:root{--theme-a:#0ea5a4;--theme-b:#2563eb;--tilt-x:0px;--tilt-y:0px;--ink:#f0f8fff5;--muted:#c4daeeb8;--line:#a6caff3d;--panel:#080e1c9e;--ui-font:"BIZ UDPGothic", "Hiragino Sans", "Yu Gothic", sans-serif;--lyric-font:"Shippori Mincho", "Yu Mincho", "Hiragino Mincho ProN", serif;--lyric-font-intro:"Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;--lyric-font-rise:"Zen Kaku Gothic New", "Yu Gothic", "Hiragino Sans", sans-serif;--lyric-font-dialogue:"Klee One", "Yu Gothic", sans-serif;--lyric-font-resolve:"Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;--lyric-font-chorus:"Dela Gothic One", "Shippori Mincho", serif;--cam-rx:-10deg;--cam-ry:0deg;--cam-roll:0deg;--cam-zoom:1;--beat:0;--beat-bar:0;--bar:0;--vocal:0;--energy:.3;--warm:.5;--theme-accent:#7cc4ff;--lake-horizon:40%;--lake-surface:44%;--lake-sky:18vh;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*,:before,:after{box-sizing:border-box}html,body{width:100%;height:100%;margin:0;overflow:hidden}body{color:var(--ink);font-family:var(--ui-font);background:#4a9ec8}button,select{font:inherit}#app{width:100vw;max-width:100vw;height:100dvh;max-height:100dvh;filter:saturate(calc(1 + var(--energy) * .25)) brightness(calc(.98 + var(--energy) * .08 + var(--beat-bar) * .02));background:#4a9ec8;grid-template-rows:auto minmax(0,1fr);transition:filter .16s linear;display:grid;position:relative;overflow:hidden}.lake-horizon{z-index:2;pointer-events:none;height:12vh;opacity:calc(.35 + var(--vocal) * .2);background:linear-gradient(#0000 0%,#c8e6ff0f 40%,#b4dcfa1a 55%,#0000 100%);transition:opacity .32s;position:absolute;top:40vh;left:0;right:0}#app[data-lake-state=ripple] .lake-horizon{opacity:calc(.45 + var(--vocal) * .25)}#app[data-lake-state=resonance] .lake-horizon{opacity:calc(.55 + var(--vocal) * .3)}.gl-stage{z-index:0;pointer-events:none;width:100%;height:100%;display:block;position:absolute;inset:0}.lyric-stage{z-index:4;pointer-events:none;width:100%;height:100%;display:block;position:absolute;inset:0}#app[data-lyric-mode=particle] .lyric-core{display:none}.chorus-rays,.chorus-flash,.bg-pulse,.beat-ring{display:none!important}.chorus-rays{z-index:1;pointer-events:none;mix-blend-mode:screen;opacity:0;background:conic-gradient(from 0deg at 50% 52%, transparent 0deg, color-mix(in srgb, var(--theme-accent) 60%, transparent) 8deg, transparent 18deg, transparent 40deg, color-mix(in srgb, var(--theme-a) 50%, transparent) 50deg, transparent 62deg, transparent 96deg, color-mix(in srgb, var(--theme-accent) 50%, transparent) 104deg, transparent 116deg, transparent 168deg, color-mix(in srgb, var(--theme-a) 45%, transparent) 178deg, transparent 190deg, transparent 360deg);filter:blur(6px);transition:opacity .6s;animation:24s linear infinite chorus-rays-spin;position:absolute;inset:-20%}#app[data-moment=first] .chorus-rays{opacity:calc(.06 + var(--vocal) * .1)}#app[data-moment=last] .chorus-rays{opacity:calc(.1 + var(--vocal) * .14);animation-duration:16s}.chorus-flash{z-index:6;pointer-events:none;opacity:0;mix-blend-mode:screen;background:radial-gradient(circle at 50% 52%, color-mix(in srgb, var(--theme-accent) 80%, white) 0%, transparent 