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

body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    line-height: 1.6;
    color: #2c3e50;
    background: linear-gradient(135deg, #1054e7 0%, #0c5ace 100%);
    position: relative;
    overflow-x: hidden;
}

/* Floating Background Elements */
.bg-decoration {
    position: fixed;
    pointer-events: none;
    z-index: -1;
}

.bg-circle {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: linear-gradient(45deg, rgba(0, 0, 0, 0.15), rgba(0, 0, 0, 0.1));
    animation: float-slow 20s ease-in-out infinite;
}

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

.bg-circle:nth-child(2) {
    top: 60%;
    right: 10%;
    animation-delay: -7s;
    width: 150px;
    height: 150px;
}

.bg-circle:nth-child(3) {
    bottom: 20%;
    left: 15%;
    animation-delay: -14s;
    width: 100px;
    height: 100px;
}

@keyframes float-slow {
    0%,
    100% {
        transform: translateY(0px) translateX(0px) rotate(0deg);
    }
    33% {
        transform: translateY(-30px) translateX(20px) rotate(120deg);
    }
    66% {
        transform: translateY(20px) translateX(-15px) rotate(240deg);
    }
}

/* Particle Effect */
.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(16, 84, 231, 0.4);
    border-radius: 50%;
    animation: particle-float 15s linear infinite;
}

.particle:nth-child(odd) {
    background: rgba(12, 90, 206, 0.4);
    animation-duration: 20s;
}

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

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background: linear-gradient(135deg, rgba(16, 84, 231, 0.95), rgba(12, 90, 206, 0.95));
    backdrop-filter: blur(15px);
    position: fixed;
    top: 0;
    width: 100%;
    height: 80px;
    z-index: 1000;
    box-shadow: 0 4px 30px rgba(16, 84, 231, 0.3);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0;
    height: 100%;
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    color: #ffffff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 25px;
}

.nav-links a:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    position: relative;
    background: linear-gradient(rgba(0, 0, 0, 0.1), rgba(0, 0, 0, 0.2)), url(./image/001.jpg) center/cover;
    overflow: hidden;
    padding-top: 80px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(52, 152, 219, 0.1), rgba(41, 128, 185, 0.2));
    z-index: 1;
}

.hero::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: rotate 30s linear infinite;
    z-index: 1;
}

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

.hero-content {
    text-align: center;
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.cta-button {
    display: inline-block;
    padding: 15px 30px;
    background: linear-gradient(45deg, #1054e7, #0c5ace);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: bold;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(16, 84, 231, 0.4);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.cta-button:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 20px 50px rgba(16, 84, 231, 0.6);
    background: linear-gradient(45deg, #0c5ace, #0a4ba3);
}

/* Sections */
.section {
    padding: 80px 0;
    background: white;
    position: relative;
}

.section:nth-child(even) {
    background: #f8f9fa;
}

.section.with-bg {
    background: linear-gradient(135deg, rgba(16, 84, 231, 0.08), rgba(12, 90, 206, 0.05));
    position: relative;
}

.section.with-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(245, 247, 250, 0.9), rgba(195, 207, 226, 0.8));
    z-index: 1;
}

.section.with-bg .container {
    position: relative;
    z-index: 2;
}

.section.applications-bg {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.5)), url('./image/002.jpg') center/cover;
    color: white;
}

.section.applications-bg .section-title {
    color: white;
}

.section.applications-bg .section-title::after {
    background: linear-gradient(45deg, #ffffff, #f0f0f0);
}

.section-title {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 3rem;
    color: #2c3e50;
    position: relative;
    font-weight: 700;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 5px;
    background: linear-gradient(135deg, #1054e7, #0c5ace);
    border-radius: 3px;
    box-shadow: 0 3px 10px rgba(16, 84, 231, 0.3);
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text {
    font-size: 1.1rem;
    line-height: 1.8;
}

.about-image {
    text-align: center;
}

.about-image svg {
    width: 100%;
    max-width: 400px;
    height: auto;
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: linear-gradient(135deg, #ffffff, #f8fafc);
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(16, 84, 231, 0.15);
    transition: all 0.4s ease;
    text-align: center;
    border: 2px solid rgba(16, 84, 231, 0.1);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(16, 84, 231, 0.1), transparent);
    transition: left 0.6s ease;
}

