/* ===========================
   CSS Variables & Themes
   =========================== */
:root {
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Borders */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 400ms ease;

    /* Category Colors (constant) */
    --politics-color: #ef4444;
    --tech-color: #3b82f6;
    --sport-color: #22c55e;
    --business-color: #a855f7;
    --lifestyle-color: #ec4899;
    --health-color: #14b8a6;
    --science-color: #f59e0b;
    --gaming-color: #a855f7;
}

/* Dark Theme (default) */
[data-theme="dark"] {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a25;
    --bg-card: linear-gradient(145deg, #16161f 0%, #12121a 100%);
    --bg-glass: rgba(26, 26, 37, 0.8);

    --text-primary: #ffffff;
    --text-secondary: #a1a1b5;
    --text-muted: #6b6b80;

    --border-color: rgba(255, 255, 255, 0.08);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
}

/* Light Theme */
[data-theme="light"] {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    --bg-card: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    --bg-glass: rgba(255, 255, 255, 0.9);

    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;

    --border-color: rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.15);
}

/* Color Schemes (Accents) */
[data-accent="amber"] {
    --accent-primary: #f0b429;
    --accent-secondary: #f59e0b;
    --accent-gradient: linear-gradient(135deg, #f0b429 0%, #f59e0b 50%, #d97706 100%);
    --accent-text-color: #0a0a0f;
    /* Black text on Amber */
    --border-glow: rgba(240, 180, 41, 0.3);
    --shadow-glow: 0 0 30px rgba(240, 180, 41, 0.2);
}

[data-accent="midnight"] {
    --accent-primary: #3b82f6;
    --accent-secondary: #2563eb;
    --accent-gradient: linear-gradient(135deg, #60a5fa 0%, #3b82f6 50%, #2563eb 100%);
    --accent-text-color: #ffffff;
    /* White text on Blue */
    --border-glow: rgba(59, 130, 246, 0.3);
    --shadow-glow: 0 0 30px rgba(59, 130, 246, 0.2);
}

[data-accent="emerald"] {
    --accent-primary: #10b981;
    --accent-secondary: #059669;
    --accent-gradient: linear-gradient(135deg, #34d399 0%, #10b981 50%, #059669 100%);
    --accent-text-color: #ffffff;
    /* White text on Emerald */
    --border-glow: rgba(16, 185, 129, 0.3);
    --shadow-glow: 0 0 30px rgba(16, 185, 129, 0.2);
}

[data-accent="royal"] {
    --accent-primary: #8b5cf6;
    --accent-secondary: #7c3aed;
    --accent-gradient: linear-gradient(135deg, #a78bfa 0%, #8b5cf6 50%, #7c3aed 100%);
    --accent-text-color: #ffffff;
    /* White text on Purple */
    --border-glow: rgba(139, 92, 246, 0.3);
    --shadow-glow: 0 0 30px rgba(139, 92, 246, 0.2);
}

[data-accent="crimson"] {
    --accent-primary: #ef4444;
    --accent-secondary: #dc2626;
    --accent-gradient: linear-gradient(135deg, #f87171 0%, #ef4444 50%, #dc2626 100%);
    --accent-text-color: #ffffff;
    /* White text on Crimson */
    --border-glow: rgba(239, 68, 68, 0.3);
    --shadow-glow: 0 0 30px rgba(239, 68, 68, 0.2);
}

/* ===========================
   Reset & Base
   =========================== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

.hidden {
    display: none !important;
}

[data-theme="dark"] body::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(240, 180, 41, 0.08), transparent),
        radial-gradient(ellipse 60% 40% at 100% 0%, rgba(239, 68, 68, 0.05), transparent);
    pointer-events: none;
    z-index: -1;
}

.app-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* ===========================
   Header
   =========================== */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    padding: var(--space-lg) 0;
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-lg);
    flex-wrap: wrap;
    margin-bottom: var(--space-md);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.logo-icon {
    font-size: 2rem;
    filter: drop-shadow(0 0 10px rgba(240, 180, 41, 0.5));
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Search */
.search-container {
    flex: 1;
    max-width: 400px;
    min-width: 200px;
}

