/* 全局样式 - 精进版 */
:root {
    --primary-color: #87ceeb;
    --secondary-color: #64748b;
    --success-color: #0ea5e9;
    --info-color: #0891b2;
    --warning-color: #0284c7;
    --danger-color: #dc2626;
    --light-color: #f8fafc;
    --dark-color: #1a202c;
    --white-color: #ffffff;
    --accent-color: #add8e6;
    --text-primary: #2d3748;
    --text-secondary: #4a5568;
    --text-muted: #718096;
    --border-color: #e2e8f0;
    --gradient-primary: linear-gradient(135deg, #e0f6ff 0%, #87ceeb 50%, #add8e6 100%);
    --gradient-secondary: linear-gradient(135deg, #b0e0e6 0%, #87ceeb 100%);
    --gradient-accent: linear-gradient(135deg, #add8e6 0%, #87ceeb 100%);
    --gradient-hero: linear-gradient(135deg, #e6f3ff 0%, #cce7ff 25%, #b3dbff 50%, #99cfff 75%, #80c3ff 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --border-radius-xs: 4px;
    --border-radius-sm: 8px;
    --border-radius: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 20px;
    --border-radius-2xl: 24px;
    --box-shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --box-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    --box-shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
    --box-shadow-xl: 0 16px 64px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease-out;
    --transition-slow: all 0.5s ease-in-out;
    --blur-sm: blur(4px);
    --blur-md: blur(8px);
    --blur-lg: blur(16px);
}

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

html {
    overflow-x: hidden;
}

body {
    font-family: var(--font-family);
    line-height: 1.7;
    color: var(--text-primary);
    background: linear-gradient(to bottom, #e6f3ff 0%, #cce7ff 100%);
    font-weight: var(--font-weight-normal);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    scroll-behavior: smooth;
    padding-top: 110px; /* 为固定导航栏留出空间 */
    transition: padding-top 0.3s ease;
    overflow-x: hidden;
    max-width: 100vw;
}

body.scrolled {
    padding-top: 74px; /* 滚动时减少顶部边距 */
}

/* 顶部服务条样式 */
.top-bar {
    background: linear-gradient(135deg, rgba(230, 243, 255, 0.98), rgba(204, 231, 255, 0.95));
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: rgba(0, 0, 0, 0.7);
    font-size: 12px;
    padding: 6px 0;
    border-bottom: 1px solid rgba(173, 216, 230, 0.15);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1050;
    transition: all 0.3s ease;
    height: 36px; /* 固定高度 */
    box-shadow: 0 2px 10px rgba(173, 216, 230, 0.08);
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.top-info .service-phone {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(0, 0, 0, 0.8);
    font-weight: 500;
}

.top-info .service-phone i {
    color: #add8e6;
    font-size: 14px;
}

.top-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 15px;
    flex-wrap: wrap;
}

.user-info, .auth-links {
    display: flex;
    align-items: center;
    gap: 15px;
}

.top-link {
    color: rgba(0, 0, 0, 0.85);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: all 0.3s ease;
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 6px;
    font-weight: 600;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.top-link:hover {
    color: #2563eb;
    text-decoration: none;
    background: rgba(37, 99, 235, 0.08);
}

.top-link.highlight {
    color: #2563eb;
    font-weight: 700;
    background: rgba(37, 99, 235, 0.1);
}

.badge {
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 10px;
}

.badge-success {
    background: #059669;
    color: white;
}

.badge-warning {
    background: #d97706;
    color: white;
}



/* 主导航栏样式 */
.main-navbar {
    background: rgba(230, 243, 255, 0.98);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    transition: var(--transition);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05), 0 4px 16px rgba(0, 0, 0, 0.04);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    padding: 1.2rem 0;
    position: fixed;
    top: 36px; /* 为顶部服务条留出空间 */
    left: 0;
    right: 0;
    z-index: 1040;
}

.main-navbar:hover {
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.12);
}

.main-navbar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(173, 216, 230, 0.03), rgba(6, 182, 212, 0.02));
    z-index: -1;
}

.main-navbar.scrolled {
    background: rgba(230, 243, 255, 0.98);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.15);
    padding: 0.75rem 0;
    top: 0; /* 滚动时移动到顶部 */
}

.top-bar.scrolled {
    opacity: 0;
    transform: translateY(-100%);
    pointer-events: none;
    visibility: hidden;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.navbar-brand img {
    transition: var(--transition);
    filter: brightness(1) contrast(1.1);
    max-height: 40px;
}

.brand-text {
    color: rgba(0, 0, 0, 0.9);
    font-weight: 800;
    font-size: 20px;
    background: linear-gradient(135deg, #add8e6, #87ceeb, #b0e0e6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.nav-link {
    font-weight: 600;
    color: #334155 !important;
    transition: var(--transition);
    position: relative;
    padding: 8px 16px !important;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.nav-link:hover {
    color: #2563eb !important;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 50%;
    background: linear-gradient(90deg, #2563eb, #3b82f6);
    transition: var(--transition);
    transform: translateX(-50%);
}

.nav-link:hover::after {
    width: 80%;
}

/* 超级菜单样式 */
.mega-dropdown .dropdown-menu {
    width: 100%;
    max-width: 1200px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(230, 243, 255, 0.98);
    border: 1px solid rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(20px);
    border-radius: 12px;
    padding: 30px 0;
    margin-top: 10px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    z-index: 1050;
}

.mega-menu .dropdown-header {
    color: #334155;
    font-weight: 700;
    font-size: 14px;
    margin-bottom: 15px;
    padding-bottom: 8px;
    border-bottom: 2px solid rgba(173, 216, 230, 0.15);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.mega-menu .dropdown-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 20px;
    color: #64748b;
    transition: all 0.3s ease;
    border-radius: 8px;
    margin: 4px 0;
}

.mega-menu .dropdown-item:hover {
    background: rgba(173, 216, 230, 0.08);
    color: #334155;
    transform: translateX(3px);
}

.mega-menu .dropdown-item i {
    color: #add8e6;
    font-size: 18px;
    margin-top: 2px;
    min-width: 20px;
}

.mega-menu .dropdown-item div {
    flex: 1;
}

.mega-menu .dropdown-item strong {
    display: block;
    font-size: 14px;
    margin-bottom: 4px;
}

.mega-menu .dropdown-item p {
    font-size: 12px;
    color: rgba(0, 0, 0, 0.6);
    margin: 0;
    line-height: 1.4;
}

.mega-menu .badge {
    font-size: 9px;
    padding: 2px 6px;
    border-radius: 8px;
    margin-left: 8px;
}

.badge-new {
    background: #ef4444;
    color: white;
}

.badge-recommend {
    background: #f59e0b;
    color: white;
}

.badge-hot {
    background: #dc2626;
    color: white;
    animation: pulse 2s infinite;
}

/* 普通下拉菜单样式 */
.dropdown-menu {
    background: rgba(230, 243, 255, 0.98);
    border: 1px solid rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(20px);
    border-radius: 8px;
    padding: 8px 0;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    margin-top: 10px;
    z-index: 1050;
}



.dropdown-item {
    color: #64748b;
    transition: all 0.3s ease;
    padding: 8px 20px;
    font-size: 14px;
}

.dropdown-item:hover {
    background: rgba(173, 216, 230, 0.08);
    color: #334155;
}

.navbar-actions .btn {
    border-color: rgba(37, 99, 235, 0.4);
    color: #2563eb;
    font-size: 13px;
    padding: 8px 20px;
    font-weight: 600;
    background: rgba(37, 99, 235, 0.08);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.navbar-actions .btn:hover {
    background: rgba(37, 99, 235, 0.15);
    border-color: #2563eb;
    color: #1e40af;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

/* 主横幅区域 */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    transition: all 0.3s ease;
    background: #e6f3ff; /* 添加浅蓝色背景作为后备 */
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border: 2px solid transparent;
    border-image: linear-gradient(45deg, rgba(173, 216, 230, 0.2), rgba(173, 216, 230, 0.2), rgba(6, 182, 212, 0.2)) 1;
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
    z-index: 10;
}

.hero-section:hover::before {
    opacity: 1;
}

/* Hero底部渐变遮罩 */
.hero-section::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 300px;
    background: linear-gradient(to bottom, 
        transparent 0%, 
        rgba(135, 206, 235, 0.1) 30%,
        rgba(135, 206, 235, 0.3) 60%,
        rgba(135, 206, 235, 0.6) 80%,
        rgba(135, 206, 235, 0.9) 100%);
    z-index: 2;
    pointer-events: none;
}

/* 确保内容区域在所有效果之上 */
.hero-section .container {
    position: relative;
    z-index: 10;
}



.hero-background {
    position: fixed; /* 改为fixed定位 */
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--gradient-hero);
    z-index: -2;
    will-change: transform, opacity;
    transition: opacity 0.6s ease;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: transparent;
    z-index: -1;
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
}

