:root{--bg: radial-gradient( 1200px 400px at 10% 10%, rgba(124,92,255,.08), transparent ), linear-gradient( 180deg, #061226 0%, #071226 50%, #031018 100% );--panel: #0b1220;--card: #0f1728;--text-color: #e6eef8;--muted: #9aa4b2;--accent: #7c5cff;--accent-2: #00d4ff;--glass: rgba(255,255,255,.04);--radius: 12px;--surface-overlay: rgba(255,255,255,.02);--surface-overlay-2: rgba(255,255,255,.03);--surface-overlay-3: rgba(255,255,255,.015);--card-border: rgba(255,255,255,.04);--panel-border: rgba(255,255,255,.03);--input-bg: rgba(255,255,255,.02);--ghost-border: rgba(255,255,255,.06)}body.light-theme{--bg: linear-gradient(180deg,#f7fafc 0%, #eef2f7 100%);--panel: #ffffff;--card: #ffffff;--text-color: #0b1220;--muted: #5a6b7a;--accent: #6b46ff;--accent-2: #06b6d4;--glass: rgba(0,0,0,.04);--surface-overlay: rgba(2,6,23,.03);--surface-overlay-2: rgba(2,6,23,.02);--surface-overlay-3: rgba(2,6,23,.015);--card-border: rgba(2,6,23,.06);--panel-border: rgba(2,6,23,.06);--input-bg: rgba(11,18,32,.04);--ghost-border: rgba(2,6,23,.06)}*{box-sizing:border-box}html,body{height:100%}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial;background:var(--bg);color:var(--text-color);-webkit-font-smoothing:antialiased;transition:background .25s ease,color .25s ease}header{padding:2rem 1rem;text-align:center;background:linear-gradient(90deg,#7c5cff0f,#00d4ff08);border-bottom:1px solid var(--panel-border)}header h1{margin:0;font-weight:600;letter-spacing:-.5px;font-size:1.6rem}footer{text-align:center;padding:1rem;color:var(--muted);font-size:.9rem}.container{max-width:1200px;margin:1.5rem auto;padding:1rem;display:grid;grid-template-columns:1fr 340px;gap:1.25rem}#cart-section{position:sticky;top:1rem;align-self:start;background:linear-gradient(180deg,var(--surface-overlay),transparent);padding:1rem;border-radius:var(--radius);border:1px solid var(--card-border);box-shadow:0 8px 30px #02061799}.catalog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1rem}@media (max-width: 980px){.container{grid-template-columns:1fr;padding:.75rem}#cart-section{position:relative;top:auto}}@media (max-width: 420px){.product-card img{height:120px}}.product-card{background:linear-gradient(180deg,var(--surface-overlay),var(--surface-overlay-2));border-radius:14px;padding:.75rem;overflow:hidden;border:1px solid var(--card-border);display:flex;flex-direction:column;gap:.5rem;transition:transform .16s ease,box-shadow .16s ease,background .25s ease,border-color .25s ease}.product-card:hover{transform:translateY(-6px);box-shadow:0 18px 40px #02061799}.product-card img{width:100%;height:140px;object-fit:cover;border-radius:10px;background:linear-gradient(90deg,#7c5cff0f,#00d4ff08)}.product-info{padding:0 .25rem;display:flex;flex-direction:column;gap:.25rem}.product-info h3{margin:0;font-size:1.05rem;color:var(--text-color)}.product-info p{margin:0;color:var(--muted);font-weight:600}.price-row{display:flex;align-items:center;justify-content:space-between;gap:.5rem}.price{font-weight:700;color:#fff;font-size:1.05rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.6rem .9rem;border-radius:10px;border:none;cursor:pointer;background:linear-gradient(90deg,var(--accent),var(--accent-2));color:#051226;font-weight:700;transition:transform .12s ease,opacity .12s,background .25s ease,color .25s ease}.theme-toggle{display:flex;align-items:center}.theme-switch{--size: 44px;position:relative;width:calc(var(--size) * 1.8);height:var(--size);border-radius:999px;background:linear-gradient(90deg,#ffffff0a,#00000005);border:1px solid