body { padding: 0; }
main { max-width: 960px; margin: 0 auto; padding: 24px 20px 64px; }
nav { display: flex; gap: 20px; flex-wrap: wrap; margin-bottom: 40px; }
nav a:first-child { margin-right: auto; font-weight: 700; }
header { max-width: 700px; margin-bottom: 28px; }
h1 { font-size: clamp(2rem, 5vw, 3.3rem); margin: 8px 0 16px; line-height: 1.15; }
h2 { margin-top: 0; }
.eyebrow { color: var(--accent); font-weight: 700; }
.card { background: var(--panel); border: 2px solid var(--line); border-radius: var(--wobble); box-shadow: 4px 4px 0 var(--shadow); padding: 24px; margin: 24px 0; }
label { display: block; font-weight: 600; margin-bottom: 8px; }
input[type=file] { width: 100%; padding: 8px 0; border: 0; box-sizing: border-box; background: transparent; font: inherit; }
input[type=file]::file-selector-button { padding: 8px 12px; margin-right: 10px; border: 1px solid var(--line); border-radius: 6px; background: var(--panel); color: var(--ink); font: inherit; cursor: pointer; }
.muted, #file-help { font-size: .9rem; color: var(--muted); }
.actions { display: flex; gap: 10px; flex-wrap: wrap; }
#library { display: grid; gap: 10px; margin: 16px 0 24px; }
#library button { text-align: left; overflow-wrap: anywhere; }
.workspace > h2 { margin-bottom: 8px; }
.close-card { float: right; margin: -8px -8px 8px 12px; }
button.icon-button { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; padding: 10px; border: 1px solid transparent; border-radius: 10px; box-shadow: none; transform: none; }
button.icon-button:hover { background: var(--sunk); border-color: var(--line); transform: none; box-shadow: none; }
button.icon-button[aria-expanded=true] { background: var(--mark); border-color: var(--accent); }
.icon-button svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.icon-button svg text { fill: currentColor; stroke: none; font: bold 6px sans-serif; text-anchor: middle; }
#library { grid-template-columns: repeat(auto-fit, minmax(min(100%, 230px), 1fr)); }
.import-row { margin-top: 24px; }
#youtube-form { margin-bottom: 24px; }
.youtube-input-row { display: flex; flex-wrap: wrap; gap: 10px; }
#youtube-url { flex: 1 1 220px; min-width: 0; max-width: 100%; box-sizing: border-box; font: inherit; }
.playback-card-actions { display: flex; align-items: center; gap: 4px; flex-shrink: 0; }
.playback-card-actions .close-card { float: none; margin: 0; }
#playback-selection { min-width: 0; overflow-wrap: anywhere; }
main:has(#preview:not([hidden])) { max-width: none; }
main:has(#preview:not([hidden])) > header { display: none; }
main:has(#preview:not([hidden])) > #youtube-form { display: none; }
main:has(#preview:not([hidden])) > nav { margin-bottom: 20px; }
#preview { margin-top: 12px; }
.playback-toolbar { display: flex; align-items: start; justify-content: space-between; gap: 16px; margin-bottom: 16px; }
.playback-source { min-width: 0; }
#playback-heading { margin: 0 0 6px; font-size: 1.5rem; overflow-wrap: anywhere; }
#playback-heading:focus { outline: none; }
.media-picker { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 12px; }
#selected-media { font-size: .9rem; color: var(--muted); overflow-wrap: anywhere; min-width: 0; }
#video-picker { position: relative; flex-shrink: 0; }
#video-picker > summary { padding: 6px 10px; border: 1px solid var(--line); border-radius: 6px; font-size: .85rem; cursor: pointer; }
.video-picker-menu { position: absolute; left: 0; top: calc(100% + 6px); z-index: 20; width: min(340px, calc(100vw - 48px)); padding: 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); box-shadow: 0 6px 20px #0003; }
.video-picker-menu button { width: 100%; text-align: left; margin: 0; overflow-wrap: anywhere; }
#translated-videos { display: grid; gap: 6px; max-height: 280px; overflow-y: auto; }
