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var(--alpha-border);gap:0;margin-bottom:24px;display:flex}.coach-tab-btn{cursor:pointer;color:var(--alpha-text2);background:0 0;border:none;border-bottom:2px solid #0000;margin-bottom:-1px;padding:8px 18px;font-size:13px;font-weight:500;text-decoration:none;transition:color .15s;display:inline-block}.coach-tab-btn.active,.coach-tab-btn:hover{color:var(--alpha-text)}.coach-tab-btn.active{border-bottom-color:var(--alpha-text);font-weight:600}.drop-zone{border:2px dashed var(--alpha-border2);text-align:center;color:var(--alpha-text3);cursor:pointer;border-radius:12px;padding:40px 24px;transition:border-color .15s,background .15s}.drop-zone.drag-over,.drop-zone:hover{border-color:var(--alpha-accent);background:var(--alpha-accent-bg);color:var(--alpha-accent)}.no-scrollbar{-ms-overflow-style:none;scrollbar-width:none}.no-scrollbar::-webkit-scrollbar{display:none}.tracker-health{border:1px solid var(--alpha-border);background:var(--alpha-surface2);border-radius:12px;margin-bottom:16px;padding:16px}.tracker-health-hdr{justify-content:space-between;align-items:baseline;gap:8px;margin-bottom:12px;display:flex}.tracker-tiles{grid-template-columns:repeat(5,1fr);gap:8px;margin-bottom:12px;display:grid}.tracker-tile{background:var(--alpha-surface);border:1px solid var(--alpha-border);cursor:default;border-radius:8px;padding:10px 12px}.tracker-tile-lbl{color:var(--alpha-text2);margin-bottom:2px;font-size:11px;font-weight:500}.tracker-tile-val{color:var(--alpha-text);font-variant-numeric:tabular-nums;font-size:20px;font-weight:700}.tracker-buckets{grid-template-columns:1fr 1fr;gap:8px;display:grid}.tracker-bucket{background:var(--alpha-surface);border:1px solid var(--alpha-border);border-radius:8px;padding:10px 12px}.tracker-bucket-badge{text-transform:uppercase;letter-spacing:.05em;border-radius:20px;margin-bottom:4px;padding:2px 8px;font-size:10px;font-weight:600;display:inline-block}.tracker-bucket-desc{color:var(--alpha-text2);font-size:12px;line-height:1.45}.tracker-section-hdr{justify-content:space-between;align-items:baseline;margin-bottom:8px;display:flex}.filter-chips{flex-wrap:wrap;gap:6px;margin-bottom:12px;display:flex}.insights-tabs{border-bottom:2px solid var(--alpha-border);gap:4px;margin-bottom:32px;display:flex}.ins-tab{cursor:pointer;color:var(--alpha-text2);background:0 0;border:none;border-bottom:2px solid #0000;margin-bottom:-2px;padding:10px 18px;font-size:14px;font-weight:600;transition:color .15s}.ins-tab.active,.ins-tab:hover{color:var(--alpha-text)}.ins-tab.active{border-bottom-color:var(--alpha-text);font-weight:700}.chart-box{background:var(--alpha-surface);border:1px solid var(--alpha-border);border-radius:12px;padding:20px 24px}.chart-row{grid-template-columns:1fr 1fr;gap:20px;margin-bottom:16px;display:grid}.chart-title{color:var(--alpha-text);margin-bottom:4px;font-size:13px;font-weight:700}.chart-sub{color:var(--alpha-text2);margin-bottom:16px;font-size:12px}@keyframes insOverlayIn{0%{opacity:0}to{opacity:1}}@keyframes insModalIn{0%{opacity:0;transform:scale(.92)translateY(12px)}to{opacity:1;transform:scale(1)translateY(0)}}.ins-modal-overlay{z-index:1000;-webkit-backdrop-filter:blur(6px);background:#00000073;justify-content:center;align-items:center;padding:24px;animation:insOverlayIn .18s;display:flex;position:fixed;inset:0}.ins-modal{background:var(--alpha-surface);border:1px solid var(--alpha-border);border-radius:18px;flex-direction:column;width:100%;max-width:920px;max-height:88vh;animation:insModalIn .22s cubic-bezier(.34,1.56,.64,1);display:flex;box-shadow:0 32px 80px #00000038}.ins-modal-header{border-bottom:1px solid var(--alpha-border);flex-shrink:0;justify-content:space-between;align-items:flex-start;padding:22px 26px 16px;display:flex}.ins-modal-body{flex:1;padding:22px 26px 26px;overflow-y:auto}.ins-expand-btn{border:1px solid var(--alpha-border);cursor:pointer;width:28px;height:28px;color:var(--alpha-text3);background:0 0;border-radius:7px;flex-shrink:0;justify-content:center;align-items:center;transition:background .15s,color .15s,border-color .15s;display:flex}.ins-expand-btn:hover{background:var(--alpha-surface2);color:var(--alpha-text);border-color:var(--alpha-border2)}.student-grid{grid-template-columns:repeat(3,1fr);gap:16px;display:grid}.student-card{background:var(--alpha-surface);border:1px solid var(--alpha-border);border-radius:12px;padding:18px}.student-card-header{align-items:center;gap:10px;margin-bottom:12px;display:flex}.student-avatar{color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:12px;font-weight:700;display:flex}.student-name{color:var(--alpha-text);font-size:14px;font-weight:700}.student-meta{color:var(--alpha-text2);margin-top:1px;font-size:11px}.student-stats{gap:16px;margin-bottom:12px;display:flex}.student-stat{text-align:center}.student-stat-val{color:var(--alpha-text);font-size:18px;font-weight:700}.student-stat-lbl{margin-top:1px}.settings-lbl,.student-stat-lbl{color:var(--alpha-text2);font-size:11px}.settings-lbl{text-transform:uppercase;letter-spacing:.05em;margin-bottom:4px;font-weight:600;display:block}.settings-input{box-sizing:border-box;border:1px solid var(--alpha-border);background:var(--alpha-surface);width:100%;color:var(--alpha-text);border-radius:6px;outline:none;padding:6px 10px;font-size:13px}.settings-input:focus{border-color:var(--alpha-border2)}.settings-input[readonly]{background:var(--alpha-surface2);color:var(--alpha-text2);cursor:default}.loading-state{text-align:center;color:var(--alpha-text3);justify-content:center;align-items:center;gap:8px;padding:32px 20px;font-size:13px;display:flex}.loading-state--inline{justify-content:flex-start;padding:12px 0}.empty-state{text-align:center;color:var(--alpha-text3);padding:32px 20px;font-size:13px}.empty-state__title{color:var(--alpha-text);margin-bottom:4px;font-weight:600}.empty-state__desc{color:var(--alpha-text3)}.empty-state__action{margin-top:12px}.error-state{color:var(--alpha-fail);background:var(--alpha-fail-bg);font-size:13px}.error-state--banner{justify-content:space-between;margin-bottom:20px;padding:12px 16px}.error-state--banner,.error-state--block{border-radius:8px;align-items:center;gap:8px;display:flex}.error-state--block{text-align:center;flex-direction:column;padding:32px 20px}.error-state__icon{flex-shrink:0}.error-state__message{flex:1}.error-state__retry{flex-shrink:0}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-space-y-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-leading{syntax:"*";inherits:false}@property --tw-font-weight{syntax:"*";inherits:false}@property --tw-tracking{syntax:"*";inherits:false}@property --tw-ordinal{syntax:"*";inherits:false}@property --tw-slashed-zero{syntax:"*";inherits:false}@property --tw-numeric-figure{syntax:"*";inherits:false}@property --tw-numeric-spacing{syntax:"*";inherits:false}@property --tw-numeric-fraction{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-ease{syntax:"*";inherits:false}@keyframes spin{to{transform:rotate(1turn)}}