*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #4F46E5;--primary-hover: #4338CA;--primary-subtle: #EEF2FF;--success-color: #10B981;--background: #F9FAFB;--surface: #FFFFFF;--text-primary: #111827;--text-secondary: #6B7280;--text-tertiary: #9CA3AF;--border: #E5E7EB;--border-strong: #D1D5DB;--shadow: 0 1px 3px 0 rgb(0 0 0 / .08);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1);--font-display: "Sora", -apple-system, BlinkMacSystemFont, sans-serif;--font-body: "DM Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--text-2xs: .6875rem;--text-xs: .75rem;--text-sm: .8125rem;--text-base: .875rem;--text-md: .9375rem;--text-lg: 1rem;--text-xl: 1.125rem;--text-2xl: 1.375rem;--text-3xl: 1.5rem;--leading-tight: 1.2;--leading-snug: 1.35;--leading-normal: 1.5;--leading-relaxed: 1.65;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-7: 2rem;--space-8: 3rem}body{font-family:var(--font-body);font-size:var(--text-base);background:var(--background);color:var(--text-primary);line-height:var(--leading-normal);padding:var(--space-4);min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}.container{max-width:640px;margin:0 auto;width:100%;padding:0 var(--space-4) var(--space-6)}.app-shell{display:flex;flex-direction:column;gap:var(--space-5);min-height:100vh}.mobile-tab-nav{align-self:stretch;display:inline-flex;gap:var(--space-2);padding:var(--space-2);border-radius:12px;background:#ffffffeb;border:1px solid var(--border);box-shadow:var(--shadow);position:relative;justify-content:center;--indicator-x: 0px;--indicator-width: 44px}.user-icon-button{min-width:34px;height:34px;padding:0;border-radius:10px;border:1px solid transparent;background:transparent;color:var(--text-secondary);display:inline-flex;align-items:center;justify-content:center;transition:all .2s ease;cursor:pointer;position:relative;z-index:1}.user-icon-button:hover{background:#eef2ff;border-color:#c7d2fe;color:var(--text-primary)}.user-icon-button:focus-visible{outline:2px solid var(--primary-color);outline-offset:2px}.user-dropdown{position:absolute;top:calc(100% + 8px);left:6px;min-width:180px;background:var(--surface);border:1px solid var(--border);border-radius:10px;box-shadow:var(--shadow-lg);padding:8px 0;z-index:100;opacity:0;visibility:hidden;transform:translateY(-8px);transition:all .2s ease;pointer-events:none}.user-dropdown.show{opacity:1;visibility:visible;transform:translateY(0);pointer-events:auto}.user-dropdown-header{padding:var(--space-2) var(--space-3);border-bottom:1px solid var(--border);margin-bottom:var(--space-1)}.user-name{font-family:var(--font-body);font-size:var(--text-sm);font-weight:600;color:var(--text-primary);display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:220px}.user-dropdown-actions{display:flex;flex-direction:column}.dropdown-item{width:100%;padding:var(--space-2) var(--space-3);border:none;background:transparent;color:var(--text-primary);font-family:var(--font-body);font-size:var(--text-sm);font-weight:500;cursor:pointer;display:flex;align-items:center;gap:var(--space-2);transition:background .15s ease;text-align:left;text-decoration:none}.dropdown-item:hover{background:#f3f4f6}.dropdown-item:focus-visible{outline:2px solid var(--primary-color);outline-offset:-2px}.dropdown-item svg{flex-shrink:0}.tab-indicator{display:none}.tab-button{min-width:0;height:34px;padding:0 10px;border-radius:10px;border:1px solid transparent;background:transparent;color:var(--text-secondary);display:inline-flex;flex-direction:row;align-items:center;justify-content:center;gap:var(--space-2);font-family:var(--font-body);font-size:var(--text-xs);font-weight:600;letter-spacing:.02em;transition:all .2s ease;cursor:pointer;position:relative;z-index:1;-webkit-user-select:none;user-select:none}.tab-button