:root {
    --bg-gradient-1: #667eea;
    --bg-gradient-2: #764ba2;
    --primary: #667eea;
    --primary-dark: #764ba2;
    --primary-light: #667eea15;
    --accent: #48bb78;
    --accent-dark: #38a169;
    --text-primary: #1a1a2e;
    --text-secondary: #666;
    --text-muted: #999;
    --card-bg: white;
    --card-shadow: 0 2px 12px rgba(0,0,0,0.1);
    --input-border: #e0e0e0;
    --input-focus: #667eea;
    --hover-bg: #f5f5f5;
    --stock-bg: #f8f9fa;
    --product-highlight-bg: linear-gradient(135deg, #667eea10 0%, #764ba210 100%);
    --product-highlight-border: #667eea;
    --product-card-bg: #fafbff;
    --badge-shortage-bg: #667eea15;
    --badge-shortage-color: #667eea;
    --badge-new-bg: #48bb7815;
    --badge-new-color: #48bb78;
    --input-bg: white;
}

[data-theme="blue"] {
    --bg-gradient-1: #2196f3;
    --bg-gradient-2: #0d47a1;
    --primary: #2196f3;
    --primary-dark: #0d47a1;
    --primary-light: #2196f315;
    --input-focus: #2196f3;
    --product-highlight-bg: linear-gradient(135deg, #2196f310 0%, #0d47a110 100%);
    --product-highlight-border: #2196f3;
    --product-card-bg: #f8fbff;
    --badge-shortage-bg: #2196f315;
    --badge-shortage-color: #2196f3;
}

[data-theme="green"] {
    --bg-gradient-1: #43a047;
    --bg-gradient-2: #1b5e20;
    --primary: #43a047;
    --primary-dark: #1b5e20;
    --primary-light: #43a04715;
    --input-focus: #43a047;
    --product-highlight-bg: linear-gradient(135deg, #43a04710 0%, #1b5e2010 100%);
    --product-highlight-border: #43a047;
    --product-card-bg: #f8fff8;
    --badge-shortage-bg: #43a04715;
    --badge-shortage-color: #43a047;
}

[data-theme="dark"] {
    --bg-gradient-1: #1e1e2e;
    --bg-gradient-2: #16162a;
    --primary: #d4a574;
    --primary-dark: #c4956a;
    --primary-light: #d4a57420;
    --text-primary: #d4d4e0;
    --text-secondary: #a0a0b8;
    --text-muted: #787890;
    --card-bg: #2a2a3d;
    --card-shadow: 0 2px 12px rgba(0,0,0,0.4);
    --input-border: #444460;
    --input-focus: #d4a574;
    --input-bg: #33334d;
    --hover-bg: #353550;
    --stock-bg: #33334d;
    --product-highlight-bg: linear-gradient(135deg, #d4a57415 0%, #c4956a15 100%);
    --product-highlight-border: #d4a574;
    --product-card-bg: #2e2e44;
    --badge-shortage-bg: #d4a57420;
    --badge-shortage-color: #d4a574;
    --badge-new-bg: #48bb7820;
    --badge-new-color: #66bb6a;
}

[data-theme="orange"] {
    --bg-gradient-1: #ff7043;
    --bg-gradient-2: #bf360c;
    --primary: #ff7043;
    --primary-dark: #bf360c;
    --primary-light: #ff704315;
    --input-focus: #ff7043;
    --product-highlight-bg: linear-gradient(135deg, #ff704310 0%, #bf360c10 100%);
    --product-highlight-border: #ff7043;
    --product-card-bg: #fffaf5;
    --badge-shortage-bg: #ff704315;
    --badge-shortage-color: #ff7043;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
    background: linear-gradient(135deg, var(--bg-gradient-1) 0%, var(--bg-gradient-2) 100%);
    min-height: 100vh;
    padding: 20px;
    color: var(--text-primary);
}

body.login-page {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0;
}

.login-container {
    width: 100%;
    max-width: 420px;
    padding: 20px;
}

.login-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 40px 30px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.login-card h1 {
    text-align: center;
    color: var(--text-primary);
    font-size: 28px;
    margin-bottom: 30px;
    font-weight: 700;
}

