/*
 * Nonlocality Theme
 * archives.virebent.art
 *
 * Gemini-style — pure text, no bloat
 * Sky blue, dark metallic blue, silver, black
 * No external resources, no CDN, no tracking
 */

:root {
    --black: #080a0e;
    --black-soft: #0e1117;
    --blue-deep: #152238;
    --blue-metallic: #1b3a5c;
    --blue-sky: #5ba4d9;
    --blue-sky-bright: #7bbfef;
    --silver: #a8b4c2;
    --silver-light: #c8d0da;
    --silver-dim: #6b7a8d;
    --white-soft: #dce2ea;

    --font: 'Cascadia Code', 'JetBrains Mono', 'Fira Code', 'Source Code Pro', Consolas, 'Courier New', monospace;

    --content-width: 680px;
}

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

html {
    font-size: 62.5%;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font);
    font-size: 1.5rem;
    line-height: 1.8;
    color: var(--silver);
    background: var(--black);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

::selection {
    background: var(--blue-metallic);
    color: var(--blue-sky-bright);
}

a {
    color: var(--blue-sky);
    text-decoration: none;
}

a:hover {
    color: var(--blue-sky-bright);
}

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

/* ═══════════════════════════════════════
   Layout — single column, centered
   ═══════════════════════════════════════ */
.site-wrapper {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 2rem;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.site-content {
    flex: 1;
}

/* ═══════════════════════════════════════
   Header — minimal text
   ═══════════════════════════════════════ */
.site-header {
    padding: 3rem 0 2rem;
    border-bottom: 1px solid var(--blue-deep);
}

.site-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--blue-sky);
    letter-spacing: 0.05em;
}

.site-title a {
    color: inherit;
}

.site-description {
    font-size: 1.2rem;
    color: var(--silver-dim);
    margin-top: 0.3rem;
    letter-spacing: 0.08em;
    text-transform: lowercase;
}

/* ═══════════════════════════════════════
   Navigation — gemini-style link list
   ═══════════════════════════════════════ */
.site-nav {
    margin-top: 1.5rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0;
    flex-direction: column;
}

.site-nav a {
    color: var(--blue-sky);
    font-size: 1.4rem;
    padding: 0.2rem 0;
    display: block;
}

.site-nav a::before {
    content: "=> ";
    color: var(--silver-dim);
}

.site-nav a:hover {
    color: var(--blue-sky-bright);
}

.site-nav a:hover::before {
    color: var(--blue-sky);
}

.lang-switcher {
    display: flex;
    gap: 1.5rem;
    margin-top: 0.8rem;
    padding-top: 0.8rem;
    border-top: 1px solid var(--blue-deep);
}

.lang-switcher a {
    font-size: 1.3rem;
    color: var(--silver-dim);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.lang-switcher a::before {
    content: "=> ";
    color: var(--blue-deep);
}

.lang-switcher a:hover {
    color: var(--blue-sky);
}

/* ═══════════════════════════════════════
   Post List — gemini-style text links
   ═══════════════════════════════════════ */
.post-feed {
    padding: 2rem 0;
}

.post-card {
    padding: 1.2rem 0;
    border-bottom: 1px solid var(--blue-deep);
}

.post-card:last-child {
    border-bottom: none;
}

.post-card-image {
    display: none;
}

.post-card-content {
    display: block;
}

.post-card-tags {
    margin-bottom: 0;
}

.post-card-tags a {
    font-size: 1.1rem;
    color: var(--silver-dim);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.post-card-tags a::before {
    content: "[";
    color: var(--blue-deep);
}

.post-card-tags a::after {
    content: "]";
    color: var(--blue-deep);
}

.post-card-title {
    font-size: 1.5rem;
    font-weight: 400;
    line-height: 1.6;
    margin: 0.2rem 0;
}

.post-card-title a {
    color: var(--blue-sky);
}

.post-card-title a::before {
    content: "=> ";
    color: var(--silver-dim);
}

.post-card-title a:hover {
    color: var(--blue-sky-bright);
}

.post-card-title a:hover::before {
    color: var(--blue-sky);
}

.post-card-excerpt {
    font-size: 1.3rem;
    color: var(--silver-dim);
    line-height: 1.7;
    margin: 0.3rem 0 0.5rem;
    padding-left: 3ch;
}

.post-card-meta {
    font-size: 1.2rem;
    color: var(--blue-metallic);
    padding-left: 3ch;
    display: flex;
    gap: 1rem;
}

.post-card-meta .author {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--silver-dim);
}

.post-card-meta .author-avatar {
    width: 16px;
    height: 16px;
    border-radius: 1px;
    image-rendering: pixelated;
}

