.setup-submit:has(#save-group){display:flex;flex-wrap:wrap;gap:16px}.setup-submit #save-group{width:140px;background:#DCEAF4;color:#305B79;border-color:#537FA0}#group-save-feedback{color:#355A3F;font-size:18px;min-height:26px;margin:8px 0}
#stage{overflow:hidden;touch-action:manipulation}.edge-bar{position:absolute;top:0;bottom:0;width:6%;display:flex;align-items:center;justify-content:center;background:rgba(126,168,201,.10);opacity:0;pointer-events:none;z-index:1}.edge-bar svg{width:clamp(40px,5vw,90px);height:clamp(40px,5vw,90px);fill:none;stroke:#2F2F2F;stroke-width:3.5;stroke-linecap:round;stroke-linejoin:round;filter:drop-shadow(0 0 2px #FEFDFC)}.edge-left{left:0}.edge-left svg{transform:rotate(180deg)}.edge-right{right:0}#stage.hover-left .edge-left,#stage.hover-right .edge-right{opacity:1}
#annotation-layer{position:absolute;pointer-events:none;overflow:hidden}#stage[data-tool="pen"] #annotation-layer{pointer-events:auto;touch-action:none;cursor:crosshair}#reading-strip{position:absolute;background:rgba(234,214,107,.18);pointer-events:none;border-radius:3px}#stage[data-tool="reading"]{cursor:default;touch-action:none}
#classroom-menu{position:relative;font-size:18px;color:#2F2F2F}#classroom-menu summary{list-style:none;background:#FEFDFC;color:#2F2F2F;border:1px solid #8A8F94;border-radius:7px;padding:11px 16px;cursor:pointer;min-height:48px}#classroom-menu summary::-webkit-details-marker{display:none}#classroom-menu summary:after{content:' ▾'}#classroom-controls{position:fixed;width:390px;max-width:calc(100vw - 24px);padding:12px;background:#FEFDFC;border:1px solid #8A8F94;border-radius:12px;box-shadow:0 4px 16px #0002;display:grid;gap:10px}#classroom-controls button{background:#FEFDFC;color:#2F2F2F;border:1px solid #8A8F94;justify-content:center;font-size:16px;min-height:44px;padding:6px 10px}#classroom-controls button[aria-pressed="true"]{background:#DCEAF4;border-color:#537FA0}#classroom-controls .tool-row{display:flex;align-items:center;gap:8px}#classroom-controls #pen-color{width:34px;min-width:34px;max-width:34px;height:34px;min-height:34px;max-height:34px;aspect-ratio:1;border-radius:50%;padding:0;flex:0 0 34px;border:2px solid #6C7A89}#pen-palette{display:flex;gap:8px}#pen-palette button{width:38px;min-width:38px;max-width:38px;height:38px;min-height:38px;max-height:38px;padding:0;border-radius:50%;aspect-ratio:1}#reading-controls{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}#reading-controls>div{min-width:0;display:grid;grid-template-columns:1fr 1fr;gap:5px;padding:8px;border:1px solid #8A8F94;border-radius:8px;background:#EEF4F8}#reading-controls span{grid-column:1/-1;font-size:14px;font-weight:600;text-align:center}#reading-controls button{width:100%;min-width:36px;min-height:40px;padding:4px;font-size:18px}#reading-controls .intensity-controls{width:auto}
@media(max-width:380px){#reading-controls{grid-template-columns:1fr;gap:6px}#reading-controls>div{grid-template-columns:minmax(0,1fr) 44px 44px;align-items:center}#reading-controls span{grid-column:auto;text-align:left}}

