/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* 导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

/* Logo样式 */
.nav-logo {
    display: flex;
    align-items: center;
}

.logo-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 8px 15px;
    border-radius: 12px;
    background: rgba(102, 126, 234, 0.05);
    transition: all 0.3s ease;
    cursor: pointer;
}

.logo-text:hover {
    background: rgba(102, 126, 234, 0.1);
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.2);
}

.logo-main {
    font-size: 20px;
    font-weight: 800;
    color: #2d3748;
    line-height: 1.2;
    letter-spacing: 0.5px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-sub {
    font-size: 9px;
    font-weight: 600;
    color: #667eea;
    letter-spacing: 1px;
    margin-top: 2px;
    opacity: 0.8;
}

.hero-logo-container {
    margin-bottom: 80px;
    text-align: center;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none !important;
    background-color: transparent !important;
    border: none !important;
    outline: none !important;
    box-shadow: none !important;
}

/* 创建额外的光晕层次 */
.hero-logo-container {
    background: 
        radial-gradient(circle at center, 
            rgba(102, 126, 234, 0.05) 0%, 
            rgba(135, 206, 235, 0.03) 40%,
            transparent 70%),
        radial-gradient(circle at 25% 75%, 
            rgba(173, 216, 230, 0.08) 0%,
            rgba(255, 255, 255, 0.04) 30%,
            transparent 50%),
        radial-gradient(circle at 75% 25%, 
            rgba(135, 206, 235, 0.06) 0%,
            rgba(102, 126, 234, 0.03) 35%,
            transparent 55%),
        radial-gradient(circle at 50% 20%, 
            rgba(255, 255, 255, 0.04) 0%,
            transparent 40%);
    background-size: 1600px 1600px, 900px 900px, 700px 700px, 500px 500px;
    background-position: center, center, center, center;
    background-repeat: no-repeat;
}

/* 外层科技光晕 - 温和的蓝白光 */
.hero-logo-container::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 1200px;
    height: 1200px;
    background: 
        radial-gradient(circle at center, 
            rgba(102, 126, 234, 0.15) 0%, 
            rgba(135, 206, 235, 0.12) 25%,
            rgba(173, 216, 230, 0.10) 50%,
            rgba(255, 255, 255, 0.08) 70%,
            rgba(102, 126, 234, 0.04) 85%,
            transparent 95%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: techLightPulse 6s ease-in-out infinite;
    z-index: 1;
    pointer-events: none;
}

/* 中层希望之光 - 温暖的白金光 */
.hero-logo-container::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 900px;
    height: 900px;
    background: 
        radial-gradient(circle at center, 
            rgba(255, 255, 255, 0.12) 0%, 
            rgba(240, 248, 255, 0.10) 30%,
            rgba(230, 230, 250, 0.08) 55%,
            rgba(173, 216, 230, 0.06) 75%,
            rgba(102, 126, 234, 0.03) 90%,
            transparent 98%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: hopeLightGlow 8s ease-in-out infinite alternate;
    z-index: 2;
    pointer-events: none;
}

.hero-logo {
    height: 600px;
    width: auto;
    max-width: 95vw;
    object-fit: contain;
    position: relative;
    z-index: 10;
    background: none !important;
    background-color: transparent !important;
    border: none !important;
    outline: none !important;
    box-shadow: none !important;
    overflow: visible;
    filter: 
        drop-shadow(0 15px 30px rgba(0, 0, 0, 0.3))
        drop-shadow(0 0 25px rgba(102, 126, 234, 0.4))
        drop-shadow(0 0 50px rgba(135, 206, 235, 0.3))
        brightness(1.1)
        contrast(1.1)
        saturate(1.05);
    transition: all 0.8s ease;
    animation: heroElegantLogo 4s ease-in-out infinite alternate;
    transform-origin: center center;
}

/* 确保SVG内容能够完全缩放 */
.hero-logo svg {
    width: 100% !important;
    height: 100% !important;
    max-width: none !important;
    max-height: none !important;
    object-fit: contain;
    transform-origin: center center;
    background: none !important;
    background-color: transparent !important;
    border: none !important;
    outline: none !important;
    box-shadow: none !important;
}

/* 确保SVG内的图形元素也能显示 */
.hero-logo svg path,
.hero-logo svg g,
.hero-logo svg .iconmbgsvg {
    transform: scale(1.0) !important;
    visibility: visible !important;
    opacity: 1 !important;
}

/* 增强SVG文字和图形的可见性 */
.hero-logo .tp-name,
.hero-logo .tp-slogan,
.hero-logo .image-svg-svg {
    transform: scale(1.0) !important;
    opacity: 1 !important;
    visibility: visible !important;
    background: transparent !important;
    border: none !important;
}

