/* ===========================================
   IN PLAIN VIEW - STYLES
   
   Table of Contents:
   1. Variables (colors, fonts, spacing)
   2. Reset & Base
   3. Site Header
   4. Summary Metrics
   5. Timeline & Month Sections
   6. Entry Cards
   7. Category Tags
   8. Statistics
   9. Sources
   10. Footer
   11. Utilities
   =========================================== */

/* -------------------------------------------
   1. VARIABLES
   Edit these to change the overall look
   ------------------------------------------- */
:root {
    /* Colors */
    --color-bg: #fafaf9;
    --color-text: #1c1917;
    --color-text-muted: #78716c;
    --color-icon: #a8a29e;
    --color-border: #e7e5e4;
    --color-border-dark: #d6d3d1;
    --color-accent-loss: #991b1b;
    --color-accent-loss-light: #fef2f2;
    --color-accent-take: #1e3a5f;
    --color-accent-take-light: #f0f4f8;
    --color-link: #2563eb;
    
    /* Fonts */
    --font-display: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Source Sans 3', -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2.5rem;
    --space-2xl: 4rem;
    
    /* Layout */
    --max-width: 1600px;
}

/* -------------------------------------------
   2. 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: var(--font-body);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
}

/* -------------------------------------------
   3. STICKY HEADER WRAPPER
   ------------------------------------------- */
.sticky-header-wrapper {
    position: sticky;
    top: 0;
    z-index: 102;
    background: white;
}

/* -------------------------------------------
   3A. SITE HEADER
   ------------------------------------------- */
.site-header {
    padding: var(--space-lg) var(--space-xl);
    background: white;
}

.header-inner {
    max-width: var(--max-width);
    margin: 0 auto;
}

.header-top {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.header-title-row {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.site-logo {
    width: 42px;
    height: 42px;
    object-fit: contain;
    flex-shrink: 0;
}

/* -------------------------------------------
   3B. SITE NAVIGATION TABS
   ------------------------------------------- */
.site-nav {
    border-bottom: 1px solid var(--color-border);
    background: white;
    position: relative;
}

.nav-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-xl);
    display: flex;
    gap: 0;
    align-items: center;
}

.site-nav a {
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-muted);
    text-decoration: none;
    padding: 12px 20px;
    transition: all 0.15s;
    position: relative;
    white-space: nowrap;
    border-bottom: 2px solid transparent;
}

.site-nav a:hover {
    color: var(--color-text);
    background: var(--color-bg-light);
}

.site-nav a.active {
    color: var(--color-text);
    font-weight: 600;
    border-bottom-color: var(--color-text);
}

.site-title {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 400;
    letter-spacing: -0.02em;
    margin: 0;
}

.site-subtitle {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.last-updated {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-text-muted);
    margin-top: var(--space-sm);
}

@media (max-width: 768px) {
    .site-header {
        padding: var(--space-md) var(--space-md);
    }

    .site-logo {
        width: 36px;
        height: 36px;
    }

    .header-title-row {
        gap: 0.75rem;
    }

    .site-title {
        font-size: 1.5rem;
    }

    .site-subtitle {
        font-size: 0.65rem;
    }

    .site-nav {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none; /* Firefox */
        -ms-overflow-style: none; /* IE/Edge */
    }

    .site-nav::-webkit-scrollbar {
        display: none; /* Chrome/Safari */
    }

    /* Subtle fade indicator on right edge */
    .site-nav::after {
        content: '';
        position: absolute;
        top: 0;
        right: 0;
        bottom: 0;
        width: 30px;
        background: linear-gradient(to right, transparent, white);
        pointer-events: none;
    }

    .nav-inner {
        padding: 0 var(--space-md);
        display: flex;
        gap: 0;
        min-width: min-content;
    }

    .site-nav a {
        flex-shrink: 0;
        text-align: center;
        padding: 12px 16px;
        font-size: 0.8rem;
    }
}

/* -------------------------------------------
   3C. MOBILE TABS (mobile only)
   ------------------------------------------- */
.mobile-tabs {
    display: none;
}

