/* ========================================
   上海煤安煤矿电器有限公司 - 企业官网样式
   设计方案：扁平化 + 玻璃拟态（Flat + Glassmorphism）
   ======================================== */

/*
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;600;700;800;900&family=Inter:wght@400;500;600;700;800&display=swap');
*/

/* -------- 设计令牌（Design Tokens） -------- */
:root {
    --primary: #0388df;
    --primary-dark: #072b6b;
    --primary-light: #1e5bbf;
    --accent: #e07b00;
    --accent-light: #f5a623;
    --success: #1a8744;
    --text: #1a1a2e;
    --text-mid: #444;
    --text-light: #888;
    --bg: #f4f6fb;
    --bg-white: #ffffff;
    --border: rgba(180, 180, 200, 0.35);
    --shadow-sm: 0 2px 8px rgba(11, 61, 145, 0.07);
    --shadow-md: 0 8px 32px rgba(11, 61, 145, 0.10);
    --shadow-lg: 0 20px 60px rgba(11, 61, 145, 0.16);
    --glass-bg: rgba(255, 255, 255, 0.92);
    --glass-border: rgba(255, 255, 255, 0.6);
    --glass-blur: 12px;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --transition: all 0.32s cubic-bezier(0.4, 0, 0.2, 1);
    --font-cn: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    --font-en: 'Inter', Helvetica, Arial, sans-serif;
    --header-h: 70px;
}

/* -------- Reset -------- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-cn);
    color: var(--text);
    background: var(--bg);
    line-height: 1.7;
    overflow-x: hidden;
}

/* ======== Global Animations ======== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

img {
    display: block;
    max-width: 100%;
}

/* -------- Utility -------- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-header {
    text-align: center;
    margin-bottom: 52px;
}

.section-header .label {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.section-header h2 {
    font-size: clamp(24px, 3vw, 36px);
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 14px;
    letter-spacing: -0.3px;
}

.section-header p {
    font-size: 15px;
    color: var(--text-light);
    max-width: 580px;
    margin: 0 auto;
}

.divider {
    width: 44px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--accent-light));
    border-radius: 2px;
    margin: 14px auto 0;
}

.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

/* -------- Buttons -------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 12px 26px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    font-family: var(--font-cn);
    cursor: pointer;
    transition: var(--transition);
    letter-spacing: 0.3px;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: #fff;
    box-shadow: 0 4px 14px rgba(11, 61, 145, 0.28);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(11, 61, 145, 0.38);
}

.btn-accent {
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    color: #fff;
    box-shadow: 0 4px 14px rgba(224, 123, 0, 0.28);
}

.btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(224, 123, 0, 0.38);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: #fff;
    transform: translateY(-2px);
}

.btn-ghost {
    background: rgba(255, 255, 255, 0.18);
    border: 1.5px solid rgba(255, 255, 255, 0.55);
    color: #fff;
    backdrop-filter: blur(4px);
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.32);
    transform: translateY(-2px);
}

/* ========================================
   HEADER — 固定白色背景，全站统一
   ======================================== */
/* ========================================
   HEADER — 28层架构：Logo+电话居上，栏目居下
   ======================================== */
#header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: #ffffff;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

/* 第一行：Logo + 电话 */
.header-top {
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding: 20px 0;
}

.header-top .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

/* Logo 增强 */
.logo {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logo-icon {
    width: 80px;
    height: auto;
    /* 增大 Logo 图标 */

    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 18px;
    font-weight: 900;

}

.logo-text h1 {
    font-size: 26px;
    font-weight: 800;
    color: var(--primary);
    margin: 0;
    letter-spacing: -0.5px;
}

.logo-text small {
    font-size: 13px;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    font-weight: 500;
}

/* 头部电话链接 */
.header-phone {
    display: flex;
    align-items: center;
    gap: 15px;
}

.header-phone .p-icon {
    width: 48px;
    height: 48px;
    background: rgba(224, 123, 0, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.3s;
}

.header-phone:hover .p-icon {
    background: var(--accent);
}

.header-phone:hover .p-icon svg {
    stroke: #fff;
}

.header-phone .p-icon svg {
    stroke: var(--accent);
    width: 22px;
    height: 22px;
    transition: 0.3s;
}

.header-phone .p-info {
    display: flex;
    flex-direction: column;
}

.header-phone .p-info .p-label {
    font-size: 13px;
    color: var(--text-light);
    font-weight: 600;
    margin-bottom: 2px;
}

.header-phone .p-info .p-num {
    font-size: 20px;
    color: var(--accent);
    font-weight: 800;
    font-family: var(--font-en);
    line-height: 1;
}

/* 第二行：栏目导航 */
.header-bottom {
    background: #fff;
    border-bottom: 2px solid var(--bg);
    /* 增加粗底边提升专业感 */
}

.header-bottom .container {
    display: flex;
    align-items: center;
    min-height: 60px;
}

#mainNav {
    display: flex;
    justify-content: space-between;
    /* 均分排版 */
    width: 100%;
    height: 100%;
}

#mainNav a {
    flex: 1;
    /* 每个栏目占位等宽 */
    text-align: center;
    font-size: 16px;
    font-weight: 700;
    color: var(--text);
    transition: var(--transition);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
}

#mainNav a:hover,
#mainNav a.active {
    color: var(--primary);
}

#mainNav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 4px;
    background: var(--primary);
    transition: var(--transition);
    border-radius: 4px 4px 0 0;
}

#mainNav a:hover::after,
#mainNav a.active::after {
    width: 30px;
    /* 缩短下划线宽度，使其更精致 */
}

/* 移动端视图调整 */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 10px;
    cursor: pointer;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--primary);
}

/* 滚动缩减效果 */
body {
    padding-top: 156px;
}

/* 匹配两行高度之和：(20*2+56) + 60 = 156px */


/* ========================================
   RESPONSIVE NAV
   ======================================== */
@media (max-width: 900px) {
    body {
        padding-top: 70px;
    }

