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

body {
    background-color: #0b1d12;
    color: #e2e8f0;
    line-height: 1.8;
}

.container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 导航栏 */
header {
    background: rgba(11, 29, 18, 0.88);
    backdrop-filter: blur(8px);
    position: sticky;
    top: 0;
    z-index: 99;
    border-bottom: 1px solid rgba(96, 211, 148, 0.18);
}

.nav-wrap {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 0;
}

.logo {
    font-size: 22px;
    font-weight: bold;
    color: #60d394;
    text-decoration: none;
}

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

.nav-menu a {
    color: #cbd5e1;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s;
}

.nav-menu a:hover {
    color: #60d394;
}

/* Hero首屏背景图 */
.hero {
    background: linear-gradient(rgba(11, 29, 18, 0.78), rgba(11, 29, 18, 0.88)), url("../images/hero_bg.jpg");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 100px 0;
    text-align: center;
}

.hero h1 {
    font-size: 42px;
    color: #ffffff;
    margin-bottom: 24px;
}

.hero p {
    max-width: 860px;
    margin: 0 auto;
    font-size: 18px;
    color: #cbd5e1;
}

/* 卡片【就是你截图这个框】改成暗绿色 #142f22 */
.section {
    padding: 60px 0;
}

.card {
    background: #142f22;
    border-radius: 16px;
    padding: 32px;
    margin-bottom: 28px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
    border: 1px solid rgba(96, 211, 148, 0.14);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 40px rgba(96, 211, 148, 0.22);
}

h2 {
    font-size: 28px;
    color: #60d394;
    margin-bottom: 22px;
    border-left: 5px solid #60d394;
    padding-left: 14px;
}

h3 {
    font-size: 20px;
    color: #ffffff;
    margin: 16px 0 10px;
}

p {
    color: #cbd5e1;
    font-size: 16px;
    margin-bottom: 14px;
}

.server-item {
    display: flex;
    gap: 20px;
    align-items: center;
    padding: 18px;
    background: rgba(96, 211, 148, 0.06);
    border-radius: 10px;
    margin-bottom: 16px;
}

.server-item img {
    width: 140px;
    height: 90px;
    object-fit: cover;
    border-radius: 8px;
}

.server-text {
    flex: 1;
}

.faq-item {
    padding: 16px 0;
    border-bottom: 1px solid rgba(96, 211, 148, 0.12);
}

.faq-item:last-child {
    border-bottom: none;
}

.content-img {
    width: 100%;
    border-radius: 12px;
    margin: 20px 0;
}

footer {
    background: #07120c;
    padding: 40px 0;
    border-top: 1px solid rgba(96, 211, 148, 0.14);
    font-size: 14px;
    color: #94a3b8;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .nav-menu {
        gap: 16px;
    }

    .hero h1 {
        font-size: 30px;
    }

    h2 {
        font-size: 22px;
    }

    .card {
        padding: 20px;
    }

    .nav-wrap {
        flex-direction: column;
        gap: 12px;
    }

    .server-item {
        flex-direction: column;
    }

    .server-item img {
        width: 100%;
        height: auto;
    }
}