/* ==========================================================================
   ATACAMA THEME - Colortext System and Message Styling
   This file contains the essential Atacama Markup Language (AML) styling.
   The colortext colors MUST be preserved for semantic content display.
   ========================================================================== */

/* ==========================================================================
   Colortext Color Variables
   These colors convey semantic meaning in Atacama content:
   - xantham: Sarcastic/overconfident tone
   - red: Forceful statements
   - orange: Counterpoints
   - quote: Quoted material
   - green: Technical content
   - teal: AI-generated content
   - blue: Voice from beyond
   - violet: Serious announcements
   - mogue: Actions taken
   - gray: Past stories
   - hazel: Storytelling
   ========================================================================== */

/* Light Theme Colors */
:root {
    --color-xantham: #A0522D;
    --color-red: #FF4136;
    --color-orange: #FF851B;
    --color-quote: #B8860B;
    --color-green: #2ECC40;
    --color-teal: #39CCCC;
    --color-blue: #0074D9;
    --color-violet: #673AB7;
    --color-mogue: #4A006A;
    --color-gray: #666666;
    --color-hazel: #8B4513;
}

/* Dark Theme Colors - Brightened for visibility */
[data-theme="dark"] {
    --color-xantham: #d4734f;
    --color-red: #ff6b63;
    --color-orange: #ffab5e;
    --color-quote: #ffd700;
    --color-green: #50ff62;
    --color-teal: #50e5e5;
    --color-blue: #4a9eff;
    --color-violet: #9c6fdf;
    --color-mogue: #b54aff;
    --color-gray: #a0a0a0;
    --color-hazel: #d4734f;
}

/* Grayscale Theme - Optimized for print */
[data-theme="grayscale"] {
    --color-xantham: #666666;
    --color-red: #555555;
    --color-orange: #444444;
    --color-quote: #333333;
    --color-green: #222222;
    --color-teal: #777777;
    --color-blue: #838383;
    --color-violet: #888888;
    --color-mogue: #999999;
    --color-gray: #666666;
    --color-hazel: #555555;
}

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

.message {
    max-width: min(90vw, 100%);
    margin: 0 auto;
    padding: var(--spacing-base);
    background-color: var(--color-background);
}

.message-body {
    max-width: min(90vw, 100%);
    margin: 0 auto;
    padding: var(--spacing-base);
    line-height: var(--line-height-relaxed);
    background-color: var(--color-background);
}

.message-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: var(--spacing-base);
}

.message-title {
    font-size: var(--font-size-lg);
    font-weight: 500;
    color: var(--color-primary);
    text-decoration: none;
}

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

.message-content {
    line-height: var(--line-height-relaxed);
}

.message-actions {
    margin: 1em 0;
}

.message-actions .replies ul {
    list-style: none;
}

/* ==========================================================================
   Colortext Block Styling
   ========================================================================== */

[class^="color-"],
.colorblock {
    display: inline-flex;
    align-items: center;
    margin: 1px;
    cursor: pointer;
    border: 1px solid currentColor;
    padding: 1px 2px;
    border-radius: var(--border-radius-sm);
    background-color: var(--color-background);
}

/* Colortext content (expandable) */
.colortext-content {
    display: none;
    overflow: hidden;
    transition: opacity var(--transition-slow), height var(--transition-slow);
    margin-left: 0.5em;
}

.colortext-content.expanded {
    opacity: 1;
    display: inline-block;
}

/* ==========================================================================
   Individual Color Styles
   Each color has unique visual treatment to convey its semantic meaning.
   ========================================================================== */

.color-xantham {
    color: var(--color-xantham);
    font-style: italic;
}

.color-red {
    color: var(--color-red);
    font-weight: bold;
}

.color-orange {
    color: var(--color-orange);
}

.color-yellow,
.color-quote {
    color: var(--color-quote);
    background-color: rgba(255, 255, 0, 0.1);
}

.color-green {
    color: var(--color-green);
    font-family: var(--font-family-mono);
    background-color: rgba(0, 255, 0, 0.05);
}

.color-teal {
    color: var(--color-teal);
    font-family: var(--font-family-mono);
    border: 1px solid currentColor;
}

.color-blue {
    color: var(--color-blue);
    font-style: italic;
    text-shadow: 0 0 1px rgba(0, 116, 217, 0.2);
}

.color-violet {
    color: var(--color-violet);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.color-musicnote {
    color: var(--color-violet);
    font-weight: 450;
    letter-spacing: 0.05em;
}

.color-mogue {
    color: var(--color-mogue);
    background: linear-gradient(45deg, rgba(74, 0, 106, 0.05) 0%, transparent 100%);
}

