:root {
    --primary: #1E3A8A;
    --primary-dark: #1E3A8A;
    --primary-light: #3B5998;
    --secondary: #64748B;
    --secondary-light: #94A3B8;
    --accent: #F97316;
    --accent-light: #FB923C;
    --teal: #0D9488;
    --teal-light: #14B8A6;
    --bg: #F1F5F9;
    --bg-dark: #0F172A;
    --bg-white: #FFFFFF;
    --text: #1E293B;
    --text-secondary: #64748B;
    --text-light: #94A3B8;
    --border: #CBD5E1;
    --border-dark: #94A3B8;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 12px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans SC', 'Inter', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text);
    background: var(--bg);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

ul {
    list-style: none;
}

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

.header {
    background: var(--bg-white);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--border);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
}

.logo i {
    font-size: 28px;
    color: var(--primary);
}

.main-nav {
    display: flex;
    gap: 32px;
}

.main-nav a {
    font-size: 15px;
    color: var(--text);
    padding: 8px 0;
    border-bottom: 2px solid transparent;
    transition: all 0.3s;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.header-phone {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--primary);
    font-weight: 500;
}

.header-phone i {
    font-size: 16px;
}

.quote-cart {
    display: flex;
    align-items: center;
    gap: 6px;
    background: var(--accent);
    color: white;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 14px;
}

.quote-cart i {
    font-size: 16px;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text);
    cursor: pointer;
}

.main {
    padding-top: 70px;
}

.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--bg-dark) 100%);
    padding: 80px 20px;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero h1 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 16px;
    position: relative;
}

.hero p {
    font-size: 18px;
    opacity: 0.9;
    position: relative;
}

.page-header {
    background: var(--bg-dark);
    padding: 60px 20px;
    text-align: center;
    color: white;
}

.page-header .page-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 12px;
}

.page-header .page-subtitle {
    font-size: 16px;
    opacity: 0.8;
}

.section {
    padding: 60px 0;
}

.section-title {
    font-size: 28px;
    text-align: center;
    margin-bottom: 40px;
    color: var(--text);
}

.alt-bg {
    background: var(--bg-white);
}

.categories-section {
    padding: 60px 0;
    background: var(--bg-white);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
}

.category-card {
    background: var(--bg);
    border-radius: var(--radius-lg);
    padding: 32px 20px;
    text-align: center;
    border: 1px solid var(--border);
    transition: all 0.3s;
    cursor: pointer;
}

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

.category-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.category-icon i {
    font-size: 28px;
    color: white;
}

.category-card h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 8px;
}

.category-card p {
    font-size: 13px;
    color: var(--text-secondary);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.product-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: all 0.3s;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.product-image {
    height: 180px;
    background: var(--bg);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-tag {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--primary);
    color: white;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 12px;
}

.product-content {
    padding: 20px;
}

.product-content h3 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 8px;
    line-height: 1.4;
}

.product-spec {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.product-price {
    display: flex;
    align-items: baseline;
    gap: 4px;
    margin-bottom: 12px;
}

.price-label {
    font-size: 12px;
    color: var(--text-secondary);
}

.price-value {
    font-size: 20px;
    font-weight: 700;
    color: var(--accent);
}

.price-unit {
    font-size: 12px;
    color: var(--text-secondary);
}

.product-actions {
    display: flex;
    gap: 8px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: all 0.3s;
}

.btn-primary {
    background: var(--primary);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-secondary {
    background: transparent;
    color: var(--primary);
    border: 1px solid var(--primary);
}

.btn-secondary:hover {
    background: var(--primary);
    color: white;
}

.btn-accent {
    background: var(--accent);
    color: white;
}

.btn-accent:hover {
    background: var(--accent-light);
}

.btn-outline {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 13px;
}

.btn-block {
    width: 100%;
}

.banner-section {
    background: var(--bg-white);
    padding: 40px 0;
}

.banner-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 24px;
}

.banner-main {
    height: 400px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    background: linear-gradient(135deg, var(--primary) 0%, var(--bg-dark) 100%);
    display: flex;
    align-items: center;
    padding: 40px;
}

.banner-main img {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
}

.banner-content {
    position: relative;
    color: white;
}

.banner-content h2 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 12px;
}

.banner-content p {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 20px;
}

.banner-side {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.banner-small {
    flex: 1;
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    background: linear-gradient(135deg, var(--teal) 0%, var(--teal-light) 100%);
    display: flex;
    align-items: center;
    padding: 24px;
}

