheme="dark"] .aigc-sb-upload-btn {
  color: var(--theme-bg);
}

/* ── Score block ── */
.aigc-sb-score {
  padding: 0.7rem 0 0.5rem;
  border-top: 1px solid var(--md-default-fg-color--lightest);
  margin-top: 0.35rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.aigc-sb-score-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
}

.aigc-sb-score-label,
.aigc-sb-score-verdict {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 0.4s;
}

.aigc-sb-score-label {
  color: var(--md-default-fg-color--lighter);
}

/* Verdict label uses theme accent */
.aigc-sb-score-verdict {
  color: var(--theme-link);
  margin-left: auto;
  text-align: right;
}

.aigc-sb-score-num {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
  color: var(--md-default-fg-color);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

/* Thin progress bar */
.aigc-sb-bar-track {
  height: 3px;
  background: var(--md-default-fg-color--lightest);
  overflow: hidden;
}

.aigc-sb-bar {
  height: 100%;
  background: var(--theme-link);
  transition: width 0.7s cubic-bezier(.4,0,.2,1), background 0.5s;
}


.aigc-sb-score-sub {
  color: var(--md-default-fg-color--lighter);
  font-size: 0.68rem;
}

/* ── Section blocks ── */
.aigc-sb-section {
  padding-top: 0.65rem;
  border-top: 1px solid var(--md-default-fg-color--lightest);
  margin-top: 0.3rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.aigc-sb-section-title {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--md-default-fg-color--lighter);
}

/* Stats dl */
.aigc-sb-dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.15rem 0.55rem;
  margin: 0;
  font-size: 0.72rem;
}

.aigc-sb-dl dt {
  color: var(--md-default-fg-color--light);
  font-weight: 400;
  white-space: nowrap;
}

.aigc-sb-dl dd {
  margin: 0;
  text-align: right;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  color: var(--md-default-fg-color);
}

/* Model breakdown */
.aigc-sb-breakdown {
  display: flex;
  flex-direction: column;
  gap: 0.38rem;
}

.aigc-bd-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.3rem 0.4rem;
  font-size: 0.7rem;
  align-items: center;
}

.aigc-bd-name {
  color: var(--md-default-fg-color);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  grid-column: 1;
  grid-row: 1;
}

.aigc-bd-pct {
  color: var(--md-default-fg-color--light);
  font-variant-numeric: tabular-nums;
  text-align: right;
  grid-column: 2;
  grid-row: 1;
}

.aigc-bd-track {
  height: 3px;
  background: var(--md-default-fg-color--lightest);
  overflow: hidden;
  grid-column: 1 / -1;
  grid-row: 2;
}

.aigc-bd-fill {
  height: 100%;
  background: var(--theme-link);
  opacity: 0.6;
  transition: width 0.65s cubic-bezier(.4,0,.2,1);
  min-width: 2px;
}