:root{--bg:#0f172a;--panel:#ffffff;--muted:#64748b;--line:#e2e8f0;--brand:#4f46e5;--brand-dark:#3730a3;--success:#059669;--warn:#d97706;--danger:#dc2626}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,sans-serif;background:#f8fafc;color:#0f172a}button,input,select,textarea{font:inherit}button{cursor:pointer} .hidden{display:none!important}.app-shell{min-height:100vh}.topbar{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}.brand{font-weight:800;font-size:20px;color:var(--brand-dark)}.sub{font-size:13px;color:var(--muted)}.wrap{max-width:1180px;margin:0 auto;padding:24px}.grid{display:grid;gap:18px}.grid.kpi{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.card{background:var(--panel);border:1px solid var(--line);border-radius:24px;box-shadow:0 18px 40px rgba(15,23,42,.06)}.card .head{padding:20px 22px;border-bottom:1px solid #f1f5f9;display:flex;justify-content:space-between;align-items:center;gap:12px}.card .body{padding:20px 22px}.btn{border:none;border-radius:16px;padding:12px 16px;font-weight:700}.btn.primary{background:var(--brand);color:#fff}.btn.secondary{background:#eef2ff;color:var(--brand-dark)}.btn.ghost{background:#fff;border:1px solid var(--line)}.btn.danger{background:#fee2e2;color:#991b1b}.btn.mini{padding:8px 12px;border-radius:12px;font-size:12px}.kpi-num{font-size:30px;font-weight:800;margin-top:10px}.muted{color:var(--muted)}.login-shell{min-height:100vh;display:grid;grid-template-columns:1.1fr .9fr;background:linear-gradient(135deg,#0f172a,#1e1b4b)}.login-left{padding:56px;color:#fff;display:flex;flex-direction:column;justify-content:space-between}.login-right{display:flex;align-items:center;justify-content:center;padding:28px}.panel{background:#fff;border-radius:32px;padding:32px;width:100%;max-width:440px;box-shadow:0 30px 80px rgba(2,6,23,.35)}label{display:block;font-size:14px;font-weight:700;margin-bottom:8px}input,select,textarea{width:100%;border:1px solid var(--line);background:#f8fafc;border-radius:16px;padding:12px 14px}table{width:100%;border-collapse:collapse}th,td{padding:14px 12px;border-bottom:1px solid #f1f5f9;text-align:left;font-size:14px;vertical-align:top}th{background:#f8fafc;color:var(--muted)}.pill{display:inline-block;padding:6px 10px;border-radius:999px;font-size:12px;font-weight:700}.pill.success{background:#d1fae5;color:#065f46}.pill.warn{background:#fef3c7;color:#92400e}.pill.info{background:#dbeafe;color:#1d4ed8}.modal{position:fixed;inset:0;background:rgba(2,6,23,.45);display:flex;align-items:center;justify-content:center;padding:20px;z-index:50}.modal-box{width:100%;max-width:760px;background:#fff;border-radius:28px;border:1px solid var(--line);overflow:hidden}.modal-head{padding:20px 22px;border-bottom:1px solid #f1f5f9;display:flex;justify-content:space-between;align-items:flex-start}.modal-body{padding:20px 22px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.section-title{font-size:18px;font-weight:800}.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.row-actions{gap:8px}.notice{padding:12px 14px;border-radius:14px;background:#eff6ff;color:#1d4ed8;font-size:14px}.error{padding:12px 14px;border-radius:14px;background:#fef2f2;color:#b91c1c;font-size:14px}.list-stack{display:grid;gap:12px}.expense-item{display:flex;justify-content:space-between;gap:10px;padding:14px 0;border-bottom:1px solid #f1f5f9}@media (max-width: 920px){.login-shell{grid-template-columns:1fr}.login-left{display:none}.form-grid{grid-template-columns:1fr}.topbar{padding:16px}.wrap{padding:16px}}