:root{--bg: #e9dfc0;--bg-2: #efe6c8;--card: #fbf6e9;--ink: #2b2622;--ink-2: #6b625a;--border: #d8cdac;--accent: #d97a3e;--accent-2: #c9a44a;--accent-soft: rgba(217,122,62,.14);--red: #c14f33;--green: #6f8b3f;--blue: #5b7a8c;--radius: 18px;--radius-sm: 10px;--radius-lg: 26px;--shadow: 0 1px 2px rgba(60,40,20,.05);--shadow-md: 0 4px 14px rgba(60,40,20,.08);--safe-bottom: env(safe-area-inset-bottom, 16px);--font: "Noto Sans SC", -apple-system, BlinkMacSystemFont, "PingFang SC", "Helvetica Neue", sans-serif;--serif: "Source Han Serif SC", "Noto Serif CJK SC", "Songti SC", "STSong", serif}*{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}body{font-family:var(--font);background:var(--bg);color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;font-feature-settings:"kern","liga"}#root{min-height:100vh}input,select,textarea{font-family:var(--font);font-size:15px;padding:11px 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var(--ink);margin-bottom:10px}.receipt-title{font-family:var(--serif);font-size:20px;font-weight:700;letter-spacing:8px;color:var(--ink)}.receipt-order-no{margin-top:8px;font-size:13px;color:var(--ink-2);letter-spacing:1px;text-align:left}.receipt-order-no .no-label{color:var(--accent-2);font-weight:700;letter-spacing:2px}.receipt-info{display:flex;justify-content:space-between;font-size:13px;margin-bottom:12px;gap:8px;color:var(--ink)}.receipt-table{width:100%;border-collapse:collapse;font-size:13px}.receipt-table th,.receipt-table td{padding:7px 6px;border:1px solid var(--border)}.receipt-table th{background:#f3ead2;font-weight:600;text-align:center;color:var(--ink);font-size:12px}.receipt-table td{color:var(--ink);vertical-align:middle}.receipt-table .rc-idx{width:34px;text-align:center}.receipt-table .rc-name{text-align:left}.receipt-table .rc-num{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}.receipt-table .rc-amount{font-weight:600}.receipt-total-label{text-align:right;font-weight:600;padding-right:10px}.receipt-note{margin-top:8px;font-size:12px;padding:6px 10px;background:var(--bg-2);border-radius:4px;color:var(--ink-2)}.receipt-img-wrap{text-align:center;margin-top:16px}.receipt-img-wrap img{max-width:100%;border-radius:var(--radius-sm);box-shadow:var(--shadow)}.receipt-img-wrap .hint{font-size:11px;color:var(--ink-2);margin-top:6px}.cust-list{display:flex;flex-direction:column;gap:6px}.cust-card{display:flex;align-items:center;gap:14px;padding:16px 18px;background:var(--card);border-radius:var(--radius);border:1px solid var(--border);cursor:pointer}.cust-card:active{background:var(--bg-2)}.cust-avatar{width:40px;height:40px;min-width:40px;min-height:40px;border-radius:50%;background:var(--ink);color:var(--bg);display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:600;font-family:var(--serif);flex-shrink:0;line-height:1}.cust-name{flex:1;font-size:15px;font-weight:500}.cust-arrow{color:var(--ink-2);font-size:16px}.cust-actions{display:flex;gap:6px;align-items:center}.debt-card{padding:22px;border-radius:var(--radius);text-align:center;margin-bottom:16px;border:1px solid var(--border)}.debt-card.unpaid{background:#c14f3314}.debt-card.cleared{background:#6f8b3f14}.debt-label{font-size:12px;color:var(--ink-2);letter-spacing:1px}.debt-amount{font-family:var(--serif);font-size:28px;font-weight:700;color:var(--red);margin-top:4px}.cleared .debt-amount{color:var(--green)}.order-group{margin-bottom:16px}.date-label{font-family:var(--serif);font-size:14px;font-weight:600;color:var(--ink);padding:8px 0;border-bottom:1px solid var(--border);margin-bottom:8px}.order-card{background:var(--card);border-radius:var(--radius-sm);padding:14px;margin-bottom:8px;border:1px solid var(--border);border-left:3px solid var(--accent)}.order-card.paid{border-left-color:var(--green)}.order-card .head{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}.order-card .no{font-size:11px;color:var(--ink-2);font-family:SF Mono,monospace}.order-card .status{font-size:11px;padding:3px 