*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
    --bg:#fff0f5;
    --glass:rgba(255,255,255,0.45);
    --glass-border:rgba(236,72,153,0.22);
    --glass-hover:rgba(255,255,255,0.65);
    --text:#4a1942;
    --text-dim:#9b6b93;
    --accent1:#ec4899;
    --accent2:#f472b6;
    --accent3:#a855f7;
    --green:#16a34a;
    --red:#e11d48;
    --orange:#ea580c;
    --sidebar-w:240px;
    --radius:14px;
    --radius-sm:10px;
}
html{font-size:15px}
body{
    font-family:'Plus Jakarta Sans',system-ui,sans-serif;
    background:linear-gradient(135deg,#fce4ec,#f8bbd0,#f3e5f5,#e8def8);
    background-size:400% 400%;
    animation:gradientShift 15s ease infinite;
    color:var(--text);
    min-height:100vh;
    overflow-x:hidden;
}

/* BG BLOBS */
.bg-blobs{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.blob{position:absolute;border-radius:50%;filter:blur(80px);opacity:.5;animation:float 20s ease-in-out infinite}
.blob1{width:500px;height:500px;background:#f9a8d4;top:-10%;left:-10%}
.blob2{width:400px;height:400px;background:#c084fc;bottom:-10%;right:-10%;animation-delay:-7s}
.blob3{width:350px;height:350px;background:#fda4af;top:40%;left:50%;animation-delay:-14s}
@keyframes gradientShift{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}
@keyframes float{0%,100%{transform:translate(0,0)}33%{transform:translate(30px,-40px)}66%{transform:translate(-20px,30px)}}

/* SIDEBAR */
.sidebar{
    position:fixed;left:0;top:0;bottom:0;width:var(--sidebar-w);
    background:rgba(255,240,245,0.65);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
    border-right:1px solid rgba(236,72,153,0.2);
    z-index:100;display:flex;flex-direction:column;padding:20px 12px;
}
.sidebar-brand{
    display:flex;align-items:center;gap:10px;padding:8px 12px;
    font-weight:800;font-size:1.15rem;margin-bottom:28px;
    background:linear-gradient(135deg,var(--accent1),var(--accent3));-webkit-background-clip:text;-webkit-text-fill-color:transparent;
}
.nav-links{display:flex;flex-direction:column;gap:4px;flex:1}
.nav-item{
    display:flex;align-items:center;gap:12px;padding:11px 14px;
    border-radius:var(--radius-sm);color:var(--text-dim);
    text-decoration:none;font-weight:500;font-size:.9rem;
    transition:all .2s;cursor:pointer;
}
.nav-item:hover{background:var(--glass-hover);color:var(--text)}
.nav-item.active{background:linear-gradient(135deg,rgba(236,72,153,.18),rgba(168,85,247,.12));color:var(--accent1)}
.nav-pos.active{background:transparent}

/* POS special icon */
.nav-pos{justify-content:center;text-align:center;flex-direction:column;align-items:center;gap:6px;padding:14px 10px;margin-bottom:8px}
.pos-icon{
    width:52px;height:52px;border-radius:16px;
    background:linear-gradient(135deg,var(--accent1),var(--accent2));
    display:flex;align-items:center;justify-content:center;
    color:#fff;box-shadow:0 6px 20px rgba(236,72,153,.35);
    transition:all .2s;
}
.nav-pos:hover .pos-icon,.nav-pos.active .pos-icon{transform:scale(1.05);box-shadow:0 8px 28px rgba(236,72,153,.45)}
.nav-pos span{font-weight:700;font-size:.85rem;letter-spacing:.02em}

/* Bottom nav POS icon - center floating */
.bnav-pos{
    position:relative;margin-top:-28px;
}
.bpos-icon{
    width:56px;height:56px;border-radius:18px;
    background:linear-gradient(135deg,var(--accent1),var(--accent2));
    display:flex;align-items:center;justify-content:center;
    color:#fff;box-shadow:0 6px 24px rgba(236,72,153,.45);
    margin-bottom:2px;transition:transform .2s;
}
.bnav-pos:active .bpos-icon{transform:scale(.93)}
.bnav-pos span{font-weight:700;font-size:.75rem;color:var(--accent1)}

