/* ==========================================
   1. 全局与主体容器
   ========================================== */
* { box-sizing: border-box; }
body { background: var(--c-bg-soft); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; margin: 0; padding: 0; }

/* ==========================================
   ⭐ 全站 Section Header 统一规范
   ========================================== */
.section-label {
    display: inline-block;
    color: #1d4ed8;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 14px;
}
.section-label-dark { color: var(--c-primary-light); }

/* ==========================================
   2. 顶部 Banner 轮播图
   ========================================== */
.hero-slider-container { width: 100%; min-height: 700px; position: relative; overflow: hidden; display: flex; align-items: center; }
.hero-slide { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background-repeat: no-repeat; background-position: center center; background-size: cover; display: flex; align-items: center; padding: 60px 20px; opacity: 0; visibility: hidden; transition: opacity 0.8s ease-in-out, visibility 0.8s ease-in-out; }
.hero-slide.active { opacity: 1; visibility: visible; z-index: 2; }
.hero-slide::before { content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0, 0, 0, 0.45); z-index: 1; }
.hero-slide .hero-content { position: relative; z-index: 3; max-width: 680px; width: 100%; margin-left: max(calc((100% - 1200px) / 2), 20px); background: rgba(15, 23, 42, 0.8); padding: 40px; border-radius: 6px; border-left: 4px solid var(--c-primary-light); box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3); }
.hero-slide h1 { margin: 0 0 15px; font-size: 32px; color: #fff; line-height: 1.2; font-weight: 700; }
.hero-slide p { color: #cbd5e1; font-size: 16px; margin: 0 0 25px; line-height: 1.5; }
.hero-btn { display: inline-block; padding: 10px 24px; border: 1px solid var(--c-primary-light); color: #fff; text-decoration: none; font-size: 14px; border-radius: 4px; transition: background 0.2s; }
.hero-btn:hover { background: var(--c-primary-light); color: var(--c-text); }
.hero-nav-arrow { position: absolute; top: 50%; transform: translateY(-50%); width: 48px; height: 48px; background: rgba(15, 23, 42, 0.6); border: 1px solid rgba(255, 255, 255, 0.2); color: #ffffff; border-radius: 50%; display: flex; align-items: center; justify-content: center; cursor: pointer; z-index: 10; transition: all 0.3s ease; backdrop-filter: blur(4px); font-size: 18px; }
.hero-nav-arrow:hover { background: var(--c-primary-light); color: var(--c-text); border-color: var(--c-primary-light); }
.hero-prev { left: 25px; } .hero-next { right: 25px; }
.hero-dots { position: absolute; bottom: 20px; left: 50%; transform: translateX(-50%); display: flex; gap: 10px; z-index: 10; }
.hero-dot { width: 10px; height: 10px; background: rgba(255, 255, 255, 0.4); border-radius: 50%; cursor: pointer; transition: all 0.3s ease; }
.hero-dot.active { background: var(--c-primary-light); width: 28px; border-radius: 5px; }

/* ==========================================
   3. 公司实力数据统计栏
   ========================================== */
.stats-section { background: #ffffff; border-bottom: 1px solid var(--c-border); padding: 35px 0; box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.02); }
.stats-bar { max-width: 1200px; margin: 0 auto; padding: 0 20px; display: flex; justify-content: space-around; align-items: center; flex-wrap: wrap; text-align: center; gap: 20px; }
.stats-item { flex: 1; min-width: 150px; position: relative; }
.stats-item + .stats-item { border-left: 1px solid var(--c-border); }
.stats-num { font-size: 36px; font-weight: 700; color: var(--c-text); line-height: 1.2; margin-bottom: 4px; }
.stats-label { font-size: 13px; color: var(--c-text-muted); font-weight: 600; text-transform: uppercase; letter-spacing: 1px; }