.login-card .form-group {
    margin-bottom: 20px;
}

.login-card .form-group label {
    display: block;
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    font-weight: 500;
}

.login-card .form-group input {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--input-border);
    border-radius: 10px;
    font-size: 15px;
    transition: all 0.3s;
    background: var(--input-bg, var(--card-bg));
    color: var(--text-primary);
}

.login-card .form-group input:focus {
    outline: none;
    border-color: var(--input-focus);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.btn-login {
    width: 100%;
    background: linear-gradient(135deg, var(--bg-gradient-1) 0%, var(--bg-gradient-2) 100%);
    border: none;
    padding: 14px;
    border-radius: 10px;
    color: white;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    margin-top: 10px;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
}

.error-message {
    margin-top: 20px;
    padding: 12px 16px;
    background: #fee2e2;
    border-left: 4px solid #dc2626;
    color: #dc2626;
    border-radius: 6px;
    font-size: 14px;
}

.version-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #ff9800 0%, #f57c00 100%);
    color: white;
    text-align: center;
    padding: 10px 16px;
    font-size: 14px;
    font-weight: 500;
    z-index: 9999;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.app-header {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 10px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    box-shadow: var(--card-shadow);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.header-left {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.company-logo {
    height: 36px;
    width: auto;
    border-radius: 4px;
    flex-shrink: 0;
    object-fit: contain;
}

.header-right {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.company-name {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    white-space: nowrap;
}

.btn-theme {
    background: none;
    border: 2px solid var(--input-border);
    border-radius: 8px;
    padding: 6px 12px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.3s;
    color: var(--text-secondary);
    white-space: nowrap;
}

.btn-theme:hover {
    border-color: var(--primary);
    background: var(--primary-light);
}

.store-name-bar {
    margin-bottom: 12px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.store-title {
    font-size: 20px;
    color: var(--text-primary);
    font-weight: 600;
}

.btn-logout {
    background: var(--stock-bg);
    border: none;
    padding: 8px 16px;
    border-radius: 8px;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 13px;
    transition: all 0.3s;
}

.btn-logout:hover {
    background: var(--hover-bg);
    color: var(--text-primary);
}

.btn-refresh-cache {
    background: none;
    border: 2px solid var(--input-border);
    border-radius: 8px;
    padding: 8px 12px;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s;
    white-space: nowrap;
    line-height: 1;
}

.btn-refresh-cache:hover {
    border-color: var(--primary);
    background: var(--primary-light);
}

.btn-refresh-cache.syncing {
    opacity: 0.6;
    pointer-events: none;
}

.product-card {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid var(--border-color);
    position: relative;
}

.btn-cancel-product {
    position: absolute;
    top: 12px;
    right: 12px;
    background: none;
    border: 1px solid var(--border-color);
    border-radius: 50%;
    width: 28px;
    height: 28px;
    font-size: 16px;
    cursor: pointer;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    padding: 0;
    line-height: 1;
    z-index: 10;
}

.btn-cancel-product:hover {
    border-color: #e53935;
    color: #e53935;
    background: #e5393510;
}

.cache-time-bar {
    max-width: 800px;
    margin: 0 auto 8px auto;
    padding: 6px 16px;
    background: var(--stock-bg);
    border-radius: 8px;
    font-size: 12px;
    color: var(--text-muted);
    text-align: center;
}

.cache-time-bar .sync-success {
    color: var(--accent);
}

.cache-time-bar .sync-fail {
    color: #e53935;
}

.app-container {
    max-width: 800px;
    margin: 0 auto;
}

.order-tabs {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 6px;
    display: inline-flex;
    gap: 6px;
    margin-bottom: 16px;
    box-shadow: var(--card-shadow);
}

.tab-btn {
    background: transparent;
    border: none;
    padding: 10px 28px;
    border-radius: 8px;
    font-size: 14px;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.3s;
}

