/* 招聘页面岗位卡片美化 */
.jobs-section {
    padding: 60px 0 80px;
}
.jobs-list {
    display: grid;
    grid-template-columns: repeat(4, minmax(380px, 1fr));
    gap: 2.5rem;
    justify-items: center;
    margin-bottom: 2.5rem;
}
/* 招聘页面整体容器居中且更宽 */
.jobs-section > .container {
    max-width: 1680px;
    margin-left: auto;
    margin-right: auto;
}
.job-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    box-shadow: 0 6px 24px rgba(41,121,255,0.08);
    padding: 2.5rem 2.3rem 2.3rem 2.3rem;
    min-width: 0;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
    transition: box-shadow 0.3s, transform 0.3s;
    min-height: auto;
    overflow: visible;
    word-break: break-word;
}
/* 移除大屏下的 max-width 限制，交由 grid 控制宽度 */
.job-card:hover {
    box-shadow: 0 12px 36px rgba(41,121,255,0.18);
    transform: translateY(-6px) scale(1.02);
}
.job-card h2.section-title {
    font-size: 1.35rem;
    margin-bottom: 0.7rem;
    text-align: left;
}
.job-info {
    list-style: none;
    padding: 0;
    margin-bottom: 0.7rem;
    color: var(--text-secondary);
    font-size: 0.98rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1.2rem;
}
.job-info li {
    margin: 0;
}
.job-card h3 {
    font-size: 1.08rem;
    margin: 0.5rem 0 0.3rem 0;
    color: var(--text-primary);
}
.job-card ul {
    margin: 0 0 0.7rem 1.2rem;
    padding-left: 1.1em;
    color: var(--text-secondary);
    font-size: 0.97rem;
    line-height: 1.7;
}
.job-apply {
    background: var(--light-bg);
    border-radius: 14px;
    padding: 1.5rem 2rem;
    text-align: center;
    box-shadow: 0 2px 10px rgba(41,121,255,0.05);
}
.job-apply h3 {
    font-size: 1.15rem;
    margin-bottom: 0.7rem;
}
.job-apply a.product-link {
    color: #2979ff;
    font-weight: 600;
    text-decoration: underline;
}
@media (max-width: 1500px) {
    .jobs-list {
        grid-template-columns: repeat(2, minmax(340px, 1fr));
        gap: 2rem;
    }
}

@media (max-width: 900px) {
    .jobs-list {
        grid-template-columns: 1fr;
        gap: 1.2rem;
    }
}
/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-gradient: linear-gradient(135deg, #0d47a1 0%, #2979ff 100%);
    --secondary-gradient: linear-gradient(135deg, #aa00ff 0%, #ff6e40 100%);
    --accent-gradient: linear-gradient(135deg, #00b0ff 0%, #00e676 100%);
    --success-gradient: linear-gradient(135deg, #00c853 0%, #64dd17 100%);
    --warning-gradient: linear-gradient(135deg, #ff9100 0%, #ffea00 100%);
    --dark-bg: #0a0a14;
    --card-bg: rgba(30, 30, 45, 0.85);
    --light-bg: rgba(255, 255, 255, 0.05);
    --text-primary: #ffffff;
    --text-secondary: #b0bec5;
    --text-light: #90a4ae;
    --border-color: rgba(255, 255, 255, 0.1);
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.5);
    --glow-blue: 0 0 30px rgba(41, 121, 255, 0.5);
    --glow-purple: 0 0 30px rgba(170, 0, 255, 0.5);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(13, 71, 161, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(170, 0, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(0, 176, 255, 0.05) 0%, transparent 50%);
    z-index: -1;
    pointer-events: none;
}

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

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 10, 20, 0.95);
    backdrop-filter: blur(20px);
    z-index: 1000;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(10, 10, 20, 0.98);
    box-shadow: var(--shadow-lg);
}

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

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    text-decoration: none;
}

.nav-brand i {
    font-size: 2rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: pulse 3s ease-in-out infinite;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 0.5rem;
}

.nav-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
    transition: all 0.3s ease;
    font-weight: 500;
    position: relative;
    overflow: hidden;
}

.nav-menu a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-gradient);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.nav-menu a:hover {
    color: white;
    transform: translateY(-2px);
}

.nav-menu a:hover::before {
    opacity: 1;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 3px;
}

