:root{--bg: #f4f5f7;--card: #ffffff;--border: #e2e5ea;--text: #1f2430;--muted: #6b7280;--primary: #2563eb;--danger: #dc2626}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}.app{max-width:720px;margin:0 auto;padding-bottom:40px}.topbar{padding:16px 20px;background:var(--primary);color:#fff}.topbar h1{margin:0;font-size:20px}.tabs{display:flex;gap:4px;padding:8px 12px;background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:5}.tab{flex:1;padding:10px;border:none;background:transparent;border-radius:8px;font-size:14px;cursor:pointer;color:var(--muted)}.tab.active{background:var(--primary);color:#fff;font-weight:600}.content{padding:16px 20px}h2{font-size:18px;margin:8px 0 12px}h3{font-size:15px;margin:20px 0 8px}.list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}.card{display:flex;justify-content:space-between;align-items:center;gap:10px;background:var(--card);border:1px solid var(--border);border-radius:10px;padding:12px 14px;cursor:pointer}.card-main{display:flex;flex-direction:column;gap:2px}.card-side{display:flex;flex-direction:column;align-items:flex-end;gap:4px}.muted{color:var(--muted)}.small{font-size:12px}.badge{color:#fff;padding:2px 8px;border-radius:999px;font-size:12px;font-weight:600;text-transform:capitalize}.btn{padding:8px 14px;border:1px solid var(--border);background:#fff;border-radius:8px;cursor:pointer;font-size:14px}.btn.primary{background:var(--primary);color:#fff;border-color:var(--primary)}.btn.danger{background:var(--danger);color:#fff;border-color:var(--danger)}.btn.link{border:none;background:none;color:var(--primary);padding:4px 6px}.btn.link.danger{color:var(--danger)}.row-between{display:flex;justify-content:space-between;align-items:center}.row-gap{display:flex;gap:8px;align-items:center}.row-gap.wrap{flex-wrap:wrap}.mt{margin-top:16px}.wrap{flex-wrap:wrap}.form{display:flex;flex-direction:column;gap:10px}.field{display:flex;flex-direction:column;gap:4px;font-size:13px;color:var(--muted)}.field.inline{flex-direction:row;align-items:center;gap:6px}input,textarea,select{padding:8px 10px;border:1px solid var(--border);border-radius:8px;font-size:14px;font-family:inherit;background:#fff}input:focus,textarea:focus,select:focus{outline:2px solid var(--primary);border-color:var(--primary)}.form-box{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:14px;margin-bottom:12px}.callout{background:#fff7ed;border:1px solid #fed7aa;color:#9a3412;padding:10px 12px;border-radius:8px;margin:10px 0;font-size:14px}.error{color:var(--danger);font-size:14px}.kv{width:100%;border-collapse:collapse}.kv td{padding:6px 8px;border-bottom:1px solid var(--border);font-size:14px;vertical-align:top}.kv td.muted{width:130px}.specs{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:4px}.specs li{display:flex;justify-content:space-between;align-items:center;background:var(--card);border:1px solid var(--border);border-radius:8px;padding:6px 10px;font-size:14px}