.pc [hidden]{display:none!important}.pc{max-width:820px;margin:0 auto;padding:16px 16px 80px;font-family:Be Vietnam Pro,system-ui,sans-serif;color:var(--ink, #22262B)}.pc h1{margin:4px 0 2px;color:var(--seal, #A5342A);font-size:1.7rem;line-height:1.2}.pc h2{margin:0 0 6px;font-size:1.15rem}.pc-crumb{font-size:.85rem;color:var(--ink-soft, #5B6470)}.pc-crumb a{color:var(--azure, #3F6C8C);display:inline-block;padding:12px 0}.pc-kick{margin:12px 0 0;font-size:.75rem;letter-spacing:.16em;color:#8a6416;font-weight:800;text-transform:uppercase}.pc-zh{margin:0 0 8px;font:700 1.35rem "Noto Serif SC",serif;color:var(--ink-soft, #5B6470)}.pc-lead{margin:0 0 10px;color:var(--ink-soft, #5B6470);line-height:1.55}.pc-muted{color:var(--ink-soft, #5B6470);font-size:.88rem;margin:0 0 10px}.pc-hz{font-family:"Noto Serif SC",serif;font-weight:700}.pc-tags{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0;padding:0;list-style:none}.pc-tags li{background:#f1ebdd;border:0;border-radius:999px;padding:4px 12px;font-size:.82rem;font-weight:600}.pc-hosts{font-size:.9rem;color:var(--ink-soft, #5B6470)}.pc-who{display:inline-block;font-weight:800;font-size:.78rem;color:#fff;background:var(--hc);border-radius:999px;padding:2px 10px;margin-right:6px;vertical-align:1px}.pc-video{position:relative;aspect-ratio:16/9;margin:14px 0;border-radius:14px;overflow:hidden;background:#111}.pc-video iframe{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;border:0}.pc-sec{background:#fff;border:1px solid var(--line, #E8E1D2);border-radius:16px;padding:16px;margin-top:16px}.pc-st{margin:18px 0 8px;font-size:1rem;color:var(--seal, #A5342A)}.pc-seg{display:flex;flex-direction:column;gap:8px}.pc-say{margin:0;line-height:1.6;display:flex;gap:8px;align-items:flex-start}.pc-say .pc-who{flex:none;margin-top:3px;min-width:64px;text-align:center}.pc-card{position:relative;background:#fbf7ee;border:1px solid var(--line, #E8E1D2);border-radius:12px;padding:10px 48px 10px 12px}.pc-card .card-lines{display:flex;flex-direction:column;gap:4px}.pc-card .card-line-chinese{font:600 1.3rem "Noto Serif SC",serif}.pc-card .card-line-pinyin{font-family:IBM Plex Mono,monospace;font-size:.85rem;color:var(--azure, #3F6C8C)}.pc-card .card-line-vietnamese{font-size:.95rem}.pc-ai{display:inline-block;font-size:.72rem;font-weight:800;color:#8a6416;margin-bottom:2px}.pc-play{cursor:pointer}.pc-play:hover{border-color:var(--gold, #B8862C)}.pc-play:focus-visible,.pc-opt:focus-visible,.pc-b:focus-visible{outline:3px solid var(--azure, #3F6C8C);outline-offset:2px}.pc-btn{position:absolute;right:8px;top:50%;transform:translateY(-50%);width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:var(--seal, #A5342A);color:#fff;font-size:.85rem}.pc-play.on{border-color:var(--seal, #A5342A);box-shadow:0 0 0 2px var(--seal-soft, #F8E4E2);animation:pc-pulse 1.2s ease-in-out infinite alternate}@keyframes pc-pulse{to{box-shadow:0 0 0 5px var(--seal-soft, #F8E4E2)}}@media (prefers-reduced-motion:reduce){.pc-play.on{animation:none}}.pc-word{position:relative}.pc-btn--s{top:6px;right:6px;transform:none;width:24px;height:24px;font-size:.6rem}.pc-aha{margin:16px 0 6px;background:var(--seal-soft, #F8E4E2);border-radius:14px;padding:14px;display:flex;flex-direction:column;gap:6px}.pc-aha