.roulette-live-session{--rl-accent:#8b3d93;--rl-surface-deep:#020617;--rl-surface-panel:#0f172a;--rl-tile-border:#f8fafc1a;--rl-tile-radius:.85rem;--rl-text-primary:#f8fafc;--rl-text-muted:#94a3b8;--rl-control-bar-pad:.6rem}.roulette-live-session__viewport{flex-direction:column;flex:auto;height:min(82dvh,880px);min-height:min(72dvh,640px);max-height:min(86dvh,900px);display:flex}@media (min-width:1280px){.roulette-live-session__viewport{height:min(78dvh,840px);min-height:min(68dvh,720px);max-height:min(82dvh,860px)}}.roulette-live-session .lk-root{--lk-accent-bg:var(--rl-accent);--lk-accent-fg:#111827;--lk-control-bg:#0f172af0;--lk-control-hover-bg:#1e293bf2;--lk-bg:var(--rl-surface-deep);--lk-grid-gap:.5rem;color:var(--rl-text-primary)}.roulette-live-session .lk-video-conference{flex:auto;width:100%;min-height:0;overflow:hidden;flex-direction:row!important;align-items:stretch!important;height:100%!important;display:flex!important}.roulette-live-session .lk-video-conference-inner{flex-direction:column!important;flex:auto!important;min-width:0!important;min-height:0!important;display:flex!important;overflow:visible!important}.roulette-live-session .lk-grid-layout-wrapper{overflow:hidden;flex-direction:column!important;flex:auto!important;justify-content:stretch!important;align-items:stretch!important;width:100%!important;height:auto!important;min-height:0!important;display:flex!important}.roulette-live-session .lk-grid-layout{background:var(--rl-surface-deep)!important;gap:var(--lk-grid-gap,.5rem)!important;min-height:0!important;padding:var(--lk-grid-gap,.5rem)!important;flex:auto!important}.roulette-live-session .roulette-tile-shell{border-radius:var(--rl-tile-radius);border:1px solid var(--rl-tile-border);background:var(--rl-surface-panel);width:100%;min-width:0;height:100%;min-height:0;display:flex;position:relative;overflow:hidden;box-shadow:0 2px 6px #00000059}.roulette-live-session .roulette-tile-shell .lk-participant-tile{border-radius:0;flex:auto;width:100%;min-width:0;height:100%;min-height:0}.roulette-live-session .lk-focus-toggle-button{display:none!important}.roulette-live-session .roulette-zoom-button{z-index:12;color:#f8fafc;cursor:pointer;opacity:0;background:#020617b8;border:1px solid #f8fafc38;border-radius:.5rem;justify-content:center;align-items:center;width:1.85rem;height:1.85rem;transition:opacity .2s,background-color .2s;display:inline-flex;position:absolute;top:.5rem;right:.5rem}.roulette-live-session .roulette-tile-shell:hover .roulette-zoom-button,.roulette-live-session .roulette-tile-shell:focus-within .roulette-zoom-button{opacity:1}.roulette-live-session .roulette-zoom-button:hover{background:#020617eb}.roulette-live-session .roulette-zoom-button:focus-visible{outline:2px solid var(--rl-accent);outline-offset:2px}.roulette-live-session .lk-pagination-control button{color:var(--rl-text-primary)!important;border-color:#f8fafc40!important}.roulette-live-session .lk-pagination-control svg{color:var(--rl-text-primary)!important;stroke:currentColor!important}.roulette-live-session .lk-connection-quality{color:var(--rl-text-muted)!important}.roulette-live-session .lk-control-bar{z-index:5;gap:.5rem;padding:var(--rl-control-bar-pad) .75rem!important;background:#020617f5!important;border-top:1px solid #f8fafc29!important;flex-wrap:nowrap!important;flex-shrink:0!important;align-items:center!important;max-height:none!important;overflow:visible!important}.roulette-live-session .lk-control-bar .lk-button{background:var(--lk-control-bg)!important;color:var(--rl-text-primary)!important;white-space:nowrap!important;border:1px solid #f8fafc38!important;min-height:2.5rem!important}.roulette-live-session .lk-control-bar .lk-button:hover:not(:disabled){background:var(--lk-control-hover-bg)!important}.roulette-live-session .lk-control-bar