.py-root{padding:18px 0 80px;display:grid;gap:14px}.py-chart-card{display:flex;gap:14px;align-items:center;padding:16px 18px;border-radius:14px;background:var(--ink);color:#fff;text-decoration:none}.py-chart-card b{display:block;font-size:1.05rem}.py-chart-card span span{display:block;color:#c9d1d9;font-size:.88rem;line-height:1.5}.py-chart-icon{flex:none;width:48px;height:48px;border-radius:10px;display:flex;align-items:center;justify-content:center;background:var(--seal);font:700 1.5rem "Noto Serif SC",serif}.py-sounds{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0}.py-sound{font:600 1rem IBM Plex Mono,monospace;padding:6px 12px;border-radius:10px;border:1.5px solid var(--td-line);background:#fff;color:var(--ink);cursor:pointer}.py-sound.is-sel{background:var(--ink);border-color:var(--ink);color:#fff}.py-sound.is-sel span{color:#fff!important}.py-now{margin:8px 0 0;text-align:center;line-height:1.5}.py-guide{margin-top:10px;padding:10px 12px;border-radius:10px;background:var(--paper-deep);font-size:.88rem;line-height:1.55}.py-guide:empty{display:none}.py-guide-title{margin:0 0 4px;font-weight:600;color:var(--seal)}.py-guide ul{margin:0;padding-left:18px}.py-parts{font:600 1rem IBM Plex Mono,monospace}.py-part{padding:2px 8px;border-radius:6px;background:var(--paper-deep)}.py-part--ini{background:#e7eff3}.py-part--fin{background:#e6efea}.py-rules{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:10px}.py-rule{border:1.5px solid var(--td-line);border-radius:12px;padding:12px 14px;background:#fff;display:grid;gap:6px;align-content:start}.py-rule h3{margin:0;font-size:.98rem}.py-rule p{margin:0;font-size:.9rem;line-height:1.55;color:var(--ink-soft)}.py-ex{display:inline-flex;align-items:baseline;gap:6px;font:inherit;font-size:.92rem;padding:5px 10px;border-radius:8px;border:1.5px solid var(--td-line);background:#fff;color:var(--ink);cursor:pointer}.py-ex .zh{font-size:1.1rem}.py-ex small{color:var(--ink-soft);font-size:.75rem}.py-ex:hover{border-color:var(--ink-soft)}.py-chart-tabs{display:flex;flex-wrap:wrap;gap:6px}.py-chart-tabs button{font:inherit;font-size:.9rem;border:1.5px solid var(--td-line);background:#fff;color:var(--ink);border-radius:999px;padding:5px 14px;cursor:pointer}.py-chart-tabs button.is-on{background:var(--ink);border-color:var(--ink);color:#fff}.py-chart-wrap{overflow-x:auto;border:1.5px solid var(--td-line);border-radius:12px;background:#fff}.py-chart{border-collapse:collapse;font-size:.86rem}.py-chart th,.py-chart td{border:1px solid var(--td-line);padding:0;text-align:center;min-width:46px;height:32px}.py-chart thead th{position:sticky;top:0;background:var(--paper-deep);padding:4px 6px}.py-chart tbody th{position:sticky;left:0;background:var(--paper-deep);padding:0 8px}.py-cell{width:100%;height:100%;min-height:32px;border:0;background:transparent;font:inherit;color:var(--ink);cursor:pointer;padding:4px 6px}.py-cell:hover{background:#eef3ef}.py-cell.is-sel{background:var(--ink);color:#fff}.py-cell-panel{position:sticky;top:48px;z-index:3}.py-tone-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.py-tone{display:flex;flex-wrap:wrap;align-items:center;gap:6px;padding:8px;border-radius:10px;background:var(--paper)}.py-tone-syl{font-weight:600;font-size:1.05rem;min-width:56px}@media (max-width:720px){.py-cell-panel{position:static}.py-tone-grid{grid-template-columns:1fr}}.py-tone-head{display:inline-flex;align-items:center;gap:6px;min-width:96px}.py-tone-mark{width:44px;height:36px;flex:none}.py-staff{margin-top:8px}.py-staff .tone-staff{max-width:300px;margin:0 auto}.py-tone-links{margin:4px 0 0;text-align:center;font-size:.86rem;display:flex;flex-wrap:wrap;gap:4px 12px;justify-content:center}.py-tone-links a{font-weight:600;text-decoration:none}.py-tone-links a:hover{text-decoration:underline}.py-ex--rep{border-style:dashed}