    .header-bottom {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: #fff;
        border-top: 1px solid var(--border);
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        z-index: 999;
    }

    .header-bottom.open {
        display: block;
    }

    .nav-toggle {
        display: flex;
    }

    .header-top {
        padding: 10px 0;
    }

    .header-phone {
        display: none;
    }

    /* 移动端隐藏较长的头部电话，或缩小 */

    .logo-icon {
        width: 40px;
        height: 40px;
        font-size: 13px;
    }

    .logo-text h1 {
        font-size: 16px;
    }

    #mainNav {
        flex-direction: column;
        gap: 0;
        padding: 10px 0;
    }

    #mainNav a {
        padding: 12px 24px;
        border-bottom: 1px solid rgba(0, 0, 0, 0.03);
        width: 100%;
        text-align: center;
    }

    #mainNav a::after {
        display: none;
    }
}

/* ========================================
   HERO
   ======================================== */
.hero {
    position: relative;
    height: clamp(600px, calc(100vh - var(--header-h)), 700px);
    /* Fill screen reasonably without being too sparse */
    display: flex;
    align-items: center;
    overflow: hidden;
    margin-top: 0;
    padding-top: var(--header-h);
}

/* ========================================
   HERO SLIDER
   ======================================== */
.hero-slider {
    position: absolute;
    inset: 0;
    z-index: 0;
    display: flex;
    transition: transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

.hero-slide {
    min-width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.hero-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transform: scale(1.06);
    transition: transform 6s cubic-bezier(0.25, 1, 0.5, 1);
}

.hero-slide.active img {
    transform: scale(1);
}



/* 滚动指示器 (Dots) */
.hero-dots {
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 10;
}

.hero-dot {
    width: 32px;
    height: 4px;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.hero-dot:hover {
    background: rgba(255, 255, 255, 0.8);
}

.hero-dot.active {
    background: #fff;
    width: 48px;
}

/* 左右切换箭头 */
.hero-nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(8px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
    padding: 0;
}

.hero-nav-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-50%) scale(1.05);
}

.hero-nav-btn svg {
    width: 24px;
    height: 24px;
}

.hero-prev {
    left: 24px;
}

.hero-next {
    right: 24px;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 680px;
    padding: 44px 48px;
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.14);
    backdrop-filter: blur(6px);
    animation: fadeInUp 0.8s ease both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(36px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 5px 16px;
    background: rgba(224, 123, 0, 0.18);
    border: 1px solid rgba(224, 123, 0, 0.45);
    border-radius: 50px;
    color: var(--accent-light);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 22px;
}

.hero-badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-light);
    animation: pulse 1.5s ease infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.4;
    }
}

.hero h2 {
    font-size: clamp(28px, 4vw, 52px);
    font-weight: 900;
    color: #fff;
    line-height: 1.2;
    margin-bottom: 18px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.25);
}

.hero h2 span {
    color: var(--accent-light);
}

.hero p {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.88);
    margin-bottom: 36px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.hero-stats {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 2;
}

.hero-stats-inner {
    background: rgba(255, 255, 255, 0.09);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-bottom: none;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    padding: 24px 40px;
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 16px;
    backdrop-filter: blur(8px);
    max-width: 1152px;
    margin: 0 auto;
}

.stat-item {
    text-align: center;
    color: #fff;
}

.stat-item .num {
    font-size: 32px;
    font-weight: 800;
    font-family: var(--font-en);
    color: var(--accent-light);
    line-height: 1;
    margin-bottom: 5px;
}

.stat-item p {
    font-size: 12px;
    opacity: 0.8;
}

/* ========================================
   QUICK NAV
   ======================================== */
.quick-nav {
    background: #fff;
    box-shadow: var(--shadow-md);
    position: relative;
    z-index: 10;
}

.quick-nav-inner {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
}

.quick-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 26px 16px;
    text-align: center;
    transition: var(--transition);
    border-right: 1px solid var(--border);
    cursor: pointer;
    text-decoration: none;
    color: var(--text);
}

.quick-item:last-child {
    border-right: none;
}

.quick-item:hover {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: #fff;
}

.quick-item:hover .qi-icon {
    background: rgba(255, 255, 255, 0.2);
}

.quick-item:hover .qi-icon svg {
    stroke: #fff;
}

.quick-item:hover span {
    color: #fff;
}

.qi-icon {
    width: 48px;
    height: 48px;
    background: rgba(11, 61, 145, 0.07);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.qi-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--primary);
    stroke-width: 1.8;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
    transition: var(--transition);
}

.quick-item span {
    font-size: 13px;
    font-weight: 600;
    transition: var(--transition);
}

/* ========================================
   ABOUT SECTION
   ======================================== */
.about-section {
    padding: 90px 0;
    background: #fff;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 70px;
    align-items: center;
}

.about-img-wrap {
    position: relative;
}

.about-img-main {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    /* object-fit: cover;*/
    min-height: 460px;
}

.about-img-badge {
    position: absolute;
    bottom: -22px;
    right: -22px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: #fff;
    padding: 22px 28px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.about-img-badge .y {
    font-size: 44px;
    font-weight: 900;
    font-family: var(--font-en);
    line-height: 1;
}

.about-img-wrap {
    transition: var(--transition);
}

.about-img-wrap:hover {
    transform: scale(1.015);
}

.production-gallery div,
.testing-gallery div {
    transition: var(--transition);
    cursor: pointer;
}

.production-gallery div:hover,
.testing-gallery div:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: var(--shadow-lg);
    filter: brightness(1.05);
}

.about-img-badge p {
    font-size: 12px;
    opacity: 0.85;
    margin-top: 4px;
}

.about-text .label {
    color: var(--accent);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
}