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

.search-icon {
    position: absolute;
    left: var(--space-md);
    color: var(--text-muted);
    pointer-events: none;
}

.search-input {
    width: 100%;
    padding: var(--space-sm) var(--space-md) var(--space-sm) 2.5rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: 0.875rem;
    outline: none;
    transition: all var(--transition-normal);
}

.search-input::placeholder {
    color: var(--text-muted);
}

.search-input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--border-glow);
}

.search-clear {
    position: absolute;
    right: var(--space-sm);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: var(--space-xs);
    border-radius: 50%;
    display: none;
    transition: all var(--transition-fast);
}

.search-clear:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.search-input:not(:placeholder-shown)+.search-clear {
    display: flex;
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.header-utils,
.header-filters {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.action-btn {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    width: 42px;
    height: 42px;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: all var(--transition-normal);
}

.action-btn:hover {
    color: var(--accent-primary);
    border-color: var(--border-glow);
}

.accent-cycle:hover svg {
    transform: rotate(90deg);
}

.accent-cycle svg {
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.action-btn.active {
    background: var(--accent-gradient);
    color: var(--bg-primary);
    border-color: transparent;
}

/* Theme Toggle Icons */
.theme-toggle .moon-icon {
    display: none;
}

[data-theme="light"] .theme-toggle .sun-icon {
    display: none;
}

[data-theme="light"] .theme-toggle .moon-icon {
    display: block;
}

/* Bookmark Count Badge */
.bookmark-count {
    position: absolute;
    top: -4px;
    right: -4px;
    background: var(--accent-gradient);
    color: var(--bg-primary);
    font-size: 0.65rem;
    font-weight: 700;
    min-width: 18px;
    height: 18px;
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
}

.bookmark-count:empty,
.bookmark-count[data-count="0"] {
    display: none;
}

/* Category Navigation */
.main-nav {
    display: flex;
    justify-content: center;
    gap: var(--space-xs);
    flex-wrap: wrap;
    padding-bottom: var(--space-xs);
    width: 100%;
    margin: 0 auto;
}

.main-nav::-webkit-scrollbar {
    display: none;
}

.nav-btn {
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-secondary);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.nav-btn:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.nav-btn:active {
    transform: scale(0.95);
}

.nav-btn.active {
    background: var(--accent-gradient);
    color: var(--bg-primary);
    font-weight: 600;
    box-shadow: var(--shadow-glow);
}

.nav-btn.loading {
    position: relative;
    pointer-events: none;
    opacity: 0.8;
}

.nav-btn.loading::after {
    content: '';
    position: absolute;
    width: 14px;
    height: 14px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
    margin-left: var(--space-xs);
}

.nav-icon {
    font-size: 1rem;
}

/* ===========================
   Date Navigation
   =========================== */
.date-nav-section {
    padding: var(--space-xl) 0;
}

.date-nav-container {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    justify-content: center;
}

.date-arrow {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
    flex-shrink: 0;
}

.date-arrow:hover {
    color: var(--text-primary);
    border-color: var(--accent-primary);
}

.date-arrow:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.date-pills {
    display: flex;
    gap: var(--space-sm);
    overflow-x: auto;
    padding: var(--space-xs);
    scrollbar-width: none;
}

.date-pills::-webkit-scrollbar {
    display: none;
}

.date-pill {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--space-sm) var(--space-lg);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    min-width: 80px;
}

.date-pill:hover {
    border-color: var(--accent-primary);
    transform: translateY(-2px);
}

.date-pill:active {
    transform: scale(0.95);
}

.date-pill.active {
    background: var(--accent-gradient);
    border-color: transparent;
}

.date-pill.active .date-day,
.date-pill.active .date-weekday {
    color: #0a0a0f;
}

.date-pill.loading {
    position: relative;
    pointer-events: none;
}

.date-pill.loading::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--bg-glass);
    border-radius: inherit;
    display: flex;
    align-items: center;
    justify-content: center;
}

