*{margin:0;padding:0;box-sizing:border-box}:root{--bg: #0d1117;--bg-card: #161b22;--bg-sidebar: #0d1117;--border: #21262d;--text: #e6edf3;--text-dim: #7d8590;--accent: #e74c3c;--accent-hover: #c0392b;--green: #3fb950;--red: #f85149;--yellow: #d29922}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);min-height:100vh}.login-wrap{display:flex;align-items:center;justify-content:center;min-height:100vh;background:radial-gradient(ellipse at center,#1a1a2e,#0d1117 70%)}.login-card{background:var(--bg-card);border:1px solid var(--border);border-radius:16px;padding:48px 40px;text-align:center;width:400px}.login-logo{font-size:64px;margin-bottom:16px}.login-card h1{font-size:24px;margin-bottom:8px}.login-sub{color:var(--text-dim);margin-bottom:24px;font-size:14px}.login-card input{width:100%;padding:12px 16px;background:var(--bg);border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:15px;margin-bottom:16px;outline:none}.login-card input:focus{border-color:var(--accent)}.login-card button,.btn-primary{width:100%;padding:12px;background:var(--accent);color:#fff;border:none;border-radius:8px;font-size:15px;font-weight:600;cursor:pointer;transition:background .2s}.login-card button:hover,.btn-primary:hover{background:var(--accent-hover)}.login-card button:disabled{opacity:.6;cursor:not-allowed}.error{color:var(--red);margin-top:12px;font-size:14px}.app-layout{display:flex;min-height:100vh}.sidebar{width:240px;background:var(--bg-sidebar);border-right:1px solid var(--border);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:10}.sidebar-brand{padding:20px 20px 16px;display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--border)}.brand-icon{font-size:28px}.brand-text{font-size:20px;font-weight:700;color:var(--accent)}.sidebar nav{flex:1;padding:12px 8px;display:flex;flex-direction:column;gap:4px}.nav-item{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:8px;color:var(--text-dim);text-decoration:none;font-size:14px;font-weight:500;transition:all .15s}.nav-item:hover{background:#ffffff0d;color:var(--text)}.nav-item.active{background:#e74c3c26;color:var(--accent)}.nav-icon{font-size:18px}.sidebar-footer{padding:16px;border-top:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}.version{font-size:11px;color:var(--text-dim)}.btn-logout{background:none;border:1px solid var(--border);color:var(--text-dim);padding:6px 12px;border-radius:6px;font-size:12px;cursor:pointer}.btn-logout:hover{border-color:var(--red);color:var(--red)}.main-content{flex:1;margin-left:240px;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;justify-content:space-between;padding:16px 28px;border-bottom:1px solid var(--border);background:var(--bg-card)}.topbar h2{font-size:18px;font-weight:600}.topbar-status{font-size:13px;font-weight:600;padding:4px 12px;border-radius:20px}.status-up{background:#3fb95026;color:var(--green)}.status-down{background:#f8514926;color:var(--red)}.content-area{padding:24px 28px;flex:1}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;padding:20px;margin-bottom:16px}.card-title{font-size:14px;font-weight:600;color:var(--text-dim);text-transform:uppercase;letter-spacing:.5px;margin-bottom:12px}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;padding:20px;text-align:center}.stat-value{font-size:32px;font-weight:700;margin-bottom:4px}.stat-label{font-size:13px;color:var(--text-dim)}.btn{padding:8px 16px;border-radius:8px;border:1px solid var(--border);background:var(--bg-card);color:var(--text);font-size:13px;cursor:pointer;transition:all .15s}.btn:hover{border-color:var(--accent)}.btn-danger{border-color:var(--red);color:var(--red)}.btn-danger:hover{background:#f8514926}.btn-success{border-color:var(--green);color:var(--green)}.btn-success:hover{background:#3fb95026}.btn-primary{width:auto;padding:8px 20px;font-size:13px}.actions{display:flex;gap:8px;margin-bottom:16px}.badge{display:inline-block;padding:2px 8px;border-radius:10px;font-size:12px;font-weight:600}.badge-green{background:#3fb95026;color:var(--green)}.badge-red{background:#f8514926;color:var(--red)}.badge-yellow{background:#d2992226;color:var(--yellow)}.pre-block{background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:16px;font-family:SF Mono,Fira Code,monospace;font-size:13px;line-height:1.6;overflow-x:auto;white-space:pre-wrap;color:var(--text-dim)}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:13px;font-weight:500;margin-bottom:6px;color:var(--text-dim)}.form-group input,.form-group select,.form-group textarea{width:100%;padding:10px 14px;background:var(--bg);border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:14px;outline:none}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--accent)}.form-group textarea{min-height:80px;resize:vertical;font-family:inherit}.loading{display:flex;align-items:center;justify-content:center;padding:40px;color:var(--text-dim)}@media(max-width:768px){.sidebar{width:60px}.brand-text,.nav-item span:last-child,.version{display:none}.nav-item{justify-content:center;padding:12px}.main-content{margin-left:60px}.stat-grid{grid-template-columns:1fr 1fr}}