:root{--color-bg: #000000;--color-gold: #d4af37;--color-cream: #fceea7}body,html{margin:0;padding:0;width:100%;height:100%;overflow:hidden;background-color:var(--color-bg);font-family:PingFang SC,Microsoft YaHei,Hiragino Sans GB,Times New Roman,sans-serif;color:var(--color-cream);touch-action:none}#loader{position:fixed;top:0;left:0;width:100%;height:100%;background:#000;z-index:9999;display:flex;flex-direction:column;justify-content:center;align-items:center;transition:opacity 1s ease-out;pointer-events:none}.spinner{width:40px;height:40px;border:3px solid rgba(212,175,55,.3);border-top:3px solid var(--color-gold);border-radius:50%;animation:spin 1s linear infinite;margin-bottom:20px}#loader p{font-family:Cinzel,serif;letter-spacing:2px;font-size:14px;color:var(--color-gold)}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.progress-bar{width:200px;height:4px;background:#d4af3733;border-radius:2px;margin-top:20px;overflow:hidden}.progress-fill{height:100%;width:0%;background:linear-gradient(90deg,var(--color-gold),#fff,var(--color-gold));border-radius:2px;transition:width .3s ease}.progress-text{font-size:12px!important;margin-top:8px!important;opacity:.7}#guide-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#000c;z-index:1000;display:flex;justify-content:center;align-items:center;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);animation:fadeIn .5s ease}.guide-hidden{display:none!important}.guide-content{background:#141414e6;border:1px solid var(--color-gold);border-radius:12px;padding:30px 40px;text-align:center;max-width:320px;box-shadow:0 0 40px #d4af374d}.guide-title{font-family:Cinzel,serif;font-size:24px;color:var(--color-gold);margin-bottom:20px}.guide-list{list-style:none;padding:0;margin:0 0 25px;text-align:left}.guide-list li{padding:8px 0;font-size:14px;color:var(--color-cream);border-bottom:1px solid rgba(212,175,55,.2)}.guide-list li:last-child{border-bottom:none}.guide-close{margin-top:10px}#camera-permission{position:fixed;top:0;left:0;width:100%;height:100%;background:#000000d9;z-index:1000;display:flex;justify-content:center;align-items:center;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);animation:fadeIn .5s ease}#camera-permission .guide-content{max-width:360px}.permission-desc{font-size:14px;color:var(--color-cream);margin-bottom:15px;line-height:1.6}.permission-security{background:#00640033;border:1px solid rgba(0,200,0,.3);border-radius:8px;padding:12px;margin:15px 0}.permission-security p{margin:0 0 8px;font-size:13px;color:#8f8}.permission-security ul{list-style:none;padding:0;margin:0}.permission-security li{font-size:12px;color:#fffc;padding:3px 0}.permission-buttons{display:flex;gap:10px;margin-top:15px}.permission-buttons .btn-glass{flex:1;padding:10px 15px;font-size:12px}.btn-secondary{background:transparent!important;border-color:#ffffff4d!important;color:#fff9!important}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}#ui-layer{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:10;transition:opacity .5s ease}.ui-hidden{opacity:0!important;pointer-events:none!important}h1{position:absolute;top:30px;right:40px;width:auto;text-align:right;font-family:Cinzel,serif;font-size:28px;font-weight:700;margin:0;background:linear-gradient(to bottom,#ffffff,var(--color-gold));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;filter:drop-shadow(0 0 10px rgba(212,175,55,.5));text-transform:uppercase}.controls-container{position:absolute;bottom:30px;right:40px;left:auto;transform:none;text-align:right;pointer-events:auto;display:flex;flex-direction:column;align-items:flex-end;gap:10px}.upload-wrapper{position:relative;display:inline-block}.btn-glass{background:#0006;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid var(--color-gold);color:var(--color-gold);padding:12px 30px;font-family:Cinzel,serif;font-size:14px;cursor:pointer;transition:all .3s ease;text-transform:uppercase;letter-spacing:1px;box-shadow:0 0 15px #d4af3733;-webkit-tap-highlight-color:transparent}.btn-glass:hover,.btn-glass:active{background:#d4af3733;box-shadow:0 0 25px #d4af3766}#file-input{display:none}.hint-text{font-size:12px;color:#fceea799;margin-top:8px;letter-spacing:1px}.keyboard-hint{margin-top:4px;font-size:10px;color:#fff6}#webcam-container{position:absolute;bottom:10px;left:10px;right:auto;opacity:0;pointer-events:none;width:160px;height:120px;overflow:hidden}#webcam{width:100%;height:100%;object-fit:cover}canvas{display:block}@media(max-width:600px){h1{font-size:20px;right:20px;top:20px}.controls-container{right:20px;bottom:20px}.btn-glass{padding:10px 20px;font-size:12px}.desktop-only{display:none!important}}.btn-toggle-ui{position:fixed;bottom:20px;left:20px;width:44px;height:44px;border-radius:50%;background:#00000080;border:1px solid var(--color-gold);color:var(--color-gold);font-size:18px;cursor:pointer;z-index:102;display:flex;justify-content:center;align-items:center;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);transition:all .5s ease;pointer-events:auto}.btn-toggle-ui:hover{background:#d4af3733;transform:scale(1.1)}.ui-hidden #ui-layer{opacity:0!important;pointer-events:none!important}.btn-fade{opacity:.15!important}.btn-fade:hover{opacity:1!important}#reveal-zone{position:fixed;bottom:0;left:0;width:80px;height:80px;z-index:101;cursor:pointer;pointer-events:none}.controls-hidden{opacity:0!important;pointer-events:none!important;transform:translate(50px)}.title-hidden{opacity:0!important}