@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@400;600;700;800;900&display=swap');
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
body{font-family:'Nunito',sans-serif;background:#f4f6fb;color:#1a1a2e;}
#app{max-width:430px;margin:0 auto;min-height:100vh;position:relative;overflow:hidden;}
:root{--primary:#ff4500;--primary-l:#fff3ef;--bg:#f4f6fb;--card:#fff;--text:#1a1a2e;--sub:#6b7280;--border:#e5e7eb;--success:#16a34a;--warn:#d97706;--danger:#dc2626;--yape:#6c2bd9;--plin:#0077b6;--dark:#1a1a2e;--r:18px;}
.hidden{display:none!important;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:none;border-radius:30px;padding:12px 22px;font-weight:800;font-size:14px;cursor:pointer;font-family:inherit;transition:opacity .2s,transform .1s;white-space:nowrap;}
.btn:disabled{opacity:.5;cursor:not-allowed;}
.btn:active{transform:scale(.97);}
.btn-primary{background:linear-gradient(135deg,var(--primary),#ff6a00);color:#fff;}
.btn-outline{background:#fff;border:1.5px solid var(--primary);color:var(--primary);}
.btn-ghost{background:var(--bg);color:var(--text);}
.btn-danger{background:#fff0f0;border:1.5px solid var(--danger);color:var(--danger);}
.btn-success{background:#f0fdf4;border:1.5px solid var(--success);color:var(--success);}
.btn-dark{background:linear-gradient(135deg,var(--dark),#0f3460);color:#fff;}
.btn-sm{padding:7px 14px;border-radius:18px;font-size:12px;}
.btn-full{width:100%;}
.card{background:var(--card);border-radius:var(--r);padding:16px;box-shadow:0 2px 12px rgba(0,0,0,.07);}
.mb-12{margin-bottom:12px;}
.field{margin-bottom:14px;}
.field label{display:block;font-size:11px;font-weight:800;color:var(--sub);text-transform:uppercase;letter-spacing:1px;margin-bottom:6px;}
.field input,.field select,.field textarea{width:100%;padding:11px 14px;border-radius:12px;border:1.5px solid var(--border);font-size:14px;font-family:inherit;outline:none;color:var(--text);background:#fff;transition:border-color .2s;}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--primary);}
.field textarea{resize:vertical;min-height:60px;}
.alert{border-radius:12px;padding:10px 14px;font-size:13px;font-weight:700;margin-bottom:14px;}
.alert-danger{background:#fff0f0;border:1px solid #fca5a5;color:var(--danger);}
.alert-ok{background:#f0fdf4;border:1px solid #86efac;color:#166534;}
.toast{position:fixed;top:18px;left:50%;transform:translateX(-50%) translateY(-12px);background:#1a1a2e;color:#fff;padding:10px 22px;border-radius:30px;z-index:9999;font-size:13px;font-weight:700;white-space:nowrap;box-shadow:0 6px 24px rgba(0,0,0,.3);opacity:0;transition:all .3s;}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0);}
.toast.toast-error{background:var(--danger);}
.toast.toast-warn{background:var(--warn);}
.bottom-nav{position:fixed;bottom:0;left:50%;transform:translateX(-50%);width:430px;background:#fff;border-top:1px solid var(--border);display:flex;justify-content:space-around;padding:10px 0 16px;z-index:200;box-shadow:0 -4px 20px rgba(0,0,0,.08);}
.nav-item{display:flex;flex-direction:column;align-items:center;gap:3px;cursor:pointer;min-width:56px;position:relative;}
.nav-item .nav-icon{font-size:22px;filter:grayscale(1) opacity(.45);transition:filter .2s;}
.nav-item .nav-label{font-size:10px;color:var(--sub);font-weight:600;transition:color .2s;}
.nav-item.active .nav-icon{filter:none;}
.nav-item.active .nav-label{color:var(--primary);font-weight:900;}
.nav-badge{position:absolute;top:-3px;right:8px;background:var(--danger);color:#fff;font-size:9px;font-weight:900;min-width:16px;height:16px;padding:0 3px;border-radius:8px;display:flex;align-items:center;justify-content:center;}
