:root {
    --color-bg: #0A0A0A;
    --color-text-primary: #DDDDDD;
    --color-text-secondary: #888888;
    --color-accent: #666666;
    --font-family-primary: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    --font-family-mono: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace;
    --spacing-unit: 1rem;
    --max-width: 760px;
    --sidebar-width: 250px;
}

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

body {
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    font-family: var(--font-family-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.site-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.container {
    max-width: var(--max-width);
    width: 100%;
    padding: calc(var(--spacing-unit) * 2);
    margin: auto;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--color-text-primary);
    line-height: 1.25;
    margin-bottom: var(--spacing-unit);
    font-weight: 400;
}

h1 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: calc(var(--spacing-unit) * 2);
}

h2 {
    font-size: 1.8rem;
    margin-top: calc(var(--spacing-unit) * 1.5);
}

h3 {
    font-size: 1.4rem;
    margin-top: var(--spacing-unit);
}

p {
    margin-bottom: var(--spacing-unit);
}

/* Time/Date styling */
time {
    display: block;
    color: var(--color-text-secondary);
    font-size: 0.9em;
    margin-bottom: calc(var(--spacing-unit) * 2);
    font-style: italic;
}

a {
    color: var(--color-text-primary);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s ease, color 0.2s ease;
}

a:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
}

ul, ol {
    margin-bottom: var(--spacing-unit);
    padding-left: calc(var(--spacing-unit) * 2);
}

li {
    margin-bottom: calc(var(--spacing-unit) / 2);
}

blockquote {
    border-left: 2px solid var(--color-accent);
    padding-left: var(--spacing-unit);
    margin: calc(var(--spacing-unit) * 2) 0;
    color: var(--color-text-secondary);
    font-style: italic;
}

code, pre {
    font-family: var(--font-family-mono);
    font-size: 0.9em;
    color: var(--color-text-primary);
    background-color: #1a1a1a;
}

code {
    padding: 0.2em 0.4em;
    border-radius: 3px;
}

pre {
    padding: var(--spacing-unit);
    overflow-x: auto;
    border-radius: 4px;
    margin-bottom: var(--spacing-unit);
}

/* Image Styles */
img {
    max-width: 100%;
    width: auto;
    height: auto;
    display: block;
    margin: var(--spacing-unit) auto;
    border-radius: 4px;
    box-sizing: border-box;
    object-fit: contain;
}

/* Desktop only: constrain images to prevent sidebar overflow */
@media (min-width: 1101px) {
    .main-content img {
        max-width: calc(var(--max-width) - calc(var(--spacing-unit) * 4));
    }

    /* Ensure single post images are also constrained */
    article img {
        max-width: calc(var(--max-width) - calc(var(--spacing-unit) * 4));
    }

    /* Constrain article content on desktop */
    article {
        max-width: var(--max-width);
        overflow: hidden;
    }
}

/* Mobile/tablet: allow full width for articles */
@media (max-width: 1100px) {
    article {
        max-width: none;
        overflow: visible;
    }

    article img,
    .img,
    .image,
    img.responsive,
    img.full-width {
        max-width: 100%;
    }
}

/* Image utility classes for specific use cases */
.img {
    max-width: 100%;
    width: auto;
    height: auto;
    display: block;
    margin: var(--spacing-unit) auto;
    border-radius: 4px;
    box-sizing: border-box;
    object-fit: contain;
}

.image {
    max-width: 100%;
    width: auto;
    height: auto;
    display: block;
    margin: var(--spacing-unit) auto;
    border-radius: 4px;
    box-sizing: border-box;
    object-fit: contain;
}

img.responsive {
    max-width: 100%;
    width: auto;
    height: auto;
    display: block;
    margin: var(--spacing-unit) auto;
    border-radius: 4px;
    box-sizing: border-box;
    object-fit: contain;
}

img.full-width {
    width: 100%;
    height: auto;
    display: block;
    margin: var(--spacing-unit) 0;
    border-radius: 4px;
    box-sizing: border-box;
    object-fit: cover;
}

