.watch-page-root{position:relative;height:100%}.watch-seo-snapshot{display:block;max-width:880px;margin:0 auto;padding:var(--space-5);color:var(--ink);background:var(--surface);font-family:var(--font-cjk-ui);line-height:var(--leading-body);white-space:normal}.watch-seo-snapshot h1{margin:0 0 var(--space-3);font-size:1.25rem;line-height:var(--leading-tight);color:var(--ink)}.watch-seo-snapshot p{margin:0 0 var(--space-3);color:var(--ink-soft)}.watch-seo-snapshot ol{margin:0 0 var(--space-5);padding-left:1.4rem;color:var(--ink-soft)}.watch-seo-snapshot li{margin-bottom:var(--space-2);line-height:var(--leading-reading)}.watch-seo-snapshot .watch-seo-vocab{margin-top:var(--space-5);padding-top:var(--space-4);border-top:1px solid var(--line)}.watch-seo-snapshot .watch-seo-vocab h2{margin:0 0 var(--space-2);font-size:1.05rem;color:var(--ink)}.watch-seo-snapshot .watch-seo-vocab-list{display:grid;grid-gap:var(--space-3);gap:var(--space-3);padding:0;list-style:none}.watch-seo-snapshot .watch-seo-vocab-item{display:grid;grid-gap:var(--space-1);gap:var(--space-1);padding:var(--space-3);border:1px solid var(--line);border-radius:var(--radius-md);background:var(--surface-soft)}.watch-seo-snapshot .watch-seo-vocab-item ruby{font-family:var(--font-cjk-ja);font-size:1.05rem;font-weight:700}.watch-seo-snapshot .watch-seo-vocab-item rt{font-size:.5em;color:var(--muted)}.watch-seo-snapshot .watch-seo-vocab-item .jlpt-chip{margin-left:var(--space-2)}.watch-seo-snapshot .watch-seo-vocab-item small{font-family:var(--font-cjk-ja);color:var(--muted);font-size:.85rem}.watch-seo-snapshot nav{display:flex;flex-wrap:wrap;gap:var(--space-3);margin-top:var(--space-5);padding-top:var(--space-4);border-top:1px solid var(--line)}.watch-seo-snapshot nav a{color:var(--link);text-decoration:underline;text-underline-offset:2px}body:has(.watch-page-shell) .watch-seo-snapshot{display:none}body:has(.watch-unavailable-card) .watch-seo-snapshot{display:none}.watch-page-shell{--video-height:clamp(160px,calc((100vw - var(--control-width)) * 9 / 16),33dvh);position:relative;width:100%;height:calc(100dvh - var(--nav-height));background:var(--surface-elevated);overflow:hidden;display:flex;flex-direction:column}.watch-fixed-shell{flex:0 0 auto}.watch-left-column{display:contents}.player-row{display:grid;grid-template-columns:minmax(0,1fr) var(--control-width);align-items:stretch;min-height:0}.player-shell{position:relative;height:var(--video-height);min-height:160px;border-right:1px solid var(--line);overflow:hidden;background:#000}.watch-terms-start-banner{position:absolute;left:10px;right:10px;bottom:10px;z-index:6;display:flex;align-items:center;justify-content:space-between;gap:var(--space-2);padding:8px 10px;border:1px solid hsla(0,0%,100%,.22);border-radius:12px;background:rgba(2,6,23,.78);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);color:var(--ink)}.watch-terms-start-banner-text{margin:0;color:var(--ink);font-size:.82rem;line-height:1.35;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.watch-terms-gate-primary{border:1px solid var(--success);background:var(--success);color:var(--accent-contrast);width:auto;height:auto;min-height:34px;padding:8px 14px;border-radius:999px;font-size:.82rem;font-weight:700;line-height:1;white-space:nowrap;cursor:pointer;position:relative;overflow:visible;box-shadow:inset 0 0 0 1px hsla(0,0%,100%,.62),0 0 18px hsla(0,0%,100%,.26),0 8px 18px rgba(6,78,59,.45)}.watch-terms-gate-primary:hover{filter:brightness(1.1)}.watch-terms-gate-primary:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}@media (max-width:560px){.watch-terms-start-banner{left:8px;right:8px;bottom:8px;padding:7px 8px}.watch-terms-gate-primary{min-height:32px;padding:7px 12px;font-size:.78rem}.watch-terms-start-banner-text{font-size:.75rem}}.watch-terms-inline-help-icon{display:inline-flex;align-items:center;vertical-align:-2px;color:var(--accent)}.player-shell iframe{border:none}.player-shell iframe,.youtube-host{width:100%;height:100%}.player-facade{display:flex;align-items:center;justify-content:center;border:none;padding:0;margin:0;cursor:pointer;overflow:hidden}.player-facade,.player-facade-poster{position:absolute;inset:0;background:#000}.player-facade-poster{width:100%;height:100%;object-fit:cover}.player-facade-play{position:relative;display:inline-block;pointer-events:none;transition:transform .15s ease;filter:drop-shadow(0 2px 6px rgba(0,0,0,.5))}.player-facade:focus-visible .player-facade-play,.player-facade:hover .player-facade-play{transform:scale(1.06)}.player-facade:focus-visible{outline:2px solid #4d9cf6;outline-offset:-2px}.watch-terms-consent-note{position:absolute;left:0;right:0;bottom:0;z-index:6;padding:6px 10px;text-align:center;font-size:var(--text-xs);line-height:1.4;color:#e5e7eb;background:linear-gradient(0deg,rgba(0,0,0,.78),transparent);pointer-events:none}.watch-terms-link{color:#93c5fd;text-decoration:underline;background:none;border:none;padding:0 2px;margin:0;cursor:pointer;font-size:inherit;font-family:inherit;pointer-events:auto}.watch-coachmark{position:fixed;inset:0;z-index:1500;display:flex;align-items:flex-start;justify-content:center;padding-top:calc(var(--nav-height) + 12px);pointer-events:none}.watch-coachmark-card{pointer-events:auto;width:calc(100% - 32px);max-width:360px;background:var(--overlay-head-bg);border:1px solid var(--line-strong);border-radius:var(--radius-lg);box-shadow:var(--overlay-shadow);padding:var(--space-4);color:var(--ink)}.watch-coachmark-title{display:block;font-size:var(--text-base);color:var(--ink);margin-bottom:var(--space-2)}.watch-coachmark-list{margin:0 0 var(--space-3);padding-left:1.2em;display:grid;grid-gap:var(--space-2);gap:var(--space-2)}.watch-coachmark-list li{font-size:var(--text-sm);color:var(--ink-soft);line-height:1.5}.watch-coachmark-dismiss{width:100%;height:var(--control-height);border-radius:var(--radius-sm);border:1px solid var(--success);background:var(--success);color:var(--accent-contrast);font-size:var(--text-md);font-weight:700;cursor:pointer}.watch-coachmark-dismiss:hover{filter:brightness(1.08)}.subtitle-more-wrap{position:relative;display:inline-flex}.subtitle-more-backdrop{position:fixed;inset:0;z-index:1200;background:transparent;border:none;padding:0;margin:0;cursor:default}.subtitle-more-menu{position:fixed;z-index:1201;min-width:160px;background:var(--overlay-head-bg);border:1px solid var(--line-strong);border-radius:var(--radius-md);box-shadow:var(--overlay-shadow);padding:4px;display:grid;grid-gap:2px;gap:2px}.subtitle-more-item{display:flex;align-items:center;gap:8px;width:100%;padding:8px 10px;background:none;border:none;border-radius:var(--radius-sm);color:var(--ink);font-size:var(--text-sm);cursor:pointer;text-align:left}.subtitle-more-item:hover{background:var(--surface-hover)}.subtitle-more-item.active{color:var(--info)}.player-loading{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:var(--ink-soft);background:rgba(0,0,0,.45);font-size:.82rem}.side-controls{height:var(--video-height);min-height:0;display:flex;flex-direction:column;align-items:center;gap:var(--space-2);padding:var(--space-1) 