/* CMS Canteen Management System - Site Stylesheet */
:root {
    --primary-bg: #f8fafc;
    --navbar-bg: #2c3e50;
    --navbar-hover: #34495e;
    --card-white: #ffffff;
    
    --color-green: #2ecc71;
    --color-green-hover: #27ae60;
    --color-orange: #e67e22;
    --color-orange-hover: #d35400;
    --color-blue: #3498db;
    --color-blue-hover: #2980b9;
    --color-red: #e74c3c;
    --color-red-hover: #c0392b;
    --color-purple: #9b59b6;
    --color-purple-hover: #8e44ad;
    
    --text-main: #334155;
    --text-light: #64748b;
    --border-color: #e2e8f0;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Outfit', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--primary-bg);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Master Layout Navbar Header */
header.main-header {
    background-color: var(--navbar-bg);
    color: #ffffff;
    padding: 0 20px;
    height: 65px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

header.main-header h1 {
    font-size: 1.4rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.nav-buttons {
    display: flex;
    gap: 10px;
}

.nav-btn {
    text-decoration: none;
    color: #ffffff;
    padding: 10px 18px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 6px;
    text-transform: uppercase;
    transition: all 0.25s ease;
    border: none;
    cursor: pointer;
}

.nav-btn-green { background-color: var(--color-green); }
.nav-btn-green:hover { background-color: var(--color-green-hover); }

.nav-btn-blue { background-color: var(--color-blue); }
.nav-btn-blue:hover { background-color: var(--color-blue-hover); }

.nav-btn-orange { background-color: var(--color-orange); }
.nav-btn-orange:hover { background-color: var(--color-orange-hover); }

.nav-btn-red { background-color: var(--color-red); }
.nav-btn-red:hover { background-color: var(--color-red-hover); }

/* Main Wrapper Grid */
.main-wrapper {
    flex: 1;
    padding: 20px;
    width: 100%;
    margin: 0 auto;
}

/* TOUCH CANTEEN BILLING PAGE */
.billing-layout {
    display: flex;
    gap: 20px;
    height: calc(100vh - 105px);
    overflow: hidden;
}

/* Left Panel: Items Card Grid */
.items-panel {
    flex: 7;
    background-color: var(--card-white);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    padding: 20px;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.items-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
    gap: 15px;
    padding-bottom: 20px;
}

.item-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 2px 4px rgba(0,0,0,0.02);
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.item-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    border-color: #cbd5e1;
}

.item-card-img-container {
    height: 120px;
    width: 100%;
    background-color: #f1f5f9;
    overflow: hidden;
    position: relative;
}

.item-card-img-container img {
    height: 100%;
    width: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.item-card:hover .item-card-img-container img {
    transform: scale(1.05);
}

.item-card-detail {
    padding: 12px;
    display: flex;
    flex-direction: column;
    flex: 1;
    justify-content: space-between;
}

.item-card-title {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 5px;
    text-align: center;
}

.item-card-price {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-orange);
    text-align: center;
    margin-bottom: 3px;
}

.item-card-stock {
    font-size: 0.85rem;
    color: var(--text-light);
    text-align: center;
    margin-bottom: 10px;
}

.btn-card-add {
    width: 100%;
    background-color: var(--color-green);
    color: #ffffff;
    border: none;
    border-radius: 6px;
    padding: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.btn-card-add:hover {
    background-color: var(--color-green-hover);
}

/* Right Panel: Invoice Cart */
.invoice-panel {
    flex: 4;
    background-color: var(--card-white);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    padding: 20px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
}

.cart-table-container {
    flex: 1;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 15px;
}

/* General GridView Styles */
.custom-grid {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.custom-grid th {
    background-color: #e2e8f0;
    color: var(--text-main);
    font-weight: 600;
    text-align: left;
    padding: 10px 12px;
    border-bottom: 2px solid #cbd5e1;
    position: sticky;
    top: 0;
}

