/* ==========================================================================
   CPJ Theme - Ghost Theme for cpj.fyi
   Hidden Patterns by Clay Parker Jones
   ========================================================================== */

/* ==========================================================================
   CSS Custom Properties
   ========================================================================== */

:root {
    /* Colors */
    --color-bg: #F8F8F8;
    --color-bg-card: #FFFFFF;
    --color-bg-alt: #F0F0F0;
    --color-accent: #FF3252;
    --color-accent-hover: #E02545;
    --color-text: #1A1A1A;
    --color-text-secondary: #666666;
    --color-text-muted: #999999;
    --color-border: #E5E5E5;
    --color-border-light: #EFEFEF;

    /* Typography */
    --font-serif: 'freight-text-pro', 'Georgia', 'Times New Roman', serif;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-mono: 'SF Mono', SFMono-Regular, Consolas, 'Liberation Mono', Menlo, monospace;

    /* Font sizes */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    --text-6xl: 3.75rem;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* Layout */
    --max-width: 1280px;
    --max-width-content: 720px;
    --max-width-wide: 960px;
    --sidebar-width: 280px;
    --header-height: 44px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-base: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);
}

/* ==========================================================================
   Reset & Base
   ========================================================================== */

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

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-serif);
    font-size: var(--text-lg);
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-bg);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-text);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

h1, h2, h3, h4, h5, h6 {
    margin: 0 0 var(--space-4);
    font-family: var(--font-serif);
    font-weight: 700;
    line-height: 1.2;
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-3xl); }
h4 { font-size: var(--text-2xl); }
h5 { font-size: var(--text-xl); }
h6 { font-size: var(--text-lg); }

p {
    margin: 0 0 var(--space-6);
}

ul, ol {
    margin: 0 0 var(--space-6);
    padding-left: var(--space-6);
}

blockquote {
    margin: var(--space-8) 0;
    padding: var(--space-6) var(--space-8);
    border-left: 4px solid var(--color-accent);
    background: var(--color-bg-card);
    font-style: italic;
}

blockquote p:last-child {
    margin-bottom: 0;
}

hr {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: var(--space-12) 0;
}

/* ==========================================================================
   Layout
   ========================================================================== */

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

.site-main {
    flex: 1;
}

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.container-narrow {
    max-width: var(--max-width-content);
}

.container-wide {
    max-width: var(--max-width-wide);
}

/* Grid system */
.grid {
    display: grid;
    gap: var(--space-8);
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* Responsive grid */
@media (max-width: 1024px) {
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
    background: var(--color-bg);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-main {
    border-bottom: 1px solid var(--color-border);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 44px;
    gap: var(--space-6);
}

/* Navigation */
.site-nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: var(--space-5);
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-list a {
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-secondary);
    padding: var(--space-1) 0;
    border-bottom: 2px solid transparent;
    transition: all var(--transition-fast);
}

.nav-list a:hover {
    color: var(--color-text);
    border-bottom-color: var(--color-text);
}

/* Header actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.header-link {
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-secondary);
}

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

.header-link-primary {
    color: var(--color-accent);
}

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

/* Active nav states based on body class */
body.home-template .nav-home,
body.tag-foundations .nav-book,
body.tag-structuring .nav-book,
body.tag-direction .nav-book,
body.tag-learning .nav-book,
body.tag-practice .nav-book,
body.tag-space .nav-book,
body.tag-start-end .nav-book,
body.page-template .nav-book,
body.tag-essays .nav-essays,
body.tag-five-things .nav-five-things,
body.tag-radar .nav-radar {
    color: var(--color-text);
    border-bottom-color: var(--color-text);
}

/* ==========================================================================
   Book Sub-Navigation
   ========================================================================== */

.book-subnav {
    display: none;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}

/* Show book subnav only in book area */
body.tag-foundations .book-subnav,
body.tag-structuring .book-subnav,
body.tag-direction .book-subnav,
body.tag-learning .book-subnav,
body.tag-practice .book-subnav,
body.tag-space .book-subnav,
body.tag-start-end .book-subnav,
body.page-template .book-subnav {
    display: block;
}

.book-subnav-inner {
    display: flex;
    align-items: center;
}

.book-subnav-list {
    display: flex;
    align-items: center;
    gap: var(--space-5);
    list-style: none;
    margin: 0;
    padding: var(--space-2) 0;
}

