* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Microsoft Yahei", sans-serif;
}
body {
    color: #ffffff;
    background-color: #0f2220;
    background-image: url("bg.jpg");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    position: relative;
}
/* 背景遮罩，压暗背景，文字更好读 */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    background-color: rgba(12, 28, 26, 0.75);
    z-index: 0;
}
.container {
    position: relative;
    z-index: 1;
}
/* 导航栏 */
nav {
    width: 100%;
    padding: 24px 40px;
    display: flex;
    justify-content: center;
    gap: 60px;
    background-color: rgba(15, 34, 32, 0.55);
    backdrop-filter: blur(6px);
    border-bottom: 1px solid rgba(212, 180, 100, 0.25);
}
nav a {
    color: #fff;
    text-decoration: none;
    font-size: 17px;
    letter-spacing: 2px;
    transition: all 0.3s ease;
}
nav a:hover {
    color: #d4b464;
    text-shadow: 0 0 8px #d4b46477;
}
/* 主体内容区 */
main {
    min-height: calc(100vh - 80px);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 60px 20px;
}
/* 圆形头像，缩小尺寸 */
.avatar {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    border: 3px solid #d4b464;
    box-shadow: 0 0 20px #d4b46444;
    object-fit: cover;
    object-position: center;
    margin-bottom: 24px;
}
.name {
    font-size: 48px;
    letter-spacing: 8px;
    color: #fff;
    margin-bottom: 32px;
    text-shadow: 0 0 12px #70c9aa44;
}
.intro-card {
    max-width: 780px;
    background-color: rgba(18, 38, 36, 0.62);
    border: 1px solid rgba(212, 180, 100, 0.22);
    border-radius: 14px;
    padding: 36px;
    line-height: 1.85;
    font-size: 16px;
}
.intro-card p {
    margin-bottom: 18px;
}
.highlight {
    color: #d4b464;
}
#about, #contact {
    margin-top: 70px;
    width: 100%;
    display: flex;
    justify-content: center;
}
.section-title {
    font-size: 24px;
    margin-bottom: 16px;
    color: #d4b464;
    letter-spacing: 3px;
}
.contact-box {
    max-width: 780px;
    background-color: rgba(18, 38, 36, 0.62);
    border: 1px solid rgba(212, 180, 100, 0.22);
    border-radius: 14px;
    padding: 36px;
    width: 100%;
    text-align: center;
}
/* 作品卡片 */
.work-card{
    max-width:780px;
    width:100%;
    background-color: rgba(18, 38, 36, 0.62);
    border: 1px solid rgba(212, 180, 100, 0.22);
    border-radius:14px;
    padding:36px;
    margin-top:70px;
    text-align:center;
}
.work-img-box {
    display: inline-block;
    background: #ffffff;
    padding:12px;
    border-radius:12px;
    border: 1px solid rgba(212,180,100,0.25);
}
.work-img{
    width:100%;
    max-width:420px;
    border-radius:10px;
    object-fit: contain;
}
.tap-btn{
    display:inline-block;
    margin-top:12px;
    padding:10px 26px;
    background:#d4b464;
    color:#0f2220;
    text-decoration:none;
    border-radius:8px;
    font-weight:bold;
    transition:0.3s;
}
.tap-btn:hover{
    background:#f0cc77;
    box-shadow:0 0 12px #d4b46488;
}
/* 移动端适配 */
@media(max-width:640px){
    nav {
        gap: 28px;
        padding: 18px 10px;
    }
    .name {
        font-size: 34px;
    }
    .avatar {
        width:120px;
        height:120px;
    }
    .intro-card, .contact-box,.work-card {
        padding:22px;
    }
}