/* 强制移除logo本身的背景和边框，但保留容器的光晕背景 */
.hero-logo,
.hero-logo *:not(.hero-logo-container):not(.hero-logo-container *) {
    background-image: none !important;
    background-attachment: unset !important;
    background-clip: unset !important;
    background-origin: unset !important;
    background-position: unset !important;
    background-repeat: unset !important;
    background-size: unset !important;
    border-image: none !important;
    border-radius: 0 !important;
}

/* 特别处理可能的mask或clip */
.hero-logo svg,
.hero-logo svg * {
    mask: none !important;
    clip: none !important;
    clip-path: none !important;
}

/* 彻底隐藏SVG的所有背景矩形和边框 */
.hero-logo rect[data-v-0dd9719b][fill="url(#watermark)"],
.hero-logo rect[class*="watermark"],
.hero-logo .watermarklayer,
.hero-logo rect[x="0"][y="0"][width="100%"][height="100%"],
.hero-logo rect[fill*="watermark"],
.hero-logo svg > rect:first-child,
.hero-logo svg rect[width="100%"][height="100%"],
.hero-logo svg rect[x="0"][y="0"],
.hero-logo svg > rect,
.hero-logo rect {
    display: none !important;
    visibility: hidden !important;
    fill: transparent !important;
    fill-opacity: 0 !important;
    opacity: 0 !important;
    stroke: none !important;
    stroke-width: 0 !important;
    border: none !important;
}

/* 隐藏具有渐变填充的背景矩形 */
.hero-logo rect[fill^="url(#"],
.hero-logo rect[fill*="gradient"] {
    display: none !important;
}

/* 确保SVG本身没有背景 */
.hero-logo svg,
.hero-logo svg * {
    background: transparent !important;
    background-color: transparent !important;
}

/* 特别针对可能的边框样式 */
.hero-logo,
.hero-logo *,
.hero-logo svg,
.hero-logo svg * {
    border: none !important;
    outline: none !important;
    box-sizing: border-box !important;
}

/* 内层核心光晕 - 柔和的白蓝光 */
.hero-logo::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 650px;
    height: 650px;
    background: 
        radial-gradient(circle at center, 
            rgba(255, 255, 255, 0.15) 0%, 
            rgba(173, 216, 230, 0.12) 25%, 
            rgba(135, 206, 235, 0.10) 50%, 
            rgba(102, 126, 234, 0.08) 70%,
            rgba(135, 206, 235, 0.04) 85%,
            transparent 95%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: coreGentleGlow 4s ease-in-out infinite alternate;
    z-index: 3;
    pointer-events: none;
}

.hero-logo:hover {
    transform: scale(1.12);
    filter: 
        drop-shadow(0 30px 60px rgba(0, 0, 0, 0.4))
        drop-shadow(0 0 50px rgba(102, 126, 234, 0.8))
        drop-shadow(0 0 100px rgba(135, 206, 235, 0.6))
        drop-shadow(0 0 150px rgba(255, 255, 255, 0.4))
        brightness(1.25)
        contrast(1.2)
        saturate(1.15);
}

/* 优雅Logo动画 */
@keyframes heroElegantLogo {
    0% {
        filter: 
            drop-shadow(0 15px 30px rgba(0, 0, 0, 0.3))
            drop-shadow(0 0 25px rgba(102, 126, 234, 0.4))
            drop-shadow(0 0 50px rgba(135, 206, 235, 0.3))
            brightness(1.1)
            contrast(1.1)
            saturate(1.05);
        transform: scale(1.0);
    }
    50% {
        filter: 
            drop-shadow(0 20px 40px rgba(0, 0, 0, 0.4))
            drop-shadow(0 0 35px rgba(102, 126, 234, 0.6))
            drop-shadow(0 0 70px rgba(135, 206, 235, 0.5))
            drop-shadow(0 0 100px rgba(255, 255, 255, 0.2))
            brightness(1.15)
            contrast(1.15)
            saturate(1.1);
        transform: scale(1.05);
    }
    100% {
        filter: 
            drop-shadow(0 25px 50px rgba(0, 0, 0, 0.35))
            drop-shadow(0 0 40px rgba(102, 126, 234, 0.7))
            drop-shadow(0 0 80px rgba(135, 206, 235, 0.6))
            drop-shadow(0 0 120px rgba(255, 255, 255, 0.3))
            brightness(1.2)
            contrast(1.2)
            saturate(1.15);
        transform: scale(1.08);
    }
}

