/* ===== 产品详情页专属样式 ===== */
        .detail-header {
            display: flex; align-items: center; justify-content: space-between;
            padding: 14px 24px; background: var(--white);
            border-bottom: 1px solid var(--border);
            position: sticky; top: 0; z-index: 100;
            backdrop-filter: blur(12px);
            background: rgba(255,255,255,0.92);
        }
        .detail-header .logo-section {
            display: flex; align-items: center; gap: 10px; text-decoration: none;
        }
        .detail-header .logo-img { height: 36px; width: auto; }
        .detail-header .logo-text-sm {
            font-size: 13px; font-weight: 700; color: var(--primary);
            line-height: 1.3;
        }
        .detail-header .logo-tagline {
            font-size: 10px; color: var(--text-muted);
        }
        .detail-nav { display: flex; align-items: center; gap: 8px; }
        .detail-nav a {
            font-size: 13px; color: var(--text); text-decoration: none;
            padding: 6px 12px; border-radius: 6px;
            transition: all 0.2s;
        }
        .detail-nav a:hover { color: var(--accent); background: var(--accent-subtle); }
        .detail-nav .nav-current {
            color: var(--accent-dark); font-weight: 600; pointer-events: none;
        }
        .back-link {
            display: inline-flex; align-items: center; gap: 4px;
            font-size: 13px; font-weight: 600; color: var(--accent);
            text-decoration: none; padding: 6px 12px; border-radius: 6px;
            border: 1px solid var(--accent-border-soft);
            transition: all 0.2s; white-space: nowrap;
        }
        .back-link:hover { background: var(--accent-subtle); }

        /* 面包屑 */
        .breadcrumb {
            max-width: 1280px; margin: 0 auto; padding: 16px 24px 0;
            font-size: 13px; color: var(--text-muted);
        }
        .breadcrumb a { color: var(--text-light); text-decoration: none; }
        .breadcrumb a:hover { color: var(--accent); }
        .breadcrumb span { color: var(--primary); font-weight: 600; }

        /* 产品英雄区 */
        .detail-hero {
            max-width: 1280px; margin: 24px auto 0; padding: 0 24px;
            display: grid; grid-template-columns: 1fr 1fr; gap: 48px;
            align-items: start;
        }
        .detail-hero .hero-image {
            background: var(--bg-warm); border-radius: 16px;
            display: flex; align-items: center; justify-content: center;
            padding: 40px; min-height: 400px;
            position: relative; overflow: hidden;
        }
        .detail-hero .hero-image::before {
            content: ''; position: absolute; inset: 0;
            background: radial-gradient(ellipse at center, var(--accent-subtle) 0%, transparent 70%);
        }
        .detail-hero .hero-image img {
            max-width: 100%; max-height: 420px;
            object-fit: contain; position: relative; z-index: 1;
        }
        .detail-hero .hero-info {
            display: flex; flex-direction: column; gap: 18px;
        }
        .detail-hero .hero-info .cat-badge {
            display: inline-flex; align-items: center; gap: 6px;
            font-size: 12px; font-weight: 600; padding: 4px 12px;
            border-radius: 50px; width: fit-content;
        }
        .cat-badge.semi { background: rgba(201,149,45,0.12); color: var(--accent-dark); }
        .cat-badge.auto { background: rgba(59,130,182,0.12); color: var(--blue-accent); }
        .cat-badge.consumable { background: rgba(34,197,94,0.12); color: #15803d; }
        .cat-badge.module { background: rgba(100,116,139,0.14); color: #475569; }
        .detail-hero .hero-info h1 {
            font-size: clamp(28px, 3.5vw, 38px); font-weight: 800;
            color: var(--primary); line-height: 1.2; letter-spacing: -0.5px;
        }
        .detail-hero .hero-info .hero-desc {
            font-size: 16px; color: var(--text-light); line-height: 1.8;
        }
        .hero-cta-row {
            display: flex; gap: 12px; flex-wrap: wrap;
        }
        .hero-cta-row .btn-primary {
            display: inline-flex; align-items: center; gap: 6px;
            padding: 12px 28px; border-radius: 50px; font-size: 15px; font-weight: 700;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            color: #fff; text-decoration: none;
            transition: all 0.25s ease;
        }
        .hero-cta-row .btn-primary:hover {
            background: linear-gradient(135deg, var(--accent-bright), var(--accent));
            box-shadow: 0 6px 24px var(--accent-glow);
            transform: translateY(-1px);
        }
        .hero-cta-row .btn-outline {
            display: inline-flex; align-items: center; gap: 6px;
            padding: 12px 28px; border-radius: 50px; font-size: 15px; font-weight: 600;
            border: 2px solid var(--border); color: var(--primary); text-decoration: none;
            transition: all 0.25s ease;
        }
        .hero-cta-row .btn-outline:hover {
            border-color: var(--accent); color: var(--accent-dark);
        }

        /* 内容区 */
        .detail-content {
            max-width: 1280px; margin: 48px auto; padding: 0 24px;
            display: grid; grid-template-columns: 1fr 1fr; gap: 48px;
        }
        .detail-content h2 {
            font-size: 22px; font-weight: 700; color: var(--primary);
            margin-bottom: 20px; padding-bottom: 12px;
            border-bottom: 2px solid var(--accent);
            display: inline-block;
        }

