* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Microsoft Yahei", sans-serif;
}

:root {
    --primary: #7B2CFF;
    --secondary: #00D4FF;
    --accent: #FFD700;
    --dark: #0F0F1A;
    --darker: #080810;
    --gray: #B8B8D4;
    --light: #1E1E3A;
    --white: #FFFFFF;
}

body {
    color: var(--white);
    line-height: 1.6;
    padding-top: 64px;
    background:
        radial-gradient(circle at top left, rgba(123, 44, 255, 0.14), transparent 35%),
        radial-gradient(circle at bottom right, rgba(0, 212, 255, 0.14), transparent 35%),
        linear-gradient(135deg, #080810 0%, #0F0F1A 45%, #080810 100%);
    background-attachment: fixed;
}

/* 导航栏 */
header {
    position: fixed;
    width: 100%;
    top: 0;
    background: rgba(8, 8, 16, 0.92);
    backdrop-filter: blur(12px);
    box-shadow: 0 2px 12px rgba(123, 44, 255, 0.35);
    z-index: 999;
}

.nav-wrap {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 64px;
}

.logo-box {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-img {
    width: 36px;
    height: 36px;
    background: transparent;
    border-radius: 8px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: bold;
    font-size: 18px;
}

.logo-text {
    font-size: 22px;
    font-weight: bold;
    color: var(--white);
}

.nav-menu {
    display: flex;
    gap: 32px;
}

.nav-menu a {
    text-decoration: none;
    color: var(--gray);
    font-size: 16px;
    transition: 0.3s;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--secondary);
    text-shadow: 0 0 8px rgba(0, 212, 255, 0.8);
}

.hamburger {
    display: none;
    font-size: 26px;
    cursor: pointer;
    color: var(--white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

/* 首页 Banner */
.banner {
    height: calc(100vh - 64px);
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(circle at 10% 10%, rgba(123, 44, 255, 0.18), transparent 28%),
        radial-gradient(circle at 90% 20%, rgba(0, 212, 255, 0.18), transparent 28%),
        linear-gradient(180deg, rgba(8, 8, 16, 0.95) 0%, rgba(15, 15, 26, 0.9) 100%);
}

.banner-item{
    position: absolute;
    left:0;
    top:0;
    width:100%;
    height:100%;
    opacity:0;
    transition: opacity 0.6s ease;
    display:flex;
    flex-direction:column;
    justify-content:center;
    align-items:center;
    color:#fff;
}
.banner-item.active{
    opacity:1;
}
.banner-item::before{
    content:"";
    position:absolute;
    inset:0;
    background:rgba(0,0,0,0.45);
}
/* 关键：给内部所有直接子元素开启定位，浮在遮罩之上 */
.banner-item > * {
    position: relative;
    z-index: 2;
}

.banner-item h1 {
    font-size: 48px;
    margin-bottom: 16px;
    color: var(--white);
    text-shadow: 0 0 20px rgba(123, 44, 255, 0.8), 0 0 40px rgba(0, 212, 255, 0.5);
}

.banner-item p {
    font-size: 20px;
    color: var(--gray);
    max-width: 700px;
}

.banner-btn {
    margin-top: 24px;
    padding: 12px 32px;
    background: linear-gradient(135deg, #7B2CFF, #00D4FF);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
    text-decoration: none;
    font-weight: bold;
    box-shadow: 0 0 18px rgba(123, 44, 255, 0.6);
    transition: 0.3s;
}

.banner-btn:hover {
    box-shadow: 0 0 28px rgba(0, 212, 255, 0.9);
    transform: translateY(-2px);
}

.banner-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.25);
    cursor: pointer;
    transition: 0.3s;
}

.dot.active {
    background: var(--secondary);
    box-shadow: 0 0 12px rgba(0, 212, 255, 0.9);
}

/* 首页优势板块 */
.advantage-wrap {
    background: rgba(30, 30, 58, 0.5);
    border-top: 1px solid rgba(123, 44, 255, 0.35);
    border-bottom: 1px solid rgba(123, 44, 255, 0.35);
}

.section-title {
    text-align: center;
    margin-bottom: 48px;
}

.section-title h2 {
    font-size: 32px;
    margin-bottom: 10px;
    color: var(--white);
    text-shadow: 0 0 12px rgba(123, 44, 255, 0.6);
}

.section-title p {
    color: var(--gray);
}

.advantage-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.advantage-card {
    background: rgba(255, 255, 255, 0.045);
    border: 1px solid rgba(123, 44, 255, 0.35);
    padding: 32px 24px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.35);
    transition: 0.3s;
}

.advantage-card:hover {
    border-color: rgba(0, 212, 255, 0.7);
    box-shadow: 0 4px 22px rgba(123, 44, 255, 0.45);
    transform: translateY(-4px);
}