b{color:var(--seal, #A5342A);font-size:1.05rem}.pc-row,.pc-rel{display:flex;flex-wrap:wrap;gap:10px;margin-top:6px}.pc-b{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:6px 18px;border-radius:22px;border:1.5px solid var(--line, #E8E1D2);background:#fff;color:var(--ink, #22262B);font-weight:600;font-size:.92rem;text-decoration:none;text-align:center;box-sizing:border-box}.pc-b--p{background:var(--seal, #A5342A);border-color:var(--seal, #A5342A);color:#fff}.pc-words{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px}.pc-word{display:flex;flex-direction:column;align-items:center;gap:2px;padding:10px 6px;background:#fbf7ee;border:1px solid var(--line, #E8E1D2);border-radius:12px;text-align:center;min-height:44px}.pc-word b{font:700 1.5rem "Noto Serif SC",serif}.pc-word i{font: .85rem IBM Plex Mono,monospace;color:var(--azure, #3F6C8C)}.pc-word span{font-size:.85rem}.pc-quiz{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:14px}.pc-q p{margin:0 0 6px;font-weight:600}.pc-opts{display:flex;flex-direction:column;gap:6px}.pc-opt{display:flex;gap:10px;align-items:center;text-align:left;min-height:44px;padding:8px 12px;border:1.5px solid var(--line, #E8E1D2);border-radius:12px;background:#fff;font:500 1rem Be Vietnam Pro,system-ui,sans-serif;color:inherit;cursor:pointer}.pc-opt b{flex:none;width:28px;height:28px;border-radius:50%;background:#f3ece0;display:grid;place-items:center;font-size:.85rem}.pc-opt.ok{border-color:var(--jade, #2F6F5E);background:#e3f2ec}.pc-opt.ok b{background:var(--jade, #2F6F5E);color:#fff}.pc-opt.no{border-color:var(--seal, #A5342A);background:var(--seal-soft, #F8E4E2)}.pc-ex{margin:6px 0 0!important;font-weight:400!important;color:var(--ink-soft, #5B6470)}.pc-list{margin:0;padding-left:20px;line-height:1.8}.pc-list a{color:var(--azure, #3F6C8C)}.pc-eps{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:10px}.pc-epc{display:flex;flex-direction:column;gap:3px;padding:12px 14px;border:1px solid var(--line, #E8E1D2);border-radius:14px;text-decoration:none;color:inherit;background:#fbf7ee}.pc-epc:hover{border-color:var(--gold, #B8862C)}.pc-epc small{color:var(--ink-soft, #5B6470)}.pc-n{font-size:.72rem;font-weight:800;color:#8a6416;text-transform:uppercase;letter-spacing:.1em}@media (max-width:560px){.pc h1{font-size:1.45rem}.pc-sec{padding:14px 12px}.pc-card .card-line-chinese{font-size:1.18rem}.pc-row .pc-b,.pc-rel .pc-b{flex:1 1 100%}.pc-seg .pc-card,.pc-opts{margin-right:40px}}.pc-done{margin-top:14px}.pc-done:empty{display:none}.pc-done p{margin:0 0 8px;font-weight:700}.pc-locked .pc-prem,html.pc-locked .pc-prem{display:none}.pc-lockbox{display:none!important}.pc-locked .pc-lockbox,html.pc-locked .pc-lockbox{display:flex!important}.pc-lockbox{margin:16px 0 6px;border:2px dashed var(--gold, #B8862C);background:#fff9ec;border-radius:14px;padding:14px;display:flex;flex-direction:column;gap:6px}.pc-lockbox b{font-size:1.05rem}.pc-lockbox span{color:var(--ink-soft, #5B6470)}.pc-free,.pc-pre{display:inline-block;vertical-align:2px;font-size:.7rem;font-weight:800;border-radius:999px;padding:2px 9px}.pc-free{background:#e3f2ec;color:var(--jade, #2F6F5E)}.pc-pre{background:#fff1d6;color:#8a6416}.pc-player{margin:14px 0}.pc-ytbox{position:relative;aspect-ratio:16/9;border-radius:14px;overflow:hidden;background:#2a2420}.pc-ytbox .pc-yt,.pc-ytbox