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

:root {
    --primary-color: #0e4050;
    --secondary-color: #1e6a7d;
    --accent-color: #e8a33d;
    --accent-color-dark: #c9871f;
    --accent-color-soft: #fdf3e0;
    --accent-teal: #2fb8a0;
    --accent-violet: #7b61c9;
    --text-dark: #333;
    --text-muted: #718096;
    --text-gray: #4a5568;
    --border-light: #e2e8f0;
    --border-card: #e2edf2;
    --bg-light: #f7fafc;
    --bg-hover: #e0f0f5;
    --white: #fff;
    --error: #e53e3e;
    --transition-fast: 0.2s;
    --transition-normal: 0.3s;
    --grad-primary: linear-gradient(135deg, #0e4050 0%, #1e6a7d 55%, #2fb8a0 100%);
    --grad-gold: linear-gradient(135deg, #e8a33d 0%, #f2b95c 100%);
    --grad-cool: linear-gradient(135deg, #1e6a7d 0%, #2fb8a0 60%, #7b61c9 130%);
    --grad-soft-band: linear-gradient(90deg, #0e4050, #2fb8a0 40%, #e8a33d 75%, #7b61c9);
    --gradient-primary: var(--grad-primary);
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 85px;
}

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

/* INP 优化：移除移动端点击 300ms 延迟，提升交互到下一次绘制的响应速度 */
a,
button,
[role="button"],
input,
select,
textarea,
label {
    touch-action: manipulation;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-color);
    color: var(--white);
    padding: 8px 16px;
    z-index: 10001;
    text-decoration: none;
    border-radius: 0 0 4px 0;
}
.skip-link:focus {
    top: 0;
}

.header {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.header-main {
    max-width: 1400px;
    margin: 0 auto;
    padding: 12px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: nowrap;
}

.logo {
    display: flex !important;
    align-items: center !important;
    gap: 16px !important;
    text-decoration: none !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
}
.logo-img {
    display: block;
    width: auto;
    height: 80px;
    max-width: 100%;
    object-fit: contain;
}
.logo-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
    line-height: 1.2;
}
.logo-main {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-color);
}
.logo-main span {
    color: var(--secondary-color);
}
.logo-subtitle {
    font-size: 14px;
    opacity: 0.8;
    color: var(--text-muted);
    margin-top: 2px;
}
@media (max-width: 768px) {
    .logo-img { height: 64px; }
    .logo-main { font-size: 24px; }
    .logo-subtitle { font-size: 12px; }
}
@media (max-width: 550px) {
    .logo-img { height: 52px; }
    .logo-main { font-size: 20px; }
    .logo-subtitle { font-size: 10px; }
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 26px;
    color: var(--primary-color);
    cursor: pointer;
    padding: 8px;
    flex-shrink: 0;
    margin-left: auto;
}

.nav {
    display: flex;
    gap: clamp(12px, 1.8vw, 28px);
    align-items: center;
    margin: 0 auto;
}
.nav-item {
    position: relative;
}
.nav-link,
.nav-home {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    font-size: clamp(13px, 1.6vw, 15px);
    padding: 20px 0;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    white-space: nowrap;
    transform-origin: center center;
}
.nav-link:hover,
.nav-link:focus,
.nav-home:hover,
.nav-home:focus {
    color: var(--secondary-color);
    outline: none;
    transform: scale(1.05);
}
.nav-link i {
    font-size: 11px;
}

.mega-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--white);
    box-shadow: 0 10px 40px rgba(0,0,0,0.15);
    min-width: 700px;
    max-width: 90vw;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal) ease, visibility var(--transition-normal) ease;
    border-radius: 8px;
    margin-top: 10px;
    display: flex;
    overflow: hidden;
    z-index: 100;
}
.nav-item:hover .mega-menu,
.nav-item:focus-within .mega-menu,
.nav-item.menu-hover .mega-menu {
    opacity: 1;
    visibility: visible;
}

.mega-menu-categories {
    background: var(--bg-light);
    width: 250px;
    padding: 20px 0;
}
.mega-category {
    padding: 12px 25px;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-gray);
    font-weight: 500;
    background: none;
    border: none;
    width: 100%;
    text-align: left;
    font-family: inherit;
    font-size: 14px;
}
.mega-category:hover,
.mega-category:focus,
.mega-category.active {
    background: var(--white);
    color: var(--secondary-color);
    outline: none;
}
.mega-category i {
    font-size: 12px;
}

.mega-menu-items {
    flex: 1;
    padding: 25px 30px;
}
.mega-items-group {
    display: none;
}
.mega-items-group.active {
    display: block;
}
.mega-item-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}
.mega-item {
    color: var(--text-gray);
    text-decoration: none;
    padding: 10px 15px;
    border-radius: 6px;
    transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    transform-origin: left center;
}
.mega-item:hover,
.mega-item:focus {
    background: var(--bg-hover);
    color: var(--secondary-color);
    outline: 2px solid var(--secondary-color);
    outline-offset: -2px;
    transform: scale(1.06);
    text-shadow: 0 0 6px rgba(30, 106, 125, 0.3);
}
.mega-item i {
    color: var(--secondary-color);
    font-size: 14px;
}
.mega-more {
    color: var(--secondary-color);
    font-weight: 600;
}
.simple-dropdown {
    min-width: 220px !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
}
.simple-dropdown .mega-menu-items {
    width: 100% !important;
    padding: 15px !important;
}
.simple-dropdown .mega-item-list {
    grid-template-columns: 1fr !important;
}
.mega-menu.services-two-column {
    min-width: 780px;
    width: max-content;
    max-width: none;
}
.mega-menu.services-two-column .mega-item-list {
    display: grid;
    grid-template-columns: repeat(2, auto);
    gap: 8px 20px;
}
.mega-menu.services-two-column .mega-item {
    white-space: nowrap;
}
.mega-menu.products-four-column {
    min-width: 320px;
    width: max-content;
}

.nav-search-box {
    position: relative;
    display: flex;
    align-items: center;
    border: 1px solid var(--border-light);
    border-radius: 40px;
    background: var(--white);
    margin-left: 8px;
    transition: all var(--transition-normal);
    height: 36px;
    flex-shrink: 0;
}
.nav-search-box:focus-within {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 2px rgba(30,106,125,0.1);
}
.nav-search-input-inline {
    border: none;
    background: transparent;
    padding: 8px 12px;
    font-size: 13px;
    outline: none;
    color: var(--text-dark);
    width: 110px;
    transition: width 0.25s;
}
.nav-search-input-inline:focus {
    width: 160px;
}
.nav-search-input-inline::placeholder {
    color: #a0aec0;
}
.nav-search-inline-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    padding: 8px 12px 8px 4px;
    cursor: pointer;
    transition: color var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
}
.nav-search-inline-btn:hover {
    color: var(--secondary-color);
}

.search-suggestions {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    left: auto;
    width: 520px;
    max-width: calc(100vw - 40px);
    min-width: 100%;
    background: #fff;
    border-radius: 14px;
    box-shadow: 0 12px 50px rgba(0,0,0,0.18);
    max-height: 460px;
    overflow-y: auto;
    overflow-x: hidden;
    z-index: 1000;
    border: 1px solid #edf2f7;
    display: none;
    padding: 6px 0;
    scrollbar-width: thin;
    scrollbar-color: var(--secondary-color) #f7fafc;
}
.search-suggestions::-webkit-scrollbar {
    width: 8px;
}
.search-suggestions::-webkit-scrollbar-track {
    background: #f7fafc;
    border-radius: 0 14px 14px 0;
    margin: 6px 0;
}
.search-suggestions::-webkit-scrollbar-thumb {
    background: var(--secondary-color);
    border-radius: 10px;
    border: 2px solid #f7fafc;
    opacity: 0.8;
    transition: all 0.2s;
}
.search-suggestions::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
    opacity: 1;
}
.suggestions-section {
    padding: 4px 0;
}
.search-suggestions-title {
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.6px;
    padding: 6px 18px 10px;
    display: flex;
    align-items: center;
    gap: 6px;
    border-bottom: 1px solid #f1f5f9;
    margin-bottom: 2px;
}
.search-suggestions-title i {
    font-size: 10px;
    color: var(--secondary-color);
}
.search-suggestions-title .section-sub {
    color: #cbd5e0;
    font-weight: 400;
    font-size: 10px;
    margin-left: 4px;
    text-transform: none;
    letter-spacing: 0;
}
.history-list {
    padding: 2px 10px;
}
.history-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 12px;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.15s ease;
    font-size: 14px;
    color: var(--primary-color);
    margin-bottom: 2px;
}
.history-item:hover {
    background: #f0f7fa;
}
.history-item i.fa-clock {
    color: #cbd5e0;
    font-size: 12px;
    width: 16px;
    text-align: center;
}
.history-item .history-text {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-weight: 500;
}
.history-item .remove-history {
    margin-left: auto;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #cbd5e0;
    font-size: 10px;
    opacity: 0;
    transition: all 0.2s;
    cursor: pointer;
    flex-shrink: 0;
}
.history-item:hover .remove-history {
    opacity: 1;
}
.history-item .remove-history:hover {
    background: #fee2e2;
    color: #e53e3e;
}
.clear-history-btn {
    display: block;
    width: calc(100% - 36px);
    margin: 10px 18px 6px;
    padding: 8px;
    text-align: center;
    font-size: 12px;
    color: var(--text-muted);
    background: #f8fafc;
    border: 1px solid #e2edf2;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    font-family: 'Inter', sans-serif;
}
.clear-history-btn:hover {
    background: #edf2f7;
    color: var(--primary-color);
    border-color: #cbd5e0;
}
.results-list {
    padding: 2px 0;
}
.suggestion-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 11px 18px;
    cursor: pointer;
    border-bottom: 1px solid #f8fafc;
    transition: all 0.15s ease;
    text-decoration: none;
    color: inherit;
}
.suggestion-item:last-child {
    border-bottom: none;
}
.suggestion-item:hover {
    background: #f0f7f9;
}
.suggestion-catalog {
    font-size: 11px;
    font-weight: 700;
    color: var(--secondary-color);
    background: #e6f4f1;
    padding: 4px 9px;
    border-radius: 8px;
    white-space: nowrap;
    margin-top: 1px;
    flex-shrink: 0;
    font-family: 'Courier New', monospace;
    letter-spacing: 0.3px;
}
.suggestion-name {
    font-size: 14px;
    color: var(--primary-color);
    line-height: 1.5;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    word-break: break-word;
    font-weight: 500;
    padding-right: 4px;
}
.suggestions-empty {
    padding: 35px 20px;
    text-align: center;
    color: var(--text-muted);
    font-size: 14px;
}

