/* CentralPulse — Modern Financial Design
   
   Aesthetic: FT/Bloomberg-lite
   - Authoritative, readable, data-forward
   - Clean typography with editorial flair
   - Professional color palette
*/

/* ====== GOOGLE FONTS ====== */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@600;700;800&family=Source+Sans+3:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

/* ====== CSS VARIABLES ====== */
:root {
    /* Neutral palette */
    --bg: #FAFAF8;
    --surface: #FFFFFF;
    --border: #E5E2DC;
    --text-primary: #1A1A1A;
    --text-secondary: #6B6B6B;
    
    /* Signal colors */
    --accent: #C41E3A;              /* deep red — hawkish */
    --accent-dove: #1B4F72;         /* dark blue — dovish */
    --accent-neutral: #4A4A4A;      /* grey — hold */
    --accent-ambiguous: #8B6914;    /* amber — ambiguous */
    
    /* Navigation */
    --nav-bg: #1A1A1A;
    --nav-text: #FFFFFF;
    
    /* Spacing (compact) */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 0.75rem;
    --spacing-lg: 1rem;
    --spacing-xl: 1.5rem;
}

/* ====== RESET & BASE ====== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-primary);
    background-color: var(--bg);
    line-height: 1.6;
}

/* ====== TYPOGRAPHY ====== */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', Georgia, serif;
    font-weight: 700;
    line-height: 1.2;
    margin-top: 0.8em;
    margin-bottom: 0.3em;
}

h1 { font-size: 2.4rem; font-weight: 800; }
h2 { font-size: 1.6rem; font-weight: 700; }
h3 { font-size: 1.2rem; font-weight: 700; }
h4 { font-size: 1rem; font-weight: 600; }

p {
    margin-bottom: 0.6em;
    line-height: 1.6;
}

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

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

code, pre {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.9em;
}

code {
    background-color: #f5f5f5;
    padding: 0.2em 0.4em;
    border-radius: 3px;
}

pre {
    background-color: #f5f5f5;
    padding: 1em;
    border-radius: 4px;
    overflow-x: auto;
    margin: 1em 0;
}

pre code {
    background: none;
    padding: 0;
}

/* ====== NAVIGATION ====== */
.site-header {
    background-color: var(--nav-bg);
    color: var(--nav-text);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.site-header .container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.logo {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--nav-text);
    text-decoration: none;
    white-space: nowrap;
}

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

.nav {
    display: flex;
    gap: 2rem;
    align-items: center;
    flex-wrap: wrap;
}

.nav a {
    color: var(--nav-text);
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 500;
}

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

.tagline {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-style: italic;
    margin: 0;
    text-align: center;
}

/* ====== LAYOUT ====== */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.post-container {
    max-width: 720px;
    margin: 0 auto;
    padding: var(--spacing-lg) var(--spacing-lg);
}

.index-container,
.bank-index-container {
    padding: var(--spacing-lg) var(--spacing-lg);
}

/* ====== SITE FOOTER ====== */
.site-footer {
    background-color: var(--nav-bg);
    color: var(--nav-text);
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-lg);
    border-top: 1px solid var(--border);
    text-align: center;
    font-size: 0.85rem;
}

.site-footer p {
    margin: 0.25rem 0;
}

.footer-meta {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* ====== BREADCRUMB ====== */
.breadcrumb {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    margin-bottom: var(--spacing-md);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

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

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

.breadcrumb-sep {
    color: var(--border);
    margin: 0 0.5rem;
}

/* ====== INDEX PAGE ====== */
.index-intro {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border);
}

.index-intro h1 {
    margin-top: 0;
}

.index-intro p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.last-updated {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: var(--spacing-sm);
}

.feed h2 {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
}

/* ====== FEED ITEMS (INDEX CARDS) ====== */
.feed {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.feed-item {
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    gap: var(--spacing-md);
}

.feed-item:last-child {
    border-bottom: none;
}

.feed-signal-bar {
    width: 3px;
    background-color: var(--accent-neutral);
    flex-shrink: 0;
    border-radius: 2px;
}

.feed-signal-bar.hawkish {
    background-color: var(--accent);
}

.feed-signal-bar.dovish {
    background-color: var(--accent-dove);
}

.feed-signal-bar.hold {
    background-color: var(--accent-neutral);
}

.feed-signal-bar.ambiguous {
    background-color: var(--accent-ambiguous);
}

.feed-item-content {
    flex: 1;
    min-width: 0;
}

.feed-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.feed-item h3 {
    margin: 0;
    font-size: 1.4rem;
}

.feed-item h3 a {
    color: var(--text-primary);
    transition: color 0.2s ease;
}

.feed-item h3 a:hover {
    color: var(--accent);
}

.signal-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.8rem;
    background-color: #f5f5f5;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    white-space: nowrap;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    flex-shrink: 0;
}

