:root {
    --primary: #1a73e8;
    --secondary: #0d47a1;
    --accent: #00c9ff;
    --neon: #00f2fe;
    --light: #f8f9fa;
    --dark: #0a1929;
    --darker: #071121;
    --gray: #a3b1c6;
    --glass: rgba(18, 28, 48, 0.6);
    --glow: 0 0 15px rgba(0, 242, 254, 0.5);
    --strong-glow: 0 0 25px rgba(0, 242, 254, 0.7);
}

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

body {
    background: linear-gradient(135deg, var(--darker) 0%, var(--dark) 100%);
    color: var(--light);
    font-family: 'Exo 2', sans-serif;
    line-height: 1.7;
    overflow-x: hidden;
    scroll-behavior: smooth;
}

/* 强化网格背景 */
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 15% 50%, rgba(8, 26, 64, 0.6) 0%, transparent 40%),
        radial-gradient(circle at 85% 30%, rgba(26, 115, 232, 0.3) 0%, transparent 40%),
        linear-gradient(to bottom, transparent 0%, var(--darker) 90%);
    background-size: 500px 500px; /* 调整网格大小 */
    background-position: 0 0, 0 0;
    background-image: 
        linear-gradient(rgba(13, 71, 161, 0.15) 1px, transparent 1px), /* 调整网格线颜色和透明度 */
        linear-gradient(90deg, rgba(13, 71, 161, 0.15) 1px, transparent 1px);
    z-index: -2;
    opacity: 0.7; /* 增加透明度 */
    animation: backgroundGridPulse 15s infinite alternate; /* 添加动画 */
}

@keyframes backgroundGridPulse {
    0% { background-position: 0 0, 0 0; opacity: 0.7; }
    100% { background-position: 50px 50px, -50px -50px; opacity: 0.85; }
}
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 移动的粒子 */
.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.particle {
    position: absolute;
    border-radius: 50%;
    opacity: 0.6; /* 增加粒子透明度 */
    will-change: transform, opacity;
    box-shadow: 0 0 8px var(--neon); /* 粒子微弱发光 */
}

/* Header Styles */
header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    backdrop-filter: blur(12px); /* 增加模糊度 */
    background: rgba(18, 28, 48, 0.75); /* 更不透明的背景 */
    border-bottom: 1px solid rgba(0, 201, 255, 0.25); /* 更清晰的边框 */
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    display: flex;
    align-items: center;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: translateY(-3px) scale(1.02);
}

.logo-img {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 12px;
    margin-right: 15px;
    box-shadow: var(--strong-glow); /* 更强的发光 */
}

.logo-img i {
    font-size: 24px;
}

.logo h1 {
    font-family: 'Orbitron', sans-serif; /* 更改为科技感字体 */
    font-size: 1.9rem; /* 稍微放大 */
    font-weight: 700;
    background: linear-gradient(to right, #fff 60%, var(--neon));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 1px; /* 增加字间距 */
    text-shadow: var(--glow);
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin: 0 18px; /* 增加间距 */
}

nav ul li a {
    position: relative;
    text-decoration: none;
    color: var(--gray);
    font-weight: 600;
    font-size: 1.1rem; /* 稍微放大 */
    padding: 8px 0;
    transition: color 0.3s ease, text-shadow 0.3s ease;
}

nav ul li a:hover {
    color: var(--neon);
    text-shadow: 0 0 10px var(--neon);
}

nav ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px; /* 加粗下划线 */
    background: linear-gradient(90deg, transparent, var(--neon), transparent); /* 渐变下划线 */
    transition: width 0.4s ease, box-shadow 0.3s ease;
    border-radius: 2px;
}

nav ul li a:hover::after {
    width: 100%;
    box-shadow: var(--glow);
}

.cta-button {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    padding: 14px 35px; /* 增大按钮 */
    border-radius: 30px;
    text-decoration: none;
    font-weight: 700;
    letter-spacing: 0.8px; /* 增加字间距 */
    transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1.05rem;
    box-shadow: 0 4px 20px rgba(26, 115, 232, 0.4);
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.4s ease, height 0.4s ease;
    z-index: 0;
}

.cta-button:hover::before {
    width: 200%;
    height: 200%;
}

.cta-button:hover {
    transform: translateY(-5px) scale(1.05); /* 更明显的上浮 */
    box-shadow: 0 10px 30px rgba(26, 115, 232, 0.7), var(--strong-glow); /* 更强的阴影和发光 */
}

.cta-button span {
    position: relative;
    z-index: 1;
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px; /* 调整Padding */
    overflow: hidden;
    background: radial-gradient(circle at 50% 50%, rgba(0, 242, 254, 0.05) 0%, transparent 70%); /* 底部中心扩散光晕 */
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at center, rgba(0, 242, 254, 0.08) 0%, transparent 70%); /* 顶部微弱扩散光晕 */
    animation: pulse 8s infinite linear;
    z-index: -1;
}

.hero-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.hero-text {
    flex: 1;
    max-width: 650px; /* 稍微拓宽 */
}

.hero-text h2 {
    font-family: 'Orbitron', sans-serif; /* 科技感字体 */
    font-size: 3.5rem; /* 更大标题 */
    line-height: 1.2;
    margin-bottom: 28px;
    font-weight: 700;
    text-shadow: 0 0 15px rgba(0, 242, 254, 0.4);
}

.hero-text h2 .gradient-text {
    background: linear-gradient(135deg, var(--accent), var(--neon));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline; /* 调整为inline，避免换行 */
}

.hero-text p {
    font-size: 1.3rem; /* 增大段落文字 */
    color: var(--gray);
    margin-bottom: 45px;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 25px; /* 增大按钮间距 */
}

.hero-image {
    flex: 1;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 500px; /* 确保有足够高度容纳新视觉元素 */
    padding: 20px;
}

/* 替换魔方为AI核心视觉 */
.ai-core-visual {
    position: relative;
    width: 420px; /* 增大尺寸 */
    height: 420px;
    background: radial-gradient(circle at center, rgba(0, 242, 254, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    box-shadow: 0 0 50px rgba(0, 242, 254, 0.8), inset 0 0 30px rgba(0, 242, 254, 0.5);
    animation: aiCorePulse 3s infinite alternate ease-in-out;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid rgba(0, 242, 254, 0.5); /* 外边缘 */
}

.ai-core-visual::before,
.ai-core-visual::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    box-sizing: border-box;
    opacity: 0.7;
}

.ai-core-visual::before {
    border: 2px dashed rgba(0, 201, 255, 0.3); /* 虚线内部圈 */
    transform: scale(0.8);
    animation: rotateLine 15s infinite linear;
}

.ai-core-visual::after {
    border: 2px dotted rgba(26, 115, 232, 0.3); /* 点线内部圈 */
    transform: scale(0.6);
    animation: rotateLineReverse 18s infinite linear;
}

.ai-core-visual-content {
    text-align: center;
    z-index: 1;
    color: white;
    text-shadow: 0 0 10px var(--neon);
}