.custom-grid td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-main);
}

.custom-grid tr:hover td {
    background-color: #f8fafc;
}

/* Total readout display block */
.total-display-box {
    background-color: #1e293b;
    color: #00ff66;
    border-radius: 8px;
    text-align: right;
    padding: 15px 20px;
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: 1px;
    margin-bottom: 15px;
    font-family: 'Courier New', Courier, monospace;
    box-shadow: inset 0 2px 8px rgba(0,0,0,0.5);
    border: 1.5px solid #0f172a;
}

.action-buttons-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 15px;
}

.btn-large {
    padding: 14px 20px;
    font-size: 1.05rem;
    font-weight: 700;
    border: none;
    border-radius: 8px;
    color: #ffffff;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.2s ease;
    box-shadow: 0 4px 6px rgba(0,0,0,0.08);
}

.btn-large:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.12);
}

.btn-large:active {
    transform: translateY(0);
}

.btn-print { background-color: var(--color-blue); }
.btn-print:hover { background-color: var(--color-blue-hover); }

.btn-qr { background-color: var(--color-purple); }
.btn-qr:hover { background-color: var(--color-purple-hover); }

/* QR Modal & Container styling */
.qr-payment-container {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background-color: #fafbfc;
    padding: 12px;
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}

.qr-payment-container h3 {
    font-size: 0.95rem;
    margin-bottom: 8px;
    text-transform: uppercase;
    color: var(--text-light);
}

.qr-code-box {
    width: 140px;
    height: 140px;
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ITEM MASTER PAGE LAYOUT */
.itemmaster-layout {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-itemmaster-box {
    background-color: var(--card-white);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    padding: 25px;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
}

.form-title-bar {
    background-color: var(--color-orange);
    color: #ffffff;
    padding: 12px 20px;
    border-radius: 8px;
    font-size: 1.25rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 25px;
    text-align: center;
}

.form-columns-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 30px;
}

.form-fields-left {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.form-row {
    display: flex;
    align-items: center;
}

.form-row label {
    width: 30%;
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-main);
}

.form-field-wrapper {
    width: 70%;
}

.textbox-input {
    width: 100%;
    padding: 10px 14px;
    font-size: 0.95rem;
    border: 1.5px solid var(--border-color);
    border-radius: 6px;
    outline: none;
    transition: border-color 0.2s ease;
}

.textbox-input:focus {
    border-color: var(--color-blue);
}

/* Photo Browse Box Style */
.photo-right-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 1px dashed #cbd5e1;
    border-radius: 8px;
    padding: 15px;
    background-color: #f8fafc;
}

.image-preview-container {
    width: 180px;
    height: 140px;
    border: 1px solid var(--border-color);
    background-color: #ffffff;
    border-radius: 6px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
}

.image-preview-container img {
    max-width: 100%;
    max-height: 100%;
    object-fit: cover;
}

.file-upload-input {
    width: 180px;
}

.form-action-row {
    display: flex;
    gap: 15px;
    margin-top: 25px;
    justify-content: center;
}

.btn-crud {
    padding: 10px 24px;
    font-size: 0.95rem;
    font-weight: 700;
    color: #ffffff;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    text-transform: uppercase;
    transition: all 0.2s ease;
    min-width: 110px;
}

.btn-crud-save { background-color: var(--color-green); }
.btn-crud-save:hover { background-color: var(--color-green-hover); }

.btn-crud-update { background-color: var(--color-blue); }
.btn-crud-update:hover { background-color: var(--color-blue-hover); }

.btn-crud-delete { background-color: var(--color-red); }
.btn-crud-delete:hover { background-color: var(--color-red-hover); }

.grid-wrapper-box {
    background-color: var(--card-white);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    padding: 20px;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
    overflow-x: auto;
}

/* grid thumbnail size */
.grid-item-photo-thumb {
    width: 50px;
    height: 38px;
    object-fit: cover;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

