.gr-opening{background:var(--mpr-night);color:var(--mpr-brass);min-height:100vh;padding:15vh 10vw}.practice-room.gr-room{--pr-bg:var(--mpr-night);--gr-panel-background:var(--mpr-panel);--gr-panel-cream:var(--mpr-cream);--gr-panel-brass:var(--mpr-brass);--pr-surface:var(--mpr-panel);--pr-paper:var(--mpr-paper);--pr-text:var(--mpr-cream-strong);--pr-muted:var(--mpr-muted);--pr-line:color-mix(in srgb,var(--mpr-white) 15.69%,transparent);--pr-accent:var(--mpr-brass);--pr-selected:var(--mpr-panel-selected);--gr-accent:var(--mpr-brass-warm);width:100%;max-width:none;min-height:100dvh;color:var(--mpr-cream-strong);background:linear-gradient(color-mix(in srgb,var(--mpr-black) 18.82%,transparent), color-mix(in srgb,var(--mpr-black) 18.82%,transparent)), url(/practice-room/evening-room.webp) center/cover fixed;font:14px/1.45 var(--mpr-font-sans);margin:0;padding:0}.gr-room *{box-sizing:border-box}.gr-room button{cursor:pointer}.gr-room button,.gr-room select{min-height:38px}.gr-room a{color:inherit;text-decoration:none}.gr-room .pr-icon{flex-shrink:0;width:22px;height:22px}.gr-room h1,.gr-room h2,.gr-room h3{font-family:var(--mpr-font-heading);font-weight:400}.gr-header{background:linear-gradient(color-mix(in srgb,var(--mpr-black) 53.33%,transparent), transparent);justify-content:space-between;align-items:center;height:68px;padding:0 30px;display:flex}.gr-header button{align-items:center;gap:8px;display:flex}.gr-brand{font:24px var(--mpr-font-heading);letter-spacing:.17em;color:var(--mpr-brass)}.gr-workspace{width:min(1680px,84vw);margin:0 auto;padding-bottom:10px;position:relative}.gr-songbar{justify-content:space-between;align-items:center;gap:15px;height:80px;display:flex}.gr-songbar h1{margin:0 0 3px;font-size:26px}.gr-songbar>div:last-child{gap:8px;display:flex}.gr-songbar button{align-items:center;gap:8px;display:flex}.gr-rails{z-index:8;flex-direction:column;gap:12px;display:flex;position:absolute;top:108px;left:-72px}.gr-rails button{width:65px;min-height:66px;box-shadow:0 4px 15px color-mix(in srgb,var(--mpr-black) 26.67%,transparent);flex-direction:column;justify-content:center;align-items:center;gap:6px;font-size:12px;display:flex}.gr-deck{align-items:start;gap:22px;min-width:0;display:grid;position:relative}.gr-side{grid-template-columns:minmax(0,1.28fr) minmax(0,1fr)}.gr-video-pane{grid-area:1/1;min-width:0}.gr-tabs-pane{border-radius:var(--mpr-radius);min-width:0;box-shadow:0 3px 0 var(--mpr-paper-line), 0 24px 45px color-mix(in srgb,var(--mpr-black) 53.33%,transparent);color:var(--mpr-night);flex-direction:column;grid-area:1/2;height:clamp(470px,100dvh - 260px,900px);display:flex;overflow:hidden}.gr-video-frame{aspect-ratio:16/9;border:3px solid var(--mpr-ink-muted);border-radius:var(--mpr-radius);background:var(--mpr-black);width:100%;box-shadow:0 18px 38px color-mix(in srgb,var(--mpr-black) 53.33%,transparent);overflow:hidden}.gr-video-frame video{object-fit:contain;width:100%;height:100%}.gr-video-frame .pr-video{height:100%}.gr-video-actions{justify-content:space-between;align-items:center;gap:12px;height:86px;display:flex}.gr-eyebrow{letter-spacing:.15em;color:var(--mpr-brass);font-size:12px}.gr-panel-title{justify-content:space-between;align-items:center;gap:12px;padding:18px 20px 8px;display:flex}.gr-panel-title h2{margin:4px 0;font-size:25px}.gr-tabs-pane .gr-eyebrow{color:var(--mpr-brass-dark)}.gr-tabs-pane button,.gr-tabs-pane select{background:var(--mpr-cream);color:var(--mpr-panel-selected);border-color:color-mix(in srgb,var(--mpr-muted) 43.92%,transparent)}.gr-tabs-pane button[aria-pressed=true]{background:var(--mpr-brass);border-color:var(--mpr-brass-warm)}.gr-tabs-pane .gr-primary{background:var(--mpr-panel);color:var(--mpr-paper)}.gr-score-scroll{flex:1;min-height:160px;padding:12px;overflow:auto}.gr-score{min-height:160px}.gr-score-controls{flex-wrap:wrap;align-items:center;gap:8px;padding:12px 16px;display:flex}.gr-score-controls label{align-items:center;gap:5px;font-size:12px;display:flex}.gr-score-controls input[type=range]{border:0;width:65px;padding:0}.gr-player-status{border-top:1px solid color-mix(in srgb,var(--mpr-brass-dim) 18.82%,transparent);min-height:50px;color:var(--mpr-brass-dark);justify-content:space-between;align-items:center;gap:10px;padding:8px 18px;font-size:12px;display:flex}.gr-player-status button{white-space:nowrap;font-size:12px}.gr-chapters{border-top:1px solid color-mix(in srgb,var(--mpr-brass) 26.67%,transparent);z-index:6;align-items:center;gap:6px;height:88px;display:flex;position:relative}.gr-chapters>button{flex-shrink:0;width:30px;padding:4px}.gr-chapter-track{scrollbar-width:thin;overscroll-behavior:contain;flex:1;align-items:center;gap:8px;min-width:0;padding:8px 2px;display:flex;overflow-x:auto}.gr-chapter-track>button{white-space:nowrap;transform-origin:bottom;flex:0 0 118px;min-height:54px;transition:transform .16s}.gr-chapter-track .gr-chapter-name{text-overflow:ellipsis;display:block;overflow:hidden}.gr-chapter-track button small,.gr-chapter-parts button small{color:var(--mpr-muted);font-size:12px;display:block}.gr-chapter-track button[aria-current=true] small{color:var(--mpr-cream-strong)}.gr-chapter-track button[aria-current=true]{background:color-mix(in srgb,var(--mpr-panel-selected) 93.73%,transparent);border-color:var(--mpr-brass)}.gr-chapter-track button[aria-expanded=true]{border-color:var(--mpr-brass);transform:translateY(-3px)}.gr-chapter-parts{background:color-mix(in srgb,var(--mpr-panel) 96.08%,transparent);border:1px solid var(--mpr-brass-line);border-radius:var(--mpr-radius);box-shadow:0 8px 25px color-mix(in srgb,var(--mpr-black) 53.33%,transparent);align-items:center;gap:8px;padding:10px;display:flex;position:absolute;bottom:calc(100% - 4px);left:0;right:0;overflow:auto}.gr-chapter-parts strong{white-space:nowrap;font-size:12px}.gr-chapter-parts button{flex-shrink:0;min-width:94px}.gr-chapter-parts button[aria-pressed=true]{border-color:var(--mpr-brass)}.gr-tool-dock{background:color-mix(in srgb,var(--mpr-panel) 93.73%,transparent);border:1px solid color-mix(in srgb,var(--mpr-white) 14.9%,transparent);border-radius:var(--mpr-radius);width:max-content;max-width:100%;box-shadow:0 12px 26px color-mix(in srgb,var(--mpr-black) 40%,transparent);justify-content:center;gap:4px;margin:18px auto 0;padding:5px 8px;display:flex}.gr-tool-dock button{background:0 0;border:0;flex-direction:column;align-items:center;gap:6px;min-width:70px;padding:8px 10px;display:flex}.gr-tool-dock button span{font-size:12px}.gr-notice{text-align:center;height:34px;color:var(--mpr-brass);padding:8px 0;font-size:12px;overflow:auto}.gr-menu,.gr-tool-host.gr-floating{z-index:20;background:color-mix(in srgb,var(--mpr-panel) 96.86%,transparent);box-shadow:0 22px 60px color-mix(in srgb,var(--mpr-black) 53.33%,transparent);border:1px solid color-mix(in srgb,var(--mpr-paper-line) 33.33%,transparent);border-radius:var(--mpr-radius);-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);position:absolute;overflow:hidden}.gr-menu{width:min(440px,94vw);max-height:calc(100dvh - 170px);top:76px;right:0;overflow:auto}.gr-menu-library{width:min(500px,94vw);left:0;right:auto}.gr-menu-layout,.gr-menu-theme{width:320px}.gr-drawer-heading{border-bottom:1px solid color-mix(in srgb,var(--mpr-white) 10.2%,transparent);align-items:center;gap:10px;padding:14px 18px;display:flex}.gr-drawer-heading h2{flex:1;margin:0;font-size:21px}.gr-drawer-heading button{font-size:12px}.gr-tool-host.gr-floating{width:min(440px,100%);max-height:calc(100dvh - 235px);top:12px;right:0}.gr-tool-host.gr-notebook.gr-floating{width:min(540px,100%);left:0;right:auto}.gr-tool-content{max-height:calc(100dvh - 310px);padding:18px;overflow:auto}.gr-tool-host .pr-binder{height:auto;min-height:300px}.gr-tool-host .pr-binder-body{min-height:240px}.gr-tool-host .pr-paper{color:var(--mpr-panel);background:var(--mpr-paper);min-height:200px}.gr-tool-host textarea{width:100%}.gr-view-options{gap:10px;padding:14px;display:grid}.gr-options{padding:16px 22px}.gr-options p{color:var(--mpr-muted);font-size:12px}.gr-options label{justify-content:space-between;align-items:center;gap:16px;margin:18px 0;display:flex}.gr-options label>span{align-items:center;gap:8px;display:flex}.gr-options input[type=range]{border:0;width:110px;padding:0}.gr-options input[type=color]{width:56px;height:34px;padding:3px}.gr-options input[type=checkbox]{width:20px;height:20px}.gr-options output{min-width:30px}.gr-library-controls{flex-wrap:wrap;gap:8px;padding:15px;display:flex}.gr-library-controls input{width:100%}.gr-library-list{max-height:60vh;padding:0 15px 15px;overflow:auto}.gr-library-list strong,.gr-library-list small{display:block}.gr-library-list .pr-library-song{margin-bottom:12px}.gr-library-list .pr-library-song>button{text-align:left;width:100%}.gr-no-score{padding:30px}.gr-references dl{grid-template-columns:1fr 1fr;gap:12px;display:grid}.gr-references dd{font-family:monospace;font-size:18px}.gr-references small{display:block}.gr-tool-promoted .gr-tabs-pane{visibility:hidden;pointer-events:none;position:absolute;inset:0 0 auto 50%}.gr-tool-host.gr-on-desk{border-radius:var(--mpr-radius);border:1px solid color-mix(in srgb,var(--mpr-paper-line) 33.33%,transparent);background:color-mix(in srgb,var(--mpr-panel) 96.08%,transparent);grid-area:1/2;min-width:0;height:clamp(470px,100dvh - 260px,900px);overflow:hidden}.gr-on-desk .gr-tool-content{max-height:calc(100% - 68px)}.gr-stack{grid-template-columns:1fr;gap:16px;width:min(1100px,100%);margin:auto}.gr-stack .gr-video-pane{justify-self:center;width:min(100%,177.78dvh - 728.898px);min-width:min(100%,500px)}.gr-stack .gr-tabs-pane,.gr-stack .gr-tool-host.gr-on-desk{grid-area:2/1;width:100%;height:330px}.gr-stack.gr-tool-promoted .gr-tabs-pane{visibility:hidden;position:absolute;inset:0}.gr-stack .gr-video-actions{height:65px}.gr-stack .gr-chapters{height:72px}.gr-focus{perspective:1800px;width:min(1200px,100%);height:clamp(450px,100dvh - 330px,900px);margin:auto;display:block}.gr-focus .gr-video-pane,.gr-focus .gr-tabs-pane,.gr-focus .gr-tool-host.gr-on-desk{backface-visibility:hidden;transform-origin:50%;width:100%;height:100%;transition:transform .42s,opacity .3s;position:absolute;inset:0}.gr-focus .gr-video-pane{flex-direction:column;align-items:center;display:flex}.gr-focus .gr-video-frame{flex-shrink:0;width:auto;max-width:100%;height:calc(100% - 155px)}.gr-focus .gr-video-actions,.gr-focus .gr-chapters{width:100%}.gr-front-video.gr-focus .gr-video-pane{opacity:1;z-index:2;transform:translateZ(0)rotateY(0)}.gr-front-video.gr-focus .gr-tabs-pane,.gr-front-video.gr-focus .gr-on-desk{opacity:0;pointer-events:none;transform:translate(6%)translateZ(-140px)rotateY(-12deg)scale(.9)}.gr-front-tabs.gr-focus .gr-video-pane{opacity:0;pointer-events:none;transform:translate(-6%)translateZ(-140px)rotateY(12deg)scale(.9)}.gr-front-tabs.gr-focus .gr-tabs-pane,.gr-front-tabs.gr-focus .gr-on-desk{opacity:1;z-index:2;transform:translateZ(0)rotateY(0)}.gr-focus .gr-floating{z-index:22}.gr-flip-controls{justify-content:center;gap:8px;margin:15px auto;display:flex}.gr-flip-controls button[aria-pressed=true]{border-color:var(--mpr-brass);background:var(--mpr-panel-selected)}.gr-room .at-cursor-bar{background:color-mix(in srgb,var(--mpr-gold) 14.12%,transparent)}.gr-room .at-cursor-beat{background:var(--gr-accent);width:3px}.gr-room .at-highlight *{fill:var(--gr-accent)!important;stroke:var(--gr-accent)!important}.gr-room .at-selection div{background:color-mix(in srgb,var(--mpr-gold) 20%,transparent)}.gr-no-cursor .at-cursor-beat{opacity:0}.gr-room[data-theme=studio]{background:var(--mpr-cream-strong);color:var(--mpr-panel);--pr-text:var(--mpr-panel);--pr-surface:#f9f6ee;--pr-line:color-mix(in srgb,var(--mpr-muted) 40%,transparent);--pr-selected:#ded3bd;--pr-muted:#766e60}.gr-room[data-theme=studio] .gr-header{background:#fff9}.gr-room[data-theme=studio] .gr-menu,.gr-room[data-theme=studio] .gr-tool-host,.gr-room[data-theme=studio] .gr-tool-dock{background:var(--mpr-cream-strong);color:var(--mpr-panel)}.gr-room[data-theme=studio] .gr-chapter-track button[aria-current=true]{background:#ded3bd}.gr-room[data-theme=studio] .gr-chapter-parts{background:var(--mpr-cream-strong);color:var(--mpr-panel)}.gr-room[data-theme=desk]{color:var(--mpr-panel);--pr-text:var(--mpr-panel);--pr-surface:var(--mpr-cream-strong);--pr-line:#a8977466;--pr-selected:#d4bb8b;background:repeating-linear-gradient(91deg,#d7cdb8,#d7cdb8 5px,#cfc5b0 7px)}.gr-room[data-theme=desk] .gr-deck{border-radius:var(--mpr-radius);background:#3e4b54;border:5px double #8b9699;padding:24px}.gr-room[data-theme=desk] .gr-menu,.gr-room[data-theme=desk] .gr-tool-host{background:var(--mpr-cream-strong);color:var(--mpr-panel)}@media (min-width:2200px){.practice-room.gr-room{font-size:17px}.gr-header{height:80px}.gr-workspace{width:min(1880px,84vw)}.gr-songbar{height:100px}.gr-rails{top:128px;left:-86px}.gr-rails button{width:76px;min-height:80px;font-size:13px}.gr-room .pr-icon{width:27px;height:27px}.gr-tool-dock button{min-width:86px}.gr-tool-dock button span{font-size:13px}.gr-chapter-track>button{flex-basis:145px}.gr-chapter-track button small,.gr-eyebrow{font-size:12px}.gr-tabs-pane{height:calc(100dvh - 310px)}}@media (max-width:1100px){.gr-workspace{width:88vw;margin-left:9vw}.gr-rails{left:-60px}.gr-rails button{width:54px;font-size:12px}.gr-songbar button{font-size:12px}.gr-side{gap:14px}.gr-score-controls{padding:10px}.gr-score-controls label:last-child{display:none}.gr-player-status{padding:8px}.gr-video-actions h2{font-size:19px}}@media (max-width:850px){.gr-header{height:58px;padding:0 14px}.gr-brand{font-size:19px}.gr-header button{font-size:0}.gr-workspace{width:94vw;margin:auto}.gr-songbar{flex-wrap:wrap;align-items:start;height:auto;min-height:100px;padding:14px 0}.gr-songbar h1{font-size:23px}.gr-songbar>div:last-child{margin-left:auto}.gr-rails{flex-direction:row;margin:0 0 12px;position:relative;top:auto;left:auto}.gr-rails button{flex-direction:row;width:auto;min-height:40px;font-size:12px}.gr-side,.gr-stack{grid-template-columns:1fr;display:grid}.gr-side .gr-tabs-pane,.gr-side .gr-on-desk{grid-area:2/1;height:430px}.gr-tabs-pane{max-height:none}.gr-video-actions{height:78px}.gr-video-actions button{font-size:12px}.gr-menu{width:100%;max-height:70vh;top:135px}.gr-tool-host.gr-floating{width:auto;max-height:75vh;position:fixed;top:15vh;left:3vw;right:3vw}.gr-tool-content{max-height:60vh}.gr-chapter-parts{gap:5px}.gr-chapter-parts