svg{width:16px;height:16px}.tab-button.active{color:var(--text-primary);background:#eef2ff;border-color:#c7d2fe;box-shadow:inset 0 0 0 1px #4f46e514}.tab-button:focus-visible{outline:2px solid var(--primary-color);outline-offset:2px}.tab-label{font-size:var(--text-xs);text-transform:none;letter-spacing:normal}.tab-panels{display:flex;flex-direction:column;gap:var(--space-4)}.view-panel{display:none;flex-direction:column;gap:var(--space-4)}.view-panel.active{display:flex}@media(prefers-reduced-motion:reduce){.tab-indicator{transition:none}.spinner,.checkmark{animation:none}.toast{transition:opacity .01ms}.printer-option,.send-button{transition:none}}@media(min-width:480px){.mobile-tab-nav{gap:var(--space-2);padding:var(--space-2)}.tab-button{height:36px;padding:0 14px}.user-icon-button{min-width:36px;height:36px}}header{text-align:center}.logo{display:flex;align-items:center;justify-content:center;gap:10px;font-family:var(--font-display);font-size:var(--text-3xl);font-weight:700;color:var(--primary-color);margin-bottom:var(--space-1);letter-spacing:-.01em}.logo-image{width:26px;height:26px}.logo-text{font-family:var(--font-display);font-size:var(--text-3xl);font-weight:700;color:var(--primary-color);letter-spacing:-.01em}.tagline{color:var(--text-secondary);font-size:var(--text-sm);font-weight:400}.hidden{display:none!important}.auth-area{display:flex;gap:var(--space-2);align-items:center;justify-content:center;margin-top:var(--space-2)}.card{background:var(--surface);border-radius:12px;padding:var(--space-5);box-shadow:var(--shadow)}.section-title{font-family:var(--font-body);font-size:var(--text-xs);font-weight:600;text-transform:uppercase;letter-spacing:.07em;color:var(--text-secondary)}.printer-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:var(--space-3);margin-bottom:var(--space-5)}.printer-option{background:var(--surface);border:2px solid var(--border);border-radius:8px;padding:var(--space-3);cursor:pointer;transition:all .2s ease;text-align:center;position:relative;min-height:52px;min-width:0;display:flex;flex-direction:column;justify-content:center;align-items:center;-webkit-user-select:none;user-select:none}.printer-option:hover{border-color:var(--primary-color);transform:translateY(-2px);box-shadow:var(--shadow-lg)}.printer-option:active{transform:translateY(0)}.printer-option.selected{border-color:var(--primary-color);background:#eef2ff}.printer-option input[type=radio],.printer-option input[type=checkbox]{display:none}.printer-icon{font-size:var(--text-2xl);margin-bottom:var(--space-1)}.printer-name{font-family:var(--font-body);font-weight:600;font-size:var(--text-sm);color:var(--text-primary);margin-bottom:var(--space-1);line-height:var(--leading-snug);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}.printer-location{font-size:var(--text-xs);color:var(--text-secondary);line-height:var(--leading-snug);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}.printer-status{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--success-color);margin-left:2px}.message-composer{position:relative}#message{width:100%;min-height:140px;max-height:280px;padding:var(--space-3);border:2px solid var(--border);border-radius:8px;font-family:var(--font-body);font-size:var(--text-md);line-height:var(--leading-relaxed);resize:vertical;transition:border-color .2s ease}#message:focus{outline:none;border-color:var(--primary-color)}#message::placeholder{color:var(--text-secondary)}.char-count{text-align:right;font-size:var(--text-xs);color:var(--text-tertiary);margin-top:var(--space-2);font-variant-numeric:tabular-nums}.send-button{width:100%;padding:14px