60%);position:absolute;inset:0}#app.chorus-burst .chorus-flash{animation:.76s cubic-bezier(.16,.8,.2,1) chorus-flash}@keyframes chorus-rays-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes chorus-flash{0%{opacity:0;transform:scale(.7)}18%{opacity:.55;transform:scale(1)}to{opacity:0;transform:scale(1.4)}}.bg-grid,.bg-beams,.bg-orbit,.bg-pulse,.bg-grain{pointer-events:none;position:absolute;inset:0}.bg-pulse{z-index:1;mix-blend-mode:screen;background:radial-gradient(circle at 50% 54%, rgba(126, 196, 255, calc(.06 + var(--vocal) * .26)) 0%, transparent 46%), radial-gradient(circle at 50% 54%, rgba(255, 196, 142, calc((var(--warm) - .5) * .18)) 0%, transparent 38%);transform:scale(calc(1 + var(--beat-bar) * .08 + var(--vocal) * .06));transition:transform 90ms ease-out}.beat-ring{aspect-ratio:1;opacity:0;pointer-events:none;z-index:1;mix-blend-mode:screen;border:2px solid #8cc8ff80;border-radius:50%;width:min(46vmin,460px);margin:0;position:absolute;top:44%;left:50%;translate:-50% -50%}.beat-ring[data-kind=down]{border-color:var(--theme-accent,#b4e0ffd9);border-width:3px}.beat-ring.beat-ring-pop{animation:.62s cubic-bezier(.16,.8,.2,1) beat-ring-pop}.beat-ring[data-kind=beat].beat-ring-pop{animation-duration:.46s}.music-readout{z-index:6;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);letter-spacing:.02em;color:#c4defceb;white-space:pre;pointer-events:none;text-align:left;background:#060d1ca8;border:1px solid #96c4ff38;border-radius:.7rem;margin:0;padding:.7rem .85rem;font-family:SFMono-Regular,Consolas,Menlo,monospace;font-size:.72rem;line-height:1.5;position:absolute;bottom:1.1rem;left:1.2rem}#app[data-debug-ui=off] .music-readout,#app[data-debug-ui=off] #pause,.bg-grid,.bg-beams,.bg-orbit{display:none}.bg-grain{mix-blend-mode:soft-light;opacity:.25;background-image:radial-gradient(#bedcff12 .7px,#0000 .7px),radial-gradient(#0a1e4114 .8px,#0000 .8px);background-position:0 0,1px 2px;background-size:3px 3px,4px 4px}#app[data-moment=first] .bg-beams{opacity:.74;animation-duration:5.2s}#app[data-moment=last] .bg-beams{opacity:.9;animation-duration:3.4s}.panel{z-index:5;border:1px solid var(--line);background:linear-gradient(180deg, #a9d2ff1a, var(--panel));-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-radius:.95rem;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;margin:1rem 1rem .25rem;padding:1rem 1.3rem;transition:background .32s,border-color .32s,opacity .32s;display:flex;position:relative}#app[data-playback=playing] .topbar{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:linear-gradient(#78b9ff12,#080e1c47);border-color:#82b9ff24}.brand-block,.control-block{align-items:center;gap:.9rem;display:flex}.brand-block{flex-direction:column;align-items:flex-start;gap:.15rem}.control-block{flex-wrap:wrap;justify-content:flex-end}.seek-block{grid-template-columns:auto minmax(180px,26vw) auto auto;align-items:center;gap:.55rem;display:grid}.eyebrow,.song-picker