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0;display:grid}.result-grid div{border:1px solid var(--line);background:var(--panel);border-radius:2px;flex-direction:column;padding:16px 8px;display:flex}.result-grid span{font-size:24px;font-weight:730}.result-grid small{color:var(--muted);margin-top:3px}.result-grid.binary{grid-template-columns:repeat(2,1fr)}.study-complete .primary{width:100%}.study-setup{text-align:center;flex-direction:column;justify-content:center;align-items:center;max-width:620px;min-height:100vh;margin:auto;padding:72px 20px 42px;display:flex;position:relative}.setup-close{position:absolute;top:20px;left:20px}.setup-stack{width:110px;height:92px;margin-bottom:34px;position:relative}.setup-stack i{border:1px solid var(--ink);background:var(--lime);box-shadow:3px 3px 0 var(--ink);border-radius:2px;position:absolute;inset:0}.setup-stack i:first-child{background:var(--pink);transform:rotate(-10deg)translate(-9px,5px)}.setup-stack i:nth-child(2){background:var(--blue);transform:rotate(8deg)translate(9px,3px)}.setup-stack i:nth-child(3){transform:rotate(-1deg)}.study-setup h1{letter-spacing:-1.8px;margin:0;font-size:clamp(34px,8vw,50px);line-height:1}.study-setup>p:not(.eyebrow){color:var(--muted);max-width:420px;margin:13px 0 25px;line-height:1.5}.session-size-options{grid-template-columns:repeat(4,1fr);gap:8px;width:100%;display:grid}.session-size-options button{border:1px solid var(--line);background:var(--panel);cursor:pointer;border-radius:3px;flex-direction:column;justify-content:center;align-items:center;min-width:0;min-height:78px;padding:8px 3px;transition:transform .12s,border-color .12s,background .12s;display:flex}.session-size-options button.active{border-color:var(--ink);background:var(--lime);box-shadow:3px 3px 0 var(--ink);transform:translate(-2px,-2px)}.session-size-options strong{font-size:21px;line-height:1}.session-size-options 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input:checked+i:after{background:var(--lime);transform:translate(18px)}.tracking-toggle input:focus-visible+i{outline:2px solid var(--ink);outline-offset:2px}.tracker-options{border-top:1px solid var(--line);padding:0 12px 13px}.tracker-mode{grid-template-columns:1fr 1fr;gap:7px;margin-top:12px;display:grid}.tracker-mode button{border:1px solid var(--line);background:var(--panel);min-height:42px;font:700 10px var(--font-geist-mono);cursor:pointer;border-radius:2px;padding:6px 8px}.tracker-mode button.active{border-color:var(--ink);background:var(--lime)}.tracker-mode button:disabled{opacity:.42;cursor:not-allowed}.tracker-options>p{color:var(--muted);margin:10px 2px 0;font-size:10px;line-height:1.4}.tracker-select{color:var(--muted);text-transform:uppercase;letter-spacing:.6px;flex-direction:column;gap:5px;margin-top:10px;font-size:9px;font-weight:700;display:flex}.tracker-select select{border:1px solid var(--line);background:var(--panel);width:100%;height:42px;color:var(--ink);font:12px var(--font-geist-sans);text-transform:none;letter-spacing:0;border-radius:2px;padding:0 10px}.setup-start{width:100%;min-height:56px;margin-top:18px}.swipe-explainer{width:100%;color:var(--muted);justify-content:space-between;padding:14px 8px 0;font-size:11px;display:flex}@keyframes cascade-word{to{opacity:1;transform:translateY(0)rotate(0)}}.text-button{cursor:pointer;background:0 0;border:0;justify-content:center;align-items:center;gap:7px;min-height:44px;padding:0 10px;font-weight:650;display:inline-flex}.modal-backdrop{z-index:80;background:#1718148f;justify-content:center;align-items:flex-end;display:flex;position:fixed;inset:0}.modal-sheet{border:1px solid var(--ink);background:var(--paper);width:100%;max-height:94vh;padding:22px 18px max(24px, env(safe-area-inset-bottom));border-radius:4px 4px 0 0;overflow-y:auto;box-shadow:0 -5px #17181440}.modal-header{justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:22px;display:flex}.modal-header h2{letter-spacing:-.8px;margin:0;font-size:25px;line-height:1.12}.field-label{flex-direction:column;gap:8px;margin-bottom:17px;font-size:12px;font-weight:720;display:flex}.field-label input,.field-label textarea{border:1px solid var(--line);background:var(--panel);width:100%;color:var(--ink);border-radius:2px;outline:0;padding:0 14px;transition:border-color .12s,box-shadow .12s}.field-label input{height:50px}.field-label textarea{resize:vertical;min-height:120px;padding:14px;line-height:1.5}.field-label input:focus,.field-label textarea:focus{border-color:var(--ink);box-shadow:3px 3px #17181424}.drop-zone{border:1.5px dashed var(--muted);background:var(--panel);cursor:pointer;border-radius:3px;flex-direction:column;justify-content:center;align-items:center;gap:5px;width:100%;min-height:205px;display:flex}.drop-zone.dragging{border-color:var(--ink);background:#eff8cb}.drop-zone.loaded{background:#f5fbdc;border-style:solid;border-color:#b7ce63}.drop-zone strong{margin-top:7px}.drop-zone>span:not(.upload-icon){color:var(--muted);font-size:13px}.drop-zone small{color:#92958e;margin-top:10px}.upload-icon{background:var(--ink);color:#fff;border-radius:2px;place-items:center;width:48px;height:48px;display:grid}.upload-icon.success{background:var(--lime);color:var(--ink)}.csv-example{color:var(--muted);grid-template-columns:28px 