/* ==========================================================================
   Imprint — A minimal Ghost theme with typewriter aesthetics
   ========================================================================== */

/* --- Variables --- */
:root {
    --color-bg: #fdfdfd;
    --color-text: #2b2b2b;
    --color-text-secondary: #6b6b6b;
    --color-accent: #3d6b4f;
    --color-accent-light: #e8f0eb;
    --color-border: #e0e0e0;
    --color-border-light: #f0f0f0;
    --font-body: 'Courier Prime', 'Courier New', Courier, monospace;
    --font-mono: 'Courier Prime', 'Courier New', Courier, monospace;
    --content-width: 680px;
    --spacing-unit: 1.5rem;
}

/* --- Reset & Base --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 17px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.75;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

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

/* --- Layout --- */
.container {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 var(--spacing-unit);
    width: 100%;
}

.site-main {
    flex: 1;
    padding: calc(var(--spacing-unit) * 3) 0;
}

/* --- Header --- */
.site-header {
    padding: calc(var(--spacing-unit) * 1.5) 0;
    border-bottom: 1px solid var(--color-border-light);
    position: sticky;
    top: 0;
    background: var(--color-bg);
    z-index: 100;
    transition: border-color 0.3s ease;
}

.site-header.scrolled {
    border-bottom-color: var(--color-border);
}

.site-header .container {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-unit);
    flex-wrap: wrap;
}

.site-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-text);
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

.site-title:hover {
    color: var(--color-accent);
}

.site-description {
    display: none;
}

.site-nav {
    margin-left: auto;
}

.site-nav ul {
    list-style: none;
    display: flex;
    gap: var(--spacing-unit);
}

.site-nav a {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

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

/* --- Hero --- */
.site-hero {
    margin-bottom: calc(var(--spacing-unit) * 2);
    padding-bottom: calc(var(--spacing-unit) * 2);
    border-bottom: 1px solid var(--color-border-light);
}

.hero-tagline {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
    max-width: 500px;
}

/* --- Post Feed --- */
.post-feed {
    display: flex;
    flex-direction: column;
}

.post-card {
    padding: calc(var(--spacing-unit) * 1.5) 0;
    border-bottom: 1px solid var(--color-border-light);
}

.post-card:first-child {
    padding-top: 0;
}

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

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

.post-card-image {
    width: 100%;
    border-radius: 2px;
    margin-bottom: 0.75rem;
}

.post-card-tag {
    font-size: 0.75rem;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    display: inline-block;
    margin-bottom: 0.35rem;
}

.post-card-title {
    font-size: 1.35rem;
    font-weight: 700;
    line-height: 1.35;
    margin-bottom: 0.5rem;
    transition: color 0.2s ease;
}

.post-card-excerpt {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.65;
    margin-bottom: 0.75rem;
}

.post-card-meta {
    font-size: 0.78rem;
    color: var(--color-text-secondary);
    letter-spacing: 0.03em;
}

.post-card-meta .separator {
    margin: 0 0.4em;
    opacity: 0.5;
}

/* --- Single Post --- */
.single-post {
    max-width: var(--content-width);
}

.post-header {
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.post-header .post-tag {
    font-size: 0.78rem;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    display: inline-block;
    margin-bottom: 0.75rem;
}

.post-title {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.25;
    margin-bottom: 0.75rem;
}

.post-meta {
    font-size: 0.82rem;
    color: var(--color-text-secondary);
    letter-spacing: 0.03em;
}

.post-meta .separator {
    margin: 0 0.4em;
    opacity: 0.5;
}

/* --- Feature Image --- */
.post-feature-image {
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.post-feature-image img {
    width: 100%;
    border-radius: 2px;
}

.post-feature-image figcaption {
    font-size: 0.78rem;
    color: var(--color-text-secondary);
    text-align: center;
    margin-top: 0.5rem;
}

/* --- Post Content --- */
.post-content {
    font-size: 1rem;
    line-height: 1.8;
}

.post-content h2 {
    font-size: 1.4rem;
    margin-top: calc(var(--spacing-unit) * 2.5);
    margin-bottom: var(--spacing-unit);
    font-weight: 700;
}

.post-content h3 {
    font-size: 1.15rem;
    margin-top: calc(var(--spacing-unit) * 2);
    margin-bottom: calc(var(--spacing-unit) * 0.75);
    font-weight: 700;
}

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

.post-content blockquote {
    border-left: 3px solid var(--color-accent);
    padding-left: var(--spacing-unit);
    margin: calc(var(--spacing-unit) * 1.5) 0;
    color: var(--color-text-secondary);
    font-style: italic;
}

.post-content ul,
.post-content ol {
    margin-bottom: var(--spacing-unit);
    padding-left: 1.5em;
}

.post-content li {
    margin-bottom: 0.35em;
}

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

.post-content pre {
    background: #1a1a2e;
    color: #e0e0e0;
    padding: var(--spacing-unit);
    border-radius: 3px;
    overflow-x: auto;
    margin-bottom: var(--spacing-unit);
    font-size: 0.85rem;
    line-height: 1.6;
}

