/* --- Hertzinno Acoustic Fingerprint Solutions Section --- */
.hz-sound-scope {
    --hz-orange: #ec682e;
    --hz-orange-hover: #d3541c;
    --hz-blue-dark: #000000;
    --text-dark: #222222;
    --text-gray: #555555;
    --bg-light: #f8f9fa;
    background-color: #ffffff;
    font-family: 'Open Sans', Arial, sans-serif;
}

.hz-sound-scope .hz-main-container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 80px 20px;
}

/* Header Section */
.hz-sound-scope .hz-header {
    text-align: center;
    max-width: 1000px;
    margin: 0 auto 70px auto;
}

.hz-sound-scope .hz-title {
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
    font-size: 36px;
    letter-spacing: -0.5px;
    color: var(--hz-blue-dark);
    margin: 0 0 20px 0;
}

.hz-sound-scope .hz-subtitle {
    font-size: 18px;
    color: var(--text-gray);
    line-height: 1.8;
    text-align: justify;
    text-justify: inter-word;
}

/* Grid Layout: 2x2 for Professional Balance */
.hz-sound-scope .hz-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

/* Card Styling */
.hz-sound-scope .hz-card {
    background: #ffffff;
    border: 1px solid #e1e4e8;
    border-top: 5px solid var(--hz-orange);
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
    text-decoration: none;
    overflow: hidden;
}

.hz-sound-scope .hz-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0, 43, 73, 0.1);
    border-color: var(--hz-orange);
}

/* Image Optimization: No Gray/White Edges */
.hz-sound-scope .hz-img-box {
    height: 300px;
    width: 100%;
    overflow: hidden;
    background-color: #f0f2f5;
    position: relative;
}

.hz-sound-scope .hz-img-box img {
    width: 100%;
    height: 100%;
    object-fit: contain; /* 保证工业产品比例不失真 */
    padding: 20px;
    background: #fff;
    transition: transform 0.5s ease;
}

.hz-sound-scope .hz-card:hover .hz-img-box img {
    transform: scale(1.03);
}

/* Content Area */
.hz-sound-scope .hz-body {
    padding: 30px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.hz-sound-scope .hz-model-tag {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    font-size: 14px;
    color: var(--hz-orange);
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.hz-sound-scope .hz-card-title {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    font-size: 22px;
    color: var(--hz-blue-dark);
    margin: 0 0 15px 0;
    line-height: 1.3;
}

.hz-sound-scope .hz-card-desc {
    font-size: 15px;
    color: var(--text-gray);
    line-height: 1.6;
    margin-bottom: 25px;
}

/* Action Button */
.hz-sound-scope .hz-btn {
    margin-top: auto;
    display: inline-block;
    width: fit-content;
    padding: 10px 35px;
    background-color: var(--hz-blue-dark);
    color: #ffffff !important;
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
    font-size: 14px;
    border-radius: 2px;
    transition: background 0.3s ease;
}

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

/* Responsive Design */
@media screen and (max-width: 992px) {
    .hz-sound-scope .hz-grid { grid-template-columns: 1fr; }
    .hz-sound-scope .hz-title { font-size: 32px; }
}

@media screen and (max-width: 480px) {
    .hz-sound-scope .hz-main-container { padding: 50px 15px; }
    .hz-sound-scope .hz-img-box { height: 220px; }
}