/* Upload and Reading screens. Owner: WP3. Every rule is scoped under .screen-upload or .screen-reading.
   Tokens come from tokens.css. Pink appears only on "Choose a clip" and the single primary button per view. */

/* ------------------------------------------------------------------ Upload */

.screen.screen-upload {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr); /* the track never grows past the viewport */
  place-items: center;
  padding: 48px 32px;
  background: var(--c-panel);
}
.screen-upload .up-main {
  width: 640px;
  max-width: 100%;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.screen-upload .up-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 40px;
  line-height: 44px;
  font-weight: 700;
}
.screen-upload .up-lede {
  margin: 0;
  font-size: 15px;
  line-height: 22px;
  color: var(--c-muted);
}
.screen-upload .up-drop {
  margin-top: 8px;
  height: 280px;
  border: 0;
  border-radius: var(--r-control) var(--r-control) 0 0;
  background: var(--c-field);
  box-shadow: inset 0 -1px 0 var(--c-edge);
  color: var(--c-ink);
  font: inherit;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  cursor: pointer;
}
.screen-upload .up-drop svg { color: var(--c-ink); stroke: currentColor; }
.screen-upload .up-drop:not(:disabled):hover,
.screen-upload .up-drop.is-drag { background: var(--c-selected); }
.screen-upload .up-drop.is-drag { box-shadow: inset 0 -2px 0 var(--c-ink); }
.screen-upload .up-drop:disabled { cursor: progress; }
.screen-upload .up-drop:focus-visible { outline: 2px solid var(--c-ink); outline-offset: 2px; }
.screen-upload .up-drop-title {
  font-family: var(--font-display);
  font-size: 20px;
  line-height: 26px;
  font-weight: 600;
}
.screen-upload .up-choose {
  height: 36px;
  padding: 0 18px;
  display: inline-flex;
  align-items: center;
  border-radius: var(--r-control);
  background: var(--c-pink);
  color: var(--c-on-pink);
  font-size: 14px;
  font-weight: 600;
}
.screen-upload .up-drop:not(:disabled):hover .up-choose { background: var(--c-pink-hover); }
.screen-upload .up-drop:not(:disabled):active .up-choose { background: var(--c-pink-active); }

.screen-upload .up-busy {
  margin-top: 8px;
  min-height: 72px;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 16px;
  border-radius: var(--r-control) var(--r-control) 0 0;
  background: var(--c-field);
  box-shadow: inset 0 -1px 0 var(--c-edge);
}
.screen-upload .up-busy-text { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.screen-upload .up-busy-name {
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.screen-upload .up-busy-state { font-size: 12px; line-height: 16px; color: var(--c-muted); }
.screen-upload .up-busy .btn { flex: none; }

.screen-upload .up-error {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px 10px 14px;
  border-radius: var(--r-control);
  background: var(--c-field);
  box-shadow: inset 2px 0 0 var(--c-ink);
  font-size: 13px;
  line-height: 18px;
}
.screen-upload .up-error-text { flex: 1; min-width: 0; }
.screen-upload .up-error .btn { flex: none; }

.screen-upload .up-specs {
  margin: 0;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 16px;
  font-size: 12px;
  line-height: 16px;
}
.screen-upload .up-specs dt { color: var(--c-muted); }
.screen-upload .up-specs dd { margin: 0; }
.screen-upload .up-note {
  margin: 8px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--c-field);
  font-size: 13px;
  color: var(--c-muted);
}