@keyframes pulse {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-3px);
    }
}

/* 英雄区域 */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 100px 0 50px;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 30% 50%, rgba(13, 71, 161, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 70% 80%, rgba(170, 0, 255, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 50% 20%, rgba(0, 176, 255, 0.1) 0%, transparent 50%);
    z-index: -1;
    overflow: hidden;
}

/* 动态渐变背景 */
.gradient-animation {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, #0d47a1, #2979ff, #aa00ff, #ff6e40, #00b0ff, #00e676);
    background-size: 300% 300%;
    animation: gradientShift 15s ease infinite;
    opacity: 0.3;
    z-index: -2;
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    25% {
        background-position: 50% 0%;
    }
    50% {
        background-position: 100% 50%;
    }
    75% {
        background-position: 50% 100%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* 粒子画布 */
#particles-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    white-space: nowrap; /* 防止文本换行 */
}

.gradient-text {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    white-space: normal; /* 允许文本换行 */
    max-width: 800px; /* 设置最大宽度，确保在大屏幕上仍然居中 */
    line-height: 1.6; /* 增加行高，提高可读性 */
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: var(--glow-blue);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(41, 121, 255, 0.6);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--text-primary);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

/* 音视频技术演示 */
.hero-visual {
    position: relative;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tech-demonstration {
    position: relative;
    width: 100%;
    height: 100%;
}

.tech-element {
    position: absolute;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    backdrop-filter: blur(10px);
    padding: 20px;
}

.audio-wave {
    top: 10%;
    left: 10%;
    width: 120px;
    height: 120px;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 8px;
}

.wave-bar {
    width: 10px;
    background: var(--primary-gradient);
    border-radius: 5px;
    animation: wave 1.5s infinite ease-in-out;
}

.wave-bar:nth-child(2) { animation-delay: 0.1s; }
.wave-bar:nth-child(3) { animation-delay: 0.2s; height: 40px; }
.wave-bar:nth-child(4) { animation-delay: 0.3s; height: 50px; }
.wave-bar:nth-child(5) { animation-delay: 0.4s; }

@keyframes wave {
    0%, 100% { height: 20px; }
    50% { height: 60px; }
}

.video-stream {
    bottom: 10%;
    right: 10%;
    width: 180px;
    height: 140px;
}

.stream-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 5px;
    height: 100%;
}

.stream-cell {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 5px;
    position: relative;
    overflow: hidden;
}

.stream-cell.active {
    background: var(--primary-gradient);
    animation: stream-pulse 2s infinite;
}

.stream-cell.active::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: white;
    transform: translate(-50%, -50%);
}

@keyframes stream-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.message-bubbles {
    top: 50%;
    right: 30%;
    width: 160px;
    height: 160px;
    transform: translateY(-50%);
}

.message-bubble {
    position: absolute;
    background: var(--secondary-gradient);
    border-radius: 10px;
    width: 50px;
    height: 30px;
    opacity: 0.8;
}

.message-bubble:nth-child(1) {
    top: 20px;
    left: 20px;
    animation: float 6s infinite ease-in-out;
}

.message-bubble:nth-child(2) {
    top: 60px;
    right: 30px;
    width: 70px;
    animation: float 8s infinite ease-in-out;
    animation-delay: 1s;
}

.message-bubble:nth-child(3) {
    bottom: 30px;
    left: 40px;
    width: 60px;
    animation: float 7s infinite ease-in-out;
    animation-delay: 2s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

/* 通用区块样式 */
section {
    padding: 80px 0;
}

/* 页面标题区域 */
.page-header {
    padding: 120px 0 80px;
    text-align: center;
    background: 
        radial-gradient(circle at 30% 50%, rgba(13, 71, 161, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 70% 80%, rgba(170, 0, 255, 0.15) 0%, transparent 50%);
}

.page-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* 产品展示 */
.products {
    background: linear-gradient(180deg, transparent 0%, rgba(13, 71, 161, 0.1) 100%);
    overflow: hidden;
    position: relative;
}

.products::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(13, 71, 161, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(170, 0, 255, 0.05) 0%, transparent 50%);
    animation: rotate 60s linear infinite;
    z-index: -1;
}

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

.products-categories {
    margin-bottom: 3rem;
}

.category-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
    position: relative;
}

