.fx-meta{margin-top:8px;color:var(--ink-3);font-size:var(--fs-small);font-weight:600}.sec-lead{color:var(--ink-2);max-width:68ch;margin:0 0 var(--s-lg)}.sec-note{color:var(--ink-3);font-size:var(--fs-small);margin-top:var(--s-md);max-width:70ch}.pt{color:var(--num-ten);font-weight:800}.pj{color:var(--num-join);font-weight:800}.pu{color:var(--num-unit);font-weight:800}.pb{color:var(--ink-1);font-weight:800}.key .pt,.key .pj,.key .pu{padding:1px 8px;border-radius:var(--r-full);font-size:.9em}.key .pt{background:var(--num-ten-bg)}.key .pj{background:var(--num-join-bg)}.key .pu{background:var(--num-unit-bg)}.ct{display:inline-block;width:48px;height:48px;border-radius:12px;object-fit:cover;flex:none;box-shadow:0 1px 0 var(--line);background:var(--canvas)}.ct--s{width:34px;height:34px;border-radius:9px}.nbld-sec{padding-top:var(--s-2xl)}.nbld{border:1px solid var(--line);border-radius:var(--r-2xl);background:var(--surface);padding:var(--s-2xl);box-shadow:var(--shadow-card)}.nbld__head .fx-h2{margin-bottom:4px}.nbld__sub{color:var(--ink-2);margin:0 0 var(--s-xl)}.nbld__stage{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:var(--s-2xl)}.nbld__tiles{display:flex;align-items:center;gap:10px;min-height:128px}.nbld__tiles .ct{width:120px;height:120px;border-radius:24px;transition:transform .35s cubic-bezier(.2,.8,.2,1),opacity .35s}.nbld__tiles .ct--s{width:120px;height:120px}.nbld__tiles.is-swap .ct{transform:translateY(8px) scale(.94);opacity:.35}.nbld__op{font-style:normal;font-family:var(--font-display);font-weight:900;font-size:1.6rem;color:var(--num-join);background:var(--num-join-bg);border-radius:var(--r-full);padding:4px 14px}.nbld__num{font-family:var(--font-display);font-weight:900;font-size:clamp(2.6rem,6vw,4rem);line-height:1;color:var(--ink-1);font-variant-numeric:tabular-nums}.nbld__word{font-family:var(--font-display);font-size:clamp(1.6rem,3.6vw,2.4rem);line-height:1.15;margin:6px 0 10px;min-height:1.2em}.nbld__rule{display:inline-flex;gap:6px;align-items:baseline;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-full);padding:6px 14px;font-size:var(--fs-small);color:var(--ink-2)}.nbld__rule b{color:var(--ink-1)}.nbld__play{display:inline-flex;align-items:center;gap:10px;border:0;border-radius:var(--r-full);background:var(--btn-primary);color:#fff;font-weight:800;font-size:1rem;padding:14px 22px;cursor:pointer;box-shadow:0 4px 0 var(--btn-primary-deep)}.nbld__play span{width:22px;height:22px;background:#fff;-webkit-mask:var(--ico-sp) center/contain no-repeat;mask:var(--ico-sp) center/contain no-repeat}.nbld__play:active{transform:translateY(2px);box-shadow:0 2px 0 var(--btn-primary-deep)}.nbld__ctl{display:flex;align-items:center;gap:var(--s-md);margin-top:var(--s-xl)}.nbld__ctl input{flex:1;min-width:0;height:44px;margin:0;background:transparent;-webkit-appearance:none;appearance:none;touch-action:pan-y;cursor:pointer}.nbld__ctl 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center/contain no-repeat}.sent__es{font-weight:700;font-size:1.05rem}.sent__es mark{background:var(--num-ten-bg);color:var(--num-ten);border-radius:6px;padding:0 4px}.sent__en{color:var(--ink-3);font-size:var(--fs-small)}.mw{list-style:none;padding:0;margin:0;display:grid;gap:10px;grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}.mw__c{display:flex;gap:12px;align-items:center;width:100%;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--surface);padding:10px 12px;cursor:pointer;font:inherit;color:inherit;text-align:left}.mw__c .ct{width:52px;height:52px}.mw__c span{display:flex;flex-direction:column}.mw__c small{color:var(--ink-3)}.faq{display:grid;gap:8px;max-width:820px}.faq details{border:1px solid var(--line);border-radius:var(--r-lg);background:var(--surface);padding:4px 16px}.faq summary{cursor:pointer;list-style:none}.faq summary::-webkit-details-marker{display:none}.faq summary h3{display:inline;font-size:1.02rem}.faq