:root{--bg:#f5f7fb;--card:#ffffff;--sidebar:#101827;--sidebar-hover:#1b2638;--primary:#6366f1;--green:#16a34a;--red:#ef4444;--orange:#f59e0b;--blue:#3b82f6;--purple:#8b5cf6;--border:#e8ecf3;--text:#172033;--muted:#7c8799}*{margin:0;padding:0;box-sizing:border-box;font-family:Arial,sans-serif}body{background:var(--bg);color:var(--text)}.login-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--sidebar);padding:20px}.login-card{width:100%;max-width:380px;background:var(--card);border-radius:20px;padding:32px}.login-card h1{font-size:20px;margin-bottom:4px}.login-card p{color:var(--muted);font-size:13px;margin-bottom:22px}.field{margin-bottom:14px}.field label{display:block;font-size:12px;color:var(--muted);margin-bottom:6px;font-weight:600}.field input{width:100%;padding:12px 14px;border-radius:10px;border:1px solid var(--border);font-size:14px}.login-error{color:var(--red);font-size:13px;margin-top:10px}.sidebar{width:260px;height:100vh;position:fixed;background:var(--sidebar);color:#fff;padding:20px 14px;overflow-y:auto}.brand{display:flex;align-items:center;gap:12px;padding:5px 10px 25px}.brand-icon{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,#6366f1,#a855f7);display:flex;align-items:center;justify-content:center;font-size:21px}.brand h2{font-size:18px}.brand small{font-size:10px;color:#8b96a9}.menu-title{color:#68758a;font-size:10px;letter-spacing:1px;margin:20px 10px 8px}.menu-item{width:100%;border:none;background:transparent;color:#a8b1c0;padding:12px 14px;margin:3px 0;border-radius:10px;text-align:left;cursor:pointer;font-size:14px;display:flex;align-items:center;gap:12px}.menu-item:hover,.menu-item.active{background:var(--sidebar-hover);color:#fff}.menu-item .badge{margin-left:auto}.sidebar .logout{margin-top:20px}.main{margin-left:260px}.topbar{height:75px;background:#fff;border-bottom:1px solid var(--border);padding:0 30px;display:flex;align-items:center;justify-content:space-between}.topbar h1{font-size:21px}.topbar p{color:var(--muted);font-size:12px;margin-top:4px}.content{padding:28px}.btn{border:none;border-radius:9px;padding:11px 16px;cursor:pointer;font-weight:600;font-size:13px}.btn-primary{background:var(--primary);color:#fff}.btn-outline{background:#fff;border:1px solid var(--border)}.btn-small{padding:8px 14px;border-radius:8px;border:none;font-size:12px;font-weight:700;cursor:pointer}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:25px}.stat-card{background:#fff;border:1px solid var(--border);border-radius:16px;padding:18px}.stat-head{display:flex;justify-content:space-between}.stat-label{color:var(--muted);font-size:11px;font-weight:700}.stat-icon{width:40px;height:40px;border-radius:11px;display:flex;align-items:center;justify-content:center;font-size:18px}.stat-value{font-size:25px;font-weight:800;margin-top:16px}.stat-sub{font-size:11px;color:var(--green);margin-top:6px}.card{background:#fff;border:1px solid var(--border);border-radius:16px;padding:20px;margin-bottom:20px}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;gap:12px;flex-wrap:wrap}.card-title{font-size:16px;font-weight:700}.card-subtitle{color:var(--muted);font-size:11px;margin-top:5px}.network-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.network-card{background:#fff;border:1px solid var(--border);border-radius:17px;padding:19px}.network-header{display:flex;justify-content:space-between;align-items:center}.network-logo{width:48px;height:48px;border-radius:12px;display:flex;justify-content:center;align-items:center;font-weight:700;font-size:12px}.network-name{margin-top:15px;font-size:17px;font-weight:700}.network-status{color:var(--green);font-size:11px;margin-top:5px}.network-status.muted{color:var(--muted)}.network-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:18px;padding-top:15px;border-top:1px