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28px;width:28px;height:44px;min-height:44px}.classroom-panel{bottom:calc(100% + 10px);right:10px}.reaction-picker{justify-content:center;left:10px;right:10px;transform:none}.background-panel__options{grid-template-columns:repeat(2,minmax(0,1fr))}.classroom-reactions{width:min(180px,100vw - 24px);height:min(320px,100% - 190px);bottom:170px;left:12px}.classroom__surface .lk-chat{width:calc(100vw - 20px);top:10px;bottom:160px;right:10px}}.classroom{--classroom-bg-image:url(/backgrounds/images/modern-workspace-with-city-view-at-night.jpg);--classroom-bg-tint:linear-gradient(180deg, #0106121f, #010612ad), radial-gradient(circle at 50% 36%, #5186ff2e, transparent 28%), radial-gradient(circle at 86% 16%, #4abea71f, transparent 24%);--classroom-vignette:linear-gradient(180deg, #0207121a, #02071294), radial-gradient(circle at center, transparent 42%, #01050e70 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transparent);flex:none}.classroom-topbar__actions{flex-wrap:nowrap;justify-content:flex-end;align-items:center;gap:12px;display:flex}.classroom-topbar__fullscreen-button,.classroom-topbar__more-button{width:var(--classroom-topbar-control-height);height:var(--classroom-topbar-control-height);min-height:var(--classroom-topbar-control-height);border:1px solid var(--classroom-border);background:var(--classroom-glass-bg);color:var(--classroom-text);box-shadow:var(--classroom-soft-shadow);-webkit-backdrop-filter:blur(18px)saturate(1.2);backdrop-filter:blur(18px)saturate(1.2);border-radius:999px;place-items:center;padding:0;transition:background .16s,border-color .16s,color .16s,transform .16s;display:grid}.classroom-topbar__fullscreen-button:hover,.classroom-topbar__more-button:hover,.classroom-topbar__more-button[aria-expanded=true]{border-color:var(--classroom-border-strong);background:var(--classroom-control-hover)}.classroom-topbar__fullscreen-button[aria-pressed=true]{border-color:color-mix(in srgb, var(--classroom-accent) 42%, transparent);background:color-mix(in srgb, var(--classroom-accent-strong) 24%, var(--classroom-glass-bg));color:#fff}.classroom-topbar__theme-toggle{--theme-toggle-cell-size:calc(var(--classroom-topbar-control-height) - 8px);--theme-toggle-edge-inset:4px;--theme-toggle-border-width:1px;--theme-toggle-absolute-inset:calc(var(--theme-toggle-edge-inset) - var(--theme-toggle-border-width));grid-template-columns:repeat(2, var(--theme-toggle-cell-size));width:calc(var(--theme-toggle-cell-size) + var(--theme-toggle-cell-size) + 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color-mix(in srgb, var(--classroom-accent) 36%, transparent);background:color-mix(in srgb, var(--classroom-accent-strong) 62%, transparent);box-shadow:inset 0 1px 0 #ffffff38, 0 10px 28px color-mix(in srgb, var(--classroom-accent-strong) 28%, transparent);border-radius:999px;transition:transform .18s;position:absolute;transform:translateY(-50%)}.classroom-topbar__theme-toggle[data-theme=dark] .classroom-topbar__theme-toggle-thumb{transform:translate(100%)translateY(-50%)}.theme-toggle-icon{z-index:1;width:var(--theme-toggle-cell-size,calc(var(--classroom-topbar-control-height) - 8px));height:var(--theme-toggle-cell-size,calc(var(--classroom-topbar-control-height) - 8px));min-width:var(--theme-toggle-cell-size,calc(var(--classroom-topbar-control-height) - 8px));box-sizing:border-box;min-height:0;color:var(--classroom-muted);border-radius:999px;place-items:center;line-height:0;transition:color .16s;display:grid;position:relative}.theme-toggle-icon svg{transition:transform 