@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap");*{margin:0;padding:0;box-sizing:border-box}:root{--primary:#8b5cf6;--primary-dark:#7c3aed;--secondary:#ec4899;--background:#0f0f23;--surface:hsla(0,0%,100%,.05);--text:#fff;--text-secondary:hsla(0,0%,100%,.7);--success:#10b981;--error:#ef4444;--warning:#f59e0b}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--background);color:var(--text);overflow:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#ar-container{position:fixed;top:0;left:0;width:100vw;height:100vh;overflow:hidden}.loading-container{position:fixed;top:0;left:0;width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--background) 0,#1a1a3e 100%);z-index:1000;transition:opacity .5s ease-out}.loading-container.hidden{opacity:0;pointer-events:none}.spinner{width:60px;height:60px;border:4px solid var(--surface);border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.loading-text{margin-top:24px;font-size:16px;font-weight:500;color:var(--text-secondary);text-align:center}.instruction-overlay{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);padding:24px 32px;background:rgba(0,0,0,.75);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-radius:16px;border:1px solid hsla(0,0%,100%,.1);box-shadow:0 8px 32px rgba(0,0,0,.4);z-index:100;transition:opacity .3s ease-out,transform .3s ease-out;max-width:90%}.instruction-overlay.hidden{opacity:0;transform:translate(-50%,-50%) scale(.95);pointer-events:none}.instruction-icon{font-size:48px;text-align:center;margin-bottom:16px;animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.7;transform:scale(1.05)}}.instruction-text{font-size:18px;font-weight:600;text-align:center;color:var(--text);line-height:1.5}.instruction-subtext{margin-top:8px;font-size:14px;font-weight:400;text-align:center;color:var(--text-secondary)}.permission-denied{position:fixed;top:0;left:0;width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:32px;background:linear-gradient(135deg,var(--background) 0,#1a1a3e 100%);z-index:1000}.permission-denied.hidden{display:none}.error-icon{font-size:64px;margin-bottom:24px}.error-title{font-size:24px;font-weight:700;margin-bottom:16px;text-align:center;color:var(--error)}.error-message{font-size:16px;line-height:1.6;text-align:center;color:var(--text-secondary);max-width:500px;margin-bottom:32px}.error-steps{background:var(--surface);border-radius:12px;padding:24px;max-width:500px;width:100%}.error-steps h3{font-size:18px;font-weight:600;margin-bottom:16px;color:var(--text)}.error-steps ol{padding-left:20px;color:var(--text-secondary)}.error-steps li{margin-bottom:12px;line-height:1.5}.error-steps strong{color:var(--text);font-weight:600}.target-indicator{position:fixed;top:24px;left:50%;transform:translateX(-50%);padding:12px 24px;background:rgba(16,185,129,.9);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-radius:24px;font-size:14px;font-weight:600;color:#fff;z-index:200;opacity:0;transition:opacity .3s ease-out;pointer-events:none}.target-indicator.visible{opacity:1}@media (max-width:768px){.instruction-text{font-size:16px}.instruction-subtext{font-size:13px}.error-title{font-size:20px}.error-message{font-size:14px}}@media (prefers-reduced-motion:reduce){*,:after,:before{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}