.hero-particles::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(255, 255, 255, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(255, 255, 255, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(255, 255, 255, 0.04) 0%, transparent 50%),
        radial-gradient(circle at 70% 10%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
    animation: float-particles 8s ease-in-out infinite;
}

.hero-particles::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 90%, rgba(135, 206, 235, 0.1) 0%, transparent 40%),
        radial-gradient(circle at 80% 30%, rgba(176, 224, 230, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 60% 70%, rgba(124, 58, 237, 0.06) 0%, transparent 40%);
    animation: float-particles-reverse 10s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

@keyframes float-particles {
    0%, 100% { 
        transform: translateY(0px) translateX(0px) scale(1);
        opacity: 1;
    }
    25% { 
        transform: translateY(-15px) translateX(10px) scale(1.1);
        opacity: 0.8;
    }
    50% { 
        transform: translateY(-30px) translateX(-5px) scale(0.9);
        opacity: 0.6;
    }
    75% { 
        transform: translateY(-10px) translateX(-15px) scale(1.05);
        opacity: 0.9;
    }
}

@keyframes float-particles-reverse {
    0%, 100% { 
        transform: translateY(0px) translateX(0px) rotate(0deg);
        opacity: 0.8;
    }
    33% { 
        transform: translateY(20px) translateX(-10px) rotate(120deg);
        opacity: 0.4;
    }
    66% { 
        transform: translateY(-10px) translateX(15px) rotate(240deg);
        opacity: 0.7;
    }
}

/* 动态粒子点 */
.particle-dots {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
}

.particle-dot {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(176, 224, 230, 0.8);
    border-radius: 50%;
    animation: particle-float 6s infinite linear;
    box-shadow: 0 0 8px rgba(176, 224, 230, 0.4);
}

.particle-dot:nth-child(1) {
    left: 10%;
    top: 20%;
    animation-delay: 0s;
    animation-duration: 8s;
}

.particle-dot:nth-child(2) {
    left: 20%;
    top: 80%;
    animation-delay: 1s;
    animation-duration: 6s;
}

.particle-dot:nth-child(3) {
    left: 70%;
    top: 10%;
    animation-delay: 2s;
    animation-duration: 7s;
}

.particle-dot:nth-child(4) {
    left: 80%;
    top: 60%;
    animation-delay: 3s;
    animation-duration: 5s;
}

.particle-dot:nth-child(5) {
    left: 40%;
    top: 30%;
    animation-delay: 4s;
    animation-duration: 9s;
}

.particle-dot:nth-child(6) {
    left: 60%;
    top: 90%;
    animation-delay: 2.5s;
    animation-duration: 6.5s;
}

.particle-dot:nth-child(7) {
    left: 30%;
    top: 50%;
    animation-delay: 1.8s;
    animation-duration: 7.5s;
}

.particle-dot:nth-child(8) {
    left: 85%;
    top: 25%;
    animation-delay: 3.2s;
    animation-duration: 5.8s;
}

.particle-dot:nth-child(9) {
    left: 50%;
    top: 75%;
    animation-delay: 4.5s;
    animation-duration: 6.2s;
}

.particle-dot:nth-child(10) {
    left: 15%;
    top: 60%;
    animation-delay: 0.8s;
    animation-duration: 8.5s;
}

.particle-dot:nth-child(11) {
    left: 75%;
    top: 45%;
    animation-delay: 5.2s;
    animation-duration: 7.2s;
}

.particle-dot:nth-child(12) {
    left: 35%;
    top: 15%;
    animation-delay: 2.8s;
    animation-duration: 6.8s;
}

@keyframes particle-float {
    0% { 
        transform: translateY(0px) translateX(0px);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% { 
        transform: translateY(-100px) translateX(50px);
        opacity: 0;
    }
}

/* 网络连接线效果 */
.network-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.network-line {
    position: absolute;
    background: linear-gradient(90deg, transparent, rgba(173, 216, 230, 0.6), transparent);
    height: 1px;
    animation: line-move 4s infinite linear;
    box-shadow: 0 0 4px rgba(173, 216, 230, 0.3);
}

.network-line:nth-child(1) {
    top: 25%;
    left: 0;
    width: 40%;
    animation-delay: 0s;
}

.network-line:nth-child(2) {
    top: 60%;
    right: 0;
    width: 35%;
    animation-delay: 1.5s;
    animation-direction: reverse;
}

.network-line:nth-child(3) {
    top: 80%;
    left: 20%;
    width: 30%;
    animation-delay: 3s;
}

.network-line.vertical {
    width: 1px;
    height: 25%;
    background: linear-gradient(180deg, transparent, rgba(173, 216, 230, 0.5), transparent);
    box-shadow: 0 0 4px rgba(173, 216, 230, 0.3);
}

.network-line.vertical:nth-child(4) {
    left: 15%;
    top: 10%;
    animation-delay: 2s;
}

.network-line.vertical:nth-child(5) {
    right: 25%;
    top: 40%;
    animation-delay: 4s;
}

.network-line:nth-child(6) {
    top: 40%;
    left: 10%;
    width: 25%;
    animation-delay: 5s;
}

.network-line:nth-child(7) {
    top: 90%;
    right: 10%;
    width: 30%;
    animation-delay: 6s;
    animation-direction: reverse;
}

.network-line.vertical:nth-child(8) {
    left: 50%;
    top: 20%;
    animation-delay: 3.5s;
}

.network-line.vertical:nth-child(9) {
    right: 40%;
    bottom: 10%;
    animation-delay: 2.8s;
}

@keyframes line-move {
    0% {
        opacity: 0;
        transform: translateX(-100%);
    }
    50% {
        opacity: 1;
    }
    100% {
        opacity: 0;
        transform: translateX(100%);
    }
}

/* 发光节点效果 */
.glow-nodes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 3;
}

.glow-node {
    position: absolute;
    width: 8px;
    height: 8px;
    background: rgba(135, 206, 235, 0.8);
    border-radius: 50%;
    box-shadow: 0 0 20px rgba(135, 206, 235, 0.6);
    animation: glow-pulse 3s infinite ease-in-out;
}

.glow-node:nth-child(1) {
    left: 15%;
    top: 25%;
    animation-delay: 0s;
    background: rgba(173, 216, 230, 0.8);
    box-shadow: 0 0 20px rgba(173, 216, 230, 0.6);
}

.glow-node:nth-child(2) {
    right: 20%;
    top: 15%;
    animation-delay: 1s;
    background: rgba(173, 216, 230, 0.8);
    box-shadow: 0 0 20px rgba(173, 216, 230, 0.6);
}

.glow-node:nth-child(3) {
    left: 70%;
    bottom: 30%;
    animation-delay: 2s;
    background: rgba(135, 206, 235, 0.8);
    box-shadow: 0 0 20px rgba(135, 206, 235, 0.6);
}

.glow-node:nth-child(4) {
    left: 25%;
    bottom: 20%;
    animation-delay: 1.5s;
    background: rgba(176, 224, 230, 0.8);
    box-shadow: 0 0 20px rgba(176, 224, 230, 0.6);
}

.glow-node:nth-child(5) {
    right: 30%;
    top: 50%;
    animation-delay: 2.5s;
    background: rgba(176, 224, 230, 0.8);
    box-shadow: 0 0 20px rgba(176, 224, 230, 0.6);
}

.glow-node:nth-child(6) {
    left: 50%;
    top: 35%;
    animation-delay: 0.5s;
    background: rgba(135, 206, 235, 0.8);
    box-shadow: 0 0 20px rgba(135, 206, 235, 0.6);
}

.glow-node:nth-child(7) {
    left: 10%;
    bottom: 40%;
    animation-delay: 3.5s;
    background: rgba(176, 224, 230, 0.8);
    box-shadow: 0 0 20px rgba(176, 224, 230, 0.6);
}

.glow-node:nth-child(8) {
    right: 10%;
    bottom: 25%;
    animation-delay: 1.8s;
    background: rgba(173, 216, 230, 0.8);
    box-shadow: 0 0 20px rgba(173, 216, 230, 0.6);
}

@keyframes glow-pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.8;
    }
    50% {
        transform: scale(1.5);
        opacity: 0.4;
    }
}

/* 星星闪烁效果 */
.stars {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.star {
    position: absolute;
    width: 2px;
    height: 2px;
    background: rgba(191, 219, 254, 0.9);
    border-radius: 50%;
    animation: twinkle 2s infinite ease-in-out;
    box-shadow: 0 0 4px rgba(191, 219, 254, 0.5);
}