.post-card-featured {
    font-size: 1.1rem;
    color: var(--blue-sky);
    letter-spacing: 0.05em;
}

.post-card-featured::before {
    content: "* ";
}

/* ═══════════════════════════════════════
   Section Headers (index pages)
   ═══════════════════════════════════════ */
.tag-header {
    padding: 2.5rem 0 0;
}

.tag-name {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--white-soft);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.tag-name::before {
    content: "# ";
    color: var(--blue-sky);
}

.tag-description {
    font-size: 1.3rem;
    color: var(--silver-dim);
    margin-top: 0.3rem;
}

/* ═══════════════════════════════════════
   Single Post
   ═══════════════════════════════════════ */
.post-header {
    padding: 3rem 0 1.5rem;
    border-bottom: 1px solid var(--blue-deep);
    margin-bottom: 2rem;
}

.post-tag {
    font-size: 1.2rem;
    color: var(--silver-dim);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    display: inline-block;
    margin-bottom: 0.5rem;
}

.post-tag::before {
    content: "[";
    color: var(--blue-deep);
}

.post-tag::after {
    content: "]";
    color: var(--blue-deep);
}

.post-title {
    font-size: 2.2rem;
    font-weight: 700;
    line-height: 1.4;
    color: var(--white-soft);
    margin-bottom: 1rem;
}

.post-title::before {
    content: "# ";
    color: var(--blue-sky);
}

.post-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    color: var(--silver-dim);
    font-size: 1.3rem;
}

.post-meta .author {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.post-meta .author-avatar {
    width: 20px;
    height: 20px;
    border-radius: 1px;
    image-rendering: pixelated;
}

.post-meta .separator {
    color: var(--blue-deep);
}

/* Post Content — markdown style */
.post-content {
    font-size: 1.5rem;
    line-height: 1.9;
    color: var(--silver-light);
    padding-bottom: 2rem;
}

.post-content h2 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--white-soft);
    margin: 2.5rem 0 1rem;
}

.post-content h2::before {
    content: "## ";
    color: var(--blue-sky);
}

.post-content h3 {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--white-soft);
    margin: 2rem 0 0.8rem;
}

.post-content h3::before {
    content: "### ";
    color: var(--blue-sky);
}

.post-content h4 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--silver-light);
    margin: 1.5rem 0 0.5rem;
}

.post-content p {
    margin-bottom: 1.5rem;
}

.post-content a {
    color: var(--blue-sky);
    text-decoration: underline;
    text-decoration-color: var(--blue-metallic);
    text-underline-offset: 3px;
}

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

.post-content blockquote {
    border-left: 2px solid var(--blue-metallic);
    padding: 0 0 0 2rem;
    margin: 1.5rem 0;
    color: var(--silver);
}

.post-content blockquote::before {
    content: "> ";
    color: var(--blue-metallic);
}

.post-content pre {
    background: var(--black-soft);
    border: 1px solid var(--blue-deep);
    padding: 1.5rem;
    margin: 1.5rem 0;
    overflow-x: auto;
    font-size: 1.3rem;
    line-height: 1.7;
}

.post-content code {
    font-family: var(--font);
    font-size: 0.92em;
    background: var(--black-soft);
    padding: 0.15rem 0.4rem;
    border: 1px solid var(--blue-deep);
}

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

.post-content ul,
.post-content ol {
    margin: 1.2rem 0;
    padding-left: 3ch;
}

.post-content li {
    margin-bottom: 0.4rem;
}

.post-content li::marker {
    color: var(--blue-sky);
}

.post-content img {
    margin: 1.5rem 0;
}

.post-content hr {
    border: none;
    border-top: 1px solid var(--blue-deep);
    margin: 2.5rem 0;
}

.post-content figure {
    margin: 1.5rem 0;
}

.post-content figcaption {
    font-size: 1.2rem;
    color: var(--silver-dim);
    margin-top: 0.5rem;
}

/* ═══════════════════════════════════════
   OpenTimestamps Badge
   ═══════════════════════════════════════ */
.ots-badge {
    display: inline-block;
    font-size: 1.2rem;
    color: var(--silver-dim);
    margin-top: 1rem;
}

.ots-badge::before {
    content: "[ots] ";
    color: var(--blue-sky);
}

/* ═══════════════════════════════════════
   Ghost Koenig Editor — Required
   ═══════════════════════════════════════ */
.kg-width-wide {
    max-width: 100%;
}

.kg-width-full {
    max-width: 100vw;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
    width: 100vw;
}

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

.kg-image-card,
.kg-gallery-card,
.kg-bookmark-card,
.kg-embed-card {
    margin: 1.5rem 0;
}

.kg-bookmark-card {
    border: 1px solid var(--blue-deep);
}

.kg-bookmark-container {
    display: flex;
    text-decoration: none;
    color: var(--silver);
}

