/* GDNOS 官方网站样式表 - 工业风格深色调设计 */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@900&display=swap');

/* ==================== CSS变量定义 ==================== */
:root {
    --primary-dark: #0a1628;
    --primary-blue: #1a2744;
    --accent-blue: #2a3f5f;
    --highlight: #e8872a;
    --text-light: #ffffff;
    --text-gray: #a8b4c8;
    --text-dark: #333333;
    --border-color: #1e3355;
    --gradient-dark: linear-gradient(135deg, #0a1628 0%, #1a2744 100%);
    --gradient-hero: linear-gradient(135deg, rgba(10,22,40,0.95) 0%, rgba(26,39,68,0.9) 100%);
    --shadow-card: 0 10px 40px rgba(0,0,0,0.3);
    --shadow-hover: 0 20px 60px rgba(0,0,0,0.4);
    --transition-default: all 0.3s ease;
}

/* ==================== 基础重置 ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

html {
    overflow-x: hidden;
}

body {
    font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--primary-dark);
    }

/* 非首页内容补偿header高度 */
body:not(.hm) {
    padding-top: 76px;
}

@media (max-width: 768px) {
    body:not(.hm) {
        padding-top: 56px;
    }
}

/* 全局防间隙 */
section {
    margin: 0 !important;
    padding-left: 0;
    padding-right: 0;
}

/* specs页面专用：消除所有板块间隙 */

a,
section a,
.belt-section-wrapper a,
.accessory-section-wrapper a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-default);
}

ul, ol {
    list-style: none;
}

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

/* ==================== 排版 ==================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--primary-dark);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
}

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

/* ==================== 导航栏 ==================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--gradient-dark);
    box-shadow: 0 2px 20px rgba(0,0,0,0.3);
    transition: var(--transition-default);
}

.header.scrolled {
    background: rgba(26,26,46,0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 30px rgba(0,0,0,0.5);
}

/* 移动端吸顶增强 */
@media (max-width: 768px) {
    .header {
        height: auto;
    }
    
    .header.scrolled {
        box-shadow: 0 4px 30px rgba(0,0,0,0.6);
    }
    
    .header.scrolled .nav-container {
        height: 56px;
    }
    
    .header.scrolled .logo-icon {
        width: 32px;
        height: 32px;
        font-size: 0.9rem;
    }
    
    .header.scrolled .logo-tagline {
        display: none;
    }
    
    .header.scrolled .menu-toggle span {
        width: 20px;
        height: 2px;
    }
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 76px;
}

.logo {
    text-decoration: none;
    color: inherit;
    display: flex;
    align-items: center;
    gap: 12px;
}


.logo-icon {
    width: 44px;
    height: 44px;
    background: #e8872a;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    color: #fff;
    font-size: 1.3rem;
    padding: 0;
    font-family: "Montserrat", sans-serif;
    letter-spacing: -1px;
}
.logo-text {
    color: var(--text-light);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 2px;
}

.logo-tagline {
    color: var(--text-gray);
    font-size: 0.7rem;
    letter-spacing: 1px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    color: var(--text-light);
    padding: 10px 18px;
    border-radius: 6px;
    font-size: 0.95rem;
    font-weight: 500;
    position: relative;
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--highlight);
    transition: width 0.3s ease;
}

.nav-link:hover::before,
.nav-link.active::before {
    width: 80%;
}

.nav-link:hover,
.nav-link.active {
    color: var(--highlight);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.lang-switch {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.1);
    padding: 8px 16px;
    border-radius: 20px;
    cursor: pointer;
    transition: var(--transition-default);
}

.lang-switch:hover {
    background: rgba(255,255,255,0.2);
}

.lang-switch a {
    color: var(--text-gray);
    font-size: 0.85rem;
    padding: 4px 8px;
    border-radius: 4px;
}

.lang-switch a.active {
    color: var(--text-light);
    background: var(--highlight);
}

.nav-cta {
    background: var(--highlight);
    color: white;
    padding: 12px 24px;
    border-radius: 25px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition-default);
}

.nav-cta:hover {
    background: #c77420;

    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(232,135,42,0.4);
}

/* 移动端菜单按钮 */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 10px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-light);
    border-radius: 2px;
    transition: var(--transition-default);
}

/* ==================== Hero 区域 ==================== */
.hero {
    min-height: 100vh;
    background: var(--gradient-dark);
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(232,135,42,0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(15,52,96,0.3) 0%, transparent 50%);
}

.hero-bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.05;
    background-image: 
        linear-gradient(rgba(255,255,255,0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 50px 50px;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 120px 20px 80px;
    width: 100%;
}

.hero-badge {
    display: inline-block;
    background: rgba(232,135,42,0.2);
    border: 1px solid var(--highlight);
    color: var(--highlight);
    padding: 8px 20px;
    border-radius: 25px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease;
}

.hero h1 {
    font-size: 3.5rem;
    color: var(--text-light);
    margin-bottom: 20px;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero h1 span,
.hero h1 .highlight {
    background: linear-gradient(135deg, #4A90D9 0%, #5BA0E0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.4rem;
    color: rgba(255,255,255,0.85);
    margin-bottom: 40px;
    max-width: 600px;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    animation: fadeInUp 0.8s ease 0.6s both;
}

.btn-primary {
    background: var(--highlight);
    color: white;
    padding: 16px 36px;
    border-radius: 30px;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition-default);
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.btn-primary:hover {

    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(232,135,42,0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text-light);
    padding: 16px 36px;
    border-radius: 30px;
    font-size: 1rem;
    font-weight: 600;
    border: 2px solid rgba(255,255,255,0.3);
    cursor: pointer;
    transition: var(--transition-default);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.1);
    border-color: var(--text-light);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 76px;
    animation: fadeInUp 0.8s ease 0.8s both;
}

.stat-item {
    text-align: center;
    padding: 30px;
    background: rgba(255,255,255,0.05);
    border-radius: 16px;
    border: 1px solid rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #4A90D9 0%, #5BA0E0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.stat-label {
    color: rgba(255,255,255,0.8);
    font-size: 1rem;
}

/* ==================== 通用区块样式 ==================== */
.section {
    padding: 100px 0;
    margin: 0;
}

.section-dark {
    background: var(--gradient-dark);
    color: var(--text-light);
}

.section-gray {
    background: rgba(255,255,255,0.03);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
    color: var(--text-light);
}

.section-header p {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.7);
    max-width: 600px;
    margin: 0 auto;
}

.section-dark .section-header h2 {
    color: var(--text-light);
}

.section-dark .section-header p {
    color: rgba(255,255,255,0.7);
}

/* ==================== 产品卡片 ==================== */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.product-card {
    background: rgba(255,255,255,0.03);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
    transition: var(--transition-default);
    border: 1px solid rgba(255,255,255,0.08);
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0,0,0,0.4);
    border-color: rgba(232,135,42,0.3);
}

.product-image {
    height: 180px;
    background: linear-gradient(135deg, rgba(42,63,95,0.8) 0%, rgba(10,22,40,0.95) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.product-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 10px,
            rgba(255,255,255,0.03) 10px,
            rgba(255,255,255,0.03) 20px
        );
}

.product-image svg {
    width: 80px;
    height: 76px;
    color: rgba(255,255,255,0.4);
    opacity: 0.8;
}

.product-image-label {
    display: none;
}

.product-content {
    padding: 24px;
}

.product-tag {
    display: inline-block;
    background: linear-gradient(135deg, #4A90D9 0%, #5BA0E0 100%);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.product-card h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
    color: rgba(255,255,255,0.95);
}

.product-card p {
    color: rgba(255,255,255,0.7);
    font-size: 0.95rem;
    margin-bottom: 16px;
}

.product-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.spec-item {
    background: rgba(255,255,255,0.08);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.7);
    border: 1px solid rgba(255,255,255,0.1);
}

.spec-item strong {
    color: rgba(255,255,255,0.9);
}

.product-actions {
    display: flex;
    gap: 12px;
}

.btn-inquire {
    display: inline-block;
    background: var(--highlight);
    color: white;
    padding: 12px 28px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-default);
    margin-top: 24px;
}