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strong{color:var(--classroom-text);text-overflow:ellipsis;white-space:nowrap;font-size:18px;font-weight:950;overflow:hidden}.classroom-topbar__stat-copy span{color:var(--classroom-muted);text-overflow:ellipsis;white-space:nowrap;font-size:10px;font-weight:750;overflow:hidden}.classroom-topbar__record-quality{isolation:isolate;width:112px;height:var(--classroom-topbar-control-height);min-height:var(--classroom-topbar-control-height);border:1px solid var(--classroom-border);background:color-mix(in srgb, var(--classroom-glass-bg) 88%, transparent);box-shadow:var(--classroom-soft-shadow);-webkit-backdrop-filter:blur(18px)saturate(1.2);backdrop-filter:blur(18px)saturate(1.2);cursor:pointer;border-radius:999px;grid-template-columns:repeat(2,minmax(0,1fr));align-items:center;padding:4px;display:grid;position:relative}.classroom-topbar__record-quality-thumb{z-index:-1;background:var(--classroom-control-hover);border-radius:999px;width:calc(50% - 4px);transition:transform .18s,background .18s;position:absolute;top:4px;bottom:4px;left:4px;box-shadow:inset 0 1px #ffffff2e,0 8px 18px #0000002e}.classroom-topbar__record-quality[data-quality=full_hd] .classroom-topbar__record-quality-thumb{transform:translate(100%)}.classroom-topbar__record-quality-label{min-height:calc(var(--classroom-topbar-control-height) - 20px);color:var(--classroom-muted);place-items:center;font-size:12px;font-weight:900;line-height:1;transition:color .16s,transform .16s;display:grid}.classroom-topbar__record-quality-label.is-active{color:var(--classroom-text);transform:translateY(-1px)}.classroom-topbar__record-quality:hover:not(:disabled){border-color:var(--classroom-border-strong)}.classroom-topbar__record-quality:focus-visible{outline:3px solid color-mix(in srgb, var(--classroom-accent) 36%, transparent);outline-offset:2px}.classroom-topbar__record-quality:disabled{cursor:not-allowed;opacity:.68}.classroom-topbar__record-button{background:radial-gradient(circle at 28% 16%, #ffffff3d, transparent 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82%)}.classroom-topbar__record-button[data-recording-state=starting]{border-color:color-mix(in srgb, var(--classroom-accent) 38%, transparent);background:color-mix(in srgb, var(--classroom-accent-strong) 18%, var(--classroom-glass-bg) 82%)}.classroom-topbar__record-button.is-recording{background:color-mix(in srgb, #ff315a 74%, var(--classroom-glass-bg) 26%);border-color:#ff768aa3}.classroom-topbar__record-button.is-recording .classroom-topbar__stat-copy strong,.classroom-topbar__record-button.is-recording .classroom-topbar__stat-copy span{color:#fff}.classroom-topbar__record-status-icon{border:2px solid var(--classroom-border-strong);background:color-mix(in srgb, var(--classroom-control-bg) 82%, transparent);border-radius:999px;flex:0 0 26px;place-items:center;width:26px;height:26px;display:grid;position:relative;box-shadow:inset 0 1px #fff3,0 8px 18px #00000029}.classroom-topbar__record-status-icon:after{content:"";background:var(--classroom-success);width:10px;height:10px;box-shadow:0 0 10px color-mix(in srgb, var(--classroom-success) 42%, transparent);border-radius:999px}.classroom[data-theme=light] .classroom-topbar__live-dot{background:#18b978;border:1px solid #ffffffd1;width:11px;height:11px;box-shadow:inset 0 1px 1px #ffffffa8,0 0 0 1px #0c604647,0 0 0 5px #31d59029,0 0 18px #18b97857}.classroom[data-theme=light] .classroom-topbar__room-icon{border-color:color-mix(in srgb, var(--classroom-accent) 26%, #10254c29);background:radial-gradient(circle at 30% 14%, #ffffffc7, transparent 30%), linear-gradient(135deg, #ffffffbd, #ffffff61 