*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--primary:#c00;--primary-light:red;--primary-dark:#900;--secondary:#065fd4;--secondary-light:#3ea6ff;--warning:#f9a825;--danger:#d93025;--success:#1e8e3e;--bg:#fff;--bg-alt:#f8f8f8;--bg-card:#fff;--text:#0d0d0d;--text-muted:#606060;--text-light:#909090;--border:#e0e0e0;--hover-bg:#f2f2f2;--topnav-h:48px}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;font-family:Noto Sans JP,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5}a{color:var(--secondary);text-decoration:none}a:hover{color:var(--secondary-light)}.topnav{z-index:200;height:var(--topnav-h);background:#282828;align-items:center;gap:0;padding:0 16px;display:flex;position:fixed;top:0;left:0;right:0;box-shadow:0 1px 3px #0003}.topnav-brand{flex-shrink:0;align-items:center;gap:8px;margin-right:24px;display:flex}.topnav-logo{background:var(--primary);border-radius:4px;width:24px;height:24px;display:inline-block}.topnav-title{color:#fff;letter-spacing:.02em;font-size:15px;font-weight:700}.topnav-links{-ms-overflow-style:none;scrollbar-width:none;flex:1;align-items:center;gap:2px;display:flex;overflow-x:auto}.topnav-links::-webkit-scrollbar{display:none}.topnav-links>a{color:#ffffffbf;white-space:nowrap;border-radius:6px;padding:6px 14px;font-size:13px;font-weight:500;text-decoration:none;transition:background .15s,color .15s}.topnav-links>a:hover{color:#fff;background:#ffffff1a;text-decoration:none}.topnav-links>a.active{background:var(--primary);color:#fff;font-weight:700}.topnav-more-wrap{position:relative}.topnav-more-btn{color:#ffffffb3;cursor:pointer;white-space:nowrap;background:0 0;border:none;border-radius:6px;padding:6px 12px;font-size:13px;font-weight:500}.topnav-more-btn:hover{color:#fff;background:#ffffff1a}.topnav-dropdown{border:1px solid var(--border);z-index:300;background:#fff;border-radius:8px;min-width:160px;margin-top:4px;padding:4px 0;position:absolute;top:100%;right:0;box-shadow:0 4px 16px #0000001f}.topnav-dropdown a{color:var(--text);padding:8px 16px;font-size:13px;text-decoration:none;display:block}.topnav-dropdown a:hover{background:var(--hover-bg)}.topnav-dropdown a.active{color:var(--primary);font-weight:700}.topnav-user{flex-shrink:0;align-items:center;gap:10px;margin-left:16px;display:flex}.topnav-operator{color:#fff9;font-size:12px}.topnav-logout{color:#ffffffb3;cursor:pointer;background:#ffffff1a;border:none;border-radius:14px;padding:4px 12px;font-size:11px;font-weight:500}.topnav-logout:hover{color:#fff;background:#fff3}.app-layout{min-height:100vh}.app-main{margin-top:var(--topnav-h);background:var(--bg-alt);min-height:calc(100vh - var(--topnav-h));padding:20px 24px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:10px;padding:16px;box-shadow:0 1px 2px #0000000a}.card:hover{box-shadow:0 2px 8px #00000012}.badge{border-radius:4px;padding:2px 8px;font-size:12px;font-weight:500;display:inline-block}.badge-promoted{color:#137333;background:#e6f4ea}.badge-hypothesis{color:#995d00;background:#fef7e0}.badge-shadow{color:#5f6368;background:#f1f3f4}.badge-danger{color:#c5221f;background:#fce8e6}button{cursor:pointer;border:none;border-radius:20px;padding:8px 16px;font-size:14px;font-weight:500;transition:background .2s}button.primary{background:var(--primary);color:#fff}button.primary:hover{background:var(--primary-dark)}button.secondary{background:var(--secondary);color:#fff}button:disabled{opacity:.5;cursor:not-allowed}input[type=text],input[type=password],input[type=search]{border:1px solid var(--border);border-radius:8px;outline:none;padding:8px 14px;font-size:14px;transition:border .2s}input:focus{border-color:var(--primary)}table{border-collapse:collapse;width:100%}th,td{text-align:left;border-bottom:1px solid var(--border);padding:8px 10px;font-size:13px}th{color:var(--text-muted);font-size:11px;font-weight:600}tr:hover{background:var(--hover-bg)}.topbar{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.topbar h2{color:var(--text);font-size:20px;font-weight:700}.grid{gap:12px;display:grid}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.stat-value{color:var(--primary);font-size:26px;font-weight:700}.stat-label{color:var(--text-muted);margin-top:4px;font-size:12px}.loading{text-align:center;color:var(--text-muted);padding:40px}.error{color:#c5221f;background:#fce8e6;border-radius:8px;padding:12px}.empty{text-align:center;color:var(--text-muted);padding:40px}.login-wrap{background:var(--bg-alt);justify-content:center;align-items:center;min-height:100vh;display:flex}.login-card{text-align:center;width:400px;padding:40px}.login-card h1{color:var(--primary);margin-bottom:8px;font-size:24px}.login-card .subtitle{color:var(--text-muted);margin-bottom:24px;font-size:14px}@media (width<=768px){.topnav-links>a{padding:6px 10px;font-size:12px}.app-main{padding:12px 10px}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}