:root{--bg: #f6f8fb;--surface: #ffffff;--tint: #eef3f9;--tint-2: #e6edf7;--ink: #18202c;--text: #3a4452;--muted: #6a7585;--faint: #98a2b1;--line: #e2e8f0;--line-soft: #edf1f6;--accent: #3866aa;--accent-ink: #2a4e86;--accent-soft: #e7eef8;--rose: #a9545b;--s-mezo: #cf8c4a;--s-fzoo: #2a8a6b;--s-ours: #3866aa;--radius: 16px;--shadow: 0 1px 2px rgba(20, 35, 60, .04), 0 10px 30px rgba(20, 35, 60, .06);--serif: "Source Serif 4", "Source Serif Pro", Georgia, serif;--sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;--mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:72px;background:var(--bg)}body.pp{margin:0;font:400 17px/1.7 var(--sans);color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}.pp a{color:var(--accent-ink);text-decoration:none}.pp a:hover{text-decoration:underline;text-underline-offset:3px}.pp img{max-width:100%;display:block}.pp strong{color:var(--ink);font-weight:600}.pp-wrap{max-width:980px;margin:0 auto;padding:0 28px}.pp-nav{position:sticky;top:0;z-index:50;background:rgba(246,248,251,0.82);-webkit-backdrop-filter:saturate(160%) blur(12px);backdrop-filter:saturate(160%) blur(12px);border-bottom:1px solid var(--line)}.pp-nav__inner{max-width:1080px;margin:0 auto;padding:0 28px;height:58px;display:flex;align-items:center;justify-content:space-between;gap:1rem}.pp-nav__brand{font:600 1.08rem var(--serif);color:var(--ink) !important;letter-spacing:-.01em;white-space:nowrap}.pp-nav__back{color:var(--faint);margin-right:.2em;transition:transform .2s;display:inline-block}.pp-nav__brand:hover{text-decoration:none !important}.pp-nav__brand:hover .pp-nav__back{transform:translateX(-3px);color:var(--accent)}.pp-nav__links{display:flex;gap:1.5rem;overflow-x:auto;scrollbar-width:none}.pp-nav__links::-webkit-scrollbar{display:none}.pp-nav__links a{position:relative;font-size:.88rem;font-weight:500;color:var(--muted);padding:18px 0;white-space:nowrap}.pp-nav__links a:hover{color:var(--ink);text-decoration:none}.pp-nav__links a.is-active{color:var(--accent-ink)}.pp-nav__links a.is-active::after{content:'';position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--accent);border-radius:2px}.pp-hero{position:relative;padding:76px 0 64px;text-align:center;background:radial-gradient(1200px 420px at 50% -120px, rgba(56,102,170,0.1), transparent 70%),linear-gradient(180deg, #fbfcfe 0%, var(--bg) 100%);border-bottom:1px solid var(--line);overflow:hidden}.pp-hero::before{content:'';position:absolute;inset:0;background-image:radial-gradient(rgba(56,102,170,0.1) 1px, transparent 1px);background-size:22px 22px;-webkit-mask-image:radial-gradient(ellipse at 50% 0%, #000 0%, transparent 70%);mask-image:radial-gradient(ellipse at 50% 0%, #000 0%, transparent 70%);pointer-events:none}.pp-hero__inner{position:relative}.pp-pill{display:inline-block;padding:.3em 1em;margin-bottom:1.4rem;font:600 0.74rem/1.4 var(--sans);letter-spacing:.12em;text-transform:uppercase;color:var(--accent-ink);background:var(--accent-soft);border-radius:999px;box-shadow:inset 0 0 0 1px rgba(56,102,170,0.18)}.pp-hero__brand{margin:0;font:700 clamp(3.2rem, 9vw, 5.4rem)/1 var(--serif);letter-spacing:-.03em;color:var(--ink)}.pp-hero__brand em{font-style:normal;color:var(--accent)}.pp-hero__title{max-width:760px;margin:.55em auto 0;font:600 clamp(1.3rem, 2.6vw, 1.75rem)/1.3 