/* 全局样式 */
body {
    margin: 0;
    padding: 0;
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(135deg, #1E3C72, #2A5298);
    color: #ffffff;
    overflow-x: hidden;
}
.container {
    display: grid;
    grid-template-columns: 1fr 3fr;
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
}
header {
    grid-column: 1 / -1;
    background: rgba(255, 255, 255, 0.1);
    padding: 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
header h1 {
    font-family: 'Montserrat', sans-serif;
    font-size: 48px;
    color: #FFC107;
    margin: 0;
}
nav.sidebar {
    background: rgba(0, 0, 0, 0.5);
    padding: 20px;
    height: 100vh;
    position: fixed;
    top: 0;
    left: -250px;
    width: 250px;
    transition: left 0.3s ease;
}
nav.sidebar.active {
    left: 0;
}
nav.sidebar ul {
    list-style: none;
    padding: 0;
}
nav.sidebar ul li {
    margin: 20px 0;
}
nav.sidebar ul li a {
    color: #ffffff;
    text-decoration: none;
    font-size: 18px;
    transition: color 0.3s ease;
}
nav.sidebar ul li a:hover {
    color: #FFC107;
}
.main-content {
    margin-left: 270px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
}
.main-content h2 {
    font-family: 'Montserrat', sans-serif;
    font-size: 36px;
    color: #FFC107;
    margin-bottom: 20px;
}
.main-content p {
    font-size: 16px;
    line-height: 1.6;
    color: #f0f0f0;
}
.main-content h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 28px;
    color: #FF9800;
    margin-top: 30px;
}
.main-content ul {
    list-style: disc;
    margin-left: 20px;
}
.main-content ul li {
    margin: 10px 0;
}
button.cta {
    background: #FFC107;
    color: #1E3C72;
    border: none;
    padding: 15px 30px;
    font-size: 18px;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s ease, transform 0.3s ease;
}
button.cta:hover {
    background: #FF9800;
    transform: scale(1.05);
}
pre {
    background: #2A5298;
    padding: 15px;
    border-radius: 5px;
    overflow: auto;
}
code {
    font-family: 'Courier New', Courier, monospace;
    color: #FFD700;
}
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}
table th, table td {
    border: 1px solid #FFC107;
    padding: 10px;
    text-align: left;
}
table th {
    background: #1E3C72;
}
img.decorative {
    width: 100%;
    max-width: 320px;
    height: auto;
    border-radius: 10px;
    margin: 10px 0;
}
.notice {
    background: rgba(255, 215, 0, 0.2);
    padding: 10px;
    border-left: 5px solid #FFC107;
    margin: 20px 0;
    font-size: 18px;
    color: #ffffff;
}
@media (max-width: 1440px) {
    .container {
        max-width: 1024px;
    }
}
@media (max-width: 1200px) {
    .main-content {
        margin-left: 270px;
    }
}
@media (max-width: 1024px) {
    .container {
        grid-template-columns: 1fr;
    }
    nav.sidebar {
        position: relative;
        width: 100%;
        height: auto;
        left: 0;
    }
    .main-content {
        margin-left: 0;
    }
}
@media (max-width: 768px) {
    header h1 {
        font-size: 36px;
    }
    .main-content h2 {
        font-size: 28px;
    }
    .main-content h3 {
        font-size: 24px;
    }
    nav.sidebar ul li a {
        font-size: 16px;
    }
}
@media (max-width: 480px) {
    header h1 {
        font-size: 28px;
    }
    .main-content h2 {
        font-size: 24px;
    }
    .main-content h3 {
        font-size: 20px;
    }
    button.cta {
        padding: 10px 20px;
        font-size: 16px;
    }
}
@media (max-width: 320px) {
    header h1 {
        font-size: 24px;
    }
    .main-content h2 {
        font-size: 20px;
    }
    .main-content h3 {
        font-size: 18px;
    }
    button.cta {
        padding: 8px 16px;
        font-size: 14px;
    }
}
/* 动画效果 */
@keyframes aurora-move {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255,87,34,0.3), transparent);
    animation: aurora-move 15s linear infinite;
    z-index: -1;
}
/* 样式提示 */
.notice-design-reference {
    text-align: center;
    font-size: 20px;
    margin-top: 20px;
    color: #FFD700;
}
/* 代码块样式 */
.code-block {
    background: #1E3C72;
    padding: 20px;
    border-radius: 8px;
    overflow-x: auto;
    margin: 20px 0;
}
.code-block code {
    color: #FFD700;
    font-family: 'Courier New', Courier, monospace;
    font-size: 16px;
}
/* 表格样式 */
.table-responsive {
    overflow-x: auto;
}