:root{--ink: #1a1815;--ink-soft: #6b675e;--paper: #eae6dd;--paper-2: #f6f4ee;--line: #d9d4c6;--line-strong: #1a1815;--accent: #f4d000;--accent-dim: #dcba00;--accent-ink: #1a1815;--danger: #c0392b;--danger-soft: #f5dbd6;--radius: 10px}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,Segoe UI,Helvetica Neue,Arial,sans-serif;color:var(--ink);background:var(--paper)}.brand-mark{font-weight:800;letter-spacing:-.01em;text-transform:uppercase;transform:scaleX(.94);transform-origin:left;display:inline-block}.eyebrow{font-size:13px;letter-spacing:0;color:var(--ink-soft);font-weight:400}.app-shell{min-height:100vh;display:flex;flex-direction:column}.topbar{background:var(--ink);color:#fff;padding:16px 28px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #3a3a3a}.topbar__brand{display:flex;align-items:baseline;gap:10px}.topbar__brand .brand-mark{font-size:19px}.topbar__brand .eyebrow{color:#b8b8b8}.topbar__user{display:flex;align-items:center;gap:14px;font-size:13px;color:#d6d6d6}.topbar__logout{background:none;border:1px solid #3a3a3a;color:#d6d6d6;border-radius:var(--radius);padding:6px 12px;font-size:12.5px;cursor:pointer}.topbar__logout:hover{border-color:#fff;color:#fff}.content{flex:1;max-width:1280px;width:100%;margin:0 auto;padding:28px 24px 60px}.login-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--ink);padding:24px}.login-frame{border:1px solid #3a3a3a;border-top:3px solid var(--accent);padding:40px 36px;width:100%;max-width:360px;color:#fff}.login-frame .brand-mark{font-size:28px;display:block;text-align:center}.login-frame .eyebrow{display:block;text-align:center;color:#9a9a9a;margin-top:6px;margin-bottom:32px}.login-frame label{display:block;font-size:12.5px;color:#b8b8b8;margin-bottom:6px}.login-frame input{width:100%;background:transparent;border:1px solid #3a3a3a;color:#fff;padding:10px 12px;border-radius:var(--radius);font-size:14px;margin-bottom:18px}.login-frame input:focus{outline:none;border-color:var(--accent)}.login-frame .error{color:#ff9f97;font-size:12.5px;margin:-8px 0 16px}.btn-full{width:100%}.btn{border-radius:8px;padding:10px 18px;font-size:13.5px;font-weight:500;cursor:pointer;border:1px solid var(--line-strong);letter-spacing:0}.btn-primary{background:var(--accent);color:var(--ink);border-color:var(--accent)}.btn-primary:hover{background:var(--accent-dim)}.btn-primary:disabled{background:#d8d8d8;border-color:#d8d8d8;color:#9a9a9a;cursor:not-allowed}.btn-outline{background:transparent;color:var(--ink)}.btn-outline:hover{background:#e6e6e6}.login-frame .btn-primary{background:var(--accent);color:var(--ink);border-color:var(--accent)}.login-frame .btn-primary:hover{background:var(--accent-dim)}.card{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius);padding:24px;margin-bottom:18px}.card__title{font-size:15px;font-weight:500;color:var(--ink);margin:0 0 16px;letter-spacing:0}.step-label{display:flex;align-items:baseline;gap:8px;font-size:12.5px;color:var(--ink-soft);font-weight:700;text-transform:uppercase;letter-spacing:.04em;margin:0 0 12px}.step-index{font-size:12px;color:var(--paper);font-weight:500;background:var(--ink);width:16px;height:16px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;line-height:1}.subcategory-heading{grid-column:1 / -1;font-size:11.5px;font-weight:700;color:var(--ink-soft);text-transform:uppercase;letter-spacing:.04em;margin:14px 0 -2px}.subcategory-heading:first-child{margin-top:0}.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px}.tab{border:1px solid var(--line);background:var(--paper-2);color:var(--ink);border-radius:999px;padding:7px 14px;font-size:13px;font-weight:500;cursor:pointer;transition:background .12s ease,border-color .12s ease}.tab:hover{border-color:var(--ink-soft)}.tab--active{background:var(--ink);border-color:var(--ink);color:var(--paper);font-weight:500}.model-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;background:transparent;border:none;margin-bottom:8px}@media (max-width: 700px){.model-grid{grid-template-columns:repeat(2,1fr)}}.model-card{position:relative;text-align:left;background:var(--paper-2);border:1px solid var(--line);border-radius:12px;padding:18px 18px 20px;cursor:pointer;display:flex;flex-direction:column;gap:10px;transition:border-color .12s ease}.model-card:hover{border-color:var(--ink-soft)}.model-card--selected{border-color:var(--ink);box-shadow:inset 0 0 0 1px var(--ink)}.model-card__img{height:140px;border-radius:8px;background:var(--paper);display:flex;align-items:center;justify-content:center;overflow:hidden;color:var(--ink-soft)}.model-card__img