.star:nth-child(1) {
    left: 5%;
    top: 10%;
    animation-delay: 0s;
}

.star:nth-child(2) {
    left: 15%;
    top: 30%;
    animation-delay: 0.5s;
}

.star:nth-child(3) {
    left: 25%;
    top: 70%;
    animation-delay: 1s;
}

.star:nth-child(4) {
    left: 35%;
    top: 20%;
    animation-delay: 1.5s;
}

.star:nth-child(5) {
    left: 45%;
    top: 80%;
    animation-delay: 2s;
}

.star:nth-child(6) {
    left: 55%;
    top: 15%;
    animation-delay: 0.8s;
}

.star:nth-child(7) {
    left: 65%;
    top: 60%;
    animation-delay: 1.3s;
}

.star:nth-child(8) {
    left: 75%;
    top: 35%;
    animation-delay: 1.8s;
}

.star:nth-child(9) {
    left: 85%;
    top: 75%;
    animation-delay: 0.3s;
}

.star:nth-child(10) {
    left: 95%;
    top: 25%;
    animation-delay: 1.1s;
}

.star:nth-child(11) {
    left: 8%;
    top: 55%;
    animation-delay: 1.6s;
}

.star:nth-child(12) {
    left: 18%;
    top: 85%;
    animation-delay: 0.2s;
}

.star:nth-child(13) {
    left: 28%;
    top: 40%;
    animation-delay: 1.9s;
}

.star:nth-child(14) {
    left: 38%;
    top: 65%;
    animation-delay: 0.7s;
}

.star:nth-child(15) {
    left: 48%;
    top: 5%;
    animation-delay: 1.4s;
}

@keyframes twinkle {
    0%, 100% {
        opacity: 0.3;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.2);
    }
}

/* 流星效果 */
.meteors {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
}

.meteor {
    position: absolute;
    width: 2px;
    height: 2px;
    background: rgba(176, 224, 230, 0.9);
    border-radius: 50%;
    box-shadow: 0 0 12px rgba(176, 224, 230, 0.7);
    animation: meteor-fall 8s infinite linear;
}

.meteor:nth-child(1) {
    left: 10%;
    top: -10%;
    animation-delay: 0s;
}

.meteor:nth-child(2) {
    left: 30%;
    top: -10%;
    animation-delay: 2s;
}

.meteor:nth-child(3) {
    left: 50%;
    top: -10%;
    animation-delay: 4s;
}

.meteor:nth-child(4) {
    left: 70%;
    top: -10%;
    animation-delay: 6s;
}

.meteor:nth-child(5) {
    left: 90%;
    top: -10%;
    animation-delay: 1s;
}

@keyframes meteor-fall {
    0% {
        transform: translateY(0) translateX(0) rotate(45deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(120vh) translateX(-50px) rotate(45deg);
        opacity: 0;
    }
}

.hero-content {
    color: #334155;
    transition: opacity 0.3s ease, transform 0.3s ease;
    will-change: opacity, transform;
}

.hero-title {
    font-size: 3.8rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #1e293b 0%, #334155 50%, #475569 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    color: #64748b;
    line-height: 1.7;
    font-weight: 400;
    max-width: 600px;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
}

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

.stat-number {
    font-size: 2.2rem;
    font-weight: 800;
    background: linear-gradient(135deg, #add8e6, #06b6d4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.stat-label {
    font-size: 0.95rem;
    color: #64748b;
    font-weight: 500;
}

.hero-actions {
    margin-top: 2rem;
}

.btn {
    padding: 18px 36px;
    font-weight: var(--font-weight-semibold);
    border-radius: var(--border-radius-lg);
    transition: var(--transition);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    position: relative;
    overflow: hidden;
    font-size: 1rem;
    letter-spacing: -0.01em;
    border: none;
    cursor: pointer;
    box-shadow: var(--box-shadow-sm);
    backdrop-filter: var(--blur-sm);
    -webkit-backdrop-filter: var(--blur-sm);
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(240, 248, 255, 0.3), transparent);
    transition: left 0.6s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, #add8e6 0%, #87ceeb 50%, #b0e0e6 100%);
    color: #2d3748; /* 灰黑色文字 */
    box-shadow: 0 4px 16px rgba(135, 206, 235, 0.25);
    font-weight: 600;
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--box-shadow-lg);
    color: #1a202c; /* 深灰黑色文字 */
}

.btn-outline-light {
    background: rgba(240, 248, 255, 0.1);
    border: 2px solid rgba(240, 248, 255, 0.3);
    color: #2d3748; /* 灰黑色文字 */
    backdrop-filter: blur(10px);
    font-weight: 600;
}

.btn-outline-light:hover {
    background: rgba(240, 248, 255, 0.2);
    border-color: rgba(240, 248, 255, 0.6);
    transform: translateY(-3px) scale(1.02);
    color: #1a202c; /* 深灰黑色文字 */
    box-shadow: var(--box-shadow-md);
}

/* 服务器动画 */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 400px;
    perspective: 1000px;
    position: relative;
    transition: opacity 0.3s ease, transform 0.3s ease;
    will-change: opacity, transform;
}

.server-animation {
    position: relative;
    width: 200px;
    height: 300px;
    transform-style: preserve-3d;
    transition: none;
    transform: rotateX(0deg) rotateY(0deg) scale(1);
}

.server-rack {
    width: 100%;
    height: 100%;
    background: rgba(240, 248, 255, 0.1);
    border-radius: 10px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    backdrop-filter: blur(10px);
    transform-style: preserve-3d;
    position: relative;
    border: 2px solid rgba(176, 224, 230, 0.3);
    box-shadow: 
        0 0 30px rgba(176, 224, 230, 0.2),
        inset 0 0 20px rgba(240, 248, 255, 0.1);
}

.server-rack::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, 
        rgba(176, 224, 230, 0.5) 0%, 
        rgba(173, 216, 230, 0.3) 25%, 
        rgba(135, 206, 235, 0.4) 50%, 
        rgba(173, 216, 230, 0.3) 75%, 
        rgba(176, 224, 230, 0.5) 100%);
    border-radius: 12px;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.server-animation:hover .server-rack::before {
    opacity: 1;
}

/* 3D反射效果 */
.server-animation::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        rgba(240, 248, 255, 0.1) 0%,
        transparent 50%
    );
    transform: scaleY(-1);
    opacity: 0.3;
    pointer-events: none;
    border-radius: 10px;
    filter: blur(1px);
    transition: opacity 0.3s ease;
}

.server-animation:hover::after {
    opacity: 0.5;
}

/* 服务器顶部指示灯 */
.server-rack::after {
    content: '';
    position: absolute;
    top: 8px;
    right: 8px;
    width: 8px;
    height: 8px;
    background: rgba(34, 197, 94, 0.9);
    border-radius: 50%;
    box-shadow: 
        0 0 8px rgba(34, 197, 94, 0.6),
        0 0 16px rgba(34, 197, 94, 0.3);
    animation: status-led 3s infinite ease-in-out;
}

@keyframes status-led {
    0%, 100% {
        opacity: 0.6;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.2);
    }
}

/* 服务器机架的网格纹理 */
.server-rack {
    background-image: 
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 10px 10px;
}

/* 增强扫描效果 */
@keyframes scan {
    0% { 
        left: -100%; 
        opacity: 0;
    }
    10% { 
        opacity: 1;
    }
    90% { 
        opacity: 1;
    }
    100% { 
        left: 100%; 
        opacity: 0;
    }
}

/* 服务器单元的数据传输指示 */
.server-unit.active::after {
    box-shadow: 
        0 0 6px rgba(176, 224, 230, 0.8),
        12px 0 0 rgba(173, 216, 230, 0.7),
        24px 0 0 rgba(135, 206, 235, 0.6),
        36px 0 0 rgba(173, 216, 230, 0.5);
}

/* 添加服务器的散热孔效果 */
.server-unit {
    background-image: 
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 2px,
            rgba(176, 224, 230, 0.1) 2px,
            rgba(176, 224, 230, 0.1) 3px
        );
}

.server-unit {
    height: 50px;
    background: rgba(240, 248, 255, 0.2);
    border-radius: 5px;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(176, 224, 230, 0.4);
    box-shadow: 
        0 2px 10px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transform-style: preserve-3d;
    transition: all 0.3s ease;
}

.server-unit::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 10px;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    background: rgba(176, 224, 230, 0.8);
    border-radius: 50%;
    box-shadow: 
        0 0 6px rgba(176, 224, 230, 0.6),
        12px 0 0 rgba(173, 216, 230, 0.6),
        24px 0 0 rgba(135, 206, 235, 0.6);
    animation: server-led 2s infinite alternate;
}

.server-unit.active::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(176, 224, 230, 0.6), 
        rgba(173, 216, 230, 0.4), 
        transparent);
    animation: scan 3s infinite;
}

.server-unit:hover {
    background: rgba(240, 248, 255, 0.3);
    border-color: rgba(176, 224, 230, 0.6);
    transform: translateZ(5px);
}