.ai-core-visual-content .fas {
    font-size: 5rem;
    color: var(--neon);
    animation: float 5s infinite ease-in-out;
}

.ai-core-visual-content h3 {
    font-size: 1.8rem;
    margin-top: 15px;
    font-family: 'Orbitron', sans-serif;
}

@keyframes aiCorePulse {
    0% { transform: scale(1); box-shadow: 0 0 50px rgba(0, 242, 254, 0.8), inset 0 0 30px rgba(0, 242, 254, 0.5); }
    100% { transform: scale(1.05); box-shadow: 0 0 70px rgba(0, 242, 254, 1), inset 0 0 40px rgba(0, 242, 254, 0.7); }
}

@keyframes rotateLine {
    from { transform: rotate(0deg) scale(0.8); }
    to { transform: rotate(360deg) scale(0.8); }
}

@keyframes rotateLineReverse {
    from { transform: rotate(0deg) scale(0.6); }
    to { transform: rotate(-360deg) scale(0.6); }
}


/* Services Section */
.services {
    padding: 120px 0; /* 增大Padding */
}

.section-title {
    text-align: center;
    margin-bottom: 80px; /* 增大间距 */
}

.section-title h2 {
    font-family: 'Orbitron', sans-serif; /* 科技感字体 */
    font-size: 3rem; /* 更大标题 */
    color: white;
    margin-bottom: 20px;
    font-weight: 700;
    text-shadow: 0 0 10px rgba(0, 201, 255, 0.3);
}

.section-title .gradient-text {
    background: linear-gradient(135deg, var(--accent), var(--neon));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-title p {
    font-size: 1.25rem; /* 增大段落文字 */
    color: var(--gray);
    max-width: 750px;
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr)); /* 调整最小宽度 */
    gap: 50px; /* 增大间距 */
}

.service-card {
    background: rgba(18, 28, 48, 0.7); /* 更不透明的背景 */
    border-radius: 20px;
    padding: 45px 35px; /* 增大Padding */
    transition: transform 0.4s ease, box-shadow 0.4s ease, border-color 0.4s ease;
    border: 1px solid rgba(0, 201, 255, 0.2);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    transform: translateY(30px); /* 更明显的入场动画 */
    opacity: 0;
    transition: all 0.8s ease;
}

.service-card.animate {
    transform: translateY(0);
    opacity: 1;
}

.service-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, rgba(26,115,232,0.1) 0%, transparent 70%); /* 放射状背景光晕 */
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.service-card:hover {
    transform: translateY(-15px); /* 更明显的上浮 */
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.4), 0 0 40px rgba(0, 201, 255, 0.3); /* 更强的阴影和发光 */
    border-color: var(--neon);
}

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

.service-icon {
    font-size: 4rem; /* 增大图标 */
    margin-bottom: 30px;
    color: var(--neon);
    transition: transform 0.4s ease, text-shadow 0.4s ease;
}

.service-card:hover .service-icon {
    transform: scale(1.15); /* 更明显的放大 */
    text-shadow: var(--strong-glow);
}

.service-card h3 {
    font-size: 2rem; /* 增大标题 */
    margin-bottom: 25px;
    color: white;
    font-family: 'Orbitron', sans-serif;
}

.service-card p {
    color: var(--gray);
    margin-bottom: 30px;
    font-size: 1.05rem;
}

.service-card .cta-button {
    background: rgba(255, 255, 255, 0.1);
    box-shadow: none;
    border: 1px solid rgba(0, 201, 255, 0.3);
    padding: 10px 25px;
    font-size: 1rem;
}

.service-card .cta-button:hover {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    box-shadow: 0 5px 15px rgba(26, 115, 232, 0.4);
    transform: translateY(-3px); /* 保持一致的悬停效果 */
}

/* AI Advantage Section */
.ai-advantage {
    padding: 120px 0;
    position: relative;
    overflow: hidden;
}

.ai-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px; /* 增大间距 */
    align-items: center;
}

.ai-text {
    position: relative;
}

.ai-text h2 {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.4rem;
    margin-bottom: 28px;
    line-height: 1.3;
    text-shadow: 0 0 10px rgba(0, 201, 255, 0.3);
}

.ai-text p {
    font-size: 1.25rem;
    color: var(--gray);
    margin-bottom: 40px;
}

.ai-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px; /* 增大间距 */
}

.stat-item {
    background: rgba(18, 28, 48, 0.7);
    border-radius: 15px;
    padding: 30px; /* 增大Padding */
    border: 1px solid rgba(0, 201, 255, 0.15);
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
}

.stat-item:hover {
    transform: translateY(-8px); /* 更明显的上浮 */
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3), 0 0 20px rgba(0, 201, 255, 0.2);
}

.stat-item h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.8rem; /* 增大数字 */
    margin-bottom: 12px;
    background: linear-gradient(135deg, var(--accent), var(--neon));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 10px var(--neon);
}

.stat-item p {
    margin: 0;
    color: var(--gray);
    font-size: 1.1rem;
}

.ai-visual {
    position: relative;
    height: 450px; /* 调整高度 */
    perspective: 1000px;
}

.data-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 30px; /* 增大间距 */
    height: 100%;
}

.data-card {
    background: rgba(18, 28, 48, 0.7);
    border-radius: 20px;
    border: 1px solid rgba(0, 201, 255, 0.15);
    padding: 30px; /* 增大Padding */
    display: flex;
    flex-direction: column;
    justify-content: center;
    backdrop-filter: blur(10px);
    transition: transform 0.4s ease, box-shadow 0.4s ease, border-color 0.4s ease;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.data-card:hover {
    transform: translateZ(25px); /* 更明显的3D效果 */
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.4), 0 0 25px rgba(0, 201, 255, 0.25);
    border-color: var(--neon);
}

.data-card h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.6rem; /* 增大标题 */
    color: var(--neon);
    margin-bottom: 18px;
    text-shadow: 0 0 8px rgba(0, 242, 254, 0.3);
}

.chart-container {
    height: 160px; /* 增大图表高度 */
    margin-top: 20px;
}

/* Clients Section */
.clients {
    padding: 120px 0;
}

.testimonials {
    display: flex; /* 使用 Flexbox 进行水平布局 */
    flex-wrap: wrap; /* 允许项目在空间不足时换行 */
    justify-content: center; /* 在主轴上居中对齐项目 */
    gap: 30px; /* 项目之间的间距 */
    margin-top: 50px; /* 根据需要调整顶部外边距 */
}
.testimonial-card {
    flex: 1 1 300px; /* 允许卡片伸缩，并设置基础宽度为300px */
    max-width: 380px; /* 设置卡片的最大宽度 */
    background: rgba(18, 28, 48, 0.7);
    border-radius: 20px;
    padding: 35px;
    text-align: center;
    border: 1px solid rgba(0, 201, 255, 0.2);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    backdrop-filter: blur(8px);
}

.testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3), 0 0 30px rgba(0, 201, 255, 0.2);
}

.testimonial-text {
    font-size: 1.3rem; /* 增大文字 */
    font-style: italic;
    margin-bottom: 35px;
    position: relative;
    padding-left: 40px; /* 增大Padding */
    color: var(--light);
    line-height: 1.8;
}

