/* Index Page Styles for hbyv10syb1 Template */

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

/* Hero Banner Section */
.hero-banner {
    position: relative;
    height: 100vh;
    background: #000000;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

/* 抽象光晕背景效果 */
.hero-banner::after {
    content: '';
    position: absolute;
    top: 5%;
    left: -10%;
    width: 1200px;
    height: 900px;
    background: radial-gradient(ellipse 60% 80% at 30% 40%, rgba(0, 212, 255, 0.8) 0%, rgba(0, 255, 200, 0.6) 25%, rgba(0, 150, 255, 0.4) 50%, rgba(100, 200, 255, 0.2) 75%, transparent 90%);
    border-radius: 30% 70% 60% 40% / 50% 30% 70% 50%;
    filter: blur(100px);
    animation: abstractHalo1 15s ease-in-out infinite;
    z-index: 1;
    transform: rotate(15deg);
    transition: all 0.3s ease;
}

.hero-banner::before {
    content: '';
    position: absolute;
    top: 40%;
    right: -15%;
    width: 1000px;
    height: 1100px;
    background: radial-gradient(ellipse 80% 60% at 70% 30%, rgba(0, 153, 204, 0.7) 0%, rgba(50, 200, 255, 0.5) 30%, rgba(0, 100, 180, 0.3) 60%, rgba(150, 220, 255, 0.15) 80%, transparent 95%);
    border-radius: 40% 60% 30% 70% / 60% 40% 80% 20%;
    filter: blur(90px);
    animation: abstractHalo2 18s ease-in-out infinite 3s;
    z-index: 1;
    transform: rotate(-20deg);
    transition: all 0.3s ease;
}

/* Removed complex halo interaction states for performance optimization */

/* 右侧抽象光晕 */
.hero-content::after {
    content: '';
    position: fixed;
    bottom: -20%;
    right: -30%;
    width: 950px;
    height: 800px;
    background: radial-gradient(ellipse 70% 90% at 60% 50%, rgba(102, 204, 255, 0.7) 0%, rgba(150, 255, 200, 0.5) 35%, rgba(80, 180, 255, 0.3) 65%, rgba(200, 230, 255, 0.1) 85%, transparent 95%);
    border-radius: 50% 30% 70% 50% / 40% 80% 20% 60%;
    filter: blur(85px);
    animation: abstractHalo3 22s ease-in-out infinite 8s;
    z-index: 0;
    pointer-events: none;
    transform: rotate(25deg);
    transition: all 0.3s ease;
}

/* Removed halo-active state for hero-content */

/* Particles Container - Removed */

/* Floating Orbs - Removed */

/* Energy Rings - Removed */

/* Data Streams - Removed */

/* Neural Network Lines - Removed */

/* 移动端背景效果优化 */
@media (max-width: 768px) {
    .hero-banner::before,
    .hero-banner::after,
    .hero-content::after {
        /* 保持粒子效果，但调整尺寸和性能 */
        width: 600px;
        height: 500px;
        filter: blur(60px);
    }
    
    .hero-banner::before {
        top: 20%;
        right: -20%;
        width: 500px;
        height: 600px;
    }
    
    .hero-banner::after {
        top: 10%;
        left: -15%;
        width: 600px;
        height: 450px;
    }
    
    .hero-content::after {
        bottom: -15%;
        right: -25%;
        width: 475px;
        height: 400px;
    }
    
    .hero-banner {
        background: #000000;
    }
}



.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1000px;
    padding: 0 20px;
}

.hero-brand {
    font-size: 4.5rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 1rem;
    line-height: 1.2;
    text-shadow: 
        0 0 10px rgba(0, 212, 255, 1),
        0 0 20px rgba(0, 212, 255, 1),
        0 0 40px rgba(0, 212, 255, 0.8),
        0 0 80px rgba(0, 212, 255, 0.6),
        0 0 120px rgba(0, 212, 255, 0.4),
        0 2px 15px rgba(0, 212, 255, 0.8);
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    text-shadow: 
        0 0 10px rgba(0, 212, 255, 1),
        0 0 20px rgba(0, 212, 255, 1),
        0 0 40px rgba(0, 212, 255, 0.8),
        0 0 80px rgba(0, 212, 255, 0.6),
        0 0 120px rgba(0, 212, 255, 0.4),
        0 2px 15px rgba(0, 212, 255, 0.8);
}

.hero-subtitle {
    font-size: 1.4rem;
    color: #b0b0b0;
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-buttons .btn {
    padding: 18px 36px;
    font-size: 1.2rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

