/* --- Industrial Sound Product Scope --- */
.hz-sound-scope {
    --hz-orange: #ec682e;
    --hz-orange-hover: #d3541c;
    --hz-blue-dark: #002B49;
    --text-dark: #333333;
    --text-gray: #666666;
    background-color: #ffffff;
}

.hz-sound-scope .hz-main-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 100px 20px;
}

/* 标题部分 */
.hz-sound-scope .hz-header {
    text-align: center;
    max-width: 900px;
    margin: 0 auto 60px auto;
}

.hz-sound-scope .hz-title {
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
    font-size: 36px;
    color: var(--text-dark);
    margin: 0 0 15px 0;
}

.hz-sound-scope .hz-subtitle {
    font-family: 'Open Sans', sans-serif;
    font-weight: 400;
    font-size: 16px;
    color: var(--text-gray);
    line-height: 1.6;
}

/* 产品网格：4个产品采用 2+2 或 4个平铺 */
.hz-sound-scope .hz-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr); /* 2x2 布局更有质感 */
    gap: 40px;
}

/* 卡片基础样式：顶置橙色条 */
.hz-sound-scope .hz-card {
    background: #ffffff;
    border-radius: 8px;
    overflow: hidden;
    /* 顺滑动画曲线 */
    transition: transform 0.4s cubic-bezier(0.165, 0.84, 0.44, 1), 
                box-shadow 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    border-top: 6px solid var(--hz-orange); 
    border-left: 1px solid #eee;
    border-right: 1px solid #eee;
    border-bottom: 1px solid #eee;
    display: flex;
    flex-direction: column;
    position: relative;
    text-decoration: none;
    color: inherit;
}

.hz-sound-scope .hz-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 25px 50px rgba(0,0,0,0.12);
}

/* 图片区域：强制满铺不留白 */
.hz-sound-scope .hz-img-box {
    height: 320px; 
    width: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background-color: #fcfcfc;
}

.hz-sound-scope .hz-img-box img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* 彻底消除灰色留白 */
    display: block; 
    transition: transform 0.8s ease;
}

.hz-sound-scope .hz-card:hover .hz-img-box img {
    transform: scale(1.05);
}

/* 文字内容区域 */
.hz-sound-scope .hz-body {
    padding: 35px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.hz-sound-scope .hz-model-tag {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    font-size: 13px;
    color: var(--hz-orange);
    text-transform: uppercase;
    margin-bottom: 10px;
}

.hz-sound-scope .hz-card-title {
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
    font-size: 24px;
    color: var(--hz-blue-dark);
    margin: 0 0 15px 0;
    line-height: 1.2;
}

.hz-sound-scope .hz-card-desc {
    font-family: 'Open Sans', sans-serif;
    font-size: 15px;
    color: var(--text-gray);
    line-height: 1.7;
    margin-bottom: 30px;
}

/* 按钮样式 */
.hz-sound-scope .hz-btn {
    margin-top: auto;
    display: block;
    width: 160px; /* 固定宽度按钮更高级 */
    padding: 12px 0;
    background-color: var(--hz-orange);
    color: #fff !important;
    text-align: center;
    text-decoration: none;
    border-radius: 4px;
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    font-size: 14px;
    transition: background 0.3s ease;
}

.hz-sound-scope .hz-btn:hover {
    background-color: var(--hz-orange-hover);
}

/* 响应式 */
@media screen and (max-width: 1024px) {
    .hz-sound-scope .hz-grid { grid-template-columns: repeat(2, 1fr); }
}

@media screen and (max-width: 768px) {
    .hz-sound-scope .hz-grid { grid-template-columns: 1fr; }
    .hz-sound-scope .hz-img-box { height: 260px; }
}