@charset "utf-8";
/* CSS Document */
  :root {
            --white: #ffffff;
            --off-white: #f8f9fa;
            --light-gray: #e9ecef;
            --mid-gray: #adb5bd;
            --text-dark: #1a1a1a;
            --text-medium: #444444;
            --text-light: #6c757d;
            --accent: #0d47a1;
            --accent-hover: #1565c0;
            --accent-light: #e3f2fd;
            --border: #e0e0e0;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 2px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-primary: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
            --nav-height: 110px;
            --topbar-height: 40px;
            --max-width: 1650px;
            --mobile-breakpoint: 992px;
        }

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

        body {
            font-family: var(--font-primary);
            background-color: var(--white);
            color: var(--text-dark);
            line-height: 1.5;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 200vh;
        }

        /* ==================== TOP BAR ==================== */
        .top-bar {
            background-color: #f4f5f7;
            border-bottom: 1px solid var(--border);
            height: var(--topbar-height);
            font-size: 0.82rem;
            color: var(--text-medium);
            z-index: 1001;
            position: relative;
            transition: var(--transition-smooth);
        }

        .top-bar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 32px;
            height: 100%;
            gap: 16px;
        }

        .top-bar-left {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        .top-bar-left .info-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            white-space: nowrap;
            text-decoration: none;
            color: var(--text-medium);
            transition: color var(--transition-fast);
            cursor: pointer;
        }

        .top-bar-left .info-item:hover {
            color: var(--accent);
        }

        .top-bar-left .info-separator {
            width: 1px;
            height: 16px;
            background-color: #d5d8dc;
            flex-shrink: 0;
        }

        .top-bar-left .info-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 16px;
            height: 16px;
            flex-shrink: 0;
            color: #7b8591;
        }

        .top-bar-left .info-icon svg {
            width: 13px;
            height: 13px;
            fill: currentColor;
        }

        .top-bar-right {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-shrink: 0;
        }

        .social-link {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            text-decoration: none;
            color: #5a6269;
            transition: all var(--transition-fast);
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.3px;
        }

        .social-link:hover {
            color: var(--accent);
            background-color: rgba(13, 71, 161, 0.06);
        }

        .social-link.tiktok:hover {
            color: #000000;
            background-color: rgba(0, 0, 0, 0.04);
        }
        .social-link.youtube:hover {
            color: #cc0000;
            background-color: rgba(204, 0, 0, 0.05);
        }
        .social-link.facebook:hover {
            color: #1877f2;
            background-color: rgba(24, 119, 242, 0.06);
        }

        .social-link svg {
            width: 15px;
            height: 15px;
            fill: currentColor;
        }

        /* ==================== MAIN NAVIGATION ==================== */
        .main-nav-wrapper {
            position: sticky;
            top: 0;
            z-index: 1000;
            background-color: var(--white);
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-smooth);
            border-bottom: 1px solid #f0f0f0;
        }

        .main-nav-wrapper.scrolled {
            box-shadow: var(--shadow-md);
        }

        .main-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
            height: var(--nav-height);
            gap: 28px;
            position: relative;
        }

        /* --- Logo --- */
        .logo-area {
            flex-shrink: 0;
            display: flex;
            align-items: center;
        }

        .logo-link {
            display: inline-flex;
            align-items: center;
            text-decoration: none;
            gap: 10px;
        }

        .logo-img {
            height: 76px;
            width: auto;
            display: block;
            object-fit: contain;
        }

        .logo-placeholder {
            height: 46px;
            width: 150px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, #0d47a1 0%, #1976d2 100%);
            color: #fff;
            font-weight: 700;
            font-size: 1.15rem;
            letter-spacing: 1px;
            border-radius: 6px;
            text-transform: uppercase;
        }

        .logo-placeholder span {
            font-weight: 300;
            opacity: 0.9;
        }