/* 移动端标题与按钮尺寸 */
@media (max-width: 768px) {
    .hero-content {
        padding: 60px 20px 40px;
    }
    .hero-brand {
        font-size: 2.4rem;
        margin-bottom: 0.6rem;
        text-shadow: none;
    }
    .hero-title {
        font-size: 1.8rem;
        margin-bottom: 0.8rem;
        text-shadow: none;
    }
    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 1.2rem;
        color: #c9c9c9;
    }
    .hero-buttons {
        gap: 0.8rem;
    }
    .hero-buttons .btn {
        padding: 12px 18px;
        font-size: 1rem;
        border-radius: 28px;
    }
}

@media (max-width: 480px) {
    .hero-brand {
        font-size: 2rem;
    }
    .hero-title {
        font-size: 1.6rem;
    }
    .hero-subtitle {
        font-size: 0.95rem;
    }
    .hero-buttons .btn {
        width: 100%;
        max-width: 320px;
    }
}

.hero-buttons .btn-primary {
    background: linear-gradient(45deg, #00d4ff, #0099cc);
    color: #ffffff;
    border: none;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.4);
}

.hero-buttons .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 212, 255, 0.6);
}

.hero-buttons .btn-outline {
    background: transparent;
    color: #00d4ff;
    border: 2px solid #00d4ff;
}

.hero-buttons .btn-outline:hover {
    background: #00d4ff;
    color: #0a0a0a;
    transform: translateY(-2px);
}

/* Products Section */
.products-section {
    padding-top: 40px;
    padding-bottom: 20px;
    background: #0f0f0f;
    position: relative;
}

.products-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, #00d4ff, transparent);
}

.section-title {
    text-align: left;
    margin-bottom: 4rem;
}

.section-title h2 {
    font-size: 2.5rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 1rem;
    position: relative;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 60px;
    height: 3px;
    background: #00d4ff;
    border-radius: 2px;
}

.section-title p {
    font-size: 1.1rem;
    color: #e0e0e0;
    max-width: 800px;
    margin: 0;
    line-height: 1.6;
    font-weight: 400;
}

.products-container {
    margin-top: 3rem;
}

.product-group {
    margin-bottom: 2.5rem;
    position: relative;
}

.product-group-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 1.5rem;
    padding: 0.8rem 0;
    background: none;
    border-radius: 0;
    border: none;
    position: relative;
    overflow: hidden;
}

.product-subgroups {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.product-subgroup {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 8px;
    padding: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
}

.product-subgroup:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.product-subgroup-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 0.8rem;
    display: flex;
    align-items: center;
    position: relative;
}

.product-subgroup-icon {
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 0.8rem;
    font-size: 1rem;
    color: #ffffff;
    transition: all 0.3s ease;
}

.product-subgroup:hover .product-subgroup-icon {
    background: rgba(255, 255, 255, 0.15);
}

.product-subgroup-desc {
    display: none;
}

/* Loading Placeholder */
.loading-placeholder {
    text-align: center;
    padding: 3rem;
    color: #b0b0b0;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid #333;
    border-top: 3px solid #00d4ff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

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

.error-message {
    text-align: center;
    padding: 3rem;
    color: #ff6b6b;
    background: rgba(220, 53, 69, 0.1);
    border-radius: 12px;
    border: 1px solid rgba(220, 53, 69, 0.3);
}

.error-message i {
    font-size: 2rem;
    margin-bottom: 1rem;
    display: block;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .product-subgroups {
        grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
        gap: 1.2rem;
    }
    
    .product-group-title {
        font-size: 1.4rem;
    }
    
    .product-subgroup {
        padding: 1.2rem;
    }
}

@media (max-width: 768px) {
    .product-subgroups {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .product-group-title {
        font-size: 1.3rem;
    }
    
    .product-subgroup {
        padding: 1rem;
    }
    
    .product-subgroup-icon {
        width: 32px;
        height: 32px;
        font-size: 0.9rem;
    }
    
    .product-subgroup-title {
        font-size: 1.1rem;
    }
    
    .product-subgroup-desc {
        font-size: 0.85rem;
    }
    
    .product-subgroup:hover {
        transform: translateY(-4px) scale(1.01);
    }
}

@media (max-width: 480px) {
    .product-subgroups {
        gap: 0.8rem;
    }
    
    .product-group-title {
        font-size: 1.2rem;
    }
    
    .product-subgroup {
        padding: 0.8rem;
    }
    
    .product-subgroup-icon {
        width: 28px;
        height: 28px;
        font-size: 0.8rem;
        margin-right: 0.6rem;
    }
    
    .product-subgroup-title {
        font-size: 1rem;
        margin-bottom: 0.6rem;
    }
    
    .product-subgroup-desc {
        font-size: 0.8rem;
    }
}

/* Solutions Section */
.solutions-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    position: relative;
}

/* Industry Grid */
.industry-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
}