.book-subnav-link {
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

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

.book-subnav-buy {
    color: var(--color-accent);
}

.book-subnav-buy:hover {
    color: var(--color-accent-hover);
}

/* Mobile menu toggle */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    padding: var(--space-2);
    cursor: pointer;
}

.menu-toggle svg {
    width: 24px;
    height: 24px;
}

@media (max-width: 768px) {
    .site-nav {
        display: none;
    }

    .site-nav.is-open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: var(--color-bg);
        border-bottom: 1px solid var(--color-border);
        padding: var(--space-6);
    }

    .site-nav.is-open .nav-list {
        flex-direction: column;
        align-items: flex-start;
    }

    .menu-toggle {
        display: block;
    }
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: 2px solid transparent;
    border-radius: 0;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    color: white;
}

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

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

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

.btn-ghost:hover {
    color: var(--color-accent);
}

.btn-small {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-xs);
}

.btn-large {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-base);
}

/* ==========================================================================
   Homepage Hero Banner
   ========================================================================== */

.home-hero {
    background: var(--color-text);
    padding: var(--space-16) 0;
}

.home-hero-name {
    font-family: var(--font-serif);
    font-size: var(--text-6xl);
    font-weight: 400;
    font-style: italic;
    color: #FFFFFF;
    margin: 0;
    letter-spacing: -0.02em;
}

@media (max-width: 768px) {
    .home-hero {
        padding: var(--space-10) 0;
    }

    .home-hero-name {
        font-size: var(--text-4xl);
    }
}

/* ==========================================================================
   Homepage Layout
   ========================================================================== */

.home-layout {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--space-12);
    padding: var(--space-12) 0;
}

@media (max-width: 1024px) {
    .home-layout {
        grid-template-columns: 1fr;
    }
}

/* Book section (left column) */
.home-book {
    padding-right: var(--space-8);
    border-right: 1px solid var(--color-border);
}

@media (max-width: 1024px) {
    .home-book {
        padding-right: 0;
        border-right: none;
        border-bottom: 1px solid var(--color-border);
        padding-bottom: var(--space-12);
    }
}

.book-header {
    margin-bottom: var(--space-8);
}

.book-cover {
    margin-bottom: var(--space-6);
}

.book-cover img {
    width: 100%;
    height: auto;
    display: block;
}

.book-label {
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin-bottom: var(--space-3);
}

.book-title {
    font-size: var(--text-4xl);
    margin-bottom: var(--space-2);
}

.book-author {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    font-style: italic;
}

.book-description {
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-8);
}

/* Book sections list */
.book-sections {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--space-8);
}

.book-section-item {
    border-bottom: 1px solid var(--color-border-light);
}

.book-section-item:first-child {
    border-top: 1px solid var(--color-border-light);
}

.book-section-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) 0;
    font-size: var(--text-lg);
    font-weight: 500;
}

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

.book-section-count {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

/* Content section (right column) */
.home-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-12);
}

/* Section headers */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-6);
}

.section-title {
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin: 0;
}

.section-link {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text-secondary);
}

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

/* ==========================================================================
   Post Cards
   ========================================================================== */

.post-card {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
}

/* Mobile: image on top with fixed aspect ratio */
.post-card-image {
    aspect-ratio: 16/9;
    overflow: hidden;
    background: var(--color-bg-alt);
}

.post-card-image a {
    display: block;
    width: 100%;
    height: 100%;
}

.post-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.post-card:hover .post-card-image img {
    transform: scale(1.02);
}

/* Desktop: image on right, filling full height (non-featured cards only) */
@media (min-width: 640px) {
    .post-card:not(.post-card-featured):not(.post-card-text-only) {
        grid-template-columns: 1fr 140px;
        gap: var(--space-6);
    }

    /* Explicitly place content in column 1, image in column 2 */
    .post-card:not(.post-card-featured) .post-card-content {
        grid-column: 1;
        grid-row: 1;
    }

    .post-card:not(.post-card-featured) .post-card-image {
        grid-column: 2;
        grid-row: 1;
        aspect-ratio: auto;
        position: relative;
        min-height: 120px;
    }