svg{width:32px;height:32px;opacity:.4}.model-card__img img{width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply}.model-card__name{font-size:14px;font-weight:500;line-height:1.3}.model-card__price{font-size:12.5px;color:var(--ink-soft);font-variant-numeric:tabular-nums;font-weight:400}.detail{margin-top:20px;padding:0;background:transparent;border-radius:0;display:flex;gap:20px;align-items:flex-start}.detail__img{width:88px;height:88px;border-radius:0;background:var(--paper-2);border:1px solid var(--line);flex-shrink:0;display:flex;align-items:center;justify-content:center;overflow:hidden;font-size:10.5px;color:#a8a8a8;text-align:center}.detail__img img{width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply}.detail__name{font-weight:800;font-size:16px}.detail__desc{font-size:12.5px;color:var(--ink-soft);margin:3px 0 12px;line-height:1.4}.options{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:12px}.option-tile{border:1px solid var(--ink);background:var(--paper-2);border-radius:0;padding:10px 14px;font-size:12.5px;cursor:pointer;text-align:left;min-width:128px}.option-tile__letter{display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;font-weight:800;font-size:12px;border:1px solid var(--ink);margin-bottom:6px}.option-tile--selected{background:var(--ink);color:#fff;border-color:var(--ink)}.option-tile--selected .option-tile__letter{background:var(--accent);color:var(--ink);border-color:var(--accent)}.option-tile__label{display:block;font-weight:700}.option-tile__meta{display:block;margin-top:3px;color:var(--ink-soft);font-size:11.5px}.option-tile--selected .option-tile__meta{color:#cfcfcf}.option-tile__price{display:block;font-weight:700;margin-top:3px;font-variant-numeric:tabular-nums}.detail__footer{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.qty{display:flex;align-items:center;border:1px solid var(--ink);border-radius:0;background:var(--paper-2);overflow:hidden}.qty button{border:none;background:none;width:30px;height:32px;cursor:pointer;font-size:15px;color:var(--ink)}.qty span{width:28px;text-align:center;font-size:13.5px;font-weight:700}.code-tag{font-family:ui-monospace,SF Mono,monospace;font-size:12px;color:var(--ink-soft);background:var(--paper-2);border:1px solid var(--line);border-radius:0;padding:3px 7px}table.kp-table{width:100%;table-layout:fixed;border-collapse:collapse;font-size:12.5px}table.kp-table th{text-align:left;font-weight:500;color:var(--ink-soft);font-size:11px;letter-spacing:0;padding:0 6px 8px 0;border-bottom:1px solid var(--line)}table.kp-table td{padding:9px 6px 9px 0;border-bottom:1px solid var(--line);vertical-align:top;overflow-wrap:break-word}table.kp-table tr:last-child td{border-bottom:none}table.kp-table .kp-table__code{display:block;margin-top:3px}.kp-table__qty,.kp-table__sum{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}.kp-table__remove{padding-right:0;text-align:right}.row-remove{background:none;border:none;cursor:pointer;color:var(--ink-soft);padding:4px;border-radius:0}.row-remove:hover{color:var(--danger)}.empty-state{padding:26px 0;text-align:center;color:var(--ink-soft);font-size:13.5px}.discount-row{display:flex;align-items:center;gap:10px;margin:18px 0 4px}.discount-row input[type=range]{flex:1;accent-color:var(--ink)}.discount-row__val{width:44px;text-align:right;font-size:13.5px;font-weight:700;font-variant-numeric:tabular-nums}.summary{display:flex;justify-content:flex-end}.summary__box{width:280px}.summary__line{display:flex;justify-content:space-between;font-size:13.5px;padding:5px 0}.summary__line--total{font-weight:800;font-size:17px;border-top:1px solid var(--ink);padding-top:10px;margin-top:6px}.kp-list{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.kp-list-item{display:flex;justify-content:space-between;align-items:center;border:1px solid var(--line);border-radius:8px;padding:10px 14px;cursor:pointer;font-size:13.5px}.kp-list-item--active{border-color:var(--ink);box-shadow:inset 3px 0 0 var(--ink)}.kp-list-item__status{font-size:12px;color:var(--ink-soft);letter-spacing:0;font-weight:400}.new-kp-row{display:flex;gap:8px}.new-kp-row input{flex:1;border:1px solid var(--line);border-radius:0;padding:9px 12px;font-size:13.5px}.banner-error{background:var(--danger-soft);color:var(--danger);border:1px solid var(--danger);border-radius:0;padding:10px 14px;font-size:13px;margin-bottom:16px}.picker-layout{display:grid;grid-template-columns:1fr 380px;gap:20px;align-items:start}@media (max-width: 900px){.picker-layout{grid-template-columns:1fr}}.model-desc{font-size:12.5px;color:var(--ink-soft);line-height:1.4;margin:0 