.industry-card {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(15px);
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid rgba(0, 212, 255, 0.2);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    height: 200px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    z-index: 1;
}

.industry-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, 
        rgba(0, 212, 255, 0.1) 0%, 
        rgba(0, 153, 204, 0.1) 50%, 
        rgba(0, 212, 255, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 1;
}

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

.industry-card:hover {
    transform: translateY(-8px) scale(1.15);
    border-color: #00d4ff;
    box-shadow: 0 25px 50px rgba(0, 212, 255, 0.4);
    z-index: 10;
}

.industry-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, #00d4ff, #0099cc);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s ease;
    position: relative;
    z-index: 2;
}

.industry-icon svg {
    width: 40px;
    height: 40px;
    color: #ffffff;
    transition: all 0.3s ease;
}

.industry-card:hover .industry-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 10px 25px rgba(0, 212, 255, 0.5);
}

.industry-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #ffffff;
    margin: 0;
    position: relative;
    z-index: 2;
    transition: all 0.3s ease;
}

.industry-card:hover h3 {
    color: #00d4ff;
    text-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

/* Industry Overlay */
.industry-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(0, 0, 0, 0.95) 0%, 
        rgba(26, 26, 46, 0.95) 100%);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 2rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(30px) scale(0.9);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 15;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.industry-card:hover .industry-overlay {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.industry-details h4 {
    font-size: 1.4rem;
    font-weight: 600;
    color: #00d4ff;
    margin-bottom: 0.8rem;
    text-align: center;
}

.industry-details p {
    color: #e0e0e0;
    font-size: 0.8rem;
    line-height: 1.4;
    margin-bottom: 1rem;
    text-align: center;
}

.industry-details ul {
    list-style: none;
    padding: 0;
    margin: 0 0 1rem 0;
}

.industry-details li {
    color: #b0b0b0;
    font-size: 0.75rem;
    margin-bottom: 0.3rem;
    padding-left: 1rem;
    position: relative;
    opacity: 0;
    transform: translateX(-20px);
    animation: slideInLeft 0.3s ease forwards;
}

.industry-card:hover .industry-details li:nth-child(1) { animation-delay: 0.1s; }
.industry-card:hover .industry-details li:nth-child(2) { animation-delay: 0.15s; }
.industry-card:hover .industry-details li:nth-child(3) { animation-delay: 0.2s; }
.industry-card:hover .industry-details li:nth-child(4) { animation-delay: 0.25s; }
.industry-card:hover .industry-details li:nth-child(5) { animation-delay: 0.3s; }

@keyframes slideInLeft {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.industry-details li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: #00d4ff;
    font-size: 0.7rem;
    top: 0.1rem;
    background: rgba(0, 212, 255, 0.2);
    width: 16px;
    height: 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    top: 50%;
    transform: translateY(-50%);
}

.industry-stats {
    display: flex;
    justify-content: space-around;
    margin-top: auto;
}

.industry-stats span {
    background: linear-gradient(45deg, #00d4ff, #0099cc);
    color: #ffffff;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.75rem;
    font-weight: 600;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

/* Responsive Design for Industry Cards */
@media (max-width: 768px) {
    .industry-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
        padding: 0 1rem;
    }
    
    .industry-card {
        height: 160px;
        padding: 1rem;
    }
    
    .industry-card:hover {
        transform: translateY(-3px) scale(1.05);
        border-color: #00d4ff;
        box-shadow: 0 15px 30px rgba(0, 212, 255, 0.3);
        z-index: 10;
    }
    
    .industry-icon {
        width: 50px;
        height: 50px;
        margin-bottom: 0.6rem;
    }
    
    .industry-icon svg {
        width: 25px;
        height: 25px;
    }
    
    .industry-card h3 {
        font-size: 1rem;
        margin-bottom: 0.5rem;
    }
    
    .industry-card p {
        font-size: 0.8rem;
        line-height: 1.3;
        margin: 0;
    }
    
    .industry-overlay {
        padding: 1.2rem;
    }
    
    .industry-details h4 {
        font-size: 1.1rem;
    }
    
    .industry-details p {
        font-size: 0.75rem;
    }
    
    .industry-details li {
        font-size: 0.7rem;
    }
    
    .industry-stats {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .industry-stats span {
        font-size: 0.65rem;
        padding: 0.2rem 0.5rem;
    }
    
    /* 手机端隐藏能源电力卡片 */
    .industry-card[data-industry="energy"] {
        display: none;
    }
}

@media (max-width: 480px) {
    .industry-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.8rem;
    }
    
    .industry-card {
        height: 140px;
        padding: 0.8rem;
    }
    
    .industry-card:hover {
        transform: translateY(-2px) scale(1.03);
        border-color: #00d4ff;
        box-shadow: 0 10px 20px rgba(0, 212, 255, 0.25);
        z-index: 10;
    }
    
