:root {
  --sp-primary: #0284c7;
  --sp-primary-hover: #0369a1;
  --sp-bg-card: #ffffff;
  --sp-border: #e2e8f0;
  --sp-text-main: #0f172a;
  --sp-text-muted: #64748b;
  --sp-pill-bg: #f1f5f9;
  --sp-pill-hover: #e2e8f0;
  --sp-result-bg: #f8fafc;
}

.sp-tool-container {
  max-width: 900px;
  margin: 0 auto 3rem auto;
  font-family: inherit;
  color: var(--sp-text-main);
}

.sp-mode-nav {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.sp-mode-btn {
  flex: 1;
  background: var(--sp-pill-bg);
  border: 1px solid var(--sp-border);
  color: var(--sp-text-muted);
  border-radius: 10px;
  padding: 0.85rem 1rem;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.sp-mode-btn:hover {
  background: var(--sp-pill-hover);
  color: var(--sp-text-main);
}

.sp-mode-btn.sp-active {
  background: var(--sp-primary);
  color: #ffffff;
  border-color: var(--sp-primary);
}

.sp-card {
  background: var(--sp-bg-card);
  border: 1px solid var(--sp-border);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.sp-presets-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--sp-border);
}

.sp-presets-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--sp-text-muted);
}

.sp-pill-btn {
  background: var(--sp-pill-bg);
  border: 1px solid var(--sp-border);
  color: var(--sp-text-main);
  border-radius: 9999px;
  padding: 0.25rem 0.65rem;
  font-size: 0.75rem;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.sp-pill-btn:hover {
  background: var(--sp-pill-hover);
  border-color: var(--sp-primary);
}

.sp-field {
  margin-bottom: 1rem;
}

.sp-field-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.35rem;
}

.sp-field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--sp-text-main);
}

.sp-counter {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--sp-primary);
}

.sp-req {
  color: #dc2626;
}

.sp-field textarea,
.sp-field select {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--sp-border);
  border-radius: 8px;
  background: var(--sp-bg-card);
  color: var(--sp-text-main);
  font-size: 0.95rem;
  font-family: inherit;
  box-sizing: border-box;
}

.sp-field textarea:focus,
.sp-field select:focus {
  outline: none;
  border-color: var(--sp-primary);
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.15);
}

.sp-field input[type="range"] {
  width: 100%;
  margin-top: 0.5rem;
  cursor: pointer;
}

.sp-grid-3 {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

@media (max-width: 768px) {
  .sp-grid-3 {
    grid-template-columns: 1fr;
  }
}

.sp-dictate-top {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  align-items: end;
  margin-bottom: 1rem;
}

@media (max-width: 640px) {
  .sp-dictate-top {
    grid-template-columns: 1fr;
  }
}

.sp-mic-col {
  display: flex;
  align-items: center;
}

.sp-mic-btn {
  background: #10b981;
  color: #ffffff;
  border: none;
  border-radius: 8px;
  padding: 0.75rem 1.25rem;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: background 0.15s ease;
}

.sp-mic-btn.sp-recording {
  background: #dc2626;
  animation: sp-pulse 1.5s infinite;
}

@keyframes sp-pulse {
  0% { opacity: 1; }
  50% { opacity: 0.65; }
  100% { opacity: 1; }
}

.sp-mic-status {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--sp-text-muted);
  margin-bottom: 1rem;
  padding: 0.5rem 0.75rem;
  background: var(--sp-pill-bg);
  border-radius: 6px;
}

.sp-action-row {
  display: flex;
  gap: 0.75rem;
}

.sp-primary-btn {
  flex: 2;
  background: var(--sp-primary);
  color: #ffffff;
  border: none;
  border-radius: 8px;
  padding: 0.85rem 1.5rem;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s ease;
}

.sp-primary-btn:hover {
  background: var(--sp-primary-hover);
}

.sp-secondary-btn {
  background: var(--sp-pill-bg);
  color: var(--sp-text-main);
  border: 1px solid var(--sp-border);
  border-radius: 8px;
  padding: 0.85rem 1.25rem;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
}

.sp-results-card {
  background: var(--sp-result-bg);
  border: 1px solid var(--sp-border);
  border-radius: 12px;
  padding: 1.75rem;
}

.sp-specs-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}

@media (max-width: 768px) {
  .sp-specs-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .sp-specs-grid {
    grid-template-columns: 1fr;
  }
}

.sp-spec-item {
  background: var(--sp-bg-card);
  border: 1px solid var(--sp-border);
  border-radius: 10px;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.sp-spec-name {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--sp-text-muted);
}

.sp-spec-val {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--sp-text-main);
}

.sp-spec-sub {
  font-size: 0.75rem;
  color: var(--sp-text-muted);
}

.sp-tip-box {
  background: var(--sp-bg-card);
  border: 1px solid var(--sp-border);
  border-radius: 8px;
  padding: 1.25rem;
}

.sp-tip-title {
  font-size: 0.9rem;
  font-weight: 700;
  margin: 0 0 0.25rem 0;
  color: var(--sp-primary);
}

.sp-tip-box p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--sp-text-muted);
  line-height: 1.5;
}

.sp-ad {
  overflow: hidden;
  min-height: 280px;
  margin: 32px 0;
  text-align: center;
}

.sp-mic-status-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
  padding: 0.6rem 0.85rem;
  background: var(--sp-bg-card, #f8fafc);
  border: 1px solid var(--sp-border, #e2e8f0);
  border-radius: 8px;
}

.sp-wave-anim {
  display: flex;
  align-items: center;
  gap: 3px;
  height: 20px;
}

.sp-bar {
  display: inline-block;
  width: 4px;
  background: #0284c7;
  border-radius: 2px;
  animation: spWave 1s ease-in-out infinite alternate;
}

.sp-bar-1 { height: 6px; animation-delay: 0.1s; }
.sp-bar-2 { height: 16px; animation-delay: 0.3s; }
.sp-bar-3 { height: 22px; animation-delay: 0.2s; }
.sp-bar-4 { height: 12px; animation-delay: 0.4s; }
.sp-bar-5 { height: 8px; animation-delay: 0.15s; }

@keyframes spWave {
  0% { transform: scaleY(0.3); }
  100% { transform: scaleY(1.3); }
}

.sp-typing-indicator {
  font-size: 0.8rem;
  font-weight: 700;
  color: #0284c7;
  display: flex;
  align-items: center;
  gap: 6px;
}

.sp-typing-pulse {
  color: #ef4444;
  animation: spBlink 0.8s infinite;
}

@keyframes spBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.2; }
}

.sp-textarea-recording {
  border-color: #0284c7 !important;
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.2) !important;
}
/* tf:dark-palette — generated by migrate_chrome.py */
/* Neutrals inherit the shared chrome tokens so all tools share one
   ground; brand hues are kept and lightened, never inverted. */
[data-theme="dark"] {
  --sp-primary: #81bcda;
  --sp-primary-hover: #69aed4;
  --sp-bg-card: var(--tf-surface);
  --sp-border: var(--tf-surface);
  --sp-text-main: var(--tf-ink);
  --sp-text-muted: var(--tf-ink-faint);
  --sp-pill-bg: var(--tf-surface);
  --sp-pill-hover: var(--tf-surface);
  --sp-result-bg: var(--tf-surface);
}