/* BOTTOM NAV (mobile) */
.bottom-nav{
    display:none;position:fixed;bottom:0;left:0;right:0;
    background:rgba(255,240,245,0.6);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
    border-top:1px solid rgba(236,72,153,0.2);
    z-index:100;padding:8px 4px;justify-content:space-around;
}
.bnav{
    display:flex;flex-direction:column;align-items:center;gap:3px;
    color:var(--text-dim);text-decoration:none;font-size:.7rem;font-weight:500;
    padding:6px 10px;border-radius:10px;transition:all .2s;cursor:pointer;
}
.bnav.active{color:var(--accent1)}
.bnav:hover{color:var(--text)}

/* MAIN CONTENT */
.content{margin-left:var(--sidebar-w);padding:28px 32px;position:relative;z-index:1;min-height:100vh}
.page{display:none}.page.active{display:block}

/* PAGE HEADER */
.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;flex-wrap:wrap;gap:12px}
.page-header h2{font-size:1.5rem;font-weight:800}

/* BUTTONS */
.btn-primary{
    display:inline-flex;align-items:center;gap:8px;padding:10px 20px;
    background:linear-gradient(135deg,var(--accent1),var(--accent2));
    color:#fff;border:none;border-radius:var(--radius-sm);
    font-weight:600;font-size:.9rem;cursor:pointer;transition:all .2s;
    font-family:inherit;
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 8px 25px rgba(236,72,153,.3)}
.btn-secondary{
    padding:10px 20px;background:var(--glass);color:var(--text);
    border:1px solid var(--glass-border);border-radius:var(--radius-sm);
    font-weight:600;font-size:.9rem;cursor:pointer;transition:all .2s;font-family:inherit;
}
.btn-secondary:hover{background:var(--glass-hover)}
.btn-icon{
    background:none;border:none;color:var(--text-dim);cursor:pointer;
    padding:6px;border-radius:8px;transition:all .2s;font-size:1.2rem;line-height:1;
}
.btn-icon:hover{background:var(--glass-hover);color:var(--text)}
.btn-sm{
    padding:8px 14px;background:var(--glass);color:var(--text-dim);
    border:1px solid var(--glass-border);border-radius:8px;
    font-size:.8rem;cursor:pointer;font-family:inherit;
}
.btn-sm:hover{color:var(--text)}

/* SEARCH BOX */
.search-box{
    display:flex;align-items:center;gap:8px;
    background:var(--glass);border:1px solid var(--glass-border);
    border-radius:var(--radius-sm);padding:0 14px;flex:1;max-width:320px;
}
.search-box input{
    flex:1;padding:10px 0;border:none;background:none;
    color:var(--text);font-size:.9rem;outline:none;font-family:inherit;
}
.search-box input::placeholder{color:var(--text-dim)}

/* FILTER ROW */
.filter-row{display:flex;gap:10px;margin-bottom:20px;flex-wrap:wrap;align-items:center}
.filter-row input,.filter-row select{
    padding:9px 14px;background:var(--glass);border:1px solid var(--glass-border);
    border-radius:8px;color:var(--text);font-size:.85rem;font-family:inherit;
}
.filter-row input[type="date"],.filter-row input[type="month"]{color-scheme:light}
.filter-row input::placeholder{color:var(--text-dim)}
.filter-row select{cursor:pointer}

/* DATA TABLE */
.table-wrap{overflow-x:auto}
.data-table{width:100%;border-collapse:collapse}
.data-table th{
    text-align:left;padding:12px 16px;font-size:.8rem;font-weight:600;
    color:var(--text-dim);text-transform:uppercase;letter-spacing:.05em;
    border-bottom:1px solid var(--glass-border);
}
.data-table td{
    padding:12px 16px;border-bottom:1px solid rgba(236,72,153,.06);
    font-size:.9rem;
}
.data-table tr:hover td{background:rgba(255,240,245,0.5)}
.data-table .price-col{font-weight:600;color:var(--green)}
.data-table .stock-col{color:var(--text-dim)}
.data-table .stock-col.low{color:var(--orange)}
.data-table .stock-col.out{color:var(--red)}
.data-table .cat-badge{
    display:inline-block;padding:3px 10px;border-radius:20px;
    font-size:.75rem;font-weight:500;
    background:rgba(236,72,153,.12);color:var(--accent1);
}
.data-table .btn-edit{
    padding:5px 10px;font-size:.8rem;border-radius:6px;
    background:rgba(236,72,153,.12);color:var(--accent1);border:none;cursor:pointer;
    font-family:inherit;margin-right:6px;
}
.data-table .btn-del{
    padding:5px 10px;font-size:.8rem;border-radius:6px;
    background:rgba(225,29,72,.1);color:var(--red);border:none;cursor:pointer;font-family:inherit;
}

