/* ============================================================
   盐城品宏机械设备有限公司官网 - 主样式表
   颜色: 蓝 #1A3C6E / 橙 #E86C00 / 黑 #1A1A1A / 灰线 #E0E0E0
   ============================================================ */

/* === CSS 变量 === */
:root {
    --color-primary: #1A3C6E;
    --color-primary-dark: #142E54;
    --color-primary-light: #2A5090;
    --color-accent: #E86C00;
    --color-accent-dark: #C45A00;
    --color-accent-light: #FF8C2A;
    --color-text: #1A1A1A;
    --color-text-body: #333333;
    --color-text-muted: #666666;
    --color-border: #E0E0E0;
    --color-bg: #F5F7FA;
    --color-white: #FFFFFF;
    --font-main: 'Source Han Sans CN', 'Noto Sans SC', 'Microsoft YaHei', 'PingFang SC', Arial, sans-serif;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.16);
    --radius: 6px;
    --header-height: 70px;
    --transition: all 0.3s ease;
}

/* === Reset === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    font-family: var(--font-main);
    font-size: 15px;
    line-height: 1.7;
    color: var(--color-text-body);
    background: var(--color-white);
    overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--color-accent); }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 { color: var(--color-text); font-weight: 700; line-height: 1.3; }
h1 { font-size: 32px; }
h2 { font-size: 26px; }
h3 { font-size: 20px; }
h4 { font-size: 17px; }
p { margin-bottom: 12px; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* === 通用按钮 === */
.btn {
    display: inline-block;
    padding: 12px 32px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 15px;
    text-align: center;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
}
.btn-primary { background: var(--color-accent); color: var(--color-white); border-color: var(--color-accent); }
.btn-primary:hover { background: var(--color-accent-dark); border-color: var(--color-accent-dark); color: var(--color-white); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-outline { background: transparent; color: var(--color-white); border-color: var(--color-white); }
.btn-outline:hover { background: var(--color-white); color: var(--color-primary); }
.btn-outline-primary { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn-outline-primary:hover { background: var(--color-primary); color: var(--color-white); }

/* === 页眉 === */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: var(--color-white);
    z-index: 1000;
    box-shadow: 0 2px 12px rgba(0,0,0,0.1);
    border-bottom: 1px solid var(--color-border);
}
.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.site-logo { display: flex; align-items: center; gap: 10px; }
.site-logo img { height: 44px; width: auto; }
.site-logo .logo-text { color: var(--color-primary); font-weight: 700; font-size: 16px; line-height: 1.2; }
.site-logo .logo-text small { display: block; font-size: 11px; font-weight: 400; opacity: 0.7; color: var(--color-text-muted); }

/* 主导航 */
.main-nav { display: flex; align-items: center; gap: 4px; }
.main-nav > ul { display: flex; align-items: center; }
.main-nav > ul > li { position: relative; }
.main-nav > ul > li > a {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 0 16px;
    height: var(--header-height);
    color: var(--color-text);
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
}
.main-nav > ul > li > a:hover,
.main-nav > ul > li.active > a {
    background: var(--color-bg);
    color: var(--color-accent);
}
.main-nav > ul > li > a .arrow {
    width: 0; height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 5px solid var(--color-accent);
    transition: var(--transition);
}
.main-nav > ul > li:hover > a .arrow { transform: rotate(180deg); }

/* 二级菜单 */
.submenu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background: var(--color-white);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    z-index: 1001;
    border-radius: 0 0 var(--radius) var(--radius);
}
.main-nav > ul > li:hover .submenu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.submenu li a {
    display: block;
    padding: 12px 20px;
    color: var(--color-text-body);
    font-size: 13px;
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition);
}
.submenu li:last-child a { border-bottom: none; }
.submenu li a:hover,
.submenu li.active a {
    background: var(--color-bg);
    color: var(--color-accent);
    padding-left: 26px;
}

