:root{--bg:#f3f4f6;--card:#fff;--ink:#1f2937;--muted:#6b7280;--line:#e5e7eb;--blue:#2563eb;--blue-soft:#eff6ff;--green:#059669;--red:#dc2626;--nav:#0f172a;--radius:10px;--radius-sm:6px;--safe-bottom:env(safe-area-inset-bottom,0px);color:var(--ink);background:var(--bg);font-family:Segoe UI,system-ui,-apple-system,sans-serif;line-height:1.4}*{box-sizing:border-box}body{background:var(--bg);min-height:100vh;margin:0}#root{min-height:100vh}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}.muted{color:var(--muted)}.tiny{font-size:12px}.boot{text-align:center;min-height:100vh;color:var(--muted);place-content:center;gap:12px;display:grid}.spinner{border:3px solid #cbd5e1;border-top-color:var(--blue);border-radius:50%;width:28px;height:28px;margin:0 auto;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.auth-page{background:#fff;flex-direction:column;justify-content:space-between;max-width:440px;min-height:100vh;margin:0 auto;padding:28px 20px 40px;display:flex}.logo-block{text-align:center;margin-top:12px}.z-badge{background:var(--blue);color:#fff;border-radius:6px;place-items:center;width:64px;height:64px;margin:0 auto 12px;font-size:34px;font-weight:900;display:grid}.brand-block h1{letter-spacing:-.02em;color:#1f2937;margin:0;font-size:24px}.brand-block p{color:var(--muted);margin:6px 0 0;font-size:13px;line-height:18px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:12px;padding:16px}.auth-card{box-shadow:none;border:0;margin:20px 0;padding:8px 0 0}.auth-card h2{margin:0;font-size:20px}.otp-top{justify-content:space-between;align-items:center;margin-bottom:4px;display:flex}label{color:#374151;margin:14px 0 8px;font-size:14px;font-weight:600;display:block}input,textarea{border-radius:var(--radius);width:100%;color:var(--ink);background:#f9fafb;border:1.5px solid 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#2563eb1f}.pending-head{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.pending-head h3{margin:0;font-size:16px}.seal{border-radius:var(--radius);text-align:center;background:#fffffff2;border:2px solid;flex-shrink:0;place-items:center;min-width:64px;height:64px;padding:6px;font-size:10px;font-weight:900;display:grid}.seal.due{border-color:var(--red);color:var(--red)}.seal.paid{border-color:var(--blue);color:var(--blue)}.store-actions{flex-wrap:wrap;gap:8px;margin:12px 0 4px;display:flex}.chip-btn{border-radius:var(--radius);height:34px;color:var(--blue);cursor:pointer;background:#eff6ff;border:1px solid #bfdbfe;align-items:center;gap:6px;padding:0 12px;font-size:12px;font-weight:700;display:inline-flex}.amount-row{justify-content:space-between;align-items:baseline;margin-top:10px;display:flex}.amount{color:var(--red);font-size:22px;font-weight:800}.amount.paid{color:var(--blue)}.card-actions{grid-template-columns:1fr 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#bfdbfe;place-items:center;display:grid}.icon-chip.solid{background:var(--blue);color:#fff;border-color:var(--blue)}.icon-chip.danger{color:var(--red);background:#fef2f2;border-color:#fecaca}.bill-items{margin-top:10px}.bill-item-row,.bill-total-row{justify-content:space-between;align-items:baseline;gap:12px;padding:6px 0;display:flex}.bill-item-row+.bill-item-row{border-top:1px dotted #e5e7eb}.item-title{font-size:17px;font-weight:700;line-height:1.25}.item-amount{color:var(--red);white-space:nowrap;font-size:18px;font-weight:800}.item-amount.paid-amt{color:#059669}.bill-total-row{border-top:1px solid var(--line);margin-top:4px;padding-top:8px;font-weight:700}.bill-actions{flex-wrap:wrap;gap:8px;margin-top:10px;display:flex}.bill-actions 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var(--line);border-radius:var(--radius-sm);cursor:pointer;background:#fff;padding:8px 10px;font-size:12px;font-weight:700}.list-chip.active{color:var(--blue);background:#eff6ff;border-color:#93c5fd}.shopping-card label{margin-top:10px}.add-row{align-items:center;gap:8px;display:flex}.add-row input{flex:1}.shop-items{margin:12px 0 0;padding:0;list-style:none}.shop-items li{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:8px;padding:10px 0;font-weight:600;display:flex}select{border-radius:var(--radius);background:#f9fafb;border:1.5px solid #d1d5db;width:100%;height:46px;padding:0 12px}@media (width>=640px){.modal-backdrop{place-items:center}}
