:root{--ink: #111111;--sub: #666666;--line: #e3e3e3;--bg: #ffffff;--soft: #f6f6f6;--accent: #111111;--danger: #c0392b;--tap: 48px}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);overflow-x:hidden}body{font-family:-apple-system,BlinkMacSystemFont,Hiragino Sans,Noto Sans JP,sans-serif;font-size:16px;line-height:1.5;-webkit-text-size-adjust:100%}button{font-family:inherit;font-size:16px;cursor:pointer;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}input{font-family:inherit;font-size:16px}.app{max-width:480px;margin:0 auto;min-height:100dvh}.header{position:sticky;top:0;z-index:20;background:var(--bg);border-bottom:1px solid var(--line);padding:10px 16px 8px}.header-row{display:flex;align-items:center;justify-content:space-between;gap:8px}.logo{font-size:15px;font-weight:700;letter-spacing:.08em}.who-name{font-size:13px;color:var(--sub);margin-top:1px}.who-actions{display:flex;align-items:center;gap:14px;flex:none}.linkbtn{background:none;border:none;color:var(--sub);font-size:13px;padding:8px 0;white-space:nowrap;text-decoration:underline}.search{position:relative;margin-top:8px}.search input{width:100%;height:44px;padding:0 40px 0 14px;border:1px solid var(--line);border-radius:10px;background:var(--soft);outline:none}.search input:focus{border-color:var(--ink);background:var(--bg)}.search-clear{position:absolute;right:0;top:0;width:44px;height:44px;border:none;background:none;color:var(--sub);font-size:20px}.brands{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}.chip{flex:0 1 auto;min-height:38px;padding:7px 12px;border:1px solid var(--line);border-radius:999px;background:var(--bg);color:var(--ink);font-size:14px;font-weight:600;white-space:nowrap}.chip.on{background:var(--accent);border-color:var(--accent);color:#fff}.chip.selected-chip{flex:1 1 100%;min-height:36px;font-size:13px;border-style:dashed}.chip.selected-chip.on{border-style:solid}.list{padding-bottom:132px}.item{display:flex;align-items:center;gap:12px;padding:12px 16px;border-bottom:1px solid var(--line)}.item.picked{background:#fafafa}.item-main{flex:1;min-width:0}.brand-tag{display:inline-block;font-size:12px;font-weight:700;color:var(--sub);letter-spacing:.04em}.item-name{font-size:16px;font-weight:700;margin:2px 0 4px;word-break:break-word}.item-price{font-size:17px;font-weight:700}.item-unit{font-size:13px;color:var(--sub);font-weight:500}.item-sub{margin-top:4px;font-size:13px;color:var(--ink);font-weight:600}.stepper{display:flex;align-items:center;gap:2px;flex:none}.step-btn{width:var(--tap);height:var(--tap);border:1px solid var(--line);background:var(--bg);border-radius:10px;font-size:22px;font-weight:700;line-height:1;color:var(--ink);display:flex;align-items:center;justify-content:center}.step-btn:disabled{color:#ccc}.step-btn.plus{background:var(--accent);border-color:var(--accent);color:#fff}.step-value{min-width:52px;height:var(--tap);border:none;background:none;text-align:center;font-size:18px;font-weight:700;color:var(--ink);padding:0}.step-value.zero{color:#bbb;font-weight:600}.step-input{width:52px;height:var(--tap);text-align:center;font-size:18px;font-weight:700;border:1px solid var(--ink);border-radius:8px;padding:0}.footbar{position:fixed;left:0;right:0;bottom:0;z-index:30;background:var(--bg);border-top:1px solid var(--line);padding:10px 16px calc(10px + env(safe-area-inset-bottom))}.footbar-inner{max-width:480px;margin:0 auto}.foot-sum{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:8px}.foot-count{font-size:14px;color:var(--sub)}.foot-total{font-size:22px;font-weight:800}.btn{display:block;width:100%;min-height:54px;border:1px solid var(--accent);border-radius:12px;background:var(--accent);color:#fff;font-size:17px;font-weight:700}.btn:disabled{background:#d6d6d6;border-color:#d6d6d6;color:#fff}.btn.ghost{background:var(--bg);color:var(--ink);border-color:var(--line)}.page{padding:16px 16px 140px}.page-title{font-size:20px;font-weight:800;margin:4px 0 16px}.empty{padding:48px 16px;text-align:center;color:var(--sub);font-size:15px}.notice{display:flex;align-items:flex-start;gap:8px;margin:12px 16px 0;padding:12px 14px;background:var(--soft);border:1px solid var(--line);border-radius:10px;font-size:14px;font-weight:600;line-height:1.45}.notice button{flex:none;border:none;background:none;color:var(--sub);font-size:20px;line-height:1;padding:0 2px}.btn.reorder{margin-top:12px;min-height:46px;font-size:15px}.error{background:#fdf0ee;color:var(--danger);border:1px solid #f3cfc9;border-radius:10px;padding:12px 14px;font-size:14px;margin-bottom:14px}.confirm-row{padding:14px 0;border-bottom:1px solid var(--line)}.confirm-name{font-size:16px;font-weight:700;margin-bottom:6px}.confirm-line{display:flex;justify-content:space-between;gap:12px;font-size:14px;color:var(--sub)}.confirm-line strong{color:var(--ink);font-size:16px;white-space:nowrap}.total-row{display:flex;justify-content:space-between;align-items:baseline;padding:18px 0 4px;font-weight:800}.total-row .amount{font-size:26px}.total-count{font-size:13px;font-weight:600;color:var(--sub);margin-top:2px}.login{padding:56px 24px;max-width:420px;margin:0 auto}.login h1{font-size:20px;font-weight:800;letter-spacing:.08em;text-align:center;margin-bottom:4px}.login p.lead{text-align:center;color:var(--sub);font-size:14px;margin:0 0 28px}.field{margin-bottom:16px}.field label{display:block;font-size:14px;font-weight:600;margin-bottom:6px}.field input{width:100%;height:52px;padding:0 14px;border:1px solid var(--line);border-radius:10px;outline:none}.field input:focus{border-color:var(--ink)}.done{padding:72px 24px;text-align:center}.done .mark{font-size:44px;margin-bottom:12px}.done h2{font-size:22px;font-weight:800;margin:0 0 8px}.done p{color:var(--sub);font-size:15px;margin:0 0 28px}.order-card{border:1px solid var(--line);border-radius:12px;padding:14px;margin-bottom:12px;background:var(--bg);width:100%;text-align:left;color:var(--ink);display:block}.order-card .meta{font-size:13px;color:var(--sub)}.order-card .cust{font-size:17px;font-weight:700;margin:4px 0 2px}.badge{display:inline-block;font-size:12px;font-weight:700;padding:2px 8px;border-radius:999px;background:var(--soft);border:1px solid var(--line);color:var(--sub);margin-left:6px;vertical-align:2px}.order-card ul{list-style:none;margin:10px 0 0;padding:10px 0 0;border-top:1px dashed var(--line)}.order-card li{font-size:14px;display:flex;justify-content:space-between;gap:10px;padding:3px 0}.order-card li span:first-child{min-width:0;word-break:break-word}.order-card li span:last-child{white-space:nowrap;color:var(--sub)}.order-card .card-total{margin-top:10px;text-align:right;font-size:18px;font-weight:800}