.post-content pre code {
    background: none;
    padding: 0;
    color: inherit;
}

.post-content hr {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: calc(var(--spacing-unit) * 2) 0;
}

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

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

.post-content figure {
    margin: calc(var(--spacing-unit) * 1.5) 0;
}

.post-content figcaption {
    font-size: 0.78rem;
    color: var(--color-text-secondary);
    text-align: center;
    margin-top: 0.5rem;
}

.post-content .kg-image-card img,
.post-content .kg-gallery-image img {
    border-radius: 2px;
}

/* Ghost content width classes */
.kg-width-wide {
    position: relative;
    width: 85vw;
    max-width: 1040px;
    left: 50%;
    transform: translateX(-50%);
}

.kg-width-full {
    position: relative;
    width: 100vw;
    left: 50%;
    transform: translateX(-50%);
}

.kg-width-wide img,
.kg-width-full img {
    width: 100%;
}

/* Ghost bookmark card */
.post-content .kg-bookmark-card {
    border: 1px solid var(--color-border);
    border-radius: 3px;
    margin-bottom: var(--spacing-unit);
}

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

.post-content .kg-bookmark-content {
    padding: var(--spacing-unit);
    flex: 1;
}

.post-content .kg-bookmark-title {
    font-size: 0.95rem;
    font-weight: 700;
    line-height: 1.4;
}

.post-content .kg-bookmark-description {
    font-size: 0.82rem;
    color: var(--color-text-secondary);
    margin-top: 0.35rem;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-content .kg-bookmark-metadata {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
    margin-top: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5em;
}

.post-content .kg-bookmark-thumbnail {
    width: 200px;
    min-height: 100%;
}

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

/* --- Author Card (post footer) --- */
.post-footer {
    margin-top: calc(var(--spacing-unit) * 3);
    padding-top: calc(var(--spacing-unit) * 2);
    border-top: 1px solid var(--color-border-light);
}

.author-card {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-unit);
}

.author-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.author-name {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--color-text);
}

.author-bio {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin-top: 0.25rem;
    line-height: 1.55;
}

/* --- Archive Headers (tag, author pages) --- */
.archive-header {
    margin-bottom: calc(var(--spacing-unit) * 2);
    padding-bottom: calc(var(--spacing-unit) * 2);
    border-bottom: 1px solid var(--color-border-light);
}

.archive-header.author-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-unit);
    flex-wrap: wrap;
}

.author-header-avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    object-fit: cover;
}

.archive-title {
    font-size: 1.5rem;
    font-weight: 700;
}

.archive-description {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-top: 0.5rem;
    max-width: 500px;
}

/* --- Pagination --- */
.pagination {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: calc(var(--spacing-unit) * 2);
    margin-top: var(--spacing-unit);
    border-top: 1px solid var(--color-border-light);
    font-size: 0.85rem;
}

.pagination a {
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.8rem;
}

.pagination-page {
    color: var(--color-text-secondary);
    font-size: 0.78rem;
}

/* --- Error Page --- */
.error-page {
    text-align: center;
    padding: calc(var(--spacing-unit) * 4) 0;
}

.error-code {
    font-size: 5rem;
    font-weight: 700;
    color: var(--color-border);
    line-height: 1;
    margin-bottom: var(--spacing-unit);
}

.error-message {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    margin-bottom: calc(var(--spacing-unit) * 1.5);
}

.error-link {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* --- Footer --- */
.site-footer {
    padding: calc(var(--spacing-unit) * 2) 0;
    border-top: 1px solid var(--color-border-light);
    font-size: 0.78rem;
    color: var(--color-text-secondary);
}

.site-footer .container {
    display: flex;
    justify-content: center;
    gap: 0;
}

.site-footer .separator {
    margin: 0 0.5em;
    opacity: 0.5;
}

.site-footer a {
    color: var(--color-text-secondary);
}

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

/* --- Comments --- */
.post-comments {
    margin-top: calc(var(--spacing-unit) * 3);
}

/* --- Ghost-specific: Members / Subscribe --- */
.gh-portal-close {
    display: none;
}

/* --- Responsive --- */
@media (max-width: 640px) {
    html {
        font-size: 16px;
    }

    .site-header .container {
        flex-direction: column;
        gap: 0.75rem;
    }

    .site-nav {
        margin-left: 0;
    }

    .site-nav ul {
        gap: 1rem;
    }

    .post-title {
        font-size: 1.6rem;
    }

    .post-card-title {
        font-size: 1.2rem;
    }

    .author-card {
        flex-direction: column;
    }

    .archive-header.author-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .post-content .kg-bookmark-container {
        flex-direction: column;
    }

    .post-content .kg-bookmark-thumbnail {
        width: 100%;
        min-height: 160px;
    }
}