/* 科技光晕呼吸动画 */
@keyframes techLightPulse {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.6;
    }
    33% {
        transform: translate(-50%, -50%) scale(1.08);
        opacity: 0.8;
    }
    66% {
        transform: translate(-50%, -50%) scale(1.12);
        opacity: 0.9;
    }
}

/* 希望之光柔和动画 */
@keyframes hopeLightGlow {
    0% {
        transform: translate(-50%, -50%) scale(0.85);
        opacity: 0.4;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.15);
        opacity: 0.7;
    }
    100% {
        transform: translate(-50%, -50%) scale(0.95);
        opacity: 0.5;
    }
}

/* 核心光晕温和脉动 */
@keyframes coreGentleGlow {
    0% {
        transform: translate(-50%, -50%) scale(0.9);
        opacity: 0.5;
    }
    25% {
        transform: translate(-50%, -50%) scale(1.1);
        opacity: 0.8;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.2);
        opacity: 0.9;
    }
    75% {
        transform: translate(-50%, -50%) scale(1.15);
        opacity: 0.7;
    }
    100% {
        transform: translate(-50%, -50%) scale(0.95);
        opacity: 0.6;
    }
}


.footer-logo {
    height: 80px;
    width: auto;
    max-width: 250px;
    object-fit: contain;
    margin-bottom: 15px;
    transition: all 0.3s ease;
}

.footer-logo:hover {
    transform: scale(1.05);
    filter: brightness(1.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
}

.logo-text {
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: all 0.3s ease;
    cursor: pointer;
    padding: 8px 15px;
    border-radius: 12px;
    background: rgba(102, 126, 234, 0.05);
    backdrop-filter: blur(10px);
    min-width: 140px;
}

.logo-main {
    font-size: 32px;
    font-weight: 800;
    color: #2d3748;
    line-height: 1;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 1.5px;
    text-shadow: 0 0 20px rgba(102, 126, 234, 0.3);
}

.logo-sub {
    font-size: 11px;
    font-weight: 600;
    color: #667eea;
    letter-spacing: 3px;
    margin-top: 1px;
    opacity: 0.85;
    text-align: center;
    width: 100%;
}

.logo-text:hover {
    background: rgba(102, 126, 234, 0.12);
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.2);
}

.logo-text:hover .logo-main {
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transform: scale(1.03);
}

.logo-text:hover .logo-sub {
    color: #764ba2;
    opacity: 1;
}

.nav-logo h2 {
    color: #2c5aa0;
    font-size: 24px;
    font-weight: bold;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 6px;
    align-items: center;
    padding-right: 10px;
}

.nav-link {
    text-decoration: none;
    color: #2d3748;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    padding: 12px 20px;
    border-radius: 25px;
    background: rgba(102, 126, 234, 0.03);
    font-size: 15px;
    border: 1px solid transparent;
}

.nav-link:hover {
    color: #667eea;
    background: rgba(102, 126, 234, 0.12);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.25);
    border: 1px solid rgba(102, 126, 234, 0.2);
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: #2c5aa0;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* 汉堡菜单 */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* 首页横幅 */
.hero {
    height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.hero-content {
    z-index: 2;
    max-width: 800px;
    padding: 0 20px;
}

.hero-logo-container {
    margin-bottom: 40px;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}


@keyframes logoBackgroundPulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.3;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.6;
    }
}



.hero-title {
    font-size: 3.5rem;
    margin-bottom: 20px;
    font-weight: bold;
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 15px;
    opacity: 0.9;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-description {
    font-size: 1.1rem;
    margin-bottom: 40px;
    opacity: 0.8;
    animation: fadeInUp 1s ease 0.4s both;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.6s both;
}

.btn {
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    display: inline-block;
}

.btn-primary {
    background: #ff6b6b;
    color: white;
}

.btn-primary:hover {
    background: #ff5252;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(255, 107, 107, 0.3);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: #667eea;
    transform: translateY(-2px);
}

/* 浮动动画图标 */
.hero-animation {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.floating-icons {
    position: relative;
    width: 100%;
    height: 100%;
}

.floating-icons i {
    position: absolute;
    font-size: 2rem;
    color: rgba(255, 255, 255, 0.1);
    animation: float 6s ease-in-out infinite;
}

.floating-icons i:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-icons i:nth-child(2) {
    top: 60%;
    right: 10%;
    animation-delay: 2s;
}

.floating-icons i:nth-child(3) {
    bottom: 30%;
    left: 20%;
    animation-delay: 4s;
}

.floating-icons i:nth-child(4) {
    top: 40%;
    right: 30%;
    animation-delay: 1s;
}

