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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-img {
    width: 40px;
    height: 40px;
    border-radius: 8px;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    color: #2563eb;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #2563eb;
    transition: width 0.3s ease;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: #333;
    transition: all 0.3s ease;
}

/* 主页横幅 */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 119, 198, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(120, 219, 255, 0.2) 0%, transparent 50%),
        linear-gradient(135deg, #0f0f23 0%, #1a1a2e 50%, #16213e 100%);
    z-index: -3;
    animation: backgroundShift 20s ease-in-out infinite;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 98px,
            rgba(0, 255, 255, 0.03) 100px
        ),
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 98px,
            rgba(0, 255, 255, 0.03) 100px
        );
    animation: gridMove 30s linear infinite;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.2);
    z-index: -2;
}

/* 动态粒子效果 */
.particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(0, 255, 255, 0.6);
    border-radius: 50%;
    box-shadow:
        0 0 10px rgba(0, 255, 255, 0.8),
        0 0 20px rgba(0, 255, 255, 0.4);
    animation: particleFloat 15s linear infinite;
}

.particle:nth-child(1) {
    left: 10%;
    animation-delay: 0s;
    animation-duration: 12s;
}

.particle:nth-child(2) {
    left: 20%;
    animation-delay: -2s;
    animation-duration: 15s;
    background: rgba(255, 0, 255, 0.6);
    box-shadow:
        0 0 10px rgba(255, 0, 255, 0.8),
        0 0 20px rgba(255, 0, 255, 0.4);
}

.particle:nth-child(3) {
    left: 30%;
    animation-delay: -4s;
    animation-duration: 18s;
}

.particle:nth-child(4) {
    left: 40%;
    animation-delay: -6s;
    animation-duration: 14s;
    background: rgba(255, 255, 0, 0.6);
    box-shadow:
        0 0 10px rgba(255, 255, 0, 0.8),
        0 0 20px rgba(255, 255, 0, 0.4);
}

.particle:nth-child(5) {
    left: 50%;
    animation-delay: -8s;
    animation-duration: 16s;
}

.particle:nth-child(6) {
    left: 60%;
    animation-delay: -10s;
    animation-duration: 13s;
    background: rgba(255, 0, 255, 0.6);
    box-shadow:
        0 0 10px rgba(255, 0, 255, 0.8),
        0 0 20px rgba(255, 0, 255, 0.4);
}

.particle:nth-child(7) {
    left: 70%;
    animation-delay: -12s;
    animation-duration: 17s;
}

.particle:nth-child(8) {
    left: 80%;
    animation-delay: -14s;
    animation-duration: 19s;
    background: rgba(0, 255, 255, 0.6);
    box-shadow:
        0 0 10px rgba(0, 255, 255, 0.8),
        0 0 20px rgba(0, 255, 255, 0.4);
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text {
    color: white;
}

.hero-title {
    margin-bottom: 24px;
}

.title-main {
    display: block;
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 8px;
}

.title-sub {
    display: block;
    font-size: 1.5rem;
    font-weight: 400;
    opacity: 0.9;
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.btn {
    display: inline-block;
    padding: 16px 32px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.btn-primary {
    background: #2563eb;
    color: white;
    border-color: #2563eb;
}

.btn-primary:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.3);
}

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

.btn-secondary:hover {
    background: white;
    color: #2563eb;
    transform: translateY(-2px);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.hero-image::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 500px;
    height: 500px;
    background:
        radial-gradient(circle, rgba(0, 255, 255, 0.1) 0%, transparent 70%),
        conic-gradient(from 0deg, transparent, rgba(0, 255, 255, 0.2), transparent);
    border-radius: 50%;
    animation: techRotate 15s linear infinite;
    z-index: -1;
}

.phone-mockup {
    max-width: 450px;
    width: 100%;
    height: auto;
    filter:
        drop-shadow(0 30px 60px rgba(0, 255, 255, 0.3))
        drop-shadow(0 0 30px rgba(0, 255, 255, 0.2));
    animation: float 6s ease-in-out infinite, techGlow 3s ease-in-out infinite alternate;
    position: relative;
    z-index: 1;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    opacity: 0.7;
}

.scroll-arrow {
    width: 24px;
    height: 24px;
    border: 2px solid white;
    border-top: none;
    border-left: none;
    transform: rotate(45deg);
    animation: bounce 2s infinite;
}

/* 通用区块样式 */
.section-header {
    text-align: center;
    margin-bottom: 100px;
    position: relative;
}

.section-header::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    background:
        radial-gradient(circle, rgba(0, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    z-index: -1;
    animation: techRotate 20s linear infinite;
}

.section-title {
    font-size: 3.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, #1f2937 0%, #4f46e5 50%, #06b6d4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 20px;
    position: relative;
    text-shadow: 0 5px 15px rgba(0, 255, 255, 0.3);
}