.testimonial-text::before {
    content: '\"';
    position: absolute;
    top: -40px; /* 调整位置 */
    left: 0px; /* 调整位置 */
    font-size: 6rem; /* 增大引用符 */
    color: var(--neon);
    opacity: 0.2;
    font-family: serif;
}

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

.author-avatar {
    width: 80px; /* 增大头像 */
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem; /* 增大文字 */
    font-weight: 700;
    margin-right: 25px;
    box-shadow: 0 5px 25px rgba(26, 115, 232, 0.5);
    border: 2px solid var(--neon); /* 添加边框 */
}

.author-info h4 {
    font-size: 1.4rem; /* 增大文字 */
    margin-bottom: 10px;
    color: white;
}

.author-info p {
    color: var(--gray);
    font-size: 1.1rem; /* 增大文字 */
}

.client-logos {
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
    margin-top: 80px; /* 增大间距 */
    gap: 60px; /* 增大间距 */
}

.client-logo {
    font-family: 'Orbitron', sans-serif; /* 科技感字体 */
    font-weight: 700;
    font-size: 1.8rem; /* 增大文字 */
    color: var(--light);
    opacity: 0.6; /* 稍微降低透明度 */
    transition: all 0.4s ease;
    position: relative;
    padding: 12px 25px;
}

.client-logo:hover {
    opacity: 1;
    color: var(--neon);
    transform: scale(1.15) translateY(-5px); /* 更明显的放大和上浮 */
    text-shadow: var(--glow);
}

.client-logo::after {
    content: '';
    position: absolute;
    top: -5px; /* 调整位置 */
    left: -5px; /* 调整位置 */
    width: calc(100% + 10px);
    height: calc(100% + 10px);
    border: 2px solid rgba(0, 201, 255, 0.3); /* 加粗边框 */
    border-radius: 30px;
    opacity: 0;
    transition: opacity 0.4s ease, transform 0.4s ease;
    z-index: -1;
}

.client-logo:hover::after {
    opacity: 1;
    transform: scale(1.05);
}

/* Contact Section */
.contact {
    padding: 120px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px; /* 增大间距 */
}

.contact-form {
    background: rgba(18, 28, 48, 0.7);
    padding: 60px; /* 增大Padding */
    border-radius: 20px;
    border: 1px solid rgba(0, 201, 255, 0.15);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(10px);
}

.contact-form h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.2rem; /* 增大标题 */
    margin-bottom: 35px;
    color: white;
    text-shadow: 0 0 10px rgba(0, 201, 255, 0.3);
}

.form-group {
    margin-bottom: 30px; /* 增大间距 */
}

.form-group label {
    display: block;
    margin-bottom: 12px;
    font-weight: 600;
    color: var(--gray);
    font-size: 1.05rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 18px 25px; /* 增大Padding */
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    font-size: 1.1rem;
    color: white;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0, 201, 255, 0.4); /* 更强的焦点效果 */
}

.form-group textarea {
    height: 180px; /* 增大高度 */
    resize: vertical;
}

.contact-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contact-info h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.8rem; /* 增大标题 */
    margin-bottom: 35px;
    line-height: 1.3;
    text-shadow: 0 0 10px rgba(0, 201, 255, 0.3);
}

.contact-info p {
    font-size: 1.25rem;
    color: var(--gray);
    margin-bottom: 45px;
}

.contact-details {
    margin-top: 25px;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 35px; /* 增大间距 */
    position: relative;
    padding-left: 25px;
}

.contact-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px; /* 加粗线条 */
    background: linear-gradient(to bottom, var(--accent), var(--neon)); /* 渐变线条 */
    border-radius: 10px;
    opacity: 0.8;
    box-shadow: 0 0 10px var(--neon);
}

.contact-icon {
    width: 65px; /* 增大图标背景 */
    height: 65px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    margin-right: 25px;
    box-shadow: 0 8px 25px rgba(26, 115, 232, 0.5);
    border: 2px solid var(--neon); /* 添加边框 */
}

.contact-text h4 {
    font-size: 1.4rem; /* 增大文字 */
    margin-bottom: 10px;
    color: white;
}

.contact-text p {
    color: var(--gray);
    font-size: 1.15rem;
    margin: 0;
}

/* Existing CSS for .ai-net-bg and .ai-net-bg p */
.ai-net-bg {
    position: relative;
    height: auto; /* Allow height to adjust based on content */
    min-height: 160px; /* Maintain a minimum height */
    margin-top: 50px;
    background: linear-gradient(90deg, transparent 0%, rgba(0, 201, 255, 0.12) 50%, transparent 100%);
    border-radius: 10px;
    overflow: hidden;
    display: flex; /* Use flexbox for centering */
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(0, 201, 255, 0.2);
    box-shadow: 0 0 20px rgba(0, 242, 254, 0.2);
    padding: 20px; /* Add padding for better spacing */
    box-sizing: border-box; /* Include padding in the element's total width and height */
}

.ai-net-bg p {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.3rem; /* Base font size */
    color: var(--neon);
    text-shadow: 0 0 15px rgba(0, 242, 254, 0.6);
    letter-spacing: 1px;
    text-align: center; /* Center the text */
    line-height: 1.5; /* Improve line spacing */
    margin: 0; /* Remove default paragraph margin */
    padding: 0 10px; /* Add horizontal padding to prevent text from touching edges */
}

/* Ensure @media queries adjust font-size and padding for .ai-net-bg p */
@media (max-width: 768px) {
    .ai-net-bg {
        min-height: 120px; /* Adjust min-height for tablets */
        margin-top: 40px;
        padding: 15px;
    }
    .ai-net-bg p {
        font-size: 1.1rem; /* Adjust font size for smaller screens */
        line-height: 1.5; /* Improve readability when wrapping */
    }
}

@media (max-width: 600px) {
    .ai-net-bg {
        min-height: 100px; /* Adjust min-height for mobile */
        margin-top: 30px;
        padding: 10px;
    }
    .ai-net-bg p {
        font-size: 1rem; /* Smaller font size for mobile */
    }
}

@media (max-width: 480px) {
    .ai-net-bg p {
        font-size: 0.9rem; /* Even smaller font for very small screens */
    }
}

/* Footer */
footer {
    padding: 100px 0 50px; /* 增大Padding */
    position: relative;
    border-top: 1px solid rgba(0, 201, 255, 0.15);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px; /* 增大间距 */
    margin-bottom: 70px;
}

.footer-about {
    position: relative;
}

.footer-about h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 2rem; /* 增大标题 */
    margin-bottom: 28px;
    color: white;
    text-shadow: 0 0 10px rgba(0, 201, 255, 0.3);
}

.footer-about p {
    color: var(--gray);
    margin-bottom: 30px;
    line-height: 1.8;
    font-size: 1.05rem;
}

.social-links {
    display: flex;
    gap: 20px; /* 增大间距 */
    margin-top: 25px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 55px; /* 增大图标背景 */
    height: 55px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    color: var(--gray);
    font-size: 1.5rem;
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 201, 255, 0.2);
}