/* Desktop constraints for image classes */
@media (min-width: 1101px) {
    .img,
    .image,
    img.responsive {
        max-width: calc(var(--max-width) - calc(var(--spacing-unit) * 4));
    }

    img.full-width {
        max-width: 100%;
    }
}

figure {
    margin: calc(var(--spacing-unit) * 2) 0;
    text-align: center;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}

figure img {
    margin: 0 auto var(--spacing-unit);
    max-width: 100%;
    width: auto;
    height: auto;
    box-sizing: border-box;
    object-fit: contain;
}

figcaption {
    color: var(--color-text-secondary);
    font-size: 0.9em;
    font-style: italic;
    margin-top: calc(var(--spacing-unit) / 2);
    width: 100%;
    box-sizing: border-box;
}

hr {
    border: none;
    border-top: 1px solid var(--color-accent);
    margin: calc(var(--spacing-unit) * 3) 0;
    opacity: 0.2;
}

/* Header Styles */
header {
    background-color: var(--color-bg);
    padding: calc(var(--spacing-unit) / 2) 0;
    border-bottom: none;
    position: relative;
    z-index: 100;
}

.header-container {
    max-width: calc(var(--max-width) + var(--sidebar-width) + calc(var(--spacing-unit) * 4));
    margin: auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 var(--spacing-unit);
}

header h1 {
    margin: 0;
    font-size: 1.8rem;
    text-align: left;
}

header h1 a {
    color: var(--color-text-primary);
    border-bottom: none;
}

header h1 a:hover {
    color: var(--color-accent);
}

.main-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: calc(var(--spacing-unit) * 1.5);
}

.main-nav li a {
    color: var(--color-text-primary);
    text-decoration: none;
    padding: 0.5rem 0;
    border-bottom: 1px solid transparent;
    transition: all 0.2s ease;
}

.main-nav li a:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
}

/* Content Layout */
.content-wrapper {
    display: flex;
    flex: 1;
    width: 100%;
    margin: 0 auto;
    padding: calc(var(--spacing-unit) * 2) var(--spacing-unit) 0;
    gap: calc(var(--spacing-unit) * 2);
    align-items: flex-start;
}

/* Desktop layout with sidebar */
@media (min-width: 1101px) {
    .content-wrapper {
        max-width: calc(var(--max-width) + var(--sidebar-width) + calc(var(--spacing-unit) * 4));
    }
}

.main-content {
    flex: 1;
    max-width: var(--max-width);
    min-width: 0; /* Prevents flex items from overflowing */
    padding: 0 var(--spacing-unit);
    overflow: hidden; /* Prevent all overflow */
}

/* Desktop only: constrain main content width to prevent sidebar overflow */
@media (min-width: 1101px) {
    .main-content {
        width: calc(100% - var(--sidebar-width) - calc(var(--spacing-unit) * 4));
    }
}

.sidebar {
    flex: 0 0 var(--sidebar-width);
    background-color: var(--color-bg);
    padding: calc(var(--spacing-unit) * 1.5);
    border-left: 1px solid var(--color-accent);
    position: sticky;
    top: calc(var(--spacing-unit) * 2);
    align-self: flex-start;
    max-height: calc(100vh - calc(var(--spacing-unit) * 4));
    overflow-y: auto;
}

.sidebar h3 {
    margin-top: 0;
    margin-bottom: var(--spacing-unit);
    color: var(--color-text-secondary);
    font-weight: 500;
    font-size: 1.2rem;
}

.sidebar ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sidebar li {
    margin-bottom: calc(var(--spacing-unit) / 3);
}

.sidebar li a {
    color: var(--color-text-secondary);
    border-bottom: 1px dashed transparent;
    display: block;
    padding: 0.25rem 0;
}

.sidebar li a:hover {
    color: var(--color-text-primary);
    border-color: var(--color-text-primary);
}

/* Footer */
footer {
    padding: var(--spacing-unit);
    text-align: center;
    color: var(--color-text-secondary);
    font-size: 0.8em;
    width: 100%;
    margin-top: auto;
}

footer .container {
    max-width: calc(var(--max-width) + var(--sidebar-width) + calc(var(--spacing-unit) * 4));
    margin: auto;
}

/* Footer Styles */
.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: calc(var(--max-width) + var(--sidebar-width) + calc(var(--spacing-unit) * 4));
    margin: 0 auto;
    padding: var(--spacing-unit);
}

.footer-content p {
    margin: 0;
    color: var(--color-text-secondary);
    font-size: 0.9em;
}

.footer-nav {
    display: flex;
    gap: var(--spacing-unit);
}

.footer-nav a {
    color: var(--color-text-secondary);
    font-size: 0.9em;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.footer-nav a:hover {
    color: var(--color-accent);
    background-color: rgba(102, 102, 102, 0.1);
}