0;overflow-x:hidden;overflow-y:auto;scrollbar-width:thin}.site-controls-bottom,.site-controls-main{display:flex;flex:0 0 auto;flex-direction:column;align-items:center;gap:clamp(2px,.9dvh,var(--space-3))}.site-controls-bottom{margin-top:auto;padding-bottom:var(--space-1)}.side-controls .btn{flex:0 0 var(--control-btn-size);border:1px solid var(--btn-border);width:var(--control-btn-wide);height:var(--control-btn-size);font-size:var(--text-sm);line-height:var(--leading-tight)}.side-controls .dub-test-btn-neutral{color:var(--muted);border-color:var(--btn-border);background:var(--btn-bg)}.side-controls .dub-test-btn-blue{color:#e8f0ff;border-color:#2563eb;background:#2563eb}.side-controls .dub-test-btn-green{color:var(--accent-contrast);border-color:var(--success);background:var(--success)}.side-controls .dub-test-btn-blue:hover{filter:brightness(1.05)}.side-controls .dub-test-btn-green:hover{filter:brightness(1.06)}.watch-actions-row{display:flex;align-items:flex-end;justify-content:flex-start;gap:var(--space-1);border-bottom:1px solid var(--line);background:var(--surface-elevated)}.watch-page-shell.overlay-open .site-controls,.watch-page-shell.overlay-open .watch-actions-row{opacity:.56}.watch-tabs{display:flex;align-items:flex-end;justify-content:flex-start;width:100%}.watch-tabs button{height:34px;border:1px solid var(--btn-border);border-bottom:0;border-radius:var(--radius-md) var(--radius-md) 0 0;background:var(--surface-elevated);color:var(--ink);font-size:var(--text-sm);line-height:var(--leading-tight);cursor:pointer;width:62px;margin-right:1px;box-shadow:var(--shadow-btn);transition:transform .1s ease,box-shadow .1s ease,background-color .2s ease}.watch-tabs button:hover{background:var(--surface-hover);box-shadow:var(--shadow-btn-hover)}.watch-tabs button:active{box-shadow:none}.close-icon-btn:focus-visible,.playlist-item-card.clickable:focus-visible,.playlist-skip-btn:focus-visible,.watch-tabs button:focus-visible,.yt-link:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}.watch-tabs button.active{background:var(--success);color:var(--accent-contrast);border-color:var(--success)}.watch-tabs button.tab-help+button{margin-left:auto}@keyframes termsConsentBeacon{0%,74%,to{border-color:var(--danger);box-shadow:0 0 0 0 rgba(220,38,38,.18)}75%,86%{border-color:#ff4d4f;box-shadow:0 0 0 4px rgba(220,38,38,.26)}}.watch-terms-checkbox-row.watch-terms-checkbox-row-alert{animation:termsConsentBeacon 2.4s step-end infinite}.content-section{flex:1 1 auto;min-height:0;position:relative;background:var(--surface-elevated);display:flex;flex-direction:column}.content-pager{flex:1 1 auto;min-height:0;display:flex;overflow-x:auto;overflow-y:hidden;scroll-snap-type:x mandatory;scroll-behavior:smooth;-webkit-overflow-scrolling:touch;touch-action:pan-y pinch-zoom;scrollbar-width:none}.content-pager.content-pager-swipe-disabled{overflow-x:hidden;overscroll-behavior-x:none}.content-pager::-webkit-scrollbar{display:none}.content-panel{flex:0 0 100%;min-width:0;height:100%;overflow:hidden;padding:0;scroll-snap-align:start;scroll-snap-stop:always}.tab-panel{flex-direction:column;height:100%}.page-controls,.tab-panel{display:flex;position:relative}.page-controls{flex:0 0 auto;align-items:center;gap:var(--space-2);padding:var(--space-1) var(--space-3);margin-bottom:0;border-bottom:1px solid