.main-header{background:linear-gradient(135deg,var(--primary),#ff6a00);padding:16px 16px 20px;position:sticky;top:0;z-index:50;}
.search-box{background:#fff;border-radius:25px;display:flex;align-items:center;padding:9px 16px;gap:8px;margin-top:12px;}
.search-box input{border:none;outline:none;font-size:14px;width:100%;font-family:inherit;}
.pill{display:inline-block;padding:3px 10px;border-radius:20px;font-size:11px;font-weight:800;white-space:nowrap;}
.pill-procesando{background:#fff3cd;color:#856404;}
.pill-camino{background:#cce5ff;color:#004085;}
.pill-entregado{background:#d4edda;color:#155724;}
.pill-cancelado{background:#f8d7da;color:#721c24;}
.pill-ok{background:#d4edda;color:#155724;}
.pill-bajo{background:#fff3cd;color:#856404;}
.pill-sinstock{background:#f8d7da;color:#721c24;}
.pill-inactivo{background:#e5e7eb;color:#6b7280;}
.product-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:10px 14px 80px;}
.product-card{background:#fff;border-radius:var(--r);overflow:hidden;box-shadow:0 2px 12px rgba(0,0,0,.07);cursor:pointer;}
.product-card .thumb{position:relative;height:120px;background:linear-gradient(135deg,#fff8f5,#fff0e8);display:flex;align-items:center;justify-content:center;font-size:54px;overflow:hidden;}
.product-card .thumb img{width:100%;height:100%;object-fit:cover;}
.product-card .discount-badge{position:absolute;top:8px;left:8px;background:var(--primary);color:#fff;font-size:10px;font-weight:800;padding:3px 8px;border-radius:20px;z-index:2;}
.product-card .last-badge{position:absolute;top:8px;right:8px;background:var(--warn);color:#fff;font-size:9px;font-weight:800;padding:2px 6px;border-radius:20px;z-index:2;}
.product-card .info{padding:10px 10px 12px;}
.product-card .pname{font-size:12px;font-weight:700;line-height:1.35;margin-bottom:5px;min-height:32px;}
.product-card .price{font-size:17px;font-weight:900;color:var(--primary);}
.product-card .old-price{font-size:11px;color:#bbb;text-decoration:line-through;margin:2px 0 6px;}
.product-card .meta{font-size:10px;color:var(--sub);margin-bottom:8px;}
.add-btn{width:100%;background:var(--primary-l);border:1.5px solid var(--primary);color:var(--primary);border-radius:22px;padding:7px 0;font-weight:800;font-size:12px;cursor:pointer;font-family:inherit;}
.empty-state{text-align:center;padding:70px 24px;}
.empty-state .icon{font-size:80px;margin-bottom:16px;}
.empty-state h3{font-size:20px;font-weight:900;margin-bottom:8px;}
.empty-state p{color:var(--sub);}
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:800;display:flex;align-items:flex-end;}
.modal-box{background:#fff;border-radius:24px 24px 0 0;width:100%;max-width:430px;max-height:90vh;overflow-y:auto;padding:24px 20px 44px;margin:0 auto;}
.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;}
.modal-title{font-weight:900;font-size:18px;}
.modal-close{background:var(--bg);border:none;border-radius:10px;width:32px;height:32px;cursor:pointer;font-size:18px;display:flex;align-items:center;justify-content:center;}
::-webkit-scrollbar{width:3px;height:3px;}
::-webkit-scrollbar-thumb{background:var(--primary);border-radius:10px;}
@keyframes spin{from{transform:rotate(0)}to{transform:rotate(360deg)}}
.spin{animation:spin 1s linear infinite;display:inline-block;}
.thumb-detail{height:240px;background:linear-gradient(135deg,#fff8f5,#fff0e8);display:flex;align-items:center;justify-content:center;font-size:100px;position:relative;overflow:hidden;}
.thumb-detail img{width:100%;height:100%;object-fit:cover;}