.boss-invite{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:28px;border-radius:24px;margin:25px 0;background:linear-gradient(115deg,#e0eadd,#eee0e8);border:1px solid #d4dcca}.boss-invite h2{margin:10px 0}.boss-invite p{font-size:12px;margin:0;color:#78877a}.boss-invite button{flex:none}.boss-mode .arena-sky,.boss-mode .arena-path,.boss-mode .arena:after{display:none}.boss-mode .arena{background:#f3eadc}.classroom{position:absolute;inset:0;overflow:hidden;isolation:isolate;background:linear-gradient(90deg,#f4e9d6,#f9f1e4 40%,#e7eada);--orb-scale:.45}.class-windows{position:absolute;left:2%;top:4%;width:23%;height:49%;display:flex;gap:8px;transform:skewY(-4deg)}.class-windows i{flex:1;border:7px solid #e8d5b9;background:linear-gradient(#bcdde8,#edf5de);box-shadow:0 4px 0 #cbb895}.class-windows i:after{content:'';display:block;height:50%;border-bottom:5px solid #e8d5b9}.room-floor{position:absolute;inset:55% 0 0;z-index:-1;background:repeating-linear-gradient(0deg,transparent 0 49px,#ba9a7824 50px 52px),repeating-linear-gradient(90deg,#dfc8a5 0 139px,#e8d4b5 140px 142px);border-top:10px solid #ccb995}.room-door{position:absolute;right:1.5%;top:18%;height:54%;width:12%;background:#d6bd9d;border:8px solid #c4aa8a;border-radius:3px}.room-door:before{content:'';position:absolute;inset:8% 18% 48%;background:#dcebf0;border:4px solid #beaa8d}.room-door:after{content:'•';position:absolute;right:8%;top:54%;color:#987850}.room-clock{position:absolute;right:7%;top:4%;font-size:40px;color:#a68c73}.wall-board{position:absolute;left:32%;top:9%;width:46%;height:31%;border:10px solid #ceb38a;border-radius:5px;background:#426b5a;box-shadow:0 5px 0 #ad957244;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#e7eed7;gap:12px;transform-origin:center}.wall-board span{font-size:clamp(12px,2vw,24px);letter-spacing:.25em;opacity:.7}.wall-board i{font-style:normal;opacity:.45;font-size:20px}.cast{background:url('assets/battle-cast.png') no-repeat;background-size:400% 200%;mix-blend-mode:multiply}.boss-actor{position:absolute;left:50%;top:17%;width:min(42vh,330px);height:min(42vh,330px);transform:translateX(-50%);z-index:3;transform-origin:50% 80%}.boss-sprite{position:absolute;inset:0;animation:bossBreathe 2.6s ease-in-out infinite;filter:drop-shadow(0 5px 1px #7b78631a)}.candidates{position:absolute;left:50%;bottom:1%;width:280px;height:150px;transform:translateX(-50%);z-index:5;mix-blend-mode:multiply}.candidate{position:absolute;bottom:0;width:150px;height:150px}.candidate.man{left:0;background-position:0 100%}.candidate.woman{right:0;background-position:33.333333% 100%}.candidate-hit{display:none;position:absolute;inset:0;background-position:66.666667% 100%;background-size:400% 200%}.candidates.hit .candidate{display:none}.candidates.hit .candidate-hit{display:block}.candidates.destroyed{animation:candidateDefeat 1.2s forwards}.black-sword{position:absolute;left:50%;top:62%;width:52px;height:240px;transform-origin:50% 90%;transform:translate(-50%,-90%) rotate(-28deg);z-index:4;pointer-events:none}.sword-blade{position:absolute;inset:0 3px 38px;border:5px solid #d7b683;clip-path:polygon(50% 0,100% 15%,100% 100%,0 100%,0 15%);background:linear-gradient(100deg,#467565,#234f48);box-shadow:inset 4px 0 #a1cec15c;display:grid;place-items:center;color:#e7d6a4;font-size:35px}.sword-hilt{position:absolute;width:65px;height:9px;background:#d9b86d;bottom:35px;left:-6px;border-radius:8px;box-shadow:0 