/* Modern CSS with Dark and Light Theme Support */
:root {
    /* Dark Theme Colors (Default) */
    --dark-bg-gradient-start: #1a1a1a;
    --dark-bg-gradient-end: #2d2d2d;
    --dark-card-bg: #2a2a2a;
    --dark-card-hover: #333333;
    --dark-text-primary: #ffffff;
    --dark-text-secondary: #b0b0b0;
    --dark-accent-blue: #3a7bd5;
    --dark-accent-red: #d53a3a;
    --dark-border-color: rgba(255, 255, 255, 0.05);
    --dark-card-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
    --dark-header-bg: rgba(26, 26, 26, 0.8);
    --dark-footer-bg: rgba(0, 0, 0, 0.3);
    
    /* Light Theme Colors */
    --light-bg-gradient-start: #f5f5f5;
    --light-bg-gradient-end: #e8e8e8;
    --light-card-bg: #ffffff;
    --light-card-hover: #f8f8f8;
    --light-text-primary: #333333;
    --light-text-secondary: #666666;
    --light-accent-blue: #2a5da8;
    --light-accent-red: #b82d2d;
    --light-border-color: rgba(0, 0, 0, 0.05);
    --light-card-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    --light-header-bg: rgba(245, 245, 245, 0.8);
    --light-footer-bg: rgba(220, 220, 220, 0.5);
    
    /* Common Variables */
    --border-radius: 12px;
    --transition: all 0.3s ease;
    
    /* Default to dark theme variables */
    --bg-gradient-start: var(--dark-bg-gradient-start);
    --bg-gradient-end: var(--dark-bg-gradient-end);
    --card-bg: var(--dark-card-bg);
    --card-hover: var(--dark-card-hover);
    --text-primary: var(--dark-text-primary);
    --text-secondary: var(--dark-text-secondary);
    --accent-blue: var(--dark-accent-blue);
    --accent-red: var(--dark-accent-red);
    --fp-color: var(--dark-accent-blue);
    --politico-color: var(--dark-accent-red);
    --border-color: var(--dark-border-color);
    --card-shadow: var(--dark-card-shadow);
    --header-bg: var(--dark-header-bg);
    --footer-bg: var(--dark-footer-bg);
}

/* Light theme class applied to body */
body.light-theme {
    --bg-gradient-start: var(--light-bg-gradient-start);
    --bg-gradient-end: var(--light-bg-gradient-end);
    --card-bg: var(--light-card-bg);
    --card-hover: var(--light-card-hover);
    --text-primary: var(--light-text-primary);
    --text-secondary: var(--light-text-secondary);
    --accent-blue: var(--light-accent-blue);
    --accent-red: var(--light-accent-red);
    --fp-color: var(--light-accent-blue);
    --politico-color: var(--light-accent-red);
    --border-color: var(--light-border-color);
    --card-shadow: var(--light-card-shadow);
    --header-bg: var(--light-header-bg);
    --footer-bg: var(--light-footer-bg);
}

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

body {
    font-family: 'Inter', 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end));
    min-height: 100vh;
    padding: 0;
    margin: 0;
    transition: background 0.5s ease;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    padding: 2rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    background: var(--header-bg);
    border-bottom: 1px solid rgba(128, 128, 128, 0.1);
    transition: background 0.3s ease;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

h1 {
    font-size: 2.2rem;
    font-weight: 700;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-red));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    letter-spacing: -0.5px;
}

.digest-selector {
    display: flex;
    align-items: center;
    gap: 12px;
}

.digest-selector span {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.digest-selector select {
    padding: 10px 16px;
    border: none;
    border-radius: var(--border-radius);
    background-color: rgba(128, 128, 128, 0.1);
    color: var(--text-primary);
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
    appearance: none;
    background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%23666666%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fsvg%3E");
    background-repeat: no-repeat;
    background-position: right 12px top 50%;
    background-size: 10px auto;
    padding-right: 30px;
}

.digest-selector select:hover {
    background-color: rgba(128, 128, 128, 0.15);
}

