/* ---------- RESET & BASE ---------- */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
            line-height: 1.5;
            color: #222;
            background-color: #fefefe;
            scroll-behavior: smooth;
            overflow-x: hidden;
            width: 100%;
        }

        /* ---------- CONTAINERS ---------- */
        .container {
            width: 100%;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .content-container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
            overflow-x: hidden;
        }
        .clearfix::after {
            content: "";
            display: table;
            clear: both;
        }

        /* ---------- HEADER & TOPBAR ---------- */
        .web-header {
            background-color: #f5f5f5;
            border-bottom: 1px solid #ddd;
        }
        .topbar-full {
            background-color: #f5f5f5;
            border-bottom: 1px solid #e0e0e0;
            box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
            width: 100%;
            line-height: 10px;
            font-size: 12px;
            color: #666;
        }
        .topbar-full .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .web-header .container {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 15px 20px;
        }
        .logo-text-group {
            display: flex;
            align-items: center;
            gap: 30px;
            flex-wrap: wrap;
        }
        .logo {
            flex-shrink: 0;
            width: 210px;
        }
        .logo img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .text {
            border-left: 2px solid #d92325;
            padding-left: 24px;
            font-size: 20px;
            font-weight: bold;
            color: #333;
            line-height: 1.4;
        }
        .text strong {
            display: block;
            font-size: 14px;
            font-weight: normal;
            color: #777;
        }
        .tel {
            flex-shrink: 0;
            text-align: left;
            color: #333;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .tel-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background-color: #d92325;
            border-radius: 50%;
            color: #fff;
            font-size: 20px;
            text-decoration: none;
            box-shadow: 0 2px 5px rgba(0,0,0,0.1);
        }
        .tel-info {
            text-align: left;
        }
        .tel-info span {
            font-size: 14px;
            color: #666;
            display: block;
        }
        .tel-info strong {
            font-family: Impact, fantasy;
            font-size: 34px;
            color: #d92325;
            font-weight: bold;
            letter-spacing: 1px;
            line-height: 1.2;
        }

        /* ---------- NAVIGATION (PC) ---------- */
        .web-nav {
            background: #232323;
            position: relative;
            z-index: 1000;
        }
        .web-nav .container {
            position: relative;
        }
        .web-nav ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .web-nav > .container > ul {
            display: flex;
            flex-wrap: wrap;
            width: 100%;
        }
        .web-nav > .container > ul > li {
            position: relative;
            flex: 1;
            text-align: center;
            line-height: 66px;
        }
        .web-nav > .container > ul > li > a {
            display: block;
            padding: 0 10px;
            line-height: inherit;
            font-size: 18px;
            color: #fff;
            text-decoration: none;
            transition: all 0.3s;
            font-weight: 500;
        }
        .web-nav > .container > ul > li:hover > a,
        .web-nav > .container > ul > li.active > a {
            background: #d92325;
            color: #fff;
        }
        .product-li {
            position: static !important;
        }
        .dropdown-box {
            position: absolute;
            top: 66px;
            left: 0;
            background: #fff;
            min-width: 220px;
            border-radius: 12px;
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s cubic-bezier(0.2, 0.9, 0.4, 1.1);
            z-index: 200;
            padding: 8px 0;
            text-align: left;
            border: 1px solid rgba(0,0,0,0.05);
        }
        .dropdown-box li {
            display: block;
            width: 100%;
            margin: 4px 0;
            position: relative;
        }
        .dropdown-box li a {
            display: block;
            padding: 12px 24px 12px 48px;
            color: #1e2a36;
            font-size: 16px;
            text-decoration: none;
            transition: all 0.25s;
            font-weight: 500;
            position: relative;
            line-height: normal;
        }
        .dropdown-box li a::before {
            content: "→";
            position: absolute;
            left: 20px;
            top: 50%;
            transform: translateY(-50%);
            color: #d92325;
            opacity: 0;
            transition: opacity 0.2s, left 0.2s;
