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input{accent-color:var(--color-primary)}.form-feedback{border-radius:8px;min-height:2.4rem;margin:0;padding:.65rem .8rem;font-size:.96rem}.feedback-pop-enter-active,.feedback-pop-leave-active{transition:opacity .18s,transform .22s}.feedback-pop-enter-from,.feedback-pop-leave-to{opacity:0;transform:translateY(-.35rem)}.form-feedback--success{color:#15803d;background:#16a34a1f}.form-feedback--error{color:#b91c1c;background:#dc26261f}.form-actions{justify-content:flex-end;gap:.65rem;display:flex}.danger-button,.primary-button,.secondary-button{cursor:pointer;min-height:2.55rem;font:inherit;text-align:center;border-radius:8px;padding:0 1rem;transition:box-shadow .18s,background-color .18s,transform .18s}.primary-button{background:var(--color-primary);color:#fff;border:1px solid #03c9cd52}.secondary-button{color:#063b3dc2;background:#ffffffc2;border:1px solid #03c9cd33}.danger-button{color:#b91c1c;background:#ef44441a;border:1px solid #ef444447}.primary-button:focus-visible,.primary-button:hover{transform:translateY(-1px);box-shadow:0 12px 28px #03c9cd38}.primary-button--danger{background:var(--color-danger);border-color:#ef444457}.primary-button--danger:focus-visible,.primary-button--danger:hover{box-shadow:0 12px 28px #ef444438}.danger-button:disabled,.primary-button:disabled,.secondary-button:disabled{cursor:not-allowed;opacity:.62;transform:none}.secondary-button:focus-visible,.secondary-button:hover{background:#cffcf66b;transform:translateY(-1px)}.danger-button:focus-visible,.danger-button:hover{background:#ef444429;transform:translateY(-1px);box-shadow:0 12px 28px #ef444429}@media (width<=760px){.app-shell{--nav-offset:58px;--content-width:calc(100vw - 2rem);--page-gutter:1rem}.quick-reservation-fab{right:max(1rem,env(safe-area-inset-right));bottom:max(1rem,env(safe-area-inset-bottom));z-index:18;color:#fff;cursor:pointer;min-height:3.25rem;font:inherit;background:#087f82;border:1px solid #ffffffb8;border-radius:999px;align-items:center;gap:.55rem;padding:0 1rem 0 .55rem;font-size:.92rem;font-weight:800;display:inline-flex;position:fixed;box-shadow:0 18px 42px #063b3d47}.quick-reservation-fab-icon{background:#ffffff2e;border-radius:999px;place-items:center;width:2.15rem;height:2.15rem;font-size:1.45rem;font-weight:500;line-height:1;display:grid}.quick-reservation-backdrop{place-items:end center;padding:0}.quick-reservation-modal{border-width:1px 0 0;border-radius:8px 8px 0 0;width:100%;height:min(88dvh,760px);max-height:none;margin:0}.quick-reservation-header{padding:1rem 1rem .7rem}.quick-reservation-header h2{font-size:1.3rem}.quick-reservation-progress{padding:0 1rem .75rem}.quick-reservation-form{flex:auto;grid-template-rows:minmax(0,1fr) auto auto}.quick-reservation-stage{padding:.9rem 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0;gap:.35rem}.home-link{display:none}.nav-actions{z-index:22;-webkit-backdrop-filter:blur(22px);backdrop-filter:blur(22px);opacity:0;pointer-events:none;visibility:hidden;transform-origin:top;background:#f4fffdfa;border:1px solid #03c9cd33;border-radius:8px;gap:.45rem;padding:.65rem;transition:opacity .18s,transform .22s;display:grid;position:absolute;top:calc(100% + .55rem);left:0;right:0;transform:translateY(-.5rem)scale(.98);box-shadow:0 22px 54px #063b3d2e}.site-nav--open .nav-actions{opacity:1;pointer-events:auto;visibility:visible;transform:translateY(0)scale(1)}.nav-center{grid-template-columns:repeat(2,minmax(0,1fr));gap:.45rem;width:100%;display:grid}.nav-center a,.nav-center button{min-height:2.75rem;color:var(--color-ink);background:#cffcf680;border-radius:8px;padding:0 .75rem;font-size:.95rem;font-weight:700}.nav-center a:focus-visible,.nav-center a:hover,.nav-center button:focus-visible,.nav-center button:hover{background:#03c9cd29;transform:none}.nav-center .mobile-nav-home{display:inline-flex}.repair-link{border-radius:8px;width:100%;max-width:none;min-height:2.75rem;margin:0;display:flex}.mobile-nav-toggle{width:2.4rem;height:2.4rem;color:var(--color-ink);cursor:pointer;background:#ffffffb8;border:1px solid #03c9cd38;border-radius:999px;flex:none;place-content:center;gap:.25rem;padding:0;display:grid}.mobile-nav-toggle span{background:currentColor;border-radius:999px;width:1rem;height:2px;transition:opacity .18s,transform .22s;display:block}.site-nav--open .mobile-nav-toggle span:first-child{transform:translateY(.375rem)rotate(45deg)}.site-nav--open .mobile-nav-toggle span:nth-child(2){opacity:0}.site-nav--open .mobile-nav-toggle span:nth-child(3){transform:translateY(-.375rem)rotate(-45deg)}.mobile-nav-backdrop{z-index:19;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#063b3d2e;border:0;padding:0;display:block;position:fixed;inset:0}.page-shell{min-height:100vh;padding:calc(var(--nav-offset) + 2rem) var(--page-gutter) 3rem}.board-loader{padding-top:calc(var(--nav-offset) + 1.5rem)}.board-loader-mark{width:4.8rem;height:4.8rem}.room-settings-panel{grid-template-columns:1fr}.room-display-page{padding-bottom:15.5rem}.room-display-dock-area{gap:.75rem;bottom:1.4rem}.room-dock-row{align-items:center;gap:.65rem;width:100%}.room-app-dock{flex:auto}.room-system-bar{flex:none}.teacher-cloud-file{grid-template-columns:auto minmax(0,1fr)}.teacher-cloud-file>span:last-child{grid-column:2}.upload-cloud-header{flex-direction:column;align-items:stretch}.upload-cloud-header .secondary-button{width:100%}.upload-cloud-item{grid-template-columns:auto auto minmax(0,1fr)}.upload-cloud-item>span:last-child{grid-column:3}.ndi-control-bar,.ndi-header{flex-direction:column;grid-template-columns:1fr;align-items:stretch}.ndi-header h1{font-size:2rem}.ndi-status{border-radius:8px;max-width:100%;padding:.55rem .75rem}.ndi-video-frame{min-height:220px}.cloud-control-panel,.cloud-header,.cloud-upload-form,.cloud-upload-row{flex-direction:column;grid-template-columns:1fr;align-items:stretch}.cloud-panel-block,.cloud-upload-form{padding:.85rem}.cloud-teacher-select .time-value-popover.cloud-teacher-popover{width:min(22rem,100vw - 2rem)}.cloud-upload-button{width:100%;min-height:2.75rem}.cloud-file-grid{grid-template-columns:1fr}.cloud-file-actions{justify-content:stretch}.cloud-file-actions .danger-button,.cloud-file-actions .secondary-button{flex:1 1 0}.board-controls{align-items:stretch}.board-tabs{flex:14rem;display:flex}.board-tabs button{flex:1 1 0;padding:0 .65rem}.board-controls .date-picker{flex:12rem}.board-controls .date-button{width:100%}.calendar-popover{width:min(18rem,100vw - 2rem);min-width:min(15rem,100vw - 2rem)}.room-grid{grid-template-columns:1fr}.room-card{min-height:0;padding:1rem}.timeline-panel{height:178px}.timeline-canvas{width:1920px;padding:.8rem .75rem .9rem}.timeline-axis{height:2.4rem;margin-inline:.25rem}.timeline-mark{width:3.3rem}.timeline-mark--hour span{font-size:.92rem}.timeline-mark--half span{font-size:.76rem}.reservation-block{min-width:4rem;height:4.4rem;padding:.55rem 0;top:2rem}.reservation-content{width:min(16rem,100vw - 3.6rem);max-width:calc(100% - 1.2rem);padding-right:.6rem;left:.6rem}.reservation-time{font-size:.74rem}.reservation-meta{gap:.35rem}.reservation-type{font-size:.68rem}.reservation-block p{font-size:.9rem}.reservation-form,.time-selects{grid-template-columns:1fr}}@media (width<=420px){.board-link{gap:.45rem}.board-link span:last-child{font-size:.98rem}.board-mark{width:1.9rem;height:1.9rem}.home-link{padding:0 .7rem}.repair-link{font-size:.92rem}.room-card-header{flex-direction:column;align-items:flex-start;gap:.65rem}.room-card h2{font-size:1.45rem}.reserve-button{min-height:2.2rem;padding:0 .85rem}.view-toggle{width:var(--board-control-height);height:var(--board-control-height)}.timeline-canvas{width:1680px;padding-inline:.55rem}.timeline-mark{width:2.9rem;font-size:.76rem}.timeline-mark--hour span{font-size:.84rem}.timeline-mark--half span{font-size:.7rem}.reservation-block{min-width:3.45rem;padding:.5rem 0}.reservation-content{width:min(14rem,100vw - 3rem);max-width:calc(100% - 1rem);padding-right:.5rem;left:.5rem}.reservation-time{font-size:.68rem}.reservation-meta{gap:.25rem}.reservation-type{padding-inline:.32rem;font-size:.64rem}.reservation-block p{font-size:.82rem}}@media (width<=860px){.invite-file-grid,.invite-summary{grid-template-columns:1fr}.invite-file-block:first-child{grid-row:auto}.invite-room-row,.invite-section-heading{grid-template-columns:1fr}}@media (width<=560px){.invite-header{flex-direction:column;align-items:stretch}.invite-header>span{width:max-content;max-width:100%}.invite-file-card,.invite-select-card{grid-template-columns:1fr}}