:root {
    --primary-dark: #0c1a28;
    --accent-primary: #FFD700;
    --accent-secondary: #FFA500;
    --card-bg: rgba(30, 30, 40, 0.8);
    --text-light: #f0f0f0;
    --success: #27ae60;
    --gradient-start: #0c1a28;
    --gradient-end: #081320;
    --highlight: #ff9f1c;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
}

body {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: var(--text-light);
    line-height: 1.7;
    overflow-x: hidden;
}

/* 背景装饰元素 */
.bg-decoration {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.decoration-circle {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(255, 215, 0, 0.1);
}

.circle-1 {
    top: 20%;
    left: 10%;
    width: 200px;
    height: 200px;
    animation: float1 15s linear infinite;
}

.circle-2 {
    bottom: 15%;
    right: 15%;
    width: 300px;
    height: 300px;
    animation: float2 20s linear infinite;
}

.container {
    margin: 0 auto;
    padding: 0 40px;
}

/* 现代化头部导航 */
.nav-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(12, 22, 36, 0.95);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: all 0.3s;
    padding: 15px 0;
    backdrop-filter: blur(8px);
}

.nav-container.scrolled {
    padding: 10px 0;
    background: rgba(9, 16, 28, 0.98);
}

.nav-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-area h1 {
    font-size: 1.8rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--accent-primary), #FFA500);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo-tag {
    padding: 5px 10px;
    background: linear-gradient(135deg, var(--accent-secondary), var(--accent-primary));
    color: #0c1a28;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 500;
}

.nav-links {
    display: flex;
    gap: 35px;
}

.nav-link {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-light);
    text-decoration: none;
    position: relative;
    padding-bottom: 5px;
    transition: all 0.3s;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--accent-primary);
    transition: width 0.3s ease;
}

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

.nav-link:hover {
    color: var(--accent-primary);
}

/* 回到顶部按钮 */
.back-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: var(--accent-primary);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.8rem;
    color: #0c1a28;
    box-shadow: 0 5px 20px rgba(255, 215, 0, 0.4);
    z-index: 100;
    cursor: pointer;
    transition: all 0.3s;
    opacity: 0;
    visibility: hidden;
}

.back-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(255, 215, 0, 0.6);
}

/* 现代化顶部横幅 - 分屏布局 */
.hero-section {
    display: flex;
    min-height: 100vh;
    padding-top: 80px;
}

.text-side {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 0 40px;
    position: relative;
    z-index: 2;
}

.image-side {
    flex: 1;
    background: linear-gradient(rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.3)),
        url('../img/25d0c4cc1.jpg');
    background-size: cover;
    background-position: center;
    clip-path: polygon(0 0, 100% 0, 100% 100%, 25% 100%);
}

.hero-tag {
    display: inline-block;
    background: rgba(255, 215, 0, 0.15);
    color: var(--accent-primary);
    padding: 8px 20px;
    border-radius: 30px;
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 25px;
    border: 1px solid rgba(255, 215, 0, 0.3);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    color: white;
    line-height: 1.2;
    margin-bottom: 20px;
    text-shadow: 0 3px 10px rgba(0, 0, 0, 0.15);
}

.hero-subtitle {
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
    font-weight: 400;
}

.highlight {
    color: var(--accent-primary);
    font-weight: 600;
}

/* 标签按钮容器 */
.tags-container {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 45px;
    max-width: 600px;
}

/* 标签按钮样式 */
.tag-item {
    padding: 10px 22px;
    background: rgba(255, 215, 0, 0.15);
    border-radius: 6px;
    font-weight: 600;
    font-size: 1.05rem;
    text-align: center;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    border: 1px solid rgba(255, 215, 0, 0.3);
    color: var(--accent-primary);
}

.tag-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255, 215, 0, 0.25);
    background: rgba(255, 215, 0, 0.25);
}

.tag-item i {
    margin-right: 10px;
    font-size: 1.2rem;
}

/* 不对称统计卡片 */
.stats-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 30px;
    transform: skewY(-3deg);
}

.stat-card {
    background: rgba(12, 22, 36, 0.6);
    backdrop-filter: blur(8px);
    border-radius: 12px;
    padding: 25px 20px;
    text-align: center;
    border: 1px solid rgba(255, 215, 0, 0.2);
    transition: all 0.3s;
    transform: skewY(3deg);
}

.stat-card:hover {
    transform: skewY(3deg) translateY(-5px);
    border-color: var(--accent-primary);
    box-shadow: 0 10px 30px rgba(255, 215, 0, 0.2);
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(45deg, var(--accent-primary), #FFA500);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.85);
    font-weight: 500;
}