/* EMPTY STATE */
.empty-state{text-align:center;padding:60px 20px;color:var(--text-dim)}
.empty-state svg{margin-bottom:12px}
.empty-state p{font-size:.95rem}

/* ========== POS LAYOUT ========== */
.pos-layout{display:flex;gap:24px;height:calc(100vh - 100px)}
.pos-items{flex:1;min-width:0;display:flex;flex-direction:column}
.pos-cart{
    width:360px;flex-shrink:0;display:flex;flex-direction:column;
    background:rgba(255,240,245,0.55);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
    border:1px solid rgba(236,72,153,0.2);border-radius:var(--radius);
    overflow:hidden;
}

/* CATEGORY TABS */
.category-tabs{
    display:flex;gap:8px;overflow-x:auto;padding-bottom:12px;margin-bottom:16px;
    scrollbar-width:none;-ms-overflow-style:none;
}
.category-tabs::-webkit-scrollbar{display:none}
.cat-tab{
    padding:7px 16px;border-radius:20px;font-size:.8rem;font-weight:600;
    background:var(--glass);color:var(--text-dim);border:1px solid var(--glass-border);
    cursor:pointer;white-space:nowrap;transition:all .2s;font-family:inherit;
}
.cat-tab.active{background:linear-gradient(135deg,var(--accent1),var(--accent2));color:#fff;border-color:transparent}
.cat-tab:hover:not(.active){background:var(--glass-hover);color:var(--text)}

/* ITEMS GRID */
.items-grid{
    display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));
    gap:12px;overflow-y:auto;flex:1;padding-bottom:8px;
}
.item-card{
    background:rgba(255,255,255,0.65);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
    border:1px solid rgba(236,72,153,0.18);border-radius:16px;
    padding:16px;cursor:pointer;transition:all .2s;position:relative;
    display:flex;flex-direction:column;gap:6px;box-shadow:0 4px 16px rgba(236,72,153,0.1);
}
.item-card:hover{transform:translateY(-2px);border-color:var(--accent1);box-shadow:0 8px 25px rgba(236,72,153,.2)}
.item-card:active{transform:scale(.97)}
.item-card .item-cat{
    font-size:.7rem;font-weight:500;color:var(--accent3);
    text-transform:uppercase;letter-spacing:.03em;
}
.item-card .item-name{font-weight:700;font-size:.95rem;line-height:1.3}
.item-card .item-price{font-weight:800;font-size:1.05rem;color:var(--green)}
.item-card .item-stock{
    font-size:.7rem;color:var(--text-dim);margin-top:auto;
}
.item-card .item-stock.low{color:var(--orange)}
.item-card .item-stock.out{color:var(--red)}
.item-card.disabled{opacity:.4;pointer-events:none}

/* CART */
.cart-header{
    display:flex;align-items:center;justify-content:space-between;
    padding:18px 20px 14px;border-bottom:1px solid var(--glass-border);
}
.cart-header h3{font-weight:700;font-size:1rem}
.cart-items{flex:1;overflow-y:auto;padding:12px 16px}
.cart-empty{
    display:flex;flex-direction:column;align-items:center;justify-content:center;
    height:100%;color:var(--text-dim);gap:8px;
}
.cart-empty p{font-size:.85rem}
.cart-row{
    display:flex;align-items:center;gap:10px;padding:10px 0;
    border-bottom:1px solid rgba(236,72,153,.06);
}
.cart-row .cr-info{flex:1;min-width:0}
.cart-row .cr-name{font-weight:600;font-size:.85rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cart-row .cr-price{font-size:.75rem;color:var(--text-dim)}
.cart-row .cr-qty{
    display:flex;align-items:center;gap:6px;
}
.cart-row .cr-qty button{
    width:28px;height:28px;border-radius:8px;border:1px solid var(--glass-border);
    background:var(--glass);color:var(--text);cursor:pointer;font-size:1rem;
    display:flex;align-items:center;justify-content:center;font-family:inherit;
}
.cart-row .cr-qty button:hover{background:var(--glass-hover)}
.cart-row .cr-qty span{font-weight:700;font-size:.9rem;min-width:20px;text-align:center}
.cart-row .cr-sub{font-weight:700;font-size:.85rem;color:var(--green);min-width:70px;text-align:right}
.cart-row .cr-del{
    background:none;border:none;color:var(--red);cursor:pointer;
    padding:4px;border-radius:6px;opacity:.5;transition:all .2s;font-size:1.1rem;
}
.cart-row .cr-del:hover{opacity:1;background:rgba(225,29,72,.1)}

