body{background:#f5f7fb;color:#172033}.navbar{background:linear-gradient(100deg,#0f172a,#312e81)!important}.hero{background:linear-gradient(135deg,#111827,#4338ca);color:#fff;border-radius:24px}.card{border:0;border-radius:18px;box-shadow:0 8px 28px rgba(15,23,42,.07)}.form-control,.form-select{min-height:46px;border-radius:11px}.btn{border-radius:10px;font-weight:600}.price{font-size:1.35rem;font-weight:800;color:#4f46e5}.auction-img{height:220px;object-fit:cover;background:#e2e8f0}.stat{background:#fff;border-radius:16px;padding:20px;box-shadow:0 8px 25px rgba(0,0,0,.05)}.stat b{font-size:1.6rem}.dropdown-menu{border:0;border-radius:12px;box-shadow:0 12px 35px rgba(15,23,42,.15)}