.fm-ai-button {
  position: relative;
}

.fm-ai-button::after {
  content: "";
  position: absolute;
  top: 8px;
  right: 8px;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: #94a3b8;
}

.fm-ai-button[data-ai-state="ready"]::after {
  background: #16a34a;
}

.fm-ai-overlay {
  position: fixed;
  inset: 0;
  z-index: 780;
  display: grid;
  place-items: center;
  padding: 16px;
  background: rgba(2, 6, 36, 0.36);
  backdrop-filter: blur(10px);
}

.fm-ai-overlay[hidden] {
  display: none !important;
}

.fm-ai-panel {
  display: grid;
  gap: 12px;
  width: min(720px, 100%);
  max-height: min(760px, calc(100dvh - 24px));
  overflow: auto;
  padding: 16px;
  border: 1px solid color-mix(in srgb, var(--border) 72%, transparent);
  border-radius: 16px;
  background: var(--surface);
  color: var(--text);
  box-shadow: var(--shadow-floating, 0 28px 90px rgba(2, 6, 36, 0.24));
}

.fm-ai-head {
  display: flex;
  gap: 12px;
  align-items: start;
  justify-content: space-between;
}

.fm-ai-head b,
.fm-ai-head span {
  display: block;
}

.fm-ai-head b {
  font-size: 1rem;
  font-weight: 900;
}

.fm-ai-head span,
.fm-ai-notice,
.fm-ai-question span,
.fm-ai-advanced-grid span {
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 800;
  line-height: 1.35;
}

.fm-ai-notice {
  padding: 9px 10px;
  border: 1px solid color-mix(in srgb, var(--warning) 46%, var(--border));
  border-radius: 8px;
  background: color-mix(in srgb, var(--warning) 10%, var(--surface));
  color: var(--text);
}

.fm-ai-actions,
.fm-ai-settings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 8px;
}

.fm-ai-actions button {
  min-height: 42px;
}

.fm-ai-question {
  display: grid;
  gap: 7px;
}

.fm-ai-question textarea,
.fm-ai-settings-grid input,
.fm-ai-settings-grid select {
  width: 100%;
  min-width: 0;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  resize: vertical;
}

.fm-ai-output {
  min-height: 116px;
  padding: 12px;
  white-space: pre-wrap;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-soft);
  color: var(--text);
  font-size: 0.92rem;
  line-height: 1.42;
}

.fm-ai-output[data-warning] {
  border-color: color-mix(in srgb, var(--warning) 50%, var(--border));
}

.fm-ai-advanced {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px;
}

.fm-ai-advanced summary {
  cursor: pointer;
  font-weight: 900;
}

.fm-ai-advanced-grid {
  display: grid;
  grid-template-columns: minmax(110px, auto) minmax(0, 1fr);
  gap: 8px;
  align-items: center;
  margin-top: 10px;
}

.fm-ai-settings-grid {
  margin: 10px 0;
}

.fm-ai-settings-grid label {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.fm-ai-settings-grid label span,
.fm-ai-settings-grid output {
  color: var(--text-muted);
  font-size: 0.76rem;
  font-weight: 900;
}

.fm-ai-settings-grid .fm-ai-check {
  grid-template-columns: 20px minmax(0, 1fr);
  align-items: start;
  padding: 9px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-soft);
}

.fm-ai-settings-grid .fm-ai-check input {
  margin-top: 3px;
}

@media (max-width: 720px) {
  .fm-ai-overlay {
    align-items: end;
    padding: 0;
  }

  .fm-ai-panel {
    width: 100%;
    max-height: 94dvh;
    border-radius: 16px 16px 0 0;
  }

  .fm-ai-actions,
  .fm-ai-settings-grid {
    grid-template-columns: 1fr;
  }
}