:root {
    --primary-color: #1a1a1a;
    --secondary-color: #1a1a1a;
    --text-color: #1a1a1a;
    --text-light: #666;
    --bg-color: #ffffff;
    --bg-alt: #ffffff;
    --border-color: #e5e5e5;
    --spacing-unit: 1rem;
    --max-width: 900px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.7;
    color: var(--text-color);
    background-color: var(--bg-color);
    font-weight: 300;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    padding: 1.5rem 0;
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.nav-logo {
    font-size: 1rem;
    font-weight: 400;
    color: var(--primary-color);
    text-decoration: none;
    letter-spacing: 0.5px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: var(--text-light);
    text-decoration: none;
    transition: color 0.2s;
    font-weight: 400;
    font-size: 0.9rem;
    letter-spacing: 0.3px;
}

.nav-link:hover {
    color: var(--text-color);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
    position: absolute;
    right: 2rem;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--primary-color);
    transition: all 0.3s;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: var(--bg-color);
    padding-top: 80px;
}

.hero-content h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
    font-weight: 300;
    letter-spacing: -0.5px;
}

.hero-content p {
    font-size: 1rem;
    color: var(--text-light);
    font-weight: 300;
    letter-spacing: 0.3px;
}

.hero-tagline {
    font-size: 1.1rem;
    color: var(--text-color);
    font-weight: 400;
    margin-bottom: 1.5rem;
    letter-spacing: 0.2px;
}

.hero-description {
    font-size: 1rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto 2.5rem;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    text-decoration: none;
    border-radius: 4px;
    font-size: 0.9rem;
    font-weight: 400;
    transition: all 0.2s;
    letter-spacing: 0.3px;
    border: 1px solid var(--border-color);
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--bg-color);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--primary-color);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-color);
    border-color: var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--bg-color);
    border-color: var(--primary-color);
}

.hero-social {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.hero-social a {
    color: var(--text-light);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 400;
    transition: color 0.2s;
    letter-spacing: 0.3px;
}

.hero-social a:hover {
    color: var(--text-color);
}

/* Sections */
.section {
    padding: 6rem 0;
}

.section-alt {
    background-color: var(--bg-alt);
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.section-content {
    max-width: 800px;
    margin: 0 auto;
}

.section-content h1 {
    font-size: 2rem;
    margin-bottom: 3rem;
    color: var(--primary-color);
    font-weight: 300;
    letter-spacing: -0.5px;
}

.section-content h2 {
    font-size: 1.25rem;
    margin-top: 3rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
    font-weight: 400;
    letter-spacing: 0.2px;
}

.section-content h3 {
    font-size: 1.1rem;
    margin-top: 2rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
    font-weight: 400;
}

.section-content p {
    margin-bottom: 1.5rem;
    color: var(--text-color);
    line-height: 1.7;
    font-weight: 300;
}

.section-content ul,
.section-content ol {
    margin-left: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.section-content li {
    margin-bottom: 0.5rem;
}

.section-content a {
    color: var(--text-color);
    text-decoration: underline;
    text-decoration-color: var(--text-light);
    text-underline-offset: 3px;
    transition: all 0.2s;
}

.section-content a:hover {
    color: var(--primary-color);
    text-decoration-color: var(--primary-color);
}

.section-content strong {
    color: var(--text-color);
    font-weight: 400;
}

.section-content em {
    color: var(--text-light);
    font-style: italic;
}

.section-content hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 4rem 0;
}

.section-content blockquote {
    border-left: 1px solid var(--border-color);
    padding-left: 1.5rem;
    margin: 1.5rem 0;
    color: var(--text-light);
    font-style: italic;
}

.section-content code {
    background-color: transparent;
    padding: 0;
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
    color: var(--text-color);
}

.section-content pre {
    background-color: transparent;
    padding: 1rem 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    overflow-x: auto;
    margin: 1.5rem 0;
}