/* 通用区块样式 */
section {
    padding: 100px 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    color: #333;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    width: 80px;
    height: 4px;
    background: linear-gradient(45deg, #667eea, #764ba2);
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

/* 关于我们 */
.about {
    background: #f8f9fa;
}

.about-content {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 50px;
    align-items: flex-start;
}

.about-text h3 {
    color: #2c5aa0;
    font-size: 1.5rem;
    margin-bottom: 15px;
    margin-top: 30px;
}

.about-text h3:first-child {
    margin-top: 0;
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #666;
    margin-bottom: 20px;
}

/* 核心优势卡片网格 */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 30px;
}

.advantage-card {
    background: white;
    padding: 20px 15px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #f0f0f0;
}

.advantage-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    border-color: #667eea;
}

.advantage-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(45deg, #667eea, #764ba2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    transition: all 0.3s ease;
}

.advantage-card:hover .advantage-icon {
    transform: scale(1.1);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.3);
}

.advantage-icon i {
    font-size: 1.5rem;
    color: white;
}

.advantage-card h4 {
    color: #2c5aa0;
    font-size: 1.1rem;
    margin-bottom: 10px;
    font-weight: 600;
}

.advantage-card p {
    color: #666;
    line-height: 1.5;
    font-size: 0.85rem;
}

.tech-showcase {
    background: white;
    padding: 30px 25px; /* Increased top/bottom padding for more height */
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    height: fit-content;
}

.tech-showcase h4 {
    color: #2c5aa0;
    font-size: 1.2rem;
    margin-bottom: 20px;
    text-align: center;
    border-bottom: 2px solid #f0f0f0;
    padding-bottom: 12px;
}

.tech-category-section {
    margin-bottom: 18px; /* Slightly increased margin for more spacing */
}

.tech-category-section h5 {
    color: #495057;
    font-size: 0.95rem;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    font-weight: 600;
}

.tech-category-section h5 i {
    margin-right: 8px;
    width: 16px;
    color: #667eea;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.tech-tag {
    background: #f8f9fa;
    color: #495057;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
}

.tech-tag:hover {
    transform: translateY(-2px);
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.1);
}

.tech-tag.ai {
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
    border: none;
}

.tech-tag.dev {
    background: linear-gradient(45deg, #f093fb, #f5576c);
    color: white;
    border: none;
}

.tech-tag.frontend {
    background: linear-gradient(45deg, #ff9a56, #ff6b95);
    color: white;
    border: none;
}

.tech-tag.db {
    background: linear-gradient(45deg, #4facfe, #00f2fe);
    color: white;
    border: none;
}

.tech-tag.ops {
    background: linear-gradient(45deg, #43e97b, #38f9d7);
    color: white;
    border: none;
}

.tech-tag.cloud {
    background: linear-gradient(45deg, #a8edea, #fed6e3);
    color: #333;
    border: none;
}


.experience-badge {
    margin: 20px 0; /* Increased margin for more spacing */
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
    padding: 18px 15px; /* Increased padding for more height */
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.badge-icon i {
    font-size: 2rem;
    color: #ffd700;
}

.badge-text {
    text-align: center;
}

.badge-text strong {
    display: block;
    font-size: 1.5rem;
    margin-bottom: 5px;
}

.badge-text span {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* 专业认证区域 */
.certifications-section {
    margin: 12px 0 8px 0;
}

.certifications-section h5 {
    color: #495057;
    font-size: 0.9rem;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    font-weight: 600;
}

.certifications-section h5 i {
    margin-right: 8px;
    width: 16px;
    color: #667eea;
}

.cert-grid {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.cert-item {
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: all 0.3s ease;
    flex: 1;
    justify-content: center;
    min-width: 0;
}

.cert-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.cert-item i {
    font-size: 0.9rem;
    color: #ffd700;
    flex-shrink: 0;
}


/* 经验展示区域 */
.experience-showcase {
    background: white;
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.experience-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 30px;
    padding: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 15px;
    color: white;
}

.experience-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.experience-icon i {
    font-size: 2rem;
    color: #ffd700;
}

.experience-text h3 {
    font-size: 2rem;
    margin-bottom: 5px;
    font-weight: bold;
}

.experience-text p {
    font-size: 1rem;
    opacity: 0.9;
}

.experience-details {
    margin-bottom: 30px;
}

.detail-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.detail-item:hover {
    background: #e9ecef;
    transform: translateX(5px);
}

.detail-item i {
    color: #667eea;
    font-size: 1.2rem;
    margin-top: 3px;
    flex-shrink: 0;
}