.footer {
    background: #1a202c;
    color: #fff;
    padding: 40px 40px 20px;
}

.footer-content {
    max-width: 1500px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 20px;
}
.footer-content > * {
    min-width: 0;
    overflow-wrap: break-word;
}

.footer-brand .logo {
    display: inline-block !important;
    text-decoration: none !important;
    transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    transform-origin: left center;
}
.footer-brand .logo:hover {
    transform: scale(1.05);
}
.footer-brand .logo-main {
    color: #fff;
    font-size: 24px;
    font-weight: 700;
}
.footer-brand .logo-main span {
    color: #aad4e5;
}
.footer-brand p {
    font-size: 13px;
    line-height: 1.6;
    color: #cbd5e0;
    margin-bottom: 8px;
    transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    transform-origin: left center;
    display: inline-block;
}
.footer-brand p:hover {
    transform: scale(1.04);
    color: #e2e8f0;
}
.footer-brand .legal-notice {
    font-size: 11px;
    color: #8a9bb5;
    margin-top: 10px;
    transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    transform-origin: left center;
    display: inline-block;
}
.footer-brand .legal-notice:hover {
    transform: scale(1.04);
    color: #a0aec0;
}

.footer-column h4 {
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 14px;
    letter-spacing: 0.5px;
    white-space: nowrap;
    transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    display: inline-block;
    transform-origin: left center;
    cursor: default;
}

.footer-column ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.footer-column ul li {
    margin-bottom: 6px;
}

.footer-column a {
    color: #b0c4d0;
    text-decoration: none;
    font-size: 13px;
    line-height: 1.6;
    transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    white-space: normal;
    display: inline-block;
    transform-origin: left center;
}
.footer-column a:hover {
    color: #fff;
    transform: scale(1.08);
    text-shadow: 0 0 8px rgba(170, 212, 229, 0.4);
}

.footer-column h4:hover {
    transform: scale(1.05);
    color: #aad4e5;
}

.friend-links-wrapper {
    max-width: 1400px;
    margin: 20px auto 0;
    padding: 6px 0;
    background: #1a202c;
}
.friend-links-container {
    display: flex;
    justify-content: flex-start;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 6px 24px;
    font-size: 13px;
}
.friend-link-label {
    color: #8aaebc;
    font-weight: 500;
    letter-spacing: 0.5px;
    margin-right: 4px;
    transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    display: inline-block;
    transform-origin: left center;
}
.friend-link-label:hover {
    transform: scale(1.05);
    color: #aad4e5;
}
.friend-links-container a {
    color: #bdd8e2;
    text-decoration: none;
    transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    font-size: 13px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transform-origin: center center;
}
.friend-links-container a:hover {
    color: #ffffff;
    transform: scale(1.08);
    text-shadow: 0 0 8px rgba(170, 212, 229, 0.4);
}
.friend-links-container a i {
    font-size: 12px;
    color: #6fa8bc;
}
.friend-links-container a:hover {
    color: #ffffff;
}
.friend-links-container a:hover i {
    color: var(--secondary-color);
}

.footer-hr {
    margin: 0;
    border: none;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
}

.footer-bottom {
    max-width: 1400px;
    margin: 18px auto 0;
    padding-top: 12px;
    border-top: 1px solid #2d3748;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}
.footer-bottom p {
    color: #a0aec0;
    font-size: 13px;
    margin: 0;
    transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    display: inline-block;
    transform-origin: left center;
}
.footer-bottom p:hover {
    transform: scale(1.04);
    color: #cbd5e0;
}
.footer-bottom .privacy-link {
    color: #a0aec0;
    font-size: 13px;
    text-decoration: none;
    margin-left: 16px;
    transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    display: inline-block;
    transform-origin: center center;
}
.footer-bottom .privacy-link:hover {
    color: #fff;
    transform: scale(1.06);
    text-shadow: 0 0 8px rgba(170, 212, 229, 0.4);
}
.footer-bottom .privacy-link:hover {
    color: #fff;
}

.social-links {
    display: flex;
    gap: 12px;
}
.social-links a {
    width: 36px;
    height: 36px;
    background: #2d3748;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    transition: all 0.3s ease;
}
.social-links a:hover {
    background: var(--secondary-color);
}

@media (max-width: 992px) {
    .header-main {
        padding: 10px 20px;
    }
    .nav {
        display: none;
    }
    .mobile-menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }
    .footer-content {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 20px;
    }
    .mega-menu.services-two-column {
        min-width: 480px;
        max-width: 90vw;
    }
}

@media (max-width: 768px) {
    .footer {
        padding: 30px 20px 15px;
    }
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 16px;
    }
    .friend-links-wrapper {
        margin: 16px auto 0;
        padding: 4px 0;
    }
    .friend-links-container {
        gap: 4px 16px;
        justify-content: center;
    }
    .friend-link-label,
    .friend-links-container a {
        font-size: 11px;
    }
    .float-btn {
        width: 44px;
        height: 44px;
    }
    .mega-menu.services-two-column {
        min-width: 260px;
    }
    .mega-menu.services-two-column .mega-item-list {
        grid-template-columns: 1fr;
    }
    .search-suggestions {
        width: 100%;
        left: 0;
        right: 0;
        max-height: 380px;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    .footer-bottom .privacy-link {
        margin-left: 0;
        display: inline-block;
        margin-top: 4px;
    }
}

@media (max-width: 480px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .footer-column a {
        font-size: 12px;
    }
}

.float-bar {
    position: fixed;
    right: 20px;
    bottom: 20%;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 999;
}
.float-btn {
    width: 52px;
    height: 52px;
    border-radius: 30px;
    background: white;
    box-shadow: 0 4px 15px rgba(14,64,80,0.2);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--primary-color);
    font-size: 10px;
    font-weight: 500;
    line-height: 1.2;
    white-space: nowrap;
    transition: all var(--transition-normal) ease;
    border: none;
    cursor: pointer;
    outline: none;
}
.float-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(14,64,80,0.25);
}
.float-btn:focus-visible {
    outline: 2px solid var(--secondary-color);
    outline-offset: 2px;
}
.float-btn.top-btn {
    background: var(--primary-color);
    color: white;
}

.mobile-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.4);
    backdrop-filter: blur(2px);
    z-index: 998;
}
.mobile-overlay.active {
    display: block;
}
.mobile-nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 85%;
    max-width: 320px;
    height: 100vh;
    height: 100dvh;
    background: #ffffff;
    z-index: 999;
    padding: 20px 0 40px;
    overflow-y: auto;
    transform: translateX(100%);
    visibility: hidden;
    transition: transform var(--transition-normal) cubic-bezier(0.2, 0.9, 0.4, 1.1), visibility 0s linear var(--transition-normal);
    box-shadow: -5px 0 25px rgba(0,0,0,0.08);
    display: flex;
    flex-direction: column;
}
.mobile-nav.active {
    transform: translateX(0);
    visibility: visible;
    transition: transform var(--transition-normal) cubic-bezier(0.2, 0.9, 0.4, 1.1), visibility 0s;
}
.mobile-nav-header {
    display: flex;
    justify-content: flex-end;
    padding: 12px 20px;
    border-bottom: 1px solid #eef2f6;
    margin-bottom: 20px;
}
/* 抽屉内搜索框：复用 .nav-search-box 结构，宽度自适应抽屉内容区 */
.mobile-nav-search.nav-search-box {
    margin: 0 16px 16px;
    height: auto;
    min-height: 44px;
    width: auto;
    flex-shrink: 0;
}
.mobile-nav-search .nav-search-input-inline {
    flex: 1;
    min-width: 0;
    width: auto;
    font-size: 16px;
    padding: 10px 4px 10px 16px;
}
.mobile-nav-search .nav-search-input-inline:focus {
    width: auto;
}
.mobile-nav-search .nav-search-inline-btn {
    min-width: 44px;
    min-height: 44px;
}
/* 抽屉内搜索结果：不悬浮，直接在抽屉内展开 */
.mobile-nav-search .search-suggestions {
    position: static;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    max-height: 45vh;
    box-shadow: none;
    border: none;
    border-top: 1px solid #edf2f7;
    border-radius: 0 0 14px 14px;
}
.mobile-nav-close {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--primary-color);
    cursor: pointer;
}
.mobile-nav-item {
    border-bottom: 1px solid #f0f2f5;
    margin: 0 16px;
}
.mobile-nav-link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 8px;
    color: #1f2a3e;
    font-weight: 500;
    font-size: 16px;
    text-decoration: none;
    background: none;
    border: none;
    width: 100%;
    cursor: pointer;
}
.mobile-nav-link i {
    font-size: 14px;
    color: #8a9bb5;
    transition: transform var(--transition-fast);
}
.mobile-submenu {
    display: none;
    padding: 8px 0 16px 20px;
    background: #fafcff;
    border-radius: 12px;
    margin-top: -8px;
    margin-bottom: 8px;
}
.mobile-submenu.active {
    display: block;
}
.mobile-submenu a {
    display: block;
    padding: 12px 12px;
    color: #4a5b7a;
    font-size: 14px;
    text-decoration: none;
    border-radius: 10px;
}