    .industry-icon {
        width: 40px;
        height: 40px;
        margin-bottom: 0.5rem;
    }
    
    .industry-icon svg {
        width: 20px;
        height: 20px;
    }
    
    .industry-card h3 {
        font-size: 0.9rem;
        margin-bottom: 0.4rem;
    }
    
    .industry-card p {
        font-size: 0.75rem;
        line-height: 1.2;
        margin: 0;
    }
    
    /* 手机端隐藏能源电力卡片 */
    .industry-card[data-industry="energy"] {
        display: none;
    }
}



/* Features Section */
.features-section {
    padding: 120px 0;
    background: #0a0a0a;
    position: relative;
    overflow: hidden;
}

/* 动态背景粒子效果 */
.features-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 20% 30%, rgba(0, 212, 255, 0.03) 0%, transparent 50%),
                radial-gradient(circle at 80% 70%, rgba(0, 153, 204, 0.04) 0%, transparent 50%),
                radial-gradient(circle at 40% 80%, rgba(102, 204, 255, 0.02) 0%, transparent 50%);
    animation: particleFloat 20s ease-in-out infinite;
    pointer-events: none;
}

@keyframes particleFloat {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    25% { transform: translate(-20px, -30px) rotate(90deg); }
    50% { transform: translate(20px, -20px) rotate(180deg); }
    75% { transform: translate(-10px, 30px) rotate(270deg); }
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 4rem;
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 2;
}

.feature-item {
    background: linear-gradient(145deg, #1a1a1a 0%, #2d2d2d 50%, #1f1f1f 100%);
    border-radius: 20px;
    padding: 1.8rem;
    text-align: center;
    border: 2px solid transparent;
    background-clip: padding-box;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3), 
                inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

/* 渐变边框效果 */
.feature-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 20px;
    padding: 2px;
    background: linear-gradient(45deg, #00d4ff, #0099cc, #66ccff, #00d4ff);
    background-size: 300% 300%;
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    opacity: 0;
    transition: all 0.4s ease;
    animation: gradientShift 3s ease-in-out infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.feature-item:hover::before {
    opacity: 1;
}

.feature-item:hover {
    transform: translateY(-12px) scale(1.03);
    box-shadow: 0 20px 60px rgba(0, 212, 255, 0.2),
                0 8px 32px rgba(0, 0, 0, 0.4),
                inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.feature-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, #00d4ff 0%, #0099cc 50%, #006699 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: #ffffff;
    transition: all 0.4s ease;
    position: relative;
    z-index: 3;
    box-shadow: 0 8px 25px rgba(0, 212, 255, 0.3),
                inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.feature-item:hover .feature-icon {
    transform: scale(1.15) rotate(5deg);
    box-shadow: 0 15px 40px rgba(0, 212, 255, 0.5),
                inset 0 1px 0 rgba(255, 255, 255, 0.3);
    background: linear-gradient(135deg, #00e5ff 0%, #00b8d4 50%, #0097a7 100%);
}

.feature-content {
    position: relative;
    z-index: 3;
}

.feature-item h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 0.8rem;
    transition: all 0.3s ease;
}

.feature-item:hover h4 {
    color: #00d4ff;
    text-shadow: 0 0 10px rgba(0, 212, 255, 0.3);
}

.feature-item p {
    color: #b0b0b0;
    line-height: 1.5;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    margin: 0;
}

.feature-item:hover p {
    color: #d0d0d0;
}

/* News Section */
.news-section {
    padding: 100px 0;
    background: #0a0a0a;
    position: relative;
}

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

.news-column {
    background: linear-gradient(145deg, #1a1a1a, #2a2a2a);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
    border: 1px solid #333;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.news-column::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

.news-column:hover::before {
    left: 100%;
}

.news-column:hover {
    transform: translateY(-5px);
    border-color: #00d4ff;
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.2);
}

.news-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid #333;
}

.news-header i {
    font-size: 1.5rem;
    color: #00d4ff;
    margin-right: 0.5rem;
}

.news-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #ffffff;
    margin: 0;
    display: flex;
    align-items: center;
}

.more-link {
    color: #00d4ff;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

.more-link:hover {
    color: #0099cc;
}

.news-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.news-item {
    display: flex;
    align-items: flex-start;
    padding: 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: 1px solid transparent;
    background: rgba(255, 255, 255, 0.02);
}

.news-item:hover {
    background: rgba(0, 212, 255, 0.1);
    border-color: rgba(0, 212, 255, 0.3);
    transform: translateX(5px);
}