    /* Absolute positioning to fill the grid cell */
    .post-card:not(.post-card-featured) .post-card-image a {
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
    }
}

/* Text-only cards (no image, full width) */
.post-card-text-only {
    display: block;
}

/* Tag wrapper - only show first tag */
.post-card-tag-wrapper {
    margin-bottom: var(--space-2);
}

.post-card-tag-wrapper .post-card-tag:not(:first-child) {
    display: none;
}

.post-card-tag {
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
}

.post-card-title {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-3);
    line-height: 1.3;
}

.post-card-title a:hover {
    color: var(--color-accent);
}

.post-card-excerpt {
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-4);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-card-meta {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.post-card-meta span::after {
    content: '\00B7';
    margin-left: var(--space-3);
}

.post-card-meta span:last-child::after {
    content: none;
}

/* Featured post card (large) */
.post-card-featured {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
    padding-bottom: var(--space-8);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--space-8);
}

.post-card-featured .post-card-image {
    margin-bottom: 0;
    aspect-ratio: 4/3;
}

.post-card-featured .post-card-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.post-card-featured .post-card-title {
    font-size: var(--text-3xl);
}

@media (max-width: 768px) {
    .post-card-featured {
        grid-template-columns: 1fr;
    }
}

/* Essay card variant */
.post-card-essay .post-card-title {
    font-size: var(--text-xl);
}

/* Radar card variant (compact) */
.post-card-radar {
    padding: var(--space-4) 0;
    border-bottom: 1px solid var(--color-border-light);
}

.post-card-radar .post-card-title {
    font-size: var(--text-lg);
    margin-bottom: var(--space-2);
}

.post-card-radar .post-card-excerpt {
    font-size: var(--text-sm);
    margin-bottom: var(--space-2);
    -webkit-line-clamp: 2;
}

.post-card-radar .post-card-meta {
    font-size: var(--text-xs);
}

/* ==========================================================================
   Chapter Layout (Book)
   ========================================================================== */

.chapter-layout {
    display: grid;
    grid-template-columns: var(--sidebar-width) 1fr;
    gap: var(--space-12);
    padding: var(--space-12) 0;
    min-height: calc(100vh - var(--header-height));
}

@media (max-width: 1024px) {
    .chapter-layout {
        grid-template-columns: 1fr;
    }
}

/* Chapter sidebar */
.chapter-sidebar {
    position: sticky;
    top: calc(var(--header-height) + var(--space-8));
    height: fit-content;
    max-height: calc(100vh - var(--header-height) - var(--space-16));
    overflow-y: auto;
}

@media (max-width: 1024px) {
    .chapter-sidebar {
        position: relative;
        top: 0;
        max-height: none;
        padding-bottom: var(--space-8);
        border-bottom: 1px solid var(--color-border);
        margin-bottom: var(--space-8);
    }
}

.chapter-sidebar-header {
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-4);
    border-bottom: 2px solid var(--color-text);
}

.chapter-section-label {
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin-bottom: var(--space-1);
}

.chapter-section-name {
    font-size: var(--text-xl);
    margin: 0;
}

/* Chapter list in sidebar */
.chapter-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.chapter-list-item {
    margin-bottom: var(--space-1);
}

.chapter-list-link {
    display: block;
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    border-left: 2px solid transparent;
    transition: all var(--transition-fast);
}

.chapter-list-link:hover {
    color: var(--color-text);
    background: var(--color-bg-alt);
}

.chapter-list-link.is-current {
    color: var(--color-text);
    border-left-color: var(--color-accent);
    background: var(--color-bg-alt);
    font-weight: 500;
}

/* Chapter navigation (prev/next) */
.chapter-nav {
    display: flex;
    justify-content: space-between;
    gap: var(--space-4);
    margin-top: var(--space-8);
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-border);
}

.chapter-nav-link {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    font-size: var(--text-sm);
}

.chapter-nav-link.next {
    text-align: right;
    margin-left: auto;
}

.chapter-nav-label {
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
}

.chapter-nav-title {
    color: var(--color-text);
    font-weight: 500;
}

.chapter-nav-link:hover .chapter-nav-title {
    color: var(--color-accent);
}

/* Chapter content */
.chapter-content {
    max-width: var(--max-width-content);
}