summary:after{content:"+";float:right;font-weight:800;color:var(--ink-3)}.faq details[open] summary:after{content:"−"}.faq summary{padding:10px 0}.faq p{margin:0 0 12px;color:var(--ink-2)}:root{--ico-sp:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M11 4.702a.705.705 0 0 0-1.203-.498L6.413 7.587A1.4 1.4 0 0 1 5.416 8H3a1 1 0 0 0-1 1v6a1 1 0 0 0 1 1h2.416a1.4 1.4 0 0 1 .997.413l3.383 3.384A.705.705 0 0 0 11 19.298z'/%3E%3Cpath d='M16 9a5 5 0 0 1 0 6'/%3E%3Cpath d='M19.364 18.364a9 9 0 0 0 0-12.728'/%3E%3C/svg%3E")}@media(prefers-reduced-motion:reduce){.nbld__word .w>span,.rq__res .pt,.rq__res .pu{animation:none}.nbld__tiles .ct{transition:none}}.key>span{white-space:nowrap}@media(max-width:640px){.nbld__ctl{flex-wrap:wrap;justify-content:space-between;row-gap:4px}.nbld__ctl input{order:-1;flex:1 0 100%}.nbld__try{gap:5px}.nbld__try 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th{text-align:start}.af tbody th{text-align:start;font-weight:700;color:var(--ink-1);font-size:var(--fs-small)}.af__n{display:block}.af__note{display:block;font-weight:600;color:var(--ink-2);font-size:.75rem}.af td{text-align:center}.af__f{font-size:1.875rem;line-height:1.5;color:var(--ink-1)}.af__nj{background:var(--flame-tint)}@media(max-width:480px){.af th,.af td{padding:6px 2px}.af thead th{font-size:.625rem;letter-spacing:0}.af__f{font-size:1.5rem}.af tbody th{width:30%}}.anj__c{flex-direction:row;align-items:center;flex-wrap:wrap;gap:12px;background:var(--surface)}.anj__l{font-size:2.25rem;line-height:1.3;color:var(--ink-1);min-width:2.5rem;text-align:center}.ah__m{display:inline-flex;align-items:center;gap:10px;min-height:48px;color:var(--ink-1)}.ah__m [lang=ar]{font-size:2rem;line-height:1.5}.ah__n{font-weight:700;color:var(--ink-1);font-size:var(--fs-small)}.ah__t{font-size:var(--fs-small);color:var(--ink-2)}.ah__t>span{display:block;margin-bottom:4px}@media(max-width:640px){.ah thead{display:none}.ah,.ah tbody,.ah tr,.ah th,.ah td{display:block;width:auto}.ah tr{padding:10px 0;border-bottom:1px solid var(--line)}.ah th,.ah td{padding:2px 0;border:0}}.asm{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,300px),1fr));gap:10px;margin-top:var(--s-lg);max-width:56rem}.asm__c{display:flex;flex-direction:column;gap:10px;padding:12px;border:2px solid var(--line);border-radius:16px;background:var(--surface)}.asm__c--sun{border-color:var(--flame)}.asm__c--moon{border-color:var(--brand)}.asm__h{font-family:var(--font-display);font-weight:900;color:var(--ink-1)}.asm__ls{display:flex;flex-wrap:wrap;gap:6px}.asm__ls span{display:inline-grid;place-items:center;min-width:2.5rem;height:2.75rem;border-radius:10px;background:var(--canvas);border:1px solid var(--line);font-size:1.5rem;color:var(--ink-1)}.scw{list-style:none;display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,230px),1fr));gap:10px;margin-top:var(--s-lg)}.scw__c{display:grid;gap:10px;padding:12px;background:var(--canvas);border:2px solid var(--line);border-bottom-width:4px;border-radius:18px;min-width:0}.scw__h{display:flex;align-items:baseline;gap:10px}.scw__g{font-size:2rem;font-weight:700;line-height:1.2;color:var(--ink-1)}.scw__l{font-weight:700;color:var(--ink-4);font-size:var(--fs-small)}.scw__ex{display:grid;grid-template-columns:56px minmax(0,1fr);gap:10px;align-items:center;text-align:start;padding:6px;border-radius:14px;background:var(--surface);min-height:44px}.scw__ex:hover{background:var(--brand-tint)}.scw__ex img{width:56px;height:56px;border-radius:10px;object-fit:cover}.scw__w{display:grid;min-width:0;font-size:var(--fs-small);color:var(--ink-3)}.scw__w .app-word{font-size:1.0625rem;font-weight:700;color:var(--ink-1);overflow-wrap:break-word}.scw__w i{color:var(--ink-4)}@media(max-width:480px){.scw{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.scw__c{padding:8px}.scw__ex{grid-template-columns:1fr;justify-items:start}}