span,.seek-label{letter-spacing:.24em;text-transform:uppercase;color:var(--muted);margin:0;font-size:.72rem}#song-title,#song-artist,.lyric-line,.reply-main,.reply-trace{margin:0}#song-title{font-size:clamp(1.35rem,1.8vw,2rem);font-weight:700}#song-artist{color:var(--muted)}.song-picker{gap:.32rem;display:grid;position:relative}.song-dropdown{min-width:min(22rem,68vw);position:relative}.song-dropdown__trigger{text-align:left;justify-content:space-between;align-items:center;gap:.75rem;width:100%;min-width:min(22rem,68vw);display:flex}.song-dropdown__caret{border-bottom:2px solid #c4e0ffd1;border-right:2px solid #c4e0ffd1;flex-shrink:0;width:.55rem;height:.55rem;transform:rotate(45deg)translateY(-.12rem)}.song-dropdown__menu{z-index:30;background:#12305cf5;border:1px solid #6eb2ff6b;border-radius:.85rem;max-height:min(18rem,42vh);margin:0;padding:.35rem;list-style:none;position:absolute;top:calc(100% + .35rem);left:0;right:0;overflow-y:auto;box-shadow:0 12px 36px #040c1c73,inset 0 0 0 1px #8cc8ff14}.song-dropdown__option{color:#ecf6fff0;cursor:pointer;border-radius:.55rem;padding:.62rem .85rem;transition:background .12s,color .12s}.song-dropdown__option:hover,.song-dropdown__option.is-selected{color:#f8fcfffa;background:#4682d261}.song-dropdown__option[aria-disabled=true]{opacity:.45;pointer-events:none}.song-dropdown__trigger{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;accent-color:#5eb4ff;background-color:#1c488c85;border-color:#6eb2ff7a}.song-dropdown__trigger:disabled{opacity:.42;color:#b4c6d6bf;cursor:not-allowed;pointer-events:none;background:#48586c59;border-color:#8296aa2e}#app[data-playback=playing] .song-dropdown__trigger{opacity:.42;color:#b4c6d6bf;cursor:not-allowed;background:#48586c59;border-color:#8296aa2e}.song-picker:has(.song-dropdown__trigger:disabled) span{opacity:.55;color:#a0b4c6b3}#app[data-playback=playing] #play:disabled{opacity:.42;color:#b4c6d6bf;cursor:not-allowed;background:#48586c59;border-color:#8296aa2e}select,button{min-height:2.7rem;color:var(--ink);background:#98c4ff14;border:1px solid #a7cbff3d;border-radius:999px;padding:0 1rem;transition:transform .14s,background .14s}.seek-bar{accent-color:#4aa3ff;height:1.1rem}.seek-time{color:var(--muted);letter-spacing:.08em;white-space:nowrap;margin:0;font-size:.82rem}select{min-width:min(22rem,68vw)}select option,select optgroup{color:#ecf6fff5;background-color:#1a4580}button{letter-spacing:.08em;text-transform:uppercase;cursor:pointer;font-weight:700}button:hover,select:hover{background:#acd3ff29;transform:translateY(-1px)}button:disabled{cursor:not-allowed;opacity:.45;transform:none}.stage{z-index:3;text-align:center;place-items:center;min-height:0;padding:0 .2rem .4rem;display:grid;position:relative;overflow:hidden;transform:none}.standby-screen{z-index:4;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#0c20446b;border:1px solid #78b9ff52;border-radius:1rem;justify-items:center;gap:.55rem;padding:clamp(1.4rem,4vw,2.2rem) clamp(1.6rem,5vw,2.8rem);transition:opacity .42s,transform .42s;display:grid;position:relative;box-shadow:0 0 40px #3c8cdc24,inset 0 0 60px #64b4ff0d}.standby-screen__brand{letter-spacing:.38em;text-transform:uppercase;color:#c8e4ffe0;margin:0 0 .35em;font-size:clamp(1.05rem,2.6vw,1.45rem);font-weight:700}.standby-screen__title{letter-spacing:.06em;color:#ecf8fff5;margin:0;font-size:clamp(1.35rem,3.6vw,2rem);font-weight:700}.standby-screen__artist{letter-spacing:.14em;color:#b4d6eec7;margin:0 