:root {
    --primary-color: #4361ee;
    --secondary-color: #3f37c9;
    --success-color: #4cc9f0;
    --light-color: #f8f9fa;
    --dark-color: #212529;
    --border-radius: 12px;
    --box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    margin: 0;
    padding-bottom: 90px;
    background-color: #f8f9fa;
    color: var(--dark-color);
    line-height: 1.6;
    max-width: 100vw;
    max-height: 100vh;
    overflow-x: hidden;
    overflow-y: auto;
    padding-bottom: 200px;
}

.container {
    margin: 15px auto;
    max-width: 95%;
    background-color: #fff;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 18px;
}

.bottom-buttons {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    justify-content: space-around;
    padding: 15px 12px;
    background-color: #fff;
    box-shadow: 0 -5px 25px rgba(0,0,0,0.08);
    z-index: 1000;
    border-top-left-radius: 20px;
    border-top-right-radius: 20px;
}

.bottom-buttons button {
    flex: 1;
    margin: 0 8px;
    border-radius: 12px;
    padding: 14px 0;
    font-weight: 600;
    transition: all 0.3s;
    border: none;
    font-size: 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
}

.bottom-buttons button i {
    font-size: 1.3rem;
    margin-bottom: 3px;
}

.bottom-buttons button:active {
    transform: scale(0.96);
}

h1 {
    font-size: 1.7rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 20px;
    text-align: center;
}

/* 表格样式 */
#orderTable {
    width: 100% !important;
    table-layout: fixed; /* 启用固定布局 */
    border-collapse: separate;
    border-spacing: 0;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    margin-top: 15px;
}

#orderTable thead th {
    background-color: var(--primary-color);
    color: white;
    font-weight: 600;
    padding: 14px 15px;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

#orderTable thead th:first-child,
#orderTable thead th:last-child,
#orderTable td:first-child,
#orderTable td:last-child{
    width:50% !important;
}

#orderTable td {
    padding: 14px 15px;
    border-bottom: 1px solid #e9ecef;
    transition: all 0.2s;
}

#orderTable th, #orderTable td {
    white-space: normal;
    word-break: break-word;
}

#orderTable tr:last-child td {
    border-bottom: none;
}

#orderTable tr:nth-child(even) {
    background-color: rgba(0,0,0,0.02);
}

#orderTable td[contenteditable="true"]:hover {
    background-color: rgba(67, 97, 238, 0.05);
}

#orderTable td[contenteditable="true"]:focus {
    background-color: rgba(67, 97, 238, 0.1);
    outline: 2px solid var(--primary-color);
    outline-offset: -2px;
}

/* Toast消息 */
.toast-message {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--success-color);
    color: #fff;
    padding: 12px 25px;
    border-radius: 50px;
    z-index: 1100;
    font-size: 1rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 8px 25px rgba(76, 201, 240, 0.3);
}

/* 扫描模态框样式 */
.modal-fullscreen .modal-content {
    height: calc(100vh - 200px);
    border: none;
    border-radius: 0;
    background-color: #000;
    position: relative;
    overflow: hidden;
}

.modal-header {
    background-color: rgba(0,0,0,0.7);
    border-bottom: none;
    padding: 15px;
    height: 60px;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1050;
}

.modal-header .modal-title {
    color: white;
    font-weight: 600;
}

.btn-close {
    filter: invert(1);
    opacity: 0.8;
}

.modal-body {
    padding: 0 !important;
    margin-top: 60px;
    height: calc(100% - 60px);
    overflow: hidden;
}

#scanner-container {
    position: relative;
    width: 100%;
    height: calc(100vh - 260px - 60px);
    background-color: #000;
    overflow: hidden;
}

.viewport {
    width: 100%;
    height: 100%;
    position: relative;
}

.viewport > video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 数量调整界面 */
.quantity-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(255,255,255,0.98);
    padding: 25px;
    border-radius: 20px;
    width: 85%;
    max-width: 350px;
    text-align: center;
    box-shadow: 0 15px 35px rgba(0,0,0,0.3);
    z-index: 2000;
}