56%, color-mix(in srgb, var(--classroom-accent) 12%, #ffffff6b));color:color-mix(in srgb, var(--classroom-accent) 76%, #12324f 24%);box-shadow:inset 1px 1px 1px #fffc,inset -10px -12px 20px #233d5d1a,0 12px 34px #2d486c2e}.classroom[data-theme=light] .classroom-topbar__record-button[data-recording-state=idle]{border-color:color-mix(in srgb, var(--classroom-accent) 30%, #10254c29);background:radial-gradient(circle at 24% 14%, #ffffffd1, transparent 30%), linear-gradient(135deg, #ffffffc2, #ffffff6b 56%, color-mix(in srgb, var(--classroom-accent) 10%, #ffffff70));box-shadow:inset 1px 1px 1px #ffffffd1,inset -14px -14px 24px #233d5d1a,0 14px 38px #2d486c2e}.classroom[data-theme=light] .classroom-topbar__record-button[data-recording-state=idle] .classroom-topbar__stat-copy strong{color:#10254c}.classroom[data-theme=light] .classroom-topbar__record-button[data-recording-state=idle] .classroom-topbar__stat-copy span{color:#405170}.classroom[data-theme=light] .classroom-topbar__record-status-icon{border-color:color-mix(in srgb, var(--classroom-accent) 34%, #10254c29);background:radial-gradient(circle at 30% 18%,#ffffffe0,#0000 30%),#ffffff75;box-shadow:inset 1px 1px 1px #ffffffd6,inset -6px -6px 12px #233d5d1a,0 8px 18px #2d486c24}.classroom[data-theme=light] .classroom-topbar__record-status-icon:after{background:color-mix(in srgb, var(--classroom-accent) 80%, #fff 20%);box-shadow:0 0 10px color-mix(in srgb, var(--classroom-accent) 28%, transparent)}.classroom-topbar__record-status-icon.is-recording{background:#ffffff24;border-color:#ffffff7a}.classroom-topbar__record-status-icon.is-recording:after{background:#fff;box-shadow:0 0 16px #ffffffa3}.classroom-timer{min-width:0;position:relative}.classroom-timer__badge{width:100%;min-width:142px}.classroom-timer__badge .classroom-topbar__stat-copy strong{font-variant-numeric:tabular-nums;min-width:7ch}.classroom-timer__badge[data-status=running]{border-color:color-mix(in srgb, var(--classroom-accent) 46%, var(--classroom-border))}.classroom-timer__badge[data-status=running] strong{color:var(--classroom-accent)}.classroom-timer__badge[data-urgency=final-countdown]{border-color:color-mix(in srgb, var(--classroom-danger) 62%, var(--classroom-accent));background:color-mix(in srgb, var(--classroom-danger) 16%, var(--classroom-glass-bg));box-shadow:0 0 0 1px color-mix(in srgb, var(--classroom-danger) 16%, transparent), 0 0 18px color-mix(in srgb, var(--classroom-danger) 20%, transparent);animation:1s ease-in-out infinite class-timer-final-countdown-pulse}.classroom-timer__badge[data-urgency=final-countdown] strong{color:#ffd9df}.classroom-timer__badge[data-status=ended]{border-color:color-mix(in srgb, var(--classroom-danger) 54%, var(--classroom-border));background:color-mix(in srgb, var(--classroom-danger) 18%, var(--classroom-glass-bg))}.classroom-timer__badge[data-status=ended] strong{color:#ffd9df}.classroom-timer__popover{z-index:95;border:1px solid var(--classroom-border);width:min(320px,100vw - 24px);color:var(--classroom-text);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);background:#101823f5;border-radius:8px;gap:12px;padding:12px;display:grid;position:absolute;top:calc(100% + 8px);right:0;box-shadow:0 24px 72px #0000007a}.classroom-timer__popover-heading{gap:3px;display:grid}.classroom-timer__popover-heading strong{font-size:14px;font-weight:950}.classroom-timer__popover-heading span{color:var(--classroom-muted);font-size:12px;font-weight:850}.classroom-timer__duration-presets{gap:8px;display:grid}.classroom-timer__duration-presets>span{color:var(--classroom-muted);font-size:12px;font-weight:850}.classroom-timer__duration-grid,.classroom-timer__quick-actions{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;display:grid}.classroom-timer__duration-grid