svg{color:var(--rl-text-primary)!important;fill:none!important;stroke:currentColor!important}.roulette-live-session .lk-control-bar .lk-button *{color:inherit!important}.roulette-live-session .lk-disconnect-button{display:none!important}.roulette-live-session .lk-control-bar .lk-button-group-menu{position:relative!important}.roulette-live-session .lk-control-bar .lk-button-group-menu .lk-device-menu{min-width:14rem;max-width:min(20rem,80vw);z-index:40!important;background:var(--rl-surface-panel)!important;border:1px solid #f8fafc2e!important;border-radius:.5rem!important;max-height:min(42dvh,18rem)!important;position:absolute!important;inset:auto auto calc(100% + .5rem) 0!important;overflow-y:auto!important;transform:none!important;box-shadow:0 14px 32px #00000073!important}.roulette-live-session .lk-chat,.roulette-live-session .lk-chat-panel,.roulette-live-session .lk-chat-toggle{color:var(--rl-text-primary)!important;background:var(--rl-surface-panel)!important;border-color:#f8fafc2e!important}.roulette-live-session .lk-chat{box-sizing:border-box!important;border-left:1px solid #f8fafc24!important;flex-shrink:0!important;width:clamp(220px,42vw,min(420px,55ch))!important;max-height:100%!important}.roulette-live-session .lk-chat-entry,.roulette-live-session .lk-chat-entry-content{color:var(--rl-text-primary)!important}.roulette-live-session .lk-chat-form,.roulette-live-session .lk-chat-form textarea,.roulette-live-session .lk-chat-form input{background:var(--rl-surface-deep)!important;color:var(--rl-text-primary)!important;border-color:#f8fafc33!important}:-webkit-any(.roulette-live-session .lk-grid-layout-wrapper:fullscreen .lk-grid-layout,.roulette-live-session .lk-grid-layout-wrapper:-webkit-full-screen .lk-grid-layout){background:var(--rl-surface-deep)!important;gap:0!important;width:100vw!important;height:100vh!important;padding:0!important;display:block!important;position:relative!important}:is(.roulette-live-session .lk-grid-layout-wrapper:fullscreen .lk-grid-layout,.roulette-live-session .lk-grid-layout-wrapper:fullscreen .lk-grid-layout){background:var(--rl-surface-deep)!important;gap:0!important;width:100vw!important;height:100vh!important;padding:0!important;display:block!important;position:relative!important}.roulette-live-session .lk-grid-layout-wrapper:fullscreen .roulette-tile-shell[data-focused=true]{z-index:1;background:var(--rl-surface-deep);width:100%!important;height:100%!important;box-shadow:none!important;border:none!important;border-radius:0!important;position:absolute!important;inset:0!important}.roulette-live-session .lk-grid-layout-wrapper:fullscreen .roulette-tile-shell[data-pip=true]{z-index:10;background:var(--rl-surface-panel);cursor:pointer;transition:transform .18s,box-shadow .18s;border:1px solid #f8fafc47!important;border-radius:.75rem!important;width:clamp(140px,22vw,260px)!important;height:clamp(96px,14vw,170px)!important;position:absolute!important;inset:auto clamp(.75rem,2vw,1.5rem) clamp(.75rem,2vw,1.5rem) auto!important;overflow:hidden!important;box-shadow:0 12px 28px #0000008c!important}.roulette-live-session .lk-grid-layout-wrapper:fullscreen .roulette-tile-shell[data-pip=true]:hover,.roulette-live-session .lk-grid-layout-wrapper:fullscreen .roulette-tile-shell[data-pip=true]:focus-visible{transform:translateY(-2px);box-shadow:0 16px 36px #000000a6!important}.roulette-live-session .lk-grid-layout-wrapper:fullscreen .roulette-tile-shell[data-pip=true] .lk-participant-tile,.roulette-live-session .lk-grid-layout-wrapper:fullscreen .roulette-tile-shell[data-pip=true] video{-o-object-fit:cover!important;object-fit:cover!important}.roulette-live-session .lk-grid-layout-wrapper:fullscreen .roulette-tile-shell[data-pip=true] .roulette-zoom-button{display:none!important}.roulette-live-session .lk-grid-layout-wrapper:fullscreen .roulette-tile-shell[data-focused=true] .roulette-zoom-button{opacity:1;z-index:12}.roulette-live-session .lk-grid-layout-wrapper:fullscreen .roulette-tile-shell[data-pip=true] .lk-participant-metadata{font-size:.65rem!important;bottom:.2rem!important;left:.2rem!important;right:.2rem!important}@media (max-width:767px){.roulette-live-session{min-height:calc(100dvh - 9rem)!important;max-height:calc(100dvh - 9rem)!important}.roulette-live-session__viewport{height:100%!important;min-height:0!important;max-height:none!important}.roulette-live-session .lk-video-conference{flex-direction:column!important}.roulette-live-session .lk-control-bar{flex-wrap:wrap!important;justify-content:center!important;gap:.4rem!important;padding:.45rem .5rem!important}.roulette-live-session .lk-control-bar .lk-button{min-height:2.3rem!important;padding:0 .6rem!important;font-size:.8rem!important}.roulette-live-session .lk-control-bar{position:relative!important}.roulette-live-session .lk-control-bar .lk-button-group-menu{position:static!important}.roulette-live-session .lk-control-bar .lk-button-group-menu .lk-device-menu{width:auto!important;min-width:0!important;max-width:none!important;max-height:min(40dvh,16rem)!important;position:absolute!important;inset:auto .5rem calc(100% + .5rem)!important;transform:none!important}.roulette-live-session .lk-chat{border-top:1px solid #f8fafc24!important;border-left:none!important;width:100%!important;max-width:none!important;max-height:min(40dvh,360px)!important;position:relative!important;inset:auto!important}.roulette-live-session .roulette-zoom-button{opacity:1;width:2rem;height:2rem}}
.tango-wrapper{--ink:#3a1240;--brand:#6d2f73;--primary:#883d93;--bright:#a84fb0;--tint:#f4e8f6;--leaf:#3fc756;--sakura:#ff3d8b;--gold:#ffae1a;--aqua:#17c4d8;--red:#f0453e;--cream:#fbf4ea;--white:#fff;--cream2:#ebe2d8;--gray:#6b5f6e;--shadow:0 12px 30px #3a124029;--shadow-sm:0 4px 12px #3a12401a}.tango-wrapper *{box-sizing:border-box;-webkit-tap-highlight-color:transparent}.tango-wrapper,.tango-wrapper{margin:0;padding:0}.tango-wrapper{color:var(--ink);-webkit-user-select:none;user-select:none;background:0 0;min-height:100vh;font-family:Hiragino Kaku Gothic ProN,Yu Gothic,Noto Sans JP,-apple-system,Segoe UI,Roboto,sans-serif}.tango-wrapper input,.tango-wrapper textarea{-webkit-user-select:text;user-select:text}.tango-wrapper .app{padding:0;position:relative}@media screen and (min-width:576px){.tango-wrapper .app{padding:0 20px}}.tango-wrapper .header-wrap{margin-bottom:18px;position:relative}.tango-wrapper .header{background:linear-gradient(160deg, var(--brand) 0%, var(--ink) 100%);box-shadow:var(--shadow);color:var(--white);border-radius:22px;padding:22px 22px 20px;position:relative;overflow:hidden}.tango-wrapper .header:after{content:"";background:radial-gradient(circle,#ffae1a47,#0000 70%);border-radius:50%;width:220px;height:220px;position:absolute;top:-60px;right:-60px}.tango-wrapper .brand-row{z-index:3;align-items:center;gap:8px;display:flex;position:absolute;top:-83px;left:18px}.tango-wrapper .brand-row img.mascot{filter:drop-shadow(0 6px 12px #00000059);width:46px;height:auto}.tango-wrapper .brand-row img.wordmark{filter:drop-shadow(0 3px 8px #0000004d);width:auto;height:22px}.tango-wrapper .header h1{letter-spacing:.01em;margin:0 0 4px;font-size:clamp(1.25rem,4.5vw,1.7rem);font-weight:800}.tango-wrapper .header .jp-title{color:#ebd6ee;margin:0 0 12px;font-size:.92rem;font-weight:500}.tango-wrapper .stats-row{grid-template-columns:repeat(3,1fr);gap:10px;margin-top:14px;display:grid}.tango-wrapper .stat-card{background:#ffffff14;border:1px solid #ffffff24;border-radius:14px;padding:10px 12px}.tango-wrapper .stat-card .lbl{color:#d9c3dc;margin-bottom:3px;font-size:.7rem}.tango-wrapper .stat-card .val{font-size:1.15rem;font-weight:800}.tango-wrapper .stat-card.ok .val{color:var(--leaf)}.tango-wrapper .stat-card.bad .val{color:#ff9c9c}.tango-wrapper .stat-card.done .val{color:var(--gold)}.tango-wrapper .overall-track{background:#ffffff29;border-radius:99px;height:8px;margin-top:14px;overflow:hidden}.tango-wrapper .overall-track>div{background:linear-gradient(90deg, var(--gold), var(--sakura));border-radius:99px;width:0%;height:100%;transition:width .4s}.tango-wrapper .overall-label{color:#ebd6ee;margin-top:6px;font-size:.76rem}.tango-wrapper .tabs{background:var(--white);box-shadow:var(--shadow-sm);border-radius:99px;gap:6px;margin-bottom:18px;padding:5px;display:flex;overflow-x:auto}.tango-wrapper .tabs button{white-space:nowrap;color:var(--gray);cursor:pointer;background:0 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.match-item.dropzone{min-height:52px;color:var(--gray);border-style:dashed;justify-content:center;align-items:center;font-size:.86rem;font-weight:500;display:flex}.tango-wrapper .match-item.matched{border-color:var(--leaf);color:#1f8a38;opacity:.65;background:#e1f8e5}.tango-wrapper .match-item.error{border-color:var(--red);color:#c22e27;background:#fce4e3;animation:.4s shake}.tango-wrapper .match-item:active{transform:scale(.96)}.tango-wrapper .match-item.dropzone.matched{border-style:solid}.tango-wrapper .match-item.dragging{opacity:.35}.tango-wrapper .match-item.dropzone.hover-ok{border-color:var(--leaf);background:var(--tint)}.tango-wrapper .drag-ghost{z-index:999;pointer-events:none;background:var(--primary);color:#fff;white-space:nowrap;border-radius:12px;padding:12px 16px;font-size:.92rem;font-weight:700;position:fixed;transform:translate(-50%,-50%);box-shadow:0 10px 24px #3a124059}.tango-wrapper .match-toolbar{color:var(--gray);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;margin-bottom:14px;font-size:.82rem;display:flex}.tango-wrapper .match-toolbar b{color:var(--primary)}.tango-wrapper .gap-bank{background:var(--white);box-shadow:var(--shadow-sm);z-index:50;border-radius:16px;flex-wrap:wrap;justify-content:center;gap:8px;min-height:54px;margin-bottom:22px;padding:14px;display:flex;position:sticky;top:8px}.tango-wrapper .gap-bank.stuck{box-shadow:0 14px 26px #3a124038}.tango-wrapper .gap-chip{background:var(--tint);color:var(--primary);border:2px solid var(--bright);cursor:grab;touch-action:none;-webkit-user-select:none;user-select:none;border-radius:10px;padding:10px 16px;font-size:1.05rem;font-weight:800}.tango-wrapper .gap-chip.used{visibility:hidden}.tango-wrapper .gap-chip.dragging{opacity:.3}.tango-wrapper .gap-sentence{background:var(--white);box-shadow:var(--shadow-sm);border-radius:14px;margin-bottom:12px;padding:16px 18px}.tango-wrapper .gap-sentence .jp{font-size:1.25rem;line-height:1.9}.tango-wrapper .gap-sentence .uz{color:var(--gray);margin-top:10px;font-size:1rem}.tango-wrapper .blank{border-bottom:2.5px dashed var(--bright);min-width:76px;min-height:30px;color:var(--primary);vertical-align:middle;border-radius:6px;justify-content:center;align-items:center;margin:0 3px;padding:2px 8px;font-weight:800;transition:all .15s;display:inline-flex}.tango-wrapper .blank.filled{background:var(--tint);border-bottom-style:solid}.tango-wrapper .blank.correct{border-color:var(--leaf);color:#1f8a38;background:#e1f8e5}.tango-wrapper .blank.wrong{border-color:var(--red);color:#c22e27;background:#fce4e3}.tango-wrapper .blank.hover-ok{background:var(--tint);border-color:var(--leaf)}.tango-wrapper .gap-num{color:var(--bright);margin-right:6px;font-weight:800}.tango-wrapper .gap-result{text-align:center;color:var(--gray);margin-top:18px;font-size:.9rem}.tango-wrapper footer.note{text-align:center;color:var(--gray);opacity:.85;margin-top:40px;font-size:.76rem}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-4px)}75%{transform:translate(4px)}}@media (max-width:520px){.tango-wrapper .match-cols{gap:10px}.tango-wrapper .stats-row{grid-template-columns:repeat(3,1fr)}}@media (prefers-reduced-motion:reduce){.tango-wrapper *{transition:none!important}}