@font-face {
    font-family: "Chapaza";
    src: url("Chapaza.ttf") format("truetype");
    font-weight: normal;
    font-style: normal;
}

@font-face {
    font-family: "Chapaza";
    src: url("Chapaza Italic.ttf") format("truetype");
    font-weight: normal;
    font-style: italic;
}

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

:root {
    --color-bg: #e8d4b8;
    --color-cream: #f4e8d8;
    --color-surface: #f9f3e9;

    --color-sage: #7a9b76;
    --color-terracotta: #c8614d;
    --color-mustard: #d9a857;
    --color-rust: #a85442;
    --color-olive: #8b9b7e;
    --color-sky: #6b9bbd;
    --color-lavender: #8b7ba8;
    --color-rose: #c87b9b;

    --color-dark: #3d3935;
    --color-border: #5a5248;
    --color-light-border: #b5a895;

    --color-dark-shadow-sm: rgba(61, 57, 53, 0.2);
    --color-dark-shadow-md: rgba(61, 57, 53, 0.4);
    --color-dark-shadow-lg: rgba(61, 57, 53, 0.6);

    --color-text: #3d3935;
    --color-text-muted: #6b5f52;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;

    --font-pixel: "Chapaza", monospace;
    --font-retro: "Chapaza", monospace;
    --font-mono: "Chapaza", monospace;
}

body {
    font-family: var(--font-mono);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    image-rendering: pixelated;
    image-rendering: -moz-crisp-edges;
    image-rendering: crisp-edges;
}

main {
    flex: 1;
}

/* ── Back Button ─────────────────────────────────────────── */

.back-button {
    position: fixed;
    top: 6rem;
    left: calc((100vw - 720px) / 4);
    transform: translateX(-50%);
    writing-mode: vertical-rl;
    text-orientation: mixed;
    background: var(--color-dark);
    color: var(--color-cream);
    font-family: var(--font-pixel);
    font-size: 0.55rem;
    text-decoration: none;
    padding: var(--spacing-md) 0.5rem;
    border: 3px solid var(--color-border);
    box-shadow: 3px 3px 0 var(--color-border);
    letter-spacing: 0.1em;
    transition: background 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
    z-index: 100;
}

.back-button:hover {
    background: var(--color-terracotta);
    border-color: var(--color-rust);
    box-shadow: 3px 3px 0 var(--color-rust);
}

@media (max-width: 780px) {
    .back-button {
        top: var(--spacing-sm);
        left: var(--spacing-sm);
        transform: none;
        writing-mode: horizontal-tb;
        padding: 0.4rem 0.75rem;
        font-size: 0.6rem;
    }
}

/* ── Page Header ─────────────────────────────────────────── */

.page-header {
    text-align: center;
    padding: var(--spacing-lg) var(--spacing-md);
    max-width: 900px;
    margin: 0 auto;
    background-color: var(--color-bg);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.page-title {
    font-family: var(--font-pixel);
    font-size: clamp(1.3rem, 3.5vw, 2.2rem);
    font-weight: 400;
    margin-bottom: var(--spacing-sm);
    color: var(--color-terracotta);
    line-height: 1.5;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ── Article Byline ──────────────────────────────────────── */

.article-byline {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-retro);
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.article-byline-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid var(--color-border);
    object-fit: cover;
    image-rendering: pixelated;
}

.article-byline-name {
    font-weight: 700;
    color: var(--color-dark);
}

.article-byline-sep {
    color: var(--color-light-border);
}

/* ── Search ──────────────────────────────────────────────── */

.search-wrapper {
    width: 66.666%;
}

.articles-search {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: 0 var(--spacing-lg) var(--spacing-md);
}

.search-authors {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-shrink: 0;
}

.search-author-pin {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 3px solid var(--color-dark);
    box-shadow: 2px 2px 0 var(--color-border);
    overflow: hidden;
    cursor: grab;
    transition: box-shadow 0.15s ease, transform 0.15s ease;
}

.search-author-pin:active {
    cursor: grabbing;
}

.search-author-pin:hover {
    box-shadow: 3px 3px 0 var(--color-terracotta);
    transform: translateY(-1px);
}

.search-author-pin img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    image-rendering: pixelated;
    pointer-events: none;
}

.search-bin-group {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.search-bin {
    min-height: 60px;
    border: 3px dashed var(--color-border);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    transition: border-color 0.15s ease, background 0.15s ease;
}

.search-bin.drag-over {
    border-color: var(--color-terracotta);
    background: rgba(180, 80, 50, 0.06);
}

.search-bin-placeholder {
    font-family: var(--font-retro);
    font-size: 0.8rem;
    color: var(--color-text-muted);
    pointer-events: none;
    user-select: none;
}

.search-mode-toggle {
    display: flex;
    justify-content: center;
    gap: 0;
}

