/* ============ Codec tool ============ */
.codec-stream {
  padding-top: 36px;
}

.codec-topbar {
  grid-template-columns: minmax(0, 1fr);
}

.codec-workbench {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 24px;
  align-items: start;
}

.codec-editors {
  min-width: 0;
  display: grid;
  gap: 14px;
}

.codec-panel,
.codec-side {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card-bg);
}

.codec-panel {
  display: grid;
  min-height: 260px;
  overflow: hidden;
}

.codec-panel-head {
  min-height: 48px;
  padding: 13px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.codec-panel-head .section-tag {
  margin: 0;
}

.codec-counter {
  color: var(--muted-2);
  font-family: var(--mono);
  font-size: 12px;
}

.codec-panel textarea {
  min-height: 210px;
  width: 100%;
  padding: 16px;
  border: 0;
  outline: 0;
  resize: vertical;
  background: transparent;
  color: var(--body);
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.7;
}

.codec-panel textarea::selection {
  background: rgba(224, 111, 42, 0.32);
}

.codec-panel--output textarea {
  color: var(--heading);
}

.codec-action-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.codec-action-row .codec-mode {
  display: inline-flex;
  flex: 0 0 auto;
  gap: 8px;
}

.codec-action-row .codec-mode button {
  min-width: 72px;
}

.codec-action-row button,
.codec-mode button,
.codec-type,
.codec-check {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--card-bg);
  color: var(--body);
}

.codec-action-row button,
.codec-mode button {
  min-height: 38px;
  padding: 0 13px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
  transition: border-color .18s ease, background .18s ease, transform .18s ease;
}

.codec-action-row button:hover,
.codec-mode button:hover,
.codec-type:hover {
  border-color: rgba(224, 111, 42, 0.55);
  background: rgba(224, 111, 42, 0.12);
}

.codec-action-row button:hover {
  transform: translateY(-1px);
}

.codec-action-row .codec-primary,
.codec-mode button.is-active {
  border-color: rgba(224, 111, 42, 0.65);
  background: var(--blue) !important;
  color: #fff !important;
}

.codec-side {
  padding: 18px;
  position: sticky;
  top: 96px;
}

.codec-side-block + .codec-side-block,
.codec-type-list + .codec-side-block {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--border-soft);
}

.codec-side .section-tag {
  margin-bottom: 12px;
}

.codec-mode {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.codec-type-list {
  display: grid;
  gap: 9px;
  margin-top: 0;
}

.codec-type {
  width: 100%;
  min-height: 68px;
  padding: 11px 12px;
  display: grid;
  gap: 4px;
  text-align: left;
  cursor: pointer;
  transition: border-color .18s ease, background .18s ease;
}

.codec-type span {
  color: var(--heading);
  font-size: 14px;
  font-weight: 700;
}

.codec-type small {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.codec-type.is-active {
  border-color: rgba(224, 111, 42, 0.65);
  background: rgba(224, 111, 42, 0.14);
}

.codec-check {
  min-height: 36px;
  padding: 0 10px;
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--muted);
  font-size: 13px;
}

.codec-check[hidden] {
  display: none;
}

.codec-check + .codec-check {
  margin-top: 8px;
}

.codec-check input {
  accent-color: var(--blue);
}

.codec-status {
  margin-top: 18px;
  min-height: 38px;
  padding: 10px 12px;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  color: var(--muted);
  background: rgba(20, 18, 15, 0.62);
  font-size: 13px;
  line-height: 1.45;
}

.codec-status.is-error {
  border-color: rgba(239, 68, 68, 0.45);
  color: #fecaca;
}

html[data-theme="light"] .codec-panel,
html[data-theme="light"] .codec-side {
  background: rgba(255, 255, 255, 0.84);
  box-shadow: var(--shadow);
}

html[data-theme="light"] .codec-action-row button,
html[data-theme="light"] .codec-mode button,
html[data-theme="light"] .codec-type,
html[data-theme="light"] .codec-check {
  background: rgba(248, 250, 252, 0.92);
}

html[data-theme="light"] .codec-action-row .codec-primary,
html[data-theme="light"] .codec-mode button.is-active {
  border-color: rgba(224, 111, 42, 0.65);
  background: var(--blue) !important;
  color: #fff !important;
}

html[data-theme="light"] .codec-type.is-active {
  border-color: rgba(224, 111, 42, 0.65);
  background: rgba(224, 111, 42, 0.14);
}

html[data-theme="light"] .codec-status {
  background: rgba(248, 250, 252, 0.72);
}

html[data-theme="light"] .codec-status.is-error {
  color: #b91c1c;
}

@media (max-width: 1060px) {
  .codec-workbench {
    grid-template-columns: 1fr;
  }

  .codec-side {
    position: static;
  }
}

@media (max-width: 640px) {
  .codec-panel-head,
  .codec-panel textarea,
  .codec-side {
    padding-left: 14px;
    padding-right: 14px;
  }

  .codec-panel {
    min-height: 220px;
  }

  .codec-panel textarea {
    min-height: 170px;
  }
}