/* ==========================================
   4. 沉浸式深加工板块
   ========================================== */
.adv-process-section { background: #090d16; padding: 100px 0 80px; margin: 0; color: #ffffff; position: relative; overflow: hidden; }
.adv-container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.adv-header { text-align: center; margin-bottom: 60px; }
.adv-label { display: inline-block; color: var(--c-primary-light); font-size: 12px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; margin-bottom: 14px; }
.adv-header h2 { font-size: 36px; font-weight: 800; color: #ffffff; margin: 0 0 14px; line-height: 1.2; }
.adv-header p { font-size: 15px; color: #94a3b8; max-width: 680px; margin: 0 auto; line-height: 1.65; }
.adv-wrapper { display: grid; grid-template-columns: 1.2fr 1fr; gap: 50px; align-items: center; }
.adv-preview-box { position: relative; height: 480px; background: #1e293b; border-radius: 16px; overflow: hidden; border: 1px solid #334155; box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.5); }
.adv-preview-img { width: 100%; height: 100%; object-fit: cover; transition: opacity 0.4s ease, transform 0.6s ease; }
.adv-preview-box:hover .adv-preview-img { transform: scale(1.03); }
.adv-preview-badge { position: absolute; bottom: 16px; left: 16px; right: 16px; background: rgba(15, 23, 42, 0.65); backdrop-filter: blur(8px); border: 1px solid rgba(255, 255, 255, 0.15); padding: 16px 20px; border-radius: 10px; }
.adv-badge-num { font-size: 12px; font-weight: 700; color: #00e5ff; letter-spacing: 1px; margin-bottom: 2px; }
.adv-badge-title { font-size: 16px; font-weight: 700; color: #ffffff; margin-bottom: 4px; }
.adv-badge-desc { font-size: 12px; color: #cbd5e1; margin: 0; line-height: 1.4; }
.adv-steps-list { display: flex; flex-direction: column; gap: 12px; max-height: 480px; overflow-y: auto; padding-right: 8px; }
.adv-steps-list::-webkit-scrollbar { width: 4px; }
.adv-steps-list::-webkit-scrollbar-thumb { background: #334155; border-radius: 4px; }
.adv-step-item { background: #111827; border: 1px solid #1f2937; padding: 16px 20px; border-radius: 10px; cursor: pointer; transition: all 0.3s ease; display: flex; align-items: center; justify-content: space-between; }
.adv-step-item:hover { border-color: #475569; background: #1e293b; }
.adv-step-item.active { background: linear-gradient(90deg, #1e293b 0%, var(--c-text) 100%); border-color: #00e5ff; box-shadow: 0 0 15px rgba(0, 229, 255, 0.1); }
.adv-step-left { display: flex; align-items: center; gap: 16px; }
.adv-step-idx { font-size: 14px; font-weight: 700; color: var(--c-text-muted); transition: color 0.3s ease; }
.adv-step-item.active .adv-step-idx { color: #00e5ff; }
.adv-step-name { font-size: 15px; font-weight: 600; color: #cbd5e1; transition: color 0.3s ease; }
.adv-step-item.active .adv-step-name { color: #ffffff; }
.adv-step-arrow { color: #475569; font-size: 14px; transition: transform 0.3s ease, color 0.3s ease; }
.adv-step-item.active .adv-step-arrow { color: #00e5ff; transform: translateX(4px); }

/* ==========================================
   5. Our Products（3 列布局，末行居中）
   ========================================== */
.product-categories-section { background: #ffffff; padding: 100px 0; margin: 0; }
.prod-cat-header { text-align: center; margin-bottom: 60px; padding: 0 20px; }
.prod-cat-header h2 { font-size: 36px; font-weight: 800; color: var(--c-dark); margin: 0 0 14px; line-height: 1.2; letter-spacing: -0.3px; }
.prod-cat-header p { color: var(--c-text-muted); font-size: 15px; max-width: 680px; margin: 0 auto; line-height: 1.65; }

/* ⭐ 关键：flex + 居中，实现 3 + 2 居中的效果 */
.prod-cat-grid-unified {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 28px;
}

.prod-cat-card-new {
    flex: 0 0 calc((100% - 56px) / 3);   /* 一屏 3 个，gap 28×2 = 56 */
    max-width: calc((100% - 56px) / 3);
    display: flex;
    flex-direction: column;
    background: #ffffff;
    border: 1px solid var(--c-border);
    border-radius: 16px;
    overflow: hidden;
    text-decoration: none;
    box-shadow: 0 6px 18px rgba(15, 23, 42, 0.06);
    transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}
.prod-cat-card-new:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 36px rgba(29, 78, 216, 0.15);
    border-color: #dbeafe;
}

.prod-cat-img-box {
    width: 100%;
    height: 240px;
    background: var(--c-bg-soft);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}
.prod-cat-img-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
    display: block;
}
.prod-cat-card-new:hover .prod-cat-img-box img { transform: scale(1.06); }