            font-size: 14px;
        }
        .dropdown-box li a:hover::before {
            opacity: 1;
            left: 16px;
        }
        .dropdown-box li a:hover {
            background: #fef5f2;
            color: #d92325;
            padding-left: 52px;
        }
        .dropdown:hover .dropdown-box {
            opacity: 1;
            visibility: visible;
        }

        /* Mega Menu */
        .mega-menu-wrapper {
            position: absolute;
            top: 66px;
            left: 50%;
            transform: translateX(-50%);
            width: 100vw;
            background: #fff;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
            border-top: 2px solid #d92325;
            opacity: 0;
            visibility: hidden;
            transition: all 0.2s ease;
            z-index: 300;
            pointer-events: none;
        }
        .product-li:hover .mega-menu-wrapper {
            opacity: 1;
            visibility: visible;
            pointer-events: auto;
        }
        .headej-mega {
            max-width: 1400px;
            margin: 0 auto;
            padding: 25px 20px;
            background: #fff;
            font-size: 16px;
            line-height: normal;
        }
        .headej-mega * {
            line-height: normal;
        }
        .lbox {
            display: flex;
            gap: 30px;
        }
        .llt {
            width: 300px;
            flex-shrink: 0;
            padding: 10px;
            border-right: 1px solid #e0e0e0;
        }
        .llt dl dd {
            padding: 12px 16px;
            cursor: pointer;
            transition: all 0.2s;
            display: flex;
            align-items: center;
            border-left: 3px solid transparent;
            font-size: 16px;
        }
        .llt dl dd.act {
            background: #fff3ef;
            border-left-color: #d92325;
            color: #d92325;
        }
        .llt dl dd .ico {
            width: 30px;
            margin-right: 12px;
            text-align: center;
        }
        .llt dl dd .ico img {
            max-width: 24px;
            vertical-align: middle;
        }
        .llt dl dd .ico img:last-child { display: none; }
        .llt dl dd.act .ico img:first-child { display: none; }
        .llt dl dd.act .ico img:last-child { display: inline-block; }
        .llt dl dd .wz {
            font-size: 16px;
            font-weight: 500;
        }
        .lrt {
            flex: 1;
            background: #fff;
            padding: 20px;
        }
        .lrt dl dd {
            display: none;
            animation: fade 0.2s;
        }
        .lrt dl dd.active {
            display: block;
        }
        .dox {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            gap: 10px;
        }
        .dlt {
            flex: 0 0 40%;
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-height: 450px;
            overflow-y: auto;
            padding-right: 8px;
            border-right: 1px solid #e0e0e0;
        }
        .dlt::-webkit-scrollbar {
            width: 5px;
        }
        .dlt::-webkit-scrollbar-track { background: #f1f1f1; border-radius: 3px; }
        .dlt::-webkit-scrollbar-thumb { background: #ccc; border-radius: 3px; }
        .dlt::-webkit-scrollbar-thumb:hover { background: #d92325; }
        .dlt a {
            display: block;
            width: 100%;
            padding: 10px 12px;
            font-size: 16px;
            color: #333;
            text-decoration: none;
            border-radius: 6px;
            transition: all 0.2s;
            text-align: center;
            background: transparent;
        }
        .dlt a:hover {
            background: #f0f0f0;
            color: #d92325;
            transform: translateY(-2px);
        }
        .drt {
            width: 400px;
            text-align: center;
            flex-shrink: 0;
        }
        .drt a { text-decoration: none; }
        .drt .img img {
            width: 100%;
            height: auto;
            border-radius: 8px;
            box-shadow: 0 4px 10px rgba(0,0,0,0.05);
        }
        .drt .att {
            margin-top: 12px;
            color: #d92325;
            font-size: 14px;
        }
        @keyframes fade {
            from { opacity: 0; transform: translateY(5px);}
            to { opacity: 1; transform: translateY(0);}
        }

        /* ---------- TAG PAGE SPECIFIC ---------- */
        .section {
            padding: 50px 0;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 600;
            margin-bottom: 40px;
            position: relative;
            padding-bottom: 12px;
            letter-spacing: -0.02em;
            color: #1a1a1a;
        }
        .section-title:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 70px;
            height: 4px;
            background-color: #d92325;
            border-radius: 4px;
        }
        .bg-tag {
            background-color: #ffffff;
            background-image: radial-gradient(rgba(0,0,0,0.02) 1px, transparent 1px);
            background-size: 30px 30px;