.date-pill.loading::before {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
    z-index: 1;
}

.date-day {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.date-weekday {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ===========================
   Hero Section
   =========================== */
.hero-section {
    margin-bottom: var(--space-2xl);
}

.hero-card {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.hero-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    border-color: var(--border-glow);
}

.hero-image-wrapper {
    width: 100%;
    height: 400px;
    background: var(--bg-tertiary);
    position: relative;
    overflow: hidden;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.hero-card:hover .hero-image {
    transform: scale(1.05);
}

.hero-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-2xl);
    background: linear-gradient(to top, rgba(10, 10, 15, 0.98) 0%, rgba(10, 10, 15, 0.8) 50%, transparent 100%);
}

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

.hero-categories {
    display: flex;
    gap: var(--space-xs);
    flex-wrap: wrap;
}

.hero-category {
    display: inline-flex;
    padding: var(--space-xs) var(--space-md);
    background: var(--accent-gradient);
    color: #0a0a0f;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: var(--radius-sm);
}

/* Hero category color variants */
.hero-category.politics {
    background: linear-gradient(135deg, #ef4444, #dc2626);
}

.hero-category.tech {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
}

.hero-category.sport {
    background: linear-gradient(135deg, #22c55e, #16a34a);
}

.hero-category.business {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.hero-category.lifestyle {
    background: linear-gradient(135deg, #f97316, #ea580c);
}

.hero-category.health {
    background: linear-gradient(135deg, #ec4899, #db2777);
}

.hero-category.gaming {
    background: linear-gradient(135deg, #a855f7, #9333ea);
}

.hero-category.science {
    background: linear-gradient(135deg, #06b6d4, #0891b2);
}

.hero-source,
.hero-time {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
}

.hero-title {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: var(--space-md);
    color: #fff;
}

.hero-excerpt {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    max-width: 700px;
}

.hero-bookmark {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    background: var(--bg-glass);
    border: none;
    color: var(--text-secondary);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    backdrop-filter: blur(10px);
}

.hero-bookmark:hover {
    transform: scale(1.1);
}

.hero-bookmark.bookmarked {
    color: var(--accent-primary);
}

.hero-bookmark.bookmarked svg {
    fill: var(--accent-primary);
}

/* ===========================
   Main Content
   =========================== */
.main-content {
    padding-bottom: var(--space-3xl);
}

.content-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
    gap: var(--space-md);
}

.section-title {
    font-size: 1.25rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.story-count {
    background: var(--bg-tertiary);
    color: var(--text-muted);
    font-size: 0.875rem;
    font-weight: 500;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
}

.view-toggle {
    display: flex;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    padding: var(--space-xs);
    gap: var(--space-xs);
}

.view-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.view-btn:hover {
    color: var(--text-secondary);
}

.view-btn.active {
    background: var(--accent-gradient);
    color: var(--bg-primary);
}

/* ===========================
   News Grid & Cards
   =========================== */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: var(--space-xl);
}

.news-grid.list-view {
    grid-template-columns: 1fr;
    gap: var(--space-md);
}

.news-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-normal);
    animation: fadeInUp 0.5s ease forwards;
    opacity: 0;
    position: relative;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }

    from {
        opacity: 0;
        transform: translateY(20px);
    }
}

.news-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-glow);
}

.news-card-image-container {
    overflow: hidden;
    position: relative;
}

.news-card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.news-card:hover .news-card-image {
    transform: scale(1.05);
}

.news-card-bookmark {
    position: absolute;
    top: var(--space-sm);
    right: var(--space-sm);
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: none;
    color: var(--text-secondary);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    opacity: 0;
}

.news-card:hover .news-card-bookmark {
    opacity: 1;
}

.news-card-bookmark:hover {
    transform: scale(1.1);
}

.news-card-bookmark.bookmarked {
    opacity: 1;
    color: var(--accent-primary);
}

.news-card-bookmark.bookmarked svg {
    fill: var(--accent-primary);
}

.news-card-body {
    padding: var(--space-lg);
}

.news-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-sm);
    gap: var(--space-sm);
}