strong{display:none}.gr-chapter-parts button{min-width:87px}.gr-chapter-track>button{flex-basis:110px}.gr-focus{height:520px}.gr-focus .gr-video-frame{width:100%;height:auto}.gr-focus .gr-video-pane{justify-content:center}.gr-focus .gr-tabs-pane{grid-row:auto;height:100%}.gr-tool-dock{margin-top:14px}.gr-tool-dock button{min-width:62px}.gr-songbar button{max-width:210px}.gr-notice{height:50px}.gr-stack .gr-video-pane{width:100%;min-width:0}.gr-stack .gr-tabs-pane{height:430px}}@media (prefers-reduced-motion:reduce){.gr-focus .gr-video-pane,.gr-focus .gr-tabs-pane,.gr-focus .gr-on-desk,.gr-chapter-track>button{transition:none!important;transform:none!important}.gr-chapter-track{scroll-behavior:auto}}.gr-room .gr-workspace{flex:none;display:block;overflow:visible}.gr-room .gr-header{flex-shrink:0;height:68px}.gr-room{display:block!important}@media (min-width:851px){.gr-side .gr-tabs-pane,.gr-side .gr-tool-host.gr-on-desk{height:clamp(430px,100dvh - 290px,1000px)}.gr-stack .gr-video-pane{width:min(100%,92.4456dvh - 397.516px);min-width:0}.gr-stack .gr-tabs-pane,.gr-stack .gr-tool-host.gr-on-desk{height:clamp(220px,45dvh - 193.5px,420px)}}@media (min-width:2200px){.gr-side .gr-tabs-pane,.gr-side .gr-tool-host.gr-on-desk{height:calc(100dvh - 330px)}}.gr-room .pr-binder-tabs button{color:var(--mpr-panel);background:var(--mpr-paper)}.gr-room .pr-binder-tabs button[aria-selected=true]{background:var(--mpr-paper);color:var(--mpr-panel);border-color:var(--mpr-brass-warm)}.gr-room .pr-paper,.gr-room .pr-bpm{color:var(--mpr-panel)}.gr-chapter-track{scrollbar-width:none}.gr-chapter-track::-webkit-scrollbar{display:none}.gr-tabs-pane .gr-panel-title small{color:var(--mpr-panel-selected);font-size:12px}.practice-room.gr-room{--gr-header-height:72px;--gr-rail-width:76px;--gr-drawer-width:360px}.gr-room .gr-header{height:var(--gr-header-height);background:linear-gradient(180deg,color-mix(in srgb,var(--mpr-night) 90.98%,transparent),color-mix(in srgb,var(--mpr-night) 52.16%,transparent));gap:24px;padding:0 28px}.gr-home{flex-shrink:0;align-items:center;gap:12px;display:flex}.gr-home img{object-fit:contain;width:112px;height:44px}.gr-room .gr-songbar{flex:1;justify-content:flex-start;gap:16px;min-width:0;height:auto;min-height:0;padding:0}.gr-songbar h1{color:var(--pr-text);margin:0;font-size:25px}.gr-songbar small{color:var(--pr-muted)}.gr-room-controls{flex-shrink:0;gap:8px;display:flex}.gr-room .gr-workspace{width:min(1880px,100% - 152px);margin:0 auto;padding:12px 0 18px}.gr-rails{top:calc(var(--gr-header-height) + 12px);width:var(--gr-rail-width);background:linear-gradient(100deg,color-mix(in srgb,var(--mpr-panel) 96.08%,transparent),color-mix(in srgb,var(--mpr-night) 96.08%,transparent));border:1px solid color-mix(in srgb,var(--mpr-brass-line) 27.06%,transparent);border-radius:var(--mpr-radius);box-shadow:inset 1px 0 color-mix(in srgb,var(--mpr-white) 6.67%,transparent),0 8px 24px color-mix(in srgb,var(--mpr-black) 40%,transparent);gap:4px;padding:7px 4px;position:fixed;left:10px}.gr-rails button{width:100%;min-height:58px;box-shadow:none;color:var(--mpr-paper);background:0 0;border:1px solid #0000;gap:4px;font-size:12px}.gr-rails button[aria-expanded=true]{background:var(--mpr-panel-selected);border-color:var(--mpr-brass-line);color:var(--mpr-paper-raised)}.gr-rails button:hover{background:color-mix(in srgb,var(--mpr-white) 6.27%,transparent)}.gr-video-actions{height:54px}.gr-video-actions h2{margin:0;font-size:19px}.gr-chapters{height:72px}.gr-notice{z-index:35;border-radius:var(--mpr-radius);background:var(--pr-surface);max-width:80vw;height:auto;color:var(--pr-text);box-shadow:0 8px 25px color-mix(in srgb,var(--mpr-black) 33.33%,transparent);padding:8px 14px;position:fixed;bottom:16px;left:50%;transform:translate(-50%)}.gr-notice:empty{display:none}.gr-room .gr-menu{top:calc(var(--gr-header-height) + 8px);max-height:calc(100dvh - var(--gr-header-height) - 28px);position:fixed;right:28px}.gr-room .gr-menu-library,.gr-room .gr-menu-settings,.gr-room .gr-tool-host.gr-floating,.gr-room .gr-tool-host.gr-notebook.gr-floating{top:calc(var(--gr-header-height) + 12px);left:calc(var(--gr-rail-width) + 22px);width:min(var(--gr-drawer-width),calc(100vw - var(--gr-rail-width) - 38px));max-height:calc(100dvh - var(--gr-header-height) - 30px);border-radius:var(--mpr-radius);animation:.18s ease-out gr-drawer-in;position:fixed;right:auto}.gr-tool-content{max-height:calc(100dvh - var(--gr-header-height) - 105px)}.gr-menu-library .gr-library-list{max-height:calc(100dvh - var(--gr-header-height) - 200px)}@keyframes gr-drawer-in{0%{opacity:0;transform:translate(-10px)}to{opacity:1;transform:translate(0)}}@media (min-width:851px){.gr-side{height:calc(100dvh - var(--gr-header-height) - 32px)}.gr-side .gr-video-pane{flex-direction:column;height:100%;min-height:0;display:flex}.gr-side .gr-video-frame{flex:0 auto;min-height:0;max-height:calc(100% - 126px)}.gr-side .gr-video-actions,.gr-side .gr-chapters{flex-shrink:0}.gr-side .gr-tabs-pane,.gr-side .gr-tool-host.gr-on-desk{height:100%;min-height:0}.gr-focus{height:calc(100dvh - var(--gr-header-height) - 100px)}.gr-focus .gr-video-frame{height:calc(100% - 126px)}}.gr-room[data-theme=studio] .gr-header,.gr-room[data-theme=desk] .gr-header{background:color-mix(in srgb,var(--mpr-panel) 92.16%,transparent);color:var(--mpr-cream-strong)}.gr-room[data-theme=studio] .gr-songbar h1,.gr-room[data-theme=desk] .gr-songbar h1{color:var(--mpr-cream-strong)}.gr-room[data-theme=studio] .gr-songbar small,.gr-room[data-theme=desk] .gr-songbar small{color:var(--mpr-muted)}@media (min-width:2200px){.practice-room.gr-room{--gr-header-height:80px;--gr-rail-width:86px;--gr-drawer-width:360px}.gr-rails button{min-height:70px;font-size:13px}.gr-room .gr-workspace{width:min(1880px,100% - 220px)}}@media (max-width:850px){.practice-room.gr-room{--gr-header-height:100px;--gr-rail-width:54px}.gr-room .gr-header{flex-wrap:wrap;gap:8px 14px;height:auto;min-height:100px;padding:8px 12px}.gr-home img{width:80px;height:34px}.gr-home{gap:6px}.gr-room .gr-songbar{flex-direction:column;flex:1;align-items:flex-start;gap:0}.gr-songbar h1{font-size:20px}.gr-songbar small{font-size:12px}.gr-room-controls{margin-left:auto}.gr-header button{font-size:12px}.gr-room .gr-workspace{width:calc(100% - 82px);margin:0 10px 0 72px}.gr-rails{flex-direction:column;margin:0;left:6px}.gr-rails button{flex-direction:column;min-height:50px;padding:4px 0;font-size:12px}.gr-room .gr-rails .pr-icon{width:20px;height:20px}.gr-room .gr-menu{width:min(440px,100vw - 82px);right:10px}.gr-side .gr-tabs-pane{height:460px}.gr-video-actions{flex-wrap:wrap;gap:4px;height:auto;min-height:60px;padding:6px 0}.gr-video-actions h2{font-size:16px}}@media (prefers-reduced-motion:reduce){.gr-room .gr-menu-library,.gr-room .gr-menu-settings,.gr-room .gr-tool-host.gr-floating{animation:none}}@media (min-width:851px){.gr-room .gr-workspace{width:min(1880px,100% - 220px)}.gr-rails{left:max(10px,calc((100vw - 1880px)/2 - var(--gr-rail-width) - 12px))}.gr-room .gr-menu-library,.gr-room .gr-menu-settings,.gr-room .gr-tool-host.gr-floating,.gr-room .gr-tool-host.gr-notebook.gr-floating{left:max(calc(var(--gr-rail-width) + 22px),calc((100vw - 1880px)/2))}}.gr-room .gr-header,.gr-room[data-theme=studio] .gr-header,.gr-room[data-theme=desk] .gr-header{background:0 0}.gr-home img{width:180px;height:62px}.gr-rails{box-shadow:none;background:0 0;border:0;gap:9px;padding:0}.gr-rails button{border:1px solid color-mix(in srgb,var(--mpr-brass-line) 31.37%,transparent);border-radius:var(--mpr-radius);background:linear-gradient(140deg,color-mix(in srgb,var(--mpr-panel) 96.08%,transparent),color-mix(in srgb,var(--mpr-night) 96.08%,transparent));box-shadow:inset 0 1px color-mix(in srgb,var(--mpr-white) 6.67%,transparent),0 4px 12px color-mix(in srgb,var(--mpr-black) 33.33%,transparent);color:var(--mpr-cream-strong)}.gr-rails button:hover{background:var(--mpr-panel-selected);border-color:var(--mpr-brass)}.gr-room .gr-tool-host,.gr-room .gr-menu{--pr-text:var(--mpr-cream-strong);--pr-muted:var(--mpr-muted);--pr-bg:var(--mpr-night);--pr-surface:var(--mpr-panel);--pr-line:color-mix(in srgb,var(--mpr-brass-dim) 30.2%,transparent);--pr-accent:var(--mpr-brass);--pr-selected:var(--mpr-panel-selected);color:var(--pr-text);background:var(--gr-panel-background)}.gr-room .gr-tool-host input:not([type=range]):not([type=checkbox]),.gr-room .gr-tool-host select,.gr-room .gr-menu input:not([type=range]):not([type=checkbox]),.gr-room .gr-menu select{color:var(--mpr-cream-strong);background:var(--mpr-night);border:1px solid var(--mpr-brass-dim);border-radius:var(--mpr-radius)}.gr-room .gr-tool-host button,.gr-room .gr-menu button{color:var(--mpr-cream);background:var(--mpr-panel);border-color:color-mix(in srgb,var(--mpr-brass-line) 30.2%,transparent)}.gr-room .gr-tool-host button:hover,.gr-room .gr-menu button:hover{background:var(--mpr-panel-raised)}.gr-room .gr-tool-host .pr-bpm{border:1px solid var(--mpr-brass-dim);width:128px;height:76px;box-shadow:inset 0 4px 14px color-mix(in srgb,var(--mpr-black) 53.33%,transparent);color:var(--mpr-brass-light)!important;background:var(--mpr-night)!important;font:500 42px/1.2 ui-monospace,monospace!important}.gr-room .gr-tool-host .pr-center{gap:20px;min-height:260px;padding:20px 8px}.gr-room .gr-tool-host .pr-center>.pr-eyebrow{display:none}.gr-room .gr-tool-host .pr-note{color:var(--mpr-brass-light);font:500 64px/1.2 ui-monospace,monospace}.gr-room .gr-tool-host .pr-meter{background:linear-gradient(90deg,var(--mpr-panel-selected),var(--mpr-green-deep),var(--mpr-panel-selected))}.gr-room .gr-tool-host .pr-paper{color:var(--mpr-panel);background-color:var(--mpr-paper)}.gr-room .gr-tool-host .pr-binder-tabs button{color:var(--mpr-panel);background:var(--mpr-cream)}.gr-room .gr-tool-host .pr-binder-tabs button[aria-selected=true]{color:var(--mpr-night);background:var(--mpr-paper)}.gr-room .gr-references dd{color:var(--mpr-brass-light)}.gr-room .gr-library-list small,.gr-room .gr-options p{color:var(--mpr-muted)}@media (min-width:851px){.gr-side{align-items:stretch;height:auto}.gr-side .gr-video-pane{height:auto}.gr-side .gr-video-frame{flex:none;max-height:none}.gr-side .gr-tabs-pane,.gr-side .gr-tool-host.gr-on-desk{height:auto;min-height:0;max-height:none}.gr-side .gr-tabs-pane{position:absolute;inset:0 0 0 calc(56.1404% + 9.64912px)}.gr-side .gr-score-scroll{min-height:0}.gr-room .gr-workspace{width:min(1880px,100% - 220px,316.67dvh - 725.341px)}}@media (max-width:850px){.gr-home img{width:120px;height:42px}}@media (min-width:851px){.gr-side .gr-tabs-pane{grid-column:1/-1}}.gr-room .gr-references .pr-pattern{color:var(--mpr-panel);border-radius:var(--mpr-radius);margin:10px 0 18px;padding:16px}.gr-room .gr-references dt{color:var(--mpr-cream);letter-spacing:0;font-size:13px}.gr-room .gr-references h3{margin-top:14px}.gr-room .gr-tool-host input::placeholder,.gr-room .gr-menu input::placeholder{color:var(--mpr-muted);opacity:1}.gr-lesson-info h3{margin:0 0 16px;font-size:22px}.gr-lesson-info dl{margin:0 0 24px}.gr-lesson-info dl>div{border-bottom:1px solid color-mix(in srgb,var(--mpr-brass-line) 14.51%,transparent);grid-template-columns:100px 1fr;gap:16px;padding:10px 0;display:grid}.gr-lesson-info dt{color:var(--mpr-muted);text-transform:none;letter-spacing:0;font-size:13px}.gr-lesson-info dd{color:var(--mpr-cream-strong);margin:0;font-size:14px}.gr-resource-links{gap:9px;display:grid}.gr-room .gr-resource-links a{border:1px solid color-mix(in srgb,var(--mpr-brass-line) 43.92%,transparent);border-radius:var(--mpr-radius);background:var(--mpr-panel);color:var(--mpr-paper);justify-content:space-between;gap:14px;padding:12px 14px;display:flex}.gr-room .gr-resource-links a:hover{background:var(--mpr-panel-raised)}.gr-original-lesson{margin-top:20px;font-size:13px;display:inline-block;text-decoration:underline!important}.gr-room .pr-saved-moment{border:1px solid color-mix(in srgb,var(--mpr-brass-line) 31.37%,transparent);border-radius:var(--mpr-radius);margin:10px 0;padding:10px}.gr-room .pr-saved-moment[data-selected=true]{border-color:var(--mpr-brass);background:color-mix(in srgb,var(--mpr-white) 3.14%,transparent)}.gr-room .pr-moment-seek{text-align:left;background:0 0;border:0;width:100%}.gr-room .pr-moment-seek strong,.gr-room .pr-moment-seek small{display:block}.gr-room .pr-moment-seek small{color:var(--mpr-muted);margin-top:4px}.gr-room .pr-moment-actions{justify-content:flex-end;gap:8px;margin-top:8px;display:flex}.gr-room .pr-mark-form{grid-template-columns:1fr 1fr;gap:8px;display:grid}.gr-room .pr-mark-form select,.gr-room .pr-mark-form input[aria-label=Bookmark\ label]{grid-column:1/-1;width:100%}.gr-room .pr-mark-form input{width:100%;min-width:0}.gr-notebook{min-height:240px}.gr-moments-list{padding-top:12px}.gr-moment-row{border-bottom:1px solid color-mix(in srgb,var(--mpr-brass-line) 21.96%,transparent);align-items:center;display:flex;position:relative}.gr-room .gr-moment-open{text-align:left;background:0 0;border:0;flex:1;align-items:center;gap:14px;min-width:0;padding:12px 5px;display:flex}.gr-moment-open time{color:var(--mpr-brass);flex:0 0 48px;font:14px ui-monospace,monospace}.gr-moment-open>span{overflow-wrap:anywhere;min-width:0}.gr-moment-open small{color:var(--mpr-muted);font-size:12px;display:block}.gr-room .gr-moment-more{background:0 0;border:0;width:34px;padding:0;font-size:22px}.gr-moment-row[data-selected=true]{background:color-mix(in srgb,var(--mpr-brass) 7.06%,transparent)}.gr-moment-menu{z-index:4;border:1px solid var(--mpr-brass-dim);background:var(--mpr-panel);border-radius:var(--mpr-radius);box-shadow:0 8px 24px color-mix(in srgb,var(--mpr-black) 46.67%,transparent);padding:5px;display:grid;position:absolute;top:calc(100% - 3px);right:0}.gr-moment-menu button{text-align:left}.gr-moment-empty{color:var(--mpr-muted);padding:18px 0}.gr-moment-undo{background:var(--mpr-panel);border-radius:var(--mpr-radius);z-index:5;padding:8px 12px;position:absolute;bottom:12px;right:18px}.gr-notebook-notes{padding-top:14px}.gr-notebook-notes select{margin-left:10px}.gr-notebook-notes textarea{width:100%;min-height:230px;margin-top:12px;padding:12px;display:block}.gr-moment-dialog{background:linear-gradient(140deg,var(--mpr-panel),var(--mpr-night));width:min(480px,100vw - 32px);max-height:calc(100dvh - 32px);color:var(--mpr-cream-strong);border:1px solid