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var(--rule);font-size:.78rem;cursor:pointer;color:var(--ink-2);text-align:left}.concept-pick:hover{border-color:var(--ink)}.concept-pick.on{background:var(--ink);color:var(--paper);border-color:var(--ink)}.tricks-page{padding-top:36px}.tricks-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(380px,1fr));gap:12px}.trick-card{background:var(--paper);border:1px solid var(--rule);border-radius:12px;overflow:hidden;transition:border-color .15s,box-shadow .15s}.trick-card.open{border-color:var(--ink);box-shadow:var(--shadow-paper)}.trick-head{display:flex;align-items:center;gap:14px;width:100%;padding:14px 16px;background:transparent;border:0;cursor:pointer;text-align:left;color:var(--ink)}.trick-emoji{font-size:1.7rem;flex-shrink:0}.trick-title{font-family:var(--font-serif);font-weight:600;font-size:1rem;line-height:1.3}.trick-mnemonic{margin-top:2px;font-size:.86rem;color:var(--accent)}.trick-toggle{font-family:var(--font-serif);font-size:1.4rem;color:var(--ink-3);width:24px;text-align:center}.trick-body{padding:8px 16px 14px 56px;font-size:.92rem;color:var(--ink);border-top:1px dashed var(--rule);background:var(--paper-2)}.trick-example{margin-top:10px;padding:8px 12px;background:#b88a2b1a;border-radius:6px;border-left:3px solid var(--gold);font-size:.92rem}.trick-meta{display:flex;gap:6px;margin-top:10px;flex-wrap:wrap}.maps-grid{display:grid;gap:14px}.mindmap-card{background:var(--paper);border:1px solid var(--rule);border-radius:14px;overflow:hidden;box-shadow:var(--shadow-paper)}.mindmap-head{padding:14px 18px;border-bottom:1px solid var(--rule)}.mindmap-svg-wrap{padding:6px;background:var(--paper-2)}.truncated-latex{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;text-overflow:ellipsis}.truncated-latex .katex{font-size:.95em}.daily-trick-card{display:flex;align-items:center;gap:18px;flex-wrap:wrap;padding:22px 26px;background:linear-gradient(135deg,#b88a2b14,#1e6b620a);border:1px solid var(--gold);border-radius:14px;text-decoration:none;color:var(--ink);transition:transform .15s,box-shadow .15s}.daily-trick-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-paper);text-decoration:none}.daily-trick-emoji{font-size:2.2rem;line-height:1;flex-shrink:0}.daily-trick-mnemonic{font-size:1rem;color:var(--accent)}.daily-trick-cta{font-family:var(--font-mono);font-size:.82rem;color:var(--gold);flex-shrink:0}.filter-bar{background:var(--paper);border:1px solid var(--rule);border-radius:10px;padding:12px 14px;margin-bottom:12px}.filter-bar-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.filter-search{flex:1;min-width:220px;display:flex;align-items:center;gap:6px;padding:6px 10px;background:var(--paper-2);border:1px solid var(--rule);border-radius:8px}.filter-search:focus-within{border-color:var(--ink);background:var(--paper)}.filter-search-icon{font-size:.95rem;opacity:.6}.filter-search input{flex:1;border:0;background:transparent;padding:4px 0;font-size:.92rem;color:var(--ink);outline:0;width:auto}.filter-search-clear{border:0;background:transparent;cursor:pointer;font-size:1.1rem;color:var(--ink-3);padding:0 6px}.filter-search-clear:hover{color:var(--accent)}.filter-count{font-family:var(--font-mono);font-size:.82rem;color:var(--ink-3);white-space:nowrap}.filter-count b{color:var(--ink)}.filter-bar-dims{display:flex;flex-direction:column;gap:8px;margin-top:10px;padding-top:10px;border-top:1px dashed var(--rule)}.filter-dim{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.filter-dim-label{font-family:var(--font-mono);font-size:.74rem;letter-spacing:.06em;color:var(--ink-3);white-space:nowrap;min-width:60px}.filter-chip-row{display:flex;gap:4px;flex-wrap:wrap}.filter-chip{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;background:var(--paper-2);border:1px solid var(--rule);border-radius:999px;font-size:.82rem;color:var(--ink-2);cursor:pointer;transition:all .12s}.filter-chip:hover{border-color:var(--ink);color:var(--ink)}.filter-chip.on{background:var(--ink);color:var(--paper);border-color:var(--ink)}.filter-chip-count{font-family:var(--font-mono);font-size:.7rem;padding:1px 6px;border-radius:999px;background:#78643c1f;color:var(--ink-3)}.filter-chip.on .filter-chip-count{background:#fbfaf633;color:var(--paper)}