        }
        .bg-products {
            background-color: #f8f9fc;
            background-image: repeating-linear-gradient(45deg, rgba(0,0,0,0.01) 0px, rgba(0,0,0,0.01) 10px, transparent 10px, transparent 20px);
        }
        .bg-cases {
            background-color: #ffffff;
            background-image: linear-gradient(to right, rgba(0,0,0,0.02) 1px, transparent 1px), linear-gradient(to bottom, rgba(0,0,0,0.02) 1px, transparent 1px);
            background-size: 40px 40px;
        }
        .bg-news {
            background-color: #f5f7fa;
            background-image: radial-gradient(circle at 30% 40%, rgba(217,35,37,0.02) 0%, transparent 30%);
        }
        .bg-contact {
            background-color: #ffffff;
            background-image: radial-gradient(circle at 80% 20%, rgba(217,35,37,0.02) 0%, transparent 40%);
            border-top: 1px solid rgba(0,0,0,0.03);
            border-bottom: 1px solid rgba(0,0,0,0.03);
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.95rem;
            margin-bottom: 20px;
            color: #5e5e5e;
        }
        .breadcrumb a {
            color: #d92325;
            text-decoration: none;
        }
        .tag-header {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .tag-name {
            font-size: 2.8rem;
            font-weight: 700;
            line-height: 1.2;
            color: #1a1a1a;
        }
        .tag-name span {
            color: #d92325;
            background: rgba(217,35,37,0.05);
            padding: 0 8px;
            border-radius: 6px;
        }
        .tag-desc {
            font-size: 1.2rem;
            max-width: 900px;
            background: rgba(255,255,255,0.7);
            padding: 15px 20px;
            border-left: 5px solid #d92325;
            border-radius: 0 12px 12px 0;
            color: #333;
        }

        /* Product Grid */
        .product-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 30px;
        }
        @media (min-width: 1100px) {
            .product-grid { grid-template-columns: repeat(4, 1fr); }
        }
        @media (max-width: 1099px) and (min-width: 769px) {
            .product-grid { grid-template-columns: repeat(2, 1fr); }
        }
        .product-card {
            display: block;
            background: white;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 12px 24px -12px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
            border: 1px solid rgba(0,0,0,0.02);
            text-decoration: none;
            color: inherit;
        }
        .product-card:hover {
            transform: scale(1.02) translateY(-4px);
            box-shadow: 0 22px 30px -12px rgba(217,35,37,0.2);
            border-color: rgba(217,35,37,0.2);
        }
        .product-card:hover .product-info h3 { color: #d92325; }
        .product-img {
            height: 170px;
            background: #eceef2;
            overflow: hidden;
        }
        .product-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
            transition: transform 0.3s ease;
        }
        .product-card:hover .product-img img { transform: scale(1.05); }
        .product-info {
            padding: 20px 16px 18px;
        }
        .product-info h3 {
            font-size: 1.3rem;
            font-weight: 600;
            margin-bottom: 8px;
            color: #111;
            transition: color 0.2s;
        }
        .product-info p {
            color: #555;
            font-size: 0.95rem;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* Case Grid */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }
        .case-card {
            position: relative;
            display: block;
            border-radius: 24px;
            overflow: hidden;
            box-shadow: 0 8px 22px rgba(0,0,0,0.1);
            transition: all 0.3s ease;
            height: 320px;
            background-color: #2a2a2a;
            text-decoration: none;
            color: white;
        }
        .case-card:hover {
            transform: scale(1.02) translateY(-4px);
            box-shadow: 0 22px 30px -8px rgba(217,35,37,0.25);
        }
        .case-card:hover .case-info h3 { color: #d92325; }
        .case-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-size: cover;
            background-position: center;
            z-index: 1;
            transition: transform 0.3s ease;
        }
        .case-card:hover .case-bg { transform: scale(1.05); }
        .case-gradient {
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 70%;
            background: linear-gradient(to top, rgba(0,0,0,0.9), rgba(0,0,0,0.2), transparent);
            z-index: 2;
            pointer-events: none;
        }
        .case-info {
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            padding: 25px 20px 20px;
            z-index: 3;
            color: white;
            text-shadow: 0 2px 5px rgba(0,0,0,0.3);
        }
        .case-info h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 6px;
            transition: color 0.2s;
        }
        .case-info .case-cat {
            display: inline-block;