.category-tabs::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    width: 50px;
    height: 3px;
    background: var(--primary-gradient);
    border-radius: 3px;
    transform: translateX(-50%);
}

.tab-btn {
    padding: 12px 24px;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.tab-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: var(--primary-gradient);
    transform: translate(-50%, -50%);
    transition: width 0.5s, height 0.5s;
    z-index: -1;
}

.tab-btn:hover::before {
    width: 100px;
    height: 100px;
}

.tab-btn.active {
    background: var(--primary-gradient);
    color: white;
    border-color: transparent;
    transform: scale(1.05);
}

.tab-btn:hover {
    color: white;
    border-color: rgba(255, 255, 255, 0.3);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr); /* 固定为3列布局 */
    gap: 2rem; /* 调整间距 */
    perspective: 1000px;
    max-width: 1400px; /* 限制最大宽度 */
    margin: 0 auto; /* 居中对齐 */
}

.product-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2.5rem; /* 增加内边距 */
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    transform-style: preserve-3d;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1); /* 添加初始阴影 */
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-gradient);
    opacity: 0;
    transition: opacity 0.5s ease;
    z-index: -1;
}

.product-card.featured {
    border: 1px solid rgba(41, 121, 255, 0.5);
    box-shadow: var(--glow-blue);
    transform: translateZ(20px);
}

.product-card.featured::before {
    opacity: 0.05;
}

.product-card:hover {
    transform: translateY(-15px) scale(1.02);
    border-color: rgba(41, 121, 255, 0.8);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), var(--glow-purple);
}

.product-card:hover::before {
    opacity: 0.1;
}

.product-card.hover-effect {
    animation: card-pulse 2s infinite alternate;
}

@keyframes card-pulse {
    0% {
        box-shadow: 0 0 30px rgba(41, 121, 255, 0.3);
    }
    100% {
        box-shadow: 0 0 50px rgba(41, 121, 255, 0.6);
    }
}

/* 特效线 */
.effect-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 10;
}

.effect-line {
    position: absolute;
    background: var(--primary-gradient);
    transition: all 0.5s ease;
    opacity: 0.8;
}

/* 波纹效果 */
.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
    transform: scale(0);
    animation: ripple-animation 0.6s linear;
    pointer-events: none;
}

@keyframes ripple-animation {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* 3D产品展示 */
.product-3d-showcase {
    padding: 60px 40px;
    background: linear-gradient(135deg, rgba(10, 10, 20, 0.9) 0%, rgba(30, 30, 45, 0.9) 100%);
    backdrop-filter: blur(20px);
    position: relative;
    overflow-x: visible;
}

.product-3d-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><rect width="100" height="100" fill="none" stroke="rgba(41, 121, 255, 0.1)" stroke-width="1"/><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(41, 121, 255, 0.1)" stroke-width="1"/></svg>');
    background-size: 100px 100px;
    opacity: 0.3;
    z-index: -1;
}

.showcase-container {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 3rem;
    align-items: center;
    max-width: 1600px;
    margin: 0 auto;
    overflow: visible;
}

.product-3d-stage {
    position: relative;
    perspective: 1500px;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: visible;
    width: 100%;
    min-width: auto;
}

.product-3d-carousel {
    position: relative;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 500px;
}

.product-3d-item {
    position: absolute;
    width: 320px;
    background: var(--card-bg);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    opacity: 0;
    transform: translateX(100%) rotateY(25deg) scale(0.85);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    left: 50%;
    margin-left: -160px;
    top: 50%;
    margin-top: -100px;
    height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.product-3d-item.active {
    opacity: 1;
    transform: translateX(0) rotateY(0deg) scale(1);
    z-index: 3;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.product-3d-item.prev {
    opacity: 0;
    transform: translateX(-200%) rotateY(25deg) scale(0.7);
    z-index: 1;
    pointer-events: none;
}

.product-3d-item.next {
    opacity: 0;
    transform: translateX(200%) rotateY(-25deg) scale(0.7);
    z-index: 1;
    pointer-events: none;
}

.product-3d-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.product-3d-item:hover .product-3d-icon {
    transform: scale(1.1) rotate(10deg);
}

.product-3d-icon i {
    font-size: 1.5rem;
    color: white;
}

.product-3d-item h3 {
    font-size: 1.1rem;
    margin-bottom: 0.8rem;
    color: var(--text-primary);
    line-height: 1.3;
}