var(--panel-border);display:inline-flex;align-items:center;padding:6px;cursor:pointer;transition:background .22s ease,border-color .22s ease}.theme-switch:focus{outline:none}.theme-switch:focus-visible{box-shadow:0 0 0 3px #7c5cff2e;border-color:var(--accent)}.theme-switch .switch-knob{width:calc(var(--size) - 12px);height:calc(var(--size) - 12px);background:var(--accent);border-radius:50%;transform:translate(0);transition:transform .24s cubic-bezier(.2,.9,.3,1),background .2s ease}.theme-switch.light .switch-knob{transform:translate(0)}.theme-switch.dark .switch-knob{transform:translate(calc(var(--size) * .8));background:#ffd96b}.theme-switch .icon{position:absolute;width:18px;height:18px;opacity:.95;color:inherit}.theme-switch .sun{left:13px;color:#ffd96b}.theme-switch .moon{right:11px;color:#9aa4b2}.lang-segment{display:inline-flex;border-radius:999px;background:var(--input-bg);padding:4px;gap:4px;border:1px solid var(--panel-border)}.seg-btn{padding:.35rem .6rem;border-radius:999px;background:transparent;border:none;cursor:pointer;color:var(--muted);font-weight:700;min-width:36px;text-align:center;transition:background .18s ease,color .18s ease,transform .16s ease}.seg-btn:hover{transform:translateY(-1px)}.seg-btn:focus{outline:none;box-shadow:0 0 0 3px #7c5cff24}.seg-btn.active{background:linear-gradient(90deg,var(--accent),var(--accent-2));color:#051226}.product-card .btn{width:100%;margin-top:6px}.btn:active{transform:translateY(1px)}.btn.ghost{background:transparent;border:1px solid var(--ghost-border);color:var(--muted)}.clear-btn{background:linear-gradient(90deg,#ff6b6b,#ff4d4d);color:#081018}.search-bar{margin:0 0 1rem}.search-bar input[type=search]{width:100%;padding:.8rem 1rem;border-radius:14px;border:none;background:var(--input-bg);color:var(--text-color);outline:none;box-shadow:inset 0 -1px #ffffff03;transition:background .2s ease,color .2s ease,box-shadow .2s ease}.filter-bar{margin-bottom:.9rem;display:flex;gap:.5rem;align-items:center}.filter-bar select{padding:.5rem .75rem;border-radius:10px;border:none;background:var(--input-bg);color:var(--text-color);transition:background .2s ease,color .2s ease,border-color .2s ease}.admin-panel{background:linear-gradient(180deg,var(--surface-overlay-3),transparent);padding:.9rem;border-radius:12px;border:1px solid var(--panel-border);margin-bottom:1rem;transition:background .2s ease,border-color .2s ease}.admin-panel h3{margin:0 0 .6rem;color:var(--text-color)}.admin-panel .form-row{display:flex;flex-direction:column;margin-bottom:.6rem}.admin-panel label{font-size:.9rem;margin-bottom:.3rem;color:var(--muted)}.admin-panel input[type=text],.admin-panel input[type=number],.admin-panel input[type=url],.admin-panel input[type=search]{padding:.6rem;border-radius:10px;border:none;background:var(--input-bg);color:var(--text-color);outline:none;transition:background .2s ease,color .2s ease}.form-actions{display:flex;justify-content:flex-end}.category-hint{color:var(--muted);font-size:.82rem;margin-top:.25rem}.cart-item{display:flex;align-items:center;justify-content:space-between;gap:.5rem;padding:.6rem 0;border-bottom:1px solid var(--surface-overlay)}.cart-item .meta{flex:1}.cart-item .meta div:first-child{font-weight:700;color:#fff}.remove-btn{background:transparent;border:1px solid var(--card-border);color:var(--muted);padding:.4rem .6rem;border-radius:8px}.muted{color:var(--muted)}.hidden{display:none}.total-area{margin-top:1rem;padding-top:.75rem;border-top:1px solid var(--surface-overlay);font-weight:700;font-size:1.05rem}.cart-controls{display:flex;justify-content:flex-end}