@keyframes server-led {
    0% { opacity: 0.4; }
    100% { opacity: 1; }
}

@keyframes scan {
    0% { left: -100%; }
    100% { left: 100%; }
}

.data-flow {
    position: absolute;
    right: -50px;
    top: 50%;
    transform: translateY(-50%);
}

.data-point {
    width: 8px;
    height: 8px;
    background: var(--info-color);
    border-radius: 50%;
    margin-bottom: 10px;
    animation: pulse 1s infinite;
    box-shadow: 0 0 6px rgba(176, 224, 230, 0.4);
}

.data-point:nth-child(2) {
    animation-delay: 0.3s;
}

.data-point:nth-child(3) {
    animation-delay: 0.6s;
}

@keyframes pulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.5); }
}

/* 滚动指示器 */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--white-color);
    animation: bounce 2s infinite;
    transition: opacity 0.3s ease;
    will-change: opacity;
}

.scroll-arrow {
    width: 30px;
    height: 30px;
    border-right: 2px solid var(--white-color);
    border-bottom: 2px solid var(--white-color);
    transform: rotate(45deg);
    opacity: 0.8;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* 通用区域样式 */
.section-title {
    font-size: 2.75rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    position: relative;
    line-height: 1.2;
    letter-spacing: -0.02em;
    text-align: center;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
    font-weight: var(--font-weight-normal);
    text-align: center;
}

/* 服务卡片样式 */
.service-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 20px;
    padding: 3rem;
    text-align: center;
    box-shadow: 0 2px 12px rgba(173, 216, 230, 0.08);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    height: 100%;
    border: 1px solid rgba(173, 216, 230, 0.1);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #add8e6, #06b6d4, #0ea5e9);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 32px rgba(173, 216, 230, 0.15);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card.featured {
    border: 2px solid var(--primary-color);
    transform: scale(1.05);
}

.featured-badge {
    position: absolute;
    top: 20px;
    right: -30px;
    background: var(--primary-color);
    color: var(--white-color);
    padding: 5px 40px;
    font-size: 0.8rem;
    transform: rotate(45deg);
}

.service-icon {
    width: 88px;
    height: 88px;
    background: linear-gradient(135deg, #87ceeb 0%, #add8e6 50%, #06b6d4 100%);
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    color: var(--white-color);
    font-size: 2.2rem;
    box-shadow: 0 4px 20px rgba(135, 206, 235, 0.25);
}

.service-card h4 {
    font-size: 1.6rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: 1.2rem;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.service-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.service-features {
    list-style: none;
    text-align: left;
    margin-bottom: 1.5rem;
}

.service-features li {
    padding: 0.5rem 0;
    color: var(--secondary-color);
}

.service-price {
    margin-bottom: 1.5rem;
}

.price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
}

.period {
    color: var(--secondary-color);
    font-size: 1rem;
}

/* 优势卡片样式 */
.advantage-card {
    padding: 2rem 1rem;
    transition: var(--transition);
}

.advantage-card:hover {
    transform: translateY(-5px);
}

.advantage-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--white-color);
    font-size: 2rem;
    box-shadow: 0 4px 15px rgba(100, 116, 139, 0.2);
}

.advantage-card h5 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.advantage-card p {
    color: var(--secondary-color);
    line-height: 1.6;
}

/* 解决方案卡片样式 */
.solution-card {
    background: var(--white-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    height: 100%;
}

.solution-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.1);
}

.solution-image {
    height: 200px;
    background: var(--gradient-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white-color);
    font-size: 4rem;
}

.solution-content {
    padding: 1.5rem;
}

.solution-content h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.solution-content p {
    color: var(--secondary-color);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.solution-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.solution-link:hover {
    color: #0056b3;
}

/* 客户评价样式 */
.testimonial-card {
    background: rgba(240, 248, 255, 0.1);
    border-radius: var(--border-radius);
    padding: 2rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.testimonial-content p {
    font-size: 1.1rem;
    font-style: italic;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.testimonial-author {
    display: flex;
    align-items: center;
}

.author-info h6 {
    margin-bottom: 0.25rem;
    font-weight: 600;
}

.author-info small {
    opacity: 0.8;
}

/* 新闻动态样式 */
.news-category-card {
    background: var(--white-color);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    height: 100%;
}

.news-category-card .card-header {
    background: var(--gradient-primary);
    color: var(--white-color);
    padding: 1.5rem;
    border: none;
}

.news-category-card .card-header h4 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
}

.news-category-card .card-body {
    padding: 1.5rem;
}

.news-list {
    max-height: none;
    overflow-y: visible;
}

.news-item {
    padding: 1rem 0;
    border-bottom: 1px solid #eee;
}

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

.news-date {
    font-size: 0.85rem;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.news-title a {
    color: var(--dark-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    display: block;
    line-height: 1.4;
}

.news-title a:hover {
    color: var(--primary-color);
}

/* 页脚样式 */
.footer-section {
    background: linear-gradient(135deg, #1a202c 0%, #2d3748 50%, #1a202c 100%);
    color: var(--white-color);
    position: relative;
    border-top: 100px;
}

.footer-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, 
        rgba(45, 55, 72, 0.1) 0%, 
        rgba(26, 32, 44, 0.2) 50%, 
        rgba(45, 55, 72, 0.1) 100%);
    pointer-events: none;
}

.footer-section .container {
    position: relative;
    z-index: 1;
}

.footer-brand img {
    filter: brightness(0) invert(1);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(240, 248, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white-color);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(135, 206, 235, 0.3);
}

.footer-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--white-color);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--white-color);
    padding-left: 5px;
}

.contact-info p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.75rem;
}

.footer-bottom {
    border-top: 1px solid rgba(240, 248, 255, 0.1) !important;
}

.footer-bottom p {
    margin: 0;
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
}

/* 返回顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white-color);
    border: none;
    border-radius: 50%;
    display: none;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    z-index: 1000;
    box-shadow: 0 4px 15px rgba(135, 206, 235, 0.2);
}

.back-to-top:hover {
    background: #87ceeb;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(135, 206, 235, 0.3);
}

/* 响应式设计 */
@media (max-width: 768px) {
    body {
        padding-top: 30px; /* 移动端减少顶部边距 */
    }
    
    .top-bar {
        display: none; /* 移动端隐藏顶部服务条 */
    }
    
    .main-navbar {
        top: 0; /* 移动端导航栏从顶部开始 */
        padding: 0.75rem 0;
    }
    
    .brand-text {
        display: none; /* 移动端隐藏品牌文字 */
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .service-card.featured {
        transform: none;
    }
    
    .hero-visual {
        margin-top: 2rem;
    }
    
    .navbar-collapse {
        background: rgba(240, 248, 255, 0.98);
        border-radius: var(--border-radius);
        margin-top: 1rem;
        padding: 1rem;
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
        border: 1px solid rgba(0, 0, 0, 0.08);
    }
    
    .mega-dropdown .dropdown-menu {
        position: static !important;
        transform: none !important;
        width: 100%;
        margin: 0;
        padding: 15px;
        border-radius: 8px;
    }
    
    .mega-menu .row {
        flex-direction: column;
    }
    
    .mega-menu .col-md-3 {
        margin-bottom: 20px;
    }
    
    .mega-menu .dropdown-item {
        padding: 8px 0;
        margin: 0;
    }
    
    .mega-menu .dropdown-item i {
        font-size: 16px;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    .service-card,
    .advantage-card {
        padding: 1.5rem;
    }
    
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}



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

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* 辅助类 */
.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient-primary {
    background: var(--gradient-primary);
}

.bg-gradient-secondary {
    background: var(--gradient-secondary);
}

.bg-gradient-accent {
    background: var(--gradient-accent);
}

.shadow-lg {
    box-shadow: 0 1rem 3rem rgba(135, 206, 235, 0.1) !important;
}

.border-radius-lg {
    border-radius: 1rem !important;
}

/* 活泼的动画效果 */
.bounce-animation {
    animation: bounce-fun 2s infinite;
}

@keyframes bounce-fun {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

.pulse-animation {
    animation: pulse-colorful 2s infinite;
}

@keyframes pulse-colorful {
    0% { box-shadow: 0 0 0 0 rgba(135, 206, 235, 0.4); }
    70% { box-shadow: 0 0 0 15px rgba(135, 206, 235, 0); }
    100% { box-shadow: 0 0 0 0 rgba(135, 206, 235, 0); }
}

.professional-border {
    position: relative;
    background: var(--white-color);
    border-radius: var(--border-radius);
    border: 1px solid rgba(135, 206, 235, 0.2);
}

.professional-border::before {
    content: '';
    position: absolute;
    top: -1px;
    left: -1px;
    right: -1px;
    bottom: -1px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius);
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.professional-border:hover::before {
    opacity: 1;
}