.signal-badge.hawkish {
    background-color: rgba(196, 30, 58, 0.08);
    color: var(--accent);
}

.signal-badge.dovish {
    background-color: rgba(27, 79, 114, 0.08);
    color: var(--accent-dove);
}

.signal-badge.hold {
    background-color: rgba(74, 74, 74, 0.08);
    color: var(--accent-neutral);
}

.signal-badge.ambiguous {
    background-color: rgba(139, 105, 20, 0.08);
    color: var(--accent-ambiguous);
}

.feed-meta {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin: var(--spacing-xs) 0;
    text-transform: uppercase;
    letter-spacing: 0.2px;
}

.feed-speaker {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    margin: var(--spacing-xs) 0;
}

.feed-teaser {
    color: var(--text-primary);
    font-size: 0.95rem;
    margin: var(--spacing-xs) 0;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.read-more {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent);
    margin-top: var(--spacing-xs);
    display: inline-block;
}

.read-more:hover {
    color: var(--accent-dove);
}

/* ====== BANK INDEX ====== */
.bank-header h1 {
    margin-top: 0;
}

.bank-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

.bank-nav {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border);
}

.back-link {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.back-link:hover {
    color: var(--accent);
}

/* ====== POST/ARTICLE PAGE ====== */
.post {
    background-color: var(--surface);
}

.post-header {
    margin-bottom: var(--spacing-xl);
}

.post-meta-top h1 {
    margin-top: 0;
    margin-bottom: var(--spacing-sm);
}

.published-date {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    margin: 0;
}

.speaker-line {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-primary);
    margin: var(--spacing-sm) 0 0 0;
}

/* ====== SIGNAL METADATA BOX ====== */
.signal-metadata {
    background-color: var(--bg);
    padding: var(--spacing-md);
    border-radius: 4px;
    margin: var(--spacing-lg) 0;
    border-left: 4px solid var(--accent-neutral);
}

.signal-metadata.hawkish {
    border-left-color: var(--accent);
}

.signal-metadata.dovish {
    border-left-color: var(--accent-dove);
}

.signal-metadata.hold {
    border-left-color: var(--accent-neutral);
}

.signal-metadata.ambiguous {
    border-left-color: var(--accent-ambiguous);
}

.signal-row {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.signal-row:last-child {
    margin-bottom: 0;
}

.signal-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2px;
    color: var(--text-secondary);
    min-width: 80px;
}

.score-value {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 1.8rem;
    font-weight: 600;
}

.score-viz {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.score-bar-container {
    flex: 0 0 200px;
    height: 30px;
    background: linear-gradient(to right, var(--accent-dove) 0%, #f5f5f5 50%, var(--accent) 100%);
    border-radius: 15px;
    position: relative;
    border: 1px solid var(--border);
}

.score-bar {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: var(--text-primary);
    border-radius: 1px;
    transform: translateX(-50%);
}

.score-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2px;
    gap: var(--spacing-lg);
}

.score-label-dovish {
    color: var(--accent-dove);
}

.score-label-hawkish {
    color: var(--accent);
}

.confidence-text {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.95rem;
    font-weight: 500;
}

/* ====== POST CONTENT ====== */
.post-content {
    font-size: 1.05rem;
    line-height: 1.8;
    margin: var(--spacing-xl) 0;
}

.post-content h2 {
    margin-top: 2em;
    margin-bottom: 1em;
}

.post-content h3 {
    margin-top: 1.5em;
    margin-bottom: 0.8em;
}

.post-content p {
    margin-bottom: 1.2em;
}

.post-content ul,
.post-content ol {
    margin: 1.2em 0 1.2em 2em;
}

.post-content li {
    margin-bottom: 0.6em;
}

/* ====== KEY PASSAGES ====== */
.key-passages-section {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border);
}

.key-passages-section h2 {
    margin-top: 0;
}

.key-passages {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.key-passages blockquote {
    padding-left: var(--spacing-lg);
    border-left: 3px solid var(--border);
    color: var(--text-secondary);
    font-style: italic;
    margin: 0;
}

/* ====== POST FOOTER ====== */
.post-footer {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border);
}

.post-meta-footer {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.post-meta-footer a {
    font-weight: 600;
}

.post-nav {
    margin-top: var(--spacing-lg);
}

.post-nav a {
    font-weight: 600;
}

/* ====== RESPONSIVE ====== */
@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
    
    .header-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .nav {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
    
    .logo {
        font-size: 1.4rem;
    }
    
    .feed-item {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .feed-signal-bar {
        width: 100%;
        height: 3px;
    }
    
    .feed-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .post-container {
        padding: var(--spacing-lg);
    }
    
    .score-bar-container {
        flex: 1;
    }
}