.product-3d-item p {
    color: var(--text-secondary);
    line-height: 1.5;
    font-size: 0.9rem;
    margin: 0;
}

.carousel-controls {
    position: absolute;
    top: 50%;
    width: 100%;
    display: flex;
    justify-content: space-between;
    transform: translateY(-50%);
    z-index: 3;
}

.carousel-control {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-secondary);
}

.carousel-control:hover {
    background: var(--primary-gradient);
    color: white;
    border-color: transparent;
    transform: scale(1.1);
}

.carousel-indicators {
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.indicator {
    width: 10px;
    height: 10px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
}

.indicator.active {
    background: var(--primary-gradient);
    width: 30px;
    border-radius: 5px;
}

/* 信息展示区 */
.showcase-info {
    position: relative;
}

.info-item {
    opacity: 0;
    transform: translateX(30px);
    transition: all 0.5s ease;
    position: absolute;
    width: 100%;
}

.info-item.active {
    opacity: 1;
    transform: translateX(0);
    position: relative;
}

.info-item h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.info-item p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.info-features {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.info-feature {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(41, 121, 255, 0.1);
    border: 1px solid rgba(41, 121, 255, 0.3);
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.info-feature i {
    color: #2979ff;
}

.info-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.percent {
    font-size: 1rem;
}

.product-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}

.product-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-gradient);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-icon i {
    font-size: 1.5rem;
    color: white;
}

.product-badge {
    padding: 5px 15px;
    background: var(--secondary-gradient);
    color: white;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.product-card h3 {
    font-size: 1.7rem; /* 增大字体 */
    margin-bottom: 1.2rem; /* 增加下边距 */
    color: var(--text-primary);
}

.product-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.product-specs {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.spec-item {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    padding: 0.75rem;
    text-align: center;
    flex: 1;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: default;
}

.spec-item::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--accent-gradient);
    transition: width 0.3s ease;
}

.spec-item:hover::before {
    width: 100%;
}

.spec-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.spec-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-light);
    margin-bottom: 0.25rem;
    transition: color 0.3s ease;
}

.spec-item:hover .spec-label {
    color: var(--text-primary);
}

.spec-value {
    display: block;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.spec-item:hover .spec-value {
    transform: scale(1.1);
    color: #00e676;
}

.product-features {
    list-style: none;
    margin-bottom: 1.5rem;
}

.product-features li {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 20px;
}

.product-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #00e676;
    font-weight: bold;
}

.product-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: gap 0.3s ease;
}

.product-link:hover {
    gap: 10px;
    color: #00e676;
}

/* 解决方案 */
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.solution-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.solution-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: var(--accent-gradient);
}

.solution-card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 230, 118, 0.5);
    box-shadow: 0 0 30px rgba(0, 230, 118, 0.2);
}

.solution-icon {
    width: 80px;
    height: 80px;
    background: var(--accent-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.solution-icon i {
    font-size: 2rem;
    color: white;
}

.solution-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.solution-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.solution-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

.tag {
    padding: 5px 12px;
    background: rgba(0, 230, 118, 0.1);
    border: 1px solid rgba(0, 230, 118, 0.3);
    border-radius: 15px;
    font-size: 0.75rem;
    color: #00e676;
}

/* 成功案例 */
.cases {
    background: linear-gradient(180deg, rgba(170, 0, 255, 0.1) 0%, transparent 100%);
}

.cases-slider {
    position: relative;
    margin-bottom: 2rem;
    overflow: hidden;
    border-radius: 20px;
    /* Ensure the container has height to contain absolutely positioned case cards */
    min-height: 320px;
}

.case-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2rem;
    position: absolute;
    width: 100%;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.5s ease;
    backdrop-filter: blur(10px);
}

.case-card.active {
    opacity: 1;
    transform: translateX(0);
}

.case-logo {
    width: 70px;
    height: 70px;
    background: var(--secondary-gradient);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.case-logo i {
    font-size: 2rem;
    color: white;
}

.case-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.case-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.case-stats {
    display: flex;
    gap: 2rem;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--secondary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.case-controls {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.case-control {
    width: 40px;
    height: 40px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-secondary);
}

.case-control:hover {
    background: var(--primary-gradient);
    color: white;
    border-color: transparent;
}