.btn-inquire:hover {
    background: var(--highlight-dark);
    transform: translateY(-2px);
}

.btn-inquire:hover {
    background: var(--highlight);
}

/* ==================== 优势区块 ==================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 16px;
    padding: 40px 30px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card:hover {
    background: rgba(255,255,255,0.1);
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
    border-color: rgba(232,135,42,0.3);
}

.feature-icon {
    width: 80px;
    height: 76px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, #4A90D9 0%, #5BA0E0 50%, #4A90D9 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon svg {
    width: 40px;
    height: 40px;
    color: white;
}

.feature-card h3 {
    color: rgba(255,255,255,0.95);
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.feature-card p {
    color: rgba(255,255,255,0.7);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ==================== 品牌Logo区 ==================== */
.brands-section {
    background: white;
    padding: 60px 0;
}

.brands-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 60px;
}

.brand-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    opacity: 0.6;
    transition: var(--transition-default);
}

.brand-item:hover {
    opacity: 1;
}

.brand-logo {
    width: 120px;
    height: 60px;
    background: #f0f0f0;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: #999;
    font-size: 0.9rem;
}

.brand-name {
    font-size: 0.9rem;
    color: #666;
    font-weight: 500;
}

/* ==================== 适配机型展示区 ==================== */
.machines-section {
    background: var(--gradient-dark);
    padding: 80px 0;
}

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

.machine-brand {
    background: rgba(255,255,255,0.03);
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
    border: 1px solid rgba(255,255,255,0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.machine-brand:hover {
    box-shadow: 0 20px 60px rgba(0,0,0,0.4);
    transform: translateY(-5px);
    border-color: rgba(232,135,42,0.3);
}

.brand-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 2px solid rgba(255,255,255,0.1);
}

.brand-badge {
    background: linear-gradient(135deg, #4A90D9 0%, #3A7BC8 100%);
    color: white;
    padding: 8px 16px;
    border-radius: 6px;
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
}

.brand-series {
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
    font-weight: 500;
}

.machine-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.machine-item {
    padding: 14px;
    background: rgba(255,255,255,0.05);
    border-radius: 8px;
    transition: var(--transition-default);
    border: 1px solid rgba(255,255,255,0.06);
    border-left: 3px solid transparent;
}

.machine-item:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(232,135,42,0.2);
    border-left-color: #4A90D9;
}

.machine-item.highlight {
    background: linear-gradient(135deg, rgba(232,135,42,0.15) 0%, rgba(243,156,18,0.1) 100%);
    border: 1px solid rgba(232,135,42,0.3);
    border-left: 3px solid #4A90D9;
}

.machine-name {
    font-weight: 600;
    color: rgba(255,255,255,0.95);
    font-size: 1rem;
    margin-bottom: 6px;
}

.machine-params {
    font-size: 0.95rem;
    color: rgba(255,255,255,0.6);
    margin-bottom: 4px;
}

.machine-capacity {
    font-size: 0.95rem;
    color: #4A90D9;
    font-weight: 500;
}

.machine-tag {
    font-size: 0.95rem;
    color: rgba(255,255,255,0.7);
}

.machines-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 16px;
    background: rgba(255,255,255,0.05);
    border-radius: 8px;
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
    border: 1px solid rgba(255,255,255,0.1);
}

.machines-note svg {
    color: #4A90D9;
    flex-shrink: 0;
}

.machines-note a {
    color: #4A90D9;
    font-weight: 500;
}

.machines-note a:hover {
    text-decoration: underline;
}

/* 响应式 */

/* === Mobile overflow fix === */

*,*::before,*::after{box-sizing:border-box}
@media(max-width:768px){
  html{overflow-x:hidden;overflow-y:auto}
  table{max-width:100%;display:block;overflow-x:auto}
  .belt-table{font-size:0.72rem}
  .belt-table th,.belt-table td{padding:5px 4px;font-size:0.68rem;word-break:break-word}
  .belt-table{overflow:visible;border-radius:0}
  .belt-table .belt-name{max-width:72px;word-break:break-all;white-space:normal}
  .specs-belt-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
  .specs-belt-table{font-size:0.72rem}
  .specs-belt-table th,.specs-belt-table td{padding:5px 4px;font-size:0.68rem;word-break:break-word}
  .specs-belt-table{overflow:visible;border-radius:0}
  img,svg,video,iframe{max-width:100%;height:auto}
  .container,.nav-container,.ab-sec,.mw{max-width:100%!important;padding-left:16px!important;padding-right:16px!important;width:100%!important}
  section,footer,header{max-width:100vw}
  pre,code{overflow-x:auto;max-width:100%}
  .specs-belt-table-wrap,.sp-tbl-wrap,.specs-table,.sp-tbl,
  .product-table-wrap,.comparison-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
}


@media (max-width: 992px) {
    .machines-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .machines-grid {
        grid-template-columns: 1fr;
    }
    
    .machine-brand {
        padding: 20px;
    }
}

/* ==================== 页面标题区 ==================== */
.page-hero {
    background: var(--gradient-dark);
    padding: 160px 0 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 50%, rgba(232,135,42,0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(15,52,96,0.2) 0%, transparent 50%);
}

.page-hero-content {
    position: relative;
    z-index: 2;
}

.page-hero h1 {
    color: var(--text-light);
    font-size: 2.8rem;
    margin-bottom: 16px;
}

.page-hero p {
    color: var(--text-gray);
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 24px;
    font-size: 0.9rem;
}

.breadcrumb a {
    color: var(--text-gray);
}

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

.breadcrumb span {
    color: var(--highlight);
}

/* ==================== 产品详情页 ==================== */
.products-section {
    padding: 80px 0;
}

.products-category {
    margin-bottom: 80px;
}

.category-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--border-color);
}

.category-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--highlight) 0%, var(--accent-blue) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.category-icon svg {
    width: 30px;
    height: 30px;
    color: white;
}

.category-header h2 {
    color: var(--primary-dark);
}

.category-header p {
    color: #666;
    margin-top: 4px;
}

.products-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
}

.product-item {
    background: white;
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: var(--transition-default);
    border: 1px solid #eee;
}

.product-item:hover {
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
    transform: translateY(-5px);
}

.product-item-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
}

.product-item h4 {
    font-size: 1.1rem;
    color: var(--primary-dark);
}

.product-model {
    background: #f0f0f0;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.75rem;
    color: #666;
    font-family: monospace;
}

.product-item-specs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 16px;
    padding: 16px;
    background: #f8f9fa;
    border-radius: 8px;
}

.spec-box {
    text-align: center;
}

.spec-box label {
    display: block;
    font-size: 0.75rem;
    color: #999;
    margin-bottom: 4px;
}

.spec-box span {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--primary-dark);
}

.product-item-applicable {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}

.applicable-label {
    font-size: 0.85rem;
    color: #666;
}

.applicable-machines {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.machine-tag {
    background: rgba(232,135,42,0.1);
    color: var(--highlight);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.95rem;
    font-weight: 500;
}

/* ==================== 解决方案页 ==================== */
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.solution-card {
    background: white;
    border-radius: 16px;
    overflow: visible;
    box-shadow: var(--shadow-card);
    transition: var(--transition-default);
}

.solution-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.solution-image {
    height: 200px;
    background: linear-gradient(135deg, #1e3355 0%, #0a1628 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.solution-image svg {
    width: 60px;
    height: 60px;
    color: var(--text-gray);
    opacity: 0.5;
}

.solution-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    background: var(--highlight);
    color: white;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.95rem;
    font-weight: 600;
}

.solution-content {
    padding: 30px 30px 40px 30px;
}

.solution-content h3 {
    font-size: 1.4rem;
    margin-bottom: 12px;
}

.solution-content p {
    color: #666;
    margin-bottom: 20px;
    line-height: 1.7;
}

.solution-features {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.solution-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #555;
    font-size: 0.95rem;
}

.solution-feature svg {
    width: 18px;
    height: 18px;
    color: var(--highlight);
    flex-shrink: 0;
}

