:root{--font-sans: "Segoe UI Variable", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;--font-display: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;--ink: #14242c;--ink-2: #2e4650;--muted: #687c86;--muted-2: #8a9aa2;--primary: #0e5a63;--primary-dark: #094149;--primary-soft: #e5f2f3;--primary-line: #b8dadd;--accent: #a76a16;--accent-soft: #fbf0dc;--accent-line: #ecd3a5;--success: #1f7457;--success-soft: #e7f5ee;--success-line: #b9e2d1;--warning: #91650b;--warning-soft: #fdf5e0;--warning-line: #eddaa5;--danger: #a33a3a;--danger-soft: #fbeaea;--danger-line: #edc4c4;--info: #2c6d96;--info-soft: #eaf3f9;--info-line: #c2dcec;--bg: #f2f6f7;--surface: #ffffff;--surface-2: #f8fbfb;--line: #dbe5e8;--line-strong: #c6d4d8;--sidebar: #0a2f36;--sidebar-2: #0d3a42;--sidebar-text: #d9e9eb;--sidebar-muted: #8fb0b5;--radius-sm: 8px;--radius: 12px;--radius-lg: 18px;--shadow-sm: 0 1px 2px rgba(20, 36, 44, .05);--shadow: 0 8px 24px rgba(20, 36, 44, 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16px;background:#ffffffe6;border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.mobile-brand{flex:1;border:0;background:transparent;font-family:var(--font-display);font-size:1.08rem;font-weight:600;text-align:left}.mobile-brand span{font-family:var(--font-sans);color:var(--muted);font-size:.72rem;font-weight:500}.page{padding:24px 18px 40px}.app-footer{padding:16px 18px;flex-direction:column;gap:4px}.login-page{grid-template-columns:1fr}.login-brand{min-height:auto}.login-brand-inner{min-height:auto;padding:26px 24px 30px}.login-hero{margin:30px 0 0;padding:0 0 8px}.login-hero h1{font-size:clamp(2rem,7vw,2.7rem)}.login-features,.login-brand-footer{display:none}.login-panel{padding:34px 20px 48px}}@media(max-width:760px){.page-header{flex-direction:column;align-items:flex-start;gap:14px}.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:-18px;margin-right:-18px;border-radius:0;border-left:0;border-right:0;padding-left:14px;padding-right:14px}.offer-header{padding:18px}.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:0;align-items:flex-end}.modal{max-width:none;border-radius:18px 18px 0 0;max-height:94vh;overflow-y:auto;animation:modal-mobile-in .2s ease both}.modal-header,.modal-body,.modal-footer{padding-left:18px;padding-right:18px}.modal-footer{position:sticky;bottom:0;background:var(--surface)}@keyframes modal-mobile-in{0%{transform:translateY(30px);opacity:0}to{transform:translateY(0);opacity:1}}.demo-grid{grid-template-columns:1fr}.toast-region{right:12px;bottom:12px;width:calc(100vw - 24px)}.pagination{flex-wrap:wrap}.data-table{font-size:.78rem}.data-table th,.data-table td{padding:9px 10px}}@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:1.6rem}.page{padding:20px 14px 34px}.panel{padding:17px}.btn{min-height:38px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}