3px #987448}.sword-hilt:after{content:'';display:block;width:12px;height:35px;margin:auto;background:repeating-linear-gradient(#534d38 0 6px,#c1a869 7px 9px)}.floor-chalks{position:absolute;left:38%;bottom:33%;width:28%;height:8%;display:flex;justify-content:space-around}.floor-chalks i,.chalk-orbit i,.chalk-shot{display:block;width:10px;height:29px;background:var(--chalk,#e9a8b9);border:1px solid #fff8;border-radius:3px;box-shadow:inset 0 5px #fffc}.floor-chalks i:nth-child(2){background:#94cdbc;rotate:30deg}.floor-chalks i:nth-child(3){background:#c4b2d8;rotate:78deg}.floor-chalks i:nth-child(4){background:#e8d689;rotate:-26deg}.chalk-orbit{display:none;position:absolute;left:50%;top:37%;width:310px;height:180px;transform:translate(-50%,-50%);z-index:4;pointer-events:none;animation:orbitBob 2.4s ease-in-out infinite}.chalk-orbit i{position:absolute;left:50%;top:50%;transform:rotate(calc(var(--i)*45deg)) translateY(-125px) rotate(-30deg);box-shadow:0 0 12px var(--chalk),inset 0 5px #fffd}.history-orb{display:none;position:absolute;left:50%;top:1%;width:min(30vh,235px);aspect-ratio:1;z-index:4;border-radius:50%;transform:translateX(-50%) scale(var(--orb-scale));background:radial-gradient(circle,#fffbe5 4%,#ffefa8 36%,#a3dec7b3 66%,transparent 72%);box-shadow:0 0 40px #eddc84b3,inset 0 0 30px #fff;align-items:center;justify-content:center;pointer-events:none}.history-orb b{font-family:serif;font-size:clamp(66px,12vh,118px);color:#b18a37;text-shadow:0 0 16px #fff,0 0 25px #fff;animation:glyphPulse 1s alternate infinite}.history-orb i{position:absolute;inset:-9%;border:2px dashed #f9d575;border-radius:50%;animation:energySpin 7s linear infinite}.history-orb i:nth-child(2){inset:-20%;border:3px dotted #a6d8b7;animation-direction:reverse}.boss-speech{position:absolute;left:50%;top:7%;transform:translateX(-50%);z-index:7;border-radius:18px;max-width:90%;padding:15px 22px;background:#fffdf3;box-shadow:0 7px 30px #675d3930;font-size:16px;font-weight:800;text-align:center}.boss-speech:empty{display:none}.boss-timer{position:absolute;left:50%;top:8px;transform:translateX(-50%);width:min(360px,92%);z-index:9;background:#fffdf3f5;border:1px solid #cddbbd;border-radius:13px;padding:9px 13px}.boss-timer>div:first-child{display:flex;justify-content:space-between;gap:12px;font-size:12px;align-items:center}.boss-timer b{font-size:19px;font-variant-numeric:tabular-nums;color:#528171}.boss-meter{height:5px;border-radius:5px;background:#e2e5d1;margin-top:6px;overflow:hidden}.boss-meter i{height:100%;display:block;background:linear-gradient(90deg,#b4cc9b,#599b86)}.boss-timer.urgent b{color:#b75f73}.boss-timer.urgent .boss-meter i{background:#d8879b}.scene-entrance .boss-actor{animation:bossEntrance 2.3s both}.scene-entrance .black-sword,.scene-forge .black-sword{opacity:0}.scene-forge .wall-board{animation:boardForge 2.4s both}.scene-forge .black-sword{animation:swordAppear 2.4s both}.scene-active.phase-1 .wall-board,.scene-recover.phase-1 .wall-board,.scene-break .wall-board,.phase-2 .wall-board,.phase-3 .wall-board{opacity:0}.scene-break .black-sword{animation:swordBreak 1.5s both}.scene-break .boss-actor{animation:bossHurt 1s both}.phase-2 .black-sword,.phase-3 .black-sword,.scene-kneel .black-sword,.scene-dialogue .black-sword,.scene-gather .black-sword{display:none}.phase-2 .chalk-orbit{display:block}.scene-levitate .chalk-orbit{animation:chalkRise 2.6s both}.phase-2 .floor-chalks{opacity:0}.phase-2 .boss-actor{animation:bossHover 2s ease-in-out infinite}.scene-kneel .boss-actor{animation:kneelDown 1.5s both}.scene-kneel .chalk-orbit,.scene-dialogue .chalk-orbit,.scene-gather .chalk-orbit{display:none}.scene-dialogue .boss-actor,.scene-gather .boss-actor{animation:none}.scene-gather .history-orb,.phase-3 .history-orb{display:flex}.phase-3 .boss-actor,.scene-gather .boss-actor{top:30%;width:min(33vh,270px);height:min(33vh,270px)}.phase-3 .boss-timer{left:auto;right:10px;top:auto;bottom:10px;transform:none;width:180px}.scene-victory .history-orb{animation:orbBreak 1.3s both}.scene-ultimate .history-orb{animation:orbLaunch 1.4s both}.scene-victory .boss-actor{animation:bossHurt 1s both}.scene-victory .candidates{animation:celebrate .6s alternate 3}.sword-slash{position:absolute;left:20%;top:22%;width:65%;height:65%;border-bottom:30px solid #b4eee0;border-radius:50%;filter:drop-shadow(0 0 12px #f7e49b);transform-origin:50% 50%}.friendly-shot{position:absolute;width:20px;height:20px;border-radius:5px;background:#ffef99;box-shadow:0 0 15px #efd274,0 0 5px #fff;rotate:45deg}.chalk-shot{position:absolute;width:14px;height:38px;box-shadow:0 0 12px var(--chalk)}.orb-shot{position:absolute;width:150px;height:150px;border-radius:50%;background:radial-gradient(#fff,#f5dc74 35%,#a9e0c37a 70%);box-shadow:0 0 40px #f9dc82}.orb-shot:after{content:'史';display:grid;place-items:center;height:100%;font:90px serif;color:#b48d31}.boss-mode .target-line{font-size:15px;color:#3d594c;font-weight:700}.boss-mode .input-tools>span{color:#867263}.enemy .sprite{width:115px;height:115px}
@keyframes bossBreathe{50%{translate:0 -4px;scale:1.01}}@keyframes bossEntrance{from{translate:150% 0;opacity:0}20%{opacity:1}40%{rotate:3deg}60%{rotate:-3deg}80%{rotate:2deg}to{translate:0 0;opacity:1}}@keyframes boardForge{0%,20%{transform:translate(0,0);filter:brightness(1)}50%{transform:translate(5%,25%) scale(.7) rotate(-25deg);filter:brightness(1.8)}85%,100%{transform:translate(15%,70%) scale(.1,1) rotate(-28deg);opacity:0}}@keyframes swordAppear{0%,60%{opacity:0;filter:brightness(3)}85%,100%{opacity:1;filter:brightness(1)}}@keyframes swordBreak{30%{filter:brightness(4)}60%{opacity:1;transform:translate(-50%,0) rotate(80deg) scale(.8)}100%{opacity:0;transform:translate(-60%,140%) rotate(160deg) scale(.1)}}@keyframes bossHurt{20%{rotate:-10deg;filter:brightness(1.7)}60%{rotate:8deg}100%{rotate:0;filter:brightness(1)}}@keyframes bossHover{50%{translate:0 -12px;rotate:2deg}}@keyframes chalkRise{from{translate:0 140px;opacity:0;scale:.2;rotate:-90deg}40%{opacity:1}to{translate:0 0;opacity:1;scale:1;rotate:0}}@keyframes kneelDown{0%{translate:0 -20px}25%{rotate:-7deg}100%{translate:0 18px;rotate:0}}@keyframes energySpin{to{rotate:360deg}}@keyframes glyphPulse{to{filter:brightness(1.3);scale:1.04}}@keyframes orbitBob{50%{translate:0 -9px;rotate:8deg}}@keyframes orbBreak{25%{filter:brightness(4);scale:1.4}100%{scale:2.5;opacity:0}}@keyframes orbLaunch{20%{filter:brightness(3)}to{translate:0 170px;scale:1.8;opacity:0}}@keyframes candidateDefeat{25%{filter:brightness(2);rotate:5deg}100%{opacity:.2;translate:0 30px;rotate:-5deg}}@keyframes celebrate{to{translate:0 -14px}}