/* 公司介绍部分 - 不对称设计 */
.about-section {
    padding: 100px 0;
    background: linear-gradient(to bottom, #081320, #0c1a28);
    position: relative;
    overflow: hidden;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-size: 3rem;
    font-weight: 700;
    background: linear-gradient(to right, var(--accent-primary), #FFA500);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 1px;
    position: relative;
    display: inline-block;
    margin-bottom: 20px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, var(--accent-primary), #FFA500);
    border-radius: 2px;
}

.company-name {
    font-size: 3.5rem;
    font-weight: 900;
    color: white;
    letter-spacing: 1px;
    text-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.about-content {
    display: flex;
    gap: 60px;
    align-items: flex-start;
}

.about-text {
    flex: 1;
    padding: 40px;
    background: rgba(18, 30, 52, 0.7);
    backdrop-filter: blur(8px);
    border-radius: 16px;
    border: 1px solid rgba(255, 215, 0, 0.3);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.3);
    position: relative;
    clip-path: polygon(0 0, 100% 0, 100% 90%, 90% 100%, 0 100%);
}

.about-text p {
    margin-bottom: 25px;
    font-size: 1.15rem;
    line-height: 1.9;
    text-align: justify;
}

.stats-grid {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.about-stat-card {
    padding: 30px;
    background: linear-gradient(135deg, rgba(18, 30, 52, 0.7), rgba(15, 25, 44, 0.8));
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.25);
    transition: all 0.4s ease;
    border-top: 4px solid var(--accent-primary);
    position: relative;
    overflow: hidden;
    transform: rotate(-1deg);
}

.about-stat-card:hover {
    transform: rotate(-1deg) translateY(-8px);
    box-shadow: 0 15px 50px rgba(255, 215, 0, 0.3);
}

.about-stat-value {
    font-size: 3rem;
    font-weight: 800;
    color: var(--accent-primary);
    margin-bottom: 15px;
}

.about-stat-title {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: white;
}

.about-stat-desc {
    font-size: 1rem;
    opacity: 0.9;
}

/* 核心业务部分 - 瀑布流卡片 */
.services-section {
    padding: 100px 0;
    background: #081320;
    position: relative;
    z-index: 1;
}

.service-banner {
    background: linear-gradient(135deg, var(--accent-primary), #FFA500);
    color: #0c1a28;
    padding: 20px 40px;
    border-radius: 60px;
    font-size: 2rem;
    font-weight: 800;
    text-align: center;
    max-width: 1000px;
    margin: 0 auto 80px;
    box-shadow: 0 15px 40px rgba(255, 215, 0, 0.4);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: floatBanner 5s infinite ease-in-out;
}

@keyframes floatBanner {
    0% {
        transform: translateY(0) scale(1);
    }

    50% {
        transform: translateY(-10px) scale(1.02);
    }

    100% {
        transform: translateY(0) scale(1);
    }
}

.waterfall-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1400px;
    margin: 0 auto;
}

.card-column {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.card-column:nth-child(1) .feature-card:nth-child(1) {
    margin-top: 50px;
}

.card-column:nth-child(2) .feature-card:nth-child(1) {
    margin-top: 0;
}

.card-column:nth-child(3) .feature-card:nth-child(1) {
    margin-top: 20px;
}

.feature-card {
    padding: 35px 30px;
    background: rgba(18, 30, 52, 0.7);
    backdrop-filter: blur(8px);
    border-radius: 16px;
    border: 1px solid rgba(255, 215, 0, 0.3);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.2);
    transition: all 0.4s;
}

.feature-card:hover {
    transform: rotate(1deg) translateY(-10px);
    box-shadow: 0 20px 50px rgba(255, 215, 0, 0.3);
    border-color: var(--accent-primary);
}

.card-icon {
    width: 70px;
    height: 70px;
    background: rgba(255, 215, 0, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
    color: var(--accent-primary);
}

.feature-card h3 {
    font-size: 1.6rem;
    color: white;
    margin-bottom: 15px;
    text-align: center;
}

.feature-card p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.05rem;
    line-height: 1.7;
    text-align: center;
}

/* 问答部分 - 现代化设计 */
.faq-section {
    padding: 100px 0 0;
    background: linear-gradient(to bottom, #0c1a28, #081320);
    position: relative;
}

.faq-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px;
}

.faq-header {
    text-align: center;
    margin-bottom: 80px;
}

.faq-header p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.8);
}

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

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.faq-item {
    padding: 30px;
    background: rgba(18, 30, 52, 0.7);
    backdrop-filter: blur(8px);
    border-radius: 16px;
    border: 1px solid rgba(255, 215, 0, 0.3);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.faq-question {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.faq-question i {
    font-size: 1.5rem;
    color: var(--accent-primary);
}

.faq-question h3 {
    font-size: 1.4rem;
    color: white;
}

.faq-answer p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
    line-height: 1.8;
    padding-left: 40px;
}