1fr auto;align-items:center;gap:9px;margin:12px 0 0;padding:12px;display:grid}.csv-example div{flex-direction:column;gap:3px;font-size:11px;display:flex}.csv-example strong{color:var(--ink);font-size:12px}.csv-example a{color:var(--ink);align-items:center;gap:5px;font-size:11px;font-weight:690;text-decoration:none;display:inline-flex}.form-error{color:var(--danger);background:#fff0ee;border:1px solid;border-radius:2px;padding:10px 12px;font-size:12px}.modal-actions{grid-template-columns:1fr 1.45fr;gap:9px;margin-top:20px;display:grid}.card-editor .field-label textarea{min-height:110px}.account-view{max-width:620px;margin:0 auto}.account-intro{max-width:530px;margin-bottom:28px}.login-card,.account-card,.sent-card{background:var(--panel);border:1px solid var(--line);border-radius:4px;padding:20px}.login-card .primary{width:100%}.privacy-note{text-align:center;color:var(--muted);margin:12px 0 0;font-size:11px}.setup-note{color:#6f5519;background:#fff9e8;border:1px solid #c8ae69;border-radius:2px;align-items:flex-start;gap:8px;margin:14px 0 0;padding:10px;font-size:11px;line-height:1.45;display:flex}.setup-note svg{flex:none}.sent-card{text-align:center}.sent-card>span{background:var(--lime);border:1px 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span{color:var(--muted);font-size:11px}.account-card .secondary,.account-card .text-button{grid-column:1/-1;width:100%}.pwa-controls{gap:12px;margin-top:22px;display:grid}.pwa-card{border:1px solid var(--line);background:var(--panel);border-radius:4px;padding:18px}.pwa-card-heading{grid-template-columns:42px 1fr;align-items:center;gap:12px;display:grid}.pwa-card-heading>span{border:1px solid var(--ink);background:var(--lime);border-radius:2px;place-items:center;width:42px;height:42px;display:grid}.pwa-card-heading h2{letter-spacing:-.25px;margin:0;font-size:16px}.pwa-card-heading p,.install-help{color:var(--muted);margin:4px 0 0;font-size:11px;line-height:1.5}.pwa-action{width:100%;margin-top:16px}.push-actions{margin-top:16px}.push-actions .field-label{margin-bottom:9px}.push-actions .primary,.push-actions .text-button{width:100%}.pwa-card .form-error{margin:12px 0 0}.install-help{margin-top:14px}.offline-note{color:var(--muted);gap:12px;margin:22px 4px;padding:16px;display:flex}.offline-note svg{flex:none}.offline-note strong{color:var(--ink)}.offline-note p{margin:4px 0 0;font-size:12px;line-height:1.5}.toast{z-index:120;white-space:nowrap;border:1px solid var(--ink);background:var(--lime);min-height:46px;color:var(--ink);box-shadow:var(--shadow);border-radius:3px;align-items:center;gap:8px;padding:0 16px;font-size:13px;font-weight:700;animation:.22s both toast-in;display:flex;position:fixed;bottom:98px;left:50%;transform:translate(-50%)}@keyframes toast-in{0%{opacity:0;transform:translate(-50%,8px)}}@media (min-width:700px){.main-content{padding:48px 34px 80px}.continue-card{flex-direction:row;align-items:flex-end;min-height:205px;padding:28px}.study-now{width:auto;min-width:150px}.deck-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}.tracker-section-heading{flex-direction:row;justify-content:space-between;align-items:flex-end}.tracker-section-heading>p{text-align:right}.deck-card{grid-template-columns:88px 1fr}.deck-cover{width:88px;height:88px}.modal-backdrop{align-items:center;padding:24px}.modal-sheet{border-radius:4px;max-width:560px;padding:28px}.card-editor{max-width:620px}.flashcard{height:min(58dvh,560px);min-height:0}}@media (min-width:1000px){.app-shell{grid-template-columns:232px 1fr;display:grid}.side-nav{border-right:1px solid var(--line);background:0 0;flex-direction:column;height:100vh;padding:26px 18px;display:flex;position:sticky;top:0}.side-nav .brand{margin:0 10px 38px}.side-nav nav{flex-direction:column;gap:6px;display:flex}.side-nav nav button{min-height:46px;color:var(--muted);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:3px;align-items:center;gap:11px;padding:0 12px;font-size:14px;font-weight:610;display:flex}.side-nav nav button.active{color:var(--ink);border-color:var(--ink);background:var(--lime)}.side-summary{border:1px solid var(--ink);background:var(--ink);color:#fff;border-radius:3px;margin-top:auto;padding:16px}.side-summary span{color:var(--lime);font-size:27px;font-weight:730}.side-summary p{color:#bfc1bb;margin:4px 0 0;font-size:11px;line-height:1.45}.topbar{-webkit-backdrop-filter:none;backdrop-filter:none;background:0 0;border:0;height:38px;padding:0;position:absolute;top:18px;right:28px}.mobile-brand{display:none}.main-content{padding-top:76px}.bottom-nav{display:none}.desktop-new{display:inline-flex!important}.deck-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.deck-card{padding:12px;display:block}.deck-cover{width:100%;height:145px;margin-bottom:13px}.deck-meta h3{max-width:160px}.mini-progress{margin:12px 3px 3px}.deck-card:hover{box-shadow:none;transform:none}.deck-detail{max-width:850px;margin:0 auto}.study-primary{width:auto;min-width:210px}.new-attempt{align-self:flex-start}.card-row{min-height:90px}.study-view{padding-top:26px}.toast{bottom:28px}}@media 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