/* Reference layout: duet on a full-height theatre, dark lower dialogue board. */
#theatre.rap-mode{width:min(100vw,calc(100dvh * 9 / 16),500px);aspect-ratio:9/16}
#theatre.rap-mode .rap-background{content:url('assets/rap/reference-courtyard.png');opacity:1;filter:none!important}
#theatre.rap-mode .concert-scenery,#theatre.rap-mode .concert-themes,#theatre.rap-mode .concert-hud,#theatre.rap-mode .concert-steps,.concert-guide{display:none}
#theatre.rap-mode .rap-heading{left:25%;right:25%;top:1.8%;height:4.7%;border:1px solid #79a9c66b;border-radius:30px;background:#03182cef;box-sizing:border-box;gap:9px;justify-content:center;padding:0 8px;z-index:12}
#theatre.rap-mode .rap-heading h1{font:500 14px/1.2 'Microsoft YaHei',sans-serif;letter-spacing:.5px;white-space:nowrap}
#theatre.rap-mode .rap-heading h1:before{content:'';display:inline-block;width:5px;height:5px;border-radius:50%;background:#f444ae;margin-right:7px;vertical-align:middle;box-shadow:0 0 8px #ee45b0}
.duel-menu{border:0;background:none;color:#d7efff;font:16px/1 sans-serif;padding:3px;cursor:pointer}
#theatre.rap-mode .topbar{top:3%;right:3%}#theatre.rap-mode .sound-btn{width:39px;height:39px;background:#041a2fee!important}
.duel-intro{position:absolute;z-index:3;top:8.7%;left:7%;right:7%;text-align:center;color:#d8f3ff;pointer-events:none}.duel-intro p{font-size:12px;letter-spacing:1px;margin:0 0 8px;text-shadow:0 1px 4px #071d39}.duel-intro h2{font:500 25px/1.4 var(--serif);color:#f2faff;letter-spacing:1px;margin:0;text-shadow:0 2px 6px #174066}
.duel-equalizer{position:absolute;z-index:3;left:42%;right:42%;top:20%;height:2.5%;display:flex;align-items:end;justify-content:center;gap:4px;pointer-events:none}.duel-equalizer i{width:4px;background:#8fe5ff;height:35%}.duel-equalizer i:nth-child(2n){background:#f174c8;height:65%}.duel-equalizer i:nth-child(3n){height:100%}
#theatre.rap-mode .rap-verse{top:16.5%;height:8.2%;max-height:8.2%;left:7%;right:7%;padding:6px 10px;border:1px solid #9fd4ea80;border-radius:4px;background:#08233ce8!important;text-align:center;z-index:5}
#theatre.rap-mode .rap-credit{font-size:11px;line-height:1.3;color:#b9eaff}
#theatre.rap-mode .rap-current{font:500 16px/1.5 'Microsoft YaHei',sans-serif;margin-top:2px;color:#fff2fb}
#theatre.rap-mode .has-verse .duel-equalizer{display:none}
#theatre.rap-mode .rap-performer{top:28%;height:28.5%;width:44%}
#theatre.rap-mode .rap-user{left:2%}#theatre.rap-mode .rap-poet{left:53%}
#theatre.rap-mode .rap-art{scale:.76!important;filter:none!important}
#theatre.rap-mode .rap-performer:after{display:none}
.duel-vs{position:absolute;left:45%;width:10%;top:36%;z-index:5;font:italic 600 24px/1 Georgia,serif;text-align:center;color:#f451af;text-shadow:1px 1px #f1faff;pointer-events:none}
.duel-names{position:absolute;z-index:5;top:57%;left:7%;right:7%;display:flex;gap:8%;pointer-events:none}.duel-names span{flex:1;min-width:0;text-align:center;padding:5px 3px;background:#051e36df;border:1px solid #5e98b45e;color:#d6f2ff;font-size:13px;white-space:nowrap}
.duel-tools{position:absolute;z-index:8;top:61.2%;left:8%;right:8%;display:flex;justify-content:space-between;gap:6px}.duel-tools button{background:#041c33d9;color:#a9e5fc;border:1px solid #6ca2be66;padding:5px 7px;font:12px/1.4 'Microsoft YaHei',sans-serif;cursor:pointer}.duel-tools button:disabled{opacity:.6}