.privacy-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.6);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    display: none;
}
.privacy-modal-content {
    background: var(--white);
    width: 90%;
    max-width: 800px;
    max-height: 85vh;
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 35px rgba(0,0,0,0.3);
    animation: modalFadeIn var(--transition-normal) ease;
}
@keyframes modalFadeIn {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}
.privacy-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 24px;
    border-bottom: 1px solid var(--border-light);
    background: var(--primary-color);
    color: var(--white);
}
.privacy-modal-header h2 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--white);
}
.privacy-modal-close {
    background: none;
    border: none;
    font-size: 28px;
    cursor: pointer;
    color: var(--white);
    transition: color var(--transition-fast);
    line-height: 1;
}
.privacy-modal-close:hover {
    color: var(--accent-color);
}
.privacy-modal-body {
    padding: 24px 32px;
    overflow-y: auto;
    flex: 1;
    line-height: 1.6;
    color: var(--text-dark);
}
.privacy-modal-body h3 {
    font-size: 1.4rem;
    margin-bottom: 16px;
    color: var(--primary-color);
}
.privacy-modal-body h4 {
    font-size: 1.1rem;
    margin: 20px 0 10px;
    color: var(--primary-color);
}
.privacy-modal-body p {
    margin-bottom: 12px;
}
.privacy-modal-body ul {
    margin: 8px 0 16px 20px;
}
.privacy-modal-body li {
    margin-bottom: 6px;
}

/* CTA 按钮基类：全站主按钮统一（teal 渐变 + 50px 圆角 + hover 位移阴影） */
.btn,
.btn-primary,
a.btn-primary,
button.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 12px 28px;
    border: none;
    border-radius: 50px;
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--accent-teal) 130%);
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    font-family: inherit;
    text-decoration: none;
    cursor: pointer;
    transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}
.btn:hover,
.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(30, 106, 125, 0.32);
    color: #fff;
}
.btn {
    box-shadow: 0 4px 15px rgba(14,64,80,0.25);
}
.btn:active {
    transform: translateY(0);
}
.btn:disabled,
.btn.disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* 表单控件基类：输入/下拉/文本域统一（padding 14px 16px + 1.5px 边框 + 12px 圆角 + focus 变色阴影） */
.form-control {
    width: 100%;
    padding: 14px 16px;
    border: 1.5px solid var(--border-light);
    border-radius: 12px;
    font-size: 15px;
    font-family: inherit;
    color: var(--text-dark);
    background: var(--white);
    outline: none;
    box-sizing: border-box;
    transition: border-color var(--transition-normal) ease, box-shadow var(--transition-normal) ease;
}
.form-control:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 4px rgba(30,106,125,0.08);
}
.form-control::placeholder {
    color: var(--text-muted);
}
select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%235b7c8c' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
    cursor: pointer;
}
textarea.form-control {
    resize: vertical;
}

/* 全局焦点态（与 .float-btn:focus-visible 并存） */
a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible {
    outline: 2px solid var(--secondary-color);
    outline-offset: 2px;
}
.btn-outline,
a.btn-outline,
button.btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 12px 28px;
    border: 2px solid var(--secondary-color);
    border-radius: 40px;
    background: transparent;
    color: var(--secondary-color);
    font-size: 15px;
    font-weight: 600;
    font-family: inherit;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-fast);
}
.btn-outline:hover {
    background: var(--secondary-color);
    color: #fff;
    transform: translateY(-2px);
}
.btn-accent,
a.btn-accent {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 12px 28px;
    border: none;
    border-radius: 40px;
    background: var(--accent-color);
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-fast);
}
.btn-accent:hover {
    background: var(--accent-color-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(232, 163, 61, 0.35);
    color: #fff;
}

@media (max-width: 992px) {
    .mobile-nav-link { min-height: 48px; padding: 12px 8px; }
    .mobile-submenu a { min-height: 44px; display: flex; align-items: center; }
    .mobile-menu-toggle { min-width: 44px; min-height: 44px; }
    .float-btn { min-width: 48px; min-height: 48px; }
    .footer-column a,
    .friend-links-container a { padding: 6px 0; display: inline-block; }
    .pagination button { min-width: 44px; min-height: 44px; }
}

.skeleton {
    position: relative;
    overflow: hidden;
    background: #e8eef2;
    border-radius: 8px;
    min-height: 1em;
}
.skeleton::after {
    content: '';
    position: absolute;
    inset: 0;
    transform: translateX(-100%);
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.65), transparent);
    animation: skeleton-shimmer 1.4s infinite;
}
@keyframes skeleton-shimmer {
    100% { transform: translateX(100%); }
}
.skeleton-card {
    height: 180px;
    border-radius: 12px;
}
.skeleton-text {
    height: 14px;
    margin: 10px 0;
    border-radius: 6px;
}

.stat-number,
.company-stat-number {
    font-family: Georgia, 'Times New Roman', serif;
    letter-spacing: 0.5px;
}

.accent-tag {
    display: inline-block;
    background: var(--accent-color-soft);
    color: var(--accent-color-dark);
    border: 1px solid var(--accent-color);
    border-radius: 999px;
    padding: 2px 12px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.3px;
}

.related-products {
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--border-light);
}
.related-products h2 {
    font-size: 22px;
    color: var(--primary-color);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.related-products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 16px;
}
.related-product-card {
    display: block;
    background: #fff;
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: 18px;
    text-decoration: none;
    transition: all var(--transition-normal);
}
.related-product-card:hover {
    border-color: var(--secondary-color);
    box-shadow: 0 10px 24px rgba(14, 64, 80, 0.12);
    transform: translateY(-3px);
}
.related-product-card .rp-catalog {
    font-size: 13px;
    font-weight: 700;
    color: var(--accent-color-dark);
    margin-bottom: 6px;
}
.related-product-card .rp-name {
    font-size: 14px;
    color: var(--text-dark);
    line-height: 1.5;
}

.crosslink-banner {
    margin-top: 40px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-radius: 14px;
    padding: 32px 36px;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}
.crosslink-banner h3 {
    font-size: 20px;
    margin-bottom: 6px;
}
.crosslink-banner p {
    opacity: 0.92;
    font-size: 14px;
    max-width: 640px;
}
.crosslink-banner .btn-accent { flex-shrink: 0; }
@media (max-width: 640px) {
    .crosslink-banner { padding: 24px; }
    .crosslink-banner .btn-accent { width: 100%; }
}

.lang-switch {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-left: 12px;
    padding: 6px 14px;
    border: 1px solid var(--border-light);
    border-radius: 999px;
    color: var(--secondary-color);
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-fast);
    white-space: nowrap;
}
.lang-switch:hover {
    border-color: var(--secondary-color);
    background: var(--bg-hover);
}
.lang-switch i { font-size: 12px; }
.lang-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 10002;
    background: var(--primary-color);
    color: #fff;
    font-size: 14px;
    padding: 10px 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}
.lang-banner a {
    color: #fff;
    font-weight: 700;
    text-decoration: underline;
}
.lang-banner button {
    background: transparent;
    border: 1px solid rgba(255,255,255,0.6);
    color: #fff;
    border-radius: 999px;
    padding: 2px 14px;
    cursor: pointer;
    font-size: 13px;
}

.btn-accent, a.btn-accent {
    background: var(--grad-gold);
}
.btn-accent:hover {
    background: linear-gradient(135deg, var(--accent-color-dark) 0%, var(--accent-color) 100%);
}
.btn-outline:hover {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--accent-teal) 140%);
    border-color: transparent;
}