/* 现代化区域样式 */
.section {
    padding: 5rem 0;
    position: relative;
}

.section:nth-child(even) {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
}

.section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(135, 206, 235, 0.3), transparent);
}

/* 现代化卡片网格 */
.modern-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

/* 玻璃形态效果 */
.glass-effect {
    background: rgba(240, 248, 255, 0.25);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

/* 渐变文本 - 优化版 */
.gradient-text {
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 25%, #6366f1 50%, #8b5cf6 75%, #a855f7 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% 200%;
    font-weight: 700;
    animation: gradient-shift 4s ease-in-out infinite;
    text-shadow: none;
    border: none;
    outline: none;
}

@keyframes gradient-shift {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

/* 浮动动画增强 */
.float-animation {
    animation: enhanced-float 6s ease-in-out infinite;
}

/* 禁用服务器3D元素的浮动动画 */
#server-3d.float-animation,
.server-animation.float-animation {
    animation: none !important;
}

@keyframes enhanced-float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    25% {
        transform: translateY(-10px) rotate(1deg);
    }
    50% {
        transform: translateY(-20px) rotate(0deg);
    }
    75% {
        transform: translateY(-10px) rotate(-1deg);
    }
}

/* 磁性悬停效果 */
.magnetic-hover {
    transition: var(--transition);
    cursor: pointer;
}

.magnetic-hover:hover {
    transform: scale(1.05) rotate(-2deg);
}

/* 现代化输入框 */
.modern-input {
    background: rgba(240, 248, 255, 0.1);
    border: 2px solid rgba(135, 206, 235, 0.2);
    border-radius: var(--border-radius);
    padding: 1rem 1.5rem;
    font-size: 1rem;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.modern-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(135, 206, 235, 0.15);
    background: rgba(240, 248, 255, 0.15);
}



/* 增强数据流效果 */
.data-flow {
    position: absolute;
    right: -50px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
}

.data-point {
    width: 8px;
    height: 8px;
    background: var(--info-color);
    border-radius: 50%;
    margin-bottom: 10px;
    animation: pulse 1s infinite;
    box-shadow: 0 0 10px rgba(173, 216, 230, 0.6);
    position: relative;
}

.data-point::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 4px;
    height: 4px;
    background: rgba(176, 224, 230, 0.9);
    border-radius: 50%;
    animation: data-core 1.5s infinite ease-in-out;
}

.data-point::after {
    content: '';
    position: absolute;
    top: 50%;
    left: -20px;
    transform: translateY(-50%);
    width: 15px;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(173, 216, 230, 0.6));
    animation: data-stream 2s infinite linear;
}

@keyframes data-core {
    0%, 100% {
        opacity: 0.4;
        transform: translate(-50%, -50%) scale(0.5);
    }
    50% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1.2);
    }
}

@keyframes data-stream {
    0% {
        opacity: 0;
        transform: translateY(-50%) translateX(-10px);
    }
    50% {
        opacity: 1;
    }
    100% {
        opacity: 0;
        transform: translateY(-50%) translateX(0px);
    }
}

/* 产品卡片样式 - 新设计 */
.products-section {
    background: #f8fafb;
    position: relative;
    overflow: visible;
    padding-top: 120px !important;
    padding-bottom: 120px !important;
}

.products-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: 0;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(173, 216, 230, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    transform: translateX(50%);
}

.products-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 5% 30%, rgba(173, 216, 230, 0.15) 60px, transparent 60px),
        radial-gradient(circle at 95% 70%, rgba(135, 206, 235, 0.12) 80px, transparent 80px);
    background-size: 100% 100%;
    pointer-events: none;
    opacity: 1;
    animation: float-dots 20s infinite linear;
}

@keyframes float-dots {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
    100% {
        transform: translateY(0px);
    }
}

.product-card {
    background: var(--white-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 32px 28px;
    height: 100%;
    position: relative;
    transition: var(--transition);
    text-align: center;
    overflow: visible;
    backdrop-filter: var(--blur-sm);
    -webkit-backdrop-filter: var(--blur-sm);
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #add8e6, #0ea5e9);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.product-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--box-shadow-xl);
    border-color: var(--accent-color);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.98) 100%);
}

.product-card:hover::before {
    transform: scaleX(1);
}

.product-badge {
    position: absolute;
    top: -8px;
    right: -8px;
    padding: 6px 14px;
    font-size: 11px;
    font-weight: 600;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 10;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.badge-hot {
    background: #ef4444;
    color: white;
    animation: badge-pulse 2s infinite;
}

.badge-new {
    background: #10b981;
    color: white;
}

.badge-recommend {
    background: #f59e0b;
    color: white;
}

@keyframes badge-pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.9;
        transform: scale(1.05);
    }
}

.product-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, rgba(173, 216, 230, 0.1), rgba(173, 216, 230, 0.1));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: all 0.3s ease;
}

.product-card:hover .product-icon {
    background: linear-gradient(135deg, rgba(173, 216, 230, 0.15), rgba(173, 216, 230, 0.15));
    transform: scale(1.1) rotate(5deg);
}

.product-icon i {
    font-size: 36px;
    background: linear-gradient(135deg, #add8e6, #0ea5e9);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.product-title {
    font-size: 18px;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 10px;
    transition: color 0.3s ease;
}

.product-card:hover .product-title {
    color: #add8e6;
}

.product-subtitle {
    font-size: 13px;
    color: #64748b;
    line-height: 1.6;
    margin-bottom: 20px;
    min-height: 40px;
}

.product-price {
    margin: 20px 0;
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 2px;
}

.product-price .currency {
    font-size: 16px;
    color: #add8e6;
    font-weight: 500;
}

.product-price .amount {
    font-size: 32px;
    font-weight: 700;
    color: #1e293b;
    line-height: 1;
}

.product-price .period {
    font-size: 14px;
    color: #64748b;
    margin-left: 4px;
}

.btn-product {
    background: #add8e6;
    color: white;
    border: none;
    padding: 10px 24px;
    font-size: 14px;
    font-weight: 500;
    border-radius: 8px;
    transition: all 0.3s ease;
    width: 100%;
}

.btn-product:hover {
    background: #87ceeb;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(173, 216, 230, 0.3);
}

/* Bootstrap 扩展边距类 */
.mb-6 {
    margin-bottom: 4rem !important;
}

/* 精选产品特殊样式 */
.product-card.featured-product {
    padding: 40px 30px;
    background: rgba(255, 255, 255, 0.98);
    border: 2px solid rgba(37, 99, 235, 0.15);
    box-shadow: 0 15px 45px rgba(37, 99, 235, 0.12);
    border-radius: 16px;
    overflow: visible;
}

.product-card.featured-product:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(37, 99, 235, 0.18);
    border-color: rgba(37, 99, 235, 0.25);
}

.product-card.featured-product::before {
    background: linear-gradient(90deg, #2563eb, #3b82f6);
}

.product-card.featured-product .product-features {
    margin: 25px 0;
    text-align: left;
    padding: 20px;
    background: rgba(37, 99, 235, 0.03);
    border-radius: 12px;
    border: 1px solid rgba(37, 99, 235, 0.08);
}

.product-card.featured-product .feature-item {
    display: flex;
    align-items: center;
    margin-bottom: 12px;
    font-size: 14px;
    color: #475569;
    font-weight: 500;
}

.product-card.featured-product .feature-item:last-child {
    margin-bottom: 0;
}

.product-card.featured-product .feature-item i {
    color: #2563eb;
    margin-right: 10px;
    font-size: 14px;
    min-width: 16px;
}

.product-card.featured-product .product-subtitle {
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 25px;
    color: #64748b;
    min-height: auto;
}

.product-card.featured-product .product-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 15px;
}

.product-card.featured-product .product-icon {
    width: 90px;
    height: 90px;
    margin-bottom: 25px;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(59, 130, 246, 0.1));
}

.product-card.featured-product .product-icon i {
    font-size: 42px;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.product-card.featured-product:hover .product-icon {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.15), rgba(59, 130, 246, 0.15));
    transform: scale(1.1) rotate(5deg);
}

.product-card.featured-product .product-price {
    margin: 25px 0;
}

.product-card.featured-product .product-price .currency {
    color: #2563eb;
    font-size: 18px;
}

.product-card.featured-product .product-price .amount {
    font-size: 36px;
    color: #1e293b;
}

.product-card.featured-product .btn-product {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: white;
    font-weight: 600;
    padding: 12px 28px;
    font-size: 15px;
    border-radius: 10px;
}

.product-card.featured-product .btn-product:hover {
    background: linear-gradient(135deg, #1d4ed8, #2563eb);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

/* 产品网格响应式 */
@media (max-width: 991px) {
    .product-card {
        padding: 25px 20px;
    }
    
