/* ==========================================================================
   VIDEO REFRAME (/video-reframe)
   Layout and the two previews. Fields keep the shared FORM CONTROLS look
   from style.css: this sheet only sets their width and layout.
   ========================================================================== */

/* The crop window sits on video, which is dark in both themes. */
:root {
  --rf-focus: #4d90fe;
}

.rf-page main.editor-workbench {
  max-width: 1180px;
  padding-top: 48px;
}

.rf-page .editor-hero-title {
  font-size: clamp(32px, 5vw, 46px);
  line-height: 1.04;
  letter-spacing: -0.045em;
}

.rf-page .editor-hero-desc {
  max-width: 720px;
  font-size: 15px;
}

.rf-drop {
  gap: 8px;
}

.rf-drop[hidden] {
  display: none;
}

.rf-drop .upload-icon {
  color: var(--color-ink);
}

.rf-drop-title {
  margin-top: 6px;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-ink);
}

.rf-drop-sub {
  max-width: 460px;
  font-size: 13px;
  color: var(--color-mid-gray);
  line-height: 1.5;
}

.rf-drop-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 10px;
}

.rf-drop-actions .btn-primary {
  padding: 9px 20px;
  font-size: 13px;
}

/* --- Notes ------------------------------------------------------------- */

.rf-note {
  margin: 0 0 16px;
  padding: 12px 14px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--color-ink);
  background: var(--color-surface-alt);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-nested);
}

.rf-note.is-error {
  color: var(--color-fail-ink);
  background: var(--color-fail-bg);
  border-color: var(--color-fail-line);
}

.rf-note.is-warn {
  color: var(--color-warn-ink);
  background: var(--color-warn-bg);
  border-color: var(--color-warn-line);
}

.rf-hint {
  margin: 6px 0 0;
  font-size: 12px;
  line-height: 1.5;
  color: var(--color-mid-gray);
}

.rf-hint a,
.rf-result-meta a {
  color: var(--color-ink);
}

.rf-sr {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* --- Workspace ---------------------------------------------------------- */

.rf-workspace {
  display: grid;
  gap: 18px;
  padding: 20px;
  background: var(--color-paper);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-cards);
  box-shadow: 0 10px 34px rgb(var(--shadow-rgb) / 0.05);
}

.rf-workspace[hidden] {
  display: none;
}

.rf-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 14px 18px;
}

.rf-field {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.rf-label {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: var(--color-mid-gray);
}

.rf-label output {
  color: var(--color-ink);
}

.rf-custom {
  display: flex;
  gap: 10px;
}

.rf-custom[hidden] {
  display: none;
}

.rf-custom input {
  width: 110px;
}

.rf-change {
  margin-left: auto;
}

/* Segmented toggle buttons */
.rf-seg {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.rf-seg-btn {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  min-height: 42px;
  padding: 7px 12px;
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 650;
  line-height: 1.15;
  color: var(--color-ink);
  background: var(--color-paper);
  border: 1px solid var(--color-line-bold);
  border-radius: 12px;
  cursor: pointer;
  transition: var(--tx-interactive);
}

.rf-seg-btn small {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 500;
  color: var(--color-mid-gray);
}

.rf-seg-btn:hover {
  background: var(--color-surface-alt);
  border-color: var(--color-line-hover);
}

.rf-seg-btn[aria-pressed="true"] {
  color: var(--color-on-ink);
  background: var(--color-ink);
  border-color: var(--color-ink);
}

.rf-seg-btn[aria-pressed="true"] small {
  color: var(--color-on-ink-muted);
}

.rf-seg-btn:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.rf-seg-stack {
  flex-direction: column;
  align-items: stretch;
}

.rf-seg-stack .rf-seg-btn {
  min-height: 38px;
  justify-content: center;
}

/* --- Stage: source and output previews --------------------------------- */

.rf-stage {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  grid-template-areas:
    "source output"
    "transport output"
    "panel output";
  grid-template-rows: auto auto 1fr;
  gap: 16px 18px;
  align-items: start;
}