9px;border-radius:8px;border:1px solid}.order-card .status.unpaid{border-color:var(--accent);color:var(--accent)}.order-card .status.paid{border-color:var(--green);color:var(--green)}.order-card .tags{display:flex;flex-wrap:wrap;gap:4px;margin-bottom:6px}.order-card .tag{font-size:11px;background:var(--bg-2);padding:2px 9px;border-radius:8px;color:var(--ink-2)}.order-card .footer{display:flex;flex-wrap:wrap;gap:12px;font-size:12px;color:var(--ink-2)}.order-card .note{color:var(--ink-2);opacity:.8}.order-thumb{width:64px;height:64px;object-fit:cover;border-radius:6px;margin-top:8px;cursor:pointer}.payment-list{display:flex;flex-direction:column;gap:6px}.payment-card{background:var(--card);border-radius:var(--radius-sm);padding:14px;margin-bottom:6px;border:1px solid var(--border)}.payment-card .head{display:flex;justify-content:space-between;align-items:center}.payment-card .date{font-size:13px;color:var(--ink-2)}.payment-card .amount{font-family:var(--serif);font-size:18px;font-weight:700;color:var(--green)}.payment-card .body{font-size:12px;color:var(--ink-2);margin-top:4px;display:flex;gap:14px}.payment-thumb{width:52px;height:52px;object-fit:cover;border-radius:6px;margin-top:8px;cursor:pointer}.summary-total{padding:22px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:16px;text-align:center}.summary-total .label{font-size:12px;color:var(--ink-2);letter-spacing:1px}.summary-total .value{font-family:var(--serif);font-size:28px;font-weight:700;color:var(--accent);margin-top:4px}.simple-table{width:100%;border-collapse:collapse;font-size:13px}.simple-table th{background:var(--bg-2);padding:10px 8px;text-align:left;font-weight:600;color:var(--ink-2);border-bottom:1px solid var(--border);font-size:12px;letter-spacing:.5px}.simple-table td{padding:10px 8px;border-bottom:1px dashed var(--border)}.mode-toggle{display:flex;gap:6px}.mode-btn{flex:1;padding:12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--card);cursor:pointer;text-align:center;font-size:13px;color:var(--ink-2)}.mode-btn.active{border-color:var(--ink);background:var(--ink);color:var(--card)}.mode-btn small{display:block;font-size:10px;opacity:.8;margin-top:2px}.export-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.export-item{display:flex;flex-direction:column;align-items:center;gap:6px;padding:22px 14px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;font-size:13px;color:var(--ink)}.export-item:active{background:var(--bg-2);border-color:var(--accent)}.export-item .tag{font-size:10px;color:var(--ink-2);background:var(--bg-2);padding:2px 8px;border-radius:6px}.combine-options{display:flex;flex-direction:column;gap:8px;margin-bottom:14px}.combine-option{display:flex;align-items:center;gap:10px;padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;font-size:14px;background:var(--card)}.combine-option input{width:auto;margin:0}.tabs{display:flex;background:var(--bg-2);border-radius:var(--radius-sm);padding:4px;margin-bottom:16px}.tab{flex:1;padding:11px;border:none;background:none;font-size:13px;color:var(--ink-2);cursor:pointer;border-radius:8px;transition:.15s}.tab.active{background:var(--card);color:var(--ink);box-shadow:var(--shadow)}.config-desc{font-size:13px;color:var(--ink-2);margin-bottom:16px;line-height:1.7}.config-add{margin-bottom:16px;padding-bottom:16px;border-bottom:1px dashed var(--border)}.current-email{padding:10px 14px;background:var(--bg-2);border-radius:6px;font-size:13px;color:var(--ink-2)}.divider{border:none;border-top:1px dashed var(--border);margin:20px 0}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#281e1480;display:flex;align-items:center;justify-content:center;z-index:300;padding:20px;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.modal{background:var(--bg);border-radius:var(--radius);padding:24px;width:100%;max-width:400px;max-height:80vh;overflow-y:auto;border:1px solid var(--border)}.modal h3{font-family:var(--serif);font-size:17px;margin-bottom:16px}.modal-actions{display:flex;gap:10px;margin-top:20px}.modal-actions .btn{flex:1}.modal-hint{font-size:12px;color:var(--ink-2);margin-top:4px}.