/* Existing presentation layout; approved localized trade-sharing demonstration. */
.product-film{--film-edge:#d0d6dc;--film-chrome:#f0f2f4;--film-shadow:#1425341b;position:relative;isolation:isolate;width:100%;height:516px;contain:layout style}
:root[data-theme=dark] .product-film{--film-edge:#414750;--film-chrome:#20252b;--film-shadow:#0006}
.product-phone{position:absolute;top:10px;left:14%;width:216px;padding:0 5px;border:1px solid #69717a;border-radius:28px;background:#13171c;box-shadow:0 24px 44px var(--film-shadow);overflow:hidden}
.product-phone video{display:block;width:100%;height:auto;aspect-ratio:390/844;object-fit:contain;background:#151b23;border-radius:3px;pointer-events:none}
.product-phone-top{height:15px;display:grid;place-items:center}.product-phone-top i{display:block;width:28px;height:3px;background:#343b44;border-radius:4px}.product-phone-bottom{height:14px;display:grid;place-items:center}.product-phone-bottom i{width:60px;height:3px;border-radius:4px;background:#aeb5bd}
.product-focus{position:absolute;right:0;top:174px;width:min(70%,308px);overflow:hidden;border:1px solid var(--film-edge);border-radius:8px;background:var(--film-chrome);box-shadow:0 14px 38px var(--film-shadow);opacity:0;visibility:hidden;pointer-events:none;transform-origin:35% 50%;will-change:transform,opacity}
.product-focus canvas{display:block;width:100%;height:auto}
.product-desktop{position:absolute;width:calc(100% - 120px);left:0;top:35px;border:1px solid var(--film-edge);border-radius:9px;overflow:hidden;background:var(--film-chrome);box-shadow:0 25px 46px var(--film-shadow)}
.product-browser-bar{height:25px;display:flex;align-items:center;gap:5px;padding:0 10px}.product-browser-bar i{width:5px;height:5px;display:block;border-radius:50%;background:#ff6058}.product-browser-bar i:nth-child(2){background:#febd2e}.product-browser-bar i:nth-child(3){background:#28c840}
.product-desktop video{display:block;width:100%;height:auto;aspect-ratio:1280/800;object-fit:contain;pointer-events:none}
.product-film-pair{height:520px}.product-film-pair .product-phone{left:auto;right:0;top:80px;width:192px}.product-film-pair .product-focus{left:22px;right:auto;top:218px;width:310px;max-width:59%}
body[data-auth-page] .auth-side .site-presentation-media:has(.product-film){max-width:490px;margin:0 auto 0}
body[data-auth-page] .auth-side .product-film{height:510px}
.home-platform{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);align-items:center;gap:70px;padding-top:76px;padding-bottom:64px;color:#19212a}
.home-platform-devices{min-width:0}.home-platform-copy{max-width:410px}.home-platform-copy h2{margin:0 0 25px;font-size:clamp(30px,2.7vw,42px);font-weight:600;line-height:1.24;letter-spacing:-.035em;word-break:keep-all}.home-platform-copy p{font-size:15px;line-height:1.8;color:#78818c;margin:0 0 34px;word-break:keep-all;max-width:350px}.home-platform-copy>a{display:inline-flex;align-items:center;justify-content:center;gap:26px;min-height:47px;padding:0 23px;border-radius:7px;background:#19212a;color:#fff;font-size:14px;font-weight:600;text-decoration:none;transition:background .18s,transform .18s}.home-platform-copy>a:hover{background:#33414f;transform:translateY(-1px)}.home-platform-copy>a:focus-visible{outline:2px solid #18a5b5;outline-offset:4px}
:root[data-theme=dark] .home-platform{color:#f2f4f6}:root[data-theme=dark] .home-platform-copy p{color:#959fa9}:root[data-theme=dark] .home-platform-copy>a{background:#f0f3f5;color:#19212a}:root[data-theme=dark] .home-platform-copy>a:hover{background:#d9e0e5}
@media(min-width:1700px){.home-platform{gap:90px}.product-film-pair{height:565px}.product-film-pair .product-phone{width:212px;top:82px}.product-film-pair .product-focus{top:234px}}
@media(max-width:1100px){.home-platform{gap:40px;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr)}.product-film-pair .product-phone{width:166px;top:92px}.product-film-pair{height:460px}.product-film-pair .product-desktop{width:calc(100% - 72px)}.product-film-pair .product-focus{left:0;top:225px;max-width:63%}.home-platform-copy h2{font-size:32px}}
@media(max-width:800px){.home-platform{grid-template-columns:1fr;gap:20px;padding-top:48px;padding-bottom:42px}.home-platform-copy{grid-row:1;max-width:500px}.home-platform-copy h2{font-size:32px;margin-bottom:18px}.home-platform-copy p{margin-bottom:24px;max-width:430px}.home-platform-devices{width:100%;max-width:600px;margin:auto}.product-film-pair .product-phone{width:198px;top:60px}.product-film-pair .product-focus{max-width:53%;top:205px}.product-film-pair{height:530px}}
@media(max-width:500px){.home-platform{padding-inline:20px}.home-platform-copy h2{font-size:30px}.home-platform-copy p{font-size:14px}.product-desktop{display:none}.product-film-pair{height:510px}.product-film-pair .product-phone{width:207px;top:20px;left:5px;right:auto}.product-film-pair .product-focus{left:auto;right:0;top:185px;width:258px;max-width:80%}.product-focus{border-radius:7px;box-shadow:0 10px 28px var(--film-shadow)}}
@media(prefers-reduced-motion:reduce){.product-focus{display:none!important}.home-platform-copy>a{transition:none}.product-phone,.product-desktop{transform:none!important;opacity:1!important}}

/* Exchange reference rhythm: mobile first; asset analysis opens the larger desktop. */
.product-film-pair .product-desktop{opacity:0;visibility:hidden;transform:translateY(12px);transition:opacity .65s,transform .8s cubic-bezier(.22,.61,.36,1),visibility .65s}
.product-film-pair .product-phone{left:17%;right:auto;transition:opacity .55s,transform .75s cubic-bezier(.22,.61,.36,1)}
.product-film-pair[data-stage=desktop] .product-desktop{opacity:1;visibility:visible;transform:none}
.product-film-pair[data-stage=desktop] .product-phone{opacity:0;transform:translateY(8px);pointer-events:none}
.home-platform-copy h2{font-weight:650;font-size:clamp(30px,3vw,46px)}
@media(max-width:500px){.product-film-pair .product-phone{left:5px}.home-platform-copy h2{font-size:30px}}

.product-film-pair .product-desktop{width:100%;top:46px}.product-film-pair .product-focus{left:42%;right:auto;max-width:52%;top:220px}
@media(max-width:500px){.product-film-pair .product-focus{left:auto;right:0;max-width:80%;top:185px}}

/* Whole approved transparent composition; retain surrounding page layout. */
.product-film.product-film-share{height:auto!important;aspect-ratio:800/680;display:block;width:100%;background:transparent;overflow:visible}
.product-film-share>img{display:block;width:100%;height:auto;aspect-ratio:800/680;object-fit:contain;border:0;background:transparent}