:root{color-scheme:dark;font-family:IBM Plex Sans,Segoe UI,sans-serif}*{box-sizing:border-box}html,body{margin:0;height:100%;background:#090d10;color:#e5eff7}.admin-shell{display:flex;height:100vh;overflow:hidden}.admin-sidebar{width:228px;flex-shrink:0;display:flex;flex-direction:column;background:#0b1520;border-right:1px solid rgba(71,145,145,.18);overflow-y:auto}.admin-sidebar-brand{display:flex;align-items:center;gap:10px;padding:20px 16px 18px;border-bottom:1px solid rgba(71,145,145,.12)}.brand-mark{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,#25c6b0,#3f9ed8);color:#0d1418;font-weight:800;font-size:18px;display:grid;place-items:center;flex-shrink:0}.brand-name{font-size:14px;font-weight:700;color:#c8e6e6;letter-spacing:.01em}.admin-sidebar-nav{flex:1;display:flex;flex-direction:column;gap:2px;padding:14px 10px}.sidebar-link{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:9px;color:#8bb5b5;text-decoration:none;font-size:14px;font-weight:500;transition:background .15s,color .15s}.sidebar-link:hover{background:#25c6b014;color:#cdeaea}.sidebar-link.active{background:#25c6b024;color:#25c6b0;font-weight:600}.sidebar-link-icon{font-size:16px;width:20px;text-align:center;flex-shrink:0}.admin-sidebar-footer{display:flex;align-items:center;gap:10px;padding:14px 14px 18px;border-top:1px solid rgba(71,145,145,.12)}.sidebar-avatar{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,#25c6b0,#3f9ed8);color:#0d1418;font-size:14px;font-weight:700;display:grid;place-items:center;flex-shrink:0}.sidebar-user-info{display:flex;flex-direction:column;gap:1px;min-width:0}.sidebar-user-name{font-size:13px;font-weight:600;color:#c8e6e6;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-user-role{font-size:11px;color:#5e9090;text-transform:uppercase;letter-spacing:.04em}.admin-main{flex:1;display:flex;flex-direction:column;overflow:hidden;background:radial-gradient(circle at top right,#0f1f28,#090d10 60%)}.admin-topbar{flex-shrink:0;display:flex;align-items:center;justify-content:space-between;padding:0 28px;height:60px;border-bottom:1px solid rgba(71,145,145,.14);background:#0b141b99}.admin-topbar-title{margin:0;font-size:18px;font-weight:700;color:#e0f0f0}.logout-btn{padding:7px 16px;border-radius:8px;border:1px solid rgba(71,145,145,.35);background:transparent;color:#7ab5b5;font-size:13px;font-weight:600;cursor:pointer;transition:background .15s,color .15s,border-color .15s}.logout-btn:hover{background:#25c6b01a;color:#25c6b0;border-color:#25c6b080}.admin-content{flex:1;overflow-y:auto;padding:28px}.login-shell{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:min(420px,100%);background:#0b141be6;border:1px solid rgba(71,145,145,.35);border-radius:16px;padding:24px;display:grid;gap:10px}.login-card h1{margin:0;font-size:24px}.login-card p{margin:0 0 8px;color:#8ab3b3}.login-card label{font-size:14px;color:#b2d1d1}.login-card input{width:100%;padding:11px;border-radius:10px;border:1px solid #2d5050;background:#0a1116;color:#e5eff7}.login-card button,.admin-content button:not(.logout-btn):not(.small-button){margin-top:8px;padding:11px 14px;border-radius:10px;border:0;background:linear-gradient(135deg,#25c6b0,#3f9ed8);color:#0d1418;font-weight:700;cursor:pointer}.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}.card{background:#0c161de6;border:1px solid rgba(71,145,145,.28);border-radius:14px;padding:16px}.card h2{margin-top:0;font-size:16px}.form-card{display:grid;gap:14px}.filter-row{display:flex;gap:10px;align-items:center}.filter-row select{background:#0a1116;color:#e5eff7;border:1px solid #2d5050;border-radius:8px;padding:8px}.cell-input{width:100px;background:#0a1116;color:#e5eff7;border:1px solid #2d5050;border-radius:8px;padding:6px}.summary-row{margin-top:14px;display:flex;justify-content:space-between;align-items:center}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:8px;border-bottom:1px solid rgba(71,145,145,.2);font-size:13px}.error-box{color:#ffbdbd;background:#9c292940;border:1px solid rgba(196,61,61,.4);padding:10px;border-radius:10px}.success-box{color:#bef5de;background:#18815940;border:1px solid rgba(39,171,120,.45);padding:10px;border-radius:10px}.small-button{margin-top:0;padding:6px 10px;border-radius:8px;border:0;background:linear-gradient(135deg,#6ae3d3,#7eb5ff);color:#0d1418;font-size:12px;font-weight:700;cursor:pointer}