.about-text h2 {
    font-size: clamp(22px, 2.5vw, 34px);
    font-weight: 800;
    color: var(--primary);
    margin: 12px 0 18px;
    line-height: 1.3;
}

.about-text>p {
    font-size: 15px;
    color: var(--text-mid);
    line-height: 1.9;
    margin-bottom: 26px;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-bottom: 32px;
}

.af-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 15px;
    background: var(--bg);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--primary);
}

.af-icon-box {
    width: 34px;
    height: 34px;
    flex-shrink: 0;
    background: var(--primary);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.af-icon-box svg {
    width: 18px;
    height: 18px;
    stroke: #fff;
    stroke-width: 2;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.af-item h4 {
    font-size: 13px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 3px;
}

.af-item p {
    font-size: 12px;
    color: var(--text-light);
}

/* ========================================
   PRODUCTS SECTION
   ======================================== */
.products-section {
    padding: 90px 0;
    background: var(--bg);
}

.product-tabs {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 44px;
}

.tab-btn {
    padding: 9px 22px;
    border: 1.5px solid var(--border);
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-mid);
    background: #fff;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-cn);
}

.tab-btn.active,
.tab-btn:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
    box-shadow: 0 4px 12px rgba(11, 61, 145, 0.18);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.product-card {
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-7px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.product-img {
    position: relative;
    height: auto;
    overflow: hidden;
    flex-shrink: 0;
}

.product-img img {
    width: 100%;
    height: 100%;
    /* object-fit: cover;*/
    transition: transform 0.55s ease;
}

.product-card:hover .product-img img {
    transform: scale(1.07);
}

.product-tag {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--primary);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 50px;
    letter-spacing: 0.5px;
}

.product-body {
    padding: 20px 5px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-body h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
    line-height: 1.4;
}

.product-body .model {
    font-size: 11px;
    color: var(--text-light);
    font-family: var(--font-en);
    margin-bottom: 10px;
    background: var(--bg);
    padding: 3px 9px;
    border-radius: 4px;
    display: inline-block;
}

.product-body p {
    font-size: 13px;
    color: var(--text-mid);
    line-height: 1.7;
    flex: 1;
}

.product-footer {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 14px 22px;
    border-top: 1px solid var(--border);
    background: var(--bg);
}

.product-footer a {
    font-size: 13px;
    color: var(--primary);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: var(--transition);
}

.product-footer a:hover {
    color: var(--accent);
    gap: 8px;
}

.cert-badge {
    font-size: 11px;
    color: var(--success);
    background: rgba(26, 135, 68, 0.09);
    padding: 3px 8px;
    border-radius: 4px;
    border: 1px solid rgba(26, 135, 68, 0.22);
    font-weight: 700;
}

/* ========================================
   SOLUTIONS SECTION
   ======================================== */
.solutions-section {
    padding: 90px 0;
    background: #fff;
}

.solution-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

.solution-card {
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
    min-height: 300px;
    display: flex;
    align-items: flex-end;
    transition: var(--transition);
    cursor: pointer;
    box-shadow: var(--shadow-md);
}

.solution-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.solution-card:first-child {
    grid-row: span 2;
    min-height: 640px;
}

.sc-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    transition: transform 0.55s ease;
}

.solution-card:hover .sc-bg {
    transform: scale(1.04);
}

.sc-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(7, 43, 107, 0.92) 0%, rgba(11, 61, 145, 0.28) 55%, transparent 100%);
}

.sc-content {
    position: relative;
    z-index: 2;
    padding: 28px;
    color: #fff;
}

.sc-num {
    font-size: 36px;
    font-weight: 900;
    font-family: var(--font-en);
    color: var(--accent-light);
    opacity: 0.5;
    line-height: 1;
    margin-bottom: 6px;
}

.sc-content h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}

.sc-content p {
    font-size: 13px;
    opacity: 0.85;
    line-height: 1.7;
    margin-bottom: 16px;
}

/* ========================================
   NEWS SECTION
   ======================================== */
.news-section {
    padding: 90px 0;
    background: var(--bg);
}

.news-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 28px;
}

.news-featured {
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--border);
    display: block;
}

.news-featured:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.nf-img-wrap {
    overflow: hidden;
}

.nf-img {
    width: 100%;
    height: 240px;
    object-fit: cover;
    transition: transform 0.55s ease;
}

.news-featured:hover .nf-img {
    transform: scale(1.04);
}

.nf-body {
    padding: 26px;
}

.nf-tag {
    font-size: 11px;
    font-weight: 700;
    color: #fff;
    background: var(--accent);
    padding: 3px 10px;
    border-radius: 4px;
    letter-spacing: 0.5px;
    display: inline-block;
    margin-bottom: 12px;
}

.nf-body h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 10px;
    line-height: 1.4;
}

.nf-body p {
    font-size: 14px;
    color: var(--text-mid);
    line-height: 1.8;
    margin-bottom: 18px;
}

.nf-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: var(--text-light);
}

.news-list-col {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.news-item-sm {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 18px;
    display: flex;
    gap: 14px;
    align-items: flex-start;
    border: 1px solid var(--border);
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    color: inherit;
}

.news-item-sm:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.ni-date {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #fff;
}

.ni-date .day {
    font-size: 18px;
    font-weight: 800;
    font-family: var(--font-en);
    line-height: 1;
}

.ni-date .mon {
    font-size: 10px;
    opacity: 0.8;
    margin-top: 1px;
}

.ni-info h4 {
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
    line-height: 1.5;
    margin-bottom: 5px;
}

.ni-info h4 a:hover {
    color: var(--primary);
}

.ni-info p {
    font-size: 12px;
    color: var(--text-light);
}


/* 已废弃，由增强样式替代 */
.trust-header h2 {
    font-size: 28px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 8px;
}

.trust-header p {
    color: var(--text-mid);
    font-size: 14px;
}


/* ========================================
   INNER PAGE BANNER
   ======================================== */
.inner-banner {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary), var(--primary-light));
    padding: calc(var(--header-h) + 60px) 0 56px;
    position: relative;
    overflow: hidden;
}

