:root{--bg:#f4f7fb;--ink:#111827;--muted:#6b7280;--card:#fff;--line:#e5e7eb;--primary:#2563eb;--green:#16a34a;--shadow:0 12px 30px rgba(15,23,42,.08);--radius:24px}*{box-sizing:border-box}body{background:radial-gradient(circle at top left,#e0f2fe 0,#f8fafc 32%,#f4f7fb 100%);color:var(--ink);min-height:100vh}.fw-black{font-weight:900}.topbar{background:linear-gradient(135deg,#111827,#1e3a8a);color:white;box-shadow:0 8px 24px rgba(0,0,0,.16)}.brand{display:flex;align-items:center;gap:10px;color:white;text-decoration:none;font-size:1.15rem;font-weight:900}.brand-icon{display:grid;place-items:center;width:38px;height:38px;border-radius:14px;background:rgba(255,255,255,.16)}.user-chip{background:rgba(255,255,255,.14);padding:8px 12px;border-radius:999px;font-weight:700}.app-shell{max-width:1500px}.login-wrap{min-height:calc(100vh - 150px);display:grid;place-items:center}.login-card{width:min(440px,94vw);background:rgba(255,255,255,.9);backdrop-filter:blur(8px);padding:34px;border-radius:32px;box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.9)}.login-logo{font-size:3rem;width:82px;height:82px;display:grid;place-items:center;background:#fff7ed;border-radius:28px;margin-bottom:18px}.page-head{display:flex;justify-content:space-between;align-items:center;gap:12px}.page-actions{display:flex;gap:8px;flex-wrap:wrap}.eyebrow{text-transform:uppercase;letter-spacing:.12em;color:var(--muted);font-size:.75rem;font-weight:900}.cashier-layout{display:grid;grid-template-columns:minmax(0,1fr) 420px;gap:18px}.products-panel,.cart-card,.soft-card{background:rgba(255,255,255,.92);border:1px solid rgba(255,255,255,.9);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px}.cart-panel{position:relative}.cart-card{position:sticky;top:82px}.category-bar{display:flex;gap:8px;overflow:auto;padding:14px 0 6px}.cat-btn,.pay-tab{border:1px solid var(--line);background:white;border-radius:999px;padding:10px 16px;font-weight:900;color:#334155;white-space:nowrap}.cat-btn.active,.pay-tab.active{background:var(--primary);border-color:var(--primary);color:white}.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(155px,1fr));gap:12px;padding-top:10px}.product-btn{border:1px solid rgba(37,99,235,.08);border-radius:24px;background:linear-gradient(180deg,#ffffff,#f8fafc);min-height:142px;padding:14px;text-align:left;box-shadow:0 8px 20px rgba(15,23,42,.07);touch-action:manipulation;transition:transform .08s,box-shadow .08s}.product-btn:active{transform:scale(.97);box-shadow:0 4px 12px rgba(15,23,42,.1)}.product-btn .emoji{display:block;font-size:1.9rem}.product-btn .name{display:block;font-weight:900;font-size:1.05rem;line-height:1.1;margin-top:6px}.product-btn .price{display:block;margin-top:10px;font-size:1.28rem;color:var(--primary);font-weight:1000}.product-btn .stock{display:inline-block;margin-top:8px;font-size:.75rem;color:var(--muted);background:#f1f5f9;border-radius:999px;padding:3px 8px}.cart-title-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.cart-list{min-height:96px;max-height:31vh;overflow:auto}.cart-list.empty{display:grid;place-items:center;color:#94a3b8;background:#f8fafc;border:2px dashed #cbd5e1;border-radius:20px}.cart-line{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center;padding:10px 0;border-bottom:1px solid var(--line)}.cart-line b{font-weight:900}.qty-controls{display:flex;align-items:center;gap:6px}.qty-btn{width:40px;height:40px;border-radius:14px;font-weight:900}.grand-total{display:flex;justify-content:space-between;align-items:center;background:linear-gradient(135deg,#eff6ff,#dbeafe);padding:18px;border-radius:22px;margin:14px 0;font-size:1.25rem}.grand-total strong{font-size:2.05rem;color:#1d4ed8}.payment-box{background:#f8fafc;padding:14px;border-radius:22px}.pay-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.money-input{font-size:1.45rem;font-weight:900}.quick-cash{display:grid;gap:8px}.note-grid{grid-template-columns:repeat(3,1fr)}.coin-grid{grid-template-columns:repeat(4,1fr)}.quick-cash button{border:0;background:#e0f2fe;color:#075985;border-radius:16px;padding:13px 4px;font-weight:1000;font-size:1rem;box-shadow:0 4px 10px rgba(2,132,199,.10)}.quick-cash button:active{transform:scale(.96)}.coin-grid button{background:#fef3c7;color:#92400e}.tender-title{font-size:.78rem;text-transform:uppercase;letter-spacing:.10em;color:#64748b;font-weight:1000;margin-bottom:6px}.cash-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px}.cash-actions button{border:1px solid #cbd5e1;background:#fff;border-radius:14px;padding:9px;font-weight:900;color:#334155}.change-row{display:flex;justify-content:space-between;align-items:center;padding:14px 3px;font-size:1.15rem}.change-row strong{font-size:1.65rem;color:var(--green)}.complete-btn{min-height:60px;font-size:1.25rem}.qr-proof-panel{margin-top:14px;background:#fff7ed;border:1px solid #fed7aa;padding:16px;border-radius:22px}.proof-icon{font-size:1.7rem}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.stat-card{background:white;border-radius:24px;padding:18px;box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.9)}.stat-card span{display:block;color:var(--muted);font-weight:800}.stat-card strong{font-size:1.75rem;font-weight:1000}.stat-card.danger strong{color:#dc2626}.table{--bs-table-bg:transparent}.logbox{max-height:560px;overflow:auto}.log-item{border-bottom:1px solid var(--line);padding:10px 0}.log-item span{color:var(--muted);font-size:.82rem}@media (max-width:1100px){.cashier-layout{grid-template-columns:1fr}.cart-card{position:static}.cart-panel{order:-1}.cart-list{max-height:none}.stat-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:720px){.app-shell{padding-left:10px!important;padding-right:10px!important}.page-head{align-items:flex-start;flex-direction:column}.product-grid{grid-template-columns:repeat(2,1fr);gap:10px}.product-btn{min-height:128px;border-radius:20px}.cashier-layout{gap:10px}.products-panel,.cart-card,.soft-card{padding:14px;border-radius:22px}.grand-total strong{font-size:1.75rem}.stat-grid{grid-template-columns:1fr}.user-chip{display:none}}@media (max-width:380px){.product-grid{grid-template-columns:1fr}.note-grid,.coin-grid{grid-template-columns:repeat(2,1fr)}}