/* CSS Variables for theming */
@font-face {
    font-family: 'IBM Plex Sans';
    src: url('IBMPlexSans-Regular.ttf') format('truetype');
}

@font-face {
    font-family: 'IBM Plex Sans';
    src: url('IBMPlexSans-Bold.ttf') format('truetype');
    font-weight: bold;
}

@font-face {
    font-family: 'IBM Plex Mono';
    src: url('IBMPlexMono-Regular.ttf') format('truetype');
}



:root {
    /* Light mode colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --text-muted: #adb5bd;
    --border-color: #dee2e6;
    --accent-color: #007bff;
    --accent-hover: #0056b3;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --error-color: #dc3545;
    --shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 6px rgba(0, 0, 0, 0.1);
    --card-bg: #ffffff;
    --header-bg: #ffffff;
    --input-bg: #ffffff;
    --button-bg: #f8f9fa;
    --button-hover: #e9ecef;
}

/* Dark mode colors */
.dark-mode {
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --bg-tertiary: #404040;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #808080;
    --border-color: #404040;
    --accent-color: #4dabf7;
    --accent-hover: #74c0fc;
    --success-color: #51cf66;
    --warning-color: #ffd43b;
    --error-color: #ff6b6b;
    --shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 4px 6px rgba(0, 0, 0, 0.3);
    --card-bg: #2d2d2d;
    --header-bg: #1a1a1a;
    --input-bg: #404040;
    --button-bg: #404040;
    --button-hover: #505050;
}

/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
    /* iPhone safe area support */
    padding-top: env(safe-area-inset-top);
    padding-bottom: env(safe-area-inset-bottom);
    padding-left: env(safe-area-inset-left);
    padding-right: env(safe-area-inset-right);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background-color: var(--header-bg);
    /* border-bottom: 1px solid var(--border-color); */
    padding: 0.5rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    /* box-shadow: var(--shadow); */
}

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

.header-left {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex: 1;
    min-width: 0;
}

.header-filters {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.time-controls,
.source-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.time-controls label,
.source-controls label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    white-space: nowrap;
}

.header-select {
    padding: 0.375rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    background-color: var(--input-bg);
    color: var(--text-primary);
    font-size: 0.875rem;
    min-width: 120px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.header-select:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.25);
}

.header-select:hover {
    border-color: var(--accent-color);
}

.logo {
    font-size: 1.4rem;
    font-weight: bold;
    color: var(--text-primary);
    margin: 0;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.logo .pro {
    background: linear-gradient(135deg, var(--accent-color), var(--accent-hover));
    color: white;
    padding: 0.2rem 0.4rem;
    border-radius: 0.25rem;
    font-size: 1.4rem;
    font-weight: bold;
    line-height: 1;
}

.header-content a {
    text-decoration: none;
    color: inherit;
}

.pro {
    color: var(--accent-color);
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: nowrap;
    overflow: hidden;
}

.theme-toggle {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.1rem;
    cursor: pointer;
    padding: 0.4rem;
    border-radius: 0.5rem;
    transition: all 0.2s ease;
}

.theme-toggle:hover {
    background-color: var(--button-hover);
    color: var(--text-primary);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    text-decoration: none;
    color: var(--text-secondary);
    padding: 0.4rem 0.6rem;
    border-radius: 0.5rem;
    transition: all 0.2s ease;
    font-size: 0.85rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.nav-link:hover {
    background-color: var(--button-hover);
    color: var(--text-primary);
}

/* Header Search Bar */
.search-bar {
    position: relative;
    display: flex;
    align-items: center;
    min-width: 300px;
    max-width: 600px;
    /* Mobile improvements */
    width: 100%;
    max-width: none;
    flex: 1;
}

.search-bar .search-icon {
    position: absolute;
    left: 1rem;
    color: var(--text-muted);
    z-index: 1;
}

.search-bar .search-input {
    flex: 1;
    padding: 0.6rem 0.8rem 0.6rem 2.2rem;
    border: 2px solid var(--border-color);
    border-radius: 0.5rem;
    font-size: 0.9rem;
    background-color: var(--input-bg);
    color: var(--text-primary);
    transition: all 0.2s ease;
}

.search-bar .search-input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.search-bar .search-btn {
    margin-left: 0.3rem;
    padding: 0.6rem 0.6rem;
    background-color: var(--accent-color);
    color: white;
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.search-bar .search-btn:hover {
    background-color: var(--accent-hover);
    transform: translateY(-1px);
}

/* Header Results Controls */
.results-controls {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    flex-shrink: 0;
}

