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env(safe-area-inset-bottom));background:var(--surface);z-index:10;border-radius:999px;gap:6px;padding:8px;display:flex;position:fixed;transform:translate(-50%);box-shadow:0 10px 32px #1c1a1824}.bottomnav button{color:var(--muted);background:0 0;border:0;border-radius:999px;flex-direction:column;align-items:center;gap:2px;padding:8px 26px;font-size:.72rem;font-weight:600;display:flex}.bottomnav button.active{color:var(--ink);background:var(--yellow)}.tile{text-align:left;background:var(--surface);border-radius:var(--radius);width:100%;box-shadow:var(--shadow);border:0;justify-content:space-between;align-items:center;gap:16px;padding:24px 26px;transition:transform .12s;display:flex}button.tile:hover{transform:translateY(-2px)}button.tile:active{transform:scale(.99)}.tile h2{margin-bottom:4px}.dashboard{grid-template-columns:minmax(280px,5fr) 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input:focus-visible+.box{outline:2px solid var(--ink);outline-offset:2px}.check .done{color:var(--muted);text-decoration:line-through}.subrow-actions{border-top:1px dashed var(--line);gap:18px;margin-top:14px;padding-top:12px;display:flex}.linkbtn{color:var(--ink);text-align:left;text-underline-offset:3px;background:0 0;border:0;padding:4px 0;font-size:.88rem;font-weight:600;text-decoration:underline}.linkbtn.danger{color:var(--wrong)}.addbtn{background:var(--surface);box-shadow:var(--shadow);border:0;border-radius:999px;align-self:flex-start;align-items:center;gap:10px;padding:11px 20px;font-weight:700;display:inline-flex}.addbtn:hover{background:var(--yellow)}.addbtn .plus{font-size:1.3rem;line-height:1}.addform{gap:8px;width:100%;max-width:480px;display:flex}.addform input{border:2px solid var(--yellow);background:var(--surface);border-radius:999px;outline:none;flex:1;min-width:0;padding:12px 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.12s;display:flex}.subitem:hover .subitem-box{transform:translate(3px)}.subitem-box.p0{background:var(--pink)}.subitem-box.p1{background:var(--lilac)}.subitem-box.p2{background:var(--mint)}.subitem-box.p3{background:var(--sand)}.subitem-box .muted{color:#1c1a189e;align-items:center;gap:10px;font-weight:500;display:flex}.badge{color:var(--ink);background:#fff;border-radius:999px;padding:3px 12px;font-size:.78rem}.split{grid-template-columns:1fr 1fr;gap:16px;margin-bottom:20px;display:grid}.bigaction{background:var(--surface);border-radius:var(--radius);min-height:300px;box-shadow:var(--shadow);color:var(--ink);text-align:center;border:0;flex-direction:column;justify-content:center;align-items:center;gap:12px;padding:20px;transition:transform .12s;display:flex}.bigaction:first-child{background:var(--yellow)}.bigaction:first-child 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#0000;border-radius:24px;outline:none;padding:18px;font-size:1.05rem}.editor:focus{border-color:var(--yellow)}.editor:empty:before{content:attr(data-placeholder);color:var(--muted);pointer-events:none}.toolbar{background:var(--surface);box-shadow:var(--shadow);border-radius:24px;flex-direction:column;gap:18px;padding:16px;display:flex;position:sticky;top:16px}.tool-group{flex-direction:column;gap:8px;display:flex}.tool-label{color:var(--muted);font-size:.78rem;font-weight:700}.tool-row{flex-wrap:wrap;gap:6px;display:flex}.toolbtn{background:var(--surface-2);border:0;border-radius:50%;min-width:38px;height:38px;font-weight:700}.toolbtn:hover{background:var(--yellow)}.toolbtn.bold{border-radius:999px;width:100%;font-weight:900}.swatch{border:2px solid var(--surface);width:28px;height:28px;box-shadow:0 0 0 1.5px var(--line);border-radius:50%}.swatch:hover{box-shadow:0 0 0 2px var(--ink)}.editor-foot{justify-content:flex-end;align-items:center;gap:16px;margin-top:20px;display:flex}.error{color:var(--wrong);font-size:.9rem}.ok{color:var(--good);font-size:.9rem;font-weight:600}@media (width<=820px){.editor-layout{grid-template-columns:1fr}.toolbar{flex-flow:wrap;order:-1;gap:16px 22px;position:static}.editor{min-height:190px}.toolbtn.bold{border-radius:50%;width:38px}.editor-foot .btn{width:100%}}.study{flex-direction:column;gap:18px;max-width:900px;margin:0 auto;display:flex}.study-card{background:var(--surface);border-radius:var(--radius);min-height:420px;box-shadow:var(--shadow);text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:18px;padding:60px 36px 36px;display:flex;position:relative}.study-tag{text-transform:uppercase;letter-spacing:.1em;background:var(--c);color:var(--yellow-ink);border-radius:999px;padding:5px 16px;font-size:.74rem;font-weight:700;position:absolute;top:20px;left:50%;transform:translate(-50%)}.cardtext{overflow-wrap:anywhere}.cardtext.question,.cardtext.answer{letter-spacing:-.01em;font-size:1.5rem;font-weight:700}.cardtext.front-small{color:var(--muted);border-bottom:1px dashed var(--line);width:100%;padding-bottom:14px;font-size:.95rem;font-weight:500}.study-actions.end{justify-content:flex-end;display:flex}.study-actions.rate{grid-template-columns:repeat(3,1fr);gap:12px;display:grid}.ratebtn{border:0;border-radius:24px;flex-direction:column;align-items:center;gap:6px;padding:18px 10px;font-weight:700;transition:transform .12s;display:flex;position:relative}.ratebtn:hover{transform:translateY(-2px)}.ratebtn.wrong{background:var(--pink)}.ratebtn.hard{background:#fde7b8}.ratebtn.good{background:var(--mint)}.ratebtn small{color:#1c1a1899;font-weight:500}.rate-icon{font-size:1.6rem;line-height:1}.ratebtn.wrong .rate-icon{color:var(--wrong)}.ratebtn.hard 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