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

.service-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 25px 60px rgba(16, 84, 231, 0.25);
    border-color: rgba(16, 84, 231, 0.3);
}

.service-icon {
    width: 90px;
    height: 90px;
    margin: 0 auto 1rem;
    background: linear-gradient(45deg, #1054e7, #0c5ace);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    box-shadow: 0 15px 35px rgba(16, 84, 231, 0.4);
    transition: all 0.4s ease;
    border: 3px solid rgba(255, 255, 255, 0.2);
    position: relative;
}

.service-icon::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    background: linear-gradient(45deg, #1054e7, #0c5ace, #0a4ba3);
    border-radius: 50%;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.service-icon:hover {
    transform: translateY(-5px) scale(1.15);
    box-shadow: 0 20px 50px rgba(16, 84, 231, 0.6);
}

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

.service-icon svg {
    width: 40px;
    height: 40px;
    fill: white;
}

/* Applications */
.applications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
}

.app-item {
    background: linear-gradient(135deg, #1054e7, #0c5ace);
    color: white;
    padding: 2rem 1rem;
    border-radius: 15px;
    text-align: center;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 10px 25px rgba(16, 84, 231, 0.3);
    border: 2px solid rgba(255, 255, 255, 0.1);
}

.app-item:hover {
    transform: scale(1.05) translateY(-5px);
    box-shadow: 0 20px 40px rgba(16, 84, 231, 0.5);
    background: linear-gradient(135deg, #0c5ace, #0a4ba3);
}

/* Contact Section */
.contact-section {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05), rgba(118, 75, 162, 0.05));
    position: relative;
}

.contact-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.9);
    z-index: 1;
}

.contact-section .container {
    position: relative;
    z-index: 2;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info {
    background: linear-gradient(135deg, #1054e7, #0c5ace);
    color: white;
    padding: 3rem;
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(16, 84, 231, 0.4);
    position: relative;
    overflow: hidden;
    border: 2px solid rgba(255, 255, 255, 0.1);
}

.contact-info::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%,
    100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
    }
}

.contact-item {
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.3s ease;
}

.contact-item:hover {
    transform: translateX(10px);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.company-info {
    background: white;
    padding: 3rem;
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(102, 126, 234, 0.1);
}

/* Footer */
footer {
    background: linear-gradient(135deg, #2c3e50, #34495e);
    color: white;
    text-align: center;
    padding: 3rem 0;
    position: relative;
    overflow: hidden;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #1054e7, #0c5ace, #1054e7);
}

footer p {
    margin: 0;
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Scroll Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

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

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s ease;
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s ease;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* 轮播图样式 */
.carousel-container {
    position: relative;
    max-width: 1400px;
    margin: 0 auto;
    overflow: hidden;
    border-radius: 5px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.carousel-wrapper {
    display: flex;
    transition: transform 0.5s ease-in-out;
}

.carousel-slide {
    min-width: 100%;
    position: relative;
}

.carousel-slide img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

/* 外部标题样式 */
.carousel-title {
    text-align: center;
    margin-top: 10px;
    padding: 5px 15px;
}

.carousel-title h3 {
    color: white;
    font-size: 1.3rem;
    font-weight: bold;
    margin: 0;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    transition: all 0.3s ease;
}

/* 轮播图按钮样式 */
.carousel-button {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.5);
    color: white;
    padding: 16px;
    border: none;
    cursor: pointer;
    font-size: 18px;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.carousel-button:hover {
    background: rgba(0, 0, 0, 0.8);
}

.prev {
    left: 10px;
}

.next {
    right: 10px;
}

/* 轮播图指示器样式 */
.carousel-indicators {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.indicator.active {
    background: white;
    transform: scale(1.2);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    .hero-content h1 {
        font-size: 2.5rem;
    }
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .section {
        padding: 60px 0;
    }
    .bg-circle {
        display: none;
    }
    .particles {
        display: none;
    }
}