.scanned-info {
    background-color: rgba(67, 97, 238, 0.1);
    padding: 15px;
    border-radius: 12px;
    margin-bottom: 20px;
    border-left: 4px solid var(--primary-color);
}

.scanned-label {
    font-size: 0.85rem;
    color: #6c757d;
    margin-bottom: 8px;
    text-align: left;
}

.scanned-code {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--dark-color);
    word-break: break-all;
    text-align: left;
}

.quantity-label {
    font-size: 1rem;
    color: #495057;
    margin-bottom: 15px;
    font-weight: 500;
}

.quantity-control {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 30px;
}

.qty-display {
    font-size: 2.5rem;
    font-weight: 700;
    width: 80px;
    text-align: center;
    color: var(--primary-color);
}

#increaseQty, #decreaseQty {
    width: 55px;
    height: 55px;
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background-color: #f1f3f5;
    color: var(--dark-color);
    transition: all 0.2s;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

#increaseQty:active, #decreaseQty:active {
    transform: scale(0.92);
    background-color: #e9ecef;
}

#confirmQty {
    padding: 14px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 12px;
    margin-top: 25px;
    background-color: var(--primary-color);
    border: none;
    box-shadow: 0 4px 15px rgba(67, 97, 238, 0.3);
    transition: all 0.3s;
}

#confirmQty:active {
    transform: scale(0.98);
    box-shadow: 0 2px 8px rgba(67, 97, 238, 0.3);
}

/* 加载指示器 */
.loading-indicator {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    z-index: 20;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.loading-indicator .spinner-border {
    width: 3rem;
    height: 3rem;
}

/* 扫描区域样式 */
.qr-shaded-region {
    border: 3px solid rgba(255,255,255,0.9) !important;
    border-radius: 15px !important;
    box-shadow: 0 0 0 9999px rgba(0,0,0,0.7) !important;
}

.qr-shaded-region.success {
    border-color: #4cc9f0 !important;
}

.d-none {
    display: none !important;
}

/* 移动端优化 */
@media (max-width: 768px) {
    .container {
        padding: 15px;
        margin: 10px auto;
    }
    
    h1 {
        font-size: 1.5rem;
        margin-bottom: 15px;
    }
    
    #orderTable thead th {
        padding: 12px;
        font-size: 0.8rem;
    }
    
    #orderTable td {
        padding: 12px;
        font-size: 0.95rem;
    }
    
    .bottom-buttons {
        padding: 12px 10px;
    }
    
    .bottom-buttons button {
        font-size: 0.9rem;
    }
    
    .quantity-modal {
        width: 90%;
        padding: 20px;
    }
}

/* iPhone X 及以上设备优化 */
@media only screen and (min-device-width: 375px) and (max-device-width: 812px) and (-webkit-min-device-pixel-ratio: 3) {
    .bottom-buttons {
        padding-bottom: 25px; /* 适应底部安全区域 */
    }
}

/* Safari特定优化 */
@supports (-webkit-touch-callout: none) {
    .modal-fullscreen .modal-content {
        height: 100%;
        min-height: 100vh;
    }
    
    #scanner-container {
        height: calc(100vh - 56px);
    }
}

/* 为原生扫描器添加样式 */
#interactive video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 添加扫描区域指示 */
.scan-region-highlight {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 250px;
    height: 100px;
    transform: translate(-50%, -50%);
    border: 3px solid rgba(255,255,255,0.9);
    border-radius: 15px;
    box-shadow: 0 0 0 9999px rgba(0,0,0,0.7);
    z-index: 10;
}

.scan-region-highlight.success {
    border-color: #4cc9f0;
    transition: border-color 0.3s ease;
}

/* iOS 特定优化 */
@supports (-webkit-touch-callout: none) {
    #interactive video {
        object-position: center;
    }
    
    /* 增加 iOS 上的对比度 */
    .modal-content {
        background-color: #000 !important;
    }
    
    /* 优化 iOS 上的扫描区域 */
    .scan-region-highlight {
        box-shadow: 0 0 0 9999px rgba(0,0,0,0.8);
    }
}