.social-links a:hover {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 8px 20px rgba(26, 115, 232, 0.5), var(--glow);
}

.footer-links h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.7rem; /* 增大标题 */
    margin-bottom: 28px;
    color: white;
    text-shadow: 0 0 8px rgba(0, 201, 255, 0.2);
}

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

.footer-links ul li {
    margin-bottom: 18px; /* 增大间距 */
}

.footer-links ul li a {
    color: var(--gray);
    text-decoration: none;
    transition: color 0.3s ease;
    position: relative;
    display: inline-block;
    padding: 5px 0;
    font-size: 1.05rem;
}

.footer-links ul li a:hover {
    color: var(--neon);
    text-shadow: 0 0 8px var(--neon);
}

.footer-links ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px; /* 加粗下划线 */
    background: var(--accent);
    transition: width 0.3s ease;
}

.footer-links ul li a:hover::after {
    width: 100%;
}

.copyright {
    text-align: center;
    padding-top: 40px; /* 增大Padding */
    border-top: 1px solid rgba(255, 255, 255, 0.07);
    color: var(--gray);
    font-size: 1.1rem;
}

.copyright a {
    color: var(--neon);
    text-decoration: none;
    transition: color 0.3s ease;
}

.copyright a:hover {
    text-shadow: var(--glow);
}

/* Mobile Menu Button */
.mobile-menu-button {
    display: none;
    background: none;
    border: none;
    color: var(--gray);
    font-size: 2rem; /* 增大按钮 */
    cursor: pointer;
    transition: color 0.3s ease, transform 0.3s ease;
}

.mobile-menu-button:hover {
    color: var(--neon);
    transform: scale(1.1);
}

/* Animations */
@keyframes pulse {
    0% { transform: scale(1); opacity: 0.8; }
    50% { transform: scale(1.1); opacity: 0.5; }
    100% { transform: scale(1); opacity: 0.8; }
}

@keyframes float {
    0% { transform: translateY(0); }
    50% { transform: translateY(-15px); } /* 调整浮动距离 */
    100% { transform: translateY(0); }
}

@keyframes particleFloat {
    0% { transform: translateY(0) translateX(0); opacity: 0.6; }
    33% { transform: translateY(-30px) translateX(15px); opacity: 0.4; } /* 调整浮动距离 */
    66% { transform: translateY(-15px) translateX(-10px); opacity: 0.5; }
    100% { transform: translateY(0) translateX(0); opacity: 0.6; }
}

/* Success Message */
.success-message {
    display: none;
    background: rgba(0, 201, 255, 0.18); /* 更显眼的背景 */
    border: 1px solid var(--accent);
    border-radius: 10px;
    padding: 18px; /* 增大Padding */
    margin-top: 25px;
    text-align: center;
    font-size: 1.1rem;
    color: var(--neon);
    box-shadow: 0 0 15px rgba(0, 242, 254, 0.4);
}

/* Form Error Styling */
.form-group.has-error input, 
.form-group.has-error textarea {
    border-color: #ff4d4d !important;
    box-shadow: 0 0 0 3px rgba(255, 77, 77, 0.4) !important;
}

.form-group.has-error label {
    color: #ff4d4d !important;
}

/* Responsive Design */
@media (max-width: 1100px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    .hero-text h2 {
        font-size: 3rem;
    }
    .section-title h2 {
        font-size: 2.8rem;
    }
    .contact-info h3 {
        font-size: 2.5rem;
    }
}

@media (max-width: 900px) {
    .ai-content,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .hero-content {
        flex-direction: column;
        text-align: center;
        padding-top: 20px;
    }
    
    .hero-text {
        margin-bottom: 60px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-image {
        height: 400px; /* 调整高度 */
        margin-top: 50px;
    }

    .ai-core-visual {
        width: 350px; /* 缩小尺寸 */
        height: 350px;
    }
    
    .ai-core-visual::before {
        transform: scale(0.8);
    }
    .ai-core-visual::after {
        transform: scale(0.6);
    }

    .ai-core-visual-content .fas {
        font-size: 4.5rem;
    }

    .ai-core-visual-content h3 {
        font-size: 1.6rem;
    }

}

@media (max-width: 768px) {
    .mobile-menu-button {
        display: block;
    }
    
    /* Hide the main CTA button when mobile menu is active */
    .cta-button:not(.mobile-hidden) {
        display: block;
    }

    nav ul {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(18, 28, 48); /* 更不透明的背景 */
        backdrop-filter: blur(12px);
        flex-direction: column;
        padding: 20px 0;
        border-top: 1px solid rgba(0, 201, 255, 0.2);
        z-index: 1000;
    }
    
    nav ul.active {
        display: flex;
    }

    /* Hide free consultation button when mobile menu is active */
    nav ul.active + .cta-button {
        display: none;
    }
    
    nav ul li {
        margin: 12px 0;
        text-align: center;
    }
    
    nav ul li a {
        font-size: 1.2rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .client-logos {
        gap: 40px;
    }
    
    .hero-text h2 {
        font-size: 2.8rem;
    }
    
    .section-title h2 {
        font-size: 2.6rem;
    }

    .hero {
        height: auto;
        min-height: 100vh;
        padding-top: 120px;
        padding-bottom: 60px;
    }

    .hero-text h2 {
        font-size: 2.5rem;
        margin-bottom: 25px;
    }

    .hero-text p {
        font-size: 1.2rem;
        margin-bottom: 35px;
    }

    .section-title h2 {
        font-size: 2.2rem;
        margin-bottom: 15px;
    }

    .section-title p {
        font-size: 1.1rem;
    }

    .services, .ai-advantage, .clients, .contact, footer {
        padding: 50px 0; /* 调整Section Padding */
    }

    .testimonial-card {
        padding: 40px;
    }

    .testimonial-text {
        font-size: 1.2rem;
        padding-left: 30px;
    }
    .testimonial-text::before {
        font-size: 5rem;
        top: -30px;
    }

    .author-avatar {
        width: 70px;
        height: 70px;
        font-size: 1.8rem;
    }
    .author-info h4 {
        font-size: 1.2rem;
    }
    .author-info p {
        font-size: 1rem;
    }

    .contact-form {
        padding: 40px;
    }

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

    .contact-info h3 {
        font-size: 2.2rem;
        margin-bottom: 25px;
    }

    .contact-info p {
        font-size: 1.15rem;
        margin-bottom: 35px;
    }

    .ai-net-bg {
        height: 140px;
        margin-top: 40px;
    }

    .ai-net-bg p {
        font-size: 1.1rem;
    }

    .footer-links h3, .footer-about h3 {
        font-size: 1.8rem;
    }
    .footer-about p, .footer-links ul li a {
        font-size: 1rem;
    }
    .copyright p {
        font-size: 1rem;
    }
}

@media (max-width: 600px) {
    .ai-stats {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 20px;
    }
    
    .hero-buttons .cta-button {
        width: 100%;
        text-align: center;
    }

