:root{--bg-color: #121212;--card-bg: #1e1e1e;--text-primary: #e0e0e0;--text-secondary: #aaaaaa;--accent-color: #bb86fc;--success-color: #03dac6;--error-color: #cf6679;--border-color: #333333}body{margin:0;font-family:Inter,Segoe UI,Roboto,sans-serif;background-color:var(--bg-color);color:var(--text-primary);-webkit-font-smoothing:antialiased}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:var(--bg-color);border-left:1px solid var(--border-color)}::-webkit-scrollbar-thumb{background:#444;border-radius:5px;border:2px solid var(--bg-color)}::-webkit-scrollbar-thumb:hover{background:var(--accent-color)}.app-container{display:flex;justify-content:center;align-items:center;min-height:100vh;padding:20px}.card{background:var(--card-bg);padding:2rem;border-radius:16px;box-shadow:0 8px 32px #0006;width:100%;max-width:400px;text-align:center;border:1px solid var(--border-color)}.title{font-size:1.8rem;margin-bottom:1.5rem;color:var(--text-primary);font-weight:700}.input-group{margin-bottom:1.5rem}.input-field{width:100%;padding:12px;border-radius:8px;border:1px solid var(--border-color);background:#2c2c2c;color:#fff;font-size:1rem;outline:none;transition:border-color .3s;box-sizing:border-box}.input-field:focus{border-color:var(--accent-color)}.btn{padding:12px 24px;border:none;border-radius:8px;cursor:pointer;font-size:1rem;font-weight:600;transition:transform .1s,opacity .2s;color:#fff;background:var(--accent-color)}.btn:hover{opacity:.9}.btn:active{transform:scale(.98)}.button-group{display:flex;justify-content:center;gap:1rem;margin-top:1rem}.btn-in{background-color:var(--success-color);color:#000}.btn-out{background-color:var(--error-color);color:#000}.btn-break-start{background-color:#fca311;color:#000}.btn-break-end{background-color:#14213d;color:#fff;border:1px solid #fca311}.message{margin-top:1rem;padding:10px;border-radius:8px;font-size:.9rem}.message.success{background:#03dac61a;color:var(--success-color);border:1px solid var(--success-color)}.message.error{background:#cf66791a;color:var(--error-color);border:1px solid var(--error-color)}.login-form .input-group{margin-bottom:1.5em}.login-card{background:var(--card-bg);padding:2.5rem;border-radius:24px;box-shadow:0 10px 40px #00000080;width:100%;max-width:420px;text-align:center;border:1px solid var(--border-color);position:relative;overflow:hidden}.login-card:before{content:"";position:absolute;top:0;left:0;width:100%;height:4px;background:linear-gradient(90deg,var(--accent-color),var(--success-color))}.title{font-size:2rem;margin-bottom:2rem;background:linear-gradient(to right,#fff,#bbb);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;font-weight:800;letter-spacing:-.5px}.toggle-container{background:#2a2a2a;padding:4px;border-radius:12px;display:flex;margin-bottom:2rem;border:1px solid #333}.toggle-option{flex:1;padding:10px;text-align:center;cursor:pointer;border-radius:8px;font-size:.9rem;font-weight:600;color:#888;transition:all .3s ease}.toggle-option.active{background:var(--accent-color);color:#000;box-shadow:0 2px 10px #bb86fc4d}.input-field{background:#252525;border:1px solid #333;padding:16px;font-size:1rem;border-radius:12px;transition:all .3s ease}.input-field:focus{border-color:var(--accent-color);background:#2a2a2a;box-shadow:0 0 0 2px #bb86fc1a}.btn{padding:16px;border-radius:12px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;font-size:.9rem}.message{padding:12px;border-radius:8px;display:flex;align-items:center;justify-content:center;gap:8px}.chat-interface{display:flex;width:90%;max-width:1200px;height:85vh;background:#1e1e1e;border-radius:12px;box-shadow:0 