.detail-item h5 {
    color: #2c5aa0;
    font-size: 1rem;
    margin-bottom: 5px;
    font-weight: 600;
}

.detail-item p {
    color: #666;
    font-size: 0.9rem;
    line-height: 1.5;
}

.skills-highlight {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 15px;
}

.skills-highlight h5 {
    color: #2c5aa0;
    font-size: 1.1rem;
    margin-bottom: 15px;
    font-weight: 600;
    text-align: center;
}

.skill-bars {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.skill-bar {
    display: flex;
    align-items: center;
    gap: 10px;
}

.skill-bar span {
    color: #495057;
    font-size: 0.9rem;
    font-weight: 600;
    min-width: 80px;
}

.progress {
    flex: 1;
    height: 8px;
    background: #e9ecef;
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(45deg, #667eea, #764ba2);
    border-radius: 4px;
    transition: width 2s ease;
}

/* 服务领域 */
.services {
    background: white;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background: white;
    padding: 40px 30px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #f0f0f0;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(45deg, #667eea, #764ba2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
}

.service-icon i {
    font-size: 2rem;
    color: white;
}

.service-card h3 {
    font-size: 1.5rem;
    color: #333;
    margin-bottom: 20px;
}

.service-card p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 25px;
}

.service-features {
    list-style: none;
    text-align: left;
}

.service-features li {
    padding: 8px 0;
    color: #555;
    position: relative;
    padding-left: 20px;
}

.service-features li::before {
    content: '•';
    color: #667eea;
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* 技术实力 */
.technology {
    background: #f8f9fa;
}

.tech-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.tech-category {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.tech-category h3 {
    color: #2c5aa0;
    margin-bottom: 20px;
    font-size: 1.3rem;
}

.tech-category i {
    margin-right: 10px;
}

.tech-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.skill-tag {
    background: #e9ecef;
    color: #495057;
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.skill-tag:hover {
    background: #667eea;
    color: white;
    transform: translateY(-2px);
}

/* 技术实力新样式 */
.tech-intro {
    text-align: center;
    margin-bottom: 60px;
}

.tech-description {
    font-size: 1.1rem;
    color: #555;
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto;
}

.tech-category-header {
    margin-bottom: 25px;
}

.tech-category-header i {
    color: #667eea;
    font-size: 1.8rem;
    margin-bottom: 15px;
    display: block;
}

.tech-category-header h3 {
    color: #2c5aa0;
    margin-bottom: 10px;
    font-size: 1.4rem;
    font-weight: 600;
}

.tech-category-header p {
    color: #666;
    font-size: 0.95rem;
    line-height: 1.5;
    margin: 0;
}

/* AI技术标签 */
.skill-tag.ai {
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
}

.skill-tag.ai:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.3);
}

/* 后端技术标签 */
.skill-tag.backend {
    background: #28a745;
    color: white;
}

.skill-tag.backend:hover {
    background: #218838;
    transform: translateY(-2px);
}

/* 前端技术标签 */
.skill-tag.frontend {
    background: #007bff;
    color: white;
}

.skill-tag.frontend:hover {
    background: #0056b3;
    transform: translateY(-2px);
}

/* 数据库技术标签 */
.skill-tag.db {
    background: #17a2b8;
    color: white;
}

.skill-tag.db:hover {
    background: #138496;
    transform: translateY(-2px);
}

/* 运维技术标签 */
.skill-tag.ops {
    background: #28a745;
    color: white;
}

.skill-tag.ops:hover {
    background: #1e7e34;
    transform: translateY(-2px);
}

/* 云平台技术标签 */
.skill-tag.cloud {
    background: #6c757d;
    color: white;
}

.skill-tag.cloud:hover {
    background: #545b62;
    transform: translateY(-2px);
}

/* 专业认证与经验 */
.certifications-section {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    border: 1px solid #f0f0f0;
}

.certifications-section h3 {
    color: #2c5aa0;
    font-size: 1.4rem;
    margin-bottom: 30px;
    text-align: center;
    font-weight: 600;
}

.certifications-section h3 i {
    margin-right: 10px;
    color: #667eea;
}

.cert-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.cert-grid {
    display: grid;
    gap: 20px;
}

.cert-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 15px;
    transition: all 0.3s ease;
}

.cert-item:hover {
    background: #e9ecef;
    transform: translateX(5px);
}

.cert-item i {
    font-size: 2rem;
    color: #667eea;
    flex-shrink: 0;
}

.cert-info h4 {
    color: #2c5aa0;
    font-size: 1.1rem;
    margin-bottom: 5px;
    font-weight: 600;
}