0 .6em;font-size:clamp(.85rem,2vw,1.05rem)}.standby-screen__play{letter-spacing:.18em;background:#3c82dc47;border-color:#82c3ff85;min-width:8.5rem;margin-top:.35rem;font-size:.95rem;box-shadow:0 0 24px #50a0f038}.standby-screen__play:hover:not(:disabled){background:#509bf06b;box-shadow:0 0 32px #64b4ff52}#app[data-standby=hidden] .standby-screen{opacity:0;pointer-events:none;transform:scale(.97)}.reply-layer{z-index:2;pointer-events:none;transform:translateX(calc(var(--tilt-x) * .15)) translateY(calc(var(--tilt-y) * .15));opacity:.06;filter:blur(.6px);align-content:start;place-items:center;padding-top:36vh;transition:opacity .32s,transform .2s,filter .4s;display:grid;position:absolute;inset:0}#app[data-reply-mode=idle] .reply-layer{opacity:0;visibility:hidden;display:none}#app[data-reply-mode=idle] .reply-main,#app[data-reply-mode=idle] .reply-trace{display:none}#app[data-reply-mode=line] .reply-layer{visibility:visible}#app[data-dialogue=active] .reply-layer{opacity:calc(.22 + var(--vocal) * .35);filter:blur(.2px)}#app[data-lake-state=resonance][data-dialogue=active] .reply-layer{opacity:calc(.38 + var(--vocal) * .42);transform:translateX(calc(var(--tilt-x) * .2)) translateY(calc(var(--tilt-y) * .2)) scale(1)}.reply-main{text-align:center;max-width:min(86vw,880px);font-family:var(--lyric-font);letter-spacing:.14em;color:#96c3dc8c;text-shadow:0 1px 12px #143c5a59;opacity:.7;font-size:clamp(1.2rem,3vw,2.6rem);transform:none}#app[data-reply-mode=line] .reply-trace{display:none}#app[data-reply-mode=line] .reply-main{letter-spacing:.06em;opacity:1;color:#a0ebffe0;line-height:1.25;transform:none}#app[data-signature=answer][data-reply-mode=line] .reply-layer{padding-top:var(--lake-sky);align-content:start;justify-items:center}#app[data-signature=answer][data-lake-state=resonance][data-dialogue=active] .reply-layer{transform:translateX(calc(var(--tilt-x) * .15)) translateY(calc(var(--tilt-y) * .15 - 2vh))}#app[data-signature=answer][data-reply-mode=line] .reply-main{white-space:nowrap;letter-spacing:.05em;color:#e4f8fff5;text-shadow:0 0 20px #8cd2ffd9,0 0 44px #5aaaff8c,0 0 72px #3c8cff59;max-width:96vw;font-size:clamp(.85rem,2.2vw,1.95rem);line-height:1;overflow:visible}.reply-trace{text-overflow:ellipsis;white-space:nowrap;letter-spacing:.24em;color:#b8e0ff8f;max-width:min(86vw,1100px);margin-top:4rem;font-size:clamp(.82rem,1.25vw,1.02rem);overflow:hidden}.lyric-core{z-index:4;width:min(96vw,1280px);transform-style:preserve-3d;transform:translateX(var(--tilt-x)) translateY(var(--tilt-y));place-items:center;gap:1.2rem;transition:transform .14s;display:grid;position:relative}.lyric-pulse{transform-origin:50%;transform:scale(calc(1 + var(--beat-bar) * .05 + var(--vocal) * .02)) translateY(calc(var(--vocal) * -6px));will-change:transform}.lyric-line{max-width:min(18ch,94vw);font-family:var(--lyric-font);font-size:clamp(1.5rem, var(--lyric-fit-vw,6.4vw), 5.4rem);letter-spacing:.03em;white-space:nowrap;line-break:auto;color:color-mix(in srgb, var(--theme-a) 22%, white);text-shadow:0 0 calc(36px + var(--vocal) * 64px) color-mix(in srgb, var(--theme-accent) 72%, transparent), 0 0 calc(72px + var(--vocal) * 