var(--mpr-brass-line);border-radius:var(--mpr-radius);box-shadow:0 24px 80px color-mix(in srgb,var(--mpr-black) 66.67%,transparent);margin:auto;padding:24px;position:fixed;inset:0;overflow:auto}.gr-moment-dialog::backdrop{background:color-mix(in srgb,var(--mpr-black) 65.1%,transparent);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.gr-moment-dialog h2{font:24px var(--mpr-font-heading);margin:0 0 20px}.gr-moment-dialog label{font-size:13px;display:block}.gr-moment-dialog label>span{color:var(--mpr-muted)}.gr-moment-dialog input,.gr-moment-dialog textarea,.gr-moment-dialog select{background:var(--mpr-night);width:100%;color:var(--mpr-cream-strong);border:1px solid var(--mpr-brass-dim);border-radius:6px;margin:6px 0 14px;padding:10px;font:14px system-ui;display:block}.gr-moment-fields{grid-template-columns:85px 1fr;gap:12px;display:grid}.gr-moment-fields input{min-width:0}.gr-moment-error{min-height:20px;color:var(--mpr-brass-light);font-size:12px}.gr-moment-dialog-actions{justify-content:flex-end;gap:10px;display:flex}.gr-moment-dialog-actions button{border:1px solid var(--mpr-brass-dim);background:var(--mpr-panel);color:var(--mpr-cream-strong);border-radius:6px;padding:10px 22px}.gr-moment-dialog-actions button[type=submit]{background:var(--mpr-brass);color:var(--mpr-night)}.gr-lesson-media{width:100%;height:100%}.gr-recordings-storage{color:var(--gr-muted,var(--mpr-muted));margin:8px 0 16px;font-size:12px;line-height:1.5}.gr-recording-row{border-bottom:1px solid color-mix(in srgb,var(--mpr-white) 9.41%,transparent);align-items:center;gap:8px;padding:10px 0;display:flex}.gr-recording-open{text-align:left;flex:1;align-items:center;gap:12px;min-width:0;display:flex;background:0 0!important;border:0!important;padding:4px!important}.gr-recording-open>span:last-child{min-width:0}.gr-recording-open strong,.gr-recording-open small{display:block}.gr-recording-open strong{text-overflow:ellipsis;white-space:nowrap;font-size:15px;overflow:hidden}.gr-recording-open small{color:var(--mpr-muted);margin-top:5px;font-size:12px}.gr-recording-symbol{color:var(--mpr-brass);font-size:24px}.gr-recording-description{-webkit-line-clamp:2;color:var(--mpr-cream-strong);-webkit-box-orient:vertical;margin-top:6px;font-size:12px;display:-webkit-box;overflow:hidden}.gr-recording-player{width:100%;height:100%;color:var(--mpr-cream-strong);background:radial-gradient(ellipse at top,var(--mpr-panel),var(--mpr-night));flex-direction:column;gap:8px;padding:18px;display:flex}.gr-recording-player>strong{font-size:18px}.gr-recording-player>small{color:var(--mpr-muted)}.gr-recording-player video{object-fit:contain;flex:1;width:100%;min-height:0}.gr-recording-player audio{width:min(100%,520px);margin:24px auto}.gr-recording-audio{text-align:center;justify-content:center;align-items:center}.gr-recording-audio:before{content:"♫";color:var(--mpr-brass);font-size:64px;line-height:1}.gr-recording-player a{color:var(--mpr-brass);font-size:12px}.gr-recording-player p{max-height:3em;margin:0;font-size:13px;overflow:auto}.gr-library-controls{flex-wrap:wrap;gap:6px;padding-bottom:14px;display:flex}.gr-library-controls input{flex-basis:100%;width:100%;margin-top:8px}.gr-library-list .pr-library-song{border:0;border-bottom:1px solid color-mix(in srgb,var(--mpr-white) 12.55%,transparent);background:0 0;border-radius:0;padding:14px 0}.gr-library-list .pr-library-song[data-selected=true]{border-left:3px solid var(--mpr-brass);padding-left:10px}.gr-library-list .pr-library-song .pr-row{flex-wrap:nowrap;gap:6px;display:flex}.gr-library-list .pr-library-song .pr-row>button:first-child{text-align:left;background:0 0;border:0;flex:1;min-width:0;padding:4px 0}.gr-library-list .pr-library-song strong{color:var(--mpr-cream-strong);font-size:16px;line-height:1.4;display:block}.gr-library-list .pr-library-song small{color:var(--mpr-muted);margin-top:4px;font-size:12px;display:block}.gr-library-list .pr-library-song .pr-row>button:not(:first-child){flex-shrink:0;width:32px;height:32px;padding:0}.gr-library-list .gr-library-ready{color:var(--mpr-brass)}.gr-library-list .pr-library-videos{grid-template-columns:minmax(0,1fr) 72px;gap:8px;margin-top:12px;display:grid}.gr-library-list .pr-library-videos select,.gr-library-list .pr-library-videos input{width:100%;min-width:0}.gr-library-list .pr-library-videos button{grid-column:1/-1;justify-self:end}.gr-content-switch{flex-shrink:0;align-items:center;gap:4px;padding:8px 16px 0;display:flex}.gr-content-switch button{border-radius:var(--mpr-radius);color:var(--mpr-panel-selected);background:0 0;border:1px solid #0000;padding:7px 13px;font-size:13px}.gr-content-switch button[aria-selected=true]{color:var(--mpr-panel);background:var(--mpr-brass-light);border-color:var(--mpr-brass-line);box-shadow:inset 0 1px color-mix(in srgb,var(--mpr-white) 37.65%,transparent)}.gr-score-panel-body{flex-direction:column;flex:1;min-height:0;display:flex;position:relative}.gr-score-surface{flex-direction:column;flex:1;height:100%;min-height:0;display:flex}.gr-tips-surface{min-height:0;color:var(--mpr-panel);position:absolute;inset:0}.gr-gareth-tips{flex-direction:column;height:100%;min-height:0;padding:16px 20px;display:flex}.gr-tip-filters{flex-shrink:0;gap:8px;padding-bottom:12px;display:flex}.gr-tip-filters button{color:var(--mpr-brass-dark);border:1px solid color-mix(in srgb,var(--mpr-brass-line) 25.1%,transparent);border-radius:var(--mpr-radius);background:0 0;padding:6px 12px;font-size:12px}.gr-tip-filters button[aria-pressed=true]{background:color-mix(in srgb,var(--mpr-brass) 23.14%,transparent);border-color:var(--mpr-brass-line);color:var(--mpr-panel-selected)}.gr-tip-list{scrollbar-width:thin;scrollbar-color:var(--mpr-paper-line) transparent;flex:1;min-height:0;padding-right:8px;overflow:auto}.gr-tip-context{color:var(--mpr-brass-dim);margin:0 0 6px;font-size:12px}.gr-teaching-tip{border-bottom:1px solid color-mix(in srgb,var(--mpr-brass-line) 21.96%,transparent);padding:16px 0}.gr-teaching-tip h3{color:var(--mpr-panel);font-size:20px;line-height:1.3;font-family:var(--mpr-font-heading);margin:0 0 8px;font-weight:400}.gr-teaching-tip p{color:var(--mpr-panel-selected);max-width:68ch;margin:0 0 12px;font-size:14px;line-height:1.65}.gr-teaching-tip button{background:var(--mpr-cream);color:var(--mpr-panel-selected);border:1px solid color-mix(in srgb,var(--mpr-brass-line) 31.37%,transparent);border-radius:6px;align-items:center;gap:8px;padding:7px 10px;font-size:12px;display:flex}.gr-teaching-tip time{font-variant-numeric:tabular-nums;color:var(--mpr-brass-dark);border-left:1px solid color-mix(in srgb,var(--mpr-brass-line) 37.65%,transparent);padding-left:8px}.gr-video-action-buttons{align-items:center;gap:6px;display:flex}.gr-chapter-mode{flex-shrink:0;align-items:center;gap:5px;display:flex}.gr-room .gr-chapter-mode-label{box-shadow:none;color:var(--mpr-muted);background:0 0;border:0;padding:5px 2px;font-size:12px}.gr-room .gr-chapter-mode .gr-chapter-mode-label[aria-pressed=true]{color:var(--mpr-brass-light);background:0 0}.gr-room .gr-chapter-mode-switch{border:1px solid var(--mpr-brass-line);border-radius:var(--mpr-radius);background:var(--mpr-panel);width:44px;min-width:44px;height:26px;box-shadow:inset 0 2px 4px color-mix(in srgb,var(--mpr-black) 46.67%,transparent);flex-shrink:0;padding:0;position:relative}.gr-chapter-mode-switch span{background:linear-gradient(var(--mpr-brass-light),var(--mpr-brass-line));width:18px;height:18px;box-shadow:0 1px 3px color-mix(in srgb,var(--mpr-black) 46.67%,transparent),inset 0 1px var(--mpr-cream);border-radius:50%;transition:transform .15s;display:block;position:absolute;top:3px;left:3px}.gr-chapter-mode-switch[aria-checked=true] span{transform:translate(18px)}.gr-room .gr-chapter-mode .gr-chapter-mode-switch{min-height:26px}.gr-room .gr-keep-moment{width:30px;min-width:30px;padding:4px}.gr-recap-empty{color:var(--mpr-muted);padding:8px;font-size:13px}@media (prefers-reduced-motion:reduce){.gr-chapter-mode-switch span{transition:none}}.gr-room [hidden]{display:none!important}.gr-tabs-pane{border-radius:0 var(--mpr-radius) var(--mpr-radius) var(--mpr-radius);overflow:visible}.gr-score-panel-body{border-radius:inherit;overflow:hidden}.gr-score-surface[data-inactive=true]{visibility:hidden;pointer-events:none}.gr-score-surface[data-inactive=true] *{visibility:hidden!important}.gr-workpad-dividers{scrollbar-width:none;align-items:end;gap:4px;height:38px;display:flex;position:absolute;bottom:100%;left:0;right:0;overflow-x:auto}.gr-divider{background:var(--mpr-muted);border:1px solid var(--mpr-paper-line);border-radius:var(--mpr-radius) var(--mpr-radius) 0 0;height:34px;box-shadow:inset 0 1px color-mix(in srgb,var(--mpr-white) 50.2%,transparent);border-bottom:0;flex-shrink:0;align-items:center;display:flex;position:relative}.gr-divider[data-page=tips]{background:var(--mpr-sage-light);border-color:var(--mpr-sage-light)}.gr-divider[data-page=tuner]{background:var(--mpr-sage-light)}.gr-divider[data-page=metronome]{background:var(--mpr-muted)}.gr-divider[data-active=true]{background:var(--mpr-paper);z-index:2;height:38px}.gr-divider[data-page=tips][data-active=true]{background:var(--mpr-cream-strong)}.gr-divider:not([data-page=tabs]):not([data-page=tips])[data-active=true]{background:var(--mpr-panel);border-color:var(--mpr-brass-dim)}.gr-room .gr-divider button{box-shadow:none;color:var(--mpr-panel-selected);white-space:nowrap;background:0 0;border:0;min-height:32px;padding:6px 16px;font-size:13px}.gr-room .gr-divider:not([data-page=tabs]):not([data-page=tips])[data-active=true] button{color:var(--mpr-paper)}.gr-room .gr-divider .gr-remove-page{padding:3px 10px 3px 0}.gr-workpad-tool{border-radius:inherit;position:absolute;inset:0;overflow:auto}.gr-workpad-tool .gr-tool-content{height:100%;max-height:none}.gr-workpad-tool .pr-center{justify-content:center;height:100%}.gr-media-channels{align-items:start;gap:5px;height:38px;display:flex}.gr-room .gr-media-channels button{border-radius:var(--mpr-radius);background:linear-gradient(var(--mpr-panel-raised),var(--mpr-panel));min-height:28px;color:var(--mpr-muted);border:1px solid var(--mpr-ink-muted);box-shadow:0 2px 0 var(--mpr-night);padding:4px 13px;font-size:12px}.gr-room .gr-media-channels button[aria-pressed=true]{color:var(--mpr-brass-light);background:var(--mpr-panel);box-shadow:inset 0 2px 5px color-mix(in srgb,var(--mpr-black) 60%,transparent);border-color:var(--mpr-paper-line)}.gr-room .gr-tabs-pane{margin-top:38px}.gr-side .gr-tabs-pane{margin-top:0;top:38px}.gr-video-frame{position:relative}.gr-camera-surface{position:absolute;inset:0}.gr-recorder-studio{flex-direction:column;gap:0;height:100%;display:flex}.gr-capture-monitor{background:radial-gradient(ellipse at center,var(--mpr-panel-raised),var(--mpr-night));flex:1;min-height:0;position:relative;overflow:hidden}.gr-recorder-studio .gr-capture-monitor .pr-recording{object-fit:contain;border:0;width:100%;height:100%;max-height:none;margin:0}.gr-capture-empty{text-align:center;height:100%;color:var(--mpr-cream-strong);flex-direction:column;justify-content:center;align-items:center;gap:10px;padding:16px;display:flex}.gr-capture-empty>span{color:var(--mpr-paper-line);font-size:38px}.gr-capture-empty h3{color:var(--mpr-cream-strong);margin:0;font-size:25px}.gr-capture-empty p{color:var(--mpr-muted);margin:0;font-size:13px}.gr-capture-badge{border-radius:var(--mpr-radius);background:color-mix(in srgb,var(--mpr-night) 87.45%,transparent);color:var(--mpr-brass-light);font-variant-numeric:tabular-nums;padding:4px 9px;font-size:12px;position:absolute;top:12px;left:12px}.gr-recorder-studio>.pr-row{background:var(--mpr-panel);flex-wrap:wrap;gap:8px;padding:10px}.gr-recorder-studio>.pr-row input{flex:1;width:100px;min-width:80px}.gr-recorder-studio>small{background:var(--mpr-panel);color:var(--mpr-muted);min-height:30px;padding:5px 12px;font-size:12px}.gr-room .gr-recorder-studio button:disabled{opacity:.45;cursor:default}.gr-recorder-studio .pr-take{max-height:100px;padding:8px;overflow:auto}@media (min-width:851px){.gr-room .gr-workspace{width:min(1880px,100% - 220px,316.67dvh - 845.676px)}}@media (max-width:850px){.gr-room .gr-side .gr-tabs-pane{margin-top:38px;top:auto}}@media (prefers-reduced-motion:no-preference){.gr-tips-surface:not([hidden]),.gr-workpad-tool:not([hidden]){animation:.16s ease-out gr-page-reveal}}@keyframes gr-page-reveal{0%{opacity:.4;transform:translateY(3px)}to{opacity:1;transform:none}}.gr-tabs-pane{position:relative}.gr-tabs-pane .gr-workpad-dividers button:focus-visible{outline:2px solid var(--mpr-gold);outline-offset:-3px}.gr-room .gr-workpad-tool .gr-lesson-info{color:var(--mpr-cream-strong)}.gr-room .gr-stack .gr-tabs-pane{margin-top:38px}.gr-room .gr-focus .gr-tabs-pane{height:calc(100% - 38px);margin-top:0;top:38px}.gr-score-panel-body .gr-score-scroll{min-height:0}.gr-score-panel-body .gr-panel-title,.gr-score-panel-body .gr-score-controls,.gr-score-panel-body .gr-player-status{flex-shrink:0}@media (min-width:851px){.gr-room .gr-stack .gr-tabs-pane{height:clamp(300px,69dvh - 296.7px,460px)}}.gr-stack .gr-capture-empty{gap:6px;padding:8px}.gr-stack .gr-capture-empty>span{display:none}.gr-stack .gr-capture-empty h3{font-size:18px}.gr-stack .gr-capture-empty p{font-size:12px}@media (min-width:851px){.gr-room .gr-stack .gr-tabs-pane{height:clamp(280px,61dvh - 262.3px,430px)}}.gr-tip-overlay{z-index:8;pointer-events:none;flex-direction:column;gap:8px;width:min(340px,100% - 28px);max-height:calc(100% - 86px);display:flex;position:absolute}.gr-tip-overlay[data-position^=top]{top:14px}.gr-tip-overlay[data-position^=bottom]{bottom:64px}.gr-tip-overlay[data-position$=right]{align-items:flex-end;right:14px}.gr-tip-overlay[data-position$=left]{align-items:flex-start;left:14px}.gr-tip-bubble-wrap{align-items:inherit;pointer-events:auto;flex-direction:column;max-width:100%;min-height:0;display:flex}.gr-tip-glass{scrollbar-width:thin;border:1px solid color-mix(in srgb,var(--mpr-paper-raised) 73.33%,transparent);border-radius:var(--mpr-radius);background:linear-gradient(125deg,color-mix(in srgb,var(--mpr-paper-raised) 96.08%,transparent),color-mix(in srgb,var(--mpr-paper) 90.98%,transparent));width:100%;min-height:0;color:var(--mpr-panel);-webkit-backdrop-filter:blur(12px)saturate(.75);box-shadow:0 8px 28px color-mix(in srgb,var(--mpr-black) 26.67%,transparent),inset 0 1px 0 color-mix(in srgb,var(--mpr-white) 87.84%,transparent);padding:12px 16px 