.search-mode-btn {
    font-family: var(--font-pixel);
    font-size: 0.55rem;
    padding: 4px 14px;
    background: var(--color-cream);
    color: var(--color-text-muted);
    border: 2px solid var(--color-border);
    cursor: pointer;
    user-select: none;
    transition: background 0.15s ease, color 0.15s ease;
}

.search-mode-btn:first-child {
    border-right: none;
}

.search-mode-btn.active {
    background: var(--color-dark);
    color: var(--color-cream);
    border-color: var(--color-dark);
}

.search-mode-btn:not(.active):hover {
    background: var(--color-light-border);
}

.search-chip {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 8px 3px 5px;
    background: var(--color-dark);
    color: var(--color-cream);
    font-family: var(--font-retro);
    font-size: 0.75rem;
    border: 2px solid var(--color-dark);
    box-shadow: 2px 2px 0 var(--color-border);
}

.search-chip-avatar {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
}

.search-chip-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    image-rendering: pixelated;
}

.search-chip-remove {
    background: none;
    border: none;
    color: var(--color-cream);
    cursor: pointer;
    font-size: 0.9rem;
    line-height: 1;
    padding: 0;
    opacity: 0.7;
}

.search-chip-remove:hover {
    opacity: 1;
}

.search-tags {
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    gap: 6px;
    max-height: 120px;
    flex-shrink: 0;
}

.search-tag {
    font-family: var(--font-retro);
    font-size: 0.75rem;
    padding: 3px 10px;
    background: var(--color-cream);
    color: var(--color-dark);
    border: 2px solid var(--color-dark);
    box-shadow: 2px 2px 0 var(--color-border);
    cursor: grab;
    user-select: none;
    transition: box-shadow 0.15s ease, transform 0.15s ease;
}

.search-tag:hover {
    box-shadow: 2px 2px 0 var(--color-terracotta);
    transform: translateY(-1px);
}

.search-tag:active {
    cursor: grabbing;
}

.article-card.filtered-out {
    display: none;
}

@media (max-width: 600px) {
    .search-wrapper {
        width: 100%;
    }

    .articles-search {
        flex-direction: column;
        align-items: stretch;
        padding: 0 var(--spacing-sm) var(--spacing-sm);
    }

    .search-authors {
        flex-direction: row;
        justify-content: center;
    }

    .search-tags {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        max-height: none;
    }
}

/* ── Articles Grid ───────────────────────────────────────── */

.articles-grid {
    padding: var(--spacing-md) 12px var(--spacing-xl);
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    display: grid;
    grid-gap: 12px;
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 65px;
    grid-auto-flow: dense;
}

.articles-grid .article-title { font-size: 0.7rem; }
.articles-grid .article-meta  { font-size: 0.5rem; }

@media (min-width: 500px) {
    .articles-grid {
        grid-template-columns: repeat(3, 1fr);
        grid-auto-rows: 65px;
    }
}

@media (min-width: 670px) {
    .articles-grid {
        grid-template-columns: repeat(4, 1fr);
        grid-auto-rows: 65px;
    }
}

@media (min-width: 780px) {
    .articles-grid {
        grid-template-columns: repeat(3, 1fr);
        grid-auto-rows: 105px;
        padding: var(--spacing-md) var(--spacing-lg) var(--spacing-xl);
    }
    .articles-grid .article-title { font-size: 0.9rem; }
    .articles-grid .article-meta  { font-size: 0.65rem; }
}

@media (min-width: 900px) {
    .articles-grid {
        grid-template-columns: repeat(4, 1fr);
        grid-auto-rows: 85px;
    }
}

@media (min-width: 1100px) {
    .articles-grid {
        grid-template-columns: repeat(5, 1fr);
        grid-auto-rows: 90px;
    }
}

.articles-grid .article-card { grid-row: span 2; }
.articles-grid .wide         { grid-column: span 2; grid-row: span 2; }
.articles-grid .tall         { grid-row: span 3; }
.articles-grid .big          { grid-column: span 2; grid-row: span 3; }

/* ── Article Card ────────────────────────────────────────── */

.article-card {
    position: relative;
    border: 4px solid var(--color-dark);
    box-shadow: 4px 4px 0 var(--color-border);
    overflow: hidden;
    cursor: pointer;
}

.article-image {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: var(--spacing-xs) var(--spacing-sm);
}

.article-title {
    font-family: var(--font-pixel);
    font-size: 0.9rem;
    color: var(--color-cream);
    line-height: 1.5;
    align-self: flex-start;
    text-shadow: 1px 1px 0 rgba(0,0,0,0.8);
}

.article-meta-row {
    display: flex;
    flex-direction: row-reverse;
    align-items: center;
    justify-content: flex-start;
    gap: 0.5rem;
}

.article-meta {
    font-family: var(--font-retro);
    font-size: 0.65rem;
    color: var(--color-light-border);
    text-align: right;
    text-shadow: 1px 1px 0 rgba(0,0,0,0.8);
}