var(--serif);color:var(--ink);letter-spacing:-.01em}.pp-hero__tagline{max-width:640px;margin:1.1em auto 0;font-size:1.08rem;color:var(--muted)}.pp-hero__authors{margin:1.8rem auto 0;max-width:760px;font-size:1.02rem;color:var(--text)}.pp-author{white-space:nowrap}.pp-author:not(:last-child)::after{content:'·';margin-left:.45em;color:var(--faint)}.pp-author--me{color:var(--ink);font-weight:600}.pp-hero__affil{margin:.35rem 0 0;font-size:.9rem;color:var(--muted)}.pp-hero__affil span+span::before{content:'  ·  ';white-space:pre;color:var(--faint)}.pp-hero__affil sup,.pp-author sup{font-size:.68em;color:var(--accent);margin-left:1px}.pp-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:.6rem;margin-top:2rem}.pp-btn{display:inline-flex;align-items:center;gap:.5em;padding:.62em 1.25em;border-radius:999px;font:500 0.92rem/1 var(--sans);color:var(--ink) !important;background:var(--surface);border:1px solid var(--line);box-shadow:0 1px 2px rgba(20,35,60,0.04);transition:transform .15s, box-shadow .15s, border-color .15s, background .15s}.pp-btn svg{width:16px;height:16px;fill:currentColor}.pp-btn .ai{font-size:1.05em}.pp-btn:hover{text-decoration:none !important;transform:translateY(-1px);border-color:rgba(56,102,170,0.45);box-shadow:var(--shadow)}.pp-btn--primary{background:var(--accent);border-color:var(--accent);color:#fff !important}.pp-btn--primary svg{fill:none;stroke:currentColor;stroke-width:1.7}.pp-btn--primary:hover{background:var(--accent-ink);border-color:var(--accent-ink)}.pp-stats{display:grid;grid-template-columns:repeat(4, 1fr);gap:14px;max-width:900px;margin:3rem auto 0}.pp-stat{padding:1.1rem 1rem 1rem;background:rgba(255,255,255,0.78);border:1px solid var(--line);border-radius:14px;text-align:left}.pp-stat__value{display:block;font:600 2rem/1.1 var(--sans);color:var(--ink);letter-spacing:-.02em}.pp-stat__label{display:block;margin-top:.4rem;font-size:.82rem;line-height:1.45;color:var(--muted)}.pp-section{padding:84px 0}.pp-section--tint{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.pp-section+.pp-section--tint,.pp-section--tint+.pp-section{border-top:0}.pp-eyebrow{margin:0 0 .7rem;font:600 0.74rem/1 var(--sans);letter-spacing:.16em;text-transform:uppercase;color:var(--accent)}.pp-h2{margin:0 0 1.1rem;font:600 clamp(1.7rem, 3.2vw, 2.25rem)/1.2 var(--serif);letter-spacing:-.015em;color:var(--ink)}.pp-h3{margin:2.6rem 0 .8rem;font:600 1.28rem/1.3 var(--serif);color:var(--ink)}.pp-lead{font-size:1.12rem;color:var(--text);max-width:820px}.pp-section p{max-width:820px}.pp-tldr{margin:1.8rem 0 0;padding:1.3rem 1.5rem;background:var(--accent-soft);border-radius:var(--radius);border:1px solid rgba(56,102,170,0.14)}.pp-tldr b{display:block;margin-bottom:.35rem;font:700 0.72rem var(--sans);letter-spacing:.16em;color:var(--accent-ink)}.pp-tldr p{margin:0;color:var(--ink)}.pp-cards{display:grid;grid-template-columns:repeat(3, 1fr);gap:16px;margin-top:2rem}.pp-card{padding:1.3rem 1.3rem 1.2rem;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.pp-card__num{display:inline-grid;place-items:center;width:28px;height:28px;margin-bottom:.8rem;border-radius:8px;font:600 0.85rem var(--serif);color:var(--accent-ink);background:var(--accent-soft)}.pp-card h3{margin:0 0 .4rem;font:600 1.05rem/1.35 var(--serif);color:var(--ink)}.pp-card p{margin:0;font-size:.92rem;line-height:1.6;color:var(--muted)}.pp-figure{margin:2rem 