/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

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

/* Header */
.header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1rem 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

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

.logo h1 {
    font-size: 2rem;
    font-weight: bold;
    color: #fff;
}

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

.nav a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav a:hover {
    color: #f0f0f0;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: white;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 150px 0 100px;
    text-align: center;
}

.hero-content h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.cta-button {
    display: inline-block;
    background: #ff6b6b;
    color: white;
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

.cta-button:hover {
    background: #ff5252;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 107, 0.4);
}

/* Section Titles */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.8rem;
    margin-bottom: 1rem;
    color: #2c3e50;
    position: relative;
    font-weight: 700;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    margin: 1rem auto;
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: #7f8c8d;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Service Section */
.service {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    position: relative;
    overflow: hidden;
}

.service::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23dee2e6" stroke-width="0.5" opacity="0.3"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    z-index: 1;
}

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

.service-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 3rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.service-item {
    background: rgba(255, 255, 255, 0.95);
    padding: 2rem 1.5rem;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    min-height: 380px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.service-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.5s;
}

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

.service-item:hover {
    transform: translateY(-10px) scale(1.01);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.15);
    background: rgba(255, 255, 255, 1);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.3);
    transition: all 0.3s ease;
}

.service-item:hover .service-icon {
    transform: rotate(3deg) scale(1.05);
    box-shadow: 0 12px 30px rgba(102, 126, 234, 0.4);
}

.service-icon::after {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    background: linear-gradient(135deg, #667eea, #764ba2, #667eea);
    border-radius: 50%;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.service-item:hover .service-icon::after {
    opacity: 1;
    animation: rotate 3s linear infinite;
}

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

.service-icon img {
    width: 40px;
    height: 40px;
    filter: brightness(0) invert(1);
    transition: transform 0.3s ease;
}

.service-item:hover .service-icon img {
    transform: scale(1.1);
}

.service-item h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #2c3e50;
    font-weight: 700;
    position: relative;
}

.service-item h3::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 2px;
    transition: width 0.3s ease;
}

.service-item:hover h3::after {
    width: 60px;
}

.service-item ul {
    list-style: none;
    text-align: left;
    margin-top: 1.5rem;
}

.service-item li {
    margin-bottom: 0.6rem;
    color: #5a6c7d;
    font-size: 0.9rem;
    position: relative;
    padding-left: 1.2rem;
    transition: all 0.3s ease;
}

.service-item li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 0;
    color: #667eea;
    font-weight: bold;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.service-item:hover li {
    color: #2c3e50;
    transform: translateX(5px);
}

.service-item:hover li::before {
    color: #764ba2;
    transform: scale(1.2);
}

.service-item li:hover {
    color: #667eea;
    cursor: default;
}

.service-description {
    color: #7f8c8d;
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 1.2rem;
    text-align: center;
}

.service-features {
    margin-bottom: 2rem;
}

.service-cta {
    margin-top: 1.5rem;
}

.service-link {
    display: inline-block;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.85rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
    position: relative;
    overflow: hidden;
}

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

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

.service-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
    color: white;
}

/* Enhanced animations for service items */
.service-item {
    animation: fadeInUp 0.6s ease-out;
    animation-fill-mode: both;
}

.service-item:nth-child(1) { animation-delay: 0.1s; }
.service-item:nth-child(2) { animation-delay: 0.2s; }
.service-item:nth-child(3) { animation-delay: 0.3s; }
.service-item:nth-child(4) { animation-delay: 0.4s; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Service item pulse effect on hover */
.service-item:hover {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    }
    50% {
        box-shadow: 0 20px 40px rgba(102, 126, 234, 0.15);
    }
    100% {
        box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    }
}

/* Enhanced service item animations */
.service-item {
    position: relative;
    overflow: hidden;
}

.service-item::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
}

.service-item:hover::after {
    opacity: 1;
}

.service-item > * {
    position: relative;
    z-index: 2;
}

.service-icon::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.4s ease;
}

.service-item:hover .service-icon::before {
    width: 120px;
    height: 120px;
}

/* Desktop optimization for 4-column layout */
@media (min-width: 1200px) {
    .service-grid {
        gap: 1.5rem;
    }
    
    .service-item {
        padding: 1.8rem 1.2rem;
        min-height: 360px;
    }
    
    .service-icon {
        width: 70px;
        height: 70px;
        margin-bottom: 1.2rem;
    }
    
    .service-icon img {
        width: 35px;
        height: 35px;
    }
    
    .service-item h3 {
        font-size: 1.2rem;
        margin-bottom: 0.8rem;
    }
    
    .service-description {
        font-size: 0.9rem;
        margin-bottom: 1rem;
    }
    
    .service-item li {
        font-size: 0.85rem;
        margin-bottom: 0.5rem;
    }
    