.kg-bookmark-content {
    flex: 1;
    padding: 1.2rem;
}

.kg-bookmark-title {
    font-size: 1.4rem;
    color: var(--blue-sky);
    margin-bottom: 0.3rem;
}

.kg-bookmark-title::before {
    content: "=> ";
    color: var(--silver-dim);
}

.kg-bookmark-description {
    font-size: 1.2rem;
    color: var(--silver-dim);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.kg-bookmark-metadata {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.5rem;
    font-size: 1.1rem;
    color: var(--blue-metallic);
}

.kg-bookmark-icon {
    width: 14px;
    height: 14px;
}

.kg-bookmark-thumbnail {
    display: none;
}

/* ═══════════════════════════════════════
   Pagination
   ═══════════════════════════════════════ */
.pagination {
    padding: 2rem 0;
    font-size: 1.3rem;
    color: var(--silver-dim);
}

.pagination a {
    color: var(--blue-sky);
}

.pagination a::before {
    content: "=> ";
    color: var(--silver-dim);
}

/* ═══════════════════════════════════════
   Footer
   ═══════════════════════════════════════ */
.site-footer {
    border-top: 1px solid var(--blue-deep);
    padding: 2rem 0;
    margin-top: auto;
    font-size: 1.2rem;
    color: var(--blue-metallic);
}

.site-footer-inner {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.site-footer a {
    color: var(--silver-dim);
}

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

.footer-rss {
    font-size: 1.1rem;
    color: var(--silver-dim);
    margin-left: 0.8rem;
}

.footer-rss::before {
    content: "[";
    color: var(--blue-deep);
}

.footer-rss::after {
    content: "]";
    color: var(--blue-deep);
}

/* ═══════════════════════════════════════
   Newsletter Form
   ═══════════════════════════════════════ */
.newsletter-section {
    border: 1px solid var(--blue-deep);
    padding: 2rem;
    margin: 2rem 0;
}

.newsletter-section h3 {
    font-size: 1.5rem;
    color: var(--white-soft);
    margin-bottom: 0.5rem;
}

.newsletter-section h3::before {
    content: "## ";
    color: var(--blue-sky);
}

.newsletter-section p {
    font-size: 1.3rem;
    color: var(--silver-dim);
    margin-bottom: 1rem;
}

.newsletter-form {
    display: flex;
    gap: 0.5rem;
}

.newsletter-form input[type="email"] {
    flex: 1;
    font-family: var(--font);
    font-size: 1.3rem;
    padding: 0.5rem 0.8rem;
    background: var(--black);
    border: 1px solid var(--blue-metallic);
    color: var(--silver-light);
    outline: none;
}

.newsletter-form input[type="email"]:focus {
    border-color: var(--blue-sky);
}

.newsletter-form button {
    font-family: var(--font);
    font-size: 1.3rem;
    padding: 0.5rem 1.2rem;
    background: var(--blue-metallic);
    color: var(--silver-light);
    border: 1px solid var(--blue-metallic);
    cursor: pointer;
}

.newsletter-form button:hover {
    background: var(--blue-sky);
    color: var(--black);
    border-color: var(--blue-sky);
}

/* ═══════════════════════════════════════
   Error Page
   ═══════════════════════════════════════ */
.error-page {
    padding: 6rem 0;
}

.error-code {
    font-size: 6rem;
    font-weight: 700;
    color: var(--blue-deep);
    line-height: 1;
}

.error-message {
    font-size: 1.8rem;
    color: var(--white-soft);
    margin: 1rem 0;
}

.error-description {
    color: var(--silver-dim);
    font-size: 1.4rem;
    margin-bottom: 1.5rem;
}

.error-link {
    color: var(--blue-sky);
    font-size: 1.4rem;
}

.error-link::before {
    content: "=> ";
    color: var(--silver-dim);
}

/* ═══════════════════════════════════════
   Author Page
   ═══════════════════════════════════════ */
.author-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 2.5rem 0;
}

.author-avatar-large {
    width: 48px;
    height: 48px;
    border-radius: 2px;
    image-rendering: pixelated;
    border: 1px solid var(--blue-deep);
}

.author-name {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--white-soft);
}

.author-bio {
    color: var(--silver-dim);
    font-size: 1.3rem;
    margin-top: 0.2rem;
}

/* ═══════════════════════════════════════
   Responsive
   ═══════════════════════════════════════ */
@media (max-width: 600px) {
    body {
        font-size: 1.4rem;
    }

    .site-wrapper {
        padding: 0 1.5rem;
    }

    .post-title {
        font-size: 1.8rem;
    }

    .newsletter-form {
        flex-direction: column;
    }
}