        /* 参数表 */
        .specs-table {
            width: 100%; border-collapse: collapse;
            border-radius: 12px; overflow: hidden;
            box-shadow: 0 2px 12px var(--black-a08);
        }
        .specs-table tr:nth-child(even) { background: var(--bg-warm); }
        .specs-table tr:nth-child(odd) { background: var(--white); }
        .specs-table td {
            padding: 12px 16px; font-size: 14px; line-height: 1.6;
        }
        .specs-table td:first-child {
            font-weight: 600; color: var(--primary);
            width: 40%; white-space: nowrap;
        }
        .specs-table td:last-child { color: var(--text-light); }

        /* 优势列表 */
        .features-list {
            list-style: none; display: flex; flex-direction: column; gap: 10px;
        }
        .features-list li {
            padding: 12px 16px; border-radius: 10px;
            background: var(--bg-warm); font-size: 14px; color: var(--text);
            display: flex; align-items: flex-start; gap: 10px;
            line-height: 1.6;
        }
        .features-list li::before {
            content: '✓'; color: var(--accent); font-weight: 700;
            font-size: 16px; flex-shrink: 0; margin-top: 1px;
        }

        /* 图片廊 */
        .gallery {
            max-width: 1280px; margin: 48px auto; padding: 0 24px;
            display: none;
        }
        .gallery.has-images { display: block; }
        .gallery h2 {
            font-size: 22px; font-weight: 700; color: var(--primary);
            margin-bottom: 20px; padding-bottom: 12px;
            border-bottom: 2px solid var(--accent);
            display: inline-block;
        }
        .gallery-grid {
            display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 16px;
        }
        .gallery-grid img {
            width: 100%; border-radius: 12px; object-fit: cover;
            aspect-ratio: 4/3; background: var(--bg-light);
            cursor: pointer; transition: transform 0.3s ease;
        }
        .gallery-grid img:hover { transform: scale(1.03); }

        /* CTA 底部 */
        .detail-cta {
            background: linear-gradient(160deg, #1a1712 0%, #252016 40%, #2e271c 100%);
            padding: 60px 24px; text-align: center; color: var(--white);
            margin-top: 48px;
        }
        .detail-cta h3 {
            font-size: 24px; font-weight: 700; margin-bottom: 12px;
            color: var(--accent-bright);
        }
        .detail-cta p { font-size: 15px; color: rgba(255,255,255,0.55); max-width: 600px; margin: 0 auto 24px; }
        .detail-cta .cta-btns { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
        .detail-cta .cta-btns a {
            padding: 12px 28px; border-radius: 50px; font-size: 15px; font-weight: 700;
            text-decoration: none; transition: all 0.25s ease;
        }
        .detail-cta .cta-btns .cta-gold {
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            color: #fff;
        }
        .detail-cta .cta-btns .cta-gold:hover {
            background: linear-gradient(135deg, var(--accent-bright), var(--accent));
            box-shadow: 0 6px 24px var(--accent-glow);
        }
        .detail-cta .cta-btns .cta-white {
            background: transparent; color: var(--white);
            border: 2px solid rgba(255,255,255,0.25);
        }
        .detail-cta .cta-btns .cta-white:hover {
            border-color: var(--accent); color: var(--accent-bright);
        }

        /* 页脚 */
        .detail-footer {
            background: var(--primary); padding: 24px; text-align: center;
            color: var(--text-muted); font-size: 13px;
        }
        .detail-footer a { color: var(--accent-light); text-decoration: none; }
        .detail-footer a:hover { color: var(--accent-bright); }

        /* 响应式 */
        @media (max-width: 768px) {
            .detail-header { padding: 10px 16px; }
            .detail-header .logo-text-sm { font-size: 11px; }
            .detail-header .logo-tagline { display: none; }
            .detail-nav a { font-size: 11px; padding: 4px 8px; }
            .back-link { font-size: 11px; padding: 4px 8px; }
            .breadcrumb { padding: 12px 16px 0; font-size: 12px; }
            .detail-hero {
                grid-template-columns: 1fr; gap: 24px;
                margin-top: 16px; padding: 0 16px;
            }
            .detail-hero .hero-image { min-height: 280px; padding: 24px; }
            .detail-hero .hero-info h1 { font-size: 24px; }
            .detail-hero .hero-info .hero-desc { font-size: 14px; }
            .detail-content { grid-template-columns: 1fr; gap: 32px; padding: 0 16px; margin-top: 32px; }
            .specs-table td { padding: 10px 12px; font-size: 13px; }
            .specs-table td:first-child { width: 35%; }
            .features-list li { font-size: 13px; padding: 10px 14px; }
            .gallery-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 10px; }
            .detail-cta { padding: 40px 16px; }
            /* 手机端文本紧凑化:压缩行距,避免页面过长 */
            .detail-hero .hero-info .hero-desc { line-height: 1.6; }
            .features-list li { line-height: 1.55; }
            .specs-table td { line-height: 1.5; }
        }