#stopwatch{position:absolute;z-index:1;display:grid;grid-template-columns:minmax(0,1fr) 66px;gap:8px;align-items:center;background:rgba(254,253,252,.96);border:2px solid #8A8F94;border-radius:10px;color:#2F2F2F;text-align:center;padding:6px 22px 6px 8px;container-type:inline-size;box-shadow:0 2px 8px #0002;font-family:Inter,'Segoe UI',sans-serif;overflow:hidden}.timer-main{min-width:0}#stopwatch-handle{cursor:grab;touch-action:none;font-size:12px;color:#515e68;user-select:none;min-height:22px;display:flex;align-items:center;justify-content:center;gap:4px}#stopwatch-handle:active{cursor:grabbing}#stopwatch-time{display:block;font-variant-numeric:tabular-nums;font-size:clamp(20px,12cqi,30px);font-weight:600;line-height:1.2;white-space:nowrap}#stopwatch-status{font-size:12px;line-height:1.2;margin:4px 0;min-height:15px}.timer-actions{display:flex;flex-direction:column;gap:4px;justify-content:center}.timer-actions button{font-size:13px;min-width:0;min-height:28px;height:28px;padding:2px 5px;background:#FEFDFC;color:#2F2F2F;border:1px solid #8A8F94;border-radius:6px}#stopwatch-resize{position:absolute;bottom:0;right:0;min-width:20px;min-height:20px;width:20px;height:20px;padding:0;border:0;background:transparent;color:#515e68;border-radius:0;cursor:nwse-resize;touch-action:none}#stopwatch-resize svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}#stopwatch[data-tone="green"]{border-color:#355A3F;background:rgba(222,236,223,.96)}#stopwatch[data-tone="green"] #stopwatch-time,#stopwatch[data-tone="green"] #stopwatch-status{color:#355A3F}#stopwatch[data-tone="yellow"]{border-color:#705127;background:rgba(248,243,207,.96)}#stopwatch[data-tone="yellow"] #stopwatch-time,#stopwatch[data-tone="yellow"] #stopwatch-status{color:#705127}#stopwatch[data-tone="red"]{border-color:#943F3F;background:rgba(247,227,227,.96)}#stopwatch[data-tone="red"] #stopwatch-time,#stopwatch[data-tone="red"] #stopwatch-status{color:#943F3F}
.toolbar-actions #fullscreen{background:#305B79;border:2px solid #FEFDFC;color:#FEFDFC;font-weight:750;box-shadow:0 0 0 1px #305B79}.toolbar-actions #fullscreen:hover{background:#254E78;color:#FEFDFC}.fullscreen-icon{width:27px;height:27px;flex-shrink:0}.toolbar-actions #fullscreen:focus-visible{outline-color:#EAD66B}
#classroom-controls [hidden],#pen-palette[hidden],#reading-controls[hidden],#stopwatch[hidden],#reading-strip[hidden]{display:none!important}@media(max-width:700px){#classroom-menu{font-size:16px}#classroom-menu summary{min-height:44px;padding:9px 12px}.setup-submit #save-group{width:100%}}@media(pointer:coarse){.timer-actions button{height:30px;min-height:30px}#stopwatch-resize{width:24px;height:24px}#stopwatch-handle{min-height:26px}}

/* Quick access is a lesson-entry affordance, distinct from the lightning Quick Intervention badge. */
.quick-start-strip{grid-template-columns:64px auto minmax(0,1fr) 48px;gap:18px}.quick-start-strip .quick-access-icon{grid-column:1;grid-row:1;width:64px;height:64px;border-radius:16px;background:#F4EDB6;border:1px solid #B89264;color:#705127}.quick-start-strip .quick-access-icon svg{width:44px;height:44px}.quick-start-strip .quick-start-title{grid-column:2;grid-row:1}.quick-start-strip .quick-start-copy{grid-column:3;grid-row:1}.quick-start-strip .choice-arrow{grid-column:4;grid-row:1}
@media(max-width:900px){.quick-start-strip{grid-template-columns:56px minmax(0,1fr) 44px;gap:6px 16px}.quick-start-strip .quick-access-icon{grid-column:1;grid-row:1/3;width:56px;height:56px}.quick-start-strip .quick-start-title{grid-column:2;grid-row:1}.quick-start-strip .quick-start-copy{grid-column:2;grid-row:2}.quick-start-strip .choice-arrow{grid-column:3;grid-row:1/3}.quick-start-strip .quick-access-icon svg{width:40px;height:40px}}
@media(max-width:380px){.quick-start-strip{gap:6px 12px;padding:16px}.quick-start-strip .quick-access-icon{width:48px;height:48px}.quick-start-strip .quick-access-icon svg{width:36px;height:36px}}