/* 关于我们 */
.about {
    background: linear-gradient(180deg, transparent 0%, rgba(13, 71, 161, 0.1) 100%);
}

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

.about-text p {
    color: var(--text-secondary);
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.tech-expertise {
    margin-bottom: 2rem;
}

.tech-expertise h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.tech-tag {
    padding: 8px 16px;
    background: rgba(41, 121, 255, 0.1);
    border: 1px solid rgba(41, 121, 255, 0.3);
    border-radius: 20px;
    font-size: 0.875rem;
    color: #2979ff;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.stat-item {
    text-align: center;
}

.stat-item .stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-item .stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.about-visual {
    position: relative;
    height: 400px;
}

.connection-map {
    position: relative;
    width: 100%;
    height: 100%;
}

.connection-point {
    position: absolute;
    width: 20px;
    height: 20px;
    background: var(--primary-gradient);
    border-radius: 50%;
    box-shadow: var(--glow-blue);
}

.connection-point.active {
    animation: pulse-point 2s infinite;
}

.connection-point:nth-child(1) {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.connection-point:nth-child(2) {
    top: 20%;
    left: 30%;
}

.connection-point:nth-child(3) {
    top: 20%;
    right: 30%;
}

.connection-point:nth-child(4) {
    bottom: 20%;
    left: 20%;
}

.connection-point:nth-child(5) {
    bottom: 20%;
    right: 20%;
}

.connection-line {
    position: absolute;
    background: linear-gradient(90deg, transparent, rgba(41, 121, 255, 0.5), transparent);
    height: 1px;
    transform-origin: left center;
}

.connection-line:nth-child(6) {
    width: 200px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(45deg);
}

.connection-line:nth-child(7) {
    width: 200px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-45deg);
}

.connection-line:nth-child(8) {
    width: 200px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(135deg);
}

.connection-line:nth-child(9) {
    width: 200px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-135deg);
}

@keyframes pulse-point {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.5);
        opacity: 0.7;
    }
}

/* 联系我们 */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    /* Ensure grid items stretch to equal height so iframe can fill its column */
    align-items: stretch;
    /* Make rows grow to fill available space and allow iframe to expand */
    grid-auto-rows: 1fr;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-item i {
    width: 40px;
    height: 40px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.125rem;
    flex-shrink: 0;
}

.contact-item h4 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.contact-item p {
    color: var(--text-secondary);
}

.contact-form {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2rem;
    backdrop-filter: blur(10px);
}

/* Make iframes inside the contact area fill their grid cell and have a sensible min-height */
.contact-content iframe {
    display: block; /* remove inline-block gap issues */
    width: 100%;
    height: 100%; /* fill the grid cell height (grid-auto-rows:1fr above) */
    min-height: 650px; /* keep a usable minimum height */
    border: 0;
}

@media (max-width: 768px) {
    /* On small screens allow the iframe to be taller for better usability */
    .contact-content iframe {
        min-height: 700px;
        height: auto; /* let content flow vertically on small screens */
    }
}

.contact-form h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-light);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: rgba(41, 121, 255, 0.5);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 15px rgba(41, 121, 255, 0.2);
}

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

.form-group select {
    cursor: pointer;
}

.form-group select option {
    background: var(--dark-bg);
}

/* 页脚 */
.footer {
    background: rgba(10, 10, 20, 0.95);
    border-top: 1px solid var(--border-color);
    padding: 3rem 0 1rem;
}

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

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-brand i {
    color: #2979ff;
    font-size: 2rem;
}

.footer-brand span {
    font-size: 1.25rem;
    font-weight: 600;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

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

.footer-column li {
    margin-bottom: 0.75rem;
}

.footer-column a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: #2979ff;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-copyright {
    color: var(--text-light);
    font-size: 0.875rem;
}

.footer-copyright a {
    color: var(--text-light);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-copyright a:hover {
    color: #2979ff;
}

/* 团队成员样式 */
.team {
    background: linear-gradient(180deg, transparent 0%, rgba(13, 71, 161, 0.1) 100%);
}

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

.team-member {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.team-member:hover {
    transform: translateY(-5px);
    border-color: rgba(41, 121, 255, 0.5);
    box-shadow: 0 0 30px rgba(41, 121, 255, 0.2);
}