var(--line);background:var(--surface-elevated);overflow-x:auto;overflow-y:hidden;-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain;touch-action:pan-x pan-y;z-index:2;scrollbar-width:auto}.page-controls::-webkit-scrollbar{height:8px}.page-controls::-webkit-scrollbar-track{background:transparent}.page-controls::-webkit-scrollbar-thumb{background:var(--line-strong);border-radius:10px}.page-controls:hover::-webkit-scrollbar-thumb{background:var(--muted)}.watch-page-shell.watch-mobile-controls-scrollbar-hidden .page-controls{padding:5px var(--space-3) 17px;margin-bottom:-12px;border-bottom:0;background:linear-gradient(to bottom,var(--surface-elevated) 0,var(--surface-elevated) calc(40px - 1px),var(--line) calc(40px - 1px),var(--line) 40px,transparent 40px,transparent 100%);scrollbar-width:none}.watch-page-shell.watch-mobile-controls-scrollbar-hidden .page-controls::-webkit-scrollbar{width:0;height:0}.watch-page-shell.watch-mobile-controls-scrollbar-hidden .page-controls::-webkit-scrollbar-thumb,.watch-page-shell.watch-mobile-controls-scrollbar-hidden .page-controls:hover::-webkit-scrollbar-thumb{background:transparent}.page-controls .btn{flex:0 0 50px;height:30px;white-space:nowrap}.page-controls .filter-btn{flex:0 0 30px;width:30px;height:30px;margin-left:auto}.page-body{position:relative;flex:1 1 auto;min-height:0;overflow-y:auto;overflow-x:hidden}.subtitles-panel{padding:var(--space-4);padding-bottom:60vh}.sentence-item{display:grid;grid-template-columns:1fr auto;align-items:flex-start;grid-gap:var(--space-3);gap:var(--space-3);padding:var(--space-2) var(--space-3);margin-bottom:var(--space-3);border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--surface);transition:all .2s ease;min-height:0}.sentence-item.active{background:var(--surface-soft);box-shadow:inset 4px 0 0 var(--accent);border-color:var(--line-strong)}.sentence-content{flex:1 1;min-width:0;padding:0}.sentence-actions-side{display:flex;flex-direction:column;align-items:center;justify-content:flex-start;gap:var(--space-1);flex:0 0 auto;padding-left:var(--space-2)}.sentence-idx-circle{width:24px;height:24px;background:var(--line);color:var(--ink-soft);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.7rem;font-weight:700}.sentence-item.active .sentence-idx-circle{background:var(--success);color:var(--accent-contrast)}.watch-subtitles-inline-ad{margin:var(--space-4) 0}.watch-bottom-anchor-slot{position:absolute;left:0;right:0;bottom:env(safe-area-inset-bottom,0);z-index:320;pointer-events:auto;display:flex;justify-content:center}.watch-bottom-anchor-slot:empty{display:none}.subtitle-ad-slot{border:1px solid var(--line-strong);border-radius:var(--radius-lg);background:linear-gradient(180deg,rgba(23,36,56,.9),rgba(18,28,44,.84));overflow:hidden}.subtitle-ad-slot-anchor{position:relative;width:min(100vw,390px);border-radius:0;box-shadow:none;border:0;background:#fafafa;color:#0f172a;overflow:visible}.subtitle-ad-slot-anchor-tab-btn{position:absolute;top:-22px;left:0;border:1px solid rgba(148,163,184,.55);border-bottom:0;border-radius:7px 7px 0 0;background:hsla(0,0%,100%,.98);color:#0f172a;cursor:pointer;height:24px;min-width:44px;padding:0;line-height:1;z-index:2;display:inline-flex;align-items:center;justify-content:center;-webkit-tap-highlight-color:transparent}.subtitle-ad-slot-anchor-chevron{transition:transform .18s ease}.subtitle-ad-slot-anchor-chevron.is-collapsed{transform:rotate(180deg)}.subtitle-ad-slot-anchor-body{max-height:180px;opacity:1;transition:max-height .22s ease,opacity .18s ease,padding .22s