/* 语言切换 */
.lang-switcher { position: relative; margin-left: 10px; }
.lang-switcher > a {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    color: var(--color-text);
    font-size: 13px;
    border-radius: var(--radius);
    transition: var(--transition);
}
.lang-switcher > a:hover { background: var(--color-bg); color: var(--color-accent); }
.lang-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 180px;
    background: var(--color-white);
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    z-index: 1001;
    max-height: 400px;
    overflow-y: auto;
}
.lang-switcher:hover .lang-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.lang-dropdown a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    color: var(--color-text-body);
    font-size: 13px;
    border-bottom: 1px solid var(--color-border);
}
.lang-dropdown a:last-child { border-bottom: none; }
.lang-dropdown a:hover, .lang-dropdown a.active { background: var(--color-bg); color: var(--color-accent); }
.lang-dropdown .flag { font-size: 18px; }

/* 搜索按钮 */
.search-btn {
    background: none;
    border: none;
    color: var(--color-text);
    cursor: pointer;
    padding: 8px;
    margin-left: 8px;
    font-size: 18px;
    transition: var(--transition);
}
.search-btn:hover { color: var(--color-accent); }

/* 搜索弹窗 */
.search-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.7);
    z-index: 2000;
    display: none;
    align-items: flex-start;
    justify-content: center;
    padding-top: 120px;
}
.search-overlay.active { display: flex; }
.search-box {
    width: 90%;
    max-width: 600px;
    background: var(--color-white);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow-lg);
}
.search-box input {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 16px;
    outline: none;
    transition: var(--transition);
}
.search-box input:focus { border-color: var(--color-accent); }
.search-close {
    position: absolute;
    top: 30px;
    right: 30px;
    background: none;
    border: none;
    color: var(--color-white);
    font-size: 32px;
    cursor: pointer;
}

/* 手机菜单按钮 */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    position: relative;
    z-index: 1001;
}
.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 3px;
    background: var(--color-text);
    margin: 5px 0;
    transition: var(--transition);
    border-radius: 2px;
}

/* 手机抽屉菜单 */
.mobile-drawer {
    position: fixed;
    top: 0;
    right: -320px;
    width: 300px;
    max-width: 85vw;
    height: 100vh;
    background: var(--color-primary);
    z-index: 1500;
    transition: right 0.35s ease;
    overflow-y: auto;
    padding-top: 20px;
}
.mobile-drawer.active { right: 0; }
.mobile-drawer-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 1400;
    display: none;
}
.mobile-drawer-overlay.active { display: block; }
.mobile-drawer-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: none;
    border: none;
    color: var(--color-white);
    font-size: 28px;
    cursor: pointer;
}
.mobile-nav { padding: 50px 0 0; }
.mobile-nav > ul > li { border-bottom: 1px solid rgba(255,255,255,0.08); }
.mobile-nav > ul > li:last-child { border-bottom: none; }
.mobile-nav > ul > li > a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    color: var(--color-white);
    font-size: 15px;
    font-weight: 500;
}
.mobile-nav > ul > li > a .arrow {
    width: 0; height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 6px solid var(--color-accent);
    transition: var(--transition);
}
.mobile-nav > ul > li.open > a .arrow { transform: rotate(180deg); }
.mobile-submenu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background: var(--color-primary-dark);
}
.mobile-nav > ul > li.open .mobile-submenu { max-height: 500px; }
.mobile-submenu li a {
    display: block;
    padding: 12px 24px 12px 40px;
    color: rgba(255,255,255,0.85);
    font-size: 14px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}
.mobile-submenu li a:hover,
.mobile-submenu li.active a {
    background: var(--color-accent);
    color: var(--color-white);
}
.mobile-lang-switch { 
    padding: 20px 24px 16px; 
    border-top: 1px solid rgba(255,255,255,0.1);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}
.mobile-lang-switch a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    margin: 4px 6px 4px 0;
    background: rgba(255,255,255,0.08);
    border-radius: 20px;
    color: var(--color-white);
    font-size: 13px;
    transition: var(--transition);
    border: 1px solid rgba(255,255,255,0.1);
}
.mobile-lang-switch a:hover {
    background: rgba(255,255,255,0.15);
    border-color: rgba(255,255,255,0.2);
}
.mobile-lang-switch a.active { 
    background: var(--color-accent); 
    border-color: var(--color-accent);
}