0 0;padding:18px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.pp-figure figcaption,.pp-caption{margin-top:.9rem;font-size:.88rem;line-height:1.6;color:var(--muted)}.pp-figure figcaption strong,.pp-caption strong{color:var(--text)}.pp-takeaway{margin:1.6rem 0 0;padding:1rem 1.25rem;border-left:3px solid var(--accent);background:linear-gradient(90deg, var(--accent-soft), rgba(231,238,248,0));border-radius:0 12px 12px 0;color:var(--ink);max-width:820px}.pp-takeaway b{color:var(--accent-ink)}.pp-math{margin:1.4rem 0;padding:1rem 1.2rem;background:var(--surface);border:1px solid var(--line);border-radius:12px;overflow-x:auto;text-align:center;color:var(--ink)}.pp-widget{margin-top:2rem;padding:22px 24px 20px;background:var(--surface);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}.pp-widget__head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:.8rem 1.4rem;margin-bottom:1.1rem}.pp-widget__title{margin:0;font:600 1.02rem/1.35 var(--sans);color:var(--ink)}.pp-widget__sub{margin:.2rem 0 0;font-size:.85rem;color:var(--muted);max-width:560px}.pp-tag{display:inline-block;margin-left:.5em;padding:.1em .55em;font:600 0.66rem/1.5 var(--sans);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);background:var(--line-soft);border-radius:6px;vertical-align:2px}.pp-seg{display:inline-flex;max-width:100%;overflow-x:auto;scrollbar-width:none;padding:3px;background:var(--line-soft);border-radius:10px;gap:2px}.pp-seg button{white-space:nowrap;flex:0 0 auto;border:0;background:transparent;padding:.42em .9em;border-radius:8px;font:500 0.84rem var(--sans);color:var(--muted);cursor:pointer;transition:background .15s, color .15s, box-shadow .15s}.pp-seg button:hover{color:var(--ink)}.pp-seg button[aria-pressed="true"]{background:var(--surface);color:var(--ink);box-shadow:0 1px 2px rgba(20,35,60,0.08),0 0 0 1px var(--line)}.pp-range{display:flex;align-items:center;gap:.8rem;font-size:.86rem;color:var(--muted)}.pp-range label{min-width:0;white-space:nowrap}.pp-range output{min-width:2.6em;font:600 0.95rem var(--sans);color:var(--ink);font-variant-numeric:tabular-nums}.pp-range input[type=range]{-webkit-appearance:none;appearance:none;width:180px;height:4px;border-radius:4px;background:linear-gradient(90deg, var(--accent) var(--p, 50%), var(--line) var(--p, 50%));outline:none}.pp-range input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;border-radius:50%;background:var(--surface);border:2px solid var(--accent);box-shadow:0 1px 4px rgba(20,35,60,0.2);cursor:grab}.pp-range input[type=range]::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:var(--surface);border:2px solid var(--accent);cursor:grab}.pp-legend{display:flex;flex-wrap:wrap;gap:.4rem 1.1rem;margin:.6rem 0 0;font-size:.82rem;color:var(--muted)}.pp-legend span{display:inline-flex;align-items:center;gap:.45em}.pp-legend i{width:10px;height:10px;border-radius:50%;display:inline-block}.pp-legend i.tick{width:2px;height:12px;border-radius:1px;background:var(--ink)}.pp-legend i.bar{width:12px;height:10px;border-radius:3px}.pp-chart{position:relative;width:100%}.pp-chart svg{display:block;width:100%;height:auto;overflow:visible}.pp-chart text{font-family:var(--sans)}.pp-tip{position:absolute;z-index:5;pointer-events:none;opacity:0;min-width:140px;padding:.55rem .7rem;border-radius:10px;background:rgba(24,32,44,0.94);color:#fff;font-size:.8rem;line-height:1.45;box-shadow:0 8px 24px rgba(20,35,60,0.25);transform:translate(-50%, calc(-100% - 12px));transition:opacity .12s}.pp-tip.is-on{opacity:1}.pp-tip b{font-size:.95rem}.pp-tip .row{display:flex;align-items:center;gap:.5em;white-space:nowrap}.pp-tip .key{width:12px;height:2px;border-radius:2px;display:inline-block}.pp-tip .dim{color:rgba(255,255,255,0.7)}.pp-readouts{display:grid;grid-template-columns:repeat(3, 1fr);gap:12px;margin-top:1rem}.pp-readout{padding:.8rem .95rem;border:1px solid var(--line);border-radius:12px;background:#fbfcfe}.pp-readout span{display:block;font-size:.74rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}.pp-readout b{display:block;margin-top:.2rem;font:600 1.55rem/1.15 var(--sans);color:var(--ink);font-variant-numeric:tabular-nums}.pp-readout small{display:block;margin-top:.15rem;font-size:.78rem;color:var(--muted)}.pp-readout--ours{background:var(--accent-soft);border-color:rgba(56,102,170,0.2)}.pp-twin{display:grid;grid-template-columns:1fr 1fr;gap:14px}.pp-panel{position:relative;border:1px solid var(--line-soft);border-radius:14px;background:linear-gradient(180deg, #fbfcfe, #f6f8fb);padding:12px 14px 10px}.pp-panel__label{display:flex;flex-wrap:wrap;gap:0 .5em;justify-content:space-between;align-items:baseline;font-size:.84rem;color:var(--muted)}.pp-panel__label b{color:var(--ink);font-weight:600}.pp-panel canvas{display:block;width:100%;height:auto;aspect-ratio:4 / 3}.pp-tablewrap{overflow-x:auto;margin-top:1rem}.pp-table{width:100%;border-collapse:separate;border-spacing:0;font-size:.86rem;font-variant-numeric:tabular-nums}.pp-table th{position:sticky;top:0;background:#f7f9fc;color:var(--ink);font-weight:600;text-align:center;padding:.6rem .7rem;border-bottom:1px solid var(--line);white-space:nowrap}.pp-table td{padding:.55rem .7rem;text-align:center;border-bottom:1px solid var(--line-soft);white-space:nowrap}.pp-table th:first-child,.pp-table td:first-child{text-align:left}.pp-table tr.ours td{background:var(--accent-soft);color:var(--ink);font-weight:600}.pp-table tr.fo td:first-child::after{content:'FO';margin-left:.5em;padding:.05em .4em;font-size:.68rem;font-weight:600;color:var(--muted);background:var(--line-soft);border-radius:4px}.pp-table tbody tr:last-child td{border-bottom:0}.pp-details{margin-top:1rem}.pp-details>summary{cursor:pointer;font-size:.86rem;color:var(--accent-ink);list-style:none}.pp-details>summary::-webkit-details-marker{display:none}.pp-details>summary::before{content:'▸ '}.pp-details[open]>summary::before{content:'▾ '}.pp-toy{display:grid;grid-template-columns:minmax(0, 1fr) 248px;gap:16px;align-items:stretch}.pp-toy .pp-twin{height:100%}.pp-toy .pp-panel{display:flex;flex-direction:column}.pp-toy .pp-panel canvas{aspect-ratio:13 / 9;margin-top:auto}.pp-toy__side{display:flex;flex-direction:column;gap:12px}.pp-toy__side .pp-range{justify-content:space-between;gap:.6rem}.pp-toy__side .pp-range input[type=range]{width:90px;flex:1 1 auto}.pp-toy__side .pp-range output,.pp-toy__stat b{font:600 1rem/1.2 var(--sans);color:var(--ink);font-variant-numeric:tabular-nums}.pp-toy__side .pp-range output{min-width:2.4em;text-align:right}.pp-toy__stats{margin-top:auto;display:flex;flex-direction:column;border:1px solid