            background-color: #d92325;
            padding: 4px 12px;
            border-radius: 40px;
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 10px;
        }
        .case-info p {
            font-size: 0.95rem;
            line-height: 1.5;
            opacity: 0.9;
            margin-top: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* News Grid */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 22px;
        }
        .news-item {
            background: white;
            border-radius: 16px;
            padding: 18px 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            box-shadow: 0 3px 12px rgba(0,0,0,0.02);
            transition: all 0.2s;
            border: 1px solid #efefef;
        }
        .news-item:hover {
            background: #fefafa;
            box-shadow: 0 5px 14px rgba(217,35,37,0.06);
            border-color: rgba(217,35,37,0.15);
        }
        .news-title {
            font-weight: 500;
            color: #1e1e1e;
            text-decoration: none;
            flex: 1;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            padding-right: 15px;
        }
        .news-title i {
            color: #d92325;
            margin-right: 8px;
        }
        .news-title:hover { color: #d92325; }
        .news-date {
            color: #777;
            font-size: 0.85rem;
            background: #f5f5f5;
            padding: 4px 12px;
            border-radius: 40px;
            white-space: nowrap;
        }

        /* Contact Block */
        .contact-wrapper {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 30px;
        }
        .contact-text {
            font-size: 1.4rem;
            font-weight: 500;
            color: #1f1f1f;
            line-height: 1.4;
            max-width: 650px;
        }
        .contact-text i { color: #d92325; margin-right: 6px; }
        .contact-buttons {
            display: flex;
            gap: 18px;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 16px 32px;
            border-radius: 60px;
            font-size: 1.15rem;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.2s ease;
            border: 2px solid transparent;
            cursor: pointer;
        }
        .btn-primary {
            background-color: #d92325;
            color: white;
            box-shadow: 0 8px 18px -8px rgba(217,35,37,0.4);
        }
        .btn-primary:hover {
            background-color: #b71c1f;
            transform: scale(1.02);
        }
        .btn-outline {
            background: white;
            border-color: #d92325;
            color: #d92325;
        }
        .btn-outline:hover {
            background: #d92325;
            color: white;
        }

        /* ---------- FOOTER (Modern) ---------- */
        .modern-footer {
            background-color: #2a2a2a;
            color: #e0e0e0;
            border-top: 1px solid rgba(255,255,255,0.08);
            box-shadow: 0 -8px 30px rgba(0,0,0,0.25);
        }
        .footer-inner {
            padding: 3.5rem 0 2rem;
        }
        .footer-main-layout {
            display: flex;
            flex-wrap: nowrap;
            gap: 0;
            margin-bottom: 3rem;
            align-items: stretch;
        }
        .footer-nav-section {
            flex: 0 0 50%;
            padding-right: 2.5rem;
            border-right: 1px solid rgba(255, 255, 255, 0.2);
        }
        .footer-right-combo {
            flex: 0 0 50%;
            display: flex;
            flex-wrap: nowrap;
            gap: 2rem;
            align-items: stretch;
            padding-left: 2.5rem;
        }
        .footer-contact-section {
            flex: 2;
            display: flex;
            flex-direction: column;
            justify-content: flex-start;
        }
        .contact-details {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .contact-item {
            font-size: 0.9rem;
            line-height: 1.5;
            color: #d1d1d1;
        }
        .contact-item a {
            color: #d1d1d1;
            text-decoration: none;
            transition: color 0.2s;
        }
        .contact-item a:hover { color: #ff6b6b; }
        .hotline-label {
            display: block;
            font-weight: 500;
            font-size: 0.85rem;
            letter-spacing: 0.5px;
            color: #b0b0b0;
            margin-bottom: 0.25rem;
        }
        .hotline-number {
            font-size: 1.65rem;
            font-weight: 800;
            color: #ff5a5a !important;
            letter-spacing: 0.5px;
            text-shadow: 0 0 8px rgba(255, 90, 90, 0.3);
            display: inline-block;
            line-height: 1.2;
        }
        .online-kefu {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: #d32f2f;
            color: white !important;
            padding: 0.6rem 1.8rem;
            border-radius: 48px;
            font-weight: 600;
            font-size: 0.9rem;
            margin-top: 0.75rem;
            transition: all 0.25s ease;
            text-decoration: none;
            box-shadow: 0 4px 12px rgba(0,0,0,0.25);