        /* --- Desktop Nav Menu --- */
        .nav-menu-list {
            display: flex;
            align-items: center;
            list-style: none;
            gap: 0;
            flex-wrap: wrap;
            justify-content: center;
        }

        .nav-menu-list>li {
            position: relative;
        }

        .nav-menu-list>li>a {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            text-decoration: none;
            color: #1a1a1a;
            font-weight: 700;
            font-size: 16.5px;
            /* 18px */
            padding: 10px 20px;
            border-radius: 0;
            white-space: nowrap;
            transition: color var(--transition-fast);
            letter-spacing: 0.3px;
            cursor: pointer;
            text-transform: uppercase;
            background: none;
            position: relative;
        }

        .nav-menu-list>li>a:hover {
            color: #1a1a1a;
            background-color: transparent;
        }

        .nav-menu-list>li>a.active {
            color: var(--accent);
            background-color: transparent;
        }

        .nav-menu-list>li>a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 20px;
            right: 20px;
            height: 2px;
            background-color: var(--accent);
            border-radius: 1px;
        }

        .nav-menu-list>li.has-dropdown>a::after {
            content: '';
            display: inline-block;
            width: 8px;
            height: 8px;
            border-right: 2px solid currentColor;
            border-bottom: 2px solid currentColor;
            transform: rotate(45deg) translateY(-2px);
            transition: transform var(--transition-fast);
            margin-left: 4px;
        }

        .nav-menu-list>li.has-dropdown>a.active::after {
            position: static;
            width: 8px;
            height: 8px;
            border-right: 2px solid currentColor;
            border-bottom: 2px solid currentColor;
            background: none;
            border-radius: 0;
            left: auto;
            right: auto;
            bottom: auto;
            transform: rotate(45deg) translateY(-2px);
        }

        .nav-menu-list>li.has-dropdown:hover>a::after {
            transform: rotate(-135deg) translateY(-2px);
        }

        /* --- Dropdown (二级、三级) --- */
        .dropdown-menu {
            position: absolute;
            top: 100%;
            left: 50%;
            transform: translateX(-50%) translateY(8px);
            background-color: var(--white);
            min-width: 250px;
            list-style: none;
            padding: 8px 0;
            border-radius: 10px;
            box-shadow: var(--shadow-lg);
            opacity: 0;
            visibility: hidden;
            pointer-events: none;
            transition: all var(--transition-smooth);
            z-index: 999;
            border: 1px solid var(--border);
        }

        .nav-menu-list>li.has-dropdown:hover>.dropdown-menu {
            opacity: 1;
            visibility: visible;
            pointer-events: auto;
            transform: translateX(-50%) translateY(4px);
        }

        /* 三级下拉定位在二级右侧 */
        .dropdown-menu .dropdown-menu {
            top: 0;
            left: 100%;
            transform: translateX(8px) translateY(0);
        }

        .nav-menu-list>li.has-dropdown .has-dropdown:hover>.dropdown-menu {
            opacity: 1;
            visibility: visible;
            pointer-events: auto;
            transform: translateX(4px) translateY(0);
        }

        .dropdown-menu li {
            list-style: none;
            position: relative;
        }

        .dropdown-menu li a {
            display: block;
            padding: 11px 24px;
            text-decoration: none;
            color: var(--text-medium);
            font-size: 0.95rem;
            font-weight: 500;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
            text-transform: none;
            background: none;
        }

        .dropdown-menu li a::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%) scaleY(0);
            width: 3px;
            height: 18px;
            background-color: var(--accent);
            border-radius: 0 3px 3px 0;
            transition: transform var(--transition-fast);
        }

        .dropdown-menu li a:hover {
            color: var(--accent);
            background-color: #fafcfd;
            padding-left: 30px;
        }

        .dropdown-menu li a:hover::before {
            transform: translateY(-50%) scaleY(1);
        }

