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30px}}@media(max-width:1080px){.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.offer-header{flex-direction:column;align-items:flex-start}.offer-actions{justify-content:flex-start}.final-grade-card{flex-direction:column;gap:14px}.final-grade-meta{padding-left:0;padding-top:12px;border-left:0;border-top:1px solid var(--line)}}@media(max-width:960px){.sidebar{transform:translate(-100%);transition:transform .2s ease;box-shadow:8px 0 24px #0f172a38}.sidebar.is-open{transform:translate(0)}.sidebar-scrim{display:block;position:fixed;top:0;right:0;bottom:0;left:0;z-index:35;border:0;background:#0f172a80;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.app-main{margin-left:0}.mobile-header{position:sticky;top:0;z-index:30;display:flex;align-items:center;gap:8px;padding:8px 12px;background:#fffffff7;border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.mobile-brand{flex:1;border:0;background:transparent;font-family:var(--font-sans);font-size:.95rem;font-weight:600;text-align:left}.mobile-brand span{font-family:var(--font-sans);color:var(--muted);font-size:.68rem;font-weight:500}.page{padding:18px 16px 26px}.app-footer{padding:10px 16px;flex-direction:column;gap:2px}.login-page{grid-template-columns:1fr}.login-brand{min-height:auto}.login-brand-inner{min-height:auto;padding:22px 20px 24px}.login-hero{margin:20px 0 0;padding:0 0 6px}.login-hero h1{font-size:clamp(1.7rem,5vw,2.15rem)}.login-hero p{margin-top:10px;font-size:.82rem}.login-features,.login-brand-footer{display:none}.login-panel{padding:24px 16px 32px}}@media(max-width:760px){.page-header{flex-direction:column;align-items:flex-start;gap:10px}.page-header-actions{width:100%}.page-header-actions .btn{flex:1 1 auto}.toolbar{flex-direction:column;align-items:stretch}.search-box{max-width:none;flex-basis:auto}.segmented{width:100%;overflow-x:auto}.segmented button{flex:1 0 auto}.offer-grid,.summary-grid,.people-grid{grid-template-columns:1fr}.panel-span-2{grid-column:span 1}.stats-grid,.stats-grid.compact{grid-template-columns:repeat(2,minmax(0,1fr))}.activity-card{flex-direction:column}.activity-card-actions,.activity-card-actions .btn{width:100%}.activity-card-heading{flex-direction:column;gap:8px}.due-block{align-items:flex-start}.student-grade{flex-direction:column;gap:10px}.student-grade-value{flex-direction:row;align-items:baseline;gap:8px;padding:0 0 9px;border-right:0;border-bottom:1px solid var(--success-line)}.student-grade-value strong{font-size:1.5rem}.form-grid,.form-inline{grid-template-columns:1fr}.form-span{grid-column:span 1}.tabs{margin-left:0;margin-right:0;border-radius:0;border-left:0;border-right:0;padding-left:0;padding-right:0}.offer-header{padding:14px}.offer-actions{width:100%}.offer-actions .btn{flex:1 1 auto}.section-title{flex-direction:column;gap:10px}.section-title>.btn,.section-title>.gradebook-summary{align-self:flex-start}.gradebook-summary{width:100%;justify-content:space-between}.gradebook-legend{display:none}.final-grade-meta{grid-template-columns:1fr;gap:10px}.modal-overlay{padding:10px;align-items:center}.modal{max-width:none;border-radius:4px;max-height:85vh;max-height:85dvh;overflow:hidden;animation:modal-in .16s ease both}.modal-header,.modal-body,.modal-footer{padding-left:14px;padding-right:14px}.modal-header{padding-top:12px;padding-bottom:9px}.modal-body{padding-top:12px;padding-bottom:12px}.modal-footer{position:static;padding-top:9px;padding-bottom:11px;background:var(--surface-2)}.demo-grid{grid-template-columns:1fr}.toast-region{right:12px;bottom:12px;width:calc(100vw - 24px)}.pagination{flex-wrap:wrap}.data-table{font-size:.74rem}.data-table th,.data-table td{padding:6px 8px}}@media(max-width:480px){.stats-grid,.stats-grid.compact{grid-template-columns:1fr}.offer-card-metrics{gap:10px}.offer-header-meta{gap:8px}.login-heading h2{font-size:1.2rem}.login-card{padding:20px}.page{padding:14px 12px 24px}.panel{padding:14px}.btn{min-height:34px}.stat-card{padding:10px 12px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}