/* 全局样式 */
body {
    margin: 0;
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(135deg, #A8DADC, #F4F1DE);
    color: #2C3561;
    line-height: 1.6;
    overflow-x: hidden;
}
h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', serif;
    color: #2C3561;
}
a {
    text-decoration: none;
    color: #D4AF37;
    transition: color 0.3s ease-in-out;
}
a:hover {
    color: #E09F3E;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.header {
    background: radial-gradient(circle, rgba(168, 218, 220, 0.8), rgba(244, 241, 222, 0.8));
    color: #2C3561;
    text-align: center;
    padding: 40px 20px;
    position: relative;
    overflow: hidden;
}
.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 200%;
    height: 100%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1), rgba(0, 0, 0, 0));
    animation: aurora-move 15s linear infinite;
    transform: rotate(-45deg);
}
@keyframes aurora-move {
    0% { transform: translateX(-50%) translateY(0) rotate(-45deg); }
    100% { transform: translateX(50%) translateY(-100%) rotate(-45deg); }
}
.particle-effect {
    position: absolute;
    width: 10px;
    height: 10px;
    background: #D4AF37;
    border-radius: 50%;
    top: 50%;
    left: 50%;
    animation: float 5s infinite ease-in-out;
}
@keyframes float {
    0% { transform: translate(-50%, -50%) translateY(-10px); }
    50% { transform: translate(-50%, -50%) translateY(10px); }
    100% { transform: translate(-50%, -50%) translateY(-10px); }
}
.card {
    background: #F4F1DE;
    border: 1px solid #E09F3E;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    padding: 20px;
    margin: 20px;
    transition: transform 0.3s ease-in-out, box-shadow 0.3s ease-in-out;
    width: 100%;
    max-width: 350px;
}
.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 12px rgba(0, 0, 0, 0.2);
}
.button {
    background: #D4AF37;
    color: #2C3561;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    transition: background 0.3s ease-in-out;
}
.button:hover {
    background: #E09F3E;
}
.button-flash {
    animation: pulse 2s infinite;
}
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(212, 175, 55, 0.4); }
    70% { box-shadow: 0 0 20px 10px rgba(212, 175, 55, 0.4); }
    100% { box-shadow: 0 0 0 0 rgba(212, 175, 55, 0); }
}
pre {
    background: #2C3561;
    color: #F4F1DE;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
}
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}
th, td {
    border: 1px solid #E09F3E;
    padding: 10px;
    text-align: center;
}
th {
    background: #A8DADC;
    color: #2C3561;
}
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    .header {
        padding: 20px 10px;
    }
    .card {
        max-width: 100%;
    }
}