.banner-small img {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.2;
}

.banner-small .banner-content {
    position: relative;
}

.banner-small h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 6px;
}

.banner-small p {
    font-size: 13px;
    opacity: 0.9;
}

.solution-section {
    padding: 60px 0;
    background: var(--bg);
}

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

.solution-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 32px;
    border: 1px solid var(--border);
    transition: all 0.3s;
}

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

.solution-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.solution-icon i {
    font-size: 28px;
    color: white;
}

.solution-card h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 12px;
}

.solution-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.projects-section {
    padding: 60px 0;
    background: var(--bg-white);
}

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

.project-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    height: 280px;
    background: var(--bg-dark);
}

.project-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.6;
    transition: all 0.3s;
}

.project-card:hover img {
    opacity: 0.8;
    transform: scale(1.05);
}

.project-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
}

.project-info h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 6px;
}

.project-info p {
    font-size: 13px;
    opacity: 0.8;
}

.technical-section {
    padding: 60px 0;
    background: var(--bg);
}

.technical-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.technical-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 24px;
    text-align: center;
    border: 1px solid var(--border);
    transition: all 0.3s;
}

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

.technical-icon {
    width: 56px;
    height: 56px;
    background: var(--bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.technical-icon i {
    font-size: 24px;
    color: var(--primary);
}

.technical-card h3 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 8px;
}

.technical-card p {
    font-size: 13px;
    color: var(--text-secondary);
}

.features-section {
    padding: 60px 0;
    background: var(--bg-dark);
    color: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.feature-item {
    text-align: center;
}

.feature-icon {
    width: 72px;
    height: 72px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.feature-icon i {
    font-size: 32px;
    color: var(--accent);
}

.feature-item h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
}

.feature-item p {
    font-size: 14px;
    opacity: 0.8;
}

.footer {
    background: var(--bg-white);
    padding: 60px 0 0;
    border-top: 1px solid var(--border);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 20px;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    font-size: 14px;
    color: var(--text-secondary);
    transition: color 0.3s;
}

.footer-col ul li a:hover {
    color: var(--primary);
}

.footer-contact p {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.footer-contact i {
    color: var(--primary);
    width: 16px;
}

.footer-bottom {
    border-top: 1px solid var(--border);
    padding: 24px 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.cta-section {
    padding: 60px 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--bg-dark) 100%);
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 12px;
}

.cta-content p {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 24px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
}

.filter-section {
    padding: 24px 0;
    background: var(--bg-white);
    border-bottom: 1px solid var(--border);
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.filter-group:last-child {
    margin-bottom: 0;
}

.filter-group label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
    min-width: 80px;
}

.filter-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.filter-tag {
    padding: 6px 14px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 13px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s;
}

.filter-tag:hover,
.filter-tag.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.products-list {
    padding: 40px 0;
}

.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 40px;
}

.page-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-white);
    color: var(--text);
    font-size: 14px;
    transition: all 0.3s;
}

.page-btn:hover,
.page-btn.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.page-btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.product-detail-section {
    padding: 40px 0;
}

.detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 60px;
}

.detail-gallery {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 20px;
}

.gallery-main {
    height: 360px;
    background: var(--bg);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    overflow: hidden;
}

.gallery-main img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.gallery-thumbs {
    display: flex;
    gap: 12px;
}

.gallery-thumb {
    width: 80px;
    height: 80px;
    background: var(--bg);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: 2px solid transparent;
}

.gallery-thumb.active,
.gallery-thumb:hover {
    border-color: var(--primary);
}

.gallery-thumb img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.detail-info {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 32px;
}

.detail-info h1 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 16px;
}


.detail-meta {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border);
}

.detail-meta span {
    font-size: 13px;
    color: var(--text-secondary);
}

.detail-price-box {
    background: var(--bg);
    border-radius: var(--radius-md);
    padding: 20px;
    margin-bottom: 24px;
}

.price-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.price-row:last-child {
    margin-bottom: 0;
}

.price-row .label {
    font-size: 14px;
    color: var(--text-secondary);
}

.price-row .value {
    font-size: 18px;
    font-weight: 700;
    color: var(--accent);
}

.price-row .value.moq {
    color: var(--text);
}

.detail-specs {
    margin-bottom: 24px;
}

.detail-specs h3 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 12px;
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
}

.specs-table tr {
    border-bottom: 1px solid var(--border);
}

.specs-table td {
    padding: 10px 0;
    font-size: 14px;
}

.specs-table td:first-child {
    color: var(--text-secondary);
    width: 100px;
}