    .contact-form {
        padding: 30px;
    }

    .contact-form h3 {
        font-size: 1.8rem;
        margin-bottom: 25px;
    }

    .data-cards {
        grid-template-columns: 1fr;
    }

    .data-card {
        padding: 25px;
    }

    .data-card h3 {
        font-size: 1.4rem;
    }

    .chart-container {
        height: 140px;
    }

    .client-logo {
        font-size: 1.4rem;
        padding: 10px 20px;
    }

    .logo h1 {
        font-size: 1.6rem;
    }

    .header-container {
        padding: 15px 0;
    }

    .logo-img {
        width: 45px;
        height: 45px;
        margin-right: 10px;
    }

    .hero-text h2 {
        font-size: 2.2rem;
    }
    .hero-text p {
        font-size: 1.1rem;
    }
    .section-title h2 {
        font-size: 2rem;
    }
    .section-title p {
        font-size: 1rem;
    }
    .service-card h3 {
        font-size: 1.7rem;
    }
    .service-card p {
        font-size: 1rem;
    }
    .contact-info h3 {
        font-size: 2rem;
    }
    .contact-info p {
        font-size: 1.1rem;
    }
    .ai-net-bg p {
        font-size: 1rem;
    }
    .contact-item {
        margin-bottom: 25px;
    }
    .contact-icon {
        width: 55px;
        height: 55px;
        font-size: 1.4rem;
    }
    .contact-text h4 {
        font-size: 1.2rem;
    }
    .contact-text p {
        font-size: 1.0rem;
    }
}

@media (max-width: 480px) {
    .hero-text h2 {
        font-size: 1.9rem;
    }
    .hero-text p {
        font-size: 0.95rem;
    }
    .section-title h2 {
        font-size: 1.8rem;
    }
    .section-title p {
        font-size: 0.9rem;
    }
    .service-card h3 {
        font-size: 1.5rem;
    }
    .service-card p {
        font-size: 0.9rem;
    }
    .contact-info h3 {
        font-size: 1.8rem;
    }
    .contact-info p {
        font-size: 0.95rem;
    }
    .ai-net-bg p {
        font-size: 0.9rem;
    }
    .ai-core-visual {
        width: 280px;
        height: 280px;
    }
    .ai-core-visual-content .fas {
        font-size: 4rem;
    }
    .ai-core-visual-content h3 {
        font-size: 1.4rem;
    }
}
/* ===== 英雄区域增强样式 ===== */

/* 添加扫描光效 */
.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(90deg, 
                transparent, 
                rgba(0, 242, 254, 0.2), 
                transparent);
    transform: skewX(-25deg);
    animation: scan 8s 1 forwards;
    z-index: -1;
}

/* 添加更多光环 */
.ai-core-ring {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    box-sizing: border-box;
    opacity: 0.7;
    z-index: 0;
}

.ai-core-ring-1 {
    border: 2px dashed rgba(0, 201, 255, 0.3);
    transform: scale(1.2);
    animation: rotateLine 18s infinite linear reverse;
}

.ai-core-ring-2 {
    border: 2px dotted rgba(0, 242, 254, 0.4);
    transform: scale(1.4);
    animation: rotateLine 25s infinite linear;
}

.ai-core-ring-3 {
    border: 1px solid rgba(255, 0, 255, 0.2);
    transform: scale(0.8);
    animation: rotateLine 15s infinite linear reverse;
}

/* 浮动数据点 */
.floating-data-point {
    position: absolute;
    color: var(--neon);
    font-size: 1.2rem;
    font-weight: 700;
    text-shadow: 0 0 10px currentColor;
    animation: floatDataPoint 8s ease-in-out infinite;
    opacity: 0.8;
    z-index: 0;
}

/* 文字动画 */
.animated-text {
    display: inline-block;
    opacity: 0;
    animation: textAppear 1s forwards;
}

.gradient-text::after {
    content: '|';
    animation: blink 1s infinite;
    margin-left: 2px;
}

/* 增强核心脉冲效果 */
@keyframes aiCorePulse {
    0% { 
        transform: scale(1); 
        box-shadow: 0 0 50px rgba(0, 242, 254, 0.8), 
                   inset 0 0 30px rgba(0, 242, 254, 0.5),
                   0 0 0 0 rgba(0, 242, 254, 0.5);
    }
    50% { 
        transform: scale(1.08); 
        box-shadow: 0 0 80px rgba(0, 242, 254, 1), 
                   inset 0 0 50px rgba(0, 242, 254, 0.7),
                   0 0 0 20px rgba(0, 242, 254, 0);
    }
    100% { 
        transform: scale(1); 
        box-shadow: 0 0 50px rgba(0, 242, 254, 0.8), 
                   inset 0 0 30px rgba(0, 242, 254, 0.5),
                   0 0 0 0 rgba(0, 242, 254, 0);
    }
}

/* 添加新动画 */
@keyframes scan {
    0% { left: -100%; }
    100% { left: 200%; }
}

@keyframes floatDataPoint {
    0%, 100% { 
        transform: translate(0, 0) scale(1); 
        opacity: 0.7;
    }
    25% { 
        transform: translate(20px, -15px) scale(1.2); 
        opacity: 1;
    }
    50% { 
        transform: translate(-10px, 10px) scale(0.9); 
    }
    75% { 
        transform: translate(15px, 5px) scale(1.1); 
    }
}

@keyframes textAppear {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

/* 为不同文字设置延迟 */
.hero-text h2 .animated-text:nth-child(1) { animation-delay: 0.3s; }
.hero-text h2 .animated-text:nth-child(2) { animation-delay: 0.6s; }
.hero-text h2 .animated-text:nth-child(3) { animation-delay: 0.9s; }
.hero-text p.animated-text { animation-delay: 1.2s; }

/* 性能优化 */
.particle, .ai-core-visual, .floating-data-point, .animated-text {
    will-change: transform, opacity;
}

/* 简化动画模式 */
@media (prefers-reduced-motion: reduce) {
    * {
        animation: none !important;
        transition: none !important;
    }
    
    .animated-text {
        opacity: 1 !important;
        transform: none !important;
    }
    
    .gradient-text::after {
        display: none;
    }
}
/* ========================================= */
/* 新闻区块样式 (带缩略图的酷炫版) */
/* ========================================= */
.latest-news {
    padding: 60px 0;
    background: var(--background-gradient);
    position: relative;
    overflow: hidden;
    color: var(--text-primary);
}

.latest-news .section-title {
    margin-bottom: 50px;
    text-align: center;
}

.latest-news .news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); /* 确保三列布局 */
    gap: 30px;
    max-width: 1200px; /* 调整最大宽度以适应三列 */
    margin: 0 auto;
}

.latest-news .news-card {
    background: rgba(30, 39, 46, 0.7);
    border-radius: 15px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
    transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1), box-shadow 0.3s cubic-bezier(0.25, 0.8, 0.25, 1), background 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    flex-direction: column;
    overflow: hidden; /* 确保图片圆角和内容不溢出 */
    position: relative;
    backdrop-filter: blur(4px);
}

