*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:#f5f7fb;color:#172033}
button,input,select,textarea{font:inherit}.muted{color:#778199}.login-body{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#111827,#4338ca)}
.login-card{width:min(430px,92vw);background:white;padding:34px;border-radius:24px;box-shadow:0 30px 80px #0004}.login-card h1{font-size:26px;margin:14px 0 5px}.login-card label{display:block;font-weight:700;font-size:13px;margin:16px 0 6px}.login-card input{width:100%;padding:12px 14px;border:1px solid #dbe0ea;border-radius:10px}
.brand-mark{width:54px;height:54px;border-radius:16px;background:#4f46e5;color:white;display:grid;place-items:center;font-weight:900;font-size:26px}.brand-mark.small{width:40px;height:40px;border-radius:12px;font-size:20px}.demo-box{margin-top:18px;padding:14px;background:#f3f4f6;border-radius:12px;font-size:13px;line-height:1.7}.full{width:100%;margin-top:20px}
.app-shell{display:grid;grid-template-columns:240px 1fr;min-height:100vh}.sidebar{background:#111827;color:#d1d5db;padding:20px 14px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.logo-row{display:flex;gap:10px;align-items:center;padding:2px 8px 24px}.logo-row b{color:white;display:block}.logo-row small{display:block;color:#8d96a7;font-size:11px;margin-top:2px}.sidebar nav{display:grid;gap:7px}.nav{border:0;background:transparent;color:#c4c9d3;padding:11px 12px;border-radius:10px;text-align:left;cursor:pointer;display:flex;gap:8px;align-items:center}.nav:hover,.nav.active{background:#253047;color:white}.pill{margin-left:auto;background:#ef4444;color:white;border-radius:999px;padding:2px 7px;font-size:11px}.pill.warn{background:#f59e0b}.sidebar-bottom{margin-top:auto}.user-mini{display:flex;gap:9px;align-items:center;padding:12px 7px;border-top:1px solid #273246}.user-mini b{display:block;color:white;font-size:13px}.user-mini small{display:block;font-size:11px;color:#99a2b3}.logout{display:block;padding:8px;color:#aab2c0;font-size:12px;text-decoration:none}
main{padding:0 28px 40px;min-width:0}.topbar{height:92px;display:flex;align-items:center;justify-content:space-between;gap:20px}.topbar h1{margin:0 0 4px;font-size:28px}.topbar p{margin:0}.top-actions{display:flex;gap:9px}.top-actions select,.card-head input{border:1px solid #dbe0ea;background:white;border-radius:10px;padding:10px 12px}
.btn{border:1px solid #dbe0ea;background:white;padding:9px 13px;border-radius:9px;cursor:pointer;font-weight:700;color:#30394d}.btn.primary{background:#4f46e5;color:white;border-color:#4f46e5}.btn.small{padding:6px 10px;font-size:12px}.view{display:none}.view.active{display:block}.kpis{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-bottom:16px}.kpi{background:white;border:1px solid #e4e7ee;border-radius:15px;padding:18px}.kpi span,.kpi small{display:block;color:#7a8498;font-size:12px}.kpi strong{display:block;font-size:30px;margin:5px 0 2px}.kpi.danger strong{color:#dc2626}.kpi.success strong{color:#059669}
.grid.two{display:grid;grid-template-columns:1.25fr .75fr;gap:16px;margin-bottom:16px}.card{background:white;border:1px solid #e4e7ee;border-radius:16px;padding:20px;box-shadow:0 2px 8px #17203308}.card-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:16px}.card-head h2{font-size:17px;margin:0 0 3px}.card-head p{font-size:12px;margin:0;color:#8590a4}.linkbtn{border:0;background:transparent;color:#4f46e5;font-weight:800;cursor:pointer}
.funnel-bars{display:grid;gap:10px}.frow{display:grid;grid-template-columns:95px 1fr 42px;align-items:center;gap:10px;font-size:12px}.bar{height:9px;background:#eef0f5;border-radius:999px;overflow:hidden}.bar i{display:block;height:100%;background:linear-gradient(90deg,#4f46e5,#8b5cf6);border-radius:999px}.alert-list{display:grid;gap:11px}.alert-row{display:grid;grid-template-columns:44px 1fr auto;align-items:center;padding:12px;border-radius:12px}.alert-row.red{background:#fff1f2}.alert-row.amber{background:#fff8e7}.alert-row.purple{background:#f5f3ff}.alert-row b{font-size:22px}.alert-row span{font-size:12px}.alert-row button{border:0;background:transparent;font-weight:800;cursor:pointer}