.chapter-header {
    margin-bottom: var(--space-12);
}

.chapter-number {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: var(--space-3);
}

.chapter-title {
    font-size: var(--text-5xl);
    margin-bottom: 0;
}

/* ==========================================================================
   Article Content
   ========================================================================== */

.content {
    font-size: var(--text-lg);
    line-height: 1.8;
}

.content h2 {
    font-size: var(--text-3xl);
    margin-top: var(--space-12);
    margin-bottom: var(--space-6);
}

.content h3 {
    font-size: var(--text-2xl);
    margin-top: var(--space-10);
    margin-bottom: var(--space-4);
}

.content h4 {
    font-size: var(--text-xl);
    margin-top: var(--space-8);
    margin-bottom: var(--space-4);
}

.content a {
    color: var(--color-accent);
    text-decoration: underline;
    text-underline-offset: 2px;
}

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

.content img {
    margin: var(--space-8) 0;
    border-radius: 2px;
}

.content figure {
    margin: var(--space-10) 0;
}

.content figcaption {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    text-align: center;
    margin-top: var(--space-3);
}

.content pre {
    background: var(--color-text);
    color: var(--color-bg);
    padding: var(--space-6);
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    line-height: 1.6;
    margin: var(--space-8) 0;
}

.content code {
    font-family: var(--font-mono);
    font-size: 0.9em;
    background: var(--color-bg-alt);
    padding: 0.15em 0.4em;
    border-radius: 2px;
}

.content pre code {
    background: none;
    padding: 0;
}

/* ==========================================================================
   Tag/Archive Pages
   ========================================================================== */

.archive-header {
    padding: var(--space-12) 0;
    text-align: center;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--space-12);
}

.archive-title {
    font-size: var(--text-5xl);
    margin-bottom: var(--space-4);
}

.archive-description {
    font-size: var(--text-xl);
    color: var(--color-text-secondary);
    max-width: var(--max-width-content);
    margin: 0 auto;
}

.archive-count {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    margin-top: var(--space-4);
}

/* Essays archive layout */
.essays-layout {
    display: grid;
    grid-template-columns: 1fr var(--sidebar-width);
    gap: var(--space-12);
    padding: var(--space-12) 0;
}

@media (max-width: 1024px) {
    .essays-layout {
        grid-template-columns: 1fr;
    }
}

.essays-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
}

@media (max-width: 768px) {
    .essays-grid {
        grid-template-columns: 1fr;
    }
}

/* Radar archive layout (compact) */
.radar-layout {
    max-width: var(--max-width-content);
    margin: 0 auto;
    padding: var(--space-12) 0;
}

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

.radar-date-group {
    margin-bottom: var(--space-8);
}

.radar-date {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--space-4);
}

/* ==========================================================================
   Single Post
   ========================================================================== */

.post-header {
    max-width: var(--max-width-content);
    margin: 0 auto;
    padding: var(--space-12) var(--space-6);
    text-align: center;
}

.post-tag {
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin-bottom: var(--space-4);
    display: inline-block;
}

.post-title {
    font-size: var(--text-5xl);
    margin-bottom: var(--space-6);
}

.post-excerpt {
    font-size: var(--text-xl);
    color: var(--color-text-secondary);
    font-style: italic;
}

.post-meta {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    margin-top: var(--space-6);
}

.post-meta span::after {
    content: '\00B7';
    margin: 0 var(--space-2);
}

.post-meta span:last-child::after {
    content: none;
}

/* Feature image */
.post-feature-image {
    max-width: var(--max-width-wide);
    margin: 0 auto var(--space-12);
}

.post-feature-image img {
    width: 100%;
}

/* Post body */
.post-body {
    max-width: var(--max-width-content);
    margin: 0 auto;
    padding: 0 var(--space-6) var(--space-12);
}

/* Related posts */
.related-posts {
    border-top: 1px solid var(--color-border);
    padding: var(--space-12) 0;
    margin-top: var(--space-12);
}

.related-posts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

@media (max-width: 768px) {
    .related-posts-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   Sidebar
   ========================================================================== */

.sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
}

.sidebar-widget {
    padding: var(--space-6);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
}

.sidebar-widget-title {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-3);
    border-bottom: 2px solid var(--color-text);
}