/* 扫描框样式 */
.scanner-box {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 250px;
    height: 100px;
    transform: translate(-50%, -50%);
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 10px;
    box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.5);
    z-index: 10;
    overflow: hidden;
    transition: all 0.3s ease;
}

/* 扫描线动画 */
.scan-line {
    position: absolute;
    width: 100%;
    height: 2px;
    background: linear-gradient(to right, 
        rgba(76, 201, 240, 0), 
        rgba(76, 201, 240, 0.8) 50%, 
        rgba(76, 201, 240, 0));
    top: 0;
    box-shadow: 0 0 8px 1px rgba(76, 201, 240, 0.5);
    animation: scanAnimation 2s ease-in-out infinite;
}

@keyframes scanAnimation {
    0% {
        top: 5%;
    }
    50% {
        top: 95%;
    }
    100% {
        top: 5%;
    }
}

/* 四个角样式 */
.corner {
    position: absolute;
    width: 20px;
    height: 20px;
    border-color: #4cc9f0;
    border-style: solid;
    border-width: 0;
}

.corner.top-left {
    top: 0;
    left: 0;
    border-top-width: 3px;
    border-left-width: 3px;
    border-top-left-radius: 8px;
}

.corner.top-right {
    top: 0;
    right: 0;
    border-top-width: 3px;
    border-right-width: 3px;
    border-top-right-radius: 8px;
}

.corner.bottom-left {
    bottom: 0;
    left: 0;
    border-bottom-width: 3px;
    border-left-width: 3px;
    border-bottom-left-radius: 8px;
}

.corner.bottom-right {
    bottom: 0;
    right: 0;
    border-bottom-width: 3px;
    border-right-width: 3px;
    border-bottom-right-radius: 8px;
}

/* 扫描成功效果 */
.scanner-box.success {
    border-color: #4cc9f0;
    box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.6), 
                inset 0 0 20px rgba(76, 201, 240, 0.5);
}

/* 在iOS设备上的特殊优化 */
@supports (-webkit-touch-callout: none) {
    .scanner-box {
        box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.7);
    }
    
    .scan-line {
        background: linear-gradient(to right, 
            rgba(76, 201, 240, 0), 
            rgba(76, 201, 240, 1) 50%, 
            rgba(76, 201, 240, 0));
        box-shadow: 0 0 12px 2px rgba(76, 201, 240, 0.7);
    }
}

/* 横屏模式优化 */
@media (orientation: landscape) {
    .scanner-box {
        width: 280px;
        height: 100px;
    }
}

/* 小屏幕设备优化 */
@media (max-width: 375px) {
    .scanner-box {
        width: 220px;
        height: 90px;
    }
    
    .corner {
        width: 15px;
        height: 15px;
    }
}

#ocrScannerBox {
    position: absolute;
    top: 45%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 900;
    width: 250px;
    height: 100px;
    border: 3px solid rgba(255,255,255,0.9);
    border-radius: 15px;
    box-shadow: 0 0 0 9999px rgba(0,0,0,0.7);
    pointer-events: none;
}

#ocrResult {
    position: absolute;
    bottom: 30%;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: 500px;
    background-color: rgba(0,0,0,0.6);
    color: white;
    padding: 10px 15px;
    border-radius: 8px;
    text-align: center;
    z-index: 1201;
    max-height: 100px;
    overflow-y: auto;
    font-size: 1rem;
    pointer-events: none;
    line-height: 1.4;
}

.mb-3{
    color: black;
}

/* === 解决统计面板在移动端过宽的样式 === */
#tableSection,
.dataTables_wrapper {
    /* 允许横向滚动，保证背景始终覆盖表格 */
    overflow-x: auto;
}

/* 统计面板表格的通用最小宽度，防止列被过度压缩 */
#inventoryTable {
    width: 100%;
    table-layout: fixed;
    min-width: 600px; /* 若列很多可自行横向滚动 */
}

#inventoryTable th,
#inventoryTable td {
    white-space: normal;
    word-break: break-word;
    padding: 14px 10px;
}

/* 表头更小字体并减小内边距 */
#inventoryTable thead th {
    font-size: 0.9rem;
    padding: 10px 8px;
    white-space: nowrap;
}