#translated-videos:not(:empty) { border-top: 1px solid var(--line); margin-top: 10px; padding-top: 10px; }
#subtitle-actions { position: relative; flex-shrink: 0; width: fit-content; }
#subtitle-actions > summary { display: flex; align-items: center; justify-content: center; box-sizing: border-box; width: 44px; height: 44px; cursor: pointer; list-style: none; border: 1px solid transparent; border-radius: 10px; }
#subtitle-actions > summary::-webkit-details-marker { display: none; }
#subtitle-actions > summary svg { width: 24px; height: 24px; fill: currentColor; }
#subtitle-actions > summary:hover, #subtitle-actions[open] > summary { background: var(--sunk); border-color: var(--line); }
#subtitle-actions > summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.subtitle-menu { position: absolute; top: calc(100% + 6px); left: 0; z-index: 2; display: grid; min-width: 210px; padding: 6px; border: 1px solid var(--line); border-radius: 10px; background: var(--panel); box-shadow: 0 4px 12px var(--shadow); }
.subtitle-menu button { text-align: left; border: 0; border-radius: 6px; box-shadow: none; transform: none; }
.subtitle-menu { width: min(310px, calc(100vw - 64px)); min-width: 0; max-height: min(70vh, 600px); overflow-y: auto; box-sizing: border-box; }
.subtitle-submenu > summary { padding: 12px 10px; cursor: pointer; border-radius: 6px; font-weight: 600; }
.subtitle-submenu > summary:hover { background: var(--sunk); }
.subtitle-submenu > summary:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.subtitle-submenu > label { padding-left: 18px; }
.subtitle-submenu > button { width: 100%; }
.playback-card-actions .subtitle-menu { left: auto; right: -48px; }
#playback-selection { clear: both; }
#sentence-actions { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)) minmax(0, 1.6fr); max-width: 560px; margin: 16px auto 0; }
#sentence-actions button { min-width: 0; padding: 10px 4px; }
#sentence-actions button[aria-pressed=true] { background: var(--mark); color: var(--ink); }
.subtitle-menu label { display: flex; align-items: center; gap: 8px; padding: 10px; margin: 0; font-size: .95rem; cursor: pointer; }
.subtitle-menu label { min-height: 44px; box-sizing: border-box; border-radius: 6px; font-weight: 400; }
.subtitle-menu label:hover { background: var(--sunk); }
.subtitle-menu input[type=checkbox] { appearance: auto; flex: 0 0 18px; width: 18px; height: 18px; min-height: 0; padding: 0; margin: 0; border-radius: 3px; box-shadow: none; accent-color: var(--teal); cursor: pointer; }
.subtitle-menu input[type=checkbox]:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.subtitle-menu .segment-pause-duration { justify-content: space-between; font-size: .85rem; }
#segment-pause-seconds, #sentence-pause-seconds { box-sizing: border-box; width: 76px; flex-shrink: 0; min-width: 0; padding: 6px; font: inherit; }
#subtitle-title { max-width: 100%; box-sizing: border-box; margin-bottom: 12px; }
#save-status { color: var(--muted); }
progress { width: 100%; accent-color: var(--teal); }
video { display: block; width: 100%; max-height: 60vh; background: #111; border-radius: 0; }
video.audio-only { display: block; height: 54px; background: transparent; }
.audio-caption { min-height: 3em; padding: 12px; background: var(--sunk); text-align: center; font-size: 1.25rem; white-space: pre-line; }
.turkish-caption { min-height: 2em; margin: 24px 0 0; padding: 12px; text-align: center; font-size: 1.2rem; line-height: 1.5; }
.turkish-caption { display: flex; justify-content: center; align-items: start; align-content: start; flex-wrap: wrap; gap: 20px 16px; box-sizing: border-box; }
.word-translation { display: inline-grid; grid-template-rows: auto auto; gap: 6px; align-items: start; justify-items: center; min-width: 0; max-width: 100%; }