/* CART SUMMARY */
.cart-summary{
    padding:16px 20px;border-top:1px solid var(--glass-border);
    background:rgba(255,240,245,0.4);
}
.summary-row{
    display:flex;align-items:center;justify-content:space-between;
    margin-bottom:10px;font-size:.9rem;
}
.summary-row.total{
    font-size:1.1rem;font-weight:800;
    padding-bottom:12px;margin-bottom:14px;
    border-bottom:1px solid var(--glass-border);
}
.summary-row.total span:last-child{
    background:linear-gradient(135deg,var(--green),#4ade80);
    -webkit-background-clip:text;-webkit-text-fill-color:transparent;
}
.payment-field{
    width:140px;padding:8px 12px;background:var(--glass);
    border:1px solid var(--glass-border);border-radius:8px;
    color:var(--text);font-size:.9rem;font-weight:600;text-align:right;
    outline:none;font-family:inherit;
}
.payment-field:focus{border-color:var(--accent1)}
.btn-checkout{
    display:flex;align-items:center;justify-content:center;gap:8px;
    width:100%;padding:14px;margin-top:12px;
    background:linear-gradient(135deg,var(--accent1),var(--accent2));
    color:#fff;border:none;border-radius:var(--radius-sm);
    font-weight:700;font-size:1rem;cursor:pointer;
    transition:all .2s;font-family:inherit;
}
.btn-checkout:hover{transform:translateY(-1px);box-shadow:0 8px 25px rgba(236,72,153,.3)}
.btn-checkout:disabled{opacity:.5;cursor:not-allowed;transform:none}

/* MODALS */
.modal-overlay{
    position:fixed;inset:0;background:rgba(0,0,0,.3);backdrop-filter:blur(4px);
    z-index:1000;display:none;align-items:center;justify-content:center;padding:20px;
}
.modal-overlay.show{display:flex}
.modal{
    background:rgba(255,240,245,0.92);
    backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
    border:1px solid rgba(236,72,153,0.2);border-radius:20px;
    padding:28px;width:100%;max-width:440px;max-height:90vh;overflow-y:auto;
    box-shadow:0 20px 60px rgba(236,72,153,0.15);
}
.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.modal-header h3{font-weight:700}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:.8rem;font-weight:600;color:var(--text-dim);margin-bottom:6px}
.form-group input{
    width:100%;padding:11px 14px;background:var(--glass);
    border:1px solid var(--glass-border);border-radius:8px;
    color:var(--text);font-size:.9rem;outline:none;font-family:inherit;
}
.form-group input:focus{border-color:var(--accent1)}
.modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:24px}

/* DRAG HANDLE */
.drag-handle{
    cursor:grab;color:var(--text-dim);font-size:1.2rem;
    user-select:none;text-align:center;opacity:.4;
    transition:opacity .2s;letter-spacing:2px;
}
.drag-handle:hover{opacity:1;color:var(--accent1)}
tr.dragging{opacity:.4;background:rgba(255,240,245,0.5)}
tr.drag-over{border-top:2px solid var(--accent1)!important}

/* MOBILE SORT BUTTONS */
.sort-btns{display:none}
@media(max-width:768px){
    .sort-btns{display:flex;flex-direction:column;gap:2px}
    .sort-btns button{
        width:24px;height:20px;border:none;background:var(--glass);
        color:var(--text-dim);border-radius:4px;cursor:pointer;
        display:flex;align-items:center;justify-content:center;
        font-size:.7rem;padding:0;font-family:inherit;
    }
    .sort-btns button:hover{background:var(--glass-hover);color:var(--text)}
}
@media(min-width:769px){
    .sort-btns{display:none!important}
}

/* RECEIPT */
.receipt-modal{max-width:380px;text-align:center}
.receipt-success{margin-bottom:20px}
.receipt-success h3{margin-top:12px;font-size:1.2rem}
.receipt-line{
    display:flex;justify-content:space-between;padding:6px 0;
    font-size:.85rem;border-bottom:1px dashed rgba(236,72,153,.12);
}
.receipt-line.total-r{font-weight:800;font-size:1rem;border-bottom:none;padding-top:10px;color:var(--green)}
.receipt-line .rl-label{color:var(--text-dim)}

/* EXPENSE SUMMARY */
.expense-summary,.history-summary{
    display:flex;gap:16px;margin-bottom:20px;flex-wrap:wrap;
}
.summary-card{
    background:rgba(255,255,255,0.6);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
    border:1px solid rgba(236,72,153,0.18);border-radius:16px;
    padding:16px 20px;flex:1;min-width:160px;
}
.summary-card .sc-label{font-size:.75rem;color:var(--text-dim);margin-bottom:4px;font-weight:500}
.summary-card .sc-value{font-size:1.3rem;font-weight:800}
.summary-card .sc-value.green{color:var(--green)}
.summary-card .sc-value.red{color:var(--red)}