.news-card-categories {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
    flex: 1;
}

.news-card-category {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
}

.news-card-category.politics {
    background: rgba(239, 68, 68, 0.15);
    color: var(--politics-color);
}

.news-card-category.tech {
    background: rgba(59, 130, 246, 0.15);
    color: var(--tech-color);
}

.news-card-category.sport {
    background: rgba(34, 197, 94, 0.15);
    color: var(--sport-color);
}

.news-card-category.business {
    background: rgba(168, 85, 247, 0.15);
    color: var(--business-color);
}

.news-card-category.lifestyle {
    background: rgba(236, 72, 153, 0.15);
    color: var(--lifestyle-color);
}

.news-card-category.health {
    background: rgba(20, 184, 166, 0.15);
    color: var(--health-color);
}

.news-card-category.science {
    background: rgba(245, 158, 11, 0.15);
    color: var(--science-color);
}

.news-card-category.gaming {
    background: rgba(168, 85, 247, 0.15);
    color: var(--gaming-color);
}

.news-card-time {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.news-card-title {
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: var(--space-sm);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card-excerpt {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: var(--space-md);
}

.news-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-md);
    border-top: 1px solid var(--border-color);
}

.news-card-source {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-muted);
    font-size: 0.875rem;
}

.source-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
}

.news-card-read-more {
    color: var(--accent-primary);
    font-size: 0.875rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    transition: gap var(--transition-fast);
}

.news-card:hover .news-card-read-more {
    gap: var(--space-sm);
}

.list-view .news-card {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 0;
    align-items: stretch;
}

.list-view .news-card-image-container {
    width: 220px;
    height: 140px;
}

.list-view .news-card-image {
    width: 100%;
    height: 100%;
    min-height: auto;
}

.list-view .news-card-body {
    padding: var(--space-md);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.list-view .news-card-title {
    font-size: 1.1rem;
    margin-bottom: var(--space-xs);
    line-height: 1.3;
}

.list-view .news-card-excerpt {
    font-size: 0.875rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
}

.list-view .news-card-footer {
    margin-top: var(--space-xs);
}

/* Loading */
.loading-indicator {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-3xl);
    gap: var(--space-lg);
}

.loading-indicator.visible {
    display: flex;
}

.spinner {
    width: 48px;
    height: 48px;
    border: 3px solid var(--bg-tertiary);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: var(--space-3xl);
    color: var(--text-muted);
}

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: var(--space-lg);
}

.empty-state h3 {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

/* ===========================
   Footer
   =========================== */
.footer {
    border-top: 1px solid var(--border-color);
    padding: var(--space-2xl) 0;
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 1.125rem;
    font-weight: 700;
}

.footer-tagline {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.footer-copyright {
    color: var(--text-muted);
    font-size: 0.75rem;
}

/* ===========================
   Modal
   =========================== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    transform: scale(0.9) translateY(20px);
    transition: transform var(--transition-normal);
}

.modal-overlay.active .modal-content {
    transform: scale(1) translateY(0);
}

.modal-close {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    z-index: 10;
}

.modal-close:hover {
    color: var(--text-primary);
    background: var(--bg-primary);
}

.modal-image {
    width: 100%;
    height: 400px;
    max-height: 50vh;
    object-fit: cover;
    display: block;
    background: var(--bg-tertiary);
}

.modal-article {
    padding: var(--space-2xl);
}

.modal-header {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: var(--space-xl);
    align-items: start;
    margin-bottom: var(--space-xl);
}

.modal-header-left {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    min-width: 120px;
}

.modal-header-main {
    flex: 1;
}

.modal-header-right {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: var(--space-md);
}

.modal-category {
    display: inline-flex;
    padding: var(--space-xs) var(--space-md);
    background: var(--accent-gradient);
    color: var(--bg-primary);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: var(--radius-sm);
}

.modal-bookmark {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.modal-bookmark:hover {
    color: var(--accent-primary);
    border-color: var(--border-glow);
}

