/* 基础样式 */
body {
    margin: 0;
    padding: 0;
    font-family: 'Merriweather', serif;
    background: linear-gradient(135deg, #F5F5F5, #FFFFFF);
    color: #333;
    line-height: 1.6;
}
h1, h2, h3, h4, h5, h6 {
    font-family: 'Roboto', sans-serif;
    color: #0A2463;
    margin-top: 20px;
    margin-bottom: 10px;
}
p {
    margin-bottom: 15px;
}
a {
    color: #FF9900;
    text-decoration: none;
    transition: color 0.3s ease;
}
a:hover {
    color: #E68C00;
}
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}
header {
    background: linear-gradient(135deg, #0A2463, #FF9900);
    color: #fff;
    padding: 40px 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
header h1 {
    font-size: 2.5em;
    margin: 0;
    animation: fadeInDown 1s ease-out;
}
header::after {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    width: 200%;
    height: 100%;
    background: url('https://images.gptkong.com/demo/sample1.png') no-repeat center center;
    background-size: contain;
    opacity: 0.1;
    transform: translateX(-50%);
    animation: slideBackground 20s linear infinite;
}
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
@keyframes slideBackground {
    0% {
        transform: translateX(-50%) rotate(0deg);
    }
    100% {
        transform: translateX(-50%) rotate(360deg);
    }
}
article {
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    margin-top: -80px;
    position: relative;
    z-index: 1;
}
article h2 {
    color: #0A2463;
    border-bottom: 2px solid #FF9900;
    padding-bottom: 10px;
}
article pre {
    background: #F5F5F5;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
    font-family: 'Courier New', Courier, monospace;
}
article code {
    background: #F5F5F5;
    padding: 2px 4px;
    border-radius: 3px;
}
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}
table th, table td {
    border: 1px solid #ddd;
    padding: 10px;
    text-align: left;
}
table th {
    background: #FF9900;
    color: #fff;
}
.card-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    margin: 40px 0;
}
.card {
    background: #F5F5F5;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    padding: 20px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
}
.card:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 10px rgba(0, 0, 0, 0.2);
}
.card img {
    width: 100%;
    border-radius: 5px;
    margin-bottom: 15px;
}
.card h4 {
    margin: 0 0 10px 0;
    color: #0A2463;
}
.card p {
    margin: 0 0 10px 0;
}
.card .status {
    font-weight: bold;
    color: #FF9900;
}
.card .privacy {
    font-style: italic;
    color: #555;
}
footer {
    background: #0A2463;
    color: #fff;
    text-align: center;
    padding: 20px;
    margin-top: 40px;
}
.footer-text {
    margin: 0;
    font-size: 0.9em;
}
.visual-prompt {
    text-align: center;
    font-size: 1.2em;
    color: #FF9900;
    margin-top: 20px;
    animation: pulse 2s infinite;
}
@keyframes pulse {
    0% {
        opacity: 1;
    }
    50% {
        opacity: 0.6;
    }
    100% {
        opacity: 1;
    }
}
/* 响应式设计 */
@media (max-width: 1440px) {
    header h1 {
        font-size: 2.2em;
    }
}
@media (max-width: 1200px) {
    .container {
        width: 95%;
    }
}
@media (max-width: 1024px) {
    .card-container {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }
}
@media (max-width: 768px) {
    header h1 {
        font-size: 2em;
    }
    .card-container {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    }
}
@media (max-width: 480px) {
    header h1 {
        font-size: 1.5em;
    }
    article {
        padding: 20px;
    }
    .card-container {
        grid-template-columns: 1fr;
    }
}
@media (max-width: 320px) {
    header h1 {
        font-size: 1.2em;
    }
    .visual-prompt {
        font-size: 1em;
    }
}
/* 动画与交互 */
button {
    background-color: #FF9900;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
    font-family: 'Roboto', sans-serif;
}
button:hover {
    background-color: #E68C00;
    transform: scale(1.05);
}
button:active {
    transform: scale(0.95);
}
.card button {
    margin-top: 10px;
    width: 100%;
}