    .product-icon {
        width: 70px;
        height: 70px;
    }
    
    .product-icon i {
        font-size: 30px;
    }
    
    .product-title {
        font-size: 16px;
    }
    
    .product-price .amount {
        font-size: 28px;
    }
}

@media (max-width: 767px) {
    .products-section .col-md-6 {
        margin-bottom: 20px;
    }
    
    .product-card {
        padding: 20px 15px;
    }
    
    .product-subtitle {
        min-height: auto;
    }
    
    /* 精选产品移动端优化 */
    .product-card.featured-product {
        padding: 30px 20px;
    }
    
    .product-card.featured-product .product-features {
        padding: 15px;
        margin: 20px 0;
    }
    
    .product-card.featured-product .feature-item {
        font-size: 13px;
        margin-bottom: 10px;
    }
    
    .product-card.featured-product .product-title {
        font-size: 18px;
    }
    
    .product-card.featured-product .product-icon {
        width: 80px;
        height: 80px;
    }
    
    .product-card.featured-product .product-icon i {
        font-size: 36px;
    }
    
    .product-card.featured-product .product-price .amount {
        font-size: 32px;
    }
    
    /* 移动端外边距优化 */
    .products-section {
        padding-top: px !important;
        padding-bottom: 80px !important;
    }
    
    .mb-6 {
        margin-bottom: 3rem !important;
    }
}

/* 为什么选择我们 - 特性卡片 */
.why-choose-section {
    background: #ffffff;
    position: relative;
    overflow: hidden;
}

.why-choose-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 8% 25%, rgba(173, 216, 230, 0.1) 70px, transparent 70px),
        radial-gradient(circle at 92% 75%, rgba(176, 224, 230, 0.08) 90px, transparent 90px);
    background-size: 100% 100%;
    pointer-events: none;
    opacity: 1;
    animation: float-dots-reverse 25s infinite linear;
}

@keyframes float-dots-reverse {
    0% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(15px) rotate(180deg);
    }
    100% {
        transform: translateY(0px) rotate(360deg);
    }
}

.feature-card {
    background: var(--white-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-xl);
    padding: 40px 32px;
    text-align: center;
    height: 100%;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    backdrop-filter: var(--blur-sm);
    -webkit-backdrop-filter: var(--blur-sm);
    box-shadow: var(--box-shadow-sm);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(173, 216, 230, 0.05) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.feature-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--box-shadow-xl);
    border-color: var(--accent-color);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.98) 100%);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-icon-wrapper {
    margin-bottom: 25px;
}

.feature-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto;
    background: linear-gradient(135deg, rgba(173, 216, 230, 0.1), rgba(173, 216, 230, 0.05));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1);
    background: linear-gradient(135deg, rgba(173, 216, 230, 0.15), rgba(173, 216, 230, 0.1));
}

.feature-icon i {
    font-size: 44px;
    background: linear-gradient(135deg, #add8e6, #0ea5e9);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.feature-card h4 {
    font-size: 20px;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 15px;
}

.feature-card p {
    font-size: 14px;
    color: #64748b;
    line-height: 1.8;
    margin: 0;
}

/* 服务承诺部分 */
.service-promise-section {
    background: #f8fafb;
    position: relative;
    overflow: hidden;
}

.service-promise-section::before {
    content: '';
    position: absolute;
    top: -30%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(173, 216, 230, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.promise-content {
    padding-right: 40px;
}

.promise-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 30px;
    padding: 20px;
    background: rgba(240, 248, 255, 0.8);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.promise-item:hover {
    background: #ffffff;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
    transform: translateX(10px);
}

.promise-icon {
    flex-shrink: 0;
}

.promise-icon i {
    font-size: 24px;
    color: #10b981;
}

.promise-text h5 {
    font-size: 18px;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 8px;
}

.promise-text p {
    font-size: 14px;
    color: #64748b;
    margin: 0;
    line-height: 1.6;
}

/* 统计网格 */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.stat-card {
    background: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #add8e6, #0ea5e9);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
}

.stat-card:hover::before {
    transform: scaleX(1);
}

.stat-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 15px;
    background: linear-gradient(135deg, rgba(173, 216, 230, 0.1), rgba(173, 216, 230, 0.05));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-icon i {
    font-size: 28px;
    color: #add8e6;
}

.stat-content h3 {
    font-size: 32px;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 5px;
    background: linear-gradient(135deg, #add8e6, #0ea5e9);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-content p {
    font-size: 14px;
    color: #64748b;
    margin: 0;
}

/* 响应式调整 */
@media (max-width: 991px) {
    .promise-content {
        padding-right: 0;
        margin-bottom: 40px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .stat-card {
        padding: 20px;
    }
}

@media (max-width: 767px) {
    .feature-card {
        padding: 30px 20px;
    }
    
    .feature-icon {
        width: 80px;
        height: 80px;
    }
    
    .feature-icon i {
        font-size: 36px;
    }
    
    .promise-item {
        padding: 15px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
}

/* 行业解决方案 - 新设计 */
.solutions-section {
    background: #ffffff;
    position: relative;
    overflow: hidden;
}



@keyframes float-dots-slow {
    0%, 100% {
        transform: translateX(0px) translateY(0px);
    }
    25% {
        transform: translateX(10px) translateY(-15px);
    }
    50% {
        transform: translateX(-5px) translateY(-25px);
    }
    75% {
        transform: translateX(-10px) translateY(-10px);
    }
}

.solution-card-new {
    background: var(--white-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 32px 28px;
    height: 100%;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    backdrop-filter: var(--blur-sm);
    -webkit-backdrop-filter: var(--blur-sm);
    box-shadow: var(--box-shadow-sm);
}

.solution-card-new::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 150%;
    height: 150%;
    background: radial-gradient(circle, rgba(173, 216, 230, 0.05) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.solution-card-new:hover {
    transform: translateY(-12px) scale(1.03);
    box-shadow: var(--box-shadow-xl);
    border-color: var(--accent-color);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(248, 250, 252, 1) 100%);
}

.solution-card-new:hover::before {
    opacity: 1;
}

.solution-header {
    position: relative;
    margin-bottom: 20px;
}

.solution-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, rgba(173, 216, 230, 0.1), rgba(173, 216, 230, 0.05));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.solution-card-new:hover .solution-icon {
    transform: scale(1.1) rotate(5deg);
    background: linear-gradient(135deg, rgba(173, 216, 230, 0.15), rgba(173, 216, 230, 0.1));
}

.solution-icon i {
    font-size: 32px;
    background: linear-gradient(135deg, #add8e6, #0ea5e9);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.solution-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    padding: 4px 10px;
    font-size: 10px;
    font-weight: 600;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.solution-badge.badge-new {
    background: #10b981;
    color: white;
}

.solution-card-new h4 {
    font-size: 18px;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 12px;
}

.solution-card-new p {
    font-size: 13px;
    color: #64748b;
    line-height: 1.6;
    margin-bottom: 20px;
    min-height: 60px;
}

.solution-features {
    list-style: none;
    padding: 0;
    margin: 0 0 20px 0;
}

.solution-features li {
    font-size: 12px;
    color: #475569;
    padding: 5px 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.solution-features li i {
    color: #10b981;
    font-size: 10px;
}

.btn-solution {
    background: transparent;
    color: #add8e6;
    border: 1px solid #add8e6;
    padding: 8px 20px;
    font-size: 13px;
    font-weight: 500;
    border-radius: 6px;
    transition: all 0.3s ease;
    width: 100%;
    text-align: center;
}

.btn-solution:hover {
    background: #add8e6;
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(173, 216, 230, 0.3);
}

/* 解决方案响应式 */
@media (max-width: 991px) {
    .solution-card-new {
        padding: 25px 20px;
    }
    
    .solution-icon {
        width: 60px;
        height: 60px;
    }
    
    .solution-icon i {
        font-size: 28px;
    }
}

@media (max-width: 767px) {
    .solutions-section .col-md-6 {
        margin-bottom: 20px;
    }
    
    .solution-card-new p {
        min-height: auto;
    }
}

/* 合作伙伴部分 */
.partners-section {
    background: #f8fafb !important;
    position: relative;
    overflow: hidden;
}



@keyframes float-dots-gentle {
    0%, 100% {
        transform: translateY(0px) scale(1);
    }
    33% {
        transform: translateY(-12px) scale(1.02);
    }
    66% {
        transform: translateY(8px) scale(0.98);
    }
}

.partner-card {
    background: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 16px;
    padding: 40px;
    height: 100%;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    gap: 30px;
    align-items: flex-start;
}

.partner-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
    border-color: rgba(173, 216, 230, 0.2);
}

.partner-icon {
    flex-shrink: 0;
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, rgba(173, 216, 230, 0.1), rgba(173, 216, 230, 0.05));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.partner-icon i {
    font-size: 48px;
    background: linear-gradient(135deg, #add8e6, #0ea5e9);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.partner-content {
    flex: 1;
}