/* 移动端再缩小 */
@media (max-width: 768px) {
    #inventoryTable thead th {
        font-size: 0.75rem;
        padding: 6px 6px;
    }
    #inventoryTable {
        min-width: 480px;
    }
}

/* --- 滑动提示 --- */
.scroll-hint{
    position:absolute;
    bottom:6px;
    left:50%;
    transform:translateX(-50%);
    background:rgba(0,0,0,0.6);
    color:#fff;
    font-size:0.75rem;
    padding:4px 10px;
    border-radius:12px;
    pointer-events:none;
    white-space:nowrap;
    z-index:2000;
    animation:bounceX 1s ease-in-out infinite;
}

@keyframes bounceX{
    0%,100%{transform:translate(-50%,0);}
    50%{transform:translate(-46%,0);}
}

/* orderTable 表头字体与间距调整 */
#orderTable thead th {
    font-size: 0.9rem;
    padding: 10px 8px;
    white-space: nowrap;
}

@media (max-width: 768px) {
    #orderTable thead th {
        font-size: 0.75rem;
        padding: 6px 6px;
    }
}

.btn-dark{
    background-color:#4a4a4a !important;
    border:none !important;
}

/* mode2 盘点表格字体更小 */
#inventoryTable thead th{
    font-size:0.8rem;
    padding:6px 6px;
}
#inventoryTable td{
    font-size:0.85rem;
    padding:6px 6px;
}
/* 日期列更小 */
.date-col{
    font-size:0.75rem !important;
    white-space:nowrap;
}
/* Count列窄 */
.count-col{
    width:70px !important;
}
/* DataTables分页缩小 */
.dataTables_wrapper .dataTables_paginate .paginate_button{
    padding:2px 6px !important;
    font-size:0.75rem !important;
    margin:0 2px !important;
}
.dataTables_wrapper .dataTables_info{
    font-size:0.75rem;
}

.count-col, .date-col, #inventoryTable td.text-center{
    text-align:center !important;
}

#inventoryTable thead th{
    line-height:1.2;
}

/* 手动输入日期按钮 */
#manualDateBtn{
    font-size:0.8rem;
    padding:4px 10px;
    margin: 10px;
}
@media (max-width: 768px){
    #manualDateBtn{font-size:0.75rem; padding:3px 8px;}
}

/* OCR 顶部提示文字向上贴近顶部 */
#ocrOverlayText{
    margin-top:0 !important;
    top:0.6rem !important;
    background: rgba(0,0,0,0.6);
    padding:4px 10px;
    border-radius:12px;
    color:#fff;
    z-index:1201;
}

/* 搜索框清除按钮 hover 效果 */
#codeSearchClear:hover{
    color:#dc3545;
}

/* 夜间模式文字样式已移除 */

/* 扫描中手电筒按钮 */
#flashToggleDuringScan.btn-success{background-color:#28a745 !important;}
#flashToggleDuringScan.btn-danger{background-color:#dc3545 !important;}

/* OCR 手电筒按钮 */
#flashToggleInOcr.btn-success{background-color:#28a745 !important;}
#flashToggleInOcr.btn-danger{background-color:#dc3545 !important;}

/* 语言切换悬浮球 */
.lang-fab{
    position:fixed;
    bottom:20px;
    right:20px;
    width:48px;
    height:48px;
    border-radius:50%;
    background:#4361ee;
    color:#fff;
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:1.2rem;
    box-shadow:0 4px 12px rgba(0,0,0,0.25);
    z-index:1500;
}
.lang-fab:hover{background:#3554d1;color:#fff;text-decoration:none;}


/* Backdrop for manual date selection */
#manualBackdrop{
    position:fixed;
    inset:0;
    background:rgba(0,0,0,0.5);
    z-index:1450;
}

#rangeButtons .btn{
    border-radius: 12px;
    padding: .6rem 1rem;
    font-weight: 600;
    border: 1px solid var(--primary-color);
    background:#fff;
    color:var(--primary-color);
    transition:all .25s;
}
#rangeButtons .btn:hover{
    background:var(--primary-color);
    color:#fff;
    box-shadow:0 4px 12px rgba(0,0,0,.15);
}