    .service-link {
        padding: 8px 16px;
        font-size: 0.8rem;
    }
}

/* Service Item Color Themes */
.service-item[data-service="tennis"] .service-icon {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a52 100%);
    box-shadow: 0 10px 25px rgba(255, 107, 107, 0.3);
}

.service-item[data-service="tennis"]:hover .service-icon {
    box-shadow: 0 15px 35px rgba(255, 107, 107, 0.4);
}

.service-item[data-service="tennis"] .service-icon::after {
    background: linear-gradient(135deg, #ff6b6b, #ee5a52, #ff6b6b);
}

.service-item[data-service="tennis"] h3::after {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a52 100%);
}

.service-item[data-service="tennis"] li::before {
    color: #ff6b6b;
}

.service-item[data-service="store"] .service-icon {
    background: linear-gradient(135deg, #4ecdc4 0%, #44a08d 100%);
    box-shadow: 0 10px 25px rgba(78, 205, 196, 0.3);
}

.service-item[data-service="store"]:hover .service-icon {
    box-shadow: 0 15px 35px rgba(78, 205, 196, 0.4);
}

.service-item[data-service="store"] .service-icon::after {
    background: linear-gradient(135deg, #4ecdc4, #44a08d, #4ecdc4);
}

.service-item[data-service="store"] h3::after {
    background: linear-gradient(135deg, #4ecdc4 0%, #44a08d 100%);
}

.service-item[data-service="store"] li::before {
    color: #4ecdc4;
}

.service-item[data-service="venue"] .service-icon {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    box-shadow: 0 10px 25px rgba(240, 147, 251, 0.3);
}

.service-item[data-service="venue"]:hover .service-icon {
    box-shadow: 0 15px 35px rgba(240, 147, 251, 0.4);
}

.service-item[data-service="venue"] .service-icon::after {
    background: linear-gradient(135deg, #f093fb, #f5576c, #f093fb);
}

.service-item[data-service="venue"] h3::after {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.service-item[data-service="venue"] li::before {
    color: #f093fb;
}

.service-item[data-service="saas"] .service-icon {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
}

.service-item[data-service="saas"]:hover .service-icon {
    box-shadow: 0 15px 35px rgba(102, 126, 234, 0.4);
}

.service-item[data-service="saas"] .service-icon::after {
    background: linear-gradient(135deg, #667eea, #764ba2, #667eea);
}

.service-item[data-service="saas"] h3::after {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.service-item[data-service="saas"] li::before {
    color: #667eea;
}

/* About Section */
.about {
    padding: 80px 0;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="%23dee2e6" opacity="0.3"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)"/></svg>');
    z-index: 1;
}

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

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-top: 3rem;
    align-items: start;
}

.contact-intro {
    background: rgba(255, 255, 255, 0.95);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.contact-intro h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #2c3e50;
    text-align: center;
}

.contact-subtitle {
    color: #7f8c8d;
    font-size: 1.1rem;
    text-align: center;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.contact-features {
    margin-bottom: 2.5rem;
}

.feature-item {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    padding: 0.8rem;
    background: rgba(102, 126, 234, 0.05);
    border-radius: 10px;
    transition: all 0.3s ease;
}

.feature-item:hover {
    background: rgba(102, 126, 234, 0.1);
    transform: translateX(5px);
}

.feature-icon {
    font-size: 1.5rem;
    margin-right: 1rem;
    display: inline-block;
    animation: bounce 2s infinite;
}

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

.contact-company {
    text-align: center;
    padding-top: 2rem;
    border-top: 2px solid rgba(102, 126, 234, 0.1);
}

.contact-company h4 {
    color: #2c3e50;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.contact-company p {
    color: #7f8c8d;
    font-size: 1rem;
}

.contact-info {
    display: grid;
    gap: 2rem;
}

.contact-phone {
    background: rgba(255, 255, 255, 0.95);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.contact-phone::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.contact-phone h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: #2c3e50;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.phone-number {
    font-size: 2rem;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 0.5rem;
    font-family: 'Courier New', monospace;
    letter-spacing: 2px;
}

.phone-note {
    color: #7f8c8d;
    font-size: 1.1rem;
    font-weight: 500;
}

.contact-wechat {
    background: rgba(255, 255, 255, 0.95);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.contact-wechat::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #07C160 0%, #06AE56 100%);
}

.contact-wechat h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: #2c3e50;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.qr-code-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.qr-code {
    width: 150px;
    height: 150px;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 3px solid #fff;
}

.qr-code:hover {
    transform: scale(1.05);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.qr-note {
    color: #7f8c8d;
    font-size: 1rem;
    font-weight: 500;
}