/* HISTORY LIST */
.history-list{display:flex;flex-direction:column;gap:12px}
.history-card{
    background:rgba(255,255,255,0.6);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
    border:1px solid rgba(236,72,153,0.18);border-radius:16px;
    padding:16px 20px;cursor:pointer;transition:all .2s;
}
.history-card:hover{border-color:var(--accent1)}
.history-card .hc-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.history-card .hc-invoice{font-weight:700;font-size:.9rem}
.history-card .hc-time{font-size:.8rem;color:var(--text-dim)}
.history-card .hc-total{font-weight:800;font-size:1.05rem;color:var(--green)}
.history-card .hc-items{font-size:.8rem;color:var(--text-dim)}
.history-card .hc-detail{display:none;margin-top:12px;padding-top:12px;border-top:1px solid var(--glass-border)}
.history-card .hc-detail.show{display:block}

/* REPORTS */
.report-cards{
    display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
    gap:16px;margin-bottom:32px;
}
.report-card{
    background:rgba(255,255,255,0.6);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
    border:1px solid rgba(236,72,153,0.18);border-radius:20px;
    padding:24px;position:relative;overflow:hidden;
}
.report-card::before{
    content:'';position:absolute;top:0;left:0;right:0;height:3px;
    background:linear-gradient(90deg,#ec4899,#f472b6,#a855f7);
}
.report-card .rc-label{font-size:.8rem;color:var(--text-dim);font-weight:500;margin-bottom:8px}
.report-card .rc-value{font-size:1.8rem;font-weight:800}
.report-card .rc-sub{font-size:.75rem;color:var(--text-dim);margin-top:4px}

.chart-section{
    background:rgba(255,255,255,0.55);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
    border:1px solid rgba(236,72,153,0.18);border-radius:20px;padding:24px;
}
.chart-section h3{font-size:1rem;font-weight:700;margin-bottom:20px}
.chart-bars{display:flex;align-items:flex-end;gap:12px;height:200px;padding-top:20px}
.chart-bar{
    flex:1;display:flex;flex-direction:column;align-items:center;gap:6px;
}
.chart-bar .cb-bar{
    width:100%;min-height:4px;border-radius:6px 6px 0 0;
    background:linear-gradient(180deg,#ec4899,#f9a8d4);
    transition:height .5s ease;
}
.chart-bar .cb-label{font-size:.7rem;color:var(--text-dim);font-weight:500}
.chart-bar .cb-value{font-size:.7rem;font-weight:600}

/* TOAST */
.toast{
    position:fixed;bottom:80px;left:50%;transform:translateX(-50%) translateY(100px);
    background:linear-gradient(135deg,#ec4899,#f472b6);
    color:#fff;padding:12px 24px;border-radius:var(--radius-sm);
    font-weight:600;font-size:.9rem;z-index:2000;
    opacity:0;transition:all .3s;pointer-events:none;
    box-shadow:0 8px 30px rgba(0,0,0,.15);
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* SCROLLBAR */
::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(236,72,153,0.2);border-radius:10px}
::-webkit-scrollbar-thumb:hover{background:rgba(236,72,153,0.4)}

/* ========== MOBILE ========== */
@media(max-width:768px){
    .sidebar{display:none}
    .bottom-nav{display:flex}
    .content{
        margin-left:0;padding:16px;
        padding-bottom:160px;
    }
    .pos-layout{flex-direction:column;height:auto;min-height:auto}
    .pos-items{flex:none;min-height:auto}
    .pos-cart{
        width:100%;position:fixed;bottom:64px;left:0;right:0;
        border-radius:var(--radius) var(--radius) 0 0;
        max-height:50vh;z-index:50;
        transform:translateY(calc(100% - 54px));
        transition:transform .3s ease;
    }
    .pos-cart.expanded{transform:translateY(0)}
    .pos-cart .cart-header{cursor:pointer;padding:14px 16px 10px}
    .items-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));padding-bottom:0}
    .page-header h2{font-size:1.2rem}
    .report-cards{grid-template-columns:1fr 1fr}
    .chart-bars{height:150px}
    .modal{max-width:100%;margin:10px;padding:20px}
}

@media(max-width:480px){
    .items-grid{grid-template-columns:repeat(2,1fr)}
    .report-cards{grid-template-columns:1fr}
}