.prod-cat-info {
    padding: 18px 16px 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    border-top: 1px solid #f1f5f9;
    text-align: center;
    align-items: center;
}
.prod-cat-title { font-size: 14px; font-weight: 700; color: var(--c-text); margin: 0; line-height: 1.4; min-height: 36px; }
.prod-cat-link { display: inline-block; font-size: 12px; font-weight: 600; color: #1d4ed8; letter-spacing: 0.3px; transition: color 0.3s ease, transform 0.3s ease; }
.prod-cat-card-new:hover .prod-cat-link { color: #2563eb; transform: translateX(4px); }

/* ==========================================
   6. 深色画廊轮播（可筛选 Tab）
   ========================================== */
.industrial-gallery-section { background: var(--c-text); padding: 80px 0; margin: 0; color: #ffffff; }
.industrial-gallery-container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.ind-gallery-header-flex { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 30px; flex-wrap: wrap; gap: 20px; }
.ind-gallery-title-box h2 { font-size: 36px; font-weight: 800; color: #ffffff; margin: 0 0 12px; line-height: 1.2; }
.ind-gallery-title-box p { font-size: 15px; color: #94a3b8; margin: 0; max-width: 620px; line-height: 1.65; }

/* Tab 按钮条 —— 横向滚动，不换行 */
.ind-gallery-tabs {
    display: flex;
    flex-wrap: nowrap;
    gap: 10px;
    margin-bottom: 32px;
    padding-bottom: 14px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: thin;
    scrollbar-color: rgba(56,189,248,0.35) transparent;
    -webkit-overflow-scrolling: touch;
}
.ind-gallery-tabs::-webkit-scrollbar { height: 6px; }
.ind-gallery-tabs::-webkit-scrollbar-track { background: transparent; }
.ind-gallery-tabs::-webkit-scrollbar-thumb { background: rgba(56,189,248,0.35); border-radius: 3px; }
.ind-gallery-tabs::-webkit-scrollbar-thumb:hover { background: rgba(56,189,248,0.6); }

.ind-tab {
    flex-shrink: 0;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.12);
    color: #cbd5e1;
    padding: 9px 20px;
    border-radius: 999px;
    font-size: 13.5px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s;
    letter-spacing: 0.2px;
    font-family: inherit;
    white-space: nowrap;
}
.ind-tab:hover {
    background: rgba(56,189,248,0.12);
    border-color: rgba(56,189,248,0.4);
    color: var(--c-primary-light);
}
.ind-tab.active {
    background: var(--c-primary-light);
    border-color: var(--c-primary-light);
    color: var(--c-text);
}

.ind-carousel-wrapper { overflow: hidden; width: 100%; position: relative; }

/* 基础卡片样式 */
.ind-gallery-card { 
    min-width: 270px; 
    background: #1e293b; 
    border: 1px solid rgba(255, 255, 255, 0.08); 
    border-radius: 12px; 
    overflow: hidden; 
    transition: all 0.35s ease; 
    display: flex; 
    flex-direction: column; 
}
.ind-gallery-card:hover { transform: translateY(-6px); border-color: rgba(59, 130, 246, 0.5); box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.3); }
.ind-img-box { width: 100%; height: 200px; background: var(--c-text); position: relative; overflow: hidden; display: flex; align-items: center; justify-content: center; }
.ind-img-box img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.ind-gallery-card:hover .ind-img-box img { transform: scale(1.08); }
.ind-card-content { padding: 20px; display: flex; flex-direction: column; flex-grow: 1; }
.ind-card-content h3 { font-size: 15px; font-weight: 600; color: var(--c-bg-soft); margin: 0 0 6px 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ind-card-content p { font-size: 13px; color: #94a3b8; margin: 0 0 20px 0; line-height: 1.4; flex-grow: 1; }
.ind-quote-btn { display: block; text-align: center; background: transparent; color: var(--c-primary-light); border: 1px solid rgba(56, 189, 248, 0.3); padding: 10px 16px; border-radius: 6px; font-size: 13px; font-weight: 500; text-decoration: none; transition: all 0.3s ease; }
.ind-quote-btn:hover { background: var(--c-primary-light); color: var(--c-text); border-color: var(--c-primary-light); }

/* ⭐ 终极修复：Gallery 的两种状态类 */

/* 1. All 状态（轮播模式） */
.ind-carousel-track.is-all {
    display: flex;
    flex-wrap: nowrap;
    gap: 24px;
    transform: translateX(0);
    transition: transform 0.4s ease;
}
.ind-carousel-track.is-all .ind-gallery-card {
    flex: 0 0 calc(25% - 18px); /* 一行显示 4 个 */
    max-width: calc(25% - 18px);
}

