*,*:before,*:after{box-sizing:border-box}[hidden]{display:none!important}:root{--bg: #13111c;--bg-elevated: #1e1a2b;--surface: #262133;--text: #f4f1fa;--text-dim: #9d95b3;--accent: #a78bfa;--accent-strong: #8b5cf6;--danger: #f87171;--radius-lg: 24px;--radius-md: 14px}html,body{margin:0;padding:0;height:100%;background:var(--bg);color:var(--text);font-family:"M PLUS Rounded 1c",system-ui,sans-serif;font-weight:700;-webkit-tap-highlight-color:transparent;overscroll-behavior:none}#app{height:100dvh;display:flex;flex-direction:column;max-width:640px;margin:0 auto;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left)}.app-header{padding:14px 20px 10px;text-align:center}.app-title{margin:0;display:flex;align-items:center;justify-content:center;gap:8px;font-size:1.25rem;font-weight:800;letter-spacing:.04em}.app-title-text{background:linear-gradient(90deg,#c4b5fd,#f0abfc);-webkit-background-clip:text;background-clip:text;color:transparent}.app-title-icon{width:22px;height:22px;color:#c4b5fd}.stage-wrap{flex:1;min-height:0;display:flex;align-items:center;justify-content:center;padding:4px 16px;container-type:size}.stage{position:relative;aspect-ratio:3 / 4;width:min(100cqw,75cqh);background:var(--bg-elevated);border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 8px 40px #00000073;touch-action:none}#video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:none}#video.active{display:block}#video.mirrored{transform:scaleX(-1)}.overlay-layer{position:absolute;inset:0;cursor:grab}.overlay-layer:active{cursor:grabbing}#overlay-img{position:absolute;left:50%;top:50%;width:60%;user-select:none;-webkit-user-select:none;pointer-events:none;filter:drop-shadow(0 2px 12px rgba(0,0,0,.35))}.flash{position:absolute;inset:0;background:#fff;opacity:0;pointer-events:none}.flash.on{animation:flash-anim .45s ease-out}@keyframes flash-anim{0%{opacity:.9}to{opacity:0}}.stage-message{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:24px;text-align:center;color:var(--text-dim)}.stage-message[hidden]{display:none}.stage-message-icon svg{width:52px;height:52px}.stage-message p{margin:0;font-size:.95rem;line-height:1.7;white-space:pre-line}.overlay-tools{position:absolute;top:12px;right:12px;display:flex;gap:8px}.chip{display:inline-flex;align-items:center;gap:5px;border:none;border-radius:999px;padding:8px 14px;font-family:inherit;font-weight:700;font-size:.8rem;color:var(--text);background:#13111ca6;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);cursor:pointer;transition:background .15s}.chip:hover{background:#13111cd9}.chip svg{width:13px;height:13px}.hint{margin:8px 16px 0;text-align:center;font-size:.72rem;font-weight:400;color:var(--text-dim);visibility:hidden}.hint.visible{visibility:visible}.controls{display:flex;align-items:center;justify-content:space-evenly;width:100%;max-width:400px;margin-inline:auto;padding:18px 16px calc(18px + env(safe-area-inset-bottom))}.ctrl-btn{width:54px;height:54px;border:none;border-radius:var(--radius-md);background:var(--surface);color:var(--accent);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .15s,transform .1s}.ctrl-btn svg{width:26px;height:26px}.ctrl-btn:hover{background:#322b44}.ctrl-btn:active{transform:scale(.93)}.ctrl-spacer{width:54px;height:54px}.ctrl-spacer.collapsed,.ctrl-btn[hidden]{display:none}.shutter-btn{width:76px;height:76px;border-radius:50%;border:4px solid var(--accent);background:transparent;padding:5px;cursor:pointer;transition:transform .1s,border-color .15s}.shutter-btn:disabled{border-color:#3c3550;cursor:not-allowed}.shutter-btn:disabled .shutter-inner{background:#3c3550}.shutter-btn:not(:disabled):active{transform:scale(.92)}.shutter-inner{display:block;width:100%;height:100%;border-radius:50%;background:linear-gradient(135deg,#c4b5fd,#8b5cf6)}.btn{display:inline-flex;align-items:center;gap:7px;border:none;border-radius:999px;padding:12px 26px;font-family:inherit;font-weight:800;font-size:.95rem;cursor:pointer;transition:transform .1s,filter .15s}.btn:active{transform:scale(.96)}.btn svg{width:17px;height:17px}.btn-primary{background:linear-gradient(135deg,#a78bfa,#8b5cf6);color:#fff}.btn-primary:hover{filter:brightness(1.1)}.btn-secondary{background:var(--surface);color:var(--text)}.btn-secondary:hover{background:#322b44}.result{position:fixed;inset:0;z-index:50;display:flex;align-items:center;justify-content:center;padding:20px;background:#0a0810d1;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.result[hidden]{display:none}.result-card{display:flex;flex-direction:column;align-items:center;gap:16px;max-width:480px;width:100%;max-height:100%;padding:22px;background:var(--bg-elevated);border-radius:var(--radius-lg);box-shadow:0 12px 60px #0009}.result-title{margin:0;font-size:1.1rem;font-weight:800}#result-img{max-width:100%;max-height:60dvh;min-height:0;object-fit:contain;border-radius:var(--radius-md)}.result-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:10px}