.modal-bookmark.bookmarked {
    color: var(--accent-primary);
}

.modal-bookmark.bookmarked svg {
    fill: var(--accent-primary);
}

.modal-title {
    font-size: 2.25rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-md);
    letter-spacing: -0.02em;
}

.modal-author-source {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-align: right;
    line-height: 1.4;
}

.modal-author {
    font-weight: 700;
    color: var(--text-primary);
}

.modal-date {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
}

.modal-meta span {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.modal-text {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.8;
}

.modal-content p {
    margin-bottom: var(--space-lg);
}

.modal-content a {
    color: var(--accent-primary);
    text-decoration: none;
    border-bottom: 1px dashed var(--accent-primary);
    transition: all var(--transition-fast);
}

.modal-content a:hover {
    border-bottom-style: solid;
    background: rgba(240, 180, 41, 0.1);
}

/* Hide Redundant Guardian Links */
.modal-content a[href*="continue-reading"] {
    display: none !important;
}

.modal-content a[href*="football/live"] {
    pointer-events: none;
    cursor: default;
    border: none;
    background: none;
    color: inherit;
}


.modal-text img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin: var(--space-xl) 0;
    box-shadow: var(--shadow-md);
    display: block;
}

.modal-source-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    margin-top: var(--space-xl);
    padding: var(--space-md) var(--space-xl);
    background: var(--accent-gradient);
    color: var(--accent-text-color) !important;
    /* Use dynamic high-contrast text color */
    font-weight: 700;
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.modal-source-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

/* ===========================
   Side Panels
   =========================== */
.panel-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.panel-overlay.active {
    opacity: 1;
    visibility: visible;
}

.side-panel {
    position: fixed;
    top: 0;
    right: -400px;
    width: 400px;
    max-width: 90vw;
    height: 100vh;
    background: var(--bg-secondary);
    border-left: 1px solid var(--border-color);
    z-index: 1001;
    display: flex;
    flex-direction: column;
    transition: right var(--transition-normal), visibility var(--transition-normal);
    visibility: hidden;
    /* Prevent peeking on mobile */
}

.side-panel.active {
    right: 0;
    visibility: visible;
}

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

.panel-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
}

.panel-close {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: var(--space-xs);
    transition: color var(--transition-fast);
}

.panel-close:hover {
    color: var(--text-primary);
}

.panel-content {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-lg);
}

/* Bookmarks List */
.bookmark-item {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.bookmark-item:hover {
    background: var(--bg-primary);
}

.bookmark-image {
    width: 80px;
    height: 60px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.bookmark-info {
    flex: 1;
    min-width: 0;
}

.bookmark-title {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.bookmark-meta {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.bookmark-remove {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: var(--space-xs);
    transition: color var(--transition-fast);
}

.bookmark-remove:hover {
    color: var(--politics-color);
}

.empty-bookmarks {
    text-align: center;
    padding: var(--space-2xl);
    color: var(--text-muted);
}

.empty-bookmarks-icon {
    font-size: 3rem;
    margin-bottom: var(--space-md);
}

/* ===========================
   Toast Notifications
   =========================== */
.toast-container {
    position: fixed;
    bottom: var(--space-xl);
    right: var(--space-xl);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    animation: slideInRight 0.3s ease;
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.toast.success {
    border-left: 4px solid var(--sport-color);
}

.toast.error {
    border-left: 4px solid var(--politics-color);
}

.toast.info {
    border-left: 4px solid var(--tech-color);
}

.toast-icon {
    font-size: 1.25rem;
}

.toast-message {
    font-size: 0.875rem;
    color: var(--text-primary);
}

/* ===========================
   Responsive
   =========================== */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 1.75rem;
    }

    .hero-image {
        height: 350px;
    }
}

@media (max-width: 768px) {
    :root {
        --space-lg: 1.25rem;
        --space-xl: 1.5rem;
        --space-2xl: 2rem;
    }

    .app-container {
        padding: 0 var(--space-md);
    }

    .header {
        padding: var(--space-md) 0;
    }

    .header-content {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: var(--space-md);
        text-align: center;
    }