.content-card, .feature-card, .service-card, .category-card, .support-news-card {
    position: relative;
}
.content-card::before, .feature-card::before, .service-card::before,
.category-card::before, .support-news-card::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    border-radius: 14px 14px 0 0;
    background: var(--grad-soft-band);
    opacity: 0;
    transition: opacity var(--transition-normal);
    pointer-events: none;
}
.content-card:hover::before, .feature-card:hover::before, .service-card:hover::before,
.category-card:hover::before, .support-news-card:hover::before {
    opacity: 1;
}

/* 卡片 hover 统一：-5px 位移 + 加深阴影（各页内联 hover 位移/阴影已收敛至此） */
.service-card:hover,
.feature-card:hover,
.news-card:hover,
.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 28px rgba(14, 64, 80, 0.12);
}

.related-product-card {
    position: relative;
    overflow: hidden;
}
.related-product-card::before {
    content: "";
    position: absolute;
    top: 0; bottom: 0; left: 0;
    width: 4px;
    background: var(--grad-soft-band);
    opacity: 0.85;
}
.related-product-card:hover {
    border-color: var(--accent-teal);
}

.section-title {
    position: relative;
}
h2.section-title::after {
    content: "";
    display: block;
    width: 52px;
    height: 3px;
    margin-top: 10px;
    border-radius: 2px;
    background: var(--grad-soft-band);
}

.crosslink-banner {
    background: linear-gradient(120deg, var(--primary-color) 0%, var(--secondary-color) 45%, #2fb8a0 85%, #7b61c9 130%);
}

.lang-switch:hover {
    background: linear-gradient(135deg, rgba(47,184,160,0.12), rgba(123,97,201,0.10));
    border-color: var(--accent-teal);
}

footer, .site-footer, .footer {
    border-top: 3px solid transparent;
    border-image: var(--grad-soft-band) 1;
    border-image-slice: 1;
}

.stat-number, .stat-num, .hero-stat-num {
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-teal));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

@media (max-width: 992px) {
    .mobile-menu-toggle {
        background: linear-gradient(135deg, #e0f0f5, #d3e9f2);
        border-radius: 10px;
        color: var(--primary-color);
        box-shadow: 0 2px 6px rgba(14, 64, 80, 0.15);
    }
    .mobile-menu-toggle:active {
        background: var(--secondary-color);
        color: #fff;
    }
    .mobile-nav-link i { color: var(--secondary-color); }
}

@media (max-width: 640px) {
    .nd-related { padding: 20px 18px; }
    .nd-nav { flex-direction: column; }
    .nd-nav a { width: 100%; box-sizing: border-box; }
    .nd-body { font-size: 15px; }
    .nd-body blockquote { margin: 18px 0; padding: 14px 16px; }
    .nd-wrap { padding: 28px 16px 54px; }
    .mr-wrap { padding: 24px 14px 54px; }
    .mr-filterbar input { min-width: 0; width: 100%; max-width: none; }
    .mr-count { margin-left: 0; }
    blockquote { margin-left: 0; margin-right: 0; }
}

.page-hero, .nd-hero, .mr-hero, .cnp-hero {
    position: relative;
    overflow: hidden;
}
.page-hero::after, .nd-hero::after, .mr-hero::after, .cnp-hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 45% 60% at 12% 20%, rgba(47, 184, 160, 0.28), transparent 70%),
        radial-gradient(ellipse 40% 55% at 88% 25%, rgba(232, 163, 61, 0.22), transparent 70%),
        radial-gradient(ellipse 50% 65% at 75% 90%, rgba(123, 97, 201, 0.26), transparent 70%);
    pointer-events: none;
}
.page-hero > *, .nd-hero > *, .mr-hero > *, .cnp-hero > * { position: relative; z-index: 1; }

/* ===== 面包屑样式修改（全局左对齐） ===== */
.breadcrumb-nav {
    text-align: left !important;
    width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
}
.breadcrumb-nav .breadcrumb-list {
    display: flex !important;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    list-style: none;
    padding: 12px 0 !important;
    margin: 0 !important;
    font-size: 14px;
    color: #5a6e7c;
    background: transparent !important;
    border: none !important;
    border-radius: 0 !important;
    width: 100% !important;
    justify-content: flex-start !important;
}
.nd-breadcrumb .breadcrumb-list,
.mr-breadcrumb .breadcrumb-list {
    display: flex !important;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    list-style: none;
    padding: 0 !important;
    margin: 0 !important;
    font-size: 14px;
    color: #5a6e7c;
    background: transparent !important;
    border: none !important;
    border-radius: 0 !important;
    width: 100% !important;
    justify-content: flex-start !important;
}
.nd-breadcrumb .breadcrumb-list li,
.mr-breadcrumb .breadcrumb-list li {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.nd-breadcrumb .breadcrumb-list a,
.mr-breadcrumb .breadcrumb-list a {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 500;
}
.nd-breadcrumb .breadcrumb-list a:hover,
.mr-breadcrumb .breadcrumb-list a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}
.nd-breadcrumb .breadcrumb-list .separator,
.mr-breadcrumb .breadcrumb-list .separator {
    color: #b9c8d0;
    font-size: 12px;
}
.nd-breadcrumb .breadcrumb-list .current,
.mr-breadcrumb .breadcrumb-list .current {
    color: #2c4a5c;
    font-weight: 500;
}
/* 产品详情页的面包屑胶囊风格取消，因为我们希望左对齐 */
.breadcrumb-wrap .breadcrumb-list {
    display: flex !important;
    align-items: center;
    flex-wrap: wrap;
    gap: 4px;
    background: transparent !important;
    border: none !important;
    border-radius: 0 !important;
    padding: 8px 0 !important;
}
.breadcrumb-wrap .breadcrumb-list li {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.breadcrumb-wrap .breadcrumb-list a {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 500;
}
.breadcrumb-wrap .breadcrumb-list a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}
.breadcrumb-wrap .breadcrumb-list .separator {
    color: #b9c8d0;
    font-size: 11px;
}
.breadcrumb-wrap .breadcrumb-list .current {
    color: #2c4a5c;
    font-weight: 500;
}
/* ============================================================
   Mobile UX additions (2026-10)
   1. 悬浮联系按钮（仅移动端；EN WhatsApp / CN 微信复制）
   2. toast 提示
   3. 移动抽屉打开时隐藏浮动元素，避免遮挡
   4. 轮播指示点 44px 触控热区（视觉保持 14px）
   5. 表格滚动容器惯性滚动
   6. 全局图片不溢出容器（渐进增强）
   ============================================================ */
img { max-width: 100%; }

.mobile-contact-fab {
    display: none;
}

.gb-toast {
    position: fixed;
    left: 50%;
    bottom: 96px;
    transform: translateX(-50%) translateY(20px);
    background: rgba(17, 24, 39, 0.92);
    color: #fff;
    font-size: 14px;
    line-height: 1.5;
    padding: 10px 20px;
    border-radius: 999px;
    z-index: 11000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
    max-width: calc(100vw - 48px);
    text-align: center;
    font-family: inherit;
}
.gb-toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

@media (max-width: 768px) {
    .mobile-contact-fab {
        display: flex;
        align-items: center;
        justify-content: center;
        position: fixed;
        right: 16px;
        bottom: calc(16px + env(safe-area-inset-bottom, 0px));
        width: 56px;
        height: 56px;
        min-width: 56px;
        min-height: 56px;
        border-radius: 50%;
        background: #25d366;
        color: #fff;
        font-size: 28px;
        text-decoration: none;
        border: none;
        cursor: pointer;
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
        z-index: 990;
        transition: transform var(--transition-fast) ease;
    }
    .mobile-contact-fab:active {
        transform: scale(0.94);
    }
    /* Cookie 横幅（z-index 10001）显示时，将 FAB 上移至横幅之上，保持可点击 */
    .cookie-banner-visible .mobile-contact-fab {
        bottom: calc(76px + env(safe-area-inset-bottom, 0px));
    }
    /* 移动端隐藏桌面向的收藏按钮，缩短浮动栏（contact/top 保留，位于 fab 上方） */
    .float-bar .favorite-btn {
        display: none;
    }
    /* 移动抽屉（z-index 999）打开时隐藏所有浮动元素，避免遮挡 */
    body.mobile-nav-open .float-bar,
    body.mobile-nav-open .mobile-contact-fab {
        display: none !important;
    }
    /* 轮播指示点：44x44 触控热区，视觉仍保持 14px 圆点 */
    .carousel-indicators .carousel-dot {
        width: 44px;
        height: 44px;
        padding: 15px;
        border: none;
        background-clip: content-box;
        box-sizing: border-box;
    }
    .carousel-indicators .carousel-dot.active {
        background: #fff;
        background-clip: content-box;
    }
    /* 表格横向滚动容器：iOS 惯性滚动 */
    .table-container,
    .mr-tablewrap {
        -webkit-overflow-scrolling: touch;
    }
}

/* 触屏设备无法 hover：搜索历史的删除按钮常显 */
@media (hover: none) {
    .history-item .remove-history {
        opacity: 1;
    }
}

/* 触屏设备表单字号 ≥16px，防止 iOS Safari 聚焦时自动缩放页面 */
@media (pointer: coarse) {
    input, select, textarea {
        font-size: 16px !important;
    }
}

/* 搜索匹配词高亮 */
mark {
    background: #ffe9c7;
    color: inherit;
    border-radius: 2px;
}