16px;overflow:auto}.gr-tip-title-row{justify-content:space-between;align-items:flex-start;gap:10px;display:flex}.gr-tip-title-row button{flex-shrink:0}.gr-tip-glass h3{font:normal clamp(17px,1vw,21px)/1.25 var(--mpr-font-heading);color:var(--mpr-panel-selected);margin:0 0 8px}.gr-tip-glass p{font:13px/1.5 var(--mpr-font-sans);color:var(--mpr-panel-selected);white-space:pre-line;margin:0}.gr-room .gr-tip-glass button,.gr-room .gr-tip-settings-hint button{color:var(--mpr-green-deep);background:color-mix(in srgb,var(--mpr-cream-strong) 39.61%,transparent);border:1px solid color-mix(in srgb,var(--mpr-sage) 31.37%,transparent);min-height:28px;box-shadow:none;border-radius:6px;padding:4px 8px;font-size:12px}.gr-room .gr-tip-beacon{background:color-mix(in srgb,var(--mpr-cream-strong) 80%,transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid color-mix(in srgb,var(--mpr-paper-raised) 80%,transparent);width:38px;height:38px;min-height:38px;color:var(--mpr-green-deep);box-shadow:0 3px 14px color-mix(in srgb,var(--mpr-black) 33.33%,transparent),inset 0 1px var(--mpr-white);border-radius:50%;place-items:center;margin-bottom:6px;padding:0;display:grid}.gr-tip-beacon span{font:bold 19px/1 var(--mpr-font-heading);border:1px solid var(--mpr-ink-muted);border-radius:50%;place-items:center;width:24px;height:24px;display:grid}.gr-tip-settings-hint{pointer-events:auto;background:color-mix(in srgb,var(--mpr-cream-strong) 94.9%,transparent);color:var(--mpr-green-deep);border:1px solid var(--mpr-paper-raised);border-radius:var(--mpr-radius);box-shadow:0 4px 16px color-mix(in srgb,var(--mpr-black) 26.67%,transparent);flex-wrap:wrap;gap:8px;padding:10px;font-size:12px;line-height:1.4;display:flex}.gr-tip-settings-hint span{flex-basis:100%}.gr-room .gr-menu-settings{overflow:auto}.gr-room-settings{padding:4px 18px 20px}.gr-room-settings fieldset{border:0;border-bottom:1px solid color-mix(in srgb,var(--mpr-sage-light) 16.86%,transparent);min-width:0;margin:0;padding:14px 0 18px}.gr-room-settings legend{font:normal 20px var(--mpr-font-heading);color:var(--pr-text);padding-top:14px}.gr-setting-choices{flex-wrap:wrap;gap:6px;display:flex}.gr-room .gr-setting-choices button{color:var(--mpr-cream);border:1px solid color-mix(in srgb,var(--mpr-brass-line) 26.67%,transparent);background:0 0;border-radius:6px;padding:8px 10px;font-size:12px}.gr-room .gr-setting-choices button[aria-pressed=true]{background:var(--mpr-brass);color:var(--mpr-panel);border-color:var(--mpr-brass)}.gr-room-settings p{color:var(--pr-muted);margin:10px 0;font-size:12px;line-height:1.5}.gr-setting-row{color:var(--mpr-cream-strong);justify-content:space-between;align-items:center;gap:12px;margin-top:12px;font-size:13px;display:flex}.gr-room .gr-setting-row select{background:var(--mpr-panel);color:var(--mpr-cream);border:1px solid color-mix(in srgb,var(--mpr-brass-line) 43.92%,transparent);border-radius:6px;padding:6px}.gr-room .gr-setting-row input{width:18px;height:18px;accent-color:var(--mpr-sage-light)}.gr-room .gr-setting-row :disabled{opacity:.4}@media (prefers-reduced-motion:no-preference){.gr-tip-overlay[data-animate=true] .gr-tip-glass,.gr-tip-overlay[data-animate=true] .gr-tip-beacon{animation:.22s ease-out both gr-tip-appear}}@keyframes gr-tip-appear{0%{opacity:0;transform:translateY(5px)scale(.98)}to{opacity:1;transform:none}}.gr-room .gr-media-channels .gr-enter-fullscreen{margin-left:auto}.gr-room .gr-media-channels .gr-keep-moment{flex-shrink:0;place-items:center;width:28px;min-width:28px;height:28px;min-height:28px;padding:0;display:grid}.gr-room .gr-media-channels .gr-keep-moment svg{width:18px;height:18px;display:block}.gr-room .gr-exit-fullscreen{display:none}.gr-room .gr-video-frame:fullscreen{aspect-ratio:auto;background:var(--mpr-black);border:0;border-radius:0;width:100vw;height:100dvh;max-height:none}.gr-video-frame:fullscreen .gr-lesson-media,.gr-video-frame:fullscreen .gr-lesson-media video{object-fit:contain;width:100%;height:100%}.gr-room .gr-video-frame:fullscreen .gr-exit-fullscreen{z-index:12;color:var(--mpr-paper-raised);background:color-mix(in srgb,var(--mpr-panel) 80.78%,transparent);border:1px solid color-mix(in srgb,var(--mpr-cream) 40%,transparent);border-radius:6px;padding:6px 12px;font-size:12px;display:block;position:absolute;top:12px;left:50%;transform:translate(-50%)}.gr-teaching-tip{grid-template-columns:minmax(0,1fr) 112px;align-items:start;gap:18px;padding:14px 0;display:grid}.gr-tip-copy{min-width:0}.gr-tip-copy h3{margin-bottom:6px;font-size:19px}.gr-tip-copy p{margin:0;line-height:1.55}.gr-tip-location{text-align:right;color:var(--mpr-panel-selected);flex-direction:column;align-items:flex-end;gap:5px;padding-top:2px;font-size:13px;display:flex}.gr-tip-location small{color:var(--mpr-ink-muted);font-size:12px}.gr-tip-location button{white-space:nowrap;min-height:34px;margin-top:4px}.gr-tip-location time{color:inherit;border:0;padding:0}.gr-setup-links{flex-wrap:wrap;gap:8px;margin:12px 0 18px;display:flex}.gr-setup-links button{align-items:center;gap:12px;display:flex}.gr-setup-links time{font-variant-numeric:tabular-nums;color:var(--pr-muted)}@media (max-width:600px){.gr-teaching-tip{grid-template-columns:minmax(0,1fr) 86px;gap:10px}.gr-tip-copy h3{font-size:17px}.gr-gareth-tips{padding:12px}}.gr-video-frame{container-type:inline-size}.gr-tip-overlay{width:min(clamp(220px,35cqw,760px),100% - 28px)}.gr-tip-glass{border-radius:clamp(var(--mpr-radius),1.2cqw,var(--mpr-radius));padding:clamp(10px,1.3cqw,28px)}.gr-tip-glass h3{font-size:clamp(16px,1.8cqw,36px)}.gr-tip-glass p{font-size:clamp(12px,1.45cqw,30px)}.gr-room .gr-tip-glass button{min-width:clamp(28px,2.5cqw,48px);min-height:clamp(28px,2.5cqw,48px);font-size:clamp(14px,1.4cqw,28px)}.gr-chapter-track{scroll-behavior:auto;touch-action:pan-x}.gr-range-heading{align-items:center;gap:6px;min-width:0;display:flex}.gr-range-heading>button{flex-shrink:0;min-height:36px}.gr-range-heading .gr-range-title{background:0 0;border-color:#0000;padding:4px 6px}.gr-range-title h2{margin:0}.gr-return-actions{flex-wrap:wrap;justify-content:flex-end;gap:6px;display:flex}.gr-range-backdrop{z-index:30;background:color-mix(in srgb,var(--mpr-night) 40%,transparent);justify-content:center;align-items:center;padding:16px;display:flex;position:absolute;inset:0}.gr-range-dialog{border:1px solid var(--mpr-paper-line);border-radius:var(--mpr-radius);background:var(--mpr-paper);width:min(400px,100%);max-height:100%;color:var(--mpr-panel-selected);box-shadow:0 12px 40px color-mix(in srgb,var(--mpr-black) 33.33%,transparent);padding:18px;overflow:auto}.gr-range-dialog .gr-drawer-heading{padding:0 0 16px}.gr-range-dialog label{flex-direction:column;gap:6px;font-size:14px;display:flex}.gr-range-dialog select,.gr-range-dialog input{width:100%;min-width:0;color:var(--mpr-panel-selected);background:var(--mpr-paper-raised);border:1px solid var(--mpr-paper-line);border-radius:6px;padding:8px}.gr-range-fields{grid-template-columns:1fr 1fr;gap:14px;margin-top:16px;display:grid}.gr-range-dialog p{margin:16px 0;font-size:13px;line-height:1.5}.gr-range-dialog>button{width:100%}.gr-workbook-page{color:var(--mpr-panel);position:absolute;inset:0;overflow:hidden}.gr-workbook-cover{background:repeating-linear-gradient(95deg,color-mix(in srgb,var(--mpr-white) 0.78%,transparent) 0 1px,transparent 1px 4px),radial-gradient(ellipse at top right,var(--mpr-ink-muted),var(--mpr-panel) 68%);height:100%;box-shadow:inset 10px 0 15px color-mix(in srgb,var(--mpr-black) 40%,transparent),inset 1px 0 var(--mpr-paper-line);padding:clamp(16px,3cqw,34px)}.gr-cover-border{border:1px solid color-mix(in srgb,var(--mpr-brass-line) 36.08%,transparent);outline:1px solid color-mix(in srgb,var(--mpr-brass-line) 18.04%,transparent);outline-offset:5px;text-align:center;flex-direction:column;justify-content:space-between;align-items:center;gap:20px;height:100%;padding:clamp(16px,3cqw,38px);display:flex;position:relative}.gr-cover-logo{object-fit:contain;opacity:.9;width:min(78%,310px);height:auto;filter:drop-shadow(0 2px 1px color-mix(in srgb,var(--mpr-black) 80%,transparent)) drop-shadow(0 -1px 0 color-mix(in srgb,var(--mpr-brass) 43.92%,transparent))}.gr-cover-title{color:var(--mpr-cream);text-shadow:0 2px 1px color-mix(in srgb,var(--mpr-black) 60%,transparent)}.gr-cover-title>span{color:var(--mpr-brass);font-size:32px}.gr-cover-title h2{font:normal clamp(26px,3cqw,46px)/1.15 var(--mpr-font-heading);margin:20px 0 12px}.gr-cover-title p{color:var(--mpr-muted);margin:0;font-size:15px}.gr-room .gr-cover-border button{background:linear-gradient(var(--mpr-brass-light),var(--mpr-brass));color:var(--mpr-panel);border:1px solid var(--mpr-brass-light);border-radius:var(--mpr-radius);box-shadow:0 3px 8px color-mix(in srgb,var(--mpr-black) 33.33%,transparent),inset 0 1px color-mix(in srgb,var(--mpr-white) 33.33%,transparent);padding:12px 20px}.gr-cover-border button span{margin-left:16px}.gr-room .gr-divider[data-page=progress][data-active=true],.gr-room .gr-divider[data-page=practice][data-active=true]{background:var(--mpr-paper);border-color:var(--mpr-paper-line)}.gr-room .gr-divider[data-page=progress][data-active=true] button,.gr-room .gr-divider[data-page=practice][data-active=true] button{color:var(--mpr-panel-selected)}.gr-room .gr-divider button{padding-inline:10px}.gr-score-controls input[type=checkbox]{width:15px;height:15px;accent-color:var(--mpr-brass-dark)}.gr-score-scroll{scroll-behavior:auto;overscroll-behavior:contain}.gr-range-heading h2 small{font:14px var(--mpr-font-sans)}@media (prefers-reduced-motion:no-preference){.gr-workbook-page:not([hidden]),.gr-score-surface[data-inactive=false]{animation:.3s ease-out gr-workbook-open}}@keyframes gr-workbook-open{0%{opacity:.5;transform-origin:0;transform:perspective(1600px)rotateY(-6deg)}to{opacity:1;transform:none}}.gr-room .gr-workpad-dividers .gr-divider[data-page=progress][data-active=true] button,.gr-room .gr-workpad-dividers .gr-divider[data-page=practice][data-active=true] button{color:var(--mpr-panel-selected)}.gr-player-toolbar{height:46px;min-height:46px;color:var(--mpr-panel);flex-shrink:0;align-items:center;gap:10px;padding:5px 14px;display:flex}.gr-player-header{border-bottom:1px solid color-mix(in srgb,var(--mpr-paper-line) 26.67%,transparent)}.gr-player-transport{border-top:1px solid color-mix(in srgb,var(--mpr-paper-line) 26.67%,transparent)}.gr-player-spacer{flex:1;min-width:0}.gr-room .gr-player-toolbar button,.gr-room .gr-player-toolbar summary{box-shadow:none;border-radius:var(--mpr-radius);color:inherit;cursor:pointer;background:0 0;border:0;justify-content:center;align-items:center;min-height:34px;padding:5px;display:inline-flex}.gr-room .gr-player-toolbar .gr-player-icon{flex-shrink:0;width:34px}.gr-room .gr-player-toolbar button[aria-pressed=true]{background:color-mix(in srgb,var(--mpr-brass) 50.2%,transparent);color:var(--mpr-brass-dark)}.gr-room .gr-player-toolbar button:hover:not(:disabled),.gr-room .gr-player-toolbar summary:hover{background:color-mix(in srgb,var(--mpr-brass-warm) 18.82%,transparent)}.gr-room .gr-player-toolbar .gr-player-range{font:23px var(--mpr-font-heading);white-space:nowrap;gap:3px}.gr-room .gr-player-toolbar .gr-player-range:disabled{opacity:1;cursor:default}.gr-player-range svg{width:15px}.gr-player-part-arrows{gap:2px;display:flex}.gr-room .gr-player-part-arrows button{width:25px;font-size:22px}.gr-recap-badge{font:13px var(--mpr-font-heading);border:1px solid color-mix(in srgb,var(--mpr-paper-line) 33.33%,transparent);border-radius:var(--mpr-radius);color:var(--mpr-brass-dark);padding:3px 7px}.gr-player-rule{background:color-mix(in srgb,var(--mpr-paper-line) 33.33%,transparent);width:1px;height:22px;margin:0 3px}.gr-player-select{align-items:center;gap:5px;display:flex}.gr-room .gr-player-select select{box-shadow:none;font:14px var(--mpr-font-sans);height:34px;color:var(--mpr-panel);cursor:pointer;background:0 0;border:0;padding:4px 2px}.gr-player-tip{align-items:center;display:inline-flex;position:relative}.gr-player-tip:after{content:attr(data-tip);z-index:45;white-space:normal;background:var(--mpr-panel-raised);width:max-content;max-width:230px;color:var(--mpr-paper-raised);border-radius:var(--mpr-radius);box-shadow:0 3px 12px color-mix(in srgb,var(--mpr-black) 20%,transparent);font:12px/1.45 var(--mpr-font-sans);pointer-events:none;padding:9px 11px;display:none;position:absolute;top:calc(100% + 9px);left:0}.gr-player-tip:not([data-dismissed=true]):hover:after,.gr-player-tip:not([data-dismissed=true]):focus-within:after{display:block}.gr-player-tip.gr-tip-end:after{left:auto;right:0}.gr-bookmark-tip[data-saved=true]:after{background:var(--mpr-green-deep);color:var(--mpr-paper-raised);border:1px solid var(--mpr-success-on-panel);font-weight:600}.gr-bookmark-check{color:var(--mpr-success);font-size:22px;line-height:1;display:block}.gr-media-channels .gr-bookmark-check{color:var(--mpr-success-on-panel);font-size:19px}.gr-player-transport .gr-player-tip:after{top:auto;bottom:calc(100% + 10px)}.gr-player-popover{position:relative}.gr-player-popover summary{list-style:none}.gr-player-popover summary::-webkit-details-marker{display:none}.gr-player-popover-content{z-index:40;background:var(--mpr-paper);border:1px solid var(--mpr-paper-line);width:230px;box-shadow:0 6px 20px color-mix(in srgb,var(--mpr-black) 20%,transparent);border-radius:var(--mpr-radius);padding:12px;font-size:12px;position:absolute;bottom:calc(100% + 10px);left:0}.gr-player-popover-content label{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.gr-player-popover-content input[type=range]{width:100%;accent-color:var(--mpr-brass-dim)}.gr-player-popover-content input[type=checkbox]{accent-color:var(--mpr-brass-dim)}.gr-player-popover-content output{margin-left:auto}.gr-player-popover-content button{margin-bottom:9px}.gr-player-message{z-index:20;border-radius:var(--mpr-radius);background:color-mix(in srgb,var(--mpr-paper) 96.08%,transparent);color:var(--mpr-panel-selected);box-shadow:0 2px 8px color-mix(in srgb,var(--mpr-black) 13.33%,transparent);padding:9px 12px;font-size:12px;position:absolute;top:53px;left:14px;right:14px}.gr-player-toolbar :is(button,summary,select):focus-visible{outline:2px solid var(--mpr-brass-dark);outline-offset:2px}@media (max-width:700px){.gr-player-toolbar{gap:5px;padding-inline:8px}.gr-room .gr-player-toolbar .gr-player-range{font-size:19px}.gr-player-rule{margin:0}.gr-player-select{gap:2px}.gr-volume-popover .gr-player-popover-content{left:auto;right:-30px}}.gr-score-surface>.gr-score-scroll{isolation:isolate;z-index:0;position:relative}.gr-score-surface>.gr-player-toolbar{z-index:2;position:relative}.gr-score-surface>.gr-range-backdrop{z-index:50}.gr-score-legend{font:13px/1.45 var(--mpr-font-sans);color:inherit;flex-wrap:wrap;gap:4px 18px;margin:0;padding:12px 16px 0;list-style:none;display:flex}.gr-score-book>.gr-score-legend{flex-shrink:0;padding:0 22px 10px}.gr-score-frame{isolation:isolate;position:relative}.gr-score-frame>.gr-score{z-index:1;position:relative}.gr-context-shading{pointer-events:none;z-index:0;position:absolute;inset:0}.gr-context-shading span{background:color-mix(in srgb,var(--mpr-sage) 19%,transparent);position:absolute}.gr-context-controls{border:1px solid color-mix(in srgb,currentColor 16%,transparent);border-radius:var(--mpr-radius);gap:4px;width:100%;margin:3px 0;display:flex}.gr-room .gr-context-controls button{border-radius:var(--mpr-radius);min-height:26px;color:inherit;cursor:pointer;background:0 0;border:0;flex:1;padding:3px 10px;font-size:12px}.gr-room .gr-context-controls button+button{white-space:nowrap;flex:none;font-size:12px}.gr-room .gr-context-controls button:hover:not(:disabled){background:color-mix(in srgb,currentColor 7%,transparent)}.gr-icon-dividers .gr-divider{border-radius:var(--mpr-radius) var(--mpr-radius) 0 0;justify-content:center;width:48px}.gr-room .gr-icon-dividers .gr-divider>button[role=tab]{cursor:grab;justify-content:center;align-items:center;width:100%;height:100%;padding:5px;display:flex}.gr-room .gr-icon-dividers .gr-divider[data-page=notebook][data-active=true]>button[role=tab]{color:var(--mpr-panel-selected)}.gr-icon-dividers .pr-icon{width:22px;height:22px}.gr-icon-dividers .gr-divider[data-dragging=true]{opacity:.45}.gr-room .gr-icon-dividers .gr-divider .gr-remove-page{opacity:0;background:var(--mpr-paper);width:15px;height:15px;min-height:0;color:var(--mpr-panel-selected);border-radius:50%;padding:0;font-size:13px;line-height:15px;position:absolute;top:0;right:0}.gr-icon-dividers .gr-divider:hover .gr-remove-page,.gr-icon-dividers .gr-divider:focus-within .gr-remove-page{opacity:1}.gr-order-status{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.gr-room .gr-icon-dividers button[role=tab]{touch-action:none}.gr-workpad-hint{z-index:20;border-radius:var(--mpr-radius);background:var(--mpr-panel);color:var(--mpr-paper-raised);white-space:nowrap;pointer-events:none;box-shadow:0 3px 12px color-mix(in srgb,var(--mpr-black) 26.67%,transparent);padding:8px 10px;font-size:12px;position:absolute;bottom:calc(100% + 44px)}.gr-workpad-hint small{color:var(--mpr-paper);margin-top:3px;font-size:12px;display:block}.gr-order-error{z-index:30;background:var(--mpr-panel-selected);color:var(--mpr-paper-raised);border-radius:var(--mpr-radius);padding:8px;font-size:12px;position:absolute;top:4px;right:8px}.gr-chapter-track button[data-progress=learned],.gr-chapter-parts button[data-progress=learned]{background-image:linear-gradient(color-mix(in srgb,var(--mpr-green-bright) 21.96%,transparent),color-mix(in srgb,var(--mpr-green-bright) 21.96%,transparent));border-color:color-mix(in srgb,var(--mpr-success-on-panel) 40%,transparent)}.gr-chapter-track button[data-progress=working],.gr-chapter-parts button[data-progress=working]{background-image:linear-gradient(color-mix(in srgb,var(--mpr-gold) 18.82%,transparent),color-mix(in srgb,var(--mpr-gold) 18.82%,transparent));border-color:color-mix(in srgb,var(--mpr-brass-warm) 46.67%,transparent)}.gr-cover-actions{width:100%;max-width:520px;color:var(--mpr-cream);border-top:1px solid color-mix(in srgb,var(--mpr-brass) 21.96%,transparent);flex-direction:column;align-items:center;gap:10px;margin-top:30px;padding-top:18px;display:flex}.gr-auto-progress{cursor:pointer;color:var(--mpr-muted);align-items:center;gap:7px;font-size:12px;display:flex}.gr-auto-progress input{width:16px;height:16px;accent-color:var(--mpr-brass)}.gr-room .gr-cover-resume{flex-wrap:wrap;justify-content:center;align-items:center;gap:12px;padding:9px 16px;font-size:13px;display:flex}.gr-room .gr-cover-resume small{color:var(--mpr-panel-selected);opacity:1;border-left:1px solid color-mix(in srgb,var(--mpr-panel-raised) 25.1%,transparent);font-variant-numeric:tabular-nums;padding-left:12px;font-size:12px}.gr-cover-border .gr-cover-resume span{margin-left:0}.gr-cover-working{width:100%}.gr-cover-working p{color:var(--mpr-cream);margin:4px 0 7px;font-size:12px}.gr-cover-working>div{flex-wrap:wrap;justify-content:center;gap:8px;display:flex}.gr-room .gr-cover-working button{background:color-mix(in srgb,var(--mpr-brass-warm) 9.02%,transparent);border-color:color-mix(in srgb,var(--mpr-brass) 41.96%,transparent);color:var(--mpr-cream);box-shadow:none;padding:5px 9px;font-size:12px}.gr-cover-working button small{border-left:1px solid color-mix(in srgb,var(--mpr-brass) 21.96%,transparent);color:var(--mpr-paper-line);margin-left:8px;padding-left:8px;font-size:12px;display:inline}.gr-cover-border{height:auto;min-height:100%}.gr-room .gr-room-settings input[type=checkbox]{accent-color:var(--mpr-brass)}.gr-room .gr-tool-host,.gr-room .gr-menu{--pr-text:var(--mpr-cream);--pr-muted:var(--mpr-muted);--pr-bg:var(--mpr-panel);--pr-surface:var(--mpr-panel);--pr-accent:var(--mpr-brass)}.gr-room .gr-rails button{background:var(--mpr-panel);color:var(--mpr-cream);border-color:color-mix(in srgb,var(--mpr-brass-line) 40%,transparent)}.gr-room .gr-rails button:hover{background:var(--mpr-panel-raised)}.gr-room .gr-rails button[aria-expanded=true]{background:var(--mpr-brass);color:var(--mpr-panel);border-color:var(--mpr-brass)}.gr-workbook-cover{background:repeating-linear-gradient(95deg,color-mix(in srgb,var(--mpr-white) 0.78%,transparent) 0 1px,transparent 1px 4px),var(--mpr-panel)}.gr-cover-title,.gr-cover-actions{color:var(--mpr-cream)}.gr-cover-title>span{color:var(--mpr-brass)}.gr-cover-title p{color:var(--mpr-muted)}.gr-room .gr-cover-border button{background:var(--mpr-brass);color:var(--mpr-panel);border-color:var(--mpr-brass)}.gr-room .gr-cover-working button{color:var(--mpr-cream);border-color:color-mix(in srgb,var(--mpr-brass-line) 40%,transparent);background:0 0}.gr-cover-actions input[type=checkbox]{accent-color:var(--mpr-brass)}.gr-room .gr-divider[data-page=cover][data-active=true]{background:var(--mpr-panel)}.gr-room .gr-media-channels button[aria-pressed=true]{background:var(--mpr-brass);color:var(--mpr-panel);border-color:var(--mpr-brass)}.practice-room.gr-room{--gr-ink:var(--mpr-panel);--gr-cream:var(--mpr-cream);--gr-brass:var(--mpr-brass);--gr-muted:var(--mpr-muted);--gr-paper:var(--mpr-paper);--gr-paper-muted:var(--mpr-ink-muted);--gr-body-font:var(--mpr-font-heading);--gr-heading-font:var(--mpr-font-heading)}.gr-room .gr-tool-host,.gr-room .gr-menu,.gr-room .gr-workpad-hint{font-family:var(--mpr-font-sans)}.gr-room .gr-lesson-info dt{font:400 13px/1.5 var(--mpr-font-sans);color:var(--gr-muted)}.gr-room .gr-lesson-info dd{font:400 14px/1.5 var(--mpr-font-sans);color:var(--gr-cream)}.gr-room .gr-lesson-info h3{font:400 22px/1.3 var(--mpr-font-heading)}.gr-room .gr-tool-host .gr-resource-links a{background:var(--gr-ink);color:var(--gr-cream);border-color:color-mix(in srgb,var(--mpr-brass) 40%,transparent);font:400 14px/1.5 var(--mpr-font-sans)}.gr-room .gr-tool-host .gr-resource-links a:hover{background:color-mix(in srgb,var(--mpr-brass) 13.33%,transparent)}.gr-room .gr-lesson-info button,.gr-room .gr-menu button{font-family:var(--mpr-font-sans)}.gr-room .gr-workpad-hint,.gr-room .gr-player-tip:after,.gr-room .gm-metronome .gr-player-tip:after{background:var(--gr-ink);color:var(--gr-cream);font:400 12px/1.45 var(--mpr-font-sans)}.gr-room .gr-workpad-hint small{color:var(--gr-muted)}.gr-room .gr-player-toolbar .gr-player-lock[aria-checked=true],.gr-room .gr-player-toolbar .gr-player-play{background:var(--gr-ink);color:var(--gr-cream)}.gr-room .gr-player-toolbar .gr-player-lock[aria-checked=true]:hover,.gr-room .gr-player-toolbar .gr-player-play:hover{background:var(--mpr-panel-raised)}.gr-room .gr-divider[data-page=tips]{background:var(--mpr-muted);border-color:var(--mpr-paper-line)}.gr-room .gr-divider[data-page=tips][data-active=true],.gr-room .gr-gareth-tips{background:var(--gr-paper);color:var(--gr-ink)}.gr-room .gr-gareth-tips p{font-family:var(--mpr-font-sans)}.gr-room .gr-tip-beacon,.gr-room .gr-tip-settings-hint{background:var(--gr-ink);color:var(--gr-cream);border-color:color-mix(in srgb,var(--mpr-brass) 40%,transparent)}.gr-room .gr-tip-beacon span{border-color:var(--gr-brass)}.gr-room .gr-tip-settings-hint button,.gr-room .gr-tip-glass button{background:var(--gr-brass);color:var(--gr-ink);border-color:var(--gr-brass)}.gr-room .gr-tool-host .gn-notebook{--gn-ink:var(--gr-ink);--gn-muted:var(--gr-paper-muted);font-family:var(--mpr-font-sans)}.gr-room .gr-tool-host .gn-collection .gn-filters button[aria-pressed=true]{background:var(--gr-ink);color:var(--gr-cream);box-shadow:none}.gr-room .gr-tool-host .gn-notebook .gr-moment-empty{font:400 14px/1.6 var(--mpr-font-sans)}.practice-room.gr-room{--gr-panel-title-size:22px;--gr-section-title-size:20px;--gr-action-size:34px;--gr-action-icon-size:18px}.gr-room .gr-tool-host .gr-drawer-heading button,.gr-room .gr-menu .gr-drawer-heading button{flex:0 0 var(--gr-action-size);width:var(--gr-action-size);height:var(--gr-action-size);min-width:var(--gr-action-size);min-height:var(--gr-action-size);box-sizing:border-box;place-items:center;padding:0;line-height:1;display:grid}.gr-room .gr-tool-host .gr-drawer-heading button .pr-icon,.gr-room .gr-menu .gr-drawer-heading button .pr-icon{width:var(--gr-action-icon-size);height:var(--gr-action-icon-size);flex:none;margin:0;display:block}.gr-room .gr-tool-host .gr-drawer-heading h2,.gr-room .gr-menu .gr-drawer-heading h2,.gr-room .gr-tool-host .gt-compact h2,.gr-room .gr-tool-host .gm-compact h2{font:400 var(--gr-panel-title-size)/1.25 var(--mpr-font-heading)}.gr-room .gr-tool-host .gr-drawer-heading{align-items:center;gap:8px}.gr-room .gr-tool-host.gr-library-floating .gr-drawer-heading{height:64px;padding:15px 12px 15px 22px}.gr-room .gr-tool-host .gn-collection h2{font:400 25px/1.25 var(--mpr-font-heading)}.gr-room .gr-lesson-info h3,.gr-room .gr-tip-copy h3{font:400 var(--gr-section-title-size)/1.3 var(--mpr-font-heading)}.gr-room *{scrollbar-width:thin;scrollbar-color:var(--mpr-brass-line) transparent}.gr-room ::-webkit-scrollbar{width:8px;height:8px}.gr-room ::-webkit-scrollbar-track{background:0 0}.gr-room ::-webkit-scrollbar-thumb{background:var(--mpr-brass-line);border-radius:var(--mpr-radius);background-clip:padding-box;border:2px solid #0000}.gr-room ::-webkit-scrollbar-thumb:hover{background-color:var(--mpr-brass)}.gr-room ::-webkit-scrollbar-corner{background:0 0}.practice-room.gr-room{--gr-header-height:88px}.gr-room .gr-header{height:auto;min-height:var(--gr-header-height);grid-template-columns:minmax(290px,1fr) minmax(0,2fr) minmax(290px,1fr);gap:24px;padding:10px 28px;display:grid}.gr-header-brand{align-items:center;gap:20px;min-width:0;display:flex}.gr-header-logo{object-fit:contain;width:180px;height:62px}.gr-room .gr-header .gr-songbar{text-align:center;justify-content:center;align-items:center;min-width:0}.gr-room .gr-header h1{color:var(--mpr-cream);font:400 clamp(25px,2.2vw,38px)/1.15 var(--mpr-font-heading);overflow-wrap:anywhere;text-wrap:balance;margin:0}.gr-room-wordmark{white-space:nowrap;color:var(--mpr-cream);font:400 21px/1.2 var(--mpr-font-heading);justify-self:end;align-items:center;gap:10px;display:flex}.gr-room-wordmark>svg{width:28px;height:28px;color:var(--mpr-brass);flex:none}.gr-room .gr-beta-badge{border:1px solid color-mix(in srgb,var(--mpr-brass) 43.92%,transparent);border-radius:var(--mpr-radius);color:var(--mpr-brass);background:color-mix(in srgb,var(--mpr-panel) 60%,transparent);font:12px/1 var(--mpr-font-sans);letter-spacing:.12em;text-transform:uppercase;align-self:center;padding:4px 6px}@media (max-width:1100px){.practice-room.gr-room{--gr-header-height:132px}.gr-room .gr-header{grid-template-columns:1fr 1fr;gap:8px 20px;padding:10px 20px 14px}.gr-room .gr-header .gr-songbar{grid-area:2/1/auto/-1}.gr-header-logo{width:150px;height:52px}.gr-room-wordmark{grid-area:1/2}}@media (max-width:600px){.gr-room .gr-header{gap:10px;padding-inline:12px}.gr-header-brand{gap:10px}.gr-header-logo{width:110px;height:40px}.gr-room-wordmark{white-space:normal;flex-wrap:wrap;justify-content:flex-end;gap:6px;font-size:16px}.gr-room-wordmark>svg{display:none}.gr-room .gr-header h1{font-size:26px}}.gr-mobile-control,.gr-mobile-chapters{display:none}.gr-mobile-sheet{box-sizing:border-box;border:1px solid var(--mpr-brass);border-radius:var(--mpr-radius) var(--mpr-radius) 0 0;background:var(--mpr-panel);width:min(100%,540px);max-width:100%;max-height:80dvh;color:var(--mpr-cream);box-shadow:0 -8px 40px color-mix(in srgb,var(--mpr-black) 46.67%,transparent);border-bottom:0;margin:0 auto;padding:20px;position:fixed;inset:auto 0 0;overflow:auto}.gr-mobile-sheet header{justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;display:flex}.gr-mobile-sheet h2{font:24px var(--mpr-font-heading);margin:0}.gr-room .gr-mobile-sheet button{height:auto;min-height:44px;color:var(--mpr-cream);border:1px solid color-mix(in srgb,var(--mpr-brass) 37.65%,transparent);background:linear-gradient(var(--mpr-panel-raised),var(--mpr-panel));font:14px var(--mpr-font-sans);border-radius:6px;margin:0;padding:10px 12px}.gr-room .gr-mobile-sheet button[aria-pressed=true]{background:var(--mpr-brass);color:var(--mpr-panel)}.gr-mobile-tool-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;display:grid}.gr-room .gr-mobile-tool-grid button{flex-direction:column;justify-content:center;align-items:center;gap:12px;min-height:100px;padding:8px 2px;font-size:12px;display:flex}.gr-room .gr-mobile-tool-grid .pr-icon{width:28px;height:28px}.gr-mobile-modes{gap:8px;margin-bottom:16px;display:flex}.gr-mobile-modes button{flex:1}.gr-mobile-section-list section{margin-bottom:8px}.gr-room .gr-mobile-section-list button{text-align:left;justify-content:space-between;width:100%;display:flex}.gr-room .gr-mobile-section-list .gr-mobile-part{margin-top:6px;padding-left:24px}.gr-mobile-layout{gap:10px;display:grid}.gr-mobile-layout p{font:12px/1.5 var(--mpr-font-sans)}@media (max-width:850px){.gr-room .gr-rails{display:none}.gr-room .gr-workspace{width:calc(100% - 