.latest-news .news-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.latest-news .news-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
    background: rgba(30, 39, 46, 0.85);
    border-color: rgba(255, 255, 255, 0.15);
}

.latest-news .news-card:hover::before {
    opacity: 1;
}

.latest-news .news-thumbnail {
    width: 100%;
    height: 200px; /* 设置缩略图的固定高度 */
    overflow: hidden;
    border-top-left-radius: 15px; /* 匹配卡片圆角 */
    border-top-right-radius: 15px;
    margin-bottom: 20px; /* 缩略图下边距 */
    position: relative;
}

.latest-news .news-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* 确保图片覆盖整个区域，并裁剪多余部分 */
    display: block;
    transition: transform 0.3s ease;
}

.latest-news .news-card:hover .news-thumbnail img {
    transform: scale(1.05); /* 悬停时图片轻微放大 */
}

.latest-news .news-content {
    padding: 0 30px 30px; /* 内容区域内边距 */
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.latest-news .news-meta {
    margin-bottom: 15px;
    font-size: 0.9em;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
}

.latest-news .news-date {
    background: rgba(255, 255, 255, 0.07);
    padding: 5px 10px;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    font-weight: 500;
}

.latest-news .news-date i {
    margin-right: 6px;
    color: var(--gradient-end);
    font-size: 1em;
}

.latest-news .news-card h3 {
    font-size: 1.6em;
    margin-bottom: 15px;
    line-height: 1.3;
    font-weight: 700;
}

.latest-news .news-card h3 a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.latest-news .news-card h3 a:hover {
    color: var(--gradient-end);
}

.latest-news .news-card p {
    font-size: 0.95em;
    color: var(--text-secondary);
    line-height: 1.6;
    flex-grow: 1;
    margin-bottom: 20px;
    text-align: justify;
}

.latest-news .read-more-button {
    display: inline-flex;
    align-items: center;
    color: var(--gradient-end);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95em;
    transition: color 0.3s ease, transform 0.3s ease;
    padding: 6px 0;
    margin-top: auto; /* 确保按钮在底部对齐 */
}

.latest-news .read-more-button:hover {
    color: var(--gradient-start);
    transform: translateX(4px);
}

.latest-news .read-more-button i {
    margin-left: 8px;
    font-size: 0.8em;
}

.latest-news .text-center {
    text-align: center;
}

.latest-news .mt-5 {
    margin-top: 50px;
}

.latest-news .cta-button {
    padding: 12px 30px;
    font-size: 1em;
    font-weight: 600;
    border-radius: 40px;
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.15);
}

/* 响应式调整 */
@media (max-width: 992px) {
    .latest-news .news-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 25px;
    }

    .latest-news .news-content {
        padding: 0 25px 25px;
    }

    .latest-news .news-card h3 {
        font-size: 1.5em;
    }

    .latest-news .news-card p {
        font-size: 0.9em;
    }
    .latest-news .news-thumbnail {
        height: 180px;
    }
}

@media (max-width: 768px) {
    .latest-news {
        padding: 60px 0;
    }
    .latest-news .news-grid {
        grid-template-columns: 1fr; /* 手机上单列显示 */
        max-width: 85%;
    }
    .latest-news .section-title {
        margin-bottom: 30px;
    }
    .latest-news .mt-5 {
        margin-top: 40px;
    }
    .latest-news .news-thumbnail {
        height: 220px; /* 单列时图片可以稍微高一些 */
    }
    .testimonial-card {
        flex: 1 1 100%; /* 在小屏幕上占据全部宽度 */
        max-width: none; /* 移除最大宽度限制 */
    }
}

@media (max-width: 480px) {
    .latest-news .news-card {
        border-radius: 12px;
    }
    .latest-news .news-content {
        padding: 0 20px 20px;
    }
    .latest-news .news-card h3 {
        font-size: 1.3em;
    }
    .latest-news .news-date {
        font-size: 0.8em;
        padding: 4px 8px;
    }
    .latest-news .cta-button {
        padding: 10px 25px;
        font-size: 0.9em;
    }
    .latest-news .news-thumbnail {
        height: 180px;
    }
}
/* ========================================= */
/* 归档页面 (新闻列表页) 通用样式 */
/* ========================================= */
.page-archive-section {
    padding-top: 120px;
    padding-bottom: 80px;
    background: var(--background-gradient); /* 保持背景一致 */
    color: var(--text-primary);
}

.page-archive-section .section-title {
    margin-bottom: 50px;
    text-align: center;
}

/* ========================================= */
/* 单篇文章页面 (内容页) 通用样式 */
/* ========================================= */
.page-single-section {
    padding-top: 150px;
    padding-bottom: 80px;
    background: var(--background-gradient); /* 保持背景一致 */
    color: var(--text-primary);
}

.page-single-section .section-title {
    margin-bottom: 40px;
    text-align: center;
}

.page-single-section .entry-title {
    font-size: 2.8em; /* 增大标题 */
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
    margin-bottom: 15px;
}

.page-single-section .entry-meta {
    color: var(--gray);
    font-size: 0.95rem;
    margin-top: 10px;
    display: block; /* 确保在单独一行 */
}

.page-single-section .entry-content {
    color: var(--light);
    font-size: 1.1rem;
    line-height: 1.8;
    max-width: 900px; /* 调整文章内容最大宽度 */
    margin: 0 auto;
    background: rgba(18, 28, 48, 0.7);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid rgba(0, 201, 255, 0.15);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(10px);
}

.page-single-section .post-thumbnail {
    margin-bottom: 30px;
    text-align: center;
    border-radius: 10px;
    overflow: hidden; /* 确保图片圆角 */
    box-shadow: 0 0 20px rgba(0, 242, 254, 0.3); /* 蓝色光晕效果 */
}

.page-single-section .post-thumbnail img {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: 10px; /* 匹配容器圆角 */
}

.page-single-section .entry-content h1,
.page-single-section .entry-content h2,
.page-single-section .entry-content h3,
.page-single-section .entry-content h4,
.page-single-section .entry-content h5,
.page-single-section .entry-content h6 {
    color: var(--accent); /* 文章内部标题颜色 */
    margin-top: 1.5em;
    margin-bottom: 0.8em;
    line-height: 1.4;
    font-weight: 600;
}

.page-single-section .entry-content a {
    color: var(--gradient-end); /* 文章内部链接颜色 */
    text-decoration: none;
    transition: color 0.2s ease;
}

.page-single-section .entry-content a:hover {
    color: var(--gradient-start);
    text-decoration: underline;
}

.page-single-section .entry-content ul,
.page-single-section .entry-content ol {
    margin-left: 20px;
    margin-bottom: 1.5em;
}

.page-single-section .entry-content li {
    margin-bottom: 0.5em;
}

.page-single-section .entry-content blockquote {
    border-left: 5px solid var(--gradient-end);
    padding-left: 20px;
    margin: 1.5em 0;
    font-style: italic;
    color: var(--gray);
}

.page-single-section .entry-footer {
    text-align: center;
    margin-top: 50px;
}