@media (max-width: 720px) {
    .mobile-tabs {
        display: flex;
        position: sticky;
        top: 0;
        z-index: 100;
        background: white;
        border-bottom: 2px solid var(--color-border-dark);
    }

    .mobile-tab {
        flex: 1;
        font-family: var(--font-mono);
        font-size: 0.75rem;
        text-transform: uppercase;
        letter-spacing: 0.05em;
        padding: var(--space-md);
        background: white;
        border: none;
        border-bottom: 3px solid transparent;
        color: var(--color-text-muted);
        cursor: pointer;
        transition: all 0.2s;
    }

    .mobile-tab:hover {
        background: var(--color-bg-light);
        color: var(--color-text);
    }

    .mobile-tab--active {
        color: var(--color-text);
        font-weight: 600;
        border-bottom-color: var(--color-text);
    }
}

/* -------------------------------------------
   4. SUMMARY METRICS
   ------------------------------------------- */
.summary-section {
    background: white;
    border-bottom: 2px solid var(--color-border-dark);
    padding: var(--space-xl);
}

.summary-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
}

.summary-column {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.summary-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    display: flex;
    align-items: baseline;
    gap: var(--space-sm);
}

.summary-loss .summary-title {
    color: var(--color-accent-loss);
}

.summary-take .summary-title {
    color: var(--color-accent-take);
}

.summary-count {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.summary-metrics {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-lg);
}

.summary-metric {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.metric-value {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 400;
    letter-spacing: -0.02em;
}

.metric-loss .metric-value {
    color: var(--color-accent-loss);
}

.metric-take .metric-value {
    color: var(--color-accent-take);
}

.metric-label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Controls Bar */
.controls-bar {
    border-top: 1px solid var(--color-border);
    padding-top: var(--space-md);
    margin-top: var(--space-lg);
}

.controls-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    gap: var(--space-md);
    align-items: center;
}

.control-group {
    position: relative;
}

.control-button {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    padding: var(--space-sm) var(--space-md);
    background: white;
    border: 1px solid var(--color-border);
    border-radius: 3px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    transition: all 0.15s ease;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text);
}

.control-button:hover {
    border-color: var(--color-border-dark);
    background: var(--color-bg);
}

.control-icon {
    width: 18px;
    height: 18px;
    stroke-width: 1;
    color: var(--color-icon);
}

.control-label {
    font-weight: 400;
}

.control-badge {
    background: var(--color-accent-take);
    color: white;
    font-size: 0.65rem;
    padding: 0.1rem 0.4rem;
    border-radius: 10px;
    font-weight: 600;
    min-width: 1.2rem;
    text-align: center;
}

/* Control Menus */
.control-menu {
    position: absolute;
    top: calc(100% + var(--space-xs));
    left: 0;
    background: white;
    border: 1px solid var(--color-border-dark);
    border-radius: 3px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    min-width: 280px;
    z-index: 200;
}

.menu-section {
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--color-border);
}

.menu-section:last-child {
    border-bottom: none;
}

.menu-header {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    padding: var(--space-xs) var(--space-md);
    font-weight: 600;
}

.menu-items {
    display: flex;
    flex-direction: column;
}

.menu-item {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    padding: var(--space-sm) var(--space-md);
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    transition: background 0.15s ease;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-text);
}

.menu-item:hover {
    background: var(--color-bg);
}

.menu-item.active {
    background: var(--color-accent-take-light);
    font-weight: 600;
}

.menu-item-check {
    width: 1rem;
    text-align: center;
    color: var(--color-accent-take);
    font-weight: 600;
}

.menu-item-count {
    margin-left: auto;
    color: var(--color-text-muted);
    font-size: 0.65rem;
}

.menu-footer {
    padding: var(--space-sm) var(--space-md);
}

.menu-clear-button {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    padding: var(--space-xs) var(--space-sm);
    background: none;
    border: 1px solid var(--color-border);
    border-radius: 3px;
    cursor: pointer;
    width: 100%;
    transition: all 0.15s ease;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
}

.menu-clear-button:hover {
    background: var(--color-bg);
    border-color: var(--color-border-dark);
    color: var(--color-text);
}

@media (max-width: 720px) {
    .summary-section {
        padding: var(--space-md);
        position: static;
    }