            letter-spacing: 0.5px;
            width: fit-content;
        }
        .online-kefu:hover {
            background: #b71c1c;
            transform: translateY(-2px);
            box-shadow: 0 8px 18px rgba(211, 47, 47, 0.4);
        }
        .footer-qrcode-section {
            flex: 1;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .qr-wrapper {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            text-align: center;
        }
        .qr-code-img {
            background: #fff;
            padding: 6px;
            border-radius: 24px;
            width: 120px;
            height: 120px;
            object-fit: contain;
            box-shadow: 0 12px 28px rgba(0,0,0,0.35);
            transition: transform 0.25s ease;
        }
        .qr-code-img:hover { transform: scale(1.02); }
        .qr-text {
            margin-top: 0.8rem;
            font-size: 0.75rem;
            color: #aaa;
            letter-spacing: 1px;
            font-weight: 400;
        }
        .nav-groups {
            display: flex;
            flex-wrap: nowrap;
            gap: 2rem;
            justify-content: space-between;
        }
        .nav-group {
            flex: 1;
            min-width: 0;
            list-style: none;
        }
        .nav-group-title {
            font-size: 1.05rem;
            font-weight: 600;
            color: #ffffff;
            margin-bottom: 1.3rem;
            letter-spacing: 0.5px;
            position: relative;
            display: inline-block;
        }
        .nav-group-title:after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 0;
            width: 32px;
            height: 2px;
            background: #ff5a5a;
            border-radius: 2px;
        }
        .nav-group-links {
            list-style: none;
            margin-top: 0.5rem;
        }
        .nav-group-links li {
            margin-bottom: 0.7rem;
        }
        .nav-group-links a {
            color: #cbcbcb;
            text-decoration: none;
            font-size: 0.9rem;
            transition: all 0.2s ease;
            display: inline-block;
        }
        .nav-group-links a:hover {
            color: #ff5a5a;
            transform: translateX(4px);
        }
        .footer-copyright {
            border-top: 1px solid rgba(255,255,255,0.12);
            padding-top: 2rem;
            margin-top: 0.5rem;
            text-align: center;
            font-size: 0.8rem;
            color: #9e9e9e;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 0.5rem 2rem;
        }
        .footer-copyright p { margin: 0; }
        .footer-copyright a {
            color: #bbbbbb;
            text-decoration: none;
            transition: color 0.2s;
        }
        .footer-copyright a:hover {
            color: #ff5a5a;
            text-decoration: underline;
        }
        .beian-icon {
            display: inline-block;
            margin-right: 4px;
            font-size: 0.75rem;
            width: .75rem;
        }

        /* ---------- RESPONSIVE (合并优化) ---------- */
        /* 移动端专用基础 & 导航 */
        .mobile-nav-btn { display: none; background: none; border: none; font-size: 28px; color: #fff; cursor: pointer; padding: 0 15px; line-height: 54px; }
        .logo-mobile { display: none; }
        @media (max-width: 768px) {
            html { font-size: 14px; }
            body { padding-top: 3.375rem; }
            .web-header { display: none; }
            .web-nav { position: fixed; top: 0; left: 0; width: 100%; z-index: 1000; background: #1a2c3e; }
            .web-nav .container { display: flex; justify-content: space-between; align-items: center; padding: 0; }
            .logo-mobile { display: block; max-width: 180px; padding: 0.5rem 0 0.5rem 1rem; }
            .logo-mobile img { max-width: 100%; height: auto; display: block; }
            .mobile-nav-btn { display: block; margin-right: -7rem; font-size: 1.75rem; line-height: 3rem; padding: 0; }
            .web-nav > .container > ul { display: none; flex-direction: column; width: 100%; background: #1a2c3e; position: absolute; top: 100%; left: 0; z-index: 1000; max-height: calc(100vh - 3.375rem); overflow-y: auto; border-top: 1px solid #2c3e4e; }
            .web-nav > .container > ul.show-mobile { display: flex; }
            .web-nav > .container > ul > li { flex: none; width: 100%; text-align: left; border-bottom: 1px solid #2c3e4e; line-height: normal; }
            .product-li { position: relative !important; }
            .web-nav > .container > ul > li > a { padding: 0.75rem 1.25rem; line-height: 1.4; font-size: 1rem; }
            .dropdown-box, .mega-menu-wrapper { position: static; opacity: 1; visibility: visible; box-shadow: none; background: #253c4e; display: none; padding: 0; transform: none; width: 100%; border-radius: 0; }
            .dropdown.open-mobile > .dropdown-box, .product-li.open-mobile > .mega-menu-wrapper { display: block; }
            .dropdown-box li a { color: #ddd; padding: 0.625rem 1.25rem 0.625rem 2.5rem; background: #1f3343; font-size: 0.875rem; }