.section-content pre code {
    background-color: transparent;
    padding: 0;
}

/* Prism.js code block styling */
.section-content pre[class*="language-"] {
    background-color: #2d2d2d;
    padding: 1.5rem;
    border-radius: 8px;
    border: none;
    margin: 1.5rem 0;
    overflow-x: auto;
}

.section-content pre[class*="language-"] code {
    color: #f8f8f2;
    background-color: transparent;
    padding: 0;
    font-size: 0.9em;
    line-height: 1.6;
}

/* Code blocks without language (plain text) */
.section-content pre:not([class*="language-"]) {
    background-color: #f5f5f5;
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.section-content pre:not([class*="language-"]) code {
    color: var(--text-color);
}

/* Blog Posts */
.blog-post {
    margin-bottom: 4rem;
    padding-bottom: 3rem;
}

/* Blog Cards */
.blog-card {
    margin-bottom: 2rem;
    padding: 1.5rem;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    transition: all 0.2s;
    background-color: var(--bg-color);
}

.blog-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.blog-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.blog-card-link,
.blog-card-link *,
.blog-card a,
.blog-card .post-title,
.blog-card .post-date,
.blog-card .post-author,
.blog-card .post-description,
.blog-card .tag {
    text-decoration: none !important;
}

.post-title {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    font-weight: 400;
    letter-spacing: -0.2px;
}

.post-title a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.2s;
}

.post-title a:hover {
    color: var(--text-light);
}

.blog-card .post-title {
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.blog-card:hover .post-title {
    color: var(--text-light);
}

.post-meta {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    font-size: 0.9rem;
    color: var(--text-light);
    font-weight: 300;
}

.post-date {
    font-weight: 300;
    text-decoration: none;
}

.post-author {
    font-style: normal;
    text-decoration: none;
}

.post-description {
    font-size: 1rem;
    color: var(--text-color);
    margin-bottom: 0.75rem;
    line-height: 1.6;
    font-weight: 300;
    text-decoration: none;
}

.post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.tag {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    font-size: 0.8rem;
    background-color: transparent;
    border: none;
    border-radius: 2px;
    color: var(--text-light);
    font-weight: 300;
    transition: color 0.2s;
    text-decoration: none;
}

.tag:hover {
    color: var(--primary-color);
}

.post-content {
    margin-top: 2rem;
}

.post-content h1,
.post-content h2,
.post-content h3 {
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.post-content h1:first-child,
.post-content h2:first-child,
.post-content h3:first-child {
    margin-top: 0;
}

/* Blog Post Images */
.post-content img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 2rem auto;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.post-content img + em {
    display: block;
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-light);
    font-style: italic;
    margin-top: -1.5rem;
    margin-bottom: 2rem;
}

.post-divider {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 3rem 0 0;
}

.blog-post:last-child .post-divider {
    display: none;
}

/* Blog Post Detail Page */
.blog-post-header {
    margin-bottom: 3rem;
}

.back-link {
    display: inline-block;
    margin-bottom: 1.5rem;
    color: var(--text-light);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s;
}

.back-link:hover {
    color: var(--primary-color);
}

/* Footer */
.footer {
    background-color: var(--bg-color);
    color: var(--text-light);
    text-align: center;
    padding: 3rem 0;
    border-top: 1px solid var(--border-color);
}

.footer p {
    margin: 0;
    font-size: 0.85rem;
    font-weight: 300;
    letter-spacing: 0.3px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        border-bottom: 1px solid var(--border-color);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-content p {
        font-size: 0.95rem;
    }

    .hero-tagline {
        font-size: 1rem;
    }

    .hero-description {
        font-size: 0.9rem;
        padding: 0 1rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 0.75rem;
    }

    .btn {
        width: 200px;
        text-align: center;
    }

    .hero-social {
        gap: 1rem;
        font-size: 0.85rem;
    }

    .section {
        padding: 4rem 0;
    }

    .section-content h1 {
        font-size: 1.75rem;
    }

    .section-content h2 {
        font-size: 1.15rem;
    }

    .container {
        padding: 0 1rem;
    }
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Section Spacing */
section {
    scroll-margin-top: 80px;
}