/* ==================== 关于我们页 ==================== */
.about-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 80px;
}

.about-image {
    height: 400px;
    background: linear-gradient(135deg, #1e3355 0%, #0a1628 100%);
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    position: relative;
    overflow: hidden;
}

.about-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 20px,
            rgba(255,255,255,0.02) 20px,
            rgba(255,255,255,0.02) 40px
        );
}

.about-image svg {
    width: 100px;
    height: 100px;
    color: var(--text-gray);
    opacity: 0.3;
}

.about-image span {
    color: var(--text-gray);
    font-size: 0.9rem;
}

.about-text h2 {
    font-size: 2.2rem;
    margin-bottom: 24px;
}

.about-text p {
    color: #555;
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-values {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.value-item {
    text-align: center;
    padding: 40px 30px;
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.value-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--highlight) 0%, var(--accent-blue) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.value-icon svg {
    width: 35px;
    height: 35px;
    color: white;
}

.value-item h4 {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.value-item p {
    color: #666;
    font-size: 0.95rem;
}

/* ==================== 联系页面 ==================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-form-section {
    background: white;
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
}

.contact-form-section h2 {
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--primary-dark);
}

.form-group label span {
    color: var(--highlight);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 1rem;
    transition: var(--transition-default);
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--highlight);
    box-shadow: 0 0 0 4px rgba(232,135,42,0.1);
}

.form-group textarea {
    min-height: 140px;
    resize: vertical;
}

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

.btn-submit {
    width: 100%;
    background: var(--highlight);
    color: white;
    padding: 16px;
    border: none;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-default);
}

.btn-submit:hover {

    transform: translateY(-2px);
}

.contact-info-section {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-info-card {
    background: var(--gradient-dark);
    border-radius: 16px;
    padding: 40px;
    color: var(--text-light);
}

.contact-info-card h3 {
    color: var(--text-light);
    margin-bottom: 30px;
    font-size: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 24px;
}

.contact-item:last-child {
    margin-bottom: 0;
}

.contact-item-icon {
    width: 50px;
    height: 50px;
    background: rgba(232,135,42,0.2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-item-icon svg {
    width: 24px;
    height: 24px;
    color: var(--highlight);
}

.contact-item-content h4 {
    color: var(--text-light);
    font-size: 1rem;
    margin-bottom: 6px;
}

.contact-item-content p {
    color: var(--text-gray);
    font-size: 0.95rem;
    margin: 0;
}

.contact-item-content a {
    color: var(--highlight);
}

.contact-item-content a:hover {
    text-decoration: underline;
}

.wechat-qr {
    background: rgba(255,255,255,0.1);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
}

.wechat-qr p {
    color: var(--text-gray);
    font-size: 0.9rem;
    margin-top: 16px;
}

/* ==================== 页脚 ==================== */
.footer {
    background: var(--primary-dark);
    color: var(--text-light);
    padding: 80px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand .logo-text {
    margin-bottom: 16px;
}

.footer-brand p {
    color: var(--text-gray);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(74,144,217,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #4A90D9;
    transition: var(--transition-default);
}

.footer-social a:hover {
    background: rgba(74,144,217,0.2);
    color: #5BA0E0;
    transform: translateY(-2px);
}

.footer-social svg {
    width: 20px;
    height: 20px;
}

.footer-column h4 {
    color: var(--text-light);
    font-size: 1.1rem;
    margin-bottom: 24px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: var(--text-gray);
    font-size: 0.95rem;
    transition: var(--transition-default);
}

.footer-links a:hover {
    color: var(--highlight);
    padding-left: 8px;
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-gray);
    gap: 8px;
}

.footer-bottom p {
    white-space: normal;
}

.footer-bottom a {
    color: var(--text-gray);
}

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

/* ==================== 动画 ==================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 1024px) {
    .hero h1 {
        font-size: 2.8rem;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-intro {
        grid-template-columns: 1fr;
    }
    
    .about-image {
        height: 300px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 76px;
        left: 0;
        right: 0;
        background: var(--primary-dark);
        flex-direction: column;
        padding: 20px;
        gap: 0;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-default);
        z-index: 999;
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
        z-index: 999;
        padding-bottom: 30px;
        box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    }
    
    .menu-overlay {
        display: none;
        position: fixed;
        top: 76px;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0,0,0,0.5);
        z-index: 998;
    }
    
    .menu-overlay.active {
        display: block;
    }
    
    .nav-dropdown-menu {
        position: static;
        transform: none;
        opacity: 0;
        visibility: hidden;
        max-height: 0;
        overflow: hidden;
        padding: 0;
        background: rgba(255,255,255,0.03);
        border: none;
        box-shadow: none;
        transition: all 0.3s ease;
    }
    
    .nav-dropdown-menu.show {
        opacity: 1;
        visibility: visible;
        max-height: 200px;
        padding: 5px 0;
    }
    
    .nav-dropdown-menu a {
        text-align: center;
        padding: 12px 15px;
        color: var(--text-gray);
    }
    
    .nav-dropdown-menu a:hover {
        color: var(--highlight);
    }
    
    .nav-link {
        width: 100%;
        padding: 15px;
        text-align: center;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }
    
    .nav-right {
        display: none;
    }
    
    .nav-right.mobile-active {
        display: flex;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        background: var(--primary-dark);
        padding: 15px;
        justify-content: center;
        z-index: 1000;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .solutions-grid {
        grid-template-columns: 1fr;
    }
    
    .about-values {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .logo-text {
    .features-grid {
        grid-template-columns: 1fr;
    }
        font-size: 1.2rem;
    }
    
    .logo-tagline {
        display: none;
    }
    
    .hero {
        min-height: auto;
        padding-top: 100px;
    }
    
    .hero-content {
        padding: 100px 20px 60px;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
    }
    
    .page-hero {
        padding: 120px 0 60px;
    }
    
    .page-hero h1 {
        font-size: 2rem;
    }
    
    .products-list {
        grid-template-columns: 1fr;
    }
}

/* ==================== 工具类 ==================== */
.text-center {
    text-align: center;
}

.mb-0 { margin-bottom: 0; }
.mb-20 { margin-bottom: 20px; }
.mb-40 { margin-bottom: 40px; }
.mt-20 { margin-top: 20px; }
.mt-40 { margin-top: 40px; }

/* 表单成功消息 */
.form-success {
    display: none;
    background: #d4edda;
    color: #155724;
    padding: 20px;
    border-radius: 10px;
    text-align: center;
    margin-top: 20px;
}

.form-success.show {
    display: block;
    animation: fadeInUp 0.5s ease;
}

/* ==================== 适配机型专区样式 ==================== */
.compatible-machines-content {
    margin-top: 30px;
}

.machine-brand-section {
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 1px solid #e0e0e0;
}

.machine-brand-section:last-child {
    border-bottom: none;
}

.machine-brand-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.machine-brand-header h3 {
    font-size: 1.4rem;
    color: var(--primary-dark);
    margin: 0;
}

.brand-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.95rem;
    font-weight: 500;
}

.brand-badge.sacmi {
    background: #e8f4ff;
    color: #0066cc;
}

.brand-badge.keda {
    background: #fff3e0;
    color: #e65100;
}

.brand-badge.hlt {
    background: #e8f5e9;
    color: #2e7d32;
}

.machine-models-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.machine-model-card {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 20px;
    border: 1px solid #e0e0e0;
    transition: all 0.3s ease;
}

.machine-model-card:hover {
    border-color: var(--accent-blue);
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.machine-model-card .model-name {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: 12px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--highlight);
}

.machine-model-card .model-specs {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 16px;
}

.machine-model-card .model-specs span {
    font-size: 0.85rem;
    color: #666;
}

.machine-model-card .model-products {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.product-tag {
    background: var(--accent-blue);
    color: white;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.75rem;
}

.compatible-note {
    background: #fff8e1;
    border-radius: 12px;
    padding: 24px;
    margin-top: 30px;
    text-align: center;
}