/* Form Styles */
label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--color-text-secondary);
}

input[type="text"],
input[type="email"],
input[type="password"],
textarea {
    width: 100%;
    padding: 0.8rem;
    background-color: #1a1a1a;
    border: 1px solid var(--color-accent);
    color: var(--color-text-primary);
    font-family: var(--font-family-primary);
    font-size: 1rem;
    border-radius: 4px;
    margin-bottom: var(--spacing-unit);
}

textarea {
    resize: vertical;
}

button[type="submit"] {
    margin-top: 0;
    padding: 0.8rem 1.5rem;
    background-color: var(--color-accent);
    color: var(--color-text-primary);
    border: none;
    cursor: pointer;
    font-family: var(--font-family-primary);
    font-size: 1rem;
    border-radius: 4px;
    transition: background-color 0.2s ease;
}

button[type="submit"]:hover {
    background-color: #777777;
}

/* Mobile Navigation Toggle */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
}

/* Responsive Design */
@media (max-width: 1100px) {
    .content-wrapper {
        max-width: 100% !important;
        flex-direction: column;
        gap: 0;
        padding: var(--spacing-unit);
    }

    .main-content {
        max-width: 100% !important;
        padding: 0;
        overflow: visible !important;
    }

    .sidebar {
        flex: none;
        position: static;
        max-height: none;
        border-left: none;
        border-top: 1px solid var(--color-accent);
        margin-top: calc(var(--spacing-unit) * 2);
        padding-top: calc(var(--spacing-unit) * 2);
        width: 100%;
        order: 2; /* Move sidebar below main content */
    }

    .header-container {
        max-width: 100%;
        padding: 0;
    }

    footer .container {
        max-width: 100%;
    }

    /* Ensure single posts also work on mobile */
    article {
        max-width: 100% !important;
        overflow: visible !important;
    }

    .footer-content {
        flex-direction: column;
        gap: var(--spacing-unit);
        text-align: center;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }
    
    .main-nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--color-bg);
        border-top: 1px solid var(--color-accent);
        display: none;
        z-index: 99;
    }
    
    .main-nav.active {
        display: block;
    }
    
    .main-nav ul {
        flex-direction: column;
        gap: 0;
        padding: var(--spacing-unit);
    }
    
    .main-nav li {
        border-bottom: 1px solid rgba(136, 136, 136, 0.2);
    }
    
    .main-nav li:last-child {
        border-bottom: none;
    }
    
    .main-nav li a {
        display: block;
        padding: var(--spacing-unit) 0;
    }
    
    .header-container {
        flex-wrap: wrap;
        position: relative;
    }
    
    header {
        position: relative;
    }
}

@media (max-width: 600px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .container {
        padding: var(--spacing-unit);
        max-width: 100% !important;
    }

    .content-wrapper {
        padding: var(--spacing-unit) var(--spacing-unit) 0;
        max-width: 100% !important;
    }

    .main-content,
    article {
        max-width: 100% !important;
        padding: 0 !important;
    }
    
    .main-content,
    .sidebar {
        padding: 0;
    }
    
    header h1 {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-unit: 0.8rem;
    }

    .header-container {
        padding: 0 calc(var(--spacing-unit) / 2);
        max-width: 100% !important;
    }

    .nav-toggle {
        padding: 0.25rem;
    }

    .content-wrapper {
        padding: calc(var(--spacing-unit) / 2) calc(var(--spacing-unit) / 2) 0;
        max-width: 100% !important;
    }

    .main-content,
    article {
        max-width: 100% !important;
        padding: 0 !important;
    }
}
.search-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--spacing-unit);
}

#search-input {
    width: 100%;
    padding: 0.8rem;
    background-color: #1a1a1a;
    border: 1px solid var(--color-accent);
    color: var(--color-text-primary);
    font-family: var(--font-family-primary);
    font-size: 1rem;
    border-radius: 4px;
    margin-bottom: var(--spacing-unit);
}

#search-results {
    margin-top: var(--spacing-unit);
}

#search-results ul {
    list-style: none;
    padding: 0;
}

#search-results li {
    padding: var(--spacing-unit);
    border-bottom: 1px solid var(--color-accent);
    margin-bottom: var(--spacing-unit);
}

#search-results h4 {
    margin: 0 0 0.5rem 0;
}

#search-results h4 a {
    color: var(--color-text-primary);
}

#search-results small {
    color: var(--color-text-secondary);
}