:root{--color-bg: #fafbfc;--color-surface: #ffffff;--color-surface-elevated: #f5f6f8;--color-primary: #2563eb;--color-primary-hover: #1d4ed8;--color-accent: #7c3aed;--color-text: #1f2937;--color-text-muted: #6b7280;--color-border: #e5e7eb;--color-success: #059669;--color-warning: #d97706;--color-error: #dc2626;--color-idle: #9ca3af;--color-printing: #2563eb;--color-paused: #d97706;--color-done: #059669;--color-error-state: #dc2626;--radius: 16px;--radius-sm: 10px;--shadow: 0 1px 3px rgba(0, 0, 0, .08), 0 4px 12px rgba(0, 0, 0, .05);--shadow-lg: 0 4px 20px rgba(0, 0, 0, .1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--color-bg);color:var(--color-text);min-height:100vh;line-height:1.5;-webkit-font-smoothing:antialiased}#app{min-height:100vh;display:flex;flex-direction:column}.app-background{position:fixed;top:0;left:0;right:0;bottom:0;z-index:0;overflow:hidden;pointer-events:none}.bg-printer{position:absolute;opacity:.04;fill:var(--color-text)}.bg-printer-1{top:5%;right:-5%;width:450px;transform:rotate(-8deg)}.bg-printer-2{bottom:10%;left:-8%;width:500px;transform:rotate(12deg)}.bg-printer-3{top:40%;right:5%;width:300px;transform:rotate(5deg);opacity:.03}.bg-printer-4{bottom:30%;left:10%;width:350px;transform:rotate(-15deg);opacity:.025}.bg-detail{position:absolute;opacity:.03;fill:var(--color-text)}.bg-detail-1{top:15%;left:15%;width:120px}.bg-detail-2{top:60%;right:20%;width:100px}.bg-detail-3{bottom:15%;left:40%;width:80px}.bg-detail-4{top:25%;right:30%;width:90px}.header{position:relative;z-index:10;background:#ffffffe6;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);padding:16px 24px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--color-border)}.header h1{font-size:1.1rem;font-weight:600;display:flex;align-items:center;gap:10px;color:var(--color-text)}.logo{width:32px;height:32px}.connection-status{display:flex;align-items:center;gap:8px;font-size:.8rem;color:var(--color-text-muted)}.status-dot{width:8px;height:8px;border-radius:50%;background:var(--color-error)}.status-dot.connected{background:var(--color-success)}.main-content{flex:1;position:relative;z-index:10;padding:24px;max-width:800px;margin:0 auto;width:100%}.printer-list{display:flex;flex-direction:column;gap:16px}.printer-card{background:var(--color-surface);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);border:1px solid var(--color-border);transition:transform .2s ease,box-shadow .2s ease}.printer-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.printer-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:16px}.printer-info h3{font-size:1rem;font-weight:600;margin-bottom:2px}.printer-model{font-size:.8rem;color:var(--color-text-muted)}.printer-stage{font-size:.7rem;font-weight:600;padding:4px 10px;border-radius:20px;text-transform:uppercase;letter-spacing:.5px}.stage-idle{background:#9ca3af26;color:var(--color-idle)}.stage-printing{background:#2563eb1a;color:var(--color-printing)}.stage-paused{background:#d977061a;color:var(--color-warning)}.stage-done{background:#0596691a;color:var(--color-success)}.stage-error{background:#dc26261a;color:var(--color-error-state)}.printer-temps{display:flex;gap:24px;margin-bottom:16px;font-size:.85rem}.temp{display:flex;flex-direction:column;gap:2px}.temp-label{color:var(--color-text-muted);font-size:.7rem;text-transform:uppercase;letter-spacing:.3px}.temp-value{font-weight:500;font-variant-numeric:tabular-nums}.progress-section{margin-bottom:16px}.progress-bar{height:6px;background:var(--color-surface-elevated);border-radius:3px;overflow:hidden;margin-bottom:8px}.progress-fill{height:100%;background:linear-gradient(90deg,var(--color-primary),var(--color-accent));border-radius:3px;transition:width .3s