    .summary-inner {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .summary-column {
        padding-bottom: var(--space-md);
        border-bottom: 1px solid var(--color-border);
    }

    .summary-column:last-child {
        padding-bottom: 0;
        border-bottom: none;
    }

    /* Mobile tab visibility */
    body.mobile-tab-losses .summary-take {
        display: none;
    }

    body.mobile-tab-takes .summary-loss {
        display: none;
    }

    body.mobile-tab-losses .summary-loss,
    body.mobile-tab-takes .summary-take {
        border-bottom: none;
        padding-bottom: 0;
    }

    .controls-inner {
        flex-direction: column;
        align-items: stretch;
    }

    .control-button {
        width: 100%;
        justify-content: center;
    }

    .control-menu {
        left: 0;
        right: 0;
        min-width: auto;
    }

    .summary-title {
        font-size: 0.7rem;
    }

    .summary-stats {
        gap: var(--space-sm);
    }

    .summary-stat {
        padding: var(--space-sm);
    }

    .stat-value {
        font-size: 1.5rem;
    }

    .stat-label {
        font-size: 0.7rem;
    }
}

/* -------------------------------------------
   5. TIMELINE & MONTH SECTIONS
   ------------------------------------------- */
main {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--space-xl);
}

.timeline {
    display: flex;
    flex-direction: column;
    gap: var(--space-2xl);
}

.month-section {
    border-bottom: 1px solid var(--color-border);
    padding-bottom: var(--space-2xl);
}

.month-section:last-child {
    border-bottom: none;
}

.month-header {
    margin-bottom: var(--space-lg);
}

.month-title {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 400;
    color: var(--color-text);
    letter-spacing: -0.01em;
}

.month-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: start;
}

.month-column {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.empty-column {
    color: var(--color-text-muted);
    font-style: italic;
    padding: var(--space-lg);
}

@media (max-width: 720px) {
    main {
        padding: var(--space-lg) var(--space-md);
    }

    .month-section {
        padding: var(--space-lg) 0;
    }

    .month-title {
        font-size: 1.5rem;
    }

    .month-subtitle {
        font-size: 0.7rem;
    }

    .month-columns {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .month-column {
        padding-top: var(--space-md);
        border-top: 1px solid var(--color-border);
        gap: var(--space-md);
    }

    .month-column:first-child {
        border-top: none;
        padding-top: 0;
    }

    .entry {
        padding: var(--space-md);
    }

    .entry-headline {
        font-size: 1rem;
        line-height: 1.4;
    }

    .entry-summary {
        font-size: 0.85rem;
        line-height: 1.5;
    }

    /* Mobile tab filtering for timeline entries */
    body.mobile-tab-losses .column-take {
        display: none;
    }

    body.mobile-tab-takes .column-loss {
        display: none;
    }

    /* Remove border/padding when only one column is visible */
    body.mobile-tab-losses .column-loss,
    body.mobile-tab-takes .column-take {
        border-top: none;
        padding-top: 0;
    }

    /* Hide filter menu sections based on active tab */
    body.mobile-tab-losses .menu-section:has(#takeFilterItems) {
        display: none;
    }

    body.mobile-tab-takes .menu-section:has(#lossFilterItems) {
        display: none;
    }
}

/* -------------------------------------------
   6. ENTRY CARDS
   ------------------------------------------- */
.entry {
    background: white;
    border: 1px solid var(--color-border);
    border-radius: 3px;
    padding: var(--space-lg);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
    text-align: left;
}

.entry:hover {
    border-color: var(--color-border-dark);
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.entry-loss {
    border-left: 3px solid var(--color-accent-loss);
}

.entry-take {
    border-left: 3px solid var(--color-accent-take);
}

.entry-meta {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
    flex-wrap: wrap;
}

.entry-date {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-text-muted);
}

.entry-headline {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: var(--space-sm);
    letter-spacing: -0.015em;
    text-align: left;
}

.entry-summary-wrapper {
    margin-bottom: var(--space-md);
}

.entry-summary {
    font-size: 1rem;
    color: var(--color-text);
    opacity: 0.9;
    line-height: 1.65;
    margin-bottom: 0;
    text-align: left;
    position: relative;
}

