:root{--bg: #f5f3ee;--panel: #fffdf8;--text: #2a2825;--muted: #6e675f;--line: #ddd5ca;--primary: #0e6f5c;--primary-hover: #0a5747;--danger: #a73d3d;--ok: #1f7a52;--sidebar-bg: linear-gradient(165deg, #153e34 0%, #1f5a4c 100%);--sidebar-text: #dcebe5;--sidebar-text-dim: #b9d4cc;font-family:Source Han Sans SC,PingFang SC,Hiragino Sans GB,sans-serif;line-height:1.5;font-weight:400;color:var(--text);background:radial-gradient(circle at top right,#efe3d5 0%,var(--bg) 45%,#f8f5f0 100%);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}body{margin:0;min-width:320px}#app{width:min(1280px,100%);margin:0 auto;padding:16px}.layout{min-height:calc(100vh - 32px);display:grid;grid-template-columns:260px 1fr;gap:16px}.sidebar{border-radius:18px;background:var(--sidebar-bg);color:var(--sidebar-text);padding:18px 14px;display:grid;grid-template-rows:auto 1fr;gap:14px}.sidebar-brand h1{margin:0;font-size:22px;letter-spacing:.4px}.sidebar-brand p{margin:4px 0 0;color:var(--sidebar-text-dim);font-size:13px}.menu{display:grid;gap:8px;align-content:start}.menu-item{text-align:left;border:1px solid transparent;border-radius:12px;padding:10px 12px;font-size:14px;color:var(--sidebar-text);background:transparent}.menu-item:hover{background:#ffffff14}.menu-item.active{background:#ffffff2e;border-color:#fff3}.content{display:grid;align-content:start;gap:14px}.content-header{border-radius:16px;border:1px solid var(--line);background:linear-gradient(135deg,#fffefb,#f8f4ec);padding:16px}.content-header h2{margin:0;font-size:24px}.content-header p{margin:6px 0 0;color:var(--muted)}.panel{border:1px solid var(--line);border-radius:16px;background:var(--panel);padding:16px}.panel h2,.panel h3{margin-top:0;margin-bottom:12px}.row{display:flex;gap:10px;align-items:end;flex-wrap:wrap;margin-bottom:12px}label{display:grid;gap:6px;font-size:14px;color:var(--muted)}input,select,button{font:inherit}input,select{min-height:38px;border:1px solid var(--line);border-radius:10px;padding:8px 10px;background:#fff}button{min-height:38px;border:0;border-radius:10px;padding:8px 14px;cursor:pointer;color:#fff;background:var(--primary)}button:hover{background:var(--primary-hover)}button:disabled{cursor:not-allowed;opacity:.7}.cards{display:grid;gap:10px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.card{border:1px solid var(--line);border-radius:12px;padding:12px;background:#fff}.card h3,.card h4{margin:0 0 8px}.qr-wrap{margin:10px 0;display:grid;justify-items:start;gap:6px}.qr{width:172px;height:172px;border:1px solid var(--line);border-radius:10px;background:#fff;padding:6px}.qr-note{margin:0;font-size:12px;color:var(--muted)}.url-line{margin:8px 0;font-size:12px;color:var(--muted);word-break:break-all}.link{color:var(--primary)}.form{display:grid;gap:10px;grid-template-columns:repeat(2,minmax(220px,1fr));margin-bottom:12px}.wide{grid-column:1 / -1}table{width:100%;border-collapse:collapse;font-size:14px}th,td{border-bottom:1px solid var(--line);text-align:left;padding:8px;vertical-align:top}.msg{margin:0;padding:10px 12px;border-radius:10px;font-size:14px}.ok{background:#e7f5ee;color:var(--ok)}.err{background:#fbe9e9;color:var(--danger)}.placeholder-panel{min-height:220px}@media (max-width: 768px){#app{padding:12px}.layout{min-height:auto;grid-template-columns:1fr;gap:12px}.sidebar{padding:12px;gap:10px}.menu{display:flex;gap:8px;overflow-x:auto}.menu-item{white-space:nowrap}.content-header h2{font-size:20px}.form{grid-template-columns:1fr}}