ease;padding:0}.subtitle-ad-slot-anchor-inner{min-height:0;border:0;border-radius:0;padding:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#fafafa}.subtitle-ad-creative-frame{width:100%;aspect-ratio:320/100;background:linear-gradient(0deg,rgba(241,245,249,.9),rgba(241,245,249,.9)),repeating-linear-gradient(135deg,rgba(148,163,184,.24) 0 8px,rgba(148,163,184,.12) 8px 16px);display:flex;align-items:center;justify-content:center}.subtitle-ad-creative-label{font-size:.75rem;letter-spacing:.08em;color:rgba(30,41,59,.76);font-weight:700;-webkit-user-select:none;-moz-user-select:none;user-select:none}.subtitle-ad-slot-anchor.is-collapsed .subtitle-ad-slot-anchor-body{max-height:0;opacity:0;padding-top:0;padding-bottom:0;overflow:hidden}.subtitle-ad-slot-anchor.is-collapsed{display:inline-flex;width:auto;border:0;box-shadow:none;background:transparent}.subtitle-ad-slot-anchor.is-collapsed .subtitle-ad-slot-anchor-tab-btn{position:static}.subtitle-ad-slot-head{display:flex;align-items:center;justify-content:space-between;gap:var(--space-2);padding:10px 12px;border-bottom:1px solid var(--line);background:rgba(148,163,184,.1)}.subtitle-ad-slot-label{font-size:.74rem;letter-spacing:.03em;text-transform:uppercase;color:var(--ink-soft)}.subtitle-ad-slot-size{font-size:.72rem;color:var(--muted)}.subtitle-ad-slot-body{padding:10px 12px 12px}.subtitle-ad-slot-body-inner{min-height:250px;border:1px dashed var(--line-strong);border-radius:var(--radius-md);padding:var(--space-3);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;background:rgba(2,6,23,.32)}.subtitle-ad-slot-title{margin:0;font-size:.95rem;font-weight:700;color:var(--ink)}.subtitle-ad-slot-copy{margin:var(--space-2) 0 0;font-size:.82rem;line-height:1.45;color:var(--ink-soft)}.btn-ghost-inline{width:28px;height:28px;background:transparent;border:1px solid transparent;box-shadow:none;opacity:.5;color:var(--ink-soft)}.btn-ghost-inline:hover{opacity:1;background:var(--surface-hover);transform:none}.btn-ghost-inline.active{opacity:1;color:var(--success);background:transparent;border-color:transparent}.source-text{margin:0;color:var(--ink);font-family:var(--font-cjk-source,inherit);line-height:var(--leading-reading);font-size:var(--source-font-size,var(--text-base));word-break:normal;overflow-wrap:anywhere;line-break:strict;text-wrap:pretty}.source-text:lang(ja){--font-cjk-source:var(--font-cjk-ja)}.source-text:lang(zh-Hant),.source-text:lang(zh-TW){--font-cjk-source:var(--font-cjk-zh-hant)}.furigana-fragment{color:var(--muted);font-size:var(--furigana-font-size,.52em);font-weight:400}.sentence-divider{border-top:1px solid var(--line);margin:var(--space-2) 0}.translation-text{margin:0;color:var(--translation);font-family:var(--font-cjk-translation,var(--font-cjk-zh-hant));font-size:var(--translation-font-size,var(--text-md));line-height:var(--leading-reading);word-break:normal;overflow-wrap:anywhere;line-break:strict;text-wrap:pretty}.translation-text:lang(ja){--font-cjk-translation:var(--font-cjk-ja)}.translation-text:lang(zh-Hant),.translation-text:lang(zh-TW){--font-cjk-translation:var(--font-cjk-zh-hant)}.sentence-actions{display:flex;gap:var(--space-2);margin-top:var(--space-2)}.panel-action-btn,.sentence-actions button{border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--btn-bg);color:inherit;cursor:pointer;width:var(--control-btn-wide);height:var(--control-btn-size);padding:0;display:flex;align-items:center;justify-content:center;font-size:var(--text-sm);line-height:var(--leading-tight)}.panel-action-btn.active{background:var(--accent);border-color:var(--accent)}.page-body-overlay{position:fixed;top:calc(var(--nav-height) + 