.news-item-date {
    background: #00d4ff;
    color: white;
    padding: 0.5rem;
    border-radius: 8px;
    text-align: center;
    min-width: 60px;
    margin-right: 1rem;
    font-size: 0.85rem;
    font-weight: 600;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.date-month {
    font-size: 0.75rem;
    opacity: 0.9;
    line-height: 1;
}

.date-day {
    font-size: 1.1rem;
    font-weight: 700;
    line-height: 1;
    margin-top: 2px;
}

.news-item-content {
    flex: 1;
}

.news-item-title {
    font-size: 0.95rem;
    font-weight: 500;
    color: #e0e0e0;
    line-height: 1.4;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-item:hover .news-item-title {
    color: #00d4ff;
}

.loading {
    text-align: center;
    padding: 2rem;
    color: #888;
    font-style: italic;
}

.error {
    text-align: center;
    padding: 2rem;
    color: #ff6b6b;
    background: rgba(220, 53, 69, 0.1);
    border-radius: 8px;
    margin: 1rem 0;
    border: 1px solid rgba(220, 53, 69, 0.3);
}

/* CTA Section */
.cta-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0a0a0a 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
}

.cta-content {
    position: relative;
    z-index: 2;
    max-width: 600px;
    margin: 0 auto;
}

.cta-section h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.cta-section p {
    font-size: 1.1rem;
    color: #b0b0b0;
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

.cta-section .btn-primary {
    padding: 18px 40px;
    font-size: 1.2rem;
    font-weight: 600;
    background: linear-gradient(45deg, #00d4ff, #0099cc);
    color: #ffffff;
    border: none;
    border-radius: 50px;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.4);
}

.cta-section .btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 212, 255, 0.6);
}

/* Animations */
@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}



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

/* 光晕移动动画 */
@keyframes abstractHalo1 {
    0% {
        transform: rotate(15deg) scale(1) skew(0deg, 0deg);
        border-radius: 30% 70% 60% 40% / 50% 30% 70% 50%;
        opacity: 0.8;
        top: 5%;
        left: -10%;
    }
    20% {
        transform: rotate(25deg) scale(1.3) skew(5deg, -3deg);
        border-radius: 60% 40% 30% 70% / 40% 60% 50% 50%;
        opacity: 0.6;
        top: 2%;
        left: -8%;
    }
    40% {
        transform: rotate(5deg) scale(0.8) skew(-8deg, 5deg);
        border-radius: 20% 80% 70% 30% / 60% 20% 80% 40%;
        opacity: 0.9;
        top: 8%;
        left: -12%;
    }
    60% {
        transform: rotate(35deg) scale(1.5) skew(3deg, -7deg);
        border-radius: 70% 30% 40% 60% / 30% 70% 60% 40%;
        opacity: 0.5;
        top: 3%;
        left: -6%;
    }
    80% {
        transform: rotate(-5deg) scale(1.1) skew(-5deg, 8deg);
        border-radius: 40% 60% 80% 20% / 70% 30% 40% 60%;
        opacity: 0.7;
        top: 7%;
        left: -11%;
    }
    100% {
        transform: rotate(15deg) scale(1) skew(0deg, 0deg);
        border-radius: 30% 70% 60% 40% / 50% 30% 70% 50%;
        opacity: 0.8;
        top: 5%;
        left: -10%;
    }
}

@keyframes abstractHalo2 {
    0% {
        transform: rotate(-20deg) scale(1) skew(0deg, 0deg);
        border-radius: 40% 60% 30% 70% / 60% 40% 80% 20%;
        opacity: 0.7;
        top: 40%;
        right: -15%;
    }
    25% {
        transform: rotate(-35deg) scale(1.4) skew(-6deg, 4deg);
        border-radius: 70% 30% 60% 40% / 30% 80% 20% 70%;
        opacity: 0.5;
        top: 35%;
        right: -12%;
    }
    50% {
        transform: rotate(-10deg) scale(0.7) skew(8deg, -5deg);
        border-radius: 20% 80% 40% 60% / 70% 30% 60% 40%;
        opacity: 0.9;
        top: 45%;
        right: -18%;
    }
    75% {
        transform: rotate(-40deg) scale(1.6) skew(-3deg, 7deg);
        border-radius: 60% 40% 70% 30% / 40% 60% 30% 70%;
        opacity: 0.4;
        top: 38%;
        right: -10%;
    }
    100% {
        transform: rotate(-20deg) scale(1) skew(0deg, 0deg);
        border-radius: 40% 60% 30% 70% / 60% 40% 80% 20%;
        opacity: 0.7;
        top: 40%;
        right: -15%;
    }
}