96px) color-mix(in srgb, var(--theme-b) 58%, transparent), 0 0 calc(120px + var(--vocal) * 120px) color-mix(in srgb, var(--theme-a) 38%, transparent);font-weight:700;line-height:1.02;transition:transform .18s,letter-spacing .18s,text-shadow .12s linear;overflow:visible;translate:0}#app[data-scene=intro] .lyric-line{font-family:var(--lyric-font-intro)}#app[data-scene=rise] .lyric-line{font-family:var(--lyric-font-rise);font-weight:800}#app[data-scene=dialogue] .lyric-line{font-family:var(--lyric-font-dialogue);font-weight:700}#app[data-scene=resolve] .lyric-line{font-family:var(--lyric-font-resolve)}#app[data-moment=first] .lyric-line,#app[data-moment=last] .lyric-line{font-family:var(--lyric-font-chorus);letter-spacing:.06em;font-weight:400}#app[data-length=short] .lyric-line{font-size:clamp(1.5rem, var(--lyric-fit-vw,5.2vw), 4.2rem);letter-spacing:.08em}#app[data-length=mid] .lyric-line{letter-spacing:.04em}#app[data-length=long] .lyric-line{letter-spacing:.03em;max-width:min(16ch,94vw);font-size:clamp(2rem,6.2vw,5.4rem)}#app[data-length=xlong] .lyric-line{letter-spacing:.02em;max-width:min(15ch,95vw);font-size:clamp(1.5rem,4.8vw,3.9rem);line-height:1.14}#app[data-tone=soft] .lyric-line{text-shadow:0 0 20px #59cde84d,0 0 56px #0ea5a440}#app[data-tone=sharp] .lyric-line{letter-spacing:.06em;text-shadow:0 0 28px #72b8ff80,0 0 86px #2563eb85}#app[data-scene=intro] .reply-layer{opacity:.08}#app[data-scene=dialogue] .reply-layer{opacity:.88}#app[data-scene=dialogue][data-signature=answer] .reply-layer{z-index:3}#app[data-scene=resolve] .reply-layer{opacity:.5}#app[data-shot=wide] .lyric-core{transform:translateX(var(--tilt-x)) translateY(var(--tilt-y)) scale(.98)}#app[data-shot=sweep] .lyric-core{transform:translateX(calc(var(--tilt-x) + 14px)) translateY(calc(var(--tilt-y) - 8px)) scale(1.03)}#app[data-shot=close] .lyric-core{transform:translateX(calc(var(--tilt-x) - 10px)) translateY(calc(var(--tilt-y) + 10px)) scale(1.08)}#app[data-shot=orbit] .lyric-core{transform:translateX(calc(var(--tilt-x) + 2px)) translateY(calc(var(--tilt-y) - 6px)) scale(1.02)}#app[data-scene=intro] .lyric-core{justify-items:center}#app[data-scene=intro] .lyric-line{letter-spacing:.07em;text-align:center;font-size:clamp(2.1rem,6.2vw,5.1rem)}#app[data-scene=intro] .reply-layer{filter:blur(2px);opacity:.05}#app[data-scene=rise] .lyric-core{justify-items:center;width:min(96vw,1280px);padding-left:0}#app[data-scene=rise] .lyric-line{text-align:center;letter-spacing:.08em;max-width:min(18ch,90vw);transform:none}#app[data-scene=rise] .reply-layer{opacity:.46}#app[data-accent=chorus].accent-pop .reply-main{animation:.46s reply-pulse}#app[data-accent=climax].accent-pop .reply-main{animation:.62s cubic-bezier(.16,.8,.2,1) climax-reply}#app[data-debug-ui=off] .seek-block{display:none}#app[data-scene=dialogue] .lyric-line{text-shadow:0 0 28px #4a9eff6b,0 0 80px #1e40af70}#app[data-moment=first] .lyric-line{text-shadow:0 0 30px #62b9ff80,0 0 92px #2563eb7a;transform:scale(1.02)}#app[data-moment=last] .lyric-line{letter-spacing:.07em;text-shadow:0 0 36px #7fcdff94,0 0 120px #1d4ed89e;transform:scale(1.045)}#app[data-moment=last] .reply-main{color:#d2ecfff5;text-shadow:0 