button,.classroom-timer__quick-actions button,.classroom-timer__exact-form button{min-height:38px;color:var(--classroom-text);background:#ffffff14;border:1px solid #ffffff1f;border-radius:8px;justify-content:center;align-items:center;gap:8px;padding:0 10px;font-size:13px;font-weight:900;display:inline-flex}.classroom-timer__duration-grid button:hover:not(:disabled),.classroom-timer__quick-actions 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.16s;position:absolute;top:50%;left:3px;transform:translateY(-50%);box-shadow:inset 0 1px 1px #ffffffb3,0 3px 8px #0000003d}.app .form-toggle input[type=checkbox]:checked{box-shadow:inset 1px 1px 2px #ffffff94, inset -8px -8px 14px #07122029, 0 0 18px color-mix(in srgb, var(--app-glass-accent) 24%, transparent);background:radial-gradient(circle at 24% 24%,#ffffffa8,#0000 30%),linear-gradient(135deg,#ffffff3d,#ffffff14),#4abea757;border-color:#ffffff8f}.app .form-toggle input[type=checkbox]:checked:before{background:#fff;transform:translate(14px,-50%);box-shadow:inset 0 1px 1px #fffc,0 4px 10px #0000003d}.app .form-toggle input[type=checkbox]:hover{border-color:color-mix(in srgb, var(--app-glass-accent) 64%, #fff 36%)}.app .form-toggle input[type=checkbox]:focus-visible{outline-offset:2px;outline:3px solid #4abea738}.app .button--primary,.app .button--secondary,.app .button--text,.app .button--icon,.app .status-pill{isolation:isolate;border:1px solid var(--app-glass-border);color:var(--app-glass-text);text-shadow:0 1px 14px #00000038;-webkit-backdrop-filter:blur(26px)saturate(1.32)brightness(1.04);backdrop-filter:blur(26px)saturate(1.32)brightness(1.04);background:linear-gradient(135deg,#fff3,#ffffff0b 48%,#ffffff21),#ffffff09;border-radius:999px;transition:transform .16s,border-color .16s,background .16s,box-shadow .16s;position:relative;overflow:hidden;box-shadow:inset 1px 1px 2px #ffffffa8,inset -16px -16px 28px #050c182e,inset 12px 12px 24px #ffffff14,0 18px 42px #0000003d}.app .button--primary:before,.app .button--secondary:before,.app .button--text:before,.app .button--icon:before,.app .status-pill:before,.app .segmented__button--active:before{content:"";border-radius:inherit;pointer-events:none;opacity:.6;background:radial-gradient(at 22% 8%,#ffffff6b,#0000 28%),radial-gradient(at 78% 92%,#fff3,#0000 24%),linear-gradient(135deg,#fff3,#0000 36%,#ffffff14 72%);position:absolute;inset:1px}.app .button--primary:after,.app .button--secondary:after,.app .button--text:after,.app .button--icon:after,.app .status-pill:after{content:"";pointer-events:none;filter:blur(10px);opacity:.26;background:#ffffff38;border-radius:999px;height:12%;position:absolute;bottom:7%;left:18%;right:14%}.app .button--primary{letter-spacing:.045em;text-transform:uppercase;background:radial-gradient(circle at 28% 12%,#ffffff75,#0000 24%),linear-gradient(135deg,#ffffff2e,#ffffff0d 52%,#ffffff29),#ffffff0e;min-height:48px;padding:0 20px}.app .home__form-panel .button--primary:after{opacity:.18;height:10%;left:28%;right:28%}.app .button--secondary,.app .button--text,.app .button--icon,.app .status-pill{background:radial-gradient(circle at 26% 10%,#ffffff57,#0000 24%),linear-gradient(135deg,#ffffff2e,#ffffff0a 54%,#ffffff1f),#ffffff0b}.app .button--primary:hover:not(:disabled),.app .button--secondary:hover:not(:disabled),.app .button--text:hover:not(:disabled),.app .button--icon:hover:not(:disabled){border-color:var(--app-glass-border-strong);box-shadow:inset 1px 1px 