:root{color-scheme:light;--bg: #ffffff;--text: #111111;--hint: #8a8a8e;--link: #111111;--button: #111111;--button-text: #ffffff;--secondary-bg: #f3f3f5;--card: #ffffff;--border: #e3e3e8;--danger: #e0483d;--success: #111111;--warn-bg: #fff4d6;--warn-text: #8a6d00}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--secondary-bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:16px}.app{max-width:640px;margin:0 auto;min-height:100vh;display:flex;flex-direction:column}.app-header{padding:16px;background:var(--bg)}.app-title{font-size:18px;font-weight:700}.app-subtitle{font-size:13px;color:var(--hint);margin-top:2px}.tabs{display:flex;background:var(--bg);border-bottom:1px solid var(--border)}.tab{flex:1;padding:12px;border:none;background:transparent;color:var(--hint);font-size:15px;font-weight:600;border-bottom:2px solid transparent}.tab.active{color:var(--link);border-bottom-color:var(--link)}.content{padding:16px;flex:1;display:flex;flex-direction:column;gap:16px}.field{display:flex;flex-direction:column;gap:6px}.field label{font-size:13px;color:var(--hint);font-weight:600}.field input,.field select{padding:12px;border:1px solid var(--border);border-radius:10px;font-size:16px;background:var(--bg);color:var(--text);caret-color:var(--text);width:100%}.field input:focus{outline:none;border-color:var(--text)}.dep-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.items-section{background:var(--bg);border-radius:12px;padding:12px}.items-header{font-weight:700;margin-bottom:8px}.items-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.item-card{display:flex;align-items:center;gap:10px;padding:10px;background:var(--secondary-bg);border-radius:10px}.item-main{flex:1;min-width:0}.item-name{display:block;font-weight:600;font-size:14px}.item-meta{display:block;font-size:12px;color:var(--hint);margin-top:2px}.item-qty{font-weight:700;font-size:14px;white-space:nowrap}.item-remove{border:none;background:transparent;color:var(--danger);font-size:18px;padding:4px 8px}.badge-review{display:inline-block;margin-left:6px;font-size:11px;font-weight:700;color:var(--warn-text);background:var(--warn-bg);padding:1px 6px;border-radius:6px}.add-buttons{display:flex;gap:12px}.btn{border:none;border-radius:10px;padding:14px 16px;font-size:16px;font-weight:600;cursor:pointer}.btn-primary{background:var(--button);color:var(--button-text);flex:1}.btn-secondary{background:var(--secondary-bg);color:var(--text);border:1px solid var(--border);flex:1}.btn-save{background:var(--success);color:#fff;width:100%;padding:16px}.btn-save:disabled{opacity:.5}.muted{color:var(--hint);font-size:14px}.error-text{color:var(--danger);font-size:14px}.warn-box{background:var(--warn-bg);color:var(--warn-text);padding:10px 12px;border-radius:10px;font-size:13px}.center-screen{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:24px;text-align:center}.spinner{width:36px;height:36px;border:3px solid var(--border);border-top-color:var(--link);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:flex;align-items:flex-end;justify-content:center;z-index:50}.modal{background:var(--bg);width:100%;max-width:640px;border-radius:16px 16px 0 0;padding:20px;display:flex;flex-direction:column;gap:14px;max-height:90vh;overflow-y:auto}.modal h3{margin:0}.barcode-value,.product-name{font-size:16px;font-weight:600}.photo-row{display:flex;gap:12px}.btn-photo{flex:1;text-align:center;background:var(--secondary-bg);border:1px dashed var(--border);color:var(--text)}.btn-photo.busy{opacity:.6}.modal-actions{display:flex;gap:12px}.scanner-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000;z-index:60;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;padding:24px}.scanner-box{position:relative;width:100%;max-width:480px;aspect-ratio:3 / 4;overflow:hidden;border-radius:12px}.scanner-video{width:100%;height:100%;object-fit:cover}.scanner-frame{position:absolute;top:20%;right:12%;bottom:20%;left:12%;border:3px solid rgba(255,255,255,.9);border-radius:12px;box-shadow:0 0 0 9999px #00000059}.scanner-hint{color:#fff;font-size:14px;text-align:center}.scanner-error{color:#ffb3ad;text-align:center}.search-results{display:flex;flex-direction:column;gap:8px;max-height:50vh;overflow-y:auto}.search-result{text-align:left;background:var(--secondary-bg);border:1px solid var(--border);border-radius:10px;padding:10px 12px;display:flex;flex-direction:column;gap:2px}.sr-name{font-weight:600;font-size:14px}.sr-meta{font-size:12px;color:var(--hint)}.history-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}.history-card{background:var(--bg);border-radius:12px}.history-link{display:block;width:100%;padding:14px;text-decoration:none;text-align:left;color:var(--text);background:transparent;border:none;cursor:pointer}.history-number{font-weight:700}.history-meta{font-size:13px;color:var(--hint);margin-top:2px}.history-date{font-size:12px;color:var(--hint);margin-top:4px}.detail-head{display:flex;flex-direction:column;gap:4px;font-size:14px}.success-modal{align-items:center;text-align:center}.success-check{width:64px;height:64px;border-radius:50%;background:var(--success);color:#fff;font-size:36px;display:flex;align-items:center;justify-content:center}.success-number{font-size:18px;font-weight:700}