0 42px #3b82f699}@keyframes beams{0%{transform:translate(-1%)translateY(-1%)}to{transform:translate(2%)translateY(1.5%)}}@keyframes beat-ring-pop{0%{opacity:.7;transform:scale(.62)}to{opacity:0;transform:scale(1.18)}}@keyframes orbit-spin{0%{transform:scale(1.2)rotate(0)}to{transform:scale(1.2)rotate(360deg)}}@keyframes reply-pulse{0%{letter-spacing:.18em;opacity:.8}60%{letter-spacing:.28em;opacity:1}to{letter-spacing:.22em;opacity:.92}}@keyframes climax-reply{0%{opacity:.76;letter-spacing:.15em}55%{opacity:1;letter-spacing:.32em}to{opacity:.94;letter-spacing:.22em}}@media (width<=760px){:root{--tilt-x:0px;--tilt-y:0px}.panel,.control-block{flex-direction:column;align-items:stretch}.topbar{gap:.9rem}.seek-block{grid-template-columns:1fr;display:grid}select{min-width:100%}.stage{min-height:auto;transform:none}.reply-main{font-size:clamp(1.5rem,7vw,2.2rem)}.lyric-line{white-space:nowrap;letter-spacing:.02em;max-width:94vw;font-size:clamp(1.6rem,11vw,4rem);line-height:1.08}#app[data-scene=rise] .lyric-core{justify-items:center;padding-left:0}#app[data-scene=rise] .lyric-line{text-align:center;max-width:92vw;transform:none}#app[data-length=xlong] .lyric-line{font-size:clamp(1.2rem,7.4vw,2.5rem);line-height:1.2}}.lake-epilogue{z-index:20;pointer-events:none;opacity:0;visibility:hidden;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:linear-gradient(#040e1c26 0%,#040e1c6b 100%);place-items:center;margin:0;padding:1.5rem;transition:opacity 1.4s,visibility 0s linear 1.4s;display:grid;position:absolute;inset:0}.lake-epilogue[data-visible=yes]{opacity:1;visibility:visible;pointer-events:auto;cursor:pointer;transition:opacity 1.4s,visibility}.lake-epilogue__frame{text-align:center;background:#060e1c94;border:1px solid #a6d2ff47;border-radius:1rem;max-width:min(92vw,520px);padding:clamp(1.4rem,4vw,2.4rem) clamp(1.6rem,5vw,3rem);box-shadow:0 0 48px #50a0dc2e,inset 0 0 80px #78c8ff0f}.lake-epilogue__work{letter-spacing:.38em;color:#ecf8fff5;margin:0 0 .2em;font-size:clamp(1.6rem,4vw,2.2rem);font-weight:700}.lake-epilogue__subtitle{letter-spacing:.42em;text-transform:uppercase;color:#b4d6ee9e;margin:0 0 1.4em;font-size:.72rem}.lake-epilogue__title{letter-spacing:.06em;color:#e4f4fff0;margin:0 0 .35em;font-size:clamp(1.15rem,3.2vw,1.75rem);font-weight:700}.lake-epilogue__artist{letter-spacing:.14em;color:#b4d6eec7;margin:0 0 1.2em;font-size:clamp(.85rem,2vw,1.05rem)}.lake-epilogue__hint{letter-spacing:.28em;text-transform:uppercase;color:#96bedc80;margin:0;font-size:.68rem}#app[data-lake-phase=epilogue] .topbar{opacity:.4;pointer-events:none}#app[data-song-preset=dialogue]{--world-tint:#0ea5a424}#app[data-song-preset=curtain]{--world-tint:#a78bfa2e}#app[data-song-preset=shutter]{--world-tint:#fbbf2429}#app[data-song-preset=march]{--world-tint:#fb923c2e}#app[data-song-preset=spread]{--world-tint:#22d3ee29}#app[data-song-preset=takeover]{--world-tint:#c084fc33}#app[data-song-preset]:after{content:"";z-index:1;pointer-events:none;mix-blend-mode:screen;opacity:calc(.18 + var(--energy) * .32);background:radial-gradient(ellipse 130% 36% at 50% var(--lake-horizon), var(--world-tint,transparent), transparent 