.inner-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -8%;
    width: 550px;
    height: 550px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.06) 0%, transparent 70%);
    border-radius: 50%;
}

.inner-banner .container {
    position: relative;
    z-index: 2;
}

.inner-banner h1 {
    font-size: clamp(24px, 3.5vw, 40px);
    font-weight: 800;
    color: #fff;
    margin-bottom: 10px;
}

.inner-banner p {
    color: rgba(255, 255, 255, 0.75);
    font-size: 15px;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.55);
    margin-bottom: 14px;
    flex-wrap: wrap;
}

.breadcrumb a {
    color: rgba(255, 255, 255, 0.55);
}

.breadcrumb a:hover {
    color: var(--accent-light);
}

.breadcrumb span {
    color: rgba(255, 255, 255, 0.35);
}

/* ========================================
   INNER PAGE LAYOUT
   ======================================== */
.inner-layout {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 28px;
    padding: 56px 0;
}

.sidebar-menu .glass {
    padding: 22px;
    position: sticky;
    top: calc(var(--header-h) + 16px);
}

.sidebar-menu h3 {
    font-size: 14px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 14px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.sidebar-menu ul li {
    margin-bottom: 3px;
}

.sidebar-menu ul li a {
    display: block;
    padding: 9px 13px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    color: var(--text-mid);
    transition: var(--transition);
    font-weight: 500;
}

.sidebar-menu ul li a:hover,
.sidebar-menu ul li a.active {
    background: var(--primary);
    color: #fff;
}

.sidebar-contact {
    margin-top: 18px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius-sm);
    padding: 18px;
    color: #fff;
    text-align: center;
}

.sidebar-contact h4 {
    font-size: 13px;
    margin-bottom: 5px;
}

.sidebar-contact .phone {
    font-size: 18px;
    font-weight: 800;
    font-family: var(--font-en);
    color: var(--accent-light);
}

/* Detail view */
.detail-wrap {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 36px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
}

.detail-wrap h2 {
    font-size: 26px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 6px;
}

.detail-meta {
    font-size: 13px;
    color: var(--text-light);
    margin-bottom: 22px;
    padding-bottom: 18px;
    border-bottom: 1px dashed var(--border);
}

.params-table {
    width: 100%;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 1px solid var(--border);
    margin: 18px 0;
    border-collapse: collapse;
}

.params-table tr:nth-child(even) {
    background: var(--bg);
}

.params-table th {
    background: var(--primary);
    color: #fff;
    padding: 11px 15px;
    font-size: 13px;
    text-align: left;
}

.params-table td {
    padding: 11px 15px;
    font-size: 13px;
    border-bottom: 1px solid var(--border);
}

/* ========================================
   ABOUT PAGE
   ======================================== */
.timeline {
    position: relative;
    padding-left: 28px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--primary), var(--accent));
}

.tl-item {
    position: relative;
    padding: 0 0 32px 30px;
}

.tl-item::before {
    content: '';
    position: absolute;
    left: -6px;
    top: 4px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--primary);
    border: 3px solid #fff;
    box-shadow: 0 0 0 2px var(--primary);
}

.tl-year {
    font-size: 12px;
    font-weight: 700;
    color: var(--accent);
    font-family: var(--font-en);
    letter-spacing: 1px;
    margin-bottom: 5px;
}

.tl-item h4 {
    font-size: 15px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 5px;
}

.tl-item p {
    font-size: 14px;
    color: var(--text-mid);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}

.team-card {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 26px 18px;
    text-align: center;
    border: 1px solid var(--border);
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.team-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.team-avatar {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 14px;
    border: 3px solid rgba(11, 61, 145, 0.12);
}

.team-avatar svg {
    width: 36px;
    height: 36px;
    stroke: #fff;
    fill: none;
    stroke-width: 1.5;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.team-card h4 {
    font-size: 15px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 4px;
}

.team-card p {
    font-size: 12px;
    color: var(--text-light);
    line-height: 1.6;
}

/* ========================================
   CONTACT PAGE
   ======================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 36px;
    align-items: start;
}

.contact-info .ci-item {
    display: flex;
    gap: 16px;
    padding: 18px;
    background: var(--bg);
    border-radius: var(--radius-sm);
    margin-bottom: 14px;
    border: 1px solid var(--border);
    align-items: flex-start;
}

.ci-icon {
    width: 42px;
    height: 42px;
    flex-shrink: 0;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.ci-icon svg {
    width: 20px;
    height: 20px;
    stroke: #fff;
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.ci-text h4 {
    font-size: 12px;
    color: var(--text-light);
    margin-bottom: 3px;
}

.ci-text p {
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
}

.contact-form {
    background: #fff;
    padding: 34px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.contact-form h3 {
    font-size: 20px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 22px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.form-group {
    margin-bottom: 14px;
}

.form-group label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-mid);
    margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 11px 14px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-family: var(--font-cn);
    color: var(--text);
    background: var(--bg);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--primary);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(11, 61, 145, 0.09);
}

/* ========================================
   FOOTER
   ======================================== */
footer {
    background: #0d1b36;
    color: rgba(255, 255, 255, 0.62);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 44px;
    margin-bottom: 44px;
}

.footer-logo-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.footer-logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 900;
    color: #fff;
    letter-spacing: -0.5px;
    flex-shrink: 0;
}

.footer-brand h3 {
    font-size: 15px;
    font-weight: 700;
    color: #fff;
    line-height: 1.3;
}

.footer-brand p {
    font-size: 13px;
    line-height: 1.8;
    margin-bottom: 18px;
}

.footer-socials {
    display: flex;
    gap: 8px;
}

.social-icon {
    width: 34px;
    height: 34px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 7px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.5);
    transition: var(--transition);
    cursor: pointer;
}