2px #ffffffc7,inset -18px -18px 32px #050c182e,inset 12px 12px 26px #ffffff1f,0 22px 58px #0000004d}.app .home__form-panel>.button--primary,.app .join__panel>.button--primary{color:#fff;text-shadow:0 1px 14px #08122a6b;-webkit-backdrop-filter:blur(20px)saturate(1.35);backdrop-filter:blur(20px)saturate(1.35);background-color:#0000;background-image:radial-gradient(circle at 18% 22%,#ffffffa8,#0000 18%),radial-gradient(circle at 84% 22%,#ffffff57,#0000 20%),linear-gradient(110deg,#2376ff 0%,#3f8cff 34%,#36d6e6 64%,#74ef9d 100%);background-position:0 0,0 0,0 0;background-repeat:repeat,repeat,repeat;background-size:auto,auto,auto;background-attachment:scroll,scroll,scroll;background-origin:padding-box,padding-box,padding-box;background-clip:padding-box;border-color:#ffffffb3;min-height:58px;font-size:18px;box-shadow:inset 2px 2px 4px #ffffff9e,inset -14px -18px 28px #001f5b38,inset 14px 14px 24px #ffffff24,0 0 18px #408fff80,0 0 34px #36d6e657,0 18px 42px #05122357}.app .join__panel>.button--primary{background-color:#0000;background-image:radial-gradient(circle at 18% 22%,#ffffffad,#0000 18%),radial-gradient(circle at 84% 22%,#ffffff57,#0000 20%),linear-gradient(110deg,#ff2caf 0%,#f658d0 32%,#738dff 68%,#78eaff 100%);background-position:0 0,0 0,0 0;background-repeat:repeat,repeat,repeat;background-size:auto,auto,auto;background-attachment:scroll,scroll,scroll;background-origin:padding-box,padding-box,padding-box;background-clip:padding-box;box-shadow:inset 2px 2px 4px #ffffff9e,inset -14px -18px 28px #4915783d,inset 14px 14px 24px #ffffff24,0 0 18px #ffe9f77a,0 0 34px #78eaff5c,0 18px 42px #05122357}.app .home__form-panel>.button--primary:before,.app .join__panel>.button--primary:before{opacity:.72;background:linear-gradient(#ffffff75,#0000 46%),radial-gradient(at 22% 8%,#ffffffbd,#0000 30%),radial-gradient(at 82% 88%,#ffffff3d,#0000 28%);inset:2px}.app .home__form-panel>.button--primary:after,.app .join__panel>.button--primary:after{filter:blur(12px);opacity:.38;background:#ffffff6b;height:14%;bottom:9%;left:18%;right:18%}.app .home__form-panel>.button--primary:hover:not(:disabled),.app .join__panel>.button--primary:hover:not(:disabled){border-color:#ffffffdb;box-shadow:inset 2px 2px 5px #ffffffb8,inset -16px -20px 30px #001f5b3d,inset 14px 14px 26px #ffffff2e,0 0 22px #408fff9e,0 0 46px #36d6e670,0 22px 56px #05122366}.app .join__panel>.button--primary:hover:not(:disabled){box-shadow:inset 2px 2px 5px #ffffffb8,inset -16px -20px 30px #49157842,inset 14px 14px 26px #ffffff2e,0 0 22px #ff2caf94,0 0 46px #78eaff75,0 22px 56px #05122366}.app .home__form-panel>.button--primary:disabled,.app .join__panel>.button--primary:disabled{filter:saturate(.72)brightness(.9);opacity:.82;border-color:#ffffff6b;box-shadow:inset 1px 1px 3px #ffffff6b,inset -12px -14px 24px #050c1829,0 0 18px #78a0d23d,0 14px 34px #05122338}.app .home__links-panel .button-row .button--secondary,.app .home__links-panel .link-row .button--icon{color:#fff;text-shadow:0 1px 14px #20072e66;background-color:#0000;background-image:radial-gradient(circle at 18% 22%,#ffffffad,#0000 18%),radial-gradient(circle at 84% 22%,#ffffff57,#0000 20%),linear-gradient(110deg,#ff2caf 0%,#f658d0 32%,#738dff 68%,#78eaff 100%);background-position:0 0,0 0,0 0;background-repeat:repeat,repeat,repeat;background-size:auto,auto,auto;background-attachment:scroll,scroll,scroll;background-origin:padding-box,padding-box,padding-box;background-clip:padding-box;border-color:#ffffffb3;box-shadow:inset 2px 2px 4px #ffffff9e,inset -14px -18px 28px #4915783d,inset 14px 14px 24px #ffffff24,0 0 18px #ffe9f77a,0 0 34px #78eaff5c,0 