var(--line);border-radius:14px;background:#fbfcfe;overflow:hidden}.pp-toy__stat{display:flex;align-items:center;justify-content:space-between;gap:.6rem;padding:.62rem .9rem;font-size:.86rem;color:var(--muted)}.pp-toy__stat+.pp-toy__stat{border-top:1px solid var(--line-soft)}.pp-toy__stat span{line-height:1.25}.pp-toy__stat small{display:block;font-size:.74rem;color:var(--muted);opacity:.85}.pp-toy__stat sub{font-size:.7em}.pp-toy__stat.is-ours{background:var(--accent-soft)}.pp-toy__stat.is-ours b{color:var(--accent-ink)}.pp-cos{display:grid;grid-template-columns:minmax(0, 1fr) 220px;gap:20px;align-items:center}.pp-cos__side{margin-top:0}.pp-cos__side .pp-conv__note{margin:0;padding:.62rem .9rem;border-top:1px solid var(--line-soft)}.pp-conv{display:grid;grid-template-columns:minmax(0, 1fr) 250px;gap:18px;align-items:start}.pp-section .pp-conv__summary{margin:-.2rem 0 1rem;padding:.7rem 1rem;font-size:.9rem;color:var(--text);background:var(--accent-soft);border-radius:10px;max-width:none}.pp-conv__summary b{color:var(--accent-ink)}.pp-conv__read{padding:14px 16px;border:1px solid var(--line);border-radius:14px;background:#fbfcfe;font-size:.86rem}.pp-conv__at{margin:0 0 .6rem;font:600 1rem var(--sans);color:var(--ink)}.pp-conv__k{display:block;margin:.7rem 0 .3rem;font-size:.7rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}.pp-conv__rows{display:grid;gap:.3rem}.pp-conv__row{display:grid;grid-template-columns:12px 50px 1fr;align-items:center;gap:.5rem}.pp-conv__row i{width:12px;height:3px;border-radius:2px}.pp-conv__row span{color:var(--muted)}.pp-conv__row b{color:var(--ink);font-weight:600;font-variant-numeric:tabular-nums;text-align:right;white-space:pre}.pp-conv__row b.dim{color:var(--faint);font-weight:500}.pp-conv__note{margin:.8rem 0 0;font-size:.76rem;color:var(--muted);line-height:1.45}.pp-faq{margin-top:1.4rem;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);overflow:hidden}.pp-faq details{border-bottom:1px solid var(--line-soft)}.pp-faq details:last-child{border-bottom:0}.pp-faq summary,.pp-abstract summary{display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:1.05rem 1.35rem;cursor:pointer;list-style:none;font-weight:600;font-size:.98rem;color:var(--ink);transition:background .15s}.pp-faq summary::-webkit-details-marker,.pp-abstract summary::-webkit-details-marker{display:none}.pp-faq summary:hover,.pp-abstract summary:hover{background:#fafbfd}.pp-faq summary::after,.pp-abstract summary::after{content:'';flex:0 0 auto;width:8px;height:8px;border-right:1.6px solid var(--faint);border-bottom:1.6px solid var(--faint);transform:rotate(45deg) translateY(-2px);transition:transform .2s}.pp-faq details[open] summary::after,.pp-abstract[open] summary::after{transform:rotate(-135deg)}.pp-faq p,.pp-abstract p{margin:0;padding:0 1.35rem 1.2rem;font-size:.96rem;color:var(--text);max-width:none}.pp-abstract{margin:1.2rem 0 1.2rem;border:1px solid var(--line);border-radius:var(--radius);background:var(--bg)}.pp-bibtex{position:relative}.pp-bibtex pre{margin:0;padding:2.4rem 1.4rem 1.3rem;background:#f4f7fb;border:1px solid var(--line);border-radius:14px;overflow-x:auto;font:0.82rem/1.65 var(--mono);color:var(--ink)}.pp-copy{position:absolute;top:.7rem;right:.7rem;padding:.3em .9em;font:500 0.76rem var(--sans);color:var(--muted);background:var(--surface);border:1px solid