.page-single-section .post-navigation {
    display: flex;
    justify-content: space-between;
    margin-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
}

.page-single-section .nav-previous,
.page-single-section .nav-next {
    flex: 1;
    text-align: center;
}

.page-single-section .nav-previous a,
.page-single-section .nav-next a {
    display: inline-flex;
    align-items: center;
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.page-single-section .nav-previous a:hover,
.page-single-section .nav-next a:hover {
    color: var(--gradient-end);
}

.page-single-section .nav-previous i {
    margin-right: 8px;
}

.page-single-section .nav-next i {
    margin-left: 8px;
}

/* ========================================= */
/* 分页导航样式 */
/* ========================================= */
.pagination-links {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 60px; /* 与内容区域的间距 */
    padding: 20px 0;
    /* border-top: 1px solid rgba(255, 255, 255, 0.08); */
}

.pagination-links .page-numbers {
    background: rgba(30, 39, 46, 0.7);
    color: var(--text-primary);
    text-decoration: none;
    padding: 10px 15px;
    margin: 0 5px;
    border-radius: 8px;
    transition: background 0.3s ease, color 0.3s ease, transform 0.2s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(5px);
    font-weight: 500;
}

.pagination-links .page-numbers.current {
    background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
    color: var(--light);
    border-color: var(--gradient-end);
    font-weight: 700;
    box-shadow: 0 5px 15px rgba(0, 201, 255, 0.25);
    transform: translateY(-2px);
}

.pagination-links .page-numbers:hover:not(.current) {
    background: rgba(45, 58, 67, 0.9);
    color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
}

.pagination-links .prev,
.pagination-links .next {
    display: inline-flex;
    align-items: center;
}

.pagination-links .prev i,
.pagination-links .next i {
    font-size: 0.9em;
}

.pagination-links .prev {
    margin-right: 15px;
}

.pagination-links .next {
    margin-left: 15px;
}

.pagination-links .screen-reader-text {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}

/* ========================================= */
/* 响应式调整 (为列表页和内容页) */
/* ========================================= */
@media (max-width: 992px) {
    .page-archive-section {
        padding-top: 100px;
        padding-bottom: 60px;
    }
    .page-single-section .entry-title {
        font-size: 2.2em;
    }
    .page-single-section .entry-content {
        padding: 30px;
        max-width: 100%; /* 适应小屏幕 */
    }
    .page-single-section .entry-content p {
        font-size: 1em;
    }
}

@media (max-width: 768px) {
    .page-archive-section {
        padding-top: 60px;
        padding-bottom: 50px;
    }
    .page-archive-section .news-grid {
        grid-template-columns: 1fr; /* 列表页在小屏幕上显示为单列 */
    }
    .page-single-section .entry-title {
        font-size: 1.8em;
    }
    .page-single-section .entry-meta {
        font-size: 0.85rem;
    }
    .page-single-section .entry-content {
        padding: 25px;
    }
    .page-single-section .post-navigation {
        flex-direction: column; /* 导航按钮垂直堆叠 */
    }
    .page-single-section .nav-previous,
    .page-single-section .nav-next {
        margin-bottom: 15px;
    }
}

@media (max-width: 480px) {
    .page-archive-section, .page-single-section {
        padding-top: 60px;
        padding-bottom: 40px;
    }
    .page-single-section .entry-title {
        font-size: 1.5em;
    }
    .page-single-section .entry-content {
        padding: 20px;
        border-radius: 15px;
    }
    .page-single-section .post-thumbnail {
        border-radius: 8px;
    }
}
/* ===== 修复单篇文章标题位置 ===== */
.header-spacer {
    display: block;
    width: 100%;
    height: 10px
}

.page-single-section .entry-header,
.page-content-container .entry-header {
    position: relative;
    z-index: 10;
    padding-top: 0px;
    margin-bottom: 25px;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .header-spacer {
        height: 20px !important;
    }
    
    .page-single-section .entry-header,
    .page-content-container .entry-header {
        padding-top: 5px;
        margin-bottom: 8px;
    }
    
    .entry-title {
        font-size: 1.25rem !important;
        line-height: 1.4;
    }
}

/* 防止标题溢出 */
.entry-title {
    word-wrap: break-word;
    overflow-wrap: break-word;
}
/* Header WeChat Hover Dropdown Styles */
.wechat-hover-container {
    /* 继承 cta-button 的基本样式，但去除链接特性 */
    display: inline-block;
    background: var(--neon);
    color: var(--dark);
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    box-shadow: var(--glow);
    position: relative; /* 确保下拉菜单相对于此容器定位 */
    overflow: visible; /* 允许下拉菜单内容超出容器 */
    cursor: pointer; /* 提示用户这是一个可交互区域 */
    transition: all 0.3s ease; /* 添加过渡效果 */
    z-index: 100; /* 确保在其他元素之上 */
}

/* 模拟 cta-button 的悬停效果 */
.wechat-hover-container:hover {
    transform: translateY(-3px); /* 轻微上浮 */
    box-shadow: var(--strong-glow); /* 更强光晕 */
}

/* 下拉二维码容器的初始状态 */
.wechat-dropdown {
    position: absolute;
    top: 100%; /* 定位在按钮下方 */
    left: 50%;
    transform: translateX(-50%); /* 水平居中 */
    background: var(--glass); /* 使用玻璃效果背景 */
    border: 1px solid rgba(0, 201, 255, 0.15);
    border-radius: 10px;
    padding: 15px;
    min-width: 250px; /* 确保有足够宽度容纳两个二维码 */
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
    opacity: 0; /* 初始透明度为0 */
    visibility: hidden; /* 初始隐藏 */
    transition: opacity 0.4s ease, visibility 0.4s ease; /* 平滑过渡 */
    z-index: 101; /* 确保在按钮之上 */
    backdrop-filter: blur(10px); /* 玻璃模糊效果 */
    display: flex; /* 让二维码并排显示 */
    gap: 15px; /* 二维码之间的间距 */
    justify-content: center; /* 内部内容居中 */
    align-items: center;
    margin-top: 10px; /* 与按钮的垂直间距 */
}

/* 鼠标悬停时显示下拉二维码容器 */
.wechat-hover-container:hover .wechat-dropdown {
    opacity: 1;
    visibility: visible;
}

/* 下拉菜单中的二维码样式 */
.wechat-dropdown .wechat-qr-item {
    text-align: center;
}

.wechat-dropdown .wechat-qr-item img {
    max-width: 90px; /* 控制二维码图片大小 */
    height: auto;
    border: 1px solid rgba(0, 242, 254, 0.2);
    border-radius: 5px;
    display: block; /* 确保图片独占一行并可居中 */
    margin: 0 auto;
}

.wechat-dropdown .wechat-qr-item p {
    font-size: 0.8em;
    color: var(--gray);
    margin-top: 5px;
}

/* 针对小屏幕，隐藏此特定按钮，因为它的类是 mobile-hidden */
@media (max-width: 768px) {
    .wechat-hover-container.mobile-hidden {
        display: none;
    }
}
/* 服务流程板块样式 */
.service-steps {
    margin-top: 30px;
}