.advantages .section-title {
    background: linear-gradient(135deg, #ffffff 0%, #00ffff 50%, #ff00ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.3rem;
    color: #6b7280;
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.8;
    opacity: 0.9;
}

.advantages .section-subtitle {
    color: rgba(255, 255, 255, 0.8);
}

/* 功能特色 */
.features {
    padding: 120px 0;
    background:
        radial-gradient(circle at 10% 20%, rgba(0, 255, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(255, 0, 255, 0.05) 0%, transparent 50%),
        linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
    overflow: hidden;
}

.features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 100px,
            rgba(0, 255, 255, 0.02) 102px
        );
    animation: diagonalMove 25s linear infinite;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 50px;
    position: relative;
    z-index: 1;
}

.feature-card {
    background: rgba(255, 255, 255, 0.9);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    padding: 50px;
    border-radius: 25px;
    box-shadow:
        0 15px 35px rgba(0, 0, 0, 0.1),
        0 5px 15px rgba(0, 0, 0, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.6);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 255, 0.1), transparent);
    transition: left 0.6s ease;
}

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

.feature-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow:
        0 25px 60px rgba(0, 255, 255, 0.2),
        0 15px 35px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    border-color: rgba(0, 255, 255, 0.3);
}

.feature-icon {
    width: 120px;
    height: 120px;
    margin: 0 auto 30px;
    border-radius: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
    background:
        linear-gradient(135deg, rgba(0, 255, 255, 0.1) 0%, rgba(255, 0, 255, 0.1) 100%);
    border: 2px solid rgba(0, 255, 255, 0.2);
    box-shadow:
        0 10px 25px rgba(0, 255, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.feature-icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        conic-gradient(from 0deg, transparent, rgba(0, 255, 255, 0.3), transparent);
    border-radius: 25px;
    opacity: 0;
    transition: opacity 0.4s ease;
    animation: iconRotate 8s linear infinite;
}

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

.feature-icon img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    z-index: 1;
    filter: drop-shadow(0 5px 15px rgba(0, 255, 255, 0.3));
}

.feature-card:hover .feature-icon img {
    transform: scale(1.15) rotate(5deg);
    filter:
        drop-shadow(0 8px 25px rgba(0, 255, 255, 0.4))
        brightness(1.1);
}

.emoji-fallback {
    font-size: 40px;
    line-height: 1;
}

.number-fallback {
    width: 60px;
    height: 60px;
    background: #667eea;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    font-weight: bold;
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 16px;
}

.feature-description {
    color: #6b7280;
    line-height: 1.8;
    margin-bottom: 24px;
}

.feature-tags {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.tag {
    background: #e0e7ff;
    color: #3730a3;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

/* 业务流程 */
.process {
    padding: 120px 0;
    background: white;
}

.process-flow {
    position: relative;
}

.process-steps {
    display: flex;
    flex-direction: column;
    gap: 80px;
}

.process-step {
    display: grid;
    grid-template-columns: 80px 1fr 120px;
    gap: 40px;
    align-items: center;
}

.process-step.reverse {
    grid-template-columns: 120px 1fr 80px;
}

.step-number {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.step-content {
    padding: 40px;
    background: #f8fafc;
    border-radius: 20px;
    border-left: 4px solid #667eea;
}

.step-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 12px;
}

.step-description {
    color: #6b7280;
    line-height: 1.8;
    margin-bottom: 20px;
}

.step-features {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.step-features span {
    background: #667eea;
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.step-icon {
    width: 120px;
    height: 120px;
    background: white;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.step-icon img {
    width: 60px;
    height: 60px;
}

/* 平台优势 */
.advantages {
    padding: 120px 0;
    background:
        radial-gradient(circle at 30% 70%, rgba(255, 0, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 70% 30%, rgba(0, 255, 255, 0.05) 0%, transparent 50%),
        linear-gradient(135deg, #0f0f23 0%, #1a1a2e 100%);
    position: relative;
    overflow: hidden;
}

.advantages::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        repeating-conic-gradient(
            from 0deg at 50% 50%,
            transparent 0deg,
            rgba(0, 255, 255, 0.02) 30deg,
            transparent 60deg
        );
    animation: conicRotate 30s linear infinite;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 50px;
    position: relative;
    z-index: 1;
}

.advantage-card {
    background: rgba(255, 255, 255, 0.05);
    -webkit-backdrop-filter: blur(15px);
    backdrop-filter: blur(15px);
    padding: 50px;
    border-radius: 25px;
    text-align: center;
    box-shadow:
        0 15px 35px rgba(0, 0, 0, 0.2),
        0 5px 15px rgba(0, 255, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 255, 0.1), transparent);
    transition: left 0.6s ease;
}

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

.advantage-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow:
        0 25px 60px rgba(0, 255, 255, 0.3),
        0 15px 35px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    border-color: rgba(0, 255, 255, 0.3);
}