var(--line);border-radius:999px;cursor:pointer}.pp-copy:hover{color:var(--accent-ink);border-color:var(--accent)}.pp-footer{padding:40px 0 56px;text-align:center;font-size:.86rem;color:var(--muted)}.reveal{opacity:0;transform:translateY(14px);transition:opacity .7s ease, transform .7s ease}.reveal.is-in{opacity:1;transform:none}@media (prefers-reduced-motion: reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}@media (max-width: 820px){.pp-stats{grid-template-columns:repeat(2, 1fr)}.pp-cards{grid-template-columns:1fr}.pp-twin{grid-template-columns:1fr}.pp-toy,.pp-conv,.pp-cos{grid-template-columns:1fr}.pp-toy .pp-twin{height:auto}.pp-toy .pp-twin{grid-template-columns:1fr 1fr}.pp-readouts{grid-template-columns:1fr 1fr}.pp-nav__links{gap:1rem}}@media (max-width: 560px){body.pp{font-size:16px}.pp-wrap,.pp-nav__inner{padding:0 18px}.pp-hero{padding:52px 0 44px}.pp-section{padding:60px 0}.pp-nav__links{display:none}.pp-widget{padding:16px 14px}.pp-range input[type=range]{width:130px}}.pp-legend i.sq{border-radius:2px}.pp-btn--sm{padding:.42rem .85rem;font-size:.84rem}.pp-play{display:grid;grid-template-columns:minmax(0, 540px) minmax(0, 1fr);gap:22px;align-items:stretch}.pp-play__map canvas{display:block;width:100%;aspect-ratio:1;border-radius:14px;border:1px solid var(--line);background:#f6f8fb}.pp-play__side{display:flex;flex-direction:column;gap:14px}.pp-play__side .pp-range{justify-content:space-between;gap:.6rem}.pp-play__side .pp-range input[type=range]{width:90px;flex:1 1 auto}.pp-play__side .pp-range output{font:600 1rem/1.2 var(--sans);color:var(--ink);min-width:2.4em;text-align:right}.pp-play__side .pp-toy__stats{margin-top:0}.pp-play__btns{display:flex;gap:8px;margin-top:auto}.pp-ctab{display:grid;gap:2px;margin:.2rem -6px 0}.pp-ctab__row{display:grid;grid-template-columns:minmax(0, 1fr) auto auto;gap:.55rem;align-items:center;padding:.3rem 6px;border-radius:8px;font-size:.84rem}.pp-ctab__row[role=button]{cursor:pointer}.pp-ctab__row[role=button]:hover,.pp-ctab__row[role=button]:focus-visible{background:var(--line-soft);outline:none}.pp-ctab__row.is-sel{background:#f7ece1}.pp-ctab__row.is-ours{background:var(--accent-soft)}.pp-ctab__head{font-size:.68rem;font-weight:600;letter-spacing:.07em;text-transform:uppercase;color:var(--muted);padding-bottom:.1rem}.pp-ctab__row>:nth-child(2),.pp-ctab__row>:nth-child(3){text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}.pp-ctab__row b{color:var(--ink);font-weight:600}.pp-ctab__row .dim{color:var(--faint)}.pp-ctab__name{display:inline-flex;align-items:center;gap:.45em;color:var(--text);min-width:0;white-space:nowrap}.pp-ctab__name i{width:12px;height:3px;border-radius:2px;flex:none}.pp-conv--wide{grid-template-columns:minmax(0, 1fr) 300px}.pp-trio{display:grid;grid-template-columns:repeat(3, minmax(0, 1fr));gap:16px}.pp-trio>div{min-width:0}.pp-spec{width:100%;border-collapse:collapse;font-size:.86rem;margin-top:.4rem}.pp-spec th,.pp-spec td{padding:.45rem .6rem;border-bottom:1px solid var(--line-soft);text-align:right;font-variant-numeric:tabular-nums}.pp-spec th:first-child,.pp-spec td:first-child{text-align:left}.pp-spec th{font-size:.72rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}@media (max-width: 820px){.pp-play,.pp-conv--wide,.pp-trio{grid-template-columns:1fr}}@media (max-width: 560px){.pp-math{font-size:.8rem;padding:.8rem .6rem}}