.tab-btn:hover {
    background: var(--hover-bg);
}

.tab-btn.active {
    background: linear-gradient(135deg, var(--bg-gradient-1) 0%, var(--bg-gradient-2) 100%);
    color: white;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.search-card,
.product-card,
.new-product-card,
.list-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 16px;
    box-shadow: var(--card-shadow);
}

.product-card {
    background: var(--product-card-bg);
    border: 1px solid var(--product-highlight-border);
    border-left: 4px solid var(--product-highlight-border);
}

.search-header label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.search-row {
    display: flex;
    gap: 10px;
    align-items: center;
}

.search-input {
    flex: 1;
    max-width: 320px;
    padding: 10px 14px;
    border: 2px solid var(--input-border);
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s;
    background: var(--input-bg, var(--card-bg));
    color: var(--text-primary);
}

.search-input:focus {
    outline: none;
    border-color: var(--input-focus);
}

.btn-search {
    background: linear-gradient(135deg, var(--bg-gradient-1) 0%, var(--bg-gradient-2) 100%);
    border: none;
    padding: 10px 24px;
    border-radius: 8px;
    color: white;
    font-size: 14px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s;
}

.btn-search:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.search-results {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 16px;
    box-shadow: var(--card-shadow);
}

.search-title {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.search-empty {
    text-align: center;
    padding: 20px;
    color: var(--text-muted);
    font-size: 13px;
}

.search-list {
    max-height: 260px;
    overflow-y: auto;
}

.search-item {
    display: flex;
    align-items: center;
    padding: 10px 14px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
    gap: 12px;
}

.search-item:hover {
    background: var(--hover-bg);
}

.search-item .code {
    font-weight: 600;
    color: var(--primary);
    min-width: 70px;
    flex-shrink: 0;
    font-size: 13px;
}

.search-item .name {
    color: var(--text-primary);
    font-weight: 500;
    font-size: 14px;
    white-space: nowrap;
    margin-right: 8px;
}

.search-item .spec {
    color: var(--text-secondary);
    font-size: 13px;
    white-space: nowrap;
    margin-right: 8px;
}

.search-item .mfg {
    color: var(--text-muted);
    font-size: 12px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
}

.search-loading {
    padding: 20px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 14px;
}

.search-empty {
    padding: 20px;
    text-align: center;
    color: var(--text-muted);
    font-size: 14px;
}

.search-error {
    padding: 20px;
    text-align: center;
    color: #e53e3e;
    font-size: 14px;
}

.new-label {
    background: #fff3cd;
    border-left: 4px solid #ffc107;
    padding: 8px 14px;
    border-radius: 4px;
    color: #856404;
    font-size: 13px;
    margin-bottom: 16px;
}

.product-row {
    display: flex;
    gap: 20px;
    margin-bottom: 16px;
    flex-wrap: wrap;
    background: var(--product-highlight-bg);
    padding: 14px 18px;
    border-radius: 10px;
    border-left: 4px solid var(--product-highlight-border);
}

.info-group {
    display: flex;
    align-items: center;
    gap: 6px;
}

.info-label {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
}

.info-value {
    font-size: 14px;
    color: var(--text-primary);
}

.info-value.highlight {
    font-weight: 700;
    color: var(--text-primary);
    font-size: 15px;
}

.stock-row.compact {
    display: flex;
    gap: 10px;
    margin-bottom: 16px;
    flex-wrap: wrap;
    align-items: center;
}

.stock-item.small {
    background: var(--stock-bg);
    padding: 8px 14px;
    border-radius: 8px;
    text-align: center;
    min-width: 80px;
}

.stock-label {
    display: block;
    font-size: 11px;
    color: var(--text-muted);
    margin-bottom: 2px;
}

.stock-value.small {
    display: block;
    font-size: 16px;
    font-weight: 700;
    color: var(--primary);
}

.stock-value.small.stock-warning {
    color: #e53935;
}

[data-theme="dark"] .stock-value.small.stock-warning {
    color: #ef5350;
}

.history-name {
    cursor: help;
    border-bottom: 1px dashed var(--text-muted);
}

.btn-view-stock {
    background: transparent;
    border: 1px solid var(--primary);
    padding: 8px 16px;
    border-radius: 8px;
    color: var(--primary);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.3s;
    white-space: nowrap;
}