/* Featured post widget */
.sidebar-featured .post-card-title {
    font-size: var(--text-lg);
}

/* Newsletter widget */
.newsletter-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.newsletter-text {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

.newsletter-input {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    border: 1px solid var(--color-border);
    background: var(--color-bg);
    transition: border-color var(--transition-fast);
}

.newsletter-input:focus {
    outline: none;
    border-color: var(--color-accent);
}

/* Custom HTML widget */
.sidebar-custom {
    font-size: var(--text-sm);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
    background: var(--color-text);
    color: var(--color-bg);
    padding: var(--space-16) 0 var(--space-8);
}

.footer-main {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr;
    gap: var(--space-8);
    padding-bottom: var(--space-12);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

@media (max-width: 1024px) {
    .footer-main {
        grid-template-columns: 1fr 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .footer-main {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 640px) {
    .footer-main {
        grid-template-columns: 1fr;
    }
}

/* Nav columns without headers */
.footer-column-nav ul {
    margin-top: 0;
}

/* Footer book section */
.footer-book {
    padding-right: var(--space-8);
}

.footer-book-label {
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin-bottom: var(--space-3);
}

.footer-book-title {
    font-size: var(--text-3xl);
    color: var(--color-bg);
    margin-bottom: var(--space-2);
}

.footer-book-author {
    font-size: var(--text-base);
    color: rgba(255, 255, 255, 0.7);
    font-style: italic;
    margin-bottom: var(--space-4);
}

.footer-book-description {
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: var(--space-6);
}

.footer-book .btn-primary {
    background: var(--color-accent);
    border-color: var(--color-accent);
}

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

/* Footer columns */
.footer-column h4 {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-bg);
    margin-bottom: var(--space-4);
}

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

.footer-column li {
    margin-bottom: var(--space-2);
}

.footer-column a {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-fast);
}

.footer-column a:hover {
    color: var(--color-bg);
}

/* Footer newsletter row */
.footer-newsletter {
    padding: var(--space-8) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-newsletter-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-8);
}

@media (max-width: 768px) {
    .footer-newsletter-inner {
        flex-direction: column;
        text-align: center;
    }
}

.footer-newsletter-text h4 {
    font-size: var(--text-xl);
    color: var(--color-bg);
    margin-bottom: var(--space-1);
}

.footer-newsletter-text p {
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

.footer-newsletter-form {
    display: flex;
    gap: var(--space-3);
}

.footer-newsletter-form input {
    width: 280px;
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--color-bg);
}

.footer-newsletter-form input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.footer-newsletter-form input:focus {
    outline: none;
    border-color: var(--color-accent);
}

/* Footer bottom */
.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-8);
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.5);
}

@media (max-width: 640px) {
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-4);
        text-align: center;
    }
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.5);
}

.footer-bottom a:hover {
    color: var(--color-bg);
}

/* ==========================================================================
   Membership CTA
   ========================================================================== */

.membership-cta {
    background: var(--color-bg-alt);
    padding: var(--space-10);
    text-align: center;
    margin: var(--space-12) 0;
}

.membership-cta h3 {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-3);
}

.membership-cta p {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-6);
}

/* ==========================================================================
   Error Pages
   ========================================================================== */

.error-page {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-12);
}

.error-code {
    font-size: var(--text-6xl);
    font-weight: 700;
    color: var(--color-text-muted);
    margin-bottom: var(--space-4);
}

.error-message {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-8);
}

/* ==========================================================================
   Pagination
   ========================================================================== */

.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-6);
    padding: var(--space-12) 0;
    font-family: var(--font-sans);
    font-size: var(--text-sm);
}

.pagination a {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-text-secondary);
}

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

.pagination-current {
    color: var(--color-text-muted);
}

/* ==========================================================================
   Utilities
   ========================================================================== */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

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

.mb-0 { margin-bottom: 0; }
.mb-4 { margin-bottom: var(--space-4); }
.mb-8 { margin-bottom: var(--space-8); }
.mb-12 { margin-bottom: var(--space-12); }

.mt-0 { margin-top: 0; }
.mt-4 { margin-top: var(--space-4); }
.mt-8 { margin-top: var(--space-8); }
.mt-12 { margin-top: var(--space-12); }

/* ==========================================================================
   Ghost Specific Styles
   ========================================================================== */