/* 2. 筛选状态（网格平铺模式） */
.ind-carousel-track.is-filtered {
    display: grid;
    grid-template-columns: repeat(4, 1fr); /* 强制 4 列网格 */
    gap: 24px;
    transform: none !important;
    transition: none !important;
}
.ind-carousel-track.is-filtered .ind-gallery-card {
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
    flex: none !important;
}

/* ==========================================
   7. 客户评价
   ========================================== */
.testimonials-partners-section { background: #ffffff; padding: 80px 0; margin: 0; color: var(--c-text); border: none; }
.tp-container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.tp-header { text-align: center; margin-bottom: 50px; }
.tp-header h2 { font-size: 36px; font-weight: 800; color: var(--c-dark); margin: 0 0 14px; line-height: 1.2; }
.tp-header p { font-size: 15px; color: var(--c-text-muted); max-width: 680px; margin: 0 auto; line-height: 1.65; }
.tp-grid-single { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.tp-inner-card { background: var(--c-bg-soft); border: 1px solid var(--c-border); border-radius: 14px; padding: 24px; position: relative; box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.02); transition: transform 0.3s ease, box-shadow 0.3s ease; display: flex; flex-direction: column; justify-content: space-between; }
.tp-inner-card:hover { transform: translateY(-4px); box-shadow: 0 10px 20px -5px rgba(0, 0, 0, 0.05); border-color: #cbd5e1; }
.tp-quote-icon { position: absolute; top: 16px; right: 20px; font-size: 36px; color: rgba(2, 132, 199, 0.15); font-family: serif; line-height: 1; }
.tp-quote-text { font-size: 13px; color: #334155; line-height: 1.6; margin: 0 0 20px 0; }
.tp-client-info { display: flex; align-items: center; gap: 12px; border-top: 1px solid var(--c-border); padding-top: 14px; }
.tp-client-avatar-img { width: 40px; height: 40px; border-radius: 50%; object-fit: cover; border: 2px solid #e0f2fe; flex-shrink: 0; display: block; }
.tp-client-name { font-size: 13px; font-weight: 600; color: var(--c-text); margin: 0 0 2px 0; }
.tp-client-title { font-size: 11px; color: var(--c-text-muted); margin: 0; }

/* ==========================================
   8. 杂志风资讯
   ========================================== */
.news-magazine-section { background: #090d16; padding: 100px 0; margin: 0; color: #ffffff; }
.nm-container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.nm-header { text-align: center; margin-bottom: 60px; }
.nm-header h2 { font-size: 36px; font-weight: 800; color: #ffffff; margin: 0 0 14px; line-height: 1.2; }
.nm-header p { font-size: 15px; color: #94a3b8; max-width: 680px; margin: 0 auto; line-height: 1.65; }
.nm-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 30px; align-items: stretch; }
.nm-featured-card { background: #1e293b; border: 1px solid #334155; border-radius: 16px; overflow: hidden; display: flex; flex-direction: column; position: relative; box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.5); transition: transform 0.3s ease, border-color 0.3s ease; text-decoration: none; }
.nm-featured-card:hover { transform: translateY(-5px); border-color: #00e5ff; }
.nm-featured-img { width: 100%; height: 320px; object-fit: cover; object-position: center center; transition: transform 0.5s ease; }
.nm-featured-card:hover .nm-featured-img { transform: scale(1.03); }
.nm-featured-content { padding: 30px; display: flex; flex-direction: column; flex-grow: 1; }
.nm-meta { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; font-size: 13px; }
.nm-tag { background: rgba(0, 229, 255, 0.1); color: #00e5ff; padding: 4px 12px; border-radius: 6px; font-weight: 600; border: 1px solid rgba(0, 229, 255, 0.2); }
.nm-date { color: #94a3b8; }
.nm-featured-title { font-size: 20px; font-weight: 700; color: #ffffff; text-decoration: none; line-height: 1.4; margin-bottom: 14px; transition: color 0.2s ease; }
.nm-featured-title:hover { color: #00e5ff; }
.nm-desc { font-size: 14px; color: #94a3b8; line-height: 1.6; margin: 0 0 24px 0; flex-grow: 1; }
.nm-read-more { color: #00e5ff; text-decoration: none; font-weight: 600; font-size: 14px; display: inline-flex; align-items: center; gap: 6px; transition: gap 0.2s ease; }
.nm-read-more:hover { gap: 10px; color: #33eafc; }
.nm-side-list { display: flex; flex-direction: column; gap: 16px; }
.nm-side-card { background: #1e293b; border: 1px solid #334155; border-radius: 12px; overflow: hidden; display: flex; align-items: center; padding: 16px; gap: 16px; transition: transform 0.3s ease, border-color 0.3s ease; flex-grow: 1; text-decoration: none; }
.nm-side-card:hover { transform: translateY(-3px); border-color: #00e5ff; }
.nm-side-img { width: 110px; height: 90px; object-fit: cover; border-radius: 8px; flex-shrink: 0; }
.nm-side-content { display: flex; flex-direction: column; flex-grow: 1; }
.nm-side-title { font-size: 13px; font-weight: 600; color: #ffffff; text-decoration: none; line-height: 1.4; margin: 6px 0 8px 0; transition: color 0.2s ease; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.nm-side-title:hover { color: #00e5ff; }

