:root{--primary: #2a7f6e;--primary-soft: #e8f3f0;--accent: #f0a500;--text: #1f2933;--text-sub: #6b7785;--line: #ececf0;--bg: #f5f6f8;--card: #ffffff;--radius: 14px;--radius-sm: 10px;--max: 1200px}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}html,body{height:100%}body{font-family:Inter,Roboto,PingFang SC,Microsoft YaHei,system-ui,sans-serif;color:var(--text);background:var(--bg);font-size:14px;line-height:1.5}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button{font-family:inherit;cursor:pointer;border:none;background:none}ul{list-style:none}.app-shell{max-width:480px;margin:0 auto;min-height:100vh;background:var(--bg);position:relative;padding-bottom:64px}@media (min-width: 1024px){.app-shell{max-width:var(--max);padding:0 24px 24px}.pc-grid-wide{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}}.section{padding:14px 14px 0}.section-title{font-size:16px;font-weight:700;margin-bottom:10px;display:flex;align-items:center;gap:6px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.muted{color:var(--text-sub)}.flat-tag{display:inline-block;background:var(--primary-soft);color:var(--primary);border-radius:6px;padding:2px 8px;font-size:12px;font-weight:600}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border-radius:999px;padding:10px 18px;font-weight:600;font-size:14px;transition:background .15s,color .15s}.btn-primary{background:var(--primary);color:#fff}.btn-primary:active{background:#21675a}.btn-outline{background:#fff;color:var(--primary);border:1px solid var(--primary)}.btn-block{width:100%}.btn-sm{padding:7px 14px;font-size:13px}.app-header{position:sticky;top:0;z-index:30;background:var(--card);border-bottom:1px solid var(--line);padding:10px 14px;display:flex;align-items:center;gap:10px}.search-box{flex:1;display:flex;align-items:center;gap:8px;background:var(--bg);border-radius:999px;padding:9px 14px;color:var(--text-sub)}.search-box input{border:none;background:transparent;outline:none;flex:1;font-size:14px;color:var(--text)}.header-icon{width:38px;height:38px;border-radius:10px;background:var(--bg);display:flex;align-items:center;justify-content:center;font-size:18px}.product-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:14px}@media (min-width: 1024px){.product-grid{grid-template-columns:repeat(4,1fr)}}.product-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column}.product-card .thumb{aspect-ratio:1/1;width:100%;object-fit:cover;background:#f0f1f3}.product-card .pc-body{padding:10px;display:flex;flex-direction:column;gap:6px;flex:1}.product-card .pc-name{font-size:13px;font-weight:600;line-height:1.35;height:2.7em;overflow:hidden}.price{color:var(--primary);font-weight:800;font-size:15px}.price-strike{color:var(--text-sub);font-size:12px}.progress-track{height:8px;border-radius:999px;background:var(--line);overflow:hidden}.progress-fill{height:100%;background:var(--primary);border-radius:999px}.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;padding:14px}.cat-item{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-sm);padding:14px 6px;text-align:center}.cat-item .emoji{font-size:24px}.cat-item .label{font-size:12px;margin-top:6px;color:var(--text-sub)}.banner{margin:14px;border-radius:var(--radius);background:var(--primary);color:#fff;padding:22px 18px}.banner h2{font-size:18px;font-weight:800}.banner p{opacity:.85;margin-top:6px;font-size:13px}.h-scroll{display:flex;gap:12px;overflow-x:auto;padding:0 14px 4px;scrollbar-width:none}.h-scroll::-webkit-scrollbar{display:none}.h-scroll .product-card{min-width:150px;max-width:150px}.tabbar{position:fixed;bottom:0;left:0;right:0;z-index:40;background:var(--card);border-top:1px solid var(--line);display:flex;max-width:480px;margin:0 auto}@media (min-width: 1024px){.tabbar{max-width:var(--max);border-radius:14px 14px 0 0}}.tab-item{flex:1;text-align:center;padding:8px 0 10px;color:var(--text-sub);font-size:11px}.tab-item .ico{font-size:20px;display:block;line-height:1.4}.tab-item.active{color:var(--primary);font-weight:700}.fab-currency{position:fixed;right:16px;bottom:84px;z-index:35;background:var(--primary);color:#fff;border-radius:999px;padding:10px 14px;font-weight:700;font-size:13px}.app-shell .fab-currency{right:max(16px,calc((100% - 480px)/2 + 16px))}@media (min-width: 1024px){.app-shell .fab-currency{right:max(40px,calc((100% - var(--max))/2 + 40px))}}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;z-index:50;display:flex;align-items:flex-end;justify-content:center}@media (min-width: 1024px){.overlay{align-items:center}}.sheet{background:#fff;width:100%;max-width:480px;border-radius:16px 16px 0 0;max-height:70vh;display:flex;flex-direction:column}@media (min-width: 1024px){.sheet{border-radius:16px}}.sheet-head{padding:16px;font-weight:700;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}.sheet-body{overflow-y:auto;padding:6px 0}.lang-row,.cur-row{display:flex;align-items:center;gap:12px;padding:13px 18px;border-bottom:1px solid var(--bg)}.lang-row .flag{font-size:22px}.lang-row.active,.cur-row.active{background:var(--primary-soft);color:var(--primary);font-weight:700}.profile-top{background:var(--primary);color:#fff;padding:22px 18px 26px;border-radius:0 0 18px 18px}.avatar{width:54px;height:54px;border-radius:50%;background:#ffffff40;display:flex;align-items:center;justify-content:center;font-size:24px}.balance-card{background:#fff;margin:-16px 14px 0;border-radius:var(--radius);border:1px solid var(--line);padding:16px;display:flex;justify-content:space-between;align-items:center}.grid-menu{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;padding:14px}.grid-menu .mi{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-sm);padding:16px 4px;text-align:center}.grid-menu .mi .emoji{font-size:22px}.grid-menu .mi .lbl{font-size:12px;color:var(--text-sub);margin-top:6px}.list-row{display:flex;align-items:center;gap:12px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-sm);padding:12px;margin:0 14px 10px}.list-row .thumb-sm{width:56px;height:56px;border-radius:8px;object-fit:cover;background:#eee}.field{margin-bottom:14px}.field label{display:block;font-size:13px;color:var(--text-sub);margin-bottom:6px}.field input{width:100%;border:1px solid var(--line);border-radius:var(--radius-sm);padding:12px 14px;font-size:14px;outline:none}.field input:focus{border-color:var(--primary)}.tabs{display:flex;gap:18px;padding:14px;border-bottom:1px solid var(--line)}.tabs .t{padding-bottom:8px;color:var(--text-sub);font-weight:600}.tabs .t.active{color:var(--primary);border-bottom:2px solid var(--primary)}html,body{width:100%;max-width:100%;overflow-x:hidden}.app-shell{overflow-x:hidden;padding-bottom:calc(64px + env(safe-area-inset-bottom))}.app-header{padding-top:calc(10px + env(safe-area-inset-top))}.tabbar{padding-bottom:env(safe-area-inset-bottom)}.fab-currency{bottom:calc(84px + env(safe-area-inset-bottom))}input,select,textarea{font-size:16px}*{-webkit-tap-highlight-color:transparent}