18px 42px #05122357}.app .home__links-panel .button-row .button--primary{color:#fff;text-shadow:0 1px 14px #08122a6b;background-color:#0000;background-image:radial-gradient(circle at 18% 20%,#ffffffa8,#0000 18%),radial-gradient(circle at 84% 22%,#ffffff4d,#0000 20%),linear-gradient(110deg,#2376ff 0%,#3f8cff 34%,#36d6e6 64%,#74ef9d 100%);background-position:0 0,0 0,0 0;background-repeat:repeat,repeat,repeat;background-size:auto,auto,auto;background-attachment:scroll,scroll,scroll;background-origin:padding-box,padding-box,padding-box;background-clip:padding-box;border-color:#ffffffb3;box-shadow:inset 2px 2px 4px #ffffff9e,inset -14px -18px 28px #001f5b38,inset 14px 14px 24px #ffffff24,0 0 18px #408fff80,0 0 34px #36d6e657,0 18px 42px #05122357}.app .home__links-panel .button-row .button--secondary:before,.app .home__links-panel .button-row .button--primary:before,.app .home__links-panel .link-row .button--icon:before{opacity:.72;background:linear-gradient(#ffffff75,#0000 46%),radial-gradient(at 22% 8%,#ffffffbd,#0000 30%),radial-gradient(at 82% 88%,#ffffff3d,#0000 28%);inset:2px}.app .home__links-panel .button-row .button--secondary:after,.app .home__links-panel .button-row .button--primary:after,.app .home__links-panel .link-row .button--icon:after{filter:blur(10px);opacity:.36;background:#ffffff6b;height:14%;bottom:9%;left:18%;right:18%}.app .home__links-panel .button-row .button--secondary:hover:not(:disabled),.app .home__links-panel .link-row .button--icon:hover:not(:disabled){border-color:#ffffffdb;box-shadow:inset 2px 2px 5px #ffffffb8,inset -16px -20px 30px #49157842,inset 14px 14px 26px #ffffff2e,0 0 22px #ff2caf94,0 0 46px #78eaff75,0 22px 56px #05122366}.app .home__links-panel .button-row .button--primary:hover:not(:disabled){border-color:#ffffffe0;box-shadow:inset 2px 2px 5px #ffffffb8,inset -16px -20px 30px #001f5b3d,inset 14px 14px 26px #ffffff2e,0 0 22px #408fff9e,0 0 46px #36d6e670,0 22px 56px #05122366}.app .button--text{flex:none;min-height:42px;padding:0 16px}.app .join__shell{width:min(460px,100%);padding-top:42px;position:relative}.app .join__back-button{z-index:2;gap:6px;width:80px;min-width:0;height:80px;min-height:34px;padding:0 14px;font-size:12px;position:absolute;top:5px;left:auto;right:-39px}.app .join__back-button.button--text{color:#fff;text-shadow:0 1px 14px #20072e75;background-color:#0000;background-image:radial-gradient(circle at 30% 18%,#ffffffad,#0000 20%),radial-gradient(circle at 80% 22%,#ffffff47,#0000 22%),linear-gradient(135deg,#ff2caf 0%,#f658d0 32%,#738dff 68%,#78eaff 100%);background-position:0 0,0 0,0 0;background-repeat:repeat,repeat,repeat;background-size:auto,auto,auto;background-attachment:scroll,scroll,scroll;background-origin:padding-box,padding-box,padding-box;background-clip:padding-box;border-color:#ffffffb8;box-shadow:inset 2px 2px 5px #ffffffa3,inset -14px -16px 26px #4915783d,inset 12px 12px 22px #ffffff24,0 0 18px #ffe9f77a,0 0 34px #78eaff57,0 18px 42px #05122352}.app .join__back-button.button--text:before{opacity:.74;background:linear-gradient(#ffffff7a,#0000 46%),radial-gradient(at 25% 8%,#ffffffc7,#0000 30%),radial-gradient(at 82% 88%,#ffffff3d,#0000 28%);inset:2px}.app .join__back-button.button--text:after{filter:blur(10px);opacity:.36;background:#ffffff6b;height:11%;bottom:16%;left:20%;right:20%}.app .join__back-button.button--text:hover:not(:disabled){border-color:#ffffffe0;box-shadow:inset 2px 2px 6px #ffffffbd,inset -16px -18px 30px #49157842,inset 12px 12px 24px #ffffff2e,0 0 22px #ff2caf94,0 0 46px #78eaff75,0 22px 52px #05122361}.app .button-row{justify-content:center;gap:12px;display:flex}.app .button-row .button--primary,.app .button-row .button--secondary{text-transform:uppercase;min-width:0;min-height:48px;padding-inline:18px}.app .button--icon{width:44px;min-height:44px}.app .status-pill{min-height:44px;padding:0 16px}.app .segmented{--segmented-gap:6px;--segmented-gap-half:3px;--segmented-edge-shift:2px;--segmented-indicator-inset:3px;--segmented-padding:5px;isolation:isolate;gap:var(--segmented-gap);border:1px solid var(--app-glass-border);padding:var(--segmented-padding);-webkit-backdrop-filter:blur(22px)saturate(1.22);backdrop-filter:blur(22px)saturate(1.22);background:linear-gradient(145deg,#ffffff24,#ffffff09),#ffffff0a;border-radius:999px;grid-template-columns:1fr 1fr;position:relative;overflow:hidden;box-shadow:inset 1px 1px 2px #ffffff57,inset -12px -12px 22px #050c181f,0 16px 38px #0003}.app .segmented:before{content:"";top:var(--segmented-padding);bottom:var(--segmented-padding);left:calc(var(--segmented-padding) + var(--segmented-indicator-inset));right:calc(50% + var(--segmented-gap-half) + var(--segmented-indicator-inset));z-index:0;background-color:#0000;background-image:radial-gradient(circle at 22% 16%,#ffffffb8,#0000 20%),radial-gradient(circle at 82% 20%,#ffffff47,#0000 22%),linear-gradient(110deg,#ff2caf 0%,#9b73ff 55%,#78eaff 100%);background-position:0 0,0 0,0 0;background-repeat:repeat,repeat,repeat;background-size:auto,auto,auto;background-attachment:scroll,scroll,scroll;background-origin:padding-box,padding-box,padding-box;background-clip:padding-box;border:1px solid #ffffffb8;border-radius:999px;transition:left .22s,right .22s,box-shadow .16s,background .16s;position:absolute;box-shadow:inset 2px 2px 5px #ffffffa8,inset -14px -16px 26px #49157838,inset 12px 12px 22px #ffffff24,0 0 18px #ff2caf57,0 0 30px #78eaff47,0 10px 24px #05122338}.app .segmented:has(.segmented__button:nth-child(2).segmented__button--active):before{left:calc(50% + var(--segmented-gap-half) + var(--segmented-indicator-inset) + var(--segmented-edge-shift));right:calc(var(--segmented-padding) + var(--segmented-indicator-inset) - var(--segmented-edge-shift))}.app .segmented:has(.segmented__button:first-child.segmented__button--active):before{left:calc(var(--segmented-padding) + var(--segmented-indicator-inset) - var(--segmented-edge-shift));right:calc(50% + var(--segmented-gap-half) + var(--segmented-indicator-inset) + var(--segmented-edge-shift))}.app .segmented__button{z-index:1;isolation:isolate;min-height:42px;color:var(--app-glass-muted);text-shadow:0 1px 12px #07122047;border:1px solid #0000;border-radius:999px;transition:color .16s,text-shadow .16s;position:relative;overflow:hidden}.app .segmented__button--active{color:#fff;text-shadow:0 1px 14px #20072e6b;box-shadow:none;background:0 0;border-color:#0000}.app .segmented__button--active:before{content:none}.app .segmented__button:hover:not(.segmented__button--active){color:#fff}.app .link-row{grid-template-columns:100px minmax(0,1fr) 44px;gap:12px}.app .link-row span,.app .empty-state,.app .notice-text{color:var(--app-glass-muted)}.app .link-row span{text-shadow:0 1px 10px #ffffff52;color:#fff;font-weight:800}.app .home__class-created h2{margin-bottom:20px}.app .empty-state__icon{isolation:isolate;width:68px;height:68px;color:var(--app-brand-dark-blue);background:radial-gradient(circle at 30% 16%, #ffffff6b, transparent 26%), radial-gradient(circle at 76% 84%, color-mix(in srgb, var(--app-brand-dark-blue) 20%, transparent), transparent 30%), linear-gradient(145deg, #ffffff21, #ffffff05), #ffffff05;box-shadow:0 0 0 5px #ffffff12, 0 0 26px color-mix(in srgb, var(--app-brand-dark-blue) 