.social-icon:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

.footer-col h4 {
    font-size: 14px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 18px;
    position: relative;
    padding-bottom: 11px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 24px;
    height: 2px;
    background: var(--accent);
    border-radius: 2px;
}

.footer-col ul li {
    margin-bottom: 9px;
}

.footer-col ul li a {
    font-size: 13px;
    transition: var(--transition);
}

.footer-col ul li a:hover {
    color: var(--accent-light);
    padding-left: 4px;
}

.footer-contact-item {
    display: flex;
    gap: 10px;
    margin-bottom: 11px;
    font-size: 13px;
    align-items: flex-start;
}

.fc-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    margin-top: 1px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.fc-icon svg {
    width: 15px;
    height: 15px;
    stroke: var(--accent-light);
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* 联系我们 — 新排版 */
.footer-contact-col .footer-contact-item {
    margin-bottom: 14px;
    align-items: flex-start;
}

.fc-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
}

.fc-label {
    font-size: 11px;
    color: rgba(255,255,255,0.4);
    letter-spacing: 0.3px;
    line-height: 1.4;
}

.fc-value {
    font-size: 13px;
    color: rgba(255,255,255,0.78);
    line-height: 1.55;
}

.fc-phone {
    font-size: 15px;
    font-weight: 700;
    color: var(--accent-light);
    letter-spacing: 0.5px;
    transition: var(--transition);
}

.fc-phone:hover {
    color: #fff;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.07);
    padding: 20px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    flex-wrap: wrap;
    gap: 8px;
}

.footer-bottom a:hover {
    color: var(--accent-light);
}

/* ========================================
   RESPONSIVE — 多平台自适应
   ======================================== */

/* ---- Tablet (≤ 1024px) ---- */
@media (max-width:1024px) {
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 28px;
    }

    .about-grid {
        gap: 36px;
    }

    .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .cert-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .logo-text small {
        display: none;
    }

    .inner-layout {
        grid-template-columns: 220px 1fr;
    }
}

/* ---- Small Tablet / Large Mobile (≤ 900px) ---- */
@media (max-width:900px) {

    /* Hamburger Menu */
    .nav-toggle {
        display: flex;
    }

    #mainNav {
        display: block;
        position: absolute;
        top: var(--header-h);
        left: 0;
        right: 0;
        background: #fff;
        border-top: 1px solid var(--border);
        box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
        flex-direction: column;
        padding: 12px 16px 20px;
        gap: 2px;
        z-index: 999;
        eight: 50vh;
    }

    #mainNav.open {
        display: flex;
    }

    #mainNav a {
        padding: 12px 16px;
        border-radius: var(--radius-sm);
        font-size: 15px;
    }

    #mainNav a::after {
        display: none;
    }

    .nav-cta {
        margin-left: 0;
        margin-top: 8px;
        justify-content: center;
    }

    .solution-cards {
        grid-template-columns: 1fr;
    }

    .solution-card:first-child {
        grid-row: span 1;
        min-height: 300px;
    }

    .news-grid {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .inner-layout {
        grid-template-columns: 1fr;
    }

    .sidebar-menu .glass {
        position: relative;
        top: 0;
    }

    .hero-stats-inner {
        display: none;
    }

    .hero-content {
        padding: 30px;
    }

    .quick-nav-inner {
        grid-template-columns: repeat(3, 1fr);
    }

    .quick-item:nth-child(3) {
        border-right: none;
    }

    .about-img-badge {
        position: static;
        margin-top: 14px;
        display: inline-block;
    }
}

/* ---- Mobile (≤ 600px) ---- */
@media (max-width:600px) {
    :root {
        --header-h: 60px;
    }

    .container {
        padding: 0 16px;
    }

    .product-grid {
        grid-template-columns: 1fr;
    }

    .about-grid {
        grid-template-columns: 1fr;
    }

    .about-features {
        grid-template-columns: 1fr;
    }

    .team-grid {
        grid-template-columns: 1fr 1fr;
    }

    .cert-grid {
        grid-template-columns: 1fr 1fr;
    }

    .quick-nav-inner {
        grid-template-columns: repeat(2, 1fr);
    }

    .quick-item:nth-child(2) {
        border-right: none;
    }

    .quick-item:nth-child(4) {
        border-right: none;
    }

    .hero h2 {
        font-size: 26px;
    }

    .hero-content {
        padding: 22px;
        margin: 0 4px;
    }

    .hero p {
        font-size: 14px;
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }

    .section-header {
        margin-bottom: 36px;
    }

    section {
        padding: 60px 0;
    }

    .detail-wrap {
        padding: 22px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .logo-text h1 {
        font-size: 13px;
    }

    .inner-layout {
        padding: 36px 0;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .inner-banner {
        padding: calc(var(--header-h) + 36px) 0 36px;
    }

    .inner-banner h1 {
        font-size: 22px;
    }

    .about-img-main {
        height: 260px;
    }

    .params-table th,
    .params-table td {
        padding: 9px 11px;
        font-size: 12px;
    }
}

/* ---- Very Small (≤ 400px) ---- */
@media (max-width:400px) {
    .quick-nav-inner {
        grid-template-columns: repeat(2, 1fr);
    }

    .cert-grid {
        grid-template-columns: 1fr;
    }

    .team-grid {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   产品浏览器：左分类 + 右面板
   ======================================== */
.prod-browser {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 0;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border);
    background: #fff;
}

/* 左侧分类栏 */
.prod-cats {
    background: #f8faff;
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
}

.prod-cat-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 18px 20px;
    cursor: pointer;
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
    position: relative;
}