iframe{position:absolute;left:0;top:-75%;width:100%;height:250%;border:0}.pc-shield{position:absolute;top:0;right:0;bottom:0;left:0;z-index:1;border:0;padding:0;background:transparent;cursor:pointer}.pc-shield[hidden]{display:none}.pc-ytplay{position:absolute;top:0;right:0;bottom:0;left:0;margin:auto;width:max-content;height:56px;padding:0 26px;border:0;border-radius:28px;background:var(--seal, #A5342A);color:#fff;font:700 1.05rem Be Vietnam Pro,system-ui,sans-serif;cursor:pointer}.pc-ytplay[hidden]{display:none}.pc-ytctl{display:flex;gap:10px;align-items:center;margin-top:8px}.pc-ytctl input{flex:1}.pc-ytctl button{min-width:44px;min-height:44px;border-radius:22px;border:1.5px solid var(--line, #E8E1D2);background:#fff;font-size:1rem;cursor:pointer}.pc-yttime{font-size:.85rem;color:var(--ink-soft, #5B6470);white-space:nowrap}@media (max-width:560px){.pc-ytctl{flex-wrap:wrap}.pc-ytctl input{order:9;flex-basis:100%}}.pc-trial{margin-top:10px;border:2px dashed var(--gold, #B8862C);background:#fff9ec;border-radius:14px;padding:14px;display:flex;flex-direction:column;gap:6px}.pc-sort{display:flex;gap:8px;margin:14px 0 10px}.pc-sort button{min-height:44px;padding:0 16px;border:1.5px solid var(--line, #E8E1D2);border-radius:22px;background:#fff;color:inherit;font:600 .9rem inherit;cursor:pointer}.pc-sort button[aria-selected=true]{background:var(--seal, #A5342A);border-color:var(--seal, #A5342A);color:#fff}.pc-epc[hidden]{display:none}.pc-pager{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;margin:16px 0}.pc-pager button{min-width:44px;min-height:44px;border:1.5px solid var(--line, #E8E1D2);border-radius:10px;background:#fff;font:600 .9rem inherit;cursor:pointer}.pc-pager button[aria-current=page]{background:var(--ink, #1F2933);color:#fff;border-color:var(--ink, #1F2933)}.pc-tools{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin:14px 0 10px}.pc-tools .pc-sort{margin:0}.pc-search{flex:1 1 240px;min-height:44px;padding:0 14px;border:1.5px solid var(--line, #E8E1D2);border-radius:22px;background:#fff;font:400 .95rem inherit}.pc-search:focus{outline:2px solid var(--seal, #A5342A);outline-offset:1px}.pc-none{color:var(--ink-soft, #5B6470);margin:12px 0}.pc-top{position:fixed;right:16px;bottom:20px;z-index:50;width:48px;height:48px;border-radius:50%;border:0;background:var(--seal, #A5342A);color:#fff;font-size:1.3rem;box-shadow:0 4px 14px #00000040;cursor:pointer}.pc-top[hidden]{display:none}.pc-all .pc-epc small{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.pc-letter{margin:18px 0;border:1.5px solid var(--line, #E8E1D2);border-radius:14px;background:#fff;padding:0 14px}.pc-letter>summary{min-height:48px;display:flex;align-items:center;font-weight:700;cursor:pointer;color:var(--seal, #A5342A)}.pc-letter-f{display:grid;gap:10px;padding:4px 0 14px}.pc-letter-f label{display:grid;gap:4px;font-size:.9rem;font-weight:600}.pc-letter-f input:not([type=checkbox]),.pc-letter-f select,.pc-letter-f textarea{min-height:44px;padding:8px 12px;border:1.5px solid var(--line, #E8E1D2);border-radius:10px;font:400 1rem inherit;background:#fff}.pc-letter-f .pc-ck{display:flex;align-items:center;gap:8px;font-weight:400}.pc-letter-f .pc-ck input{width:20px;height:20px}.pc-letter-msg{margin:0;font-size:.9rem}.pc-letter-msg.ok{color:#2f6f5e}.pc-letter-msg.err{color:var(--seal, #A5342A)}