:root{--bg: #f5f7f4;--panel: #ffffff;--text: #202421;--muted: #69736b;--line: #dfe5dd;--green: #226653;--green-2: #1c735c;--red: #b8463b}*{box-sizing:border-box}body{margin:0;min-width:1080px;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;letter-spacing:0}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}input{width:100%;min-height:38px;border:1px solid #cfd8d0;border-radius:7px;padding:0 10px;background:#fff}label{display:grid;gap:6px;color:var(--muted);font-size:13px}.login-shell{min-height:100vh;display:grid;place-items:center}.login-card{width:360px;border:1px solid var(--line);border-radius:10px;background:var(--panel);padding:24px;display:grid;gap:14px;box-shadow:0 16px 50px #20242114}.login-card h1{margin:0;font-size:22px}.app-shell{min-height:100vh;display:grid;grid-template-columns:220px 1fr}.sidebar{border-right:1px solid var(--line);background:#fbfcfa;padding:18px 12px;display:flex;flex-direction:column;gap:8px}.brand{display:flex;gap:10px;align-items:center;padding:8px 8px 18px}.brand div{display:grid}.brand strong{font-size:17px}.brand span{font-size:12px;color:var(--muted)}.sidebar button,.small-button,.primary-button,.danger-button,.text-button{border:1px solid transparent;border-radius:7px;min-height:36px;display:inline-flex;gap:7px;align-items:center;justify-content:center;padding:0 12px;background:transparent;color:var(--text)}.sidebar button{justify-content:flex-start}.sidebar button.active{background:#eaf3ef;color:var(--green);border-color:#c7dcd3}.primary-button{background:var(--green);border-color:var(--green);color:#fff;font-weight:700}.small-button{background:#fff;border-color:#cfd8d0}.danger-button{background:#fff5f3;color:var(--red);border-color:#e7c6c1}.ghost-danger{background:#fff}.text-button{color:var(--green);padding:0 4px;min-height:28px}.main{min-width:0;padding:18px}.topbar{min-height:62px;border:1px solid var(--line);border-radius:9px;background:var(--panel);padding:12px 16px;display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.topbar h1{margin:0;font-size:22px}.topbar span{color:var(--muted);font-size:13px}.topbar-actions{display:flex;gap:8px;align-items:center}.user-pill{border:1px solid #d5ded7;background:#f7faf7;border-radius:999px;padding:7px 10px}.error,.error-banner{color:var(--red)}.error-banner{border:1px solid #e7c6c1;background:#fff5f3;border-radius:8px;padding:10px;margin-bottom:12px;display:flex;justify-content:space-between}.content-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.stack{display:grid;gap:12px}.panel,.metric-card,.license-card{background:var(--panel);border:1px solid var(--line);border-radius:9px;padding:14px}.panel h2{margin:0 0 12px;font-size:17px}.wide{grid-column:1 / -1}.metric-card{display:grid;gap:8px}.metric-card svg{color:var(--green)}.metric-card span{color:var(--muted)}.metric-card strong{font-size:28px}.form-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;align-items:end}.form-grid h2,.wide-field,.created-code{grid-column:1 / -1}.check-line{display:flex;align-items:center;gap:8px}.check-line input{width:auto;min-height:auto}.created-code{border:1px dashed #aac9bd;border-radius:8px;background:#f1f8f5;padding:10px;display:flex;gap:14px;align-items:center}.created-code strong{font-size:18px;color:var(--green)}.business-panel{display:grid;grid-template-columns:minmax(0,1fr) 220px;gap:18px;align-items:start}.business-panel p{margin:-6px 0 12px;color:var(--muted);font-size:13px}.business-upload-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px;align-items:center}.business-preview{margin-top:12px;border:1px solid #d5ded7;border-radius:8px;background:#fbfcfa;padding:12px;display:grid;gap:6px}.business-preview strong{font-size:16px}.business-preview span{color:var(--muted);font-size:13px;overflow-wrap:anywhere}.business-qr-preview{width:220px;aspect-ratio:1;border:1px dashed #c4d2ca;border-radius:10px;background:#f8fbf8;display:grid;place-items:center;overflow:hidden;color:var(--muted);position:relative}.business-qr-preview img{width:100%;height:100%;object-fit:contain;display:block}.business-qr-preview a{position:absolute;left:8px;right:8px;bottom:8px;border-radius:6px;background:#ffffffe0;color:var(--green);font-size:12px;text-align:center;padding:5px;text-decoration:none}.license-list{display:grid;gap:10px}.license-card header{display:flex;justify-content:space-between;gap:12px}.license-card header div:first-child{display:grid;gap:3px}.license-card header span,.license-meta,.device-list{color:var(--muted);font-size:13px}.license-code{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;letter-spacing:.02em;overflow-wrap:anywhere}.card-actions,.license-meta{display:flex;gap:8px;flex-wrap:wrap}.license-meta{margin-top:10px}.device-list{margin-top:10px;border-top:1px solid var(--line);padding-top:8px;display:grid;gap:6px}.device-list div,.table .row{display:grid;grid-template-columns:1.1fr 1.2fr 1.4fr .8fr;gap:10px;align-items:center}.table{display:grid;gap:8px}.table .row{grid-template-columns:1.2fr 1fr .8fr 1fr 1.4fr;border-bottom:1px solid #edf1eb;padding:8px 0;color:var(--muted)}.table.compact .row{grid-template-columns:1.4fr 1fr 1fr}.panel-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}.panel-heading h2{margin:0}.segmented-actions{display:inline-flex;gap:4px;border:1px solid #cfd8d0;border-radius:8px;padding:3px;background:#f8faf7}.segmented-actions button{border:0;border-radius:6px;min-height:30px;padding:0 10px;background:transparent}.segmented-actions button.active{background:var(--green);color:#fff}.client-log-list{display:grid;gap:10px}.client-log-card{border:1px solid var(--line);border-left:4px solid #9aaca1;border-radius:8px;background:#fff;padding:12px;display:grid;gap:8px}.client-log-card.warn{border-left-color:#d79a28}.client-log-card.error{border-left-color:var(--red)}.client-log-card header{display:flex;justify-content:space-between;gap:12px}.client-log-card header div{display:grid;gap:3px}.client-log-card header span,.client-log-card p,.client-log-meta{margin:0;color:var(--muted);font-size:13px;overflow-wrap:anywhere}.client-log-meta{display:flex;flex-wrap:wrap;gap:8px 14px}.empty-hint{border:1px dashed #cfd8d0;border-radius:8px;color:var(--muted);text-align:center;padding:28px;background:#fbfcfa}