ease}.progress-info{display:flex;justify-content:space-between;font-size:.8rem;color:var(--color-text-muted);font-variant-numeric:tabular-nums}.job-name{font-size:.85rem;color:var(--color-text);margin-bottom:16px;padding:10px 14px;background:var(--color-surface-elevated);border-radius:var(--radius-sm);font-weight:500}.printer-controls{display:flex;gap:8px}.btn{flex:1;padding:10px 16px;border:none;border-radius:var(--radius-sm);font-size:.85rem;font-weight:500;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:center;gap:6px}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:var(--color-primary-hover)}.btn-secondary{background:var(--color-surface-elevated);color:var(--color-text);border:1px solid var(--color-border)}.btn-secondary:hover{background:var(--color-border)}.btn-danger{background:#dc26261a;color:var(--color-error)}.btn-danger:hover{background:#dc262626}.empty-state{position:relative;z-index:10;text-align:center;padding:60px 24px}.empty-state svg{width:80px;height:80px;margin-bottom:20px;opacity:.3}.empty-state h3{font-size:1.25rem;font-weight:600;margin-bottom:8px;color:var(--color-text)}.empty-state p{color:var(--color-text-muted);margin-bottom:24px}.token-box{margin-top:24px;padding:16px;background:var(--color-surface-elevated);border-radius:var(--radius-sm);text-align:left;border:1px solid var(--color-border)}.token-box label{display:block;font-size:.7rem;color:var(--color-text-muted);margin-bottom:8px;text-transform:uppercase;letter-spacing:.5px}.token-box code{display:block;font-size:.75rem;color:var(--color-primary);word-break:break-all;margin-bottom:12px;padding:8px 10px;background:var(--color-surface);border-radius:6px;font-family:SF Mono,Monaco,Cascadia Code,monospace}.auth-container{position:relative;z-index:10;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.auth-box{background:var(--color-surface);border-radius:var(--radius);padding:40px;width:100%;max-width:400px;box-shadow:var(--shadow-lg);border:1px solid var(--color-border);text-align:center}.auth-box .logo{width:56px;height:56px;margin:0 auto 16px}.auth-box h1{font-size:1.5rem;font-weight:700;margin-bottom:4px}.auth-subtitle{color:var(--color-text-muted);margin-bottom:28px;font-size:.9rem}.auth-tabs{display:flex;gap:8px;margin-bottom:24px;background:var(--color-surface-elevated);padding:4px;border-radius:var(--radius-sm)}.auth-tab{flex:1;padding:10px;background:transparent;border:none;border-radius:8px;color:var(--color-text-muted);cursor:pointer;transition:all .2s;font-weight:500;font-size:.9rem}.auth-tab.active{background:var(--color-surface);color:var(--color-text);box-shadow:0 1px 3px #0000001a}.auth-form{text-align:left}.auth-form.hidden{display:none}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:.8rem;font-weight:500;color:var(--color-text);margin-bottom:6px}.form-group input{width:100%;padding:12px 14px;background:var(--color-surface-elevated);border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text);font-size:1rem;transition:border-color .2s,box-shadow .2s}.form-group input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #2563eb1a}.form-group input::placeholder{color:var(--color-text-muted)}.btn-full{width:100%;margin-top:8px;padding:14px}.auth-switch{text-align:center;margin-top:20px;font-size:.85rem;color:var(--color-text-muted)}.auth-switch a{color:var(--color-primary);text-decoration:none;font-weight:500}.auth-switch a:hover{text-decoration:underline}.header-actions{display:flex;align-items:center;gap:12px}.btn-small{padding:6px 14px;font-size:.8rem}.hidden{display:none!important}.spinner{width:32px;height:32px;border:2px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media (max-width: 480px){.printer-card{padding:16px}.printer-controls{flex-wrap:wrap}.btn{flex:1 1 calc(50% - 4px)}.auth-box{padding:28px 24px}}