.cert-info p {
    color: #666;
    font-size: 0.9rem;
    margin: 0;
}

.experience-highlight {
    text-align: center;
}

.experience-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    padding: 30px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.experience-item i {
    font-size: 3rem;
    color: #ffd700;
}

.experience-content h4 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    font-weight: 600;
}

.experience-content p {
    font-size: 0.95rem;
    opacity: 0.9;
    margin: 0;
}

.certifications {
    text-align: center;
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.certifications h3 {
    color: #2c5aa0;
    margin-bottom: 30px;
    font-size: 1.5rem;
}

.cert-grid {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.cert-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px 25px;
    background: #f8f9fa;
    border-radius: 25px;
    font-weight: 600;
    color: #333;
}

.cert-item i {
    color: #ffc107;
    font-size: 1.2rem;
}

/* 成功案例 */
.cases {
    background: white;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.case-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.case-image {
    height: 200px;
    background: linear-gradient(45deg, #667eea, #764ba2);
    display: flex;
    align-items: center;
    justify-content: center;
}

.case-icon {
    font-size: 4rem;
    color: white;
}

.case-card h3 {
    padding: 25px 25px 15px;
    color: #333;
    font-size: 1.3rem;
}

.case-card p {
    padding: 0 25px 20px;
    color: #666;
    line-height: 1.6;
}

.case-tags {
    padding: 0 25px 25px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.case-tags span {
    background: #e9ecef;
    color: #495057;
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
}

/* 联系我们 */
.contact {
    background: #f8f9fa;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info h3 {
    color: #2c5aa0;
    font-size: 1.8rem;
    margin-bottom: 30px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 20px;
    font-size: 1.1rem;
    line-height: 1.5;
}

.contact-item i {
    color: #667eea;
    margin-right: 15px;
    width: 20px;
    margin-top: 2px;
    flex-shrink: 0;
}

.contact-item span {
    word-break: break-all;
    word-wrap: break-word;
}

/* 微信咨询卡片 - 完全对齐服务时间风格 */
.wechat-card {
    margin-top: 30px;
    background: white;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.wechat-card h4 {
    color: #2c5aa0;
    margin-bottom: 15px;
    font-size: 1.2rem;
}

/* 二维码容器 */
.wechat-qr-wrapper {
    display: flex;
    justify-content: center;
}

/* 二维码图片 - 极大化显示 */
.wechat-qr-img {
    width: 100%;
    max-width: 280px;
    height: auto;
    display: block;
    cursor: pointer;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.wechat-qr-img:hover {
    transform: scale(1.02);
}

/* 扫码提示 */
.wechat-scan-tip {
    margin: 10px 0 0 0;
    text-align: center;
    font-size: 13px;
    color: #555;
}

.website-info {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.website-info span {
    color: #667eea;
    font-weight: 500;
    transition: color 0.3s ease;
}

.website-info span:hover {
    color: #764ba2;
    text-decoration: underline;
    cursor: pointer;
}

/* 地址项特殊样式 */
.address-item {
    align-items: flex-start;
}

.address-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.address-line {
    display: block;
    line-height: 1.4;
    color: #555;
}

.address-line:first-child {
    font-weight: 500;
    color: #333;
}

.business-hours {
    margin-top: 40px;
    padding: 25px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.business-hours h4 {
    color: #2c5aa0;
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.business-hours p {
    margin-bottom: 10px;
    color: #555;
}

.contact-form {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.contact-form h3 {
    color: #2c5aa0;
    margin-bottom: 30px;
    font-size: 1.5rem;
}

.form-group {
    margin-bottom: 25px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid #e9ecef;
    border-radius: 10px;
    font-size: 16px;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* 页脚 */
.footer {
    background: linear-gradient(135deg, #2d3748 0%, #1a202c 100%);
    color: #fff;
    padding: 50px 0 25px;
    border-top: 2px solid rgba(102, 126, 234, 0.3);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, #667eea, transparent);
}

.footer::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 15% 20%, rgba(102, 126, 234, 0.03) 0%, transparent 30%),
        radial-gradient(circle at 85% 80%, rgba(118, 75, 162, 0.03) 0%, transparent 30%);
    pointer-events: none;
    z-index: 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 40px;
    position: relative;
    z-index: 1;
}

.footer-brand {
    flex: 1;
    min-width: 280px;
    position: relative;
}

.footer-brand::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    background: radial-gradient(circle at 30% 40%, rgba(102, 126, 234, 0.05) 0%, transparent 50%);
    border-radius: 20px;
    z-index: 0;
}