.partner-content h3 {
    font-size: 24px;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 10px;
}

.partner-content .lead {
    font-size: 16px;
    color: #64748b;
    margin-bottom: 20px;
}

.partner-benefits {
    list-style: none;
    padding: 0;
    margin: 0 0 25px 0;
}

.partner-benefits li {
    padding: 8px 0;
    color: #475569;
    display: flex;
    align-items: center;
    gap: 10px;
}

.partner-benefits li i {
    color: #10b981;
    font-size: 16px;
}

/* 合作伙伴滚动轮播 */
.partners-carousel {
    overflow: hidden;
    padding: 2rem 0;
    position: relative;
    background: linear-gradient(90deg, 
        rgba(248, 250, 252, 1) 0%, 
        rgba(248, 250, 252, 0.8) 10%, 
        rgba(248, 250, 252, 0.8) 90%, 
        rgba(248, 250, 252, 1) 100%);
}

.partners-track {
    display: flex;
    animation: scroll-logos 30s linear infinite;
    gap: 3rem;
    align-items: center;
}

.partners-track:hover {
    animation-play-state: paused;
}

.partner-logo {
    flex: 0 0 auto;
    width: 160px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 12px;
    transition: all 0.3s ease;
    border: 1px solid rgba(173, 216, 230, 0.2);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.partner-logo:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 10px 30px rgba(173, 216, 230, 0.3);
    background: rgba(255, 255, 255, 1);
    border-color: rgba(173, 216, 230, 0.4);
}

.partner-logo img {
    max-width: 120px;
    max-height: 70px;
    object-fit: contain;
    transition: all 0.3s ease;
}

.partner-logo:hover img {
    transform: scale(1.1);
}

@keyframes scroll-logos {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

/* 响应式优化 */
@media (max-width: 768px) {
    .partners-track {
        gap: 2rem;
        animation-duration: 25s;
    }
    
    .partner-logo {
        width: 120px;
        height: 80px;
    }
    
    .partner-logo img {
        max-width: 90px;
        max-height: 50px;
    }
}

/* 服务保障部分 */
.service-guarantee-section {
    background: #ffffff;
    position: relative;
}

.service-item {
    text-align: center;
    padding: 30px 20px;
    background: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 12px;
    height: 100%;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #add8e6, #0ea5e9);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.service-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
    border-color: rgba(173, 216, 230, 0.2);
}

.service-item:hover::before {
    transform: scaleX(1);
}

.service-item-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, rgba(173, 216, 230, 0.1), rgba(173, 216, 230, 0.05));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.service-item:hover .service-item-icon {
    transform: scale(1.1) rotate(5deg);
    background: linear-gradient(135deg, rgba(173, 216, 230, 0.15), rgba(173, 216, 230, 0.1));
}

.service-item-icon i {
    font-size: 32px;
    background: linear-gradient(135deg, #add8e6, #0ea5e9);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.service-item h5 {
    font-size: 16px;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 10px;
}

.service-item p {
    font-size: 13px;
    color: #64748b;
    line-height: 1.6;
    margin-bottom: 15px;
}

.service-link {
    font-size: 13px;
    color: #add8e6;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.service-link:hover {
    color: #87ceeb;
    transform: translateX(3px);
}

/* 企业资讯中心 - 简洁专业版 */
.news-section {
    background: linear-gradient(to bottom, #ffffff 0%, #f8fafc 100%);
    padding: 80px 0;
    position: relative;
}

.news-section .section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 1rem;
    text-align: center;
    position: relative;
}

.news-section .section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: #3b82f6;
    border-radius: 2px;
}

.news-section .section-subtitle {
    font-size: 1.125rem;
    color: #64748b;
    text-align: center;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* 简洁专业卡片设计 */
.news-category-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    overflow: hidden;
    height: 100%;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.news-category-card:hover {
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    transform: translateY(-5px);
    border-color: #3b82f6;
}

/* 简洁专业头部设计 */
.news-category-card .card-header {
    background: #f8fafc;
    padding: 24px 30px;
    border-bottom: 1px solid #e2e8f0;
}

.news-category-card .card-header h4 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: #1e293b;
    display: flex;
    align-items: center;
}

.news-category-card .card-header h4 i {
    font-size: 1.25rem;
    margin-right: 12px;
    color: #3b82f6;
}

.news-category-card .card-body {
    padding: 30px;
    background: #ffffff;
}

/* 简洁列表设计 */
.news-list {
    max-height: none;
    overflow-y: visible;
    padding-right: 0;
    margin-right: 0;
}



.news-item {
    padding: 16px 0;
    border-bottom: 1px solid #f1f5f9;
    transition: all 0.3s ease;
}

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

.news-item:hover {
    background: #f8fafc;
    padding-left: 12px;
    padding-right: 12px;
    margin: 0 -12px;
    border-radius: 8px;
}

/* 简洁元数据设计 */
.news-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.news-date {
    font-size: 0.875rem;
    color: #64748b;
    font-weight: 500;
}

/* 简洁标签设计 */
.news-tag {
    font-size: 0.75rem;
    padding: 4px 12px;
    border-radius: 12px;
    font-weight: 500;
    background: #3b82f6;
    color: #ffffff;
    border: none;
}

.news-tag.tag-help {
    background: #10b981;
}

/* 简洁标题设计 */
.news-title a {
    color: #1e293b;
    text-decoration: none;
    font-size: 0.9375rem;
    line-height: 1.5;
    display: block;
    transition: color 0.3s ease;
    font-weight: 500;
    position: relative;
}

.news-title a::after {
    display: none !important;
}

.news-title a:hover {
    color: #3b82f6;
}

/* 简洁操作按钮 */
.news-category-card .btn-outline-primary {
    background: transparent;
    border: 2px solid #3b82f6;
    color: #3b82f6;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 500;
    font-size: 0.875rem;
    transition: all 0.3s ease;
}

.news-category-card .btn-outline-primary:hover {
    background: #3b82f6;
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.news-category-card .btn-outline-primary i {
    transition: transform 0.3s ease;
    margin-left: 8px;
}

.news-category-card .btn-outline-primary:hover i {
    transform: translateX(4px);
}

/* 简洁响应式优化 */
@media (max-width: 991px) {
    .news-section {
        padding: 60px 0;
    }
    
    .news-section .section-title {
        font-size: 2rem;
    }
    
    .news-section .section-subtitle {
        font-size: 1rem;
    }
    
    .news-category-card .card-header {
        padding: 20px 24px;
    }
    
    .news-category-card .card-body {
        padding: 24px;
    }
    
    .news-list {
        max-height: 350px;
    }
    
    .partner-card {
        flex-direction: column;
        text-align: center;
        padding: 30px;
    }
    
    .partner-icon {
        margin: 0 auto;
    }
    
    .service-item {
        padding: 20px 15px;
    }
    
    .service-item h5 {
        font-size: 14px;
    }
    
    .service-item p {
        font-size: 12px;
    }
}

@media (max-width: 767px) {
    .news-section {
        padding: 50px 0;
    }
    
    .news-section .section-title {
        font-size: 1.875rem;
    }
    
    .news-section .section-subtitle {
        font-size: 1rem;
        margin-bottom: 2rem;
    }
    
    .news-category-card {
        margin-bottom: 24px;
    }
    
    .news-category-card .card-header {
        padding: 20px 24px;
    }
    
    .news-category-card .card-header h4 {
        font-size: 1.125rem;
    }
    
    .news-category-card .card-body {
        padding: 24px;
    }
    
    .news-list {
        max-height: 300px;
    }
    
    .news-item {
        padding: 12px 0;
    }
    
    .news-meta {
        gap: 10px;
        margin-bottom: 8px;
    }
    
    .news-date {
        font-size: 0.8125rem;
    }
    
    .news-tag {
        font-size: 0.6875rem;
        padding: 3px 10px;
    }
    
    .news-title a {
        font-size: 0.875rem;
    }
    
    .news-category-card .btn-outline-primary {
        padding: 10px 20px;
        font-size: 0.8125rem;
    }
    
        .partners-carousel {
        padding: 1.5rem 0;
    }

    .partners-track {
        gap: 1.5rem;
        animation-duration: 20s;
    }

    .partner-logo {
        width: 100px;
        height: 70px;
    }

    .partner-logo img {
        max-width: 75px;
        max-height: 40px;
    }
    
    .service-guarantee-section .col-6 {
        margin-bottom: 20px;
    }
}

@media (max-width: 576px) {
    .news-section {
        padding: 40px 0;
    }
    
    .news-section .section-title {
        font-size: 1.5rem;
    }
    
    .news-section .section-subtitle {
        font-size: 0.875rem;
        margin-bottom: 1.5rem;
    }
    