12px);left:12px;right:12px;width:auto;max-height:calc(100% - var(--nav-height) - 24px);z-index:200;align-items:center;pointer-events:none}.overlay-panel,.page-body-overlay{display:flex;flex-direction:column}.overlay-panel{width:100%;max-width:710px;height:auto;max-height:100%;overflow-y:auto;background:var(--overlay-bg);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid var(--line-strong);box-shadow:var(--shadow-xl);border-radius:var(--radius-xl);pointer-events:auto;padding-bottom:24px}.overlay-panel-head{position:-webkit-sticky;position:sticky;top:0;z-index:10;display:grid;grid-template-columns:60px 1fr 60px;align-items:center;grid-gap:var(--space-2);gap:var(--space-2);padding:var(--space-2) var(--space-2);border-bottom:1px solid var(--line);background:var(--overlay-head-bg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-top-left-radius:var(--radius-xl);border-top-right-radius:var(--radius-xl);text-align:center}.overlay-panel-head .btn-agree{background:var(--success);font-size:var(--text-md);width:54px;font-weight:700;line-height:1;letter-spacing:.02em}.overlay-panel-head .btn-agree,.overlay-panel-head .btn-close-red{color:#fff;height:28px;border-radius:var(--radius-md);border:none;display:flex;align-items:center;justify-content:center;cursor:pointer}.overlay-panel-head .btn-close-red{background:var(--danger);width:28px;margin-left:auto}.overlay-panel-head h3{margin:0;font-size:var(--text-base)}.overlay-panel-body{display:grid;grid-gap:var(--control-panel-gap);gap:var(--control-panel-gap);padding:var(--control-panel-padding)}.overlay-underlay-hint{margin:var(--space-2) var(--space-3) 0;padding:var(--space-2) var(--space-3);border:1px solid var(--line-strong);border-left:4px solid var(--danger);border-radius:var(--radius-md);background:var(--surface-elevated);font-size:var(--text-sm);line-height:var(--leading-body);color:var(--ink)}.control-panel-section{display:grid;grid-gap:var(--space-2);gap:var(--space-2)}.control-panel-row{display:flex;align-items:center;gap:var(--space-2)}.control-panel-label{font-size:var(--text-xs);color:var(--muted);line-height:var(--leading-ui)}.overlay-panel-body 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4px);left:0;min-width:160px;max-width:260px;background:var(--surface-elevated);border:1px solid var(--line-strong,#334155);border-radius:var(--radius-md,8px);padding:8px 10px;box-shadow:0 6px 20px rgba(0,0,0,.4);display:flex;flex-direction:column;gap:3px}.learn-chip-reading{font-family:var(--font-cjk-ja);font-size:var(--text-sm);color:var(--muted)}.learn-chip-meaning{font-size:var(--text-sm);color:var(--ink);line-height:1.45}.learn-chip-surface{font-family:var(--font-cjk-ja);font-size:var(--text-xs);color:var(--muted);margin-top:2px}.sentence-item.sentence-flash{animation:sentence-flash-kf 1.8s ease-out}@keyframes sentence-flash-kf{0%,30%{background:rgba(37,99,235,.28)}to{background:transparent}}.compliance-page{max-width:860px;margin:0 auto}.compliance-hero{display:grid;grid-gap:.65rem;gap:.65rem}.compliance-kicker{margin:0;font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}.compliance-body{display:grid;grid-gap:1.2rem;gap:1.2rem}.compliance-section h2{margin:0 0 .45rem}.compliance-section p{margin-top:0;margin-bottom:.75rem;line-height:1.65}.compliance-section ul{margin:0;padding-left:1.15rem;line-height:1.65}.compliance-footnote{border-style:dashed}