.prod-cat-item:last-of-type {
    border-bottom: none;
}

.prod-cat-item:hover {
    background: rgba(11, 61, 145, 0.05);
}

.prod-cat-item.active {
    background: var(--primary);
}

.prod-cat-item.active .pci-icon {
    background: rgba(255, 255, 255, 0.2);
}

.prod-cat-item.active .pci-icon svg {
    stroke: #fff;
}

.prod-cat-item.active .pci-text h4 {
    color: #fff;
}

.prod-cat-item.active .pci-text p {
    color: rgba(255, 255, 255, 0.75);
}

.prod-cat-item.active .pci-arrow {
    stroke: #fff;
    opacity: 0.8;
}

.pci-icon {
    width: 38px;
    height: 38px;
    flex-shrink: 0;
    background: rgba(11, 61, 145, 0.08);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.pci-icon svg {
    width: 20px;
    height: 20px;
    stroke: var(--primary);
    fill: none;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
    transition: var(--transition);
}

.pci-text {
    flex: 1;
}

.pci-text h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 3px;
    line-height: 1.2;
}

.pci-text p {
    font-size: 11px;
    color: var(--text-light);
    line-height: 1.3;
}

.pci-arrow {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
    stroke: var(--text-light);
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.prod-cat-more {
    padding: 14px 20px;
    font-size: 13px;
    font-weight: 600;
    color: var(--accent);
    border-top: 1px solid var(--border);
    margin-top: auto;
    transition: var(--transition);
    text-align: center;
}

.prod-cat-more:hover {
    background: rgba(224, 123, 0, 0.06);
}

/* 右侧产品面板 */
.prod-panels {
    padding: 28px;
    background: #fff;
    overflow: hidden;
}

.prod-panel {
    display: none;
    animation: fadeInPanel 0.3s ease both;
}

.prod-panel.active {
    display: block;
}

@keyframes fadeInPanel {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.prod-panel-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

/* ========================================
   新闻首页布局：1大图 + 右侧列表
   ======================================== */
.news-home-layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 24px;
    align-items: stretch;
}

.news-main-card {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    display: block;
    min-height: 380px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.news-main-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.nmc-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.55s ease;
}

.news-main-card:hover .nmc-img {
    transform: scale(1.04);
}

.nmc-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(7, 43, 107, 0.93) 0%, rgba(11, 61, 145, 0.35) 55%, transparent 100%);
}

.nmc-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 30px 28px;
    z-index: 2;
    color: #fff;
}

.nmc-content h3 {
    font-size: clamp(16px, 2vw, 20px);
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 10px;
}

.nmc-content p {
    font-size: 13px;
    opacity: 0.85;
    line-height: 1.7;
    margin-bottom: 14px;
}

.nmc-meta {
    font-size: 12px;
    opacity: 0.7;
}

.nmc-meta span {
    color: var(--accent-light);
    font-weight: 600;
    opacity: 1;
}

/* 右侧新闻列表 */
.news-side-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
}

.nsl-item {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    padding: 16px;
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
    text-decoration: none;
    color: inherit;
    flex: 1;
}

.nsl-item:last-child {
    border-bottom: none;
}

.nsl-item:hover {
    background: rgba(11, 61, 145, 0.04);
}

.nsl-img {
    width: 72px;
    height: 56px;
    object-fit: cover;
    border-radius: 6px;
    flex-shrink: 0;
    transition: transform 0.3s ease;
}

.nsl-item:hover .nsl-img {
    transform: scale(1.05);
}

.nsl-body {
    flex: 1;
}

.nsl-tag {
    font-size: 10px;
    font-weight: 700;
    color: var(--accent);
    background: rgba(224, 123, 0, 0.1);
    border-radius: 3px;
    padding: 2px 7px;
    display: inline-block;
    margin-bottom: 5px;
    letter-spacing: 0.5px;
}

.nsl-body h4 {
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
    line-height: 1.45;
    margin-bottom: 4px;
}

.nsl-item:hover .nsl-body h4 {
    color: var(--primary);
}

.nsl-date {
    font-size: 11px;
    color: var(--text-light);
}

/* ========================================
   资质证书图片卡片
   ======================================== */
.cc-img-wrap {
    position: relative;
    width: 100%;
    height: 110px;
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 14px;
}

.cc-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.cert-card:hover .cc-img {
    transform: scale(1.06);
}

.cc-badge-label {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background: var(--accent);
    color: #fff;
    font-size: 11px;
    font-weight: 800;
    padding: 3px 9px;
    border-radius: 4px;
    font-family: var(--font-en);
    letter-spacing: 0.5px;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}

/* ========================================
   新增响应式规则
   ======================================== */
@media (max-width:1024px) {
    .prod-browser {
        grid-template-columns: 200px 1fr;
    }

    .prod-panel-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .news-home-layout {
        grid-template-columns: 1fr 280px;
    }
}

@media (max-width:900px) {
    .prod-browser {
        grid-template-columns: 1fr;
    }

    .prod-cats {
        flex-direction: row;
        flex-wrap: wrap;
        border-right: none;
        border-bottom: 1px solid var(--border);
        overflow-x: auto;
    }

    .prod-cat-item {
        flex: 0 0 auto;
        border-bottom: none;
        border-right: 1px solid var(--border);
        padding: 12px 16px;
    }

    .prod-cat-item .pci-text p,
    .pci-arrow {
        display: none;
    }

    .prod-cat-more {
        border-top: none;
        border-left: 1px solid var(--border);
    }

    .prod-panels {
        padding: 20px;
    }

    .prod-panel-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .news-home-layout {
        grid-template-columns: 1fr;
    }

    .news-main-card {
        min-height: 320px;
    }
}

@media (max-width:600px) {
    .prod-panel-grid {
        grid-template-columns: 1fr;
    }

    .prod-browser {
        box-shadow: none;
        border: none;
    }

    .news-main-card {
        min-height: 260px;
    }
}

/* ========================================
   新闻侧边纯文字列表（无图版本）
   ======================================== */
.nsl-item.nsl-text {
    gap: 0;
    padding: 16px 18px;
    border-left: 3px solid transparent;
    align-items: stretch;
}