18%, transparent), 0 16px 34px #00000042, inset 2px 2px 3px #ffffffe6, inset -10px -12px 20px #050c1833, inset 0 0 18px #ffffff0f;-webkit-backdrop-filter:blur(6px)saturate(1.78)brightness(1.22)contrast(1.08);backdrop-filter:blur(6px)saturate(1.78)brightness(1.22)contrast(1.08);border:1px solid #ffffffd6;border-radius:999px;place-items:center;animation:4s ease-in-out infinite empty-state-icon-flash;display:grid;position:relative;overflow:hidden}.app .empty-state__icon:before{content:"";z-index:0;border-radius:inherit;background:radial-gradient(ellipse at 30% 12%, #ffffffad, transparent 28%), linear-gradient(180deg, #ffffff29, transparent 52%), radial-gradient(circle at 72% 82%, color-mix(in srgb, var(--app-brand-dark-blue) 16%, transparent), transparent 34%);opacity:.9;position:absolute;inset:3px;box-shadow:inset 0 1px 1px #fff9,inset 0 0 0 1px #ffffff38}.app .empty-state__icon:after{content:"";z-index:1;opacity:0;background:linear-gradient(90deg,#0000,#ffffffe6,#0000);width:34%;animation:4s linear infinite empty-state-icon-sheen;position:absolute;inset:-40% auto -40% -70%;transform:rotate(18deg)translate(0)}.app .empty-state svg{z-index:2;color:#fff;filter:drop-shadow(0 1px 3px #0000005c)drop-shadow(0 0 8px #ffffff3d);position:relative}.app .empty-state__icon svg{color:var(--app-brand-dark-blue);filter:drop-shadow(0 1px 1px #ffffff73) drop-shadow(0 0 8px color-mix(in srgb, var(--app-brand-dark-blue) 28%, transparent))}@keyframes empty-state-icon-flash{0%,to{box-shadow:0 0 0 5px #ffffff12, 0 0 26px color-mix(in srgb, var(--app-brand-dark-blue) 18%, transparent), 0 16px 34px #00000042, inset 2px 2px 3px #ffffffe6, inset -10px -12px 20px #050c1833, inset 0 0 18px #ffffff0f;transform:scale(1)}46%{box-shadow:0 0 0 5px #ffffff1f, 0 0 32px color-mix(in srgb, var(--app-brand-dark-blue) 34%, transparent), 0 0 22px #fff3, 0 18px 38px #00000047, inset 2px 2px 4px #fffffff5, inset -10px -12px 20px #050c1829, inset 0 0 24px #ffffff1f;transform:scale(1.022)}62%{box-shadow:0 0 0 5px #ffffff1a, 0 0 28px color-mix(in srgb, var(--app-brand-dark-blue) 24%, transparent), 0 0 16px #ffffff24, 0 17px 36px #00000045, inset 2px 2px 4px #ffffffeb, inset -10px -12px 20px #050c182b, inset 0 0 22px #ffffff1a;transform:scale(1.014)}82%{box-shadow:0 0 0 5px #ffffff14, 0 0 26px color-mix(in srgb, var(--app-brand-dark-blue) 19%, transparent), 0 16px 35px #0004, inset 2px 2px 3px #ffffffe0, inset -10px -12px 20px #050c1830, inset 0 0 19px #ffffff14;transform:scale(1.004)}}@keyframes empty-state-icon-sheen{0%,18%{opacity:0;transform:rotate(18deg)translate(-180%)}34%{opacity:.34;transform:rotate(18deg)translate(60%)}48%{opacity:.78;transform:rotate(18deg)translate(280%)}64%{opacity:.42;transform:rotate(18deg)translate(520%)}82%{opacity:.08;transform:rotate(18deg)translate(780%)}to{opacity:0;transform:rotate(18deg)translate(1040%)}}@media (prefers-reduced-motion:reduce){.app .empty-state__icon,.app .empty-state__icon:after{animation:none}}@media (width<=760px){.app{padding:16px}.app.app--home{padding-top:12px}.app .home{gap:16px}.app .join{min-height:calc(100vh - 32px);padding-block:12px}.app .join__back-button{right:0}.app .home__workspace{gap:16px}.app .home__brand-band{border-radius:28px;padding:20px}.app.app--home .home__brand-band:after,.app.app--home .panel:after{border-radius:22px}.app .home__brand-logo{width:min(174px,62vw);max-height:46px;margin-bottom:-2px}.app .panel{border-radius:28px}.app .home__form-panel,.app .join__panel,.app .home__links-panel{gap:18px;padding:22px}.app .link-row{grid-template-columns:1fr 44px}.app .button-row{grid-template-columns:1fr}}