.specs-table td:last-child {
    color: var(--text);
}

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

.related-products {
    margin-top: 60px;
}

.related-products h2 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 24px;
}

.tabs-section {
    padding: 40px 0;
}

.tabs {
    display: flex;
    gap: 32px;
    border-bottom: 2px solid var(--border);
    margin-bottom: 32px;
}

.tab-item {
    padding: 12px 0;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all 0.3s;
}

.tab-item:hover,
.tab-item.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.form-section {
    padding: 60px 0;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.form-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 32px;
}

.form-card h2 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 24px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 8px;
}

.form-group label .required {
    color: var(--accent);
}

.form-control {
    width: 100%;
    height: 48px;
    padding: 0 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    transition: all 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    background: #F8FAFC;
}

textarea.form-control {
    height: auto;
    padding: 12px 16px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

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

.case-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: all 0.3s;
}

.case-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.case-image {
    height: 200px;
    background: var(--bg);
    position: relative;
    overflow: hidden;
}

.case-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.case-tag {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--primary);
    color: white;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 12px;
}

.case-content {
    padding: 20px;
}

.case-content h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 8px;
}

.case-content p {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.case-meta {
    display: flex;
    gap: 16px;
    font-size: 12px;
    color: var(--text-light);
}

.process-timeline {
    max-width: 800px;
    margin: 0 auto;
}

.process-step {
    display: flex;
    gap: 24px;
    margin-bottom: 40px;
    position: relative;
}

.step-number {
    width: 48px;
    height: 48px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content {
    flex: 1;
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 24px;
    border: 1px solid var(--border);
}

.step-icon {
    width: 48px;
    height: 48px;
    background: var(--bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.step-icon i {
    font-size: 20px;
    color: var(--primary);
}

.step-content h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 8px;
}

.step-content p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.step-details li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text);
    margin-bottom: 8px;
}

.step-details i {
    color: var(--teal);
}

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

.pricing-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 32px;
    border: 1px solid var(--border);
    text-align: center;
    transition: all 0.3s;
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
    border-color: var(--primary);
    position: relative;
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: white;
    padding: 4px 16px;
    border-radius: 20px;
    font-size: 12px;
}

.pricing-header h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 8px;
}

.pricing-desc {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.pricing-price {
    margin-bottom: 24px;
}

.price {
    font-size: 36px;
    font-weight: 700;
    color: var(--accent);
}

.unit {
    font-size: 14px;
    color: var(--text-secondary);
}

.pricing-features {
    text-align: left;
    margin-bottom: 24px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text);
    margin-bottom: 12px;
}

.pricing-features i {
    color: var(--teal);
}

.about-section {
    padding: 60px 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-content h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 20px;
}

.about-content p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 24px;
}

.about-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.about-image img {
    width: 100%;
    height: auto;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 40px;
}

.stat-item {
    text-align: center;
    padding: 24px;
    background: var(--bg);
    border-radius: var(--radius-md);
}

.stat-num {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary);
    display: block;
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
}

.user-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--bg-dark) 100%);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 24px;
}

.user-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.user-avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
}

.user-info h1 {
    font-size: 24px;
    margin-bottom: 8px;
}

.user-level {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--accent);
    font-size: 14px;
    margin-bottom: 4px;
}

.user-id {
    font-size: 13px;
    opacity: 0.7;
}

.dashboard-section {
    padding: 40px 0;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 32px;
}

.dashboard-sidebar {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 24px;
    height: fit-content;
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    color: var(--text);
    transition: all 0.3s;
}

.nav-item:hover,
.nav-item.active {
    background: var(--primary);
    color: white;
}

.nav-item i {
    width: 20px;
}

.dashboard-content {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.content-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.card-header h3 {
    font-size: 16px;
    font-weight: 600;
}

.link-more {
    font-size: 13px;
    color: var(--primary);
}

.orders-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.order-item {
    display: grid;
    grid-template-columns: 2fr 2fr 1fr 1fr;
    gap: 16px;
    align-items: center;
    padding: 16px;
    background: var(--bg);
    border-radius: var(--radius-sm);
}

.order-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.order-num {
    font-size: 13px;
    color: var(--text);
    font-weight: 500;
}

.order-time {
    font-size: 12px;
    color: var(--text-light);
}

.order-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.order-type {
    font-size: 12px;
    color: var(--primary);
}