solid var(--border)}.network-stats span{font-size:10px;color:var(--muted)}.network-stats b{display:block;margin-top:4px;font-size:15px}.toggle{width:45px;height:25px;background:#d9dee7;border-radius:20px;padding:3px;cursor:pointer;flex-shrink:0}.toggle.active{background:var(--green)}.toggle.disabled{opacity:.5;cursor:not-allowed}.toggle-dot{width:19px;height:19px;background:#fff;border-radius:50%;transition:.2s}.toggle.active .toggle-dot{margin-left:20px}table{width:100%;border-collapse:collapse}th{text-align:left;padding:13px;font-size:10px;color:var(--muted);border-bottom:1px solid var(--border)}td{padding:15px 13px;border-bottom:1px solid #f0f2f6;font-size:13px}tr:last-child td{border-bottom:none}.badge{padding:5px 9px;border-radius:7px;font-size:10px;font-weight:700;display:inline-block}.green{background:#e8f9ee;color:#15803d}.orange{background:#fff4df;color:#b45309}.red{background:#fee9e9;color:#dc2626}.blue{background:#e8efff;color:#2563eb}.gray{background:#f0f2f6;color:#7c8799}.waterfall{max-width:850px}.waterfall-item{border:1px solid var(--border);border-radius:13px;padding:15px;margin-bottom:10px;display:flex;align-items:center;gap:15px}.priority{width:34px;height:34px;background:#eef0ff;color:var(--primary);border-radius:9px;display:flex;align-items:center;justify-content:center;font-weight:700}.order-btns{display:flex;flex-direction:column;gap:2px}.order-btns button{width:22px;height:20px;border:1px solid var(--border);background:#fff;border-radius:5px;cursor:pointer;font-size:10px}.network-mini-logo{width:36px;height:36px;border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:700}.waterfall-info{flex:1}.waterfall-info h4{font-size:14px}.waterfall-info p{font-size:10px;color:var(--muted);margin-top:4px}.placement-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.placement-card{border:1px solid var(--border);border-radius:15px;padding:18px}.placement-icon{font-size:27px}.placement-card h3{margin-top:12px;font-size:15px}.placement-card p{font-size:11px;color:var(--muted);margin:6px 0 15px}.network-tags{display:flex;gap:5px;flex-wrap:wrap}.tag{font-size:9px;padding:5px 7px;background:#f2f4f8;border-radius:5px}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:11px;font-weight:700;margin-bottom:7px}.form-control{width:100%;padding:12px;border:1px solid var(--border);border-radius:9px;outline:none;background:#fff;font-size:13px}.form-control:focus{border-color:var(--primary)}.reward-preview{background:linear-gradient(135deg,#5b46d8,#9b4de0);color:#fff;border-radius:16px;padding:25px}.reward-preview h2{margin-top:10px;font-size:30px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:flex;align-items:center;justify-content:center;padding:20px;z-index:100}.modal-card{width:100%;max-width:420px;background:#fff;border-radius:18px;padding:24px}.loading-text{color:var(--muted);font-size:13px;padding:8px 0}.error-text{color:var(--red);font-size:13px}.saved-toast{position:fixed;bottom:24px;right:24px;background:var(--green);color:#fff;padding:12px 18px;border-radius:12px;font-weight:700;font-size:13px;z-index:200}@media (max-width:1100px){.stats,.network-grid,.placement-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:760px){.sidebar{width:70px;padding:15px 8px}.brand h2,.brand small,.menu-item span:not(.menu-icon),.menu-title{display:none}.brand,.menu-item{justify-content:center}.main{margin-left:70px}.content{padding:15px}.topbar{padding:0 15px}.stats,.network-grid,.placement-grid,.form-grid{grid-template-columns:1fr}}