.rf-pane-source { grid-area: source; }
.rf-pane-output {
  grid-area: output;
  position: sticky;
  top: calc(var(--header-h, 58px) + 12px);
}
.rf-transport { grid-area: transport; }
.rf-panel { grid-area: panel; }

.rf-pane {
  margin: 0;
  min-width: 0;
}

.rf-pane-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 8px;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-ink);
}

.rf-meta {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--color-mid-gray);
}

.rf-box-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 160px;
  padding: 10px;
  background: var(--color-inverse);
  border-radius: var(--radius-nested);
}

/* Sized in pixels by reframe-ui.js so the box always has the media ratio. */
.rf-box {
  position: relative;
  overflow: hidden;
  background: var(--color-media);
}

.rf-source video,
.rf-output canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.rf-output canvas {
  cursor: grab;
  touch-action: none;
}

.rf-output canvas.is-dragging,
.rf-window.is-dragging {
  cursor: grabbing;
}

.rf-window {
  position: absolute;
  box-sizing: border-box;
  border: 2px solid var(--color-on-media);
  box-shadow: 0 0 0 9999px color-mix(in srgb, var(--color-media) 58%, transparent);
  cursor: grab;
  touch-action: none;
}

.rf-window::before,
.rf-window::after {
  content: '';
  position: absolute;
  pointer-events: none;
  border: 0 dashed color-mix(in srgb, var(--color-on-media) 45%, transparent);
}

/* Rule of thirds guides */
.rf-window::before {
  inset: 0 33.333%;
  border-left-width: 1px;
  border-right-width: 1px;
}

.rf-window::after {
  inset: 33.333% 0;
  border-top-width: 1px;
  border-bottom-width: 1px;
}

.rf-window:focus-visible {
  outline: 3px solid var(--rf-focus);
  outline-offset: 2px;
}

.rf-zone-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.rf-zone-field {
  margin-top: 12px;
}

.rf-zone-field select {
  width: 100%;
}

/* --- Transport ---------------------------------------------------------- */

.rf-transport {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-nested);
}

.rf-icon-btn {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  padding: 0;
  color: var(--color-ink);
  background: var(--color-paper);
  border: 1px solid var(--color-line-bold);
  border-radius: 50%;
  cursor: pointer;
  transition: var(--tx-interactive);
}

.rf-icon-btn:hover {
  background: var(--color-canvas);
  border-color: var(--color-line-hover);
}

.rf-icon-btn .ico {
  width: 18px;
  height: 18px;
}

.rf-icon-btn .rf-ico-pause,
.rf-icon-btn.is-playing .rf-ico-play {
  display: none;
}

.rf-icon-btn.is-playing .rf-ico-pause {
  display: block;
}

.rf-scrub {
  position: relative;
  flex: 1 1 auto;
  min-width: 0;
}

.rf-scrub input[type="range"] {
  display: block;
  width: 100%;
  margin: 0;
  accent-color: var(--color-ink);
}

.rf-markers {
  position: absolute;
  left: 8px;
  right: 8px;
  top: -9px;
  height: 10px;
  pointer-events: none;
}

.rf-marker {
  position: absolute;
  top: 0;
  width: 9px;
  height: 9px;
  margin-left: -4.5px;
  background: var(--color-ember);
  transform: rotate(45deg);
}

.rf-time {
  flex: none;
  min-width: 128px;
  text-align: right;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--color-ink);
}

/* --- Controls ------------------------------------------------------------ */

.rf-panel {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.rf-keys-group {
  grid-column: 1 / -1;
}

.rf-group {
  display: grid;
  align-content: start;
  gap: 10px;
  padding: 16px;
  min-width: 0;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-nested);
}

.rf-group input[type="range"] {
  width: 100%;
  accent-color: var(--color-ink);
}

.rf-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.rf-row .bulk-btn {
  gap: 6px;
}

.rf-row .bulk-btn .ico {
  width: 14px;
  height: 14px;
}

.rf-ease select {
  width: 130px;
}

.rf-color {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--color-ink);
  cursor: pointer;
}

.rf-color[hidden] {
  display: none;
}

.rf-color input[type="color"] {
  width: 42px;
  height: 32px;
  padding: 0;
  cursor: pointer;
}