.results-controls .btn {
    padding: 0.4rem 0.6rem;
    font-size: 0.8rem;
    border-radius: 0.5rem;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.results-controls .btn-secondary {
    background-color: var(--button-bg);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.results-controls .btn-secondary:hover:not(:disabled) {
    background-color: var(--button-hover);
    color: var(--text-primary);
}

.results-controls .btn-primary {
    background-color: var(--accent-color);
    color: white;
}

.results-controls .btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-1px);
}

.results-controls .btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

/* Search Section */
.search-section {
    padding: 0.75rem 0;
    transition: all 0.3s ease;
    overflow: hidden;
}

.search-section.hidden {
    padding: 0;
    max-height: 0;
    opacity: 0;
}

.search-container {
    background-color: var(--card-bg);
    border-radius: 1rem;
    padding: 1.25rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
}

.search-input-group {
    margin-bottom: 1.5rem;
}

.search-box {
    position: relative;
    display: flex;
    align-items: center;
}

.search-icon {
    position: absolute;
    left: 1rem;
    color: var(--text-muted);
    z-index: 1;
}

.search-input {
    flex: 1;
    padding: 1rem 1rem 1rem 3rem;
    border: 2px solid var(--border-color);
    border-radius: 0.75rem;
    font-size: 1rem;
    background-color: var(--input-bg);
    color: var(--text-primary);
    transition: all 0.2s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.search-btn {
    margin-left: 0.5rem;
    padding: 1rem 1.5rem;
    background-color: var(--accent-color);
    color: white;
    border: none;
    border-radius: 0.75rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.search-btn:hover {
    background-color: var(--accent-hover);
    transform: translateY(-1px);
}

.filters-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    align-items: end;
}

.date-range-group,
.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.date-range-group label,
.filter-group label {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.date-input,
.filter-select {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    background-color: var(--input-bg);
    color: var(--text-primary);
    font-size: 0.875rem;
    transition: all 0.2s ease;
}

.date-input:focus,
.filter-select:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.1);
}

/* Sort Toggle */
.sort-toggle {
    display: flex;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    overflow: hidden;
    background-color: var(--input-bg);
}

.sort-btn {
    flex: 1;
    padding: 0.75rem 1rem;
    border: none;
    background-color: var(--input-bg);
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.sort-btn:first-child {
    border-radius: 0.5rem 0 0 0.5rem;
}

.sort-btn:last-child {
    border-radius: 0 0.5rem 0.5rem 0;
}

.sort-btn.active {
    background-color: var(--accent-color);
    color: white;
}

.sort-btn:hover:not(.active) {
    background-color: var(--button-hover);
    color: var(--text-primary);
}

/* Results Section */
.results-section {
    padding: 1rem 0;
    position: relative;
}

.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
    padding: 0.5rem 0.75rem;
    background-color: var(--card-bg);
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
}

.results-info {
    display: flex;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.results-controls {
    display: flex;
    gap: 0.5rem;
}

.btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--accent-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: var(--button-bg);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--button-hover);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

.btn-icon {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 0.25rem;
    transition: all 0.2s ease;
}

.btn-icon:hover {
    background-color: var(--button-hover);
    color: var(--text-primary);
}

/* View Toggle */
.view-toggle {
    display: flex;
    gap: 0.3rem;
}

.view-btn {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.3rem 0.6rem;
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    border-radius: 0.25rem;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.75rem;
}

.view-btn:hover {
    background-color: var(--button-hover);
    color: var(--text-primary);
}

.view-btn.active {
    background-color: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
}

/* Headlines View */
.headline-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.3rem 0.4rem;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: background-color 0.2s ease;
}

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

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

.headline-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 0.1rem 0;
    line-height: 1.25;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.headline-meta {
    display: flex;
    gap: 0.4rem;
    font-size: 0.65rem;
    color: var(--text-secondary);
    align-items: center;
    overflow: hidden;
}

.headline-meta .source-name {
    color: var(--accent-color);
    font-weight: 500;
}

.headline-meta .category {
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: capitalize;
}

.headline-meta .separator {
    color: var(--text-muted);
    font-size: 0.6rem;
}

.headline-actions {
    display: flex;
    gap: 0.5rem;
    flex-shrink: 0;
}

/* Content View */
.content-item {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: background-color 0.2s ease;
}

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

.content-header {
    margin-bottom: 0.75rem;
}

.content-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.content-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 0.5rem 0;
    line-height: 1.4;
}

.content-author {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0 0 0.75rem 0;
    font-style: italic;
}