68%);transition:opacity .32s;position:absolute;inset:0}#app[data-moment=first][data-song-preset]:after,#app[data-moment=last][data-song-preset]:after{opacity:calc(.34 + var(--energy) * .38)}.signature-layer{z-index:7;pointer-events:none;opacity:0;position:absolute;inset:0}.signature-layer:before,.signature-layer:after{content:"";pointer-events:none;opacity:0;position:absolute;inset:0}#app[data-signature=answer][data-moment=first] .signature-layer:before,#app[data-signature=answer][data-moment=last] .signature-layer:before{opacity:calc(.26 + var(--vocal) * .3);mix-blend-mode:screen;background:radial-gradient(ellipse 28% 8% at 26% var(--lake-horizon), color-mix(in srgb, var(--theme-a) 68%, white) 0%, transparent 72%), radial-gradient(ellipse 28% 8% at 74% var(--lake-horizon), color-mix(in srgb, var(--theme-b) 68%, white) 0%, transparent 72%), linear-gradient(90deg, transparent 0 14%, #a4dfff47 50%, transparent 86%);animation:2.8s ease-in-out infinite alternate sig-answer-flow}#app[data-signature=answer][data-moment=first] .signature-layer:after,#app[data-signature=answer][data-moment=last] .signature-layer:after{opacity:calc(.16 + var(--energy) * .22);mix-blend-mode:screen;background:repeating-radial-gradient(ellipse 120% 6% at 50% var(--lake-surface), #b0dcff33 0 2px, transparent 2px 12px);animation:2.2s ease-out infinite sig-answer-pulse}#app[data-signature=curtain][data-moment=first] .signature-layer:before,#app[data-signature=curtain][data-moment=last] .signature-layer:before{opacity:calc(.2 + var(--energy) * .28);mix-blend-mode:screen;background:repeating-linear-gradient(90deg, color-mix(in srgb, var(--theme-a) 28%, transparent) 0 3%, transparent 3% 7.5%);animation:4.4s linear infinite sig-curtain-drop;-webkit-mask-image:linear-gradient(#fff 0%,#0000 42%);mask-image:linear-gradient(#fff 0%,#0000 42%)}#app[data-signature=curtain][data-moment=first] .signature-layer:after,#app[data-signature=curtain][data-moment=last] .signature-layer:after{opacity:calc(.18 + var(--vocal) * .3);mix-blend-mode:screen;background:linear-gradient(180deg, color-mix(in srgb, var(--theme-a) 42%, white) 0%, #78c8ff1f 22%, transparent var(--lake-horizon));animation:3.2s ease-in-out infinite alternate sig-curtain-sway}#app[data-signature=rally][data-moment=first] .signature-layer:before,#app[data-signature=rally][data-moment=last] .signature-layer:before{opacity:calc(.2 + var(--beat-bar) * .55);mix-blend-mode:screen;background:repeating-linear-gradient(90deg,#aae6ff42 0 2%,#0000 2% 9%) 0 0/140% 100%,linear-gradient(90deg,#a4e6ff29 0%,#0000 38% 62%,#a4e6ff29 100%) 0 0/100% 100%;animation:2.6s linear infinite sig-rally-march;-webkit-mask-image:linear-gradient(#0000 36%,#fff 42% 52%,#0000 58%);mask-image:linear-gradient(#0000 36%,#fff 42% 52%,#0000 58%)}#app[data-signature=rally][data-moment=first] .signature-layer:after,#app[data-signature=rally][data-moment=last] .signature-layer:after{opacity:calc(.14 + var(--energy) * .22);mix-blend-mode:screen;background:linear-gradient(180deg, transparent calc(var(--lake-surface) - 4%), #8cceff38 var(--lake-surface), transparent calc(var(--lake-surface) + 