/* ==========================================
   9. 询价表单
   ========================================== */
.inquiry-section { background: var(--c-bg-soft); padding: 80px 20px; }
.inquiry-form-wrap { max-width: 720px; margin: 0 auto; background: #ffffff; border: 1px solid var(--c-border); border-radius: 16px; box-shadow: 0 20px 50px -20px rgba(15, 42, 74, 0.18); padding: 45px 40px; box-sizing: border-box; transition: box-shadow 0.3s, transform 0.3s; }
.inquiry-form-wrap:hover { box-shadow: 0 24px 60px -18px rgba(15, 42, 74, 0.22); }
.inquiry-header { text-align: center; margin-bottom: 32px; }
.inquiry-header h3 { font-size: 26px; color: var(--c-text); margin: 0 0 10px 0; font-weight: 700; letter-spacing: -0.3px; }
.inquiry-header p { font-size: 14px; color: var(--c-text-muted); margin: 0; line-height: 1.55; }
.inquiry-success { background: #f0fdf4; border: 1px solid #bbf7d0; color: #166534; padding: 15px; border-radius: 8px; text-align: center; font-size: 14px; margin-bottom: 20px; }
.inquiry-form { display: flex; flex-direction: column; }
.inquiry-row { display: flex; gap: 20px; margin-bottom: 20px; }
.inquiry-field { flex: 1; margin-bottom: 20px; display: flex; flex-direction: column; }
.inquiry-row .inquiry-field { margin-bottom: 0; }
.inquiry-field label { display: block; font-size: 14px; font-weight: 500; color: #334155; margin-bottom: 8px; }
.inquiry-field input, .inquiry-field textarea { width: 100%; padding: 12px 16px; border: 1px solid #cbd5e1; border-radius: 8px; font-size: 14px; font-family: inherit; box-sizing: border-box; transition: border-color 0.2s, box-shadow 0.2s; background: #fff; }
.inquiry-field input:focus, .inquiry-field textarea:focus { outline: none; border-color: var(--c-primary); box-shadow: 0 0 0 3px rgba(29, 111, 232, 0.1); }
.inquiry-field textarea { height: 120px; resize: vertical; }
.inquiry-submit { width: 100%; background: var(--c-text); color: #ffffff; padding: 14px; border: none; border-radius: 8px; font-size: 16px; font-weight: 500; cursor: pointer; transition: background 0.25s; }
.inquiry-submit:hover { background: var(--c-primary); color: #ffffff; }