/* 手机端搜索框 */
.mobile-search-box {
    padding: 18px 24px 24px;
}
.mobile-search-form {
    display: flex;
    align-items: center;
    background: rgba(255,255,255,0.08);
    border-radius: 28px;
    padding: 5px 5px 5px 20px;
    border: 1px solid rgba(255,255,255,0.12);
    transition: var(--transition);
}
.mobile-search-form:focus-within {
    background: rgba(255,255,255,0.12);
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(232,108,0,0.15);
}
.mobile-search-form input {
    flex: 1;
    background: none;
    border: none;
    outline: none;
    color: var(--color-white);
    font-size: 14px;
    padding: 10px 0;
    min-width: 0;
}
.mobile-search-form input::placeholder {
    color: rgba(255,255,255,0.45);
}
.mobile-search-btn {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
    border: none;
    color: var(--color-white);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    transition: var(--transition);
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(232,108,0,0.3);
}
.mobile-search-btn:hover {
    transform: scale(1.08);
    box-shadow: 0 4px 12px rgba(232,108,0,0.4);
}
.mobile-search-btn:active {
    transform: scale(0.95);
}

/* === 主体内容偏移(固定页眉) === */
.main-content { padding-top: var(--header-height); }

/* === 页面标题区 === */
.page-hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    padding: 60px 0;
    position: relative;
    overflow: hidden;
}
.page-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(232,108,0,0.15) 0%, transparent 70%);
    border-radius: 50%;
}
.page-hero h1 { color: var(--color-white); font-size: 32px; margin-bottom: 8px; position: relative; }
.page-hero p { opacity: 0.85; font-size: 16px; position: relative; }

/* 面包屑 */
.breadcrumb {
    padding: 14px 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    font-size: 13px;
}
.breadcrumb a { color: var(--color-text-muted); }
.breadcrumb a:hover { color: var(--color-accent); }
.breadcrumb span { color: var(--color-text-muted); margin: 0 8px; }
.breadcrumb .current { color: var(--color-primary); font-weight: 500; }

/* === 首页 Banner 轮播 === */
.hero-slider { position: relative; height: 520px; overflow: hidden; }
.hero-slide {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    display: flex;
    align-items: center;
    opacity: 0;
    transition: opacity 0.8s ease;
    background-size: cover;
    background-position: center;
}
.hero-slide.active { opacity: 1; }
.hero-slide::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(90deg, rgba(26,60,110,0.85) 0%, rgba(26,60,110,0.4) 100%);
}
.hero-slide-content {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    color: var(--color-white);
}
.hero-slide-content h2 { color: var(--color-white); font-size: 40px; margin-bottom: 16px; line-height: 1.2; }
.hero-slide-content p { font-size: 18px; opacity: 0.9; margin-bottom: 28px; max-width: 600px; }
.hero-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}
.hero-dots button {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid var(--color-white);
    background: transparent;
    cursor: pointer;
    transition: var(--transition);
}
.hero-dots button.active { background: var(--color-accent); border-color: var(--color-accent); }

/* === 通用 Section === */
.section { padding: 70px 0; }
.section-alt { background: var(--color-bg); }
.section-header { text-align: center; margin-bottom: 50px; }
.section-header h2 { font-size: 30px; margin-bottom: 12px; position: relative; display: inline-block; }
.section-header h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--color-accent);
    margin: 14px auto 0;
    border-radius: 2px;
}
.section-header p { color: var(--color-text-muted); font-size: 16px; max-width: 700px; margin: 0 auto; }

/* === 产品卡片网格 === */
.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.product-card {
    background: var(--color-white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--color-border);
}
.product-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent);
}
.product-card-img {
    height: 180px;
    background: var(--color-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.product-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.product-card:hover .product-card-img img { transform: scale(1.08); }
.product-card-body { padding: 20px; }
.product-card-body h3 { font-size: 17px; margin-bottom: 8px; }
.product-card-body p { font-size: 13px; color: var(--color-text-muted); margin-bottom: 14px; line-height: 1.6; }
.product-card-body .link { font-size: 13px; color: var(--color-accent); font-weight: 600; }
.product-card-body .link::after { content: ' →'; }

/* === 技术能力卡片 === */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.tech-card {
    text-align: center;
    padding: 36px 24px;
    background: var(--color-white);
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    transition: var(--transition);
}
.tech-card:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}
.tech-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 30px;
}
.tech-card h3 { font-size: 17px; margin-bottom: 10px; }
.tech-card p { font-size: 13px; color: var(--color-text-muted); line-height: 1.6; }