.refresh-actions {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

.refresh-button {
    display: inline-block;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-red));
    color: white;
    padding: 10px 16px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    font-size: 0.85rem;
    text-align: center;
}

.refresh-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

/* Theme toggle button */
.theme-toggle {
    padding: 8px 12px;
    border-radius: var(--border-radius);
    background-color: rgba(128, 128, 128, 0.1);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    transition: var(--transition);
}

.theme-toggle:hover {
    background-color: rgba(128, 128, 128, 0.2);
}

.theme-toggle svg {
    margin-right: 6px;
}

/* Main content */
main {
    padding: 2rem 0;
    padding-top: 1.5rem;
}

.source-container {
    margin-bottom: 3rem;
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--card-shadow);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.source-container:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.3);
}

.source-header {
    display: flex;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    background: rgba(128, 128, 128, 0.1);
}

.logo-container {
    width: 120px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1.5rem;
}

.source-logo {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.logo-text {
    font-size: 18px;
    font-weight: bold;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.logo-text.politico {
    color: var(--politico-color);
}

h2 {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.articles {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    padding: 1.5rem;
}

.article-card {
    background-color: rgba(128, 128, 128, 0.05);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border-color);
}

.article-card:hover {
    background-color: rgba(128, 128, 128, 0.08);
    transform: translateY(-3px);
}

.article-title {
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
    color: var(--text-primary);
    font-weight: 600;
    line-height: 1.4;
}

.article-meta {
    margin-bottom: 1rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.article-summary {
    margin-bottom: 1.5rem;
    line-height: 1.7;
    color: var(--text-secondary);
    flex-grow: 1;
}

.article-link {
    display: inline-block;
    color: var(--accent-blue);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    padding: 8px 0;
    border-top: 1px solid var(--border-color);
    width: 100%;
    text-align: center;
    margin-top: auto;
}

.article-link:hover {
    color: var(--text-primary);
}

.no-articles {
    padding: 2rem;
    background-color: rgba(128, 128, 128, 0.1);
    border-radius: var(--border-radius);
    color: var(--text-secondary);
    font-style: italic;
    text-align: center;
    grid-column: 1 / -1;
}

/* Footer */
footer {
    background-color: var(--footer-bg);
    color: var(--text-secondary);
    padding: 2rem 0;
    text-align: center;
    margin-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.timestamp {
    margin-top: 0.8rem;
    font-size: 0.9rem;
    opacity: 0.7;
}

/* Error & no digest pages */
.error-container, .no-digest-container {
    padding: 3rem;
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    margin: 3rem auto;
    max-width: 600px;
    text-align: center;
    border: 1px solid var(--border-color);
}

.button {
    display: inline-block;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-red));
    color: white;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    margin-top: 1.5rem;
}

.button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

.run-instructions {
    margin-top: 2.5rem;
    padding: 1.5rem;
    background-color: rgba(128, 128, 128, 0.1);
    border-radius: var(--border-radius);
}

pre {
    background-color: rgba(0, 0, 0, 0.2);
    color: var(--text-primary);
    padding: 1.2rem;
    border-radius: var(--border-radius);
    overflow-x: auto;
    margin: 1.2rem 0;
    border: 1px solid var(--border-color);
}

/* Responsive design */
@media (max-width: 768px) {
    header {
        position: relative;
        top: auto;
        z-index: 1;
        backdrop-filter: none;
    }
    
    .header-content {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .header-actions {
        width: 100%;
        flex-direction: column;
        align-items: stretch;
    }
    
    .digest-selector {
        width: 100%;
    }
    
    .digest-selector select {
        width: 100%;
    }
    
    .refresh-button {
        width: 100%;
        text-align: center;
    }
    
    .articles {
        grid-template-columns: 1fr;
    }
    
    .view-selector {
        flex-direction: column;
        width: 100%;
        align-items: flex-start;
    }
    
    .view-selector select {
        width: 100%;
    }
    
    .sort-controls {
        flex-direction: column;
        width: 100%;
    }
    
    .sort-controls select {
        width: 100%;
    }
    
    .theme-toggle {
        width: 100%;
        margin-bottom: 10px;
    }
    
    .sidebar-layout {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
        position: relative;
        top: 0;
        max-height: none;
    }
}