#turkish-caption:is(.norwegian-focus, .turkish-focus) { position: relative; isolation: isolate; }
.focus-highlights { position: absolute; inset: 0; z-index: 0; opacity: .7; pointer-events: none; }
.focus-highlights > span { position: absolute; background: #7763b6; border-radius: 4px; }
#word-repetitions { position: absolute; top: 12px; right: 12px; z-index: 3; padding: 8px 10px; max-width: 45%; box-sizing: border-box; border-radius: 8px; background: #161b26e6; color: #fff; font-size: clamp(.7rem, 1vw, 1rem); }
#preview #word-repetitions button { font-family: inherit; font-size: .7rem; line-height: 1.2; min-height: 0; min-width: 0; color: #fff; background: #ffffff18; border: 1px solid #ffffff50; border-radius: 4px; padding: 2px 4px; box-shadow: none; cursor: pointer; }
#known-word-status:empty { display: none; }
#known-word-status { max-width: 20em; font-size: .75rem; }
#preview #turkish-caption .spoken-word.known-word { color: #7fe2a5 !important; }
#word-repetitions button:focus-visible { outline: 2px solid #ffe08a; outline-offset: 2px; }
#word-repetitions .mark-word-known { opacity: 0; pointer-events: none; }
#word-repetitions:hover .mark-word-known,
#word-repetitions:focus-within .mark-word-known { opacity: 1; pointer-events: auto; }
#show-known-words { margin-bottom: 6px; width: 100%; }
#all-video-words, #known-word-list { max-height: 35vh; overflow-y: auto; margin-bottom: 8px; }
#all-video-words { max-height: none; overflow: visible; }
.word-pagination { display: flex; align-items: center; justify-content: space-between; gap: 6px; margin-top: 6px; }
.word-pagination > span { font-size: .75em; white-space: nowrap; }
#all-video-words .repetition-count > span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
#known-word-list { margin-top: 8px; padding-top: 6px; }
.repetition-count.is-new { color: #d6c8ff; background: #7763b650; border-left: 3px solid #ad91ff; }
.repetition-count.is-known { color: #7fe2a5; background: #24583c80; border-left: 3px solid #7fe2a5; }
#preview #word-repetitions .mark-word-known[aria-pressed='true'] { background: #24583c; border-color: #7fe2a5; color: #7fe2a5; }
#word-repetitions > p { margin: 0 0 6px; font-size: .85em; color: #ccd4e2; }
.repetition-count { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) auto auto; align-items: center; gap: 8px; min-height: 26px; padding: 3px 5px; margin-bottom: 3px; border-radius: 4px; }
.repetition-count > span { overflow-wrap: anywhere; min-width: 0; }
.repetition-count > strong { font-variant-numeric: tabular-nums; white-space: nowrap; }
#turkish-caption:is(.norwegian-focus, .turkish-focus) .word-translation { z-index: 1; }
#turkish-caption.norwegian-focus .word-translation { position: relative; isolation: isolate; }
#turkish-caption.norwegian-focus .word-translation:has(.source-words .speaking) { z-index: 2; }
#turkish-caption.norwegian-focus .source-words { position: relative; }
#turkish-caption.norwegian-focus .norwegian-word-badge { display: none; }
#turkish-caption.norwegian-focus .source-word-unit { position: relative; }
#turkish-caption.norwegian-focus .source-words .spoken-word { display: inline-block; transform-origin: center top; transition: transform 350ms ease-out, opacity 350ms ease-out, color 350ms ease-out; }
#turkish-caption.norwegian-focus .source-words .spoken-word.speaking { transform: translateY(.65em) scale(1.45); opacity: .9; z-index: 2; background: transparent; box-shadow: none; color: inherit !important; }
#turkish-caption.norwegian-focus .word-meaning { position: relative; z-index: 1; }
#turkish-caption.norwegian-focus .word-meaning.speaking { background: transparent; box-shadow: none; color: var(--meaning-color, #a65316) !important; }