.nsl-item.nsl-text:hover {
    border-left-color: var(--primary);
    background: rgba(11, 61, 145, 0.03);
}

.nsl-item.nsl-text .nsl-body {
    width: 100%;
}

.nsl-item.nsl-text .nsl-body h4 {
    font-size: 13px;
    font-weight: 600;
    line-height: 1.5;
    color: var(--text);
    margin-bottom: 5px;
}

.nsl-item.nsl-text:hover .nsl-body h4 {
    color: var(--primary);
}

.nsl-desc {
    font-size: 12px;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 6px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 移动端电话按钮适配 */
@media (max-width:900px) {
    .nav-phone-btn {
        font-size: 0;
        padding: 8px 12px;
    }

    .nav-phone-btn svg {
        width: 18px;
        height: 18px;
    }
}

@media (max-width:600px) {
    .nav-phone-btn {
        font-size: 13px;
        padding: 7px 12px;
        gap: 5px;
    }

    .nav-phone-btn svg {
        width: 14px;
        height: 14px;
    }
}

/* ========================================
   荣誉资质与合作伙伴 增强样式
   ======================================== */

/* 资质荣誉背景与标题增强 */
#honors {
    background-color: var(--bg);
    /* 使用浅灰色背景 */
}

#honors .section-header h2 {
    color: var(--primary);
    /* 确保标题为深蓝色 */
}

#honors .section-header .label {
    color: var(--accent);
    /* 标签使用橙色 */
}

#honors .section-header p {
    color: var(--text-mid);
    /* 描述使用深色 */
}

/* 荣誉选项卡 (Honors Tabs) */
.honors-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
    background: rgba(11, 61, 145, 0.05);
    padding: 6px;
    border-radius: 50px;
    max-width: fit-content;
    margin-left: auto;
    margin-right: auto;
}

.honors-tabs .tab-btn {
    padding: 10px 24px;
    border: none;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    background: transparent;
    cursor: pointer;
    transition: var(--transition);
}

.honors-tabs .tab-btn.active {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 4px 12px rgba(11, 61, 145, 0.2);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeInTabs 0.5s ease both;
}

@keyframes fadeInTabs {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 荣誉网格 */
.honors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
}

.honor-item {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 24px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.honor-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.honor-img {
    height: 380px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    overflow: hidden;
    background: #f8f9fa;
    border-radius: 6px;
}

.honor-img img {
    max-height: 100%;
    transition: transform 0.3s ease;
}

.honor-item:hover .honor-img img {
    transform: scale(1.05);
}

.honor-info h3 {
    font-size: 16px;
    color: var(--primary);
    margin-bottom: 6px;
    font-weight: 700;
}

.honor-info p {
    font-size: 13px;
    color: var(--text-mid);
}

/* 提高对比度 */

.patent-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: #fff;
    min-height: 240px;
}

.patent-text h3 {
    color: #fff;
    margin-bottom: 10px;
}

.patent-text p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 13px;
}

.patent-no {
    font-family: var(--font-en);
    font-weight: 700;
    color: var(--accent-light) !important;
    margin-bottom: 8px !important;
}

/* 合作伙伴增强 (Partners) */
.partners-grid-wrapper {
    background: #fff;
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border);
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.partner-card {
    height: 110px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: #fff;
    border: 1px solid var(--border);
    /* 增加显式边框 */
    border-radius: var(--radius-sm);
    transition: all 0.3s ease;
}

.partner-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary-light);
    box-shadow: var(--shadow-sm);
}

.partner-card img {
    max-height: 100%;
    max-width: 100%;
    object-fit: contain;
    filter: none;
    /* 移除灰度滤镜，显示原色 */
    opacity: 1;
}

@media (max-width: 900px) {
    .partners-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 600px) {
    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .partners-grid-wrapper {
        padding: 20px;
    }
}

.service-card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-md);
    height: 100%;
    transition: var(--transition);
    border-top: 5px solid var(--primary);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.commitment-list {
    list-style: none;
    padding: 0;
    margin-top: 20px;
}

.commitment-list li {
    position: relative;
    padding-left: 30px;
    margin-bottom: 20px;
    line-height: 1.8;
    color: var(--text-mid);
}

.commitment-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: bold;
    font-size: 18px;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    align-items: center;
}

.team-media-showcase {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.media-main {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    background: #000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.media-main video {
    width: 100%;
    height: auto;
    max-height: 500px;
    display: block;
    object-fit: contain;
}

.media-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    padding: 20px;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.7), transparent);
    color: #fff;
    font-size: 14px;
    font-weight: 500;
    opacity: 0;
    transition: var(--transition);
    pointer-events: none;
}

.media-main:hover .media-overlay {
    opacity: 1;
}

.media-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.media-item {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    aspect-ratio: 4/3;
    transition: var(--transition);
}

.media-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.media-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.media-item:hover img {
    transform: scale(1.05);
}

.team-quote {
    margin-top: 30px;
    text-align: center;
    background: rgba(255, 255, 255, 0.5);
    padding: 20px;
    border-radius: var(--radius-md);
    backdrop-filter: blur(5px);
    border: 1px solid var(--border);
}

.team-quote p {
    font-style: italic;
    color: var(--primary);
    font-weight: 600;
    font-size: 18px;
    margin: 0;
}

.value-tag {
    display: inline-block;
    background: var(--bg);
    color: var(--primary);
    padding: 8px 20px;
    border-radius: 30px;
    font-weight: 600;
    margin-right: 10px;
    margin-bottom: 10px;
    border: 1px solid rgba(3, 136, 223, 0.1);
}

/* ====== 荣誉页专属样式 ====== */
.honor-page-banner {
    background: linear-gradient(135deg, #0d2b4e 0%, #0388df 100%);
    padding: 80px 0 60px;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.honor-page-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.honor-page-banner h1 {
    font-size: clamp(28px, 4vw, 48px);
    font-weight: 900;
    margin-bottom: 12px;
    position: relative;
}