.member-avatar {
    width: 80px;
    height: 80px;
    background: var(--accent-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.member-avatar i {
    font-size: 2rem;
    color: white;
}

.team-member h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.member-role {
    color: #2979ff;
    font-weight: 600;
    margin-bottom: 1rem;
}

.member-desc {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 企业文化样式 */
.culture {
    background: linear-gradient(180deg, rgba(170, 0, 255, 0.1) 0%, transparent 100%);
}

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

.culture-item {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.culture-item:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 230, 118, 0.5);
    box-shadow: 0 0 30px rgba(0, 230, 118, 0.2);
}

.culture-icon {
    width: 80px;
    height: 80px;
    background: var(--success-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.culture-icon i {
    font-size: 2rem;
    color: white;
}

.culture-item h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.culture-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 核心产品预览 */
.core-products {
    background: linear-gradient(180deg, transparent 0%, rgba(13, 71, 161, 0.05) 100%);
}

.core-products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.core-product-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2rem;
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    display: block;
}

.core-product-card:hover {
    transform: translateY(-5px);
    border-color: rgba(41, 121, 255, 0.5);
    box-shadow: 0 0 30px rgba(41, 121, 255, 0.2);
    color: var(--text-primary);
    text-decoration: none;
}

.core-product-card .product-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-gradient);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.core-product-card .product-icon i {
    font-size: 1.5rem;
    color: white;
}

.core-product-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.core-product-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 数据展示 */
.data-showcase {
    background: var(--card-bg);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
}

.data-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.data-item {
    text-align: center;
    padding: 2rem 1rem;
}

.data-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.data-label {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* CTA区域 */
.cta {
    background: linear-gradient(135deg, rgba(13, 71, 161, 0.2) 0%, rgba(170, 0, 255, 0.2) 100%);
    text-align: center;
    padding: 4rem 0;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cta-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* 地图区域 */
.map-section {
    padding-bottom: 0;
}

.map-container {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    height: 400px;
}

.map-placeholder {
    width: 100%;
    height: 100%;
    background: var(--card-bg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    border-radius: 20px;
}

.map-placeholder i {
    font-size: 3rem;
    color: #2979ff;
    margin-bottom: 1rem;
}

.map-placeholder p {
    color: var(--text-secondary);
    font-size: 1.125rem;
}


}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(10, 10, 20, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 2rem;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        z-index: 999;
        overflow-y: auto;
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    .nav-menu li {
        margin: 0.5rem 0;
    }
    
    .nav-menu a {
        display: block;
        padding: 1rem 1.5rem;
        border-radius: 10px;
        text-align: center;
        font-size: 1.1rem;
        transition: all 0.3s ease;
        -webkit-tap-highlight-color: transparent;
    }
    
    .nav-menu a:hover,
    .nav-menu a:active {
        background: rgba(41, 121, 255, 0.2);
        transform: scale(0.98);
    }
    
    .nav-toggle {
        display: flex;
        z-index: 1001;
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
        white-space: normal; /* 在移动设备上允许换行 */
        line-height: 1.3;
    }
    
    .hero-subtitle {
        white-space: normal; /* 在移动设备上允许换行 */
        font-size: 1.1rem;
        max-width: 90%; /* 确保在小屏幕上有足够的边距 */
    }
    
    .hero-visual {
        height: 300px;
        margin-top: 2rem;
    }
    
    .tech-demonstration {
        transform: scale(0.8);
    }
    
    .category-tabs {
        flex-wrap: wrap;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 0 1rem;
    }
    
    .product-card {
        padding: 1.5rem;
        margin-bottom: 0;
    }
    
    .product-card h3 {
        font-size: 1.3rem;
        margin-bottom: 1rem;
    }
    
    .product-card p {
        font-size: 0.95rem;
        margin-bottom: 1rem;
    }
    
    .product-specs {
        flex-direction: column;
        gap: 0.8rem;
        margin-bottom: 1rem;
    }
    
    .product-features {
        margin-bottom: 1rem;
    }
    
    .product-features li {
        font-size: 0.9rem;
        margin-bottom: 0.4rem;
        padding-left: 1rem;
    }
    
    .solutions-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer {
        background: rgba(10, 10, 20, 0.95);
        border-top: 1px solid var(--border-color);
    }
    
