*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:#f5f5f7;color:#1d1d1f;font-size:15px}.app{min-height:100vh;display:flex;flex-direction:column}.header{background:#fff;border-bottom:1px solid #e0e0e0;padding:12px 16px 0;position:sticky;top:0;z-index:10}.header h1{font-size:20px;font-weight:700;margin-bottom:10px}.tabs{display:flex;gap:4px}.tab-btn{background:none;border:none;cursor:pointer;padding:8px 14px;font-size:14px;border-radius:8px 8px 0 0;color:#666;transition:background .15s}.tab-btn:hover{background:#f0f0f0}.tab-btn.active{background:#f5f5f7;color:#007aff;font-weight:600;border-bottom:2px solid #007aff}.content{flex:1;padding:16px;max-width:900px;margin:0 auto;width:100%}.section h2{font-size:18px;margin-bottom:14px}.week-nav{display:flex;align-items:center;gap:10px;margin-bottom:16px;flex-wrap:wrap}.week-nav button{background:#fff;border:1px solid #ddd;border-radius:8px;padding:6px 12px;cursor:pointer;font-size:16px}.week-nav button:hover{background:#f0f0f0}.week-label{font-weight:600;font-size:15px}.btn-today{font-size:13px!important;padding:5px 10px!important}.plan-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;margin-bottom:16px}.day-card{background:#fff;border-radius:12px;padding:12px;box-shadow:0 1px 3px #00000014}.day-name{font-weight:700;margin-bottom:8px;color:#007aff}.meal-slot{margin-bottom:10px}.meal-type-label{font-size:12px;color:#888;margin-bottom:4px}.meal-slot select{width:100%;padding:5px 8px;border:1px solid #ddd;border-radius:6px;font-size:13px;background:#fafafa}.cookidoo-link{display:inline-block;margin-top:3px;font-size:11px;color:#007aff;text-decoration:none}.cookidoo-link:hover{text-decoration:underline}.save-bar{display:flex;align-items:center;gap:12px;margin-top:8px}.btn-save{background:#007aff;color:#fff;border:none;border-radius:8px;padding:9px 20px;cursor:pointer;font-size:14px;font-weight:600}.btn-save:hover{background:#0066d6}.btn-save:disabled{opacity:.6;cursor:default}.save-msg{color:#34c759;font-weight:600}.shop-actions{display:flex;align-items:center;gap:12px;margin-bottom:16px;flex-wrap:wrap}.btn-finish{background:#34c759;color:#fff;border:none;border-radius:8px;padding:9px 20px;cursor:pointer;font-size:14px;font-weight:600}.btn-finish:hover{background:#28a745}.shop-category{margin-bottom:18px}.cat-title{font-size:13px;font-weight:700;color:#555;text-transform:uppercase;letter-spacing:.05em;margin-bottom:8px}.shop-item{display:flex;align-items:center;gap:8px;background:#fff;border-radius:8px;padding:8px 12px;margin-bottom:4px;cursor:pointer;box-shadow:0 1px 2px #0000000f;transition:opacity .15s}.shop-item.have{background:#f0f7f0;opacity:.65}.shop-item.bought .item-name{text-decoration:line-through;color:#aaa}.item-name{flex:1;font-size:14px}.item-brand{font-size:12px;color:#888}.item-qty{font-size:12px;color:#aaa}.badge-have{font-size:11px;background:#e0f0e0;color:#4a8c4a;padding:2px 7px;border-radius:10px}.history-card{background:#fff;border-radius:12px;padding:14px;margin-bottom:10px;cursor:pointer;box-shadow:0 1px 3px #00000014}.history-header{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.history-week{font-weight:700}.history-stats{color:#007aff;font-size:13px}.history-date{font-size:12px;color:#888;margin-left:auto}.expand-icon{font-size:11px;color:#aaa}.history-items{list-style:none;margin-top:10px;padding-top:10px;border-top:1px solid #f0f0f0}.history-items li{font-size:13px;padding:2px 0}.history-items li.bought{color:#34c759}.history-items li.not-bought{color:#ff3b30}.prefs-grid{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 1px 3px #00000014}.pref-row{display:flex;padding:11px 16px;border-bottom:1px solid #f0f0f0}.pref-row:last-child{border-bottom:none}.pref-label{width:180px;font-size:13px;color:#555;font-weight:600;flex-shrink:0}.pref-value{font-size:13px;color:#1d1d1f}.prefs-note{margin-top:10px;font-size:12px;color:#aaa}.loading{color:#888;padding:20px 0}.empty{color:#aaa;padding:20px 0}@media (max-width: 500px){.plan-grid{grid-template-columns:1fr 1fr}.pref-label{width:130px}.tabs{overflow-x:auto}}