:root{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;line-height:1.5;font-weight:400;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;min-width:320px;min-height:100vh}.login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1a1a2e,#16213e);padding:1rem}.login-card{background:#fff;border-radius:16px;padding:2.5rem;width:100%;max-width:400px;box-shadow:0 20px 60px #0000004d}.login-card h1{margin:0 0 2rem;font-size:1.75rem;color:#1a1a2e;text-align:center}.form-group{margin-bottom:1.25rem}.form-group label{display:block;margin-bottom:.5rem;font-weight:500;color:#333}.form-group input{width:100%;padding:.875rem 1rem;border:2px solid #e0e0e0;border-radius:8px;font-size:1rem;transition:border-color .2s;box-sizing:border-box}.form-group 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1rem;color:#fff;border-radius:12px;transition:background .2s}.back-btn:hover{background:#fff3}.header-logo{height:2rem;width:auto;object-fit:contain}.equipment-name{font-weight:600;font-size:1.5rem;color:#fff}.header-stats{margin-left:auto;display:flex;gap:1.5rem}.stat{display:flex;align-items:center;gap:.5rem;font-size:1rem;color:#fffc;background:#ffffff1a;padding:.5rem 1rem;border-radius:20px}.stat-icon{font-size:1rem}.thermostat-main{flex:1;position:relative;display:flex;align-items:center;justify-content:center;min-height:0;overflow:hidden}.background-chart{position:absolute;bottom:0;left:0;right:0;height:50%;opacity:.6;pointer-events:none}.thermostat-content{position:relative;z-index:1;display:flex;align-items:center;justify-content:center;width:100%;height:100%;padding:0 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infinite}.skeleton-btn-circle{width:3rem;height:3rem;border-radius:50%;background:linear-gradient(90deg,#ffffff14 25%,#ffffff26,#ffffff14 75%);background-size:200% 100%;animation:shimmer 1.5s infinite}.skeleton-value{width:60px;height:2.5rem;border-radius:6px;background:linear-gradient(90deg,#ffffff14 25%,#ffffff26,#ffffff14 75%);background-size:200% 100%;animation:shimmer 1.5s infinite}.skeleton-gauge{position:absolute;top:0;left:0;width:100%;height:100%;border-radius:50%;border:8px solid rgba(255,255,255,.1);box-sizing:border-box}.skeleton-temp-label{width:60px;height:.875rem;border-radius:4px;margin-bottom:.5rem;background:linear-gradient(90deg,#ffffff14 25%,#ffffff26,#ffffff14 75%);background-size:200% 100%;animation:shimmer 1.5s infinite}.skeleton-temp-value{width:100px;height:4rem;border-radius:8px;margin-bottom:.5rem;background:linear-gradient(90deg,#ffffff14 25%,#ffffff26,#ffffff14 75%);background-size:200% 100%;animation:shimmer 1.5s infinite}.skeleton-mode-label{width:80px;height:1.5rem;border-radius:12px;background:linear-gradient(90deg,#ffffff14 25%,#ffffff26,#ffffff14 75%);background-size:200% 100%;animation:shimmer 1.5s infinite}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%;width:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.loading-screen{display:flex;align-items:center;justify-content:center;min-height:100vh;font-size:1.25rem;color:#666;background:linear-gradient(135deg,#1a1a2e,#16213e);color:#fff}