:root{--pw-cart-width:420px;--pw-cart-bg:#111213;--pw-cart-border:rgba(255, 255, 255, 0.07);--pw-cart-surface:#1a1b1d;--pw-cart-surface2:#222325;--pw-cart-accent:#ff6600;--pw-cart-accent-dim:rgba(255, 102, 0, 0.15);--pw-cart-text:#e8e8e8;--pw-cart-muted:#888;--pw-cart-danger:#e53e3e;--pw-cart-z:99999;--pw-cart-radius:6px;--pw-cart-speed:320ms;--pw-cart-ease:cubic-bezier(0.4, 0, 0.2, 1);--pw-cart-shadow:-8px 0 40px rgba(0, 0, 0, 0.6);--pw-font-body:'DM Sans',system-ui,sans-serif;--pw-font-mono:'Space Mono',monospace}.pw-cart-overlay{position:fixed;inset:0;z-index:calc(var(--pw-cart-z) - 1);background:rgba(0,0,0,.65);backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px);opacity:0;pointer-events:none;transition:opacity var(--pw-cart-speed) var(--pw-cart-ease);will-change:opacity}.pw-cart-overlay.is-active{opacity:1;pointer-events:all}.pw-side-cart{position:fixed;top:0;right:0;bottom:0;z-index:var(--pw-cart-z);width:min(var(--pw-cart-width),100vw);display:flex;flex-direction:column;background:var(--pw-cart-bg);box-shadow:var(--pw-cart-shadow);border-left:1px solid var(--pw-cart-border);transform:translateX(100%);transition:transform var(--pw-cart-speed) var(--pw-cart-ease);will-change:transform;font-family:var(--pw-font-body);overflow:hidden}.pw-side-cart.is-open{transform:translateX(0)}.pw-side-cart::before{content:'';position:absolute;left:0;top:0;bottom:0;width:2px;background:linear-gradient(180deg,var(--pw-cart-accent) 0,transparent 60%);opacity:.7;pointer-events:none}.pw-side-cart__header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid 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.18s;flex-shrink:0}.pw-side-cart__close:hover{color:var(--pw-cart-text);border-color:var(--pw-cart-accent);background:var(--pw-cart-accent-dim)}.pw-side-cart__body{flex:1;overflow-y:auto;overflow-x:hidden;scroll-behavior:smooth;scrollbar-width:thin;scrollbar-color:rgba(255,102,0,0.25) transparent}.pw-side-cart__body::-webkit-scrollbar{width:4px}.pw-side-cart__body::-webkit-scrollbar-track{background:0 0}.pw-side-cart__body::-webkit-scrollbar-thumb{background:rgba(255,102,0,.3);border-radius:4px}.pw-side-cart__body.is-loading{pointer-events:none;position:relative}.pw-side-cart__body.is-loading::after{content:'';position:absolute;inset:0;background:rgba(17,18,19,.55);z-index:2;display:flex;align-items:center;justify-content:center}.pw-side-cart__empty{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 32px;text-align:center;gap:16px;min-height:280px}.pw-side-cart__empty-icon{width:80px;height:80px;border-radius:50%;border:1px solid var(--pw-cart-border);display:flex;align-items:center;justify-content:center;color:rgba(255,102,0,.4);background:var(--pw-cart-surface);margin-bottom:8px}.pw-side-cart__empty-text{font-size:15px;color:var(--pw-cart-muted);margin:0;letter-spacing:.01em}.pw-side-cart__continue{display:inline-block;margin-top:4px;padding:9px 22px;border:1px solid var(--pw-cart-accent);color:var(--pw-cart-accent);font-size:12px;font-family:var(--pw-font-mono);font-weight:700;letter-spacing:.08em;text-transform:uppercase;text-decoration:none;border-radius:var(--pw-cart-radius);transition:background .18s,color .18s}.pw-side-cart__continue:hover{background:var(--pw-cart-accent);color:#fff}.pw-side-cart__items{list-style:none;margin:0;padding:0}.pw-sci{display:grid;grid-template-columns:80px 1fr;gap:16px;padding:18px 24px;border-bottom:1px solid var(--pw-cart-border);background:var(--pw-cart-bg);transition:background .18s;position:relative;animation:pw-sci-enter .3s var(--pw-cart-ease) both}@keyframes pw-sci-enter{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.pw-sci:hover{background:rgba(26,27,29,.6)}.pw-sci.is-removing{animation:pw-sci-exit .28s var(--pw-cart-ease) forwards}@keyframes pw-sci-exit{to{opacity:0;transform:translateX(20px);max-height:0;padding:0;border:none}}.pw-sci__thumb{width:80px;height:80px;border-radius:var(--pw-cart-radius);overflow:hidden;border:1px solid var(--pw-cart-border);background:var(--pw-cart-surface);flex-shrink:0}.pw-sci__thumb a{display:block;width:100%;height:100%}.pw-sci__img,.pw-sci__thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .25s var(--pw-cart-ease)}.pw-sci__thumb:hover img{transform:scale(1.05)}.pw-sci__info{display:flex;flex-direction:column;gap:6px;min-width:0}.pw-sci__name{font-size:13.5px;font-weight:500;color:var(--pw-cart-text);text-decoration:none;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .15s}.pw-sci__name:hover{color:var(--pw-cart-accent)}.pw-sci__price{font-size:12px;color:var(--pw-cart-muted);font-family:var(--pw-font-mono)}.pw-sci__controls{display:flex;align-items:center;gap:10px;margin-top:4px;flex-wrap:wrap}.pw-sci__qty{display:flex;align-items:center;border:1px solid var(--pw-cart-border);border-radius:var(--pw-cart-radius);overflow:hidden;background:var(--pw-cart-surface2)}.pw-sci__qty-btn{width:28px;height:28px;display:flex;align-items:center;justify-content:center;background:0 0;border:none;color:var(--pw-cart-muted);font-size:16px;line-height:1;cursor:pointer;transition:color .15s,background 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var(--pw-cart-border);border-top-color:var(--pw-cart-accent);border-radius:50%;animation:.65s linear infinite pw-spin}@keyframes pw-spin{to{transform:rotate(360deg)}}.pw-toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%) translateY(12px);background:var(--pw-cart-surface);border:1px solid var(--pw-cart-border);border-left:3px solid var(--pw-cart-accent);color:var(--pw-cart-text);padding:12px 20px;border-radius:var(--pw-cart-radius);font-size:13px;font-family:var(--pw-font-body);display:flex;align-items:center;gap:10px;z-index:calc(var(--pw-cart-z) + 10);box-shadow:0 8px 32px rgba(0,0,0,.5);opacity:0;pointer-events:none;transition:opacity .25s,transform .25s var(--pw-cart-ease);white-space:nowrap;max-width:90vw}.pw-toast.show{opacity:1;transform:translateX(-50%) translateY(0);pointer-events:all}.pw-toast a{color:var(--pw-cart-accent);text-decoration:none;font-weight:600}.pw-toast 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