    .footer-brand span {
        color: var(--text-primary);
    }
    
    .footer-column h4 {
        color: var(--text-primary);
    }
    
    .footer-column a {
        color: var(--text-secondary);
        text-decoration: none;
    }
    
    .footer-column a:hover {
        color: #2979ff;
    }
    
    .footer-copyright {
        color: var(--text-light);
    }
    
    .footer-copyright a {
        color: var(--text-light);
        text-decoration: none;
    }
    
    .footer-copyright a:hover {
        color: #2979ff;
    }
    
    .stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .case-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    /* 768px以下设备的产品展示优化 */
    .showcase-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .product-3d-stage {
        height: 350px;
        min-width: auto;
        width: 100%;
        overflow: hidden;
    }
    
    .product-3d-carousel {
        min-width: auto; /* 移除固定最小宽度 */
        width: 100%;
        overflow: visible;
    }
    
    .product-3d-item {
        width: 75%;
        max-width: 320px;
        left: 50%;
        margin-left: -37.5%;
        padding: 1.5rem;
        margin-top: -90px;
        height: 180px;
        box-sizing: border-box;
    }
    
    .product-3d-item.prev {
        opacity: 0;
        transform: translateX(-120%) rotateY(20deg) scale(0.75);
        pointer-events: none;
    }
    
    .product-3d-item.next {
        opacity: 0;
        transform: translateX(120%) rotateY(-20deg) scale(0.75);
        pointer-events: none;
    }
}

/* 平板设备适配 */
@media (max-width: 1024px) and (min-width: 769px) {
    .hero-title {
        font-size: 2.8rem;
        white-space: nowrap; /* 保持一行显示 */
    }
    
    .showcase-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .product-3d-stage {
        height: 350px;
        min-width: auto;
        width: 100%;
    }
    
    .product-3d-item {
        width: 280px;
        margin-left: -140px;
        margin-top: -90px;
        height: 180px;
    }
    
    .product-3d-item.prev {
        opacity: 0;
        transform: translateX(-150%) rotateY(25deg) scale(0.7);
        pointer-events: none;
    }
    
    .product-3d-item.next {
        opacity: 0;
        transform: translateX(150%) rotateY(-25deg) scale(0.7);
        pointer-events: none;
    }
}

@media (max-width: 480px) {
    .section-title {
        font-size: 2rem;
    }
    
    .hero-title {
        font-size: 2rem;
        white-space: normal; /* 在小屏幕上允许换行 */
        line-height: 1.4;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        max-width: 95%; /* 确保在非常小的屏幕上也有边距 */
        line-height: 1.7; /* 在小屏幕上增加行高，提高可读性 */
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .product-3d-showcase {
        padding: 40px 20px;
    }
    
    .showcase-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .product-3d-stage {
        height: 320px;
        min-width: auto;
        width: 100%;
        overflow: hidden;
    }
    
    .product-3d-carousel {
        min-width: auto; /* 移除固定最小宽度 */
        width: 100%;
        overflow: visible;
    }
    
    .product-3d-item {
        width: 80%;
        max-width: 280px;
        left: 50%;
        margin-left: -40%;
        padding: 1.2rem;
        margin-top: -80px;
        height: 160px;
        box-sizing: border-box;
    }
    
    .product-3d-item.prev {
        opacity: 0;
        transform: translateX(-100%) rotateY(15deg) scale(0.8);
        pointer-events: none;
    }
    
    .product-3d-item.next {
        opacity: 0;
        transform: translateX(100%) rotateY(-15deg) scale(0.8);
        pointer-events: none;
    }
    
    .product-3d-item h3 {
        font-size: 0.9rem;
        margin-bottom: 0.5rem;
    }
    
    .product-3d-item p {
        font-size: 0.8rem;
        margin: 0;
    }
    
    .product-3d-icon {
        width: 40px;
        height: 40px;
        margin-bottom: 0.8rem;
    }
    
    .product-3d-icon i {
        font-size: 1.2rem;
    }
    
    .info-item h3 {
        font-size: 1.3rem;
    }
    
    .info-item p {
        font-size: 0.95rem;
    }
    
    .carousel-controls {
        display: none; /* 在小屏幕上隐藏控制按钮 */
    }
    
    .carousel-indicators {
        bottom: 5px;
        gap: 8px;
    }
    
    .indicator {
        width: 8px;
        height: 8px;
        background: rgba(255, 255, 255, 0.3);
        border-radius: 50%;
        cursor: pointer;
        transition: all 0.3s ease;
        -webkit-tap-highlight-color: transparent;
    }
    