.caseImg img {    
    max-width: 100%;
    max-height: 100%;
    border-radius: 16px;
}

.faq-visual {
    background: rgba(18, 30, 52, 0.7);
    backdrop-filter: blur(8px);
    border-radius: 16px;
    border: 1px solid rgba(255, 215, 0, 0.3);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
    padding: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.visual-card {
    width: 100%;
    max-width: 400px;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.card-header h4 {
    font-size: 1.6rem;
    color: white;
}

.card-header i {
    font-size: 2rem;
    color: var(--accent-primary);
}

.card-visual {
    height: 200px;
    border-radius: 12px;
    display: flex;
    justify-content: space-around;
    align-items: flex-end;
    padding: 0 20px;
}

.graph-bar {
    width: 50px;
    background: linear-gradient(to top, var(--accent-primary), #FFA500);
    border-radius: 8px 8px 0 0;
    position: relative;
    transition: height 0.8s ease;
}

.graph-bar::after {
    content: attr(data-value);
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--accent-primary);
    font-weight: 600;
    font-size: 1.1rem;
}

.card-footer {
    margin-top: 20px;
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
    font-style: italic;
}

/* 优势特色 - 3D卡片效果 */
.features-section {
    padding: 120px 0;
    background: linear-gradient(to bottom, #081320, #0c1a28);
    position: relative;
}

.feature-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px;
}

.card3d-container {
    display: flex;
    justify-content: center;
    gap: 60px;
    perspective: 1000px;
}

.card3d {
    width: 320px;
    height: 320px;
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.8s;
    cursor: pointer;
}

.card-face {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: 16px;
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
}

.front {
    background: rgba(18, 30, 52, 0.8);
    border: 1px solid rgba(255, 215, 0, 0.3);
}

.back {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    transform: rotateY(180deg);
    color: #0c1a28;
}

.card-face i {
    font-size: 3rem;
    margin-bottom: 30px;
}

.card-face h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    text-align: center;
}

.card-face p {
    text-align: center;
    font-size: 1.1rem;
}

.card3d:hover {
    transform: rotateY(180deg);
}

/* 售后服务部分 */
.support-section {
    background: linear-gradient(135deg, #0c1a28, #081320);
}

.support-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px;
}

.support-principle {
    max-width: 800px;
    margin: 0 auto 60px;
    text-align: center;
}

.principle-icon {
    width: 100px;
    height: 100px;
    background: rgba(255, 215, 0, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 30px;
    font-size: 2.5rem;
    color: var(--accent-primary);
}

.support-principle h3 {
    font-size: 1.8rem;
    color: white;
    margin-bottom: 20px;
}

.support-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.support-card {
    padding: 30px;
    background: rgba(18, 30, 52, 0.7);
    backdrop-filter: blur(8px);
    border-radius: 16px;
    border: 1px solid rgba(255, 215, 0, 0.3);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.card-q {
    width: 40px;
    height: 40px;
    background: var(--accent-primary);
    color: #0c1a28;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.support-card h3 {
    font-size: 1.4rem;
    color: white;
    margin-bottom: 20px;
}

.card-a p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
    line-height: 1.8;
}



.content-box-qr {
    box-sizing: border-box;
    width: 1400px;
    background: linear-gradient(to bottom, #081320, #0c1a28);
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: 10px;
    padding: 40px 20px;
    margin: 30px auto;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 
                inset 0 0 20px rgba(212, 175, 55, 0.1);
}

.content-title-st {
    font-size: 36px;
    text-align: center;
    margin-bottom: 35px;
    color: #d4af37;
    position: relative;
}

.content-title-st::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 220px;
    height: 2px;
    background: linear-gradient(90deg, transparent, #d4af37, transparent);
}

.categories-wrapper-uv {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-top: 20px;
}

.category-row-wx {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 18px;
}

.category-item-xy {
    background: transparent;
    border: 1px solid rgba(212, 175, 55, 0.3);
    border-radius: 30px;
    padding: 12px 28px;
    font-size: 18px;
    transition: all 0.3s ease;
    cursor: default;
    flex: 0 0 auto;
    color: #fff;
    position: relative;
    overflow: hidden;
    
    cursor: pointer;
}

.category-item-xy::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, 
        rgba(212, 175, 55, 0) 0%, 
        rgba(212, 175, 55, 0.15) 50%, 
        rgba(212, 175, 55, 0) 100%);
    transform: translateX(-100%);
    transition: transform 0.5s ease;
    z-index: 1;
}

.category-item-xy:hover::before {
    transform: translateX(100%);
}

.category-item-xy:hover {
    border-color: #d4af37;
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.3);
}

/* 商务合作部分 */
.collab-section {
    padding: 120px 0;
    background: linear-gradient(135deg, #081320, #0c1a28);
}