.video-overlay #turkish-caption.norwegian-focus .word-meaning { text-shadow: 0 1px 3px #000, 0 0 5px #000; }
.video-overlay #turkish-caption:is(.norwegian-focus, .turkish-focus) .word-meaning.speaking { color: var(--meaning-color, #ffe08a) !important; }
#turkish-caption.turkish-focus .word-translation { position: relative; isolation: isolate; }
#turkish-caption.turkish-focus .word-translation:has(.word-meaning.speaking) { z-index: 2; }
#turkish-caption.turkish-focus .norwegian-word-badge { display: none; }
#turkish-caption.turkish-focus .source-word-unit { position: relative; }
#turkish-caption.turkish-focus .source-words .spoken-word { z-index: 3; font-weight: 400; -webkit-text-stroke: 2px #000; paint-order: stroke fill; text-shadow: 0 1px 2px #000; transition: transform 350ms ease-out; }
#turkish-caption.turkish-focus .segment-active .source-words .spoken-word { transform: translateY(-.4em); }
#turkish-caption.turkish-focus .source-words .spoken-word.speaking { background: transparent; color: inherit !important; box-shadow: none; }
#turkish-caption.turkish-focus .word-meaning { position: relative; font-weight: 400; }
#turkish-caption.turkish-focus .meaning-text { display: inline-block; position: relative; z-index: 2; opacity: .5; }
#turkish-caption.turkish-focus .meaning-text { transform-origin: center bottom; transition: transform 350ms ease-out, opacity 350ms ease-out, color 350ms ease-out; }
#turkish-caption.turkish-focus .word-meaning.speaking { background: transparent; box-shadow: none; color: var(--meaning-color, #a65316) !important; }
#turkish-caption.turkish-focus .word-meaning.speaking .meaning-text { transform: translateY(-.65em) scale(1.3); opacity: .9; }
@media (prefers-reduced-motion: reduce) {
  #turkish-caption.turkish-focus .source-words .spoken-word,
  #turkish-caption.turkish-focus .meaning-text,
  #turkish-caption.norwegian-focus .source-words .spoken-word { transition: none; }
}
.source-words { overflow-wrap: anywhere; }
.turkish-caption.hide-gloss .word-meaning { display: none; }
.turkish-caption.hide-gloss .word-translation { grid-template-rows: auto; gap: 0; }
.natural-caption { margin: 20px 12px 0; padding-top: 16px; border-top: 1px solid var(--line); text-align: center; overflow-wrap: anywhere; }
.natural-caption p { margin: 8px 0 0; padding: 10px 12px; border-radius: 8px; font-size: 1.15rem; line-height: 1.6; }
.natural-phrase { display: inline-grid; grid-template-areas: 'badge' 'text'; justify-items: center; row-gap: 3px; max-width: 100%; vertical-align: bottom; margin-top: 6px; }
.natural-phrase-text { grid-area: text; min-width: 0; }
.natural-word-badge, .natural-badge-size { grid-area: badge; box-sizing: border-box; max-width: 100%; padding: 4px 8px; border: 1px solid transparent; border-radius: 5px; font-size: 1rem; line-height: 1.4; visibility: hidden; }
.natural-phrase.speaking .natural-word-badge { visibility: visible; color: var(--ink); }
.natural-phrase.speaking .natural-phrase-text { text-decoration-line: underline; text-decoration-style: dashed; text-decoration-color: var(--accent); text-decoration-thickness: 2px; text-underline-offset: 5px; }
.natural-caption button { margin-top: 12px; }
.emoji-hints { display: inline-flex; align-items: center; gap: 3px; margin-inline-end: .3em; vertical-align: baseline; font-size: .9em; font-weight: 400; }
.hint-suffix { display: inline-flex; align-items: center; padding: 1px 3px; border: 1px dashed var(--muted); border-radius: 4px; font-size: .75em; line-height: 1.3; }
#emoji-status { margin: 0; padding: 4px 10px 10px; font-size: .8rem; }
.word-meaning { color: var(--ink); font-size: 1.4rem; font-weight: 700; line-height: 1.5; overflow-wrap: anywhere; }