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.modal-head h3{font-family:var(--serif);font-size:17px;font-weight:600;color:var(--ink);margin:0}.modal-close{width:30px;height:30px;border-radius:50%;border:none;background:var(--card);color:var(--ink-2);font-size:20px;line-height:1;cursor:pointer;transition:background .15s}.modal-close:hover{background:var(--border);color:var(--ink)}.card-tip{font-size:12px;color:var(--ink-2);margin:0 0 14px;line-height:1.6}.img-preview{position:relative;max-width:90vw}.img-preview img{max-width:90vw;max-height:70vh;object-fit:contain;border-radius:var(--radius-sm)}.img-preview .close{position:absolute;bottom:-40px;left:50%;transform:translate(-50%)}.backup-card{background:var(--card);border:1px solid var(--accent-2)}.backup-steps{display:flex;flex-direction:column;gap:12px;margin:12px 0}.backup-step{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink)}.backup-step .num{width:26px;height:26px;border-radius:50%;background:var(--ink);color:var(--bg);display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:600;flex-shrink:0}.backup-warn{margin-top:12px;padding:11px 14px;background:#d97a3e1a;border-radius:6px;font-size:12px;color:var(--accent);border:1px dashed var(--accent)}@media print{.app-header,.bottom-nav,.menu-overlay,.modal-overlay,.btn,.filter-bar,.search-bar,.receipt-actions{display:none!important}body{background:#fff}.app-main{padding:0}.card{box-shadow:none;border:none;padding:0;background:transparent}@page{size:A4;margin:12mm}}@supports (padding-bottom: env(safe-area-inset-bottom)){.bottom-nav{padding-bottom:env(safe-area-inset-bottom)}}.amount-cell{text-align:right;font-variant-numeric:tabular-nums;padding-right:10px}.table-input.price-input{font-variant-numeric:tabular-nums;padding-right:4px}.items-table th.col-amount{text-align:right;padding-right:10px}.items-table th.col-price{text-align:right;padding-right:8px}.total-amount{font-variant-numeric:tabular-nums}.name-custom-wrap{display:flex;align-items:center;gap:6px}.name-custom-wrap .table-input{flex:1}.name-back-btn{white-space:nowrap;padding:4px 8px;background:var(--bg-2);border:1px solid var(--border);border-radius:8px;font-size:12px;color:var(--ink)}.order-card-footer{display:flex;gap:18px;align-items:baseline;flex-wrap:wrap}.order-card-footer .foot-amount,.order-card-footer .foot-paid{font-size:13px;color:var(--ink-2)}.order-card-footer strong{color:var(--ink);font-variant-numeric:tabular-nums}.order-card-actions{display:flex;justify-content:flex-end;margin-top:8px}.debt-init-row{display:flex;justify-content:center;align-items:center;gap:10px;margin-top:8px;font-size:12px;color:var(--ink-2)}.debt-edit-btn{padding:3px 10px;border-radius:8px;background:var(--bg-2);border:1px solid var(--border);color:var(--ink);font-size:12px}.btn-filter{background:var(--card);color:var(--accent);border:1px solid var(--accent)}.btn-filter:hover{background:var(--accent-soft)}.btn-add-price{margin-left:auto;background:var(--accent);color:#fff;border:none}.btn-payment{background:var(--accent);color:#fff;border:none;border-radius:10px;padding:8px 18px}.btn-payment:hover{background:#c46a30}.debt-preview{margin-top:14px;overflow-x:auto}.preview-table{width:100%;border-collapse:collapse;font-size:13px;background:var(--card);border-radius:var(--radius-sm);overflow:hidden}.preview-table th,.preview-table td{padding:8px 10px;border-bottom:1px solid var(--border);text-align:left}.preview-table th{background:var(--bg-2);color:var(--ink-2);font-weight:600}.preview-table .num{text-align:right;font-variant-numeric:tabular-nums}.debt-total-row td{font-weight:700;color:var(--red);background:#c14f330f}.modal-input{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px;background:var(--card)}.modal-tip{font-size:12px;color:var(--ink-2);margin:4px 0 14px;line-height:1.6}.alert-error{color:var(--red);font-size:13px;margin:8px 0}