body{margin:0;padding:0;font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;background-color:#fff;color:#000}.header{display:flex;justify-content:space-between;align-items:center;padding:15px 25px;background:#fff;border-bottom:1px solid #eee;position:relative;z-index:100}.logo{width:60px;height:auto;border-radius:8px}.desktop-area{display:flex;align-items:center;gap:20px}.desktop-links{display:flex;gap:20px}.desktop-links a{text-decoration:none;color:#222;font-size:16px;font-weight:500}.user-icon{cursor:pointer;font-size:22px}.nav-icons{display:none;align-items:center;gap:15px}.menu-toggle{display:none;font-size:28px;background:none;border:none;cursor:pointer}.nav-links{position:absolute;top:70px;right:0;width:200px;background:#fff;display:none;flex-direction:column;padding:15px;box-shadow:0 4px 12px #0000001a}.nav-links.show{display:flex}.nav-links a{text-decoration:none;color:#222;font-size:16px;font-weight:500;padding:10px 0}@media(max-width:768px){.desktop-area{display:none}.nav-icons{display:flex}.mobile-user{display:inline-block;font-size:22px;cursor:pointer}.menu-toggle{display:inline-block}}.nav-links a:hover{text-decoration:none;color:indigo}@media(min-width:769px){.nav-links,.mobile-user,.menu-toggle{display:none}}.products-container{max-width:900px;margin:30px auto;padding:20px}.title{text-align:center;font-size:26px;margin-bottom:20px;font-weight:700}.empty-msg{text-align:center;font-size:18px;color:gray}.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}.product-card{background:#fff;padding:15px;border-radius:10px;box-shadow:0 2px 6px #0000001a;text-align:center}.product-img{width:100%;height:180px;object-fit:cover;border-radius:8px}.price{font-size:18px;font-weight:700;color:#444}.desc{font-size:14px;margin:10px 0}.hash-box{margin-top:10px;background:#f4f4f4;padding:8px;border-radius:8px;text-align:left}.hash-text{font-size:12px;word-wrap:break-word;color:#333}.copy-btn,.view-btn{margin-top:10px;width:100%;padding:8px;border:none;background:#000;color:#fff;font-size:14px;border-radius:6px;cursor:pointer;text-decoration:none;display:block}.copy-btn:hover,.view-btn:hover{opacity:.8}