/* ==========================================
   ⭐ 10. Section CTA 按钮
   ========================================== */
.adv-cta-wrap { text-align: center; margin-top: 50px; }
.adv-cta-btn { display: inline-block; background: #00e5ff; color: var(--c-text); padding: 14px 32px; border-radius: 6px; text-decoration: none; font-size: 15px; font-weight: 700; transition: background 0.25s, transform 0.25s; }
.adv-cta-btn:hover { background: var(--c-primary-light); transform: translateY(-2px); }
.prod-cat-cta-wrap { text-align: center; margin-top: 50px; padding: 0 20px; }
.prod-cat-cta-btn { display: inline-block; background: var(--c-primary); color: #fff; padding: 14px 32px; border-radius: 6px; text-decoration: none; font-size: 15px; font-weight: 700; transition: background 0.25s, transform 0.25s; }
.prod-cat-cta-btn:hover { background: var(--c-primary-hover); transform: translateY(-2px); }
.ind-gallery-cta-wrap { text-align: center; margin-top: 50px; }
.ind-gallery-cta-btn { display: inline-block; background: transparent; color: var(--c-primary-light); border: 1px solid var(--c-primary-light); padding: 14px 32px; border-radius: 6px; text-decoration: none; font-size: 15px; font-weight: 700; transition: background 0.25s, color 0.25s, transform 0.25s; }
.ind-gallery-cta-btn:hover { background: var(--c-primary-light); color: var(--c-text); transform: translateY(-2px); }
.tp-cta-wrap { text-align: center; margin-top: 50px; }
.tp-cta-btn { display: inline-block; background: transparent; color: var(--c-primary); border: 1px solid var(--c-primary); padding: 14px 32px; border-radius: 6px; text-decoration: none; font-size: 15px; font-weight: 700; transition: background 0.25s, color 0.25s, transform 0.25s; }
.tp-cta-btn:hover { background: var(--c-primary); color: #fff; transform: translateY(-2px); }
.nm-cta-wrap { text-align: center; margin-top: 50px; }
.nm-cta-btn { display: inline-block; background: transparent; color: #00e5ff; border: 1px solid #00e5ff; padding: 14px 32px; border-radius: 6px; text-decoration: none; font-size: 15px; font-weight: 700; transition: background 0.25s, color 0.25s, transform 0.25s; }
.nm-cta-btn:hover { background: #00e5ff; color: var(--c-text); transform: translateY(-2px); }

/* ==========================================
   ⭐ P1-5：Testimonials 国家旗帜（右上角）
   ========================================== */
.tp-inner-card { position: relative; }
.tp-flag { position: absolute; top: 20px; right: 20px; width: 28px; height: 20px; border-radius: 3px; box-shadow: 0 2px 6px rgba(15,42,74,0.15); object-fit: cover; z-index: 2; }
.tp-quote-icon { top: 16px; right: 60px; }

/* ==========================================
   ⭐ P1-7：表单必填标识 + 隐私承诺
   ========================================== */
.required { color: #dc2626; margin-left: 2px; font-weight: 700; }
.inquiry-privacy { font-size: 12.5px; color: var(--c-text-muted); text-align: center; margin: 12px 0 18px; line-height: 1.5; padding: 10px 14px; background: #f0f9ff; border: 1px solid #bae6fd; border-radius: 8px; }

/* ==========================================
   ⭐ P2-8：Hero 信任条
   ========================================== */
.hero-trust-bar { position: absolute; bottom: 60px; left: 50%; transform: translateX(-50%); display: flex; gap: 30px; color: var(--c-border); font-size: 13px; letter-spacing: 0.5px; z-index: 10; background: rgba(15, 23, 42, 0.55); padding: 10px 26px; border-radius: 999px; backdrop-filter: blur(6px); border: 1px solid rgba(255,255,255,0.12); }
.hero-trust-bar span { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; }
.hero-trust-bar span::before { content: "✓"; color: var(--c-primary-light); font-weight: 700; font-size: 14px; }

/* ==========================================
   ⭐ P2-9：Products 卡片 MOQ 提示
   ========================================== */
.prod-cat-meta { font-size: 11.5px; color: var(--c-text-muted); margin: -4px 0 0; letter-spacing: 0.2px; }

/* ==========================================
   ⭐ P2-10：About 入口模块
   ========================================== */
.home-about-cta { padding: 80px 20px; background: #ffffff; }
.home-about-inner { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.home-about-text h3 { font-size: 32px; font-weight: 800; color: var(--c-dark); margin: 0 0 16px; line-height: 1.25; letter-spacing: -0.3px; }
.home-about-text p { font-size: 15px; color: var(--c-text-muted); line-height: 1.65; margin: 0 0 28px; }
.home-about-btn { display: inline-block; background: var(--c-primary); color: #fff; padding: 14px 30px; border-radius: 6px; text-decoration: none; font-size: 15px; font-weight: 700; transition: background 0.25s, transform 0.25s; }
.home-about-btn:hover { background: var(--c-primary-hover); transform: translateY(-2px); }
.home-about-img img { width: 100%; height: 360px; object-fit: cover; border-radius: 12px; box-shadow: 0 20px 40px -16px rgba(15,42,74,0.25); }

