:root{--tesco: #00539F;--dunnes: #00573F;--supervalu: #E31837;--aldi: #00358E;--bg: #f5f6f8;--bg-card: #ffffff;--bg-elevated: #ffffff;--bg-sidebar: #ffffff;--bg-input: #f0f1f4;--text: #1a1a2e;--text-secondary: #64748b;--text-muted: #94a3b8;--border: #e2e8f0;--border-hover: #cbd5e1;--accent: #6366f1;--accent-soft: #e0e7ff;--accent-hover: #4f46e5;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .04);--shadow: 0 1px 4px rgba(0, 0, 0, .06), 0 1px 2px rgba(0, 0, 0, .04);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .08);--shadow-xl: 0 16px 48px rgba(0, 0, 0, .12);--radius: 14px;--radius-sm: 10px;--radius-xs: 6px;--green: #10b981;--green-soft: #d1fae5;--red: #ef4444;--orange: #f59e0b;--sidebar-w: 280px;--topbar-h: 56px;--tabs-h: 42px}[data-theme=dark]{--bg: #0a0a14;--bg-card: #12121e;--bg-elevated: #181828;--bg-sidebar: #0e0e1a;--bg-input: #1a1a2e;--text: #e8e8f0;--text-secondary: #9ca3af;--text-muted: #6b7280;--border: #1e1e32;--border-hover: #2d2d48;--accent: #818cf8;--accent-soft: rgba(99, 102, 241, 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.ac-price{margin-left:auto;font-weight:600;color:var(--green);flex-shrink:0}.ac-highlight{font-weight:700;color:var(--accent)}.topbar-actions{display:flex;align-items:center;gap:2px;flex-shrink:0}.topbar-btn{position:relative;display:flex;align-items:center;justify-content:center;width:38px;height:38px;background:transparent;border:none;border-radius:var(--radius-sm);color:var(--text-secondary);cursor:pointer;transition:all .2s}.topbar-btn:hover{background:var(--accent-soft);color:var(--accent)}.topbar-badge{position:absolute;top:2px;right:2px;min-width:18px;height:18px;padding:0 5px;background:var(--accent);color:#fff;font-size:.65rem;font-weight:700;border-radius:9px;display:flex;align-items:center;justify-content:center}[data-theme=dark] .icon-sun{display:none}[data-theme=dark] .icon-moon,[data-theme=light] .icon-sun{display:block}[data-theme=light] .icon-moon,.filter-toggle-btn{display:none}@media(max-width:768px){.filter-toggle-btn{display:flex}.topbar-actions 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var(--border);border-radius:var(--radius-sm);margin-bottom:8px}.list-item-name{flex:1;font-weight:500;font-size:.9rem}.list-item-price{font-weight:700;color:var(--green)}.list-item-remove{background:none;border:none;color:var(--text-muted);cursor:pointer;font-size:1.2rem;padding:4px}.list-item-remove:hover{color:var(--red)}.list-panels{display:grid;grid-template-columns:1fr 1fr;gap:16px}@media(max-width:600px){.list-panels{grid-template-columns:1fr}}.glass-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}.glass-card 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