.content-excerpt {
    font-size: 0.875rem;
    color: var(--text-primary);
    line-height: 1.5;
}

/* Record Sidebar */
.record-sidebar {
    position: fixed;
    top: 0;
    right: 0;
    width: 400px;
    height: 100vh;
    background-color: var(--card-bg);
    border-left: 1px solid var(--border-color);
    z-index: 1000;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
}

.record-sidebar.open {
    transform: translateX(0);
}

.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
}

.sidebar-header h3 {
    margin: 0;
    color: var(--text-primary);
}

.sidebar-content {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
}

.sidebar-actions {
    padding: 1rem;
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
}

.modal-content {
    background-color: var(--card-bg);
    border-radius: 0.5rem;
    max-width: 800px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    margin: 0;
    color: var(--text-primary);
}

.modal-body {
    padding: 1.5rem;
}

#json-content {
    background-color: var(--bg-secondary);
    padding: 1rem;
    border-radius: 0.375rem;
    font-family: 'IBM Plex Mono', 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.875rem;
    line-height: 1.4;
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-word;
}

/* Record Detail Sections */
.record-detail-section {
    margin-bottom: 1.5rem;
}

.record-detail-section h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin: 0 0 0.5rem 0;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.record-detail-section p {
    margin: 0;
    color: var(--text-primary);
    line-height: 1.5;
}

.record-detail-section a {
    color: var(--accent-color);
    text-decoration: none;
}

.record-detail-section a:hover {
    text-decoration: underline;
}

.record-content {
    background-color: var(--bg-secondary);
    padding: 1rem;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    line-height: 1.6;
    max-height: 300px;
    overflow-y: auto;
}

/* Loading and States */
.loading,
.no-results,
.error-message {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-secondary);
}

.loading .spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-color);
    border-top: 4px solid var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.no-results i,
.error-message i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.error-message {
    color: var(--error-color);
}

.hidden {
    display: none !important;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 8px;
    }
    
    .header {
        padding: 0.4rem 0;
    }
    
    .header-content {
        flex-direction: column;
        gap: 0.5rem;
        align-items: stretch;
    }
    
    .header-left {
        flex-direction: column;
        gap: 0.5rem;
        align-items: stretch;
    }
    
    .logo {
        font-size: 1.2rem;
        font-weight: bold;
        text-align: center;
        gap: 0.3rem;
    }
    
    .logo .pro {
        font-size: 1.2rem;
        font-weight: bold;
        padding: 0.15rem 0.3rem;
    }
    
    .search-bar {
        min-width: auto;
        max-width: none;
        width: 100%;
    }
    
    .search-bar .search-input {
        padding: 0.5rem 0.7rem 0.5rem 2rem;
        font-size: 0.9rem;
    }
    
    .search-bar .search-btn {
        padding: 0.5rem 0.7rem;
        font-size: 0.9rem;
    }
    
    .header-controls {
        justify-content: center;
        flex-wrap: nowrap;
        gap: 0.3rem;
        overflow: hidden;
    }
    
    .results-controls {
        order: -1;
        width: auto;
        justify-content: center;
        gap: 0.3rem;
        flex-shrink: 0;
    }
    
    .results-controls .btn {
        padding: 0.3rem 0.5rem;
        font-size: 0.75rem;
    }
    
    .nav-link {
        padding: 0.3rem 0.5rem;
        font-size: 0.75rem;
    }
    
    .theme-toggle {
        font-size: 1rem;
        padding: 0.3rem;
    }
    
    .search-section {
        padding: 0.4rem 0;
    }
    
    .search-container {
        padding: 0.6rem;
    }
    
    .filters-row {
        grid-template-columns: 1fr;
        gap: 0.6rem;
    }
    
    .date-range-group,
    .filter-group {
        flex-direction: column;
        gap: 0.2rem;
    }
    
    .date-input,
    .filter-select {
        width: 100%;
        font-size: 0.9rem;
        padding: 0.4rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 6px;
    }
    
    .header {
        padding: 0.3rem 0;
    }
    
    .logo {
        font-size: 1.1rem;
        gap: 0.2rem;
    }
    
    .logo .pro {
        font-size: 1.1rem;
        padding: 0.1rem 0.25rem;
    }
    
    .search-bar {
        position: relative;
    }
    
    .search-bar .search-input {
        font-size: 0.9rem;
        padding: 0.5rem 0.6rem 0.5rem 2rem;
        border-radius: 0.5rem;
        width: 100%;
        -webkit-appearance: none;
        -moz-appearance: none;
        appearance: none;
    }
    