.article-author-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 2px solid var(--color-light-border);
    object-fit: cover;
    flex-shrink: 0;
    image-rendering: pixelated;
}

/* ── Article Body ────────────────────────────────────────── */

.article-body {
    max-width: 720px;
    margin: 0 auto;
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-xl);
    font-family: var(--font-mono);
    font-size: 1.25rem;
    line-height: 1.8;
}

.article-body h1,
.article-body h2,
.article-body h3 {
    font-family: var(--font-pixel);
    color: var(--color-terracotta);
    margin: var(--spacing-md) 0 var(--spacing-xs);
    line-height: 1.5;
}

.article-body h1 { font-size: 1rem; }
.article-body h2 { font-size: 0.85rem; }
.article-body h3 { font-size: 0.7rem; }

.article-body p {
    margin-bottom: var(--spacing-sm);
}

.article-body a {
    color: var(--color-terracotta);
    text-decoration: underline;
}

.article-body a:hover {
    color: var(--color-rust);
}

.article-body strong { font-weight: 700; }
.article-body em     { font-style: italic; }

.article-body code {
    font-family: var(--font-retro);
    font-size: 0.85rem;
    background: var(--color-cream);
    border: 2px solid var(--color-border);
    padding: 1px 6px;
}

.article-body pre {
    background: var(--color-dark);
    color: var(--color-cream);
    border: 3px solid var(--color-border);
    box-shadow: 3px 3px 0 var(--color-border);
    padding: var(--spacing-sm);
    overflow-x: auto;
    margin-bottom: var(--spacing-sm);
}

.article-body pre code {
    background: none;
    border: none;
    padding: 0;
    font-size: 0.9rem;
    color: inherit;
}

.article-body ul,
.article-body ol {
    margin-left: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.article-body blockquote {
    border-left: 4px solid var(--color-terracotta);
    margin: var(--spacing-sm) 0;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-cream);
    color: var(--color-text-muted);
}

.inline-media-link {
    display: block;
    text-decoration: none;
}

.article-body img:not(.reaction-emoji),
.article-body .inline-media,
.reply-body .inline-media {
    max-width: 100%;
    border: 3px solid var(--color-dark);
    box-shadow: 3px 3px 0 var(--color-border);
    display: block;
    margin: var(--spacing-sm) auto;
}

/* ── Message Highlight ───────────────────────────────────── */

@keyframes msg-flash {
    0%   { background-color: var(--color-mustard); }
    100% { background-color: transparent; }
}

.msg-highlight {
    animation: msg-flash 1.8s ease-out forwards;
}

/* ── Thread Replies ──────────────────────────────────────── */

.thread-replies {
    max-width: 720px;
    margin: 0 auto;
    padding: 0 var(--spacing-md) var(--spacing-xl);
    border-top: 3px solid var(--color-border);
}

.reply {
    padding: var(--spacing-sm) 0;
    border-bottom: 2px solid var(--color-light-border);
}

.reply:last-child {
    border-bottom: none;
}

.reply-grouped {
    padding-top: 0.2rem;
    padding-bottom: 0;
    border-bottom: none;
}

.reply-header {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 0.4rem;
}

.reply-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid var(--color-border);
    object-fit: cover;
    flex-shrink: 0;
    image-rendering: pixelated;
}

.reply-author {
    font-family: var(--font-retro);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-dark);
}

.reply-date {
    font-family: var(--font-retro);
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-left: auto;
}

.reply-body {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    line-height: 1.8;
    padding-left: calc(32px + 0.6rem);
}

.reply-body p {
    margin-bottom: 0.4rem;
}

.reply-body p:last-child {
    margin-bottom: 0;
}

.reply-body a {
    color: var(--color-terracotta);
    text-decoration: underline;
}

.reply-body code {
    font-family: var(--font-retro);
    font-size: 0.85rem;
    background: var(--color-cream);
    border: 2px solid var(--color-border);
    padding: 1px 6px;
}

/* ── Reactions ───────────────────────────────────────────── */

.reactions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 5px;
    margin-top: 0.6rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--color-light-border);
}

.reaction {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    height: 26px;
    padding: 0 8px;
    background: var(--color-cream);
    border: 2px solid var(--color-border);
    box-shadow: 2px 2px 0 var(--color-border);
    font-family: var(--font-retro);
    font-size: 0.75rem;
    color: var(--color-dark);
    white-space: nowrap;
    overflow: hidden;
}

.reaction-emoji {
    display: inline-block;
    font-size: 1.2em;
    line-height: 1;
    flex-shrink: 0;
}

img.reaction-emoji {
    width: 18px;
    height: 18px;
    max-width: 18px;
    max-height: 18px;
    object-fit: contain;
    image-rendering: pixelated;
    vertical-align: middle;
}