@keyframes abstractHalo3 {
    0% {
        transform: rotate(25deg) scale(1) skew(0deg, 0deg);
        border-radius: 50% 30% 70% 50% / 40% 80% 20% 60%;
        opacity: 0.7;
        bottom: -20%;
        right: -30%;
    }
    15% {
        transform: rotate(45deg) scale(1.2) skew(4deg, -6deg);
        border-radius: 30% 70% 40% 60% / 60% 40% 70% 30%;
        opacity: 0.5;
        bottom: -25%;
        right: -25%;
    }
    35% {
        transform: rotate(10deg) scale(0.9) skew(-7deg, 3deg);
        border-radius: 70% 30% 50% 50% / 30% 70% 50% 50%;
        opacity: 0.8;
        bottom: -15%;
        right: -35%;
    }
    55% {
        transform: rotate(60deg) scale(1.4) skew(6deg, -4deg);
        border-radius: 40% 60% 30% 70% / 70% 30% 60% 40%;
        opacity: 0.4;
        bottom: -30%;
        right: -20%;
    }
    75% {
        transform: rotate(-10deg) scale(0.7) skew(-3deg, 8deg);
        border-radius: 60% 40% 70% 30% / 50% 50% 30% 70%;
        opacity: 0.9;
        bottom: -18%;
        right: -32%;
    }
    100% {
        transform: rotate(25deg) scale(1) skew(0deg, 0deg);
        border-radius: 50% 30% 70% 50% / 40% 80% 20% 60%;
        opacity: 0.7;
        bottom: -20%;
        right: -30%;
    }
}

/* 激烈动画关键帧 */
@keyframes intenseHalo1 {
    0% {
        transform: rotate(15deg) scale(1.5) skew(10deg, 5deg);
        border-radius: 20% 80% 40% 60% / 70% 30% 90% 10%;
        opacity: 1.2;
        top: 0%;
        left: -15%;
    }
    25% {
        transform: rotate(45deg) scale(2.0) skew(-15deg, 10deg);
        border-radius: 80% 20% 70% 30% / 40% 90% 20% 80%;
        opacity: 1.5;
        top: -5%;
        left: -20%;
    }
    50% {
        transform: rotate(0deg) scale(1.8) skew(8deg, -12deg);
        border-radius: 60% 40% 20% 80% / 90% 10% 70% 30%;
        opacity: 1.0;
        top: 10%;
        left: -5%;
    }
    75% {
        transform: rotate(30deg) scale(2.2) skew(-10deg, 8deg);
        border-radius: 30% 70% 90% 10% / 20% 80% 40% 60%;
        opacity: 1.4;
        top: 2%;
        left: -12%;
    }
    100% {
        transform: rotate(15deg) scale(1.5) skew(10deg, 5deg);
        border-radius: 20% 80% 40% 60% / 70% 30% 90% 10%;
        opacity: 1.2;
        top: 0%;
        left: -15%;
    }
}

@keyframes intenseHalo2 {
    0% {
        transform: rotate(-20deg) scale(1.4) skew(-8deg, 6deg);
        border-radius: 70% 30% 50% 50% / 80% 20% 60% 40%;
        opacity: 1.1;
        top: 35%;
        right: -20%;
    }
    30% {
        transform: rotate(-50deg) scale(1.9) skew(12deg, -8deg);
        border-radius: 40% 60% 80% 20% / 30% 70% 90% 10%;
        opacity: 1.4;
        top: 30%;
        right: -25%;
    }
    60% {
        transform: rotate(-10deg) scale(1.6) skew(-5deg, 10deg);
        border-radius: 90% 10% 30% 70% / 60% 40% 20% 80%;
        opacity: 0.9;
        top: 45%;
        right: -10%;
    }
    100% {
        transform: rotate(-20deg) scale(1.4) skew(-8deg, 6deg);
        border-radius: 70% 30% 50% 50% / 80% 20% 60% 40%;
        opacity: 1.1;
        top: 35%;
        right: -20%;
    }
}

@keyframes intenseHalo3 {
    0% {
        transform: rotate(25deg) scale(1.6) skew(12deg, -6deg);
        border-radius: 30% 70% 40% 60% / 80% 20% 90% 10%;
        opacity: 1.3;
        bottom: -25%;
        right: -35%;
    }
    40% {
        transform: rotate(60deg) scale(2.1) skew(-10deg, 15deg);
        border-radius: 80% 20% 90% 10% / 40% 60% 30% 70%;
        opacity: 1.6;
        bottom: -30%;
        right: -40%;
    }
    70% {
        transform: rotate(10deg) scale(1.8) skew(8deg, -10deg);
        border-radius: 60% 40% 20% 80% / 70% 30% 80% 20%;
        opacity: 1.0;
        bottom: -15%;
        right: -25%;
    }
    100% {
        transform: rotate(25deg) scale(1.6) skew(12deg, -6deg);
        border-radius: 30% 70% 40% 60% / 80% 20% 90% 10%;
        opacity: 1.3;
        bottom: -25%;
        right: -35%;
    }
}