.advantage-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 30px;
    background:
        linear-gradient(135deg, rgba(0, 255, 255, 0.2) 0%, rgba(255, 0, 255, 0.2) 100%);
    border-radius: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #00ffff;
    position: relative;
    border: 2px solid rgba(0, 255, 255, 0.3);
    box-shadow:
        0 10px 25px rgba(0, 255, 255, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.advantage-icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        conic-gradient(from 0deg, transparent, rgba(0, 255, 255, 0.4), transparent);
    border-radius: 25px;
    opacity: 0;
    transition: opacity 0.4s ease;
    animation: iconRotate 10s linear infinite;
}

.advantage-card:hover .advantage-icon::before {
    opacity: 1;
}

.advantage-icon svg {
    width: 50px;
    height: 50px;
    position: relative;
    z-index: 1;
    filter: drop-shadow(0 5px 15px rgba(0, 255, 255, 0.3));
    transition: all 0.4s ease;
}

.advantage-card:hover .advantage-icon svg {
    transform: scale(1.1) rotate(10deg);
    filter: drop-shadow(0 8px 25px rgba(0, 255, 255, 0.5));
}

.advantage-title {
    font-size: 1.4rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 20px;
    text-shadow: 0 2px 10px rgba(0, 255, 255, 0.3);
}

.advantage-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
    font-size: 1rem;
}

/* 联系我们 */
.contact {
    padding: 120px 0;
    background: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.contact-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 16px;
}

.contact-description {
    color: #6b7280;
    font-size: 1.1rem;
    margin-bottom: 40px;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background: #f8fafc;
    border-radius: 16px;
}

.method-icon {
    width: 50px;
    height: 50px;
    background: #667eea;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.method-icon svg {
    width: 24px;
    height: 24px;
}

.method-info h4 {
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 4px;
}

.method-info p {
    color: #6b7280;
}

.contact-qr {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 30px;
    flex-wrap: wrap;
}

.qr-code {
    text-align: center;
    padding: 30px;
    background: #f8fafc;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    flex: 1;
    min-width: 200px;
    max-width: 250px;
}

.qr-code:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.qr-code img {
    width: 160px;
    height: 160px;
    border-radius: 16px;
    margin-bottom: 16px;
    transition: all 0.3s ease;
}

.qr-code:hover img {
    transform: scale(1.05);
}

.qr-code p {
    color: #6b7280;
    font-weight: 500;
    font-size: 14px;
    margin: 0;
}

/* 页脚 */
.footer {
    background: #1f2937;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-logo-img {
    width: 40px;
    height: 40px;
    border-radius: 8px;
}

.footer-logo-text {
    font-size: 1.5rem;
    font-weight: 700;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: #d1d5db;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: white;
}

.footer-social p {
    margin-bottom: 16px;
    font-weight: 600;
}

.social-links {
    display: flex;
    gap: 16px;
}

.social-link {
    color: #d1d5db;
    text-decoration: none;
    transition: color 0.3s ease;
}

.social-link:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

.copyright-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.copyright-info p {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.6;
}

.copyright-info .company-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: #00ffff;
    text-shadow: 0 2px 10px rgba(0, 255, 255, 0.3);
}

.copyright-info .icp-info {
    font-size: 0.9rem;
    opacity: 0.8;
}

.copyright-info .icp-info a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: all 0.3s ease;
    border-bottom: 1px solid transparent;
}

.copyright-info .icp-info a:hover {
    color: #00ffff;
    border-bottom-color: #00ffff;
    text-shadow: 0 2px 8px rgba(0, 255, 255, 0.4);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    
    .title-main {
        font-size: 2.5rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .process-step,
    .process-step.reverse {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 20px;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

    .qr-code {
        max-width: 100%;
        min-width: auto;
    }

    .qr-code img {
        width: 140px;
        height: 140px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 200px;
    }

    /* 页脚响应式 */
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 30px;
    }

    .copyright-info p {
        font-size: 0.85rem;
    }

    .copyright-info .company-name {
        font-size: 1rem;
    }

    .copyright-info .icp-info {
        font-size: 0.8rem;
    }
}

/* 科技感动画关键帧 */
@keyframes backgroundShift {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

@keyframes gridMove {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(100px, 100px);
    }
}

@keyframes techRotate {
    0% {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    100% {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

@keyframes techGlow {
    0% {
        filter:
            drop-shadow(0 30px 60px rgba(0, 255, 255, 0.3))
            drop-shadow(0 0 30px rgba(0, 255, 255, 0.2));
    }
    100% {
        filter:
            drop-shadow(0 35px 70px rgba(0, 255, 255, 0.4))
            drop-shadow(0 0 40px rgba(0, 255, 255, 0.3));
    }
}

@keyframes diagonalMove {
    0% {
        transform: translateX(-100px);
    }
    100% {
        transform: translateX(100px);
    }
}

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

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

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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0) rotate(45deg);
    }
    40% {
        transform: translateY(-10px) rotate(45deg);
    }
    60% {
        transform: translateY(-5px) rotate(45deg);
    }
}

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