/* Add a subtle animation for cards */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.article-card {
    animation: fadeIn 0.5s ease forwards;
}

.article-card:nth-child(2) { animation-delay: 0.1s; }
.article-card:nth-child(3) { animation-delay: 0.2s; }
.article-card:nth-child(4) { animation-delay: 0.3s; }
.article-card:nth-child(5) { animation-delay: 0.4s; }

/* View selector styles */
.view-selector {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 1.5rem;
    margin-top: 8px;
}

.view-selector label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.view-selector select {
    padding: 8px 12px;
    border: none;
    border-radius: var(--border-radius);
    background-color: rgba(128, 128, 128, 0.1);
    color: var(--text-primary);
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
    appearance: none;
    background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%23666666%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fsvg%3E");
    background-repeat: no-repeat;
    background-position: right 12px top 50%;
    background-size: 10px auto;
    padding-right: 30px;
    min-width: 120px;
}

.view-selector select:hover {
    background-color: rgba(128, 128, 128, 0.15);
}

/* Remove old view-toggle styles */
.view-toggle {
    display: none;
}

/* Article item hover effect */
.article-item {
    transition: transform 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
}

.article-item:hover {
    transform: translateY(-3px);
    background-color: rgba(128, 128, 128, 0.1);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* Smooth transitions for theme switching */
body, header, .source-container, .article-card, .article-item, footer,
.view-selector select, .sort-controls select, .theme-toggle, .digest-selector select {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

/* List View Styles */
.source-section {
    margin-bottom: 2rem;
    padding: 1rem;
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    box-shadow: var(--card-shadow);
}

.source-section h2 {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

.source-section h2 .source-logo {
    height: 30px;
    margin-right: 1rem;
}

.article-list {
    list-style: none;
    padding: 0;
}

.article-item {
    padding: 0.75rem;
    margin-bottom: 0.5rem;
    border-radius: 6px;
    background-color: rgba(128, 128, 128, 0.05);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.article-item:hover {
    background-color: rgba(128, 128, 128, 0.1);
    transform: translateY(-2px);
}

.article-item h3 {
    font-size: 1rem;
    margin-bottom: 0.3rem;
}

.article-item h3 a {
    color: var(--text-primary);
    text-decoration: none;
}

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

.article-item .article-date {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    display: inline-block;
}

.article-item .article-summary {
    font-size: 0.9rem;
    margin: 0.5rem 0;
    color: var(--text-secondary);
}

/* Sort Controls */
.sort-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    gap: 10px;
}

.sort-controls label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.sort-controls select {
    padding: 8px 12px;
    border: none;
    border-radius: var(--border-radius);
    background-color: rgba(128, 128, 128, 0.1);
    color: var(--text-primary);
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
    appearance: none;
    background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%23666666%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fsvg%3E");
    background-repeat: no-repeat;
    background-position: right 12px top 50%;
    background-size: 10px auto;
    padding-right: 30px;
    min-width: 160px;
}

.sort-controls select:hover {
    background-color: rgba(128, 128, 128, 0.15);
}

/* Layout selector styles */
.layout-selector {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 1rem;
}

.layout-selector label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.layout-selector select {
    padding: 8px 12px;
    border: none;
    border-radius: var(--border-radius);
    background-color: rgba(128, 128, 128, 0.1);
    color: var(--text-primary);
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
    appearance: none;
    background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http://www.w3.org/2000/svg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%23666666%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px top 50%;
    background-size: 10px auto;
    padding-right: 30px;
    min-width: 140px;
}

.layout-selector select:hover {
    background-color: rgba(128, 128, 128, 0.15);
}

/* Responsive for layout selector */
@media (max-width: 768px) {
    .layout-selector {
        flex-direction: column;
        width: 100%;
        align-items: flex-start;
    }
    .layout-selector select {
        width: 100%;
    }
}

/* Controls bar styles */
.controls-bar {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 1.5rem;
    margin-top: 1.5rem;
}