6%))}#app[data-signature=spread][data-moment=first] .signature-layer:before,#app[data-signature=spread][data-moment=last] .signature-layer:before{opacity:calc(.18 + var(--vocal) * .26);mix-blend-mode:screen;background:repeating-radial-gradient(circle at 50% 49.5%,#86e4ff38 0 1.6%,#0000 1.6% 7.8%);animation:3s ease-out infinite sig-spread-wave}#app[data-signature=spread][data-moment=first] .signature-layer:after,#app[data-signature=spread][data-moment=last] .signature-layer:after{opacity:calc(.12 + var(--energy) * .18);mix-blend-mode:screen;background:conic-gradient(from 0deg at 50% 49.5%, transparent 0 20%, #75d6ff33 24% 33%, transparent 40% 58%, #75d6ff33 62% 72%, transparent 76% 100%);animation:7.2s linear infinite sig-spread-rotate}#app[data-signature=flash].chorus-burst .signature-layer{background:radial-gradient(ellipse 90% 40% at 78% calc(var(--lake-horizon) - 6%), #fff 0%, #ffffff59 32%, transparent 68%);mix-blend-mode:screen;animation:.52s cubic-bezier(.1,.85,.2,1) sig-flash}#app[data-signature=flash][data-moment=first] .signature-layer,#app[data-signature=flash][data-moment=last] .signature-layer{opacity:1;background:radial-gradient(ellipse 120% 50% at 72% calc(var(--lake-horizon) - 8%), #fff8dc38 0%, transparent 42%), radial-gradient(circle at 50% 46%, transparent 36%, rgba(6, 10, 22, calc(.22 + var(--energy) * .26)) 100%);transition:opacity .24s}#app[data-signature=invade] .signature-layer,#app[data-signature=invade][data-moment=first] .signature-layer,#app[data-signature=invade][data-moment=last] .signature-layer{opacity:0;mix-blend-mode:normal;background:0 0;animation:none}@keyframes sig-flash{0%{opacity:0}10%{opacity:.95}to{opacity:0}}@keyframes sig-invade{0%{background-position:0 110%,-60% 0,160% 0}to{background-position:0 72%,-8% 0,108% 0}}@keyframes sig-answer-flow{0%{transform:translate(-1.2%)scale(.99)}to{transform:translate(1.2%)scale(1.01)}}@keyframes sig-answer-pulse{0%{opacity:.12;transform:scale(.96)}50%{opacity:.28}to{opacity:.06;transform:scale(1.04)}}@keyframes sig-curtain-drop{0%{transform:translateY(-8%)}to{transform:translateY(6%)}}@keyframes sig-curtain-sway{0%{transform:translate(-1.4%)}to{transform:translate(1.4%)}}@keyframes sig-rally-march{0%{background-position:-18% 0,0 0}to{background-position:18% 0,0 0}}@keyframes sig-spread-wave{0%{transform:scale(.92)}to{transform:scale(1.1)}}@keyframes sig-spread-rotate{0%{transform:rotate(0)}to{transform:rotate(360deg)}}#app[data-reply-mode=idle][data-scene=dialogue] .reply-layer,#app[data-reply-mode=idle][data-scene=rise] .reply-layer,#app[data-reply-mode=idle][data-scene=resolve] .reply-layer,#app[data-reply-mode=idle][data-scene=intro] .reply-layer{opacity:0;visibility:hidden;display:none}@media (prefers-reduced-motion:reduce){#app[data-signature=flash].chorus-burst .signature-layer,#app[data-signature=invade] .signature-layer,#app[data-signature=answer] .signature-layer:before,#app[data-signature=answer] .signature-layer:after,#app[data-signature=curtain] .signature-layer:before,#app[data-signature=curtain] .signature-layer:after,#app[data-signature=rally] .signature-layer:before,#app[data-signature=spread] .signature-layer:before,#app[data-signature=spread] .signature-layer:after{animation:none}}