/* Particle Animations - Removed */

/* Responsive Design */
@media (max-width: 1024px) and (min-width: 769px) {
    .industry-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .section-title {
        margin-bottom: 3rem;
    }
    
    .section-title h2 {
        font-size: 2rem;
    }
    
    .section-title p {
        font-size: 1rem;
        max-width: 100%;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .industry-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .features-section {
        padding: 80px 0;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
        max-width: 800px;
    }
    
    .feature-item {
        padding: 1.5rem;
        min-height: 180px;
    }
    
    .feature-icon {
         width: 50px;
         height: 50px;
         font-size: 1.3rem;
         margin-bottom: 1.2rem;
         border-radius: 12px;
     }
    
    .feature-item h4 {
        font-size: 1rem;
    }
    
    .feature-item p {
        font-size: 0.85rem;
    }
    
    .news-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .news-column {
        padding: 1.5rem;
    }
    

    
    .industry-card {
        height: auto;
        min-height: 180px;
    }
    
    .industry-card:hover {
        transform: translateY(-5px) scale(1.05);
    }
    
    .service-card,
    .solution-card {
        padding: 2rem;
    }
    
    .cta-section h2 {
        font-size: 2rem;
    }
    
    .floating-service {
        bottom: 20px;
        right: 20px;
    }
    
    .service-btn {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
}

@media (max-width: 480px) {
    .hero-banner {
        min-height: 80vh;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .services-section,
    .solutions-section,
    .features-section,
    .cta-section {
        padding: 60px 0;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .industry-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
        max-width: 100%;
    }
    
    .feature-item {
        padding: 1rem;
        min-height: 140px;
    }
    
    .feature-icon {
         width: 50px;
         height: 50px;
         font-size: 1.3rem;
         margin-bottom: 1rem;
         border-radius: 12px;
     }
    
    .feature-item h4 {
        font-size: 1rem;
    }
    
    .feature-item p {
        font-size: 0.85rem;
    }
    
    .service-card,
    .solution-card {
        padding: 1.5rem;
    }
    
    .solution-icon,
    .service-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .industry-card {
        padding: 1rem;
        min-height: 140px;
    }
    
    .industry-icon {
        width: 50px;
        height: 50px;
    }
    
    .industry-icon svg {
        width: 25px;
        height: 25px;
    }
    
    .industry-card h3 {
        font-size: 1rem;
    }
    
    .industry-card p {
        font-size: 0.85rem;
    }
}

/* 新增移动端响应式优化 */
@media (max-width: 768px) {
    /* 页面整体间距调整 */
    .services-section,
    .solutions-section,
    .features-section,
    .news-section,
    .cta-section {
        padding: 60px 0;
    }
    
    .container {
        padding: 0 20px;
    }
    
    /* 标题优化 */
    .section-title {
        margin-bottom: 2rem;
    }
    
    .section-title h2 {
        font-size: 1.8rem;
        margin-bottom: 0.8rem;
    }
    
    .section-title p {
        font-size: 1rem;
    }
    
    /* 服务网格 */
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
        margin-top: 2rem;
    }
    
    .service-card {
        padding: 1.5rem 1rem;
    }
    
    .service-icon {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
        margin-bottom: 0.8rem;
    }
    
    .service-card h3 {
        font-size: 1.1rem;
        margin-bottom: 0.6rem;
    }
    
    .service-card p {
        font-size: 0.85rem;
        margin-bottom: 1rem;
        line-height: 1.4;
    }
    
    /* 特色网格 */
    .features-grid {
        gap: 1.5rem;
        margin-top: 2rem;
        max-width: 100%;
    }
    
    .feature-item {
        flex-direction: column !important;
        text-align: center !important;
        padding: 1.5rem;
        gap: 1rem;
        width: 100% !important;
        margin-left: auto !important;
        margin-right: auto !important;
    }
    
    .feature-item:nth-child(odd)::after,
    .feature-item:nth-child(even)::after {
        display: none;
    }
    
    .feature-icon {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
    
    .feature-item h4 {
        font-size: 1.1rem;
        margin-bottom: 0.8rem;
    }
    
    .feature-item p {
        font-size: 0.9rem;
    }
    
    /* 新闻内容 */
    .news-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        margin-top: 2rem;
    }
    
    .news-column {
        padding: 1.5rem;
    }
    
    .news-header {
        margin-bottom: 1rem;
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    
    .news-header h3 {
        font-size: 1.1rem;
    }
    
