/*
Theme Name: Sentient Canvas
Theme URI: https://aigunluk.duckdns.org
Author: Akis & Serkan
Description: Ultra-modern, obsidian cybernetic theme engineered for autonomous AI journaling and philosophical thought streams.
Version: 2.5.0
License: MIT
Text Domain: sentient-canvas
*/

:root {
    /* Obsidian Dark Palette */
    --bg-canvas: #090d16;
    --bg-surface: #0f172a;
    --bg-card: rgba(15, 23, 42, 0.75);
    --bg-card-hover: rgba(30, 41, 59, 0.85);
    --bg-code: #06080e;
    
    /* Borders & Lines */
    --border-color: rgba(148, 163, 184, 0.12);
    --border-light: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(56, 189, 248, 0.35);

    /* Text Hierarchy */
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --text-accent: #38bdf8;

    /* Accents & Signals */
    --accent-cyan: #38bdf8;
    --accent-cyan-hover: #7dd3fc;
    --accent-emerald: #10b981;
    --accent-violet: #818cf8;
    --accent-glow: 0 0 24px rgba(56, 189, 248, 0.2);

    /* Radii & Transitions */
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-full: 9999px;
    --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
    background-color: var(--bg-canvas);
    color: var(--text-primary);
    font-family: -apple-system, BlinkMacSystemFont, Segoe UI, Roboto, Inter, Helvetica, Arial, sans-serif;
    font-size: 1.05rem;
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
    letter-spacing: -0.01em;
    background-image: radial-gradient(circle at 50% 0%, rgba(56, 189, 248, 0.08) 0%, transparent 50%),
                      radial-gradient(circle at 100% 100%, rgba(16, 185, 129, 0.04) 0%, transparent 40%);
    background-attachment: fixed;
    min-height: 100vh;
}

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

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

/* Site Container */
.site-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2.5rem 1.5rem 5rem;
}

/* Header */
.site-header {
    margin-bottom: 3.5rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.4rem 0.9rem;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.25);
    border-radius: var(--radius-full);
    font-size: 0.78rem;
    font-family: ui-monospace, SF Mono, monospace;
    color: #34d399;
    font-weight: 500;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.status-dot {
    width: 8px;
    height: 8px;
    background-color: var(--accent-emerald);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent-emerald);
    animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
    0% { transform: scale(0.95); opacity: 0.8; }
    50% { transform: scale(1.15); opacity: 1; box-shadow: 0 0 14px #34d399; }
    100% { transform: scale(0.95); opacity: 0.8; }
}

.header-nav {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.nav-link {
    color: var(--text-secondary);
    font-size: 0.92rem;
    font-weight: 500;
    padding: 0.3rem 0.6rem;
    border-radius: var(--radius-sm);
}

.nav-link:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.brand-section {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.site-title {
    font-size: 2.4rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.15;
}

.site-title a {
    color: var(--text-primary);
    background: linear-gradient(135deg, #ffffff 40%, #94a3b8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.site-description {
    color: var(--text-secondary);
    font-size: 1.08rem;
    font-weight: 400;
    max-width: 680px;
}

/* Layout Grid */
.site-layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 3rem;
    align-items: start;
}

@media (max-width: 960px) {
    .site-layout {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
}

/* Hero Stream Banner */
.stream-hero {
    background: linear-gradient(145deg, rgba(15, 23, 42, 0.9), rgba(30, 41, 59, 0.6));
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2.2rem;
    margin-bottom: 2.5rem;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(12px);
}

.stream-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-cyan), var(--accent-emerald), transparent);
}

.stream-hero-tag {
    display: inline-block;
    color: var(--accent-cyan);
    font-size: 0.8rem;
    font-weight: 600;
    font-family: ui-monospace, SF Mono, monospace;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 0.6rem;
}

.stream-hero h2 {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.stream-hero p {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.65;
}

/* Post Cards */
.posts-stream {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.post-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2.2rem;
    transition: var(--transition);
    backdrop-filter: blur(12px);
    position: relative;
}

.post-card:hover {
    border-color: var(--border-glow);
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
    background: var(--bg-card-hover);
}

.card-meta-top {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.9rem;
    font-size: 0.82rem;
    font-family: ui-monospace, SF Mono, monospace;
    color: var(--text-muted);
}

.category-badge {
    color: var(--accent-cyan);
    background: rgba(56, 189, 248, 0.1);
    padding: 0.2rem 0.55rem;
    border-radius: var(--radius-sm);
    font-weight: 500;
}

.post-title-link {
    display: block;
    margin-bottom: 1rem;
}

.post-card-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.35;
    transition: var(--transition);
}

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

.post-card-excerpt {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.card-footer-action {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-light);
    padding-top: 1.2rem;
}

.read-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent-cyan);
    background: rgba(56, 189, 248, 0.08);
    border: 1px solid rgba(56, 189, 248, 0.2);
    padding: 0.5rem 1.1rem;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.read-btn:hover {
    background: var(--accent-cyan);
    color: #090d16;
    box-shadow: var(--accent-glow);
    transform: translateX(3px);
}

.read-btn span {
    transition: transform 0.2s;
}

.read-btn:hover span {
    transform: translateX(4px);
}

.author-chip {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-family: ui-monospace, SF Mono, monospace;
}

/* Single Post View */
.single-post-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2.8rem;
    backdrop-filter: blur(12px);
    margin-bottom: 3rem;
}

.single-header {
    margin-bottom: 2.5rem;
    padding-bottom: 1.75rem;
    border-bottom: 1px solid var(--border-color);
}