#turkish-caption .source-words { color: #203b59; }
#turkish-caption .word-meaning { font-size: 1.25rem; --meaning-color: #a65316; color: var(--meaning-color); }
.reading-focus { display: grid; gap: 10px; box-sizing: border-box; margin-top: 24px; padding: 20px 16px; background: var(--sunk); border-radius: 12px; text-align: center; }
.reading-focus > div { min-width: 0; min-height: 1.4em; overflow-wrap: anywhere; line-height: 1.4; }
#focus-turkish { font-size: 1.6rem; font-weight: 700; color: #203b59; }
#focus-norwegian { font-size: 1.5rem; font-weight: 700; color: #a65316; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) #turkish-caption .source-words, :root:not([data-theme='light']) #focus-turkish { color: #c5dfff; }
  :root:not([data-theme='light']) #turkish-caption .word-meaning, :root:not([data-theme='light']) #focus-norwegian { --meaning-color: #ffc078; color: var(--meaning-color); }
}
:root[data-theme='dark'] #turkish-caption .source-words, :root[data-theme='dark'] #focus-turkish { color: #c5dfff; }
:root[data-theme='dark'] #turkish-caption .word-meaning, :root[data-theme='dark'] #focus-norwegian { --meaning-color: #ffc078; color: var(--meaning-color); }
.spoken-word { border-radius: 4px; padding: 2px 3px; }
.spoken-word.speaking { background: var(--mark); color: var(--ink); box-shadow: 0 2px 0 var(--accent); }
#turkish-caption .source-words { display: flex; flex-wrap: wrap; justify-content: center; gap: 18px 3px; padding-top: 18px; }
#turkish-caption .source-words .spoken-word { position: relative; min-width: 0; max-width: 100%; box-sizing: border-box; }
.source-word-unit { display: inline-grid; justify-items: center; max-width: 100%; min-width: 0; }
.norwegian-word-badge { display: none; }
.show-norwegian-badge .norwegian-word-badge { display: block; visibility: hidden; max-width: 100%; padding: 4px 8px; box-sizing: border-box; font-size: 1rem; line-height: 1.4; color: var(--ink); }
.show-norwegian-badge .source-word-unit:has(.speaking) .norwegian-word-badge { visibility: visible; }
#turkish-caption.show-norwegian-badge .source-words { align-items: end; }
.result-heading { display: flex; justify-content: space-between; align-items: start; gap: 16px; flex-wrap: wrap; }
.cue { border-top: 1px solid var(--muted); padding: 18px 0; }
.cue-top { display: flex; align-items: end; gap: 12px; flex-wrap: wrap; }
.cue-top input { width: 110px; }
.cue-top label { font-size: .85rem; }
.cue p { color: var(--muted); margin: 12px 0 8px; }
.cue textarea { width: 100%; min-height: 76px; box-sizing: border-box; resize: vertical; font: inherit; }
.cue.active { border-left: 4px solid var(--teal); padding-left: 12px; }
#status.error, #edit-status { color: var(--bad); }
#library-status:empty, #status:empty, #preview-help:empty { display: none; }
[hidden] { display: none !important; }
#video-stage { position: relative; }
#youtube-player { width: 100%; height: min(56.25vw, 60vh); min-height: 200px; background: #111; }
#preview.tv-mode #youtube-player { height: min(56.25vw, 72vh); }
#youtube-player iframe { display: block; width: 100%; height: 100%; min-height: 200px; border: 0; }
.video-overlay { z-index: 1; }
#preview:fullscreen #youtube-player { height: 100%; position: absolute; inset: 0; }
.video-overlay { position: absolute; bottom: 56px; left: 3%; right: 3%; max-height: calc(100% - 68px); overflow-y: auto; overscroll-behavior: contain; scrollbar-width: thin; padding: 4px; box-sizing: border-box; color: white; --ink: #fff; --line: #ffffff50; --accent: #ffe08a; }
.video-overlay:has(> [hidden]):not(:has(> :not([hidden]))) { display: none; }
.video-overlay #turkish-caption { width: fit-content; max-width: 100%; min-height: 0; margin: 0 auto; padding: 2px 5px 6px; gap: 8px 12px; font-size: 1rem; background: rgb(0 0 0 / 72%); border-radius: 4px; }