/* Collapsed state - use max-height for smooth transitions with HTML content */
.entry-summary.collapsed {
    max-height: 3.3em; /* Approximately 2 lines at 1.65 line-height */
    overflow: hidden;
    position: relative;
}

.entry-summary.collapsed::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1.65em;
    background: linear-gradient(to bottom, transparent, var(--color-bg));
    pointer-events: none;
}

/* Expanded state */
.entry-summary:not(.collapsed) {
    max-height: none;
}

/* HTML formatting within summary */
.entry-summary p {
    margin-bottom: var(--space-sm);
    font-size: 1rem;
    line-height: 1.65;
}

.entry-summary p:last-child {
    margin-bottom: 0;
}

.entry-summary h3 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--color-text);
    margin-top: var(--space-md);
    margin-bottom: var(--space-xs);
    opacity: 1;
}

.entry-summary h3:first-child {
    margin-top: 0;
}

.entry-summary strong {
    font-weight: 700;
    color: var(--color-text);
    opacity: 1;
}

.entry-summary em {
    font-style: italic;
}

.entry-summary ul,
.entry-summary ol {
    margin: var(--space-sm) 0;
    padding-left: var(--space-lg);
}

.entry-summary li {
    margin-bottom: var(--space-xs);
    line-height: 1.65;
}

.entry-summary li:last-child {
    margin-bottom: 0;
}

.entry-summary a {
    color: #2563eb;
    text-decoration: none;
}

.entry-summary a:hover {
    text-decoration: underline;
}

.entry-summary-toggle {
    background: none;
    border: none;
    color: #2563eb;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    padding: 0;
    margin-top: var(--space-sm);
    display: inline-block;
    text-decoration: none;
    transition: color 0.15s ease;
}

.entry-summary-toggle:hover {
    color: #1d4ed8;
    text-decoration: underline;
}

/* -------------------------------------------
   7. CATEGORY TAGS
   ------------------------------------------- */
.entry-tag {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: var(--space-xs) var(--space-sm);
    border-radius: 2px;
}

.tag-loss {
    background: var(--color-accent-loss-light);
    color: var(--color-accent-loss);
}

.tag-take {
    background: var(--color-accent-take-light);
    color: var(--color-accent-take);
}

/* -------------------------------------------
   8. STATISTICS
   ------------------------------------------- */
.entry-stats {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    padding: var(--space-md);
    background: var(--color-bg);
    border-radius: 2px;
}

.stat {
    flex: 1;
    min-width: 100px;
    text-align: left;
}

.stat-value {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: 400;
    text-align: left;
}

.entry-loss .stat-value {
    color: var(--color-accent-loss);
}

.entry-take .stat-value {
    color: var(--color-accent-take);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-top: var(--space-xs);
    text-align: left;
}

/* -------------------------------------------
   9. SOURCES
   ------------------------------------------- */
.entry-sources {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.source-link {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-link);
    text-decoration: none;
    padding: var(--space-xs) var(--space-sm);
    background: #f5f5f4;
    border-radius: 2px;
    transition: background 0.15s ease;
}

.source-link:hover {
    background: #e7e5e4;
    text-decoration: underline;
}

/* -------------------------------------------
   10. FOOTER
   ------------------------------------------- */
footer,
.site-footer {
    border-top: 1px solid var(--color-border);
    background: white;
}

.footer-content {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--space-2xl) var(--space-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-xl);
}

.footer-note {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    max-width: 600px;
    line-height: 1.6;
    margin: 0;
}

.footer-links {
    display: flex;
    gap: var(--space-xl);
    flex-shrink: 0;
}

.footer-links a {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-decoration: none;
    white-space: nowrap;
}

.footer-links a:hover {
    color: var(--color-text);
}

@media (max-width: 720px) {
    .footer-content {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-lg);
    }
}

/* -------------------------------------------
   11. UTILITIES
   ------------------------------------------- */
.loading {
    text-align: center;
    padding: var(--space-2xl);
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    font-size: 0.8rem;
}

.empty-state {
    text-align: center;
    padding: var(--space-xl);
    color: var(--color-text-muted);
    font-style: italic;
}