/* 键盘导航高亮项（与 :hover 同样式） */
.suggestion-item.active {
    background: #f0f7f9;
}
.history-item.active {
    background: #f0f7fa;
}

/* 懒加载图片占位底色，防止加载瞬间白跳 */
img[loading="lazy"] {
    background: #f0f4f3;
}

/* ===== 原内联重复规则下沉（r5b） ===== */
.page-hero {
            background: linear-gradient(120deg, var(--primary-color) 0%, var(--secondary-color) 48%, #2a8f9e 80%, #7b61c9 135%);
            color: #fff;
            padding: 140px 40px 40px;
            text-align: center;
            margin-top: 85px;
            position: relative;
            overflow: hidden;
        }
.page-hero::before {
            content: "";
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at 30% 70%, rgba(255,255,255,0.08) 0%, transparent 50%),
                        radial-gradient(circle at 70% 30%, rgba(255,255,255,0.05) 0%, transparent 40%);
            animation: heroFloat 20s ease-in-out infinite;
            pointer-events: none;
        }
@keyframes heroFloat {
            0%, 100% { transform: translate(0, 0) rotate(0deg); }
            33% { transform: translate(2%, 2%) rotate(1deg); }
            66% { transform: translate(-1%, 1%) rotate(-1deg); }
        }
.page-hero h1 {
            font-size: clamp(32px, 7vw, 56px);
            font-weight: 700;
            margin-bottom: 24px;
            letter-spacing: -0.02em;
            position: relative;
            z-index: 1;
            text-shadow: 0 2px 20px rgba(0,0,0,0.15);
            opacity: 0;
            transform: translateY(30px);
            animation: fadeInUp 0.8s ease forwards 0.2s;
        }
.page-hero p {
            font-size: 1.25rem;
            max-width: 680px;
            margin: 0 auto;
            opacity: 0.92;
            line-height: 1.7;
            font-weight: 300;
            position: relative;
            z-index: 1;
            text-shadow: 0 1px 10px rgba(0,0,0,0.1);
            opacity: 0;
            transform: translateY(20px);
            animation: fadeInUp 0.8s ease forwards 0.4s;
        }
@keyframes fadeInUp {
            to { opacity: 1; transform: translateY(0); }
        }
.breadcrumb-list li {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
.breadcrumb-list a:hover {
            color: var(--primary-color);
            text-decoration: underline;
        }
.breadcrumb-list .separator {
            color: #b9c8d0;
            font-size: 12px;
        }
.breadcrumb-list .current {
            color: #2c4a5c;
            font-weight: 500;
        }
.products-row {
            display: flex;
            gap: 40px;
            width: 100%;
        }
.sidebar-title {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--primary-color);
            padding: 0 20px 16px 20px;
            border-bottom: 2px solid var(--secondary-color);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
.sidebar-title i {
            color: var(--secondary-color);
            font-size: 1.2rem;
        }
.product-nav-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
.product-nav-list li {
            margin: 4px 12px;
        }
.product-nav-list a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            border-radius: 14px;
            font-weight: 500;
            color: #2c3e4e;
            text-decoration: none;
            transition: all 0.2s;
            font-size: 0.95rem;
        }
.product-nav-list a i {
            width: 24px;
            text-align: center;
            color: var(--secondary-color);
            font-size: 1.1rem;
        }
.product-nav-list a:hover {
            background: #f0f7f9;
            color: var(--primary-color);
        }
.product-nav-list li.active a {
            background: linear-gradient(95deg, #e0f0f5, #c5e3ed);
            color: var(--primary-color);
            font-weight: 600;
            border-left: 3px solid var(--secondary-color);
        }
.main-product-content {
            flex: 1;
            min-width: 0;
        }
.section-title::after {
            content: "";
            position: absolute;
            left: -4px;
            top: 25px;
            transform: none;
            width: 4px;
            height: 60%;
            background: linear-gradient(to bottom, var(--secondary-color), var(--primary-color));
            border-radius: 2px;
        }
.content-card p {
            color: #2d3748;
            line-height: 1.85;
            margin-bottom: 18px;
            font-size: 1.02rem;
            letter-spacing: 0.01em;
        }
.content-card ul {
            margin: 20px 0 24px 28px;
            color: #2d3748;
            line-height: 1.85;
        }
.content-card ul li {
            margin-bottom: 10px;
            position: relative;
        }
.content-card strong {
            color: var(--primary-color);
            font-weight: 600;
        }
.highlight-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 28px;
            margin: 40px 0;
        }
.highlight-item {
            background: linear-gradient(145deg, #f8fafc 0%, #f1f5f9 100%);
            border-radius: 20px;
            padding: 32px 28px;
            position: relative;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0,0,0,0.03);
            border: 1px solid rgba(0,0,0,0.04);
        }
.highlight-item::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--secondary-color), var(--primary-color));
            opacity: 0.8;
            transition: height 0.3s ease;
        }
.highlight-item:hover {
            transform: translateY(-8px) scale(1.01);
            box-shadow: 0 20px 40px rgba(0,0,0,0.08), 0 0 0 1px rgba(30, 106, 125, 0.1);
            background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
        }
.highlight-item:hover::before {
            height: 6px;
        }
.highlight-item h4 {
            color: var(--primary-color);
            font-size: 1.15rem;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 12px;
            font-weight: 600;
            letter-spacing: -0.01em;
        }
.highlight-item h4 i {
            color: var(--secondary-color);
            font-size: 1.1em;
            width: 36px;
            height: 36px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, rgba(30, 106, 125, 0.1), rgba(14, 64, 80, 0.05));
            border-radius: 10px;
            transition: all 0.3s ease;
        }
.highlight-item:hover h4 i {
            background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
            color: #fff;
            transform: scale(1.1) rotate(-5deg);
        }
.content-card > p:last-of-type {
            margin-top: 40px;
            padding: 28px 32px;
            background: linear-gradient(135deg, rgba(30, 106, 125, 0.04), rgba(14, 64, 80, 0.02));
            border-radius: 16px;
            border-left: 4px solid var(--secondary-color);
            font-weight: 500;
            color: #2c4a5c;
            position: relative;
        }
.image-suggestion {
            background: linear-gradient(135deg, #f0f7ff 0%, #e8f4f8 100%);
            border-radius: 20px;
            padding: 48px 40px;
            text-align: center;
            color: #5a7a8a;
            border: 2px dashed #b8d4e3;
            margin: 48px 0 8px;
            position: relative;
            transition: all 0.4s ease;
        }
.image-suggestion:hover {
            border-color: var(--secondary-color);
            background: linear-gradient(135deg, #f5faff 0%, #edf7fb 100%);
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(30, 106, 125, 0.08);
        }
.image-suggestion i {
            font-size: 40px;
            color: var(--secondary-color);
            margin-bottom: 16px;
            display: block;
            opacity: 0.7;
            transition: all 0.3s ease;
        }
.image-suggestion:hover i {
            opacity: 1;
            transform: scale(1.1);
        }
.image-suggestion strong {
            color: var(--primary-color);
            font-weight: 600;
            display: block;
            margin-bottom: 8px;
            font-size: 1.05rem;
        }
.reveal {
            opacity: 0;
            transform: translateY(40px);
            transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
        }
.reveal.active {
            opacity: 1;
            transform: translateY(0);
        }
.highlight-item:nth-child(1) { transition-delay: 0.1s; }
.highlight-item:nth-child(2) { transition-delay: 0.2s; }
.highlight-item:nth-child(3) { transition-delay: 0.3s; }
.highlight-item:nth-child(4) { transition-delay: 0.4s; }
.footer-brand {
            flex: 0 0 220px;
            min-width: 180px;
        }
.footer-column {
            flex: 1;
            min-width: 140px;
        }
.footer-column h4 + h4 {
            margin-top: 24px;
        }
@media (prefers-reduced-motion: reduce) {
            *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
            html { scroll-behavior: auto; }
        }
.product-nav-list li.active a i {
            color: var(--primary-color);
        }
.highlight-item ul {
            margin: 12px 0 0 20px;
            color: #4a5568;
            line-height: 1.8;
            font-size: 0.95rem;
        }
.highlight-item ul li {
            margin-bottom: 6px;
        }
.product-hero {
            background: linear-gradient(120deg, var(--primary-color) 0%, var(--secondary-color) 48%, #2a8f9e 80%, #7b61c9 135%);
            color: #fff;
            padding: 100px 40px 70px;
            text-align: center;
            margin-top: 85px;
        }
.product-hero h1 {
            font-size: clamp(28px, 6vw, 48px);
            font-weight: 700;