.compatible-note p {
    color: #666;
    margin-bottom: 16px;
}

/* ==================== 解决方案页适配机型参考样式 ==================== */
.machine-reference-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.reference-brand-card {
    background: white;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    border: 1px solid #e8e8e8;
}

.reference-brand-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid #e0e0e0;
}

.reference-brand-header h3 {
    font-size: 1.3rem;
    color: var(--primary-dark);
    margin: 0;
}

.brand-tag {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
}

.brand-tag.sacmi {
    background: #e8f4ff;
    color: #0066cc;
}

.brand-tag.keda {
    background: #fff3e0;
    color: #e65100;
}

.brand-tag.hlt {
    background: #e8f5e9;
    color: #2e7d32;
}

.reference-models {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.reference-model-row {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 12px;
    background: #f8f9fa;
    border-radius: 8px;
}

.reference-model-row .model-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.reference-model-row .model-name {
    font-weight: 600;
    color: var(--primary-dark);
    font-size: 1rem;
}

.reference-model-row .model-spec {
    font-size: 0.95rem;
    color: #888;
}

.reference-model-row .model-parts {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.part-tag {
    background: var(--accent-blue);
    color: white;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.75rem;
}

.reference-cta {
    text-align: center;
    padding: 30px;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8eb 100%);
    border-radius: 12px;
}

.reference-cta p {
    color: #666;
    margin-bottom: 16px;
    font-size: 1.05rem;
}


/* 底部深色包装区域 */
.specs-bottom-wrapper {
    background: var(--gradient-dark);
    padding: 40px 0;
    width: 100%;
    overflow: hidden;
    margin: 0;
}

.specs-bottom-wrapper .specs-note-section {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
    margin-bottom: 0;
}

.specs-bottom-wrapper .specs-note-section h3 {
    color: rgba(255,255,255,0.9);
}

.specs-bottom-wrapper .specs-note-section p {
    color: rgba(255,255,255,0.6);
}

.specs-bottom-wrapper .section-dark {
    padding: 80px 0;
}

/* 响应式适配 */
@media (max-width: 768px) {
    .machine-models-grid {
        grid-template-columns: 1fr;
    }
    
    .machine-reference-grid {
        grid-template-columns: 1fr;
    }
    
    .machine-brand-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .reference-brand-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
}

/* ==================== 规格选型页面 ==================== */
/* 规格选型页全局防间隙 - 确保section之间零间隙 */
.specs-hero,
.belt-section-wrapper,
.accessory-section-wrapper,
.specs-bottom-wrapper {
    display: block;
    width: 100%;
    box-sizing: border-box;
    position: relative;
    margin: 0 !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
}

/* specs页面section直接相邻无间隙 */
.belt-section-wrapper + .accessory-section-wrapper,
.accessory-section-wrapper + .specs-bottom-wrapper {
    margin-top: 0 !important;
}

/* specs-hero 页面标题区 */
.specs-hero {
    background: var(--gradient-dark);
    padding: 160px 0 40px;
    width: 100%;
    text-align: center;
    position: relative;
    overflow: hidden;
}

/* 渐变过渡带样式 - 使用纯色渐变避免白色区域 */
.specs-gradient-belt-to-accessory {
    height: 70px;
    background: linear-gradient(180deg, #1a2332 0%, #d8dadc 100%);
    width: 100%;
    margin: 0;
    padding: 0;
}

.specs-gradient-accessory-to-bottom {
    height: 70px;
    background: linear-gradient(180deg, #d8dadc 0%, #1a2332 100%);
    width: 100%;
    margin: 0;
    padding: 0;
}

/* belt-section-wrapper 钢带选型区 */
.belt-section-wrapper {
    background: var(--gradient-dark);
    padding: 40px 0;
}

/* accessory-section-wrapper 配件选型区 */
.accessory-section-wrapper {
    background: #f5f5f7;
    padding: 40px 0;
}

/* specs-bottom-wrapper 底部区域 */
.specs-bottom-wrapper {
    background: var(--gradient-dark);
    padding: 40px 0;
}

.specs-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(232,135,42,0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(15,52,96,0.3) 0%, transparent 50%);
}

.specs-hero-content {
    position: relative;
    z-index: 2;
}

.specs-hero h1 {
    color: var(--text-light);
    font-size: 3rem;
    margin-bottom: 20px;
}

.specs-hero p {
    color: var(--text-gray);
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto;
}

.specs-section {
    padding: 80px 0;
    background: #f8f9fa;
}

/* 品牌区块统一样式 */
.belt-brand-section,
.accessory-brand-section {
    margin-bottom: 24px;
}

/* 机型卡片间距 */
.machine-cards {
    gap: 20px;
}

/* 品牌区块 */
.brand-section {
    margin-bottom: 80px;
}

.brand-section-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 3px solid var(--border-color);
}

.brand-section-header.sacmi {
    border-color: #2a3f5f;
}

.brand-section-header.keda {
    border-color: #0d7377;
}

.brand-section-header.hlt {
    border-color: #4A90D9;
}

.brand-icon {
    width: 70px;
    height: 70px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
}

.brand-icon.sacmi {
    background: linear-gradient(135deg, #2a3f5f, #1a2744);
}

.brand-icon.keda {
    background: linear-gradient(135deg, #0d7377, #145c5e);
}

.brand-icon.hlt {
    background: linear-gradient(135deg, #4A90D9, #2E5F99);
}

.brand-title h2 {
    font-size: 2rem;
    margin-bottom: 8px;
}

.brand-title p {
    color: #666;
    font-size: 1rem;
    margin: 0;
}

.machine-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 30px;
}

.machine-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: var(--transition-default);
}

.machine-card:hover {
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
    transform: translateY(-5px);
}

.machine-card-image {
    height: 220px;
    position: relative;
    overflow: hidden;
}

.machine-card-image img,
.machine-card-image svg {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.machine-card-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    color: white;
}

.machine-card-badge.sacmi {
    background: #2a3f5f;
}

.machine-card-badge.keda {
    background: #0d7377;
}

.machine-card-badge.hlt {
    background: #e8872a;
}

.machine-card-content {
    padding: 24px;
}

.machine-card-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 16px;
}

.machine-specs-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 20px;
    padding: 16px;
    background: #f8f9fa;
    border-radius: 10px;
}

.machine-spec-item {
    text-align: center;
}

.machine-spec-item label {
    display: block;
    font-size: 0.75rem;
    color: #999;
    margin-bottom: 4px;
}

.machine-spec-item span {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--primary-dark);
}

.slab-size-highlight {
    background: linear-gradient(135deg, #fff9f0, #fff5e6);
    border: 2px solid #ffcc80;
    border-radius: 10px;
    padding: 16px;
    margin-bottom: 20px;
}

.slab-size-highlight h4 {
    color: #e65100;
    font-size: 1rem;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.slab-size-highlight h4 svg {
    width: 18px;
    height: 18px;
}

.slab-size-highlight p {
    color: #666;
    font-size: 0.95rem;
    margin: 0;
}

.belt-section {
    margin-bottom: 20px;
}

.belt-section h4 {
    font-size: 1rem;
    color: var(--primary-dark);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.belt-section h4 svg {
    width: 18px;
    height: 18px;
    color: var(--accent-blue);
}

.belt-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.belt-table th,
.belt-table td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.belt-table th {
    background: #f8f9fa;
    font-weight: 600;
    color: #666;
}

.belt-table td {
    color: #333;
}

.belt-type {
    font-weight: 600;
    color: var(--primary-dark);
}

.belt-import {
    color: #0d7377;
    font-weight: 500;
}

.belt-domestic {
    color: #666;
}

.accessory-section {
    margin-top: 16px;
}

.accessory-section h4 {
    font-size: 1rem;
    color: var(--primary-dark);
    margin-bottom: 12px;
}

.accessory-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
}

.accessory-tag {
    background: rgba(15,52,96,0.08);
    color: var(--accent-blue);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.95rem;
    font-weight: 500;
    border: 1px solid rgba(15,52,96,0.15);
}

/* 配件区域加入询价单按钮 */








.custom-service {
    background: linear-gradient(135deg, #f8f9fa, #f0f4f8);
    border-radius: 12px;
    padding: 20px;
    margin-top: 20px;
    border: 1px solid #e0e6ed;
}