/* Koenig editor cards */
.kg-card {
    margin: var(--space-8) 0;
}

.kg-image-card img {
    width: 100%;
}

.kg-width-wide {
    max-width: var(--max-width-wide);
    margin-left: calc(50% - 50vw + var(--space-6));
    margin-right: calc(50% - 50vw + var(--space-6));
}

.kg-width-full {
    max-width: none;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
}

.kg-bookmark-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
}

.kg-bookmark-container {
    display: flex;
    text-decoration: none;
    color: inherit;
}

.kg-bookmark-content {
    padding: var(--space-5);
    flex: 1;
}

.kg-bookmark-title {
    font-size: var(--text-base);
    font-weight: 600;
    margin-bottom: var(--space-2);
}

.kg-bookmark-description {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.kg-bookmark-metadata {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-3);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}

.kg-bookmark-icon {
    width: 16px;
    height: 16px;
}

.kg-bookmark-thumbnail {
    width: 160px;
    flex-shrink: 0;
}

.kg-bookmark-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Gallery card */
.kg-gallery-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.kg-gallery-row {
    display: flex;
    gap: var(--space-4);
}

.kg-gallery-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Callout card */
.kg-callout-card {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-5);
    border-left: 4px solid var(--color-accent);
    background: var(--color-bg-card);
}

.kg-callout-emoji {
    font-size: var(--text-xl);
}

.kg-callout-text {
    font-size: var(--text-base);
}

/* Button card */
.kg-button-card {
    text-align: center;
}

.kg-button-card a {
    display: inline-block;
}

/* Embed cards */
.kg-embed-card {
    position: relative;
    padding-bottom: 56.25%;
}

.kg-embed-card iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

/* ==========================================================================
   Additional Components
   ========================================================================== */

/* Sidebar recent list */
.sidebar-recent-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-recent-list li {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: var(--space-3);
    padding: var(--space-2) 0;
    border-bottom: 1px solid var(--color-border-light);
}

.sidebar-recent-list li:last-child {
    border-bottom: none;
}

.sidebar-recent-list a {
    font-size: var(--text-sm);
    flex: 1;
}

.sidebar-recent-date {
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    flex-shrink: 0;
}

/* Author page */
.author-image {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    margin: 0 auto var(--space-6);
    object-fit: cover;
}

.author-website {
    display: inline-block;
    margin-top: var(--space-3);
    font-size: var(--text-sm);
    color: var(--color-accent);
}

/* Chapter list detailed (for subsection pages) */
.chapter-list-detailed {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.chapter-list-item-detailed {
    padding-bottom: var(--space-6);
    border-bottom: 1px solid var(--color-border-light);
}

.chapter-list-item-detailed:last-child {
    border-bottom: none;
}

.chapter-list-item-title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-2);
}

.chapter-list-item-title a:hover {
    color: var(--color-accent);
}

.chapter-list-item-excerpt {
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    margin: 0;
}

/* Book navigation */
.book-nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.book-nav-item {
    margin-bottom: var(--space-1);
}

.book-nav-item a {
    display: block;
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    border-left: 2px solid transparent;
    transition: all var(--transition-fast);
}

.book-nav-item a:hover {
    color: var(--color-text);
    background: var(--color-bg-alt);
}

.book-nav-item.is-current a {
    color: var(--color-text);
    border-left-color: var(--color-accent);
    background: var(--color-bg-alt);
    font-weight: 500;
}

/* Post tags */
.post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: var(--space-8);
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-border);
}

.post-tag-link {
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: var(--space-2) var(--space-3);
    background: var(--color-bg-alt);
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.post-tag-link:hover {
    background: var(--color-accent);
    color: white;
}

/* Membership CTA buttons */
.membership-cta-buttons {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
}

/* Error description */
.error-description {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-8);
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {
    .site-header,
    .site-footer,
    .chapter-sidebar,
    .sidebar,
    .membership-cta,
    .related-posts,
    .pagination {
        display: none;
    }

    body {
        font-size: 12pt;
        line-height: 1.5;
    }

    .chapter-layout,
    .essays-layout {
        display: block;
    }

    a[href]::after {
        content: " (" attr(href) ")";
        font-size: 0.8em;
        color: var(--color-text-secondary);
    }
}