.video-overlay #turkish-caption .source-words { color: white !important; padding-top: 2px; gap: 8px 3px; }
.video-overlay #turkish-caption .word-meaning { --meaning-color: #ffe08a !important; color: var(--meaning-color) !important; font-size: 1rem; }
.video-overlay .word-translation { gap: 2px; }
.video-overlay .natural-caption p, .video-overlay .reading-focus > div,
.video-overlay .audio-caption { width: fit-content; max-width: 100%; box-sizing: border-box; background: rgb(0 0 0 / 72%); border-radius: 4px; padding: 2px 5px; }
.video-overlay .reading-focus > div, .video-overlay .audio-caption { min-height: 0; margin-inline: auto; }
.video-overlay .reading-focus > div:empty { display: none; }
.video-overlay .spoken-word.speaking { color: #211b0b !important; background: #ffe08a; }
.video-overlay #turkish-caption .word-meaning.speaking { color: #211b0b !important; }
.video-overlay .natural-caption { margin: 8px 0 0; padding-top: 0; border-top: 0; }
.video-overlay .natural-caption p { margin: 0 auto; font-size: 1rem; }
.video-overlay .natural-phrase { margin-top: 2px; }
.video-overlay .natural-word-badge, .video-overlay .natural-badge-size, .video-overlay .norwegian-word-badge { font-size: .85rem; padding: 2px 4px; }
.video-overlay .reading-focus { margin: 0 0 8px; padding: 4px; background: transparent; gap: 2px; }
.video-overlay #focus-turkish, .video-overlay #focus-norwegian { font-size: 1.1rem; color: white !important; }
@media (max-width: 550px) {
  .video-overlay #turkish-caption, .video-overlay #turkish-caption .word-meaning, .video-overlay .natural-caption p { font-size: .85rem; }
  .video-overlay #turkish-caption { gap: 4px 6px; }
  .video-overlay .natural-word-badge, .video-overlay .natural-badge-size, .video-overlay .norwegian-word-badge { font-size: .75rem; padding: 1px 2px; }
}
@media (max-width: 550px) { .card { padding: 16px; } main { padding: 16px 12px 40px; } nav { gap: 12px; } }

/* A quiet, readable viewing surface for a television or fullscreen display. */
body.tv-view:has(#preview:not([hidden])) { background: #0c1016; }
body.tv-view:has(#preview:not([hidden])) main > nav { display: none; }
#preview.tv-mode, #preview:fullscreen {
  --panel: #171e28; --sunk: #253142; --ink: #f3f6fc; --muted: #b4c1d2;
  --line: #45556d; --accent: #9acbff; --mark: #f3d98a; --teal: #80d0cb;
  --shadow: transparent;
  color: var(--ink); color-scheme: dark; background: #0c1016;
  font-family: system-ui, sans-serif;
}
#preview.tv-mode { padding: clamp(8px, 1.5vw, 32px); border-radius: 16px; }
#preview.tv-mode video { max-height: 78vh; }
#preview:is(.tv-mode, :fullscreen) .playback-toolbar { align-items: center; flex-wrap: wrap; }
#preview:is(.tv-mode, :fullscreen) #playback-heading { font-size: clamp(1.25rem, 1.6vw, 2.5rem); }
#preview:is(.tv-mode, :fullscreen) :is(button, summary, label, input) { font-family: inherit; font-size: clamp(1rem, 1.2vw, 1.75rem); }
#preview:is(.tv-mode, :fullscreen) :is(button, summary) { min-height: 48px; border-radius: 8px; box-shadow: none; transform: none; }
#preview:is(.tv-mode, :fullscreen) :is(button, summary, input):focus-visible { outline: 3px solid #9acbff; outline-offset: 4px; }
#preview:is(.tv-mode, :fullscreen) #tv-mode[aria-pressed=true] { background: #253142; color: #9acbff; }
#preview:is(.tv-mode, :fullscreen) .subtitle-menu { left: auto; right: 0; width: min(420px, calc(100vw - 48px)); max-height: 65vh; z-index: 30; }
#preview:is(.tv-mode, :fullscreen) .subtitle-menu label { font-size: clamp(1.1rem, 1.2vw, 1.75rem); padding-block: 14px; }
#preview:is(.tv-mode, :fullscreen) .video-overlay { bottom: max(64px, 6vh); left: 5%; right: 5%; max-height: calc(100% - 90px); }