        /* 二级中有子菜单的箭头 */
        .dropdown-menu li.has-dropdown>a::after {
            content: '';
            display: inline-block;
            width: 6px;
            height: 6px;
            border-right: 2px solid currentColor;
            border-bottom: 2px solid currentColor;
            transform: rotate(-45deg);
            margin-left: auto;
            position: absolute;
            right: 16px;
            top: 50%;
            margin-top: -4px;
        }

        /* --- Phone Number (Desktop) 纯文字无背景，字体加大 --- */
        .nav-phone-desktop {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            /* 文字与图标容器间距 */
            text-decoration: none;
            color: #1a1a1a;
            font-weight: 700;
            font-size: 30px;
            padding: 0;
            border-radius: 0;
            background: none;
            transition: color var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.4px;
        }

        .nav-phone-desktop:hover {
            color: var(--accent);
            background: none;
            transform: none;
        }

        /* 电话号码文字缩放 */
        .phone-text {
            display: inline-block;
            transform: scaleX(0.65);
            transform-origin: right center;
            margin-right: 0.25em;
            /* 补偿缩放空白，让图标容器靠近文字视觉边缘 */
        }

        /* 图标容器 - 灰色圆形背景 */
        .phone-icon-wrap {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background-color: #e0e0e0;
            /* 灰色背景 */
            border-radius: 50%;
            flex-shrink: 0;
        }

        /* 图标本身 */
        .phone-icon-svg {
            width: 28px;
            height: 28px;
            fill: currentColor;
            display: block;
        }

        /* --- Hamburger Button --- */
        .hamburger-btn {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            width: 42px;
            height: 42px;
            border: none;
            background: transparent;
            cursor: pointer;
            z-index: 1002;
            border-radius: 8px;
            transition: background var(--transition-fast);
            gap: 5px;
            padding: 0;
        }

        .hamburger-btn:hover {
            background-color: #f5f5f5;
        }

        .hamburger-btn .line {
            display: block;
            width: 22px;
            height: 2px;
            background-color: var(--text-dark);
            border-radius: 2px;
            transition: all var(--transition-smooth);
            transform-origin: center;
        }

        .hamburger-btn.active .line:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger-btn.active .line:nth-child(2) {
            opacity: 0;
            transform: scaleX(0);
        }
        .hamburger-btn.active .line:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ==================== MOBILE MENU OVERLAY ==================== */
        .mobile-menu-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.45);
            z-index: 998;
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }

        .mobile-menu-overlay.active {
            display: block;
            opacity: 1;
        }

        /* ==================== MOBILE SIDE MENU ==================== */
        .mobile-side-menu {
            position: fixed;
            top: 0;
            right: -340px;
            width: 320px;
            max-width: 85vw;
            height: 100vh;
            height: 100dvh;
            background-color: var(--white);
            z-index: 999;
            overflow-y: auto;
            overflow-x: hidden;
            transition: right var(--transition-smooth);
            box-shadow: -4px 0 30px rgba(0, 0, 0, 0.15);
            padding: 24px 20px 40px;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .mobile-side-menu.active {
            right: 0;
        }

        .mobile-side-menu .mobile-menu-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-bottom: 18px;
            border-bottom: 1px solid var(--border);
            margin-bottom: 8px;
        }

        .mobile-side-menu .mobile-logo-area {
            flex-shrink: 0;
        }

        .mobile-side-menu .close-mobile-menu {
            width: 36px;
            height: 36px;
            border: none;
            background: #f5f5f5;
            border-radius: 50%;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: #555;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }

        .mobile-side-menu .close-mobile-menu:hover {
            background: #e0e0e0;
            color: #000;
        }

        .mobile-nav-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .mobile-nav-list>li {
            border-bottom: 1px solid #f0f0f0;
        }