    .search-bar .search-icon {
        left: 0.6rem;
        font-size: 0.9rem;
    }
    
    .search-bar .search-btn {
        padding: 0.5rem 0.6rem;
        font-size: 0.9rem;
        border-radius: 0.5rem;
        margin-left: 0.3rem;
    }
    
    .header-controls {
        flex-direction: row;
        gap: 0.2rem;
        width: 100%;
        justify-content: center;
        flex-wrap: nowrap;
        overflow: hidden;
    }
    
    .results-controls {
        flex-direction: row;
        gap: 0.2rem;
        width: auto;
    }
    
    .results-controls .btn {
        padding: 0.3rem 0.4rem;
        font-size: 0.7rem;
        width: auto;
        justify-content: center;
    }
    
    .nav-link {
        padding: 0.3rem 0.4rem;
        font-size: 0.7rem;
        text-align: center;
        width: auto;
        justify-content: center;
    }
    
    .search-container {
        padding: 0.4rem;
    }
    
    .filters-row {
        gap: 0.4rem;
    }
    
    .date-range-group label,
    .filter-group label {
        font-size: 0.75rem;
        font-weight: 600;
    }
    
    .date-input,
    .filter-select {
        font-size: 0.9rem;
        padding: 0.5rem;
        border-radius: 0.5rem;
        -webkit-appearance: none;
        -moz-appearance: none;
        appearance: none;
    }
    
    /* iPhone specific optimizations */
    @supports (-webkit-touch-callout: none) {
        .header {
            padding: 0.25rem 0;
        }
        
        .header-content {
            gap: 0.4rem;
        }
        
        .header-left {
            gap: 0.4rem;
        }
        
        .logo {
            font-size: 1rem;
            gap: 0.15rem;
        }
        
        .logo .pro {
            font-size: 1rem;
            padding: 0.08rem 0.2rem;
        }
        
        .search-bar .search-input {
            padding: 0.4rem 0.5rem 0.4rem 1.8rem;
            font-size: 0.85rem;
        }
        
        .search-bar .search-btn {
            padding: 0.4rem 0.5rem;
            font-size: 0.85rem;
        }
        
        .results-controls .btn {
            padding: 0.25rem 0.4rem;
            font-size: 0.7rem;
        }
        
        .nav-link {
            padding: 0.25rem 0.4rem;
            font-size: 0.7rem;
        }
        
        .theme-toggle {
            font-size: 0.9rem;
            padding: 0.25rem;
        }
    }
    
    /* Mobile Headlines View */
    .headline-item {
        padding: 0.4rem;
        align-items: flex-start;
        border-radius: 0.5rem;
        margin-bottom: 0.2rem;
    }
    
    .headline-title {
        font-size: 0.85rem;
        line-height: 1.3;
        white-space: normal;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        text-overflow: ellipsis;
        margin-bottom: 0.2rem;
    }
    
    .headline-meta {
        flex-wrap: nowrap;
        gap: 0.3rem;
        font-size: 0.7rem;
        margin-top: 0.2rem;
        display: flex;
        flex-direction: row;
        align-items: center;
        overflow: hidden;
    }
    
    .headline-meta .category {
        color: var(--text-secondary);
        font-weight: 500;
        text-transform: capitalize;
        display: inline-block;
        min-width: 0;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        font-size: 0.7rem;
    }
    
    /* Very small screen adjustments */
    @media (max-width: 360px) {
        .headline-meta {
            font-size: 0.65rem;
            gap: 0.2rem;
        }
        
        .headline-meta .separator {
            font-size: 0.55rem;
        }
        
        .headline-title {
            font-size: 0.8rem;
            -webkit-line-clamp: 2;
        }
    }
    
    .headline-actions {
        margin-left: 0.5rem;
        flex-shrink: 0;
    }
    
    /* Ensure proper touch targets */
    .btn {
        min-height: 44px;
        min-width: 44px;
    }
    
    /* Fix iOS Safari issues */
    input, select, textarea {
        -webkit-appearance: none;
        -moz-appearance: none;
        appearance: none;
        border-radius: 0.5rem;
    }
    
    /* Prevent zoom on input focus */
    input[type="text"],
    input[type="search"],
    input[type="email"],
    input[type="number"],
    input[type="tel"],
    input[type="url"],
    input[type="password"],
    input[type="datetime-local"],
    select,
    textarea {
        font-size: 16px;
    }
}

/* Results List */
.results-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.result-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1.5rem;
    transition: all 0.2s ease;
}