.custom-service h4 {
    color: var(--primary-dark);
    font-size: 1rem;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.custom-service h4 svg {
    width: 18px;
    height: 18px;
    color: var(--highlight);
}

.custom-service ul {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 20px;
    margin-bottom: 16px;
}

.custom-service li {
    color: #555;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 6px;
}

.custom-service li::before {
    content: '✓';
    color: var(--highlight);
    font-weight: bold;
}

.custom-service .btn-custom {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--primary-dark);
    color: white;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition-default);
}

.custom-service .btn-custom:hover {
    background: var(--highlight);
    transform: translateY(-2px);
}

.material-info {
    background: linear-gradient(135deg, #e8f5e9, #c8e6c9);
    border-radius: 12px;
    padding: 20px;
    margin-top: 30px;
}

.material-info h4 {
    color: #2e7d32;
    font-size: 1rem;
    margin-bottom: 12px;
}

.material-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.material-item {
    background: white;
    border-radius: 8px;
    padding: 16px;
}

.material-item h5 {
    font-size: 0.9rem;
    color: #2e7d32;
    margin-bottom: 8px;
}

.material-item p {
    font-size: 0.95rem;
    color: #666;
    margin: 0;
    line-height: 1.5;
}

.specs-note {
    background: #e3f2fd;
    border-radius: 12px;
    padding: 20px;
    margin-top: 40px;
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.specs-note svg {
    width: 24px;
    height: 24px;
    color: var(--accent-blue);
    flex-shrink: 0;
    margin-top: 2px;
}

.specs-note p {
    color: #1565c0;
    font-size: 0.95rem;
    margin: 0;
    line-height: 1.6;
}

/* 响应式 */
@media (max-width: 992px) {
    .machine-cards {
        grid-template-columns: 1fr;
    }
    
    .machine-specs-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .specs-hero {
        padding: 150px 0 60px;
    }
    
    .specs-hero h1 {
        font-size: 2rem;
    }
    
    .brand-section-header {
        flex-direction: column;
        text-align: center;
    }
    
    .machine-specs-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .belt-table {
        font-size: 0.95rem;
    }
    
    .belt-table th,
    .belt-table td {
        padding: 8px;
    }
}

@media (max-width: 480px) {
    .machine-specs-grid {
        grid-template-columns: 1fr;
    }
    
    .accessory-tags {
        gap: 6px;
    }
    
    .accessory-tag {
        font-size: 0.75rem;
        padding: 4px 8px;
    }
}




/* ===== 产品搜索栏样式 ===== */
.product-search-bar {
    margin-bottom: 48px;
    padding: 28px 32px;
    background: rgba(255,255,255,0.05);
    border-radius: 16px;
    border: 1px solid rgba(255,255,255,0.1);
}

.search-input-wrap {
    display: flex;
    align-items: center;
    background: rgba(255,255,255,0.12);
    border: 2px solid rgba(13,115,119,0.5);
    border-radius: 10px;
    padding: 0 16px;
    transition: all 0.3s ease;
}

.search-input-wrap:focus-within {
    border-color: #0d7377;
    box-shadow: 0 0 0 3px rgba(13,115,119,0.15);
    background: rgba(255,255,255,0.1);
}

.search-input-wrap svg {
    flex-shrink: 0;
    margin-right: 12px;
    color: #0d7377;
    opacity: 0.8;
}

.search-input-wrap input {
    flex: 1;
    background: none;
    border: none;
    outline: none;
    color: #fff;
    font-size: 15px;
    padding: 14px 0;
    font-family: inherit;
}

.search-input-wrap input::placeholder {
    color: rgba(255,255,255,0.65);
}

#clearSearch {
    font-size: 16px !important;
    color: rgba(255,255,255,0.5) !important;
    transition: color 0.2s;
}

#clearSearch:hover {
    color: #0d7377 !important;
}

.search-filter-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 18px;
}

.filter-tag {
    white-space: normal;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.25);
    color: #90a4ae;
    padding: 7px 18px;
    border-radius: 24px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.25s ease;
    font-family: inherit;
    user-select: none;
}

.filter-tag:hover {
    background: rgba(13,115,119,0.15);
    border-color: rgba(13,115,119,0.4);
    color: #5cc4c8;
}

.filter-tag.active {
    background: #0d7377;
    border-color: #0d7377;
    color: #fff;
    box-shadow: 0 2px 12px rgba(13,115,119,0.3);
}

.search-result-count {
    margin-top: 14px;
    font-size: 13px;
    color: rgba(255,255,255,0.45);
    padding-left: 4px;
}

.search-result-count span {
    color: #5cc4c8;
    font-weight: 600;
}

/* 搜索隐藏 */
.products-category.search-hidden,
.product-item.search-hidden,
.machine-model-card.search-hidden,
.machine-brand-section.search-hidden {
    display: none !important;
}

/* 无结果提示 */
.no-search-results {
    text-align: center;
    padding: 60px 20px;
    color: rgba(255,255,255,0.3);
    font-size: 16px;
}

.no-search-results svg {
    width: 48px;
    height: 48px;
    margin-bottom: 16px;
    opacity: 0.25;
}

/* 响应式 */
@media (max-width: 768px) {
    .product-search-bar {
        padding: 20px 16px;
        margin-bottom: 32px;
        border-radius: 12px;
    }
    .search-input-wrap input {
        font-size: 14px;
        padding: 12px 0;
    }
    .filter-tag {
    white-space: normal;
        padding: 6px 14px;
        font-size: 12px;
    }
    .search-filter-tags {
        gap: 8px;
    }
}

@media (max-width: 480px) {
    .filter-tag {
    white-space: normal;
        padding: 5px 12px;
        font-size: 11px;
    }
}

/* 产品标题：型号+类型分行 */
.product-item h4 {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.model-name-main {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary-dark, #0a1628);
    white-space: normal;
}

.model-name-sub {
    font-size: 0.95rem;
    font-weight: 400;
    color: #0d7377;
    white-space: normal;
}
/* Hero区域多标签 */
.hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 24px;
    justify-content: center;
}

.hero-badges .hero-badge {
    background: rgba(232,135,42,0.12);
    border: 1px solid rgba(232,135,42,0.25);
    color: #f0a0b0;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    white-space: normal;
    letter-spacing: 0.5px;
}

@media (max-width: 480px) {
    .hero-badges {
        gap: 8px;
    }
    .hero-badges .hero-badge {
        padding: 5px 12px;
        font-size: 0.72rem;
    }
}

/* FAQ卡片网格 */
.faq-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.faq-card {
    background: white;
    border: 1px solid #eee;
    border-radius: 12px;
    padding: 28px 24px;
    text-align: left;
    transition: var(--transition-default);
    position: relative;
}

.faq-card:hover {
    border-color: var(--highlight);
    box-shadow: 0 4px 20px rgba(232,135,42,0.08);
    transform: translateY(-3px);
}

.faq-card .faq-q {
    display: inline-block;
    width: 32px;
    height: 32px;
    line-height: 32px;
    text-align: center;
    background: linear-gradient(135deg, var(--highlight) 0%, #c0392b 100%);
    color: white;
    border-radius: 8px;
    font-weight: 700;
    font-size: 0.9rem;
    margin-bottom: 14px;
}

.faq-card h3 {
    color: var(--primary-dark);
    font-size: 1rem;
    margin-bottom: 10px;
    line-height: 1.5;
    font-weight: 600;
}

.faq-card p {
    color: #666;
    margin: 0;
    font-size: 0.88rem;
    line-height: 1.7;
}

@media (max-width: 768px) {
    .faq-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .faq-grid {
        grid-template-columns: 1fr;
    }
}

/* ==================== 规格选型页面 - 钢带与配件板块分区样式 ==================== */

/* 钢带板块容器 - 深色工业风格 */
.belt-section-wrapper {
    background: linear-gradient(180deg, #0a1628 0%, #1a2332 100%);
    padding: 40px 0;
    margin: 0;
    width: 100%;
    overflow: hidden;
    position: relative;
}

