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button:active{transform:scale(.99)}.access-err{min-height:18px;margin-top:10px;font-size:12.5px;color:var(--warn)}.sheet{max-height:94%}.lsec{margin:0 0 20px}.lsec-h{font-family:var(--mono);font-size:10px;letter-spacing:.06em;text-transform:uppercase;color:var(--accent);font-weight:600;margin-bottom:9px;padding-bottom:5px;border-bottom:1px solid var(--line)}.lsec{font-size:14.5px;line-height:1.62;color:var(--ink-soft)}.lsec b{color:var(--ink);font-weight:600}.lsec-empty{font-size:13px;color:var(--ink-faint);background:var(--surface-2);border:1px dashed var(--line);border-radius:10px;padding:12px 14px}.lres-row{display:flex;flex-wrap:wrap;gap:8px}.lres{font-size:13px;background:var(--accent-wash);color:var(--accent);border-radius:99px;padding:7px 13px;text-decoration:none;font-weight:500}.lres:hover{text-decoration:underline}.cab-enter{flex-shrink:0;display:flex;align-items:center;gap:7px;padding:4px 13px 4px 4px;border-radius:var(--radius-pill);background:var(--glass);backdrop-filter:blur(var(--glass-blur)) saturate(125%);-webkit-backdrop-filter:blur(var(--glass-blur)) saturate(125%);box-shadow:var(--glass-shadow);color:var(--ink);cursor:pointer;font-family:var(--sans);font-weight:600;font-size:12.5px;white-space:nowrap}.cab-enter:active{transform:scale(.96)}.cab-ava{width:27px;height:27px;flex-shrink:0;border-radius:50%;background:var(--accent-wash);color:var(--accent);display:flex;align-items:center;justify-content:center}@media (max-width:378px){.cab-enter-lbl{display:none}.cab-enter{padding:4px}}#sheetAction{margin-top:16px}.study-btn{width:100%;border:none;border-radius:13px;padding:14px;background:var(--accent);color:#fff;font-family:var(--sans);font-weight:600;font-size:15px;cursor:pointer;margin-bottom:10px}.study-btn:active{transform:scale(.99)}.solve-btn{margin-top:0;background:var(--glass);backdrop-filter:blur(var(--glass-blur)) saturate(125%);-webkit-backdrop-filter:blur(var(--glass-blur)) saturate(125%);color:var(--accent);border:1px solid var(--accent-soft);box-shadow:var(--glass-shadow)}#sheetAction .wip{margin-top:0}.passed-btn{width:100%;margin-top:10px;border:1px solid var(--line);border-radius:13px;padding:12px;background:var(--surface-2);color:var(--ink-soft);font-family:var(--sans);font-weight:600;font-size:14px;cursor:pointer}.passed-btn:active{transform:scale(.99)}.passed-btn.on{background:var(--done-wash);border-color:var(--done);color:var(--done)}.mini-graph{display:block;margin-top:6px;background:var(--surface-2);border:1px solid var(--line);border-radius:12px;touch-action:manipulation}.mini-edge{fill:none;stroke:var(--line);stroke-width:1.6}.mini-node{cursor:pointer}.mini-node.center{cursor:default}.mini-node circle{transition:r .15s}.mini-node:hover circle{filter:brightness(1.05)}.mini-label{font-family:var(--sans);font-size:9px;font-weight:600;fill:var(--ink-soft)}.mini-node.center .mini-label{fill:var(--ink);font-size:10px}.mini-rowlabel{font-family:var(--mono);font-size:9px;fill:var(--ink-faint)}.verify-wrap{display:flex;align-items:center;justify-content:center;min-height:100dvh;padding:24px}.verify-card{max-width:360px;width:100%;border-radius:var(--radius);padding:28px 24px;text-align:center}.verify-card .logo{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);font-weight:500;margin-bottom:12px}.verify-card p{font-size:14.5px;color:var(--ink-soft);line-height:1.5;margin:0}@media (min-width:860px){body{overflow-y:auto;padding:32px 0}.app{max-width:1080px;height:calc(100dvh - 64px);min-height:600px;border-radius:24px;border:1px solid var(--line);box-shadow:var(--shadow-lg)}.sheet{max-width:640px;margin:0 auto;border-radius:22px;box-shadow:var(--shadow-lg);bottom:18px;max-height:calc(100% - 36px)}.task-list,.dlg-head,.log,.composer,.deep-history{max-width:640px;margin-left:auto;margin-right:auto;width:100%}.access-card{max-width:420px}}