/* ==========================================
   ⭐ 响应式适配
   ========================================== */
@media (max-width: 1200px) {
    .prod-cat-card-new { flex: 0 0 calc((100% - 44px) / 3); max-width: calc((100% - 44px) / 3); }
    .prod-cat-grid-unified { gap: 22px; }
    .prod-cat-img-box { height: 220px; }
    
    /* 筛选状态平板变 3 列 */
    .ind-carousel-track.is-filtered { grid-template-columns: repeat(3, 1fr); }
    .ind-carousel-track.is-all .ind-gallery-card { flex: 0 0 calc(33.333% - 16px); max-width: calc(33.333% - 16px); }
}
@media (max-width: 900px) {
    .home-about-inner { grid-template-columns: 1fr; gap: 30px; }
    .home-about-img img { height: 260px; }
    .home-about-text h3 { font-size: 26px; }

    .prod-cat-card-new { flex: 0 0 calc((100% - 18px) / 2); max-width: calc((100% - 18px) / 2); }
    .prod-cat-grid-unified { gap: 18px; }
    .prod-cat-img-box { height: 200px; }
    .prod-cat-header h2 { font-size: 30px; }
    .adv-wrapper { grid-template-columns: 1fr; gap: 30px; }
    .adv-preview-box { height: 350px; }
    .nm-grid { grid-template-columns: 1fr; }
    .nm-side-card { flex-direction: column; align-items: stretch; }
    .nm-side-img { width: 100%; height: 160px; }
    .tp-grid-single { grid-template-columns: 1fr; }
    .ind-gallery-tabs { gap: 8px; }
    .ind-tab { padding: 8px 16px; font-size: 13px; }

    /* 筛选状态小屏变 2 列 */
    .ind-carousel-track.is-filtered { grid-template-columns: repeat(2, 1fr); }
    .ind-carousel-track.is-all .ind-gallery-card { flex: 0 0 calc(50% - 12px); max-width: calc(50% - 12px); }
}
@media (max-width: 768px) {
    .hero-slider-container { min-height: 500px; }
    .hero-slide .hero-content { padding: 25px 20px; margin-left: 20px; margin-right: 20px; max-width: 100%; border-left-width: 3px; }
    .hero-slide h1 { font-size: 24px; }
    .hero-slide p { font-size: 14px; }
    .hero-nav-arrow { width: 36px; height: 36px; font-size: 14px; }
    .hero-prev { left: 10px; } .hero-next { right: 10px; }
    .stats-bar { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; padding: 0 15px; }
    .stats-item { flex: none; min-width: 0; border-left: none !important; padding: 10px 0; }
    .stats-num { font-size: 22px; }
    .stats-label { font-size: 11px; }
    .ind-gallery-header-flex { flex-direction: column; align-items: flex-start; }
    .carousel-controls { display: none; }
    .hero-trust-bar { flex-direction: column; gap: 6px; bottom: 80px; text-align: center; font-size: 12px; padding: 8px 18px; }
}
@media (max-width: 600px) {
    .product-categories-section { padding: 60px 0; }
    .prod-cat-card-new { flex: 0 0 100%; max-width: 100%; }
    .prod-cat-grid-unified { gap: 16px; }
    .prod-cat-img-box { height: 220px; }
    .prod-cat-header h2 { font-size: 24px; }
    .prod-cat-title { font-size: 13px; min-height: auto; }
    .stats-bar { grid-template-columns: 1fr 1fr; gap: 10px; }
    .stats-num { font-size: 20px; }
    .stats-label { font-size: 10px; }
    .inquiry-form-wrap { padding: 30px 22px; }
    .inquiry-header h3 { font-size: 20px; }
    .inquiry-row { flex-direction: column; gap: 0; }
    .inquiry-row .inquiry-field { margin-bottom: 20px; }
    .adv-cta-btn, .prod-cat-cta-btn, .ind-gallery-cta-btn, .tp-cta-btn, .nm-cta-btn { display: block; width: 100%; text-align: center; }
    .home-about-cta { padding: 60px 20px; }
    .inquiry-privacy { font-size: 12px; padding: 8px 12px; }

    /* 筛选状态手机变 1 列 */
    .ind-carousel-track.is-filtered { grid-template-columns: 1fr; }
    .ind-carousel-track.is-all .ind-gallery-card { flex: 0 0 100%; max-width: 100%; }
}