/* === 数据统计 === */
.stats-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    padding: 60px 0;
    color: var(--color-white);
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    text-align: center;
}
.stat-item .stat-number {
    font-size: 48px;
    font-weight: 800;
    color: var(--color-accent-light);
    line-height: 1;
    margin-bottom: 8px;
}
.stat-item .stat-label { font-size: 15px; opacity: 0.9; }

/* === CTA 区块 === */
.cta-section {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
    padding: 60px 0;
    text-align: center;
    color: var(--color-white);
}
.cta-section h2 { color: var(--color-white); font-size: 28px; margin-bottom: 12px; }
.cta-section p { font-size: 16px; opacity: 0.9; margin-bottom: 28px; }

/* === 案例网格 === */
.case-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.case-card {
    background: var(--color-white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    cursor: pointer;
    transition: var(--transition);
}
.case-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.case-card-img {
    height: 200px;
    overflow: hidden;
    position: relative;
}
.case-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.case-card:hover .case-card-img img { transform: scale(1.08); }
.case-card-img .zoom-icon {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 50px; height: 50px;
    background: rgba(232,108,0,0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 20px;
    opacity: 0;
    transition: var(--transition);
}
.case-card:hover .zoom-icon { opacity: 1; }
.case-card-body { padding: 18px 20px; }
.case-card-body h3 { font-size: 15px; margin-bottom: 6px; }
.case-card-body p { font-size: 13px; color: var(--color-text-muted); margin: 0; line-height: 1.5; }

/* === Lightbox === */
.lightbox {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.9);
    z-index: 3000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 40px;
}
.lightbox.active { display: flex; }
.lightbox img { max-width: 90%; max-height: 85vh; object-fit: contain; border-radius: 4px; }
.lightbox-close {
    position: absolute;
    top: 20px; right: 30px;
    background: none; border: none;
    color: var(--color-white);
    font-size: 40px;
    cursor: pointer;
    line-height: 1;
}
.lightbox-caption {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--color-white);
    font-size: 15px;
    text-align: center;
    max-width: 80%;
}

/* === 新闻列表 === */
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.news-card {
    background: var(--color-white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    transition: var(--transition);
}
.news-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.news-card-img { height: 180px; overflow: hidden; }
.news-card-img img { width: 100%; height: 100%; object-fit: cover; }
.news-card-body { padding: 20px; }
.news-card-date { font-size: 12px; color: var(--color-accent); font-weight: 600; margin-bottom: 8px; }
.news-card-body h3 { font-size: 16px; margin-bottom: 10px; line-height: 1.4; }
.news-card-body h3 a { color: var(--color-text); }
.news-card-body h3 a:hover { color: var(--color-accent); }
.news-card-body p { font-size: 13px; color: var(--color-text-muted); line-height: 1.6; margin-bottom: 14px; }
.news-card-body .link { font-size: 13px; color: var(--color-accent); font-weight: 600; }

/* === 文章详情 === */
.article-detail { max-width: 800px; margin: 0 auto; }
.article-detail h1 { font-size: 28px; margin-bottom: 16px; line-height: 1.4; }
.article-meta { font-size: 13px; color: var(--color-text-muted); margin-bottom: 30px; padding-bottom: 16px; border-bottom: 1px solid var(--color-border); }
.article-meta span { margin-right: 20px; }
.article-content { font-size: 15px; line-height: 1.9; }
.article-content img { margin: 20px 0; border-radius: var(--radius); }
.article-nav { display: flex; justify-content: space-between; margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--color-border); }
.article-nav a { font-size: 14px; color: var(--color-primary); }
.article-nav a:hover { color: var(--color-accent); }