            margin-bottom: 20px;
        }
.product-hero p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto;
            opacity: 0.9;
        }
.table-container {
            overflow-x: auto;
            margin: 2rem 0;
            border-radius: 16px;
            border: 1px solid var(--border-light);
        }
table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.9rem;
        }
th {
            background: var(--primary-color);
            color: white;
            font-weight: 600;
            padding: 14px 12px;
            text-align: left;
        }
td {
            padding: 12px;
            border-bottom: 1px solid var(--border-light);
        }
tr:nth-child(even) {
            background-color: #f9fdfe;
        }
tr:hover {
            background-color: #f0f9f6;
        }
.no-results {
            text-align: center;
            padding: 40px;
            color: var(--text-muted);
            font-size: 1rem;
        }
.note {
            font-size: 0.9rem;
            color: #4a6a7a;
            background: #f1f5f9;
            padding: 12px 20px;
            border-radius: 40px;
            display: inline-block;
            margin-top: 20px;
        }
.pagination {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin-top: 30px;
            flex-wrap: wrap;
        }
.pagination button {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: 6px;
            padding: 6px 12px;
            cursor: pointer;
            font-size: 14px;
            transition: all 0.2s;
        }
.pagination button.active {
            background: var(--secondary-color);
            border-color: var(--secondary-color);
            color: #fff;
        }
.pagination button:disabled {
            opacity: 0.5;
            cursor: not-allowed;
        }
.stats {
            margin-top: 20px;
            text-align: center;
            font-size: 14px;
            color: var(--text-muted);
        }
.category-card {
            background: #fff;
            border-radius: 32px;
            padding: 12px 8px;
            text-align: center;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
            border: 1px solid #e2edf2;
            font-weight: 600;
            color: var(--primary-color);
            font-size: 0.85rem;
            white-space: normal;
            word-break: keep-all;
        }
.category-card i {
            font-size: 22px;
            margin-right: 8px;
            color: var(--secondary-color);
            vertical-align: middle;
        }
.category-card span {
            vertical-align: middle;
        }
.category-card:hover {
            background: linear-gradient(135deg, #f0f9fc 0%, #e0f0f5 100%);
            border-color: var(--secondary-color);
        }
.category-card.active {
            background: linear-gradient(120deg, var(--primary-color) 0%, var(--secondary-color) 48%, #2a8f9e 80%, #7b61c9 135%);
            color: white;
            border-color: transparent;
        }
.category-card.active i {
            color: white;
        }
.crosslink-banner .btn-accent:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(14,64,80,0.35);
            color: #fff;
        }
.service-hero {
            background: linear-gradient(120deg, var(--primary-color) 0%, var(--secondary-color) 48%, #2a8f9e 80%, #7b61c9 135%);
            color: #fff;
            padding: 100px 40px 70px;
            text-align: center;
            margin-top: 85px;
        }
.service-hero h1 { font-size: clamp(28px, 6vw, 48px); font-weight: 700; margin-bottom: 20px; }
.service-hero p { font-size: 1.2rem; max-width: 800px; margin: 0 auto 2rem; opacity: 0.95; }
.hero-cta { display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; }
.btn-primary {
            background: #fff;
            color: var(--primary-color);
            padding: 12px 28px;
            border-radius: 40px;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s;
            display: inline-block;
        }
.btn-outline-light {
            background: transparent;
            border: 2px solid #fff;
            color: #fff;
            padding: 10px 28px;
            border-radius: 40px;
            font-weight: 500;
            text-decoration: none;
            transition: all 0.3s;
            display: inline-block;
        }
.btn-outline-light:hover { background: #fff; color: var(--primary-color); }
.service-features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin: 3rem 0;
        }
.feature-card {
            background: #f8fafc;
            border-radius: 20px;
            padding: 30px;
            transition: all 0.3s;
            border: 1px solid #e2edf2;
        }
.feature-card:hover { border-color: var(--accent-color); }
.feature-icon {
            width: 60px;
            height: 60px;
            background: linear-gradient(135deg, #e0f0f5, #c5e3ed);
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
        }
.feature-icon i { font-size: 28px; color: var(--secondary-color); }
.feature-card h3 { color: var(--primary-color); margin-bottom: 15px; font-size: 1.3rem; }
.workflow-steps { display: flex; flex-wrap: wrap; justify-content: center; gap: 25px; margin: 3rem 0; }
.step {
            background: #fff;
            border-radius: 20px;
            padding: 25px;
            flex: 1;
            min-width: 200px;
            text-align: center;
            box-shadow: 0 4px 12px rgba(0,0,0,0.05);
            border-top: 4px solid var(--secondary-color);
        }
.step-number {
            width: 40px;
            height: 40px;
            background: var(--primary-color);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 15px;
            font-weight: bold;
        }
.cta-box {
            background: linear-gradient(135deg, var(--primary-color), #0b2f3a);
            color: #fff;
            border-radius: 32px;
            padding: 50px 30px;
            text-align: center;
            margin: 40px 0;
        }
.services-page-wrapper {
            display: flex;
            flex-direction: column;
            gap: 20px;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 40px;
        }
.service-sidebar {
            flex: 0 0 280px;
            background: #fff;
            border-radius: 24px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.04);
            padding: 28px 0;
            align-self: start;
            position: sticky;
            top: 110px;
            border: 1px solid var(--border-light);
        }
.service-nav-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
.service-nav-list li { margin: 4px 12px; }
.service-nav-list a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            border-radius: 14px;
            font-weight: 500;
            color: #2c3e4e;
            text-decoration: none;
            transition: all 0.2s;
            font-size: 0.95rem;
        }
.service-nav-list a i {
            width: 24px;
            text-align: center;
            color: var(--secondary-color);
            font-size: 1.1rem;
        }
.service-nav-list a:hover {
            background: #f0f7f9;
            color: var(--primary-color);
        }
.service-nav-list li.active a {
            background: linear-gradient(95deg, #e0f0f5, #c5e3ed);
            color: var(--primary-color);
            font-weight: 600;
            border-left: 3px solid var(--secondary-color);
        }
.main-service-content { flex: 1; min-width: 0; }
.services-row {
            display: flex;
            gap: 40px;
            width: 100%;
        }
.nav-search-box .search-suggestions {
            left: auto !important;
            right: 40px !important;
        }
.product-link {
            text-decoration: none;
            color: var(--secondary-color);
            font-weight: 500;
        }
.product-link:hover {
            color: var(--primary-color);
            text-decoration: underline;
        }
.nd-wrap { max-width: 860px; margin: 0 auto; padding: 40px 24px 70px; }
.nd-hero { background: linear-gradient(120deg, var(--primary-color) 0%, var(--secondary-color) 48%, #2a8f9e 80%, #7b61c9 135%); color: #fff; padding: 90px 24px 46px; text-align: center; margin-top: 0; }
.nd-hero h1 { font-size: clamp(24px, 4vw, 36px); line-height: 1.35; max-width: 900px; margin: 0 auto 18px; }
.nd-meta { display: flex; gap: 22px; justify-content: center; flex-wrap: wrap; font-size: 14px; opacity: 0.92; }
.nd-breadcrumb { max-width: 1280px; margin: 22px auto 0; padding: 0 24px; font-size: 14px; color: var(--text-muted); }
.nd-breadcrumb a { color: var(--secondary-color); text-decoration: none; }
.nd-breadcrumb a:hover { text-decoration: underline; }
.nd-badge { display: inline-block; background: var(--accent-color-soft); color: var(--accent-color-dark); border: 1px solid var(--accent-color); border-radius: 999px; padding: 3px 14px; font-size: 13px; font-weight: 600; margin-bottom: 20px; }
.nd-image { width: 100%; border-radius: 12px; margin-bottom: 28px; }
.nd-body { font-size: 16px; line-height: 1.85; color: #2d3748; }
.nd-body p { margin-bottom: 18px; }
.nd-body h2 { color: var(--primary-color); font-size: 22px; margin: 32px 0 14px; }
.nd-body h3 { color: var(--primary-color); font-size: 18px; margin: 26px 0 12px; }
.nd-body ul, .nd-body ol { margin: 0 0 18px 24px; }
.nd-body li { margin-bottom: 8px; }
.nd-tags { margin-top: 30px; padding-top: 22px; border-top: 1px solid var(--border-light); font-size: 14px; color: var(--text-muted); }