.btn-view-stock:hover {
    background: var(--primary);
    color: white;
}

.action-row {
    display: flex;
    gap: 12px;
    align-items: flex-end;
    flex-wrap: wrap;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.input-group label {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

.demand-input,
.remark-input {
    padding: 10px 14px;
    border: 2px solid var(--input-border);
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s;
    background: var(--input-bg, var(--card-bg));
    color: var(--text-primary);
}

.demand-input {
    width: 140px;
}

.remark-input {
    width: 200px;
}

.demand-input:focus,
.remark-input:focus {
    outline: none;
    border-color: var(--input-focus);
}

.urgency-select {
    padding: 10px 14px;
    border: 2px solid var(--input-border);
    border-radius: 8px;
    font-size: 14px;
    background: var(--input-bg, var(--card-bg));
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.3s;
    min-width: 100px;
}

.urgency-select:focus {
    outline: none;
    border-color: var(--input-focus);
}

.urgency-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.urgency-badge.urgency-normal {
    background: #e0e0e0;
    color: #757575;
}

.urgency-badge.urgency-expedite {
    background: #fff3e0;
    color: #e65100;
}

.urgency-badge.urgency-urgent {
    background: #ffebee;
    color: #c62828;
}

[data-theme="dark"] .urgency-badge.urgency-normal {
    background: #444460;
    color: #a0a0b8;
}

[data-theme="dark"] .urgency-badge.urgency-expedite {
    background: #4a3520;
    color: #ffb74d;
}

[data-theme="dark"] .urgency-badge.urgency-urgent {
    background: #4a2028;
    color: #ef9a9a;
}

.replenish-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.replenish-badge.replenish-pending {
    background: #e0e0e0;
    color: #757575;
}

.replenish-badge.replenish-ordered {
    background: #e3f2fd;
    color: #1565c0;
}

.replenish-badge.replenish-intransit {
    background: #fff3e0;
    color: #e65100;
}

.replenish-badge.replenish-arrived {
    background: #e8f5e9;
    color: #2e7d32;
}

.replenish-badge.replenish-text {
    background: #fce4ec;
    color: #c62828;
    max-width: 80px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

[data-theme="dark"] .replenish-badge.replenish-pending {
    background: #444460;
    color: #a0a0b8;
}

[data-theme="dark"] .replenish-badge.replenish-ordered {
    background: #1a2a4a;
    color: #64b5f6;
}

[data-theme="dark"] .replenish-badge.replenish-intransit {
    background: #4a3520;
    color: #ffb74d;
}

[data-theme="dark"] .replenish-badge.replenish-arrived {
    background: #1a3a1a;
    color: #81c784;
}

[data-theme="dark"] .replenish-badge.replenish-text {
    background: #4a2030;
    color: #ef9a9a;
}

.replenish-select {
    padding: 5px 8px;
    border: 1px solid var(--input-border);
    border-radius: 6px;
    font-size: 12px;
    background: var(--input-bg, var(--card-bg));
    color: var(--text-primary);
    cursor: pointer;
}

.replenish-select:focus {
    outline: none;
    border-color: var(--input-focus);
}

.btn-add {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    border: none;
    padding: 10px 28px;
    border-radius: 8px;
    color: white;
    font-size: 14px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-add:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(72, 187, 120, 0.4);
}

.btn-full {
    width: 100%;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.form-group label {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

.form-group input {
    padding: 10px 14px;
    border: 2px solid var(--input-border);
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s;
    background: var(--input-bg, var(--card-bg));
    color: var(--text-primary);
}

.form-group input:focus {
    outline: none;
    border-color: var(--input-focus);
}

.list-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.list-header h2 {
    font-size: 16px;
    color: var(--text-primary);
    font-weight: 600;
}

.table-wrapper {
    overflow-x: auto;
}

.data-table,
.stock-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table thead,
.stock-table thead {
    background: var(--stock-bg);
}

.data-table th,
.stock-table th {
    padding: 10px 14px;
    text-align: left;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 2px solid var(--input-border);
}