            .headej-mega { padding: 0.9375rem; }
            .lbox { flex-direction: column; gap: 0.9375rem; }
            .llt { width: 100%; border-right: none; overflow-x: auto; white-space: nowrap; padding: 0.625rem; display: flex; }
            .llt dl { display: flex; width: 100%; }
            .llt dl dd { display: inline-flex; flex-direction: column; align-items: center; padding: 0.5rem 0.75rem; border-left: none; border-bottom: 0.125rem solid transparent; font-size: 0.875rem; }
            .llt dl dd.act { border-bottom-color: #d92325; background: transparent; }
            .llt dl dd .ico { margin-right: 0; margin-bottom: 0.3125rem; }
            .lrt { padding: 0.75rem; }
            .dox { flex-direction: column; gap: 1.25rem; }
            .dlt { flex: auto; width: 100%; border-right: none; max-height: none; overflow-y: visible; gap: 0.75rem; }
            .drt { width: 100%; text-align: center; }
            .drt .img img { max-width: 12rem; width: auto; margin: 0 auto; }
            .section { padding: 2rem 0;margin-top:27px}
            .section-title { font-size: 1.8rem; margin-bottom: 1.5rem; }
            .tag-name { font-size: 2rem; }
            .tag-desc { font-size: 1rem; padding: 0.8rem 1rem; }
            .product-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
            .product-img { height: 140px; }
            .product-info h3 { font-size: 1.1rem; }
            .case-grid { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; gap: 1rem; padding-bottom: 0.5rem; margin: 0 -1rem; padding-left: 1rem; padding-right: 1rem; }
            .case-card { flex: 0 0 85vw; scroll-snap-align: start; height: 280px; transform: none !important; }
            .case-card:hover, .case-card:hover .case-bg { transform: none; }
            .contact-wrapper { flex-direction: column; align-items: flex-start; gap: 1rem; }
            .contact-text { font-size: 1.1rem; }
            .contact-buttons { width: 100%; flex-direction: column; }
            .btn { width: 100%; justify-content: center; padding: 0.8rem 1rem; }
            .footer-inner { padding: 2rem 0 1.5rem; }
            .footer-nav-section { display: none; }
            .footer-right-combo { flex: 1 1 100%; flex-direction: column; padding-left: 0; gap: 2rem; width: 100%; }
            .footer-contact-section, .footer-qrcode-section { width: 100%; flex: none; }
            .hotline-number { font-size: 1.5rem; }
            .footer-copyright { font-size: 0.7rem; flex-direction: column; gap: 0.4rem; padding-top: 1.5rem; }
            .product-card:hover, .product-card:hover .product-img img { transform: none; }
        }
        @media (max-width: 1024px) and (min-width: 769px) {
            .case-grid { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; gap: 1rem; padding-bottom: 0.5rem; margin: 0 -1rem; padding-left: 1rem; padding-right: 1rem; }
            .case-card { flex: 0 0 45vw; scroll-snap-align: start; height: 280px; transform: none !important; }
            .case-card:hover, .case-card:hover .case-bg { transform: none; }
        }
        @media (max-width: 1024px) {
            .news-grid { grid-template-columns: 1fr; gap: 1rem; }
            .news-item { flex-direction: column; align-items: flex-start; padding: 1rem; gap: 0.5rem; }
            .news-title { white-space: normal; word-break: break-word; padding-right: 0; width: 100%; font-size: 1rem; }
            .news-date { align-self: flex-start; font-size: 0.75rem; white-space: normal; }
        }
        @media (max-width: 900px) {
            .header-inner { flex-direction: column; align-items: stretch; }
            .logo { display: flex; justify-content: space-between; align-items: center; }
            .mobile-menu-toggle { display: block; }
            .main-nav { display: none; flex-direction: column; align-items: flex-start; margin-top: 15px; gap: 12px; }
            .main-nav.show { display: flex; }
            .search-box { width: 100%; margin-left: 0; margin-top: 10px; }
        }
        @media (min-width: 901px) { .main-nav { display: flex !important; } }
        @media screen and (min-width: 769px) and (max-width: 1024px) {
            .footer-inner { padding: 2.8rem 0 1.8rem; }
            .nav-groups { gap: 1.2rem; }
            .nav-group-title { font-size: 0.95rem; }
            .nav-group-links a { font-size: 0.8rem; }
            .hotline-number { font-size: 1.4rem; }
            .qr-code-img { width: 100px; height: 100px; }
            .footer-right-combo { gap: 1.2rem; padding-left: 1.5rem; }
            .footer-nav-section { padding-right: 1.5rem; }
        }
        @media screen and (min-width: 1440px) {
            .footer-inner { padding: 4rem 0 2rem; }
            .nav-group-title { font-size: 1.15rem; }
            .nav-group-links a { font-size: 0.95rem; }
            .contact-item { font-size: 1rem; }
            .hotline-number { font-size: 1.9rem; }
            .qr-code-img { width: 130px; height: 130px; }
        }
        @media (max-width: 480px) {
            .footer-col { flex: 1 1 100%; }
            .case-card { flex: 0 0 80vw; }
        }