.nd-tag { display: inline-block; background: var(--bg-light); border: 1px solid var(--border-light); border-radius: 999px; padding: 3px 12px; margin: 4px 6px 0 0; font-size: 13px; color: var(--text-gray); }
.nd-related { margin-top: 40px; background: var(--bg-light); border: 1px solid var(--border-light); border-radius: 14px; padding: 28px 32px; }
.nd-related h2 { font-size: 19px; color: var(--primary-color); margin-bottom: 14px; display: flex; align-items: center; gap: 10px; }
.nd-related ul { list-style: none; margin: 0; padding: 0; }
.nd-related li { margin-bottom: 10px; }
.nd-related a { color: var(--secondary-color); text-decoration: none; font-weight: 500; }
.nd-related a:hover { text-decoration: underline; }
.nd-related a::before { content: "▸"; color: var(--accent-color); margin-right: 8px; }
.nd-back { display: inline-block; margin-top: 34px; color: var(--secondary-color); text-decoration: none; font-weight: 600; }
.nd-back:hover { text-decoration: underline; }
.nd-layout { max-width: 1280px; margin: 0 auto; padding: 0 24px; display: flex; gap: 32px; align-items: flex-start; }
.nd-layout .nd-wrap { flex: 1; min-width: 0; max-width: none; margin: 0; padding: 40px 0 70px; }
.nd-sidebar { width: 300px; flex-shrink: 0; position: sticky; top: 105px; margin-top: 40px; background: #fff; border: 1px solid var(--border-light); border-radius: 14px; padding: 20px 18px; max-height: calc(100vh - 130px); overflow-y: auto; box-shadow: 0 2px 12px rgba(14,64,80,0.05); }
.nd-sidebar-title { font-size: 17px; color: var(--primary-color); margin: 0 0 14px; padding-bottom: 12px; border-bottom: 2px solid var(--secondary-color); display: flex; align-items: center; gap: 8px; }
.nd-sidebar-list { list-style: none; margin: 0; padding: 0; }
.nd-sidebar-list li { margin-bottom: 2px; }
.nd-sidebar-list a { display: block; padding: 8px 10px; border-radius: 8px; color: var(--text-gray); text-decoration: none; font-size: 13.5px; line-height: 1.45; transition: background .2s, color .2s; border-left: 3px solid transparent; }
.nd-sidebar-list a:hover { background: var(--bg-light); color: var(--secondary-color); }
.nd-sidebar-list li.active a { background: var(--bg-light); color: var(--secondary-color); border-left-color: var(--secondary-color); font-weight: 600; }
.nd-sidebar-date { display: block; font-size: 12px; color: var(--text-muted); margin-top: 3px; font-weight: 400; }
.nd-sidebar-all { display: inline-flex; align-items: center; gap: 6px; margin-top: 14px; color: var(--secondary-color); font-weight: 600; font-size: 14px; text-decoration: none; }
.nd-sidebar-all:hover { text-decoration: underline; }
.nd-nav-label { display: block; font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-muted); margin-bottom: 6px; font-weight: 600; }
.nd-nav-label i { font-size: 11px; }
.nd-nav-title { font-size: 14.5px; font-weight: 600; color: var(--secondary-color); line-height: 1.45; }
.nd-nav-next { text-align: right; }
.nd-nav-placeholder { flex: 1; max-width: 48%; }
.product-breadcrumb { max-width: 100%; margin: 0; padding: 0; width: 100%; }
.product-breadcrumb .breadcrumb-list { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; list-style: none; padding: 12px 0; margin: 0; font-size: 14px; color: #5a6e7c; }
.product-breadcrumb .breadcrumb-list li { display: inline-flex; align-items: center; gap: 8px; }
.product-breadcrumb .breadcrumb-list a { color: var(--secondary-color); text-decoration: none; transition: color 0.2s; font-weight: 500; }
.product-breadcrumb .breadcrumb-list a:hover { color: var(--primary-color); text-decoration: underline; }
.product-breadcrumb .breadcrumb-list .separator { color: #94a3b8; font-size: 13px; font-weight: 600; }
.product-breadcrumb .breadcrumb-list .current { color: #2c4a5c; font-weight: 500; }
.product-detail-wrapper { max-width: 1400px; margin: 100px auto 40px; padding: 0 40px; }
.detail-content { display: flex; gap: 40px; }
.sidebar-header { padding: 20px 24px 16px; border-bottom: 2px solid var(--secondary-color); }
.sidebar-header h4 { font-size: 1.2rem; font-weight: 700; color: var(--primary-color); display: flex; align-items: center; gap: 10px; margin: 0; }
.sidebar-header h4 i { color: var(--secondary-color); font-size: 1.3rem; }
.sidebar-nav-list { list-style: none; padding: 12px; margin: 0; }
.sidebar-nav-list li { margin-bottom: 4px; }
.sidebar-nav-list a { display: flex; align-items: center; gap: 12px; padding: 12px 16px; border-radius: 14px; font-weight: 500; color: #2c3e4e; text-decoration: none; transition: all 0.2s; font-size: 0.95rem; }
.sidebar-nav-list a i { width: 22px; text-align: center; color: var(--secondary-color); font-size: 1.1rem; }
.sidebar-nav-list a:hover { background: #f0f7f9; color: var(--primary-color); }
.sidebar-nav-list li.active a { background: linear-gradient(95deg, #e0f0f5, #c5e3ed); color: var(--primary-color); font-weight: 600; border-left: 3px solid var(--secondary-color); }
.product-main { flex: 1; min-width: 0; }
.product-overview-card { background: #fff; border-radius: 24px; box-shadow: 0 8px 25px rgba(0,0,0,0.05); padding: 40px; margin-bottom: 30px; }
.product-category-tag { display: inline-block; padding: 5px 14px; background: var(--bg-light); color: var(--secondary-color); border-radius: 40px; font-size: 13px; font-weight: 600; margin-bottom: 16px; }
.product-title-row { display: flex; gap: 30px; align-items: flex-start; margin-bottom: 24px; }
.product-image-area { flex: 0 0 200px; max-width: 200px; }
.product-image-area img { width: 100%; height: auto; border-radius: 12px; border: 1px solid var(--border-light); background: #f8fafc; padding: 8px; box-sizing: border-box; min-height: 160px; object-fit: contain; display: block; }
.product-image-placeholder { width: 100%; height: 160px; background: #f1f5f9; border-radius: 12px; display: flex; align-items: center; justify-content: center; color: #94a3b8; font-size: 14px; border: 1px dashed #cbd5e0; box-sizing: border-box; flex-direction: column; gap: 4px; }
.product-image-placeholder i { font-size: 30px; color: #94a3b8; }
.product-image-placeholder small { color: #94a3b8; }
.product-info-area { flex: 1; min-width: 0; }
.product-info-area h1 { font-size: 2rem; color: var(--primary-color); margin: 0 0 6px 0; font-weight: 700; }
.product-sku { font-size: 14px; color: #5a6e7c; margin: 0 0 8px 0; }
.product-sku strong { color: #2c4a5c; }
.product-price-display { font-size: 22px; font-weight: 700; color: var(--primary-color); margin-top: 4px; }
.product-price-display .currency { font-weight: 400; font-size: 16px; }
.spec-table { width: 100%; border-collapse: separate; border-spacing: 0; border-radius: 20px; overflow: visible; margin-bottom: 28px; background: #fff; box-shadow: 0 2px 8px rgba(0,0,0,0.03); }
.spec-table th { background: linear-gradient(105deg, var(--primary-color) 0%, #1a5c6e 100%); color: #fff; font-weight: 600; padding: 14px 18px; text-align: left; font-size: 0.95rem; letter-spacing: 0.3px; width: 200px; }
.spec-table td { padding: 12px 18px; border-bottom: 1px solid #eef2f6; color: #1e2a3a; background-color: #ffffff; transition: background 0.2s; }
.spec-table tr { transition: transform 0.2s ease, box-shadow 0.2s ease; transform-origin: center; }
.spec-table tr:hover { transform: scale(1.02); position: relative; z-index: 2; box-shadow: 0 6px 16px rgba(0,0,0,0.05); }
.spec-table tr:hover td { background-color: #f8fefc; }
.spec-table tr:last-child td { border-bottom: none; }
.spec-table .line-item { display: block; margin-bottom: 4px; }
.spec-table .line-item:last-child { margin-bottom: 0; }
.content-text { line-height: 1.8; color: #475569; font-size: 0.95rem; }
.content-text ul, .content-text ol { padding-left: 20px; }
.cell-source-block { background: #f0f7fa; border-radius: 16px; padding: 20px 24px; margin-bottom: 24px; border-left: 4px solid var(--secondary-color); }
.cell-source-block strong { color: var(--primary-color); }
.notes-list { list-style: none; padding: 0; color: #475569; }
.notes-list li { padding: 8px 0; border-bottom: 1px solid #f1f5f9; display: flex; align-items: baseline; gap: 8px; }
.notes-list li:before { content: "•"; color: var(--secondary-color); font-weight: bold; }
.related-product-item { display: flex; flex-direction: column; align-items: center; text-align: center; text-decoration: none; color: inherit; background: #f8fafc; border-radius: 16px; padding: 16px 12px; transition: all 0.25s ease; border: 1px solid transparent; }
.related-product-item:hover { background: #fff; border-color: var(--secondary-color); box-shadow: 0 6px 20px rgba(0,0,0,0.06); transform: translateY(-4px); }
.related-product-img { width: 100%; aspect-ratio: 1 / 1; background: #fff; border-radius: 12px; display: flex; align-items: center; justify-content: center; overflow: hidden; border: 1px solid #e2edf2; margin-bottom: 12px; }
.related-product-img img { width: 100%; height: 100%; object-fit: contain; padding: 8px; box-sizing: border-box; }
.related-product-img i { font-size: 36px; color: #94a3b8; }
.related-product-name { font-weight: 600; font-size: 0.95rem; color: var(--primary-color); margin-bottom: 4px; line-height: 1.3; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.related-product-catalog { font-size: 0.8rem; color: #5a6e7c; }
.product-navigation { display: flex; flex-direction: column; gap: 16px; margin-top: 20px; padding-top: 20px; border-top: 1px solid #e2edf2; }
.nav-prev-next-row { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.nav-btn { display: inline-flex; align-items: center; gap: 8px; background: #f1f7fa; color: var(--primary-color); padding: 10px 20px; border-radius: 40px; text-decoration: none; font-weight: 500; transition: all 0.2s; font-size: 0.9rem; }