.belt-section-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(232,135,42,0.3), transparent);
}

/* 配件板块容器 - 浅色工业风格 */
.accessory-section-wrapper {
    background: linear-gradient(180deg, #f8f9fb 0%, #ffffff 100%);
    padding: 40px 0;
    margin: 0;
    width: 100%;
    overflow: hidden;
    position: relative;
}

.accessory-section-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(15,52,96,0.2), transparent);
}

/* 板块标题区 */
.section-block-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 48px;
    padding: 28px 32px;
    background: rgba(255,255,255,0.05);
    border-radius: 16px;
    border: 1px solid rgba(255,255,255,0.08);
}

.belt-block-header {
    background: rgba(255,255,255,0.03);
    border-color: rgba(232,135,42,0.15);
}

.accessory-block-header {
    background: rgba(15,52,96,0.04);
    border-color: rgba(15,52,96,0.1);
}

.section-block-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    flex-shrink: 0;
}

.belt-block-header .section-block-icon {
    background: linear-gradient(135deg, rgba(232,135,42,0.2) 0%, rgba(232,135,42,0.1) 100%);
    color: #4A90D9;
}

.accessory-block-header .section-block-icon {
    background: linear-gradient(135deg, rgba(15,52,96,0.15) 0%, rgba(15,52,96,0.08) 100%);
    color: #2a3f5f;
}

.section-block-icon svg {
    width: 32px;
    height: 32px;
}

.section-block-title h2 {
    font-size: 1.75rem;
    margin-bottom: 6px;
    letter-spacing: 0.5px;
}

.belt-block-header .section-block-title h2 {
    color: #ffffff;
}

.accessory-block-header .section-block-title h2 {
    color: #2a3f5f;
}

.section-block-title p {
    font-size: 0.95rem;
    margin: 0;
}

.belt-block-header .section-block-title p {
    color: rgba(255,255,255,0.6);
}

.accessory-block-header .section-block-title p {
    color: #666;
}

/* 品牌区块 */
.brand-section {
    margin-bottom: 8px;
}

.belt-brand-section {
    padding: 20px;
    background: rgba(255,255,255,0.03);
    border-radius: 16px;
    border: 1px solid rgba(255,255,255,0.06);
}

.accessory-brand-section {
    padding: 32px;
    background: #ffffff;
    border-radius: 16px;
    border: 1px solid #eee;
    box-shadow: 0 4px 20px rgba(0,0,0,0.04);
}

/* 品牌区块标题 */
.brand-section-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 28px;
    padding-bottom: 20px;
    border-bottom: 1px solid;
}

.brand-section-header.sacmi {
    border-color: rgba(15,52,96,0.15);
}

.brand-section-header.keda {
    border-color: rgba(46,125,50,0.15);
}

.brand-section-header.hlt {
    border-color: rgba(156,39,176,0.15);
}

.brand-icon {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
    color: white;
    flex-shrink: 0;
}

.brand-icon.sacmi {
    background: linear-gradient(135deg, #2a3f5f 0%, #162447 100%);
}

.brand-icon.keda {
    background: linear-gradient(135deg, #2e7d32 0%, #1b5e20 100%);
}

.brand-icon.hlt {
    background: linear-gradient(135deg, #7b1fa2 0%, #4a148c 100%);
}

.brand-title h2 {
    font-size: 1.25rem;
    margin-bottom: 4px;
}

.belt-brand-section .brand-title h2 {
    color: #ffffff;
}

.accessory-brand-section .brand-title h2 {
    color: #0a1628;
}

.brand-title p {
    font-size: 0.88rem;
    margin: 0;
}

.belt-brand-section .brand-title p {
    color: rgba(255,255,255,0.5);
}

.accessory-brand-section .brand-title p {
    color: #888;
}

/* 机型卡片网格 */
.machine-cards {
    display: grid;
    gap: 24px;
    align-items: start;
}

.belt-machine-cards {
    grid-template-columns: repeat(3, 1fr);
}

.accessory-machine-cards {
    grid-template-columns: repeat(3, 1fr);
}

/* 机型卡片 */
.machine-card {
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.35s ease;
}

.belt-machine-card {
    background: linear-gradient(145deg, rgba(255,255,255,0.08) 0%, rgba(255,255,255,0.03) 100%);
    border: 1px solid rgba(255,255,255,0.08);
}

.accessory-machine-card {
    background: #ffffff;
    border: 1px solid #eee;
    box-shadow: 0 4px 16px rgba(0,0,0,0.04);
}

.belt-machine-card:hover {
    transform: translateY(-6px);
    border-color: rgba(232,135,42,0.3);
    box-shadow: 0 16px 48px rgba(232,135,42,0.15);
}

.accessory-machine-card:hover {
    transform: translateY(-6px);
    border-color: rgba(15,52,96,0.2);
    box-shadow: 0 16px 48px rgba(15,52,96,0.1);
}

.machine-card-image {
    position: relative;
    height: 160px;
    background: linear-gradient(135deg, #1a2332 0%, #0a1628 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.accessory-machine-card .machine-card-image {
    background: linear-gradient(135deg, #f0f2f5 0%, #e8eaed 100%);
}

.machine-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.7;
}

.machine-card-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
    letter-spacing: 0.5px;
}

.machine-card-badge.sacmi {
    background: linear-gradient(135deg, #2a3f5f 0%, #162447 100%);
}

.machine-card-badge.keda {
    background: linear-gradient(135deg, #2e7d32 0%, #1b5e20 100%);
}

.machine-card-badge.hlt {
    background: linear-gradient(135deg, #7b1fa2 0%, #4a148c 100%);
}

.machine-card-content {
    padding: 24px;
}

.belt-machine-card .machine-card-content {
    background: linear-gradient(180deg, rgba(255,255,255,0.05) 0%, transparent 100%);
}

.machine-card-title {
    font-size: 1.15rem;
    margin-bottom: 16px;
}

.belt-machine-card .machine-card-title {
    color: #ffffff;
}

.accessory-machine-card .machine-card-title {
    color: #0a1628;
}

/* 机型参数网格 */
.machine-specs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}

.machine-spec-item {
    padding: 12px;
    border-radius: 8px;
}

.belt-machine-card .machine-spec-item {
    background: rgba(255,255,255,0.05);
}

.accessory-machine-card .machine-spec-item {
    background: #f8f9fb;
}

.machine-spec-item label {
    display: block;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.belt-machine-card .machine-spec-item label {
    color: rgba(255,255,255,0.4);
}

.accessory-machine-card .machine-spec-item label {
    color: #999;
}

.machine-spec-item span {
    font-size: 0.95rem;
    font-weight: 600;
}

.belt-machine-card .machine-spec-item span {
    color: #e0e0e0;
}

.accessory-machine-card .machine-spec-item span {
    color: #333;
}

/* 岩板尺寸高亮 */
.slab-size-highlight {
    padding: 16px;
    border-radius: 10px;
    margin-bottom: 20px;
}

.belt-machine-card .slab-size-highlight {
    background: rgba(232,135,42,0.12);
    border: 1px solid rgba(232,135,42,0.2);
}

.accessory-machine-card .slab-size-highlight {
    background: rgba(15,52,96,0.06);
    border: 1px solid rgba(15,52,96,0.1);
}

.slab-size-highlight h4 {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    margin-bottom: 8px;
}

.belt-machine-card .slab-size-highlight h4 {
    color: #f0a0b0;
}

.accessory-machine-card .slab-size-highlight h4 {
    color: #2a3f5f;
}

.slab-size-highlight h4 svg {
    width: 16px;
    height: 16px;
}

.slab-size-highlight p {
    font-size: 0.88rem;
    margin: 0;
}

.belt-machine-card .slab-size-highlight p {
    color: rgba(255,255,255,0.7);
}

.accessory-machine-card .slab-size-highlight p {
    color: #555;
}

.slab-size-highlight strong {
    font-weight: 600;
}

/* 钢带区域 */
.belt-section {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid;
}

