@font-face{font-family:GenSenRounded;src:url(/fonts/500.otf)format("opentype");font-weight:500;font-style:normal;font-display:swap}@font-face{font-family:GenSenRounded;src:url(/fonts/700.otf)format("opentype");font-weight:700;font-style:normal;font-display:swap}@font-face{font-family:GenSenRounded;src:url(/fonts/900.otf)format("opentype");font-weight:900;font-style:normal;font-display:swap}:root{--bg-color:#e0e5ec;--primary-color:#8f9779;--text-color:#4a4a4a}html,body{background-color:var(--bg-color);width:100%;height:100%;color:var(--text-color);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0;padding:0;font-family:GenSenRounded,PingFang TC,Heiti TC,微軟正黑體,sans-serif}*{box-sizing:border-box}h1,h2,h3,h4,h5,h6{font-weight:700}button,input{font-family:inherit}.letter-content[data-v-28c8a6a0]{text-align:left;color:#555;max-height:50vh;padding-right:10px;font-size:.95rem;line-height:1.7;overflow-y:auto}.letter-content p[data-v-28c8a6a0]{margin-bottom:1rem}.announcement[data-v-28c8a6a0]{border-left:4px solid var(--primary-color);background:#8f97791a;border-radius:12px;margin-top:1.5rem;padding:15px}.announcement h4[data-v-28c8a6a0]{color:var(--primary-color);margin:0 0 10px}.announcement ul[data-v-28c8a6a0]{margin:0;padding-left:20px;list-style-type:none}.announcement li[data-v-28c8a6a0]{margin-bottom:5px;position:relative}.app-wrapper{background-color:var(--bg-color);box-sizing:border-box;flex-direction:column;justify-content:center;align-items:center;min-height:100vh;padding:2rem 1rem;display:flex;position:relative}.setup-container{flex-direction:column;align-items:center;width:100%;display:flex}.clay-card{background:var(--bg-color);text-align:center;box-sizing:border-box;border-radius:40px;width:100%;max-width:440px;padding:3rem 2rem;position:relative;box-shadow:15px 15px 30px #bebebe,-15px -15px 30px #fff}@media (width<=400px){.clay-card{padding:2rem 1.5rem}}.logo-img{width:100%;max-width:280px;height:auto;margin:0 auto 10px;display:block}.subtitle{color:var(--primary-color);letter-spacing:2px;text-align:center;margin-top:0;margin-bottom:2rem;font-family:inherit;font-size:1rem}.clay-tabs{background:var(--bg-color);border-radius:15px;margin-bottom:2rem;padding:6px;display:flex;box-shadow:inset 4px 4px 8px #bebebe,inset -4px -4px 8px #fff}.tab-btn{color:#777;cursor:pointer;background:0 0;border:none;border-radius:10px;flex:1;padding:10px;font-weight:700;transition:all .2s}.tab-btn.active{background:var(--bg-color);color:var(--primary-color);box-shadow:4px 4px 8px #bebebe,-4px -4px 8px #fff}.invitation-box{margin:2rem 0}.notice-text{color:#666;margin-bottom:.5rem;font-size:1.1rem}.room-tag{background:var(--bg-color);color:var(--primary-color);border-radius:12px;margin-bottom:1rem;padding:8px 20px;font-size:1.3rem;font-weight:900;display:inline-block;box-shadow:inset 3px 3px 6px #bebebe,inset -3px -3px 6px #fff}.input-group input{background:var(--bg-color);box-sizing:border-box;width:100%;color:var(--text-color);border:none;border-radius:15px;outline:none;margin-bottom:1.5rem;padding:16px;font-size:1rem;box-shadow:inset 5px 5px 10px #bebebe,inset -5px -5px 10px #fff}.clay-button{cursor:pointer;border:none;border-radius:15px;justify-content:center;align-items:center;gap:8px;width:100%;margin-bottom:.8rem;padding:16px;font-size:1rem;font-weight:700;transition:all .2s;display:flex}.clay-button.primary{background:var(--primary-color);color:#fff;box-shadow:5px 5px 10px #bebebe,-5px -5px 10px #fff}.clay-button.secondary{background:var(--bg-color);color:#777;box-shadow:5px 5px 10px #bebebe,-5px -5px 10px #fff}.clay-button:active{transform:scale(.99);box-shadow:inset 2px 2px 5px #00000026}.security-notice{text-align:left;background-color:#0000;border-radius:15px;margin-top:1.5rem;padding:15px;box-shadow:inset 3px 3px 6px #bebebe,inset -3px -3px 6px #fff}.notice-title{color:var(--primary-color);text-align:center;margin:0 0 10px;font-size:.95rem;font-weight:700}.notice-list{color:#666;margin:0;padding-left:20px;font-size:.85rem;line-height:1.6}.app-footer-container{flex-direction:column;align-items:center;gap:6px;margin-top:2rem;display:flex}.app-footer{color:#999;justify-content:center;align-items:center;gap:8px;font-size:.8rem;display:flex}.disclaimer-text{color:#c75a5a;opacity:.8;text-align:center;letter-spacing:.5px;font-size:.7rem}.icon-mask{background-color:var(--primary-color);width:20px;height:20px;display:inline-block;-webkit-mask-position:50%;mask-position:50%;-webkit-mask-size:contain;mask-size:contain;-webkit-mask-repeat:no-repeat;mask-repeat:no-repeat}.icon-letter{-webkit-mask-image:url(/button_letter.png);mask-image:url(/button_letter.png)}.ig-btn .icon-ig{background-color:#fff;-webkit-mask-image:url(/button_ig.png);mask-image:url(/button_ig.png)}.title-icon{width:24px;height:24px;margin-right:8px}.letter-trigger{cursor:pointer;background:0 0;border:none;align-items:center;padding:5px;transition:transform .2s;display:flex}.letter-trigger:hover{transform:scale(1.1)rotate(5deg)}#jitsi-container{width:100vw;height:100vh;position:relative}.in-meeting-controls{z-index:1000;flex-wrap:wrap;gap:12px;display:flex;position:absolute;top:15px;left:15px}.in-meeting-btn{background:var(--bg-color);color:var(--primary-color);cursor:pointer;border:none;border-radius:12px;justify-content:center;align-items:center;padding:12px 20px;font-size:1rem;font-weight:900;transition:all .2s;display:flex;box-shadow:6px 6px 12px #0003,-6px -6px 12px #ffffff1a}.in-meeting-btn:active{transform:scale(.98);box-shadow:inset 3px 3px 6px #00000026,inset -3px -3px 6px #fff9}.in-meeting-btn.exit{color:#c75a5a}.modal-overlay{-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);z-index:2000;background:#e0e5ecd9;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal-card{width:90%;max-width:500px;padding:2rem;animation:.3s cubic-bezier(.175,.885,.32,1.275) popIn}.modal-title{color:var(--primary-color);justify-content:center;align-items:center;margin-top:0;margin-bottom:1.5rem;font-size:1.3rem;display:flex}.modal-actions{gap:15px;margin-top:2rem;display:flex}.ig-btn{background:var(--primary-color);color:#fff}@keyframes popIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.status-msg{color:#c75a5a;margin-top:1rem;font-size:.9rem}