/* 基础样式与变量定义 */
:root {
    --primary-color: #032B44;
    --secondary-color: #FFFFFF;
    --accent-color: #6DC87C;
    --accent-alt: #FF9F00;
    --background-color: #F5F5F5;
    --gradient-bg: linear-gradient(135deg, #032B44 0%, #034463 100%);
    --card-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    --transition-default: all 0.3s ease;
    --border-radius: 8px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Roboto', sans-serif;
}

body {
    background-color: var(--background-color);
    color: var(--primary-color);
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
}

/* 排版样式 */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    margin-bottom: 1rem;
    line-height: 1.2;
    font-weight: 700;
}

h1 {
    font-size: 3rem;
    background: linear-gradient(45deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-top: 2rem;
}

h3 {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-top: 1.5rem;
}

h4 {
    font-size: 1.4rem;
    color: var(--primary-color);
    margin-top: 1.2rem;
}

p {
    margin-bottom: 1.2rem;
    line-height: 1.8;
}

.text-accent {
    color: var(--accent-color);
}

.text-center {
    text-align: center;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 12px 30px;
    background: var(--accent-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition-default);
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.15);
    background: #5ab369;
}

.btn-alt {
    background: var(--accent-alt);
}

.btn-alt:hover {
    background: #e89000;
}

/* 布局组件 */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero {
    background: var(--gradient-bg);
    color: white;
    padding: 120px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 700px;
}

.hero-patterns {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    opacity: 0.1;
    background-image: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3z' fill='%23ffffff' fill-opacity='0.4' fill-rule='evenodd'/%3E%3C/svg%3E");
}

/* 创意矩阵网格布局 */
.creative-matrix {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 20px;
    margin: 60px 0;
}

.matrix-item {
    background: white;
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    transition: var(--transition-default);
}

.matrix-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.matrix-item.large {
    grid-column: span 8;
}

.matrix-item.medium {
    grid-column: span 6;
}

.matrix-item.small {
    grid-column: span 4;
}

/* 图片与媒体样式 */
.img-fluid {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: var(--border-radius);
}

.img-container {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
}

.img-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(3, 43, 68, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-default);
}

.img-container:hover .img-overlay {
    opacity: 1;
}

/* 特性板块 */
.features {
    padding: 80px 0;
    background: linear-gradient(180deg, var(--background-color) 0%, #FFFFFF 100%);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.feature-card {
    background: white;
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    text-align: center;
    transition: var(--transition-default);
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

/* 代码展示样式 */
pre {
    background-color: #f0f4f8;
    border-radius: var(--border-radius);
    padding: 20px;
    margin: 1rem 0 2rem;
    overflow-x: auto;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    line-height: 1.5;
    border-left: 4px solid var(--accent-color);
}

code {
    font-family: 'Courier New', monospace;
    color: #032B44;
}

/* 文章样式 */
.article-container {
    background: white;
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    margin: 40px 0;
}

.article-container h2 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.article-container h3 {
    margin-top: 2rem;
    color: var(--primary-color);
}

.article-container ul, .article-container ol {
    margin-left: 20px;
    margin-bottom: 1.5rem;
}

.article-container li {
    margin-bottom: 0.5rem;
}

/* 导航样式 */
.navbar {
    background: var(--primary-color);
    padding: 15px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-logo {
    color: white;
    font-size: 1.8rem;
    font-weight: 700;
    text-decoration: none;
    font-family: 'Montserrat', sans-serif;
}

.navbar-menu {
    display: flex;
    gap: 20px;
}

.navbar-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-default);
}

.navbar-link:hover {
    color: var(--accent-color);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}

/* 评论区与互动元素 */
.interactive-elements {
    background: linear-gradient(135deg, #f5f7fa 0%, #e4efe9 100%);
    padding: 80px 0;
    margin-top: 60px;
}

.benefit-card {
    display: flex;
    align-items: flex-start;
    margin-bottom: 30px;
    background: white;
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    transition: var(--transition-default);
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.benefit-icon {
    flex: 0 0 60px;
    height: 60px;
    background: var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 20px;
    color: white;
    font-size: 1.5rem;
}

.benefit-content {
    flex: 1;
}

/* 页脚样式 */
.footer {
    background: var(--primary-color);
    color: white;
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-heading {
    color: var(--accent-color);
    margin-bottom: 1.2rem;
    font-size: 1.3rem;
}

.footer-link {
    color: #b7c8d0;
    text-decoration: none;
    display: block;
    margin-bottom: 0.8rem;
    transition: var(--transition-default);
}

.footer-link:hover {
    color: white;
}

.copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: #b7c8d0;
    font-size: 0.9rem;
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    h1 {
        font-size: 2.5rem;
    }
    h2 {
        font-size: 2rem;
    }
    .container {
        padding: 0 30px;
    }
}

@media (max-width: 1024px) {
    .matrix-item.large {
        grid-column: span 12;
    }
    .matrix-item.medium {
        grid-column: span 6;
    }
    .matrix-item.small {
        grid-column: span 6;
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }
    h2 {
        font-size: 1.8rem;
    }
    h3 {
        font-size: 1.5rem;
    }
    .hero {
        padding: 100px 0 60px;
    }
    .creative-matrix {
        grid-template-columns: repeat(6, 1fr);
    }
    .matrix-item.medium, .matrix-item.small {
        grid-column: span 6;
    }
    .navbar-menu {
        display: none;
    }
    .mobile-toggle {
        display: block;
    }
    .navbar-menu.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--primary-color);
        padding: 20px;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.8rem;
    }
    h2 {
        font-size: 1.5rem;
    }
    h3 {
        font-size: 1.3rem;
    }
    .container {
        padding: 0 15px;
    }
    .creative-matrix {
        grid-template-columns: 1fr;
    }
    .matrix-item {
        grid-column: span 1 !important;
    }
    .benefit-card {
        flex-direction: column;
    }
    .benefit-icon {
        margin-bottom: 15px;
        margin-right: 0;
    }
    .article-container {
        padding: 20px;
    }
}

@media (max-width: 320px) {
    h1 {
        font-size: 1.6rem;
    }
    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    .feature-grid {
        grid-template-columns: 1fr;
    }
}