.advantage-card h3 {
    margin: 12px 0;
    color: var(--white);
}

.advantage-card p {
    color: var(--gray);
}

/* 产品页面 */
.product-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.product-card {
    background: rgba(255, 255, 255, 0.045);
    border: 1px solid rgba(123, 44, 255, 0.35);
    border-radius: 12px;
    overflow: hidden;
    transition: 0.3s;
}

.product-card:hover {
    border-color: rgba(0, 212, 255, 0.7);
    box-shadow: 0 4px 22px rgba(123, 44, 255, 0.45);
    transform: translateY(-4px);
}

.product-img {
    height: 180px;
    background:
        linear-gradient(135deg, rgba(123, 44, 255, 0.8), rgba(0, 212, 255, 0.8));
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.85);
    font-weight: bold;
}

.product-info {
    padding: 20px;
}

.product-info h3 {
    margin-bottom: 8px;
    color: var(--white);
}

.product-info p {
    color: var(--gray);
    font-size: 14px;
}

/* 关于我们 */
.about-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.about-img-box {
    height: 360px;
    background:
        linear-gradient(135deg, rgba(123, 44, 255, 0.8), rgba(0, 212, 255, 0.8));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.85);
    font-weight: bold;
}

.about-text h3 {
    margin-bottom: 16px;
    font-size: 24px;
    color: var(--white);
}

.about-text p {
    color: var(--gray);
    margin-bottom: 14px;
}

/* 加入我们-招聘页面 */
.job-list {
    display: grid;
    gap: 24px;
}

.job-card {
    background: rgba(255, 255, 255, 0.045);
    border: 1px solid rgba(123, 44, 255, 0.35);
    border-radius: 12px;
    padding: 24px;
    transition: 0.3s;
}

.job-card:hover {
    border-color: rgba(0, 212, 255, 0.7);
    box-shadow: 0 4px 22px rgba(123, 44, 255, 0.45);
}

.job-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.job-title {
    font-size: 20px;
    font-weight: bold;
    color: var(--white);
}

.job-meta {
    color: var(--secondary);
    font-size: 14px;
}

.job-desc {
    margin: 12px 0;
    color: var(--gray);
}

.job-btn {
    display: inline-block;
    padding: 8px 20px;
    background: linear-gradient(135deg, #7B2CFF, #00D4FF);
    color: #fff;
    text-decoration: none;
    border-radius: 6px;
    margin-top: 8px;
    font-weight: bold;
    transition: 0.3s;
}

.job-btn:hover {
    box-shadow: 0 0 12px rgba(0, 212, 255, 0.9);
}

/* 页脚 */
footer {
    background: rgba(8, 8, 16, 0.96);
    color: var(--gray);
    text-align: center;
    padding: 30px 20px;
    margin-top: 40px;
    border-top: 1px solid rgba(123, 44, 255, 0.35);
}

footer p {
    margin-bottom: 8px;
}

footer a {
    color: var(--secondary);
    text-decoration: none;
}

footer a:hover {
    text-shadow: 0 0 8px rgba(0, 212, 255, 0.8);
}

/* 移动端 */
@media (max-width: 768px) {
    .nav-menu {
        position: absolute;
        top: 64px;
        left: 0;
        width: 100%;
        background: rgba(8, 8, 16, 0.98);
        flex-direction: column;
        gap: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.4s;
        box-shadow: 0 4px 12px rgba(123, 44, 255, 0.35);
    }

    .nav-menu.open {
        max-height: 260px;
    }

    .nav-menu a {
        display: block;
        padding: 14px 20px;
    }

    .hamburger {
        display: block;
    }

    .banner-item h1 {
        font-size: 30px;
    }

    .banner-item p {
        font-size: 16px;
    }

    .advantage-list,
    .product-list {
        grid-template-columns: 1fr;
    }

    .about-row {
        grid-template-columns: 1fr;
    }

    .job-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
    }
	
	/*产品页样式*/
.product-list{
    margin-top:40px;
    display:grid;
    gap:40px;
}
.product-card{
    display:grid;
    grid-template-columns:420px 1fr;
    gap:32px;
    align-items:center;
}
.product-img{
    height:260px;
    border-radius:12px;
    overflow:hidden;
}
.product-tag{
    display:inline-block;
    background:#7b2cff;
    color:#fff;
    padding:4px 12px;
    border-radius:4px;
    font-size:14px;
    margin:8px 0 16px;
}
.coming-card .product-tag{
    background:#666;
}

/*移动端适配*/
@media (max-width:900px){
    .product-card{
        grid-template-columns:1fr;
        gap:20px;
    }
    .product-img{
        height:200px;
    }
}
}