24px);margin:0 12px}.gr-mobile-control{display:block}.gr-mobile-chapters{margin:10px 0 14px;display:block}.gr-mobile-chapters>.gr-mobile-control>button{text-align:left;border:1px solid color-mix(in srgb,var(--mpr-brass) 50.2%,transparent);border-radius:var(--mpr-radius);background:var(--mpr-panel);width:100%;min-height:44px;color:var(--mpr-cream);font:14px var(--mpr-font-heading);padding:10px 12px}:is(.gr-video-pane:has(.gr-mobile-chapters)>.gr-video-actions,.gr-video-pane>.gr-chapters){display:none}.gr-room .gr-media-channels{flex-wrap:wrap;gap:4px;height:auto;min-height:44px;margin-bottom:8px;display:flex}.gr-room .gr-media-channels>button,.gr-room .gr-media-channels>.gr-mobile-control>button{min-width:36px;height:40px;margin:0;padding:6px;font-size:12px}.gr-room .gr-media-channels .gr-enter-fullscreen{font-size:0}.gr-room .gr-media-channels .gr-enter-fullscreen:after{content:"⛶";font-size:22px}.gr-room .gr-media-channels .gr-save-bookmark{width:36px;height:40px}.gr-room .gr-menu-library,.gr-room .gr-menu-settings,.gr-room .gr-tool-host.gr-floating{left:12px;right:12px;top:calc(var(--gr-header-height) + 8px);width:calc(100% - 24px);max-height:calc(100dvh - var(--gr-header-height) - 24px);z-index:80;position:fixed}.gr-room .gr-deck:not(.gr-focus){flex-direction:column;gap:0;height:auto;display:flex}.gr-room .gr-deck:not(.gr-focus)>.gr-tabs-pane{width:100%;height:520px;margin-top:38px;position:relative;inset:auto}.gr-room .gr-deck:not(.gr-focus)>.gr-video-pane{width:100%;height:auto}.gr-room .gr-video-frame{aspect-ratio:16/9;height:auto}.gr-room .gr-focus .gr-video-frame{height:auto}.gr-room .gr-focus{height:calc(100dvh - var(--gr-header-height) - 100px)}.gr-landscape-layout{display:none}}@media (min-width:650px) and (max-width:850px) and (orientation:landscape){.gr-room .gr-mobile-sheet .gr-landscape-layout{display:block}.gr-room .gr-deck.gr-side{grid-template-columns:1fr 1fr;align-items:start;gap:14px;display:grid}.gr-room .gr-deck.gr-side>.gr-tabs-pane{height:400px;margin-top:38px}}@media (max-width:850px){.gr-room .gr-focus>.gr-video-pane,.gr-room .gr-focus>.gr-tabs-pane{transition:none;transform:none}.gr-room .gr-focus>.gr-video-pane{justify-content:flex-start;align-items:stretch}.gr-room .gr-focus>.gr-video-pane .gr-media-channels,.gr-room .gr-focus>.gr-video-pane .gr-video-frame{width:100%}.gr-room .gr-focus>[inert]{visibility:hidden;opacity:0;pointer-events:none}.gr-room .gr-focus>.gr-mobile-chapters{width:100%}}.gr-room .gr-header-brand{border-radius:var(--mpr-radius);justify-self:start;min-height:44px}.gr-room .gr-header-brand:focus-visible{outline:2px solid var(--mpr-brass);outline-offset:4px}.gr-room .gr-focus{position:relative}.gr-room .gr-focus-switch{z-index:10;border:1px solid color-mix(in srgb,var(--mpr-brass) 50.2%,transparent);border-radius:var(--mpr-radius);width:194px;min-height:30px;color:var(--mpr-cream);background:linear-gradient(var(--mpr-panel-raised),var(--mpr-panel));font:13px var(--mpr-font-sans);box-shadow:inset 0 1px color-mix(in srgb,var(--mpr-cream) 10.2%,transparent),0 2px 4px color-mix(in srgb,var(--mpr-black) 26.67%,transparent);padding:5px 10px;position:absolute;top:0;left:50%;transform:translate(-50%)}.gr-room .gr-focus-switch:hover{border-color:var(--mpr-brass)}.gr-room .gr-focus-switch:focus-visible{outline:2px solid var(--mpr-brass);outline-offset:3px}.gr-room .gr-focus>.gr-video-pane{justify-content:flex-start;align-items:stretch}.gr-room .gr-focus .gr-media-channels{flex-shrink:0;width:100%;height:42px;margin-bottom:0}.gr-room .gr-focus .gr-video-frame{width:100%}.gr-room .gr-focus>.gr-tabs-pane{height:calc(100% - 80px);top:80px}@media (max-width:850px){.gr-room .gr-focus-switch{min-height:36px;top:48px}.gr-room .gr-focus .gr-media-channels{height:88px}.gr-room .gr-focus>.gr-tabs-pane{height:calc(100% - 124px);top:124px}}.gr-room .gr-workspace:has(>.gr-focus){width:calc(100% - 122px);margin-left:110px;margin-right:12px}.gr-room .gr-focus{width:100%;max-width:none;height:auto;min-height:calc(100dvh - var(--gr-header-height) - 30px);display:block}.gr-room .gr-focus>.gr-video-pane{width:100%;height:auto;position:relative;inset:auto}.gr-room .gr-focus .gr-video-frame:not(:fullscreen){width:100%;height:auto;max-height:none;aspect-ratio:var(--gr-video-ratio,16/9);flex:none}@media (max-width:850px){.gr-room .gr-workspace:has(>.gr-focus){width:calc(100% - 24px);margin:0 12px}}.gr-room .gr-focus{height:var(--gr-focus-height,calc(100dvh - var(--gr-header-height) - 32px));perspective:none;min-height:0}.gr-room .gr-focus>.gr-video-pane{width:var(--gr-focus-video-width,100%);max-width:100%;margin:0 auto;transition:none;transform:none}.gr-room .gr-focus>.gr-tabs-pane{max-width:100%;transition:none;transform:none}.gr-room .gr-focus>[inert]{visibility:hidden;pointer-events:none;transform:none}.gr-room .gr-focus>.gr-video-pane .gr-video-frame{max-width:100%}.gr-room .gr-focus>.gr-tabs-pane{width:var(--gr-focus-video-width,100%);left:0;right:0;bottom:var(--gr-focus-workbook-inset,24px);height:auto;min-height:0;margin-inline:auto}.gr-room .gr-deck .gr-tabs-pane:fullscreen{visibility:visible;background:var(--mpr-paper);border-radius:0;width:100vw;max-width:none;height:100dvh;margin:0;position:fixed;inset:0;transform:none}.gr-tabs-pane:fullscreen>.gr-workbook-tabs{display:none}.gr-tabs-pane:fullscreen .gr-player-toolbar{gap:10px;min-height:52px;padding:8px 14px}.gr-room .gr-tabs-pane:fullscreen .gr-player-icon,.gr-room .gr-tabs-pane:fullscreen .gr-player-toolbar .gr-keep-moment{width:38px;min-width:38px;height:38px;min-height:38px}.gr-room .gr-tabs-pane:fullscreen .gr-player-icon svg{width:23px;height:23px}.gr-room .gr-tabs-pane:fullscreen .gr-menu{z-index:100}@media (min-width:1800px){.gr-tabs-pane:fullscreen .gr-player-toolbar{gap:14px;min-height:64px;font-size:16px}.gr-room .gr-tabs-pane:fullscreen .gr-player-icon{width:44px;height:44px}.gr-room .gr-tabs-pane:fullscreen .gr-player-icon svg{width:27px;height:27px}}.gr-room .gr-tabs-pane:fullscreen .gr-player-select,.gr-room .gr-tabs-pane:fullscreen .gr-player-select select{font-size:clamp(14px,1vw,18px)}.gr-room .gr-tabs-pane:fullscreen .gr-player-toolbar summary{align-items:center;min-height:38px;display:flex}.gr-room .gr-tabs-pane:fullscreen .gr-player-select svg,.gr-room .gr-tabs-pane:fullscreen .gr-player-toolbar summary svg{width:23px;height:23px}.gr-room .gr-row-chooser{border:1px solid color-mix(in srgb,var(--mpr-brass) 50.2%,transparent);border-radius:var(--mpr-radius);background:var(--mpr-panel);max-width:calc(100vw - 24px);color:var(--mpr-cream);box-shadow:0 8px 28px color-mix(in srgb,var(--mpr-black) 33.33%,transparent);font:14px var(--mpr-font-sans);margin:0;padding:14px;position:fixed;inset:auto}.gr-row-chooser strong{margin-bottom:10px;font-weight:400;display:block}.gr-row-chooser>div{gap:6px;display:flex}.gr-room .gr-row-chooser button{border:1px solid color-mix(in srgb,var(--mpr-brass) 31.37%,transparent);border-radius:var(--mpr-radius);min-width:32px;height:36px;color:var(--mpr-cream);font:inherit;cursor:pointer;background:0 0;padding:0 8px}.gr-room .gr-row-chooser button:hover,.gr-room .gr-row-chooser button:focus-visible{background:color-mix(in srgb,var(--mpr-brass) 18.82%,transparent);outline:2px solid var(--mpr-brass);outline-offset:2px}.gr-room .gr-row-chooser button[aria-pressed=true]{background:var(--mpr-brass);color:var(--mpr-panel)}.gr-room .gr-speed-chooser>div{flex-wrap:wrap}.gr-room .gr-volume-popover .gr-player-popover-content{background:var(--mpr-panel);color:var(--mpr-cream);border:1px solid color-mix(in srgb,var(--mpr-brass) 50.2%,transparent);border-radius:var(--mpr-radius)}.gr-room .gr-player-popover-content input.gr-volume-slider{appearance:none;box-sizing:border-box;width:100%;min-width:0;height:24px;min-height:24px;box-shadow:none;cursor:pointer;background:linear-gradient(to right,var(--mpr-brass) 0 var(--gr-volume),color-mix(in srgb,var(--mpr-cream) 20%,transparent) var(--gr-volume) 100%) center / calc(100% - 16px) 6px no-repeat;border:0;border-radius:0;margin:0;padding:0;display:block}.gr-volume-slider::-webkit-slider-runnable-track{background:0 0;border:0;height:6px}.gr-volume-slider::-webkit-slider-thumb{appearance:none;border:2px solid var(--mpr-panel);background:var(--mpr-brass);width:16px;height:16px;box-shadow:0 0 0 1px var(--mpr-brass);border-radius:50%;margin-top:-5px}.gr-volume-slider::-moz-range-track{background:0 0;border:0;height:6px}.gr-volume-slider::-moz-range-progress{background:0 0}.gr-volume-slider::-moz-range-thumb{box-sizing:border-box;border:2px solid var(--mpr-panel);background:var(--mpr-brass);width:16px;height:16px;box-shadow:0 0 0 1px var(--mpr-brass);border-radius:50%}.gr-room .gr-player-popover-content input.gr-volume-slider:focus-visible{outline:2px solid var(--mpr-brass);outline-offset:3px;border-radius:var(--mpr-radius)}.gr-room .gr-icon-dividers .gr-divider>button[role=tab]{cursor:pointer;touch-action:auto}.gr-room .gr-workbook-cover{box-sizing:border-box;padding:18px;overflow:auto;container-type:size}.gr-room .gr-cover-border{box-sizing:border-box;gap:14px;height:auto;min-height:100%;padding:20px}.gr-room .gr-cover-logo{object-fit:contain;flex-shrink:1;width:min(72%,280px);max-height:20cqh}.gr-room .gr-cover-title h2{margin:10px 0;font-size:clamp(25px,3cqw,40px)}.gr-room .gr-cover-actions{flex-shrink:0;gap:10px;margin-top:12px;padding-top:14px}.gr-room .gr-cover-border .gr-cover-bookmarks{color:var(--mpr-cream);box-shadow:none;font:12px var(--mpr-font-sans);background:0 0;border:0;padding:4px 8px}@container (max-height:480px){.gr-room .gr-cover-border{gap:8px;padding:14px}.gr-room .gr-cover-title>span{display:none}.gr-room .gr-cover-title h2{margin:6px 0;font-size:clamp(24px,3cqw,32px)}.gr-room .gr-cover-title p{font-size:13px}.gr-room .gr-cover-actions{gap:8px;margin-top:6px;padding-top:10px}}@media (max-width:850px){.gr-room .gr-media-channels{align-items:center;gap:6px}.gr-room .gr-media-channels>button,.gr-room .gr-media-channels>.gr-mobile-control>button,.gr-room .gr-media-channels .gr-save-bookmark{box-sizing:border-box;border-radius:6px;justify-content:center;align-items:center;height:40px;min-height:40px;padding:0 10px;display:inline-flex}.gr-room .gr-media-channels>.gr-mobile-control>button,.gr-room .gr-media-channels .gr-enter-fullscreen,.gr-room .gr-media-channels .gr-save-bookmark{width:40px;min-width:40px;padding:0}.gr-room .gr-media-channels svg{width:20px;height:20px;display:block}.gr-room .gr-media-channels .gr-bookmark-tip .gr-keep-moment{box-sizing:border-box;border-radius:6px;justify-content:center;align-items:center;width:40px;min-width:40px;height:40px;min-height:40px;margin:0;padding:0;display:inline-flex}}.gr-room .gr-mobile-sheet{border:1px solid color-mix(in srgb,var(--mpr-brass) 50.2%,transparent);border-radius:var(--mpr-radius);width:320px;max-width:calc(100vw - 24px);box-shadow:0 8px 28px color-mix(in srgb,var(--mpr-black) 40%,transparent);margin:0;padding:14px;position:fixed;inset:auto}.gr-mobile-sheet::backdrop{background:0 0}.gr-mobile-sheet header{margin-bottom:12px}.gr-mobile-sheet h2{font-size:20px}.gr-room .gr-mobile-sheet .gr-mobile-tool-grid button{min-height:70px;padding:10px 6px}@media (max-width:850px){.gr-room .gr-video-pane>.gr-chapters{height:66px;margin-bottom:12px;display:block}.gr-room .gr-video-pane>.gr-video-actions{gap:8px;margin-top:8px;display:flex}.gr-room .gr-video-actions h2{font-size:14px}.gr-room .gr-chapter-track{touch-action:pan-x;overscroll-behavior-x:contain;overflow-x:auto}.gr-room .gr-chapter-track>button{min-width:104px;min-height:46px}.gr-room .gr-chapter-parts{touch-action:pan-x;overscroll-behavior-x:contain;max-width:100%;overflow-x:auto}}body:has(.gr-room){background:var(--mpr-night)}.practice-room.gr-room{background-color:var(--mpr-night)}@media (max-width:850px),(max-height:550px) and (orientation:landscape){.gr-room .gr-focus>.gr-video-pane{width:100%;padding-top:44px}.gr-room .gr-focus-switch{min-height:36px;top:0}.gr-room .gr-focus .gr-media-channels{flex-wrap:nowrap;height:44px;min-height:44px;margin-bottom:8px}.gr-room .gr-focus>.gr-video-pane .gr-video-frame:not(:fullscreen){width:var(--gr-focus-video-width,100%);margin-inline:auto}.gr-room .gr-focus>.gr-tabs-pane:not(:fullscreen){width:100%;top:82px;bottom:12px}.gr-room .gr-workspace:has(>.gr-focus){padding-bottom:0}.practice-room.gr-room:has(.gr-focus){height:100dvh;min-height:0;overflow:clip}.practice-room.gr-room{background-attachment:scroll}}@media (max-height:550px) and (orientation:landscape){.gr-room{--gr-header-height:48px}.gr-room .gr-header{grid-template-rows:1fr;grid-template-columns:1fr 2fr 1fr;gap:8px;height:48px;min-height:48px;padding:4px 12px;display:grid}.gr-room .gr-header-brand{min-height:0}.gr-room .gr-header-logo{width:105px;height:36px}.gr-room .gr-songbar{grid-area:1/2}.gr-room .gr-songbar h1{font-size:22px}.gr-room .gr-room-wordmark{grid-area:1/3;font-size:14px}.gr-room .gr-rails{display:none}:is(.gr-room .gr-workspace,.gr-room .gr-workspace:has(>.gr-focus)){width:calc(100% - 24px);margin:0 12px;padding-top:4px}.gr-room .gr-mobile-control{display:block}.gr-room .gr-focus>.gr-video-pane{padding-top:0}.gr-room .gr-focus-switch{min-height:32px;top:4px}.gr-room .gr-media-channels{align-items:center;gap:6px;display:flex}.gr-room .gr-media-channels button{height:32px;min-height:32px}.gr-room .gr-media-channels .gr-enter-fullscreen{margin-left:auto;font-size:0}.gr-room .gr-media-channels .gr-enter-fullscreen:after{content:"⛶";font-size:22px}.gr-room .gr-video-pane>.gr-video-actions{height:30px;min-height:30px;margin:2px 0;display:flex}.gr-room .gr-video-actions h2{white-space:nowrap;font-size:13px}.gr-room .gr-video-pane>.gr-chapters{height:52px;margin:0;display:block}.gr-room .gr-chapter-track>button{min-height:40px;padding:4px 12px}.gr-room .gr-focus>.gr-tabs-pane:not(:fullscreen){top:76px}.gr-room .gr-header .gr-songbar{grid-area:1/2;align-self:center}.gr-room .gr-focus>.gr-video-pane .gr-video-frame:not(:fullscreen){margin-left:calc((100% - 240px - var(--gr-focus-video-width))/2);margin-right:0}.gr-room .gr-focus>.gr-video-pane>.gr-video-actions{flex-wrap:wrap;gap:8px;width:220px;height:auto;position:absolute;top:52px;right:0}.gr-room .gr-focus>.gr-video-pane>.gr-chapters{width:220px;height:calc(var(--gr-focus-height) - 126px);position:absolute;top:118px;right:0}.gr-room .gr-focus .gr-chapter-track{flex-wrap:wrap;align-content:flex-start;gap:6px;height:100%;display:flex;overflow:auto}.gr-room .gr-focus .gr-chapter-track>button{width:calc(50% - 3px);min-width:0}.gr-room .gr-focus .gr-chapter-parts{width:220px;max-height:calc(var(--gr-focus-height) - 126px);flex-wrap:wrap;inset:0 0 auto auto;overflow:auto}.gr-room .gr-focus .gr-chapter-track{grid-template-columns:1fr 1fr;display:grid}.gr-room .gr-focus .gr-chapter-track>button{flex:none;width:100%}}.gr-room .gr-toolbar-menu{display:block}.gr-room .gr-media-channels>.gr-view-control{margin-left:auto}.gr-room .gr-media-channels>.gr-toolbar-menu>button,.gr-room .gr-media-channels>.gr-enter-fullscreen,.gr-room .gr-media-channels .gr-bookmark-tip>.gr-keep-moment{border-radius:var(--mpr-radius);justify-content:center;align-items:center;width:32px;min-width:32px;height:32px;min-height:32px;padding:0;display:inline-flex}.gr-room .gr-media-channels>.gr-enter-fullscreen{margin-left:auto}.gr-room .gr-media-channels>.gr-enter-fullscreen:after{content:none}.gr-room .gr-media-channels>.gr-enter-fullscreen svg,.gr-room .gr-toolbar-menu>button svg{width:20px;height:20px}.gr-tip-modes{grid-template-columns:repeat(3,1fr);gap:6px;display:grid}.gr-tip-controls p{font:12px/1.5 var(--mpr-font-sans);color:var(--mpr-muted);margin:10px 0 16px}.gr-tip-controls fieldset{border:0;margin:0;padding:0}.gr-tip-controls legend{font:13px var(--mpr-font-sans);margin-bottom:8px}.gr-tip-positions{grid-template-columns:1fr 1fr;gap:6px;display:grid}.gr-tip-controls fieldset>label{font:13px var(--mpr-font-sans);justify-content:space-between;align-items:center;margin-top:16px;display:flex}.gr-tip-controls input{accent-color:var(--mpr-brass)}.gr-tip-controls fieldset:disabled{opacity:.45}.gr-room .gn-filters button{justify-content:center;align-items:center;gap:7px;display:inline-flex}.gr-room .gn-filters button svg{flex-shrink:0;width:17px;height:17px}@media (min-width:851px) and (min-height:551px){.practice-room.gr-room:has(.gr-stack){height:auto;min-height:100dvh}.gr-room .gr-workspace:has(>.gr-stack){width:min(1280px,100% - 220px);margin:0 auto;padding:12px 0 40px}.gr-room .gr-stack{grid-template-rows:auto auto;grid-template-columns:minmax(0,1fr);row-gap:54px;width:100%;max-width:none;height:auto;min-height:0;display:grid}.gr-room .gr-stack>.gr-video-pane{width:100%;min-width:0;height:auto;display:block}.gr-room .gr-stack .gr-media-channels{width:100%;height:32px;margin:0 0 12px}.gr-room .gr-stack .gr-video-frame:not(:fullscreen){width:100%;height:auto;aspect-ratio:var(--gr-video-ratio,16/9);max-height:none;margin:0}.gr-room .gr-stack .gr-video-actions{height:40px;min-height:0;margin:4px 0;padding:0}.gr-room .gr-stack .gr-chapters{height:64px;margin:0}.gr-room .gr-stack .gr-chapter-track>button{min-height:48px;padding:6px 12px}.gr-room .gr-stack>.gr-tabs-pane:not(:fullscreen){width:100%;height:clamp(440px,60dvh,680px);min-height:0;margin-top:0}}.gr-room .gr-rails>.gr-feedback-trigger{background:var(--mpr-brass);color:var(--mpr-panel);border-color:var(--mpr-cream);margin-top:24px}.gr-room .gr-rails>.gr-feedback-trigger:hover{background:var(--mpr-brass)}.gr-room .gr-feedback-dialog{border:1px solid var(--mpr-brass);border-radius:var(--mpr-radius);background:var(--mpr-panel);width:min(540px,100vw - 32px);max-width:calc(100vw - 32px);max-height:calc(100dvh - 40px);color:var(--mpr-cream);box-shadow:0 18px 70px color-mix(in srgb,var(--mpr-black) 53.33%,transparent);font:14px/1.5 var(--mpr-font-sans);text-align:left;margin:auto;padding:28px;position:fixed;inset:0;overflow:auto}.gr-feedback-dialog::backdrop{background:color-mix(in srgb,var(--mpr-black) 60%,transparent)}.gr-room .gr-feedback-dialog h2{font:26px/1.2 var(--mpr-font-heading);margin:0 24px 14px 0}.gr-room .gr-feedback-dialog label{margin:16px 0 6px;font-weight:700;display:block}.gr-room .gr-feedback-dialog select,.gr-room .gr-feedback-dialog textarea{border:1px solid var(--mpr-brass-line);background:var(--mpr-paper);width:100%;color:var(--mpr-panel);font:14px/1.5 var(--mpr-font-sans);border-radius:6px;padding:10px;display:block}.gr-feedback-dialog textarea{resize:vertical}.gr-room .gr-feedback-dialog button{width:auto;min-height:38px;font:14px var(--mpr-font-sans);border-radius:6px;margin:0;padding:8px 14px}.gr-room .gr-feedback-dialog .gr-feedback-close{width:32px;min-height:32px;color:var(--mpr-cream);background:0 0;border:0;padding:0;font-size:24px;position:absolute;top:12px;right:12px}.gr-room .gr-feedback-dialog .gr-feedback-send{background:var(--mpr-brass);color:var(--mpr-panel);border:1px solid var(--mpr-brass);margin-top:18px;display:block}.gr-feedback-dialog button:disabled{opacity:.55;cursor:default}.gr-feedback-dialog .gr-feedback-help{color:var(--mpr-muted);font-size:12px}.gr-feedback-dialog details{margin-top:14px;font-size:12px}.gr-feedback-dialog summary{cursor:pointer}.gr-feedback-dialog pre{white-space:pre-wrap;overflow-wrap:anywhere;max-height:150px;font-size:12px;overflow:auto}.gr-feedback-dialog a{text-decoration:underline}.gr-room .gr-feedback-dialog{width:min(520px,100vw - 32px);padding:30px}.gr-room .gr-feedback-dialog h2{margin:0 36px 26px 0;font-size:28px}.gr-feedback-field+.gr-feedback-field{margin-top:22px}.gr-room .gr-feedback-dialog label{margin:0 0 8px;font-size:14px;font-weight:600}.gr-room .gr-feedback-dialog select,.gr-room .gr-feedback-dialog textarea{border-color:color-mix(in srgb,var(--mpr-brass-line) 43.92%,transparent);padding:12px 14px;font-size:15px}.gr-room .gr-feedback-dialog textarea{resize:none;min-height:168px}.gr-feedback-dialog textarea::placeholder{color:var(--mpr-ink-muted);opacity:1}.gr-room .gr-feedback-dialog select:focus-visible,.gr-room .gr-feedback-dialog textarea:focus-visible,.gr-room .gr-feedback-dialog button:focus-visible,.gr-room .gr-feedback-dialog a:focus-visible{outline:2px solid var(--mpr-brass-light);outline-offset:3px}.gr-room .gr-feedback-disclosure{color:var(--mpr-muted);font:12px/1.6 var(--mpr-font-sans);margin:16px 0 0}.gr-feedback-status{min-height:44px;color:var(--mpr-cream);font:13px/1.5 var(--mpr-font-sans);padding-top:10px}.gr-room .gr-feedback-status p{margin:0}.gr-room .gr-feedback-dialog .gr-feedback-send{background:linear-gradient(var(--mpr-brass),var(--mpr-brass));border-color:var(--mpr-brass-light);min-height:44px;margin:12px 0 0 auto;padding:11px 20px}.gr-feedback-success{flex-direction:column;justify-content:space-between;min-height:180px;display:flex}@media (max-width:640px){.gr-room .gr-feedback-dialog{padding:24px}.gr-room .gr-feedback-dialog select,.gr-room .gr-feedback-dialog textarea{font-size:16px}}.gr-room .gr-rails>.gr-tour-trigger{margin-top:24px}.gr-room .gr-rails>.gr-tour-trigger~.gr-feedback-trigger{margin-top:0}.gr-room .gr-tour-chooser{border:1px solid var(--mpr-brass);border-radius:var(--mpr-radius);background:var(--mpr-panel);width:min(490px,100vw - 32px);max-height:calc(100dvh - 32px);color:var(--mpr-cream);font:14px/1.5 var(--mpr-font-sans);margin:auto;padding:28px;position:fixed;inset:0}.gr-tour-chooser::backdrop{background:color-mix(in srgb,var(--mpr-black) 60%,transparent)}.gr-room .gr-tour-chooser h2,.gr-tour-card h2{font:25px/1.2 var(--mpr-font-heading);margin:8px 0 14px}.gr-room .gr-tour-chooser button{width:auto;min-height:36px;font:14px/1.4 var(--mpr-font-sans);padding:8px 12px}.gr-room .gr-tour-chooser .gr-tour-close{border:0;width:30px;min-height:30px;padding:0;position:absolute;top:8px;right:8px}.gr-room .gr-tour-chooser .gr-tour-choice{text-align:left;background:var(--mpr-brass);width:100%;color:var(--mpr-panel);flex-direction:column;align-items:flex-start;gap:6px;margin:20px 0;padding:16px;display:flex}.gr-tour-choice span,.gr-tour-note{font-size:12px}.gr-tour-planned{border-top:1px solid color-mix(in srgb,var(--mpr-brass) 25.1%,transparent);flex-direction:column;gap:6px;margin-top:16px;padding-top:16px;font-size:13px;display:flex}.gr-room .gr-tour-overlay{width:100vw;max-width:none;height:100dvh;max-height:none;color:var(--mpr-panel);background:0 0;border:0;margin:0;padding:0;position:fixed;inset:0;overflow:hidden}.gr-tour-overlay::backdrop{background:color-mix(in srgb,var(--mpr-black) 20%,transparent)}.gr-tour-spotlight{border:2px solid var(--mpr-brass);box-shadow:0 0 0 9999px color-mix(in srgb,var(--mpr-black) 53.33%,transparent);pointer-events:none;border-radius:6px;position:fixed}.gr-tour-card{background:var(--mpr-paper);width:min(360px,100vw - 32px);max-height:calc(100dvh - 32px);color:var(--mpr-panel);border:1px solid var(--mpr-brass);border-radius:var(--mpr-radius);box-shadow:0 10px 36px color-mix(in srgb,var(--mpr-black) 40%,transparent);font:14px/1.5 var(--mpr-font-sans);text-align:left;padding:22px;position:fixed;overflow:auto}.gr-tour-card small{font:12px var(--mpr-font-sans);color:var(--mpr-brass-dim)}.gr-tour-card footer{align-items:center;gap:7px;margin-top:20px;display:flex}.gr-tour-card footer span{flex:1}.gr-tour-card button{border:1px solid color-mix(in srgb,var(--mpr-brass-line) 43.92%,transparent);border-radius:var(--mpr-radius);width:auto;min-height:36px;color:var(--mpr-panel);font:13px var(--mpr-font-sans);background:0 0;margin:0;padding:7px 10px}.gr-tour-card .gr-tour-next{background:var(--mpr-brass)}.gr-tour-card button:disabled,.gr-tour-chooser button:disabled{opacity:.5;cursor:default}.gr-room .gr-tour-overlay{z-index:10000;pointer-events:none}.gr-tour-card{pointer-events:auto}.gr-tour-card button{box-shadow:none;margin:0;display:inline-flex}.gr-room [data-tour]{scroll-margin-block:24px}.gr-touring .gr-tour-spotlight{box-shadow:0 0 0 2px color-mix(in srgb,var(--mpr-brass) 33.33%,transparent);pointer-events:none}.gr-touring .gr-tour-card{box-sizing:border-box}@media (min-width:851px){.gr-touring .gr-workspace{width:min(1880px,100% - 220px)}.gr-touring .gr-deck{min-height:520px}}.gr-touring .gr-tour-target{outline-offset:3px;outline:2px solid var(--mpr-gold)!important}.gr-tour-card{z-index:2147483647;box-sizing:border-box}.gr-tour-card footer{flex-wrap:wrap}.gr-tour-group{border-top:1px solid color-mix(in srgb,var(--mpr-brass) 25.1%,transparent);padding:12px 0}.gr-tour-group summary{cursor:pointer;font-weight:600}.gr-tour-group ol{margin:8px 0 0;padding-left:24px}.gr-room .gr-tour-group li button{text-align:left;box-shadow:none;color:inherit;background:0 0;border:0;display:inline-block}.gr-room .gr-tour-group li button:hover{background:color-mix(in srgb,var(--mpr-brass) 13.33%,transparent)}@media (min-width:900px){.gr-touring dialog:modal:not(.gr-tour-chooser){max-width:calc(100vw - 430px);margin-left:auto;margin-right:24px;overflow:visible}.gr-touring .gr-tabs-pane:fullscreen,.gr-touring .gr-video-frame:fullscreen{box-sizing:border-box;padding-left:356px}}.gr-tour-guidance{pointer-events:none;z-index:2147483646;width:100vw;height:100dvh;position:fixed;inset:0;overflow:visible}.gr-tour-ring{fill:none;stroke:var(--mpr-gold-bright);stroke-width:3px;filter:drop-shadow(0 0 5px var(--mpr-gold-bright));animation:1.5s ease-in-out infinite gr-tour-pulse}.gr-tour-pointer{stroke:var(--mpr-gold-bright);stroke-width:2px;stroke-dasharray:5 4}@keyframes gr-tour-pulse{0%,to{stroke-opacity:1;stroke-width:3px}50%{stroke-opacity:.65;stroke-width:6px}}@media (prefers-reduced-motion:reduce){.gr-tour-ring{animation:none}}.gr-tour-bar-markers{pointer-events:none;position:absolute;inset:0}.gr-tour-bar-markers span{pointer-events:none;position:absolute}.gr-room .gr-tour-card,.gr-tour-card{font:14px/1.5 var(--mpr-font-sans);gap:normal;display:block}.gr-room .gr-tour-card h2{font:25px/1.2 var(--mpr-font-heading);margin:8px 0 14px}.gr-room .gr-tour-card button{border:1px solid color-mix(in srgb,var(--mpr-brass-line) 43.92%,transparent);border-radius:var(--mpr-radius);width:auto;min-width:0;height:auto;min-height:36px;color:var(--mpr-panel);font:13px var(--mpr-font-sans);background:0 0;margin:0;padding:7px 10px}.gr-room .gr-tour-card button:hover,.gr-room .gr-tour-card button:focus-visible{background:color-mix(in srgb,var(--mpr-brass) 33.33%,transparent);outline-color:var(--mpr-brass-deep)}.gr-room .gr-tour-card .gr-tour-next{background:var(--mpr-brass)}.gr-player-transport{position:relative}.gr-player-message.gr-player-omission{animation:.14s ease-out gr-omission-enter;top:auto;bottom:calc(100% + 8px)}@keyframes gr-omission-enter{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@media (prefers-reduced-motion:reduce){.gr-player-message.gr-player-omission{animation:none}}.gr-tour-trigger:disabled{opacity:.5;filter:grayscale();cursor:not-allowed}.gr-tour-coming-soon{margin-top:3px;font-size:12px;line-height:1.2;display:block}.gr-room .gr-songbar{min-height:44px}.gr-room .gr-empty-video{aspect-ratio:16/9;background:radial-gradient(ellipse at center,var(--mpr-panel),var(--mpr-night));color:var(--mpr-paper-line);flex-direction:column;justify-content:center;align-items:center;gap:12px;display:flex}.gr-room .gr-empty-video .pr-icon{opacity:.55;width:38px;height:38px}.gr-room .gr-empty-video p{font:24px/1.3 var(--mpr-font-heading);margin:0}.gr-room .gr-empty-video span{font:13px/1.5 var(--mpr-font-sans);opacity:.75}.gr-room .gr-empty-page{text-align:center;min-height:280px;color:inherit;flex-direction:column;justify-content:center;align-items:center;gap:16px;padding:40px 24px;display:flex}.gr-room .gr-empty-page .pr-icon{opacity:.5;width:36px;height:36px}.gr-room .gr-empty-page p{max-width:330px;font:16px/1.6 var(--mpr-font-heading);margin:0}.gr-room .gr-empty-page button{border:1px solid var(--mpr-brass-line);border-radius:var(--mpr-radius);background:var(--mpr-brass);color:var(--mpr-panel);padding:10px 18px}@media (min-width:700px){.gr-room[data-workbook-expanded=true] .gr-empty-page{width:50%;padding-right:45px}}.gr-room .gr-rails>button[data-tour=tool-tuner],.gr-room .gr-rails>.gr-guide-trigger{margin-top:12px}.gr-room .gr-rails>.gr-feedback-trigger{margin-top:0}.gr-room .gr-rails{max-height:calc(100dvh - var(--gr-header-height) - 24px);scrollbar-width:thin;overflow-y:auto}.gr-room .gr-rails>button{flex-shrink:0}.gr-room .gr-introduction{border:1px solid var(--mpr-brass-line);border-radius:var(--mpr-radius);background:var(--mpr-panel);width:min(980px,100vw - 48px);max-width:980px;max-height:calc(100dvh - 48px);color:var(--mpr-cream);box-shadow:0 30px 110px color-mix(in srgb,var(--mpr-black) 73.33%,transparent),inset 0 1px color-mix(in srgb,var(--mpr-white) 6.67%,transparent);margin:auto;padding:0;position:fixed;inset:0;overflow:auto}.gr-room .gr-introduction[open]{grid-template-columns:39% 61%;display:grid}.gr-introduction::backdrop{background:color-mix(in