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

    .header-actions {
        display: flex;
        flex-direction: column;
        align-items: center;
        width: 100%;
        gap: var(--space-md);
    }

    .header-utils,
    .header-filters {
        display: flex;
        justify-content: center;
        flex-wrap: wrap;
        width: 100%;
        gap: var(--space-sm);
    }

    .search-container {
        width: 100%;
        max-width: 500px;
        order: 3;
    }

    .hero-image {
        height: 300px;
    }

    .hero-content {
        padding: var(--space-lg);
        background: linear-gradient(to top, rgba(10, 10, 15, 1) 0%, rgba(10, 10, 15, 0.7) 70%, transparent 100%);
    }

    .hero-title {
        font-size: 1.5rem;
        margin-bottom: var(--space-sm);
    }

    .hero-excerpt {
        font-size: 0.938rem;
        -webkit-line-clamp: 2;
        line-clamp: 2;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

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

    .list-view .news-card {
        grid-template-columns: 100px 1fr;
        gap: 0;
        min-height: auto;
    }

    .list-view .news-card-image-container {
        width: 100px;
        height: 100px;
    }

    .list-view .news-card-body {
        padding: var(--space-sm) var(--space-md);
    }

    .list-view .news-card-title {
        font-size: 0.95rem;
        margin-bottom: 2px;
        -webkit-line-clamp: 2;
        line-clamp: 2;
    }

    .list-view .news-card-excerpt {
        display: none;
    }

    .list-view .news-card-meta {
        margin-bottom: 2px;
    }

    .list-view .news-card-footer {
        display: none;
    }

    .list-view .news-card-bookmark {
        width: 28px;
        height: 28px;
        top: 5px;
        right: 5px;
    }

    .modal-overlay {
        padding: 0;
    }

    .modal-content {
        max-height: 100vh;
        height: 100%;
        width: 100%;
        border-radius: 0;
        border: none;
    }

    .modal-image {
        height: 280px;
        max-height: 40vh;
    }

    .modal-article {
        padding: var(--space-lg);
    }

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

    .side-panel {
        width: 100%;
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .header-content {
        gap: var(--space-sm);
    }

    .logo h1 {
        font-size: 1.25rem;
    }

    .logo-icon {
        font-size: 1.5rem;
    }

    .header-actions {
        gap: 6px;
    }

    .action-btn {
        width: 36px;
        height: 36px;
    }

    .filter-tag-btn {
        padding: 6px 12px;
        font-size: 0.8rem;
    }

    .date-pill {
        min-width: 70px;
        padding: var(--space-sm) var(--space-md);
    }

    .date-day {
        font-size: 1.125rem;
    }

    .hero-image {
        height: 240px;
    }

    .hero-title {
        font-size: 1.375rem;
    }

    .nav-btn {
        padding: var(--space-xs) var(--space-md);
        font-size: 0.813rem;
    }

    .nav-icon {
        font-size: 0.875rem;
    }

    .news-card-image {
        height: 180px;
    }

    .news-card-title {
        font-size: 1.063rem;
    }
}

/* Landscape Mobile Tweaks */
@media (max-height: 500px) and (orientation: landscape) {
    .hero-image {
        height: 180px;
    }

    .modal-content {
        max-height: 100vh;
    }
}

/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: var(--space-xl);
    left: var(--space-xl);
    width: 48px;
    height: 48px;
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-to-top:hover {
    background: var(--accent-gradient);
    color: var(--bg-primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

@media (max-width: 768px) {
    .scroll-to-top {
        bottom: var(--space-lg);
        left: var(--space-lg);
        width: 40px;
        height: 40px;
    }
}

/* Mobile Modal Redesign */
@media (max-width: 768px) {
    .modal-content {
        padding-top: var(--space-xl);
    }

    .modal-article {
        padding: var(--space-lg);
    }

    .modal-header {
        display: flex;
        flex-direction: column;
        gap: var(--space-md);
        margin-bottom: var(--space-lg);
    }

    .modal-header-left {
        width: 100%;
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        order: 1;
    }

