:root{--bg: #0d1117;--panel: #161b22;--panel-2: #1c2128;--border: #30363d;--text: #e6edf3;--text-dim: #7d8590;--accent: #2f81f7;--green: #3fb950;--red: #f85149;--yellow: #d29922;--gray: #6e7681}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:14px;line-height:1.4}button,input,select{font-family:inherit;font-size:inherit}button{background:var(--panel-2);color:var(--text);border:1px solid var(--border);padding:6px 12px;border-radius:6px;cursor:pointer;transition:background .15s}button:hover{background:#2d333b}button:disabled{opacity:.5;cursor:not-allowed}button.primary{background:var(--accent);border-color:var(--accent);color:#fff}button.primary:hover{background:#1f6feb}button.danger{background:var(--red);border-color:var(--red);color:#fff}button.small{padding:3px 8px;font-size:12px}input,select{background:var(--panel-2);color:var(--text);border:1px solid var(--border);padding:6px 10px;border-radius:6px}input:focus,select:focus{outline:none;border-color:var(--accent)}.app{min-height:100vh;display:flex;flex-direction:column}.header{background:var(--panel);border-bottom:1px solid var(--border);padding:12px 24px;display:flex;justify-content:space-between;align-items:center}.header h1{margin:0;font-size:18px;font-weight:600}.main{padding:24px;flex:1;display:flex;flex-direction:column;gap:24px}.panel{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:16px}.panel h2{margin:0 0 12px;font-size:15px;font-weight:600}.login{max-width:360px;margin:80px auto;background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:24px}.login h1{margin:0 0 16px;font-size:20px}.login form{display:flex;flex-direction:column;gap:12px}.login input{padding:10px 12px}.error{color:var(--red);font-size:13px}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--border);vertical-align:middle}th{font-weight:600;color:var(--text-dim);font-size:12px;text-transform:uppercase;letter-spacing:.5px}.dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:6px}.dot.green{background:var(--green);box-shadow:0 0 6px #3fb95080}.dot.gray{background:var(--gray)}.badge{display:inline-block;padding:2px 8px;border-radius:10px;font-size:11px;font-weight:500;background:var(--panel-2);border:1px solid var(--border)}.badge.green{background:#3fb95026;color:var(--green);border-color:#3fb9504d}.badge.red{background:#f8514926;color:var(--red);border-color:#f851494d}.badge.yellow{background:#d2992226;color:var(--yellow);border-color:#d299224d}.chip{display:inline-block;padding:1px 6px;margin-right:4px;margin-top:2px;border-radius:4px;font-size:11px;background:var(--panel-2);border:1px solid var(--border);color:var(--text-dim)}.row-actions{display:flex;gap:6px;align-items:center;flex-wrap:wrap}.muted{color:var(--text-dim)}.form-row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.activity-list{max-height:400px;overflow-y:auto}.activity-item{padding:8px 0;border-bottom:1px solid var(--border);display:flex;gap:12px;font-size:13px}.activity-item:last-child{border-bottom:none}.activity-time{color:var(--text-dim);min-width:110px;font-size:12px}.activity-kiosk{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;color:var(--text-dim);min-width:120px}.advanced-row td{background:var(--panel-2);padding:12px 16px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:100}.modal{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:20px;min-width:320px;max-width:480px}.modal h3{margin:0 0 12px}.modal-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:16px}.kiosk-id{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}.kiosk-name{font-weight:500}.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:16px}.tab{padding:8px 16px;cursor:pointer;border:none;background:transparent;color:var(--text-dim);border-bottom:2px solid transparent;border-radius:0}.tab.active{color:var(--text);border-bottom-color:var(--accent)}