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scale(1)}}.upload-activity-button{position:relative;width:60px;height:60px;min-width:60px;min-height:60px;max-width:60px;max-height:60px;border-radius:50%;border:none;background:transparent;cursor:pointer;display:flex;align-items:center;justify-content:center;transform:translate(0) scale(1.2);transition:transform .2s ease,opacity .2s ease;flex-shrink:0;z-index:101;pointer-events:auto;visibility:visible;opacity:1;margin:0!important;box-sizing:border-box;padding:0}.upload-activity-button:disabled{opacity:.6;cursor:not-allowed}.upload-activity-button:hover{transform:scale(1.1)}.upload-activity-button:active{transform:scale(.95)}.upload-activity-icon{width:100%;height:100%;object-fit:contain;transition:transform .2s ease}.upload-activity-check{position:absolute;right:-6px;top:-6px;width:22px;height:22px;display:flex;align-items:center;justify-content:center;background:#fff;border-radius:50%;box-shadow:0 2px 6px #0003}.upload-activity-check 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portrait){.avatar-3d{width:clamp(520px,80vw,400px);height:clamp(620px,75vh,820px);top:38%;left:50%;right:auto;bottom:auto;transform:translate(-50%,-50%);opacity:1;visibility:visible;transition:opacity .3s ease,visibility .3s ease,top .3s ease,left .3s ease,transform .3s ease;clip-path:inset(5% 17.5% 60% 17.5% round 30px);overflow:hidden}.avatar-3d:before{content:"";position:absolute;top:5%;left:50%;transform:translate(-50%);width:70%;height:35%;background:#fff url(/assets/chat-ui/Background_Cartoon.png);background-size:cover;background-position:center;background-repeat:no-repeat;border-radius:28px;z-index:-1;box-shadow:0 10px 40px #00000014,0 2px 12px #0000000a;opacity:1;transition:opacity .3s ease}.avatar-3d.chat-visible{opacity:1;visibility:visible}.avatar-3d.chat-visible:before{opacity:1}}@media (orientation: portrait) and (min-width: 600px) and (max-width: 1024px){.avatar-3d{width:clamp(400px,50vw,500px);height:clamp(500px,60vh,700px);top:30%;clip-path:inset(5% 12.5% 55% 12.5% 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landscape){.character-card,.character-image-wrapper{overflow:visible}.character-check{position:absolute;top:clamp(8px,1vw,12px);right:clamp(-180px,-8vw,8px);height:clamp(26px,3.2vw,44px);width:auto;z-index:10;pointer-events:none}}.character-bubble{border:none;border-radius:20px;padding:clamp(14px,1.6vw,18px);width:clamp(220px,26vw,340px);max-width:100%;background:transparent;box-shadow:none;box-sizing:border-box;text-align:left;min-width:0;overflow:hidden;overflow-wrap:anywhere}.character-title{margin:0 0 10px;font-size:clamp(13px,1.3vw,17px);font-weight:600;line-height:1.15;max-width:100%;word-break:normal}.character-description{margin:0;font-size:clamp(13px,1.3vw,16px);line-height:1.2;max-width:100%;word-break:normal}.desktop-text{display:block}.mobile-text{display:none}@media (orientation: landscape) and (max-width: 1200px){.selection-menu-content{width:95vw}.character-bubble{width:clamp(200px,24vw,300px);padding:clamp(12px,1.5vw,16px)}.character-title{font-size:clamp(12px,1.25vw,16px)}.character-description{font-size:clamp(11px,1.2vw,15px)}}@media (orientation: landscape) and (max-width: 900px){.selection-menu{padding:clamp(20px,3vw,40px)}.selection-menu-content{width:96vw}.character-grid{gap:clamp(16px,3vw,32px)}.character-image{height:clamp(140px,18vw,200px)}.character-bubble{width:clamp(180px,22vw,260px);padding:clamp(10px,1.4vw,14px)}.character-title{font-size:clamp(11px,1.3vw,14px)}.character-description{font-size:clamp(10px,1.2vw,13px)}.ian-card .character-bubble,.nia-card .character-bubble{max-width:240px}.accent-button{padding:7px 14px;font-size:clamp(11px,1.3vw,14px)}}@media (orientation: landscape) and (max-width: 750px) and (max-height: 450px){.selection-menu{padding:clamp(16px,2.5vw,32px)}.selection-header h1{font-size:clamp(20px,3.5vw,32px)}.selection-header p{font-size:clamp(12px,2vw,16px);margin-bottom:clamp(16px,2.5vw,32px)}.character-grid{gap:clamp(12px,2.5vw,24px)}.character-image{height:clamp(120px,16vh,180px)}.ian-card .character-image,.nia-card .character-image{transform:translate(30px,-30px) scale(1.4)}.character-bubble{width:clamp(100px,10vw,240px);padding:clamp(8px,1.3vw,12px)}.character-title{font-size:clamp(10px,1.4vw,13px);margin-bottom:6px}.character-description{font-size:clamp(9px,1.3vw,12px);line-height:1.15}.ian-card .character-bubble{max-width:220px;transform:translate(-12px,8px)}.nia-card .character-bubble{max-width:220px;transform:translate(-40px,8px)}.accent-row{gap:clamp(10px,2vw,20px);margin-bottom:clamp(12px,2vw,24px)}.accent-button{padding:6px 12px;font-size:clamp(10px,1.4vw,13px)}.accent-button img{height:16px}.download-link{font-size:clamp(10px,1.4vw,13px);margin-bottom:clamp(12px,2vw,20px)}.download-link img{height:16px}.primary-button img{height:clamp(36px,5vh,48px)}}@media (orientation: landscape) and (max-width: 750px){.selection-menu{padding:8px;overflow-y:auto}.selection-header h1{font-size:18px!important;margin-bottom:4px}.selection-header p{font-size:10px!important;margin-bottom:8px}.selection-header{transform:translate(0)}.character-grid,.character-body{gap:8px}.character-image{height:100px!important}.ian-card .character-image,.nia-card .character-image{transform:translateY(-8px) scale(1.15)!important}.character-bubble{width:130px!important;max-width:130px!important;padding:6px!important;border-radius:10px}.character-title{font-size:9px!important;margin-bottom:2px;line-height:1.1}.character-description{font-size:8px!important;line-height:1.05}.ian-card .character-bubble{max-width:130px!important;transform:translate(-5px,2px)!important}.nia-card .character-bubble{max-width:130px!important;transform:translate(-25px,2px)!important}.accent-row{gap:6px;margin-bottom:6px;transform:translate(0)}.accent-button{padding:4px 8px;font-size:9px!important;border-radius:8px}.accent-button img{height:12px}.download-link{font-size:9px!important;margin-bottom:6px;transform:translate(0)}.download-link img{height:12px}.accept-row{transform:translate(0)}.primary-button img{height:32px!important}}.ian-card .character-bubble{max-width:260px;transform:translate(-15px,10px)}.nia-card .character-bubble{max-width:260px;transform:translate(-50px,10px)}@media (max-width: 1280px){.selection-header{transform:translateY(-20px)}}.accent-row{display:flex;flex-wrap:wrap;justify-content:center;gap:clamp(12px,2vw,24px);margin-bottom:clamp(16px,2.6vw,32px);transform:translate(0)}.accent-button{background:transparent;border:2px solid #ffffff;border-radius:12px;padding:8px 16px;color:#fff;display:inline-flex;align-items:center;gap:8px;cursor:pointer;font-size:clamp(12px,1.2vw,15px)}.accent-button.selected{border-color:#33d0a3}.accent-row .accent-button:nth-child(1){transform:translate(85px)}.accent-row .accent-button:nth-child(2){transform:translate(85px)}.accent-row .accent-button:nth-child(3){transform:translate(85px)}.accent-button img{height:18px;width:auto;display:block}.download-link{border:none;background:transparent;color:#fff;font-size:clamp(12px,1.2vw,15px);display:flex;align-items:center;gap:8px;cursor:pointer;justify-content:center;width:100%;margin:0 auto clamp(16px,2vw,24px);transform:translate(90px)}.download-link img{height:18px;width:auto;transform:translate(0)}.download-link:disabled{opacity:.7;cursor:not-allowed}.accept-row{display:flex;justify-content:center;transform:translate(85px)}@media (max-width: 1024px){.selection-menu{padding:clamp(20px,4vw,48px)}.selection-menu-content{width:min(1000px,92vw)}.selection-header{transform:translateY(-15px)}.accent-row .accent-button:nth-child(1),.accent-row .accent-button:nth-child(2),.accent-row .accent-button:nth-child(3){transform:translate(20px)}.download-link,.accept-row{transform:translate(20px)}}@media (max-width: 900px){.selection-header{transform:translateY(-5px)}.character-grid{gap:24px}.character-title{font-size:clamp(12px,2.6vw,16px)}.character-description{font-size:clamp(12px,2.4vw,15px)}.accent-row{gap:12px 16px}.accent-row .accent-button:nth-child(1),.accent-row .accent-button:nth-child(2),.accent-row .accent-button:nth-child(3){transform:translate(0)}.download-link,.accept-row{transform:translate(0)}}@media (orientation: portrait){.character-card{width:100%;justify-self:stretch}.selection-menu{padding:20px 20px 60px;align-items:flex-start}.selection-menu-content{width:100%;padding-bottom:60px}.selection-header{transform:translate(0)}.character-grid{grid-template-columns:1fr;gap:20px}.character-body{flex-direction:column;align-items:center;text-align:center;position:relative}.character-name{text-align:center}.ian-card .character-image,.nia-card .character-image{transform:translate(0) scale(1);height:clamp(140px,42vw,220px)}.character-bubble{max-width:clamp(100px,10vw,200px);width:clamp(100px,33vw,200px);text-align:center;position:absolute;left:64.5%;top:58%;transform:translate(-50%,-50%);padding:clamp(8px,1.6vw,12px);max-height:clamp(80px,20vw,120px)}.character-title,.character-description{text-align:center;line-height:1.1}.character-title{font-size:clamp(10px,2.6vw,12px)}.character-description{font-size:clamp(9px,2.4vw,11px)}.ian-card .character-bubble,.nia-card .character-bubble{transform:translate(-50%,-50%)}.character-card{overflow:visible;position:relative}.character-body{position:relative}.character-image-wrapper{overflow:visible;position:relative}.character-check{position:absolute;top:clamp(8px,1vw,12px);right:clamp(8px,1vw,12px);height:clamp(26px,3.2vw,44px);width:auto;z-index:10;pointer-events:none}.accent-row{justify-content:center;transform:translate(0)}.accent-row .accent-button:nth-child(1),.accent-row .accent-button:nth-child(2),.accent-row 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