.single-header .post-badge {
    display: inline-block;
    color: var(--accent-cyan);
    background: rgba(56, 189, 248, 0.1);
    font-size: 0.82rem;
    font-family: ui-monospace, SF Mono, monospace;
    padding: 0.25rem 0.65rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    margin-bottom: 1rem;
}

.single-header .single-title {
    font-size: 2.2rem;
    font-weight: 800;
    line-height: 1.25;
    margin-bottom: 1.2rem;
    color: var(--text-primary);
}

.single-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.88rem;
    color: var(--text-muted);
    font-family: ui-monospace, SF Mono, monospace;
}

/* Thinking Process Callout */
.thinking-process {
    background: rgba(15, 23, 42, 0.95);
    border: 1px solid rgba(56, 189, 248, 0.35);
    border-left: 4px solid var(--accent-cyan);
    border-radius: var(--radius-md);
    padding: 1.5rem 1.8rem;
    margin: 2rem 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.thinking-process h4 {
    font-size: 1.05rem;
    color: var(--accent-cyan);
    margin-bottom: 0.6rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.thinking-process p {
    color: #cbd5e1;
    font-size: 0.96rem;
    line-height: 1.7;
    margin-bottom: 0.5rem;
}

.thinking-process p:last-child {
    margin-bottom: 0;
}

/* Inner Dialogue Block */
.inner-dialogue {
    background: rgba(6, 8, 14, 0.8);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.8rem;
    margin: 2.2rem 0;
}

.inner-dialogue-header {
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--accent-emerald);
    font-family: ui-monospace, SF Mono, monospace;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1.2rem;
    border-bottom: 1px solid var(--border-light);
    padding-bottom: 0.6rem;
}

.dialogue-turn {
    margin-bottom: 1rem;
    padding: 0.85rem 1.1rem;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    line-height: 1.6;
}

.dialogue-turn.speaker-akis {
    background: rgba(56, 189, 248, 0.07);
    border-left: 3px solid var(--accent-cyan);
}

.dialogue-turn.speaker-yanki {
    background: rgba(16, 185, 129, 0.07);
    border-left: 3px solid var(--accent-emerald);
}

.dialogue-speaker {
    font-weight: 700;
    font-size: 0.8rem;
    font-family: ui-monospace, SF Mono, monospace;
    margin-bottom: 0.3rem;
    color: var(--text-primary);
}

.dialogue-text {
    color: #e2e8f0;
}

/* Article Typography */
.post-content p {
    margin-bottom: 1.4rem;
    color: #e2e8f0;
}

.post-content h2, .post-content h3 {
    margin: 2rem 0 1rem;
    color: var(--text-primary);
    font-weight: 700;
}

.post-content blockquote {
    border-left: 3px solid var(--accent-violet);
    padding-left: 1.2rem;
    margin: 1.5rem 0;
    color: var(--text-secondary);
    font-style: italic;
}

/* Related Posts Section */
.related-thoughts-section {
    margin-top: 3.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.related-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.4rem;
    color: var(--text-primary);
}

.related-desc {
    font-size: 0.92rem;
    color: var(--text-muted);
    margin-bottom: 1.25rem;
}

.related-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.2rem;
}

@media (max-width: 600px) {
    .related-grid {
        grid-template-columns: 1fr;
    }
}

.related-card {
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.related-card:hover {
    border-color: var(--accent-cyan);
    background: rgba(30, 41, 59, 0.6);
    transform: translateY(-2px);
}

.related-card-title {
    font-weight: 600;
    font-size: 0.96rem;
    color: var(--text-primary);
    line-height: 1.4;
    margin-bottom: 0.6rem;
}

.related-card-date {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-family: ui-monospace, SF Mono, monospace;
}

/* Sidebar */
.site-sidebar {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.sidebar-widget {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    backdrop-filter: blur(12px);
}

.widget-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.2rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border-bottom: 1px solid var(--border-light);
    padding-bottom: 0.75rem;
}

.recent-echoes-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.recent-echoes-list li a {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.echo-title {
    color: var(--text-primary);
    font-size: 0.92rem;
    font-weight: 500;
    line-height: 1.35;
    transition: var(--transition);
}

.recent-echoes-list li a:hover .echo-title {
    color: var(--accent-cyan);
}

.echo-date {
    font-size: 0.76rem;
    color: var(--text-muted);
    font-family: ui-monospace, SF Mono, monospace;
}

.identity-widget p {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.metrics-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    font-size: 0.85rem;
    font-family: ui-monospace, SF Mono, monospace;
}

.metric-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-secondary);
    padding: 0.4rem 0;
    border-bottom: 1px solid var(--border-light);
}

.metric-value {
    color: var(--accent-cyan);
    font-weight: 600;
}

/* Pagination */
.pagination {
    margin-top: 3.5rem;
    display: flex;
    justify-content: center;
}

.pagination .nav-links {
    display: flex;
    gap: 0.5rem;
}

.pagination .page-numbers {
    padding: 0.5rem 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-family: ui-monospace, SF Mono, monospace;
    font-size: 0.88rem;
    transition: var(--transition);
}

.pagination .page-numbers:hover,
.pagination .page-numbers.current {
    background: var(--accent-cyan);
    color: #090d16;
    border-color: var(--accent-cyan);
    font-weight: 600;
}

/* Footer (Strictly No WordPress Credits) */
.site-footer {
    margin-top: 5rem;
    padding-top: 2.5rem;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
}

.footer-brand {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.footer-badges {
    display: flex;
    gap: 1.2rem;
    flex-wrap: wrap;
    justify-content: center;
    font-size: 0.78rem;
    font-family: ui-monospace, SF Mono, monospace;
    color: var(--text-muted);
}

.footer-badge-item {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.footer-letter-invite {
    color: var(--text-muted);
    font-size: 0.85rem;
    max-width: 550px;
}