/* === 职位列表 === */
.job-list { display: flex; flex-direction: column; gap: 16px; }
.job-item {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 24px 28px;
    transition: var(--transition);
    cursor: pointer;
}
.job-item:hover { border-color: var(--color-accent); box-shadow: var(--shadow-sm); }
.job-item-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 12px; }
.job-item-header h3 { font-size: 18px; color: var(--color-primary); }
.job-item-meta { display: flex; gap: 20px; font-size: 13px; color: var(--color-text-muted); flex-wrap: wrap; }
.job-item-meta span { display: flex; align-items: center; gap: 5px; }
.job-item-detail { margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--color-border); display: none; }
.job-item.open .job-item-detail { display: block; }
.job-item-detail h4 { font-size: 15px; color: var(--color-accent); margin: 14px 0 8px; }
.job-item-detail ul { padding-left: 20px; }
.job-item-detail li { list-style: disc; margin-bottom: 6px; font-size: 14px; color: var(--color-text-body); }
.job-apply { margin-top: 20px; padding: 14px; background: var(--color-bg); border-radius: var(--radius); font-size: 14px; }
.job-apply strong { color: var(--color-accent); }

/* === 生产设备网格 === */
.equipment-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}
.equipment-item {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
}
.equipment-item:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.equipment-item-img { height: 140px; background: var(--color-bg); display: flex; align-items: center; justify-content: center; }
.equipment-item-img img { width: 100%; height: 100%; object-fit: cover; }
.equipment-item-body { padding: 12px; text-align: center; }
.equipment-item-body h4 { font-size: 13px; margin: 0; }

/* === 组织架构图 === */
.org-chart { text-align: center; margin: 30px 0; }
.org-level { display: flex; justify-content: center; gap: 20px; margin: 20px 0; flex-wrap: wrap; }
.org-node {
    background: var(--color-primary);
    color: var(--color-white);
    padding: 14px 24px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 600;
    min-width: 140px;
    text-align: center;
    box-shadow: var(--shadow-sm);
}
.org-node.accent { background: var(--color-accent); }
.org-connector { width: 2px; height: 24px; background: var(--color-border); margin: 0 auto; }
.org-branch { display: flex; justify-content: center; gap: 40px; position: relative; }
.org-branch::before {
    content: '';
    position: absolute;
    top: 0;
    left: 25%;
    right: 25%;
    height: 2px;
    background: var(--color-border);
}

/* === 联系页面 === */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}
.contact-info-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 32px;
}
.contact-info-item {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
    align-items: flex-start;
}
.contact-info-item:last-child { margin-bottom: 0; }
.contact-info-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 20px;
}
.contact-info-item h4 { font-size: 15px; margin-bottom: 4px; color: var(--color-primary); }
.contact-info-item p { font-size: 14px; color: var(--color-text-body); margin: 0; }

/* 表单 */
.contact-form {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 32px;
}
.form-group { margin-bottom: 20px; }
.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 8px;
}
.form-group label .required { color: var(--color-accent); }
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 14px;
    transition: var(--transition);
    outline: none;
    background: var(--color-white);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(232,108,0,0.1);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-success {
    background: #d4edda;
    color: #155724;
    padding: 14px 18px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    font-size: 14px;
}
.form-error {
    background: #f8d7da;
    color: #721c24;
    padding: 14px 18px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    font-size: 14px;
}

/* 地图 */
.map-container {
    margin-top: 40px;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
}
.map-container iframe { width: 100%; height: 400px; border: none; display: block; }

/* === 流程图 === */
.flow-steps {
    display: flex;
    justify-content: center;
    gap: 0;
    margin: 40px 0;
    flex-wrap: wrap;
}
.flow-step {
    text-align: center;
    flex: 1;
    min-width: 160px;
    max-width: 220px;
    position: relative;
    padding: 0 10px;
}
.flow-step-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 16px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 28px;
    position: relative;
    z-index: 2;
}
.flow-step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 35px;
    right: -20px;
    width: 40px;
    height: 2px;
    background: var(--color-border);
    z-index: 1;
}
.flow-step h4 { font-size: 15px; margin-bottom: 8px; }
.flow-step p { font-size: 12px; color: var(--color-text-muted); line-height: 1.5; }

/* === 对比表格 === */
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin: 30px 0;
    background: var(--color-white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}
.comparison-table th {
    background: var(--color-primary);
    color: var(--color-white);
    padding: 14px 18px;
    text-align: left;
    font-size: 14px;
    font-weight: 600;
}
.comparison-table td {
    padding: 12px 18px;
    border-bottom: 1px solid var(--color-border);
    font-size: 14px;
}
.comparison-table tr:last-child td { border-bottom: none; }
.comparison-table tr:nth-child(even) { background: var(--color-bg); }
.comparison-table .highlight { color: var(--color-accent); font-weight: 600; }