.contact-hours {
    background: rgba(255, 255, 255, 0.95);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.contact-hours::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.contact-hours h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: #2c3e50;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.contact-hours p {
    color: #7f8c8d;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.contact-hours p:last-child {
    font-weight: 600;
    color: #667eea;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-text h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #333;
}

.about-text p {
    margin-bottom: 1.5rem;
    color: #666;
    line-height: 1.8;
}

.badge {
    display: inline-block;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 600;
}

.about-image img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

/* Cases Section */
.cases {
    padding: 80px 0;
    background: #f8f9fa;
}

.cases-grid {
    display: grid;
    gap: 3rem;
    margin-top: 2rem;
}

.case-item {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 2rem;
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.case-image img {
    width: 100%;
    border-radius: 10px;
}

.case-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: #333;
}

.case-result {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.before, .after {
    padding: 1rem;
    border-radius: 10px;
}

.before {
    background: #ffe6e6;
    border-left: 4px solid #ff6b6b;
}

.after {
    background: #e6f7e6;
    border-left: 4px solid #52c41a;
}

.before h4, .after h4 {
    color: #333;
    margin-bottom: 0.5rem;
}

.before p, .after p {
    color: #666;
    font-size: 0.9rem;
    line-height: 1.6;
}

.cases-footer {
    text-align: center;
    margin-top: 3rem;
    font-size: 1.2rem;
    color: #333;
    font-weight: 600;
}

/* Contact Section */
.contact {
    padding: 80px 0;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 2rem;
}

.contact-info h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #333;
}

.contact-info p {
    margin-bottom: 1rem;
    color: #666;
    font-size: 1.1rem;
}

.contact-form form {
    display: grid;
    gap: 1rem;
}

.contact-form input,
.contact-form textarea {
    padding: 1rem;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

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

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

.contact-form button {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1rem 2rem;
    border: none;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.contact-form button:hover {
    transform: translateY(-2px);
}

/* Footer */
.footer {
    background: #2c3e50;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: #fff;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #fff;
}

.footer-bottom {
    border-top: 1px solid #34495e;
    padding-top: 2rem;
    text-align: center;
}

.icp-info p {
    margin-bottom: 0.5rem;
    color: #bdc3c7;
}

.icp-info a {
    color: #fff;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: color 0.3s ease;
}

.icp-info a:hover {
    color: #667eea;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Loading optimization */
img {
    max-width: 100%;
    height: auto;
    loading: lazy;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    margin: 5% auto;
    padding: 0;
    border-radius: 20px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideIn 0.3s ease;
    position: relative;
    overflow: hidden;
}

@keyframes slideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.close {
    position: absolute;
    right: 20px;
    top: 20px;
    color: #aaa;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    z-index: 1001;
    transition: color 0.3s ease;
}

.close:hover,
.close:focus {
    color: #667eea;
}

.modal-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 2rem;
    text-align: center;
}

.modal-header h2 {
    margin: 0;
    font-size: 1.8rem;
    font-weight: 600;
}

.modal-body {
    padding: 2rem;
}

.modal-contact-info {
    display: grid;
    gap: 2rem;
}

.modal-phone,
.modal-wechat,
.modal-hours {
    background: rgba(255, 255, 255, 0.9);
    padding: 1.5rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
}

.modal-phone:hover,
.modal-wechat:hover,
.modal-hours:hover {
    transform: translateY(-3px);
}

.modal-phone {
    border-left: 4px solid #667eea;
}

.modal-wechat {
    border-left: 4px solid #07C160;
}

.modal-hours {
    border-left: 4px solid #f39c12;
}

.modal-phone h3,
.modal-wechat h3,
.modal-hours h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #2c3e50;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.modal-phone-number {
    font-size: 1.8rem;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 0.5rem;
    font-family: 'Courier New', monospace;
    letter-spacing: 1px;
}

.modal-phone-note {
    color: #7f8c8d;
    font-size: 1rem;
    font-weight: 500;
}

.modal-qr-container {
    margin: 1rem 0;
}

.modal-qr-code {
    width: 150px;
    height: 150px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    margin-bottom: 0.5rem;
}

.modal-qr-note {
    color: #7f8c8d;
    font-size: 0.9rem;
}

.modal-hours p {
    color: #7f8c8d;
    font-size: 1rem;
    margin-bottom: 0.3rem;
}

.modal-hours p:last-child {
    font-weight: 600;
    color: #f39c12;
}

/* Responsive modal */
@media (max-width: 768px) {
    .modal-content {
        width: 95%;
        margin: 10% auto;
    }
    
    .modal-header {
        padding: 1.5rem;
    }
    
    .modal-body {
        padding: 1.5rem;
    }
    
    .modal-phone-number {
        font-size: 1.5rem;
    }
    
    .modal-qr-code {
        width: 120px;
        height: 120px;
    }
}