.footer-logo-text {
    display: inline-flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 12px 20px;
    border-radius: 15px;
    background: rgba(102, 126, 234, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(102, 126, 234, 0.2);
    transition: all 0.3s ease;
    margin-bottom: 20px;
    cursor: pointer;
    position: relative;
    z-index: 1;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.1);
}

.footer-logo-text:hover {
    background: rgba(102, 126, 234, 0.15);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.footer-logo-main {
    font-size: 24px;
    font-weight: 800;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
    letter-spacing: 0.5px;
}

.footer-logo-sub {
    font-size: 10px;
    font-weight: 600;
    color: #667eea;
    letter-spacing: 2px;
    margin-top: 3px;
    opacity: 0.9;
}

.footer-description {
    font-size: 15px;
    color: #e2e8f0;
    line-height: 1.6;
    margin: 0;
    font-weight: 400;
    position: relative;
    z-index: 1;
    padding-left: 10px;
    border-left: 2px solid rgba(102, 126, 234, 0.3);
}

.footer-info {
    flex: 1.2;
    min-width: 350px;
    position: relative;
}

.footer-section-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 35px;
    margin-bottom: 35px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 15px;
    border: 1px solid rgba(102, 126, 234, 0.1);
}

.footer-section-title {
    font-size: 16px;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-section-title i {
    font-size: 14px;
    opacity: 0.8;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-contact span {
    display: flex;
    align-items: center;
    font-size: 13px;
    color: #cbd5e0;
    padding: 6px 10px;
    transition: all 0.3s ease;
    border-radius: 8px;
    border-left: 3px solid transparent;
}

.footer-contact span:hover {
    color: #667eea;
    background: rgba(102, 126, 234, 0.08);
    border-left-color: #667eea;
    transform: translateX(5px);
}

.footer-contact i {
    color: #667eea;
    margin-right: 10px;
    width: 16px;
    font-size: 12px;
}

.footer-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.footer-links a {
    color: #a0aec0;
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 8px 12px;
    border-radius: 8px;
    border: 1px solid transparent;
}

.footer-links a:hover {
    color: #667eea;
    background: rgba(102, 126, 234, 0.1);
    border-color: rgba(102, 126, 234, 0.3);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.2);
}

/* 科技徽章 */
.footer-tech-badge {
    position: relative;
    display: inline-flex;
    align-items: center;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.15) 0%, rgba(118, 75, 162, 0.15) 100%);
    border: 1px solid rgba(102, 126, 234, 0.3);
    border-radius: 25px;
    padding: 12px 20px;
    backdrop-filter: blur(10px);
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.2);
    transition: all 0.3s ease;
}

.footer-tech-badge:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
    border-color: rgba(102, 126, 234, 0.5);
}

.tech-badge-content {
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 2;
    position: relative;
}

.tech-badge-content i {
    font-size: 16px;
    color: #667eea;
    animation: robotPulse 2s ease-in-out infinite alternate;
}

.badge-text {
    font-size: 12px;
    font-weight: 600;
    color: #e2e8f0;
    letter-spacing: 0.5px;
}

.tech-pulse {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: techPulse 3s ease-in-out infinite;
}

@keyframes robotPulse {
    0% { transform: scale(1); color: #667eea; }
    100% { transform: scale(1.1); color: #764ba2; }
}

@keyframes techPulse {
    0%, 100% { 
        transform: translate(-50%, -50%) scale(0.8); 
        opacity: 0.3; 
    }
    50% { 
        transform: translate(-50%, -50%) scale(1.2); 
        opacity: 0.1; 
    }
}

.footer-bottom {
    border-top: 1px solid rgba(102, 126, 234, 0.2);
    padding-top: 25px;
    text-align: center;
    color: #a0aec0;
    font-size: 13px;
}

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

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

@keyframes glow {
    from {
        box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
    }
    to {
        box-shadow: 0 15px 40px rgba(102, 126, 234, 0.5), 0 0 20px rgba(102, 126, 234, 0.2);
    }
}

/* 未来服务卡片特殊样式 */
.service-card.future-services {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    animation: glow 3s ease-in-out infinite alternate;
}

.service-card.future-services::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.service-card.future-services:hover::before {
    left: 100%;
}

.service-card.future-services .service-icon {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.service-card.future-services .service-icon i {
    color: #ffd700;
}

.service-card.future-services h3 {
    color: white;
}

.service-card.future-services p {
    color: rgba(255, 255, 255, 0.9);
}

.service-card.future-services .service-features li {
    color: rgba(255, 255, 255, 0.85);
}

.service-card.future-services .service-features li::before {
    color: #ffd700;
}

.service-card.future-services:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.3);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-container {
        height: 65px;
    }
    