    .modal-header-main {
        width: 100%;
        order: 2;
    }

    .modal-title {
        font-size: 1.75rem;
        line-height: 1.2;
    }

    .modal-header-right {
        width: 100%;
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        order: 3;
        padding-top: var(--space-sm);
        border-top: 1px solid var(--border-color);
    }

    .modal-author-source {
        align-items: flex-start;
        text-align: left;
    }
}

/* Typography Options */
body.serif-font {
    font-family: 'Merriweather', Georgia, serif;
}

.serif-font .hero-title,
.serif-font .news-card-title,
.count-pill,
.category-pill,
.serif-font .modal-title,
.serif-font .news-card-excerpt,
.serif-font .modal-text {
    line-height: 1.6;
    letter-spacing: -0.01em;
}

/* Settings Modal Specifics */
.settings-content {
    max-width: 500px !important;
    padding: 32px;
}

.settings-title {
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: 24px;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.settings-section {
    margin-bottom: 32px;
}

.settings-section h3 {
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    opacity: 0.8;
}

.settings-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
    border-bottom: 1px solid var(--border-color);
}

.settings-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.settings-label {
    font-weight: 600;
    color: var(--text-primary);
}

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

.toggle-group {
    background: var(--surface-secondary);
    padding: 4px;
    border-radius: 8px;
    display: flex;
    gap: 4px;
}

.toggle-btn {
    padding: 6px 16px;
    border-radius: 6px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.toggle-btn.active {
    background: var(--accent-primary);
    color: var(--accent-text-color);
    box-shadow: 0 2px 8px var(--accent-glow);
}

/* Source List */
.source-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-height: 300px;
    overflow-y: auto;
    padding-right: 8px;
    margin-top: 16px;
}

.source-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px;
    background: var(--surface-secondary);
    border-radius: 12px;
    transition: all 0.2s ease;
}

.source-item:hover {
    background: var(--border-color);
}

.source-item-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.source-name {
    font-weight: 600;
    font-size: 0.95rem;
}

.source-category {
    font-size: 0.75rem;
    text-transform: uppercase;
    opacity: 0.6;
}

.source-actions {
    display: flex;
    gap: 8px;
}

.source-btn {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    background: var(--surface-primary);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.source-btn:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.source-btn.muted {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
    border-color: rgba(239, 68, 68, 0.3);
}

.source-btn.favorited {
    background: var(--accent-glow);
    color: var(--accent-primary);
    border-color: var(--accent-primary);
}

.settings-footer {
    margin-top: 32px;
    display: flex;
    justify-content: flex-end;
}

.btn-primary {
    background: var(--accent-gradient);
    color: var(--accent-text-color);
    border: none;
    padding: 12px 24px;
    border-radius: 12px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 4px 15px var(--accent-glow);
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--accent-glow);
}

/* Custom Scrollbar for Source List */
.source-list::-webkit-scrollbar {
    width: 6px;
}

.source-list::-webkit-scrollbar-track {
    background: var(--surface-primary);
}

.source-list::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 10px;
}

.source-list::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Filter Tag Buttons (Trending/Good News) */
.filter-tag-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--surface-secondary);
    border: 1px solid var(--border-color);
    border-radius: 100px;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.filter-tag-btn:hover {
    border-color: var(--accent-primary);
    color: var(--text-primary);
    background: var(--surface-primary);
}

.filter-tag-btn.active {
    background: var(--accent-primary);
    color: var(--accent-text-color);
    border-color: var(--accent-primary);
    box-shadow: 0 4px 12px var(--accent-glow);
}

.filter-tag-btn svg {
    opacity: 0.7;
}

.filter-tag-btn.active svg {
    opacity: 1;
}

/* Trending Badge */
.trending-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: rgba(240, 180, 41, 0.9);
    color: #000;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 4px;
    z-index: 10;
    backdrop-filter: blur(4px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.trending-badge svg {
    width: 12px;
    height: 12px;
}

/* Good News Card Accent */
.news-card.positive-sentiment {
    border-left: 4px solid #38a169;
}