.nav-btn.disabled { opacity: 0.5; pointer-events: none; background: #eef3f6; color: #8ba0ae; }
.nav-btn:hover:not(.disabled) { background: var(--secondary-color); color: white; }
.back-btn { background: #fff; border: 1px solid var(--secondary-color); color: var(--secondary-color); display: inline-flex; width: auto; align-self: flex-start; }
.back-btn:hover { background: var(--secondary-color); color: white; border-color: var(--secondary-color); }
.img-magnifier-container { position: relative; cursor: crosshair; }
.img-magnifier-container img { display: block; width: 100%; height: auto; border-radius: 12px; border: 1px solid var(--border-light); background: #f8fafc; padding: 8px; box-sizing: border-box; }
.img-magnifier-result { position: absolute; width: 160px; height: 160px; border: 3px solid #fff; border-radius: 50%; pointer-events: none; display: none; background-repeat: no-repeat; box-shadow: 0 5px 20px rgba(0,0,0,0.4); z-index: 1000; background-color: #fff; background-image: none; top: 0; left: 0; }
.quote-modal-overlay { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.5); z-index: 9999; justify-content: center; align-items: center; backdrop-filter: blur(4px); }
.quote-modal-overlay.active { display: flex; }
.quote-modal { background: #fff; max-width: 520px; width: 92%; border-radius: 24px; padding: 40px; box-shadow: 0 25px 60px rgba(0,0,0,0.3); position: relative; max-height: 90vh; overflow-y: auto; }
.quote-modal-close { position: absolute; top: 16px; right: 20px; font-size: 28px; background: none; border: none; cursor: pointer; color: #8aa3b3; transition: color 0.2s; }
.quote-modal-close:hover { color: var(--primary-color); }
.quote-modal h2 { font-size: 26px; color: var(--primary-color); margin-top: 0; margin-bottom: 8px; font-weight: 700; }
.quote-modal .sub { color: #5b7c8c; font-size: 15px; margin-bottom: 24px; }
.quote-modal .form-group { margin-bottom: 18px; }
.quote-modal label { display: block; font-size: 14px; font-weight: 600; color: var(--primary-color); margin-bottom: 6px; }
.quote-modal label .required { color: var(--error); margin-left: 2px; }
.quote-modal textarea.form-control { min-height: 100px; }
.quote-modal .btn-submit { width: 100%; }
.quote-modal .msg-box { padding: 12px 16px; border-radius: 10px; margin-bottom: 20px; font-size: 14px; display: none; }
.quote-modal .msg-box.success { background: #f0fff4; color: #276749; border: 1px solid #9ae6b4; display: block; }
.quote-modal .msg-box.error { background: #fff5f5; color: #c53030; border: 1px solid #feb2b2; display: block; }
.btn-quote { padding: 14px 32px; font-size: 16px; }
.content-text ul li, .content-text ol li { margin-bottom: 0.25rem; }
.comp-highlight { color: var(--secondary-color); font-weight: 700; font-size: 1.15em; background: transparent; }
.article-hero {
            background: linear-gradient(120deg, var(--primary-color) 0%, var(--secondary-color) 48%, #2a8f9e 80%, #7b61c9 135%);
            color: #fff;
            padding: 100px 40px 70px;
            text-align: center;
            margin-top: 85px;
        }
.article-hero h1 {
            font-size: clamp(28px, 5vw, 44px);
            font-weight: 700;
            margin-bottom: 16px;
            max-width: 1100px;
            margin-left: auto;
            margin-right: auto;
        }
.article-hero .meta {
            font-size: 1rem;
            opacity: 0.9;
        }
.article-body h2 {
            font-size: 2rem;
            color: var(--primary-color);
            border-left: 5px solid var(--secondary-color);
            padding-left: 20px;
            margin: 44px 0 20px;
            font-weight: 700;
        }
.article-body h3 {
            font-size: 1.5rem;
            color: var(--primary-color);
            margin: 32px 0 16px;
            font-weight: 600;
        }
.article-body h4 {
            font-size: 1.2rem;
            color: var(--primary-color);
            margin: 24px 0 12px;
            font-weight: 600;
        }
.article-body p {
            font-size: 1.05rem;
            line-height: 1.8;
            margin-bottom: 1.2rem;
            color: #1e2a3a;
        }
.article-body ul, .article-body ol {
            padding-left: 28px;
            margin-bottom: 1.2rem;
        }
.article-body li {
            margin-bottom: 0.5rem;
            line-height: 1.7;
        }
.article-body .internal-link {
            color: var(--secondary-color);
            text-decoration: none;
            font-weight: 500;
            border-bottom: 1px dashed var(--secondary-color);
        }
.article-body .internal-link:hover {
            color: var(--primary-color);
            border-bottom-color: var(--primary-color);
        }
.article-body .note-box {
            background: #f1f8fa;
            padding: 16px 24px;
            border-radius: 12px;
            margin: 24px 0;
            border-left: 4px solid var(--secondary-color);
        }
.article-body .note-box a {
            color: var(--secondary-color);
            text-decoration: none;
            font-weight: 600;
        }
.article-body .note-box a:hover {
            text-decoration: underline;
        }
.article-body .ref-list {
            margin-top: 50px;
            padding-top: 30px;
            border-top: 2px solid var(--border-light);
        }
.article-body .ref-list h2 {
            border-left-color: var(--secondary-color);
            margin-bottom: 24px;
        }
.article-body .ref-item {
            display: flex;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid #f0f2f5;
            font-size: 0.95rem;
            line-height: 1.6;
        }
.article-body .ref-item .ref-num {
            font-weight: 700;
            color: var(--secondary-color);
            min-width: 34px;
            font-size: 0.9rem;
        }
.article-body .ref-item a {
            color: var(--secondary-color);
            text-decoration: none;
            word-break: break-all;
        }
.article-body .ref-item a:hover {
            text-decoration: underline;
            color: var(--primary-color);
        }
.article-body .ref-item .doi-link {
            display: inline-block;
            margin-left: 8px;
            font-size: 0.85rem;
            background: #e6f4f1;
            padding: 0 12px;
            border-radius: 20px;
            color: var(--primary-color);
            font-weight: 500;
        }
.article-body .ref-item .doi-link i {
            margin-right: 4px;
        }
@media (max-width: 576px) {
        .product-detail-wrapper { margin-top: 85px; }
    }
.article-page-wrapper {
            display: flex;
            flex-direction: column;
            gap: 20px;
            max-width: 1400px;  
            margin: 0 auto;
            padding: 0 40px;    
        }
.article-layout { display: flex; gap: 28px; align-items: flex-start; width: 100%; }
.article-layout .article-body { flex: 1; min-width: 0; max-width: none; margin: 0 0 80px; }
.art-sidebar { width: 300px; flex-shrink: 0; position: sticky; top: 105px; background: #fff; border-radius: 16px; box-shadow: 0 4px 18px rgba(14,64,80,0.07); padding: 18px 16px; max-height: calc(100vh - 130px); overflow-y: auto; }
.art-sidebar > h2 { font-size: 16px; color: var(--primary-color); margin: 0 0 8px; padding: 6px 8px 12px; border-bottom: 2px solid var(--secondary-color); display: flex; align-items: center; gap: 8px; }
.art-cat-name { font-size: 11.5px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-muted); padding: 12px 8px 4px; }
.art-cat-name i { margin-right: 5px; color: var(--secondary-color); }
.art-sidebar ul { list-style: none; margin: 0; padding: 0; }
.art-sidebar li a { display: block; padding: 6px 10px; border-radius: 8px; color: var(--text-gray); text-decoration: none; font-size: 13px; line-height: 1.4; border-left: 3px solid transparent; transition: background .2s, color .2s; }
.art-sidebar li a:hover { background: var(--bg-light); color: var(--secondary-color); }
.art-sidebar li.active a { background: var(--bg-light); color: var(--secondary-color); border-left-color: var(--secondary-color); font-weight: 600; }
.art-sidebar-all { display: inline-flex; align-items: center; gap: 6px; margin: 14px 8px 4px; color: var(--secondary-color); font-weight: 600; font-size: 13.5px; text-decoration: none; }
.art-sidebar-all:hover { text-decoration: underline; }
.art-nav { display: flex; justify-content: space-between; gap: 16px; margin-top: 44px; padding-top: 28px; border-top: 2px solid var(--border-light); }
.art-nav a { flex: 1; max-width: 48%; background: var(--bg-light); border: 1px solid var(--border-light); border-radius: 12px; padding: 14px 18px; text-decoration: none; transition: border-color .2s, box-shadow .2s, transform .2s; display: block; }
.art-nav a:hover { border-color: var(--secondary-color); box-shadow: 0 4px 14px rgba(30,106,125,0.12); transform: translateY(-2px); }
.art-nav-label { display: block; font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-muted); margin-bottom: 6px; font-weight: 600; }
.art-nav-title { font-size: 14px; font-weight: 600; color: var(--secondary-color); line-height: 1.45; }
.art-nav-next { text-align: right; }
.art-nav-placeholder { flex: 1; max-width: 48%; }

/* Print styles */
@media print {
  .header, .footer, .mobile-contact-fab, .float-btn, .quote-modal-overlay, .g-cookie-consent, .carousel-indicators { display: none !important; }
  body { color: #000; background: #fff; }
  .content-card { box-shadow: none; border-radius: 0; background: #fff; }
}