.hide {
    display: none !important;
}

.trade-case-page {
    width: 100%;
    min-width: 0;
    background: #f5f7fb;
    color: #2f2f2f;
    padding-bottom: 24px;
}

.trade-banner {
    position: relative;
    height: 140px;
    overflow: hidden;
    background: linear-gradient(135deg, #1a6fd8 0%, #0d4a9e 100%);
}

.trade-banner-bg {
    position: absolute;
    inset: 0;
    background: url("https://images.unsplash.com/photo-1486406146926-c627a92ad1ab?auto=format&fit=crop&w=1200&q=80") center/cover no-repeat;
    filter: saturate(1.05);
    opacity: 0.15;
}

.trade-banner-content {
    position: relative;
    z-index: 1;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0 16px;
    text-align: center;
}

.trade-banner-title {
    margin: 0 0 8px;
    font-size: 22px;
    font-weight: 800;
    color: #fff;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.trade-banner-sub {
    margin: 0;
    font-size: 13px;
    color: rgba(255,255,255,0.9);
}

.trade-inner {
    padding: 12px 12px 0;
}

.trade-tabs {
    margin: 12px -4px;
    padding: 0 4px;
    display: flex;
    gap: 8px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.trade-tabs::-webkit-scrollbar {
    display: none;
}

.trade-tab {
    flex: 0 0 auto;
    border: 0;
    padding: 6px 14px;
    border-radius: 999px;
    font-size: 12px;
    color: #666;
    background: #ffffff;
    white-space: nowrap;
    cursor: pointer;
}

.trade-tab.active {
    background: #0148A4;
    color: #ffffff;
}

.trade-seo-title {
    margin: 14px 0 10px;
    font-size: 18px;
    font-weight: 900;
    color: #1f2e56;
}

.trade-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    padding-bottom: 18px;
}

.trade-card {
    background: #fff;
    border: 1px solid #e8e8e8;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    transition: transform 0.2s, box-shadow 0.2s;
}

.trade-card:active {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.trade-card-whole {
    display: block;
    text-decoration: none;
    color: inherit;
}

.trade-card-img {
    height: 110px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(180deg, #e8ecf0 0%, #dfe5eb 100%);
}

.trade-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.trade-card-title {
    margin: 12px 12px 0;
    font-size: 14px;
    font-weight: 800;
    color: #222;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 40px;
}

.trade-card-meta {
    margin: 8px 12px 0;
    text-align: left;
}

.trade-meta-line {
    margin: 4px 0;
    font-size: 11px;
    color: #666;
    line-height: 1.5;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.trade-meta-label {
    color: #999;
}

.trade-card-btn {
    display: block;
    margin: 12px;
    height: 32px;
    line-height: 30px;
    padding: 0 14px;
    border: 1px solid #4a90e2;
    border-radius: 8px;
    color: #4a90e2;
    font-size: 12px;
    text-decoration: none;
    background: #fff;
    text-align: center;
    font-weight: 600;
}

.trade-card-btn:active {
    background: #4a90e2;
    color: #fff;
}

.trade-empty {
    padding: 40px 20px;
    text-align: center;
    color: #999;
    font-size: 14px;
}