.color-gray {
    color: var(--color-gray);
    font-style: italic;
    background: linear-gradient(to right, rgba(0, 0, 0, 0.03), transparent);
}

.color-hazel {
    color: var(--color-hazel);
    font-style: italic;
    background: rgba(139, 69, 19, 0.05);
}

/* ==========================================================================
   Grayscale Theme: Visual Patterns for Color Distinction
   Uses background patterns instead of colors to distinguish content types.
   ========================================================================== */

[data-theme="grayscale"] .color-xantham {
    background-image: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 2px,
        rgba(0, 0, 0, 0.1) 2px,
        rgba(0, 0, 0, 0.1) 4px
    );
}

[data-theme="grayscale"] .color-red {
    background-image: repeating-linear-gradient(
        -45deg,
        transparent,
        transparent 2px,
        rgba(0, 0, 0, 0.15) 2px,
        rgba(0, 0, 0, 0.15) 4px
    );
}

[data-theme="grayscale"] .color-orange {
    background-image: repeating-linear-gradient(
        90deg,
        transparent,
        transparent 3px,
        rgba(0, 0, 0, 0.1) 3px,
        rgba(0, 0, 0, 0.1) 6px
    );
}

[data-theme="grayscale"] .color-quote,
[data-theme="grayscale"] .color-yellow {
    background-color: transparent !important;
    background-image: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 0, 0, 0.08) 2px,
        rgba(0, 0, 0, 0.08) 4px
    );
}

[data-theme="grayscale"] .color-green {
    background-color: rgba(0, 0, 0, 0.05) !important;
    background-image: none;
}

[data-theme="grayscale"] .color-teal {
    border: 1px solid var(--color-teal);
    background: none;
}

[data-theme="grayscale"] .color-blue {
    text-shadow: none !important;
    background: none;
}

[data-theme="grayscale"] .color-violet,
[data-theme="grayscale"] .color-musicnote {
    background: none;
}

[data-theme="grayscale"] .color-mogue {
    background: rgba(0, 0, 0, 0.05) !important;
}

[data-theme="grayscale"] .color-gray {
    background: rgba(0, 0, 0, 0.03) !important;
}

[data-theme="grayscale"] .color-hazel {
    background: rgba(0, 0, 0, 0.05) !important;
}

/* ==========================================================================
   Sigil (Emoji Marker) Styling
   ========================================================================== */

.sigil {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25em;
    vertical-align: middle;
    position: relative;
    padding: 1px;
    border-radius: 5px;
    background: var(--color-sigil-bg) !important;
}

@media print {
    .sigil {
        filter: grayscale(100%) contrast(120%);
        -webkit-filter: grayscale(100%) contrast(120%);
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }
}

/* ==========================================================================
   Chinese Text Annotation System
   ========================================================================== */

.annotated-chinese {
    position: relative;
    border-bottom: 1px dotted var(--color-text-secondary);
    cursor: pointer;
    display: inline;
}

.annotated-chinese::after {
    content: '\1f251'; /* Chinese annotation marker */
    position: inline;
    font-size: 0.8em;
}

.annotation-inline {
    display: none;
    height: 0;
    opacity: 0;
    overflow: hidden;
    background: var(--color-background);
    padding: 0 var(--spacing-base);
    border-radius: var(--border-radius-base);
    margin: 0;
    box-shadow: var(--shadow-base);
    transition: opacity var(--transition-slow),
                height var(--transition-slow),
                padding var(--transition-slow),
                margin var(--transition-slow);
}

.annotation-inline.expanded {
    display: inline-block;
    height: auto;
    opacity: 1;
    padding: 8px;
    margin: 4px 0;
}

.annotation-inline .pinyin {
    font-weight: 500;
    margin-bottom: 0.3em;
}

.annotation-inline .definition {
    color: var(--color-text-secondary);
    font-size: 0.9em;
}

/* ==========================================================================
   Multi-Line Quote Blocks (MLQ)
   ========================================================================== */

.mlq {
    position: relative;
    margin: 1.5em 0;
    padding: 1em 1.5em 1em 2em;
    background-color: var(--color-background);
    border-left: 4px solid var(--color-quote);
    box-shadow: var(--shadow-base);
    transition: padding var(--transition-slow),
                border-color var(--transition-base);
}

.mlq.collapsed {
    padding: 0.5em 1.5em 0.5em 2em;
    border-color: var(--color-border);
}

.mlq-collapse {
    position: absolute;
    top: 50%;
    left: 0.5em;
    transform: translateY(-50%);
    width: 24px;
    height: 24px;
    padding: 0;
    border: none;
    background: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-quote);
    z-index: 2;
    min-height: auto;
}