0 20px}.picker-rail{display:flex;flex-direction:column;gap:16px;position:sticky;top:20px}@media (max-width: 900px){.picker-rail{display:none}.picker-rail--mobile-open{display:flex;position:fixed;top:0;right:0;bottom:0;left:0;z-index:20;background:var(--paper);padding:20px;overflow-y:auto}}.rail-mobile-close{background:none;border:1px solid var(--line);border-radius:0;padding:6px 10px;align-self:flex-end;margin-bottom:10px;cursor:pointer}.preview-panel{background:var(--paper-2);color:var(--ink);border:1px solid var(--line);border-radius:12px;padding:22px}.preview-panel--empty{display:flex;align-items:center;justify-content:center;min-height:140px;color:var(--ink-soft);font-size:13px;text-align:center;padding:22px}.preview-panel__img{width:100%;height:220px;object-fit:contain;background:var(--paper);border-radius:8px}.preview-panel__img--empty{display:flex;align-items:center;justify-content:center;color:var(--ink-soft);height:220px;background:var(--paper);border-radius:8px}.preview-panel__img--empty svg{width:36px;height:36px;opacity:.4}.preview-panel__kind{font-size:13px;color:var(--ink-soft);margin-top:14px}.preview-panel__name{font-size:19px;font-weight:500;letter-spacing:0;margin-top:2px;line-height:1.3}.preview-panel__code{display:inline-block;margin-top:8px;font-size:11.5px;color:var(--ink-soft);border:1px solid var(--line);border-radius:6px;padding:2px 7px;font-family:ui-monospace,SF Mono,monospace}.preview-panel__price{font-size:22px;font-weight:500;margin-top:16px;font-variant-numeric:tabular-nums}.preview-panel__price small{font-size:13px;font-weight:400;color:var(--ink-soft);margin-left:4px}.preview-panel__qty-row{display:flex;align-items:center;gap:12px;margin-top:16px}.qty--dark{border-color:var(--line);background:transparent}.qty--dark button,.qty--dark span{color:var(--ink)}.preview-panel__confirm{font-size:12px;color:var(--ink-soft);margin-top:10px}.mobile-cart-bar{display:none}@media (max-width: 900px){.mobile-cart-bar{display:flex;position:fixed;bottom:0;left:0;right:0;background:var(--ink);color:#fff;padding:14px 18px;justify-content:space-between;align-items:center;font-size:13.5px;z-index:15;border-top:1px solid #3a3a3a}.mobile-cart-bar strong{font-variant-numeric:tabular-nums}.mobile-cart-bar button{background:var(--accent);border:none;border-radius:8px;padding:8px 14px;color:var(--accent-ink);font-weight:500;cursor:pointer}}.kp-manager-group{margin-bottom:6px}.kp-manager-header{width:100%;display:flex;justify-content:space-between;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:0;padding:10px 14px;font-size:13.5px;font-weight:700;cursor:pointer;text-align:left}.kp-manager-header:hover{background:#e9e9e9}.kp-manager-count{font-size:11.5px;color:var(--ink-soft);font-weight:600}.kp-list-item--nested{margin-left:16px;margin-top:6px;border-color:var(--line)}.kp-list-item__meta{display:flex;align-items:center;gap:10px}.kp-list-item__date{font-size:11.5px;color:var(--ink-soft);font-variant-numeric:tabular-nums}.kp-delete-btn{background:transparent;border:1px solid var(--line);color:var(--ink-soft);font-family:inherit;font-size:.75rem;letter-spacing:0;padding:4px 10px;border-radius:6px;cursor:pointer}.kp-delete-btn:hover{border-color:var(--danger);color:var(--danger)}.preview-panel__name-row{display:flex;align-items:center;justify-content:space-between;gap:10px}.option-pills{display:flex;gap:6px;flex-shrink:0}.option-pill{padding:5px 12px;height:30px;border:1px solid var(--line);background:var(--paper);color:var(--ink);font-weight:400;font-size:.8rem;border-radius:999px;white-space:nowrap;cursor:pointer}.option-pill--selected{background:var(--ink);border-color:var(--ink);color:var(--paper)}.group-search{position:relative;margin-bottom:16px}.group-search input{width:100%;height:38px;padding:0 14px 0 36px;border-radius:999px;border:1px solid var(--line);background:var(--paper-2);color:var(--ink);font-size:13.5px;box-sizing:border-box}.group-search input:focus{outline:none;border-color:var(--ink)}.group-search__icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--ink-soft);pointer-events:none}.kp-panel-toggle{display:inline-flex;align-items:center;gap:8px;background:var(--paper-2);border:1px solid var(--line);border-radius:999px;padding:7px 14px;font-size:13.5px;color:var(--ink);cursor:pointer;margin-bottom:16px}.kp-panel-toggle:hover{border-color:var(--ink-soft)}.kp-panel-toggle__chevron{font-size:11px;display:inline-block;transition:transform .15s ease}.kp-panel-toggle__chevron--open{transform:rotate(180deg)}