.honor-page-banner p {
    font-size: 16px;
    opacity: 0.8;
    position: relative;
}

/* 区块标题条 */
.honor-block-title {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 36px;
}

.honor-block-title .bar {
    width: 5px;
    height: 30px;
    border-radius: 3px;
    flex-shrink: 0;
}

.honor-block-title h3 {
    font-size: 24px;
    font-weight: 800;
    color: var(--primary);
    margin: 0;
}

.honor-block-title .line {
    flex: 1;
    height: 1px;
    background: rgba(3, 136, 223, 0.15);
}

/* ── 奖牌展示区 ── */
.trophy-layout {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 32px;
    align-items: start;
}

.trophy-thumb-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.trophy-thumb {
    border-radius: 10px;
    overflow: hidden;
    aspect-ratio: 4/3;
    background: #f0f4f8;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    position: relative;
    transition: transform 0.25s, box-shadow 0.25s;
}

.trophy-thumb:hover {
    transform: translateY(-3px) scale(1.03);
    box-shadow: 0 10px 28px rgba(3, 136, 223, 0.2);
}

.trophy-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
}

.trophy-thumb:hover img {
    transform: scale(1.08);
}

.trophy-thumb .ry-overlay {
    position: absolute;
    inset: 0;
    background: rgba(3, 136, 223, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.25s;
}

.trophy-thumb:hover .ry-overlay {
    opacity: 1;
}

.trophy-overlay-svg {
    width: 34px;
    height: 34px;
}

/* 右侧大证书 */
.trophy-certs {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.trophy-cert-card {
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.12);
    cursor: pointer;
    position: relative;
    transition: transform 0.25s, box-shadow 0.25s;
}

.trophy-cert-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(3, 136, 223, 0.2);
}

.trophy-cert-card img {
    width: 100%;
    display: block;
    object-fit: cover;
}

.trophy-cert-card .cert-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.65), transparent);
    padding: 16px 18px 12px;
    color: #fff;
}

.trophy-cert-card .cert-label h4 {
    font-size: 14px;
    font-weight: 700;
    margin: 0 0 2px;
}

.trophy-cert-card .cert-label p {
    font-size: 12px;
    opacity: 0.8;
    margin: 0;
}

/* ── 大事记 ── */
.milestone-section {
    background: linear-gradient(135deg, #0d2b4e 0%, #0a3d70 100%);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.milestone-section::before {
    content: '';
    position: absolute;
    top: -60px;
    right: -60px;
    width: 320px;
    height: 320px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.05), transparent 70%);
    border-radius: 50%;
}

.milestone-section .section-header .label {
    color: rgba(255, 255, 255, 0.5);
}

.milestone-section .section-header h2 {
    color: #fff;
}

.milestone-section .section-header p {
    color: rgba(255, 255, 255, 0.65);
}

.milestone-section .divider {
    background: rgba(255, 255, 255, 0.2);
}

.milestone-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 16px;
    margin-top: 48px;
}

.milestone-card {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 14px;
    padding: 22px 24px;
    display: flex;
    gap: 18px;
    align-items: flex-start;
    backdrop-filter: blur(4px);
    transition: background 0.25s, transform 0.25s;
}

.milestone-card:hover {
    background: rgba(255, 255, 255, 0.11);
    transform: translateY(-3px);
}

.milestone-year-badge {
    background: var(--accent);
    color: #fff;
    font-size: 14px;
    font-weight: 800;
    padding: 6px 12px;
    border-radius: 8px;
    flex-shrink: 0;
    letter-spacing: 0.5px;
}

.milestone-card p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.82);
    line-height: 1.7;
    margin: 0;
}

/* ── 荣誉证书大网格 ── */
.honor-cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
    gap: 20px;
}

.honor-cert-item {
    cursor: pointer;
}

.honor-cert-img {
    border-radius: 10px;
    overflow: hidden;
    aspect-ratio: 3/4;
    background: #f5f8fc;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    border: 2px solid rgba(3, 136, 223, 0.08);
    position: relative;
    transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}

.honor-cert-item:hover .honor-cert-img {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 14px 36px rgba(3, 136, 223, 0.2);
    border-color: rgba(3, 136, 223, 0.35);
}

.honor-cert-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
}

.honor-cert-item:hover .honor-cert-img img {
    transform: scale(1.07);
}

.honor-cert-img .ry-overlay {
    position: absolute;
    inset: 0;
    background: rgba(3, 136, 223, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.25s;
}

.honor-cert-item:hover .ry-overlay {
    opacity: 1;
}

.honor-cert-caption {
    padding: 10px 4px 0;
}

.honor-cert-caption strong {
    font-size: 13px;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.4;
    display: block;
}

.honor-cert-caption span {
    font-size: 11.5px;
    color: var(--text-light);
    display: block;
    margin-top: 2px;
}

/* ── 安标/防爆 网格 ── */
.cert-doc-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
}

/* Lightbox */
#honor-lightbox {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.9);
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 16px;
    cursor: zoom-out;
}

#honor-lightbox img {
    max-width: 88vw;
    max-height: 80vh;
    border-radius: 12px;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
    object-fit: contain;
}

#honor-lb-info {
    text-align: center;
}

#honor-lb-title {
    color: #fff;
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 4px;
}

#honor-lb-desc {
    color: rgba(255, 255, 255, 0.6);
    font-size: 13px;
}

#honor-lb-close {
    position: absolute;
    top: 20px;
    right: 24px;
    background: rgba(255, 255, 255, 0.15);
    border: none;
    color: #fff;
    font-size: 22px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
}

@media (max-width: 768px) {
    .trophy-layout {
        grid-template-columns: 1fr;
    }

    .milestone-grid {
        grid-template-columns: 1fr;
    }

    .honor-cert-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    }
}