    .more-link {
        font-size: 0.85rem;
    }
    
    .news-item {
        padding: 0.8rem;
    }
    
    .news-item-date {
        min-width: 50px;
        padding: 0.4rem;
        font-size: 0.75rem;
    }
    
    .date-day {
        font-size: 1rem;
    }
    
    .news-item-title {
        font-size: 0.9rem;
        line-height: 1.3;
    }
    
    /* CTA区域 */
    .cta-content {
        padding: 0 20px;
    }
    
    .cta-section h2 {
        font-size: 1.8rem;
        margin-bottom: 1rem;
    }
    
    .cta-section p {
        font-size: 1rem;
        margin-bottom: 2rem;
    }
    
    .cta-section .btn-primary {
        padding: 14px 30px;
        font-size: 1.1rem;
        border-radius: 35px;
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 480px) {
    /* 页面间距进一步收紧 */
    .services-section,
    .solutions-section,
    .features-section,
    .news-section,
    .cta-section {
        padding: 40px 0;
    }
    
    .container {
        padding: 0 15px;
    }
    
    /* 标题进一步缩小 */
    .section-title {
        margin-bottom: 2rem;
    }
    
    .section-title h2 {
        font-size: 1.5rem;
        line-height: 1.3;
    }
    
    .section-title h2::after {
        width: 60px;
        height: 3px;
    }
    
    .section-title p {
        font-size: 0.95rem;
        line-height: 1.5;
    }
    
    /* 服务卡片 */
    .service-card {
        padding: 1.25rem 0.8rem;
    }
    
    .service-icon {
        width: 45px;
        height: 45px;
        font-size: 1.1rem;
    }
    
    .service-card h3 {
        font-size: 1rem;
        margin-bottom: 0.5rem;
    }
    
    .service-card p {
        font-size: 0.8rem;
        line-height: 1.3;
        margin-bottom: 0.8rem;
    }
    
    .service-card .btn {
        font-size: 0.8rem;
        padding: 0.5rem 1rem;
    }
    
    /* 特色卡片样式已在主要响应式部分定义 */
    
    /* 新闻栏优化 */
    .news-column {
        padding: 1.25rem;
    }
    
    .news-header h3 {
        font-size: 1rem;
    }
    
    .news-item {
        flex-direction: column;
        gap: 0.5rem;
        padding: 1rem;
    }
    
    .news-item-date {
        background: none;
        color: #888;
        padding: 0;
        border-radius: 0;
        text-align: left;
        min-width: auto;
        margin: 0;
        font-size: 0.75rem;
        font-weight: 400;
        display: block;
        order: 2;
    }
    
    .date-month,
    .date-day {
        display: inline;
        font-size: inherit;
        font-weight: inherit;
        margin: 0;
    }
    
    .date-month::after {
        content: ' ';
    }
    
    .news-item-content {
        order: 1;
    }
    
    .news-item-title {
        font-size: 0.85rem;
        margin-bottom: 0.3rem;
    }
    
    /* CTA区域 */
    .cta-section h2 {
        font-size: 1.5rem;
        line-height: 1.3;
    }
    
    .cta-section p {
        font-size: 0.95rem;
        line-height: 1.5;
    }
    
    .cta-section .btn-primary {
        padding: 12px 24px;
        font-size: 1rem;
    }
}

/* 触摸设备优化 */
@media (hover: none) and (pointer: coarse) {
    .service-card:hover,
    .feature-item:hover,
    .industry-card:hover,
    .news-column:hover {
        transform: none;
        box-shadow: 0 5px 15px rgba(0, 212, 255, 0.2);
    }
    
    .service-card,
    .feature-item,
    .industry-card,
    .news-column {
        transition: box-shadow 0.2s ease;
    }
    
    .service-card:active,
    .feature-item:active,
    .industry-card:active {
        transform: scale(0.98);
        box-shadow: 0 2px 8px rgba(0, 212, 255, 0.3);
    }
}

/* 小屏设备的可读性优化 */
@media (max-width: 360px) {
    .container {
        padding: 0 10px;
    }
    
    .service-card,
    .feature-item,
    .industry-card,
    .news-column {
        padding: 0.8rem;
    }
    
    .service-icon,
    .feature-icon {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .industry-icon {
        width: 40px;
        height: 40px;
    }
    
    .industry-icon svg {
        width: 20px;
        height: 20px;
    }
    
    .service-card h3,
    .feature-item h4,
    .industry-card h3 {
        font-size: 0.9rem;
    }
    
    .service-card p,
    .feature-item p,
    .industry-card p {
        font-size: 0.8rem;
    }
    
    /* 手机端隐藏能源电力卡片 */
    .industry-card[data-industry="energy"] {
        display: none;
    }
}