.screen-upload .up-recent { display: flex; flex-direction: column; gap: 4px; }
.screen-upload .up-recent-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-top: 8px;
}
.screen-upload .up-recent-title { margin: 0; font-size: 12px; line-height: 16px; font-weight: 400; color: var(--c-muted); }
.screen-upload .up-link {
  padding: 0;
  border: 0;
  background: none;
  color: var(--c-ink);
  font: inherit;
  font-size: 12px;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--c-edge);
  cursor: pointer;
}
.screen-upload .up-link:hover { text-decoration-color: var(--c-ink); }
.screen-upload .up-link:focus-visible { outline: 2px solid var(--c-ink); outline-offset: 2px; }
.screen-upload .up-recent-list { display: flex; flex-direction: column; margin: 0 -8px; }
.screen-upload .up-clip {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  padding: 6px 8px;
  border: 0;
  border-radius: var(--r-control);
  background: transparent;
  color: var(--c-ink);
  font: inherit;
  text-align: left;
  cursor: pointer;
}
.screen-upload .up-clip:hover { background: var(--c-field); }
.screen-upload .up-clip:focus-visible { outline: 2px solid var(--c-ink); outline-offset: -2px; }
.screen-upload .up-clip-frame {
  flex: none;
  width: 64px;
  height: 36px;
  border-radius: var(--r-chip);
  overflow: hidden;
  background: var(--c-stage);
}
.screen-upload .up-clip-thumb { display: block; width: 100%; height: 100%; object-fit: cover; }
.screen-upload .up-clip-thumb:not([src]) { visibility: hidden; }
.screen-upload .up-clip-text { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.screen-upload .up-clip-name { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.screen-upload .up-clip-meta { font-size: 12px; line-height: 16px; color: var(--c-muted); }

/* ------------------------------------------------------------------ Reading */

.screen.screen-reading {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: row; /* base.css .screen is a column */
  gap: 1px;
  padding: 0;
  background: var(--c-seam);
}
.screen-reading .rd-side {
  width: var(--sidebar-w);
  flex: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 16px 0;
  background: var(--c-panel);
  overflow-y: auto;
}
.screen-reading .rd-head { padding: 0 16px; display: flex; flex-direction: column; gap: 6px; }
.screen-reading .rd-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 26px;
  line-height: 30px;
  font-weight: 700;
}
.screen-reading .rd-big {
  font-family: var(--font-display);
  font-size: 30px;
  line-height: 34px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}
.screen-reading .rd-bar { margin-top: 2px; }
.screen-reading .rd-sub { font-size: 12px; line-height: 16px; color: var(--c-muted); }
.screen-reading .rd-sub:empty { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); }
.screen-reading .rd-cancel { align-self: flex-start; margin-top: 6px; }
.screen-reading .rd-meta {
  margin: 6px 0 0;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 12px;
  font-size: 12px;
  line-height: 16px;
}
.screen-reading .rd-meta dt { color: var(--c-muted); }
.screen-reading .rd-meta dd { margin: 0; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.screen-reading .rd-stages { padding: 0 16px; }

.screen-reading .rd-fail { margin: 0 16px; display: flex; flex-direction: column; gap: 12px; }
.screen-reading .rd-fail-text {
  margin: 0;
  padding: 10px 12px;
  border-radius: var(--r-control);
  background: var(--c-field);
  box-shadow: inset 2px 0 0 var(--c-ink);
  font-size: 13px;
  line-height: 18px;
}
.screen-reading .rd-fail-actions { display: flex; flex-wrap: wrap; gap: 8px; }

.screen-reading .rd-found { display: flex; flex-direction: column; }
.screen-reading .rd-found-title {
  margin: 0;
  padding: 0 16px 4px;
  font-size: 12px;
  line-height: 16px;
  font-weight: 400;
  color: var(--c-muted);
}
.screen-reading .rd-found-list { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; }
.screen-reading .rd-finding {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 6px 16px;
  font-size: 13px;
  line-height: 18px;
}
.screen-reading .rd-finding-label {
  width: 64px;
  flex: none;
  font-size: 12px;
  color: var(--c-muted);
  font-variant-numeric: tabular-nums;
}
.screen-reading .rd-finding-text { min-width: 0; }
.screen-reading .rd-finding.is-muted .rd-finding-text { color: var(--c-muted); }
.screen-reading .rd-finding.is-faint .rd-finding-text { color: var(--c-edge); }
.screen-reading .rd-finding.is-new { animation: rd-in 0.3s cubic-bezier(.2, .8, .3, 1) both; }