#theatre.rap-mode .rap-interaction{top:65%;bottom:3.5%;left:6%;right:6%;background:#03172df5;border:1px solid #8fbed8;border-radius:0;padding:10px 11px;gap:6px;box-shadow:0 3px 0 #81366680;overflow:auto;scrollbar-width:thin}
.duel-panel-heading{display:flex;justify-content:space-between;align-items:center;gap:5px;color:#9adcf4;font:11px/1.5 'Microsoft YaHei',sans-serif}.duel-round{white-space:nowrap}
#theatre.rap-mode .rap-caption{font:500 15px/1.65 'Microsoft YaHei',sans-serif;letter-spacing:.3px;color:#e6f5ff;min-height:0;text-align:left;text-wrap:pretty}
#theatre.rap-mode .rap-controls{gap:6px;justify-content:flex-end;flex:1}
#theatre.rap-mode .rap-controls button{border:1px solid #729eb9;background:#0e2c45;border-radius:0;font:600 14px/1.4 'Microsoft YaHei',sans-serif;min-height:35px;padding:7px 5px;color:#c6e8f8;box-shadow:none}
#theatre.rap-mode .rap-controls>button:last-child{background:linear-gradient(100deg,#f47cc8,#e92e9b);color:#071b30;border:1px solid #f3abd7;border-radius:0;font-size:15px;min-height:36px;box-shadow:0 3px #7d2861}
#theatre.rap-mode .rap-controls button:disabled{opacity:.4}
#theatre.rap-mode .rap-topics>button{min-height:35px;font-size:15px;background:#0b2b44;border-color:#8ebcd5;padding:7px}
#theatre.rap-mode .rap-topics button.selected{background:#243851;border:1px solid #f38cc9;box-shadow:inset 0 -2px #ef59b5;transform:none}
#theatre.rap-mode .duel-preview-actions button{min-height:30px;font-weight:500;color:#98cde4}
#theatre.rap-mode .duel-preview-actions button:disabled{opacity:.65}
#theatre.rap-mode .rap-choices button{min-height:34px;font-size:14px}
#theatre.rap-mode .concert-rhyme-line{font-size:16px;line-height:1.5}
#theatre.rap-mode .concert-rhyme-hint{font-size:12px;line-height:1.5}
#theatre.rap-mode .concert-beat-options button{font-size:12px!important;min-height:29px!important}
#theatre.rap-mode .concert-beat-meta{font-size:11px}
#theatre.rap-mode .concert-beat-judge{font-size:11px}
#theatre.rap-mode .rap-scene[data-phase=RHYTHM] .rap-caption{font-size:13px}
#theatre.rap-mode .rap-scene[data-phase=RHYME] .rap-caption{font-size:13px}
#theatre.rap-mode .rap-quote{top:16.5%;height:8.4%;left:7%;right:7%;border-radius:4px;padding:5px 10px;background:#071f38f0}
#theatre.rap-mode .rap-quote blockquote{font-size:16px;line-height:1.4;margin:2px 0}
#theatre.rap-mode .rap-quote small,#theatre.rap-mode .rap-quote cite{font-size:10px}
#theatre.rap-mode button:focus-visible{outline:2px solid #e2f8ff;outline-offset:2px}
.duel-equalizer i{animation:duelMeter .8s ease-in-out infinite alternate}.duel-equalizer i:nth-child(2n){animation-delay:-.35s}.duel-equalizer i:nth-child(3n){animation-delay:-.65s}
@keyframes duelMeter{to{height:20%}}
@media(prefers-reduced-motion:reduce){.duel-equalizer i{animation:none}}
@media(max-height:620px){#theatre.rap-mode .rap-interaction{top:64%;bottom:2.5%;padding:8px 10px;gap:6px}#theatre.rap-mode .rap-caption{font-size:14px}#theatre.rap-mode .rap-controls button{min-height:31px;padding:5px}.duel-intro h2{font-size:22px}.duel-tools button{font-size:11px;padding:4px}.duel-panel-heading{font-size:10px}}