:root{--bg: #0a0a0a;--card: #141414;--text: #f5f5f5;--muted: #888;--accent: #c8ff00;--border: #2a2a2a}*{box-sizing:border-box;margin:0;padding:0}body{font-family:system-ui,sans-serif;background:var(--bg);color:var(--text);padding:16px 16px 80px}h1{font-size:20px;font-weight:800;text-transform:uppercase;margin-bottom:16px}.group-title{font-size:14px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--accent);margin:24px 0 12px}.item-row{background:var(--card);border:1px solid var(--border);padding:12px;margin-bottom:8px;display:flex;justify-content:space-between;align-items:center}.item-row button{background:var(--accent);color:#000;border:none;padding:8px 12px;font-weight:600;font-size:12px}.cart-line{background:var(--card);border:1px solid var(--border);padding:12px;margin-bottom:8px}.cart-line input,.cart-line select{width:100%;margin-top:8px;padding:8px;background:#1a1a1a;border:1px solid var(--border);color:var(--text)}.footer-bar{position:fixed;bottom:0;left:0;right:0;background:var(--card);border-top:1px solid var(--border);padding:12px 16px;display:flex;justify-content:space-between;align-items:center}.footer-bar button{background:var(--accent);color:#000;border:none;padding:12px 20px;font-weight:700;text-transform:uppercase}.total{font-weight:800;font-size:18px}