.chub-shell{font-family:system-ui,-apple-system,sans-serif;color:#142443;background:#f3f6fc;border:1px solid #e2e8f4;border-radius:16px;overflow:hidden;max-width:1200px;margin:20px auto}.chub-shell *{box-sizing:border-box}.chub-header{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:20px 26px;background:#081c43;color:white}.chub-header a{color:#9dd2ff}.chub-brand strong{display:block;font-size:25px;letter-spacing:-1px;font-style:italic}.chub-brand strong span{color:#1593ff}.chub-brand small{font-size:10px;letter-spacing:2px}.chub-nav{display:flex;gap:8px;flex-wrap:wrap;padding:14px 24px;background:#0b2b61}.chub-nav a{color:#dceaff;text-decoration:none;padding:10px 14px;border-radius:9px;font-size:14px}.chub-nav a.active,.chub-nav a:hover{background:#1478e8;color:white}.chub-main{padding:26px;min-height:360px}.chub-main h2{font-size:26px;margin:0 0 8px;color:#10234a}.chub-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px;margin:24px 0}.chub-stats>div,.chub-card{background:#fff;border:1px solid #e2e9f5;border-radius:12px;box-shadow:0 4px 12px #142e5710;padding:20px}.chub-stats strong{display:block;font-size:25px;color:#095fd4}.chub-stats span{font-size:13px;color:#5b6a83}.chub-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:18px 0}.chub-card{margin-bottom:15px}.chub-card h3{font-size:17px;margin:0 0 12px;color:#10234a}.chub-card-top{display:flex;align-items:center;justify-content:space-between;gap:12px}.chub-pill{background:#e0f4e9;color:#146438;padding:6px 10px;border-radius:30px;font-size:12px;white-space:nowrap}.chub-progress{height:9px;background:#e6edf8;border-radius:30px;overflow:hidden;margin:14px 0}.chub-progress span{display:block;height:100%;background:linear-gradient(90deg,#0566e9,#17a1ff)}.chub-note{white-space:normal;color:#42516b;background:#f6f9ff;padding:12px;border-radius:8px}.chub-card form{display:grid;gap:12px;margin-top:18px}.chub-card label{display:grid;gap:6px;font-size:13px;font-weight:600}.chub-card input,.chub-card textarea,.chub-card select{width:100%;border:1px solid #cbd5e5;border-radius:8px;padding:10px;font:inherit}.chub-card button{border:0;background:#096be6;color:#fff;padding:12px 20px;border-radius:8px;cursor:pointer;font-weight:700;justify-self:start}.chub-footer{padding:17px 25px;text-align:center;font-size:12px;color:#d6e8ff;background:#081c43}.chub-footer a{color:#d6e8ff}.chub-notice{padding:12px;background:#e0f5e7;border:1px solid #91d5a6;border-radius:9px;margin-bottom:18px}.chub-login{max-width:450px;padding:28px}.chub-login input{max-width:100%}@media(max-width:720px){.chub-header{flex-direction:column;align-items:flex-start}.chub-main{padding:15px}.chub-stats{grid-template-columns:repeat(2,1fr)}.chub-grid{grid-template-columns:1fr}.chub-nav{padding:10px}.chub-nav a{padding:8px;font-size:12px}}/* Stage 2 responsive ledger */
.chub-ledger-wrap{overflow-x:auto;max-width:100%}.chub-ledger{width:100%;border-collapse:collapse;font-size:14px}.chub-ledger th,.chub-ledger td{text-align:left;padding:12px 10px;border-bottom:1px solid #e5eaf3;white-space:nowrap}.chub-ledger th{color:#132c57;background:#f1f5fb}.chub-nav{flex-wrap:wrap}
/* v1.0 responsive refinements */
.chub-shell{max-width:1200px;margin:24px auto;box-sizing:border-box}.chub-shell *{box-sizing:border-box}.chub-nav{display:flex;flex-wrap:wrap;gap:8px}.chub-nav a{white-space:nowrap}.chub-main{min-width:0}.chub-card{overflow-wrap:anywhere}.chub-card input,.chub-card select,.chub-card textarea{max-width:100%}.chub-card button{cursor:pointer}.chub-ledger-wrap{overflow-x:auto}@media(max-width:720px){.chub-shell{margin:8px auto}.chub-header{flex-wrap:wrap;gap:12px}.chub-stats{grid-template-columns:repeat(2,minmax(0,1fr))}.chub-grid{grid-template-columns:1fr}.chub-nav{overflow-x:auto;flex-wrap:nowrap;padding-bottom:8px}}