    .news-category-card .card-header {
        padding: 18px 20px;
    }
    
    .news-category-card .card-header h4 {
        font-size: 1rem;
    }
    
    .news-category-card .card-body {
        padding: 20px;
    }
    
    .news-list {
        max-height: 250px;
    }
    
    .news-item {
        padding: 10px 0;
    }
    
    .news-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
    }
    
    .news-date {
        font-size: 0.75rem;
    }
    
    .news-tag {
        font-size: 0.625rem;
        padding: 2px 8px;
    }
    
    .news-title a {
        font-size: 0.8125rem;
    }
    
    .news-category-card .btn-outline-primary {
        padding: 8px 16px;
        font-size: 0.75rem;
        width: 100%;
    }
}

/* 简洁现代样式 */

/* 现代化滚动条 */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
    border-radius: 3px;
}

::-webkit-scrollbar-thumb {
    background: #3b82f6;
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: #2563eb;
}

::selection {
    background: rgba(59, 130, 246, 0.2);
}

::-moz-selection {
    background: rgba(59, 130, 246, 0.2);
}

/* 增强的Mega Menu产品卡片样式 */
.mega-product-card {
    height: 100%;
    padding: 0;
    margin-bottom: 20px;
}

.featured-product {
    display: block !important;
    background: linear-gradient(135deg, rgba(255,255,255,0.95) 0%, rgba(248,250,252,0.9) 100%);
    border: 1px solid rgba(59,130,246,0.15);
    border-radius: 16px;
    padding: 24px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    height: 100%;
    text-decoration: none;
    backdrop-filter: blur(10px);
    box-shadow: 
        0 4px 20px rgba(59,130,246,0.08),
        0 2px 10px rgba(0,0,0,0.04);
}

.featured-product::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(59,130,246,0.02) 0%, 
        rgba(16,185,129,0.01) 50%, 
        rgba(59,130,246,0.02) 100%);
    opacity: 0;
    transition: all 0.4s ease;
    z-index: 1;
}

.featured-product:hover::before {
    opacity: 1;
}

.featured-product:hover {
    transform: translateY(-8px) scale(1.02);
    border-color: rgba(59,130,246,0.3);
    box-shadow: 
        0 20px 50px rgba(59,130,246,0.15),
        0 8px 30px rgba(0,0,0,0.08);
    text-decoration: none;
    color: inherit;
}

.product-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    position: relative;
    z-index: 2;
    transition: all 0.4s ease;
    box-shadow: 
        0 8px 25px rgba(59,130,246,0.3),
        0 4px 15px rgba(59,130,246,0.2);
}

.product-icon::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    background: linear-gradient(135deg, #60a5fa, #3b82f6, #1d4ed8);
    border-radius: 19px;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.featured-product:hover .product-icon::before {
    opacity: 1;
}

.featured-product:hover .product-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 
        0 12px 35px rgba(59,130,246,0.4),
        0 6px 20px rgba(59,130,246,0.3);
}

.product-icon i {
    font-size: 32px;
    color: white;
    transition: all 0.4s ease;
}

.featured-product:hover .product-icon i {
    transform: scale(1.1);
    text-shadow: 0 0 20px rgba(255,255,255,0.5);
}

.product-content {
    position: relative;
    z-index: 2;
    height: calc(100% - 90px);
    display: flex;
    flex-direction: column;
}

.product-content h5 {
    font-size: 20px;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 12px;
    line-height: 1.3;
    transition: all 0.3s ease;
}

.featured-product:hover .product-content h5 {
    color: #1d4ed8;
    transform: translateX(2px);
}

.product-badge {
    position: absolute;
    top: -8px;
    right: -8px;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 3;
    animation: badge-float 3s ease-in-out infinite;
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
}

.product-badge.hot {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: white;
    animation: badge-pulse-hot 2s ease-in-out infinite;
}

.product-badge.recommend {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
    animation: badge-pulse-recommend 2.5s ease-in-out infinite;
}

.product-badge.new {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    animation: badge-pulse-new 3s ease-in-out infinite;
}

@keyframes badge-float {
    0%, 100% { transform: translateY(0px) scale(1); }
    50% { transform: translateY(-3px) scale(1.05); }
}

@keyframes badge-pulse-hot {
    0%, 100% { 
        box-shadow: 0 4px 15px rgba(239,68,68,0.3);
        transform: scale(1);
    }
    50% { 
        box-shadow: 0 6px 20px rgba(239,68,68,0.5);
        transform: scale(1.05);
    }
}

@keyframes badge-pulse-recommend {
    0%, 100% { 
        box-shadow: 0 4px 15px rgba(245,158,11,0.3);
        transform: scale(1);
    }
    50% { 
        box-shadow: 0 6px 20px rgba(245,158,11,0.5);
        transform: scale(1.05);
    }
}

@keyframes badge-pulse-new {
    0%, 100% { 
        box-shadow: 0 4px 15px rgba(16,185,129,0.3);
        transform: scale(1);
    }
    50% { 
        box-shadow: 0 6px 20px rgba(16,185,129,0.5);
        transform: scale(1.05);
    }
}

.product-content p {
    font-size: 14px;
    color: #64748b;
    line-height: 1.6;
    margin-bottom: 16px;
    flex: 1;
    transition: all 0.3s ease;
}

.featured-product:hover .product-content p {
    color: #475569;
}

.product-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: auto;
}

.feature-tag {
    padding: 4px 10px;
    background: rgba(59,130,246,0.1);
    color: #1d4ed8;
    border-radius: 8px;
    font-size: 11px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 1px solid rgba(59,130,246,0.2);
}

.featured-product:hover .feature-tag {
    background: rgba(59,130,246,0.15);
    color: #1e40af;
    border-color: rgba(59,130,246,0.3);
    transform: translateY(-1px);
}

.feature-tag:nth-child(1) { transition-delay: 0.1s; }
.feature-tag:nth-child(2) { transition-delay: 0.2s; }
.feature-tag:nth-child(3) { transition-delay: 0.3s; }

/* Mega Menu底部区域 */
.mega-menu-footer {
    padding: 20px 0;
    border-top: 1px solid rgba(59,130,246,0.1);
    background: rgba(248,250,252,0.5);
    border-radius: 0 0 12px 12px;
    margin: 20px -30px -30px;
}

.mega-menu-footer .dropdown-header {
    color: #475569;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 15px;
    border: none;
    padding: 0;
}

.quick-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.quick-link {
    color: #64748b;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
}

.quick-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 2px;
    left: 50%;
    background: linear-gradient(90deg, #3b82f6, #1d4ed8);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.quick-link:hover {
    color: #1d4ed8;
    background: rgba(59,130,246,0.08);
    text-decoration: none;
    transform: translateY(-1px);
}

.quick-link:hover::after {
    width: 80%;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .mega-dropdown .dropdown-menu {
        max-width: 1000px;
        padding: 25px 0;
    }
    
    .featured-product {
        padding: 20px;
    }
    
    .product-icon {
        width: 60px;
        height: 60px;
        margin-bottom: 16px;
    }
    
    .product-icon i {
        font-size: 28px;
    }
    
    .product-content h5 {
        font-size: 18px;
    }
}

@media (max-width: 992px) {
    .mega-dropdown .dropdown-menu {
        position: static !important;
        transform: none !important;
        width: 100% !important;
        max-width: none !important;
        border-radius: 8px;
        margin-top: 8px;
        padding: 20px;
    }
    
    .mega-product-card {
        margin-bottom: 16px;
    }
    
    .quick-links {
        gap: 20px;
    }
    
    .mega-menu-footer {
        margin: 15px -20px -20px;
    }
}

@media (max-width: 768px) {
    .featured-product {
        padding: 16px;
    }
    
    .product-icon {
        width: 50px;
        height: 50px;
        margin-bottom: 12px;
    }
    
    .product-icon i {
        font-size: 24px;
    }
    
    .product-content h5 {
        font-size: 16px;
        margin-bottom: 8px;
    }
    
    .product-content p {
        font-size: 13px;
        margin-bottom: 12px;
    }
    
    .feature-tag {
        font-size: 10px;
        padding: 3px 8px;
    }
    
    .quick-links {
        flex-direction: column;
        gap: 10px;
        align-items: center;
    }
    
    .mega-menu-footer .dropdown-header {
        font-size: 14px;
        margin-bottom: 12px;
    }
}

@media (max-width: 576px) {
    .mega-dropdown .dropdown-menu {
        padding: 15px;
    }
    
    .row.justify-content-center > .col-md-4 {
        flex: 0 0 100%;
        max-width: 100%;
    }
    
    .featured-product:hover {
        transform: translateY(-4px) scale(1.01);
    }
    
    .mega-menu-footer {
        padding: 15px 0;
        margin: 15px -15px -15px;
    }
}