:root{--blue:#1f6bff;--blue-dark:#1554d6;--blue-bg:#eef4ff;--yellow:#ffb400;--green:#16a34a;--red:#dc2626;--ink:#16213a;--muted:#5b6880;--line:#dde5f2;--card:#fff;--bg:#f4f7fd;--radius:14px}*{box-sizing:border-box}body,html{margin:0;padding:0}body{font-family:Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--bg);color:var(--ink);font-size:15px;line-height:1.55}a{color:var(--blue);text-decoration:none}h1,h2,h3{line-height:1.25}.shell{display:flex;min-height:100vh}.sidebar{width:232px;flex-shrink:0;background:#0f2557;color:#fff;padding:20px 14px;display:flex;flex-direction:column;gap:4px;position:-webkit-sticky;position:sticky;top:0;height:100vh}.sidebar .logo{font-size:20px;font-weight:800;padding:6px 10px 18px;letter-spacing:.3px}.sidebar .logo span{color:var(--yellow)}.sidebar a.nav{color:#c9d6f2;padding:10px 12px;border-radius:10px;font-weight:600;font-size:14px;display:flex;gap:10px;align-items:center}.sidebar a.nav:hover{background:hsla(0,0%,100%,.08);color:#fff}.sidebar a.nav.active{background:var(--blue);color:#fff}.sidebar .spacer{flex:1 1}.sidebar .agent-box{font-size:13px;background:hsla(0,0%,100%,.07);border-radius:10px;padding:10px 12px}.sidebar .agent-box b{display:block;color:#fff}.sidebar .agent-box .tier{color:var(--yellow);font-weight:700}.main{flex:1 1;padding:28px 34px;max-width:1080px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;margin-bottom:18px}.grid{display:grid;grid-gap:16px;gap:16px}.grid.cols-3{grid-template-columns:repeat(3,1fr)}.grid.cols-4{grid-template-columns:repeat(4,1fr)}@media (max-width:900px){.grid.cols-3,.grid.cols-4{grid-template-columns:1fr 1fr}.main{padding:18px}.shell{flex-direction:column}.sidebar{width:100%;height:auto;position:static;flex-direction:row;flex-wrap:wrap;align-items:center}}.stat{text-align:left}.stat .num{font-size:26px;font-weight:800;color:var(--blue-dark)}.stat .lbl{font-size:13px;color:var(--muted);font-weight:600}.btn{display:inline-block;background:var(--blue);color:#fff;border:0;padding:10px 18px;border-radius:10px;font-weight:700;font-size:14px;cursor:pointer}.btn:hover{background:var(--blue-dark)}.btn.secondary{background:var(--blue-bg);color:var(--blue-dark)}.btn.ghost{background:transparent;color:var(--muted);border:1px solid var(--line)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.small{padding:6px 12px;font-size:13px;border-radius:8px}table.tbl{width:100%;border-collapse:collapse;font-size:14px}.tbl th{text-align:left;color:var(--muted);font-size:12.5px;text-transform:uppercase;letter-spacing:.4px;padding:8px 10px;border-bottom:2px solid var(--line)}.tbl td{padding:10px;border-bottom:1px solid var(--line);vertical-align:middle}.tbl tr:last-child td{border-bottom:0}.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:700}.badge.green{background:#e7f7ec;color:var(--green)}.badge.yellow{background:#fff4d6;color:#a16207}.badge.blue{background:var(--blue-bg);color:var(--blue-dark)}.badge.gray{background:#eef1f6;color:var(--muted)}.badge.red{background:#fdeaea;color:var(--red)}input,select,textarea{font:inherit;padding:10px 12px;border:1px solid var(--line);border-radius:10px;width:100%;background:#fff;color:var(--ink)}input:focus,select:focus{outline:2px solid var(--blue);border-color:var(--blue)}label.fld{display:block;font-size:13px;font-weight:700;color:var(--muted);margin:12px 0 4px}.price{font-weight:800;color:var(--blue-dark)}.strike{text-decoration:line-through;font-weight:500;font-size:13px}.muted,.strike{color:var(--muted)}.small{font-size:13px}.mono{font-family:ui-monospace,SF Mono,Menlo,Consolas,monospace}.error{color:var(--red);font-size:14px;font-weight:600}.success{color:var(--green);font-weight:700}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0f2557,#1f6bff);padding:20px}.login-card{background:#fff;border-radius:18px;padding:36px;width:400px;max-width:100%}.login-card h1{margin:0 0 4px;font-size:24px}.login-card h1 span{color:var(--blue)}.guide h2{margin-top:30px;color:var(--blue-dark)}.guide h3{margin-top:22px}.guide li{margin:6px 0}.case-study{border-left:4px solid var(--yellow);background:#fffdf4;padding:14px 18px;border-radius:0 10px 10px 0;margin:14px 0}.case-study .who,.step-num{font-weight:800}.step-num{display:inline-flex;width:26px;height:26px;border-radius:50%;background:var(--blue);color:#fff;align-items:center;justify-content:center;margin-right:8px;font-size:14px}.qr-box{text-align:center}.qr-box img{width:280px;max-width:100%;border:1px solid var(--line);border-radius:12px}