var(--space-4);background:var(--primary-color);color:#fff;border:none;border-radius:8px;font-family:var(--font-body);font-size:var(--text-md);font-weight:600;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:center;gap:var(--space-2);margin-top:var(--space-4);letter-spacing:.01em}.send-button:hover:not(:disabled){background:var(--primary-hover);transform:translateY(-1px);box-shadow:var(--shadow-lg)}.send-button:active:not(:disabled){transform:translateY(0)}.send-button:disabled{background:var(--border);cursor:not-allowed}.send-button.sending{background:var(--primary-hover)}.send-button.success{background:var(--success-color)}@keyframes spin{to{transform:rotate(360deg)}}.spinner{animation:spin 1s linear infinite}@keyframes checkmark{0%{transform:scale(0)}50%{transform:scale(1.2)}to{transform:scale(1)}}.checkmark{animation:checkmark .4s ease}.toast{position:fixed;bottom:20px;left:50%;transform:translate(-50%) translateY(100px);background:#fff;padding:var(--space-4) var(--space-6);border-radius:12px;box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:var(--space-3);z-index:1000;opacity:0;transition:all .3s ease;width:min(400px,calc(100vw - 32px));font-family:var(--font-body);font-size:var(--text-base);border-left:4px solid;word-break:break-word;overflow-wrap:break-word}.toast.show{transform:translate(-50%) translateY(0);opacity:1}.toast-icon{font-size:var(--text-xl);flex-shrink:0}.toast-message{flex:1;line-height:1.4}.toast-success{border-left-color:var(--success-color);background:linear-gradient(135deg,#f0fdf4,#dcfce7)}.toast-queued{border-left-color:#f59e0b;background:linear-gradient(135deg,#fffbeb,#fed7aa)}.toast-error{border-left-color:#ef4444;background:linear-gradient(135deg,#fef2f2,#fecaca)}.toast-network{border-left-color:#3b82f6;background:linear-gradient(135deg,#eff6ff,#bfdbfe)}.notification{position:fixed;top:20px;right:20px;background:var(--success-color);color:#fff;padding:16px 20px;border-radius:12px;box-shadow:var(--shadow-lg);transform:translate(400px);transition:transform .3s ease;z-index:1000}.notification.show{transform:translate(0)}@media(max-width:480px){.printer-grid{grid-template-columns:repeat(2,1fr)}}.login-container{text-align:center;padding:var(--space-5)}.login-container h1{font-family:var(--font-display);font-size:clamp(1.625rem,6vw,2rem);font-weight:700;color:var(--text-primary);margin-bottom:var(--space-7);letter-spacing:-.02em;line-height:var(--leading-tight)}.login-container label{display:block;text-align:left;font-weight:600;color:var(--text-primary);margin-bottom:var(--space-2);font-size:var(--text-base)}.rounded-input{width:100%;padding:var(--space-4) var(--space-5);border:2px solid var(--border);border-radius:16px;font-family:var(--font-body);font-size:var(--text-lg);background:var(--surface);transition:all .2s ease;margin-bottom:var(--space-6)}.rounded-input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #4f46e51a}.rounded-input::placeholder{color:var(--text-tertiary)}.pin-section{margin-bottom:var(--space-7)}.pin-display{display:flex;justify-content:center;gap:var(--space-4);margin-bottom:var(--space-7)}.pin-dot{width:20px;height:20px;border-radius:50%;border:2px solid var(--border);background:var(--surface);transition:all .3s ease}.pin-dot.filled{background:var(--text-primary);border-color:var(--text-primary);transform:scale(1.1)}.keypad{max-width:320px;margin:0 auto}.keypad-row{display:flex;justify-content:center;gap:var(--space-4);margin-bottom:var(--space-4)}.keypad-btn{width:80px;height:80px;border-radius:50%;border:none;background:var(--surface);color:var(--text-primary);font-family:var(--font-body);font-size:var(--text-2xl);font-weight:600;cursor:pointer;transition:all .2s ease;box-shadow:0 2px 8px #0000001a;display:flex;align-items:center;justify-content:center;outline:none}.keypad-btn:hover{background:var(--background);transform:translateY(-2px);box-shadow:0 4px 12px #00000026}.keypad-btn:active{transform:translateY(0);box-shadow:0 1px 4px #0000001a}.keypad-btn-fingerprint,.keypad-btn-backspace{background:var(--background);color:var(--text-secondary)}.keypad-btn-fingerprint:hover,.keypad-btn-backspace:hover{background:var(--border);color:var(--text-primary)}.error{padding:var(--space-3) var(--space-4);background:#fee2e2;border:1px solid #FECACA;border-radius:12px;color:#dc2626;font-size:var(--text-base);line-height:var(--leading-normal)}@media(max-width:480px){.login-container{padding:var(--space-4)}.keypad{max-width:280px}.keypad-btn{width:70px;height:70px;font-size:var(--text-xl)}.keypad-row{gap:var(--space-3);margin-bottom:var(--space-3)}.pin-display{gap:var(--space-3);margin-bottom:var(--space-6)}.pin-dot{width:18px;height:18px}}.printer-list{display:flex;flex-direction:column;gap:var(--space-2)}.printer-list .loading-state{display:flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-7);color:var(--text-secondary);font-size:var(--text-base)}.printer-list .spinner-small{width:18px;height:18px;border:2px solid var(--border);border-top-color:var(--primary-color);border-radius:50%;animation:spin .8s linear infinite}.printer-list .empty-state{text-align:center;padding:var(--space-7) var(--space-4);color:var(--text-secondary);font-size:var(--text-base)}.printer-list .printer-item{display:flex;align-items:center;justify-content:space-between;padding:var(--space-3) var(--space-4);background:var(--background);border-radius:10px;border:1px solid var(--border);transition:all .2s ease}.printer-list .printer-item:hover{border-color:#c7d2fe;background:#fafbff}.printer-list .printer-item.confirming{border-color:#fecaca;background:#fef2f2}.printer-list .printer-info{display:flex;flex-direction:column;gap:var(--space-1);min-width:0;flex:1}.printer-list .printer-name{font-family:var(--font-body);font-weight:600;font-size:var(--text-md);color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.printer-list .printer-details{font-size:var(--text-xs);color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.printer-list .printer-actions{display:flex;gap:var(--space-2);align-items:center;flex-shrink:0;margin-left:var(--space-3)}.printer-list .delete-btn{display:flex;align-items:center;gap:var(--space-1);padding:var(--space-2) var(--space-3);background:transparent;color:#ef4444;border:1px solid #fecaca;border-radius:6px;font-family:var(--font-body);font-size:var(--text-sm);font-weight:500;cursor:pointer;transition:all .2s ease}.printer-list .delete-btn:hover{background:#fef2f2;border-color:#ef4444}.printer-list .delete-btn svg{width:14px;height:14px}.printer-list .confirm-actions{display:none;gap:var(--space-2)}.printer-list .printer-item.confirming .delete-btn{display:none}.printer-list .printer-item.confirming .confirm-actions{display:flex}.printer-list .confirm-btn{padding:var(--space-2) var(--space-3);background:#ef4444;color:#fff;border:none;border-radius:6px;font-family:var(--font-body);font-size:var(--text-sm);font-weight:500;cursor:pointer;transition:background .2s ease}.printer-list .confirm-btn:hover{background:#dc2626}.printer-list .cancel-btn{padding:var(--space-2) var(--space-3);background:var(--surface);color:var(--text-secondary);border:1px solid var(--border);border-radius:6px;font-family:var(--font-body);font-size:var(--text-sm);font-weight:500;cursor:pointer;transition:all .2s ease}.printer-list .cancel-btn:hover{background:var(--background);color:var(--text-primary)}@media(max-width:480px){.printer-list .printer-item{flex-direction:column;align-items:stretch;gap:var(--space-3)}.printer-list .printer-info{margin-left:0}.printer-list .printer-actions{margin-left:0;justify-content:flex-end}.printer-list .delete-btn{flex:1;justify-content:center}.printer-list .confirm-actions{flex:1}.printer-list .confirm-btn,.printer-list .cancel-btn{flex:1;text-align:center}}