10px 30px #00000080;overflow:hidden;border:1px solid #333;margin:0 auto}.chat-sidebar{width:300px;background:#252525;border-right:1px solid #333;display:flex;flex-direction:column}.sidebar-header{padding:1.5rem;border-bottom:1px solid #333;display:flex;justify-content:space-between;align-items:center}.sidebar-header h3{margin:0;font-size:1.2rem}.sidebar-list{flex:1;overflow-y:auto;padding:1rem}.sidebar-divider{font-size:.75rem;text-transform:uppercase;color:#888;margin:1.5rem 0 .5rem .5rem;font-weight:700}.sidebar-item{display:flex;align-items:center;padding:10px;border-radius:8px;cursor:pointer;transition:background .2s;margin-bottom:4px}.sidebar-item:hover{background:#333}.sidebar-item.active{background:#bb86fc26}.avatar{width:40px;height:40px;background:#444;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;margin-right:12px}.avatar.global{background:var(--accent-color);color:#000}.sidebar-item .info .name{font-weight:600;font-size:.95rem}.sidebar-item .info .status{font-size:.8rem;color:#aaa}.chat-main{flex:1;display:flex;flex-direction:column;background:#181818}.chat-header{padding:1rem 1.5rem;border-bottom:1px solid #333;display:flex;align-items:center;background:#1e1e1e}.avatar-header{width:36px;height:36px;background:#555;border-radius:50%;display:flex;align-items:center;justify-content:center;margin-right:12px}.header-info h3{margin:0;font-size:1rem}.header-info span{font-size:.8rem;color:#888}.chat-messages-area{flex:1;overflow-y:auto;padding:2rem;display:flex;flex-direction:column;gap:1rem}.message-row{display:flex;align-items:flex-end;margin-bottom:4px}.message-row.mine{justify-content:flex-end}.message-row.theirs{justify-content:flex-start}.message-avatar{width:28px;height:28px;border-radius:50%;background:#444;margin-right:8px;display:flex;align-items:center;justify-content:center;font-size:.7rem}.message-bubble{max-width:60%;padding:10px 14px;border-radius:18px;position:relative;font-size:.95rem;line-height:1.4}.message-row.mine .message-bubble{background:var(--accent-color);color:#000;border-bottom-right-radius:4px}.message-row.theirs .message-bubble{background:#333;color:#fff;border-bottom-left-radius:4px}.msg-sender{font-size:.7rem;color:#bbb;margin-bottom:4px;font-weight:700}.msg-time{font-size:.65rem;opacity:.6;text-align:right;margin-top:4px}.chat-input-wrapper{padding:1.5rem;border-top:1px solid #333;display:flex;gap:10px;background:#1e1e1e}.chat-input{flex:1;padding:12px 16px;border-radius:24px;background:#2a2a2a;border:1px solid #333;color:#fff;outline:none}.chat-input:focus{border-color:var(--accent-color)}.send-btn{background:transparent;border:none;color:var(--accent-color);font-size:1.5rem;cursor:pointer;padding:0 10px}.btn-small{padding:4px 12px;font-size:.8rem;border-radius:6px;border:1px solid #444;background:#333;cursor:pointer;color:#fff}.qr-card{margin-top:1.5rem;text-align:center;background:#252525;padding:1.5rem;border-radius:16px;border:1px solid #333;transition:all .3s ease;box-shadow:0 10px 20px #0003}.qr-card:hover{border-color:var(--accent-color);box-shadow:0 0 15px #bb86fc33;transform:translateY(-2px)}@media print{body *{visibility:hidden}.printable-receipt,.printable-receipt *{visibility:visible}.printable-receipt{position:absolute;left:0;top:0;width:100%;margin:0;padding:0;border:none!important;box-shadow:none!important}.no-print{display:none!important}.receipt-builder-container{background-color:#fff!important}@page{margin:0}}