.mlq-collapse:hover {
    color: var(--color-text);
    background: none;
}

.mlq-collapse-icon {
    font-size: 1.2em;
    line-height: 1;
    transition: transform var(--transition-slow);
}

.mlq.collapsed .mlq-collapse-icon {
    transform: rotate(-90deg);
    color: var(--color-text-secondary);
}

.mlq-content {
    transition: max-height var(--transition-slow),
                opacity var(--transition-slow);
    overflow: hidden;
}

.mlq.collapsed .mlq-content {
    max-height: 0;
    opacity: 0;
    margin: 0;
}

.mlq-content p {
    margin: 0.5em 0;
}

.mlq-content p:first-child {
    margin-top: 0;
}

.mlq-content p:last-child {
    margin-bottom: 0;
}

/* ==========================================================================
   YouTube Embed
   ========================================================================== */

.youtube-embed-container {
    color: var(--color-red);
    display: inline-flex;
    align-items: center;
}

.youtube-embed-container .youtube-player {
    width: 100%;
    max-width: 640px;
    aspect-ratio: 16/9;
    margin: 1rem 0;
}

[data-theme="grayscale"] .youtube-embed-container .youtube-player {
    margin: 0.5rem 0;
}

/* ==========================================================================
   Literal Text (Monospace/Code)
   ========================================================================== */

.literal-text {
    font-family: var(--font-family-mono);
    background-color: var(--color-background);
    padding: 0 0.3em;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--color-border);
}

/* ==========================================================================
   Inline Title
   ========================================================================== */

.inline-title {
    font-weight: 600;
    font-size: 1.1em;
    color: var(--color-text-secondary);
    padding: 0 0.3em;
    border-bottom: 2px solid var(--color-primary);
    display: inline-block;
    margin: 0 0.2em;
}

/* ==========================================================================
   List Styles (AML-specific)
   ========================================================================== */

.bullet-list,
.number-list,
.arrow-list {
    list-style: none;
}

.bullet-list::before { content: "\2022"; }
.number-list::before { content: counter(list-item) "."; }
.arrow-list::before { content: "\2192"; }

li::before {
    display: inline-block;
    width: 1.5em;
    margin-left: -1.5em;
}

/* ==========================================================================
   Read More / Content Sigil
   ========================================================================== */

.readmore {
    text-align: center;
    margin: var(--spacing-lg) 0;
    color: var(--color-text-secondary);
    font-style: italic;
    font-size: 0.9em;
    padding: 0.5em;
    background-color: rgba(0, 0, 0, 0.03);
    border-radius: var(--border-radius-base);
}

[data-theme="grayscale"] .readmore {
    border: 1px dashed var(--color-text);
    padding: 0.7em;
    font-weight: 500;
}

.content-sigil {
    text-align: center;
    font-size: 1.5em;
    color: var(--color-text-secondary);
    margin: var(--spacing-lg) auto;
    padding: 0.5em 0;
    letter-spacing: 0.5em;
    width: 75%;
    position: relative;
}

.content-sigil::before,
.content-sigil::after {
    content: "";
    position: absolute;
    height: 1px;
    background-color: var(--color-border);
    width: 30%;
    top: 50%;
}

.content-sigil::before {
    left: 0;
}

.content-sigil::after {
    right: 0;
}

[data-theme="grayscale"] .content-sigil {
    border-top: 1px dashed var(--color-text);
    border-bottom: 1px dashed var(--color-text);
}

/* ==========================================================================
   Mobile Adjustments
   ========================================================================== */

@media screen and (max-width: 768px) {
    .message {
        padding: var(--spacing-base);
    }

    [class^="color-"],
    .colorblock {
        margin: var(--spacing-base) calc(-1 * var(--spacing-base));
        border-radius: 0;
    }

    .annotation-inline.expanded {
        margin: var(--spacing-base) calc(-1 * var(--spacing-base));
        border-radius: 0;
    }

    .content-sigil {
        width: 90%;
        font-size: 1.2em;
        margin: var(--spacing-base) auto;
    }

    .content-sigil::before,
    .content-sigil::after {
        width: 20%;
    }

    .readmore {
        margin: var(--spacing-base) 0;
        font-size: 0.85em;
    }

    .message.single-view .message-body {
        grid-template-columns: 1fr;
    }

    .message.single-view .message-sidebar {
        position: static;
        height: auto;
        border-left: none;
        border-top: 1px solid var(--color-border);
        margin-top: var(--spacing-lg);
    }
}