.data-table td,
.stock-table td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--input-border);
    font-size: 13px;
    color: var(--text-primary);
}

.data-table td:nth-child(2) {
    padding-right: 4px;
    padding-left: 4px;
    width: 50px;
    text-align: center;
}

.data-table tbody tr:hover {
    background: var(--hover-bg);
}

.type-badge {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}

.type-badge.type-shortage {
    background: var(--badge-shortage-bg);
    color: var(--badge-shortage-color);
}

.type-badge.type-new {
    background: var(--badge-new-bg);
    color: var(--badge-new-color);
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(4px);
}

.modal.show {
    display: flex;
}

.modal-content {
    background: var(--card-bg);
    padding: 24px;
    border-radius: 16px;
    max-width: 400px;
    width: 90%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: modalIn 0.3s ease;
}

.stock-modal-content {
    max-width: 420px;
    padding: 18px;
}

.stock-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.stock-modal-header h3 {
    margin-bottom: 0;
    font-size: 15px;
}

.btn-modal-close {
    background: none;
    border: none;
    font-size: 22px;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0 4px;
    line-height: 1;
    transition: all 0.3s;
}

.btn-modal-close:hover {
    color: var(--text-primary);
}

.stock-modal-body {
    overflow: hidden;
}

.stock-compact-table th {
    padding: 6px 10px;
    font-size: 12px;
}

.stock-compact-table td {
    padding: 5px 10px;
    font-size: 12px;
}

.summary-stats {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.stat-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 20px 24px;
    box-shadow: var(--card-shadow);
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 120px;
    flex: 1;
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 13px;
    color: var(--text-muted);
}

.btn-detail {
    background: var(--primary-light);
    border: none;
    padding: 5px 12px;
    border-radius: 6px;
    color: var(--primary);
    font-size: 12px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-detail:hover {
    background: var(--primary);
    color: white;
}

.detail-modal-content {
    max-width: 480px;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-content h3 {
    font-size: 16px;
    color: var(--text-primary);
    margin-bottom: 14px;
    font-weight: 600;
}

.modal-content p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
}

.modal-buttons {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

.btn-primary {
    background: linear-gradient(135deg, var(--bg-gradient-1) 0%, var(--bg-gradient-2) 100%);
    border: none;
    padding: 10px 24px;
    border-radius: 8px;
    color: white;
    font-size: 14px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: var(--stock-bg);
    border: none;
    padding: 10px 24px;
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s;
}

.btn-secondary:hover {
    background: var(--hover-bg);
}

h2 {
    font-size: 16px;
    color: var(--text-primary);
    margin-bottom: 16px;
    font-weight: 600;
}

h3 {
    font-size: 16px;
    color: var(--text-primary);
    margin-bottom: 14px;
    font-weight: 600;
}

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

.audit-table thead {
    background: var(--stock-bg);
}

.audit-table th {
    padding: 10px 14px;
    text-align: left;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 2px solid var(--input-border);
}

.audit-table td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--input-border);
    font-size: 13px;
    color: var(--text-primary);
}

.audit-table tbody tr:hover {
    background: var(--hover-bg);
}

@media (max-width: 768px) {
    body {
        padding: 12px;
    }

    .app-header {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    .company-name {
        font-size: 15px;
    }

    .company-logo {
        height: 28px;
    }

    .header-right {
        justify-content: center;
    }

    .order-tabs {
        width: 100%;
        justify-content: center;
    }

    .tab-btn {
        padding: 8px 18px;
        font-size: 13px;
    }

    .search-row {
        flex-direction: column;
    }

    .search-input {
        max-width: 100%;
    }

    .btn-search {
        width: 100%;
    }

    .search-item {
        flex-wrap: wrap;
        gap: 6px;
    }

    .search-item .mfg {
        width: 100%;
    }

    .product-row {
        flex-direction: column;
        gap: 8px;
    }

    .stock-row.compact {
        justify-content: center;
    }

    .action-row {
        flex-direction: column;
        align-items: stretch;
    }

    .demand-input,
    .remark-input {
        width: 100%;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }
}