/* === 团队展示 === */
.team-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin: 40px 0;
}
.team-stat-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 30px 20px;
    text-align: center;
    transition: var(--transition);
}
.team-stat-card:hover { border-color: var(--color-accent); box-shadow: var(--shadow-md); transform: translateY(-4px); }
.team-stat-number { font-size: 42px; font-weight: 800; color: var(--color-accent); line-height: 1; margin-bottom: 8px; }
.team-stat-number small { font-size: 18px; font-weight: 500; color: var(--color-text-muted); }
.team-stat-label { font-size: 15px; font-weight: 600; color: var(--color-text); }
.team-stat-desc { font-size: 12px; color: var(--color-text-muted); margin-top: 6px; }

/* === 分页 === */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 40px;
}
.pagination a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    color: var(--color-text-body);
    font-size: 14px;
    transition: var(--transition);
}
.pagination a:hover, .pagination a.active {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-white);
}

/* === 页脚 === */
.site-footer {
    background: var(--color-primary-dark);
    color: rgba(255,255,255,0.8);
    padding: 60px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
}
.footer-about h3 { color: var(--color-white); font-size: 18px; margin-bottom: 16px; }
.footer-about p { font-size: 13px; line-height: 1.8; opacity: 0.8; }
.footer-col h4 {
    color: var(--color-white);
    font-size: 15px;
    margin-bottom: 18px;
    position: relative;
    padding-bottom: 10px;
}
.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 30px; height: 2px;
    background: var(--color-accent);
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a {
    color: rgba(255,255,255,0.7);
    font-size: 13px;
    transition: var(--transition);
}
.footer-col ul li a:hover { color: var(--color-accent-light); padding-left: 4px; }
.footer-social { display: flex; gap: 12px; margin-top: 16px; }
.footer-social a {
    width: 38px;
    height: 38px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 16px;
    transition: var(--transition);
}
.footer-social a:hover { background: var(--color-accent); transform: translateY(-3px); }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 20px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}
.footer-bottom p { font-size: 13px; opacity: 0.7; margin: 0; }
.footer-bottom-links { display: flex; gap: 20px; }
.footer-bottom-links a { color: rgba(255,255,255,0.7); font-size: 13px; }
.footer-bottom-links a:hover { color: var(--color-accent-light); }

/* === 内容页面通用 === */
.content-page { padding: 50px 0; }
.content-page h2 { font-size: 24px; margin: 30px 0 16px; color: var(--color-primary); }
.content-page h2:first-child { margin-top: 0; }
.content-page h3 { font-size: 19px; margin: 24px 0 12px; }
.content-page p { margin-bottom: 14px; line-height: 1.9; }
.content-page ul { padding-left: 24px; margin-bottom: 16px; }
.content-page ul li { list-style: disc; margin-bottom: 8px; line-height: 1.8; }
.content-page img { border-radius: var(--radius); margin: 20px 0; box-shadow: var(--shadow-sm); }
.content-intro {
    background: var(--color-bg);
    border-left: 4px solid var(--color-accent);
    padding: 20px 24px;
    border-radius: 0 var(--radius) var(--radius) 0;
    margin-bottom: 30px;
    font-size: 15px;
    line-height: 1.8;
}

/* === 响应式: 平板 === */
@media (max-width: 1024px) {
    .product-grid, .tech-grid { grid-template-columns: repeat(2, 1fr); }
    .case-grid, .news-grid { grid-template-columns: repeat(2, 1fr); }
    .equipment-grid { grid-template-columns: repeat(3, 1fr); }
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 30px; }
    .team-stats { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .hero-slider { height: 420px; }
    .hero-slide-content h2 { font-size: 32px; }
    .contact-grid { grid-template-columns: 1fr; }
    .flow-step:not(:last-child)::after { display: none; }
    .flow-steps { gap: 20px; }
}

/* === 响应式: 手机 === */
@media (max-width: 768px) {
    :root { --header-height: 60px; }
    h1 { font-size: 24px; }
    h2 { font-size: 20px; }
    .section { padding: 40px 0; }
    .section-header { margin-bottom: 30px; }
    .section-header h2 { font-size: 24px; }