.metric-row,.rank-row{display:flex;align-items:center;gap:10px;padding:10px 2px;border-bottom:1px solid #eef0f4}.metric-row b{margin-left:auto}.metric-row small{width:40px;text-align:right;color:#8a94a8}.rank{width:22px;height:22px;border-radius:7px;background:#eef2ff;color:#4f46e5;display:grid;place-items:center;font-size:11px;font-weight:900}.avatar{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:#e0e7ff;color:#4338ca;font-size:11px;font-weight:900;flex:0 0 auto}.grow{flex:1;min-width:0}.grow b,.grow small{display:block}.grow small{color:#8a94a8;font-size:11px;margin-top:2px}
.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;min-width:860px}th{text-align:left;font-size:11px;color:#8b95a9;padding:10px;border-bottom:1px solid #e6e9f0}td{padding:12px 10px;border-bottom:1px solid #eef0f4;font-size:12px}td small{display:block;color:#919aab;margin-top:3px}.badge{display:inline-block;padding:5px 8px;border-radius:999px;font-size:10px;font-weight:800;background:#eef2ff;color:#4338ca}.badge.channel{background:#eef6ff;color:#1557a8}.s0{background:#fff1f2;color:#be123c}.s1{background:#eff6ff;color:#1d4ed8}.s2,.s3{background:#fff7ed;color:#c2410c}.s4,.s5{background:#f5f3ff;color:#6d28d9}.s6{background:#ecfeff;color:#0e7490}.s7{background:#ecfdf5;color:#047857}
.person-cell{display:flex;align-items:center;gap:8px}.cards-list{display:grid;gap:10px}.follow-card{display:flex;align-items:center;gap:12px;padding:11px 0;border-bottom:1px solid #edf0f4}.big-funnel{display:flex;flex-direction:column;align-items:center;gap:8px;padding:8px}.funnel-step{background:linear-gradient(90deg,#eef2ff,#f5f3ff);border:1px solid #ddd6fe;border-radius:10px;padding:13px 18px;display:grid;grid-template-columns:1fr auto 60px;gap:20px;align-items:center}.funnel-step b{font-size:20px}.funnel-step small{color:#727d91;text-align:right}
.modal{position:fixed;inset:0;background:#11182799;display:none;place-items:center;padding:18px;z-index:50}.modal.open{display:grid}.modal-card{width:min(780px,96vw);max-height:92vh;overflow:auto;background:white;border-radius:20px;padding:24px;position:relative}.modal-close{position:absolute;right:15px;top:12px;border:0;background:#f3f4f6;border-radius:50%;width:34px;height:34px;font-size:22px;cursor:pointer}.lead-head{display:flex;gap:12px;align-items:center;margin-bottom:16px}.lead-head .avatar{width:48px;height:48px}.lead-head h2{margin:0}.lead-head p{margin:3px 0 0;color:#7f899b;font-size:12px}.detail-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin:14px 0}.detail-box{background:#f8fafc;border:1px solid #edf0f4;padding:11px;border-radius:10px}.detail-box small{display:block;color:#8791a4}.detail-box b{display:block;margin-top:3px}.stage-actions{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0}.chat{background:#f8fafc;border:1px solid #edf0f4;border-radius:12px;padding:12px;display:grid;gap:8px}.msg{max-width:80%;padding:9px 11px;border-radius:11px;font-size:12px}.msg.student{background:white;border:1px solid #e5e7eb}.msg.agent{background:#e0e7ff;margin-left:auto}.msg time{display:block;font-size:9px;color:#8b95a7;margin-top:3px}.notes{width:100%;min-height:80px;border:1px solid #dbe0ea;border-radius:10px;padding:10px;margin-top:10px}.flash{padding:10px;border-radius:8px}.flash.bad{background:#fff1f2;color:#be123c}
@media(max-width:1050px){.app-shell{grid-template-columns:80px 1fr}.sidebar{padding:16px 8px}.logo-row>div:last-child,.nav:not(.active) span,.nav{font-size:0}.nav{justify-content:center;font-size:20px}.nav.active{font-size:0}.sidebar-bottom .user-mini>div:last-child,.logout{display:none}.kpis{grid-template-columns:repeat(2,1fr)}.grid.two{grid-template-columns:1fr}}
@media(max-width:700px){main{padding:0 14px 30px}.app-shell{grid-template-columns:1fr}.sidebar{position:static;height:auto;display:block}.sidebar nav{grid-template-columns:repeat(5,1fr)}.sidebar-bottom,.logo-row{display:none}.nav,.nav.active{font-size:17px;padding:10px}.topbar{height:auto;padding:15px 0;align-items:flex-start}.top-actions{display:none}.kpis{grid-template-columns:1fr 1fr}.kpi strong{font-size:24px}.detail-grid{grid-template-columns:1fr}}