@media(max-width:680px){.boss-invite{padding:20px;display:block}.boss-invite button{margin-top:15px;width:100%}.boss-invite h2{font-size:22px}.boss-mode .target-line{font-size:13px;min-height:40px}.boss-actor{width:min(53vw,280px);height:min(53vw,280px);top:19%}.candidates{width:210px;height:116px}.candidate{width:116px;height:116px}.black-sword{height:175px;width:41px}.sword-hilt{width:50px;left:-4px}.chalk-orbit{width:200px;height:140px}.chalk-orbit i{transform:rotate(calc(var(--i)*45deg)) translateY(-90px) rotate(-30deg)}.history-orb{width:min(42vw,180px);top:1%}.history-orb b{font-size:80px}.phase-3 .boss-actor{top:28%;width:200px;height:200px}.phase-3 .boss-timer{width:132px;right:5px;bottom:8px;padding:7px}.phase-3 .boss-timer>div:first-child{display:block;font-size:9px}.phase-3 .boss-timer b{display:block;font-size:16px}.boss-mode .miss-tray{width:94px;max-height:80px;bottom:10px}.boss-mode .miss-card span{display:none}.boss-speech{font-size:13px;padding:12px 16px;white-space:nowrap}.enemy .sprite{width:100px;height:100px}}
@media(max-height:580px){.boss-actor{width:170px;height:170px;top:12%}.candidates{width:160px;height:88px;left:77%;bottom:0}.candidate{width:88px;height:88px}.black-sword{height:140px;width:35px}.sword-blade{border-width:3px;bottom:28px}.sword-hilt{width:44px;bottom:24px;left:-4px}.sword-hilt:after{height:25px;width:9px}.boss-timer{width:180px;left:8px;top:7px;transform:none;padding:6px 9px}.boss-timer>div:first-child{font-size:9px}.boss-timer b{font-size:14px}.boss-mode .target-line{font-size:12px;min-height:32px}.boss-mode .input-tools{display:none}.boss-mode .gameEra{font-size:12px}.chalk-orbit{top:40%;width:150px;height:100px}.chalk-orbit i{transform:rotate(calc(var(--i)*45deg)) translateY(-70px) rotate(-30deg);height:23px;width:8px}.phase-3 .boss-actor,.scene-gather .boss-actor{left:43%;top:30%;width:130px;height:130px}.history-orb{width:120px;left:43%;top:-4%}.history-orb b{font-size:65px}.phase-3 .boss-timer{left:6px;bottom:5px;right:auto;width:112px}.boss-speech{left:42%;top:3%;font-size:12px;padding:8px 12px}.boss-mode .miss-tray{max-height:58px;width:86px}.wall-board{border-width:5px}.room-clock{font-size:25px}.enemy .sprite{width:85px;height:85px}.boss-mode .hud{gap:7px}.scene-gather .history-orb{top:-5%}}
@media(max-height:420px){.boss-actor{width:135px;height:135px;top:4%}.candidates{width:140px;height:76px}.candidate{width:76px;height:76px}.phase-3 .boss-actor{width:110px;height:110px;top:19%}.history-orb{width:85px}.history-orb b{font-size:48px}.boss-timer{width:140px}.boss-mode .game{padding-bottom:0}.boss-mode .target-line{min-height:30px;font-size:11px}.black-sword{height:105px}.chalk-orbit{top:45%}.chalk-orbit i{transform:rotate(calc(var(--i)*45deg)) translateY(-53px) rotate(-30deg)}}
@media(prefers-reduced-motion:reduce){.scene-entrance .boss-actor{opacity:1}.scene-forge .wall-board{opacity:0}.scene-forge .black-sword{opacity:1}}
.boss-actor{mix-blend-mode:multiply}.cast{clip-path:inset(2.5%)}.candidate-hit{width:180px;height:180px;left:50%;bottom:0;top:auto;transform:translateX(-50%)}
.candidate{clip-path:inset(2.5% 13%)}.boss-timer b{white-space:nowrap;flex-shrink:0}
@media(min-width:681px) and (min-height:581px){.candidates{width:330px;height:175px}.candidate{width:175px;height:175px}.candidate-hit{width:220px;height:220px}}
@media(max-height:580px){.candidate-hit{width:110px;height:110px}.boss-mode .boss-timer{width:154px}.boss-mode .scene-active.phase-1 .boss-actor,.boss-mode .scene-active.phase-2 .boss-actor{top:15%}}