.collab-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px;
}

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

.collab-benefits {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.benefit-card {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.benefit-icon {
    width: 70px;
    height: 70px;
    background: rgba(255, 215, 0, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--accent-primary);
    flex-shrink: 0;
}

.benefit-card h3 {
    font-size: 1.6rem;
    color: white;
    margin-bottom: 10px;
}

.benefit-card p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
    line-height: 1.7;
}

.collab-contact {
    padding: 40px;
    background: rgba(18, 30, 52, 0.7);
    backdrop-filter: blur(8px);
    border-radius: 16px;
    border: 1px solid rgba(255, 215, 0, 0.3);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.contact-header {
    text-align: center;
    margin-bottom: 30px;
}

.contact-icon {
    width: 100px;
    height: 100px;
    background: rgba(255, 215, 0, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2.5rem;
    color: var(--accent-primary);
}

.contact-header h3 {
    font-size: 1.8rem;
    color: white;
    margin-bottom: 10px;
}

.contact-header p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-form input,
.contact-form textarea {
    padding: 15px;
    background: rgba(12, 22, 36, 0.5);
    border: 1px solid rgba(255, 215, 0, 0.3);
    border-radius: 8px;
    color: white;
    font-size: 1.1rem;
}

.contact-form textarea {
    min-height: 150px;
}

.contact-btn {
    padding: 16px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: #0c1a28;
    border-radius: 8px;
    font-weight: 700;
    font-size: 1.3rem;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
}

.contact-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(255, 215, 0, 0.4);
}

/* 页脚 */
.footer {
    padding: 80px 0 40px;
    background: #081320;
    border-top: 1px solid rgba(255, 215, 0, 0.2);
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 60px;
}

.footer-brand h3 {
    font-size: 1.8rem;
    color: white;
    margin-bottom: 20px;
    grid-template-columns: span 2;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 20px;
    line-height: 1.7;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icons a {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: rgba(255, 215, 0, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-primary);
    font-size: 1.2rem;
    transition: all 0.3s;
}

.social-icons a:hover {
    background: var(--accent-primary);
    color: #0c1a28;
    transform: translateY(-5px);
}

.footer-links h4,
.footer-contact h4,
.footer-news h4 {
    font-size: 1.4rem;
    color: white;
    margin-bottom: 25px;
}

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

.footer-links li {
    margin-bottom: 15px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: all 0.3s;
    font-size: 1.1rem;
}

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

.footer-contact p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-contact i {
    color: var(--accent-primary);
}

.footer-news p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 20px;
}

.news-form {
    display: flex;
}

.news-form input {
    flex: 1;
    padding: 12px;
    background: rgba(12, 22, 36, 0.5);
    border: 1px solid rgba(255, 215, 0, 0.3);
    border-radius: 8px 0 0 8px;
    color: white;
}

.news-form button {
    padding: 0 20px;
    background: var(--accent-primary);
    border: none;
    border-radius: 0 8px 8px 0;
    color: #0c1a28;
    font-size: 1.2rem;
    cursor: pointer;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 215, 0, 0.2);
}

.copyright {
    color: rgba(255, 255, 255, 0.7);
}

.footer-legal {
    display: flex;
    gap: 20px;
}

.footer-legal a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: all 0.3s;
}

.footer-legal a:hover {
    color: var(--accent-primary);
}

/* 动画 */
@keyframes float1 {
    0% {
        transform: translateY(0) rotate(0deg);
    }

    50% {
        transform: translateY(-30px) rotate(180deg);
    }

    100% {
        transform: translateY(0) rotate(360deg);
    }
}

@keyframes float2 {
    0% {
        transform: translateY(0) rotate(0deg);
    }

    50% {
        transform: translateY(30px) rotate(180deg);
    }

    100% {
        transform: translateY(0) rotate(360deg);
    }
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .stats-container {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }

    .waterfall-container {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 992px) {
    .hero-section {
        flex-direction: column;
    }

    .image-side {
        min-height: 400px;
        width: 100%;
        clip-path: polygon(0 10%, 100% 0, 100% 100%, 0 100%);
    }

    .faq-columns {
        grid-template-columns: 1fr;
    }

    .collab-content {
        grid-template-columns: 1fr;
    }

    .card3d-container {
        flex-direction: column;
        align-items: center;
    }

    .about-content {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .waterfall-container {
        grid-template-columns: 1fr;
    }

    .support-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 2.5rem;
    }

    .company-name {
        font-size: 2.8rem;
    }

    .nav-links {
        display: none;
    }
}

@media (max-width: 576px) {
    .section-title {
        font-size: 2rem;
    }

    .company-name {
        font-size: 2.2rem;
    }

    .service-banner {
        font-size: 1.4rem;
        padding: 15px 25px;
    }

    .tag-item {
        padding: 8px 16px;
        font-size: 0.9rem;
    }
}