.result-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.result-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.result-meta span {
    padding: 0.25rem 0.5rem;
    background-color: var(--bg-tertiary);
    border-radius: 0.25rem;
}

.result-actions {
    display: flex;
    gap: 0.25rem;
}

.result-content h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    line-height: 1.4;
}

.result-author {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-style: italic;
}

.result-excerpt {
    color: var(--text-secondary);
    line-height: 1.6;
    max-height: 4.8em;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
    padding: 1rem;
    background-color: var(--card-bg);
    border-radius: 0.75rem;
    border: 1px solid var(--border-color);
}

#page-info {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 10px;
    }
    
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .search-container {
        padding: 1rem;
    }
    
    .filters-row {
        grid-template-columns: 1fr;
    }
    
    .results-header {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }
    
    .results-controls {
        justify-content: center;
    }
    
    .result-header {
        flex-direction: column;
        gap: 1rem;
    }
    
    .result-meta {
        justify-content: center;
    }
    
    .pagination {
        flex-direction: column;
        gap: 0.5rem;
    }
}

@media (max-width: 480px) {
    .search-box {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .search-btn {
        margin-left: 0;
        width: 100%;
    }
    
    .result-card {
        padding: 1rem;
    }
    
    /* Additional mobile improvements */
    .results-list {
        gap: 0.75rem;
    }
    
    .result-card {
        padding: 1rem;
        border-radius: 0.75rem;
        margin-bottom: 0.5rem;
    }
    
    .result-content h3 {
        font-size: 1.1rem;
        line-height: 1.3;
    }
    
    .result-meta {
        gap: 0.5rem;
        font-size: 0.7rem;
    }
    
    .result-meta span {
        padding: 0.25rem 0.5rem;
        border-radius: 0.25rem;
    }
    
    /* Improve pagination on mobile */
    .pagination {
        padding: 0.75rem;
        gap: 0.5rem;
    }
    
    .pagination .btn {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
        min-height: 44px;
    }
    
    /* Fix any overflow issues */
    .container {
        overflow-x: hidden;
    }
    
    /* Ensure proper spacing for iPhone */
    .header {
        padding: 0.75rem 0;
    }
    
    /* Improve button spacing */
    .btn {
        margin: 0.125rem;
    }
}

/* Tooltip styles for truncated text */
[title] {
    position: relative;
}

[title]:hover::after {
    content: attr(title);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--text-primary);
    color: var(--bg-primary);
    padding: 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    white-space: nowrap;
    z-index: 1000;
    pointer-events: none;
    opacity: 0.9;
    box-shadow: var(--shadow);
}

/* Source Filter Dropdown */
.source-filter-dropdown {
    position: relative;
    display: inline-block;
}

.source-dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.375rem 0.75rem;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    min-width: 120px;
    justify-content: space-between;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.source-dropdown-toggle:hover {
    border-color: var(--accent-color);
}

.source-dropdown-toggle:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.25);
}

.source-dropdown-toggle.active {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.25);
}

.dropdown-arrow {
    font-size: 0.75rem;
    transition: transform 0.2s ease;
}

.source-dropdown-toggle.active .dropdown-arrow {
    transform: rotate(180deg);
}

.source-dropdown-content {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    min-width: 280px;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    max-height: 350px;
    overflow-y: auto;
    margin-top: 4px;
}

.source-dropdown-content.hidden {
    display: none;
}

.source-dropdown-header {
    padding: 0.75rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    gap: 0.75rem;
    justify-content: space-between;
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.8rem;
    border-radius: 0.25rem;
    flex: 1;
}

.source-checkboxes {
    padding: 0.75rem;
    max-height: 240px;
    overflow-y: auto;
}

.source-checkbox-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0.375rem;
    cursor: pointer;
    border-radius: 0.375rem;
    transition: background-color 0.2s ease;
    min-height: 40px;
}

.source-checkbox-item:hover {
    background-color: var(--bg-secondary);
}

.source-checkbox-item input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--accent-color);
    flex-shrink: 0;
}

.source-checkbox-item label {
    flex: 1;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--text-primary);
    margin: 0;
    line-height: 1.4;
}

.source-checkbox-item .source-count {
    font-size: 0.8rem;
    color: var(--text-muted);
    background-color: var(--bg-tertiary);
    padding: 0.25rem 0.5rem;
    border-radius: 0.375rem;
    min-width: 32px;
    text-align: center;
    font-weight: 500;
    flex-shrink: 0;
}

/* Ensure all controls fit on one line */
.header-controls {
    min-width: 0;
}

.header-controls > * {
    flex-shrink: 1;
    min-width: 0;
}