:root {
    --taobao-orange: #ff5000;
    --taobao-dark: #e63e00;
    --taobao-light: #fff0e8;
}

body { background-color: #f5f5f5; }

.navbar {
    background: linear-gradient(135deg, var(--taobao-orange), #ff7a45) !important;
}

.btn-primary {
    background-color: var(--taobao-orange);
    border-color: var(--taobao-orange);
}
.btn-primary:hover { background-color: var(--taobao-dark); border-color: var(--taobao-dark); }

.card { border: none; box-shadow: 0 2px 8px rgba(0,0,0,0.1); transition: transform 0.2s; }
.card:hover { transform: translateY(-3px); }

.price { color: var(--taobao-orange); font-size: 1.5rem; font-weight: bold; }
.sales { color: #999; font-size: 0.8rem; }

.fixed-bottom-bar {
    position: fixed; bottom: 0; left: 0; width: 100%;
    background: white; padding: 10px; box-shadow: 0 -2px 8px rgba(0,0,0,0.1);
}

/* 响应式友好 */
@media (max-width: 768px) {
    .navbar-brand { font-size: 1.2rem; }
}