.belt-section h4 {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    margin-bottom: 12px;
}

.belt-section h4 svg {
    width: 16px;
    height: 16px;
}

.belt-machine-card .belt-section {
    border-color: rgba(255,255,255,0.1);
}

.belt-machine-card .belt-section h4 {
    color: rgba(255,255,255,0.7);
}

.accessory-machine-card .belt-section {
    border-color: #eee;
}

.accessory-machine-card .belt-section h4 {
    color: #555;
}

/* 钢带表格 */
.belt-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.belt-table thead th {
    padding: 10px 12px;
    text-align: left;
    font-weight: 600;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid;
}

.belt-machine-card .belt-table thead th {
    color: rgba(255,255,255,0.4);
    border-color: rgba(255,255,255,0.1);
}

.accessory-machine-card .belt-table thead th {
    color: #888;
    border-color: #eee;
}

.belt-table tbody td {
    padding: 10px 12px;
    border-bottom: 1px solid;
}

.belt-machine-card .belt-table tbody td {
    color: rgba(255,255,255,0.8);
    border-color: rgba(255,255,255,0.05);
}

.accessory-machine-card .belt-table tbody td {
    color: #555;
    border-color: #f5f5f5;
}

.belt-table tbody tr:last-child td {
    border-bottom: none;
}

.belt-type {
    font-weight: 600;
}

.belt-machine-card .belt-type {
    color: #64b5f6 !important;
}

.accessory-machine-card .belt-type {
    color: #2a3f5f !important;
}

.belt-import, .belt-domestic {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 0.72rem;
    font-weight: 500;
}

.belt-import {
    background: rgba(232,135,42,0.15);
    color: #4A90D9 !important;
}

.belt-domestic {
    background: rgba(100,181,246,0.15);
    color: #64b5f6 !important;
}

/* 材质信息样式 */
.belt-material-info,
.accessory-material-info {
    margin-top: 16px;
    padding: 14px;
    border-radius: 10px;
    font-size: 0.85rem;
}

.belt-material-info {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
}

.accessory-material-info {
    background: #f8f9fb;
    border: 1px solid #eee;
}

.material-label {
    font-weight: 600;
    margin-bottom: 6px;
}

.belt-material-info .material-label {
    color: rgba(255,255,255,0.7);
}

.accessory-material-info .material-label {
    color: #555;
}

.material-content {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.belt-material-info .material-content {
    color: rgba(255,255,255,0.6);
}

.accessory-material-info .material-content {
    color: #777;
}

/* UHMWPE材质标签 */
.uhmwpe-tag {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.3px;
}

.belt-material-info .uhmwpe-tag {
    background: linear-gradient(135deg, rgba(232,135,42,0.25) 0%, rgba(232,135,42,0.15) 100%);
    color: #ff8a9d;
    border: 1px solid rgba(232,135,42,0.3);
}

.accessory-material-info .uhmwpe-tag {
    background: linear-gradient(135deg, rgba(15,52,96,0.1) 0%, rgba(15,52,96,0.05) 100%);
    color: #2a3f5f;
    border: 1px solid rgba(15,52,96,0.15);
}

/* 选型提示区块 */
.specs-note-section {
    margin-top: 0;
    margin-bottom: 0;
    padding: 32px;
    border-radius: 16px;
    text-align: center;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
}

.accessory-section-wrapper .specs-note-section {
    background: linear-gradient(135deg, rgba(15,52,96,0.05) 0%, rgba(15,52,96,0.02) 100%);
    border: 1px solid rgba(15,52,96,0.1);
}

.belt-section-wrapper .specs-note-section {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.08);
}

.specs-note-section h3 {
    font-size: 1.1rem;
    margin-bottom: 12px;
    color: rgba(255,255,255,0.9);
}

.accessory-section-wrapper .specs-note-section h3 {
    color: #2a3f5f;
}

.belt-section-wrapper .specs-note-section h3 {
    color: rgba(255,255,255,0.9);
}

.specs-note-section p {
    font-size: 0.9rem;
    margin: 0 auto;
    max-width: 600px;
    color: rgba(255,255,255,0.6);
}

.accessory-section-wrapper .specs-note-section p {
    color: #666;
}

.belt-section-wrapper .specs-note-section p {
    color: rgba(255,255,255,0.6);
}


/* 底部深色包装区域 */
.specs-bottom-wrapper {
    background: var(--gradient-dark);
    padding: 40px 0;
    width: 100%;
    overflow: hidden;
    margin: 0;
}

.specs-bottom-wrapper .specs-note-section {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
    margin-bottom: 0;
}

.specs-bottom-wrapper .specs-note-section h3 {
    color: rgba(255,255,255,0.9);
}

.specs-bottom-wrapper .specs-note-section p {
    color: rgba(255,255,255,0.6);
}

.specs-bottom-wrapper .section-dark {
    padding: 80px 0;
}

/* 响应式适配 */
@media (max-width: 1024px) {
    .belt-machine-cards,
    .accessory-machine-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .section-block-header {
        flex-direction: column;
        text-align: center;
        padding: 24px;
    }
    
    .section-block-title h2 {
        font-size: 1.4rem;
    }
    
    .belt-machine-cards,
    .accessory-machine-cards {
        grid-template-columns: 1fr;
    }
    
    .brand-section-header {
        flex-direction: column;
        text-align: center;
    }
    
    .belt-brand-section,
    .accessory-brand-section {
        padding: 24px;
    }
}

@media (max-width: 480px) {
    .belt-section-wrapper,
    .accessory-section-wrapper {
        padding: 50px 0;
    }
    
    .section-block-header {
        padding: 20px;
        gap: 14px;
    }
    
    .section-block-icon {
        width: 52px;
        height: 52px;
    }
    
    .section-block-icon svg {
        width: 26px;
        height: 26px;
    }
    
    .machine-card-content {
        padding: 18px;
    }
    
    .machine-specs-grid {
        grid-template-columns: 1fr;
    }
}

/* Specs bottom inner styles */
.specs-note-inner {
    padding: 32px;
    text-align: center;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 16px;
    margin: 0 0 30px 0;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}
.specs-note-inner p {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.6);
    margin: 0;
    line-height: 1.6;
}
.specs-note-inner svg {
    color: #4A90D9;
    margin-bottom: 8px;
}
.specs-cta-section {
    padding: 20px 0 0 0;
}
/* =====================================================
   SPECS 页面左右分栏布局样式
   ===================================================== */

/* 分栏主容器 */
.specs-split-wrapper {
    display: flex;
    min-height: calc(100vh - 200px);
    width: 100%;
}

/* 左侧产品展示区 */
.specs-left-panel {
    width: 58%;
    min-width: 0;
    overflow-y: auto;
    background: var(--primary-dark);
    padding: 30px 20px 60px;
    max-height: calc(100vh - 80px);
    position: sticky;
    top: 76px;
}

/* 右侧选品询价区 */
.specs-right-panel {
    width: 42%;
    min-width: 0;
    overflow-y: auto;
    background: #f5f5f7;
    padding: 30px 20px 60px;
    max-height: calc(100vh - 80px);
    position: sticky;
    top: 76px;
}

/* 分栏内标题样式 */
.specs-panel-header {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid rgba(255,255,255,0.15);
}

.specs-left-panel .specs-panel-header {
    border-bottom-color: rgba(255,255,255,0.15);
}

.specs-right-panel .specs-panel-header {
    border-bottom-color: #e0e0e0;
}

.specs-panel-header h2 {
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.specs-left-panel .specs-panel-header h2 {
    color: #fff;
}

.specs-right-panel .specs-panel-header h2 {
    color: var(--primary-dark);
}

.specs-panel-header p {
    font-size: 0.9rem;
    margin: 0;
}

.specs-left-panel .specs-panel-header p {
    color: rgba(255,255,255,0.6);
}

.specs-right-panel .specs-panel-header p {
    color: #666;
}

/* 品牌区块 - 左侧展示区 */
.specs-display-brand {
    margin-bottom: 40px;
}

.specs-display-brand:last-child {
    margin-bottom: 0;
}

.specs-brand-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 2px solid rgba(255,255,255,0.1);
}