.service-steps .step-item {
    display: flex;
    align-items: flex-start; /* 让图标和文本顶部对齐 */
    margin-bottom: 25px;
}

.service-steps .step-icon {
    width: 40px;
    height: 40px;
    min-width: 40px; /* 防止内容过长导致图标缩小 */
    border-radius: 50%;
    background: linear-gradient(to right, #00c9ff, #1a73e8);
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 20px;
    font-weight: bold;
    margin-right: 15px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    flex-shrink: 0; /* 防止图标在小屏幕上被压缩 */
}

.service-steps .step-content h4 {
    font-size: 18px;
    margin-top: 0;
    margin-bottom: 5px;
    color: var(--text-primary, #ffffff); /* 提供一个回退值 */
}

.service-steps .step-content p {
    font-size: 15px;
    color: var(--text-secondary, #ffffff); /* 提供一个回退值 */
    line-height: 1.6;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .service-steps .step-icon {
        width: 35px;
        height: 35px;
        min-width: 35px;
        font-size: 18px;
    }
    .service-steps .step-content h4 {
        font-size: 17px;
    }
    .service-steps .step-content p {
        font-size: 14px;
    }
}


/* 关键词云容器 */
.keyword-cloud-container {
    margin-top: 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
    height: 250px;
}

.keyword-cloud-container h4 {
    font-family: 'Orbitron', sans-serif;
    color: var(--accent);
    font-size: 1.4rem;
    margin-bottom: 20px;
    text-shadow: 0 0 10px rgba(0, 201, 255, 0.3);
}

/* 关键词云样式 */
/* Keyword Cloud */
.keyword-cloud-container {
    margin-top: 50px;
    padding: 30px;
    background: rgba(18, 28, 48, 0.7);
    border-radius: 20px;
    border: 1px solid rgba(0, 201, 255, 0.15);
    box-shadow: 0 0 25px rgba(0, 242, 254, 0.15);
    backdrop-filter: blur(10px);
    text-align: center;
    position: relative;
    overflow: hidden; /* 保持隐藏溢出，但通过调整内部尺寸来避免裁剪 */
}

.keyword-cloud-container h4 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.8rem;
    color: white;
    margin-bottom: 30px;
    text-shadow: 0 0 10px rgba(0, 242, 254, 0.4);
}

.keyword-cloud {
    position: relative;
    width: 450px; /* 增大宽度，为关键词提供更多空间 */
    height: 450px; /* 增大高度，为关键词提供更多空间 */
    margin: 0px auto 0px;
    border-radius: 50%;
    border: 1px dashed rgba(0, 201, 255, 0.3);
    display: flex;
    justify-content: center;
    align-items: center;
    animation: cloudRotate 35s infinite linear;
}

@keyframes cloudRotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.keyword-cloud .kwd {
    position: absolute;
    display: block;
    font-family: 'Exo 2', sans-serif;
    font-weight: 700;
    color: var(--light);
    padding: 6px 12px;
    border-radius: 20px;
    text-shadow: 0 0 5px rgba(0, 242, 254, 0.5);
    transition: all 0.4s ease;
    opacity: 0.85;
    /* 应用反向旋转以保持文本方向 */
    animation: counterRotate 35s infinite linear;
    transform-origin: center center; /* 确保旋转是围绕自身中心 */
}

@keyframes counterRotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(-360deg); } /* 反向旋转 */
}

.keyword-cloud .kwd:hover {
    opacity: 1;
    transform: scale(1.1);
    text-shadow: 0 0 10px rgba(0, 242, 254, 0.8);
}

/* 调整每个关键词的位置（圆形分布）以避免裁剪 */
.kwd-1 { top: 8%; left: 50%; transform: translateX(-50%); background: rgba(0, 201, 255, 0.2); }
.kwd-2 { top: 18%; right: 10%; background: rgba(26, 115, 232, 0.2); }
.kwd-3 { top: 40%; right: 5%; background: rgba(0, 242, 254, 0.2); }
.kwd-4 { bottom: 18%; right: 10%; background: rgba(0, 201, 255, 0.2); }
.kwd-5 { bottom: 8%; left: 50%; transform: translateX(-50%); background: rgba(26, 115, 232, 0.2); }
.kwd-6 { bottom: 18%; left: 10%; background: rgba(0, 242, 254, 0.2); }
.kwd-7 { top: 40%; left: 5%; background: rgba(0, 201, 255, 0.2); }
.kwd-8 { top: 18%; left: 10%; background: rgba(26, 115, 232, 0.2); }
.kwd-9 { top: 28%; right: 28%; background: rgba(0, 242, 254, 0.2); }
.kwd-10 { bottom: 28%; left: 28%; background: rgba(0, 201, 255, 0.2); }
.keyword-cloud .kwd {
    position: absolute;
    display: block;
    font-family: 'Exo 2', sans-serif;
    font-weight: 700;
    padding: 6px 12px;
    border-radius: 20px;
    text-shadow: 0 0 5px rgba(0, 242, 254, 0.5);
    transition: all 0.4s ease;
    opacity: 0.95; /* 增加不透明度 */
    animation: counterRotate 35s infinite linear;
    transform-origin: center center;
}

.keyword-cloud .kwd:hover {
    opacity: 1;
    transform: scale(1.1);
    text-shadow: 0 0 10px rgba(0, 242, 254, 0.8);
}

/* 每个关键词的位置和随机鲜艳的背景颜色 */
/* 使用更鲜艳、更高不透明度的颜色，并调整文字颜色以确保与背景色有良好对比度 */
.kwd-1 { 
    top: 8%; left: 50%; transform: translateX(-50%); 
    background: #FF4500; /* OrangeRed */
    color: var(--light);
}
.kwd-2 { 
    top: 18%; right: 10%; 
    background: #32CD32; /* LimeGreen */
    color: var(--dark);
}
.kwd-3 { 
    top: 40%; right: 5%; 
    background: #FFD700; /* Gold */
    color: var(--dark);
}
.kwd-4 { 
    bottom: 18%; right: 10%; 
    background: #00BFFF; /* DeepSkyBlue */
    color: var(--light);
}
.kwd-5 { 
    bottom: 8%; left: 50%; transform: translateX(-50%); 
    background: #FF1493; /* DeepPink */
    color: var(--light);
}
.kwd-6 { 
    bottom: 18%; left: 10%; 
    background: #00FA9A; /* MediumSpringGreen */
    color: var(--dark);
}
.kwd-7 { 
    top: 40%; left: 5%; 
    background: #8A2BE2; /* BlueViolet */
    color: var(--light);
}
.kwd-8 { 
    top: 18%; left: 10%; 
    background: #FF6347; /* Tomato */
    color: var(--light);
}
.kwd-9 { 
    top: 28%; right: 28%; 
    background: #1E90FF; /* DodgerBlue */
    color: var(--light);
}
.kwd-10 { 
    bottom: 28%; left: 28%; 
    background: #DA70D6; /* Orchid */
    color: var(--light);
}