.rf-keys {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.rf-keys:empty {
  display: none;
}

.rf-key {
  display: inline-flex;
  align-items: stretch;
  overflow: hidden;
  background: var(--color-paper);
  border: 1px solid var(--color-line-bold);
  border-radius: 10px;
}

.rf-key.is-current {
  border-color: var(--color-ember);
}

.rf-key button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 9px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--color-ink);
  background: transparent;
  border: 0;
  cursor: pointer;
  transition: var(--tx-interactive);
}

.rf-key button:hover {
  background: var(--color-surface-alt);
}

.rf-key .rf-key-del {
  border-left: 1px solid var(--color-hairline);
  color: var(--color-mid-gray);
}

.rf-key .rf-key-del:hover {
  color: var(--color-ember-text);
}

.rf-key .ico {
  width: 12px;
  height: 12px;
}

/* --- Export ---------------------------------------------------------------- */

.rf-export {
  display: grid;
  gap: 14px;
  padding-top: 18px;
  border-top: 1px solid var(--color-hairline);
}

.rf-export-head h2 {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 750;
  color: var(--color-ink);
}

.rf-export-row {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px;
}

.rf-bitrate input {
  width: 150px;
}

.rf-export-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.rf-export-actions .btn-primary:disabled {
  cursor: not-allowed;
  opacity: 0.5;
  transform: none;
}

.rf-progress {
  display: grid;
  gap: 10px;
  padding: 14px 16px;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-nested);
}

.rf-progress[hidden],
.rf-result[hidden],
.rf-note[hidden] {
  display: none;
}

.rf-progress-text {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-ink);
}

.rf-progress-text span:last-child {
  font-family: var(--mono);
}

.rf-progress-track {
  height: 8px;
  overflow: hidden;
  background: var(--color-line);
  border-radius: 999px;
}

.rf-progress-bar {
  width: 100%;
  height: 100%;
  background: var(--color-ink);
  border-radius: 999px;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--dur-base) var(--ease-standard);
}

.rf-progress .bulk-btn {
  justify-self: start;
}

.rf-result {
  display: grid;
  grid-template-columns: minmax(0, 240px) minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.rf-result video {
  display: block;
  width: 100%;
  max-height: 420px;
  background: var(--color-media);
  border-radius: var(--radius-nested);
}

.rf-result-info {
  display: grid;
  gap: 10px;
  justify-items: start;
}

.rf-result-meta {
  margin: 0;
  white-space: pre-line;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--color-ink);
}

/* --- Social cutdowns (Pro) ------------------------------------------------ */

.rf-seg-btn[hidden],
.rf-batch[hidden],
.rf-check[hidden] {
  display: none;
}

.rf-cutdowns {
  display: grid;
  gap: 12px;
  padding: 16px;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-nested);
}

.rf-cutdowns-head h3 {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-size: 1rem;
  font-weight: 750;
  color: var(--color-ink);
}

.rf-cutdowns-head .rf-hint {
  max-width: 760px;
}

.rf-pro-badge {
  display: inline-flex;
  padding: 2px 8px;
  font-family: var(--mono);
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-on-ink);
  background: var(--color-ink);
  border-radius: 999px;
}

.rf-cut-list {
  display: grid;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.rf-cut {
  display: grid;
  grid-template-columns: minmax(150px, auto) minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px 14px;
  padding: 8px 10px;
  background: var(--color-paper);
  border: 1px solid var(--color-hairline);
  border-radius: 12px;
  transition: var(--tx-interactive);
}

.rf-cut.is-current {
  border-color: var(--color-ink);
}

.rf-cut-pick {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}

.rf-cut-pick input[type="checkbox"] {
  width: 16px;
  height: 16px;
  margin: 0;
  accent-color: var(--color-ink);
}

.rf-cut-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-ink);
}

.rf-cut-pick small {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--color-mid-gray);
}

.rf-cut-framing {
  min-width: 0;
  font-size: 12px;
  line-height: 1.4;
  color: var(--color-mid-gray);
}