    /* 页眉手机化 */
    .main-nav, .lang-switcher, .search-btn { display: none; }
    .mobile-menu-btn { display: block; }
    .site-logo img { height: 36px; }
    .site-logo .logo-text { font-size: 14px; }
    .site-logo .logo-text small { display: none; }

    /* Banner */
    .hero-slider { height: 360px; }
    .hero-slide-content h2 { font-size: 24px; margin-bottom: 10px; }
    .hero-slide-content p { font-size: 14px; margin-bottom: 20px; }
    .hero-slide-content .btn { padding: 10px 24px; font-size: 14px; }

    /* 网格 */
    .product-grid, .tech-grid, .case-grid, .news-grid { grid-template-columns: 1fr; }
    .equipment-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
    .stat-item .stat-number { font-size: 36px; }
    .team-stats { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 30px; }
    .footer-bottom { flex-direction: column; text-align: center; }

    /* 页面 */
    .page-hero { padding: 40px 0; }
    .page-hero h1 { font-size: 24px; }
    .content-page { padding: 30px 0; }
    .form-row { grid-template-columns: 1fr; }
    .contact-info-card, .contact-form { padding: 24px; }
    .map-container iframe { height: 300px; }

    /* 流程图竖向 */
    .flow-steps { flex-direction: column; align-items: center; }
    .flow-step { max-width: 100%; }

    /* 组织架构图竖向 */
    .org-level { flex-direction: column; align-items: center; }
    .org-branch { flex-direction: column; align-items: center; gap: 0; }
    .org-branch::before { display: none; }

    /* 搜索 */
    .search-overlay { padding-top: 80px; }
    .search-close { top: 15px; right: 15px; font-size: 24px; }
}

/* === 工具类 === */
.text-center { text-align: center; }
.text-accent { color: var(--color-accent); }
.text-primary { color: var(--color-primary); }
.mt-20 { margin-top: 20px; }
.mt-40 { margin-top: 40px; }
.mb-20 { margin-bottom: 20px; }
.mb-40 { margin-bottom: 40px; }
.hidden { display: none !important; }

/* === 移动端菜单按钮强制显示修复 === */
@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
        position: relative !important;
        z-index: 1001 !important;
    }
    
    /* 强制响应式：覆盖内联CSS的grid布局 */
    .container > div[style*="grid-template-columns"] {
        grid-template-columns: 1fr !important;
        gap: 24px !important;
    }
    
    /* 组织架构图响应式 */
    .org-level {
        flex-direction: column !important;
        align-items: center !important;
        gap: 20px !important;
    }
    .org-node {
        min-width: 120px !important;
    }
}

/* === 案例页面样式 === */
.case-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}
.case-item {
    background: var(--color-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--color-border);
}
.case-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}
.case-img {
    width: 100%;
    height: 280px;
    overflow: hidden;
    background: var(--color-bg-light);
}
.case-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}
.case-item:hover .case-img img {
    transform: scale(1.05);
}
.case-info {
    padding: 24px;
}
.case-info h3 {
    font-size: 18px;
    color: var(--color-primary);
    margin-bottom: 10px;
}
.case-info p {
    font-size: 14px;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin: 0;
}

/* 案例页面响应式 */
@media (max-width: 768px) {
    .case-list {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .case-img {
        height: 220px;
    }
    .case-info {
        padding: 20px;
    }
}

/* === 生产设备页面样式 === */
.equipment-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}
.equipment-item {
    background: var(--color-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--color-border);
}
.equipment-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}
.equipment-img {
    width: 100%;
    height: 280px;
    overflow: hidden;
    background: var(--color-bg-light);
}
.equipment-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}
.equipment-item:hover .equipment-img img {
    transform: scale(1.05);
}
.equipment-info {
    padding: 24px;
}
.equipment-info h3 {
    font-size: 18px;
    color: var(--color-primary);
    margin-bottom: 10px;
}
.equipment-info p {
    font-size: 14px;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin: 0;
}

/* 生产设备页面响应式 */
@media (max-width: 768px) {
    .equipment-list {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .equipment-img {
        height: 220px;
    }
    .equipment-info {
        padding: 20px;
    }
}