:root {
    --theme-color: #1a73e8;
    --theme-bg: #f8fafc;
    --theme-border: #eef2f6;
    --theme-text: #1e293b;
    --theme-grad-start: #f0f7ff;
    --theme-grad-end: #e1effe;
    --theme-grad-border: #d0e3ff;
    --theme-grad-text: #1e40af;
}

.detail-frag {
    font-family: 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    color: #333;
    max-width: 750px;
    margin: 0 auto;
    background-color: #fff;
    box-sizing: border-box;
    padding: 15px;
}
.detail-frag * {
    box-sizing: border-box;
}
.detail-frag .banner {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 25px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.08);
}
.detail-frag .banner img {
    width: 100%;
    display: block;
}
.detail-frag .banner-title {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.85));
    padding: 30px 20px 20px;
    color: #fff;
}
.detail-frag .banner-title h1 {
    margin: 0 0 8px;
    font-size: 24px;
    font-weight: 600;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}
.detail-frag .banner-title p {
    margin: 0;
    font-size: 14px;
    opacity: 0.9;
    text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}
.detail-frag .sec-title {
    font-size: 18px;
    font-weight: 600;
    color: #111;
    border-left: 4px solid var(--theme-color);
    padding-left: 10px;
    margin: 30px 0 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.detail-frag .param-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 25px;
}
.detail-frag .param-item {
    background: var(--theme-bg);
    border: 1px solid var(--theme-border);
    border-radius: 8px;
    padding: 12px;
}
.detail-frag .param-label {
    font-size: 12px;
    color: #7b8a9e;
    margin-bottom: 4px;
}
.detail-frag .param-val {
    font-size: 14px;
    color: var(--theme-text);
    font-weight: 500;
}
.detail-frag .intro-box {
    background: linear-gradient(135deg, var(--theme-grad-start) 0%, var(--theme-grad-end) 100%);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 25px;
    border: 1px solid var(--theme-grad-border);
}
.detail-frag .intro-box p {
    margin: 0;
    font-size: 14px;
    line-height: 1.6;
    color: var(--theme-grad-text);
}
.detail-frag .showcase-img {
    width: 100%;
    border-radius: 12px;
    margin-bottom: 20px;
    display: block;
    box-shadow: 0 6px 15px rgba(0,0,0,0.06);
}
.detail-frag .feature-row {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 25px;
    background: #fafafa;
    padding: 15px;
    border-radius: 12px;
}
.detail-frag .feature-desc {
    flex: 1;
}
.detail-frag .feature-desc h3 {
    margin: 0 0 8px;
    font-size: 16px;
    color: #111;
}
.detail-frag .feature-desc p {
    margin: 0;
    font-size: 13px;
    color: #666;
    line-height: 1.5;
}
.detail-frag .proc-flow {
    display: flex;
    justify-content: space-between;
    margin-bottom: 30px;
    position: relative;
    padding: 10px 0;
}
.detail-frag .proc-step {
    text-align: center;
    position: relative;
    flex: 1;
    z-index: 2;
}
.detail-frag .proc-step .icon-circle {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: #eef2f6;
    color: #475569;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 15px;
    margin-bottom: 8px;
    border: 2px solid #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    transition: all 0.3s;
}
.detail-frag .proc-step.active .icon-circle {
    background: var(--theme-color);
    color: #fff;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}
.detail-frag .proc-step span {
    display: block;
    font-size: 12px;
    color: #64748b;
    font-weight: 500;
}
.detail-frag .proc-step.active span {
    color: var(--theme-color);
    font-weight: 600;
}
.detail-frag .proc-flow::before {
    content: '';
    position: absolute;
    top: 31px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: #e2e8f0;
    z-index: 1;
}
.detail-frag .spec-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 30px;
}
.detail-frag .spec-table th, .detail-frag .spec-table td {
    padding: 12px;
    border: 1px solid #e2e8f0;
    font-size: 13px;
    text-align: center;
}
.detail-frag .spec-table th {
    background-color: var(--theme-bg);
    color: var(--theme-text);
    font-weight: 600;
}
.detail-frag .spec-table tr:nth-child(even) {
    background-color: #fafbfc;
}
.detail-frag .bottom-note {
    background: var(--theme-bg);
    border: 1px solid var(--theme-border);
    border-radius: 10px;
    padding: 15px;
    color: var(--theme-grad-text);
    font-size: 12px;
    line-height: 1.5;
}
.detail-frag .bottom-note h4 {
    margin: 0 0 6px;
    font-size: 13px;
    font-weight: 600;
}