.order-name {
    font-size: 14px;
    color: var(--text);
}

.status-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
}

.status-badge.completed {
    background: #D1FAE5;
    color: #059669;
}

.status-badge.processing {
    background: #FEF3C7;
    color: #D97706;
}

.status-badge.pending {
    background: #E0E7FF;
    color: #4F46E5;
}

.auth-page {
    background: var(--bg);
}

.auth-main {
    padding-top: 0;
    min-height: calc(100vh - 70px);
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    max-width: 900px;
    width: 100%;
    margin: 40px auto;
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.auth-box {
    padding: 48px;
}

.auth-tabs {
    display: flex;
    gap: 24px;
    margin-bottom: 32px;
}

.auth-tab {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-secondary);
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px 0;
    border-bottom: 2px solid transparent;
}

.auth-tab.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.input-with-icon {
    position: relative;
}

.input-with-icon i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
}

.input-with-icon input {
    padding-left: 42px;
}

.code-input input {
    padding-right: 120px;
}

.btn-code {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--primary);
    color: white;
    border: none;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    cursor: pointer;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-secondary);
    cursor: pointer;
}

.link-forgot {
    font-size: 14px;
    color: var(--primary);
}

.auth-divider {
    text-align: center;
    margin: 24px 0;
    position: relative;
}

.auth-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--border);
}

.auth-divider span {
    position: relative;
    background: var(--bg-white);
    padding: 0 16px;
    font-size: 13px;
    color: var(--text-secondary);
}

.social-login {
    display: flex;
    justify-content: center;
    gap: 16px;
}

.social-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: white;
}

.social-btn.wechat {
    background: #07C160;
}

.social-btn.qq {
    background: #1296DB;
}

.auth-banner {
    background: linear-gradient(135deg, var(--primary) 0%, var(--bg-dark) 100%);
    padding: 48px;
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.banner-features {
    margin-top: 32px;
}

.banner-features .feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    font-size: 15px;
}

.banner-features i {
    color: var(--accent);
}

.back-home {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 24px;
}

.back-home:hover {
    color: var(--primary);
}

.footer-simple {
    padding: 20px 0;
    text-align: center;
}

.footer-simple p {
    font-size: 13px;
    color: var(--text-secondary);
}

.quote-section {
    padding: 60px 0;
}

.quote-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
}

.quote-items {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.quote-item {
    display: flex;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
}

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

.quote-item-image {
    width: 100px;
    height: 100px;
    background: var(--bg);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.quote-item-info {
    flex: 1;
}

.quote-item-info h4 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 6px;
}

.quote-item-info p {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.quote-item-price {
    font-size: 16px;
    font-weight: 700;
    color: var(--accent);
}

.quote-summary {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 24px;
    height: fit-content;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
}

.summary-row:last-of-type {
    border-bottom: none;
}

.summary-row .label {
    color: var(--text-secondary);
}

.summary-row .value {
    font-weight: 600;
}

.summary-total {
    background: var(--bg);
    margin: 16px -24px -24px;
    padding: 20px 24px;
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.summary-total .label {
    font-size: 14px;
    color: var(--text);
}

.summary-total .value {
    font-size: 24px;
    font-weight: 700;
    color: var(--accent);
}

@media (max-width: 1024px) {
    .main-nav {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

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

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

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

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

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

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

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

    .auth-container {
        grid-template-columns: 1fr;
    }

    .auth-banner {
        display: none;
    }

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

@media (max-width: 640px) {
    .hero h1 {
        font-size: 28px;
    }

    .categories-grid,
    .products-grid,
    .solutions-grid,
    .projects-grid,
    .case-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .features-grid,
    .technical-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }

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

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

    .banner-side {
        display: none;
    }

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

    .cta-buttons {
        flex-direction: column;
    }

    .order-item {
        grid-template-columns: 1fr;
        gap: 8px;
    }

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

/*2026.7.27*/
.logindiv {
    width: 100%;
    margin-top: 20PX;
}

.loginb {
    float: right;
}

.listnewa {
    margin-top: 16px;
    padding: 16px;
    background: var(--bg);
    border-radius: 8px;
}

.listnewb {
    font-size: 14px;
    margin-bottom: 8px;
    color: var(--text);
}

.listnewc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.8;
}

.listnewd {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.6;
    max-height: calc(1.6em * 3);
}

.listnewp {
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.6;
    max-height: calc(1.6em * 1);
}

.btnjinru {
    color: #059669;
    text-align: center;
}