srgb,var(--mpr-night) 65.1%,transparent);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.gr-introduction-portrait{background:var(--mpr-cream-strong);min-height:550px;position:relative;overflow:hidden}.gr-introduction-portrait img{object-fit:cover;object-position:49% center}.gr-introduction-portrait:after{content:"";background:linear-gradient(transparent,color-mix(in srgb,var(--mpr-night) 92.94%,transparent));position:absolute;inset:50% 0 0}.gr-introduction-portrait>div{z-index:1;color:var(--mpr-paper);gap:5px;display:grid;position:absolute;bottom:34px;left:30px}.gr-introduction-portrait span{font:27px/1.2 var(--mpr-font-heading)}.gr-introduction-portrait small{font:12px/1.5 var(--mpr-font-sans);letter-spacing:.1em;text-transform:uppercase}.gr-room .gr-introduction-copy{padding:44px 42px 36px}.gr-room .gr-introduction-eyebrow{color:var(--mpr-brass);font:12px/1.5 var(--mpr-font-sans);letter-spacing:.16em;text-transform:uppercase;margin:0 0 15px}.gr-room .gr-introduction h2{color:var(--mpr-paper);font:34px/1.12 var(--mpr-font-heading);text-wrap:balance;margin:0 0 18px}.gr-room .gr-introduction-lead{color:var(--mpr-muted);font:15px/1.65 var(--mpr-font-sans);margin:0 0 25px}.gr-introduction-features{gap:20px;display:grid}.gr-introduction-features section{align-items:flex-start;gap:15px;display:flex}.gr-introduction-features .pr-icon{width:25px;height:25px;color:var(--mpr-brass);flex:none;margin-top:2px}.gr-room .gr-introduction h3{font:19px/1.25 var(--mpr-font-heading);color:var(--mpr-cream);margin:0 0 5px}.gr-room .gr-introduction-features p{font:13px/1.6 var(--mpr-font-sans);color:var(--mpr-muted);margin:0}.gr-room .gr-introduction-enter{border:1px solid var(--mpr-brass-light);background:linear-gradient(var(--mpr-brass),var(--mpr-brass));width:auto;color:var(--mpr-panel);box-shadow:inset 0 1px color-mix(in srgb,var(--mpr-white) 33.33%,transparent),0 3px 9px color-mix(in srgb,var(--mpr-black) 20%,transparent);font:14px/1.4 var(--mpr-font-sans);border-radius:6px;margin:28px 0 0;padding:12px 21px}.gr-room .gr-introduction-enter:hover{background:var(--mpr-brass-light)}.gr-room .gr-introduction-close{z-index:2;border:1px solid color-mix(in srgb,var(--mpr-brass-line) 31.37%,transparent);background:var(--mpr-panel);width:34px;height:34px;min-height:0;color:var(--mpr-cream);font:25px/1 var(--mpr-font-sans);border-radius:50%;place-items:center;padding:0;display:grid;position:absolute;top:12px;right:13px}.gr-room .gr-introduction button:focus-visible{outline:2px solid var(--mpr-paper);outline-offset:4px}.gr-room .gr-introduction-changes[open]{width:min(580px,100vw - 48px);display:block}.gr-changes-list{font:15px/1.7 var(--mpr-font-sans);color:var(--mpr-muted);padding-left:20px}.gr-changes-list li+li{margin-top:18px}.gr-changes-list strong{color:var(--mpr-cream)}@media (max-width:640px){.gr-room .gr-introduction[open]{grid-template-columns:1fr;width:calc(100vw - 24px);max-height:calc(100dvh - 24px)}.gr-introduction-portrait{height:200px;min-height:200px}.gr-introduction-portrait img{object-position:50% 28%}.gr-introduction-portrait>div{bottom:16px;left:22px}.gr-introduction-portrait span{font-size:22px}.gr-room .gr-introduction-copy{padding:26px 24px}.gr-room .gr-introduction h2{font-size:29px}.gr-introduction-features{gap:16px}}.gr-introduction-actions{justify-content:space-between;align-items:baseline;gap:18px;display:flex}.gr-room .gr-introduction-guide-link{color:var(--mpr-brass);font:15px/1.4 var(--mpr-font-sans);background:0 0;border:0;padding:12px 0 12px 18px}.gr-introduction-guide-link span{margin-left:10px}.gr-room-wordmark .gr-practice-logo{flex:none;width:clamp(230px,21vw,310px);height:auto;display:block}@media (max-width:600px){.gr-room-wordmark .gr-practice-logo{width:clamp(145px,40vw,220px)}}@media (max-height:500px) and (orientation:landscape){.gr-room-wordmark .gr-practice-logo{width:180px}}.gr-introduction-logo{width:min(320px,100%);height:auto;display:block}.gr-introduction-copy>.gr-introduction-logo{margin:0 0 28px}.gr-room .gr-introduction-message p{color:var(--mpr-muted);font:15px/1.7 var(--mpr-font-sans);margin:0 0 18px}.gr-room .gr-introduction-message p:last-child{margin-bottom:0}@media (max-width:640px){.gr-introduction-copy>.gr-introduction-logo{width:270px;margin-bottom:22px}}.gr-introduction-message strong{color:var(--mpr-paper);font-weight:600}.gr-introduction-message em{color:var(--mpr-brass)}.gr-introduction-coming{margin-top:12px;display:block}.gr-room .gr-welcome .gr-introduction-copy{padding:36px 40px 22px}.gr-welcome .gr-introduction-copy>.gr-introduction-logo{margin:0 auto 46px}.gr-room .gr-welcome .gr-introduction-message p{margin-bottom:14px;font-size:16px;line-height:1.6}.gr-room .gr-welcome .gr-introduction-message .gr-welcome-signature{color:var(--mpr-brass);font:italic 24px/1.3 var(--mpr-font-heading);margin:18px 0 0}.gr-welcome .gr-introduction-actions{flex-wrap:wrap;justify-content:flex-start;align-items:center;gap:20px;margin-top:48px}.gr-room .gr-welcome .gr-introduction-enter{margin:0}.gr-room .gr-welcome .gr-introduction-guide-link{padding:10px 0}.gr-welcome-preference{color:var(--mpr-muted);font:13px/1.5 var(--mpr-font-sans);cursor:pointer;align-items:flex-start;gap:9px;margin-top:48px;display:flex}.gr-welcome-preference input{width:16px;height:16px;accent-color:var(--mpr-brass);flex:none;margin:2px 0 0}.gr-welcome-preference input:focus-visible{outline:2px solid var(--mpr-paper);outline-offset:3px}.gr-room .gr-welcome-preference-status{min-height:36px;color:var(--mpr-brass);font:12px/1.5 var(--mpr-font-sans);margin:6px 0 0}@media (max-width:640px){.gr-room .gr-welcome .gr-introduction-copy{padding:24px 22px 12px}.gr-welcome .gr-introduction-portrait{height:150px;min-height:150px}.gr-room .gr-welcome .gr-introduction-message p{font-size:15px}.gr-welcome .gr-introduction-actions{gap:18px}}.gr-room .gr-side .gr-chapter-parts{width:max-content;max-width:calc(100vw - 16px);box-shadow:none;background:0 0;border:0;border-radius:0;gap:8px;padding:8px 0 12px;animation:.22s ease-out both gr-chapter-parts-enter;bottom:calc(100% - 4px);right:auto}.gr-room .gr-side .gr-chapter-parts>strong{display:none}.gr-room .gr-side .gr-chapter-parts>button{box-shadow:0 3px 10px color-mix(in srgb,var(--mpr-black) 33.33%,transparent)}@keyframes gr-chapter-parts-enter{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}@media (prefers-reduced-motion:reduce){.gr-room .gr-side .gr-chapter-parts{animation:none}}.gr-room .gr-side .gr-chapter-parts[data-closing=true]{pointer-events:none;animation:.22s ease-in both gr-chapter-parts-exit}@keyframes gr-chapter-parts-exit{0%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(14px)}}@media (prefers-reduced-motion:reduce){.gr-room .gr-side .gr-chapter-parts[data-closing=true]{opacity:0;animation:none}}.gr-room .gr-info-difficulty{white-space:nowrap;align-items:center;gap:10px;display:inline-flex}.gr-room .gr-info-difficulty>small{font:inherit;color:inherit}.gr-room .gr-info-difficulty>span{letter-spacing:1px}.gr-room .gr-info-difficulty[data-five-star=true]>span{color:var(--mpr-brass)}.gr-room .gr-player-toolbar .gr-player-loopbars{width:auto;min-width:var(--gr-action-size,34px);font:600 12px var(--mpr-font-sans);gap:4px;padding-inline:6px}.gr-room .gr-guide-dialog{--gr-guide-surface:var(--mpr-panel);--gr-guide-hover:var(--mpr-panel-raised);--gr-guide-line:var(--mpr-panel-line);border:1px solid var(--gr-guide-line);max-width:none;max-height:none;color:var(--mpr-cream);box-shadow:var(--mpr-shadow-float);margin:auto;padding:0;position:fixed;overflow:hidden}.gr-room .gr-guide-dialog button{min-height:0;color:inherit;font:inherit}.gr-room .gr-guide-dialog button:focus-visible{outline:2px solid var(--mpr-brass);outline-offset:2px}.gr-room .gr-guide-dialog button:disabled{opacity:.4;cursor:default}.gr-room .gr-guide-dialog ol{margin:0;padding:0;list-style:none}.gr-guide-dialog::backdrop{background:0 0}.gr-guide-dialog[data-view=player]::backdrop{background:color-mix(in srgb,var(--mpr-night) 70%,transparent);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.gr-guide-n,.gr-guide-d{font-variant-numeric:tabular-nums}.gr-guide-d{color:var(--mpr-muted);font-size:12px}.gr-room .gr-guide-dialog[data-view=menu]{border-color:var(--gr-guide-line);border-radius:var(--mpr-radius);background:var(--gr-guide-surface);width:340px;max-width:calc(100vw - 32px);height:fit-content;max-height:calc(100dvh - 32px);inset:0;overflow:auto}.gr-room .gr-guide-dialog[data-view=menu][data-anchored]{inset:var(--gr-guide-top) auto auto var(--gr-guide-left);margin:0}.gr-guide-menu{padding:10px 6px 8px}.gr-guide-menu header{justify-content:space-between;align-items:baseline;padding:4px 10px 8px;display:flex}.gr-room .gr-guide-menu h2{color:var(--mpr-cream-strong);font:400 18px/24px var(--mpr-font-heading);margin:0}.gr-guide-menu header small{color:var(--mpr-muted);font-variant-numeric:tabular-nums;font-size:12px}.gr-room .gr-guide-menu h3{color:var(--mpr-brass);font:600 10.5px/16px var(--mpr-font-sans);letter-spacing:.14em;text-transform:uppercase;margin:8px 10px 2px}.gr-room .gr-guide-menu button{width:100%;font:500 14px/20px var(--mpr-font-sans);text-align:left;background:0 0;border:0;border-radius:6px;grid-template-columns:22px 1fr auto;align-items:baseline;gap:8px;padding:6px 10px;display:grid}.gr-room .gr-guide-menu button:hover:not(:disabled){background:var(--gr-guide-hover)}.gr-room .gr-guide-menu button:focus-visible{background:var(--gr-guide-hover);box-shadow:inset 0 0 0 1px var(--mpr-brass);outline:none}.gr-guide-menu .gr-guide-n{color:var(--mpr-brass);font:400 15px/20px var(--mpr-font-heading)}.gr-guide-menu .gr-guide-d{font-weight:400;line-height:20px}.gr-room .gr-guide-dialog[data-view=player]{border-radius:var(--mpr-radius);background:var(--mpr-night);width:fit-content;max-width:calc(100vw - 32px);height:fit-content;inset:0}.gr-guide-player{grid-template-columns:auto 260px;display:grid}.gr-guide-screen{background:var(--mpr-black);line-height:0;position:relative}.gr-guide-stage video,.gr-guide-end{aspect-ratio:16/10;background:var(--mpr-black);object-fit:contain;width:min(100vw - 294px,160dvh - 67.2px,1600px);height:auto;display:block}.gr-room .gr-guide-stage p{background:color-mix(in srgb,var(--mpr-black) 70%,transparent);color:var(--mpr-cream);font:var(--mpr-type-meta);margin:0;padding:10px 14px;line-height:1.4;position:absolute;inset:auto 0 0}.gr-guide-end{place-content:center;gap:var(--mpr-space-4);text-align:center;line-height:1.4;display:grid}.gr-room .gr-guide-end h3{color:var(--mpr-cream-strong);font:var(--mpr-type-title-sm);margin:0}.gr-room .gr-guide-end button{border:1px solid color-mix(in srgb,var(--mpr-brass) 35%,transparent);font:500 13px/18px var(--mpr-font-sans);background:0 0;border-radius:6px;justify-self:center;padding:7px 14px}.gr-guide-side{contain:size;border-left:1px solid color-mix(in srgb,var(--mpr-brass) 15%,transparent);background:var(--gr-guide-surface);flex-direction:column;min-height:0;display:flex;position:relative}.gr-room .gr-guide-close{z-index:1;border:1px solid color-mix(in srgb,var(--mpr-brass) 25%,transparent);background:var(--gr-guide-surface);width:28px;height:28px;font:20px/1 var(--mpr-font-sans);border-radius:50%;place-items:center;padding:0;display:grid;position:absolute;top:10px;right:10px}.gr-room .gr-guide-close:hover{background:var(--gr-guide-hover)}.gr-guide-side header{border-bottom:1px solid color-mix(in srgb,var(--mpr-brass) 12%,transparent);padding:14px 44px 10px 16px}.gr-room .gr-guide-back{color:var(--mpr-brass);font:500 12px/16px var(--mpr-font-sans);background:0 0;border:0;align-items:center;gap:6px;margin:0 0 8px;padding:0;display:inline-flex}.gr-room .gr-guide-back:hover{color:var(--mpr-cream-strong)}.gr-room .gr-guide-side h2{color:var(--mpr-cream-strong);font:400 18px/23px var(--mpr-font-heading);text-wrap:balance;margin:0}.gr-room .gr-guide-side h2:focus{outline:none}.gr-guide-side header small{color:var(--mpr-muted);margin-top:3px;font-size:12px;display:block}.gr-room .gr-guide-live{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;margin:-1px;position:absolute;overflow:hidden}.gr-room .gr-guide-chapters{flex:1;min-height:0;padding:6px;overflow:auto}.gr-room .gr-guide-chapters button{width:100%;font:400 13px/18px var(--mpr-font-sans);text-align:left;background:0 0;border:0;border-radius:6px;grid-template-columns:20px minmax(0,1fr) auto;align-items:baseline;gap:8px;padding:6px 10px;display:grid}.gr-room .gr-guide-chapters button:hover{background:var(--gr-guide-hover)}.gr-room .gr-guide-chapters button[aria-current=step]{background:var(--mpr-panel-selected);color:var(--mpr-cream-strong)}.gr-guide-chapters .gr-guide-n{color:var(--mpr-brass)}.gr-guide-chapters button>span:nth-child(2){white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.gr-guide-chapters button[aria-current=step] .gr-guide-n{color:var(--mpr-cream-strong)}.gr-guide-navigation{border-top:1px solid color-mix(in srgb,var(--mpr-brass) 12%,transparent);gap:6px;padding:10px 12px;display:flex}.gr-room .gr-guide-navigation button{border:1px solid color-mix(in srgb,var(--mpr-brass) 35%,transparent);font:500 13px/18px var(--mpr-font-sans);background:0 0;border-radius:6px;flex:1;padding:7px 8px}.gr-room .gr-guide-navigation button:hover:not(:disabled),.gr-room .gr-guide-end button:hover{background:var(--gr-guide-hover)}@media (max-width:760px){.gr-room .gr-guide-dialog[data-view=menu]{width:auto;max-height:calc(100dvh - 32px);margin:0;inset:auto 16px 16px}.gr-room .gr-guide-dialog[data-view=player]{width:calc(100vw - 32px);max-height:calc(100dvh - 32px);overflow:auto}.gr-guide-player{grid-template-columns:1fr}.gr-guide-stage video,.gr-guide-end{width:100%}.gr-guide-side{contain:none;border-left:0;border-top:1px solid color-mix(in srgb,var(--mpr-brass) 15%,transparent)}}.gr-bookmark-confirmation{z-index:10;gap:var(--mpr-space-1);width:max-content;max-width:calc(100vw - var(--mpr-space-6));padding:var(--mpr-space-3);border:1px solid var(--mpr-brass-line);border-radius:var(--mpr-radius);background:var(--mpr-panel);color:var(--mpr-cream);box-shadow:var(--mpr-shadow-float);font:var(--mpr-type-meta);white-space:normal;flex-direction:column;display:flex;position:absolute;top:100%;right:0}.gr-room .gr-bookmark-confirmation button{color:var(--mpr-cream);font:var(--mpr-type-ui);background:0 0;justify-content:flex-start;text-decoration:underline}.gr-bookmark-tip:not([data-tip]):after{content:none}