/* SALES DETAILS PAGE LAYOUT */
.sales-layout {
    background-color: var(--card-white);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    padding: 25px;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
}

.sales-header-bar {
    background-color: var(--navbar-bg);
    color: #ffffff;
    padding: 12px 20px;
    border-radius: 8px;
    font-size: 1.25rem;
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 25px;
    text-align: center;
}

.sales-filter-row {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
}

.sales-filter-row label {
    font-weight: 600;
    color: var(--text-main);
}

.date-picker-input {
    padding: 8px 12px;
    font-size: 0.95rem;
    border: 1.5px solid var(--border-color);
    border-radius: 6px;
}

.btn-refresh {
    background-color: var(--color-blue);
    color: #ffffff;
    border: none;
    border-radius: 6px;
    padding: 9px 20px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    text-transform: uppercase;
    transition: background-color 0.2s ease;
}

.btn-refresh:hover {
    background-color: var(--color-blue-hover);
}

.sales-total-footer {
    display: flex;
    justify-content: flex-end;
    margin-top: 25px;
}

.sales-total-amount {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-green-hover);
}

/* RECEIPT MODAL FOR PRINT BILL */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.6);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.receipt-modal-box {
    background-color: #ffffff;
    width: 320px;
    padding: 25px 20px;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.receipt-content-area {
    width: 100%;
    font-family: 'Courier New', Courier, monospace;
    color: #000000;
    font-size: 0.85rem;
}

.receipt-content-area h2 {
    font-family: 'Courier New', Courier, monospace;
    font-size: 1.25rem;
    text-align: center;
    margin-bottom: 5px;
    text-transform: uppercase;
}

.receipt-content-area .center-text {
    text-align: center;
    margin-bottom: 10px;
}

.receipt-divider {
    border-top: 1px dashed #000000;
    margin: 10px 0;
    width: 100%;
}

.receipt-table {
    width: 100%;
    border-collapse: collapse;
}

.receipt-table th {
    text-align: left;
    font-weight: bold;
    padding: 4px 0;
}

.receipt-table td {
    padding: 4px 0;
}

.receipt-table th.num-col, .receipt-table td.num-col {
    text-align: right;
}

.receipt-grandtotal {
    font-weight: bold;
    font-size: 1rem;
    text-align: left;
    padding: 6px 0;
    display: flex;
    justify-content: space-between;
}

.receipt-footer-text {
    text-align: center;
    margin-top: 15px;
    font-weight: bold;
}

.receipt-modal-actions {
    display: flex;
    gap: 12px;
    width: 100%;
    margin-top: 20px;
}

.btn-receipt {
    flex: 1;
    padding: 8px;
    font-size: 0.9rem;
    border-radius: 4px;
    border: none;
    font-weight: bold;
    cursor: pointer;
}

.btn-receipt-print { background-color: var(--color-blue); color: #ffffff; }
.btn-receipt-cancel { background-color: #cbd5e1; color: var(--text-main); }

/* GridView Command Actions style override */
.custom-grid a {
    color: var(--color-blue);
    text-decoration: none;
    font-weight: 600;
    margin-right: 5px;
}

.custom-grid a:hover {
    text-decoration: underline;
    color: var(--color-blue-hover);
}

.grid-select-btn {
    color: var(--color-green-hover) !important;
}

/* @media print for physical style receipt */
@media print {
    body * {
        visibility: hidden;
    }
    .modal-overlay, #printReceiptArea, #printReceiptArea * {
        visibility: visible;
    }
    .modal-overlay {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        background-color: transparent !important;
        display: flex !important;
        justify-content: center;
        align-items: flex-start;
    }
    .receipt-modal-box {
        box-shadow: none !important;
        border: none !important;
        padding: 0 !important;
        margin: 0 !important;
        width: 100mm !important;
    }
    .receipt-modal-actions {
        display: none !important;
    }
}