/* 基础样式设置 */
body {
    margin: 0;
    font-family: 'Roboto', 'Helvetica', sans-serif;
    background: linear-gradient(135deg, #6c83f5, #a5b4fc);
    color: #fff;
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}
h1, h2, h3, p, ul, ol {
    margin: 0;
    padding: 0;
}
.container {
    max-width: 1440px;
    width: 95%;
    margin: 0 auto;
    padding: 20px 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}
header {
    text-align: center;
    padding: 30px 0;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    margin-bottom: 20px;
    width: 100%;
}
header h1 {
    font-size: 2.5rem;
    font-weight: bold;
    color: #ffffff;
    letter-spacing: 2px;
}
header p {
    font-size: 1rem;
    color: #e0e7ff;
    margin-top: 10px;
}
.glass-card {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(15px);
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    padding: 20px;
    transition: transform 0.3s ease, opacity 0.3s ease;
    position: relative;
    overflow: hidden;
}
.glass-card:hover {
    transform: scale(1.03);
    opacity: 0.95;
}
.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
    z-index: -1;
    border-radius: 15px;
}
.card-title {
    font-size: 1.5rem;
    font-weight: bold;
    color: #ffffff;
    margin-bottom: 10px;
}
.card-content {
    font-size: 1rem;
    line-height: 1.6;
    color: #e0e7ff;
}
.card-footer {
    margin-top: 15px;
    font-size: 0.9rem;
    color: #d1d5db;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.card-footer a {
    color: #6c83f5;
    text-decoration: none;
    font-weight: bold;
}
.card-footer a:hover {
    text-decoration: underline;
}
.image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 10px;
}
.image-grid img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    object-fit: cover;
    transition: transform 0.3s ease;
}
.image-grid img:hover {
    transform: scale(1.05);
}
@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }
    .container {
        grid-template-columns: 1fr;
    }
    .glass-card {
        padding: 15px;
    }
}
@media (max-width: 480px) {
    header h1 {
        font-size: 1.5rem;
    }
    .card-title {
        font-size: 1.2rem;
    }
    .card-content {
        font-size: 0.9rem;
    }
}