.rf-cut.is-current .rf-cut-framing {
  color: var(--color-ink);
}

.rf-cut-edit {
  min-height: 32px;
  padding: 0 12px;
}

.rf-check {
  margin: 0;
  padding: 8px 10px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--color-ink);
  background: var(--color-surface-alt);
  border: 1px solid var(--color-hairline);
  border-radius: 10px;
}

.rf-check.is-pass { color: var(--color-pass-ink); background: var(--color-pass-bg); border-color: var(--color-pass-line); }
.rf-check.is-warn,
.rf-check.is-unknown { color: var(--color-warn-ink); background: var(--color-warn-bg); border-color: var(--color-warn-line); }
.rf-check.is-fail { color: var(--color-fail-ink); background: var(--color-fail-bg); border-color: var(--color-fail-line); }

.rf-batch {
  display: grid;
  gap: 12px;
}

.rf-batch-top {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
}

.rf-batch-list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.rf-batch-item {
  display: grid;
  gap: 6px;
  justify-items: start;
  padding: 12px 14px;
  background: var(--color-paper);
  border: 1px solid var(--color-hairline);
  border-radius: 12px;
}

.rf-batch-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-ink);
}

.rf-chip {
  display: inline-flex;
  padding: 2px 8px;
  font-family: var(--mono);
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-mid-gray);
  background: var(--color-surface-alt);
  border-radius: 999px;
}

.rf-chip.is-pass { color: var(--color-pass-ink); background: var(--color-pass-bg); }
.rf-chip.is-warn,
.rf-chip.is-unknown { color: var(--color-warn-ink); background: var(--color-warn-bg); }
.rf-chip.is-fail { color: var(--color-fail-ink); background: var(--color-fail-bg); }

.rf-batch-meta,
.rf-batch-check,
.rf-batch-warn {
  margin: 0;
  font-size: 12px;
  line-height: 1.5;
  color: var(--color-mid-gray);
}

.rf-batch-meta {
  font-family: var(--mono);
  overflow-wrap: anywhere;
}

.rf-batch-check {
  color: var(--color-ink);
}

.rf-batch-warn {
  color: var(--color-warn-ink);
}

.rf-batch-dl {
  min-height: 32px;
  padding: 0 12px;
  text-decoration: none;
}

/* --- Explainer ------------------------------------------------------------ */

.rf-guide {
  padding: 56px 20px 72px;
  background: var(--color-paper);
  border-top: 1px solid var(--color-hairline);
}

.rf-guide-inner {
  max-width: 780px;
  margin: 0 auto;
}

.rf-guide h2 {
  margin: 36px 0 12px;
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-ink);
}

.rf-guide h2:first-child {
  margin-top: 0;
}

.rf-guide p,
.rf-guide li {
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-ink-soft);
}

.rf-guide ul {
  display: grid;
  gap: 10px;
  padding-left: 20px;
}

.rf-guide a {
  color: var(--color-ink);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.rf-faq {
  margin-top: 44px;
}

/* --- Responsive --------------------------------------------------------- */

@media (max-width: 900px) {
  .rf-stage {
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas:
      "source"
      "output"
      "transport"
      "panel";
    grid-template-rows: none;
  }

  .rf-pane-output {
    position: static;
  }

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

  .rf-result video {
    max-width: 320px;
  }
}

@media (max-width: 600px) {
  .rf-page main.editor-workbench {
    padding: 32px 14px 56px;
  }

  .rf-workspace {
    padding: 14px;
    border-radius: 18px;
  }

  .rf-seg-btn {
    padding: 6px 10px;
  }

  .rf-change {
    margin-left: 0;
  }

  .rf-transport {
    flex-wrap: wrap;
  }

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

  .rf-scrub {
    order: 5;
    flex-basis: 100%;
    margin-top: 6px;
  }

  .rf-time {
    min-width: 0;
    margin-left: auto;
  }

  .rf-export-actions,
  .rf-export-actions > * {
    width: 100%;
  }

  .rf-cut {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .rf-cut-framing {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .rf-cutdowns {
    padding: 12px;
  }

  .rf-guide {
    padding: 40px 16px 56px;
  }
}