#preview:is(.tv-mode, :fullscreen) .video-overlay :is(#turkish-caption, #turkish-caption .word-meaning, .natural-caption p, #focus-turkish, #focus-norwegian) { font-size: clamp(1rem, 1.4vw, 2rem); line-height: 1.45; }
#preview:is(.tv-mode, :fullscreen) .video-overlay #turkish-caption { padding: 6px 12px 10px; }
#preview:is(.tv-mode, :fullscreen) .video-overlay :is(.natural-word-badge, .natural-badge-size, .norwegian-word-badge) { font-size: clamp(.8rem, 1vw, 1.4rem); }
#preview:fullscreen { display: flex; flex-direction: column; box-sizing: border-box; width: 100%; height: 100%; margin: 0; padding: clamp(12px, 2vw, 40px); overflow-y: auto; }
#preview:fullscreen .playback-toolbar { flex-shrink: 0; }
#preview:fullscreen #video-stage { flex: 1 1 auto; min-height: 180px; background: #000; }
#preview:fullscreen video { position: absolute; width: 100%; height: 100%; max-height: none; object-fit: contain; }
#preview:fullscreen #subtitle-home { flex-shrink: 0; }
#translation-coverage { flex-shrink: 0; padding: 10px 2px 14px; }
.coverage-legend { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 7px; color: var(--muted); font: .85rem/1.4 system-ui, sans-serif; }
.coverage-legend { flex-wrap: wrap; justify-content: start; }
.coverage-legend > span { display: inline-flex; align-items: center; gap: 7px; }
.coverage-key { width: 9px; height: 9px; border-radius: 50%; background: #7763b6; }
#coverage-position { font-variant-numeric: tabular-nums; margin-left: auto; }
#coverage-bar { position: relative; height: 32px; border-radius: 5px; background: var(--sunk); box-shadow: inset 0 0 0 1px var(--line); cursor: pointer; }
#coverage-bar:focus-visible { outline: 3px solid var(--accent); outline-offset: 4px; }
#coverage-current-time { position: absolute; top: 50%; left: clamp(30px, var(--position, 0%), calc(100% - 30px)); transform: translate(-50%, -50%); padding: 1px 5px; border-radius: 4px; background: #111e; color: white; font: 600 .8rem/1.5 system-ui, sans-serif; font-variant-numeric: tabular-nums; pointer-events: none; }
#coverage-ranges { position: absolute; inset: 0; overflow: hidden; border-radius: inherit; }
.coverage-range { position: absolute; top: 0; bottom: 0; background: #7763b6; }
.coverage-range.known { z-index: 1; min-width: 2px; background: #299c73; }
.coverage-key.known { background: #299c73; }
.coverage-range:is(.loading, .error) { z-index: 2; }
.coverage-range.loading, .coverage-key.loading { background: #e6b52e; }
.coverage-range.error, .coverage-key.error { background: #da5353; }
.coverage-range.loading { background-image: repeating-linear-gradient(135deg, transparent 0 5px, #ffffff40 5px 8px); }
.coverage-range.error { background-image: repeating-linear-gradient(90deg, transparent 0 6px, #0002 6px 8px); }
#coverage-status { color: var(--muted); font-size: .9rem; margin: 8px 0 0; }
#coverage-status:empty { display: none; }
#coverage-playhead { position: absolute; top: -3px; bottom: -3px; width: 3px; transform: translateX(-50%); border-radius: 2px; background: var(--ink); box-shadow: 0 0 0 1px var(--panel); }
#preview:is(.tv-mode, :fullscreen) .coverage-legend { font-size: clamp(.9rem, 1.2vw, 1.5rem); }
#translation-coverage { cursor: auto; }
#preview:is(.tv-mode, :fullscreen) :is(.playback-toolbar, #sentence-actions) { transition: opacity 180ms ease; }
#preview.tv-idle :is(.playback-toolbar, #sentence-actions) { opacity: 0; visibility: hidden; pointer-events: none; }
#preview.tv-idle, #preview.tv-idle video { cursor: none; }
@media (prefers-reduced-motion: reduce) {
  #preview:is(.tv-mode, :fullscreen) :is(.playback-toolbar, #sentence-actions) { transition: none; }
}
@media (max-width: 550px) {
  .playback-toolbar { flex-wrap: wrap; }
  .playback-card-actions { flex-wrap: wrap; }
}