        .mobile-nav-list>li>a,
        .mobile-nav-list>li>.parent-link-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            text-decoration: none;
            color: #1a1a1a;
            font-weight: 700;
            font-size: 1.125rem;
            padding: 14px 8px;
            cursor: pointer;
            transition: color var(--transition-fast);
            border-radius: 0;
            width: 100%;
            background: none;
            border: none;
            text-align: left;
            font-family: inherit;
            text-transform: uppercase;
        }

        .mobile-nav-list>li>a:hover,
        .mobile-nav-list>li>.parent-link-wrap:hover {
            color: #1a1a1a;
            background-color: transparent;
        }

        .mobile-nav-list .submenu-toggle-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: #f5f5f5;
            transition: all var(--transition-fast);
            flex-shrink: 0;
            font-size: 0.7rem;
            color: #666;
        }

        .mobile-nav-list>li.has-submenu.open>.parent-link-wrap .submenu-toggle-icon {
            background: #e8e8e8;
            color: #1a1a1a;
            transform: rotate(180deg);
        }

        .mobile-submenu {
            list-style: none;
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
            padding: 0 8px;
            background-color: #fafbfc;
            border-radius: 8px;
            margin: 0 4px;
        }

        .mobile-nav-list>li.has-submenu.open .mobile-submenu {
            max-height: 600px;
            padding: 8px;
            margin-bottom: 8px;
        }

        .mobile-submenu li a {
            display: block;
            padding: 10px 18px;
            text-decoration: none;
            color: var(--text-medium);
            font-size: 0.95rem;
            font-weight: 500;
            border-radius: 6px;
            transition: all var(--transition-fast);
            position: relative;
            text-transform: none;
            background: none;
        }

        .mobile-submenu li a::before {
            content: '•';
            margin-right: 8px;
            color: #c0c7cf;
            transition: color var(--transition-fast);
        }

        .mobile-submenu li a:hover {
            color: var(--accent);
            background-color: #fff;
        }
        .mobile-submenu li a:hover::before {
            color: var(--accent);
        }

        /* ==================== RESPONSIVE ==================== */
        @media (max-width: 1200px) {
            .nav-menu-list>li>a {
                font-size: 1rem;
                padding: 10px 14px;
            }
            .nav-phone-desktop {
                font-size: 24px;
            }
            .phone-icon-wrap {
                width: 34px;
                height: 34px;
            }
            .phone-icon-svg {

                width: 22px;
                height: 22px;
            }
            .phone-text {
                transform: scaleX(0.65);
                margin-right: -0.3em;
            }
        }

        @media (max-width: 992px) {
            .top-bar {
                display: none;
            }
            .nav-phone-desktop {
                display: none;
            }
            .nav-menu-list {
                display: none;
            }
            .hamburger-btn {
                display: flex;
            }
            .main-nav {
                height: 62px;
                padding: 0 20px;
                gap: 12px;
            }
            .logo-img {
                height: 56px;
            }
            .logo-placeholder {
                height: 36px;
                width: 115px;
                font-size: 0.95rem;
            }
            .main-nav-wrapper {
                position: sticky;
                top: 0;
            }
        }

        @media (min-width: 993px) {
            .mobile-side-menu {
                display: none;
            }
            .mobile-menu-overlay {
                display: none;
            }
            .hamburger-btn {
                display: none;
            }
        }

        @media (max-width: 480px) {
            .main-nav {
                height: 56px;
                padding: 0 12px;
            }
            .logo-img {
                height: 70px;
            }
            .logo-placeholder {
                height: 30px;
                width: 100px;
                font-size: 0.8rem;
                letter-spacing: 0.5px;
            }
            .hamburger-btn {
                width: 36px;
                height: 36px;
                gap: 4px;
            }
            .hamburger-btn .line {
                width: 20px;
                height: 2px;
            }
            .mobile-side-menu {
                width: 100%;
                max-width: 100vw;
                right: -105%;
            }
            .mobile-nav-list>li>a,
            .mobile-nav-list>li>.parent-link-wrap {
                font-size: 1rem;
            }
        }/*# sourceMappingURL=main.css.map */