* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', system-ui, sans-serif;
}

body {
    background: url('https://source.unsplash.com/random/1920x1080?minecraft') no-repeat center/cover fixed;
    min-height: 100vh;
    position: relative;
}

body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.9);
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);
    z-index: -1;
}



.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #2c3e50;
    text-decoration: none;
}


.slogan-container {
    height: 50px;
    overflow: hidden;
    margin: 1.5rem 0;
    position: relative;
}

.slogan-scroll {
    animation: scrollText 9s infinite;
    position: absolute;
    width: 100%;

}

.slogan-scroll p {
    height: 50px;
    width: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Segoe UI';
    border-radius: 10px;
    color: #fff;
    background-color: #3498db;
    transition-duration: 0.35s;
}
.slogan-scroll p:hover {
    transform: translateX(10px);
}

@keyframes scrollText {
    0%, 20% { transform: translateY(0); }
    25%, 45% { transform: translateY(-50px); }
    50%, 70% { transform: translateY(-100px); }
    75%, 95% { transform: translateY(-150px); }
    100% { transform: translateY(0); }
}

.cta-button {
    padding: 1rem 2.5rem;
    background: #3498db;
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
    box-shadow: 0 8px 32px rgba(52, 152, 219, 0.3);
    display: inline-block;
    margin-top: 1rem;
}

.section {
    padding: 4rem 5%;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(8px);
    margin: 6rem 5% 2rem;
    border-radius: 15px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}


.hero-card-text-top {
    width: 17.3rem;
    border-bottom: 10px solid #ffd000;
    transform: translateY(-18.6rem);
    transition-duration: 0.5s;
    position: relative; /* 绝对定位 */
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.project-card {
    background: rgba(247, 247, 247, 0.95);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 2px 2px 5px rgba(121, 121, 121, 0.5);
    transition-duration: 0.3s;
}
.project-card:hover {
    transform: translateY(-3px);
    background: rgba(236, 236, 236, 0.95);
}
.project-card p {
    font-family: 'Segoe UI';
    color: #141414;
    font-size: 1rem;
}
.project-card img {
    color: #2c3e50;
    width: 2rem;
}


.end-card-left {
    float: left;
    margin-left: 2rem;
    transition-duration: 0.35s;
}
.end-card-right {
    float: right;
    margin-right: 1rem;
    transition-duration: 0.35s;
}
.end-button {
    padding: 10px;
    margin-left: 1rem;
    margin-bottom: 1.5rem;
    background-color: #fff;
    border: 0px;
    transition-duration: 0.3s;
}
.end-button a {
    color: #2c3e50;
    font-family: 'Segoe UI';
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 10px;
    text-decoration: none;
}
.end-button:hover {
    background-color: #f7f7f7;
    box-shadow: 3px 3px 5px rgba(155, 155, 155, 0.5);
}

@media (min-width: 501px) {
    .end-card-left {
        margin-left: 6rem;
        margin-bottom: 1rem;
    }
    .end-card-right {
        margin-right: 5rem;
    }
}


@media (max-width: 768px) {
    .hero {
        margin-top: 0 !important;
        padding-top: 80px !important; /* 56px导航栏 + 24px间距 */
    }
    h1 {
        font-size: 2rem;
    }
    .slogan-container {
        height: 50px;
    }
    .slogan-scroll p {
        font-size: 1rem;
    }
    .section {
        margin: 2rem 3%;
        padding: 2rem;
    }
    .project-grid {
        grid-template-columns: 1fr;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}



/* 主内容区避让 */
.hero {
    padding: 120px 5% 4rem; /* 顶部避让导航栏 */
    height: 100vh;
    background: linear-gradient(#00a2ff9f,1%, #fff);
}
.hero-card {
    margin-left: 20px;
}

.section {
    padding: 4rem 5%;
    margin: 2rem 5%;
    background: rgba(255, 255, 255, 0.85);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    border-radius: 15px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}