:root{--bg:#08000f;--side:#0d0017;--panel:#170323;--line:#4d2366;--purple:#8d18e8;--green:#72f700;--text:#fff;--muted:#c2b5ca}
*{box-sizing:border-box}
body{margin:0;display:grid;grid-template-columns:240px 1fr;min-height:100vh;background:radial-gradient(circle at 45% 0,#281040,#08000f 42%);color:#fff;font-family:Arial,Helvetica,sans-serif}
button{font:inherit}
aside{position:sticky;top:0;height:100vh;padding:22px 15px;background:#08000e;border-right:1px solid #3f1d55;display:flex;flex-direction:column;gap:8px}
aside img{width:205px;margin:0 auto 28px}
aside button,aside a{display:flex;align-items:center;gap:11px;border:1px solid transparent;border-radius:11px;padding:13px;color:#ddd;background:transparent;text-decoration:none;font-weight:800;text-align:left;cursor:pointer}
aside button b{margin-left:auto;background:#6d1ca3;padding:3px 7px;border-radius:20px}
aside button:hover,aside a:hover,aside button.active{color:#fff;background:linear-gradient(135deg,#7d14cf,#3d006a);border-color:#a13cee}
aside a:first-of-type{margin-top:auto}
main{padding:25px 32px;min-width:0}
header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}
header span{color:var(--green);font-size:12px;letter-spacing:2px;font-weight:900}
h1{margin:5px 0;font-size:34px}
.sync{padding:10px 14px;border:1px solid #426c28;border-radius:10px;background:#14220c;color:#b6ff8f;font-weight:800}
.sync i{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--green);box-shadow:0 0 12px var(--green);margin-right:7px}
.sync.offline{border-color:#75552b;background:#2a1b0d;color:#ffd69b}
.sync.offline i{background:#ff9c2b;box-shadow:0 0 12px #ff9c2b}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.metric,.panel{background:linear-gradient(145deg,#1d062c,#100019);border:1px solid var(--line);border-radius:16px}
.metric{padding:20px}
.metric small{color:var(--muted)}
.metric strong{display:block;font-size:29px;margin-top:10px}
.metric strong.green{color:var(--green)}
.panel{margin-top:18px;padding:18px;overflow:auto}
.panel-head{display:flex;justify-content:space-between;align-items:center}
.panel h2{margin:0 0 15px}
.table{width:100%;border-collapse:collapse;min-width:760px}
.table th,.table td{padding:13px;border-bottom:1px solid #392047;text-align:left}
.table th{color:#aa94b8;font-size:12px;text-transform:uppercase}
.badge{display:inline-block;padding:5px 8px;border-radius:20px;background:#392047;color:#ddd;font-size:11px;font-weight:900}
.badge.new{background:#234300;color:#baff8e}
.action{border:1px solid #7439a0;border-radius:8px;background:#301044;color:#fff;padding:7px 10px;cursor:pointer}
.product-admin{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}
.product-admin article{display:grid;grid-template-columns:70px 1fr;gap:12px;padding:12px;background:#150220;border:1px solid #45205c;border-radius:12px;position:relative}
.product-admin img{width:70px;height:65px;object-fit:cover;border-radius:8px}
.product-admin h3{font-size:14px;margin:3px 0}
.product-admin p{margin:5px 0;color:var(--green);font-weight:900}
.stock-control{display:flex;align-items:center;gap:7px}
.stock-control button{border:1px solid #60307b;background:#281036;color:#fff;border-radius:6px;width:27px;height:27px;cursor:pointer}
.panel-tools{display:flex;align-items:center;gap:10px}
.add-product{border:0;border-radius:9px;background:linear-gradient(135deg,#7dff00,#42b900);color:#102000;padding:10px 14px;font-weight:900;cursor:pointer}
.edit-product{position:absolute;right:10px;top:10px;border:1px solid #754098;border-radius:7px;background:#2b0b3d;color:#fff;padding:6px 9px;cursor:pointer}
.product-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}
.product-form-grid label{display:grid;gap:7px;color:#d8c9e0;font-weight:700}
.product-form-grid .wide{grid-column:1/-1}
.product-form-grid input,.product-form-grid textarea{width:100%;padding:12px;border:1px solid #603077;border-radius:9px;background:#0c0312;color:#fff}
.product-form-grid textarea{min-height:85px;resize:vertical}
.image-preview{min-height:150px;display:grid;place-items:center;border:1px dashed #6b3a83;border-radius:10px;background:#0b0110}
.image-preview img{display:none;max-width:100%;max-height:220px;border-radius:8px}
.image-preview img.visible{display:block}
.form-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:18px}
.form-actions .primary{background:#62d900;color:#102000;font-weight:900}
.form-actions .secondary{background:#2b1634}
#productMessage{display:block;min-height:20px;margin-top:10px;color:#ffb0b0}
dialog{width:min(650px,calc(100% - 25px));border:1px solid #72359c;border-radius:18px;background:#13021d;color:#fff;padding:25px}
dialog::backdrop{background:#000c}
dialog>button{width:100%;margin-top:18px;padding:11px;background:#6810ad;border:0;border-radius:9px;color:white;font-weight:900}
.detail-items{display:grid;gap:8px}
.detail-items div{display:flex;justify-content:space-between;padding:9px;background:#21072e;border-radius:8px}
.toast{position:fixed;bottom:25px;left:50%;transform:translate(-50%,20px);opacity:0;background:var(--green);color:#13001d;padding:11px 17px;border-radius:9px;font-weight:900;transition:.2s}
.toast.show{opacity:1;transform:translate(-50%,0)}
.login-screen{position:fixed;inset:0;z-index:1000;display:grid;place-items:center;padding:20px;background:radial-gradient(circle at 50% 0,#32114c,#07000d 55%)}
.login-screen.hidden{display:none}
.login-screen form{width:min(430px,100%);padding:34px;border:1px solid #703196;border-radius:22px;background:linear-gradient(145deg,#1c0828,#0c0013);box-shadow:0 20px 80px #000}
.login-screen img{display:block;width:230px;max-width:80%;margin:0 auto 24px}
.login-screen h1{font-size:28px;text-align:center}
.login-screen p{text-align:center;color:var(--muted);margin-bottom:25px}
.login-screen label{display:grid;gap:7px;margin:14px 0;color:#d8c9e0;font-weight:700}
.login-screen input{width:100%;padding:13px;border:1px solid #603077;border-radius:10px;background:#0c0312;color:#fff;font:inherit}
.login-screen button{width:100%;margin-top:12px;padding:14px;border:0;border-radius:10px;background:linear-gradient(135deg,#76ff00,#42b900);color:#102000;font-weight:900;cursor:pointer}
.login-screen small{display:block;min-height:20px;margin-top:12px;text-align:center;color:#ff9c9c}
#logoutButton{margin-top:0}
@media(max-width:900px){body{grid-template-columns:76px 1fr}
aside{padding:15px 9px}
aside img{width:56px}
aside button,aside a{font-size:0;justify-content:center}
aside button::first-letter,aside a::first-letter{font-size:22px}
.metrics{grid-template-columns:1fr 1fr}
.product-admin{grid-template-columns:1fr 1fr}
main{padding:20px 14px}
}
@media(max-width:600px){.metrics,.product-admin,.product-form-grid{grid-template-columns:1fr}.product-form-grid .wide{grid-column:auto}
header{align-items:flex-start}
.sync{font-size:0}
.sync i{margin:0}
}