    .logo-main {
        font-size: 26px;
    }
    
    .logo-sub {
        font-size: 9px;
        letter-spacing: 2px;
    }
    
    .logo-text {
        padding: 6px 12px;
        min-width: 120px;
    }
    
    .hero-logo {
        height: 180px;
        max-width: 450px;
        padding: 15px;
    }
    
    .hero-logo-container {
        margin-bottom: 60px;
    }
    
    .hero-logo-container::before {
        width: 900px;
        height: 900px;
    }
    
    .hero-logo-container::after {
        width: 750px;
        height: 750px;
    }
    
    
    .hero-logo {
        height: 500px;
        max-width: 92vw;
    }
    
    .hero-logo::before {
        width: 550px;
        height: 550px;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 30px;
        text-align: center;
    }
    
    .footer-brand,
    .footer-info {
        min-width: auto;
    }
    
    .footer-logo-text {
        margin: 0 auto 20px;
    }
    
    .footer-logo-main {
        font-size: 20px;
    }
    
    .footer-logo-sub {
        font-size: 9px;
        letter-spacing: 1.5px;
    }
    
    .footer-section-group {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .footer-contact {
        align-items: center;
    }
    
    .footer-contact span {
        justify-content: center;
    }
    
    .footer-links {
        grid-template-columns: 1fr 1fr;
        justify-items: center;
        gap: 10px;
    }
    
    .footer-tech-badge {
        margin: 0 auto;
    }
    
    .logo-main {
        font-size: 18px;
    }
    
    .logo-sub {
        font-size: 8.5px;
    }
    
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 65px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 20px 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 15px 0;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .advantage-card {
        padding: 20px 15px;
    }
    
    .tech-showcase {
        padding: 20px;
    }
    
    .tech-tags {
        gap: 6px;
    }
    
    .tech-tag {
        font-size: 0.8rem;
        padding: 5px 10px;
    }
    
    .experience-badge {
        flex-direction: column;
        gap: 10px;
        padding: 15px;
    }
    
    .services-grid,
    .cases-grid {
        grid-template-columns: 1fr;
    }
    
    .tech-categories {
        grid-template-columns: 1fr;
    }
    
    .cert-grid {
        flex-direction: column;
        align-items: center;
    }
    
    .cert-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .tech-category-header i {
        font-size: 1.5rem;
    }
    
    .tech-description {
        font-size: 1rem;
    }
    
    .certifications-section {
        padding: 30px 20px;
    }
    
    .experience-item {
        padding: 25px 20px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    section {
        padding: 60px 0;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .nav-container {
        height: 60px;
    }
    
    .logo-main {
        font-size: 22px;
    }
    
    .logo-sub {
        font-size: 8px;
        letter-spacing: 1.5px;
    }
    
    .logo-text {
        padding: 5px 10px;
        min-width: 100px;
    }
    
    .hero-logo {
        height: 140px;
        max-width: 350px;
        padding: 12px;
    }
    
    .hero-logo-container {
        margin-bottom: 40px;
    }
    
    .hero-logo-container::before {
        width: 800px;
        height: 800px;
    }
    
    .hero-logo-container::after {
        width: 650px;
        height: 650px;
    }
    
    
    .hero-logo {
        height: 400px;
        max-width: 88vw;
    }
    
    .hero-logo::before {
        width: 450px;
        height: 450px;
    }
    
    .logo-main {
        font-size: 16px;
    }
    
    .logo-sub {
        font-size: 8px;
        letter-spacing: 0.5px;
    }
    
    .logo-text {
        padding: 6px 12px;
    }
    
    
    .footer-logo-main {
        font-size: 18px;
    }
    
    .footer-logo-sub {
        font-size: 8px;
        letter-spacing: 1px;
    }
    
    .footer-logo-text {
        padding: 10px 16px;
    }
    
    .footer-description {
        font-size: 13px;
    }
    
    .footer-contact span,
    .footer-links a {
        font-size: 12px;
    }
    
    .footer-links {
        gap: 15px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-description {
        font-size: 0.9rem;
    }
    
    .btn {
        padding: 12px 25px;
        font-size: 14px;
    }
    
    .contact-form,
    .business-hours {
        padding: 20px;
    }
    
    /* 移动端微信卡片调整 */
    .wechat-card {
        margin-top: 25px;
        padding: 20px;
    }
    
    .wechat-qr-img {
        max-width: 240px;
    }
    
    .wechat-scan-tip {
        font-size: 12px;
    }
}

/* 平滑滚动 */
html {
    scroll-behavior: smooth;
}

/* 加载动画 */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}