    .indicator.active {
        background: var(--primary-gradient);
        width: 24px;
        border-radius: 4px;
    }
    
    /* 移动端信息面板优化 */
    .info-item {
        padding: 1.5rem;
    }
    
    .info-item h3 {
        font-size: 1.5rem;
    }
    
    .info-features {
        flex-wrap: wrap;
        gap: 0.8rem;
    }
    
    .info-feature {
        font-size: 0.85rem;
        padding: 0.6rem 1rem;
    }
    
    .info-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .stat {
        text-align: center;
        padding: 1rem;
        background: rgba(255, 255, 255, 0.05);
        border-radius: 10px;
    }
    
    /* 超小屏幕products-grid优化 */
    .products-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
        padding: 0 0.5rem;
    }
    
    .product-card {
        padding: 1rem;
    }
    
    .product-card h3 {
        font-size: 1.2rem;
        margin-bottom: 0.8rem;
    }
    
    .product-card p {
        font-size: 0.9rem;
        margin-bottom: 0.8rem;
    }
    
    .product-specs {
        gap: 0.6rem;
        margin-bottom: 0.8rem;
    }
    
    .spec-item {
        padding: 0.6rem;
        font-size: 0.85rem;
    }
    
    .product-features {
        margin-bottom: 0.8rem;
    }
    
    .product-features li {
        font-size: 0.85rem;
        margin-bottom: 0.3rem;
    }
    
    .product-link {
        font-size: 0.9rem;
    }
    
    .carousel-controls {
        display: none; /* 在小屏幕上隐藏控制按钮 */
    }
    
    .carousel-indicators {
        bottom: 5px;
        gap: 8px;
    }
    
    .indicator {
        width: 8px;
        height: 8px;
        background: rgba(255, 255, 255, 0.3);
        border-radius: 50%;
        cursor: pointer;
        transition: all 0.3s ease;
        -webkit-tap-highlight-color: transparent;
    }
    
    .indicator.active {
        background: var(--primary-gradient);
        width: 24px;
        border-radius: 4px;
    }
    
    /* 移动端信息面板优化 */
    .info-item {
        padding: 1.5rem;
    }
    
    .info-item h3 {
        font-size: 1.5rem;
    }
    
    .info-features {
        flex-wrap: wrap;
        gap: 0.8rem;
    }
    
    .info-feature {
        font-size: 0.85rem;
        padding: 0.6rem 1rem;
    }
    
    .info-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .stat {
        text-align: center;
        padding: 1rem;
        background: rgba(255, 255, 255, 0.05);
        border-radius: 10px;
    }
    
    /* 超小屏幕products-grid优化 */
    .products-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
        padding: 0 0.5rem;
    }
    
    .product-card {
        padding: 1rem;
    }
    
    .product-card h3 {
        font-size: 1.2rem;
        margin-bottom: 0.8rem;
    }
    
    .product-card p {
        font-size: 0.9rem;
        margin-bottom: 0.8rem;
    }
    
    .product-specs {
        gap: 0.6rem;
        margin-bottom: 0.8rem;
    }
    
    .spec-item {
        padding: 0.6rem;
        font-size: 0.85rem;
    }
    
    .product-features {
        margin-bottom: 0.8rem;
    }
    
    .product-features li {
        font-size: 0.85rem;
        margin-bottom: 0.3rem;
    }
    
    .product-link {
        font-size: 0.9rem;
    }
    
    .solutions-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .footer {
        background: rgba(10, 10, 20, 0.95);
        border-top: 1px solid var(--border-color);
    }
    
    .footer-brand span {
        color: var(--text-primary);
    }
    
    .footer-column h4 {
        color: var(--text-primary);
    }
    
    .footer-column a {
        color: var(--text-secondary);
        text-decoration: none;
    }
    
    .footer-column a:hover {
        color: #2979ff;
    }
    
    .footer-copyright {
        color: var(--text-light);
    }
    
    .footer-copyright a {
        color: var(--text-light);
        text-decoration: none;
    }
    
    .footer-copyright a:hover {
        color: #2979ff;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
}