.specs-brand-header.sacmi {
    border-color: #2a3f5f;
}

.specs-brand-header.keda {
    border-color: #0d7377;
}

.specs-brand-header.hlt {
    border-color: #4A90D9;
}

.specs-brand-icon {
    width: 50px;
    height: 50px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
}

.specs-brand-icon.sacmi {
    background: linear-gradient(135deg, #2a3f5f, #1a2744);
}

.specs-brand-icon.keda {
    background: linear-gradient(135deg, #0d7377, #145c5e);
}

.specs-brand-icon.hlt {
    background: linear-gradient(135deg, #4A90D9, #2E5F99);
}

.specs-brand-title h3 {
    font-size: 1.2rem;
    color: #fff;
    margin-bottom: 4px;
}

.specs-brand-title p {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.5);
    margin: 0;
}

/* 左侧机型卡片 - 纯展示样式 */
.specs-display-card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
}

.specs-display-card:last-child {
    margin-bottom: 0;
}

.specs-display-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.specs-display-card h4 {
    font-size: 1.1rem;
    color: #fff;
    margin: 0;
}

.specs-display-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    color: #fff;
}

.specs-display-badge.sacmi {
    background: #2a3f5f;
}

.specs-display-badge.keda {
    background: #0d7377;
}

.specs-display-badge.hlt {
    background: #e8872a;
}

.specs-display-params {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin-bottom: 16px;
    padding: 12px;
    background: rgba(0,0,0,0.2);
    border-radius: 8px;
}

.specs-display-param {
    text-align: center;
}

.specs-display-param label {
    display: block;
    font-size: 0.7rem;
    color: rgba(255,255,255,0.5);
    margin-bottom: 4px;
}

.specs-display-param span {
    font-size: 0.85rem;
    color: #fff;
    font-weight: 500;
}

/* 钢带表格样式 - 左侧 */
.specs-belt-table-wrap {
    margin-bottom: 16px;
}

.specs-belt-table-wrap h5 {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.8);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.specs-belt-table-wrap h5 svg {
    width: 16px;
    height: 16px;
    color: var(--accent-blue);
}

.specs-belt-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.8rem;
}

.specs-belt-table th,
.specs-belt-table td {
    padding: 8px 10px;
    text-align: left;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.specs-belt-table th {
    background: rgba(255,255,255,0.05);
    color: rgba(255,255,255,0.6);
    font-weight: 500;
}

.specs-belt-table td {
    color: rgba(255,255,255,0.9);
}

.specs-belt-table .belt-type {
    font-weight: 600;
    color: #fff;
}

.specs-belt-table .belt-import {
    color: #4fc3f7;
}

.specs-belt-table .belt-domestic {
    color: rgba(255,255,255,0.6);
}

/* 配件标签样式 - 左侧 */
.specs-accessory-wrap {
    margin-top: 16px;
}

.specs-accessory-wrap h5 {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.8);
    margin-bottom: 10px;
}

.specs-accessory-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.specs-accessory-tag {
    background: rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.8);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.75rem;
    border: 1px solid rgba(255,255,255,0.15);
}

.specs-material-label {
    margin-top: 10px;
    font-size: 0.75rem;
    color: rgba(255,255,255,0.4);
}

/* 右侧选品区块样式 */
















/* 询价产品项 */












/* 加入询价单按钮 - 右侧 */






/* 配件分组样式 */
.specs-accessory-group {
    margin-bottom: 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.specs-accessory-group:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.specs-accessory-group-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--highlight);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 10px;
    padding-left: 4px;
    border-left: 3px solid var(--highlight);
}

/* 配件分组内的item样式微调 */












/* 询价单摘要区 */






.specs-summary-info {
    background: rgba(255,255,255,0.1);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 16px;
}

.specs-summary-info p {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.7);
    margin: 0;
    line-height: 1.6;
}

.specs-summary-actions {
    display: flex;
    gap: 12px;
}

.specs-summary-actions .btn-clear,
.specs-summary-actions .btn-submit {
    flex: 1;
    padding: 12px 20px;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.specs-summary-actions .btn-clear {
    background: rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.8);
    border: 1px solid rgba(255,255,255,0.2);
}

.specs-summary-actions .btn-clear:hover {
    background: rgba(255,255,255,0.2);
}

.specs-summary-actions .btn-submit {
    background: var(--highlight);
    color: #fff;
    border: none;
}

.specs-summary-actions .btn-submit:hover {

}

/* 品牌区块 - 右侧 */
























/* 移动端响应式 - 上下布局 */
@media (max-width: 1024px) {
    .specs-split-wrapper {
        flex-direction: column;
    }
    
    .specs-left-panel,
    .specs-right-panel {
        width: 100%;
        max-height: none;
        position: relative;
        top: 0;
    }
    
    .specs-left-panel {
        background: #1a2332;
    }
    
    .specs-right-panel {
        background: #f5f5f7;
    }
    
    .specs-display-params {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .specs-left-panel,
    .specs-right-panel {
        padding: 20px 15px 40px;
    }
    
    .specs-panel-header {
        margin-bottom: 20px;
        padding-bottom: 16px;
    }
    
    .specs-panel-header h2 {
        font-size: 1.3rem;
    }
    
    .specs-display-card {
        padding: 16px;
    }
    
    .specs-display-params {
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }
    
    .specs-belt-table {
        font-size: 0.75rem;
    }
    
    .specs-belt-table th,
    .specs-belt-table td {
        padding: 6px 8px;
    }
    .specs-belt-table-wrap {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    

    

    

    
    .specs-summary-actions {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .specs-display-params {
        grid-template-columns: 1fr 1fr;
    }
    
    .specs-accessory-tags {
        gap: 4px;
    }
    
    .specs-accessory-tag {
        font-size: 0.7rem;
        padding: 3px 8px;
    }
}

/* specs页面深色背景下的选型提示样式覆盖 */
.specs-bottom-wrapper .specs-note {
    background: transparent !important;
    margin-top: 0 !important;
}

.specs-bottom-wrapper .specs-note p {
    color: #d0d0d0 !important;
    font-size: 0.9rem;
}

.specs-bottom-wrapper .specs-note strong {
    color: #ffffff !important;
}

.specs-bottom-wrapper .specs-note svg {
    color: #4A90D9 !important;
}

/* ==================== 专业工具区域样式 ==================== */
.tools-section {
    background: var(--gradient-dark);
    padding: 80px 0;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 700px;
    margin: 0 auto;
}

.tool-card {
    display: block;
    background: rgba(255,255,255,0.03);
    border-radius: 16px;
    padding: 32px 28px;
    text-decoration: none;
    border: 1px solid rgba(255,255,255,0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
}

.tool-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 60px rgba(0,0,0,0.4);
    border-color: rgba(232,135,42,0.3);
}

.tool-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #2a3f5f 0%, #1a2744 100%);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.tool-icon svg {
    width: 26px;
    height: 26px;
    stroke: #fff;
}

.tool-icon-secondary {
    background: linear-gradient(135deg, #4A90D9 0%, #3A7BC8 100%);
}

.tool-content h3 {
    font-size: 1.2rem;
    color: rgba(255,255,255,0.95);
    margin-bottom: 10px;
}

.tool-content p {
    color: rgba(255,255,255,0.65);
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
}


/* ===== Nav Dropdown ===== */
.nav-dropdown{position:relative}
.nav-dropdown:hover .nav-dropdown-menu{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.nav-dropdown-menu{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(8px);background:rgba(15,29,53,.98);border:1px solid rgba(255,255,255,.08);border-radius:10px;padding:8px 0;min-width:140px;opacity:0;visibility:hidden;transition:all .2s;box-shadow:0 8px 32px rgba(0,0,0,.4);z-index:100}
.nav-dropdown-menu a{display:block;padding:10px 20px;color:rgba(255,255,255,.6);font-size:.88rem;font-weight:500;transition:all .15s;white-space:nowrap}
.nav-dropdown-menu a:hover{color:#e8872a;background:rgba(255,255,255,.04)}