.screen-reading .rd-main { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 1px; }
.screen-reading .rd-stage {
  flex: 1;
  min-height: 0;
  display: grid;
  place-items: center;
  padding: 16px;
  background: var(--c-stage);
  container-type: size;
}
.screen-reading .rd-frame {
  position: relative;
  width: min(100%, 1024px, 100cqh * 16 / 9); /* cq units measure the stage's content box */
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #000000;
}
.screen-reading .rd-video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: filter 0.4s;
}
.screen-reading .rd-frame.is-reading .rd-video { filter: brightness(0.7); }
.screen-reading .rd-placeholder {
  position: absolute;
  inset: 0;
  margin: 0;
  display: grid;
  place-items: center;
  padding: 16px max(16px, calc(50% - 200px));
  text-align: center;
  text-wrap: balance;
  font-size: 13px;
  color: var(--c-muted);
}
.screen-reading .rd-box {
  position: absolute;
  border: 2px solid var(--c-ink);
  box-shadow: 0 0 0 2px var(--c-black);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.screen-reading .rd-box.is-on { opacity: 1; }
.screen-reading .rd-box-label {
  position: absolute;
  left: -2px;
  top: -24px;
  padding: 0 6px;
  border-radius: var(--r-chip);
  background: var(--c-ink);
  color: #111111;
  font-size: 12px;
  line-height: 20px;
  font-weight: 600;
  white-space: nowrap;
}
.screen-reading .rd-box.is-below .rd-box-label { top: auto; bottom: -24px; }
.screen-reading .rd-box[data-box="feed"] .rd-box-label { left: auto; right: -2px; }

.screen-reading .rd-lanes {
  position: relative;
  flex: none;
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  grid-auto-rows: auto;
  gap: 2px 0;
  padding: 8px 12px 12px 0;
  background: var(--c-panel);
  color: var(--c-muted);
  font-size: 12px;
}
.screen-reading .rd-lane-label { padding-left: 12px; align-self: center; line-height: 16px; }
.screen-reading .rd-ruler {
  position: relative;
  height: 24px;
  font-size: 11px;
  line-height: 16px;
  font-variant-numeric: tabular-nums;
}
.screen-reading .rd-tick { position: absolute; top: 0; white-space: nowrap; }
.screen-reading .rd-lane { position: relative; background: var(--c-field); }
.screen-reading .rd-kills { height: 44px; --hs-ring: var(--c-field); }
.screen-reading .rd-ammo { height: 40px; }
.screen-reading .rd-ammo svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.screen-reading .rd-lane-empty {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  padding: 0 12px;
  font-size: 12px;
  color: var(--c-edge);
}
.screen-reading .rd-kill {
  position: absolute;
  top: 7px;
  width: 40px;
  height: 30px;
  margin-left: -20px;
}
.screen-reading .rd-kill.is-new { animation: rd-in 0.3s cubic-bezier(.2, .8, .3, 1) both; }
.screen-reading .rd-kill .portrait { display: block; }
@keyframes rd-in {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ------------------------------------------------------------------ Narrow screens */

@media (max-width: 899px) {
  .screen.screen-upload { padding: 24px var(--gutter); place-items: start stretch; }
  .screen-upload .up-title { font-size: 32px; line-height: 36px; }
  .screen-upload .up-drop { height: 200px; }
  .screen-upload .up-busy { flex-wrap: wrap; }

  .screen.screen-reading { flex-direction: column; }
  .screen-reading .rd-side { width: auto; overflow: visible; }
  .screen-reading .rd-stage { container-type: normal; flex: none; padding: var(--gutter); }
  .screen-reading .rd-frame { width: 100%; }
  .screen-reading .rd-lanes { padding-right: var(--gutter); }
  .screen-reading .rd-box[data-box="feed"] .rd-box-label { top: auto; bottom: -24px; }
}

@media (prefers-reduced-motion: reduce) {
  .screen-reading .rd-kill.is-new,
  .screen-reading .rd-finding.is-new { animation: none; }
  .screen-reading .rd-video,
  .screen-reading .rd-box { transition: none; }
}